/**
 * SinoPoems - 诗词内容页专属定制样式
 * 文件: poem-detail.css
 */

/* 诗词主体大卡片 */
.poem-main-card {
    background: var(--card-white);
    border: 1px solid var(--border-line);
    border-radius: 2px;
    padding: 45px 40px;
    box-shadow: 0 4px 20px rgba(42, 33, 18, 0.03);
    position: relative;
}

/* 顶部标题区 */
.poem-header-area {
    text-align: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-line);
}

.poem-hero-title {
    font-family: 'Cinzel', serif;
    font-size: 2.3em;
    margin: 0 0 12px 0;
    font-weight: 700;
    color: var(--ink-black);
    line-height: 1.25;
    letter-spacing: 0.5px;
}

.poem-meta-byline {
    font-size: 0.95em;
    color: var(--text-muted);
    letter-spacing: 0.5px;
    font-style: italic;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
}

.poem-meta-byline strong {
    color: var(--vermilion);
    font-style: normal;
    font-weight: 600;
}

/* 首屏 C 位：英文意译韵律诗卡片 */
.poetic-hero-card {
    background: rgba(150, 47, 47, 0.025);
    border: 1px solid rgba(150, 47, 47, 0.15);
    border-left: 4px solid var(--vermilion);
    padding: 25px 30px;
    margin-bottom: 35px;
    border-radius: 2px;
}

.poetic-hero-text {
    font-size: 1.15em;
    font-style: italic;
    font-weight: 500;
    line-height: 1.75;
    color: #111;
}

/* 双语研习窗 (原诗 + 拼音 vs 文献直译) */
.bilingual-study-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 35px;
    margin: 25px 0;
    padding: 25px 0;
    border-top: 1px solid var(--border-line);
    border-bottom: 1px solid var(--border-line);
}

/* 中文字号收敛为 1.45em，字间距 3px，典雅古风 */
.chinese-original-box {
    font-family: 'Noto Serif SC', serif;
    font-size: 1.45em;
    font-weight: 500;
    letter-spacing: 3px;
    line-height: 1.95;
    color: #000;
    margin-bottom: 20px;
}

/* 逐行拼音盒 */
.pinyin-box {
    font-size: 0.92em;
    color: #6b5e48;
    line-height: 1.85;
    font-style: italic;
    font-family: 'Lora', serif;
    background: rgba(245, 242, 233, 0.45);
    padding: 14px 16px;
    border-radius: 2px;
    border-left: 3px solid var(--border-line);
}

/* 逐行文献直译盒 */
.literal-trans-box {
    font-size: 1.0em;
    color: #2c2c2c;
    line-height: 1.8;
    font-style: italic;
}

/* 5 维学术深度评注容器 */
.cultural-depth-card {
    background: var(--card-white);
    border: 1px solid var(--border-line);
    padding: 35px 35px;
    border-radius: 2px;
}

.cultural-depth-content {
    font-size: 0.98em;
    color: #2f2f2f;
    line-height: 1.8;
}

.cultural-depth-content h4 {
    font-family: 'Cinzel', serif;
    color: var(--vermilion);
    font-size: 1.1em;
    margin: 28px 0 10px 0;
    letter-spacing: 1px;
    border-bottom: 1px dashed var(--border-line);
    padding-bottom: 5px;
}

.cultural-depth-content h4:first-child { margin-top: 0; }
.cultural-depth-content p { margin: 0 0 14px 0; }
.cultural-depth-content strong { color: #000; font-weight: 600; }
.cultural-depth-content ul { padding-left: 20px; margin: 10px 0 18px 0; }
.cultural-depth-content li { margin-bottom: 6px; }

/* 音频录制中心 */
.audio-hub {
    background-color: rgba(245, 242, 233, 0.3);
    border: 1px solid var(--border-line);
    border-radius: 2px;
    padding: 20px;
    margin-top: 25px;
}

.audio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 15px;
}

.audio-card {
    background: #fff;
    padding: 10px 15px;
    border: 1px solid rgba(227, 222, 195, 0.5);
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.audio-version-label {
    font-size: 0.75em;
    color: var(--jade-green);
    text-transform: uppercase;
    font-weight: bold;
}

audio { height: 28px; width: 100%; }

/* 移动端专属微调 */
@media (max-width: 768px) {
    .poem-main-card { padding: 25px 15px; }
    .poem-header-area {
        padding-right: 35px;
        margin-bottom: 20px;
        padding-bottom: 15px;
    }
    .poem-hero-title {
        font-size: 1.65em;
        line-height: 1.2;
        margin-bottom: 8px;
    }
    .poem-meta-byline {
        font-size: 0.85em;
        flex-wrap: wrap;
        gap: 6px;
    }
    .poetic-hero-card { padding: 18px 16px; margin-bottom: 25px; }
    .poetic-hero-text { font-size: 1.05em; line-height: 1.7; }
    .bilingual-study-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        margin: 20px 0;
        padding: 18px 0;
    }
    .chinese-original-box {
        font-size: 1.3em;
        letter-spacing: 2px;
        line-height: 1.8;
    }
    .pinyin-box { font-size: 0.88em; padding: 12px; }
    .literal-trans-box { font-size: 0.95em; }
    .cultural-depth-card { padding: 20px 15px; }
}