* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* A calm, pupil-paced entrance to touch typing. */
.learning-shell[hidden] { display: none !important; }
.learning-start-choices[hidden] { display: none !important; }
.learning-start-choices { display: grid; gap: 12px; margin: 14px 0 22px; color: #4b695b; }
.learning-start-choices p { font-size: 1.05rem; line-height: 1.5; }
.learning-start-choices small { font-size: .75rem; color: #718578; }
.learning-button { display: inline-flex; align-items: center; justify-content: center; gap: 12px; padding: 13px 18px; border-radius: 14px; font: inherit; font-size: .95rem; font-weight: 700; cursor: pointer; border: 1px solid transparent; transition: background .15s, transform .15s; min-height: 46px; }
.learning-button:hover { transform: translateY(-1px); }
.learning-primary { color: #fff; background: #257c58; box-shadow: 0 4px 0 #16543b; }
.learning-primary:hover { background: #1d6949; }
.learning-secondary { color: #315944; background: #f1f7ec; border-color: #c9dbc5; }
.learning-link-button, .learning-icon-button { color: #375e49; background: transparent; border: 0; padding: 9px; border-radius: 9px; font: inherit; font-size: .8rem; font-weight: 650; cursor: pointer; }
.learning-link-button:hover, .learning-icon-button:hover { background: #e8f1e3; }
.learning-button:focus-visible, .learning-link-button:focus-visible, .learning-icon-button:focus-visible, .learning-mission:focus-visible, .learning-profile input:focus-visible, .learning-profile select:focus-visible { outline: 3px solid #d69d37; outline-offset: 3px; }
body.learning-active { background: #e9f0e4; color: #244b36; }
body.learning-active .main-content { align-items: flex-start; padding-top: 24px; }
body.learning-active .container { max-width: 690px; overflow: visible; padding: 22px 28px; background: #fffef9; border: 1px solid #d7e3cf; box-shadow: 0 12px 48px #385c3620; }
body.learning-active header { margin-bottom: 12px; }
body.learning-active header h1 { color: #799578; font-size: .9rem; letter-spacing: .02em; }
body.learning-active .score-display { display: none; }
body.learning-active .learning-shell { order: 1; position: relative; }
body.learning-active .game-area { order: 2; flex: 0 0 auto; margin: 10px 0; }
body.learning-active #gameCanvas { width: min(100%, 330px); height: auto; border: 1px solid #d9e8cf; border-radius: 17px; box-shadow: 0 6px 14px #36623b12; }
body.learning-active #gameCanvas:focus { outline: none; }
body.learning-active #gameCanvas:focus-visible { outline: 2px solid #8fae8b; outline-offset: 3px; }
body.learning-active .keyboard-section { order: 3; margin: 4px 0 0; }
body.learning-home .keyboard-section, body.learning-home .game-area, body.learning-result .keyboard-section, body.learning-result .game-area { display: none; }
body.learning-active .virtual-keyboard { position: relative; isolation: isolate; background: #f3f5ec; padding: 10px 10px 75px; border: 1px solid #e1e8d9; overflow: visible; }
body.learning-active .virtual-keyboard > .keyboard-row { z-index: 0; }
body.learning-active .keyboard-key { transition: opacity .2s, box-shadow .2s; }
body.learning-active .keyboard-key.active-control::after, body.learning-active .keyboard-key.active-control::before { display: none; }
body.learning-active .keyboard-key.learning-key-unknown { opacity: .25; filter: saturate(.2); }
body.learning-active .keyboard-key.learning-key-taught { opacity: .8; }
body.learning-active .keyboard-key.learning-key-target { opacity: 1; border-color: #267c58; box-shadow: 0 0 0 3px #85c7a655; color: #173e2b; }
.learning-control-row { display: none; }
body.learning-active .learning-control-row { display: flex; justify-content: flex-end; width: min(100%, calc(11 * var(--keyboard-key-width) + 11 * var(--keyboard-row-gap) + 6px)); margin: 0 auto; }
body.learning-active .learning-backspace-key { min-width: calc(var(--keyboard-key-width) * 1.6); font-size: 1.3rem; }
.learning-correction-card { padding: 14px 16px; margin-top: 12px; border: 1px solid #dbe5d1; border-radius: 14px; background: #f6f9ef; }
.learning-correction-example { display: flex; align-items: center; gap: 3px; margin: 12px 0; font-size: 1.8rem; font-weight: 750; color: #345943; }
.learning-correction-example > span { padding: 3px 9px; min-width: 36px; border-radius: 7px; text-align: center; background: #fff; }
.learning-correction-example .learning-correction-wrong { background: #f9e3da; color: #a14e3a; border-bottom: 3px solid #cf8c76; }
.learning-correction-example .learning-correction-cursor { background: #e8f3dc; color: #668854; }
.learning-correction-example > small { margin-left: 12px; font-size: .72rem; font-weight: 450; color: #6d8067; }
.learning-correction-steps { display: flex; gap: 9px; font-size: .76rem; color: #7b8b71; }
.learning-correction-steps > span { flex: 1; padding: 9px; border: 1px solid #dce5d3; border-radius: 9px; }
.learning-correction-steps > .active { border-color: #72a071; background: #e7f2dc; color: #365a39; font-weight: 650; }
.learning-correction-steps > .done { color: #55815b; }
.learning-correction-steps b { margin-right: 4px; }
.learning-correction-card .learning-writing-hint { margin-top: 10px; }
.learning-correction-note { display: block; margin-top: 6px; font-size: .66rem; line-height: 1.5; color: #819078; }
.learning-correction-finished { padding: 13px; text-align: center; color: #4e7853; }
.learning-home-heading { text-align: left; margin-bottom: 18px; }
.learning-eyebrow { display: block; color: #759c66; letter-spacing: .14em; font-size: .66rem; font-weight: 750; margin-bottom: 10px; }
.learning-home-heading h2 { font-size: clamp(1.45rem, 4vw, 2rem); color: #244b36; line-height: 1.15; max-width: 420px; }
.learning-home-heading p { font-size: .89rem; color: #637969; line-height: 1.5; margin-top: 9px; }
.learning-name-card { max-width: 440px; margin: 12px auto; text-align: center; display: flex; flex-direction: column; align-items: center; gap: 14px; }
.learning-name-mascot { font-size: 3.8rem; line-height: 1.2; }
.learning-name-card h2 { color: #2b5238; font-size: 2rem; }
.learning-name-card > p { font-size: .9rem; line-height: 1.5; color: #637969; }
.learning-name-card form { width: 100%; text-align: left; }
.learning-name-card label { display: block; color: #365f40; font-size: .85rem; margin-bottom: 8px; font-weight: 650; }
.learning-name-card input { width: 100%; border: 1px solid #a7bd99; border-radius: 10px; background: #fff; padding: 13px; font: inherit; color: #244b36; }
.learning-name-card input:focus-visible { outline: 3px solid #85c7a655; border-color: #267c58; }
.learning-name-card form .learning-button { width: 100%; justify-content: center; margin-top: 10px; }
.learning-name-card [role="status"] { color: #a06e2e; font-size: .8rem; min-height: 1.2em; margin-top: 8px; }
.learning-name-card > small { color: #80937a; line-height: 1.5; font-size: .75rem; }
.learning-classroom-links { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px; margin-top: 12px; }
.learning-classroom-status { color: #80937a; font-size: .7rem; line-height: 1.4; margin-top: 5px; }
.learning-garden { height: 154px; position: relative; overflow: hidden; background: linear-gradient(#e4f2e4 0%, #f7f4dc 75%, #d0e3ae 76%); border: 1px solid #dce8ce; border-radius: 20px; margin-bottom: 19px; }
.learning-garden-sun { position: absolute; right: 38px; top: 13px; font-size: 2.6rem; color: #e5b73d; }
.learning-garden-cloud { position: absolute; left: 35px; top: 8px; font-size: 3.6rem; color: #fff; }
.learning-garden-plants { display: flex; position: absolute; right: 14px; bottom: 25px; gap: 3px; height: 44px; align-items: flex-end; z-index: 2; }
.learning-garden-plants span { display: inline-block; min-width: 30px; height: 35px; font-family: 'Apple Color Emoji', 'Segoe UI Emoji', sans-serif; font-size: 30px; line-height: 1; opacity: 1; transform: none; }
.learning-garden-snake { display: flex; position: absolute; left: 27px; bottom: 32px; align-items: end; }
.learning-garden-snake span { width: 23px; height: 23px; border-radius: 8px; background: var(--snake-color); margin-right: -3px; }
.learning-garden-snake .learning-snake-face { height: 33px; width: 33px; border-radius: 12px 12px 7px 7px; color: #174b34; font-weight: 900; font-size: 1.5rem; text-align: center; }
.learning-garden > small { position: absolute; bottom: 5px; left: 12px; right: 12px; text-align: center; font-size: .68rem; color: #536b3c; }
.learning-home-card > .learning-primary { width: 100%; justify-content: space-between; }
.learning-home-details { display: flex; align-items: start; justify-content: space-between; gap: 12px; margin-top: 16px; }
.learning-profile { flex: 1; max-width: 420px; }
.learning-profile summary, .learning-wardrobe summary { font-size: .78rem; font-weight: 650; cursor: pointer; padding: 9px 0; }
.learning-profile summary > span, .learning-wardrobe summary > span { font-weight: 400; color: #7a8d79; margin-left: 7px; font-size: .69rem; }
.learning-profile label { display: block; font-size: .72rem; margin: 8px 0 5px; }
.learning-profile select, .learning-profile input { max-width: 100%; width: 100%; font: inherit; font-size: .8rem; background: #fff; border: 1px solid #cbdcc4; border-radius: 8px; padding: 9px; color: #244b36; }
.learning-profile-create { display: flex; align-items: center; gap: 5px; margin: 7px 0; }
.learning-profile small { font-size: .67rem; color: #7a8d79; line-height: 1.4; display: block; }
.learning-map-heading { display: flex; align-items: center; justify-content: space-between; margin: 24px 0 10px; }
.learning-map-heading h3 { font-size: 1rem; color: #315a3a; }
.learning-map-heading small { font-size: .7rem; color: #87927b; }
.learning-lesson-map { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
.learning-mission { display: flex; flex-direction: column; align-items: flex-start; gap: 4px; min-height: 120px; text-align: left; padding: 13px; border: 1px solid #cbdcc4; border-radius: 14px; background: #f6f9ef; color: #315a3a; cursor: pointer; font: inherit; }
.learning-mission:hover:not(:disabled) { background: #e9f2df; border-color: #89ae78; }
.learning-mission:disabled { color: #989f91; background: #f7f7f0; border-color: #e8e9df; cursor: default; }
.learning-mission:disabled .learning-mission-icon { filter: grayscale(1); opacity: .45; }
.learning-mission-icon { font-size: 1.35rem; }
.learning-mission strong { font-size: .77rem; line-height: 1.2; }
.learning-mission-keys { font-size: .69rem; letter-spacing: .07em; }
.learning-mission small { color: #8b977c; font-size: .6rem; margin-top: auto; }
.learning-mission-complete { background: #eff7e8; }
.learning-mission-complete small { color: #b48c25; letter-spacing: .15em; }
.learning-wardrobe { margin-top: 17px; border-top: 1px solid #e5ebdd; padding-top: 5px; }
.learning-cosmetics { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; padding: 6px 0 10px; border: 0; min-width: 0; }
.learning-cosmetics legend { font-size: .75rem; font-weight: 650; color: #476445; padding: 0; margin-bottom: 6px; }
.learning-color-button:focus-visible, .learning-hat-button:focus-visible { outline: 3px solid #d69d37; outline-offset: 4px; }
.learning-color-button { width: 30px; height: 30px; border-radius: 50%; background: var(--swatch); border: 3px solid #fff; cursor: pointer; box-shadow: 0 0 0 1px #c6d5bd; }
.learning-color-button.selected { box-shadow: 0 0 0 2px #335943; }
.learning-hat-button { font: inherit; font-size: .72rem; border: 1px solid #d0dcc7; border-radius: 9px; padding: 7px; cursor: pointer; background: #fff; color: #476445; }
.learning-hat-button.selected { background: #e4f0d9; border-color: #6e9963; }
.learning-wardrobe small, .learning-device-note { font-size: .66rem; color: #80937a; line-height: 1.5; }
.learning-device-note { margin-top: 17px; }
.learning-key-coverage { margin-top: 18px; border-top: 1px solid #e5ebdd; padding-top: 12px; }
.learning-key-coverage > strong { font-size: .75rem; }
.learning-key-coverage > div { display: flex; flex-wrap: wrap; gap: 5px; margin: 9px 0; }
.learning-key-coverage span { font-size: .67rem; padding: 5px 7px; border: 1px solid #e1e6d4; border-radius: 7px; background: #f6f8ec; }
.learning-key-coverage span.reliable { background: #e2f0dc; color: #2c784e; }
.learning-key-coverage small { font-size: .67rem; color: #7a8d79; }
.learning-toolbar { display: flex; align-items: center; gap: 9px; padding-bottom: 12px; border-bottom: 1px solid #e7eddc; margin-bottom: 13px; }
.learning-toolbar > div { flex: 1; }
.learning-toolbar strong { display: block; font-size: 1rem; color: #2b5238; }
.learning-toolbar small { display: block; color: #809276; font-size: .68rem; margin-top: 2px; }
.learning-icon-button { font-size: 1.15rem; padding: 6px 10px; }
.learning-task-top { display: flex; gap: 18px; align-items: center; min-height: 85px; }
.learning-task-message { flex: 1; }
.learning-task-message p { font-size: .83rem; line-height: 1.5; color: #587249; }
.learning-task-message small { font-size: .65rem; color: #7c916b; }
.learning-target { display: flex; flex-direction: column; align-items: center; justify-content: center; min-width: 94px; height: 90px; border: 2px solid #accb96; border-bottom-width: 5px; background: #eff7e5; border-radius: 18px; color: #2d633d; font-size: 2.9rem; font-weight: 750; line-height: 1; }
.learning-target small { font-size: .58rem; margin-top: 8px; font-weight: 500; }
.learning-progress-track { height: 6px; border-radius: 10px; background: #eaf0df; margin: 9px 0 5px; overflow: hidden; }
.learning-progress-track span { display: block; height: 100%; background: #8ab971; transition: width .15s; border-radius: inherit; }
.learning-hands-overlay { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; z-index: 2; overflow: visible; }
.learning-hands-overlay[hidden], .learning-hands-caption[hidden] { display: none !important; }
.learning-hands-caption { min-height: 31px; margin: 9px 0 0; text-align: center; font-size: .73rem; line-height: 1.5; color: #58734c; }
.learning-hands-caption strong { color: #365f40; }
.learning-hands-caption small { display: block; font-size: .64rem; color: #7b8d70; }
body.learning-paused .learning-hands-overlay { opacity: .4; }
.learning-task-bottom { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.learning-feedback { font-size: .7rem; color: #619049; line-height: 1.5; min-height: 20px; }
.learning-feedback-retry { color: #a37436; }
.learning-task-bottom .learning-link-button { font-size: .68rem; white-space: nowrap; }
.learning-writing { margin-top: 12px; background: #f7f8ef; border-radius: 11px; padding: 12px 14px; }
.learning-writing-label { font-size: .65rem; color: #859371; margin-bottom: 8px; }
.learning-writing-window { position: relative; height: 62px; overflow: hidden; mask-image: linear-gradient(to right, transparent, #000 24px, #000 calc(100% - 24px), transparent); -webkit-mask-image: linear-gradient(to right, transparent, #000 24px, #000 calc(100% - 24px), transparent); }
.learning-writing-line { position: absolute; top: 8px; left: 0; display: flex; flex-wrap: nowrap; gap: 2px; width: max-content; white-space: nowrap; font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: 1.45rem; line-height: 1.3; color: #889080; transition: transform .16s ease-out; }
.learning-writing-line span { flex: none; padding: 5px 4px; border-radius: 4px; min-width: 1em; text-align: center; }
.learning-endless-card { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; margin-top: 22px; padding: 16px; border: 1px solid #d7e3cf; border-radius: 14px; background: #f3f7ef; }
.learning-endless-card p { max-width: 330px; margin-top: 5px; font-size: .75rem; line-height: 1.5; color: #718578; }
.learning-endless-facts { display: flex; flex-wrap: wrap; gap: 16px; margin: 14px 0; color: #718578; font-size: .75rem; }
.learning-endless-facts strong { color: #315a3a; }
@media (prefers-reduced-motion: reduce) { .learning-writing-line { transition: none; } }
.learning-writing-line .typed { color: #2a8051; background: #e3f1d7; }
.learning-writing-line .current { color: #305538; box-shadow: 0 2px 0 #639046; background: #e7edda; }
.learning-writing-line .wrong { color: #99663d; background: #ffe9ce; text-decoration: underline; text-decoration-style: wavy; }
.learning-writing-hint { font-size: .65rem; color: #8b947b; line-height: 1.4; margin-top: 8px; }
.learning-pause-panel { position: absolute; inset: 0; background: #fffef9f2; backdrop-filter: blur(3px); border: 1px solid #d9e5cd; border-radius: 15px; display: flex; align-items: center; justify-content: center; flex-direction: column; gap: 14px; padding: 20px; z-index: 4; text-align: center; }
.learning-pause-panel strong { font-size: 1.2rem; color: #426847; }
.learning-pause-panel span { font-size: .8rem; color: #859177; }
.learning-result-card { text-align: center; padding: 12px 12px 5px; display: flex; flex-direction: column; gap: 14px; align-items: center; }
.learning-result-flower { font-size: 3.6rem; line-height: 1; }
.learning-stars { font-size: 2rem; letter-spacing: .08em; color: #d5a42e; }
.learning-stars span { color: #dbe3ce; }
.learning-result-card h2 { font-size: 1.8rem; color: #365a37; }
.learning-result-card > p { font-size: .86rem; line-height: 1.5; color: #78856a; max-width: 400px; }
.learning-result-facts { display: flex; gap: 26px; padding: 14px; background: #f0f6e8; border-radius: 15px; width: 100%; justify-content: center; }
.learning-result-facts span { display: flex; flex-direction: column; gap: 5px; font-size: .65rem; color: #8b967a; }
.learning-result-facts strong { color: #447542; font-size: 1.4rem; }
.learning-result-card .learning-positive-note, .learning-result-card .learning-repeat-note { font-size: .73rem; }
.learning-result-card .learning-button { width: 100%; max-width: 410px; font-size: .86rem; }
.learning-customize-card { gap: 12px; padding-top: 8px; }
.learning-customize-card .learning-eyebrow { margin-bottom: 0; }
.learning-completion-trophy { font-size: 3rem; line-height: 1.2; }
.learning-customize-card h2 { font-size: clamp(1.55rem, 5vw, 2rem); text-wrap: balance; }
#learningCompletionTitle:focus { outline: none; }
.learning-completion-facts { display: flex; flex-wrap: wrap; justify-content: center; gap: 9px 20px; font-size: .75rem; font-weight: 650; color: #568048; }
.learning-snake-customizer { width: 100%; max-width: 410px; padding: 18px 20px; background: #f0f6e8; border: 1px solid #d4e2ca; border-radius: 18px; }
.learning-snake-customizer h3 { font-size: 1.05rem; color: #365a37; }
.learning-snake-customizer > p { font-size: .75rem; line-height: 1.5; color: #637969; margin-top: 5px; }
.learning-snake-preview { display: block; width: 100%; max-width: 360px; height: auto; margin: 0 auto 8px; }
.learning-snake-customizer .learning-cosmetics { justify-content: center; padding: 5px 0 10px; }
.learning-snake-customizer .learning-cosmetics legend { width: 100%; text-align: center; }
.learning-snake-customizer .learning-color-button { width: 44px; height: 44px; border-width: 4px; }
.learning-snake-customizer .learning-hat-button { min-height: 44px; padding: 10px 12px; }
.learning-customize-card > .learning-customization-note { max-width: 390px; font-size: .68rem; }
.learning-customize-card > .learning-primary { min-height: 50px; }
body.learning-result .learning-toolbar [data-action="pause"] { display: none; }
.learning-arcade-card { display: flex; flex-direction: column; gap: 12px; padding: 16px 0; }
.learning-arcade-card h2 { color: #365a37; font-size: 1.5rem; }
.learning-arcade-card p { color: #64765f; font-size: .84rem; line-height: 1.5; }
.learning-arcade-card .learning-bridge-controls { flex-wrap: wrap; justify-content: flex-start; }
.learning-arcade-score { color: #257c58; font-size: 1.15rem; }
body.learning-arcade .virtual-keyboard { padding-bottom: 10px; }
.learning-bridge-controls { display: flex; justify-content: center; gap: 10px; margin-bottom: 14px; }
.learning-bridge-controls span { font-size: .8rem; border: 1px solid #d8e1c9; background: #f6f8ed; padding: 8px 12px; border-radius: 10px; color: #8b987b; }
.learning-bridge-controls span.current { border-color: #679451; color: #365d3e; background: #e5f2d9; }
.learning-bridge-controls b { margin-right: 5px; }
@keyframes learning-sprout { from { opacity: 0; transform: translateY(8px) scale(.8); } to { opacity: 1; transform: none; } }
@media (min-width: 700px) {
    body.learning-active:not(.learning-home):not(.learning-result) .container { display: grid; grid-template-columns: minmax(0, 1fr) 250px; gap: 12px 18px; align-items: start; }
    body.learning-active:not(.learning-home):not(.learning-result) header { grid-column: 1 / -1; grid-row: 1; margin-bottom: 0; }
    body.learning-active:not(.learning-home):not(.learning-result) .learning-shell { grid-column: 1; grid-row: 2; min-width: 0; }
    body.learning-active:not(.learning-home):not(.learning-result) .game-area { grid-column: 2; grid-row: 2; margin: 0; align-self: center; }
    body.learning-active:not(.learning-home):not(.learning-result) #gameCanvas { width: 250px; max-width: 100%; height: auto; }
    body.learning-active:not(.learning-home):not(.learning-result) .keyboard-section { grid-column: 1 / -1; grid-row: 3; margin-top: 1px; }
    body.learning-active:not(.learning-home):not(.learning-result) .learning-target { min-width: 72px; height: 77px; font-size: 2.5rem; border-radius: 14px; }
    body.learning-active:not(.learning-home):not(.learning-result) .learning-task-top { gap: 12px; }
    body.learning-active:not(.learning-home):not(.learning-result) .learning-task-message p { font-size: .77rem; }
    body.learning-active:not(.learning-home):not(.learning-result) .learning-task-bottom { flex-wrap: wrap; gap: 0; }
    body.learning-active:not(.learning-home):not(.learning-result) .learning-task-bottom .learning-link-button { margin-left: auto; padding: 5px; }
    body.learning-active:not(.learning-home):not(.learning-result) .learning-writing-line { font-size: 1.15rem; }
    body.learning-active:not(.learning-home):not(.learning-result) .learning-bridge-controls { gap: 5px; }
    body.learning-active:not(.learning-home):not(.learning-result) .learning-bridge-controls span { padding: 7px 9px; }
}
@media (max-width: 600px) {
    body.learning-active .main-content { padding: 12px 8px; }
    body.learning-active .container { padding: 18px 14px; border-radius: 18px; }
    .learning-home-heading h2 { font-size: 1.5rem; }
    .learning-lesson-map { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
    .learning-mission { padding: 11px; min-height: 112px; }
    .learning-home-details { gap: 3px; }
    .learning-profile summary > span { display: block; margin-left: 0; margin-top: 4px; }
    .learning-target { min-width: 76px; height: 80px; font-size: 2.6rem; }
    .learning-task-top { gap: 10px; }
    .learning-task-message p { font-size: .74rem; }
    .learning-hands-caption { font-size: .68rem; }
    .learning-writing-line { font-size: 1.2rem; }
    .learning-task-bottom { align-items: start; }
}
@media (max-height: 780px) and (min-width: 601px) {
    body.learning-active .main-content { padding-top: 12px; }
    body.learning-active .container { padding-top: 14px; padding-bottom: 14px; }
    body.learning-active #gameCanvas { width: 255px; }
    .learning-toolbar { padding-bottom: 8px; margin-bottom: 8px; }
}
@media (prefers-reduced-motion: reduce) {
    .learning-garden-plants span { animation: none; }
    .learning-progress-track span, .learning-button { transition: none; }
}

.learning-reward-overlay[hidden] { display: none !important; }
.learning-reward-overlay { position: fixed; inset: 0; z-index: 12000; display: flex; align-items: center; justify-content: center; overflow: hidden; padding: 24px; background: radial-gradient(circle at 50% 38%, #fffff6 0%, #f8f7dd 44%, #e4f0d3 100%); color: #2e603e; text-align: center; }
.learning-reward-content { position: relative; z-index: 2; display: flex; align-items: center; flex-direction: column; max-width: 640px; width: 100%; gap: 18px; animation: learning-reward-arrive 300ms ease-out both; }
.learning-reward-apple { width: 210px; height: 210px; border: 2px solid #b1d79188; border-radius: 50%; position: relative; background: #eff7dfee; box-shadow: 0 0 0 24px #dcecc755, 0 0 0 48px #dcecc728; animation: learning-reward-glow 1200ms ease-in-out both; }
.learning-reward-apple img { position: absolute; width: 320px; height: 320px; max-width: none; left: 50%; top: 50%; transform: translate(-50%, -22%); }
.learning-reward-stars { color: #d6a52f; font-size: clamp(2rem, 6vw, 3rem); line-height: 1; letter-spacing: .15em; text-shadow: 0 3px 0 #fff6ce; }
.learning-reward-content h2 { color: #326440; font-size: clamp(2rem, 6vw, 3.7rem); line-height: 1.08; max-width: 620px; text-wrap: balance; }
.learning-reward-content > p { color: #7b9369; font-size: clamp(.9rem, 2.5vw, 1.12rem); line-height: 1.5; max-width: 480px; text-wrap: balance; }
.learning-reward-continue { margin-top: 7px; min-width: 180px; }
.learning-reward-confetti { position: absolute; inset: 0; pointer-events: none; z-index: 1; }
.learning-reward-confetti span { position: absolute; left: var(--confetti-x); top: -24px; width: 10px; height: 20px; border-radius: 3px; background: var(--confetti-color); opacity: .8; transform: rotate(20deg); animation: learning-reward-confetti-fall 1500ms cubic-bezier(.2,.35,.65,1) both; animation-delay: var(--confetti-delay); }
.learning-reward-confetti span:nth-child(3n) { width: 15px; height: 15px; border-radius: 50%; }
.learning-reward-confetti span:nth-child(4n) { width: 14px; height: 14px; clip-path: polygon(50% 0, 61% 34%, 98% 35%, 69% 57%, 79% 94%, 50% 72%, 21% 94%, 31% 57%, 2% 35%, 39% 34%); }
.learning-reward-paused * { animation-play-state: paused !important; }
.learning-reward-reduced-motion .learning-reward-content, .learning-reward-reduced-motion .learning-reward-apple { animation: none; }
.learning-reward-reduced-motion .learning-reward-confetti span { animation: none; top: var(--confetti-y); transform: rotate(25deg); opacity: .4; }
@keyframes learning-reward-arrive { from { opacity: 0; transform: translateY(12px) scale(.96); } to { opacity: 1; transform: none; } }
@keyframes learning-reward-glow { 0% { box-shadow: 0 0 0 10px #dcecc755, 0 0 0 20px #dcecc728; } 70%, 100% { box-shadow: 0 0 0 24px #dcecc755, 0 0 0 48px #dcecc728; } }
@keyframes learning-reward-confetti-fall { to { transform: translateY(110vh) rotate(var(--confetti-turn)); opacity: .65; } }
@media (max-height: 640px) {
    .learning-reward-content { gap: 11px; }
    .learning-reward-apple { width: 130px; height: 130px; }
    .learning-reward-apple img { width: 215px; height: 215px; }
    .learning-reward-content h2 { font-size: clamp(1.7rem, 5vw, 2.5rem); }
}
@media (prefers-reduced-motion: reduce) {
    .learning-reward-content, .learning-reward-apple { animation: none; }
    .learning-reward-confetti span { animation: none; top: var(--confetti-y); transform: rotate(25deg); opacity: .4; }
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: #000000;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: #888;
    position: relative;
}

.debug-menu {
    display: none; /* Debug menu deactivated */
    position: fixed;
    left: 0;
    top: 0;
    width: 200px;
    height: 100vh;
    background: #000000;
    color: #ffffff;
    padding: 20px;
    box-sizing: border-box;
    overflow-y: auto;
    z-index: 5000;
    border-right: 2px solid #333;
}

.debug-menu h3 {
    color: #ffffff;
    font-size: 1.2em;
    margin-bottom: 20px;
    text-align: center;
    border-bottom: 1px solid #333;
    padding-bottom: 10px;
}

.debug-btn {
    width: 100%;
    padding: 10px;
    margin-bottom: 15px;
    background: #333;
    color: #ffffff;
    border: 1px solid #555;
    border-radius: 5px;
    cursor: pointer;
    font-size: 0.9em;
    transition: background 0.2s;
}

.debug-btn:hover {
    background: #444;
}

.debug-control {
    margin-bottom: 20px;
}

.debug-control label {
    display: block;
    color: #ffffff;
    font-size: 0.85em;
    margin-bottom: 5px;
}

.debug-control input {
    width: 100%;
    padding: 8px;
    margin-bottom: 8px;
    background: #222;
    color: #ffffff;
    border: 1px solid #555;
    border-radius: 4px;
    font-size: 0.9em;
    box-sizing: border-box;
}

.debug-control input:focus {
    outline: none;
    border-color: #888;
}

.debug-btn-small {
    width: 100%;
    padding: 6px;
    background: #444;
    color: #ffffff;
    border: 1px solid #666;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.85em;
    transition: background 0.2s;
}

.debug-btn-small:hover {
    background: #555;
}

.debug-log-status {
    margin-top: 8px;
    padding: 6px;
    background: #222;
    border: 1px solid #444;
    border-radius: 4px;
    font-size: 0.8em;
    text-align: center;
    color: #ff6b6b;
}

.debug-log-status.logging {
    color: #32cd32;
}

.legal-page {
    max-width: 920px;
    width: 100%;
    padding: 28px;
}

.legal-page header {
    margin-bottom: 18px;
}

.legal-panel {
    width: 100%;
    background: #101010;
    border: 1px solid #2d2d2d;
    border-radius: 8px;
    padding: 28px;
    color: #d7d7d7;
    line-height: 1.6;
    text-align: left;
}

.legal-panel h2 {
    color: #ffffff;
    font-size: 1.6em;
    margin-bottom: 16px;
}

.legal-panel h3 {
    color: #ffffff;
    font-size: 1.05em;
    margin: 26px 0 8px;
}

.legal-panel p {
    margin-bottom: 14px;
}

.legal-panel a {
    color: #8fc7ff;
    text-decoration: none;
}

.legal-panel a:hover {
    text-decoration: underline;
}

.legal-updated {
    color: #9a9a9a;
    font-size: 0.9em;
}

.legal-list {
    margin: 8px 0 0 20px;
}

.legal-list li {
    margin: 7px 0;
}

.support-contact {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin: 24px 0;
    padding: 16px 18px;
    background: #1a1a1a;
    border: 1px solid #333;
    border-radius: 8px;
}

.support-contact span {
    color: #aaa;
    font-size: 0.95em;
}

/* App layout: sidebar + main content */
.app-layout {
    display: flex;
    width: 100%;
    max-width: 1400px;
    min-height: 100vh;
    margin: 0 auto;
    flex: 1;
}

.sidebar {
    flex-shrink: 0;
    width: 220px;
    background: #1a1a1a;
    color: #e0e0e0;
    padding: 20px 0;
    position: relative;
    border-right: 1px solid #333;
    overflow-y: auto;
}

.sidebar-close {
    display: none;
    position: absolute;
    top: 12px;
    right: 12px;
    background: none;
    border: none;
    font-size: 1.8em;
    color: #999;
    cursor: pointer;
    line-height: 1;
    padding: 4px;
}

.sidebar-nav {
    list-style: none;
    margin: 0;
    padding: 0;
}

.sidebar-nav > li {
    margin: 0;
    padding: 0;
}

.menu-item {
    display: block;
    width: 100%;
    text-align: left;
    background: none;
    border: none;
    color: inherit;
    padding: 10px 20px;
    font-size: 0.95em;
    cursor: pointer;
    transition: background 0.2s, color 0.2s;
    font-family: inherit;
}

.menu-item:hover {
    background: #333;
    color: #fff;
}

.menu-item.disabled {
    color: #666;
    cursor: default;
}

.menu-item.menu-link {
    text-decoration: none;
    color: inherit;
}

.menu-item.menu-link:hover {
    background: #333;
    color: #fff;
}

.sidebar-sub {
    list-style: none;
    margin: 0;
    padding: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.2s ease;
}

.sidebar-sub.open {
    max-height: 500px;
}

.sidebar-sub .menu-item {
    padding-left: 32px;
    font-size: 0.9em;
}

.menu-difficulty {
    padding: 10px 20px;
}

.menu-difficulty .menu-label {
    display: block;
    padding: 0 0 6px 0;
    font-size: 0.9em;
    color: #aaa;
}

.menu-difficulty-select {
    width: 100%;
    padding: 8px 10px;
    background: #333;
    color: #fff;
    border: 1px solid #555;
    border-radius: 4px;
    font-size: 0.9em;
    cursor: pointer;
}

.menu-difficulty-select:hover,
.menu-difficulty-select:focus {
    border-color: #666;
    outline: none;
}

.menu-burger {
    /* Stay reachable over the game overlay, below the open sidebar/backdrop. */
    position: relative;
    z-index: 1001;
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 28px;
    height: 28px;
    padding: 4px;
    background: #666;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    margin-right: 10px;
}

.menu-burger span {
    display: block;
    width: 18px;
    height: 2px;
    background: white;
    border-radius: 1px;
}

.menu-burger:hover {
    background: #555;
}

.main-content {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
    min-width: 0;
}

.container {
    background: white;
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    max-width: 600px;
    width: 100%;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* Neustart confirm overlay (in menu.js) */
.neustart-confirm-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}
.neustart-confirm-box {
    background: white;
    border-radius: 16px;
    padding: 24px;
    max-width: 400px;
    width: 100%;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}
.neustart-confirm-message {
    margin: 0 0 20px 0;
    font-size: 1.05em;
    line-height: 1.5;
    color: #333;
}
.neustart-confirm-buttons {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
}
.neustart-confirm-btn {
    padding: 10px 20px;
    font-size: 1em;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    border: none;
    transition: background 0.2s, transform 0.2s;
}
.neustart-confirm-btn:hover {
    transform: translateY(-1px);
}
.neustart-confirm-ja {
    background: #666;
    color: white;
}
.neustart-confirm-ja:hover {
    background: #555;
}
.neustart-confirm-abbrechen {
    background: #e0e0e0;
    color: #333;
}
.neustart-confirm-abbrechen:hover {
    background: #d0d0d0;
}

header {
    text-align: center;
    margin-bottom: 10px;
    position: relative;
    flex: 0 0 auto;
}

h1 {
    color: #888;
    font-size: 0.9em;
    margin-bottom: 4px;
}

.score-display {
    font-size: 0.7em;
    color: #555;
    font-weight: 600;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
}

.score-item {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.score-divider {
    color: #ccc;
    font-weight: 300;
}

.kpm-display {
    color: #888;
}

.kpm-display #kpm {
    font-weight: 700;
    min-width: 28px;
    display: inline-block;
}

/* Speed display next to WPM */
.speed-display-wrapper {
    position: relative;
}

.speed-container {
    position: relative;
    display: inline-block;
    min-width: 36px;
    font-weight: 700;
}

/* Spark animation when speed changes */
.speed-spark {
    position: absolute;
    left: 50%;
    top: 50%;
    font-size: 0.55em;
    pointer-events: none;
    opacity: 1;
    animation: speed-spark-fly 0.8s ease-out forwards;
    animation-delay: var(--delay, 0s);
}

.speed-container.speed-spark-active .speed-spark {
    display: inline-block;
}

@keyframes speed-spark-fly {
    0% {
        opacity: 1;
        transform: translate(-50%, -50%) scale(1);
    }
    100% {
        opacity: 0;
        transform: translate(calc(-50% + var(--end-x, 0)), calc(-50% + var(--end-y, 0))) scale(0.3);
    }
}

/* Statistics button in header */
.stats-button {
    position: absolute;
    top: 0;
    right: 0;
    background: #666;
    color: white;
    border: none;
    width: 24px;
    height: 24px;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.stats-button:hover {
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
}

.stats-button:active {
    transform: translateY(0) scale(0.98);
}

.stats-button svg {
    width: 12px;
    height: 12px;
}

.keyboard-section {
    margin-bottom: 20px;
    flex: 0 0 auto;
}

.direction-info {
    display: flex;
    justify-content: space-around;
    margin-bottom: 15px;
    flex-wrap: wrap;
    gap: 10px;
}

.direction-item {
    display: flex;
    align-items: center;
    gap: 8px;
    background: #f8f9fa;
    padding: 8px 12px;
    border-radius: 8px;
    font-size: 0.9em;
}

.direction-arrow {
    font-size: 1.2em;
    color: #888;
    font-weight: bold;
}

.direction-label {
    color: #555;
    font-weight: 500;
}

.direction-counter {
    color: #888;
    font-weight: 600;
    font-size: 0.9em;
}

.virtual-keyboard {
    --keyboard-key-width: 32px;
    --keyboard-key-height: 36px;
    --keyboard-space-width: 200px;
    --keyboard-row-gap: 4px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    background: #f8f9fa;
    padding: 12px;
    border-radius: 12px;
    max-width: 100%;
    overflow-x: auto;
}

.keyboard-row {
    display: flex;
    gap: var(--keyboard-row-gap);
    justify-content: center;
    align-items: center;
    position: relative;
}

.keyboard-row-top {
    transform: translateX(calc(var(--keyboard-key-width) / -8));
}

/* Separator line between left and right hand */
.keyboard-separator {
    width: 2px;
    height: var(--keyboard-key-height);
    background: linear-gradient(to bottom, transparent, #888, transparent);
    margin: 0 2px;
    opacity: 0.6;
}

.keyboard-key {
    min-width: var(--keyboard-key-width);
    height: var(--keyboard-key-height);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    font-size: 0.85em;
    font-weight: 600;
    color: #333;
    border: 2px solid transparent;
    transition: all 0.2s;
    cursor: default;
    user-select: none;
    position: relative;
}

/* Finger color coding - 10-Finger-System QWERTZ */
/* Gleiche Farben für beide Hände (4 Farben) */
.keyboard-key.finger-pinky {
    background: #ff6b6b; /* Rot - Kleiner Finger */
    color: white;
}

.keyboard-key.finger-ring {
    background: #ffa500; /* Orange - Ringfinger */
    color: white;
}

.keyboard-key.finger-middle {
    background: #ffd700; /* Gelb - Mittelfinger */
    color: #333;
}

.keyboard-key.finger-index {
    background: #32cd32; /* Grün - Zeigefinger */
    color: white;
}

/* Active control keys */
.keyboard-key.active-control {
    border: 3px solid #888;
    box-shadow: 0 0 0 2px rgba(136, 136, 136, 0.3);
    transform: scale(1.1);
    z-index: 10;
    position: relative;
}

.keyboard-key.active-control::after {
    content: attr(data-arrow);
    position: absolute;
    top: -4px;
    right: -4px;
    width: 16px;
    height: 16px;
    background: #888;
    border-radius: 50%;
    border: 2px solid white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    font-weight: bold;
    color: white;
    line-height: 1;
}

.keyboard-key.active-control::before {
    content: attr(data-owner);
    position: absolute;
    left: -4px;
    top: -4px;
    min-width: 16px;
    height: 16px;
    padding: 0 3px;
    background: #333;
    border: 2px solid white;
    border-radius: 50%;
    display: none;
    align-items: center;
    justify-content: center;
    font-size: 9px;
    font-weight: 800;
    color: white;
    line-height: 1;
}

.pong-page .keyboard-key.active-control::before {
    display: flex;
}

.keyboard-key.active-control.left-player::after,
.key-change-key.active-control.left-player::after {
    background: #22a15f;
}

.keyboard-key.active-control.right-player::after,
.key-change-key.active-control.right-player::after {
    background: #0ea5d7;
}

/* Active state when key is pressed */
.keyboard-key.active {
    transform: scale(1.15);
    box-shadow: 0 0 15px rgba(136, 136, 136, 0.6);
    z-index: 20;
}

/* Unmapped key (not assigned to an arrow) */
.keyboard-key.unmapped-key {
    background: #ff4444 !important;
    color: white !important;
    box-shadow: 0 0 20px rgba(255, 68, 68, 0.8) !important;
}

/* X indicator for unmapped keys */
.key-x-indicator {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 1.2em;
    font-weight: bold;
    color: white;
    text-shadow: 0 0 4px rgba(0, 0, 0, 0.8);
    pointer-events: none;
    z-index: 30;
}

/* Highlighted state for tutorial step 3 */
.keyboard-key.key-highlighted {
    transform: scale(1.2);
    box-shadow: 0 0 20px rgba(50, 205, 50, 0.8);
    z-index: 20;
    position: relative;
    animation: keyboardKeyHighlightPulse 0.4s ease;
    transition: all 0.6s ease;
}

@keyframes keyboardKeyHighlightPulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.3);
    }
    100% {
        transform: scale(1.2);
    }
}

/* Wider keys for space and special keys */
.keyboard-key.wide {
    min-width: 60px;
}

.keyboard-key.extra-wide {
    min-width: 100px;
}

.keyboard-key.keyboard-space {
    min-width: var(--keyboard-space-width);
    background: #e0e0e0;
    color: #333;
    font-size: 0.75em;
}


.game-area {
    display: flex;
    justify-content: center;
    margin-bottom: 20px;
    flex: 1 1 auto;
    min-height: 0;
    align-items: center;
}

.pong-container {
    max-width: 760px;
}

.pong-score-display {
    flex-wrap: wrap;
}

.pong-score-flash {
    color: #ffffff;
    text-shadow: 0 0 12px rgba(255, 255, 255, 0.95), 0 0 22px rgba(56, 189, 248, 0.85);
    animation: pongScoreBlink 0.65s ease-out;
}

@keyframes pongScoreBlink {
    0%, 100% {
        transform: scale(1);
        filter: brightness(1);
    }
    18%, 48% {
        transform: scale(1.35);
        filter: brightness(2.6);
    }
    32%, 64% {
        transform: scale(1.08);
        filter: brightness(1.4);
    }
}

.pong-direction-info {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 24px;
    margin-bottom: 15px;
    width: 100%;
}

.pong-control-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
    flex: 0 0 132px;
    width: 132px;
}

.pong-control-group.right-player {
    align-items: flex-end;
}

.pong-page .pong-control-buttons {
    display: grid;
    grid-template-columns: 1fr;
    grid-auto-rows: minmax(36px, auto);
    gap: 8px;
    width: 100%;
}

.pong-page .pong-control-group.right-player .pong-control-buttons {
    justify-items: end;
}

.pong-control-heading {
    width: 100%;
    color: #333;
    font-size: 0.85em;
    font-weight: 800;
    line-height: 1.1;
}

.pong-control-group.right-player .pong-control-heading {
    text-align: right;
}

.pong-direction-item {
    min-width: 128px;
    justify-content: center;
    border: 1px solid transparent;
}

.pong-direction-item.left-player {
    border-color: rgba(34, 161, 95, 0.22);
    background: rgba(34, 161, 95, 0.08);
}

.pong-direction-item.right-player {
    border-color: rgba(14, 165, 215, 0.22);
    background: rgba(14, 165, 215, 0.08);
}

.pong-game-area #gameCanvas {
    width: 100%;
    max-width: 640px;
    height: auto;
    aspect-ratio: 64 / 42;
    background: #0d1117;
    border-color: #333;
}

.pong-help {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px 16px;
    margin: -4px 0 10px;
    color: #666;
    font-size: 0.78em;
    font-weight: 700;
}

.pong-credit {
    color: #777;
    font-size: 0.9em;
    font-weight: 700;
    margin-top: -4px;
}

.title-keyboard-separator,
.key-change-separator {
    align-self: center;
}

#gameCanvas {
    border: 3px solid #888;
    border-radius: 10px;
    background: #f8f9fa;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    max-width: 100%;
    object-fit: contain;
}

.game-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 12px;
    overflow: hidden;
    z-index: 1000;
}

.overlay-settings-link {
    position: absolute;
    top: 16px;
    right: 16px;
    font-size: 1.4em;
    color: #888;
    text-decoration: none;
    z-index: 10;
    padding: 6px;
    line-height: 1;
    transition: color 0.2s;
}

.overlay-settings-link:hover {
    color: #fff;
}

.game-overlay.hidden {
    display: none;
}

.overlay-content {
    --overlay-scale: 1;
    position: relative;
    background: white;
    border-radius: 20px;
    padding: 40px;
    text-align: center;
    width: min(600px, calc(100vw - 24px));
    overflow: visible;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
    transform: scale(var(--overlay-scale));
    transform-origin: center;
}

.overlay-content h2 {
    color: #888;
    font-size: 2em;
    margin-bottom: 20px;
}

.overlay-content p {
    color: #666;
    font-size: 1.2em;
    margin-bottom: 20px;
}

/* Title Screen Keyboard Visualization */
.title-screen-keyboard {
    display: flex;
    flex-direction: column;
    gap: 6px;
    background: #f8f9fa;
    padding: 15px;
    border-radius: 12px;
    margin: 20px 0;
    max-width: 100%;
    justify-content: center;
    align-items: center;
}

.title-keyboard-row {
    display: flex;
    gap: 4px;
    justify-content: center;
}

.title-keyboard-row-top {
    transform: translateX(calc(-36px / 8));
}

.title-keyboard-key {
    min-width: 36px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    font-size: 0.9em;
    font-weight: 700;
    color: white;
    border: 2px solid transparent;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Finger colors for title keyboard */
.title-keyboard-key.finger-pinky {
    background: #ff6b6b;
}

.title-keyboard-key.finger-ring {
    background: #ffa500;
}

.title-keyboard-key.finger-middle {
    background: #ffd700;
    color: #333;
}

.title-keyboard-key.finger-index {
    background: #32cd32;
}

/* Space key styling for title screen */
.title-keyboard-key.title-keyboard-space {
    min-width: 200px;
    background: #e0e0e0;
    color: #333;
    font-size: 0.75em;
}

/* Pulsing hint animation */
.title-keyboard-key.pulse-hint {
    animation: titleKeyPulse 2s ease-in-out infinite;
}

@keyframes titleKeyPulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    }
    50% {
        transform: scale(1.15);
        box-shadow: 0 4px 12px rgba(136, 136, 136, 0.5);
    }
}

/* Smaller keyboard for tutorial step 1 */
#tutorialStep1Keyboard {
    transform: scale(0.5);
    transform-origin: top center;
    margin: 10px 0 0 0;
    padding: 8px;
}

/* Reduce spacing for hint in tutorial step 1 - make it very close to keyboard */
#tutorial-step-1 .title-screen-hint {
    margin-top: -50px !important;
    margin-bottom: 10px;
    gap: 5px;
}

#tutorialStep1Keyboard .title-keyboard-key {
    min-width: 18px;
    height: 20px;
    font-size: 0.7em;
    border-radius: 4px;
}

#tutorialStep1Keyboard .title-keyboard-key.title-keyboard-space {
    min-width: 100px;
    font-size: 0.6em;
}

#tutorialStep1Keyboard .title-keyboard-row {
    gap: 2px;
}

#tutorialStep1Keyboard .title-keyboard-row-top {
    transform: translateX(calc(-18px / 8));
}

/* Title Screen Hint */
.title-screen-hint {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    margin: 20px 0;
}

.keyboard-icon {
    font-size: 3em;
    animation: iconBounce 1.5s ease-in-out infinite;
}

@keyframes iconBounce {
    0%, 100% {
        transform: translateY(0) scale(1);
    }
    50% {
        transform: translateY(-8px) scale(1.1);
    }
}

.arrow-down {
    font-size: 2em;
    color: #888;
    animation: arrowBounce 1s ease-in-out infinite;
}

@keyframes arrowBounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-5px);
    }
}

.press-any-key-hint {
    font-size: 1.3em;
    font-weight: 700;
    color: #888;
    padding: 12px 24px;
    background: rgba(136, 136, 136, 0.1);
    border-radius: 25px;
    border: 2px solid rgba(136, 136, 136, 0.3);
    animation: hintPulse 2s ease-in-out infinite;
    letter-spacing: 1px;
}

/* Spacebar hint indicator */
.spacebar-hint {
    display: none;
    justify-content: center;
    align-items: center;
    margin: 15px 0;
}

.spacebar-key-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.spacebar-key-visual {
    min-width: 200px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(145deg, #e0e0e0, #c0c0c0);
    color: #333;
    font-size: 0.9em;
    font-weight: 700;
    border-radius: 8px;
    border: 3px solid #888;
    box-shadow: 
        0 4px 8px rgba(0, 0, 0, 0.2),
        inset 0 2px 4px rgba(255, 255, 255, 0.3);
    animation: spacebarPulse 2s ease-in-out infinite;
    letter-spacing: 2px;
    position: relative;
    overflow: hidden;
}

.spacebar-key-visual::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    animation: spacebarShine 3s ease-in-out infinite;
}

@keyframes spacebarPulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 
            0 4px 8px rgba(0, 0, 0, 0.2),
            inset 0 2px 4px rgba(255, 255, 255, 0.3),
            0 0 0 rgba(136, 136, 136, 0);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 
            0 6px 12px rgba(0, 0, 0, 0.3),
            inset 0 2px 4px rgba(255, 255, 255, 0.3),
            0 0 20px rgba(136, 136, 136, 0.5);
    }
}

@keyframes spacebarShine {
    0% {
        left: -100%;
    }
    50%, 100% {
        left: 100%;
    }
}

.spacebar-hint-text {
    font-size: 0.9em;
    color: #666;
    font-weight: 500;
    font-style: italic;
}

#overlayMessage2 {
    font-size: 0.95em;
    color: #999;
    margin-bottom: 15px;
}

.overlay-stats {
    margin-bottom: 20px;
    flex: 1;
    min-height: 0;
}

.overlay-stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 15px;
}

.overlay-stat-item {
    background: #f8f9fa;
    padding: 12px;
    border-radius: 10px;
    text-align: center;
}

.overlay-stat-label {
    font-size: 0.75em;
    color: #888;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.overlay-stat-value {
    font-size: 1.4em;
    font-weight: 700;
    color: #888;
}

.overlay-fingers-used {
    display: flex;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
}

.finger-badge {
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.8em;
    font-weight: 600;
    color: white;
    display: flex;
    align-items: center;
    gap: 6px;
}

.finger-badge.pinky { background: #ff6b6b; }
.finger-badge.ring { background: #ffa500; }
.finger-badge.middle { background: #ffd700; color: #333; }
.finger-badge.index { background: #32cd32; }

.finger-badge .finger-count {
    background: rgba(255,255,255,0.3);
    padding: 2px 6px;
    border-radius: 10px;
    font-size: 0.85em;
}

.name-input-section {
    margin-bottom: 20px;
    display: none;
}

.name-input-section.visible {
    display: block;
}

.name-input-section input {
    width: 100%;
    padding: 12px 16px;
    font-size: 1em;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    text-align: center;
    transition: border-color 0.2s;
}

.name-input-section input:focus {
    outline: none;
    border-color: #888;
}

.overlay-buttons {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: auto;
    padding-top: 20px;
}

.other-games-link {
    margin-top: 15px;
    text-align: center;
}

.tetris-link {
    display: inline-block;
    color: #888;
    text-decoration: none;
    font-size: 0.9em;
    padding: 8px 16px;
    border-radius: 20px;
    transition: all 0.2s;
    border: 1px solid transparent;
}

.tetris-link:hover {
    color: #666;
    border-color: #888;
    background: rgba(136, 136, 136, 0.1);
}

.restart-button {
    background: #666;
    color: white;
    border: none;
    padding: 15px 40px;
    font-size: 1.1em;
    border-radius: 30px;
    cursor: pointer;
    font-weight: 600;
    transition: transform 0.2s, box-shadow 0.2s;
}

.restart-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.4);
}

.restart-button:active {
    transform: translateY(0);
}

.stats-button-overlay {
    background: transparent;
    color: #888;
    border: 2px solid #888;
    padding: 15px 30px;
    font-size: 1.1em;
    border-radius: 30px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.2s;
}

.stats-button-overlay:hover {
    background: #888;
    color: white;
}

.tutorial-button-overlay {
    background: transparent;
    color: #888;
    border: 2px solid #888;
    padding: 15px 30px;
    font-size: 1.1em;
    border-radius: 30px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.2s;
}

.tutorial-button-overlay:hover {
    background: #888;
    color: white;
}

.save-hint {
    font-size: 0.85em;
    color: #888;
    margin-top: 10px;
    font-style: italic;
}

/* Game Over Statistics Table */
.game-over-stats-container {
    margin: 20px 0;
    max-height: 400px;
    overflow-y: auto;
    border-radius: 10px;
    border: 1px solid #e0e0e0;
}

.game-over-accuracy-summary {
    padding: 15px;
    background: #f8f9fa;
    border-bottom: 1px solid #e0e0e0;
    margin-bottom: 0;
}

.accuracy-summary-item {
    margin-bottom: 10px;
    font-size: 1em;
    color: #333;
}

.accuracy-summary-item strong {
    color: #666;
    margin-right: 8px;
}

.accuracy-summary-fingers {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid #e0e0e0;
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
}

.accuracy-finger-item {
    font-size: 0.9em;
    color: #555;
}

.accuracy-finger-item .finger-label-index {
    color: #4a90e2;
    font-weight: 600;
}

.accuracy-finger-item .finger-label-middle {
    color: #50c878;
    font-weight: 600;
}

.accuracy-finger-item .finger-label-ring {
    color: #ff6b6b;
    font-weight: 600;
}

.accuracy-finger-item .finger-label-pinky {
    color: #ffa500;
    font-weight: 600;
}

.game-over-stats-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9em;
}

.game-over-stats-table thead {
    position: sticky;
    top: 0;
    background: #666;
    color: white;
    z-index: 10;
}

.game-over-stats-table th {
    padding: 10px 8px;
    text-align: left;
    font-weight: 600;
    font-size: 0.85em;
}

.game-over-stats-table th:first-child {
    text-align: center;
    width: 40px;
}

.game-over-stats-table td {
    padding: 10px 8px;
    border-bottom: 1px solid #f0f0f0;
}

.game-over-stats-table td:first-child {
    text-align: center;
    font-weight: 700;
    color: #888;
}

.game-over-stats-table tbody tr:hover {
    background: #f8f9fa;
}

.game-over-stats-table tbody tr.new-score-row {
    background: rgba(50, 205, 50, 0.1);
}

.game-over-stats-table tbody tr.new-score-row.blinking {
    animation: scoreBlink 1.5s ease-in-out infinite;
}

@keyframes scoreBlink {
    0%, 100% {
        background: rgba(50, 205, 50, 0.1);
        box-shadow: none;
    }
    50% {
        background: rgba(50, 205, 50, 0.3);
        box-shadow: 0 0 10px rgba(50, 205, 50, 0.4);
    }
}

.game-over-name-input {
    width: 100%;
    padding: 4px 8px;
    font-size: 0.9em;
    border: 1px solid #ccc;
    border-radius: 4px;
    background: white;
    color: #333;
    text-align: left;
}

.game-over-name-input:focus {
    outline: none;
    border-color: #888;
    box-shadow: 0 0 5px rgba(136, 136, 136, 0.3);
}

.game-over-name-input::placeholder {
    color: #999;
}

/* Settings Modal */
.settings-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    padding: 20px;
}

.settings-modal.visible {
    display: flex;
    animation: settingsFadeIn 0.25s ease;
}

@keyframes settingsFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.settings-modal-content {
    background: white;
    border-radius: 20px;
    padding: 30px;
    max-width: 480px;
    width: 100%;
    position: relative;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    animation: settingsSlideIn 0.3s ease;
}

@keyframes settingsSlideIn {
    from {
        opacity: 0;
        transform: scale(0.96) translateY(-10px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.settings-modal-content .settings-title {
    color: #888;
    font-size: 1.8em;
    margin-bottom: 24px;
    text-align: center;
}

.settings-close {
    position: absolute;
    top: 15px;
    right: 20px;
    background: none;
    border: none;
    font-size: 2em;
    color: #999;
    cursor: pointer;
    line-height: 1;
    transition: color 0.2s, transform 0.2s;
}

.settings-close:hover {
    color: #888;
    transform: scale(1.1);
}

.settings-form {
    display: flex;
    flex-direction: column;
    gap: 22px;
    margin-bottom: 24px;
}

.settings-field {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.settings-field-label {
    font-size: 0.95em;
    color: #666;
    font-weight: 500;
}

/* Toggle selector (pill / segmented control) */
.settings-toggle {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    background: #f0f0f0;
    padding: 6px;
    border-radius: 14px;
    border: 2px solid #e0e0e0;
}

.settings-toggle-option {
    flex: 1;
    min-width: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 12px;
    border: none;
    border-radius: 10px;
    background: transparent;
    color: #666;
    font-size: 0.95em;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.25s ease;
}

.settings-toggle-option:hover {
    background: rgba(136, 136, 136, 0.15);
    color: #555;
    transform: translateY(-1px);
}

.settings-toggle-option.active {
    background: #32cd32;
    color: white;
    box-shadow: 0 2px 8px rgba(50, 205, 50, 0.4);
    transform: translateY(-1px);
}

.settings-toggle-option:active {
    transform: translateY(0) scale(0.98);
}

.settings-icon {
    font-size: 1.15em;
    line-height: 1;
}

.settings-done-btn {
    width: 100%;
    padding: 14px 20px;
    background: #32cd32;
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 1.05em;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
}

.settings-done-btn:hover {
    background: #28a428;
    transform: translateY(-2px);
    box-shadow: 0 4px 14px rgba(50, 205, 50, 0.4);
}

.settings-done-btn:active {
    transform: translateY(0);
}

/* Statistics Modal */
.stats-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    padding: 20px;
}

.stats-modal.visible {
    display: flex;
}

.stats-modal-content {
    background: white;
    border-radius: 20px;
    padding: 30px;
    max-width: 600px;
    width: 100%;
    max-height: 80vh;
    position: relative;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
}

.stats-modal-content h2 {
    color: #888;
    font-size: 1.8em;
    margin-bottom: 15px;
    text-align: center;
}

.stats-close {
    position: absolute;
    top: 15px;
    right: 20px;
    background: none;
    border: none;
    font-size: 2em;
    color: #999;
    cursor: pointer;
    transition: color 0.2s;
    line-height: 1;
}

.stats-close:hover {
    color: #888;
}

.stats-difficulty-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 15px;
    justify-content: center;
}

.stats-tab {
    padding: 8px 16px;
    border: 2px solid #ddd;
    background: #f5f5f5;
    color: #666;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.95em;
    transition: all 0.2s;
}

.stats-tab:hover {
    border-color: #888;
    color: #888;
}

.stats-tab.active {
    border-color: #32cd32;
    background: rgba(50, 205, 50, 0.15);
    color: #333;
}

.stats-legend {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.8em;
    color: #666;
}

.finger-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.finger-dot.pinky { background: #ff6b6b; }
.finger-dot.ring { background: #ffa500; }
.finger-dot.middle { background: #ffd700; }
.finger-dot.index { background: #32cd32; }

.stats-table-container {
    overflow-y: auto;
    flex: 1;
    border-radius: 10px;
    border: 1px solid #e0e0e0;
}

.stats-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9em;
}

.stats-table thead {
    position: sticky;
    top: 0;
    background: #666;
    color: white;
}

.stats-table th {
    padding: 12px 8px;
    text-align: left;
    font-weight: 600;
}

.stats-table th:first-child {
    text-align: center;
    width: 40px;
}

.stats-table td {
    padding: 10px 8px;
    border-bottom: 1px solid #f0f0f0;
}

.stats-table td:first-child {
    text-align: center;
    font-weight: 700;
    color: #888;
}

.stats-table tbody tr:hover {
    background: #f8f9fa;
}

.stats-table tbody tr:nth-child(1) td:first-child { color: #ffd700; }
.stats-table tbody tr:nth-child(2) td:first-child { color: #c0c0c0; }
.stats-table tbody tr:nth-child(3) td:first-child { color: #cd7f32; }

.finger-dots {
    display: flex;
    gap: 4px;
}

.finger-mini {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.65em;
    font-weight: 700;
    color: white;
}

.finger-mini.pinky { background: #ff6b6b; }
.finger-mini.ring { background: #ffa500; }
.finger-mini.middle { background: #ffd700; color: #333; }
.finger-mini.index { background: #32cd32; }

.no-stats {
    text-align: center;
    color: #888;
    padding: 40px 20px;
}

@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.15);
    }
    100% {
        transform: scale(1);
    }
}

/* Key Change Modal */
.key-change-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 3000;
    pointer-events: none;
    overflow: hidden;
}

.key-change-modal.visible {
    display: flex;
    animation: modalFadeIn 0.3s ease-out;
}

@keyframes modalFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.key-change-content {
    background: linear-gradient(145deg, #1a1a2e 0%, #16213e 50%, #0f0f23 100%);
    border-radius: 30px;
    padding: 40px 60px;
    text-align: center;
    position: relative;
    box-shadow: 
        0 0 60px rgba(136, 136, 136, 0.6),
        0 0 100px rgba(102, 102, 102, 0.4),
        inset 0 2px 0 rgba(255, 255, 255, 0.1);
    border: 3px solid transparent;
    background-clip: padding-box;
    animation: contentPop 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    overflow: visible;
}

.key-change-content::before {
    content: '';
    position: absolute;
    inset: -3px;
    border-radius: 33px;
    background: linear-gradient(45deg, #888, #666, #ff6b6b, #ffd700, #32cd32, #888);
    background-size: 400% 400%;
    z-index: -1;
    animation: borderGlow 2s ease infinite;
}

@keyframes borderGlow {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

@keyframes contentPop {
    0% { 
        transform: scale(0.3) rotate(-10deg); 
        opacity: 0;
    }
    50% { 
        transform: scale(1.1) rotate(3deg);
    }
    100% { 
        transform: scale(1) rotate(0deg); 
        opacity: 1;
    }
}

.key-change-title {
    font-size: 1.8em;
    font-weight: 900;
    color: transparent;
    background: linear-gradient(90deg, #ffd700, #ff6b6b, #888, #32cd32);
    background-size: 200% auto;
    background-clip: text;
    -webkit-background-clip: text;
    animation: textShimmer 1.5s linear infinite;
    text-shadow: 0 0 30px rgba(255, 215, 0, 0.5);
    letter-spacing: 4px;
    margin-bottom: 10px;
}

@keyframes textShimmer {
    0% { background-position: 0% center; }
    100% { background-position: 200% center; }
}

.key-change-direction {
    font-size: 1.4em;
    font-weight: 700;
    color: #fff;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.key-change-direction::before {
    content: attr(data-arrow);
    font-size: 1.5em;
    color: #888;
    animation: arrowBounce 0.6s ease-in-out infinite;
}

@keyframes arrowBounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

/* Key Change Keyboard Layout */
.key-change-keyboard {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 20px;
    padding: 15px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 15px;
}

.key-change-keyboard-row {
    display: flex;
    gap: 5px;
    justify-content: center;
}

.key-change-key {
    width: 38px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    font-size: 1em;
    font-weight: 700;
    color: white;
    opacity: 0.4;
    transition: all 0.3s ease;
}

/* Finger colors for keyboard keys */
.key-change-key.finger-pinky {
    background: linear-gradient(145deg, #ff6b6b, #cc5555);
}

.key-change-key.finger-ring {
    background: linear-gradient(145deg, #ffa500, #cc8400);
}

.key-change-key.finger-middle {
    background: linear-gradient(145deg, #ffd700, #ccac00);
    color: #333;
}

.key-change-key.finger-index {
    background: linear-gradient(145deg, #32cd32, #28a428);
}

/* Highlighted new key */
.key-change-key.highlighted {
    opacity: 1;
    transform: scale(1.35);
    z-index: 10;
    box-shadow: 
        0 0 30px currentColor,
        0 0 60px currentColor,
        0 8px 25px rgba(0, 0, 0, 0.5);
    animation: keyHighlightPulse 1s ease-in-out infinite;
}

.key-change-key.highlighted.finger-pinky {
    background: linear-gradient(145deg, #ff8585, #ff4d4d);
    box-shadow: 
        0 0 30px rgba(255, 107, 107, 0.8),
        0 0 60px rgba(255, 107, 107, 0.5),
        0 8px 25px rgba(0, 0, 0, 0.5);
}

.key-change-key.highlighted.finger-ring {
    background: linear-gradient(145deg, #ffb84d, #ff8c00);
    box-shadow: 
        0 0 30px rgba(255, 165, 0, 0.8),
        0 0 60px rgba(255, 165, 0, 0.5),
        0 8px 25px rgba(0, 0, 0, 0.5);
}

.key-change-key.highlighted.finger-middle {
    background: linear-gradient(145deg, #ffe44d, #ffc700);
    box-shadow: 
        0 0 30px rgba(255, 215, 0, 0.8),
        0 0 60px rgba(255, 215, 0, 0.5),
        0 8px 25px rgba(0, 0, 0, 0.5);
    color: #333;
}

.key-change-key.highlighted.finger-index {
    background: linear-gradient(145deg, #5dff5d, #28d428);
    box-shadow: 
        0 0 30px rgba(50, 205, 50, 0.8),
        0 0 60px rgba(50, 205, 50, 0.5),
        0 8px 25px rgba(0, 0, 0, 0.5);
}

/* Active control keys in key change modal - show arrows */
.key-change-key.active-control {
    opacity: 1;
    border: 2px solid #888;
    box-shadow: 0 0 0 2px rgba(136, 136, 136, 0.3);
    position: relative;
}

.key-change-key.active-control::after {
    content: attr(data-arrow);
    position: absolute;
    top: -4px;
    right: -4px;
    background: #888;
    color: white;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9em;
    font-weight: bold;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    z-index: 5;
}

.key-change-key.highlighted.active-control::after {
    z-index: 15;
    background: #fff;
    color: #333;
    width: 24px;
    height: 24px;
    font-size: 1em;
}

@keyframes keyHighlightPulse {
    0%, 100% {
        transform: scale(1.35);
    }
    50% {
        transform: scale(1.45);
    }
}

.finger-label {
    font-size: 1.1em;
    font-weight: 700;
    padding: 8px 25px;
    border-radius: 25px;
    display: inline-block;
    color: white;
    animation: labelSlideUp 0.5s ease-out 0.3s backwards;
}

.finger-label.finger-pinky { background: linear-gradient(135deg, #ff6b6b, #ff4757); }
.finger-label.finger-ring { background: linear-gradient(135deg, #ffa500, #ff8c00); }
.finger-label.finger-middle { background: linear-gradient(135deg, #ffd700, #f0c000); color: #333; }
.finger-label.finger-index { background: linear-gradient(135deg, #32cd32, #28a428); }

@keyframes labelSlideUp {
    from { 
        opacity: 0; 
        transform: translateY(20px);
    }
    to { 
        opacity: 1; 
        transform: translateY(0);
    }
}

.key-change-hint {
    margin-top: 20px;
    font-size: 1.1em;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.9);
    padding: 12px 25px;
    background: rgba(136, 136, 136, 0.3);
    border-radius: 30px;
    border: 2px solid rgba(136, 136, 136, 0.5);
    animation: hintPulse 1.5s ease-in-out infinite;
    letter-spacing: 1px;
}

@keyframes hintPulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 0 20px rgba(136, 136, 136, 0.4);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 0 35px rgba(136, 136, 136, 0.7);
    }
}

/* Confetti particles */
.confetti-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
    z-index: 1;
}

.confetti-particle {
    position: absolute;
    top: -20px;
    animation: confettiFall linear forwards;
    opacity: 0;
}

@keyframes confettiFall {
    0% {
        transform: translateY(0) rotate(0deg) scale(0);
        opacity: 0;
    }
    10% {
        opacity: 1;
        transform: scale(1);
    }
    100% {
        transform: translateY(100vh) rotate(720deg);
        opacity: 0;
    }
}

/* Sparkle ring effect */
.sparkle-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 300px;
    height: 300px;
    transform: translate(-50%, -50%);
    border: 4px solid transparent;
    border-radius: 50%;
    background: 
        linear-gradient(#1a1a2e, #1a1a2e) padding-box,
        linear-gradient(90deg, #888, #666, #ff6b6b, #ffd700) border-box;
    opacity: 0;
    animation: ringExpand 1.5s ease-out forwards;
    pointer-events: none;
}

@keyframes ringExpand {
    0% {
        width: 100px;
        height: 100px;
        opacity: 0.8;
    }
    100% {
        width: 500px;
        height: 500px;
        opacity: 0;
    }
}

/* Admin Login Button */
.admin-login-btn {
    margin-top: 20px;
    background: linear-gradient(135deg, #2d3436 0%, #636e72 100%);
    color: white;
    border: none;
    padding: 12px 24px;
    font-size: 0.95em;
    border-radius: 25px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
    display: block;
    margin-left: auto;
    margin-right: auto;
}

.admin-login-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

/* Login Modal */
.login-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 2500;
}

.login-modal.visible {
    display: flex;
}

.login-modal-content {
    background: linear-gradient(145deg, #1a1a2e 0%, #16213e 100%);
    border-radius: 20px;
    padding: 40px;
    max-width: 400px;
    width: 90%;
    position: relative;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    border: 2px solid #888;
}

.login-modal-content h2 {
    color: #fff;
    text-align: center;
    margin-bottom: 25px;
}

.login-close {
    position: absolute;
    top: 15px;
    right: 20px;
    background: none;
    border: none;
    font-size: 2em;
    color: #999;
    cursor: pointer;
    transition: color 0.2s;
}

.login-close:hover {
    color: #ff6b6b;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.login-form input {
    padding: 14px 18px;
    font-size: 1.1em;
    border: 2px solid #444;
    border-radius: 10px;
    background: #0f0f23;
    color: white;
    text-align: center;
}

.login-form input:focus {
    outline: none;
    border-color: #888;
}

.login-submit-btn {
    background: #666;
    color: white;
    border: none;
    padding: 14px;
    font-size: 1.1em;
    border-radius: 10px;
    cursor: pointer;
    font-weight: 600;
    transition: transform 0.2s;
}

.login-submit-btn:hover {
    transform: scale(1.02);
}

.login-error {
    color: #ff6b6b;
    text-align: center;
    font-size: 0.9em;
    margin-top: 10px;
    min-height: 20px;
}

/* Level Designer Modal */
.level-designer-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 3000;
    overflow-y: auto;
    padding: 20px;
}

.level-designer-modal.visible {
    display: flex;
}

.level-designer-content {
    background: linear-gradient(145deg, #0f0f23 0%, #1a1a2e 100%);
    border-radius: 25px;
    padding: 30px;
    max-width: 600px;
    width: 100%;
    max-height: 95vh;
    overflow-y: auto;
    position: relative;
    box-shadow: 
        0 0 60px rgba(102, 126, 234, 0.4),
        0 20px 60px rgba(0, 0, 0, 0.5);
    border: 3px solid transparent;
    background-clip: padding-box;
}

.level-designer-content::before {
    content: '';
    position: absolute;
    inset: -3px;
    border-radius: 28px;
    background: linear-gradient(45deg, #888, #666, #32cd32, #888);
    background-size: 300% 300%;
    z-index: -1;
    animation: borderGlow 3s ease infinite;
}

.level-designer-content h2 {
    color: #fff;
    text-align: center;
    margin-bottom: 16px;
    font-size: 1.8em;
}

.level-size-tabs {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    margin-bottom: 20px;
}

.level-size-tab {
    min-height: 40px;
    border: 2px solid #333;
    border-radius: 8px;
    background: #1a1a2e;
    color: #d1d5db;
    cursor: pointer;
    font-weight: 700;
    transition: border-color 0.2s, background 0.2s, color 0.2s;
}

.level-size-tab:hover {
    border-color: #888;
}

.level-size-tab.active {
    border-color: #32cd32;
    background: rgba(50, 205, 50, 0.18);
    color: #fff;
}

.designer-close {
    position: absolute;
    top: 15px;
    right: 20px;
    background: none;
    border: none;
    font-size: 2em;
    color: #999;
    cursor: pointer;
    transition: color 0.2s;
    z-index: 10;
}

.designer-close:hover {
    color: #ff6b6b;
}

.level-designer-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 15px;
}

.level-name-input {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 1;
}

.level-name-input label {
    color: #aaa;
    font-weight: 600;
    white-space: nowrap;
}

.level-name-input input {
    flex: 1;
    padding: 10px 15px;
    font-size: 1em;
    border: 2px solid #444;
    border-radius: 8px;
    background: #0f0f23;
    color: white;
}

.level-name-input input:focus {
    outline: none;
    border-color: #888;
}

.level-tools {
    display: flex;
    gap: 8px;
}

.tool-btn {
    width: 45px;
    height: 45px;
    border: 2px solid #444;
    border-radius: 10px;
    background: #1a1a2e;
    font-size: 1.4em;
    cursor: pointer;
    transition: all 0.2s;
}

.tool-btn:hover {
    border-color: #888;
    transform: scale(1.1);
}

.tool-btn.active {
    border-color: #32cd32;
    background: rgba(50, 205, 50, 0.2);
    box-shadow: 0 0 15px rgba(50, 205, 50, 0.4);
}

.level-grid-container {
    background: #0f0f23;
    border-radius: 15px;
    padding: 15px;
    margin-bottom: 20px;
    display: flex;
    justify-content: flex-start;
    overflow-x: auto;
}

.level-grid {
    display: grid;
    grid-template-columns: repeat(var(--level-grid-size, 40), var(--level-cell-size, 10px));
    grid-template-rows: repeat(var(--level-grid-size, 40), var(--level-cell-size, 10px));
    gap: 1px;
    background: #333;
    border-radius: 8px;
    overflow: hidden;
    width: fit-content;
    margin: 0 auto;
    flex: 0 0 auto;
}

.level-cell {
    width: var(--level-cell-size, 10px);
    height: var(--level-cell-size, 10px);
    background: #2d2d4a;
    cursor: pointer;
    transition: background 0.15s;
}

.level-cell:hover {
    background: #4a4a6a;
}

.level-cell.barrier {
    background: linear-gradient(145deg, #8b4513, #654321);
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.5);
}

.level-cell.spawn-zone {
    background: rgba(136, 136, 136, 0.3);
    cursor: not-allowed;
}

.level-designer-actions {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 25px;
}

.save-level-btn,
.test-level-btn {
    background: linear-gradient(135deg, #32cd32 0%, #28a428 100%);
    color: white;
    border: none;
    padding: 14px 40px;
    font-size: 1.1em;
    border-radius: 30px;
    cursor: pointer;
    font-weight: 700;
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(50, 205, 50, 0.4);
}

.test-level-btn {
    background: transparent;
    color: #d1d5db;
    border: 2px solid #888;
    box-shadow: none;
}

.save-level-btn:hover,
.test-level-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(50, 205, 50, 0.5);
}

.test-level-btn:hover {
    background: rgba(136, 136, 136, 0.16);
    box-shadow: 0 8px 25px rgba(136, 136, 136, 0.22);
}

.saved-levels-section {
    border-top: 2px solid #333;
    padding-top: 20px;
}

.saved-levels-section h3 {
    color: #fff;
    margin-bottom: 15px;
    text-align: center;
}

.saved-levels-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-height: 200px;
    overflow-y: auto;
}

.no-levels {
    color: #666;
    text-align: center;
    padding: 20px;
    font-style: italic;
}

.level-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #1a1a2e;
    padding: 12px 15px;
    border-radius: 10px;
    border: 2px solid #333;
    transition: all 0.2s;
}

.level-item:hover {
    border-color: #888;
}

.level-item-name {
    color: #fff;
    font-weight: 600;
}

.level-item-grid {
    color: #9ca3af;
    font-size: 0.85em;
    margin-left: 8px;
}

.level-item-actions {
    display: flex;
    gap: 8px;
}

.level-item-btn {
    width: 32px;
    height: 32px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1em;
    transition: transform 0.2s;
}

.level-item-btn:hover {
    transform: scale(1.1);
}

.level-item-btn.edit {
    background: #888;
}

.level-item-btn.delete {
    background: #ff6b6b;
}

/* Endgame Progression Modal */
.endgame-modal {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.86);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 4100;
    padding: 20px;
}

.endgame-modal.visible {
    display: flex;
}

.endgame-content {
    width: min(520px, 100%);
    background: #ffffff;
    color: #333;
    border-radius: 18px;
    padding: 34px;
    text-align: center;
    box-shadow: 0 22px 70px rgba(0, 0, 0, 0.45);
}

.endgame-icon {
    font-size: 2.5em;
    margin-bottom: 10px;
}

.endgame-content h2 {
    color: #555;
    font-size: 2em;
    margin-bottom: 14px;
}

.endgame-content p {
    color: #555;
    font-size: 1.1em;
    line-height: 1.5;
    margin-bottom: 22px;
}

.endgame-actions {
    display: flex;
    justify-content: center;
}

/* Level Change Modal */
.level-change-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 4000;
}

.level-change-modal.visible {
    display: flex;
    animation: levelModalFadeIn 0.4s ease-out;
}

@keyframes levelModalFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.level-change-content {
    background: linear-gradient(145deg, #0f0f23 0%, #1a1a2e 50%, #16213e 100%);
    border-radius: 30px;
    padding: 50px 70px;
    text-align: center;
    position: relative;
    box-shadow: 
        0 0 80px rgba(50, 205, 50, 0.5),
        0 0 120px rgba(102, 126, 234, 0.3);
    border: 4px solid transparent;
    background-clip: padding-box;
    animation: levelContentPop 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    overflow: hidden;
}

.level-change-content::before {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 34px;
    background: linear-gradient(45deg, #32cd32, #888, #ffd700, #32cd32);
    background-size: 400% 400%;
    z-index: -1;
    animation: borderGlow 2s ease infinite;
}

@keyframes levelContentPop {
    0% { 
        transform: scale(0.2) rotate(-15deg); 
        opacity: 0;
    }
    60% { 
        transform: scale(1.1) rotate(3deg);
    }
    100% { 
        transform: scale(1) rotate(0deg); 
        opacity: 1;
    }
}

.level-confetti-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
}

.level-change-icon {
    font-size: 4em;
    margin-bottom: 15px;
    animation: iconBounce 0.6s ease-in-out infinite;
}

@keyframes iconBounce {
    0%, 100% { transform: translateY(0) scale(1); }
    50% { transform: translateY(-10px) scale(1.1); }
}

.level-change-title {
    font-size: 2.2em;
    font-weight: 900;
    color: transparent;
    background: linear-gradient(90deg, #32cd32, #ffd700, #888, #32cd32);
    background-size: 200% auto;
    background-clip: text;
    -webkit-background-clip: text;
    animation: textShimmer 1.5s linear infinite;
    text-shadow: 0 0 40px rgba(50, 205, 50, 0.5);
    letter-spacing: 3px;
    margin-bottom: 20px;
}

.level-change-name {
    font-size: 1.8em;
    font-weight: 700;
    color: #fff;
    margin-bottom: 10px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.level-change-number {
    font-size: 1.3em;
    color: #888;
    font-weight: 600;
    margin-bottom: 25px;
}

.level-change-number span {
    font-size: 1.4em;
    color: #32cd32;
    font-weight: 900;
}

.level-change-keys-instruction {
    margin-top: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.level-change-keys-instruction .home-row-keys {
    display: inline-flex;
    gap: 4px;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
}

.level-change-hint {
    font-size: 0.95em;
    color: rgba(255, 255, 255, 0.9);
    padding: 12px 25px;
    background: rgba(136, 136, 136, 0.25);
    border-radius: 25px;
    border: 2px solid rgba(136, 136, 136, 0.4);
    animation: hintPulse 1.5s ease-in-out infinite;
}

/* Level indicator in header */
.level-display {
    display: none;
    align-items: center;
    gap: 4px;
    color: #32cd32;
    font-weight: 600;
}

.level-display.visible {
    display: inline-flex;
}

/* Practice Modal – same style as tutorial / level-beendet (writing challenge convention) */
.practice-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 5000;
    padding: 20px;
}

.practice-modal.visible {
    display: flex;
}

.practice-modal-content {
    background: white;
    border-radius: 20px;
    padding: 20px;
    text-align: center;
    position: relative;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    overflow-y: auto;
    max-width: 700px;
    width: 100%;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
}

.practice-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 20px;
}

.practice-title {
    font-size: 1.5em;
    font-weight: 700;
    color: #333;
    letter-spacing: 0.5px;
    margin: 0;
}

.practice-stats {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1em;
    color: #555;
}

.practice-stat-item {
    font-weight: 600;
}

.practice-stat-item span {
    color: #2e7d32;
    font-weight: 700;
}

.practice-stat-divider {
    color: #999;
}

.practice-instruction {
    font-size: 1em;
    color: #555;
    margin-bottom: 24px;
}

/* Practice intro: same design and animations as tutorial #verstandenKeys (step 4) */
.practice-intro {
    text-align: center;
    animation: fadeIn 0.3s ease-in;
}

/* Match tutorial step 4 key area: light background like .tutorial-step-content */
.practice-intro .home-row-instruction {
    background: #f8f9fa;
    padding: 30px;
    border-radius: 12px;
    margin: 20px 0;
    color: #555;
}

.practice-intro .home-row-instruction .instruction-text {
    color: #666;
}

/* Same .home-row-keys layout as #verstandenKeys */
.practice-intro .home-row-keys {
    display: inline-flex;
    gap: 4px;
    align-items: center;
    justify-content: center;
    padding: 0 4px;
    flex-wrap: wrap;
}

.practice-intro-message {
    font-size: 1em;
    color: #555;
    line-height: 1.6;
    max-width: 520px;
    margin: 0 auto 30px;
}

.practice-intro .instruction-text {
    font-size: 0.9em;
    color: #666;
    font-weight: 500;
}

.practice-modal .home-row-instruction {
    margin: 40px 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

/* Practice main: same fadeIn as tutorial "next page" when transitioning from intro */
.practice-main {
    display: none;
}

.practice-main.visible {
    display: block;
    animation: fadeIn 0.3s ease-in;
}

.practice-progress {
    font-size: 1em;
    color: #555;
    margin-top: 24px;
    font-weight: 600;
}

.practice-progress span:first-child {
    color: #2e7d32;
    font-size: 1.1em;
}

/* Tutorial Modal */
.tutorial-modal {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.85);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    padding: 12px;
    overflow: hidden;
}

.tutorial-modal.visible {
    display: flex;
}

.tutorial-modal-content {
    --tutorial-scale: 1;
    background: white;
    border-radius: 20px;
    padding: 20px;
    max-width: 700px;
    width: min(700px, calc(100vw - 24px));
    position: relative;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
    transform: scale(var(--tutorial-scale));
    transform-origin: center;
}

.tutorial-modal-content-inner {
    overflow: visible;
    flex: 1;
}

.tutorial-close {
    position: absolute;
    top: 15px;
    right: 20px;
    background: none;
    border: none;
    font-size: 2em;
    color: #999;
    cursor: pointer;
    transition: color 0.2s;
    line-height: 1;
    z-index: 10;
}

.tutorial-close:hover {
    color: #888;
}

.tutorial-back {
    position: absolute;
    top: 15px;
    left: 20px;
    background: none;
    border: none;
    font-size: 2em;
    color: #999;
    cursor: pointer;
    transition: color 0.2s;
    line-height: 1;
    z-index: 10;
    display: none;
}

.tutorial-back:hover {
    color: #888;
}

.tutorial-modal[data-current-step="2"] #tutorialBack,
.tutorial-modal[data-current-step="3"] #tutorialBack,
.tutorial-modal[data-current-step="4"] #tutorialBack,
.tutorial-modal[data-current-step="5"] #tutorialBack,
.tutorial-modal[data-current-step="6"] #tutorialBack {
    display: block;
}

.tutorial-header {
    text-align: center;
    margin-bottom: 15px;
}

.tutorial-header h2 {
    color: #888;
    font-size: 1.6em;
    margin-bottom: 6px;
}

.tutorial-progress {
    font-size: 0.9em;
    color: #666;
    font-weight: 600;
}

.tutorial-content {
    flex: 1;
    margin-bottom: 15px;
}

.tutorial-step {
    display: none;
}

/* Show step 1 by default */
.tutorial-step[data-step="1"] {
    display: block;
}

/* Show/hide steps based on data-current-step attribute */
.tutorial-modal[data-current-step="1"] .tutorial-step[data-step="1"],
.tutorial-modal[data-current-step="2"] .tutorial-step[data-step="2"],
.tutorial-modal[data-current-step="3"] .tutorial-step[data-step="3"],
.tutorial-modal[data-current-step="4"] .tutorial-step[data-step="4"],
.tutorial-modal[data-current-step="5"] .tutorial-step[data-step="5"],
.tutorial-modal[data-current-step="6"] .tutorial-step[data-step="6"] {
    display: block;
    animation: fadeIn 0.3s ease-in;
}

.tutorial-modal[data-current-step="1"] .tutorial-step:not([data-step="1"]),
.tutorial-modal[data-current-step="2"] .tutorial-step:not([data-step="2"]),
.tutorial-modal[data-current-step="3"] .tutorial-step:not([data-step="3"]),
.tutorial-modal[data-current-step="4"] .tutorial-step:not([data-step="4"]),
.tutorial-modal[data-current-step="5"] .tutorial-step:not([data-step="5"]),
.tutorial-modal[data-current-step="6"] .tutorial-step:not([data-step="6"]) {
    display: none;
}

.tutorial-step-title {
    font-size: 1.5em;
    color: #888;
    font-weight: 700;
    margin-bottom: 20px;
    text-align: center;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.tutorial-step-title {
    font-size: 1.3em;
    color: #888;
    font-weight: 700;
    margin-bottom: 12px;
    text-align: center;
}

.tutorial-step-content {
    color: #555;
    line-height: 1.4;
}

.tutorial-step-content p {
    margin-bottom: 8px;
    font-size: 0.95em;
}

.tutorial-step-content h3 {
    color: #888;
    font-size: 1.2em;
    margin-top: 20px;
    margin-bottom: 10px;
}

/* Tutorial Schritt 2: borderless table + game-like visuals */
.tutorial-step2-table {
    width: 100%;
    max-width: 600px;
    margin: 20px auto;
    border-collapse: collapse;
    border: none;
}

.tutorial-step2-table td {
    border: none;
    vertical-align: top;
    padding: 10px 12px 14px 0;
    line-height: 1.6;
}

.tutorial-step2-term {
    font-weight: 700;
    color: #333;
    white-space: nowrap;
    width: 1%;
    padding-right: 12px;
}

.tutorial-step2-desc {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px;
}

.tutorial-step2-text {
    flex: 1;
    min-width: 200px;
}

.tutorial-step2-visual {
    flex-shrink: 0;
}

/* Game-like visuals (match game.js draw: 4 dots in N,E,S,W, each 1/9 of the 3×3 block) */
.tutorial-mini-food-dot {
    width: 21px;
    height: 21px;
    position: relative;
    display: inline-block;
}

.tutorial-mini-food-dot .tutorial-mini-food-n,
.tutorial-mini-food-dot .tutorial-mini-food-e,
.tutorial-mini-food-dot .tutorial-mini-food-s,
.tutorial-mini-food-dot .tutorial-mini-food-w {
    position: absolute;
    width: 7px;
    height: 7px;
    background: #e74c3c;
    border-radius: 1px;
}

.tutorial-mini-food-n { left: 7px;  top: 0; }   /* North */
.tutorial-mini-food-e { left: 14px; top: 7px; }  /* East */
.tutorial-mini-food-s { left: 7px;  top: 14px; } /* South */
.tutorial-mini-food-w { left: 0;    top: 7px; }  /* West */

.tutorial-mini-letter-food {
    min-width: 22px;
    height: 22px;
    padding: 0 4px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: #9b59b6;
    color: #fff;
    font-size: 0.75em;
    font-weight: bold;
    border-radius: 2px;
}

.tutorial-mini-barrier {
    width: 20px;
    height: 20px;
    background: linear-gradient(145deg, #8b4513, #654321);
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.5);
    border-radius: 2px;
}

.tutorial-mini-gameover-demo {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.tutorial-mini-snake-head {
    width: 18px;
    height: 18px;
    background: #32cd32;
    border-radius: 2px;
    display: inline-block;
}

.tutorial-keyboard-demo {
    background: #f8f9fa;
    padding: 15px;
    border-radius: 10px;
    margin: 15px 0;
}

.tutorial-keyboard-demo .virtual-keyboard {
    margin: 0;
}

.tutorial-home-row-demo {
    background: #f8f9fa;
    padding: 30px;
    border-radius: 12px;
    margin: 20px 0;
    text-align: center;
}

.home-row-keyboard {
    display: flex;
    justify-content: center;
    margin-bottom: 20px;
}

.home-row-keyboard-row {
    display: flex;
    gap: 6px;
    background: #e8e8e8;
    padding: 15px 20px;
    border-radius: 10px;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
}

.home-row-key {
    min-width: 45px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    font-size: 1em;
    font-weight: 700;
    color: white;
    border: 2px solid transparent;
    transition: all 0.2s;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.15);
}

.home-row-key.finger-pinky { background: #ff6b6b; }
.home-row-key.finger-ring { background: #ffa500; }
.home-row-key.finger-middle { background: #ffd700; color: #333; }
.home-row-key.finger-index { background: #32cd32; }

.home-row-key.home-row-resting {
    border: 3px solid #888;
    box-shadow: 0 0 0 3px rgba(136, 136, 136, 0.2), 0 4px 8px rgba(0, 0, 0, 0.2);
    transform: scale(1.1);
    z-index: 10;
    position: relative;
}

.home-row-explanation {
    font-size: 1.1em;
    color: #666;
    margin-top: 15px;
    font-weight: 600;
}

.home-row-instruction {
    text-align: center;
    font-size: 1.1em;
    color: #888;
    margin-top: 20px;
    font-weight: 600;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.home-row-keys {
    display: inline-flex;
    gap: 4px;
    align-items: center;
    justify-content: center;
    padding: 0 4px;
    flex-wrap: wrap;
}

/* Smaller gap for step 5 to fit "ZEIGEFINGER" */
.tutorial-modal[data-current-step="5"] .home-row-keys,
#zeigefingerKeys {
    gap: 1px;
}

/* Smaller gap for step 6 to fit "LOS GEHTS" */
.tutorial-modal[data-current-step="6"] .home-row-keys,
#losgehtsKeys {
    gap: 1px;
}

.instruction-text {
    font-size: 0.9em;
    color: #666;
    font-weight: 500;
}

.home-row-key-wrapper {
    position: relative;
    display: inline-flex;
    align-items: center;
}

.home-row-key-animate {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 32px;
    height: 36px;
    padding: 0 8px;
    background: #e8e8e8;
    color: #333;
    border-radius: 6px;
    font-weight: 700;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 2px solid #ccc;
}

/* Finger colors for tutorial keys */
.home-row-key-animate.finger-pinky {
    background: #ff6b6b;
    color: white;
    border-color: #ff4757;
    box-shadow: 0 2px 8px rgba(255, 107, 107, 0.4);
}

.home-row-key-animate.finger-ring {
    background: #ffa500;
    color: white;
    border-color: #ff8c00;
    box-shadow: 0 2px 8px rgba(255, 165, 0, 0.4);
}

.home-row-key-animate.finger-middle {
    background: #ffd700;
    color: #333;
    border-color: #f0c000;
    box-shadow: 0 2px 8px rgba(255, 215, 0, 0.4);
}

.home-row-key-animate.finger-index {
    background: #32cd32;
    color: white;
    border-color: #28a428;
    box-shadow: 0 2px 8px rgba(50, 205, 50, 0.4);
}

.home-row-checkmark {
    position: absolute;
    top: -6px;
    right: -6px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #32cd32;
    color: white;
    font-size: 14px;
    font-weight: 700;
    opacity: 0;
    transform: scale(0);
    transition: all 0.3s ease;
    z-index: 10;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

/* Checkmark colors based on parent key finger class */
.home-row-key-wrapper:has(.finger-pinky) .home-row-checkmark.checked {
    background: #ff6b6b;
}

.home-row-key-wrapper:has(.finger-ring) .home-row-checkmark.checked {
    background: #ffa500;
}

.home-row-key-wrapper:has(.finger-middle) .home-row-checkmark.checked {
    background: #ffd700;
    color: #333;
}

.home-row-key-wrapper:has(.finger-index) .home-row-checkmark.checked {
    background: #32cd32;
}

.home-row-checkmark.checked {
    opacity: 1;
    transform: scale(1);
    animation: checkmarkPop 0.3s ease;
}

@keyframes checkmarkPop {
    0% {
        transform: scale(0);
        opacity: 0;
    }
    50% {
        transform: scale(1.2);
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

/* Corrected mark (yellow check mark for wrong but corrected keys) */
.home-row-corrected-mark {
    position: absolute;
    top: -8px;
    right: -8px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #ffd700;
    color: #333;
    font-size: 12px;
    font-weight: 700;
    opacity: 0;
    transform: scale(0);
    transition: all 0.3s ease;
    z-index: 11;
    box-shadow: 0 2px 4px rgba(255, 215, 0, 0.4);
    line-height: 1;
}

.home-row-corrected-mark.visible {
    opacity: 1;
    transform: scale(1);
    animation: correctedMarkPop 0.3s ease;
}

@keyframes correctedMarkPop {
    0% {
        transform: scale(0);
        opacity: 0;
    }
    50% {
        transform: scale(1.2);
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

/* Wrong mark (red cross for wrong keys) */
.home-row-wrong-mark {
    position: absolute;
    top: -8px;
    right: -8px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #ff4444;
    color: white;
    font-size: 12px;
    font-weight: 700;
    opacity: 0;
    transform: scale(0);
    transition: all 0.3s ease;
    z-index: 12;
    box-shadow: 0 2px 4px rgba(255, 68, 68, 0.4);
    line-height: 1;
}

.home-row-wrong-mark.visible {
    opacity: 1;
    transform: scale(1);
    animation: wrongMarkPop 0.3s ease;
}

@keyframes wrongMarkPop {
    0% {
        transform: scale(0);
        opacity: 0;
    }
    50% {
        transform: scale(1.2);
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

.home-row-key-animate.active {
    transform: scale(1.3);
    animation: keyPulse 0.5s ease;
}

/* Active state maintains finger colors with enhanced glow */
.home-row-key-animate.active.finger-pinky {
    box-shadow: 0 0 20px rgba(255, 107, 107, 0.8);
    background: #ff8585;
}

.home-row-key-animate.active.finger-ring {
    box-shadow: 0 0 20px rgba(255, 165, 0, 0.8);
    background: #ffb84d;
}

.home-row-key-animate.active.finger-middle {
    box-shadow: 0 0 20px rgba(255, 215, 0, 0.8);
    background: #ffe44d;
}

.home-row-key-animate.active.finger-index {
    box-shadow: 0 0 20px rgba(50, 205, 50, 0.8);
    background: #28d428;
}

/* Wrong key styling - red background */
.home-row-key-animate.wrong {
    background: #ff4444 !important;
    color: white !important;
    border-color: #cc0000 !important;
    box-shadow: 0 0 20px rgba(255, 68, 68, 0.8) !important;
    animation: wrongKeyPulse 0.3s ease;
}

.home-row-key-animate.wrong.finger-pinky,
.home-row-key-animate.wrong.finger-ring,
.home-row-key-animate.wrong.finger-middle,
.home-row-key-animate.wrong.finger-index {
    background: #ff4444 !important;
    color: white !important;
    border-color: #cc0000 !important;
}

.practice-delete-hint {
    display: none;
    max-width: 480px;
    padding: 10px 12px;
    border: 2px solid #ff4444;
    border-radius: 8px;
    background: #fff5f5;
    color: #b00020;
    font-size: 0.9em;
    font-weight: 700;
    line-height: 1.35;
}

.practice-delete-hint.visible {
    display: block;
}

.practice-delete-hint.attention {
    animation: practiceDeleteHintPulse 0.35s ease;
}

@keyframes practiceDeleteHintPulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.04);
    }
}

@keyframes wrongKeyPulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

.home-row-key-animate.pausing {
    animation: keyPausePulse 0.6s ease-in-out infinite;
}

/* G and H in home row: grey, not used in challenge, no pulse */
.home-row-key-animate.home-row-key-rest {
    background: #888 !important;
    color: #ccc !important;
    border-color: #777 !important;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.15);
}

/* Step 3 / 4 / level change: synchronous pulse on challenge keys only (not G/H) */
.home-row-pulse-sync .home-row-key-animate:not(.home-row-key-rest) {
    animation: keyPulseSync 2s ease-in-out;
}

@keyframes keyPulseSync {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    }
    50% {
        transform: scale(1.15);
        box-shadow: 0 4px 16px rgba(136, 136, 136, 0.5);
    }
}

.home-row-key-animate.active.pausing {
    animation: keyPausePulse 0.6s ease-in-out infinite;
}

@keyframes keyPulse {
    0%, 100% {
        transform: scale(1.3);
    }
    50% {
        transform: scale(1.5);
    }
}

@keyframes keyPausePulse {
    0%, 100% {
        transform: scale(1.3);
    }
    50% {
        transform: scale(1.3);
    }
}

/* Pause pulse maintains finger colors */
.home-row-key-animate.pausing.finger-pinky,
.home-row-key-animate.active.pausing.finger-pinky {
    box-shadow: 0 0 20px rgba(255, 107, 107, 0.8), 0 0 30px rgba(255, 107, 107, 1);
}

.home-row-key-animate.pausing.finger-ring,
.home-row-key-animate.active.pausing.finger-ring {
    box-shadow: 0 0 20px rgba(255, 165, 0, 0.8), 0 0 30px rgba(255, 165, 0, 1);
}

.home-row-key-animate.pausing.finger-middle,
.home-row-key-animate.active.pausing.finger-middle {
    box-shadow: 0 0 20px rgba(255, 215, 0, 0.8), 0 0 30px rgba(255, 215, 0, 1);
}

.home-row-key-animate.pausing.finger-index,
.home-row-key-animate.active.pausing.finger-index {
    box-shadow: 0 0 20px rgba(50, 205, 50, 0.8), 0 0 30px rgba(50, 205, 50, 1);
}

.tutorial-finger-placement {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin: 15px 0;
}

.finger-placement-header {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-bottom: 6px;
}

.finger-placement-header-label {
    text-align: center;
    font-weight: 700;
    font-size: 1em;
    color: #888;
    padding: 4px 8px;
    background: #f0f0f0;
    border-radius: 6px;
}

.finger-placement-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.finger-placement-pair {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px;
    background: #f8f9fa;
    border-radius: 8px;
}

.finger-placement-finger {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6em;
    flex-shrink: 0;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.12);
}

/* Center and mirror left-hand emojis programmatically */
.finger-placement-row .finger-placement-pair:first-child {
    justify-content: center;
}

.finger-placement-row .finger-placement-pair:first-child .finger-placement-finger {
    transform: scaleX(-1);
}

/* Exception: pinky - mirror the right one instead of left */
.finger-placement-row .finger-placement-pair:first-child .finger-placement-finger.pinky {
    transform: none;
}

.finger-placement-row .finger-placement-pair:last-child .finger-placement-finger.pinky {
    transform: scaleX(-1);
}

.finger-placement-finger.pinky { background: #ff6b6b; }
.finger-placement-finger.ring { background: #ffa500; }
.finger-placement-finger.middle { background: #ffd700; }
.finger-placement-finger.index { background: #32cd32; }

.finger-placement-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.finger-placement-label {
    font-weight: 700;
    color: #888;
    font-size: 0.95em;
}

.finger-placement-keys {
    color: #666;
    font-size: 0.85em;
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-top: 4px;
}

.key-box {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 28px;
    height: 28px;
    padding: 0 6px;
    background: #e8e8e8;
    border: 2px solid #ccc;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.9em;
    color: #333;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    transition: all 0.2s ease;
}

.key-box.highlighted {
    background: #32cd32;
    color: white;
    border-color: #28a428;
    transform: scale(1.2);
    box-shadow: 0 0 15px rgba(50, 205, 50, 0.6);
    z-index: 10;
    position: relative;
    animation: keyHighlightPulse 0.4s ease;
    transition: all 0.6s ease;
}

.key-box:not(.highlighted) {
    transition: all 0.6s ease;
}

@keyframes keyHighlightPulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.3);
    }
    100% {
        transform: scale(1.2);
    }
}

.tutorial-game-demo {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 12px;
    margin: 20px 0;
    text-align: center;
}

.tutorial-game-demo canvas {
    border: 3px solid #888;
    border-radius: 10px;
    background: #f8f9fa;
    margin: 10px 0;
}

.tutorial-interface-explanation {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    margin: 10px 0;
    align-items: stretch;
}

.interface-item {
    background: #f8f9fa;
    padding: 8px;
    border-radius: 8px;
    text-align: center;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.interface-item:nth-child(-n+3) {
    /* First row (items 1-3) */
    min-height: 0;
}

.interface-item:nth-child(n+4) {
    /* Second row (items 4-6) */
    min-height: 0;
}

.interface-item-icon {
    margin-bottom: 3px;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100px;
    overflow: visible;
    flex-shrink: 0;
    padding: 0;
    position: relative;
}

/* Ensure labels align at the same position */
.interface-item:nth-child(-n+3) .interface-item-icon {
    height: 100px;
}

.interface-item:nth-child(n+4) .interface-item-icon {
    height: 100px;
}

.interface-item-label {
    font-weight: 600;
    color: #888;
    margin-bottom: 3px;
    font-size: 0.95em;
}

.interface-item-description {
    font-size: 0.85em;
    color: #666;
    line-height: 1.3;
    flex: 1;
}

/* Mini components for tutorial step 4 */
/* Mini keyboard */
.tutorial-mini-keyboard {
    display: flex;
    flex-direction: column;
    gap: 3px;
    background: #f8f9fa;
    padding: 6px;
    border-radius: 6px;
    transform: scale(0.45);
    transform-origin: center;
    margin: 0 auto;
    width: fit-content;
    height: fit-content;
}

.tutorial-mini-keyboard-row {
    display: flex;
    gap: 2px;
    justify-content: center;
}

.tutorial-mini-keyboard-row-top {
    transform: translateX(calc(-16px / 8));
}

.tutorial-mini-key {
    min-width: 16px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 3px;
    font-size: 0.5em;
    font-weight: 600;
    color: #333;
    border: 1px solid transparent;
}

.tutorial-mini-key.keyboard-space {
    min-width: 80px;
    background: #e0e0e0;
    color: #333;
    font-size: 0.4em;
}

.tutorial-mini-key.finger-pinky {
    background: #ff6b6b;
    color: white;
}

.tutorial-mini-key.finger-ring {
    background: #ffa500;
    color: white;
}

.tutorial-mini-key.finger-middle {
    background: #ffd700;
    color: #333;
}

.tutorial-mini-key.finger-index {
    background: #32cd32;
    color: white;
}

.tutorial-mini-key.active-control {
    border: 2px solid #888;
    box-shadow: 0 0 0 1px rgba(136, 136, 136, 0.3);
    transform: scale(1.1);
    position: relative;
}

.tutorial-mini-key.active-control::after {
    content: attr(data-arrow);
    position: absolute;
    top: -3px;
    right: -3px;
    width: 8px;
    height: 8px;
    background: #888;
    border-radius: 50%;
    border: 1px solid white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 5px;
    font-weight: bold;
    color: white;
    line-height: 1;
}

/* Mini direction info */
.tutorial-mini-direction-info {
    display: flex;
    gap: 4px;
    background: #f8f9fa;
    padding: 4px 6px;
    border-radius: 6px;
    justify-content: center;
    margin: 0 auto;
}

.tutorial-mini-direction-item {
    display: flex;
    align-items: center;
    justify-content: center;
}

.tutorial-mini-direction-key {
    min-width: 20px;
    height: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    font-size: 0.65em;
    font-weight: 600;
    color: white;
    border: 2px solid #888;
    box-shadow: 0 0 0 1px rgba(136, 136, 136, 0.3);
    transform: scale(1.1);
    position: relative;
}

.tutorial-mini-direction-key.finger-pinky {
    background: #ff6b6b;
}

.tutorial-mini-direction-key.finger-ring {
    background: #ffa500;
}

.tutorial-mini-direction-key.finger-middle {
    background: #ffd700;
    color: #333;
}

.tutorial-mini-direction-key.finger-index {
    background: #32cd32;
}

.tutorial-mini-direction-key.active-control::after {
    content: attr(data-arrow);
    position: absolute;
    top: -4px;
    right: -4px;
    width: 10px;
    height: 10px;
    background: #888;
    border-radius: 50%;
    border: 1px solid white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 6px;
    font-weight: bold;
    color: white;
    line-height: 1;
}

/* Mini counter */
.tutorial-mini-counter {
    display: flex;
    gap: 4px;
    background: #f8f9fa;
    padding: 4px 6px;
    border-radius: 6px;
    font-size: 0.7em;
    margin: 0 auto;
}

.tutorial-mini-counter-item {
    display: flex;
    align-items: center;
    gap: 3px;
    background: #e8e8e8;
    padding: 3px 6px;
    border-radius: 4px;
}

.tutorial-mini-counter-arrow {
    font-size: 0.9em;
    color: #888;
    font-weight: bold;
}

.tutorial-mini-counter-value {
    color: #555;
    font-weight: 600;
    font-size: 0.9em;
}

/* Mini game canvas */
.tutorial-mini-game-canvas {
    border: 2px solid #888;
    border-radius: 6px;
    background: #f8f9fa;
    display: block;
    margin: 0 auto;
}

/* Mini score */
.tutorial-mini-score {
    display: flex;
    align-items: center;
    gap: 6px;
    background: #f8f9fa;
    padding: 4px 8px;
    border-radius: 6px;
    font-size: 0.7em;
    font-weight: 600;
    margin: 0 auto;
}

.tutorial-mini-score-item {
    display: flex;
    align-items: center;
    gap: 3px;
}

.tutorial-mini-score-label {
    color: #555;
}

.tutorial-mini-score-value {
    color: #888;
    font-weight: 700;
}

.tutorial-mini-score-divider {
    color: #ccc;
    font-weight: 300;
}

/* Mini space key */
.tutorial-mini-space-key {
    display: flex;
    justify-content: center;
    margin: 0 auto;
}

.tutorial-mini-space-key .keyboard-key.keyboard-space {
    min-width: 80px;
    height: 24px;
    font-size: 0.6em;
    padding: 2px 8px;
}

.tutorial-navigation {
    display: flex;
    justify-content: space-between;
    gap: 15px;
    margin-top: 15px;
    padding-top: 15px;
    border-top: 2px solid #e0e0e0;
    flex-shrink: 0;
    position: relative;
}

/* Hide navigation border on step 2 and 3 since back button is in header */
.tutorial-modal[data-current-step="1"] .tutorial-navigation,
.tutorial-modal[data-current-step="2"] .tutorial-navigation,
.tutorial-modal[data-current-step="3"] .tutorial-navigation,
.tutorial-modal[data-current-step="4"] .tutorial-navigation,
.tutorial-modal[data-current-step="5"] .tutorial-navigation,
.tutorial-modal[data-current-step="6"] .tutorial-navigation {
    border-top: none;
    padding-top: 0;
    margin-top: 0;
}

/* Navigation button visibility based on current step */
.tutorial-modal[data-current-step="1"] #tutorialBack {
    display: none !important;
}

.tutorial-modal[data-current-step="1"] #tutorialNext {
    display: none !important;
}

.tutorial-modal[data-current-step="2"] #tutorialNext {
    display: none !important;
}

.tutorial-modal[data-current-step="3"] #tutorialNext {
    display: none !important;
}

.tutorial-modal[data-current-step="4"] #tutorialNext {
    display: none !important;
}

.tutorial-modal[data-current-step="5"] #tutorialNext {
    display: none !important;
}

.tutorial-modal[data-current-step="6"] #tutorialNext {
    display: none !important;
}

/* Hide old back button in navigation area - we use header button instead */
.tutorial-navigation #tutorialPrev {
    display: none !important;
}

.tutorial-nav-btn {
    background: #666;
    color: white;
    border: none;
    padding: 12px 30px;
    font-size: 1em;
    border-radius: 25px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.2s;
    flex: 1;
}

.tutorial-nav-btn:hover {
    background: #555;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.tutorial-nav-btn:active {
    transform: translateY(0);
}

/* Viewport-height fitting: keep the game canvas and virtual keyboard visible together. */
body.viewport-fit-compact .main-content {
    padding-top: 8px;
    padding-bottom: 8px;
    align-items: flex-start;
}

body.viewport-fit-compact .container {
    padding: 16px;
    border-radius: 12px;
}

body.viewport-fit-compact header {
    margin-bottom: 6px;
}

body.viewport-fit-compact h1 {
    font-size: 0.95em;
    margin-bottom: 2px;
}

body.viewport-fit-compact .score-display {
    gap: 5px;
    font-size: 0.65em;
    flex-wrap: wrap;
}

body.viewport-fit-compact .keyboard-section {
    margin-bottom: 8px;
}

body.viewport-fit-compact .direction-info,
body.viewport-fit-compact .pong-direction-info {
    margin-bottom: 8px;
    gap: 6px;
}

body.viewport-fit-compact .direction-item {
    padding: 5px 8px;
    gap: 5px;
    font-size: 0.76em;
    border-radius: 6px;
}

body.viewport-fit-compact .virtual-keyboard {
    --keyboard-key-width: 26px;
    --keyboard-key-height: 29px;
    --keyboard-space-width: 150px;
    --keyboard-row-gap: 3px;
    gap: 4px;
    padding: 8px;
    border-radius: 8px;
}

body.viewport-fit-compact .keyboard-row {
    gap: var(--keyboard-row-gap);
}

body.viewport-fit-compact .keyboard-key {
    min-width: var(--keyboard-key-width);
    height: var(--keyboard-key-height);
    border-radius: 5px;
    font-size: 0.72em;
}

body.viewport-fit-compact .keyboard-key.keyboard-space {
    min-width: var(--keyboard-space-width);
    height: var(--keyboard-key-height);
}

body.viewport-fit-compact .keyboard-separator {
    height: var(--keyboard-key-height);
}

body.viewport-fit-compact .game-area {
    margin-bottom: 8px;
}

body.viewport-fit-compact .pong-help,
body.viewport-fit-compact .arcade-summary,
body.viewport-fit-compact .arcade-actions,
body.viewport-fit-compact #gameStatus {
    margin-top: 4px !important;
    margin-bottom: 4px !important;
    font-size: 0.72rem !important;
}

body.viewport-fit-tight .main-content {
    padding: 6px;
}

body.viewport-fit-tight .container {
    padding: 10px;
}

body.viewport-fit-tight .keyboard-section {
    margin-bottom: 5px;
}

body.viewport-fit-tight .direction-info,
body.viewport-fit-tight .pong-direction-info {
    margin-bottom: 5px;
}

body.viewport-fit-tight .direction-label {
    display: none;
}

body.viewport-fit-tight .virtual-keyboard {
    --keyboard-key-width: 22px;
    --keyboard-key-height: 24px;
    --keyboard-space-width: 118px;
    --keyboard-row-gap: 3px;
    padding: 5px;
}

body.viewport-fit-tight .keyboard-key {
    min-width: var(--keyboard-key-width);
    height: var(--keyboard-key-height);
    font-size: 0.64em;
    border-width: 1px;
}

body.viewport-fit-tight .keyboard-key.active-control {
    border-width: 2px;
    transform: scale(1.04);
}

body.viewport-fit-tight .keyboard-key.keyboard-space {
    min-width: var(--keyboard-space-width);
    height: var(--keyboard-key-height);
}

body.viewport-fit-tight .keyboard-separator {
    height: var(--keyboard-key-height);
}

body.viewport-fit-tight .arcade-actions,
body.viewport-fit-tight .pong-help,
body.viewport-fit-tight #gameStatus {
    display: none !important;
}


/* Sidebar: narrow = burger + overlay */
@media (max-width: 899px) {
    .sidebar {
        position: fixed;
        left: 0;
        top: 0;
        bottom: 0;
        width: 260px;
        max-width: 85vw;
        z-index: 4000;
        transform: translateX(-100%);
        transition: transform 0.25s ease;
        box-shadow: 4px 0 20px rgba(0, 0, 0, 0.3);
    }

    body.sidebar-overlay-open .sidebar {
        transform: translateX(0);
    }

    .sidebar-backdrop {
        position: fixed;
        inset: 0;
        background: rgba(0, 0, 0, 0.5);
        z-index: 3999;
        cursor: pointer;
    }

    .sidebar-close {
        display: block;
    }

    .menu-burger {
        display: flex;
    }
}

@media (min-width: 900px) {
    /* Wide navigation stays reachable while the full-screen game is paused. */
    .sidebar {
        z-index: 4000;
    }

    .menu-burger {
        display: none;
    }

    .sidebar-close {
        display: none;
    }
}

@media (max-width: 600px) {
    .debug-menu {
        width: 150px;
        padding: 15px;
        font-size: 0.85em;
    }
    
    .debug-menu h3 {
        font-size: 1em;
    }
    
    .debug-btn {
        padding: 8px;
        font-size: 0.8em;
    }
    
    .debug-control input {
        padding: 6px;
        font-size: 0.8em;
    }
    
    .debug-btn-small {
        padding: 5px;
        font-size: 0.75em;
    }
    
    .container {
        padding: 15px;
        margin-left: 0;
    }

    .legal-page {
        padding: 15px;
    }

    .legal-panel {
        padding: 18px;
    }

    .support-contact {
        align-items: flex-start;
        flex-direction: column;
        gap: 6px;
    }

    .pong-page .container {
        margin-left: 0;
    }

    h1 {
        font-size: 1.45em;
    }

    .score-display {
        flex-wrap: wrap;
        gap: 4px 6px;
        font-size: 0.65em;
    }

    .direction-info {
        font-size: 0.8em;
        gap: 6px;
    }

    .pong-direction-info {
        gap: 12px;
    }

    .pong-control-group {
        flex-basis: 100%;
        width: 100%;
        align-items: center;
    }

    .pong-control-group.right-player {
        align-items: center;
    }

    .pong-control-buttons,
    .pong-control-group.right-player .pong-control-buttons {
        align-items: center;
        justify-content: center;
    }

    .pong-control-heading,
    .pong-control-group.right-player .pong-control-heading {
        text-align: center;
    }

    .pong-direction-item {
        min-width: 112px;
    }

    .pong-help {
        font-size: 0.72em;
    }

    .keyboard-key {
        min-width: var(--keyboard-key-width);
        height: var(--keyboard-key-height);
        font-size: 0.75em;
    }

    .keyboard-key.wide {
        min-width: 50px;
    }

    .keyboard-key.extra-wide {
        min-width: 80px;
    }

    #gameCanvas {
        width: 100%;
        height: auto;
    }

    .overlay-content {
        padding: 25px;
    }

    .spacebar-key-visual {
        min-width: 150px;
        height: 40px;
        font-size: 0.75em;
    }

    .spacebar-hint-text {
        font-size: 0.8em;
    }

    .stats-modal-content {
        padding: 20px;
        max-height: 90vh;
    }

    .overlay-buttons {
        flex-direction: column;
    }

    .overlay-stats-grid {
        grid-template-columns: 1fr;
    }

    .level-designer-content {
        padding: 20px;
    }

    .level-designer-controls {
        flex-direction: column;
    }

    .level-size-tabs {
        grid-template-columns: 1fr;
    }

    .level-change-content {
        padding: 30px 40px;
    }

    .key-change-content {
        padding: 25px 20px;
    }

    .key-change-keyboard {
        padding: 10px;
        gap: 4px;
    }

    .key-change-keyboard-row {
        gap: 3px;
    }

    .key-change-key {
        width: 26px;
        height: 30px;
        font-size: 0.75em;
        border-radius: 5px;
    }

    .key-change-key.highlighted {
        transform: scale(1.25);
    }

    .key-change-key.active-control::after {
        width: 16px;
        height: 16px;
        font-size: 0.75em;
        top: -3px;
        right: -3px;
    }

    .key-change-key.highlighted.active-control::after {
        width: 18px;
        height: 18px;
        font-size: 0.85em;
    }

    @keyframes keyHighlightPulse {
        0%, 100% {
            transform: scale(1.25);
        }
        50% {
            transform: scale(1.35);
        }
    }

    .key-change-title {
        font-size: 1.4em;
    }

    .key-change-direction {
        font-size: 1.1em;
    }

    .title-screen-keyboard {
        padding: 10px;
        gap: 4px;
    }

    .title-keyboard-key {
        min-width: 28px;
        height: 32px;
        font-size: 0.75em;
    }

    .hand-overlay {
        max-width: 300px;
        max-height: 200px;
        opacity: 0.5;
    }

    .title-keyboard-key.title-keyboard-space {
        min-width: 150px;
        font-size: 0.65em;
    }

    #tutorialStep1Keyboard {
        transform: scale(0.4);
        padding: 5px;
    }

    #tutorialStep1Keyboard .title-keyboard-key {
        min-width: 14px;
        height: 16px;
        font-size: 0.6em;
    }

    #tutorialStep1Keyboard .title-keyboard-key.title-keyboard-space {
        min-width: 80px;
        font-size: 0.5em;
    }

    .keyboard-icon {
        font-size: 2em;
    }

    .arrow-down {
        font-size: 1.5em;
    }

    .press-any-key-hint {
        font-size: 1em;
        padding: 10px 20px;
    }

    .tutorial-modal-content {
        padding: 20px;
    }

    .tutorial-step-content {
        min-height: 300px;
    }

    .tutorial-interface-explanation {
        grid-template-columns: 1fr;
    }

    .finger-placement-row {
        grid-template-columns: 1fr;
    }

    .finger-placement-finger {
        width: 40px;
        height: 40px;
        font-size: 1.5em;
    }
}

/* Shared graphical keyboard keeps the established finger colours in arcade. */
.game-graphical-keyboard { position: relative; isolation: isolate; overflow: visible; padding-bottom: 66px; border: 1px solid #dbe3d5; background: #f3f5ec; }
.game-graphical-keyboard .keyboard-key { touch-action: none; cursor: pointer; }
.game-graphical-keyboard .keyboard-row { z-index: 0; }
.game-graphical-keyboard .keyboard-key[data-key="f"]:not([data-owner])::before,
.game-graphical-keyboard .keyboard-key[data-key="j"]:not([data-owner])::before { content: ''; position: absolute; width: 8px; height: 2px; bottom: 4px; left: calc(50% - 4px); background: currentColor; border-radius: 2px; }
.game-keyboard-hint { margin: 0 0 10px; font-size: .8rem; text-align: center; color: #49644d; }
@media (max-width: 600px) {
    .virtual-keyboard { --keyboard-key-width: clamp(18px, 5.3vw, 30px); --keyboard-key-height: 32px; --keyboard-row-gap: 2px; --keyboard-space-width: 150px; padding-left: 4px; padding-right: 4px; }
    .game-graphical-keyboard { padding-bottom: 58px; }
    .game-graphical-keyboard .keyboard-key { font-size: .68rem; border-radius: 5px; }
    .game-graphical-keyboard .keyboard-separator { margin: 0 1px; }
    .arcade-page .container, .pong-page .container, .tetris-page .container { width: 100%; padding: 12px 8px; }
    .arcade-page .game-area canvas, .pong-page .game-area canvas, .tetris-page .game-area canvas { max-width: 100%; height: auto; }
    .arcade-page .direction-info { gap: 4px; flex-wrap: wrap; }
    .arcade-page .direction-item { padding: 6px 8px; font-size: .75rem; }
}

.game-action-button { display: block; margin: 0 auto 12px; padding: 9px 16px; border: 1px solid #c7d8c9; border-radius: 999px; background: #edf5ec; color: #31583e; font: 600 .8rem system-ui; cursor: pointer; }

.game-touch-controls { display: flex; justify-content: center; flex-wrap: wrap; gap: 8px; margin: 0 auto 10px; }
.game-touch-controls[hidden] { display: none; }
.game-touch-controls button { min-width: 48px; min-height: 44px; padding: 8px 13px; background: #eef5eb; color: #2e5e42; border: 1px solid #b8d0b6; border-radius: 12px; font: 700 1rem system-ui; touch-action: none; cursor: pointer; }
.game-touch-controls button:active { background: #c5e2ba; }
.game-touch-controls button:focus-visible, .game-graphical-keyboard [role="button"]:focus-visible { outline: 3px solid #3c7754; outline-offset: 3px; }

/* A common arcade cabinet: readable goal, board, and tactile keyboard. */
body.arcade-page, body.pong-page, body.tetris-page { background: #e8eee7; }
.arcade-page .arcade-container { max-width: 940px; display: grid; grid-template-columns: minmax(280px, 420px) minmax(270px, 1fr); gap: 14px 22px; padding: 26px; border-radius: 24px; box-shadow: 0 14px 50px #254a2920; }
.arcade-page .arcade-container > header { grid-column: 1 / -1; margin: 0; }
.arcade-page .arcade-summary { grid-column: 1 / -1; margin: 0; color: #4b6756; line-height: 1.5; }
.arcade-page .arcade-container > .game-area { grid-column: 1; grid-row: 3; margin: 0; align-self: start; }
.arcade-page .arcade-container > .keyboard-section { grid-column: 2; grid-row: 3; margin: 0; align-self: center; }
.arcade-page .arcade-container > .arcade-actions { grid-column: 1 / -1; margin: 0; }
.arcade-page #gameStatus { grid-column: 1 / -1; margin: 0; font-size: .8rem; }
.arcade-page header h1, .tetris-page header h1 { color: #2d583d; letter-spacing: -.035em; }
.arcade-page #gameCanvas { border: 2px solid #9bbaa9; border-radius: 18px; box-shadow: 0 7px 20px #23473520; }
.arcade-page .score-display { color: #4b6756; background: #eff5ec; border-radius: 999px; padding: 7px 16px; width: fit-content; margin: 8px auto 0; }
.arcade-page .direction-info { flex-wrap: wrap; gap: 6px; margin-bottom: 10px; }
.arcade-page .direction-item { background: transparent; padding: 3px 6px; font-size: .73rem; }
.arcade-page .overlay-content { border-radius: 24px; border: 1px solid #cbdcc8; box-shadow: 0 14px 70px #15281a50; max-width: 560px; }
.arcade-page .overlay-content h2 { color: #315c42; letter-spacing: -.035em; }
.arcade-page .restart-button { background: #347c58; border-radius: 999px; }
.arcade-page .game-overlay { background: #14291dcc; backdrop-filter: blur(3px); }
.arcade-page .overlay-content > p { line-height: 1.6; font-size: 1rem; }
.arcade-page .game-graphical-keyboard { --keyboard-key-width: 23px; --keyboard-key-height: 32px; --keyboard-row-gap: 3px; font-size: .87rem; }
@media (max-width: 1050px) {
    .arcade-page .arcade-container { display: flex; flex-direction: column; max-width: 640px; padding: 18px; gap: 12px; }
    .arcade-page .arcade-container > header { order: 0; }
    .arcade-page .arcade-summary { order: 1; }
    .arcade-page .arcade-container > .game-area { order: 2; align-self: center; }
    .arcade-page .arcade-container > .keyboard-section { order: 3; align-self: stretch; }
    .arcade-page #gameStatus { order: 4; }
    .arcade-page .arcade-actions { order: 5; }
    .arcade-page #gameCanvas { max-height: min(46dvh, 420px); width: auto; max-width: 100%; }
    .arcade-page .game-graphical-keyboard { --keyboard-key-width: clamp(19px, 5vw, 32px); }
}
@media (max-width: 600px) {
    .arcade-page .arcade-container { padding: 12px 8px; border-radius: 16px; }
    .arcade-page .arcade-summary { font-size: .75rem; }
    .arcade-page .arcade-actions, .arcade-page .direction-counter { display: none; }
    .arcade-page .overlay-content { width: calc(100vw - 24px); padding: 24px 18px; }
    .arcade-page .overlay-content h2 { font-size: 1.6rem; }
    .tetris-page #gameCanvas { max-height: 48dvh; width: auto; max-width: 100%; }
    .pong-page #gameCanvas { max-width: 100%; height: auto; }
    .main-content { padding-bottom: env(safe-area-inset-bottom, 0px); }
}

body:not(.learning-active) .game-graphical-keyboard { padding-bottom: 82px; }
.pong-page .container, .tetris-page .container { display: grid; grid-template-columns: minmax(280px, 420px) minmax(270px, 1fr); gap: 16px 22px; max-width: 940px; padding: 24px; border-radius: 24px; }
.pong-page .container > header, .tetris-page .container > header { grid-column: 1 / -1; margin: 0; }
.pong-page .container > .game-area, .tetris-page .container > .game-area { grid-column: 1; grid-row: 2; margin: 0; align-self: start; }
.pong-page .container > .keyboard-section, .tetris-page .container > .keyboard-section { grid-column: 2; grid-row: 2; margin: 0; align-self: center; }
.pong-page .container > .pong-help { grid-column: 1 / -1; }
@media (max-width: 1050px) {
    .pong-page .container, .tetris-page .container { display: flex; flex-direction: column; gap: 12px; padding: 16px; }
    .pong-page .container > header, .tetris-page .container > header { order: 0; }
    .pong-page .container > .game-area, .tetris-page .container > .game-area { order: 1; align-self: center; }
    .pong-page .container > .keyboard-section, .tetris-page .container > .keyboard-section { order: 2; align-self: stretch; }
    .pong-page .container > .pong-help { order: 3; }
}

.game-overlay[data-state="paused"] .title-screen-keyboard,
.game-overlay[data-state="paused"] .title-screen-hint,
.game-overlay[data-state="paused"] .spacebar-hint,
.game-overlay[data-state="paused"] .name-input-section,
.game-overlay[data-state="result"] .title-screen-keyboard,
.game-overlay[data-state="result"] .title-screen-hint,
.game-overlay[data-state="result"] .spacebar-hint { display: none; }