/* ===========================
   Kinney 的異想世界 — Style
   Sky-free, soaring, editorial
   =========================== */

:root {
  /* Sky & Soaring palette */
  --bg-primary: #f8f6f1;
  --nav-bg: rgba(248, 246, 241, 0.9);
  --bg-secondary: #f0ebe4;
  --bg-card: #faf8f5;
  --bg-card-hover: #f7f5f0;
  --text-primary: #2c2a35;
  --text-secondary: #5e5a6e;
  --text-muted: #9e98ab;
  --accent: #0ea5e9;           /* sky-500: open sky blue */
  --accent-warm: #f97316;      /* sunset orange */
  --accent-glow: rgba(14, 165, 233, 0.15);
  --accent-warm-glow: rgba(249, 115, 22, 0.12);
  --accent-subtle: rgba(14, 165, 233, 0.05);
  --border: rgba(0, 0, 0, 0.05);
  --border-hover: rgba(14, 165, 233, 0.25);
  --tag-tech: #0ea5e9;
  --tag-politics: #e06050;
  --tag-series: #a78bfa;
  --sky-top: #e0f2fe;          /* very light sky */
  --sky-mid: #f0f9ff;
  --horizon: #fff7ed;          /* warm horizon glow */
  --radius: 14px;
  --font-serif: 'Noto Serif TC', Georgia, serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --max-width: 1100px;
  --transition: 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* Dark mode */
[data-theme="dark"] {
  --bg-primary: #13111a;
  --nav-bg: rgba(19, 17, 26, 0.9);
  --bg-secondary: #1c1926;
  --bg-card: #1e1b28;
  --bg-card-hover: #262230;
  --text-primary: #e8e4ef;
  --text-secondary: #b0a9be;
  --text-muted: #706a80;
  --accent: #38bdf8;
  --accent-warm: #fb923c;
  --accent-glow: rgba(56, 189, 248, 0.2);
  --accent-warm-glow: rgba(251, 146, 60, 0.15);
  --accent-subtle: rgba(56, 189, 248, 0.08);
  --border: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(56, 189, 248, 0.3);
  --tag-tech: #38bdf8;
  --tag-politics: #f87171;
  --tag-series: #c4b5fd;
  --sky-top: #0f0d18;
  --sky-mid: #13111a;
  --horizon: #1a1520;
}

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

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

body {
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: background-color 0.4s ease, color 0.4s ease;
  /* Dot pattern background */
  background-image: radial-gradient(circle, var(--text-muted) 0.6px, transparent 0.6px);
  background-size: 24px 24px;
  background-position: 0 0;
}

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

a:hover {
  color: var(--accent-warm);
}

/* ---- Navigation ---- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1.5rem 2rem;
  transition: all var(--transition);
}

.nav-scrolled {
  background: var(--nav-bg);
  backdrop-filter: blur(24px) saturate(1.4);
  -webkit-backdrop-filter: blur(24px) saturate(1.4);
  padding: 1rem 2rem;
  border-bottom: 1px solid var(--border);
  box-shadow: 0 1px 12px rgba(14, 165, 233, 0.06);
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  font-weight: 900;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.logo-dot {
  color: var(--accent-warm);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

/* Hamburger button (hidden on desktop) */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  z-index: 200;
}

.nav-hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
/* Mobile menu overlay removed */

.theme-toggle {
  background: none;
  border: 1px solid var(--border);
  border-radius: 50%;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-secondary);
  transition: all var(--transition);
  font-size: 1.1rem;
  line-height: 1;
}

.theme-toggle:hover {
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: 0 0 12px var(--accent-glow);
}

.nav-links a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 400;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: color var(--transition);
}

.nav-links a:hover {
  color: var(--accent);
}

/* ---- Search Component ---- */
.search-wrapper {
  position: relative;
}

.search-trigger {
  background: none;
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 0.35rem 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  cursor: pointer;
  color: var(--text-muted);
  font-size: 0.78rem;
  transition: all var(--transition);
  white-space: nowrap;
}

.search-trigger:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.search-trigger .search-icon {
  font-size: 0.85rem;
}

.search-trigger .search-shortcut {
  font-size: 0.6rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.1rem 0.35rem;
  font-family: var(--font-sans);
  letter-spacing: 0;
  text-transform: none;
}

/* Search Overlay */
.search-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  z-index: 9998;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}

.search-overlay.active {
  opacity: 1;
  visibility: visible;
}

.search-modal {
  position: fixed;
  top: 15%;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  width: 90%;
  max-width: 560px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  z-index: 9999;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease, transform 0.25s ease;
  overflow: hidden;
}

.search-modal.active {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.search-input-wrapper {
  display: flex;
  align-items: center;
  padding: 1rem 1.2rem;
  border-bottom: 1px solid var(--border);
  gap: 0.6rem;
}

.search-input-wrapper .search-icon {
  font-size: 1.1rem;
  color: var(--text-muted);
  flex-shrink: 0;
}

.search-input {
  flex: 1;
  border: none;
  background: none;
  font-size: 1rem;
  color: var(--text-primary);
  font-family: var(--font-sans);
  outline: none;
}

.search-input::placeholder {
  color: var(--text-muted);
}

.search-close {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.15rem 0.5rem;
  font-size: 0.65rem;
  color: var(--text-muted);
  cursor: pointer;
  font-family: var(--font-sans);
  flex-shrink: 0;
}

.search-results {
  max-height: 360px;
  overflow-y: auto;
  padding: 0.5rem;
}

.search-results::-webkit-scrollbar {
  width: 4px;
}

.search-results::-webkit-scrollbar-thumb {
  background: var(--text-muted);
  border-radius: 4px;
}

.search-result-item {
  display: block;
  padding: 0.8rem 1rem;
  border-radius: 10px;
  text-decoration: none;
  color: var(--text-primary);
  transition: background 0.2s ease;
}

.search-result-item:hover,
.search-result-item.active {
  background: var(--accent-subtle);
}

.search-result-title {
  font-weight: 600;
  font-size: 0.92rem;
  margin-bottom: 0.25rem;
  line-height: 1.4;
}

.search-result-title mark {
  background: var(--accent-glow);
  color: var(--accent);
  border-radius: 2px;
  padding: 0 2px;
}

.search-result-meta {
  font-size: 0.72rem;
  color: var(--text-muted);
  display: flex;
  gap: 0.6rem;
}

.search-result-excerpt {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-top: 0.2rem;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.search-empty {
  text-align: center;
  padding: 2rem 1rem;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.search-footer {
  padding: 0.6rem 1.2rem;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.65rem;
  color: var(--text-muted);
}

.search-footer kbd {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.1rem 0.35rem;
  font-family: var(--font-sans);
  font-size: 0.6rem;
}

/* ---- Hero ---- */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  position: relative;
  padding: 2rem;
  overflow: hidden;
  background: linear-gradient(
    180deg,
    var(--sky-top) 0%,
    var(--sky-mid) 35%,
    var(--bg-primary) 65%,
    var(--horizon) 100%
  );
}

/* Floating cloud-like orbs */
.hero::before,
.hero::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.5;
  animation: float 12s ease-in-out infinite;
}

.hero::before {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(14, 165, 233, 0.18), transparent 70%);
  top: 10%;
  left: -10%;
  animation-delay: 0s;
}

.hero::after {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(249, 115, 22, 0.12), transparent 70%);
  bottom: 5%;
  right: -8%;
  animation-delay: -6s;
}

/* Particle Canvas */
.particle-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: auto;
  z-index: 0;
  cursor: default;
}

/* Hero Glow Orbs */
.hero-glow-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  z-index: 0;
  animation: orbFloat 8s ease-in-out infinite;
}

.hero-glow-1 {
  width: 520px;
  height: 520px;
  background: radial-gradient(circle, rgba(14, 165, 233, 0.18) 0%, transparent 70%);
  top: -120px;
  right: 10%;
  animation-delay: 0s;
}

.hero-glow-2 {
  width: 380px;
  height: 380px;
  background: radial-gradient(circle, rgba(251, 191, 36, 0.10) 0%, transparent 70%);
  bottom: -80px;
  left: 5%;
  animation-delay: -4s;
}

[data-theme="dark"] .hero-glow-1 {
  background: radial-gradient(circle, rgba(56, 189, 248, 0.22) 0%, transparent 70%);
}

[data-theme="dark"] .hero-glow-2 {
  background: radial-gradient(circle, rgba(251, 191, 36, 0.13) 0%, transparent 70%);
}

@keyframes orbFloat {
  0%, 100% { transform: translateY(0px) scale(1); }
  50% { transform: translateY(-30px) scale(1.06); }
}

.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(14, 165, 233, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(14, 165, 233, 0.03) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black, transparent);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black, transparent);
}

.hero-content {
  text-align: center;
  max-width: 800px;
  position: relative;
  z-index: 1;
}

.hero-label {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 2rem;
  opacity: 0;
  animation: fadeUp 0.8s ease forwards 0.2s;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 6vw, 5rem);
  font-weight: 900;
  line-height: 1.3;
  padding-bottom: 0.1em;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, #0c4a6e 0%, #0ea5e9 40%, #f97316 100%);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  opacity: 0;
  animation: fadeUp 0.8s ease forwards 0.4s, shimmer 8s ease-in-out infinite 1.2s;
}

.title-line {
  display: block;
}

.title-accent {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-warm) 100%);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: shimmer 6s ease-in-out infinite;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 1.5rem;
  line-height: 1.8;
  opacity: 0;
  animation: fadeUp 0.8s ease forwards 0.6s;
}

.hero-bio {
  font-size: 0.88rem;
  color: var(--text-muted);
  max-width: 480px;
  margin: 0 auto 2rem;
  line-height: 1.6;
  letter-spacing: 0.01em;
  opacity: 0;
  animation: fadeUp 0.8s ease forwards 0.7s;
}

.hero-bio strong {
  color: var(--accent-warm);
  font-weight: 600;
}

.hero-cta-group {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeUp 0.8s ease forwards 0.8s;
}

.hero-cta {
  display: inline-block;
  padding: 0.9rem 2.2rem;
  border: 1.5px solid var(--accent);
  border-radius: 100px;
  color: var(--accent);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  transition: all var(--transition);
  opacity: 1;
  animation: none;
}

.hero-cta:hover {
  background: linear-gradient(135deg, var(--accent), #38bdf8);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 8px 32px var(--accent-glow), 0 2px 12px rgba(14, 165, 233, 0.2);
  transform: translateY(-2px);
}

.hero-cta-outline {
  border-color: var(--accent-warm);
  color: var(--accent-warm);
}

.hero-cta-outline:hover {
  background: linear-gradient(135deg, var(--accent-warm), #fbbf24);
  border-color: transparent;
  box-shadow: 0 8px 32px rgba(251, 191, 36, 0.25);
}

.hero-scroll-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
}

.scroll-line {
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, var(--accent), var(--accent-warm), transparent);
  animation: scrollPulse 2.5s ease-in-out infinite;
}

/* ---- Sections Common ---- */
.section-header {
  text-align: center;
  margin-bottom: 3.5rem;
}

.section-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent);
  display: block;
  margin-bottom: 0.8rem;
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 700;
}

/* ---- Articles Section ---- */
.articles-section {
  padding: 6rem 2rem;
  max-width: var(--max-width);
  margin: 0 auto;
}

/* --- Stats Card --- */
.stats-card {
  display: flex;
  justify-content: center;
  gap: 0;
  margin: 0 auto 2.5rem;
  border: 2px solid var(--text-primary);
  border-radius: 12px;
  overflow: hidden;
  max-width: 520px;
  box-shadow: 4px 4px 0 var(--text-primary);
  background: var(--bg-card);
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.stats-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 var(--text-primary);
}

.stat-item {
  flex: 1;
  text-align: center;
  padding: 1rem 0.5rem;
  border-right: 1.5px solid var(--border);
}

.stat-item:last-child {
  border-right: none;
}

.stat-number {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1.2;
}

.stat-number.stat-accent-warm {
  color: var(--accent-warm);
}

.stat-number.stat-accent-purple {
  color: var(--tag-series);
}

.stat-label {
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 600;
  margin-top: 0.2rem;
}

.articles-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.article-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem 2.2rem;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.article-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-warm), var(--accent));
  background-size: 200% 100%;
  opacity: 0;
  transition: opacity var(--transition);
  animation: shimmer 4s ease-in-out infinite;
}

.article-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow:
    0 16px 48px rgba(14, 165, 233, 0.08),
    0 4px 16px rgba(249, 115, 22, 0.04);
}

.article-card:hover::before {
  opacity: 1;
}

.article-card-featured {
  background: linear-gradient(135deg, var(--bg-card) 0%, rgba(14, 165, 233, 0.04) 50%, rgba(249, 115, 22, 0.03) 100%);
  border-color: rgba(14, 165, 233, 0.12);
}

/* Filter Tabs */
.filter-tabs {
  display: flex;
  flex-wrap: nowrap;
  overflow-x: auto;
  gap: 0.6rem;
  margin-bottom: 2.5rem;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  padding-bottom: 4px;
}

.filter-tabs::-webkit-scrollbar { display: none; }

.filter-tab {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 0.45rem 1.1rem;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  letter-spacing: 0.03em;
  transition: all var(--transition);
}

.filter-tab:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-subtle);
}

.filter-tab.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  box-shadow: 0 4px 12px var(--accent-glow);
}

.filter-empty {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.95rem;
  padding: 3rem 0;
  display: none;
}

.card-meta {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.card-tag {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.25rem 0.7rem;
  border-radius: 100px;
  background: rgba(0, 0, 0, 0.02);
}

.tag-tech { color: var(--tag-tech); border: 1px solid rgba(14, 165, 233, 0.2); }
.tag-politics { color: var(--tag-politics); border: 1px solid rgba(224, 96, 80, 0.2); }
.tag-series { color: var(--tag-series); border: 1px solid rgba(167, 139, 250, 0.2); }
.tag-finance { color: #10b981; border: 1px solid rgba(16, 185, 129, 0.2); }

.card-meta time {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-left: auto;
}

.card-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 0.8rem;
  color: var(--text-primary);
}

.card-title-link {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition);
}

.card-title-link:hover {
  color: var(--accent);
}

.card-excerpt {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 1.2rem;
}

.card-link {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--accent);
  transition: all var(--transition);
}

.card-link:hover {
  color: var(--accent-warm);
  letter-spacing: 0.1em;
}

/* Card with thumbnail */
.article-card.card-with-thumb {
  display: flex;
  gap: 1.5rem;
  align-items: stretch;
}

.card-thumb {
  flex-shrink: 0;
  width: 200px;
  height: 150px;
  border-radius: 8px;
  overflow: hidden;
}

.card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform var(--transition);
}

.card-with-thumb:hover .card-thumb img {
  transform: scale(1.05);
}

.card-content {
  flex: 1;
  min-width: 0;
}

@media (max-width: 768px) {
  .article-card.card-with-thumb {
    flex-direction: column;
  }
  .card-thumb {
    width: 100%;
    height: 180px;
  }
}

/* ---- Newsletter Section ---- */
/* ===========================
   Videos Section
   =========================== */
.videos-section {
  padding: 6rem 2rem;
  max-width: var(--max-width);
  margin: 0 auto;
}

.videos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.8rem;
}

/* Video type sub-tabs */
.video-type-tabs {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.video-type-tab {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 0.55rem 1.4rem;
  font-family: var(--font-sans);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition);
}

.video-type-tab:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.video-type-tab.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  box-shadow: 0 4px 12px var(--accent-glow);
}

.videos-grid-shorts {
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1.5rem;
}

.video-thumb-shorts {
  aspect-ratio: 9 / 16 !important;
}

.video-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all var(--transition);
}

.video-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-hover);
  box-shadow: 0 12px 30px rgba(0,0,0,0.1);
}

.video-thumb-wrap {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  cursor: pointer;
  background: #0f0d18;
}

.video-thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform var(--transition), opacity var(--transition);
}

.video-card:hover .video-thumb {
  transform: scale(1.05);
  opacity: 0.85;
}

.video-play-btn {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  transition: all var(--transition);
}

.video-play-btn svg {
  width: 52px;
  height: 52px;
  background: rgba(0,0,0,0.55);
  border-radius: 50%;
  padding: 10px;
  padding-left: 14px;
  transition: all var(--transition);
  filter: drop-shadow(0 2px 8px rgba(0,0,0,0.4));
}

.video-card:hover .video-play-btn svg {
  background: var(--accent);
  transform: scale(1.1);
}

.video-badge {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: var(--accent);
  color: #fff;
  padding: 0.2rem 0.6rem;
  border-radius: 100px;
}

.video-info {
  padding: 1.2rem 1.4rem 1.4rem;
}

.video-title {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  line-height: 1.4;
}

.video-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1rem;
}

.video-yt-link {
  display: inline-flex;
  align-items: center;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--accent-warm);
  text-decoration: none;
  gap: 0.3rem;
  transition: color var(--transition);
}

.video-yt-link:hover {
  color: var(--accent);
}

/* Video Lightbox */
.video-lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.88);
  z-index: 9999;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(6px);
  animation: fadeIn 0.25s ease;
}

.lightbox-inner {
  width: min(90vw, 960px);
  aspect-ratio: 16 / 9;
  border-radius: 12px;
  overflow: hidden;
  background: #000;
  box-shadow: 0 30px 80px rgba(0,0,0,0.6);
}

.lightbox-shorts {
  width: auto;
  height: min(85vh, 700px);
  aspect-ratio: 9 / 16;
}

.lightbox-inner iframe {
  width: 100%;
  height: 100%;
  border: none;
}

.lightbox-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  color: #fff;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition);
}

.lightbox-close:hover {
  background: rgba(255,255,255,0.25);
}

/* Videos Preview Section (homepage teaser) */
.videos-preview-section {
  padding: 5rem 2rem;
  max-width: var(--max-width);
  margin: 0 auto;
}

.videos-preview-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 3rem;
  transition: border-color var(--transition);
}

.videos-preview-inner:hover {
  border-color: var(--border-hover);
}

.btn-primary-outline {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.65rem 1.4rem;
  border: 1.5px solid var(--accent);
  border-radius: 100px;
  color: var(--accent);
  font-family: var(--font-sans);
  font-size: 0.88rem;
  font-weight: 600;
  text-decoration: none;
  transition: all var(--transition);
}

.btn-primary-outline:hover {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 4px 16px var(--accent-glow);
}

.videos-preview-thumbs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
}

.preview-thumb {
  position: relative;
  aspect-ratio: 9 / 16;
  border-radius: 8px;
  overflow: hidden;
  display: block;
  text-decoration: none;
}

.preview-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition), opacity var(--transition);
}

.preview-thumb:hover img {
  transform: scale(1.06);
  opacity: 0.8;
}

.preview-play {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: #fff;
  opacity: 0;
  transition: opacity var(--transition);
  background: rgba(0,0,0,0.35);
}

.preview-thumb:hover .preview-play {
  opacity: 1;
}

/* Nav active indicator */
.nav-active {
  color: var(--accent) !important;
  border-bottom: 2px solid var(--accent);
}

.newsletter-section {
  padding: 5rem 2rem;
  text-align: center;
  background: var(--bg-primary);
}

.newsletter-inner {
  max-width: 520px;
  margin: 0 auto;
}

.newsletter-title {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 900;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.newsletter-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.newsletter-form {
  display: flex;
  gap: 0.5rem;
  max-width: 420px;
  margin: 0 auto;
}

.newsletter-input {
  flex: 1;
  padding: 0.75rem 1.2rem;
  border: 1px solid var(--border);
  border-radius: 100px;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  color: var(--text-primary);
  background: var(--bg-card);
  outline: none;
  transition: all var(--transition);
}

.newsletter-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
}

.newsletter-input::placeholder {
  color: var(--text-muted);
}

.newsletter-btn {
  padding: 0.75rem 1.8rem;
  border: none;
  border-radius: 100px;
  background: linear-gradient(135deg, var(--accent), var(--accent-warm));
  color: #fff;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.newsletter-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(14, 165, 233, 0.3);
}

/* ---- About Section ---- */
.about-section {
  padding: 6rem 2rem;
  background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--horizon) 100%);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

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

.about-section .section-title {
  background: linear-gradient(135deg, #0c4a6e 0%, #0ea5e9 40%, #f97316 100%);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: shimmer 8s ease-in-out infinite;
}

.about-text {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.9;
  margin-bottom: 1.2rem;
}

.about-credo {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  background: linear-gradient(135deg, var(--accent), var(--accent-warm));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 700;
  margin-top: 1.5rem;
  margin-bottom: 2rem;
}

.about-links {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
}

.social-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.6rem 1.5rem;
  border: 1px solid var(--border);
  border-radius: 100px;
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 500;
  transition: all var(--transition);
}

.social-link:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-subtle);
  box-shadow: 0 4px 16px var(--accent-glow);
}

/* ---- Footer ---- */
.footer {
  padding: 3rem 2rem;
  text-align: center;
  background: linear-gradient(180deg, var(--bg-primary), var(--sky-mid));
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.footer-text {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.footer-quote {
  font-family: var(--font-serif);
  font-size: 0.85rem;
  color: var(--accent);
  font-style: italic;
  opacity: 0.7;
}

/* ---- Animations ---- */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes shimmer {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(1); }
  50% { opacity: 0.8; transform: scaleY(1.2); }
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -20px) scale(1.05); }
  66% { transform: translate(-20px, 15px) scale(0.95); }
}

.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ---- Responsive ---- */
@media (max-width: 768px) {
  /* --- Nav --- */
  .nav { padding: 1rem 1.5rem; }
  .nav-scrolled { padding: 0.8rem 1.5rem; }
  .nav-hamburger { display: none !important; }
  .nav-links { display: flex !important; gap: 1.2rem; }
  .nav-links a { font-size: 0.8rem; }
  .theme-toggle { width: 32px; height: 32px; font-size: 0.85rem; }
  
  /* Search (Mobile) */
  .search-shortcut { display: none; }
  .search-trigger { padding: 0.35rem 0.5rem; }
  .search-modal { width: 95%; max-width: calc(100vw - 2rem); top: 10%; }
  .search-input-wrapper { padding: 0.8rem 1rem; }

  /* --- Hero --- */
  .hero { padding: 1.5rem; min-height: 90vh; }
  .hero-subtitle { font-size: 1rem; }
  .hero-bio { font-size: 0.88rem; }
  .hero-cta-group { flex-direction: column; align-items: center; width: 100%; }
  .hero-cta { width: 80%; text-align: center; }
  .hero::before { width: 300px; height: 300px; }
  .hero::after { width: 250px; height: 250px; }

  /* --- Filter tabs: horizontal scroll --- */
  .filter-tab { padding: 0.4rem 0.85rem; font-size: 0.78rem; white-space: nowrap; }

  /* --- Article cards --- */
  .articles-section { padding: 3rem 1.2rem; }
  .article-card { padding: 1.4rem; }
  .card-title { font-size: 1.3rem; }
  .card-excerpt { font-size: 1rem; line-height: 1.85; }

  /* --- Videos page: Shorts grid → 2 columns --- */
  .videos-grid-shorts { grid-template-columns: repeat(2, 1fr) !important; gap: 1rem; }
  .video-thumb-shorts { aspect-ratio: 9 / 13 !important; }
  .video-title { font-size: 0.85rem; }

  /* --- Videos preview on homepage --- */
  .videos-preview-section { padding: 3rem 1.2rem; }
  .videos-preview-inner { grid-template-columns: 1fr; gap: 1.5rem; padding: 1.5rem; }
  .videos-preview-thumbs { grid-template-columns: repeat(3, 1fr); }
  .preview-thumb { aspect-ratio: 9 / 12; }

  /* --- About --- */
  .about-section { padding: 3rem 1.2rem; }
}

@media (max-width: 480px) {
  .nav-logo { font-size: 1.5rem; }
  .nav-links a { font-size: 0.72rem; }
  .nav-links { gap: 0.8rem; }
  .hero-label { font-size: 0.7rem; letter-spacing: 0.2em; }
  .card-meta { gap: 0.4rem; }
  .card-tag { font-size: 0.65rem; padding: 0.2rem 0.5rem; }
  .preview-thumb { aspect-ratio: 1 / 1; }
  .videos-grid-shorts { grid-template-columns: repeat(2, 1fr) !important; }
  .video-thumb-shorts { aspect-ratio: 3 / 4 !important; }
  
  /* Search (Small Mobile) */
  .search-trigger { padding: 0.3rem 0.4rem; }
  .search-trigger .search-icon { font-size: 0.8rem; }
}