:root {
    --bg: #fff;
    --surface: #f7e1ce;
    --border: #f7e1ce;
    --accent: #fec18a;
    --accent2: #cf3c3c;
    --text: #000;
    --muted: #6b6b7a;
    --success: #6ed472;
    --danger: #ff978a;
    --top-margin: 120px;
}

h1 {
    font-family: "Noto Serif JP", serif;
    font-size: clamp(1.4rem, 4vw, 2rem);
    letter-spacing: 0.15em;
    color: var(--accent);
    text-align: center;
    margin-bottom: 6px;
}

.title-translation {
    font-size: clamp(1.4rem, 4vw, 2rem);
    color: var(--accent);
    text-align: center;
}

.subtitle {
    color: var(--muted);
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    text-align: center;
    margin-bottom: 32px;
}

#setup {
    margin-top: var(--top-margin);
    width: 100%;
    max-width: 1000px;
    /*max-width: 680px;*/
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.section-label {
    font-size: 0.65rem;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 10px;
}

.script-toggle {
    display: flex;
    gap: 8px;
    margin-bottom: 18px;
}

.script-btn {
    flex: 1;
    padding: 10px;
    /*background: var(--surface);*/
    background-color: #f4f4f4;
    border: 1px solid var(--border);
    color: black;
    font-family: "Space Mono", monospace;
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    cursor: pointer;
    transition: all 0.2s;
}

.script-btn.active {
    background: var(--border);
    color: black;
    border-color: var(--border);
    /*font-weight: 700;*/
}

.rows-grids {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 50px;
}

.main-rows-grid {
    display: grid;
    /* grid-template-columns: repeat(auto-fill, minmax(90px, 1fr)); */
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
}

.dakuten-rows-grid {
    display: grid;
    grid-template-columns: 1fr;
    /* grid-template-columns: repeat(auto-fill, minmax(90px, 1fr)); */
    gap: 8px;
}

.rows-grids {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 50px;
}

.main-section p,
.dakuten-section p {
    text-align: center;
    font-size: 0.65rem;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--muted);
    margin: 0 0 10px 0;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}
.main-rows-grid {
    display: grid;
    /* grid-template-columns: repeat(auto-fill, minmax(90px, 1fr)); */
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
}

.row-btn {
    padding: 10px 6px;
    background: #f4f4f4;
    border: 2px solid var(--border);
    color: var(--text);
    font-family: "Noto Sans JP", serif;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.15s;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3px;
}

.row-btn span.romaji {
    font-family: "Space Mono", monospace;
    font-size: 0.55rem;
    color: var(--muted);
    letter-spacing: 0.1em;
}

.row-btn.selected {
    border-color: var(--border);
    background-color: var(--border);
    color: black;
}

.controls-row {
    display: flex;
    gap: 12px;
    align-items: stretch;
    flex-wrap: wrap;
}

.time-select {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--muted);
    font-size: 0.72rem;
    letter-spacing: 0.1em;
    /*height: 100%;*/
}

.time-select select {
    background: var(--surface);
    border: 1px solid var(--border);
    color: var(--text);
    font-family: "Space Mono", monospace;
    font-size: 0.75rem;
    padding: 8px 10px;
    cursor: pointer;
    height: 100%;
}

.btn-primary {
    flex: 1;
    min-width: 140px;
    padding: 14px 20px;
    background: var(--border);
    color: black;
    border: 1px solid #f4f4f4;
    border-color: var(--accent);
    font-family: "Space Mono", monospace;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-primary:disabled {
    opacity: 0.35;
    cursor: not-allowed;
    /*pointer-events: none;*/
}

.btn-primary:hover {
    /*filter: brightness(1.1);*/
    border: 1px solid var(--accent);
    background-color: #f4f4f4;
}

.select-shortcuts {
    display: flex;
    gap: 8px;
}

.btn-ghost {
    padding: 8px 12px;
    background: transparent;
    border: 1px solid var(--border);
    color: var(--muted);
    font-family: "Space Mono", monospace;
    font-size: 0.65rem;
    letter-spacing: 0.1em;
    cursor: pointer;
    transition: all 0.15s;
}

.btn-ghost:hover {
    border-color: var(--accent);
    color: var(--accent);
}

/* QUIZ */
#quiz {
    display: none;
    flex-direction: column;
    align-items: center;
    gap: 0;
    width: 100%;
    max-width: 480px;
    margin-top: var(--top-margin);
    min-height: 100vh;
}

.quiz-meta {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    font-size: 0.68rem;
    letter-spacing: 0.15em;
    color: var(--muted);
}

.score-display {
    color: var(--text);
}

.score-display .hit {
    color: var(--success);
}

.score-display .miss {
    color: var(--danger);
}

/* timer arc */
.timer-wrap {
    position: relative;
    width: 64px;
    height: 64px;
}

.timer-svg {
    transform: rotate(-90deg);
}

.timer-track {
    fill: none;
    stroke: var(--border);
    stroke-width: 4;
}

.timer-arc {
    fill: none;
    stroke: black;
    stroke-width: 4;
    stroke-linecap: round;
    transition:
        stroke-dashoffset 0.1s linear,
        stroke 0.2s;
}

.timer-num {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    font-weight: 700;
    /*color: var(--accent);*/
    color: black;
}

.kana-card {
    width: 100%;
    background: #f4f4f4;
    border: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 48px 32px 40px;
    margin-bottom: 20px;
    position: relative;
    overflow: hidden;
}

/*.kana-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
    opacity: 0;
    transition: opacity 0.3s;
}

.kana-card.active::before {
    opacity: 1;
}*/

.kana-char {
    font-family: "Noto Sans JP", sans-serif;
    font-size: clamp(5rem, 18vw, 9rem);
    line-height: 1;
    color: var(--text);
    transition:
        transform 0.15s,
        opacity 0.15s;
    user-select: none;
}

.kana-char.animate-in {
    animation: charIn 0.25s ease forwards;
}

@keyframes charIn {
    from {
        transform: translateY(-16px) scale(0.8);
        opacity: 0;
    }

    to {
        transform: translateY(0) scale(1);
        opacity: 1;
    }
}

.feedback-badge {
    height: 24px;
    margin-top: 12px;
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    font-weight: 700;
    text-transform: uppercase;
    opacity: 0;
    transition: opacity 0.2s;
}

.feedback-badge.show {
    opacity: 1;
}

.feedback-badge.correct {
    color: var(--success);
}

.feedback-badge.wrong {
    color: var(--danger);
}

.feedback-badge.timeout {
    color: var(--muted);
}

.answer-area {
    width: 100%;
    display: flex;
    gap: 10px;
    margin-bottom: 16px;
}

#answer-input {
    flex: 1;
    background: #f4f4f4;
    border: 1px solid var(--border);
    color: var(--text);
    font-family: "Space Mono", monospace;
    font-size: 1.1rem;
    padding: 14px 16px;
    outline: none;
    transition: border-color 0.15s;
    letter-spacing: 0.1em;
}

#answer-input:focus {
    border-color: var(--accent);
}

#answer-input.correct {
    border-color: var(--success);
}

#answer-input.wrong {
    border-color: var(--danger);
}

.btn-submit {
    padding: 14px 20px;
    background: var(--accent);
    color: var(--bg);
    border: none;
    font-family: "Space Mono", monospace;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    cursor: pointer;
    transition: filter 0.15s;
}

.btn-submit:hover {
    filter: brightness(1.1);
}

.progress-bar-wrap {
    width: 100%;
    height: 3px;
    background: var(--border);
    margin-bottom: 20px;
}

.progress-bar {
    height: 100%;
    background: var(--accent);
    transition: width 0.3s;
}

.btn-quit {
    background: transparent;
    border: none;
    color: var(--muted);
    font-family: "Space Mono", monospace;
    font-size: 0.65rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    cursor: pointer;
    transition: color 0.15s;
}

.btn-quit:hover {
    color: var(--danger);
}

/* ── RESULTS SCREEN ── */
#results {
    display: none;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    width: 100%;
    min-height: 100vh;
    max-width: 100vh;
    margin-top: var(--top-margin);
}

.results-header {
    text-align: center;
}

.big-score {
    font-family: "Noto Sans JP", sans-serif;
    font-size: clamp(3rem, 12vw, 5rem);
    color: var(--accent);
    line-height: 1;
}

.big-score-label {
    font-size: 0.65rem;
    letter-spacing: 0.25em;
    color: var(--muted);
    text-transform: uppercase;
    margin-top: 4px;
}

.result-stats {
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 1px;
    /*background: var(--border);*/
    border: 1px solid var(--border);
}

.stat-box {
    /*background: var(--surface);*/
    /*border: 1px solid var(--accent);*/
    padding: 18px 12px;
    text-align: center;
}

.stat-val {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.stat-val.green {
    color: var(--success);
}

.stat-val.red {
    color: var(--danger);
}

.stat-val.muted {
    color: var(--muted);
}

.stat-lbl {
    font-size: 0.6rem;
    letter-spacing: 0.15em;
    color: var(--muted);
    text-transform: uppercase;
}

.mistakes-list {
    width: 100%;
    /*background: var();*/
    border: 1px solid var(--border);
    max-height: 220px;
    overflow-y: auto;
}

.mistakes-list-header {
    padding: 10px 16px;
    font-size: 0.62rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--muted);
    border-bottom: 1px solid var(--border);
}

.mistake-row {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 10px 16px;
    border-bottom: 1px solid var(--border);
    font-size: 0.78rem;
}

.mistake-row:last-child {
    border-bottom: none;
}

.mistake-kana {
    font-family: "Noto Serif JP", serif;
    font-size: 1.4rem;
    min-width: 36px;
}

.mistake-correct {
    color: var(--success);
}

.mistake-yours {
    color: var(--danger);
    margin-left: auto;
    font-size: 0.68rem;
}

.no-mistakes {
    padding: 20px;
    text-align: center;
    color: var(--success);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
}

.results-btns {
    display: flex;
    gap: 10px;
    width: 100%;
}

main {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 50px;
}