:root {
    --accent-orange: #f28c28;
    --accent-purple: #6b5cff;
    --font-primary: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-display: Georgia, "Times New Roman", Times, serif; 
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    overscroll-behavior: none;
    touch-action: manipulation;
}

body {
    font-family: var(--font-primary);
    background-color: #0a0a14;
    color: #ffffff;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overscroll-behavior-y: none;
    touch-action: manipulation;
}

::selection {
    background-color: var(--accent-orange);
    color: white;
}

/* Site Intro */
.site-intro {
    max-width: 900px;
    margin: 0 auto;
    padding: 60px 30px 40px;
    text-align: center;
}

.site-title {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    background: linear-gradient(120deg, var(--accent-orange), var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.site-subtitle {
    font-size: 0.9rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.7);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: 20px;
}

.site-description {
    font-size: 1.1rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.8);
}

.site-description a {
    color: var(--accent-orange);
    text-decoration: none;
}

.dashboard-link {
    display: inline-block;
    margin-top: 20px;
    padding: 10px 28px;
    border-radius: 999px;
    font-size: 0.85rem;
    font-weight: 500;
    color: #ffffff;
    background: linear-gradient(135deg, var(--accent-orange), var(--accent-purple));
    text-decoration: none;
    letter-spacing: 0.05em;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.dashboard-link:hover {
    opacity: 0.9;
    transform: translateY(-2px);
}

/* Gallery Selector */
.gallery-selector {
    max-width: 1400px;
    margin: 0 auto;
    padding: 40px 30px 20px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.gallery-selector.hidden {
    display: none;
}

.gallery-cover {
    position: relative;
    width: 100%;
    min-height: 550px;
    border-radius: 16px;
    overflow: visible;
    cursor: pointer;
    transition: all 0.5s ease;
    background-size: cover;
    background-position: center;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.gallery-cover:hover {
    transform: translateY(-10px);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.6);
}

.gallery-cover::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.3), rgba(0, 0, 0, 0.8));
    z-index: 1;
    border-radius: 16px;
}

.gallery-cover-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 30px;
    z-index: 2;
    color: white;
}

.gallery-title {
    font-size: 1.8em;
    font-weight: 800;
    margin-bottom: 15px;
    word-wrap: break-word;
}

/* Inverted gradients per gallery based on background */
.gallery-title-low {
    background: linear-gradient(90deg, #ff6b35, #9d4edd);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.gallery-title-sol {
    background: linear-gradient(90deg, #ff6b35, #9d4edd);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.gallery-title-r {
    background: linear-gradient(90deg, #ff6b35, #9d4edd);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.gallery-title-sa {
    background: linear-gradient(90deg, #ff6b35, #9d4edd);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.gallery-description-text {
    font-size: 0.9em;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 15px;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

.gallery-count {
    font-size: 0.85em;
    opacity: 0.8;
    letter-spacing: 2px;
    text-transform: uppercase;
}

/* Terms Footer */
.terms-footer {
    text-align: center;
    padding: 40px 20px 60px;
}

.terms-link {
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    cursor: pointer;
    transition: color 0.3s ease;
    text-decoration: none;
}

.terms-link:hover {
    color: var(--accent-orange);
}

/* Loading - Full screen overlay to mask transitions */
.loading-indicator {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 1000;
    background: #0a0a14;
    display: none;
    align-items: center;
    justify-content: center;
}

.loading-indicator.active {
    display: flex;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(255, 255, 255, 0.1);
    border-top-color: var(--accent-orange);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.loading-indicator p {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.8);
}

/* Gallery Content */
.gallery-content {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.8s ease;
    z-index: 45;
    overflow: hidden;
    background: #0a0a14;
}

.gallery-content.active {
    opacity: 1;
    pointer-events: all;
}

/* Back Button */
.back-button {
    position: fixed;
    top: 30px;
    left: 30px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #ffffff;
    padding: 12px 24px;
    border-radius: 999px;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 200;
    display: flex;
    align-items: center;
    gap: 8px;
}

.back-button:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* Gallery Header */
.gallery-header {
    position: absolute;
    top: 30px;
    right: 30px;
    text-align: right;
    z-index: 999;
    pointer-events: none;
    mix-blend-mode: difference;
}

.gallery-header h2 {
    font-size: 2.5rem;
    font-weight: 800;
    background: linear-gradient(90deg, var(--accent-orange), var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 0;
}

.gallery-header p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
    margin: 4px 0 0 0;
    letter-spacing: 0.2em;
    text-transform: uppercase;
}

/* Canvas */
.infinite-canvas {
    position: relative;
    width: 100%;
    min-height: 100vh;
    padding: 120px 20px 80px;
    cursor: grab;
    overflow: hidden;
    background: transparent;
}

.canvas-transform-container {
    position: relative;
    width: 100%;
    height: 100%;
    will-change: transform;
    transition: transform 0.3s ease;
}

.infinite-canvas:active {
    cursor: grabbing;
}

/* Masonry - NO GAPS, Fixed Sizing */
.masonry-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 0;
    width: 100%;
    max-width: 100%;
    margin: 0;
}

.masonry-item {
    position: relative;
    overflow: hidden;
    background-size: cover;
    background-position: center;
    cursor: pointer;
    opacity: 0;
    animation: fadeInItem 0.6s ease forwards;
    border: none;
    margin: 5px;
}

@keyframes fadeInItem {
    to { opacity: 1; }
}

/* Horizontal pictures span 3 columns to have same height as vertical */
.masonry-item.horizontal {
    grid-column: span 3;
    aspect-ratio: 16/9;
}

/* Vertical pictures are the reference size */
.masonry-item.vertical {
    aspect-ratio: 9/16;
}

/* Square pictures have same width as vertical */
.masonry-item.square {
    aspect-ratio: 1/1;
}

.masonry-item:hover {
    z-index: 10;
    box-shadow: 0 0 20px rgba(255, 107, 53, 0.5);
}

.item-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 16px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    color: white;
    transition: opacity 0.3s ease;
}

.item-category {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    opacity: 0.8;
}

.item-title {
    font-size: 1rem;
    font-weight: 600;
}

.item-likes {
    font-size: 0.85rem;
    margin-top: 4px;
}

.navigation-hint {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(255, 165, 0, 0.1);
    padding: 12px 24px;
    border-radius: 999px;
    border: 1px solid rgba(255, 165, 0, 0.2);
    z-index: 100;
}

.navigation-hint p {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.7);
    margin: 0;
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.95);
    z-index: 300;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal[hidden] {
    display: none;
}

.modal-close {
    position: absolute;
    top: 30px;
    right: 30px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 2rem;
    cursor: pointer;
    z-index: 310;
}

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

.modal-navigation {
    position: fixed;
    top: 50%;
    left: 0;
    right: 0;
    transform: translateY(-50%);
    display: flex;
    justify-content: space-between;
    padding: 0 30px;
    z-index: 310;
    pointer-events: none;
}

.modal-nav-btn {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    pointer-events: all;
    display: flex;
    align-items: center;
    justify-content: center;
}

.like-btn {
    position: fixed;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid rgba(0, 0, 0, 0.1);
    padding: 12px 24px;
    border-radius: 999px;
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    z-index: 310;
}

.heart {
    font-size: 1.5rem;
}

.like-btn.liked .heart {
    color: #ff4757;
}

.like-btn.loading {
    pointer-events: none;
    position: relative;
}

.like-btn-spinner {
    position: absolute;
    inset: 0;
    background: #0a0a14;
    border-radius: 999px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.like-btn-spinner::after {
    content: '';
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.2);
    border-top-color: var(--accent-orange);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* Terms Modal */
.terms-modal {
    z-index: 400;
}

.terms-content {
    max-width: 800px;
    max-height: 80vh;
    overflow-y: auto;
}

.terms-text {
    color: rgba(255, 255, 255, 0.8);
}

.terms-text h3 {
    color: #ffffff;
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
    font-size: 1.25rem;
}

.terms-text h4 {
    color: rgba(255, 255, 255, 0.9);
    margin-top: 1rem;
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.terms-text p {
    margin-bottom: 1rem;
    line-height: 1.7;
}

.terms-text ul {
    margin: 0.5rem 0 1rem 1.5rem;
    line-height: 1.7;
}

.terms-text li {
    margin-bottom: 0.5rem;
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(10, 10, 20, 0.98);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1.5rem 2rem;
    z-index: 400;
}

.cookie-content h3 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
    color: #ffffff;
}

.cookie-content p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 1rem;
}

.cookie-actions {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.cookie-btn {
    padding: 0.625rem 1.25rem;
    border-radius: 999px;
    font-size: 0.875rem;
    cursor: pointer;
    border: none;
    font-weight: 500;
}

.cookie-btn-primary {
    background: linear-gradient(135deg, var(--accent-orange), var(--accent-purple));
    color: white;
}

.cookie-btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Cookie Modal */
.cookie-modal {
    z-index: 500;
}

.modal-content {
    background: #0a0a14;
    padding: 2rem;
    border-radius: 16px;
    max-width: 600px;
    max-height: 80vh;
    overflow-y: auto;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.modal-content h2 {
    color: #ffffff;
    margin-bottom: 1rem;
}

.cookie-intro {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 1.5rem;
}

.cookie-categories {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.cookie-category {
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.03);
}

.cookie-category-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.cookie-category-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.cookie-category h3 {
    font-size: 1rem;
    color: #ffffff;
    margin: 0;
}

.cookie-badge {
    font-size: 0.75rem;
    padding: 0.25rem 0.75rem;
    border-radius: 999px;
}

.cookie-badge.required {
    background: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.5);
}

.cookie-badge.optional {
    background: rgba(242, 140, 40, 0.2);
    color: var(--accent-orange);
}

.cookie-toggle {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 26px;
}

.cookie-toggle input {
    opacity: 0;
    width: 0;
    height: 0;
}

.cookie-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(255, 255, 255, 0.2);
    transition: 0.4s;
    border-radius: 34px;
}

.cookie-slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    transition: 0.4s;
    border-radius: 50%;
}

.cookie-toggle input:checked + .cookie-slider {
    background: linear-gradient(135deg, var(--accent-orange), var(--accent-purple));
}

.cookie-toggle input:checked + .cookie-slider:before {
    transform: translateX(24px);
}

.cookie-toggle.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.cookie-category-description {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.6;
}

.cookie-modal-actions {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.cookie-float-btn {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-orange), var(--accent-purple));
    color: white;
    border: none;
    cursor: pointer;
    font-size: 1.5rem;
    z-index: 350;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.cookie-inline-link {
    background: none;
    border: none;
    color: var(--accent-orange);
    cursor: pointer;
    font-size: inherit;
    font-family: inherit;
    padding: 0;
    text-underline-offset: 2px;
}

/* Tablet and below - hide back button */
@media (max-width: 1024px) {
    #back-button { display: none; }
    .modal-nav-btn {display: none !important; }
}

/* Mobile */
@media (max-width: 768px) {
    .site-intro {
        padding: 40px 20px 30px;
    }
    
    .site-title {
        font-size: 2rem;
    }
    
    .site-description {
        font-size: 1rem;
    }
    
    .gallery-selector {
        grid-template-columns: 1fr;
        padding: 20px 20px 20px;
        gap: 20px;
    }
    
    .gallery-cover {
        min-height: 500px;
    }
    
    .gallery-title {
        font-size: 1.5em;
    }
    
    .gallery-description-text {
        font-size: 0.85em;
    }
    
    .terms-footer {
        padding: 30px 20px 50px;
    }
    
    .back-button {
        top: 15px;
        left: 15px;
        padding: 10px 18px;
        font-size: 0.85rem;
        z-index: 250;
    }
    
    .gallery-header {
        top: 0px;
        right: 15px;
    }
    
    .gallery-header h2 {
        font-size: 2rem;
    }
    
    .navigation-hint {
        display: none;
    }
    
    .masonry-grid {
        /* grid-template-columns: repeat(2, 1fr); */
        gap: 0;
        padding: 0;
    }
    
    .masonry-item.horizontal {
        grid-column: span 2;
    }
    
    .infinite-canvas {
        padding: 100px 5px 60px;
    }
}

@media (max-width: 480px) {
    .masonry-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .gallery-cover {
        min-height: 450px;
    }
    .cookie-category {
        padding: 1rem;
    }
}

/* Error Toast */
.error-toast {
    position: fixed;
    bottom: 80px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(255, 71, 87, 0.95);
    color: white;
    padding: 12px 24px;
    border-radius: 999px;
    font-size: 0.9rem;
    z-index: 600;
    max-width: 90vw;
    text-align: center;
    animation: fadeInItem 0.3s ease;
}

.error-toast[hidden] {
    display: none;
}

.hidden {
    display: none !important;
}

/* ============================================ */
/* AUDIO SYNESTHESIA — Toggle Button            */
/* Append this to your existing styles.css      */
/* ============================================ */

.audio-toggle {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border: 1px solid rgba(0, 0, 0, 0.15);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  cursor: pointer;
  font-family: system-ui, sans-serif;
  font-size: 12px;
  color: #666;
  transition: all 0.3s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.audio-toggle:hover {
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.12);
  transform: translateY(-1px);
}

.audio-toggle .audio-icon {
  font-size: 14px;
  transition: opacity 0.3s ease;
}

.audio-toggle .audio-label {
  letter-spacing: 0.02em;
}

/* Muted state — subtle strikethrough on icon */
.audio-toggle.audio-muted {
  color: #999;
}

.audio-toggle.audio-muted .audio-icon {
  opacity: 0.4;
}

/* Active state — colored accent */
.audio-toggle.audio-active {
  color: #111;
  border-color: rgba(0, 0, 0, 0.25);
}

.audio-toggle.audio-active .audio-icon {
  opacity: 1;
  animation: audio-pulse 2s ease-in-out infinite;
}

@keyframes audio-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* Mobile adjustments */
@media (max-width: 700px) {
  .audio-toggle {
    bottom: 14px;
    right: 14px;
    padding: 6px 12px;
    font-size: 11px;
  }
  .audio-toggle .audio-label {
    display: none; /* Icon-only on mobile */
  }
  .audio-toggle .audio-icon {
    font-size: 16px;
  }
}

/* Avoid overlap with cookie float button */
.audio-toggle + #cookie-float-btn,
#cookie-float-btn {
  bottom: 60px; /* Push cookie button up when audio button is present */
}
/* ============================================ */
/* PRESENCE INDICATOR — Active Viewers          */
/* ============================================ */

.presence-indicator {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.6);
  background: rgba(0, 0, 0, 0.4);
  padding: 4px 10px;
  border-radius: 999px;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  pointer-events: none;
  transition: opacity 0.3s ease;
  margin-top: 8px;
}

.presence-indicator[hidden] {
  display: none;
}

.presence-dot {
  width: 6px;
  height: 6px;
  background: #4ade80;
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
  flex-shrink: 0;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.2); }
}

.presence-count {
  white-space: nowrap;
  letter-spacing: 0.02em;
}

/* Modal-level presence indicator — positioned above like button */
.presence-indicator-modal {
  position: fixed;
  bottom: 90px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 310;
  margin-top: 0;
}

/* Mobile adjustments for presence */
@media (max-width: 768px) {
  .presence-indicator {
    font-size: 0.65rem;
    padding: 3px 8px;
    gap: 4px;
  }

  .presence-dot {
    width: 4px;
    height: 4px;
  }

  .presence-indicator-modal {
    bottom: 85px;
  }
}