:root {
    --gallery-bg: #faf6f0;
    --gallery-bg-soft: #f3ede4;
    --gallery-card: #ffffff;
    --gallery-card-warm: #fffbf5;
    --gallery-text: #2a2520;
    --gallery-text-secondary: #8b7e70;
    --gallery-text-hint: #b5a89f;
    --gallery-accent: #c76d4a;
    --gallery-accent-hover: #b85a3a;
    --gallery-accent-soft: #e8b59a;
    --gallery-accent-bg: rgba(199, 109, 74, 0.08);
    --gallery-gold: #d4a373;
    --gallery-border: rgba(42, 37, 32, 0.08);
    --gallery-border-warm: rgba(199, 109, 74, 0.15);
    --gallery-shadow-sm: 0 2px 8px rgba(42, 37, 32, 0.06);
    --gallery-shadow-md: 0 8px 24px rgba(42, 37, 32, 0.08);
    --gallery-shadow-lg: 0 20px 50px rgba(42, 37, 32, 0.12);
    --gallery-radius-sm: 10px;
    --gallery-radius-md: 16px;
    --gallery-radius-lg: 24px;
    --gallery-radius-full: 100px;
    --gallery-container: 1280px;
    --gallery-nav-height: 72px;
    --gallery-ease: cubic-bezier(0.19, 1, 0.22, 1);
    --gallery-font-serif: Georgia, "Songti SC", serif;
    --gallery-font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
    --gallery-font-mono: ui-monospace, SFMono-Regular, Menlo, monospace;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
}

body {
    min-width: 320px;
    margin: 0;
    overflow-x: hidden;
    background: var(--gallery-bg);
    color: var(--gallery-text);
    font-family: var(--gallery-font-sans);
    line-height: 1.6;
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    display: block;
    max-width: 100%;
}

button {
    border: 0;
    background: none;
    color: inherit;
    font: inherit;
}

.gallery-container {
    width: min(100% - 3rem, var(--gallery-container));
    margin: 0 auto;
}

.gallery-navbar {
    position: fixed;
    z-index: 1000;
    top: 0;
    right: 0;
    left: 0;
    height: var(--gallery-nav-height);
    border-bottom: 1px solid var(--gallery-border);
    background: rgba(250, 246, 240, 0.88);
    backdrop-filter: blur(20px);
    transition: box-shadow 0.3s var(--gallery-ease);
}

.gallery-navbar.is-scrolled {
    box-shadow: var(--gallery-shadow-sm);
}

.gallery-navbar-content {
    display: flex;
    width: min(100% - 3rem, var(--gallery-container));
    height: 100%;
    margin: 0 auto;
    align-items: center;
    gap: 1rem;
}

.gallery-navbar-logo,
.gallery-footer-brand {
    background: linear-gradient(135deg, var(--gallery-accent), var(--gallery-gold));
    background-clip: text;
    color: transparent;
    font-family: var(--gallery-font-serif);
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: -0.02em;
}

.gallery-navbar-spacer {
    flex: 1;
}

.gallery-navbar-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.gallery-navbar-link {
    padding: 8px 16px;
    border-radius: var(--gallery-radius-full);
    color: var(--gallery-text-secondary);
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.2s, background 0.2s;
}

.gallery-navbar-link:hover,
.gallery-navbar-link[aria-current="page"] {
    background: var(--gallery-accent-bg);
    color: var(--gallery-accent);
}

.gallery-theme-toggle {
    display: none;
}

.gallery-hero {
    position: relative;
    overflow: hidden;
    padding: calc(var(--gallery-nav-height) + 4rem) 0 4rem;
    text-align: center;
}

.gallery-hero::before {
    position: absolute;
    top: -20%;
    left: 50%;
    width: 800px;
    height: 800px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--gallery-accent-bg) 0%, transparent 60%);
    content: "";
    pointer-events: none;
    transform: translateX(-50%);
}

.gallery-hero-content {
    position: relative;
}

.gallery-hero-badge,
.gallery-page-badge,
.gallery-meta-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    border: 1px solid var(--gallery-border-warm);
    border-radius: var(--gallery-radius-full);
    background: var(--gallery-accent-bg);
    color: var(--gallery-accent);
    font-size: 0.85rem;
    font-weight: 500;
}

.gallery-hero-badge {
    margin-bottom: 1.5rem;
    padding: 6px 16px;
}

.gallery-hero-title,
.gallery-page-title,
.gallery-detail-title,
.gallery-album-title {
    margin: 0;
    font-family: var(--gallery-font-serif);
    font-weight: 600;
    letter-spacing: -0.03em;
}

.gallery-hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    line-height: 1.1;
}

.gallery-accent-word {
    background: linear-gradient(135deg, var(--gallery-accent), var(--gallery-gold));
    background-clip: text;
    color: transparent;
    font-style: italic;
}

.gallery-hero-description,
.gallery-page-description {
    max-width: 42rem;
    /*margin: 1.5rem auto 0;*/
    color: var(--gallery-text-secondary);
    font-size: clamp(1rem, 2vw, 1.2rem);
}

.gallery-section {
    padding: 4rem 0;
}

.gallery-section-bordered {
    border-top: 1px solid var(--gallery-border);
}

.gallery-section-warm {
    border-top: 1px solid var(--gallery-border);
    border-bottom: 1px solid var(--gallery-border);
    background: var(--gallery-card);
}

.gallery-section-header,
.gallery-album-header {
    display: flex;
    margin-bottom: 2rem;
    align-items: flex-end;
    justify-content: space-between;
    gap: 1rem;
}

.gallery-section-title,
.gallery-albums-title {
    margin: 0;
    font-family: var(--gallery-font-serif);
    font-size: clamp(1.6rem, 3vw, 2.3rem);
    font-weight: 600;
    letter-spacing: -0.02em;
}

.gallery-albums-title {
    margin-bottom: 3rem;
    padding-left: 1rem;
    border-left: 4px solid var(--gallery-accent);
}

.gallery-section-subtitle,
.gallery-album-subtitle {
    margin: 0.5rem 0 0;
    color: var(--gallery-text-secondary);
    font-size: 0.9rem;
}

.gallery-section-controls {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.gallery-scroll-button {
    display: inline-flex;
    width: 40px;
    height: 40px;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--gallery-border);
    border-radius: 50%;
    background: var(--gallery-card);
    box-shadow: var(--gallery-shadow-sm);
    color: var(--gallery-text-secondary);
    font-size: 1.35rem;
    transition: color 0.2s, background 0.2s, transform 0.2s;
}

.gallery-scroll-button:hover {
    background: var(--gallery-accent);
    color: #fff;
    transform: scale(1.06);
}

.gallery-view-more,
.gallery-download,
.gallery-home-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    border-radius: var(--gallery-radius-full);
    color: var(--gallery-accent);
    font-size: 0.9rem;
    font-weight: 600;
    transition: background 0.2s, color 0.2s;
}

.gallery-view-more {
    padding: 8px 16px;
}

.gallery-view-more:hover {
    background: var(--gallery-accent-bg);
}

.gallery-bing-scroll {
    display: flex;
    gap: 1.25rem;
    overflow-x: auto;
    padding-bottom: 1.5rem;
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
}

.gallery-bing-scroll::-webkit-scrollbar {
    display: none;
}

.gallery-bing-card,
.gallery-photo-card {
    position: relative;
    overflow: hidden;
    border-radius: var(--gallery-radius-md);
    background: var(--gallery-bg-soft);
    box-shadow: var(--gallery-shadow-sm);
}

.gallery-bing-grid-card {
    position: relative;
    overflow: hidden;
    border-radius: var(--gallery-radius-md);
    background: var(--gallery-bg-soft);
    box-shadow: var(--gallery-shadow-sm);
}

.gallery-bing-card {
    width: 280px;
    height: 180px;
    flex: 0 0 auto;
    scroll-snap-align: center;
    box-shadow: var(--gallery-shadow-md);
}

.gallery-bing-card img,
.gallery-photo-card img,
.gallery-bing-grid-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s var(--gallery-ease);
}

.gallery-bing-card:hover img,
.gallery-photo-card:hover img,
.gallery-bing-grid-card:hover img {
    transform: scale(1.06);
}

.gallery-image-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    padding: 1rem 1.25rem;
    flex-direction: column;
    justify-content: flex-end;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.83), transparent 65%);
    color: #fff;
}

.gallery-image-date {
    color: var(--gallery-accent-soft);
    font-family: var(--gallery-font-mono);
    font-size: 0.75rem;
}

.gallery-image-title {
    overflow: hidden;
    margin: 0.25rem 0 0;
    font-size: 0.92rem;
    line-height: 1.35;
    text-overflow: ellipsis;
}

.gallery-image-copyright {
    overflow: hidden;
    margin: 0.25rem 0 0;
    color: rgba(255, 255, 255, 0.65);
    font-size: 0.72rem;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.gallery-album-list {
    display: grid;
    gap: 4rem;
}

.gallery-album-meta {
    display: flex;
    gap: 0.6rem;
    margin-top: 0.5rem;
    flex-wrap: wrap;
    color: var(--gallery-text-secondary);
    font-size: 0.85rem;
}

.gallery-photo-grid,
.gallery-bing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1.25rem;
}

.gallery-photo-card,
.gallery-bing-grid-card {
    aspect-ratio: 4 / 3;
}

.gallery-photo-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    padding: 1rem;
    flex-direction: column;
    justify-content: flex-end;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.72), transparent 55%);
    color: #fff;
    opacity: 0;
    transition: opacity 0.2s;
}

.gallery-photo-card:hover .gallery-photo-overlay {
    opacity: 1;
}

.gallery-empty {
    padding: 3rem 2rem;
    border: 2px dashed var(--gallery-border-warm);
    border-radius: var(--gallery-radius-md);
    background: var(--gallery-card-warm);
    color: var(--gallery-text-secondary);
    text-align: center;
}

.gallery-page-header {
    padding: calc(var(--gallery-nav-height) + 3.5rem) 0 2rem;
    text-align: center;
}

.gallery-page-title {
    font-size: clamp(2.2rem, 5vw, 3.5rem);
}

.gallery-page-badge {
    margin-top: 1.5rem;
    padding: 8px 14px;
}

.gallery-pagination {
    display: flex;
    margin-top: 2.5rem;
    justify-content: center;
    gap: 0.5rem;
}

.gallery-page-button {
    display: inline-flex;
    min-width: 40px;
    height: 40px;
    padding: 0 0.7rem;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--gallery-border);
    border-radius: var(--gallery-radius-sm);
    background: var(--gallery-card);
    color: var(--gallery-text-secondary);
    font-size: 0.9rem;
    font-weight: 600;
}

.gallery-page-button:hover {
    border-color: var(--gallery-accent);
    color: var(--gallery-accent);
}

.gallery-page-button.is-active {
    border-color: var(--gallery-accent);
    background: var(--gallery-accent);
    color: #fff;
}

.gallery-breadcrumb {
    display: flex;
    padding-top: calc(var(--gallery-nav-height) + 2rem);
    align-items: center;
    gap: 0.55rem;
    color: var(--gallery-text-secondary);
    font-size: 0.9rem;
}

.gallery-breadcrumb a:hover {
    color: var(--gallery-accent);
}

.gallery-detail {
    width: min(100% - 3rem, 1060px);
    margin: 2rem auto 4rem;
}

.gallery-detail-image {
    overflow: hidden;
    border-radius: var(--gallery-radius-lg);
    background: var(--gallery-bg-soft);
    box-shadow: var(--gallery-shadow-md);
}

.gallery-detail-image img {
    width: 100%;
    max-height: 75vh;
    object-fit: contain;
}

.gallery-detail-content {
    max-width: 800px;
    margin: 2.5rem auto 0;
}

.gallery-detail-date {
    color: var(--gallery-accent);
    font-family: var(--gallery-font-mono);
    font-size: 0.85rem;
}

.gallery-detail-title {
    margin-top: 0.5rem;
    font-size: clamp(2rem, 4vw, 3rem);
}

.gallery-detail-copyright,
.gallery-detail-description {
    color: var(--gallery-text-secondary);
}

.gallery-detail-description {
    margin-top: 1.5rem;
    white-space: pre-line;
}

.gallery-fact-box {
    margin-top: 2rem;
    padding: 1.25rem;
    border: 1px solid var(--gallery-border-warm);
    border-radius: var(--gallery-radius-md);
    background: var(--gallery-card-warm);
}

.gallery-fact-box h2 {
    margin: 0;
    color: var(--gallery-accent);
    font-size: 1rem;
}

.gallery-fact-box p {
    margin: 0.75rem 0 0;
    color: var(--gallery-text-secondary);
}

.gallery-download,
.gallery-home-link {
    margin-top: 2rem;
    padding: 11px 18px;
    background: var(--gallery-accent);
    box-shadow: 0 8px 24px rgba(199, 109, 74, 0.18);
    color: #fff;
}

.gallery-download:hover,
.gallery-home-link:hover {
    background: var(--gallery-accent-hover);
    color: #fff;
}

.gallery-album-page-header {
    padding: calc(var(--gallery-nav-height) + 3.5rem) 0 2.5rem;
}

.gallery-album-summary {
    max-width: 760px;
    margin: 1.5rem 0 0;
    color: var(--gallery-text-secondary);
    white-space: pre-line;
}

.gallery-photo-detail {
    width: min(100% - 3rem, 1060px);
    margin: 2rem auto 4rem;
}

.gallery-photo-neighbors {
    display: none;
}

.gallery-error {
    display: grid;
    min-height: calc(100vh - var(--gallery-nav-height) - 91px);
    padding: calc(var(--gallery-nav-height) + 4rem) 1.5rem 4rem;
    place-items: center;
    text-align: center;
}

.gallery-error-code {
    margin: 0;
    background: linear-gradient(135deg, var(--gallery-accent), var(--gallery-gold));
    background-clip: text;
    color: transparent;
    font-family: var(--gallery-font-serif);
    font-size: clamp(6rem, 18vw, 12rem);
    line-height: 0.9;
}

.gallery-error h1 {
    margin: 1rem 0 0;
    font-family: var(--gallery-font-serif);
    font-size: clamp(1.8rem, 4vw, 2.5rem);
}

.gallery-error p {
    max-width: 34rem;
    margin: 1rem auto 0;
    color: var(--gallery-text-secondary);
}

.gallery-footer {
    padding: 2.5rem 1.5rem;
    border-top: 1px solid var(--gallery-border);
    color: var(--gallery-text-hint);
    font-size: 0.85rem;
    text-align: center;
}

.gallery-footer-brand {
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.gallery-footer p {
    margin: 0;
}

@media (min-width: 768px) {
    .gallery-bing-card {
        width: 320px;
        height: 200px;
    }

    .gallery-photo-grid,
    .gallery-bing-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    }
}

@media (max-width: 640px) {
    .gallery-container,
    .gallery-navbar-content,
    .gallery-detail,
    .gallery-photo-detail {
        width: min(100% - 2rem, var(--gallery-container));
    }

    .gallery-section-header,
    .gallery-album-header {
        align-items: flex-start;
        flex-direction: column;
    }

    .gallery-section-controls {
        width: 100%;
        justify-content: space-between;
    }

    .gallery-photo-grid,
    .gallery-bing-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 0.75rem;
    }
}