/* ======================================================
   SATT GALLERY — Public Site Styles
   ====================================================== */

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --black: #111;
    --white: #fff;
    --off-white: #fafafa;
    --gray-100: #f5f5f5;
    --gray-200: #e8e8e8;
    --gray-300: #d0d0d0;
    --gray-500: #8a8a8a;
    --gray-700: #555;
    --font-serif: 'Cormorant Garamond', 'Georgia', serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --max-width: 1280px;
    --space: 8px;
}

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-sans);
    color: var(--black);
    background: var(--white);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

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

/* --- Typography --- */
h1, h2, h3, h4 {
    font-family: var(--font-serif);
    font-weight: 400;
    line-height: 1.2;
}

/* --- Layout --- */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 80px 0;
}

.section--alt {
    background: var(--off-white);
}

/* --- Header / Navigation --- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--gray-200);
}

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

.site-logo {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    letter-spacing: 4px;
    text-transform: uppercase;
    text-decoration: none;
    font-weight: 500;
}

.site-nav {
    display: flex;
    align-items: center;
    gap: 32px;
}

.site-nav a {
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--gray-700);
    transition: color 0.2s;
    position: relative;
}

.site-nav a:hover,
.site-nav a.active {
    color: var(--black);
}

.site-nav a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--black);
    transition: width 0.3s;
}

.site-nav a:hover::after,
.site-nav a.active::after {
    width: 100%;
}

.hamburger {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 8px;
    color: var(--black);
    line-height: 1;
}

/* --- Hero --- */
.hero {
    min-height: 70vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: var(--black);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0.6) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    padding: 40px 24px;
}

.hero h1 {
    font-size: clamp(2.5rem, 6vw, 5rem);
    letter-spacing: 8px;
    text-transform: uppercase;
    margin-bottom: 24px;
    font-weight: 300;
}

.hero p {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: rgba(255, 255, 255, 0.7);
    max-width: 600px;
    margin: 0 auto 40px;
    font-weight: 300;
    letter-spacing: 1px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* --- Buttons --- */
.btn {
    display: inline-block;
    padding: 14px 36px;
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all 0.3s;
    font-family: var(--font-sans);
}

.btn--primary {
    background: var(--white);
    color: var(--black);
}

.btn--primary:hover {
    background: var(--gray-200);
}

.btn--outline {
    background: transparent;
    color: var(--white);
    border: 1px solid rgba(255, 255, 255, 0.4);
}

.btn--outline:hover {
    border-color: var(--white);
    background: rgba(255, 255, 255, 0.1);
}

.btn--dark {
    background: var(--black);
    color: var(--white);
}

.btn--dark:hover {
    background: #333;
}

.btn--dark-outline {
    background: transparent;
    color: var(--black);
    border: 1px solid var(--black);
}

.btn--dark-outline:hover {
    background: var(--black);
    color: var(--white);
}

/* --- Section Headers --- */
.section-header {
    text-align: center;
    margin-bottom: 48px;
}

.section-header h2 {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    margin-bottom: 12px;
    letter-spacing: 2px;
}

.section-header p {
    color: var(--gray-500);
    font-size: 1rem;
    max-width: 500px;
    margin: 0 auto;
}

/* --- Artwork Grid --- */
.artwork-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 32px;
}

.artwork-card {
    text-decoration: none;
    display: block;
    transition: transform 0.3s;
}

.artwork-card:hover {
    transform: translateY(-4px);
}

.artwork-card__image {
    aspect-ratio: 1;
    overflow: hidden;
    background: var(--gray-100);
    margin-bottom: 16px;
}

.artwork-card__image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform 0.5s;
    padding: 12px;
}

.artwork-card:hover .artwork-card__image img {
    transform: scale(1.03);
}

.artwork-card__info {
    padding: 0 4px;
}

.artwork-card__title {
    font-family: var(--font-serif);
    font-size: 1.125rem;
    margin-bottom: 4px;
    font-weight: 500;
}

.artwork-card__meta {
    font-size: 0.8125rem;
    color: var(--gray-500);
    margin-bottom: 4px;
}

.artwork-card__price {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--black);
}

.artwork-card__status {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    padding: 3px 10px;
    border-radius: 2px;
}

.status--sold {
    background: var(--black);
    color: var(--white);
}

.status--poa {
    background: var(--gray-200);
    color: var(--gray-700);
}

.status--permanent {
    background: var(--gray-100);
    color: var(--gray-500);
}

/* --- Filter Bar --- */
.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 48px;
    justify-content: center;
}

.filter-pill {
    display: inline-block;
    padding: 8px 20px;
    font-size: 0.8125rem;
    font-weight: 500;
    letter-spacing: 0.5px;
    text-decoration: none;
    border: 1px solid var(--gray-300);
    border-radius: 100px;
    transition: all 0.2s;
    color: var(--gray-700);
}

.filter-pill:hover {
    border-color: var(--black);
    color: var(--black);
}

.filter-pill.active {
    background: var(--black);
    color: var(--white);
    border-color: var(--black);
}

/* --- Category Grid (Home) --- */
.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 16px;
}

.category-card {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px 16px;
    text-align: center;
    text-decoration: none;
    border: 1px solid var(--gray-200);
    transition: all 0.3s;
    font-family: var(--font-serif);
    font-size: 1.125rem;
}

.category-card:hover {
    border-color: var(--black);
    background: var(--black);
    color: var(--white);
}

.category-card span {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    color: var(--gray-500);
    margin-left: 8px;
}

.category-card:hover span {
    color: rgba(255, 255, 255, 0.6);
}

/* --- Artwork Detail --- */
.detail-layout {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 64px;
    align-items: start;
    padding: 48px 0 80px;
}

.detail-image {
    background: var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 400px;
    padding: 24px;
    cursor: zoom-in;
    position: relative;
}

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

.detail-sidebar {
    padding-top: 16px;
}

.detail-sidebar h1 {
    font-size: 2rem;
    margin-bottom: 8px;
    letter-spacing: 1px;
}

.detail-sidebar .artist-link {
    font-size: 0.9375rem;
    color: var(--gray-500);
    text-decoration: none;
    margin-bottom: 24px;
    display: block;
}

.detail-sidebar .artist-link:hover {
    color: var(--black);
}

.detail-divider {
    border: none;
    border-top: 1px solid var(--gray-200);
    margin: 24px 0;
}

.detail-price {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.detail-meta {
    list-style: none;
    margin-bottom: 8px;
}

.detail-meta li {
    padding: 8px 0;
    border-bottom: 1px solid var(--gray-100);
    font-size: 0.9375rem;
    display: flex;
    justify-content: space-between;
}

.detail-meta li span:first-child {
    color: var(--gray-500);
    font-weight: 500;
}

.detail-notes {
    color: var(--gray-700);
    font-size: 0.9375rem;
    line-height: 1.7;
    margin-top: 16px;
}

.detail-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 32px;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    text-decoration: none;
    color: var(--gray-500);
    margin-bottom: 24px;
    transition: color 0.2s;
}

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

/* --- Artist Page --- */
.artist-header {
    text-align: center;
    padding: 64px 0 48px;
}

.artist-header h1 {
    font-size: clamp(2rem, 4vw, 3rem);
    letter-spacing: 3px;
    margin-bottom: 16px;
}

.artist-bio {
    max-width: 700px;
    margin: 0 auto;
    color: var(--gray-700);
    font-size: 1.0625rem;
    line-height: 1.8;
}

/* --- Forms --- */
.form-page {
    max-width: 640px;
    margin: 0 auto;
    padding: 64px 24px 80px;
}

.form-page h1 {
    font-size: 2rem;
    margin-bottom: 8px;
    letter-spacing: 2px;
    text-align: center;
}

.form-page .subtitle {
    text-align: center;
    color: var(--gray-500);
    margin-bottom: 48px;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--gray-700);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid var(--gray-300);
    border-radius: 0;
    font-size: 1rem;
    font-family: var(--font-sans);
    transition: border-color 0.2s;
    -webkit-appearance: none;
    background: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--black);
}

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

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.artwork-enquiry-ref {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: var(--gray-100);
    margin-bottom: 32px;
}

.artwork-enquiry-ref img {
    width: 80px;
    height: 80px;
    object-fit: contain;
    background: var(--white);
}

.artwork-enquiry-ref span {
    font-family: var(--font-serif);
    font-size: 1.125rem;
}

.honeypot {
    position: absolute;
    left: -9999px;
    opacity: 0;
    height: 0;
    width: 0;
    overflow: hidden;
}

/* --- Flash Messages --- */
.flash-messages {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 16px 24px 0;
}

.flash {
    padding: 12px 20px;
    font-size: 0.9rem;
    border-left: 3px solid var(--black);
    background: var(--gray-100);
    margin-bottom: 8px;
}

.flash--error {
    border-left-color: #c00;
    background: #fff0f0;
}

/* --- Thank You --- */
.thank-you {
    text-align: center;
    padding: 120px 24px;
}

.thank-you h1 {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.thank-you p {
    color: var(--gray-500);
    font-size: 1.0625rem;
    margin-bottom: 40px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

/* --- Footer --- */
.site-footer {
    background: var(--black);
    color: rgba(255, 255, 255, 0.6);
    padding: 64px 0 32px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-col h3 {
    font-family: var(--font-serif);
    color: var(--white);
    font-size: 1.125rem;
    margin-bottom: 16px;
    letter-spacing: 1px;
}

.footer-col p,
.footer-col a {
    font-size: 0.875rem;
    line-height: 2;
    color: rgba(255, 255, 255, 0.5);
    text-decoration: none;
}

.footer-col a:hover {
    color: var(--white);
}

.footer-col a {
    display: block;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 24px;
    text-align: center;
    font-size: 0.8125rem;
}

/* --- Lightbox --- */
.lightbox {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 1000;
    background: rgba(0, 0, 0, 0.92);
    align-items: center;
    justify-content: center;
    cursor: zoom-out;
}

.lightbox.open {
    display: flex;
}

.lightbox img {
    max-width: 90vw;
    max-height: 90vh;
    object-fit: contain;
}

.lightbox-close {
    position: absolute;
    top: 24px;
    right: 24px;
    background: none;
    border: none;
    color: white;
    font-size: 2rem;
    cursor: pointer;
    line-height: 1;
    padding: 8px;
}

/* --- Empty State --- */
.empty-state {
    text-align: center;
    padding: 80px 24px;
    color: var(--gray-500);
}

.empty-state h2 {
    margin-bottom: 8px;
}

/* --- Responsive --- */
@media (max-width: 900px) {
    .detail-layout {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .detail-sidebar {
        padding-top: 0;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: block;
    }

    .site-nav {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--white);
        border-bottom: 1px solid var(--gray-200);
        flex-direction: column;
        padding: 16px 24px;
        gap: 0;
    }

    .site-nav.open {
        display: flex;
    }

    .site-nav a {
        padding: 12px 0;
        border-bottom: 1px solid var(--gray-100);
        width: 100%;
    }

    .site-nav a::after {
        display: none;
    }

    .artwork-grid {
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
        gap: 24px;
    }

    .section {
        padding: 48px 0;
    }

    .hero {
        min-height: 60vh;
    }

    .form-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .artwork-grid {
        grid-template-columns: 1fr 1fr;
        gap: 16px;
    }

    .artwork-card__image {
        aspect-ratio: 1;
    }

    .artwork-card__title {
        font-size: 0.9375rem;
    }

    .artwork-card__price {
        font-size: 0.8125rem;
    }

    .hero h1 {
        letter-spacing: 4px;
    }

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


/* ======================================================
   About page
   ====================================================== */
.eyebrow {
    display: block;
    font-family: var(--font-sans);
    font-size: 0.7rem;
    letter-spacing: 0.28em;
    text-transform: uppercase;
    color: var(--gray-700);
    margin-bottom: 18px;
}
.rule {
    display: block;
    width: 40px;
    height: 1px;
    background: #c9a56a;
    margin: 22px 0 26px;
}
.about-hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}
.about-hero__text { padding: 80px 64px 80px 0; }
.about-hero h1 { font-size: clamp(3rem, 7vw, 5.2rem); letter-spacing: 0.01em; margin-bottom: 14px; text-transform: uppercase; }
.about-hero__lead { font-family: var(--font-serif); font-size: clamp(1.4rem, 2.6vw, 2rem); line-height: 1.25; color: var(--black); }
.about-hero__body { font-family: var(--font-serif); font-size: 1.15rem; color: var(--gray-700); max-width: 460px; }
.about-hero__tags { margin-top: 36px; font-size: 0.7rem; letter-spacing: 0.28em; text-transform: uppercase; color: var(--gray-500); }
.about-hero__image { background: var(--gray-100); aspect-ratio: 1 / 1; overflow: hidden; }
.about-hero__image img { width: 100%; height: 100%; object-fit: cover; }

.pillars {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    background: var(--off-white);
    border-top: 1px solid var(--gray-200);
    border-bottom: 1px solid var(--gray-200);
}
.pillar { padding: 40px 32px; border-right: 1px solid var(--gray-200); }
.pillar:last-child { border-right: 0; }
.pillar__num { font-size: 0.7rem; letter-spacing: 0.2em; color: var(--gray-500); }
.pillar h2 { font-size: 1.9rem; text-transform: uppercase; margin: 10px 0 4px; }
.pillar p { font-family: var(--font-serif); font-size: 1.1rem; color: var(--gray-700); }

.director {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 80px 24px;
}
.director__image { aspect-ratio: 4 / 3; overflow: hidden; background: var(--gray-100); }
.director__image img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 20%; }
.director h2 { font-size: clamp(2.6rem, 5vw, 4rem); margin-bottom: 4px; }
.director p { font-family: var(--font-serif); font-size: 1.15rem; color: var(--gray-700); margin-bottom: 18px; max-width: 520px; }
.about-btn { margin-top: 10px; letter-spacing: 0.2em; font-size: 0.7rem; }

.about-panels {
    display: grid;
    grid-template-columns: 1fr 1fr;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px 80px;
    border-top: 1px solid var(--gray-200);
}
.panel { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; padding: 56px 32px 56px 0; }
.panel + .panel { border-left: 1px solid var(--gray-200); padding-left: 32px; padding-right: 0; }
.panel h2 { font-size: 1.9rem; text-transform: uppercase; line-height: 1.1; margin-bottom: 16px; }
.panel p { font-family: var(--font-serif); font-size: 1.05rem; color: var(--gray-700); margin-bottom: 28px; }
.panel__image { aspect-ratio: 3 / 4; overflow: hidden; background: var(--gray-100); }
.panel__image img { width: 100%; height: 100%; object-fit: cover; }
.text-link { font-size: 0.7rem; letter-spacing: 0.22em; text-transform: uppercase; text-decoration: none; border-bottom: 1px solid #c9a56a; padding-bottom: 4px; }
.text-link:hover { border-color: var(--black); }

@media (max-width: 900px) {
    .about-hero, .director, .about-panels { grid-template-columns: 1fr; }
    .about-hero__text { padding: 56px 0 40px; }
    .pillars { grid-template-columns: 1fr 1fr; }
    .pillar:nth-child(2) { border-right: 0; }
    .pillar:nth-child(-n+2) { border-bottom: 1px solid var(--gray-200); }
    .director { gap: 32px; padding: 56px 24px; }
    .panel { padding: 40px 0; grid-template-columns: 1fr; }
    .panel + .panel { border-left: 0; border-top: 1px solid var(--gray-200); padding-left: 0; }
    .panel__image { aspect-ratio: 4 / 3; }
}

@media (max-width: 600px) {
    .about-hero, .director, .about-panels { padding-left: 20px; padding-right: 20px; }
    .about-hero__text { padding: 48px 0 36px; }
    .about-hero h1 { font-size: 2.6rem; }
    .about-hero__lead { font-size: 1.35rem; }
    .about-hero__tags { margin-top: 28px; }
    .pillars { grid-template-columns: 1fr; }
    .pillar { padding: 26px 20px; border-right: 0; border-bottom: 1px solid var(--gray-200); }
    .pillar:last-child { border-bottom: 0; }
    .pillar h2 { font-size: 1.6rem; }
    .director { gap: 28px; padding-top: 48px; padding-bottom: 48px; }
    .director h2 { font-size: 2.4rem; }
    .about-panels { padding-bottom: 48px; }
    .panel { padding: 40px 0; }
    .panel h2 { font-size: 1.6rem; }
}