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

:root {
    --bg: #FDFCFA;
    --text: #1E1E1E;
    --text-light: #6B6560;
    --accent: #8B7355;
    --accent-hover: #6F5B42;
    --border: #E8E3DD;
    --card-bg: #FFFFFF;
    --overlay: rgba(20, 18, 15, 0.85);
    --radius: 4px;
    --font-serif: 'Cormorant Garamond', Georgia, serif;
    --font-sans: 'Inter', -apple-system, sans-serif;
    --nav-height: 72px;
    --section-pad: clamp(3rem, 8vw, 6rem);
}

html { scroll-behavior: smooth; }
body {
    font-family: var(--font-sans);
    font-weight: 300;
    color: var(--text);
    background: var(--bg);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea {
    font: inherit;
    color: inherit;
    border: none;
    background: none;
    outline: none;
}

/* ===== Typography ===== */
.page-title {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 5vw, 3.2rem);
    font-weight: 400;
    letter-spacing: 0.02em;
    margin-bottom: 1.5rem;
}
.section-title {
    font-family: var(--font-serif);
    font-size: clamp(1.6rem, 4vw, 2.4rem);
    font-weight: 400;
    text-align: center;
    margin-bottom: 2.5rem;
    letter-spacing: 0.02em;
}

/* ===== Nav ===== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 clamp(1.5rem, 4vw, 4rem);
    background: rgba(253, 252, 250, 0.92);
    backdrop-filter: blur(12px);
    z-index: 100;
    border-bottom: 1px solid transparent;
    transition: border-color 0.3s;
}
.nav.scrolled { border-bottom-color: var(--border); }
.nav-logo {
    font-family: var(--font-serif);
    font-size: 1.6rem;
    font-weight: 600;
    letter-spacing: 0.04em;
}
.nav-links {
    display: flex;
    gap: 2.5rem;
}
.nav-links a {
    font-size: 0.85rem;
    font-weight: 400;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    position: relative;
    padding: 0.25rem 0;
}
.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--accent);
    transition: width 0.3s;
}
.nav-links a:hover::after,
.nav-links a.active::after { width: 100%; }
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 4px;
}
.nav-toggle span {
    display: block;
    width: 24px;
    height: 1.5px;
    background: var(--text);
    transition: all 0.3s;
}
.nav-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(4.5px, 4.5px); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(4.5px, -4.5px); }

/* ===== Hero ===== */
.hero {
    min-height: 85vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--nav-height) 2rem 4rem;
    background:
        linear-gradient(160deg, #F5F0EB 0%, #FDFCFA 40%, #F0EBE3 100%);
}
.hero-title {
    font-family: var(--font-serif);
    font-size: clamp(3.5rem, 12vw, 8rem);
    font-weight: 400;
    letter-spacing: 0.06em;
    line-height: 1;
    margin-bottom: 0.5rem;
}
.hero-subtitle {
    font-size: clamp(0.9rem, 2vw, 1.15rem);
    font-weight: 300;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--text-light);
    margin-bottom: 2.5rem;
}
.hero-cta {
    display: inline-block;
    font-size: 0.82rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    border: 1px solid var(--text);
    padding: 0.9rem 2.5rem;
    transition: all 0.3s;
}
.hero-cta:hover {
    background: var(--text);
    color: var(--bg);
}

/* ===== Sections ===== */
.section {
    padding: var(--section-pad) clamp(1.5rem, 4vw, 4rem);
    max-width: 1400px;
    margin: 0 auto;
}
.section:first-of-type { padding-top: calc(var(--nav-height) + var(--section-pad)); }
.section-cta { text-align: center; margin-top: 3rem; }
.section-empty { min-height: 40vh; display: flex; align-items: center; justify-content: center; }
.empty-message {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    font-style: italic;
    color: var(--text-light);
}

/* ===== Buttons ===== */
.btn {
    display: inline-block;
    font-size: 0.82rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 0.75rem 2rem;
    background: var(--accent);
    color: #fff;
    border-radius: var(--radius);
    cursor: pointer;
    transition: background 0.3s;
}
.btn:hover { background: var(--accent-hover); }
.btn-outline {
    background: none;
    color: var(--text);
    border: 1px solid var(--border);
}
.btn-outline:hover { background: var(--text); color: #fff; border-color: var(--text); }
.btn-sm { padding: 0.45rem 1rem; font-size: 0.75rem; }
.btn-danger { background: #C0392B; }
.btn-danger:hover { background: #96281B; }
.btn-save { background: var(--accent); }

/* ===== Preview Grid (Home) ===== */
.grid-preview {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}
.preview-card {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius);
    cursor: pointer;
}
.preview-img-wrap {
    aspect-ratio: 1;
    overflow: hidden;
}
.preview-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}
.preview-card:hover .preview-img-wrap img { transform: scale(1.04); }
.preview-info {
    padding: 0.8rem 0;
    display: flex;
    justify-content: space-between;
    align-items: baseline;
}
.preview-title {
    font-family: var(--font-serif);
    font-size: 1.05rem;
}
.preview-year {
    font-size: 0.8rem;
    color: var(--text-light);
}

/* ===== Gallery Grid ===== */
.gallery-section .page-title { text-align: center; }

.filter-bar {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 2.5rem;
}
.filter-btn {
    font-size: 0.78rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 0.5rem 1.2rem;
    border: 1px solid var(--border);
    border-radius: 2rem;
    cursor: pointer;
    transition: all 0.3s;
}
.filter-btn.active,
.filter-btn:hover {
    background: var(--text);
    color: var(--bg);
    border-color: var(--text);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1rem;
}
.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius);
    cursor: pointer;
    aspect-ratio: 1;
}
.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}
.gallery-item:hover img { transform: scale(1.03); }
.gallery-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.35);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s;
}
.gallery-item:hover .gallery-overlay { opacity: 1; }
.gallery-overlay-title {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    color: #fff;
}
.gallery-overlay-year {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.8);
    margin-top: 0.25rem;
}
.gallery-item.hidden {
    display: none;
}

/* ===== Lightbox ===== */
.lightbox {
    position: fixed;
    inset: 0;
    background: var(--overlay);
    z-index: 200;
    display: none;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s;
}
.lightbox.open {
    display: flex;
    opacity: 1;
}
.lightbox-close {
    position: absolute;
    top: 1.5rem;
    right: 2rem;
    font-size: 2.5rem;
    color: #fff;
    cursor: pointer;
    line-height: 1;
    z-index: 201;
}
.lightbox-prev, .lightbox-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    font-size: 3rem;
    color: rgba(255,255,255,0.7);
    cursor: pointer;
    z-index: 201;
    transition: color 0.2s;
}
.lightbox-prev:hover, .lightbox-next:hover { color: #fff; }
.lightbox-prev { left: 1.5rem; }
.lightbox-next { right: 1.5rem; }
.lightbox-content {
    max-width: 85vw;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.lightbox-content img {
    max-width: 100%;
    max-height: 72vh;
    object-fit: contain;
    border-radius: var(--radius);
}
.lightbox-info {
    text-align: center;
    color: #fff;
    margin-top: 1.2rem;
    max-width: 600px;
}
.lightbox-info h3 {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    font-weight: 400;
    margin-bottom: 0.3rem;
}
.lightbox-info p {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.75);
    margin-bottom: 0.3rem;
}
.lightbox-info span {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.5);
}

/* ===== About ===== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 4rem;
    align-items: start;
}
.portrait-frame {
    position: relative;
    aspect-ratio: 3/4;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    overflow: hidden;
    border-radius: var(--radius);
}
.portrait-brush {
    position: absolute;
    border-radius: 50%;
    z-index: 0;
}
.portrait-brush-1 {
    width: 120%;
    height: 80%;
    bottom: -10%;
    left: -10%;
    background: linear-gradient(135deg, #D4C5B2 0%, #B8860B 50%, #8B7355 100%);
    opacity: 0.35;
    filter: blur(30px);
}
.portrait-brush-2 {
    width: 80%;
    height: 60%;
    top: 5%;
    right: -15%;
    background: linear-gradient(220deg, #EDE8E3 0%, #C4A882 100%);
    opacity: 0.3;
    filter: blur(25px);
}
.portrait-img {
    position: relative;
    z-index: 1;
    width: 75%;
    max-width: 320px;
    object-fit: contain;
    filter: contrast(1.05) saturate(0.9);
    transition: transform 0.6s ease;
}
.portrait-frame:hover .portrait-img {
    transform: scale(1.03);
}
.about-lead {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}
.about-text p { margin-bottom: 1rem; }

/* ===== Events / Expositions ===== */
.events-section {
    border-top: 1px solid var(--border);
}
.events-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
}
.event-card {
    display: flex;
    gap: 2rem;
    align-items: flex-start;
}
.event-date {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 400;
    color: var(--accent);
    flex-shrink: 0;
    min-width: 5rem;
    text-align: right;
    line-height: 1.2;
}
.event-body h3 {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    font-weight: 400;
    margin-bottom: 0.4rem;
}
.event-body p {
    font-size: 0.95rem;
    color: var(--text-light);
    margin-bottom: 0.6rem;
}
.event-link {
    font-size: 0.82rem;
    font-weight: 500;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--accent);
    border-bottom: 1px solid var(--accent);
    padding-bottom: 1px;
    transition: opacity 0.2s;
}
.event-link:hover { opacity: 0.7; }

/* ===== Video ===== */
.video-section {
    border-top: 1px solid var(--border);
    text-align: center;
}
.video-embed {
    max-width: 540px;
    margin: 0 auto;
}
.video-embed .instagram-media {
    margin: 0 auto !important;
    min-width: 0 !important;
}

/* ===== Legal ===== */
.legal-section {
    border-top: 1px solid var(--border);
}
.legal-details summary {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    cursor: pointer;
    color: var(--text-light);
    text-align: center;
    list-style: none;
    transition: color 0.2s;
}
.legal-details summary::-webkit-details-marker { display: none; }
.legal-details summary::before {
    content: '+ ';
    font-weight: 300;
}
.legal-details[open] summary::before {
    content: '- ';
}
.legal-details summary:hover { color: var(--text); }
.legal-content {
    margin-top: 1.5rem;
    font-size: 0.88rem;
    color: var(--text-light);
    line-height: 2;
    text-align: center;
}
.legal-content p { margin-bottom: 0.2rem; }

/* ===== Contact ===== */
.contact-section { text-align: center; }
.contact-text {
    font-size: 1.05rem;
    line-height: 2;
}
.contact-link {
    color: var(--accent);
    border-bottom: 1px solid var(--accent);
    transition: opacity 0.2s;
}
.contact-link:hover { opacity: 0.7; }

.about-social {
    margin-top: 1.5rem;
    display: flex;
    gap: 1.2rem;
}
.social-link {
    font-size: 0.82rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--accent);
    border-bottom: 1px solid var(--accent);
    padding-bottom: 2px;
    transition: opacity 0.2s;
}
.social-link:hover { opacity: 0.7; }

/* ===== Admin ===== */
.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 2rem;
}

.admin-login-section {
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: calc(var(--nav-height) + 2rem);
}
.login-card {
    text-align: center;
    max-width: 360px;
    width: 100%;
}
.login-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}
.login-form input {
    border: 1px solid var(--border);
    padding: 0.8rem 1rem;
    border-radius: var(--radius);
    font-size: 1rem;
    text-align: center;
}
.login-error {
    color: #C0392B;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

/* Upload */
.admin-upload-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem;
    margin-bottom: 2.5rem;
}
.admin-upload-card h2 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: 1.5rem;
}
.upload-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}
.upload-dropzone {
    position: relative;
    border: 2px dashed var(--border);
    border-radius: var(--radius);
    padding: 2.5rem 1.5rem;
    text-align: center;
    transition: border-color 0.2s, background 0.2s;
    cursor: pointer;
}
.upload-dropzone.dragover {
    border-color: var(--accent);
    background: rgba(139,115,85,0.05);
}
.upload-dropzone input {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
}
.dropzone-text {
    color: var(--text-light);
    font-size: 0.9rem;
}
.dropzone-text span {
    color: var(--accent);
    text-decoration: underline;
}
.dropzone-preview {
    margin-top: 0.5rem;
    font-size: 0.85rem;
    color: var(--accent);
}
.upload-fields {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}
.upload-fields input,
.upload-fields textarea,
.upload-fields select {
    border: 1px solid var(--border);
    padding: 0.6rem 0.8rem;
    border-radius: var(--radius);
    font-size: 0.9rem;
}
.upload-fields textarea { resize: vertical; }
.upload-row {
    display: flex;
    gap: 0.8rem;
}
.upload-row select { flex: 1; }
.upload-row input { flex: 1; }

/* Admin cards */
.admin-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
}
.admin-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    display: flex;
}
.admin-card-img {
    width: 120px;
    flex-shrink: 0;
}
.admin-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.admin-card-body {
    padding: 1rem;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}
.admin-title-input {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    border-bottom: 1px solid var(--border);
    padding-bottom: 0.3rem;
}
.admin-card-meta {
    display: flex;
    gap: 0.5rem;
}
.admin-cat-select, .admin-year-input {
    font-size: 0.8rem;
    border: 1px solid var(--border);
    padding: 0.3rem 0.5rem;
    border-radius: var(--radius);
}
.admin-cat-select { flex: 1; }
.admin-year-input { width: 60px; }
.admin-card-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: auto;
}

/* ===== Crop Modal ===== */
.crop-modal {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.7);
    z-index: 300;
    display: none;
    align-items: center;
    justify-content: center;
}
.crop-modal.open {
    display: flex;
}
.crop-modal-inner {
    background: var(--card-bg);
    border-radius: var(--radius);
    width: 90vw;
    max-width: 900px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}
.crop-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border);
}
.crop-modal-header h3 {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    font-weight: 400;
}
.crop-modal-close {
    font-size: 1.8rem;
    cursor: pointer;
    line-height: 1;
    color: var(--text-light);
}
.crop-modal-body {
    flex: 1;
    overflow: hidden;
    max-height: 65vh;
    background: #1a1a1a;
}
.crop-modal-body img {
    display: block;
    max-width: 100%;
}
.crop-modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 0.8rem;
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border);
}

/* ===== Footer ===== */
.footer {
    border-top: 1px solid var(--border);
    padding: 2rem clamp(1.5rem, 4vw, 4rem);
    text-align: center;
}
.footer p {
    font-size: 0.8rem;
    color: var(--text-light);
    letter-spacing: 0.05em;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .nav-toggle { display: flex; }
    .nav-links {
        position: fixed;
        top: var(--nav-height);
        left: 0;
        right: 0;
        background: var(--bg);
        flex-direction: column;
        align-items: center;
        gap: 0;
        padding: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s, padding 0.3s;
        border-bottom: 1px solid var(--border);
    }
    .nav-links.open {
        max-height: 300px;
        padding: 1rem 0;
    }
    .nav-links a { padding: 0.75rem 0; }
    .hero { min-height: 70vh; }
    .hero-title { font-size: clamp(3rem, 15vw, 5rem); }
    .about-grid { grid-template-columns: 1fr; gap: 2rem; }
    .event-card { flex-direction: column; gap: 0.5rem; }
    .event-date { text-align: left; min-width: auto; }
    .upload-form { grid-template-columns: 1fr; }
    .gallery-grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); }
    .admin-card { flex-direction: column; }
    .admin-card-img { width: 100%; height: 140px; }
    .lightbox-prev { left: 0.5rem; }
    .lightbox-next { right: 0.5rem; }
}

/* ===== Scroll animation ===== */
@media (prefers-reduced-motion: no-preference) {
    .nav { transition: border-color 0.3s, background 0.3s; }
}