/* ===== ZHUMI SITES - SHARED STYLES v2 ===== */
:root {
  --primary: #4A90D9;
  --primary-light: #6BA3E0;
  --primary-dark: #3A7BC8;
  --primary-bg: rgba(74, 144, 217, 0.08);
  --primary-glow: rgba(74, 144, 217, 0.3);
  --bg: #f8f9fc;
  --bg-card: #ffffff;
  --bg-secondary: #f0f2f7;
  --text: #1a1a2e;
  --text-secondary: #6b7280;
  --text-muted: #9ca3af;
  --border: #e5e7eb;
  --shadow: 0 2px 12px rgba(0,0,0,0.06);
  --shadow-hover: 0 8px 30px rgba(0,0,0,0.12);
  --radius: 16px;
  --radius-sm: 10px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
}

[data-theme="dark"] {
  --bg: #0f0f1a;
  --bg-card: #1a1a2e;
  --bg-secondary: #16162a;
  --text: #e8e8f0;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;
  --border: #2a2a40;
  --shadow: 0 2px 12px rgba(0,0,0,0.3);
  --shadow-hover: 0 8px 30px rgba(0,0,0,0.4);
  --primary-bg: rgba(74, 144, 217, 0.12);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  transition: var(--transition);
}

a { color: var(--primary); text-decoration: none; }

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* ===== NAV ===== */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,0.8);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
}
[data-theme="dark"] .nav { background: rgba(15,15,26,0.85); }

.nav-inner {
  max-width: 1400px; margin: 0 auto; padding: 0 24px;
  height: 64px; display: flex; align-items: center;
  justify-content: space-between; gap: 20px;
}

.nav-brand {
  display: flex; align-items: center; gap: 10px;
  font-weight: 700; font-size: 18px; color: var(--text); white-space: nowrap;
}
.nav-brand img { height: 36px; width: 36px; border-radius: 10px; object-fit: cover; }

.nav-search { flex: 1; max-width: 480px; position: relative; }
.nav-search input {
  width: 100%; height: 40px; padding: 0 16px 0 40px;
  border: 1.5px solid var(--border); border-radius: 20px;
  background: var(--bg-secondary); color: var(--text);
  font-size: 14px; outline: none; transition: var(--transition);
}
.nav-search input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-glow); }
.nav-search .search-icon { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); color: var(--text-muted); pointer-events: none; }

.nav-actions { display: flex; align-items: center; gap: 8px; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 8px 16px; border: none; border-radius: var(--radius-sm);
  font-size: 14px; font-weight: 500; cursor: pointer;
  transition: var(--transition); white-space: nowrap;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-1px); box-shadow: 0 4px 12px var(--primary-glow); }
.btn-ghost { background: transparent; color: var(--text-secondary); border: 1.5px solid var(--border); }
.btn-ghost:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-bg); }
.btn-icon {
  width: 40px; height: 40px; padding: 0; border-radius: 50%;
  background: var(--bg-secondary); color: var(--text-secondary);
  border: 1.5px solid var(--border); cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: var(--transition); font-size: 18px;
}
.btn-icon:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-bg); }

/* ===== HERO (Wall) ===== */
.hero {
  position: relative; height: 360px; overflow: hidden;
  display: flex; align-items: center; justify-content: center;
}
.hero-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; filter: brightness(0.45) blur(1px); }
.hero-content { position: relative; z-index: 2; text-align: center; color: #fff; padding: 20px; }
.hero-logo { height: 80px; margin-bottom: 16px; filter: drop-shadow(0 4px 12px rgba(0,0,0,0.3)); animation: fadeInUp 0.8s ease; }
.hero h1 { font-size: 38px; font-weight: 800; margin-bottom: 8px; text-shadow: 0 2px 8px rgba(0,0,0,0.3); animation: fadeInUp 0.8s ease 0.1s both; }
.hero p { font-size: 16px; opacity: 0.85; margin-bottom: 24px; animation: fadeInUp 0.8s ease 0.2s both; }
.hero-search { position: relative; max-width: 500px; margin: 0 auto; animation: fadeInUp 0.8s ease 0.3s both; }
.hero-search input {
  width: 100%; height: 52px; padding: 0 20px 0 48px; border: none; border-radius: 26px;
  font-size: 16px; background: rgba(255,255,255,0.95); color: #1a1a2e;
  box-shadow: 0 4px 20px rgba(0,0,0,0.2); outline: none;
}
.hero-search input::placeholder { color: #9ca3af; }
.hero-search .search-icon { position: absolute; left: 18px; top: 50%; transform: translateY(-50%); color: #9ca3af; }

/* ===== SITE INTRO (Prompt/Emoji) ===== */
.site-intro {
  max-width: 1400px; margin: 0 auto; padding: 40px 24px 0;
  display: flex; align-items: center; gap: 24px;
  animation: fadeInUp 0.6s ease;
}
.site-intro-logo { width: 72px; height: 72px; border-radius: var(--radius); object-fit: cover; flex-shrink: 0; }
.site-intro-text h1 { font-size: 28px; font-weight: 800; }
.site-intro-text p { color: var(--text-secondary); font-size: 15px; margin-top: 4px; }

/* ===== CATEGORIES ===== */
.categories {
  max-width: 1400px; margin: 0 auto; padding: 20px 24px 0;
  display: flex; gap: 8px; flex-wrap: wrap;
}
.cat-btn {
  padding: 8px 18px; border: 1.5px solid var(--border); border-radius: 20px;
  background: var(--bg-card); color: var(--text-secondary);
  font-size: 13px; font-weight: 500; cursor: pointer; transition: var(--transition);
}
.cat-btn:hover, .cat-btn.active { border-color: var(--primary); background: var(--primary-bg); color: var(--primary); }
.cat-btn.active { background: var(--primary); color: #fff; }

.categories-sticky {
  position: sticky; top: 64px; z-index: 90;
  background: rgba(248,249,252,0.9); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border); padding: 12px 24px;
}
[data-theme="dark"] .categories-sticky { background: rgba(15,15,26,0.9); }
.categories-sticky .categories { padding: 0; margin: 0; max-width: none; justify-content: center; }

/* ===== GALLERY MASONRY (Wall) ===== */
.gallery-masonry {
  max-width: 1400px; margin: 0 auto; padding: 24px;
  columns: 4; column-gap: 16px;
}
@media (max-width: 1200px) { .gallery-masonry { columns: 3; } }
@media (max-width: 768px) { .gallery-masonry { columns: 2; column-gap: 10px; padding: 12px; } }
@media (max-width: 480px) { .gallery-masonry { columns: 2; column-gap: 8px; padding: 8px; } }

.gallery-masonry .card {
  break-inside: avoid; margin-bottom: 16px;
  border-radius: var(--radius); overflow: hidden;
  position: relative; cursor: pointer; transition: var(--transition);
  animation: fadeInUp 0.5s ease both;
}
.gallery-masonry .card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.gallery-masonry .card img { width: 100%; display: block; transition: transform 0.5s ease; }
.gallery-masonry .card:hover img { transform: scale(1.03); }

.gallery-masonry .card-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(transparent 40%, rgba(0,0,0,0.7));
  opacity: 0; transition: var(--transition);
  display: flex; align-items: flex-end; padding: 16px;
}
.gallery-masonry .card:hover .card-overlay { opacity: 1; }
.card-overlay .card-title { color: #fff; font-size: 14px; font-weight: 600; flex: 1; }
.card-overlay .card-actions { display: flex; gap: 6px; }
.card-overlay .card-actions button {
  width: 34px; height: 34px; border-radius: 50%; border: none;
  background: rgba(255,255,255,0.2); color: #fff; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  backdrop-filter: blur(8px); transition: var(--transition); font-size: 14px;
}
.card-overlay .card-actions button:hover { background: var(--primary); }

/* ===== GALLERY GRID (Prompt) ===== */
.gallery-grid {
  max-width: 1400px; margin: 0 auto; padding: 24px;
  display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 20px;
}
@media (max-width: 768px) { .gallery-grid { grid-template-columns: 1fr; padding: 16px; gap: 14px; } }

.gallery-grid .card {
  background: var(--bg-card); border-radius: var(--radius);
  border: 1.5px solid var(--border); overflow: hidden;
  transition: var(--transition); cursor: pointer;
  animation: fadeInUp 0.5s ease both;
}
.gallery-grid .card:hover { border-color: var(--primary); box-shadow: var(--shadow-hover); transform: translateY(-2px); }

.gallery-grid .card-preview {
  padding: 20px; background: var(--bg-secondary);
  font-family: var(--font-mono); font-size: 13px; line-height: 1.6;
  color: var(--text-secondary); max-height: 160px; overflow: hidden;
  position: relative; white-space: pre-wrap; word-break: break-word;
}
.gallery-grid .card-preview::after {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 50px;
  background: linear-gradient(transparent, var(--bg-secondary));
}

.gallery-grid .card-body { padding: 16px 20px; }
.gallery-grid .card-body h3 {
  font-size: 15px; font-weight: 600; margin-bottom: 8px;
  display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden;
}
.gallery-grid .card-tags { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 12px; }
.gallery-grid .card-tag {
  padding: 3px 10px; border-radius: 12px;
  background: var(--primary-bg); color: var(--primary);
  font-size: 11px; font-weight: 500;
}
.gallery-grid .card-footer { display: flex; justify-content: space-between; align-items: center; }
.gallery-grid .card-footer .btn-copy {
  padding: 6px 14px; border-radius: 8px; border: 1.5px solid var(--primary);
  background: transparent; color: var(--primary); font-size: 12px;
  font-weight: 600; cursor: pointer; transition: var(--transition);
}
.gallery-grid .card-footer .btn-copy:hover { background: var(--primary); color: #fff; }
.gallery-grid .card-footer .btn-copy.copied { background: #10b981; border-color: #10b981; color: #fff; }

/* ===== GALLERY PLAYFUL (Emoji) ===== */
.gallery-playful {
  max-width: 1400px; margin: 0 auto; padding: 24px;
  display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 16px;
}
@media (max-width: 768px) { .gallery-playful { grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); gap: 10px; padding: 12px; } }

.gallery-playful .card {
  background: var(--bg-card); border-radius: 20px;
  border: 2px solid var(--border); overflow: hidden;
  transition: var(--transition); cursor: pointer; text-align: center;
  position: relative;
  animation: popIn 0.4s ease both;
}
.gallery-playful .card:hover { border-color: var(--primary); transform: scale(1.08) rotate(-1deg); box-shadow: var(--shadow-hover); z-index: 5; }
.gallery-playful .card img { width: 100%; aspect-ratio: 1; object-fit: cover; }
.gallery-playful .card-label {
  padding: 8px 10px; font-size: 12px; font-weight: 600;
  color: var(--text-secondary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.gallery-playful .card-fav {
  position: absolute; top: 8px; right: 8px; width: 30px; height: 30px;
  border-radius: 50%; border: none; background: rgba(255,255,255,0.9);
  color: var(--text-muted); cursor: pointer; display: none;
  align-items: center; justify-content: center; font-size: 14px;
  transition: var(--transition); box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}
.gallery-playful .card:hover .card-fav { display: flex; }
.gallery-playful .card-fav.fav-active { display: flex; color: #ef4444; }
.gallery-playful .card .gif-badge {
  position: absolute; top: 8px; left: 8px;
  padding: 2px 8px; border-radius: 8px;
  background: rgba(0,0,0,0.6); color: #fff;
  font-size: 10px; font-weight: 700; letter-spacing: 0.5px;
}

/* ===== RANDOM BUTTON ===== */
.random-float { position: fixed; bottom: 24px; right: 24px; z-index: 80; }
.random-float button {
  width: 56px; height: 56px; border-radius: 50%; border: none;
  background: var(--primary); color: #fff; font-size: 24px; cursor: pointer;
  box-shadow: 0 4px 20px var(--primary-glow); transition: var(--transition);
  display: flex; align-items: center; justify-content: center;
}
.random-float button:hover { transform: scale(1.1) rotate(15deg); box-shadow: 0 6px 28px var(--primary-glow); }

/* ===== MODALS ===== */
.lightbox, .prompt-modal, .emoji-modal {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(0,0,0,0.85); display: none;
  align-items: center; justify-content: center;
  padding: 40px; backdrop-filter: blur(12px);
}
.lightbox.open, .prompt-modal.open, .emoji-modal.open { display: flex; }

.lightbox img { max-width: 90vw; max-height: 85vh; border-radius: var(--radius); box-shadow: 0 20px 60px rgba(0,0,0,0.5); }
.lightbox-close, .modal-close-btn {
  position: absolute; top: 20px; right: 20px;
  width: 44px; height: 44px; border-radius: 50%; border: none;
  background: rgba(255,255,255,0.15); color: #fff; font-size: 24px;
  cursor: pointer; transition: var(--transition);
}
.lightbox-close:hover, .modal-close-btn:hover { background: rgba(255,255,255,0.3); }
.lightbox-actions { position: absolute; bottom: 24px; display: flex; gap: 12px; }
.lightbox-actions button {
  padding: 10px 20px; border-radius: 24px; border: none;
  background: rgba(255,255,255,0.15); color: #fff; font-size: 14px;
  cursor: pointer; backdrop-filter: blur(8px); transition: var(--transition);
}
.lightbox-actions button:hover { background: var(--primary); }

.prompt-modal-content, .emoji-modal-content {
  background: var(--bg-card); border-radius: var(--radius);
  max-width: 600px; width: 100%; max-height: 80vh; overflow-y: auto;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3); animation: modalIn 0.3s ease;
}
.emoji-modal-content { max-width: 400px; text-align: center; padding: 32px; border-radius: 24px; }
.emoji-modal-content img { max-width: 280px; max-height: 280px; border-radius: var(--radius); margin-bottom: 16px; }
.emoji-modal-content h3 { font-size: 16px; margin-bottom: 16px; }
.emoji-modal-actions { display: flex; gap: 10px; justify-content: center; }

.prompt-modal-header { padding: 20px 24px; border-bottom: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; }
.prompt-modal-header h2 { font-size: 18px; font-weight: 700; }
.prompt-modal-body { padding: 24px; }
.prompt-modal-body .prompt-text {
  background: var(--bg-secondary); padding: 20px; border-radius: var(--radius-sm);
  font-family: var(--font-mono); font-size: 14px; line-height: 1.7;
  white-space: pre-wrap; word-break: break-word; color: var(--text); margin-bottom: 16px;
}
.prompt-modal-body .prompt-meta { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 20px; }
.prompt-modal-body .prompt-meta .tag {
  padding: 4px 12px; border-radius: 12px;
  background: var(--primary-bg); color: var(--primary);
  font-size: 12px; font-weight: 500;
}
.prompt-modal-footer { padding: 16px 24px; border-top: 1px solid var(--border); display: flex; gap: 10px; justify-content: flex-end; }

/* ===== SHARE POPUP ===== */
.share-popup {
  position: fixed; bottom: 90px; right: 24px; z-index: 85;
  background: var(--bg-card); border-radius: var(--radius);
  border: 1.5px solid var(--border); box-shadow: var(--shadow-hover);
  padding: 16px; display: none; min-width: 200px;
  animation: fadeInUp 0.3s ease;
}
.share-popup.open { display: block; }
.share-popup h4 { font-size: 14px; margin-bottom: 10px; color: var(--text-secondary); }
.share-popup .share-btns { display: flex; gap: 8px; }
.share-popup .share-btn {
  width: 40px; height: 40px; border-radius: 50%; border: none;
  cursor: pointer; font-size: 18px; transition: var(--transition);
  display: flex; align-items: center; justify-content: center;
}
.share-popup .share-btn:hover { transform: scale(1.15); }

/* ===== EMPTY STATE ===== */
.empty-state { text-align: center; padding: 80px 24px; color: var(--text-muted); }
.empty-state .empty-icon { font-size: 64px; margin-bottom: 16px; opacity: 0.5; }
.empty-state h3 { font-size: 18px; font-weight: 600; margin-bottom: 8px; color: var(--text-secondary); }
.empty-state p { font-size: 14px; }

/* ===== LOAD MORE ===== */
.load-more-wrap { text-align: center; padding: 32px 24px; }
.load-more-wrap .btn { padding: 12px 32px; border-radius: 24px; }

/* ===== TOAST ===== */
.toast-container { position: fixed; top: 80px; right: 24px; z-index: 300; display: flex; flex-direction: column; gap: 8px; }
.toast {
  padding: 12px 20px; border-radius: var(--radius-sm);
  background: var(--bg-card); border: 1px solid var(--border);
  box-shadow: var(--shadow-hover); font-size: 14px;
  display: flex; align-items: center; gap: 8px;
  animation: slideInRight 0.3s ease; max-width: 320px;
}
.toast.success { border-left: 3px solid #10b981; }
.toast.error { border-left: 3px solid #ef4444; }
.toast.info { border-left: 3px solid var(--primary); }

/* ===== FOOTER ===== */
.footer {
  text-align: center; padding: 40px 24px;
  color: var(--text-muted); font-size: 13px;
  border-top: 1px solid var(--border); margin-top: 40px;
}
.footer a { color: var(--primary); }

/* ===== SKELETON ===== */
.skeleton {
  background: linear-gradient(90deg, var(--bg-secondary) 25%, var(--border) 50%, var(--bg-secondary) 75%);
  background-size: 200% 100%; animation: shimmer 1.5s infinite; border-radius: var(--radius);
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes popIn {
  0% { opacity: 0; transform: scale(0.8); }
  70% { transform: scale(1.05); }
  100% { opacity: 1; transform: scale(1); }
}
@keyframes slideInRight {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}
@keyframes modalIn {
  from { transform: scale(0.9) translateY(20px); opacity: 0; }
  to { transform: scale(1) translateY(0); opacity: 1; }
}
@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}
@keyframes bounceIn {
  0% { transform: scale(0); opacity: 0; }
  50% { transform: scale(1.15); }
  100% { transform: scale(1); opacity: 1; }
}

/* ===== VOTE BUTTON ===== */
.vote-btn {
  padding: 4px 12px; border-radius: 12px;
  border: 1.5px solid var(--border); background: var(--bg-card);
  color: var(--text-muted); font-size: 12px; font-weight: 600;
  cursor: pointer; transition: var(--transition);
}
.vote-btn:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-bg); }
.vote-btn.voted { border-color: var(--primary); background: var(--primary); color: #fff; }

/* ===== BACK TO TOP ===== */
.back-to-top {
  position: fixed; bottom: 90px; right: 24px; z-index: 80;
  width: 44px; height: 44px; border-radius: 50%; border: none;
  background: var(--bg-card); color: var(--text-secondary);
  font-size: 18px; cursor: pointer;
  box-shadow: var(--shadow); transition: var(--transition);
  display: flex; align-items: center; justify-content: center;
  border: 1.5px solid var(--border);
}
.back-to-top:hover { background: var(--primary); color: #fff; border-color: var(--primary); transform: translateY(-2px); }

/* ===== RESULT COUNT ===== */
.result-count { font-size: 13px; color: var(--text-muted); white-space: nowrap; }

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .nav-inner { padding: 0 14px; gap: 10px; }
  .nav-brand span { display: none; }
  .nav-search { max-width: 200px; }
  .hero { height: 260px; }
  .hero h1 { font-size: 26px; }
  .site-intro { padding: 24px 16px 0; gap: 14px; }
  .site-intro-logo { width: 52px; height: 52px; }
  .site-intro-text h1 { font-size: 22px; }
  .categories { padding: 14px 16px 0; }
  .random-float { bottom: 16px; right: 16px; }
  .random-float button { width: 48px; height: 48px; font-size: 20px; }
  .share-popup { right: 16px; bottom: 80px; }
}