/* assets/css/style.css */
@import url('https://fonts.googleapis.com/css2?family=Bricolage+Grotesque:opsz,wght@12..96,300;12..96,400;12..96,500;12..96,600;12..96,700;12..96,800&family=Manrope:wght@300;400;500;600;700;800&family=Space+Grotesk:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
  /* Premium iOS/One UI Blue Odyssey Theme (Default Dark) */
  --bg-color: #070a13;
  --bg-dots: rgba(255, 255, 255, 0.025);
  
  --text: #f3f4f6;
  --muted: rgba(243, 244, 246, 0.6);
  --text-inverse: #070a13;
  
  --accent: #007aff;           /* Apple Classic iOS Blue */
  --accent-secondary: #00c6ff; /* Sky Electric Cyan */
  --accent-tertiary: #6c5ce7;  /* Deep iOS Purple */
  
  --accent-gradient: linear-gradient(135deg, var(--accent) 0%, var(--accent-secondary) 100%);
  
  --glass-bg: rgba(13, 20, 38, 0.45);
  --glass-border: rgba(255, 255, 255, 0.06);
  --glass-shadow: rgba(0, 0, 0, 0.55);
  --glass-overlay: rgba(10, 15, 28, 0.7);
  
  --orb-1: #007aff;
  --orb-2: #00c6ff;
  --orb-3: #70a1ff;
  
  --radius: 28px;              /* iOS / One UI Squircle Corners */
  --radius-sm: 16px;
  --transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);

  /* Premium Font Stack */
  --font-display: 'Bricolage Grotesque', sans-serif;  /* Headlines, Titles */
  --font-body: 'Manrope', sans-serif;                 /* Body, Buttons, UI */
  --font-mono: 'JetBrains Mono', monospace;           /* Code, Terminal */
  --font-label: 'Space Grotesk', sans-serif;          /* Badges, Labels */
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--bg-color);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
  transition: background 0.6s cubic-bezier(0.16, 1, 0.3, 1), color 0.5s ease;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  letter-spacing: -0.01em;
}

/* Background grid overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: 
    radial-gradient(circle at 1px 1px, var(--bg-dots) 1px, transparent 0);
  background-size: 32px 32px;
  pointer-events: none;
  z-index: -2;
}

/* Cosmic iOS Background Ambient Orbs */
.orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.22;
  pointer-events: none;
  z-index: -3;
  animation: floatOrb 22s ease-in-out infinite;
  will-change: transform;
}
.orb-1 { width: 600px; height: 600px; background: var(--orb-1); top: -200px; left: -150px; animation-duration: 25s; }
.orb-2 { width: 500px; height: 500px; background: var(--orb-2); bottom: -150px; right: -150px; animation-duration: 20s; animation-delay: -5s; }
.orb-3 { width: 400px; height: 400px; background: var(--orb-3); top: 40%; left: 45%; animation-duration: 28s; animation-delay: -10s; }

@keyframes floatOrb {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
  50% { transform: translate3d(50px, -60px, 0) scale(1.08); }
}

/* Fine grain overlay */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.035'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 9999;
  opacity: 0.35;
}

.glass {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.015) 100%), var(--glass-bg);
  border: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(32px) saturate(210%);
  -webkit-backdrop-filter: blur(32px) saturate(210%);
  box-shadow: 0 24px 60px var(--glass-shadow), inset 0 1px 1px rgba(255, 255, 255, 0.12);
}

#app {
  position: relative;
  z-index: 2;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Redesigned Floating Navbar (iOS Dynamic Bar style) */
nav {
  position: fixed;
  top: 16px; left: 50%;
  transform: translateX(-50%);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 32px;
  width: calc(100% - 48px);
  max-width: 1140px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.015) 100%), var(--glass-overlay);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius);
  backdrop-filter: blur(32px);
  -webkit-backdrop-filter: blur(32px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.35), inset 0 1px 1px rgba(255, 255, 255, 0.1);
  transition: var(--transition);
}

.nav-logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  cursor: pointer;
  transition: var(--transition);
}
.nav-logo:hover {
  opacity: 0.85;
}

.nav-controls {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* iOS/One UI Pill-Shaped Buttons */
.btn-dl {
  padding: 10px 24px;
  border-radius: 30px; /* Pill Shape */
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  transition: var(--transition);
}

.btn-dl.primary {
  background: var(--accent);
  color: var(--text-inverse);
  border: none;
  box-shadow: 0 4px 15px rgba(0, 122, 255, 0.25);
}
.btn-dl.primary:hover {
  background: var(--accent-secondary);
  box-shadow: 0 8px 25px rgba(0, 122, 255, 0.4);
  transform: translateY(-1.5px);
}

.btn-dl.secondary {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--glass-border);
  color: var(--text);
}
.btn-dl.secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--accent);
  transform: translateY(-1.5px);
}

/* Page configurations */
.page {
  display: none;
  flex: 1;
  padding: 120px 24px 40px;
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
}
.page.active {
  display: block;
}

/* Custom Header labels */
.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.5rem;
  letter-spacing: -0.04em;
}

.section-label span {
  background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.filter-controls select {
  padding: 8px 20px;
  border-radius: 20px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--text);
  outline: none;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.85rem;
  cursor: pointer;
  transition: var(--transition);
}
.filter-controls select:hover {
  border-color: var(--accent);
}

/* Redesigned Widgets Cards (iOS / One UI style) */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 28px;
}

.os-card {
  border-radius: var(--radius);
  overflow: hidden;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.04) 0%, rgba(255, 255, 255, 0.01) 100%), var(--glass-bg);
  border: 1px solid rgba(255, 255, 255, 0.07);
  backdrop-filter: blur(28px) saturate(200%);
  -webkit-backdrop-filter: blur(28px) saturate(200%);
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.os-card:hover {
  transform: translateY(-6px) scale(1.015);
  border-color: rgba(0, 198, 255, 0.45);
  box-shadow: 0 24px 50px rgba(0, 198, 255, 0.18), inset 0 1px 2px rgba(255, 255, 255, 0.18);
}

.card-img {
  aspect-ratio: 2 / 1;
  position: relative;
  overflow: hidden;
}

.card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.os-card:hover .card-img img {
  transform: scale(1.06);
}

.card-img-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 30%, var(--bg-color) 100%);
  opacity: 0.9;
}

.badges-container {
  position: absolute;
  top: 18px;
  left: 18px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.card-badge {
  padding: 4px 12px;
  border-radius: 20px;
  font-family: var(--font-label);
  font-weight: 700;
  font-size: 0.65rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.card-badge.stable { background: rgba(0, 122, 255, 0.12); border: 1px solid rgba(0, 122, 255, 0.25); color: var(--accent-secondary); }
.card-badge.beta { background: rgba(243, 156, 18, 0.12); border: 1px solid rgba(243, 156, 18, 0.25); color: #f39c12; }
.card-badge.pre-release { background: rgba(155, 89, 182, 0.12); border: 1px solid rgba(155, 89, 182, 0.25); color: #9b59b6; }
.card-badge.new { background: var(--accent); color: var(--text-inverse); }

.card-body {
  padding: 28px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.card-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.3rem;
  margin-bottom: 8px;
  letter-spacing: -0.03em;
  line-height: 1.2;
}

.card-desc {
  font-size: 0.88rem;
  line-height: 1.55;
  color: var(--muted);
  margin-bottom: 24px;
  flex: 1;
}

.card-footer {
  border-top: 1px solid var(--glass-border);
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.card-count {
  font-size: 0.78rem;
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.card-date {
  font-size: 0.78rem;
  color: var(--muted);
}

/* Detail View Layout */
.detail-container {
  overflow: visible;
}

.detail-container.glass {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.015) 100%), var(--glass-bg);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius);
  padding: 44px;
  backdrop-filter: blur(32px) saturate(210%);
  -webkit-backdrop-filter: blur(32px) saturate(210%);
  box-shadow: 0 24px 60px var(--glass-shadow), inset 0 1px 1px rgba(255, 255, 255, 0.12);
}

.detail-card {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.015) 100%), var(--glass-bg);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius);
  padding: 44px;
  backdrop-filter: blur(32px) saturate(210%);
  -webkit-backdrop-filter: blur(32px) saturate(210%);
  box-shadow: 0 24px 60px var(--glass-shadow), inset 0 1px 1px rgba(255, 255, 255, 0.12);
  transition: var(--transition);
}

.back-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 32px;
  transition: var(--transition);
}

.back-btn:hover {
  color: var(--accent);
}

.detail-header-wrap {
  display: flex;
  gap: 40px;
  margin-bottom: 40px;
}

.detail-img-box {
  width: 320px;
  aspect-ratio: 2 / 1;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--glass-border);
}

.detail-img-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.detail-info-box {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
}

.detail-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 2.2rem;
  margin-bottom: 12px;
  letter-spacing: -0.04em;
  line-height: 1.1;
}

.detail-desc {
  color: var(--muted);
  line-height: 1.6;
  margin-bottom: 24px;
  font-size: 0.98rem;
}

.detail-actions-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.detail-downloads-section {
  border-top: 1px solid var(--glass-border);
  padding-top: 40px;
}

.downloads-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.35rem;
  margin-bottom: 24px;
  letter-spacing: -0.03em;
}

.download-group {
  margin-bottom: 32px;
}

.download-group-header {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
  padding-bottom: 6px;
  border-bottom: 1px dashed var(--glass-border);
}

/* Pill-shaped download list elements (One UI Widget style) */
.download-item-row {
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  padding: 16px 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
  transition: var(--transition);
}

.download-item-row:hover {
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--accent);
  transform: translateX(4px);
}

.dl-item-meta {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

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

.dl-item-details {
  font-size: 0.8rem;
  color: var(--muted);
}

.dl-item-actions {
  display: flex;
  gap: 12px;
}

/* Modals overlays */
.modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(7, 10, 19, 0.75);
  backdrop-filter: blur(12px);
  justify-content: center;
  align-items: center;
  padding: 20px;
}
.modal.active {
  display: flex;
}

.modal-content {
  border-radius: var(--radius);
  max-width: 600px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  padding: 44px;
  position: relative;
}

.close-modal {
  position: absolute;
  top: 24px;
  right: 24px;
  cursor: pointer;
  color: var(--muted);
  font-size: 1.5rem;
  transition: var(--transition);
}
.close-modal:hover {
  color: var(--accent);
}

.disabled {
  opacity: 0.6;
  pointer-events: none;
  cursor: not-allowed;
}

/* Markdown parsing styling templates */
#md-content h1, #reader-content h1, .inline-guide-content h1 { font-family: var(--font-display); font-size: 1.6rem; font-weight: 800; margin-bottom: 16px; border-bottom: 1px solid var(--glass-border); padding-bottom: 8px; letter-spacing: -0.03em; }
#md-content h2, #reader-content h2, .inline-guide-content h2 { font-family: var(--font-display); font-size: 1.25rem; font-weight: 700; margin-top: 20px; margin-bottom: 12px; letter-spacing: -0.02em; }
#md-content p, #reader-content p, .inline-guide-content p { font-family: var(--font-body); line-height: 1.7; margin-bottom: 16px; font-size: 0.95rem; }
#md-content pre, #reader-content pre, .inline-guide-content pre { background: rgba(0,0,0,0.4); border: 1px solid var(--glass-border); padding: 18px; border-radius: var(--radius-sm); margin-bottom: 16px; overflow-x: auto; font-family: var(--font-mono); font-size: 0.88rem; line-height: 1.6; }
#md-content code, #reader-content code, .inline-guide-content code { font-family: var(--font-mono); background: rgba(0,122,255,0.08); border: 1px solid rgba(0,122,255,0.15); padding: 2px 6px; border-radius: 6px; font-size: 0.88em; color: var(--accent-secondary); }
#md-content ul, #reader-content ul, .inline-guide-content ul { margin-left: 20px; margin-bottom: 16px; line-height: 1.7; }
#md-content li, #reader-content li, .inline-guide-content li { margin-bottom: 6px; font-family: var(--font-body); }

footer {
  text-align: center;
  padding: 48px 0;
  color: var(--muted);
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  margin-top: auto;
}

.step-row {
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  padding: 12px 24px;
  display: flex;
  justify-content: flex-start;
  align-items: center;
  margin-bottom: 0;
  transition: var(--transition);
}
.step-row:hover {
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--accent);
}

/* Split Layout for detail page */
.detail-split-layout {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 40px;
  align-items: start;
  margin-top: 10px;
}

.detail-left-col {
  display: flex;
  flex-direction: column;
  min-width: 0; /* Prevents overflow expanding grid columns */
}

.detail-right-col {
  position: sticky;
  top: 100px;
  min-width: 0; /* Prevents overflow expanding grid columns */
}

@media (max-width: 992px) {
  .detail-split-layout {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .detail-right-col {
    position: static;
  }
}

/* Responsive constraints */
@media (max-width: 768px) {
  .nav-logo-suffix {
    display: none;
  }
  .detail-card {
    padding: 24px 20px;
    border-radius: var(--radius-sm);
  }
  .detail-img-box {
    width: 100% !important;
    max-width: 100% !important;
    height: auto !important;
    aspect-ratio: 2 / 1 !important;
    margin: 0 auto 20px !important;
  }
  .detail-title {
    font-size: 1.6rem !important;
    text-align: center;
  }
  .detail-desc {
    font-size: 0.88rem !important;
    text-align: center;
  }
  .detail-actions-row {
    justify-content: center;
  }
  .detail-header-wrap {
    grid-template-columns: 1fr !important;
    flex-direction: column;
    align-items: stretch;
    gap: 24px;
  }
  .detail-info-box {
    align-items: center;
    text-align: center;
  }
  .detail-container {
    padding: 24px 12px !important;
    border-radius: var(--radius-sm) !important;
  }
  nav {
    padding: 12px 16px;
    width: calc(100% - 24px);
    top: 12px;
    flex-direction: column;
    gap: 10px;
    border-radius: var(--radius-sm);
  }
  .nav-logo {
    font-size: 1rem;
    text-align: center;
    margin-bottom: 2px;
  }
  .nav-controls {
    width: 100%;
    justify-content: center;
    gap: 6px;
    flex-wrap: wrap;
  }
  .nav-controls .btn-dl {
    padding: 6px 12px;
    font-size: 0.75rem;
  }
  .page {
    padding: 140px 12px 20px;
  }
  .download-item-row {
    flex-direction: column;
    align-items: stretch;
    gap: 16px;
    text-align: center;
    padding: 16px 20px;
  }
  .dl-item-actions {
    justify-content: center;
  }
  .step-row {
    padding: 12px 16px;
    align-items: flex-start;
  }
}