/* ============================================
   博客文章页样式
   ============================================ */

/* ---------- 文章 Hero ---------- */
.post-article {
    position: relative;
    z-index: 1;
}

.post-hero {
    position: relative;
    min-height: 50vh;
    display: flex;
    align-items: flex-end;
    padding: 160px 40px 80px;
    overflow: hidden;
}

.post-hero-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, #2d1b3d 0%, #1a1a2e 40%, #0a0a0f 100%);
    z-index: 0;
}

.post-hero-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at 30% 50%, rgba(201, 160, 220, 0.1) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 30%, rgba(232, 160, 191, 0.06) 0%, transparent 50%);
}

.post-hero-bg::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 50%;
    background: linear-gradient(to top, var(--color-bg) 0%, transparent 100%);
}

.post-hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
    width: 100%;
}

.post-back {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    margin-bottom: 32px;
    transition: all 0.3s ease;
}

.post-back:hover {
    color: var(--color-accent-light);
    gap: 12px;
}

.post-category {
    display: inline-block;
    padding: 6px 16px;
    border: 1px solid rgba(201, 160, 220, 0.3);
    border-radius: 50px;
    font-size: 0.8rem;
    color: var(--color-accent-light);
    background: rgba(201, 160, 220, 0.08);
    margin-bottom: 24px;
    letter-spacing: 0.05em;
}

.post-title {
    font-family: var(--font-serif);
    font-size: 3rem;
    font-weight: 500;
    color: var(--color-text);
    line-height: 1.3;
    margin-bottom: 24px;
    letter-spacing: 0.05em;
}

.post-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.post-divider {
    color: var(--color-border);
}

/* ---------- 文章内容区 ---------- */
.post-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 40px 80px;
}

.post-content {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    line-height: 2;
    color: var(--color-text-secondary);
}

.post-content p {
    margin-bottom: 28px;
}

.post-dropcap::first-letter {
    font-size: 3.5rem;
    font-weight: 600;
    float: left;
    line-height: 0.8;
    margin-right: 12px;
    margin-top: 8px;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.post-content h2 {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    font-weight: 500;
    color: var(--color-text);
    margin: 56px 0 24px;
    padding-left: 16px;
    border-left: 3px solid var(--color-accent);
    line-height: 1.4;
}

.post-content h3 {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    font-weight: 500;
    color: var(--color-text);
    margin: 40px 0 20px;
}

.post-content blockquote {
    margin: 32px 0;
    padding: 28px 32px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-left: 3px solid var(--color-accent);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    position: relative;
}

.post-content blockquote p {
    font-style: italic;
    color: var(--color-text);
    margin-bottom: 8px;
    font-size: 1.05rem;
}

.post-content blockquote cite {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    font-style: normal;
    display: block;
    margin-top: 8px;
}

.post-content blockquote cite::before {
    content: '—— ';
}

.post-content hr {
    border: none;
    height: 1px;
    background: var(--color-border);
    margin: 48px 0;
    position: relative;
}

.post-content hr::after {
    content: '❀';
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    background: var(--color-bg);
    padding: 0 16px;
    color: var(--color-accent);
    font-size: 0.9rem;
}

.post-ending {
    font-style: italic;
    color: var(--color-accent-light);
    text-align: center;
    padding: 24px 0;
}

/* ---------- 标签 ---------- */
.post-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 40px 0 32px;
    padding-top: 32px;
    border-top: 1px solid var(--color-border);
}

.post-tag {
    padding: 6px 16px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 50px;
    font-size: 0.8rem;
    color: var(--color-text-secondary);
    transition: all 0.3s ease;
    font-family: var(--font-sans);
}

.post-tag:hover {
    border-color: var(--color-accent);
    color: var(--color-accent-light);
    background: rgba(201, 160, 220, 0.06);
}

/* ---------- 分享 ---------- */
.post-share {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 24px 0;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.share-link {
    color: var(--color-accent);
    transition: color 0.3s ease;
    font-size: 0.85rem;
}

.share-link:hover {
    color: var(--color-accent-light);
}

/* ---------- 文章导航 ---------- */
.post-nav {
    margin-top: 64px;
    padding-top: 32px;
    border-top: 1px solid var(--color-border);
    display: flex;
    justify-content: flex-end;
    font-family: var(--font-sans);
}

.post-nav-link {
    display: flex;
    flex-direction: column;
    gap: 4px;
    transition: all 0.3s ease;
}

.post-nav-link:hover {
    transform: translateX(4px);
}

.post-nav-link.prev {
    text-align: left;
}

.post-nav-link.next {
    text-align: right;
}

.post-nav-label {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    letter-spacing: 0.05em;
}

.post-nav-title {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    color: var(--color-text);
    transition: color 0.3s ease;
}

.post-nav-link:hover .post-nav-title {
    color: var(--color-accent-light);
}

/* ---------- 响应式 ---------- */
@media (max-width: 768px) {
    .post-hero {
        padding: 120px 24px 60px;
        min-height: 40vh;
    }

    .post-title {
        font-size: 2rem;
    }

    .post-container {
        padding: 0 24px 60px;
    }

    .post-content {
        font-size: 1rem;
        line-height: 1.9;
    }

    .post-content h2 {
        font-size: 1.4rem;
        margin: 40px 0 20px;
    }

    .post-content blockquote {
        padding: 20px 24px;
        margin: 24px 0;
    }

    .post-dropcap::first-letter {
        font-size: 2.8rem;
    }
}