/* --- 核心美学变量 (保持高度统一) --- */
:root {
    --primary-text: #1a1a1a;
    --secondary-text: #666;
    --background: #fcfcfc;
    --card-border: #e0e0e0;
    --accent-color: #f3f3f3;
    --focus-color: #333;
}

body {
    font-family: 'Georgia', 'Times New Roman', serif;
    background-color: var(--background);
    color: var(--primary-text);
    margin: 0; padding: 0; line-height: 1.8;
    -webkit-font-smoothing: antialiased;
}
.container { max-width: 850px; margin: 0 auto; padding: 0 25px; }

/* 1. 导航与面包屑 */
header { background-color: white; padding: 20px 0; border-bottom: 1px solid #eee; text-align: center; }
header h1 { margin: 0; font-size: 1.8em; font-weight: 300; letter-spacing: 2px; color: var(--focus-color); }
.breadcrumb { margin: 30px 0; font-size: 0.9em; color: var(--secondary-text); }
.breadcrumb a { color: var(--focus-color); text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }

/* 2. 核心语录展示区 */
.quote-detail-wrapper {
    background: white;
    padding: 60px 50px;
    border: 1px solid var(--card-border);
    border-radius: 16px;
    position: relative;
    box-shadow: 0 4px 20px rgba(0,0,0,0.02);
    margin-bottom: 40px;
}
.quote-detail-wrapper::before {
    content: "“";
    position: absolute;
    top: 20px;
    left: 30px;
    font-size: 10em;
    color: var(--accent-color);
    font-family: serif;
    line-height: 1;
}
.main-quote-text {
    font-size: 1.8em;
    font-weight: 700;
    line-height: 1.5;
    position: relative;
    z-index: 1;
    margin-bottom: 40px;
    color: var(--primary-text);
}

/* 3. 元数据信息表格 (Metadata) */
.meta-info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    border-top: 1px solid #eee;
    padding-top: 30px;
    z-index: 1;
    position: relative;
}
.meta-item {
    display: flex;
    flex-direction: column;
}
.meta-label {
    font-size: 0.75em;
    text-transform: uppercase;
    color: #999;
    letter-spacing: 1px;
    margin-bottom: 5px;
}
.meta-value {
    font-size: 1em;
    color: var(--secondary-text);
    font-weight: 500;
}

/* 4. 操作区 */
.action-bar {
    margin-top: 40px;
    display: flex;
    gap: 15px;
    justify-content: center;
}
.btn {
    padding: 12px 25px;
    border-radius: 30px;
    font-size: 0.9em;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
    display: inline-block;
}
.btn-copy {
    background-color: var(--focus-color);
    color: white;
    border: none;
}
.btn-copy:hover { transform: scale(1.05); }
.btn-back {
    background-color: transparent;
    color: var(--secondary-text);
    border: 1px solid #ddd;
}
.btn-back:hover { background: #f5f5f5; }

/* 5. 背景/上下文内容 */
.quote-context {
    margin-top: 50px;
    padding: 0 20px;
}
.quote-context h3 { font-size: 1.3em; margin-bottom: 15px; }
.quote-context p { color: var(--secondary-text); font-size: 1.05em; margin-bottom: 20px; }

@media (max-width: 600px) {
    .quote-detail-wrapper { padding: 40px 25px; }
    .main-quote-text { font-size: 1.4em; }
    .meta-info-grid { grid-template-columns: 1fr; }
}