:root {
    --bg: #ffffff;
    --text: #1a1a1a;
    --text-secondary: #999;
    --border: #eaeaea;
    --overlay: rgba(0,0,0,0.85);
    --accent: #000;
    --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --transition: cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
    --cursor-size: 30px;
    --gradient-1: #6366f1;
    --gradient-2: #ec4899;
    --gradient-3: #06b6d4;
    --gradient: linear-gradient(135deg, #6366f1, #ec4899, #06b6d4);
    --gradient-bg: linear-gradient(135deg, rgba(99,102,241,0.08), rgba(236,72,153,0.08), rgba(6,182,212,0.08));
}

[data-theme="dark"] {
    --bg: #0a0a0a;
    --text: #f0f0f0;
    --text-secondary: #555;
    --border: #1a1a1a;
    --overlay: rgba(0,0,0,0.95);
    --accent: #fff;
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }




body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    transition: background 0.5s var(--transition), color 0.5s var(--transition);
    overflow-x: hidden;
}

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

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

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--text-secondary); border-radius: 3px; }

.highlight {
    font-weight: 400;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.cursor-dot {
    position: fixed;
    width: 8px;
    height: 8px;
    background: var(--text);
    border-radius: 50%;
    pointer-events: none;
    z-index: 99999;
    transform: translate(-50%, -50%);
    transition: width 0.3s var(--ease-spring), height 0.3s var(--ease-spring), background 0.3s;
    mix-blend-mode: difference;
}

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 999;
    padding: 18px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid transparent;
    transition: padding 0.4s var(--transition), border-color 0.4s var(--transition);
}

.nav::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: -1;
    background: rgba(255,255,255,0.55);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    transition: background 0.5s var(--transition);
}

[data-theme="dark"] .nav::before {
    background: rgba(10,10,10,0.55);
}

.nav.scrolled {
    padding: 12px 24px;
    border-bottom-color: var(--border);
}

.nav.scrolled::before {
    background: rgba(255,255,255,0.78);
}

[data-theme="dark"] .nav.scrolled::before {
    background: rgba(10,10,10,0.78);
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.nav-logo-text {
    font-size: 1.7rem;
    font-weight: 500;
    letter-spacing: -0.03em;
    position: relative;
}

.nav-logo-text::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1.5px;
    background: var(--text);
    transition: width 0.5s var(--transition);
}

.nav-logo:hover .nav-logo-text::after {
    width: 100%;
}

.nav-logo-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: linear-gradient(135deg, #6366f1, #ec4899);
    transition: transform 0.4s var(--ease-spring);
}

.nav-logo:hover .nav-logo-dot {
    transform: scale(1.8);
}

.nav-links {
    display: flex;
    align-items: center;
    max-width: calc(100vw - 280px);
    overflow-x: auto;
    -ms-overflow-style: none;
    scrollbar-width: none;
}

.nav-links::-webkit-scrollbar { display: none; }

.nav-links-inner {
    display: flex;
    align-items: center;
    gap: 2px;
    background: var(--border);
    border-radius: 100px;
    padding: 3px;
    transition: background 0.5s var(--transition);
    position: relative;
}

[data-theme="dark"] .nav-links-inner {
    background: rgba(255,255,255,0.04);
}

.nav-slider {
    position: absolute;
    top: 3px;
    left: 3px;
    height: calc(100% - 6px);
    background: var(--gradient);
    border-radius: 100px;
    pointer-events: none;
    transition: all 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
    z-index: 0;
    opacity: 0;
}

.nav-slider.visible {
    opacity: 1;
}

.nav-links-inner a {
    font-size: 0.75rem;
    letter-spacing: 0.01em;
    color: var(--text-secondary);
    padding: 6px 14px;
    border-radius: 100px;
    transition: color 0.3s var(--transition);
    white-space: nowrap;
    position: relative;
    z-index: 1;
}

.nav-links-inner a:hover {
    color: var(--bg);
}

[data-theme="dark"] .nav-links-inner a:hover {
    color: var(--bg);
}

.nav-links-inner a.active {
    color: var(--bg);
}

.nav-theme-toggle {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.4s var(--ease-spring);
    margin-left: 4px;
    flex-shrink: 0;
}

.nav-theme-toggle:hover {
    color: var(--text);
    background: rgba(255,255,255,0.5);
    transform: rotate(15deg);
}

[data-theme="dark"] .nav-theme-toggle:hover {
    background: rgba(255,255,255,0.06);
}

.nav-theme-toggle .sun { display: none; }

[data-theme="dark"] .nav-theme-toggle .moon { display: none; }

[data-theme="dark"] .nav-theme-toggle .sun { display: block; }

.nav-toggle {
    display: none;
    background: none;
    border: none;
    padding: 0;
    z-index: 1001;
    position: relative;
    cursor: pointer;
}

.nav-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text);
    margin: 4px 0;
    transition: 0.3s var(--transition);
    border-radius: 2px;
}



.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(3px, 4px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(3px, -4px);
}

body.menu-open {
    overflow: hidden;
}

@media (max-width: 900px) {
    .nav { padding: 14px 20px; }
    .nav.scrolled { padding: 10px 20px; }

    .nav-toggle {
        display: block;
        padding: 10px 12px;
        border-radius: 10px;
        background: var(--border);
        border: none;
        cursor: pointer;
        z-index: 1002;
        position: relative;
    }

    .nav-links {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        z-index: 1000;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        background: rgba(255,255,255,0.98);
        opacity: 0;
        visibility: hidden;
        transition: opacity 0.35s ease, visibility 0.35s ease;
    }

    [data-theme="dark"] .nav-links {
        background: rgba(10,10,10,0.98);
    }

    body.menu-open .nav-links {
        opacity: 1;
        visibility: visible;
    }

    .nav-slider {
        display: none;
    }

    .nav-links-inner {
        flex-direction: column;
        background: none;
        gap: 4px;
        padding: 0;
        border-radius: 0;
        width: auto;
    }

    .nav-links-inner > a {
        font-size: 1.05rem;
        padding: 10px 36px;
        border-radius: 10px;
        color: var(--text);
        letter-spacing: -0.01em;
        text-align: center;
        min-width: 200px;
        opacity: 0;
        transform: translateY(16px);
        transition: opacity 0.35s ease, transform 0.35s ease;
    }

    body.menu-open .nav-links-inner > a {
        opacity: 1;
        transform: translateY(0);
    }

    body.menu-open .nav-links-inner > a:nth-child(2) { transition-delay: 0.04s; }
    body.menu-open .nav-links-inner > a:nth-child(3) { transition-delay: 0.08s; }
    body.menu-open .nav-links-inner > a:nth-child(4) { transition-delay: 0.12s; }
    body.menu-open .nav-links-inner > a:nth-child(5) { transition-delay: 0.16s; }
    body.menu-open .nav-links-inner > a:nth-child(6) { transition-delay: 0.20s; }
    body.menu-open .nav-links-inner > a:nth-child(7) { transition-delay: 0.24s; }
    body.menu-open .nav-links-inner > a:nth-child(8) { transition-delay: 0.28s; }
    body.menu-open .nav-links-inner > a:nth-child(9) { transition-delay: 0.32s; }
    body.menu-open .nav-links-inner > a:nth-child(10) { transition-delay: 0.36s; }
    body.menu-open .nav-links-inner > a:nth-child(11) { transition-delay: 0.40s; }

    .nav-links-inner > a:hover {
        background: var(--gradient);
        color: #fff;
    }

    .nav-links-inner > a.active {
        background: var(--gradient);
        color: #fff;
    }

    .nav-theme-toggle {
        width: 40px;
        height: 40px;
        margin: 16px 0 0;
        background: var(--border);
        border-radius: 50%;
    }
}

main {
    padding-top: 80px;
    min-height: 100vh;
}

.gallery-header {
    padding: 80px 24px 40px;
    text-align: center;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s var(--transition) 0.2s forwards;
}

.gallery-title {
    font-size: 3rem;
    font-weight: 200;
    letter-spacing: -0.04em;
    line-height: 1.1;
    margin-bottom: 8px;
}
.gallery-title .highlight {
    font-weight: 400;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.gallery-desc {
    color: var(--text-secondary);
    font-size: 1rem;
    max-width: 500px;
    margin: 0 auto 32px;
}

.gallery-filters {
    display: flex;
    gap: 8px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 24px;
}

.filter-btn {
    padding: 8px 24px;
    font-size: 0.82rem;
    font-family: var(--font);
    letter-spacing: 0.02em;
    border: 1px solid var(--border);
    border-radius: 100px;
    background: transparent;
    color: var(--text-secondary);
    transition: all 0.4s var(--transition);
    position: relative;
    overflow: hidden;
}

.filter-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--text);
    transform: scaleY(0);
    transform-origin: bottom;
    transition: transform 0.4s var(--transition);
    z-index: -1;
    border-radius: 100px;
}

.filter-btn:hover::before {
    transform: scaleY(1);
    background: var(--text);
}

.filter-btn.active {
    background: var(--gradient);
    color: var(--bg);
    border-color: transparent;
}

.filter-btn.active::before {
    display: none;
}

.filter-btn:hover {
    color: var(--bg);
    border-color: var(--text);
}

.gallery {
    column-count: 3;
    column-gap: 4px;
    padding: 0 4px 100px;
}

.gallery-item {
    break-inside: avoid;
    margin-bottom: 4px;
    position: relative;
    overflow: hidden;
}

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.gallery-img-wrapper {
    position: relative;
    overflow: hidden;
    background: #f5f5f5;
    border-radius: 2px;
    min-height: 250px;
}

.gallery-img {
    width: 100%;
    display: block;
    transition: transform 0.8s var(--transition);
    will-change: transform;
}

.gallery-item:hover .gallery-img {
    transform: scale(1.06);
}

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, rgba(99,102,241,0.15) 40%, transparent 60%);
    opacity: 0;
    transition: opacity 0.5s var(--transition);
    display: flex;
    align-items: flex-end;
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-overlay-content {
    padding: 32px;
    color: #fff;
    width: 100%;
    transform: translateY(20px);
    transition: transform 0.5s var(--transition);
}

.gallery-item:hover .gallery-overlay-content {
    transform: translateY(0);
}

.gallery-overlay-content h3 {
    font-size: 1.1rem;
    font-weight: 400;
    letter-spacing: -0.01em;
    margin-bottom: 4px;
}

.gallery-item-title {
    font-size: 0.82rem;
    color: var(--text-secondary);
    padding: 8px 4px 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.gallery-category {
    font-size: 0.78rem;
    opacity: 0.6;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.gallery-empty {
    column-span: all;
    text-align: center;
    padding: 100px 40px;
    color: var(--text-secondary);
}

@media (max-width: 1024px) {
    .gallery { column-count: 2; }
}

@media (max-width: 600px) {
    .gallery-header { padding: 60px 20px 32px; }
    .gallery-title { font-size: 2rem; }
    .gallery { column-count: 1; gap: 2px; padding: 0 2px 80px; }
}

.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    padding: 0 24px 64px;
}

.page-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    border: 1px solid var(--border);
    border-radius: 50%;
    transition: all 0.3s var(--transition);
}

.page-btn.active,
.page-btn:hover {
    background: var(--gradient);
    color: var(--bg);
    border-color: transparent;
}

.photo-viewer {
    display: grid;
    grid-template-columns: 1fr 380px;
    min-height: calc(100vh - 80px);
}

.photo-container {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: #fafafa;
}

[data-theme="dark"] .photo-container {
    background: #111;
}

.photo-full {
    max-height: 90vh;
    width: auto;
    max-width: 100%;
    object-fit: contain;
    opacity: 0;
    animation: fadeIn 0.8s var(--transition) 0.1s forwards;
}

@keyframes fadeIn {
    to { opacity: 1; }
}

.photo-sidebar {
    padding: 48px;
    border-left: 1px solid var(--border);
    overflow-y: auto;
}

.photo-title {
    font-size: 1.6rem;
    font-weight: 400;
    letter-spacing: -0.03em;
    margin-bottom: 16px;
}

.photo-description {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.8;
    margin-bottom: 32px;
}

.photo-meta {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.photo-meta span { color: var(--text); font-weight: 500; }

.photo-exif { margin-bottom: 32px; }

.photo-exif h3 {
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin-bottom: 16px;
    color: var(--text-secondary);
}

.photo-exif dl {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    font-size: 0.82rem;
}

.photo-exif dt { color: var(--text-secondary); }
.photo-exif dd { text-align: right; }

.photo-nav {
    display: flex;
    gap: 12px;
}

.photo-nav-btn {
    flex: 1;
    padding: 14px 24px;
    text-align: center;
    font-size: 0.85rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    transition: all 0.3s var(--transition);
}

.photo-nav-btn:hover {
    background: var(--gradient);
    color: var(--bg);
    border-color: transparent;
}

@media (max-width: 900px) {
    .photo-viewer { grid-template-columns: 1fr; }
    .photo-sidebar { border-left: none; border-top: 1px solid var(--border); padding: 30px 20px; }
    .photo-full { max-height: 60vh; }
}

.footer {
    text-align: center;
    padding: 32px 24px;
    font-size: 0.78rem;
    color: var(--text-secondary);
    letter-spacing: 0.02em;
    border-top: 1px solid var(--border);
}

.lightbox {
    position: fixed;
    inset: 0;
    z-index: 9000;
    background: var(--overlay);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s var(--transition), visibility 0.4s;
    backdrop-filter: blur(10px);
}

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

.lightbox-content {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    position: relative;
}

.lightbox-content img {
    max-width: 92vw;
    max-height: 92vh;
    object-fit: contain;
    transform: scale(0.95);
    transition: transform 0.5s var(--transition);
}

.lightbox.active .lightbox-content img {
    transform: scale(1);
}

.lightbox-close {
    position: absolute;
    top: 24px;
    right: 32px;
    font-size: 2rem;
    color: #fff;
    background: none;
    border: none;
    z-index: 9001;
    opacity: 0.6;
    transition: all 0.3s;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
}

.lightbox-close:hover { opacity: 1; background: rgba(255,255,255,0.2); }

.lightbox-prev,
.lightbox-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    font-size: 2.5rem;
    color: #fff;
    background: rgba(255,255,255,0.08);
    backdrop-filter: blur(10px);
    border: none;
    padding: 16px 20px;
    opacity: 0;
    transition: all 0.3s;
    z-index: 9001;
    border-radius: 12px;
}

.lightbox:hover .lightbox-prev,
.lightbox:hover .lightbox-next {
    opacity: 0.6;
}

.lightbox-prev { left: 20px; }
.lightbox-next { right: 20px; }

.lightbox-prev:hover,
.lightbox-next:hover {
    opacity: 1 !important;
    background: rgba(255,255,255,0.15);
}

.lightbox-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 48px;
    background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, transparent 100%);
    color: #fff;
    transform: translateY(20px);
    transition: transform 0.5s var(--transition);
}

.lightbox.active .lightbox-info {
    transform: translateY(0);
}

.lightbox-title {
    font-size: 1.2rem;
    font-weight: 400;
    margin-bottom: 4px;
}

.lightbox-description {
    font-size: 0.85rem;
    opacity: 0.6;
}

.lightbox-exif {
    font-size: 0.78rem;
    opacity: 0.4;
    margin-top: 8px;
    letter-spacing: 0.02em;
}

@media (max-width: 768px) {
    .lightbox-prev, .lightbox-next { display: none; }
    .lightbox-info { padding: 24px; }
}

.gallery-img[data-src] {
    min-height: 200px;
    background: #f0f0f0;
}

.lazy-placeholder {
    background: linear-gradient(110deg, #f0f0f0 30%, #e8e8e8 50%, #f0f0f0 70%);
    background-size: 200% 100%;
    animation: shimmer 1.5s ease-in-out infinite;
}

@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}


/* ===== EXTRA RESPONSIVE ===== */

@media (max-width: 768px) {
    .gallery-header { padding: 60px 20px 32px; }
    .gallery-header h1 { font-size: 1.6rem; }
    .gallery { columns: 2; gap: 3px; padding: 0 3px; }
    .gallery-filters { gap: 6px; flex-wrap: wrap; justify-content: center; }
    .filter-btn { font-size: 0.78rem; padding: 6px 14px; }
    .gallery-overlay-content { padding: 20px; }
    .gallery-overlay-content h3 { font-size: 0.9rem; }
    .page-btn { width: 32px; height: 32px; font-size: 0.78rem; }
    .gallery-item-title { font-size: 0.75rem; padding: 6px 4px 2px; }
}

@media (max-width: 600px) {
    .gallery { columns: 1; }
    .gallery-header h1 { font-size: 1.3rem; }
    .nav-logo-text { font-size: 1.2rem; }
    .nav-logo-dot { width: 5px; height: 5px; }
    main { padding-top: 60px; }
    .photo-title { font-size: 1.2rem; }
    .photo-sidebar { padding: 20px; }
    .lightbox-content img { max-width: 95vw; max-height: 60vh; }
    .lightbox-info { padding: 16px; }
    .lightbox-title { font-size: 1rem; }
    .footer { padding: 32px 20px; }
    .footer-links { flex-wrap: wrap; gap: 8px; justify-content: center; }
}

@media (max-width: 480px) {
    .nav { padding: 10px 14px; }
    .nav.scrolled { padding: 6px 14px; }
    .personal-name { font-size: 1.5rem; }
    .personal-avatar { width: 100px; height: 100px; }
    .blog-grid { grid-template-columns: 1fr; }
}