* {
    box-sizing: border-box;
}

:root {
    --background: #09090b;
    --surface: #111114;
    --surface-hover: #18181c;
    --border: rgba(255, 255, 255, 0.09);
    --text: #f4f4f5;
    --muted: #a1a1aa;
    --muted-2: #71717a;
    --accent: #ffffff;
    --radius: 18px;
    --container: 1240px;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-height: 100vh;
    background: var(--background);
    color: var(--text);
    font-family:
        Inter, ui-sans-serif, system-ui, -apple-system,
        BlinkMacSystemFont, "Segoe UI", sans-serif;
    line-height: 1.5;
}

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

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

.container {
    width: min(calc(100% - 40px), var(--container));
    margin: 0 auto;
}

/* Header */

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    border-bottom: 1px solid var(--border);
    background: rgba(9, 9, 11, 0.82);
    backdrop-filter: blur(18px);
}

.header-inner {
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.brand-mark {
    width: 34px;
    height: 34px;
    display: grid;
    place-items: center;
    border-radius: 10px;
    background: var(--text);
    color: var(--background);
}

.main-nav a {
    color: var(--muted);
    font-size: 14px;
}

.main-nav a:hover {
    color: var(--text);
}

/* Hero */

.hero {
    padding: 110px 0 75px;
}

.hero-content {
    max-width: 800px;
}

.eyebrow {
    display: inline-block;
    margin-bottom: 12px;
    color: var(--muted-2);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.14em;
}

.hero h1,
.gallery-title h1,
.photo-details h1,
.error-page h1 {
    margin: 0;
    font-size: clamp(42px, 7vw, 78px);
    line-height: 0.98;
    letter-spacing: -0.055em;
}

.hero p {
    max-width: 650px;
    margin: 24px 0 0;
    color: var(--muted);
    font-size: 18px;
}

/* Sections */

.section-block {
    padding-bottom: 100px;
}

.section-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}

.section-card {
    overflow: hidden;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
    transition:
        transform 180ms ease,
        border-color 180ms ease,
        background 180ms ease;
}

.section-card:hover {
    transform: translateY(-4px);
    border-color: rgba(255, 255, 255, 0.2);
    background: var(--surface-hover);
}

.section-cover {
    position: relative;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: #151519;
}

.section-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 450ms ease;
}

.section-card:hover .section-cover img {
    transform: scale(1.045);
}

.section-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        transparent 50%,
        rgba(0, 0, 0, 0.35)
    );
}

.empty-cover {
    width: 100%;
    height: 100%;
    display: grid;
    place-items: center;
    color: var(--muted-2);
}

.section-card-content {
    padding: 20px;
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 20px;
}

.section-card h2 {
    margin: 0 0 5px;
    font-size: 21px;
    letter-spacing: -0.025em;
}

.section-card p {
    margin: 0;
    color: var(--muted);
    font-size: 14px;
}

.image-count {
    flex-shrink: 0;
    color: var(--muted-2);
    font-size: 12px;
    white-space: nowrap;
}

/* Gallery header */

.gallery-header {
    padding: 55px 0 50px;
    border-bottom: 1px solid var(--border);
}

.back-link {
    display: inline-flex;
    color: var(--muted);
    font-size: 14px;
    transition: color 150ms ease;
}

.back-link:hover {
    color: var(--text);
}

.gallery-title {
    margin-top: 55px;
}

.gallery-title h1 {
    font-size: clamp(42px, 6vw, 68px);
}

.gallery-title p {
    max-width: 650px;
    margin: 20px 0 0;
    color: var(--muted);
}

/* Photo grid */

.gallery-section {
    padding-top: 35px;
    padding-bottom: 100px;
}

.photo-grid {
    columns: 4 240px;
    column-gap: 18px;
}

.photo-card {
    display: block;
    margin: 0 0 18px;
    overflow: hidden;
    break-inside: avoid;
    border-radius: 15px;
    border: 1px solid var(--border);
    background: var(--surface);
    transition:
        transform 180ms ease,
        border-color 180ms ease;
}

.photo-card:hover {
    transform: translateY(-3px);
    border-color: rgba(255, 255, 255, 0.2);
}

.photo-image {
    overflow: hidden;
    background: #151519;
}

.photo-image img {
    width: 100%;
    height: auto;
    transition: transform 400ms ease;
}

.photo-card:hover .photo-image img {
    transform: scale(1.025);
}

.photo-card-info {
    padding: 15px 16px 17px;
}

.photo-card-info h2 {
    margin: 0;
    font-size: 16px;
    letter-spacing: -0.02em;
}

.photo-card-info p {
    margin: 5px 0 0;
    color: var(--muted);
    font-size: 13px;
}

/* Viewer */

.photo-viewer {
    min-height: calc(100vh - 72px);
    padding: 35px 0 90px;
}

.viewer-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.photo-counter {
    color: var(--muted-2);
    font-size: 13px;
}

.viewer {
    position: relative;
    margin-top: 30px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.viewer-image {
    width: min(100%, 1100px);
    max-height: 72vh;
    display: flex;
    justify-content: center;
}

.viewer-image img {
    max-width: 100%;
    max-height: 72vh;
    width: auto;
    height: auto;
    object-fit: contain;
    border-radius: 12px;
}

.viewer-arrow {
    position: fixed;
    top: 50%;
    z-index: 10;
    width: 52px;
    height: 52px;
    display: grid;
    place-items: center;
    border: 1px solid var(--border);
    border-radius: 50%;
    background: rgba(20, 20, 23, 0.8);
    backdrop-filter: blur(10px);
    font-size: 22px;
    color: var(--text);
    transition:
        transform 150ms ease,
        background 150ms ease;
}

.viewer-arrow:hover {
    transform: scale(1.06);
    background: rgba(35, 35, 39, 0.95);
}

.viewer-prev {
    left: 25px;
}

.viewer-next {
    right: 25px;
}

.photo-details {
    max-width: 850px;
    margin: 45px auto 0;
    text-align: center;
}

.photo-details h1 {
    font-size: clamp(32px, 5vw, 52px);
}

.photo-details p {
    margin: 18px auto 0;
    color: var(--muted);
}

/* Empty / error */

.empty-state {
    padding: 80px 30px;
    text-align: center;
    border: 1px dashed var(--border);
    border-radius: var(--radius);
}

.empty-state h2 {
    margin: 0;
}

.empty-state p,
.error-page p {
    color: var(--muted);
}

.error-page {
    min-height: 65vh;
    display: grid;
    align-content: center;
    justify-items: start;
}

.error-page h1 {
    font-size: clamp(40px, 6vw, 65px);
}

.button {
    display: inline-flex;
    margin-top: 20px;
    padding: 11px 18px;
    border-radius: 10px;
    background: var(--text);
    color: var(--background);
    font-weight: 700;
    font-size: 14px;
}

/* Footer */

.site-footer {
    border-top: 1px solid var(--border);
}

.footer-inner {
    min-height: 80px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    color: var(--muted-2);
    font-size: 13px;
}

/* Responsive */

@media (max-width: 900px) {
    .section-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .photo-grid {
        columns: 3 200px;
    }

    .viewer-arrow {
        position: static;
        flex-shrink: 0;
        margin: 0 10px;
    }

    .viewer {
        gap: 5px;
    }
}

@media (max-width: 620px) {
    .container {
        width: min(calc(100% - 28px), var(--container));
    }

    .header-inner {
        height: 62px;
    }

    .hero {
        padding: 75px 0 55px;
    }

    .hero p {
        font-size: 16px;
    }

    .section-grid {
        grid-template-columns: 1fr;
    }

    .gallery-header {
        padding: 35px 0 40px;
    }

    .gallery-title {
        margin-top: 40px;
    }

    .photo-grid {
        columns: 2 150px;
        column-gap: 10px;
    }

    .photo-card {
        margin-bottom: 10px;
        border-radius: 12px;
    }

    .photo-card-info {
        padding: 12px;
    }

    .viewer {
        gap: 4px;
    }

    .viewer-arrow {
        width: 42px;
        height: 42px;
        font-size: 18px;
        margin: 0;
    }

    .viewer-image img {
        max-height: 65vh;
        border-radius: 8px;
    }

    .footer-inner {
        min-height: 65px;
    }
}


/* Main navigation */

.main-nav {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 24px;
}

.main-nav a {
    position: relative;
    padding: 8px 0;
    transition: color 150ms ease;
}

.main-nav a::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 1px;
    height: 1px;
    transform: scaleX(0);
    transform-origin: center;
    background: var(--text);
    transition: transform 180ms ease;
}

.main-nav a:hover::after,
.main-nav a.active::after {
    transform: scaleX(1);
}

.main-nav a.active {
    color: var(--text);
}

/* Informational pages */

.info-page {
    padding: 95px 0 110px;
}

.info-container {
    max-width: 1000px;
}

.info-container > h1 {
    margin: 0;
    max-width: 900px;
    font-size: clamp(44px, 7vw, 78px);
    line-height: 0.98;
    letter-spacing: -0.055em;
}

.info-intro,
.info-lead {
    max-width: 760px;
    margin-top: 28px;
    color: var(--muted);
    font-size: 18px;
}

.info-intro p,
.legal-section p {
    margin: 0 0 16px;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
    margin-top: 60px;
}

.info-card {
    padding: 26px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
}

.info-card h2 {
    margin: 25px 0 9px;
    font-size: 21px;
    letter-spacing: -0.025em;
}

.info-card p {
    margin: 0;
    color: var(--muted);
    font-size: 14px;
}

.card-number {
    color: var(--muted-2);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.14em;
}

.legal-content {
    max-width: 900px;
}

.legal-content .info-lead {
    max-width: 760px;
}

.legal-section {
    max-width: 780px;
    margin-top: 48px;
}

.legal-section h2 {
    margin: 0 0 12px;
    font-size: 24px;
    letter-spacing: -0.025em;
}

.legal-section p {
    color: var(--muted);
}

.legal-notice {
    max-width: 780px;
    margin-top: 55px;
    padding: 20px 22px;
    border-left: 2px solid rgba(255, 255, 255, 0.35);
    background: var(--surface);
    color: var(--muted);
    font-size: 14px;
}

.contact-layout {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 70px;
    align-items: start;
    margin-top: 55px;
}

.contact-layout .info-intro {
    margin-top: 0;
}

.contact-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-top: 30px;
    font-size: 15px;
}

.contact-label {
    color: var(--muted-2);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.contact-item a {
    color: var(--text);
}

.contact-item a:hover {
    text-decoration: underline;
}

.contact-card {
    margin-top: 0;
}

.contact-list {
    margin: 22px 0 0;
    padding-left: 18px;
    color: var(--muted);
    font-size: 14px;
}

.contact-list li {
    margin: 9px 0;
}

@media (max-width: 900px) {
    .main-nav {
        gap: 14px;
    }

    .main-nav a {
        font-size: 12px;
    }

    .info-grid {
        grid-template-columns: 1fr;
    }

    .contact-layout {
        grid-template-columns: 1fr;
        gap: 35px;
    }
}

@media (max-width: 620px) {
    .header-inner {
        height: auto;
        min-height: 62px;
        padding: 12px 0;
        align-items: flex-start;
        gap: 14px;
    }

    .main-nav {
        flex-wrap: wrap;
        justify-content: flex-end;
        gap: 4px 12px;
    }

    .main-nav a {
        font-size: 11px;
        padding: 4px 0;
    }

    .info-page {
        padding: 70px 0 80px;
    }

    .info-intro,
    .info-lead {
        font-size: 16px;
    }

    .info-grid {
        margin-top: 40px;
    }

    .legal-section {
        margin-top: 38px;
    }
}