/* ==========================================================================
   DESIGN SYSTEM & CSS CUSTOM PROPERTIES
   ========================================================================== */
:root {
    /* Color Palette - Premium Wedding Bright/Ivory Theme */
    --color-bg: #fcfaf7;         /* Warm Ivory/Linen background */
    --color-bg-panel: #ffffff;   /* Pure white cards/containers */
    --color-border: rgba(150, 122, 59, 0.15); /* Subtle gold/bronze borders */
    --color-border-focus: rgba(150, 122, 59, 0.5);
    
    --color-text-primary: #2b2927;  /* Deep charcoal for readable text */
    --color-text-secondary: #706d66; /* Warm taupe for secondary text */
    --color-text-muted: #a6a39b;    /* Light gray for placeholders */
    
    --color-gold: #967a3b;        /* Deeper gold/bronze for high contrast */
    --color-gold-hover: #b39755;
    --color-gold-light: rgba(150, 122, 59, 0.08);
    --color-gold-glow: rgba(150, 122, 59, 0.2);
    
    --color-error: #c54a4a;
    --color-overlay: rgba(252, 250, 247, 0.96); /* Light overlay for Lightbox */
    
    /* Typography */
    --font-serif: 'Cinzel', serif;
    --font-sans: 'Montserrat', sans-serif;
    
    /* Glassmorphism Defaults (Light Mode) */
    --glass-bg: rgba(252, 250, 247, 0.85);
    --glass-border: rgba(150, 122, 59, 0.15);
    --glass-shadow: 0 8px 32px 0 rgba(150, 122, 59, 0.05);
    --glass-blur: blur(12px);

    /* Transitions */
    --transition-smooth: all 0.35s cubic-bezier(0.25, 0.8, 0.25, 1);
    --transition-fast: all 0.2s ease;
}

/* ==========================================================================
   BASE STYLES
   ========================================================================== */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

/* Custom Scrollbars */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--color-bg);
}
::-webkit-scrollbar-thumb {
    background: #dcd9d2;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--color-gold);
}

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

button {
    background: none;
    border: none;
    color: inherit;
    cursor: pointer;
    font-family: inherit;
}

/* Common UI Utilities */
.hidden {
    display: none !important;
}

.badge {
    background-color: var(--color-gold-light);
    border: 1px solid var(--color-border);
    color: var(--color-gold);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ==========================================================================
   PASSWORD GATE OVERLAY
   ========================================================================== */
.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 1000;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: var(--color-bg);
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.gate-active {
    opacity: 1;
    visibility: visible;
}

.gate-inactive {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.gate-content {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    padding: 3.5rem 2.5rem;
    border-radius: 12px;
    box-shadow: var(--glass-shadow);
    text-align: center;
    width: 90%;
    max-width: 450px;
    animation: gateEntrance 0.8s cubic-bezier(0.25, 0.8, 0.25, 1) forwards;
}

@keyframes gateEntrance {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.wedding-title {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 400;
    color: var(--color-gold);
    margin-bottom: 0.5rem;
    letter-spacing: 2px;
    text-shadow: none;
}

.wedding-subtitle {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    margin-bottom: 2rem;
    font-weight: 300;
    letter-spacing: 1px;
}

.input-group {
    display: flex;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    overflow: hidden;
    transition: var(--transition-fast);
    background: rgba(255, 255, 255, 0.9);
}

.input-group:focus-within {
    border-color: var(--color-border-focus);
    box-shadow: 0 0 8px var(--color-gold-glow);
}

#password-input {
    background: none;
    border: none;
    color: var(--color-text-primary);
    flex-grow: 1;
    font-family: inherit;
    font-size: 1rem;
    padding: 0.9rem 1.2rem;
    outline: none;
}

#password-input::placeholder {
    color: var(--color-text-muted);
}

#submit-password-btn {
    background-color: var(--color-gold-light);
    border-left: 1px solid var(--color-border);
    color: var(--color-gold);
    font-weight: 500;
    padding: 0 1.8rem;
    transition: var(--transition-fast);
}

#submit-password-btn:hover {
    background-color: var(--color-gold);
    color: var(--color-bg);
}

.error-msg {
    color: var(--color-error);
    font-size: 0.85rem;
    margin-top: 1rem;
    height: 1.2rem;
    font-weight: 400;
}

/* ==========================================================================
   HERO COVER PAGE SECTION
   ========================================================================== */
.hero {
    height: 100vh;
    width: 100%;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-color: var(--color-bg);
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(43, 41, 39, 0.25); /* High-key overlay to keep text readable on any user photo */
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: #ffffff;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.12);
}

.hero-title {
    font-family: var(--font-serif);
    font-size: 4rem;
    font-weight: 400;
    letter-spacing: 4px;
    margin-bottom: 1rem;
    text-transform: uppercase;
}

.hero-subtitle {
    font-family: var(--font-sans);
    font-size: 1rem;
    letter-spacing: 5px;
    text-transform: uppercase;
    font-weight: 500;
}

.scroll-arrow-btn {
    position: absolute;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
    color: #ffffff;
    animation: bounce 2s infinite;
    z-index: 2;
    transition: var(--transition-fast);
}

.scroll-arrow-btn:hover {
    color: var(--color-gold-hover);
    transform: translateX(-50%) scale(1.1);
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-10px); }
    60% { transform: translateX(-50%) translateY(-5px); }
}

/* ==========================================================================
   STICKY HEADER & TABS
   ========================================================================== */
/* ==========================================================================
   STICKY HEADER & TABS
   ========================================================================== */
.main-header {
    position: sticky;
    top: 0;
    width: 100%;
    z-index: 100;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.2rem;
    padding: 1.5rem 3rem 1.2rem 3rem;
    background: var(--glass-bg);
    border-bottom: 1px solid var(--glass-border);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    box-shadow: var(--glass-shadow);
}

.header-logo {
    position: relative;
    display: inline-block;
}

.collection-trigger {
    background: none;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    padding: 0.4rem 1rem;
    border-radius: 4px;
    transition: var(--transition-fast);
    color: var(--color-text-primary);
}

.collection-trigger:hover {
    background-color: var(--color-gold-light);
}

.collection-trigger span {
    font-family: var(--font-serif);
    font-size: 1.6rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    font-weight: 400;
}

.chevron-icon {
    color: var(--color-text-secondary);
    transition: transform var(--transition-fast);
}

.collection-trigger[aria-expanded="true"] .chevron-icon {
    transform: rotate(180deg);
}

.collection-dropdown {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    background: #ffffff;
    border: 1px solid var(--color-border);
    box-shadow: 0 10px 30px rgba(150, 122, 59, 0.08);
    border-radius: 8px;
    width: 260px;
    z-index: 1000;
    overflow: hidden;
    padding: 0.5rem 0;
    transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.collection-dropdown.hidden {
    display: none;
    opacity: 0;
    pointer-events: none;
}

.collection-link {
    display: block;
    padding: 0.8rem 1.2rem;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 1.5px;
    font-weight: 500;
    text-decoration: none;
    transition: var(--transition-fast);
    text-align: center;
}

.collection-link:hover {
    background-color: var(--color-gold-light);
    color: var(--color-gold);
}

.collection-link.active {
    color: var(--color-gold);
    font-weight: 600;
    background-color: rgba(212, 175, 55, 0.03);
}

.filter-nav {
    display: flex;
    justify-content: center;
    gap: 2rem;
    max-width: 100%;
    overflow-x: auto;
    scrollbar-width: none; /* Hide scrollbar for Firefox */
    padding: 0.2rem 0;
}

.filter-nav::-webkit-scrollbar {
    display: none; /* Hide scrollbar for Chrome/Safari */
}

.tab-btn {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--color-text-secondary);
    padding: 0.4rem 0.2rem;
    border-radius: 0;
    border: none;
    border-bottom: 2px solid transparent;
    transition: var(--transition-fast);
    white-space: nowrap;
}

.tab-btn:hover {
    color: var(--color-text-primary);
}

.tab-btn.active {
    color: var(--color-gold);
    border-bottom: 2px solid var(--color-gold);
    font-weight: 600;
}

.header-lock-btn {
    position: absolute;
    top: 1.5rem;
    right: 3rem;
    color: var(--color-text-secondary);
    opacity: 0.7;
    transition: var(--transition-fast);
    padding: 0.5rem;
}

.header-lock-btn:hover {
    color: var(--color-error);
    opacity: 1;
}

/* ==========================================================================
   GALLERY CONTAINER & MASONRY GRID
   ========================================================================== */
.gallery-wrapper {
    margin-top: 0;
    padding: 3rem 3rem 4rem 3rem;
    min-height: 80vh;
}

.masonry-grid {
    column-count: 4;
    column-gap: 1.5rem;
    width: 100%;
}

/* Grid Item Card */
.gallery-item {
    position: relative;
    margin-bottom: 1.5rem;
    break-inside: avoid;
    cursor: pointer;
    transform: translateY(20px);
    opacity: 0;
    animation: cardReveal 0.6s cubic-bezier(0.25, 0.8, 0.25, 1) forwards;
    transition: transform 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

.gallery-item:hover {
    transform: translateY(-2px);
}

/* Quick Download Button inside Grid Card */
.quick-download-btn {
    position: absolute;
    bottom: 1rem;
    right: 1rem;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--color-border);
    color: var(--color-text-primary);
    width: 38px;
    height: 38px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 4px 12px rgba(150, 122, 59, 0.08);
    transition: var(--transition-fast);
    opacity: 0;
    transform: translateY(5px);
    z-index: 10;
    pointer-events: auto; /* Allow link clicks */
}

.gallery-item:hover .quick-download-btn {
    opacity: 1;
    transform: translateY(0);
}

.quick-download-btn:hover {
    background: var(--color-gold);
    color: var(--color-bg-panel);
    border-color: var(--color-gold);
    transform: scale(1.05);
}

/* Media (Images/Videos) inside Grid */
.gallery-media-wrapper {
    position: relative;
    width: 100%;
    overflow: hidden;
    background-color: #faf8f5;
}

.gallery-item img {
    display: block;
    width: 100%;
    height: auto;
    transition: opacity 0.5s ease, transform 0.8s cubic-bezier(0.25, 0.8, 0.25, 1);
    opacity: 0; /* starts hidden, JavaScript reveals it on lazy load */
}

.gallery-item img.loaded {
    opacity: 1;
}

.gallery-item:hover img {
    transform: scale(1.03);
}

/* Overlay elements on Hover */
.gallery-hover-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid var(--color-border);
    opacity: 0;
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 1.5rem;
    pointer-events: none; /* Let clicks pass through to container */
}

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

.gallery-hover-overlay h4 {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text-primary);
    margin-bottom: 0.3rem;
    transform: translateY(10px);
    transition: var(--transition-smooth);
    text-align: center;
}

.gallery-item:hover .gallery-hover-overlay h4 {
    transform: translateY(0);
}

.gallery-hover-overlay span {
    font-size: 0.75rem;
    color: var(--color-gold);
    transform: translateY(10px);
    transition: var(--transition-smooth);
    transition-delay: 0.05s;
    text-align: center;
}

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

/* Play Button Indicator for Videos */
.video-badge {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(1);
    background: rgba(255, 255, 255, 0.85);
    border: 1px solid var(--color-gold);
    width: 54px;
    height: 54px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--color-gold);
    box-shadow: 0 4px 15px rgba(150, 122, 59, 0.15);
    transition: var(--transition-smooth);
    pointer-events: none;
}

.gallery-item:hover .video-badge {
    background: var(--color-gold);
    color: var(--color-bg-panel);
    transform: translate(-50%, -50%) scale(1.1);
    box-shadow: 0 0 15px var(--color-gold-glow);
}

/* ==========================================================================
   LOADER & SKELETON STATES
   ========================================================================== */
.loader {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 3rem 0;
    width: 100%;
}

.spinner {
    width: 36px;
    height: 36px;
    border: 2px solid rgba(212, 175, 55, 0.1);
    border-radius: 50%;
    border-top-color: var(--color-gold);
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.empty-state {
    text-align: center;
    padding: 6rem 2rem;
    color: var(--color-text-secondary);
}

.empty-state p {
    font-size: 1.1rem;
    font-weight: 300;
}

/* ==========================================================================
   IMMERSIVE LIGHTBOX MODAL (Native Dialog API)
   ========================================================================== */
#lightbox {
    background: transparent;
    border: none;
    width: 100vw;
    height: 100vh;
    max-width: 100vw;
    max-height: 100vh;
    margin: 0;
    padding: 1.5rem 0;
    outline: none;
    display: none; /* Hide when not open */
    grid-template-rows: auto 1fr auto;
    z-index: 1000;
}

#lightbox[open] {
    display: grid; /* Display as grid when opened natively */
}

#lightbox::backdrop {
    background-color: var(--color-overlay);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    animation: backdropFadeIn 0.3s ease forwards;
}

@keyframes backdropFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Top control actions (Close is floated) */
.lightbox-close {
    position: absolute;
    top: 2rem;
    right: 2.5rem;
    color: var(--color-text-secondary);
    background: rgba(255, 255, 255, 0.85);
    border: 1px solid var(--color-border);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1010;
    transition: var(--transition-fast);
    box-shadow: 0 4px 12px rgba(150, 122, 59, 0.08);
}

.lightbox-close:hover {
    color: var(--color-text-primary);
    border-color: var(--color-gold);
    background: var(--color-gold-light);
    transform: rotate(90deg);
}

/* Media Canvas Area */
.lightbox-content {
    grid-row: 2;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100vw;
    height: calc(100vh - 140px);
    overflow: hidden;
    position: relative;
    user-select: none;
}

.lightbox-content img,
.lightbox-content video {
    max-width: 90vw;
    max-height: 80vh;
    object-fit: contain;
    border-radius: 4px;
    box-shadow: 0 10px 40px rgba(150, 122, 59, 0.15);
    opacity: 0;
    transform: scale(0.96);
    transition: opacity 0.3s ease, transform 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.lightbox-content img.active-media,
.lightbox-content video.active-media {
    opacity: 1;
    transform: scale(1);
}

/* Lightbox Navigation Buttons */
.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.85);
    border: 1px solid var(--color-border);
    color: var(--color-text-secondary);
    width: 56px;
    height: 56px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1008;
    transition: var(--transition-fast);
    box-shadow: 0 4px 12px rgba(150, 122, 59, 0.08);
}

.lightbox-nav:hover {
    color: var(--color-gold);
    border-color: var(--color-gold);
    background: var(--color-gold-light);
    box-shadow: 0 0 10px rgba(150, 122, 59, 0.15);
}

.nav-prev {
    left: 2.5rem;
}

.nav-next {
    right: 2.5rem;
}

/* Bottom footer controls */
.lightbox-footer {
    grid-row: 3;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.2rem 3rem;
    background: var(--glass-bg);
    border-top: 1px solid var(--glass-border);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    z-index: 1005;
}

.lightbox-caption h3 {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    font-weight: 400;
    letter-spacing: 1px;
    color: var(--color-text-primary);
    margin-bottom: 0.25rem;
}

.lightbox-actions {
    display: flex;
    gap: 1rem;
}

.download-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: var(--color-gold-light);
    border: 1px solid var(--color-border);
    color: var(--color-gold);
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.5px;
    padding: 0.6rem 1.2rem;
    border-radius: 4px;
    transition: var(--transition-fast);
}

.download-btn:hover {
    background-color: var(--color-gold);
    color: var(--color-bg-panel);
    border-color: var(--color-gold);
    box-shadow: 0 0 12px var(--color-gold-glow);
}

/* Custom HTML5 Video Controls in Lightbox */
.lightbox-content video::-webkit-media-controls {
    background-color: rgba(22, 22, 20, 0.8);
    border-radius: 4px;
}

/* ==========================================================================
   RESPONSIVE DESIGN BREAKPOINTS
   ========================================================================== */
@media (max-width: 1200px) {
    .main-header {
        padding: 1rem 2rem;
    }
    
    .filter-nav {
        max-width: 55%;
    }
    
    .gallery-wrapper {
        padding: 2rem 2rem 3rem 2rem;
    }
    
    .masonry-grid {
        column-count: 3;
    }
}

@media (max-width: 900px) {
    .main-header {
        flex-direction: column;
        gap: 1rem;
        padding: 1rem 1.5rem;
        align-items: stretch;
    }
    
    .header-logo {
        text-align: center;
    }
    
    #logout-btn {
        position: absolute;
        top: 1rem;
        right: 1rem;
    }
    
    .filter-nav {
        max-width: 100%;
        justify-content: flex-start;
        padding-bottom: 0.3rem;
    }
    
    .gallery-wrapper {
        margin-top: 0;
        padding: 2rem 1.5rem 2.5rem 1.5rem;
    }
    
    .masonry-grid {
        column-count: 2;
        column-gap: 1rem;
    }
    
    .gallery-item {
        margin-bottom: 1rem;
    }
    
    /* Reposition Lightbox Nav buttons on mobile */
    .lightbox-nav {
        width: 48px;
        height: 48px;
    }
    .nav-prev { left: 1rem; }
    .nav-next { right: 1rem; }
}

@media (max-width: 600px) {
    .gate-content {
        padding: 2.5rem 1.5rem;
    }
    
    .wedding-title {
        font-size: 2rem;
    }
    
    .gallery-wrapper {
        padding: 1rem 1rem 2rem 1rem;
    }
    
    .masonry-grid {
        column-count: 1;
    }
    
    /* Footer layout stacked for tiny screens */
    .lightbox-footer {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
        padding: 1rem 1.5rem 2rem 1.5rem;
    }
    
    .lightbox-actions {
        width: 100%;
    }
    
    .download-btn {
        width: 100%;
        justify-content: center;
    }
    
    .lightbox-content img,
    .lightbox-content video {
        max-width: 95vw;
        max-height: 70vh;
    }
}

/* ==========================================================================
   HOMEPAGE PORTAL (COLLECTION SELECTOR)
   ========================================================================== */
.portal-section {
    position: relative;
    padding: 6rem 3rem;
    max-width: 1200px;
    margin: 0 auto;
    animation: fadeIn 0.8s ease;
}

.portal-header {
    text-align: center;
    margin-bottom: 4rem;
}

.portal-title {
    font-family: var(--font-serif);
    font-size: 3rem;
    color: var(--color-text-primary);
    letter-spacing: 4px;
    text-transform: uppercase;
    margin-bottom: 0.8rem;
}

.portal-subtitle {
    font-family: var(--font-sans);
    font-size: 1rem;
    color: var(--color-text-secondary);
    letter-spacing: 2px;
}

.portal-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    width: 100%;
}

.portal-card {
    position: relative;
    height: 380px;
    border-radius: 12px;
    overflow: hidden;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: flex-end;
    text-decoration: none;
    box-shadow: 0 10px 30px rgba(150, 122, 59, 0.05);
    transition: transform 0.5s cubic-bezier(0.25, 0.8, 0.25, 1), box-shadow 0.5s ease;
}

.portal-card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(30, 29, 27, 0.85) 0%, rgba(30, 29, 27, 0.1) 70%, rgba(30, 29, 27, 0.05) 100%);
    z-index: 1;
    transition: opacity 0.5s ease;
}

.portal-card-content {
    position: relative;
    z-index: 2;
    padding: 2.5rem;
    color: #ffffff;
    width: 100%;
}

.portal-card-title {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
    letter-spacing: 1.5px;
}

.portal-card-count {
    display: block;
    font-size: 0.8rem;
    letter-spacing: 1px;
    opacity: 0.8;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
}

.portal-card-link {
    font-size: 0.8rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    font-weight: 600;
    color: var(--color-gold);
    transition: var(--transition-fast);
}

.portal-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 35px rgba(150, 122, 59, 0.15);
}

.portal-card:hover .portal-card-overlay {
    opacity: 0.9;
}

.portal-card:hover .portal-card-link {
    color: #ffffff;
    letter-spacing: 3px;
}

.portal-lock-btn {
    position: absolute;
    top: 2rem;
    right: 3rem;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-text-secondary);
    opacity: 0.7;
    transition: var(--transition-fast);
    padding: 0.5rem;
}

.portal-lock-btn:hover {
    color: var(--color-error);
    opacity: 1;
}

/* Header Back Link button */
.header-back-btn {
    position: absolute;
    top: 1.5rem;
    left: 3rem;
    color: var(--color-text-secondary);
    opacity: 0.7;
    transition: var(--transition-fast);
    padding: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.header-back-btn:hover {
    color: var(--color-gold);
    opacity: 1;
}

@media (max-width: 900px) {
    .portal-section {
        padding: 4rem 1.5rem;
    }
    
    .portal-title {
        font-size: 2.2rem;
    }
    
    .portal-lock-btn {
        top: 1rem;
        right: 1.5rem;
    }
    
    .header-back-btn {
        position: absolute;
        top: 1rem;
        left: 1rem;
    }
}