/* =============================================================================
   GitSwift — Premium Landing Page Stylesheet
   Mirrors the ClipVault landing-page design system, re-skinned for GitSwift:
   GitHub-dark surfaces + Swift orange/electric blue accents, app-window
   mockups (branch graph, diff viewer, sync panel), downloads and terminal
   sandbox sections.
   ============================================================================= */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=Outfit:wght@500;600;700;800;900&family=JetBrains+Mono:wght@400;600&display=swap');

:root {
  /* Surfaces (GitHub-dark inspired) */
  --bg-darkest: #070a10;
  --bg-primary: #0d1117;
  --bg-secondary: #12171f;
  --bg-tertiary: #1a212c;
  --bg-card: rgba(18, 23, 31, 0.85);
  --bg-card-hover: rgba(26, 33, 44, 0.95);

  --border-subtle: #222b3a;
  --border-active: #38455c;
  --border-glow: rgba(240, 81, 51, 0.35);

  --text-primary: #ffffff;
  --text-secondary: #9aa7bd;
  --text-muted: #6b768d;
  --text-dim: #454f63;

  /* Accents (Swift orange + Git blue) */
  --accent-swift: #F05133;
  --accent-swift-hover: #d13e22;
  --accent-swift-dark: #a82a12;
  --accent-amber: #FFB86B;
  --accent-blue: #2F81F7;
  --accent-blue-hover: #1f6feb;
  --accent-cyan: #56d4dd;
  --accent-green: #3fb950;
  --accent-emerald: #10b981;
  --accent-purple: #8b5cf6;
  --accent-rose: #f85149;
  --accent-gold: #fbbf24;

  /* Stats / CTA banner gradient */
  --banner-grad-start: #c2351b;
  --banner-grad-end: #F05133;

  /* App window mockup tokens */
  --win-bg: #161b22;
  --win-chrome: #0d1117;
  --win-border: #30363d;
  --win-text: #c9d1d9;
  --diff-add-bg: rgba(46, 160, 67, 0.18);
  --diff-add-line: #3fb950;
  --diff-del-bg: rgba(248, 81, 73, 0.15);
  --diff-del-line: #f85149;

  /* Typography */
  --font-main: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --font-display: 'Outfit', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Effects */
  --shadow-glow-swift: 0 0 35px rgba(240, 81, 51, 0.28);
  --shadow-glow-blue: 0 0 40px rgba(47, 129, 247, 0.3);
  --shadow-card: 0 16px 40px rgba(0, 0, 0, 0.45);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

body {
  font-family: var(--font-main);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
}

/* Background Watermark Pattern (subtle git commit-graph motif) */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg width='140' height='140' viewBox='0 0 140 140' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' stroke='%23ffffff' stroke-width='2' stroke-linecap='round'%3E%3Ccircle cx='30' cy='30' r='7'/%3E%3Ccircle cx='30' cy='80' r='7'/%3E%3Ccircle cx='95' cy='55' r='7'/%3E%3Cpath d='M30 37 V 73 M37 30 Q 88 30 95 48'/%3E%3C/g%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 190px 190px;
}

/* Ambient Radial Glows */
.ambient-glow {
  position: absolute;
  pointer-events: none;
  border-radius: 50%;
  filter: blur(120px);
  z-index: 0;
}

.ambient-hero {
  top: 5%;
  right: 10%;
  width: 550px;
  height: 550px;
  background: radial-gradient(circle, rgba(240, 81, 51, 0.16), rgba(47, 129, 247, 0.10), transparent 70%);
}

.ambient-features {
  top: 45%;
  left: 5%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(47, 129, 247, 0.13), rgba(63, 185, 80, 0.07), transparent 70%);
}

.ambient-footer {
  bottom: 5%;
  right: 15%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(240, 81, 51, 0.14), transparent 70%);
}

/* Layout Containers */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

/* =============================================================================
   Header & Navbar (Sticky Glassmorphism)
   ============================================================================= */
.site-header {
  position: sticky;
  top: 0;
  width: 100%;
  z-index: 1000;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: rgba(13, 17, 23, 0.88);
  border-bottom: 1px solid var(--border-subtle);
  transition: var(--transition);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
}

/* Full-width header bar: logo flush left, nav buttons flush right */
.site-header .nav-container {
  width: 100%;
  max-width: 100%;
  margin: 0;
  padding: 0 28px;
}

.site-header nav {
  margin-left: auto;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-primary);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.55rem;
  letter-spacing: -0.02em;
}

.brand-icon-wrap {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: none;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 18px rgba(240, 81, 51, 0.3);
  overflow: hidden;
}

.brand-icon-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 10px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 600;
  padding: 8px 18px;
  border-radius: 20px;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid transparent;
}

.nav-link:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}

.nav-link.active {
  background: rgba(255, 255, 255, 0.06);
  border-color: var(--border-active);
  color: var(--text-primary);
}

/* Download keeps the solid Swift-orange pill on every page */
.nav-link.btn-invite {
  background: var(--accent-swift);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(240, 81, 51, 0.4);
}

.nav-link.btn-invite:hover {
  background: var(--accent-swift-hover);
}

.nav-link.btn-dashboard {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--border-active);
  color: #ffffff;
}

.nav-link.btn-dashboard:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: var(--text-muted);
}

/* Mobile Nav Toggle */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.6rem;
  cursor: pointer;
}

/* =============================================================================
   Hero Section
   ============================================================================= */
.hero-section {
  padding: 80px 0 60px;
  position: relative;
  overflow: hidden;
  /* Solid background — hides the fixed watermark pattern (pattern shows below stats banner) */
  background:
    radial-gradient(circle at 76% 42%, rgba(240, 81, 51, 0.14), rgba(47, 129, 247, 0.09) 38%, transparent 65%),
    var(--bg-primary);
  z-index: 1;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 48px;
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.hero-title {
  font-family: var(--font-display);
  font-size: 4rem;
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: #ffffff;
}

/* Two-tone wordmark: white "Git" + orange "Swift" (matches the logo) */
.brand-word-git {
  color: var(--text-primary);
}

.brand-word-swift {
  color: var(--accent-swift);
}

.hero-subhead {
  font-size: 1.22rem;
  color: var(--text-secondary);
  line-height: 1.55;
  max-width: 580px;
}

.hero-subhead strong {
  color: #ffffff;
  font-weight: 600;
}

/* Action Buttons Row */
.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 10px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 22px;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--accent-swift);
  color: #ffffff;
  box-shadow: 0 6px 20px rgba(240, 81, 51, 0.4);
}

.btn-primary:hover {
  background: var(--accent-swift-hover);
  transform: translateY(-2px);
  box-shadow: 0 10px 26px rgba(240, 81, 51, 0.55);
}

.btn-blue {
  background: var(--accent-blue);
  color: #ffffff;
  box-shadow: 0 6px 20px rgba(47, 129, 247, 0.4);
}

.btn-blue:hover {
  background: var(--accent-blue-hover);
  transform: translateY(-2px);
  box-shadow: 0 10px 26px rgba(47, 129, 247, 0.55);
}

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

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--text-muted);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-active);
}

.btn-outline:hover {
  color: #ffffff;
  border-color: var(--text-muted);
  background: rgba(255, 255, 255, 0.04);
}

/* Callout Box under Hero Buttons */
.hero-callout-box {
  margin-top: 14px;
  background: rgba(22, 27, 36, 0.7);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  cursor: pointer;
  transition: var(--transition);
}

.hero-callout-box:hover {
  border-color: var(--accent-swift);
  background: rgba(28, 34, 46, 0.9);
  transform: translateY(-2px);
}

.callout-text h4 {
  font-size: 0.96rem;
  font-weight: 700;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 8px;
}

.callout-text p {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-top: 2px;
}

.callout-arrow {
  color: var(--accent-cyan);
  font-size: 1.2rem;
  transition: transform 0.2s ease;
}

.hero-callout-box:hover .callout-arrow {
  transform: translateX(4px);
}

/* Hero Right: Floating Logo Card */
.hero-visual-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.hero-loop-card {
  width: 380px;
  height: 380px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  filter: drop-shadow(0 0 50px rgba(240, 81, 51, 0.3));
  animation: floatLoop 6s ease-in-out infinite;
}

.hero-loop-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 22%;
  transition: transform 0.4s ease;
}

.hero-loop-card:hover .hero-loop-img {
  transform: scale(1.04) rotate(4deg);
}

@keyframes floatLoop {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-12px) rotate(2deg); }
}

/* =============================================================================
   Live Counter Banner (Swift Orange Bar)
   ============================================================================= */
.stats-banner-section {
  background: linear-gradient(90deg, var(--banner-grad-start) 0%, var(--banner-grad-end) 100%);
  padding: 24px 0;
  box-shadow: 0 10px 30px rgba(194, 53, 27, 0.35);
  position: relative;
  z-index: 2;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  align-items: center;
  text-align: center;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.stat-value {
  font-family: var(--font-display);
  font-size: 2.1rem;
  font-weight: 900;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 12px;
  letter-spacing: -0.02em;
}

.stat-value svg, .stat-value .stat-icon {
  font-size: 1.8rem;
  opacity: 0.95;
}

.stat-label {
  font-size: 0.88rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.85);
}

/* =============================================================================
   Feature Sections (Alternating 2-Column Blocks)
   ============================================================================= */
.feature-section {
  padding: 100px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  position: relative;
}

.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 64px;
}

.feature-grid.reverse {
  grid-template-columns: 1fr 1fr;
}

.feature-text {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.feature-heading {
  font-family: var(--font-display);
  font-size: 2.75rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.15;
  color: #ffffff;
}

.feature-desc {
  font-size: 1.12rem;
  color: var(--text-secondary);
  line-height: 1.65;
  max-width: 480px;
}

.feature-desc code, .feature-text code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background: rgba(47, 129, 247, 0.14);
  color: var(--accent-cyan);
  padding: 2px 7px;
  border-radius: 5px;
  border: 1px solid rgba(47, 129, 247, 0.25);
}

.feature-cta-btn {
  align-self: flex-start;
  margin-top: 10px;
  background: var(--accent-swift);
  color: #ffffff;
  padding: 11px 24px;
  border-radius: 6px;
  font-size: 0.92rem;
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 4px 16px rgba(240, 81, 51, 0.35);
  text-decoration: none;
  display: inline-block;
}

.feature-cta-btn:hover {
  background: var(--accent-swift-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(240, 81, 51, 0.5);
}

.feature-cta-btn.cta-blue {
  background: var(--accent-blue);
  box-shadow: 0 4px 16px rgba(47, 129, 247, 0.35);
}

.feature-cta-btn.cta-blue:hover {
  background: var(--accent-blue-hover);
  box-shadow: 0 8px 22px rgba(47, 129, 247, 0.5);
}

/* =============================================================================
   App Window Mockups (GitSwift desktop UI simulator)
   ============================================================================= */
.app-mock-wrapper {
  background: var(--win-bg);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  position: relative;
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.app-mock-wrapper:hover {
  transform: translateY(-4px);
  border-color: rgba(240, 81, 51, 0.45);
}

/* Window title bar with traffic lights + tabs */
.win-titlebar {
  height: 42px;
  background: var(--win-chrome);
  border-bottom: 1px solid rgba(0, 0, 0, 0.35);
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 16px;
}

.win-lights {
  display: flex;
  gap: 7px;
}

.win-light {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: #4b5363;
}

.win-light.red { background: #ff5f57; }
.win-light.yellow { background: #febc2e; }
.win-light.green { background: #28c840; }

.win-tabs {
  display: flex;
  gap: 4px;
  margin-left: 8px;
}

.win-tab {
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--text-muted);
  padding: 5px 12px;
  border-radius: 6px 6px 0 0;
  font-family: var(--font-mono);
}

.win-tab.active {
  background: var(--win-bg);
  color: #ffffff;
}

.win-title-text {
  margin-left: auto;
  font-size: 0.76rem;
  color: var(--text-dim);
  font-family: var(--font-mono);
}

.win-body {
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* --- Branch Graph Mockup (Feature 1) --- */
.git-graph-svg {
  width: 100%;
  height: auto;
  display: block;
}

.git-graph-svg .lane-main { stroke: var(--accent-swift); }
.git-graph-svg .lane-feat { stroke: var(--accent-blue); }
.git-graph-svg .lane-fix  { stroke: var(--accent-green); }
.git-graph-svg .node-ring { fill: var(--win-chrome); stroke-width: 3; }

.commit-row-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.commit-chip {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  background: rgba(0, 0, 0, 0.25);
  border-radius: 6px;
  font-size: 0.84rem;
  color: var(--win-text);
}

.commit-chip .dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  flex-shrink: 0;
}

.dot.orange { background: var(--accent-swift); box-shadow: 0 0 8px rgba(240, 81, 51, 0.6); }
.dot.blue { background: var(--accent-blue); box-shadow: 0 0 8px rgba(47, 129, 247, 0.6); }
.dot.green { background: var(--accent-green); box-shadow: 0 0 8px rgba(63, 185, 80, 0.6); }

.commit-chip .hash {
  font-family: var(--font-mono);
  color: var(--accent-cyan);
  font-size: 0.76rem;
}

.commit-chip .branch-tag {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 10px;
  background: rgba(240, 81, 51, 0.15);
  color: var(--accent-swift);
  border: 1px solid rgba(240, 81, 51, 0.35);
  white-space: nowrap;
}

.branch-tag.t-blue {
  background: rgba(47, 129, 247, 0.15) !important;
  color: #79b8ff !important;
  border-color: rgba(47, 129, 247, 0.35) !important;
}

.branch-tag.t-green {
  background: rgba(63, 185, 80, 0.15) !important;
  color: #57d975 !important;
  border-color: rgba(63, 185, 80, 0.35) !important;
}

/* --- Diff Viewer Mockup (Feature 3) --- */
.diff-file-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: rgba(0, 0, 0, 0.3);
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.diff-file-header .badge-mod {
  margin-left: auto;
  font-size: 0.68rem;
  font-weight: 800;
  padding: 2px 8px;
  border-radius: 4px;
  background: rgba(255, 184, 107, 0.15);
  color: var(--accent-amber);
  border: 1px solid rgba(255, 184, 107, 0.35);
}

.diff-block {
  border: 1px solid var(--win-border);
  border-radius: 6px;
  overflow: hidden;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  line-height: 1.7;
}

.diff-line {
  display: flex;
  gap: 12px;
  padding: 1px 12px 1px 0;
  white-space: pre;
}

.diff-line .ln {
  width: 42px;
  flex-shrink: 0;
  text-align: right;
  color: var(--text-dim);
  user-select: none;
}

.diff-line.add { background: var(--diff-add-bg); }
.diff-line.add .code { color: #7ee787; }
.diff-line.del { background: var(--diff-del-bg); }
.diff-line.del .code { color: #ffa198; }
.diff-line.ctx .code { color: var(--win-text); }

.diff-toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.diff-stat-pill {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 12px;
}

.diff-stat-pill.plus { background: var(--diff-add-bg); color: var(--diff-add-line); }
.diff-stat-pill.minus { background: var(--diff-del-bg); color: var(--diff-del-line); }

/* --- Sync Panel Mockup (Feature 2) --- */
.sync-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  background: rgba(0, 0, 0, 0.25);
  border-radius: 8px;
}

.sync-icon {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
  background: rgba(47, 129, 247, 0.15);
  border: 1px solid rgba(47, 129, 247, 0.35);
}

.sync-info {
  flex: 1;
  min-width: 0;
}

.sync-info .name {
  font-weight: 700;
  font-size: 0.88rem;
  color: #ffffff;
}

.sync-info .detail {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.sync-progress {
  height: 5px;
  border-radius: 3px;
  background: rgba(255, 255, 255, 0.08);
  margin-top: 6px;
  overflow: hidden;
}

.sync-progress-fill {
  height: 100%;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-cyan));
  animation: syncPulse 2.4s ease-in-out infinite;
}

@keyframes syncPulse {
  0%, 100% { width: 62%; opacity: 0.85; }
  50% { width: 96%; opacity: 1; }
}

.status-pill {
  font-size: 0.72rem;
  font-weight: 800;
  padding: 4px 10px;
  border-radius: 12px;
  white-space: nowrap;
}

.status-pill.ok {
  background: rgba(63, 185, 80, 0.18);
  color: #57d975;
  border: 1px solid rgba(63, 185, 80, 0.35);
}

.status-pill.syncing {
  background: rgba(47, 129, 247, 0.18);
  color: #79b8ff;
  border: 1px solid rgba(47, 129, 247, 0.35);
}

/* --- Repo Grid Mockup (Feature 4) --- */
.repo-grid-mockup {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.repo-card-mock {
  background: rgba(0, 0, 0, 0.28);
  border: 1px solid var(--win-border);
  border-radius: 8px;
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: var(--transition);
}

.repo-card-mock:hover {
  border-color: rgba(47, 129, 247, 0.5);
  transform: translateY(-2px);
}

.repo-card-mock .repo-name {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.84rem;
  color: #79b8ff;
  display: flex;
  align-items: center;
  gap: 6px;
}

.repo-card-mock .repo-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.45;
}

.repo-meta {
  display: flex;
  gap: 12px;
  font-size: 0.72rem;
  color: var(--text-secondary);
  font-family: var(--font-mono);
}

.lang-dot {
  display: inline-block;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  margin-right: 4px;
  vertical-align: -1px;
}

.lang-dot.go { background: #00add8; }
.lang-dot.py { background: #3572A5; }
.lang-dot.js { background: #f1e05a; }
.lang-dot.ts { background: #3178c6; }

/* --- Notifications Mockup (Feature 5) --- */
.notif-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.notif-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 14px;
  background: rgba(0, 0, 0, 0.25);
  border-radius: 8px;
  border-left: 3px solid var(--accent-blue);
}

.notif-item.pr { border-left-color: var(--accent-green); }
.notif-item.release { border-left-color: var(--accent-amber); }
.notif-item.alert { border-left-color: var(--accent-rose); }

.notif-icon {
  font-size: 1.05rem;
  line-height: 1.4;
}

.notif-body .notif-title {
  font-size: 0.86rem;
  font-weight: 700;
  color: #ffffff;
}

.notif-body .notif-sub {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.notif-time {
  margin-left: auto;
  font-size: 0.7rem;
  color: var(--text-dim);
  white-space: nowrap;
}

/* --- Auth / Security Mockup (Feature 6) --- */
.auth-provider-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.auth-provider-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border-radius: 22px;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--win-border);
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--win-text);
}

.auth-provider-pill .check { color: var(--accent-green); }

.token-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.token-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 14px;
  background: rgba(0, 0, 0, 0.25);
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
}

.token-row .masked {
  color: var(--text-secondary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.token-row .scope {
  color: var(--accent-cyan);
  font-size: 0.7rem;
  font-weight: 700;
  background: rgba(86, 212, 221, 0.12);
  border: 1px solid rgba(86, 212, 221, 0.3);
  padding: 2px 8px;
  border-radius: 10px;
  white-space: nowrap;
}

/* Generic mockup button row (used inside app-window mockups) */
.dc-button-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 6px;
}

/* =============================================================================
   Downloads Section (Web / Python / Desktop editions)
   ============================================================================= */
.download-section {
  padding: 100px 0;
  position: relative;
}

.section-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 56px;
}

.section-head .feature-heading {
  margin-bottom: 14px;
}

.section-head p {
  font-size: 1.1rem;
  color: var(--text-secondary);
}

.download-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
  align-items: stretch;
}

.download-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 34px 28px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  text-align: center;
  position: relative;
  transition: var(--transition);
  box-shadow: var(--shadow-card);
}

.download-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-active);
  background: var(--bg-card-hover);
}

.download-card.featured {
  border-color: var(--accent-swift);
  background: linear-gradient(160deg, rgba(240, 81, 51, 0.1), var(--bg-card) 45%);
  box-shadow: var(--shadow-glow-swift), var(--shadow-card);
}

.download-card.featured:hover {
  border-color: var(--accent-amber);
}

.card-flag {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--accent-swift), var(--accent-amber));
  color: #ffffff;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 5px 14px;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(240, 81, 51, 0.45);
  white-space: nowrap;
}

.download-icon-wrap {
  width: 76px;
  height: 76px;
  margin: 0 auto;
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(47, 129, 247, 0.1);
  border: 1px solid rgba(47, 129, 247, 0.28);
}

.download-icon-wrap svg {
  width: 40px;
  height: 40px;
  stroke: var(--accent-blue);
}

.download-card.featured .download-icon-wrap {
  background: rgba(240, 81, 51, 0.12);
  border-color: rgba(240, 81, 51, 0.35);
}

.download-card.featured .download-icon-wrap svg {
  stroke: var(--accent-swift);
}

.download-card h3 {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 800;
  color: #ffffff;
}

.download-card .dl-desc {
  font-size: 0.94rem;
  color: var(--text-secondary);
  line-height: 1.55;
  flex: 1;
}

.dl-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 800;
  text-decoration: none;
  transition: var(--transition);
  background: var(--accent-blue);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(47, 129, 247, 0.35);
  cursor: pointer;
  border: none;
}

.dl-btn:hover {
  background: var(--accent-blue-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(47, 129, 247, 0.5);
}

.download-card.featured .dl-btn {
  background: var(--accent-swift);
  box-shadow: 0 4px 14px rgba(240, 81, 51, 0.4);
}

.download-card.featured .dl-btn:hover {
  background: var(--accent-swift-hover);
  box-shadow: 0 8px 20px rgba(240, 81, 51, 0.55);
}

.dl-requirements {
  text-align: left;
  background: rgba(0, 0, 0, 0.28);
  border-left: 3px solid var(--accent-blue);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
}

.download-card.featured .dl-requirements {
  border-left-color: var(--accent-swift);
}

.dl-requirements h4 {
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.dl-requirements ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.dl-requirements li {
  font-size: 0.82rem;
  color: var(--text-muted);
  padding-left: 18px;
  position: relative;
}

.dl-requirements li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--accent-green);
  font-weight: 800;
}

/* =============================================================================
   Live Command Playground (Terminal Sandbox)
   ============================================================================= */
.sandbox-section {
  background: var(--bg-secondary);
  position: relative;
  z-index: 1;
}

.sandbox-pill-row {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.sandbox-pill-row .btn {
  padding: 6px 14px;
  font-size: 0.82rem;
}

.terminal-window {
  max-width: 780px;
  margin: 0 auto;
  background: #0a0d12;
  border: 1px solid var(--win-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  text-align: left;
}

.terminal-body {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  line-height: 1.75;
  padding: 18px 22px 22px;
  min-height: 260px;
  color: var(--win-text);
}

.term-prompt-line {
  color: #7ee787;
}

.term-prompt-line .user { color: var(--accent-cyan); }

.term-out-line {
  color: var(--text-secondary);
  white-space: pre-wrap;
}

.term-out-line.ok { color: #57d975; }
.term-out-line.warn { color: var(--accent-amber); }
.term-out-line.info { color: #79b8ff; }
.term-out-line.dim { color: var(--text-dim); }

.term-cursor {
  display: inline-block;
  width: 9px;
  height: 17px;
  background: var(--accent-swift);
  vertical-align: -3px;
  animation: blink 1s steps(1) infinite;
}

@keyframes blink { 50% { opacity: 0; } }

.terminal-input-row {
  display: flex;
  gap: 10px;
  max-width: 780px;
  margin: 22px auto 0;
}

.terminal-input-row input {
  flex: 1;
  background: #0a0d12;
  border: 1px solid var(--border-active);
  border-radius: var(--radius-sm);
  color: #ffffff;
  font-family: var(--font-mono);
  padding: 14px 18px;
  font-size: 0.92rem;
  outline: none;
  transition: var(--transition);
}

.terminal-input-row input:focus {
  border-color: var(--accent-swift);
  box-shadow: 0 0 0 3px rgba(240, 81, 51, 0.18);
}

/* =============================================================================
   Developer Support (Coffee) Section
   ============================================================================= */
.support-section {
  padding: 90px 0;
  position: relative;
}

.support-card {
  max-width: 860px;
  margin: 0 auto;
  background: linear-gradient(160deg, rgba(255, 184, 107, 0.08), var(--bg-card) 40%);
  border: 1px solid var(--border-active);
  border-radius: var(--radius-xl);
  padding: 48px 44px;
  text-align: center;
  box-shadow: var(--shadow-card);
}

.support-card .feature-heading {
  font-size: 2.2rem;
  margin-bottom: 12px;
}

.support-intro {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto 28px;
}

.coffee-row {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
}

.coffee-button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(240, 81, 51, 0.12);
  border: 1px solid rgba(240, 81, 51, 0.45);
  color: #ffffff;
  padding: 13px 24px;
  border-radius: 30px;
  text-decoration: none;
  transition: var(--transition);
  font-weight: 800;
  font-size: 0.95rem;
}

.coffee-button:hover {
  background: var(--accent-swift);
  border-color: var(--accent-swift);
  transform: translateY(-3px);
  box-shadow: 0 8px 22px rgba(240, 81, 51, 0.45);
}

.support-thanks {
  margin-top: 24px;
  font-size: 0.92rem;
  color: var(--text-muted);
}

.support-thanks strong { color: var(--accent-amber); }

/* =============================================================================
   Pre-Footer Call to Action Banner
   ============================================================================= */
.cta-banner-section {
  background: linear-gradient(135deg, var(--banner-grad-start) 0%, var(--banner-grad-end) 100%);
  padding: 60px 0;
  box-shadow: 0 16px 40px rgba(194, 53, 27, 0.45);
  position: relative;
  z-index: 2;
}

.cta-banner-grid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}

.cta-banner-left h2 {
  font-family: var(--font-display);
  font-size: 2.3rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: #ffffff;
  line-height: 1.2;
}

.cta-banner-right {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
  max-width: 520px;
}

.cta-banner-right p {
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.92);
  line-height: 1.55;
}

.btn-cta-primary {
  background: #ffffff;
  color: var(--accent-swift-dark);
  font-weight: 800;
  font-size: 0.96rem;
  padding: 12px 26px;
  border-radius: 6px;
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.25);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  transition: var(--transition);
}

.btn-cta-primary:hover {
  background: #f2f3f5;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
}

/* =============================================================================
   Footer & About Section
   ============================================================================= */
.site-footer {
  background: var(--bg-darkest);
  padding: 80px 0 0;
  border-top: 1px solid var(--border-subtle);
  position: relative;
  z-index: 1;
}

.footer-about-box {
  text-align: center;
  max-width: 780px;
  margin: 0 auto 60px;
}

.footer-about-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #ffffff;
  margin-bottom: 12px;
}

.footer-about-desc {
  font-size: 0.96rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.footer-pillars-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
  padding-bottom: 60px;
}

.pillar-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.pillar-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: #ffffff;
}

.pillar-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.footer-bottom-bar {
  /* Full-bleed solid band distinct from the footer body */
  width: 100vw;
  margin-left: calc(50% - 50vw);
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  padding: 22px max(24px, calc((100vw - 1200px) / 2 + 24px));
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.86rem;
  color: var(--text-muted);
}

.footer-legal-links {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.footer-legal-link {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-legal-link:hover {
  color: var(--text-primary);
}

/* =============================================================================
   Interactive Modals
   ============================================================================= */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.25s ease, visibility 0.25s ease;
  padding: 20px;
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
  pointer-events: all;
}

.modal-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-active);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 680px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
  padding: 32px;
  position: relative;
  transform: translateY(20px);
  transition: transform 0.25s ease;
}

.modal-overlay.active .modal-card {
  transform: translateY(0);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.modal-title {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 800;
  color: #ffffff;
}

.modal-close {
  background: rgba(255, 255, 255, 0.08);
  border: none;
  color: var(--text-secondary);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  font-size: 1.2rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.modal-close:hover {
  background: rgba(255, 255, 255, 0.16);
  color: #ffffff;
}

.modal-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.modal-tile {
  padding: 14px;
  background: #171d27;
  border-radius: 8px;
  border: 1px solid var(--border-subtle);
}

.modal-tile .tile-head {
  font-weight: 700;
  color: #ffffff;
  font-size: 1rem;
  display: flex;
  align-items: center;
  gap: 8px;
}

.modal-tile p {
  color: var(--text-muted);
  font-size: 0.82rem;
  margin-top: 4px;
}

.modal-stack {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.cmd-row {
  padding: 14px;
  background: #171d27;
  border-radius: 8px;
  border-left: 4px solid var(--accent-swift);
}

.cmd-row .cmd-name {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--accent-cyan);
  font-size: 0.92rem;
}

.cmd-row p {
  color: var(--text-secondary);
  font-size: 0.86rem;
  margin-top: 4px;
}

.cmd-row.c-blue { border-left-color: var(--accent-blue); }
.cmd-row.c-green { border-left-color: var(--accent-green); }
.cmd-row.c-amber { border-left-color: var(--accent-amber); }
.cmd-row.c-purple { border-left-color: var(--accent-purple); }
.cmd-row.c-rose { border-left-color: var(--accent-rose); }

/* Toast Alerts */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 3000;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}

.toast {
  background: #1c2330;
  border: 1px solid var(--accent-swift);
  color: #ffffff;
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  font-size: 0.9rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 10px;
  pointer-events: all;
  animation: toastIn 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes toastIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* =============================================================================
   Responsive Design Breakpoints
   ============================================================================= */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 40px;
  }

  .hero-content {
    align-items: center;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-title {
    font-size: 3.2rem;
  }

  .hero-visual-wrap {
    order: -1;
  }

  .hero-loop-card {
    width: 280px;
    height: 280px;
  }

  .feature-grid, .feature-grid.reverse {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .feature-text {
    align-items: center;
    text-align: center;
  }

  .feature-desc {
    max-width: 100%;
  }

  .feature-cta-btn {
    align-self: center;
  }

  .feature-grid.reverse .feature-visual {
    order: 2;
  }

  .download-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto;
  }

  .cta-banner-grid {
    flex-direction: column;
    text-align: center;
    gap: 24px;
  }

  .cta-banner-right {
    align-items: center;
  }

  .footer-pillars-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .nav-links {
    display: none;
  }

  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 74px;
    left: 0;
    right: 0;
    background: rgba(13, 17, 23, 0.98);
    border-bottom: 1px solid var(--border-subtle);
    padding: 18px 24px 24px;
    gap: 10px;
    align-items: stretch;
    text-align: center;
  }

  .mobile-toggle {
    display: block;
  }

  .stats-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .hero-title {
    font-size: 2.5rem;
  }

  .repo-grid-mockup {
    grid-template-columns: 1fr;
  }

  .modal-grid-2 {
    grid-template-columns: 1fr;
  }

  .terminal-input-row {
    flex-direction: column;
  }

  .footer-pillars-grid {
    grid-template-columns: 1fr;
  }

  .footer-bottom-bar {
    flex-direction: column;
    gap: 16px;
    text-align: center;
    padding: 24px;
  }
}