:root {
  --bg-primary: #120d0b;
  --bg-secondary: #1a1310;
  --bg-card: rgba(31, 23, 20, 0.85);
  --bg-card-hover: rgba(42, 31, 27, 0.95);
  --bg-glass: rgba(26, 19, 16, 0.75);

  --accent-flame: #ff6f3c;
  --accent-flame-glow: rgba(255, 111, 60, 0.4);
  --accent-ember: #f28b44;
  --accent-gold: #ffc107;
  --accent-gold-glow: rgba(255, 193, 7, 0.35);
  --accent-teal: #2d4a58;
  --accent-teal-light: #447287;

  --text-primary: #fdf6f0;
  --text-secondary: #d4c2b6;
  --text-muted: #9e897e;

  --border-warm: rgba(255, 111, 60, 0.2);
  --border-subtle: rgba(255, 255, 255, 0.08);

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  --font-main: "Nunito", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: "JetBrains Mono", "Fira Code", monospace;
  --transition-fast: 0.2s ease;
  --transition-smooth: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  color-scheme: dark;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-main);
  line-height: 1.65;
  background-image:
    radial-gradient(circle at 50% 0%, rgba(255, 111, 60, 0.12) 0%, transparent 60%),
    radial-gradient(circle at 10% 40%, rgba(255, 193, 7, 0.05) 0%, transparent 50%),
    radial-gradient(circle at 90% 70%, rgba(45, 74, 88, 0.08) 0%, transparent 50%);
  background-attachment: fixed;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Glass & Container */
.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Navbar */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: var(--bg-glass);
  border-bottom: 1px solid var(--border-warm);
  padding: 14px 0;
  transition: var(--transition-fast);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.3rem;
  color: var(--text-primary);
  text-decoration: none;
  letter-spacing: 0.05em;
}

.brand-flame {
  color: var(--accent-flame);
  filter: drop-shadow(0 0 8px var(--accent-flame-glow));
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 20px;
  list-style: none;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition-fast);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
}

.nav-links a:hover {
  color: var(--accent-gold);
  background: rgba(255, 193, 7, 0.08);
}

.nav-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 111, 60, 0.15);
  border: 1px solid var(--border-warm);
  color: var(--accent-flame);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 700;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--accent-flame);
  box-shadow: 0 0 8px var(--accent-flame);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(255, 111, 60, 0.7); }
  70% { transform: scale(1.05); box-shadow: 0 0 0 8px rgba(255, 111, 60, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(255, 111, 60, 0); }
}

.nav-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--accent-flame);
  box-shadow: 0 0 10px var(--accent-flame-glow);
}

/* Hero Section */
.hero {
  padding: 40px 0 50px;
  text-align: center;
  position: relative;
}

/* Autumnal Frame & Landscape Banner */
.hero-banner-container {
  max-width: 960px;
  margin: 0 auto 36px;
  position: relative;
}

.hero-banner-frame {
  position: relative;
  border-radius: var(--radius-lg);
  padding: 6px;
  background: linear-gradient(135deg, #d9480f 0%, #f59f00 35%, #8b1e0f 70%, #e8590c 100%);
  box-shadow:
    0 16px 48px rgba(0, 0, 0, 0.65),
    0 0 40px rgba(232, 89, 12, 0.35),
    0 0 80px rgba(245, 159, 0, 0.15);
  transition: transform var(--transition-smooth), box-shadow var(--transition-smooth);
}

.hero-banner-frame:hover {
  transform: translateY(-3px);
  box-shadow:
    0 22px 60px rgba(0, 0, 0, 0.75),
    0 0 50px rgba(255, 111, 60, 0.5),
    0 0 90px rgba(255, 193, 7, 0.25);
}

.hero-banner-inner {
  position: relative;
  border-radius: calc(var(--radius-lg) - 4px);
  overflow: hidden;
  background: #18110e;
  border: 1px solid rgba(255, 193, 7, 0.35);
}

.hero-banner-img {
  width: 100%;
  height: auto;
  max-height: 480px;
  display: block;
  object-fit: cover;
  object-position: center 30%;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.hero-banner-frame:hover .hero-banner-img {
  transform: scale(1.015);
}

.banner-overlay-tag {
  position: absolute;
  bottom: 14px;
  right: 16px;
  background: rgba(18, 13, 11, 0.88);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 193, 7, 0.4);
  color: var(--accent-gold);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.5);
}

.banner-leaf-accent {
  position: absolute;
  font-size: 1.6rem;
  pointer-events: none;
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.6));
  z-index: 2;
  user-select: none;
}

.leaf-top-left {
  top: -12px;
  left: -12px;
  transform: rotate(-25deg);
}

.leaf-top-right {
  top: -12px;
  right: -12px;
  transform: rotate(25deg);
}

.leaf-bottom-left {
  bottom: -12px;
  left: -12px;
  transform: rotate(-65deg);
}

.leaf-bottom-right {
  bottom: -12px;
  right: -12px;
  transform: rotate(65deg);
}

.hero-title {
  font-size: 3.2rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  background: linear-gradient(135deg, #fff 20%, #ffc107 60%, #ff6f3c 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 12px;
  text-shadow: 0 0 40px rgba(255, 111, 60, 0.3);
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--accent-ember);
  font-weight: 700;
  margin-bottom: 18px;
}

.hero-desc {
  max-width: 680px;
  margin: 0 auto 32px;
  font-size: 1.05rem;
  color: var(--text-secondary);
}

.hero-actions {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: all var(--transition-fast);
}

.btn-primary {
  background: linear-gradient(135deg, #ff6f3c, #e8590c);
  color: #fff;
  box-shadow: 0 4px 20px rgba(232, 89, 12, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 26px rgba(255, 111, 60, 0.6);
  color: #fff;
}

.btn-secondary {
  background: var(--bg-card);
  border: 1px solid var(--border-warm);
  color: var(--text-primary);
}

.btn-secondary:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent-gold);
  color: var(--accent-gold);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 8px 14px;
  font-size: 0.85rem;
  border-radius: var(--radius-sm);
}

/* Section Common */
.section {
  padding: 50px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 38px;
}

.section-badge {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-gold);
  font-weight: 800;
  margin-bottom: 6px;
  display: inline-block;
}

.section-title {
  font-size: 2rem;
  font-weight: 800;
  color: var(--text-primary);
}

/* Cards & Grid */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 22px;
}

@media (min-width: 860px) {
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

.card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-warm);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all var(--transition-fast);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
  position: relative;
  overflow: hidden;
}

.card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(255, 111, 60, 0.4);
  transform: translateY(-3px);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.35);
}

/* Flame vs Ember Cards */
.edition-card.flame {
  border-top: 4px solid var(--accent-flame);
}

.edition-card.ember {
  border-top: 4px solid var(--accent-gold);
}

.edition-badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 800;
  margin-bottom: 14px;
}

.badge-flame {
  background: rgba(255, 111, 60, 0.15);
  color: var(--accent-flame);
  border: 1px solid rgba(255, 111, 60, 0.3);
}

.badge-ember {
  background: rgba(255, 193, 7, 0.15);
  color: var(--accent-gold);
  border: 1px solid rgba(255, 193, 7, 0.3);
}

.edition-title {
  font-size: 1.4rem;
  margin-bottom: 8px;
}

.edition-desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 18px;
}

.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 22px;
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.92rem;
  color: var(--text-secondary);
}

.feature-list li strong {
  color: var(--text-primary);
}

.feature-icon {
  color: var(--accent-gold);
  flex-shrink: 0;
  margin-top: 3px;
}

/* Callout Box */
.callout-box {
  background: rgba(255, 111, 60, 0.08);
  border: 1px solid var(--border-warm);
  border-left: 4px solid var(--accent-flame);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  margin: 24px 0 0;
  font-size: 0.92rem;
  color: var(--text-secondary);
}

/* Downloads Section */
.download-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  transition: var(--transition-fast);
}

.download-item:hover {
  border-color: var(--border-warm);
  background: rgba(255, 111, 60, 0.04);
}

.download-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.download-name {
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.download-meta {
  font-size: 0.8rem;
  color: var(--text-muted);
}

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

/* Code Box & OOC Guide */
.code-box {
  background: #0d0908;
  border: 1px solid var(--border-warm);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--accent-ember);
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 16px 0;
}

.copy-btn {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-family: var(--font-main);
  cursor: pointer;
  transition: var(--transition-fast);
}

.copy-btn:hover {
  background: var(--accent-flame);
  color: #fff;
  border-color: var(--accent-flame);
}

/* Dev Blog */
.blog-pinned {
  border: 1px solid var(--accent-gold);
  background: linear-gradient(135deg, rgba(255, 193, 7, 0.08) 0%, rgba(31, 23, 20, 0.9) 100%);
  margin-bottom: 24px;
}

.blog-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 193, 7, 0.18);
  color: var(--accent-gold);
  border-radius: var(--radius-full);
  padding: 2px 10px;
  font-size: 0.78rem;
  font-weight: 800;
  margin-bottom: 12px;
}

.blog-date {
  font-size: 0.82rem;
  color: var(--text-muted);
  font-weight: 600;
  margin-left: 10px;
}

.blog-title {
  font-size: 1.3rem;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.blog-content {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

.blog-content ul {
  margin: 10px 0 0 20px;
}

/* Changelog Accordion */
.changelog-details {
  background: var(--bg-card);
  border: 1px solid var(--border-warm);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  overflow: hidden;
  transition: var(--transition-fast);
}

.changelog-details summary {
  padding: 16px 20px;
  cursor: pointer;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: space-between;
  list-style: none;
  user-select: none;
  color: var(--text-primary);
}

.changelog-details summary::-webkit-details-marker {
  display: none;
}

.changelog-details summary:hover {
  background: var(--bg-card-hover);
  color: var(--accent-gold);
}

.changelog-body {
  padding: 10px 20px 20px;
  color: var(--text-secondary);
  font-size: 0.92rem;
  border-top: 1px solid var(--border-subtle);
}

.changelog-body ul {
  margin-left: 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

/* Toast Notification */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--accent-flame);
  color: #fff;
  padding: 12px 20px;
  border-radius: var(--radius-md);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
  font-weight: 700;
  font-size: 0.9rem;
  transform: translateY(100px);
  opacity: 0;
  transition: all var(--transition-smooth);
  z-index: 999;
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

/* Footer */
.footer {
  border-top: 1px solid var(--border-warm);
  background: var(--bg-secondary);
  padding: 40px 0;
  margin-top: 60px;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 18px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--accent-ember);
  text-decoration: none;
  font-weight: 600;
}

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

/* Responsive */
@media (max-width: 768px) {
  .hero-title {
    font-size: 2.4rem;
  }
  .nav-links {
    display: none; /* simple mobile hide or collapse */
  }
  .grid-2, .grid-3 {
    grid-template-columns: 1fr;
  }
}