/* ============================================
   美文赏析 · 样式
   主视觉：美文本身突出；翻译低对比辅助
   ============================================ */

:root {
    --essay-bg: #faf7f2;
    --essay-ink: #2c2a24;
    --essay-ink-light: #6b655d;
    --essay-accent: #8b6f3d;
    --essay-accent-soft: #d4bc8b;
    --essay-card: #ffffff;
    --essay-border: #ecdfc6;
    --essay-highlight: #fff3cd;
    --essay-success: #3a8a5c;
    --essay-error: #c4564f;
    --essay-font-serif: Georgia, 'Times New Roman', 'Noto Serif SC', serif;
    --essay-font-sans: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

* { box-sizing: border-box; }

body.essay-body {
    margin: 0;
    padding: 0;
    background: var(--essay-bg);
    color: var(--essay-ink);
    font-family: var(--essay-font-sans);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

/* ---- Nav ---- */
.essay-nav {
    position: sticky;
    top: 0;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 20px;
    background: rgba(250, 247, 242, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--essay-border);
}
.back-link {
    color: var(--essay-ink);
    text-decoration: none;
    font-size: 15px;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}
.back-link:hover { color: var(--essay-accent); }
.points-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: 999px;
    background: var(--essay-accent);
    color: #fff;
    font-size: 13px;
    font-weight: 600;
}

/* ---- Page container ---- */
.essay-page {
    max-width: 720px;
    margin: 0 auto;
    padding: 32px 20px 80px;
}

/* ---- Hero ---- */
.essay-hero {
    padding: 40px 0 48px;
    text-align: center;
    border-bottom: 1px solid var(--essay-border);
    margin-bottom: 56px;
}
.hero-genre {
    font-size: 12px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--essay-accent);
    margin-bottom: 12px;
}
.hero-title {
    font-family: var(--essay-font-serif);
    font-size: 40px;
    font-weight: 400;
    line-height: 1.2;
    margin: 0 0 16px;
    color: var(--essay-ink);
    letter-spacing: -0.02em;
}
.hero-meta {
    font-size: 15px;
    color: var(--essay-ink-light);
    margin-bottom: 24px;
    font-style: italic;
}
.hero-dot { margin: 0 8px; }
.hero-intro {
    font-size: 15px;
    color: var(--essay-ink-light);
    max-width: 560px;
    margin: 0 auto;
    line-height: 1.75;
}

/* ---- Section common ---- */
.essay-section {
    margin-bottom: 64px;
    scroll-margin-top: 72px;
}
.section-head {
    display: flex;
    align-items: baseline;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 24px;
    padding-bottom: 12px;
    border-bottom: 1px dashed var(--essay-border);
}
.section-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--essay-accent);
    color: #fff;
    font-size: 13px;
    font-weight: 700;
    flex-shrink: 0;
    align-self: center;
}
.section-title {
    font-family: var(--essay-font-serif);
    font-size: 22px;
    font-weight: 600;
    margin: 0;
    color: var(--essay-ink);
}
.section-sub {
    width: 100%;
    font-size: 13px;
    color: var(--essay-ink-light);
    margin: 4px 0 0 40px;
}

/* ---- 1. Vocab ---- */
.vocab-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 12px;
}
.vocab-card {
    background: var(--essay-card);
    border: 1px solid var(--essay-border);
    border-radius: 10px;
    padding: 14px 16px;
    transition: all 0.2s;
}
.vocab-card:hover {
    border-color: var(--essay-accent-soft);
    transform: translateY(-1px);
}
.vocab-head {
    display: flex;
    align-items: baseline;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 6px;
}
.vocab-word {
    font-family: var(--essay-font-serif);
    font-size: 20px;
    font-weight: 600;
    color: var(--essay-ink);
}
.vocab-phonetic {
    font-size: 13px;
    color: var(--essay-ink-light);
    font-family: var(--essay-font-serif);
}
.vocab-meaning {
    font-size: 14px;
    color: var(--essay-ink);
    line-height: 1.5;
}
.vocab-pos {
    display: inline-block;
    font-size: 11px;
    padding: 1px 6px;
    margin-right: 6px;
    background: var(--essay-highlight);
    border-radius: 4px;
    color: var(--essay-accent);
    font-style: italic;
}
.vocab-example {
    margin-top: 8px;
    padding-top: 8px;
    border-top: 1px dashed var(--essay-border);
    font-family: var(--essay-font-serif);
    font-style: italic;
    font-size: 13px;
    color: var(--essay-ink-light);
}

/* ---- 2. Reading ---- */
.reading-player {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
    padding: 14px 18px;
    background: var(--essay-card);
    border: 1px solid var(--essay-border);
    border-radius: 999px;
    margin-bottom: 32px;
}
.play-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--essay-accent);
    color: #fff;
    border: none;
    border-radius: 999px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}
.play-btn:hover:not(:disabled) { background: #6e582f; }
.play-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    background: #aaa;
}
.play-btn i { font-size: 18px; }
.play-rate {
    display: flex;
    gap: 4px;
}
.rate-btn {
    padding: 4px 10px;
    background: transparent;
    border: 1px solid var(--essay-border);
    border-radius: 999px;
    font-size: 12px;
    color: var(--essay-ink-light);
    cursor: pointer;
}
.rate-btn.active {
    background: var(--essay-accent);
    color: #fff;
    border-color: var(--essay-accent);
}

.poem-body {
    padding: 0 0;
}
.stanza {
    margin-bottom: 32px;
}
.poem-line {
    margin-bottom: 16px;
    padding: 4px 8px;
    margin-left: -8px;
    margin-right: -8px;
    border-radius: 6px;
    transition: background 0.15s;
}
.poem-line:hover {
    background: rgba(212, 188, 139, 0.15);
}
.player-hint {
    width: 100%;
    font-size: 12px;
    color: var(--essay-ink-light);
    margin-top: 4px;
    padding-left: 4px;
    font-style: italic;
}
.line-en {
    font-family: var(--essay-font-serif);
    font-size: 21px;
    line-height: 1.7;
    color: var(--essay-ink);
    transition: background 0.2s;
}
.line-en.active {
    background: var(--essay-highlight);
    border-radius: 4px;
    padding: 2px 4px;
    margin: -2px -4px;
}
.line-zh {
    margin-top: 2px;
    font-size: 13px;
    color: var(--essay-ink-light);
    opacity: 0.7;
}
.line-en .word {
    border-radius: 3px;
    transition: background-color 0.18s ease-out, box-shadow 0.18s ease-out;
}
.word-active {
    /* 背景色 + 同色 box-shadow 模拟 padding：视觉上有呼吸感，但不占布局空间，相邻词不抖 */
    background: rgba(212, 188, 139, 0.45);
    box-shadow: 0 0 0 3px rgba(212, 188, 139, 0.45);
}

/* ---- Mini Player · 浮动播放控制条（竖向排版，减少文字遮挡） ---- */
.mini-player {
    position: fixed;
    right: 12px;
    bottom: 16px;
    z-index: 100;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 8px 6px;
    background: var(--essay-card);
    border: 1px solid var(--essay-border);
    border-radius: 28px;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
    opacity: 0;
    transform: translateY(16px);
    pointer-events: none;
    transition: opacity 0.22s ease-out, transform 0.22s ease-out;
}
.mini-player.show {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}
.mini-play-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--essay-accent);
    color: #fff;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
}
.mini-play-btn:hover {
    filter: brightness(1.08);
}
.mini-rate {
    display: flex;
    flex-direction: column;
    gap: 4px;
    width: 100%;
    padding: 0 2px;
}
.mini-rate-btn {
    background: transparent;
    border: 1px solid var(--essay-border);
    color: var(--essay-ink-light);
    font-size: 11px;
    border-radius: 10px;
    padding: 3px 6px;
    cursor: pointer;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
    white-space: nowrap;
}
.mini-rate-btn.active {
    background: var(--essay-accent);
    color: #fff;
    border-color: var(--essay-accent);
}
@media (max-width: 720px) {
    .mini-player {
        right: 8px;
        bottom: 12px;
        padding: 6px 5px;
    }
    .mini-play-btn { width: 36px; height: 36px; font-size: 16px; }
    .mini-rate-btn { font-size: 10px; padding: 2px 5px; border-radius: 8px; }
}

/* ---- 3. Quiz ---- */
.quiz-item {
    background: var(--essay-card);
    border: 1px solid var(--essay-border);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 14px;
}
.quiz-q {
    font-size: 15px;
    line-height: 1.6;
    margin-bottom: 14px;
    color: var(--essay-ink);
}
.quiz-q-num {
    display: inline-block;
    font-weight: 700;
    color: var(--essay-accent);
    margin-right: 6px;
}
.quiz-options {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.quiz-opt {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 10px 14px;
    background: var(--essay-bg);
    border: 1px solid var(--essay-border);
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    line-height: 1.5;
    transition: all 0.15s;
}
.quiz-opt:hover { border-color: var(--essay-accent-soft); }
.quiz-opt.selected {
    background: #fff6e1;
    border-color: var(--essay-accent);
}
.quiz-opt.correct {
    background: #e4f5ea;
    border-color: var(--essay-success);
    color: var(--essay-success);
}
.quiz-opt.wrong {
    background: #fbe5e3;
    border-color: var(--essay-error);
    color: var(--essay-error);
}
.quiz-opt-letter {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: #fff;
    border: 1px solid var(--essay-border);
    font-size: 12px;
    font-weight: 600;
    flex-shrink: 0;
}
.quiz-opt.correct .quiz-opt-letter { background: var(--essay-success); color: #fff; border-color: var(--essay-success); }
.quiz-opt.wrong .quiz-opt-letter { background: var(--essay-error); color: #fff; border-color: var(--essay-error); }

.quiz-fill-input {
    width: 200px;
    padding: 10px 14px;
    border: 1px solid var(--essay-border);
    border-radius: 8px;
    font-size: 15px;
    font-family: var(--essay-font-serif);
    background: var(--essay-bg);
}
.quiz-fill-input:focus {
    outline: none;
    border-color: var(--essay-accent);
    background: #fff;
}
.quiz-fill-input.correct { border-color: var(--essay-success); background: #e4f5ea; }
.quiz-fill-input.wrong { border-color: var(--essay-error); background: #fbe5e3; }

.quiz-submit {
    margin-top: 12px;
    padding: 8px 18px;
    background: var(--essay-accent);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    cursor: pointer;
}
.quiz-submit:disabled { opacity: 0.4; cursor: not-allowed; }

.quiz-feedback {
    margin-top: 12px;
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 13px;
    line-height: 1.5;
    background: var(--essay-highlight);
    color: var(--essay-ink);
}
.quiz-feedback.correct { background: #e4f5ea; color: #2a6b44; }
.quiz-feedback.wrong { background: #fbe5e3; color: #8b3d38; }

.quiz-summary {
    margin-top: 24px;
    padding: 20px;
    text-align: center;
    background: var(--essay-card);
    border: 2px solid var(--essay-accent);
    border-radius: 12px;
}
.summary-score {
    font-size: 17px;
    margin-bottom: 14px;
}
.summary-score strong {
    font-size: 28px;
    color: var(--essay-accent);
    font-family: var(--essay-font-serif);
}

/* ---- 4. Speech ---- */
.speech-item {
    background: var(--essay-card);
    border: 1px solid var(--essay-border);
    border-radius: 12px;
    padding: 18px;
    margin-bottom: 12px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.speech-sent {
    font-family: var(--essay-font-serif);
    font-size: 18px;
    line-height: 1.6;
    color: var(--essay-ink);
}
.speech-tip {
    font-size: 12px;
    color: var(--essay-ink-light);
}
.speech-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}
.rec-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: var(--essay-accent);
    color: #fff;
    border: none;
    border-radius: 999px;
    font-size: 13px;
    cursor: pointer;
}
.rec-btn.recording {
    background: var(--essay-error);
    animation: pulse 1.2s infinite;
}
@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(196,86,79,0.4); }
    50%      { box-shadow: 0 0 0 8px rgba(196,86,79,0); }
}
.rec-btn:disabled { opacity: 0.5; cursor: not-allowed; }
.speech-score {
    display: none;
    font-size: 14px;
    width: 100%;
}
.speech-score.show {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 4px;
}
.speech-score .score-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}
.score-pill {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 12px;
    background: #e4f5ea;
    color: #2a6b44;
}
.score-pill.mid { background: #fff3cd; color: #8b6f2f; }
.score-pill.low { background: #fbe5e3; color: #8b3d38; }
.score-dim {
    font-size: 12px;
    color: var(--essay-ink-light);
}

/* 逐词反馈（美文跟读专用，浅色主题） */
.speech-score .word-feedback {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}
.speech-score .word-chip {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    padding: 3px 8px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 500;
    line-height: 1.2;
    background: rgba(58, 138, 92, 0.12);
    color: var(--essay-success);
}
.speech-score .word-chip .word-score {
    font-size: 10px;
    opacity: 0.75;
    margin-top: 1px;
}
.speech-score .word-chip.perfect { background: rgba(58, 138, 92, 0.12); color: var(--essay-success); }
.speech-score .word-chip.good    { background: rgba(168, 113, 48, 0.15); color: #a87130; }
.speech-score .word-chip.bad     {
    background: rgba(196, 86, 79, 0.15);
    color: var(--essay-error);
    text-decoration: underline wavy;
    text-underline-offset: 2px;
}
.speech-score .word-chip.missed  {
    background: rgba(107, 101, 93, 0.10);
    color: var(--essay-ink-light);
    text-decoration: line-through;
}

/* ---- Raffle ---- */
.raffle-mask {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
}
/* display:flex 会覆盖 hidden 属性，显式让出优先级 */
.raffle-mask[hidden] { display: none; }
.raffle-dialog {
    background: #fff;
    border-radius: 16px;
    padding: 28px;
    max-width: 360px;
    width: calc(100% - 40px);
    text-align: center;
}
.raffle-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 16px;
}
.raffle-result {
    font-size: 17px;
    line-height: 1.6;
    min-height: 60px;
    padding: 16px;
    background: var(--essay-bg);
    border-radius: 10px;
    margin-bottom: 16px;
}
.raffle-actions {
    display: flex;
    gap: 10px;
    justify-content: center;
}
.btn-primary, .btn-secondary {
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    cursor: pointer;
    font-weight: 500;
}
.btn-primary {
    background: var(--essay-accent);
    color: #fff;
}
.btn-primary:disabled { opacity: 0.4; cursor: not-allowed; }
.btn-secondary {
    background: var(--essay-bg);
    color: var(--essay-ink);
    border: 1px solid var(--essay-border);
}

/* ---- Speech toast ---- */
.speech-toast {
    position: fixed;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 50;
}
.toast-inner {
    padding: 10px 20px;
    background: rgba(44,42,36,0.92);
    color: #fff;
    border-radius: 999px;
    font-size: 13px;
}

/* ---- Mobile ---- */
@media (max-width: 600px) {
    .essay-page { padding: 20px 16px 60px; }
    .essay-hero { padding: 24px 0 32px; margin-bottom: 36px; }
    .hero-title { font-size: 30px; }
    .hero-intro { font-size: 14px; }
    .essay-section { margin-bottom: 48px; }
    .section-title { font-size: 19px; }
    .section-sub { margin-left: 0; }
    .vocab-grid { grid-template-columns: 1fr; }
    .line-en { font-size: 18px; }
    .line-zh { font-size: 12px; }
    .reading-player { border-radius: 16px; }
}