/* ============================================
   侧边栏导航
   ============================================ */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: 220px;
    height: 100vh;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    padding: 1.5rem 1rem;
    background: var(--navbar-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-right: 1px solid var(--border);
    transition: transform 0.35s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.sidebar-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.3rem;
    font-weight: 700;
    padding: 0.5rem 0.8rem 1.5rem;
    border-bottom: 1px solid var(--border);
    margin-bottom: 1rem;
}

.logo-icon {
    color: var(--accent);
    animation: logoSpin 4s linear infinite;
    display: inline-block;
    font-size: 1.1rem;
}

@keyframes logoSpin {
    to { transform: rotate(360deg); }
}

.logo-text {
    background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.sidebar-nav {
    flex: 1;
    overflow-y: auto;
}

.sidebar-nav ul {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.sidebar-nav li a {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    padding: 0.7rem 0.9rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
    border-radius: 8px;
    position: relative;
    transition: all 0.3s ease;
}

.sidebar-nav li a:hover {
    color: var(--accent);
    background: var(--card-bg);
    transform: translateX(4px);
}

.sidebar-nav li.active a {
    color: var(--accent);
    background: var(--card-bg);
}

.sidebar-nav li.active a::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 60%;
    background: linear-gradient(180deg, var(--accent), var(--accent-secondary));
    border-radius: 0 3px 3px 0;
}

/* 二阶折叠菜单 */
.sidebar-nav .has-submenu > a {
    cursor: pointer;
}

.submenu-arrow {
    margin-left: auto;
    font-size: 0.7rem;
    transition: transform 0.3s ease;
    opacity: 0.6;
}

.has-submenu.open .submenu-arrow {
    transform: rotate(90deg);
}

.submenu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
}

.has-submenu.open .submenu {
    max-height: 300px;
}

.submenu li a {
    padding-left: 2.5rem;
    font-size: 0.85rem;
    opacity: 0.8;
}

.submenu li a::before {
    content: '·';
    position: absolute;
    left: 1.2rem;
    color: var(--accent);
    font-weight: bold;
}

.nav-icon {
    width: 18px;
    text-align: center;
    font-size: 0.95rem;
    opacity: 0.8;
}

.sidebar-tool {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}

.sidebar-tool-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
}

.weather-info {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    font-size: 0.8rem;
    color: var(--text-secondary);
    padding: 0.5rem 0.6rem;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    transition: all 0.3s ease;
    text-align: center;
}

.weather-info:hover {
    border-color: var(--accent);
}

.weather-icon {
    color: var(--accent);
}

/* 侧边栏切换按钮（移动端） */
.sidebar-toggle {
    display: none;
    position: fixed;
    top: 1rem;
    left: 1rem;
    z-index: 1100;
    width: 42px;
    height: 42px;
    border-radius: 10px;
    background: var(--navbar-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border);
    color: var(--text-primary);
    font-size: 1.2rem;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.sidebar-toggle:hover {
    border-color: var(--accent);
    color: var(--accent);
}

/* 移动端遮罩 */
.sidebar-mask {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    z-index: 999;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.sidebar-mask.show {
    opacity: 1;
}

/* ============================================
   首页 Hero
   ============================================ */
.hero-section {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 4rem 2rem;
}

.hero-avatar-wrap {
    position: relative;
    margin-bottom: 2rem;
}

.hero-avatar {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.avatar-ring {
    position: absolute;
    top: -6px;
    left: -6px;
    right: -6px;
    bottom: -6px;
    border-radius: 50%;
    border: 2px solid transparent;
    background: linear-gradient(135deg, var(--accent), var(--accent-secondary)) border-box;
    -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    animation: avatarRotate 6s linear infinite;
}

@keyframes avatarRotate {
    to { transform: rotate(360deg); }
}

.avatar-core {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    font-weight: 700;
    color: #fff;
    box-shadow: 0 0 40px var(--accent-glow);
    overflow: hidden;
}

.avatar-core img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

.avatar-status {
    position: absolute;
    bottom: 5px;
    right: 5px;
    display: flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.2rem 0.6rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #10b981;
    box-shadow: 0 0 8px #10b981;
    animation: statusPulse 2s ease-in-out infinite;
}

@keyframes statusPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.hero-name {
    font-size: 3.2rem;
    font-weight: 800;
    letter-spacing: 4px;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.name-text {
    background: linear-gradient(135deg, var(--accent), var(--accent-secondary), var(--accent));
    background-size: 200% auto;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradientShift 4s ease infinite;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% center; }
    50% { background-position: 100% center; }
}

.hero-desc {
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    min-height: 28px;
    letter-spacing: 1px;
}

.hero-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
    margin-bottom: 2.5rem;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.meta-icon {
    color: var(--accent);
}

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

.hero-btn-group {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
    margin-bottom: 4rem;
}

.hero-scroll-hint {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-muted);
    font-size: 0.8rem;
    letter-spacing: 2px;
}

/* ============================================
   首页快速导航
   ============================================ */
.quick-section {
    max-width: 1200px;
    margin: 0 auto;
    padding: 4rem 2rem;
}

.section-title {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 2.5rem;
}

.title-line {
    width: 60px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent));
}

.title-line:last-child {
    background: linear-gradient(90deg, var(--accent), transparent);
}

.quick-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
}

.quick-card {
    display: block;
    padding: 2rem;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    backdrop-filter: blur(12px);
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.quick-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--accent), var(--accent-secondary));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.quick-card:hover {
    transform: translateY(-6px);
    border-color: var(--border-hover);
    box-shadow: 0 12px 40px var(--accent-glow);
}

.quick-card:hover::before {
    transform: scaleX(1);
}

.quick-icon {
    font-size: 2rem;
    color: var(--accent);
    margin-bottom: 1rem;
}

.quick-card h3 {
    font-size: 1.2rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.quick-card p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.quick-arrow {
    color: var(--accent);
    font-size: 0.9rem;
    opacity: 0;
    transform: translateX(-10px);
    transition: all 0.3s ease;
}

.quick-card:hover .quick-arrow {
    opacity: 1;
    transform: translateX(0);
}

/* ============================================
   关于我页面
   ============================================ */
.about-layout {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 2rem;
    align-items: start;
}

.about-side {
    position: sticky;
    top: 100px;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.profile-card {
    text-align: center;
}

.profile-avatar {
    width: 100px;
    height: 100px;
    margin: 0 auto 1rem;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.profile-avatar .avatar-core {
    font-size: 1.8rem;
}

.profile-avatar .avatar-core img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.profile-name {
    font-size: 1.4rem;
    color: var(--text-primary);
    margin-bottom: 0.3rem;
}

.profile-role {
    font-size: 0.9rem;
    color: var(--accent);
    margin-bottom: 1.5rem;
}

.profile-stats {
    display: flex;
    justify-content: space-around;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.info-list li {
    display: flex;
    justify-content: space-between;
    padding: 0.6rem 0;
    border-bottom: 1px solid var(--border);
    font-size: 0.9rem;
}

.info-list li:last-child {
    border-bottom: none;
}

.info-label {
    color: var(--text-muted);
}

.info-value {
    color: var(--text-primary);
}

.about-main {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

/* 技能标签 */
.skill-group {
    margin-bottom: 1.2rem;
}

.skill-group:last-child {
    margin-bottom: 0;
}

.skill-label {
    display: block;
    font-size: 0.85rem;
    color: var(--accent);
    margin-bottom: 0.6rem;
    font-weight: 500;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.skill-tag {
    padding: 0.3rem 0.8rem;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 16px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    transition: all 0.3s ease;
}

.skill-tag:hover {
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-2px);
}

/* 时间线 */
.timeline {
    position: relative;
    padding-left: 1.5rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 5px;
    top: 5px;
    bottom: 5px;
    width: 1px;
    background: linear-gradient(180deg, var(--accent), var(--accent-secondary), transparent);
}

.timeline-item {
    position: relative;
    padding-bottom: 1.5rem;
}

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-dot {
    position: absolute;
    left: -1.5rem;
    top: 6px;
    width: 11px;
    height: 11px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 10px var(--accent-glow);
}

.timeline-date {
    font-size: 0.8rem;
    color: var(--accent);
    margin-bottom: 0.3rem;
}

.timeline-content h4 {
    font-size: 1rem;
    color: var(--text-primary);
    margin-bottom: 0.3rem;
}

.timeline-content p {
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* ============================================
   作品页面
   ============================================ */
.filter-bar {
    display: flex;
    justify-content: center;
    gap: 0.8rem;
    margin-bottom: 2.5rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.5rem 1.3rem;
    border: 1px solid var(--border);
    border-radius: 20px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    background: var(--card-bg);
    cursor: pointer;
    transition: all 0.3s ease;
}

.filter-btn:hover,
.filter-btn.active {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-glow);
}

.works-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
}

.work-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    backdrop-filter: blur(12px);
    transition: all 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.work-card:hover {
    transform: translateY(-6px);
    border-color: var(--border-hover);
    box-shadow: 0 16px 48px var(--accent-glow);
}

.work-card.hide {
    display: none;
}

.work-cover {
    position: relative;
    height: 180px;
    overflow: hidden;
}

.cover-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
}

.cover-1 { background: linear-gradient(135deg, #0ea5e9, #7b2cbf); color: #fff; }
.cover-2 { background: linear-gradient(135deg, #10b981, #06b6d4); color: #fff; }
.cover-3 { background: linear-gradient(135deg, #f59e0b, #ef4444); color: #fff; }
.cover-4 { background: linear-gradient(135deg, #8b5cf6, #ec4899); color: #fff; }
.cover-5 { background: linear-gradient(135deg, #06b6d4, #3b82f6); color: #fff; }
.cover-6 { background: linear-gradient(135deg, #7b2cbf, #00d4ff); color: #fff; }

.work-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.work-card:hover .work-overlay {
    opacity: 1;
}

.work-link {
    padding: 0.6rem 1.5rem;
    border: 1px solid #fff;
    border-radius: 20px;
    color: #fff;
    font-size: 0.85rem;
    transition: all 0.3s ease;
}

.work-link:hover {
    background: #fff;
    color: #000;
}

.work-info {
    padding: 1.3rem;
}

.work-title {
    font-size: 1.1rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.work-desc {
    font-size: 0.88rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.work-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.work-tags span {
    padding: 0.2rem 0.6rem;
    background: var(--card-bg-hover);
    border-radius: 10px;
    font-size: 0.75rem;
    color: var(--accent);
}

/* ============================================
   博客页面
   ============================================ */
.blog-layout {
    display: grid;
    grid-template-columns: 1fr 280px;
    gap: 2rem;
    align-items: start;
}

.blog-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.blog-card {
    padding: 1.8rem;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    backdrop-filter: blur(12px);
    transition: all 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
    cursor: pointer;
}

.blog-card:hover {
    border-color: var(--border-hover);
    transform: translateX(6px);
    box-shadow: -4px 0 20px var(--accent-glow);
}

.blog-meta {
    display: flex;
    gap: 1rem;
    margin-bottom: 0.8rem;
    font-size: 0.8rem;
}

.blog-date {
    color: var(--text-muted);
}

.blog-category {
    color: var(--accent);
    padding: 0.1rem 0.6rem;
    background: var(--accent-glow);
    border-radius: 10px;
}

.blog-title {
    font-size: 1.25rem;
    margin-bottom: 0.6rem;
    color: var(--text-primary);
    transition: color 0.3s ease;
}

.blog-card:hover .blog-title {
    color: var(--accent);
}

.blog-excerpt {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1rem;
}

.blog-footer {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.blog-tag {
    padding: 0.15rem 0.5rem;
    font-size: 0.75rem;
    color: var(--text-muted);
    border: 1px solid var(--border);
    border-radius: 8px;
}

.blog-read {
    margin-left: auto;
    font-size: 0.85rem;
    color: var(--accent);
}

.blog-sidebar {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    position: sticky;
    top: 100px;
}

.sidebar-title {
    font-size: 1rem;
    color: var(--text-primary);
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border);
}

.category-list li {
    margin-bottom: 0.5rem;
}

.category-list a {
    display: flex;
    justify-content: space-between;
    padding: 0.4rem 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
    transition: color 0.3s ease;
}

.category-list a:hover {
    color: var(--accent);
}

.category-list span {
    color: var(--text-muted);
    font-size: 0.8rem;
}

.tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.tag-cloud span {
    padding: 0.25rem 0.7rem;
    background: var(--card-bg-hover);
    border-radius: 12px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s ease;
}

.tag-cloud span:hover {
    background: var(--accent);
    color: #fff;
}

/* ============================================
   日志页面
   ============================================ */
.log-timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    padding-left: 2rem;
}

.log-timeline::before {
    content: '';
    position: absolute;
    left: 80px;
    top: 0;
    bottom: 0;
    width: 1px;
    background: linear-gradient(180deg, var(--accent), var(--accent-secondary), transparent);
}

.log-item {
    position: relative;
    display: flex;
    gap: 2rem;
    margin-bottom: 2rem;
}

.log-item::before {
    content: '';
    position: absolute;
    left: -2rem;
    top: 8px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--accent);
    border: 2px solid var(--bg-primary);
    box-shadow: 0 0 12px var(--accent-glow);
    z-index: 1;
}

.log-date {
    flex-shrink: 0;
    width: 60px;
    text-align: center;
}

.log-day {
    display: block;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--accent);
    line-height: 1;
}

.log-month {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.log-content {
    flex: 1;
    padding: 1.3rem;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    backdrop-filter: blur(12px);
    transition: all 0.3s ease;
}

.log-content:hover {
    border-color: var(--border-hover);
    transform: translateX(4px);
}

.log-title {
    font-size: 1.1rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.log-content p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 0.8rem;
}

.log-tags {
    display: flex;
    gap: 0.5rem;
}

.log-tags span {
    font-size: 0.75rem;
    color: var(--accent);
    opacity: 0.8;
}

/* ============================================
   相册页面
   ============================================ */
.album-filter {
    display: flex;
    justify-content: center;
    gap: 0.8rem;
    margin-bottom: 2.5rem;
    flex-wrap: wrap;
}

.album-filter-btn {
    padding: 0.5rem 1.3rem;
    border: 1px solid var(--border);
    border-radius: 20px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    background: var(--card-bg);
    cursor: pointer;
    transition: all 0.3s ease;
}

.album-filter-btn:hover,
.album-filter-btn.active {
    border-color: var(--accent);
    color: var(--accent);
}

.album-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-auto-rows: 200px;
    gap: 1rem;
}

.album-item {
    position: relative;
    border-radius: var(--radius-sm);
    overflow: hidden;
    cursor: pointer;
    border: 1px solid var(--border);
    transition: all 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.album-item.tall {
    grid-row: span 2;
}

.album-item.wide {
    grid-column: span 2;
}

.album-item.hide {
    display: none;
}

.album-thumb {
    width: 100%;
    height: 100%;
    overflow: hidden;
    background: var(--card-bg);
}

.album-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.album-item:hover .album-thumb img {
    transform: scale(1.1);
}

.album-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 1rem;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.album-item:hover .album-info {
    transform: translateY(0);
}

.album-title {
    color: #fff;
    font-size: 0.9rem;
}

.album-date {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.75rem;
}

/* 灯箱 */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 3000;
    display: flex;
    align-items: center;
    justify-content: center;
    visibility: hidden;
    opacity: 0;
    transition: all 0.3s ease;
}

.lightbox.open {
    visibility: visible;
    opacity: 1;
}

.lightbox-mask {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(8px);
}

.lightbox-content {
    position: relative;
    max-width: 90%;
    max-height: 90%;
    text-align: center;
}

.lightbox-close {
    position: absolute;
    top: -40px;
    right: 0;
    font-size: 1.5rem;
    color: #fff;
    cursor: pointer;
    z-index: 1;
}

.lightbox-image {
    max-width: 80vw;
    max-height: 70vh;
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--card-bg);
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-image img {
    max-width: 100%;
    max-height: 70vh;
    object-fit: contain;
    border-radius: var(--radius);
}

.lightbox-caption {
    margin-top: 1rem;
    color: #fff;
    font-size: 1rem;
}

/* ============================================
   联系页面
   ============================================ */
.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: start;
}

.contact-info {
    padding: 2rem;
}

.contact-heading {
    font-size: 1.8rem;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.contact-desc {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.contact-list {
    margin-bottom: 2rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border);
}

.contact-item:last-child {
    border-bottom: none;
}

.contact-icon {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--card-bg-hover);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    font-size: 1.2rem;
    flex-shrink: 0;
}

.contact-label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 0.2rem;
}

.contact-value {
    font-size: 0.95rem;
    color: var(--text-primary);
}

.contact-qrcode {
    display: flex;
    justify-content: center;
}

.qrcode-box {
    text-align: center;
}

.qrcode-placeholder {
    width: 140px;
    height: 140px;
    margin: 0 auto 0.8rem;
    border: 2px dashed var(--border);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-muted);
    background: var(--card-bg);
}

.qrcode-label {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.contact-form-wrap {
    padding: 2rem;
}

.form-heading {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
}

.form-group {
    margin-bottom: 1.2rem;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.8rem 1rem;
    background: var(--input-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-submit {
    width: 100%;
    justify-content: center;
    margin-top: 0.5rem;
}

.form-tip {
    margin-top: 1rem;
    font-size: 0.75rem;
    color: var(--text-muted);
    text-align: center;
}

/* ============================================
   响应式适配
   ============================================ */
@media (max-width: 1024px) {
    .about-layout {
        grid-template-columns: 1fr;
    }
    .about-side {
        position: static;
    }
    .blog-layout {
        grid-template-columns: 1fr;
    }
    .blog-sidebar {
        position: static;
    }
    .album-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 992px) {
    .sidebar {
        transform: translateX(-100%);
    }
    .sidebar.open {
        transform: translateX(0);
    }
    .sidebar-toggle {
        display: flex;
    }
    .sidebar-mask.show {
        display: block;
    }
    .main-container {
        width: 100%;
        margin-left: 0;
    }
    .embed-page {
        margin-left: 0 !important;
        width: 100% !important;
    }
    .footer {
        margin-left: 0;
    }
    .weather-info .weather-text {
        display: inline;
    }
}

@media (max-width: 768px) {
    .hero-name {
        font-size: 2.2rem;
        letter-spacing: 2px;
    }
    .hero-avatar {
        width: 110px;
        height: 110px;
    }
    .avatar-core {
        font-size: 2rem;
    }
    .works-grid {
        grid-template-columns: 1fr;
    }
    .album-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-auto-rows: 160px;
    }
    .album-item.wide {
        grid-column: span 1;
    }
    .log-timeline::before {
        left: 60px;
    }
    .log-item {
        gap: 1rem;
    }
    .log-date {
        width: 45px;
    }
    .log-day {
        font-size: 1.4rem;
    }
}

@media (max-width: 480px) {
    .hero-meta {
        flex-direction: column;
        gap: 0.5rem;
    }
    .meta-divider {
        display: none;
    }
    .album-grid {
        grid-template-columns: 1fr;
    }
    .album-item.tall {
        grid-row: span 1;
    }
}

/* ============================================
   iframe 嵌入页面（菜谱等）
   ============================================ */
.embed-page {
    padding: 0 !important;
    max-width: none !important;
    margin-left: 220px !important;
    margin-right: 0 !important;
    width: calc(100% - 220px) !important;
    height: 100vh;
    overflow: hidden;
}

.embed-wrapper {
    width: 100%;
    height: 100vh;
    position: relative;
    background: var(--bg-primary);
}

.embed-wrapper iframe {
    width: 100%;
    height: 100%;
    border: none;
    display: block;
    padding-top: 52px;
    box-sizing: border-box;
}

.embed-header {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 52px;
    padding: 0 1.5rem;
    background: var(--navbar-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    z-index: 10;
}

.embed-title {
    font-size: 1rem;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.embed-title .embed-icon {
    color: var(--accent);
}

.embed-actions {
    display: flex;
    gap: 0.5rem;
}

.embed-btn {
    padding: 0.4rem 1rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    background: var(--card-bg);
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
}

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