/* ==========================================================================
   Kristýnka & Lukáš - Svatební Fotogalerie & Vzkazy
   Design System & Styling
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Caveat:wght@600;700&family=Crimson+Pro:ital,wght@0,400;0,600;0,700;1,400&family=Dancing+Script:wght@600;700&family=Poppins:wght@300;400;500;600;700&display=swap');

:root {
    /* Color Palette */
    --color-bg-main: #FAF8F6;
    --color-bg-card: #FFFFFF;
    --color-bg-alt: #F0EAE1;         /* Warm Sand Contrast Section Background */
    
    --color-text-main: #2D3748;
    --color-text-muted: #718096;
    --color-text-light: #A0AEC0;
    
    --color-primary: #C5A059;        /* Warm Rose Gold / Gold */
    --color-primary-dark: #A37E36;
    --color-primary-light: #F7EFE1;
    
    --color-secondary: #8C6A5A;      /* Warm Earthy Mauve */
    --color-accent-blush: #E8D4CC;
    --color-rose: #E0A996;
    --color-danger: #E53E3E;
    
    --color-dark: #1A202C;
    --color-dark-glass: rgba(26, 32, 44, 0.85);
    --color-card-shadow: 0 10px 30px rgba(140, 106, 90, 0.08);
    --color-card-shadow-hover: 0 20px 40px rgba(140, 106, 90, 0.16);

    /* Fonts */
    --font-heading: 'Crimson Pro', Georgia, serif;
    --font-script: 'Dancing Script', 'Caveat', cursive;
    --font-body: 'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Radius & Transitions */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-full: 9999px;
    
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-bg-main);
    color: var(--color-text-main);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Custom Selection & Scrollbars */
::selection {
    background: var(--color-primary-light);
    color: var(--color-primary-dark);
}

::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: var(--color-bg-main);
}
::-webkit-scrollbar-thumb {
    background: var(--color-accent-blush);
    border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--color-primary);
}

/* Typography Utilities */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    color: var(--color-dark);
    font-weight: 600;
}

.script-text {
    font-family: var(--font-script);
    color: var(--color-primary);
    font-size: 2rem;
    line-height: 1.2;
}

/* Container */
.container {
    width: 100%;
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Header & Navigation Bar */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(250, 248, 246, 0.94);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(197, 160, 89, 0.18);
    transition: var(--transition-smooth);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.9rem 1.5rem;
}

.brand-wrapper {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    text-decoration: none;
    color: inherit;
}

.brand-logo {
    width: 46px;
    height: 46px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--color-primary);
    box-shadow: 0 4px 12px rgba(197, 160, 89, 0.25);
}

.brand-title {
    font-family: var(--font-heading);
    font-size: 1.45rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--color-dark);
}

.brand-subtitle {
    font-size: 0.78rem;
    color: var(--color-primary);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.65rem 1.35rem;
    font-family: var(--font-body);
    font-size: 0.92rem;
    font-weight: 500;
    border-radius: var(--radius-full);
    border: 1px solid transparent;
    cursor: pointer;
    transition: var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: #FFFFFF;
    box-shadow: 0 4px 15px rgba(197, 160, 89, 0.35);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(197, 160, 89, 0.45);
}

.btn-secondary {
    background: var(--color-bg-card);
    color: var(--color-secondary);
    border: 1px solid rgba(140, 106, 90, 0.25);
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}

.btn-secondary:hover {
    background: var(--color-bg-alt);
    border-color: var(--color-secondary);
    transform: translateY(-1px);
}

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

.btn-outline:hover {
    background: var(--color-primary-light);
}

.btn-danger {
    background: #FFF5F5;
    color: var(--color-danger);
    border: 1px solid rgba(229, 62, 62, 0.3);
}

.btn-danger:hover {
    background: var(--color-danger);
    color: #FFFFFF;
}

.btn-icon-only {
    padding: 0.65rem;
    border-radius: 50%;
}

.btn-sm {
    padding: 0.45rem 0.95rem;
    font-size: 0.82rem;
}

/* Hero Section */
.hero-section {
    padding: 3.5rem 1.5rem 2.5rem;
    text-align: center;
    background: radial-gradient(circle at 50% 30%, rgba(247, 239, 225, 0.7) 0%, rgba(250, 248, 246, 0) 70%);
}

.hero-subtitle {
    font-family: var(--font-script);
    font-size: 2.2rem;
    color: var(--color-primary);
    margin-bottom: 0.25rem;
}

.hero-title {
    font-size: 3.2rem;
    font-weight: 700;
    line-height: 1.15;
    margin-bottom: 0.75rem;
    color: var(--color-dark);
}

.hero-details {
    display: inline-flex;
    align-items: center;
    gap: 0.85rem;
    padding: 0.4rem 1.25rem;
    background: rgba(255, 255, 255, 0.85);
    border: 1px solid rgba(197, 160, 89, 0.25);
    border-radius: var(--radius-full);
    font-size: 0.92rem;
    color: var(--color-secondary);
    margin-bottom: 2rem;
    box-shadow: 0 4px 12px rgba(0,0,0,0.03);
    flex-wrap: wrap;
    justify-content: center;
}

.hero-details .dot-separator {
    color: var(--color-primary);
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

/* SECTION 1: Photos & Videos Section (Light Warm Ivory) */
.gallery-section {
    padding: 3rem 0 4rem;
    background: var(--color-bg-main);
    border-top: 1px solid rgba(197, 160, 89, 0.15);
}

.section-header {
    text-align: center;
    margin-bottom: 2rem;
}

.section-subtitle {
    font-family: var(--font-script);
    font-size: 2.2rem;
    color: var(--color-primary);
}

.section-title {
    font-size: 2.3rem;
    color: var(--color-dark);
}

/* Navigation Tabs & Filter Bar */
.gallery-filter-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 0;
    margin-bottom: 1.75rem;
    border-bottom: 1px solid rgba(197, 160, 89, 0.15);
    flex-wrap: wrap;
    gap: 1rem;
}

.filter-pills {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.85);
    padding: 0.35rem;
    border-radius: var(--radius-full);
    border: 1px solid rgba(197, 160, 89, 0.2);
}

.filter-btn {
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-full);
    border: none;
    background: transparent;
    font-family: var(--font-body);
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--color-text-muted);
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.filter-btn:hover {
    color: var(--color-dark);
}

.filter-btn.active {
    background: var(--color-primary);
    color: #FFFFFF;
    box-shadow: 0 2px 8px rgba(197, 160, 89, 0.3);
}

.filter-count {
    font-size: 0.75rem;
    opacity: 0.85;
    background: rgba(0, 0, 0, 0.06);
    padding: 0.1rem 0.45rem;
    border-radius: var(--radius-full);
}

.filter-btn.active .filter-count {
    background: rgba(255, 255, 255, 0.25);
}

/* Gallery Grid */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1.25rem;
}

.gallery-item-card {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--color-bg-card);
    aspect-ratio: 4 / 3;
    cursor: pointer;
    box-shadow: var(--color-card-shadow);
    transition: var(--transition-smooth);
    border: 1px solid rgba(197, 160, 89, 0.12);
}

.gallery-item-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--color-card-shadow-hover);
    border-color: rgba(197, 160, 89, 0.4);
}

.gallery-thumb-wrapper {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
    background: #2D3748;
}

.gallery-thumb {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.media-type-badge {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    background: rgba(26, 32, 44, 0.75);
    backdrop-filter: blur(4px);
    color: #FFFFFF;
    font-size: 0.75rem;
    padding: 0.25rem 0.6rem;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    gap: 0.3rem;
    z-index: 2;
}

.play-overlay-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.9);
    width: 54px;
    height: 54px;
    background: rgba(26, 32, 44, 0.75);
    backdrop-filter: blur(6px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #FFFFFF;
    font-size: 1.5rem;
    transition: var(--transition-fast);
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
    border: 1.5px solid rgba(255,255,255,0.4);
}

.gallery-item-card:hover .play-overlay-icon {
    transform: translate(-50%, -50%) scale(1.1);
    background: var(--color-primary);
    border-color: #FFFFFF;
}

.card-hover-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(26, 32, 44, 0.5) 0%, transparent 60%);
    opacity: 0;
    transition: var(--transition-fast);
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    padding: 0.85rem 1rem;
    color: #FFFFFF;
}

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

.hover-meta {
    font-size: 0.78rem;
    opacity: 0.9;
    font-weight: 500;
}

/* SECTION 2: Guestbook Section (Distinct Soft Sand/Blush Contrast Background) */
.guestbook-section {
    padding: 4.5rem 0 5rem;
    background: var(--color-bg-alt);
    border-top: 2px solid rgba(197, 160, 89, 0.2);
    border-bottom: 1px solid rgba(197, 160, 89, 0.15);
}

.messages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
}

.message-card {
    background: var(--color-bg-card);
    border-radius: var(--radius-md);
    padding: 1.6rem;
    box-shadow: var(--color-card-shadow);
    border: 1px solid rgba(197, 160, 89, 0.18);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    position: relative;
    transition: var(--transition-fast);
}

.message-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--color-card-shadow-hover);
    border-color: rgba(197, 160, 89, 0.35);
}

.message-header {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    margin-bottom: 1rem;
}

.avatar-circle {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-accent-blush), var(--color-primary-light));
    color: var(--color-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.1rem;
    border: 1px solid rgba(197, 160, 89, 0.3);
}

.message-author {
    font-weight: 600;
    font-size: 1.05rem;
    color: var(--color-dark);
}

.message-date {
    font-size: 0.78rem;
    color: var(--color-text-light);
}

.message-body {
    font-size: 0.98rem;
    color: var(--color-text-main);
    line-height: 1.65;
    font-style: italic;
    margin-bottom: 1rem;
}

.message-footer-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-top: 1px dashed rgba(0,0,0,0.08);
    padding-top: 0.65rem;
    margin-top: 0.5rem;
}

.message-quote-icon {
    font-family: var(--font-heading);
    font-size: 3rem;
    color: rgba(197, 160, 89, 0.2);
    position: absolute;
    top: 0.75rem;
    right: 1.25rem;
    line-height: 1;
    pointer-events: none;
}

.card-delete-btn {
    background: transparent;
    border: none;
    color: var(--color-text-light);
    font-size: 0.8rem;
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.card-delete-btn:hover {
    color: var(--color-danger);
    background: #FFF5F5;
}

/* Modals Base */
.modal-backdrop {
    position: fixed;
    inset: 0;
    z-index: 1000;
    background: var(--color-dark-glass);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.modal-backdrop.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-content {
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 580px;
    padding: 2.25rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.35);
    border: 1px solid rgba(197, 160, 89, 0.25);
    position: relative;
    transform: scale(0.92) translateY(20px);
    transition: transform 0.3s ease;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-backdrop.active .modal-content {
    transform: scale(1) translateY(0);
}

.modal-close-btn {
    position: absolute;
    top: 1.25rem;
    right: 1.25rem;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid rgba(0,0,0,0.1);
    background: var(--color-bg-main);
    color: var(--color-text-muted);
    font-size: 1.2rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.modal-close-btn:hover {
    background: var(--color-primary);
    color: #FFFFFF;
}

.modal-header {
    text-align: center;
    margin-bottom: 1.75rem;
}

.modal-title {
    font-size: 1.8rem;
    margin-bottom: 0.35rem;
}

.modal-desc {
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

/* Forms & Inputs */
.form-group {
    margin-bottom: 1.25rem;
    text-align: left;
}

.form-label {
    display: block;
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--color-dark);
    margin-bottom: 0.4rem;
}

.form-input, .form-textarea {
    width: 100%;
    padding: 0.8rem 1.1rem;
    font-family: var(--font-body);
    font-size: 0.95rem;
    border: 1.5px solid rgba(140, 106, 90, 0.2);
    border-radius: var(--radius-sm);
    background: #FFFFFF;
    color: var(--color-dark);
    transition: var(--transition-fast);
}

.form-input:focus, .form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px var(--color-primary-light);
}

.form-textarea {
    resize: vertical;
    min-height: 110px;
}

/* Password Screen Modal */
#password-modal .modal-content {
    max-width: 440px;
    text-align: center;
}

.lock-avatar-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--color-primary-light);
    color: var(--color-primary-dark);
    font-size: 2rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    box-shadow: 0 4px 15px rgba(197, 160, 89, 0.2);
}

/* Lightbox Modal (Full view + CAPTION DETAIL) */
.lightbox-backdrop {
    position: fixed;
    inset: 0;
    z-index: 1100;
    background: rgba(15, 20, 28, 0.95);
    backdrop-filter: blur(12px);
    display: flex;
    flex-direction: column;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.lightbox-backdrop.active {
    opacity: 1;
    pointer-events: auto;
}

.lightbox-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.5rem;
    color: #FFFFFF;
    z-index: 10;
}

.lightbox-title-wrap {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.lightbox-body {
    flex: 1;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    overflow: hidden;
}

.lightbox-media-container {
    max-width: 90vw;
    max-height: 75vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.lightbox-image {
    max-width: 100%;
    max-height: 75vh;
    object-fit: contain;
    border-radius: var(--radius-sm);
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
}

.lightbox-video {
    max-width: 100%;
    max-height: 75vh;
    border-radius: var(--radius-sm);
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
    outline: none;
}

.lightbox-nav-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(8px);
    color: #FFFFFF;
    font-size: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.25);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
    z-index: 10;
}

.lightbox-nav-btn:hover {
    background: var(--color-primary);
    color: #FFFFFF;
}

.lightbox-nav-btn.prev { left: 1.5rem; }
.lightbox-nav-btn.next { right: 1.5rem; }

/* Lightbox Caption Bar (Visible ONLY in Lightbox Detail View!) */
.lightbox-caption-bar {
    background: rgba(26, 32, 44, 0.88);
    backdrop-filter: blur(10px);
    padding: 1.25rem 2rem;
    color: #FFFFFF;
    text-align: center;
    border-top: 1px solid rgba(255,255,255,0.1);
    max-width: 800px;
    margin: 0 auto 1.5rem;
    width: 90%;
    border-radius: var(--radius-md);
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.caption-text {
    font-size: 1.1rem;
    font-family: var(--font-heading);
    font-style: italic;
    color: #F7EFE1;
    margin-bottom: 0.35rem;
}

.caption-meta {
    font-size: 0.8rem;
    color: var(--color-text-light);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

/* Upload Modal Drag & Drop */
.dropzone {
    border: 2px dashed var(--color-primary);
    background: var(--color-primary-light);
    border-radius: var(--radius-md);
    padding: 2rem 1.5rem;
    text-align: center;
    cursor: pointer;
    transition: var(--transition-fast);
    margin-bottom: 1.25rem;
}

.dropzone:hover, .dropzone.dragover {
    background: #F2E4CD;
    border-color: var(--color-primary-dark);
}

.dropzone-icon {
    font-size: 2.5rem;
    color: var(--color-primary-dark);
    margin-bottom: 0.5rem;
}

.dropzone-text {
    font-weight: 500;
    color: var(--color-dark);
    margin-bottom: 0.25rem;
}

.dropzone-subtext {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.upload-file-list {
    max-height: 220px;
    overflow-y: auto;
    margin-bottom: 1.25rem;
}

.upload-file-item {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    padding: 0.65rem;
    background: var(--color-bg-main);
    border-radius: var(--radius-sm);
    margin-bottom: 0.5rem;
    font-size: 0.85rem;
}

.upload-file-preview {
    width: 48px;
    height: 48px;
    border-radius: 6px;
    object-fit: cover;
    background: #CBD5E0;
}

.upload-file-details {
    flex: 1;
}

.upload-file-name {
    font-weight: 500;
    color: var(--color-dark);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 200px;
}

.upload-caption-input {
    width: 100%;
    padding: 0.35rem 0.6rem;
    font-size: 0.82rem;
    border: 1px solid rgba(0,0,0,0.15);
    border-radius: 4px;
    margin-top: 0.25rem;
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.toast {
    background: var(--color-dark);
    color: #FFFFFF;
    padding: 0.85rem 1.35rem;
    border-radius: var(--radius-full);
    font-size: 0.9rem;
    font-weight: 500;
    box-shadow: 0 10px 25px rgba(0,0,0,0.25);
    display: flex;
    align-items: center;
    gap: 0.6rem;
    animation: toastIn 0.35s ease forwards;
}

.toast.success { background: #2F855A; }
.toast.error { background: #C53030; }

@keyframes toastIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Footer */
.site-footer {
    margin-top: auto;
    background: var(--color-dark);
    color: rgba(255,255,255,0.7);
    padding: 2.5rem 0 1.5rem;
    text-align: center;
    font-size: 0.88rem;
    border-top: 2px solid var(--color-primary);
}

.footer-logo {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    margin-bottom: 0.75rem;
    border: 1px solid var(--color-primary);
}

.footer-title {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    color: #FFFFFF;
    margin-bottom: 0.35rem;
}

/* Empty State */
.empty-gallery {
    text-align: center;
    padding: 4rem 1.5rem;
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    border: 2px dashed rgba(197, 160, 89, 0.25);
    grid-column: 1 / -1;
}

.empty-icon {
    font-size: 3.5rem;
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.empty-title {
    font-size: 1.6rem;
    margin-bottom: 0.5rem;
}

.empty-desc {
    color: var(--color-text-muted);
    margin-bottom: 1.5rem;
}

/* Responsive Breakpoints */
@media (max-width: 768px) {
    .hero-title { font-size: 2.4rem; }
    .hero-subtitle { font-size: 1.8rem; }
    .brand-subtitle { display: none; }
    .gallery-grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 0.85rem; }
    .lightbox-nav-btn.prev { left: 0.5rem; }
    .lightbox-nav-btn.next { right: 0.5rem; }
    .header-container { padding: 0.75rem 1rem; }
    .btn { padding: 0.55rem 1rem; font-size: 0.85rem; }
}