/* ============================================
   WLPPR Clone — Design System & Styles
   ============================================ */

/* ---------- Google Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@100;200;300;400;500;600&display=swap');

/* ---------- CSS Custom Properties ---------- */
:root {
  --bg-primary: #000000;
  --bg-secondary: #0a0a0a;
  --bg-card: #111111;
  --bg-overlay: rgba(0, 0, 0, 0.6);
  --bg-overlay-heavy: rgba(0, 0, 0, 0.85);

  --text-primary: #ffffff;
  --text-secondary: rgba(255, 255, 255, 0.7);
  --text-tertiary: rgba(255, 255, 255, 0.4);
  --text-accent: rgba(255, 255, 255, 0.9);

  --accent-glow: rgba(120, 160, 255, 0.15);
  --accent-blue: #5b9bf5;
  --accent-border: rgba(255, 255, 255, 0.08);
  --accent-border-hover: rgba(255, 255, 255, 0.2);

  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-medium: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-spring: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  --z-header: 100;
  --z-lightbox: 1000;
  --z-toast: 1100;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

img {
  display: block;
  max-width: 100%;
}

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

::selection {
  background: var(--accent-blue);
  color: var(--text-primary);
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 6px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.15);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.25);
}

/* ---------- Utility Classes ---------- */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 24px;
}

.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Preloader ---------- */
#preloader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--bg-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 24px;
  transition: opacity 0.8s ease, visibility 0.8s ease;
}

#preloader.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.preloader-logo {
  font-size: 32px;
  font-weight: 200;
  letter-spacing: 16px;
  text-transform: uppercase;
  color: var(--text-primary);
  animation: preloaderPulse 1.5s ease-in-out infinite;
}

.preloader-bar {
  width: 120px;
  height: 1px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 1px;
  overflow: hidden;
}

.preloader-bar::after {
  content: '';
  display: block;
  width: 40%;
  height: 100%;
  background: var(--text-primary);
  animation: preloaderSlide 1.2s ease-in-out infinite;
}

@keyframes preloaderPulse {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 1; }
}

@keyframes preloaderSlide {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(350%); }
}

/* ---------- Hero Section ---------- */
#hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse at 50% 40%,
    rgba(30, 50, 100, 0.15) 0%,
    transparent 60%
  );
  z-index: 1;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(
    circle at 50% 120%,
    rgba(0, 0, 0, 0.9) 0%,
    transparent 50%
  );
  z-index: 2;
}

.hero-stars {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(1px 1px at 10% 20%, rgba(255,255,255,0.6) 50%, transparent 50%),
    radial-gradient(1px 1px at 30% 70%, rgba(255,255,255,0.4) 50%, transparent 50%),
    radial-gradient(1px 1px at 50% 10%, rgba(255,255,255,0.5) 50%, transparent 50%),
    radial-gradient(1px 1px at 70% 50%, rgba(255,255,255,0.3) 50%, transparent 50%),
    radial-gradient(1px 1px at 90% 30%, rgba(255,255,255,0.5) 50%, transparent 50%),
    radial-gradient(1.5px 1.5px at 15% 80%, rgba(255,255,255,0.6) 50%, transparent 50%),
    radial-gradient(1px 1px at 85% 85%, rgba(255,255,255,0.4) 50%, transparent 50%),
    radial-gradient(1px 1px at 40% 40%, rgba(255,255,255,0.3) 50%, transparent 50%),
    radial-gradient(1.5px 1.5px at 60% 90%, rgba(255,255,255,0.5) 50%, transparent 50%),
    radial-gradient(1px 1px at 25% 45%, rgba(255,255,255,0.4) 50%, transparent 50%);
  animation: starsTwinkle 8s ease-in-out infinite alternate;
}

@keyframes starsTwinkle {
  0% { opacity: 0.3; }
  50% { opacity: 0.6; }
  100% { opacity: 0.4; }
}

.hero-content {
  position: relative;
  z-index: 10;
  padding: 0 24px;
}

.hero-logo {
  font-size: clamp(48px, 10vw, 96px);
  font-weight: 100;
  letter-spacing: clamp(12px, 3vw, 32px);
  text-transform: uppercase;
  margin-bottom: 24px;
  opacity: 0;
  animation: heroFadeUp 1.2s ease-out 0.3s forwards;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 1) 0%,
    rgba(255, 255, 255, 0.7) 100%
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-tagline {
  font-size: clamp(14px, 2vw, 20px);
  font-weight: 300;
  letter-spacing: 6px;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 16px;
  opacity: 0;
  animation: heroFadeUp 1.2s ease-out 0.6s forwards;
}

.hero-subtitle {
  font-size: clamp(13px, 1.4vw, 16px);
  font-weight: 300;
  color: var(--text-tertiary);
  max-width: 500px;
  margin: 0 auto 40px;
  line-height: 1.8;
  opacity: 0;
  animation: heroFadeUp 1.2s ease-out 0.9s forwards;
}

.hero-divider {
  width: 40px;
  height: 1px;
  background: rgba(255, 255, 255, 0.2);
  margin: 0 auto 40px;
  opacity: 0;
  animation: heroFadeUp 1.2s ease-out 1s forwards;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 32px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 100px;
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--text-secondary);
  transition: all var(--transition-medium);
  opacity: 0;
  animation: heroFadeUp 1.2s ease-out 1.2s forwards;
  cursor: pointer;
}

.hero-cta:hover {
  border-color: rgba(255, 255, 255, 0.4);
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}

.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  opacity: 0;
  animation: heroFadeUp 1.2s ease-out 1.5s forwards;
}

.hero-scroll-text {
  font-size: 10px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--text-tertiary);
}

.hero-scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.3), transparent);
  animation: scrollBounce 2s ease-in-out infinite;
}

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

@keyframes scrollBounce {
  0%, 100% { transform: scaleY(1); opacity: 0.5; }
  50% { transform: scaleY(1.5); opacity: 1; }
}

/* ---------- Section Common ---------- */
.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-label {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 200;
  letter-spacing: 2px;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 15px;
  font-weight: 300;
  color: var(--text-tertiary);
  max-width: 480px;
  margin: 0 auto;
  line-height: 1.7;
}

.section-line {
  width: 30px;
  height: 1px;
  background: rgba(255, 255, 255, 0.15);
  margin: 20px auto 0;
}

/* ---------- Collections Filter ---------- */
#collections {
  padding: 100px 0 60px;
}

.collections-nav {
  display: flex;
  justify-content: center;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: 40px;
}

.collection-tab {
  padding: 10px 24px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-tertiary);
  border: 1px solid transparent;
  transition: all var(--transition-medium);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.collection-tab::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, 0.04);
  border-radius: inherit;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.collection-tab:hover {
  color: var(--text-secondary);
  border-color: var(--accent-border);
}

.collection-tab:hover::before {
  opacity: 1;
}

.collection-tab.active {
  color: var(--text-primary);
  border-color: rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.06);
}

.collection-count {
  font-size: 10px;
  color: var(--text-tertiary);
  margin-left: 4px;
  font-weight: 300;
}

/* ---------- Gallery Grid ---------- */
#gallery {
  padding: 20px 0 120px;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  padding: 0 24px;
  max-width: 1400px;
  margin: 0 auto;
}

.gallery-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  aspect-ratio: 9 / 16;
  background: var(--bg-card);
  opacity: 0;
  transform: translateY(20px) scale(0.98);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.gallery-item.visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.gallery-item.hiding {
  opacity: 0;
  transform: scale(0.92);
  transition: all 0.3s ease;
  pointer-events: none;
  position: absolute;
  visibility: hidden;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(0, 0, 0, 0.8) 0%,
    transparent 40%,
    transparent 70%,
    rgba(0, 0, 0, 0.3) 100%
  );
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 20px;
  opacity: 0;
  transition: opacity var(--transition-medium);
}

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

.gallery-info {
  transform: translateY(10px);
  transition: transform var(--transition-medium);
}

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

.gallery-location {
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.5px;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.gallery-coords {
  font-size: 11px;
  font-weight: 300;
  color: var(--text-tertiary);
  letter-spacing: 1px;
}

.gallery-actions {
  position: absolute;
  top: 16px;
  right: 16px;
  display: flex;
  gap: 6px;
  opacity: 0;
  transform: translateY(-5px);
  transition: all var(--transition-medium);
}

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

.gallery-action-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.gallery-action-btn:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.3);
}

.gallery-action-btn svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: var(--text-primary);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.gallery-collection-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 10px;
  border-radius: 100px;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-secondary);
  opacity: 0;
  transition: opacity var(--transition-medium);
}

.gallery-item:hover .gallery-collection-badge {
  opacity: 1;
}

/* ---------- About Section ---------- */
#about {
  padding: 120px 0;
  position: relative;
}

.about-content {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
}

.about-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 32px;
  border-radius: 50%;
  border: 1px solid var(--accent-border);
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-icon svg {
  width: 20px;
  height: 20px;
  stroke: var(--text-tertiary);
  fill: none;
  stroke-width: 1.5;
}

.about-text {
  font-size: clamp(20px, 3vw, 32px);
  font-weight: 200;
  line-height: 1.7;
  color: var(--text-secondary);
  letter-spacing: 0.5px;
}

.about-text em {
  font-style: normal;
  color: var(--text-primary);
  font-weight: 300;
}

.about-stats {
  display: flex;
  justify-content: center;
  gap: 60px;
  margin-top: 60px;
  flex-wrap: wrap;
}

.about-stat {
  text-align: center;
}

.about-stat-number {
  font-size: 36px;
  font-weight: 100;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.about-stat-label {
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-tertiary);
}

/* ---------- CTA / Download Section ---------- */
#download {
  padding: 100px 0;
  position: relative;
  overflow: hidden;
}

.download-wrapper {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 2;
}

.download-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 500px;
  height: 500px;
  background: radial-gradient(
    circle,
    rgba(91, 155, 245, 0.06) 0%,
    transparent 70%
  );
  z-index: 0;
  pointer-events: none;
}

.download-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 100px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent-blue);
  border: 1px solid rgba(91, 155, 245, 0.2);
  background: rgba(91, 155, 245, 0.05);
  margin-bottom: 32px;
}

.download-badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-blue);
  animation: dotPulse 2s ease-in-out infinite;
}

@keyframes dotPulse {
  0%, 100% { opacity: 0.4; transform: scale(0.8); }
  50% { opacity: 1; transform: scale(1.2); }
}

.download-title {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 200;
  letter-spacing: 2px;
  margin-bottom: 16px;
}

.download-description {
  font-size: 15px;
  font-weight: 300;
  color: var(--text-tertiary);
  line-height: 1.8;
  max-width: 420px;
  margin: 0 auto 40px;
}

.download-buttons {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.download-btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  border: 1px solid var(--accent-border);
  background: rgba(255, 255, 255, 0.03);
  transition: all var(--transition-medium);
  text-align: left;
}

.download-btn:hover {
  border-color: var(--accent-border-hover);
  background: rgba(255, 255, 255, 0.06);
  transform: translateY(-2px);
}

.download-btn svg {
  width: 24px;
  height: 24px;
  fill: var(--text-primary);
  flex-shrink: 0;
}

.download-btn-text {
  display: flex;
  flex-direction: column;
}

.download-btn-label {
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-tertiary);
}

.download-btn-store {
  font-size: 16px;
  font-weight: 400;
  color: var(--text-primary);
}

/* ---------- Footer ---------- */
#footer {
  padding: 60px 0 40px;
  border-top: 1px solid var(--accent-border);
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 32px;
}

.footer-logo {
  font-size: 18px;
  font-weight: 200;
  letter-spacing: 8px;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.footer-links {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
  justify-content: center;
}

.footer-link {
  font-size: 13px;
  font-weight: 300;
  color: var(--text-tertiary);
  letter-spacing: 1px;
  transition: color var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 6px;
}

.footer-link:hover {
  color: var(--text-primary);
}

.footer-link svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.footer-divider {
  width: 30px;
  height: 1px;
  background: var(--accent-border);
}

.footer-credits {
  text-align: center;
}

.footer-copyright {
  font-size: 12px;
  font-weight: 300;
  color: var(--text-tertiary);
  letter-spacing: 1px;
}

.footer-made {
  font-size: 11px;
  font-weight: 300;
  color: rgba(255, 255, 255, 0.2);
  margin-top: 8px;
  letter-spacing: 0.5px;
}

/* ---------- Lightbox ---------- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: var(--z-lightbox);
  background: rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all 0.4s ease;
  cursor: zoom-out;
}

.lightbox.active {
  opacity: 1;
  visibility: visible;
}

.lightbox-content {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
  cursor: default;
}

.lightbox-image {
  max-width: 100%;
  max-height: 70vh;
  border-radius: var(--radius-md);
  box-shadow: 0 30px 100px rgba(0, 0, 0, 0.5);
  transform: scale(0.9);
  transition: transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.lightbox.active .lightbox-image {
  transform: scale(1);
}

.lightbox-top-actions {
  position: absolute;
  top: 24px;
  right: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 10;
}

.lightbox-action-btn,
.lightbox-close {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  cursor: pointer;
}

.lightbox-action-btn:hover,
.lightbox-close:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
}

.lightbox-action-btn svg,
.lightbox-close svg {
  width: 20px;
  height: 20px;
  stroke: var(--text-primary);
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.lightbox-actions-divider {
  width: 1px;
  height: 32px;
  background: rgba(255, 255, 255, 0.15);
  margin: 0 4px;
}

.lightbox-info {
  position: absolute;
  top: 24px;
  left: 24px;
  text-align: left;
  z-index: 10;
}

.lightbox-location {
  font-size: 16px;
  font-weight: 300;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.lightbox-collection {
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-tertiary);
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  cursor: pointer;
  z-index: 10;
}

.lightbox-nav:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
}

.lightbox-nav svg {
  width: 20px;
  height: 20px;
  stroke: var(--text-primary);
  fill: none;
  stroke-width: 2;
}

.lightbox-prev { left: 24px; }
.lightbox-next { right: 24px; }

/* ---------- Toast Notification ---------- */
.toast {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  z-index: var(--z-toast);
  padding: 12px 24px;
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 13px;
  font-weight: 400;
  color: var(--text-primary);
  letter-spacing: 0.5px;
  opacity: 0;
  transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  white-space: nowrap;
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ---------- Responsive ---------- */
@media (max-width: 1200px) {
  .gallery-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 900px) {
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    padding: 0 16px;
  }

  .about-stats {
    gap: 40px;
  }

  .lightbox-prev { left: 12px; }
  .lightbox-next { right: 12px; }
}

@media (max-width: 640px) {
  .hero-logo {
    letter-spacing: 8px;
  }

  .hero-tagline {
    letter-spacing: 3px;
  }

  .collection-tab {
    padding: 8px 16px;
    font-size: 11px;
  }

  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
    padding: 0 12px;
  }

  .gallery-overlay {
    padding: 12px;
    opacity: 1;
    background: linear-gradient(
      to top,
      rgba(0, 0, 0, 0.7) 0%,
      transparent 50%
    );
  }

  .gallery-location {
    font-size: 12px;
  }

  .gallery-actions {
    opacity: 1;
    transform: translateY(0);
    top: 12px;
    right: 12px;
    gap: 4px;
  }

  .gallery-action-btn {
    width: 26px;
    height: 26px;
  }

  .gallery-action-btn svg {
    width: 14px;
    height: 14px;
  }

  .gallery-collection-badge {
    opacity: 1;
    top: 12px;
    left: 12px;
    height: 26px;
    font-size: 8px;
    padding: 0 8px;
  }

  .about-stats {
    gap: 24px;
  }

  .about-stat-number {
    font-size: 28px;
  }

  .download-buttons {
    flex-direction: column;
    align-items: center;
  }

  .download-btn {
    width: 100%;
    max-width: 280px;
    justify-content: center;
  }

  .footer-links {
    gap: 20px;
  }

  .lightbox-nav {
    width: 40px;
    height: 40px;
  }

  .lightbox-prev { left: 8px; }
  .lightbox-next { right: 8px; }

  .lightbox-info {
    top: 16px;
    left: 16px;
  }

  .lightbox-location {
    font-size: 14px;
  }

  .lightbox-collection {
    font-size: 9px;
  }

  .lightbox-top-actions {
    top: 16px;
    right: 16px;
    gap: 8px;
  }

  .lightbox-action-btn,
  .lightbox-close {
    width: 36px;
    height: 36px;
  }

  .lightbox-action-btn svg,
  .lightbox-close svg {
    width: 16px;
    height: 16px;
  }
}

@media (max-width: 400px) {
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
    max-width: 100%;
  }
}