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

:root {
  --bg: #282828;
  --bg-surface: #32302f;
  --bg-surface-hover: #3c3836;
  --border: #45403d;
  --border-hover: #5a524c;
  --text: #d4be98;
  --text-muted: #a89984;
  --text-dim: #7c6f64;
  --accent: #a9b665;
  --accent-dim: #929f55;
  --accent-glow: rgba(169, 182, 101, 0.15);
  --accent-glow-strong: rgba(169, 182, 101, 0.3);
  --code-bg: #1d2021;
  --code-border: #45403d;
  --red: #ea6962;
  --orange: #e78a4e;
  --yellow: #d8a657;
  --blue: #7daea3;
  --purple: #d3869b;
  --aqua: #89b482;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', monospace;
  --nav-height: 64px;
  --container: 1120px;
  --radius: 12px;
  --radius-sm: 8px;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

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

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

code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  background: var(--code-bg);
  padding: 0.15em 0.4em;
  border-radius: 4px;
  border: 1px solid var(--code-border);
  color: var(--accent);
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== Nav ===== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-height);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  background: rgba(40, 40, 40, 0.8);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), background var(--transition);
}

.nav.scrolled {
  border-bottom-color: var(--border);
  background: rgba(40, 40, 40, 0.95);
}

.nav-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 700;
  font-size: 1.25rem;
}

.nav-logo:hover {
  color: var(--text);
}

.nav-logo-img {
  width: 32px;
  height: 32px;
  border-radius: 6px;
}

.nav-logo-text {
  font-family: var(--font-mono);
  letter-spacing: -0.02em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color var(--transition);
}

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

.nav-lang {
  position: relative;
}

.nav-lang-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: none;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}

.nav-lang-btn:hover {
  color: var(--text);
  border-color: var(--border-hover);
  background: var(--bg-surface);
}

.nav-lang-btn svg {
  transition: transform var(--transition);
}

.nav-lang.open .nav-lang-btn svg {
  transform: rotate(180deg);
}

.nav-lang-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 160px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 4px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: var(--transition);
  z-index: 110;
}

.nav-lang.open .nav-lang-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-lang-option {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 6px;
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
}

.nav-lang-option:hover {
  color: var(--text);
  background: var(--bg-surface-hover);
}

.nav-lang-option.active {
  color: var(--accent);
  background: var(--accent-glow);
}

.nav-github {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text) !important;
  font-size: 0.85rem;
}

.nav-github:hover {
  border-color: var(--border-hover);
  background: var(--bg-surface);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--transition);
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: calc(var(--nav-height) + 40px) 24px 60px;
  overflow: hidden;
}

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

.hero-gradient {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 50% 0%, rgba(169, 182, 101, 0.08) 0%, transparent 70%),
    radial-gradient(ellipse 40% 40% at 20% 50%, rgba(125, 174, 163, 0.06) 0%, transparent 70%),
    radial-gradient(ellipse 40% 40% at 80% 50%, rgba(231, 138, 78, 0.04) 0%, transparent 70%);
}

#heroCanvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.4;
}

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

.hero-badge {
  display: inline-block;
  padding: 6px 16px;
  background: var(--accent-glow);
  border: 1px solid rgba(169, 182, 101, 0.2);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.03em;
  text-transform: uppercase;
  margin-bottom: 24px;
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

.hero-highlight {
  background: linear-gradient(135deg, var(--yellow), var(--orange));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 560px;
  margin: 0 auto 32px;
  line-height: 1.7;
}

/* ===== Demo Card ===== */
.hero-demo {
  margin-bottom: 28px;
}

.demo-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  max-width: 580px;
  margin: 0 auto;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.demo-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  background: rgba(255, 255, 255, 0.02);
  border-bottom: 1px solid var(--border);
}

.terminal-dots {
  display: flex;
  gap: 6px;
}

.terminal-dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  opacity: 0.8;
}

.terminal-dots span:first-child { background: #ea6962; }
.terminal-dots span:nth-child(2) { background: #d8a657; }
.terminal-dots span:last-child { background: #a9b665; }

.demo-title {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-dim);
}

.demo-body {
  padding: 24px 28px;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  line-height: 2;
}

.demo-line {
  min-height: 2em;
}

.demo-comment { color: var(--text-dim); }
.demo-keyword { color: var(--accent); }
.demo-string { color: var(--yellow); }

.demo-footer {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  border-top: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
  font-size: 0.8rem;
  color: var(--text-dim);
}

.demo-status {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(169, 182, 101, 0.4); }
  50% { opacity: 0.7; box-shadow: 0 0 0 6px rgba(169, 182, 101, 0); }
}

/* ===== Copy Button ===== */
.copy-btn {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition);
}

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

.copy-btn.copied {
  color: var(--accent);
  border-color: var(--accent);
}

/* ===== Badges ===== */
.hero-badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}

.badge {
  padding: 5px 14px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.02em;
}

/* ===== Scroll Hint ===== */
.hero-scroll-hint {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  color: var(--text-dim);
  animation: float 2s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

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

.section-tag {
  display: inline-block;
  padding: 4px 12px;
  background: var(--accent-glow);
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-header h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.section-header p {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 500px;
  margin: 0 auto;
}

/* ===== Features ===== */
.features {
  padding: 120px 0;
  position: relative;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.feature-card {
  position: relative;
  padding: 32px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: var(--transition);
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), var(--yellow), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}

.feature-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

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

.feature-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: var(--accent-glow);
  border-radius: 12px;
  margin-bottom: 20px;
  color: var(--accent);
}

.feature-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.feature-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ===== How It Works ===== */
.how-it-works {
  padding: 120px 0;
  background: var(--bg-surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.steps {
  max-width: 600px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.step {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  width: 100%;
  padding: 24px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: var(--transition);
}

.step:hover {
  border-color: var(--border-hover);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

.step-number {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--green), var(--aqua));
  border-radius: 10px;
  font-weight: 800;
  font-size: 1rem;
  color: #1d2021;
}

.step-content h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.step-content p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.step-connector {
  width: 2px;
  height: 32px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  opacity: 0.4;
}

/* ===== Usage ===== */
.usage {
  padding: 120px 0;
}

.usage-tabs {
  max-width: 700px;
  margin: 0 auto;
}

.tab-buttons {
  display: flex;
  gap: 4px;
  padding: 4px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  margin-bottom: 16px;
}

.tab-btn {
  flex: 1;
  padding: 10px 16px;
  background: none;
  border: none;
  border-radius: 6px;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition);
}

.tab-btn:hover {
  color: var(--text);
  background: var(--bg-surface-hover);
}

.tab-btn.active {
  color: #1d2021;
  background: var(--accent);
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ===== Code Block ===== */
.code-block {
  background: var(--code-bg);
  border: 1px solid var(--code-border);
  border-radius: var(--radius);
  overflow: hidden;
}

.code-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  background: rgba(255, 255, 255, 0.02);
  border-bottom: 1px solid var(--code-border);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-dim);
}

.code-block pre {
  padding: 20px;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.8;
}

.code-block pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: inherit;
  color: var(--text);
}

.code-comment { color: var(--text-dim); }
.code-cmd { color: var(--accent); }
.code-flag { color: var(--purple); }
.code-sha { color: var(--yellow); }

.code-block--light {
  background: var(--bg-surface);
  border-color: var(--border);
}

.code-block--light .code-header {
  background: rgba(255, 255, 255, 0.03);
  border-color: var(--border);
}

/* ===== Bootstrap Section ===== */
.bootstrap-section {
  padding: 100px 0 120px;
  position: relative;
}

.bootstrap-card {
  position: relative;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 60px;
  overflow: hidden;
}

.bootstrap-glow {
  position: absolute;
  top: -120px;
  left: 50%;
  transform: translateX(-50%);
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(169, 182, 101, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.bootstrap-header {
  text-align: center;
  margin-bottom: 40px;
  position: relative;
}

.bootstrap-header h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-top: 12px;
  margin-bottom: 12px;
}

.bootstrap-header h2 code {
  background: var(--accent-glow);
  border-color: rgba(169, 182, 101, 0.3);
  color: var(--accent);
}

.bootstrap-header p {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 500px;
  margin: 0 auto;
}

.bootstrap-code {
  position: relative;
  background: var(--code-bg);
  border: 1px solid var(--code-border);
  border-radius: var(--radius);
  overflow: hidden;
  max-width: 700px;
  margin: 0 auto 32px;
}

.bootstrap-code-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  background: rgba(255, 255, 255, 0.02);
  border-bottom: 1px solid var(--code-border);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-dim);
}

.bootstrap-code-header .copy-btn {
  margin-left: auto;
}

.bootstrap-pre {
  padding: 28px;
  margin: 0;
  overflow-x: auto;
}

.bootstrap-pre code {
  font-family: var(--font-mono);
  font-size: 0.92rem;
  line-height: 2;
  background: none;
  border: none;
  padding: 0;
  color: var(--text);
}

.bootstrap-note {
  text-align: center;
  font-size: 0.95rem;
  color: var(--text-dim);
  position: relative;
}

/* ===== Syntax Highlighting ===== */
.code-var { color: #e78a4e; }
.code-kw { color: #d3869b; }
.code-operator { color: #ea6962; }

/* ===== Donate Section ===== */
.donate-section {
  padding: 100px 0 120px;
  background: var(--bg-surface);
  border-top: 1px solid var(--border);
}

.donate-card {
  text-align: center;
}

.donate-card h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-top: 12px;
  margin-bottom: 12px;
}

.donate-sub {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 500px;
  margin: 0 auto 2.5rem;
}

.donate-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
  text-align: left;
}

.donate-selector {
  display: flex;
  flex-direction: column;
}

.token-item {
  display: block;
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg);
  cursor: pointer;
  font-family: inherit;
  transition: background-color 0.2s, border-color 0.2s, box-shadow 0.2s;
  -webkit-tap-highlight-color: transparent;
}

.token-item + .token-item {
  margin-top: 0.5rem;
}

.token-item:hover {
  border-color: var(--accent-dim);
  background: var(--bg-surface-hover);
}

.token-item.active {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent);
}

.token-item.has-networks {
  cursor: default;
}

.token-item.has-networks:hover {
  background: var(--bg-surface-hover);
}

.token-item.active.has-networks {
  background: var(--accent-glow);
}

.token-header {
  display: flex;
  align-items: center;
  width: 100%;
  padding: 0.875rem 1.125rem;
  background: transparent;
  border: none;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
  text-align: start;
  transition: color 0.2s;
}

.token-item.has-networks:hover .token-header {
  color: var(--accent);
}

.token-item:not(.has-networks) {
  padding: 0.875rem 1.125rem;
  text-align: start;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
  background: var(--bg);
}

.token-item:not(.has-networks):hover {
  background: var(--accent-glow);
  color: var(--accent);
  border-color: var(--accent-dim);
}

.token-item.active:not(.has-networks) {
  background: var(--accent-glow);
  color: var(--accent);
  border-color: var(--accent);
}

.token-label {
  display: flex;
  align-items: center;
  gap: 0.625rem;
}

.token-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  border-radius: 50%;
}

.token-body {
  display: none;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 0 1.125rem 1rem;
}

.token-item.expanded .token-body {
  display: flex;
}

.token-body .network-btn {
  padding: 0.4rem 0.875rem;
  font-size: 0.825rem;
  font-weight: 500;
  border-radius: 999px;
  border: 1.5px solid var(--border);
  background: var(--bg);
  color: var(--text-muted);
  cursor: pointer;
  font-family: inherit;
  transition: all 0.2s;
}

.token-body .network-btn:hover {
  border-color: var(--accent-dim);
  color: var(--accent);
  background: var(--accent-glow);
}

.token-body .network-btn.active {
  background: var(--accent);
  color: #1d2021;
  border-color: var(--accent);
}

.donate-display {
  text-align: center;
}

.donate-qr-wrap {
  margin-bottom: 1.5rem;
}

.qr-image {
  width: 260px;
  height: 260px;
  object-fit: contain;
  margin: 0 auto;
  border-radius: 12px;
  background: var(--bg);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.qr-label {
  margin-top: 0.75rem;
  font-size: 0.9rem;
  color: var(--text-dim);
}

.donate-address-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  justify-content: center;
}

.address-text {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text);
  background: var(--code-bg);
  padding: 0.625rem 1rem;
  border-radius: 8px;
  border: 1px solid var(--code-border);
  word-break: break-all;
  cursor: pointer;
  flex: 1;
  min-width: 0;
  text-align: start;
  transition: background 0.2s, border-color 0.2s;
  line-height: 1.5;
}

.address-text:hover {
  border-color: var(--accent-dim);
  background: var(--accent-glow);
}

.donate-address-row .copy-btn {
  width: auto;
  height: auto;
  padding: 0.625rem 1.25rem;
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: 8px;
  background: var(--accent);
  color: #1d2021;
  border-color: var(--accent);
}

.donate-address-row .copy-btn:hover {
  background: var(--accent-dim);
  border-color: var(--accent-dim);
  color: #1d2021;
}

.donate-address-row .copy-btn.copied {
  background: var(--accent);
  border-color: var(--accent);
  color: #1d2021;
}

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

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-logo {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text);
}

.footer-left p {
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-top: 4px;
}

.footer-right {
  display: flex;
  gap: 24px;
}

.footer-right a {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer-right a:hover {
  color: var(--text);
}

/* ===== Toast ===== */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  padding: 10px 20px;
  background: var(--accent);
  color: #1d2021;
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: 8px;
  z-index: 200;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
}

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

/* ===== Scroll Reveal ===== */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1), transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.animate-in {
  opacity: 0;
  transform: translateY(20px);
}

.animate-in.animate {
  animation: animateIn 0.5s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes animateIn {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    padding: 16px 24px;
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
  }

  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }

  .nav-links li {
    width: 100%;
  }

  .nav-links a {
    display: block;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
  }

  .nav-github {
    border: none;
    padding: 12px 0;
    border-radius: 0;
  }

  .nav-github:hover {
    background: none;
  }

  .nav-lang {
    position: static;
  }

  .nav-lang-btn {
    width: 100%;
    justify-content: center;
    border: none;
    padding: 12px 0;
    border-radius: 0;
    border-bottom: 1px solid var(--border);
  }

  .nav-lang-dropdown {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    border: none;
    background: transparent;
    padding: 0 0 0 16px;
  }

  .nav-lang.open .nav-lang-dropdown {
    display: block;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .bootstrap-card {
    padding: 40px 24px;
  }

  .bootstrap-pre code {
    font-size: 0.8rem;
  }

  .footer-inner {
    flex-direction: column;
    gap: 20px;
    text-align: center;
  }

  .donate-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .bootstrap-card {
    padding: 32px 16px;
  }

  .bootstrap-pre code {
    font-size: 0.75rem;
  }

  .tab-buttons {
    flex-wrap: wrap;
  }

  .tab-btn {
    flex: 1 1 calc(50% - 4px);
  }
}

/* ===== Comparison Page ===== */
.comparison-hero {
  padding: calc(var(--nav-height) + 80px) 0 80px;
  text-align: center;
}

.comparison-hero h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.comparison-hero p {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 620px;
  margin: 0 auto;
  line-height: 1.7;
}

.comparison-section {
  padding: 80px 0;
}

.comparison-section + .comparison-section {
  padding-top: 0;
}

.comparison-section > .container > h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 32px;
}

/* Table */
.comparison-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-surface);
}

.comparison-table {
  width: 100%;
  min-width: 1100px;
  border-collapse: collapse;
  font-size: 0.85rem;
}

.comparison-table th,
.comparison-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.comparison-table th {
  background: var(--bg);
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  position: sticky;
  top: 0;
  z-index: 1;
}

.comparison-table th:first-child,
.comparison-table td:first-child {
  position: sticky;
  left: 0;
  z-index: 2;
  background: inherit;
}

.comparison-table th:first-child {
  z-index: 3;
}

.comparison-table tr:last-child td {
  border-bottom: none;
}

.comparison-table tbody tr {
  transition: background var(--transition);
}

.comparison-table tbody tr:hover {
  background: var(--bg-surface-hover);
}

.comparison-table td:first-child {
  font-weight: 600;
  color: var(--text);
}

.comparison-table .col-yes {
  color: var(--accent);
}

.comparison-table .col-no {
  color: var(--text-dim);
}

.comparison-table .col-na {
  color: var(--text-dim);
  font-style: italic;
}

/* Status badges */
.status-badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.status-badge--active {
  background: rgba(169, 182, 101, 0.15);
  color: var(--accent);
  border: 1px solid rgba(169, 182, 101, 0.25);
}

.status-badge--maintained {
  background: rgba(125, 174, 163, 0.15);
  color: var(--blue);
  border: 1px solid rgba(125, 174, 163, 0.25);
}

.status-badge--archived {
  background: rgba(168, 153, 132, 0.15);
  color: var(--text-muted);
  border: 1px solid rgba(168, 153, 132, 0.25);
}

.status-badge--abandoned {
  background: rgba(234, 105, 98, 0.15);
  color: var(--red);
  border: 1px solid rgba(234, 105, 98, 0.25);
}

.status-badge--unmaintained {
  background: rgba(216, 166, 87, 0.15);
  color: var(--yellow);
  border: 1px solid rgba(216, 166, 87, 0.25);
}

/* Manager sections */
.manager-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
  margin-bottom: 24px;
  transition: var(--transition);
}

.manager-card:hover {
  border-color: var(--border-hover);
}

.manager-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 20px;
}

.manager-header h3 {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.manager-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.manager-meta a {
  font-size: 0.85rem;
  font-weight: 500;
}

.manager-card p {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 16px;
}

.manager-card p:last-child {
  margin-bottom: 0;
}

.manager-card strong {
  color: var(--text);
  font-weight: 600;
}

.manager-card code {
  font-size: 0.85em;
}

.vs-zert {
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

.vs-zert-label {
  display: inline-block;
  padding: 3px 10px;
  background: var(--accent-glow);
  border-radius: 100px;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

@media (max-width: 768px) {
  .comparison-hero {
    padding: calc(var(--nav-height) + 40px) 0 40px;
  }

  .comparison-section {
    padding: 40px 0;
  }

  .manager-card {
    padding: 24px;
  }

  .manager-header {
    flex-direction: column;
    align-items: flex-start;
  }
}