/* NoteShift Website Styles
 * Author: SkyLostTR (@Keeftraum)
 * https://noteshift.kief.fi
 */

:root {
  --primary:        #14b8a6;   /* teal-500  */
  --primary-dark:   #0d9488;   /* teal-600  */
  --primary-light:  #5eead4;   /* teal-300  */
  --secondary:      #8b5cf6;   /* violet-500 */
  --accent:         #f59e0b;   /* amber-500 */
  --success:        #22c55e;   /* green-500 */
  --warning:        #f59e0b;
  --error:          #ef4444;

  --bg-primary:     #0f172a;   /* slate-900  */
  --bg-secondary:   #1e293b;   /* slate-800  */
  --bg-tertiary:    #334155;   /* slate-700  */
  --bg-card:        #1e293b;
  --bg-code:        #0f172a;

  --text-primary:   #f1f5f9;   /* slate-100  */
  --text-secondary: #cbd5e1;   /* slate-300  */
  --text-tertiary:  #94a3b8;   /* slate-400  */

  --border:         #334155;
  --border-light:   #475569;

  --shadow-sm:  0 1px 2px 0 rgba(0,0,0,.3);
  --shadow-md:  0 4px 6px -1px rgba(0,0,0,.4);
  --shadow-lg:  0 10px 15px -3px rgba(0,0,0,.5);
  --shadow-xl:  0 20px 25px -5px rgba(0,0,0,.6);

  --gradient-1: linear-gradient(135deg, #14b8a6 0%, #8b5cf6 100%);
  --gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  --gradient-3: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ── Navbar ────────────────────────────────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 0.9rem 0;
  transition: box-shadow 0.3s;
}
.navbar.scrolled { box-shadow: var(--shadow-lg); }

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

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
}
.logo-icon { width: 30px; height: 30px; color: var(--primary); }

.nav-menu {
  display: flex;
  list-style: none;
  gap: 1.5rem;
  align-items: center;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9rem;
  transition: color 0.2s;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.nav-link:hover,
.nav-link.active { color: var(--primary); }

.star-count {
  background: var(--bg-tertiary);
  color: var(--text-tertiary);
  padding: 0.1rem 0.35rem;
  border-radius: 0.35rem;
  font-size: 0.72rem;
  font-weight: 600;
  min-width: 1.4rem;
  text-align: center;
  transition: all 0.2s;
}
.star-button:hover .star-count { background: var(--primary); color: white; }

.sponsor-button { color: #238636 !important; }
.sponsor-button:hover { color: #2ea043 !important; }
.coffee-button  { color: #f59e0b !important; }
.coffee-button:hover  { color: #fbbf24 !important; }

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.mobile-menu-toggle span {
  width: 24px; height: 2px;
  background: var(--text-primary);
  transition: all 0.3s;
  display: block;
}

/* ── Hero ──────────────────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 8rem 0 5rem;
  overflow: hidden;
}

.hero-content {
  position: relative;
  z-index: 10;
  text-align: center;
  max-width: 920px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-block;
  padding: 0.45rem 1rem;
  background: rgba(20, 184, 166, 0.1);
  border: 1px solid var(--primary);
  border-radius: 2rem;
  color: var(--primary);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 2rem;
}

.hero-title {
  font-size: 3.75rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.gradient-text {
  background: var(--gradient-1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.8;
}
.hero-description strong { color: var(--primary-light); }

.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.btn {
  padding: 0.875rem 2rem;
  border-radius: 0.5rem;
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  transition: all 0.25s;
  display: inline-block;
  border: none;
  cursor: pointer;
}
.btn-primary { background: var(--primary); color: #0f172a; }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.btn-secondary { background: transparent; color: var(--text-primary); border: 2px solid var(--border); }
.btn-secondary:hover { border-color: var(--primary); color: var(--primary); }

/* Hero code block */
.hero-code {
  max-width: 640px;
  margin: 0 auto;
  background: var(--bg-code);
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  text-align: left;
}

.code-window-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1rem;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
}
.dot { width: 12px; height: 12px; border-radius: 50%; }
.dot-red    { background: #ef4444; }
.dot-yellow { background: #f59e0b; }
.dot-green  { background: #22c55e; }
.code-window-title {
  margin-left: 0.5rem;
  font-size: 0.8rem;
  color: var(--text-tertiary);
  font-family: var(--font-mono);
}

.hero-code pre {
  padding: 1.5rem;
  overflow-x: auto;
}
.hero-code code {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  line-height: 1.85;
  color: var(--text-secondary);
}
.code-comment { color: #64748b; }

/* Hero background orbs */
.hero-background {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  opacity: 0.25;
}
.gradient-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  animation: float 22s infinite ease-in-out;
}
.orb-1 { width: 520px; height: 520px; background: var(--gradient-1); top: -260px; right: -260px; }
.orb-2 { width: 420px; height: 420px; background: var(--gradient-2); bottom: -210px; left: -210px; animation-delay: -7s; }
.orb-3 { width: 320px; height: 320px; background: var(--gradient-3); top: 50%; left: 50%; transform: translate(-50%,-50%); animation-delay: -14s; }

@keyframes float {
  0%, 100% { transform: translate(0,0) scale(1); }
  33%       { transform: translate(30px,-50px) scale(1.1); }
  66%       { transform: translate(-20px,20px) scale(0.9); }
}

/* ── Features ──────────────────────────────────────────────────────────── */
.features {
  padding: 6rem 0;
  background: var(--bg-secondary);
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}
.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 0.75rem;
  letter-spacing: -0.01em;
}
.section-description {
  font-size: 1.1rem;
  color: var(--text-secondary);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 1.75rem;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 1rem;
  padding: 2rem;
  transition: all 0.25s;
  cursor: default;
}
.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}
.feature-icon { width: 48px; height: 48px; margin-bottom: 1rem; color: var(--primary); }
.feature-icon svg { width: 100%; height: 100%; }
.feature-title { font-size: 1.2rem; font-weight: 600; margin-bottom: 0.5rem; }
.feature-description { color: var(--text-secondary); line-height: 1.65; font-size: 0.95rem; }
.feature-description code {
  font-family: var(--font-mono);
  background: var(--bg-code);
  padding: 0.1rem 0.35rem;
  border-radius: 0.25rem;
  font-size: 0.82rem;
  color: var(--primary-light);
}

/* ── Platforms ─────────────────────────────────────────────────────────── */
.platforms {
  padding: 6rem 0;
  background: var(--bg-primary);
}

.platform-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 1.5rem;
  margin-bottom: 4rem;
}

.platform-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 1rem;
  padding: 1.75rem;
  text-align: center;
  transition: all 0.25s;
}
.platform-card:hover {
  border-color: var(--primary);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.platform-icon {
  width: 52px; height: 52px;
  border-radius: 0.75rem;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 1rem;
}
.platform-icon svg { width: 28px; height: 28px; }
.notion-icon  { background: rgba(255,255,255,0.08); color: var(--text-primary); }
.keep-icon    { background: rgba(250,215,90,0.15);  color: #fbbf24; }
.memos-icon   { background: rgba(20,184,166,0.15);  color: var(--primary); }
.affine-icon  { background: rgba(139,92,246,0.15);  color: var(--secondary); }
.local-icon   { background: rgba(34,197,94,0.15);   color: var(--success); }

.platform-name { font-size: 1.1rem; font-weight: 600; margin-bottom: 0.6rem; }

.platform-badges {
  display: flex;
  gap: 0.4rem;
  justify-content: center;
  margin-bottom: 0.75rem;
}
.badge {
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.18rem 0.55rem;
  border-radius: 1rem;
}
.badge-read  { background: rgba(20,184,166,0.18); color: var(--primary-light); border: 1px solid rgba(20,184,166,0.4); }
.badge-write { background: rgba(139,92,246,0.18); color: #c4b5fd; border: 1px solid rgba(139,92,246,0.4); }

.platform-desc { font-size: 0.88rem; color: var(--text-secondary); line-height: 1.6; }
.platform-desc code {
  font-family: var(--font-mono);
  background: var(--bg-code);
  padding: 0.1rem 0.3rem;
  border-radius: 0.2rem;
  font-size: 0.8rem;
  color: var(--primary-light);
}

/* Compatibility matrix */
.matrix-wrapper {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 1rem;
  padding: 2rem;
}
.matrix-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1.25rem;
  color: var(--text-primary);
}
.table-scroll { overflow-x: auto; }
.matrix-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}
.matrix-table th,
.matrix-table td {
  padding: 0.75rem 1rem;
  text-align: center;
  border-bottom: 1px solid var(--border);
}
.matrix-table th {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  font-weight: 600;
  white-space: nowrap;
}
.matrix-table td:first-child { text-align: left; }
.compat-yes     { color: var(--success); font-weight: 600; }
.compat-partial { color: var(--accent);  font-size: 0.82rem; }
.compat-no      { color: var(--text-tertiary); }
.matrix-note {
  margin-top: 1rem;
  font-size: 0.82rem;
  color: var(--text-tertiary);
}

/* ── Install ───────────────────────────────────────────────────────────── */
.install {
  padding: 6rem 0;
  background: var(--bg-secondary);
}

.install-steps {
  display: flex;
  flex-direction: column;
  gap: 3rem;
  max-width: 820px;
  margin: 0 auto;
}

.install-step {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
}

.step-number {
  flex-shrink: 0;
  width: 48px; height: 48px;
  background: var(--primary);
  color: #0f172a;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  font-weight: 800;
}

.step-content { flex: 1; }
.step-content h3 { font-size: 1.4rem; margin-bottom: 0.5rem; }
.step-content p  { color: var(--text-secondary); margin-bottom: 0.75rem; font-size: 0.95rem; }

/* ── Code blocks ───────────────────────────────────────────────────────── */
.code-block {
  position: relative;
  background: var(--bg-code);
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  overflow: hidden;
  margin: 0.75rem 0;
}
.code-block pre {
  padding: 1rem 1rem 1rem 1rem;
  overflow-x: auto;
  margin: 0;
}
.code-block code {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--text-secondary);
}

.copy-btn {
  position: absolute;
  top: 0.5rem; right: 0.5rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: 0.35rem;
  padding: 0.45rem;
  cursor: pointer;
  transition: all 0.2s;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
}
.copy-btn:hover { background: var(--primary); color: #0f172a; border-color: var(--primary); }
.copy-btn svg { width: 15px; height: 15px; }
.copy-btn.copied { background: var(--success); color: white; border-color: var(--success); }

/* ── Documentation ─────────────────────────────────────────────────────── */
.documentation {
  padding: 6rem 0;
  background: var(--bg-primary);
}

.docs-container {
  display: flex;
  gap: 2rem;
}

.docs-sidebar {
  flex-shrink: 0;
  width: 230px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  padding: 1rem;
  height: fit-content;
  position: sticky;
  top: 90px;
}

.doc-tab {
  width: 100%;
  padding: 0.65rem 1rem;
  background: transparent;
  border: none;
  border-radius: 0.45rem;
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  text-align: left;
  transition: all 0.2s;
  margin-bottom: 0.35rem;
  font-family: var(--font-sans);
}
.doc-tab:hover { background: var(--bg-tertiary); color: var(--text-primary); }
.doc-tab.active { background: var(--primary); color: #0f172a; font-weight: 600; }

.docs-content {
  flex: 1;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  padding: 2.5rem;
  min-width: 0;
}

.doc-content { display: none; }
.doc-content.active { display: block; }

.doc-content h3 { font-size: 1.9rem; margin-bottom: 1rem; font-weight: 700; }
.doc-content h4 {
  font-size: 1.2rem;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  color: var(--primary);
  font-weight: 600;
}
.doc-content p { margin-bottom: 1rem; color: var(--text-secondary); line-height: 1.8; font-size: 0.95rem; }
.doc-content strong { color: var(--text-primary); }
.doc-content a { color: var(--primary); text-decoration: none; }
.doc-content a:hover { text-decoration: underline; }
.doc-content code {
  font-family: var(--font-mono);
  background: var(--bg-code);
  padding: 0.15rem 0.4rem;
  border-radius: 0.25rem;
  font-size: 0.85em;
  color: var(--primary-light);
}

.doc-list {
  margin: 0.75rem 0;
  padding-left: 1.5rem;
  color: var(--text-secondary);
  font-size: 0.95rem;
}
.doc-list li { margin-bottom: 0.45rem; line-height: 1.6; }
.doc-list strong { color: var(--text-primary); }
.doc-list a { color: var(--primary); text-decoration: none; }

.options-table { overflow-x: auto; margin: 1rem 0; }
.options-table table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
.options-table th,
.options-table td { padding: 0.65rem 0.75rem; text-align: left; border-bottom: 1px solid var(--border); }
.options-table th { background: var(--bg-tertiary); color: var(--text-primary); font-weight: 600; }
.options-table td { color: var(--text-secondary); }
.options-table code {
  font-family: var(--font-mono);
  background: var(--bg-code);
  padding: 0.15rem 0.4rem;
  border-radius: 0.25rem;
  font-size: 0.8rem;
  color: var(--primary-light);
}

.command-section { margin: 2.5rem 0; }
.command-section:first-child { margin-top: 0; }

.license-box {
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  padding: 1.5rem;
  margin: 1rem 0;
  font-size: 0.9rem;
}
.license-box p { margin-bottom: 0.75rem; }
.license-box a { color: var(--primary); }

/* Author card */
.author-card {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  padding: 1.5rem;
  margin: 1rem 0;
}
.author-avatar img {
  width: 64px; height: 64px;
  border-radius: 50%;
  border: 2px solid var(--primary);
}
.author-info h5 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
  color: var(--text-primary);
}
.author-handle { color: var(--primary); font-weight: 500; }
.author-info p { color: var(--text-secondary); font-size: 0.9rem; margin-bottom: 0.75rem; }
.author-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.author-links a {
  background: var(--bg-code);
  border: 1px solid var(--border);
  border-radius: 0.35rem;
  padding: 0.3rem 0.75rem;
  font-size: 0.82rem;
  color: var(--text-secondary) !important;
  text-decoration: none !important;
  transition: all 0.2s;
}
.author-links a:hover { border-color: var(--primary); color: var(--primary) !important; }

/* ── Sponsor Section ───────────────────────────────────────────────────── */
.sponsor-section {
  background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
  padding: 4.5rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.sponsor-content {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 3rem;
  align-items: center;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.sponsor-text h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  background: var(--gradient-1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.sponsor-text p { color: var(--text-secondary); font-size: 1.05rem; line-height: 1.7; }
.sponsor-text strong { color: var(--text-primary); }

.sponsor-buttons { display: flex; gap: 1rem; flex-shrink: 0; }

.sponsor-btn {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 1rem 1.5rem;
  border-radius: 0.75rem;
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  transition: all 0.25s;
  box-shadow: var(--shadow-md);
}
.github-sponsor { background: linear-gradient(135deg, #238636 0%, #2ea043 100%); color: white; }
.github-sponsor:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.coffee-sponsor { background: linear-gradient(135deg, #f59e0b 0%, #fbbf24 100%); color: #0f172a; }
.coffee-sponsor:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }

/* ── Footer ────────────────────────────────────────────────────────────── */
.footer {
  background: var(--bg-code);
  border-top: 1px solid var(--border);
  padding: 4rem 0 2rem;
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 3fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand { max-width: 300px; }
.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}
.footer-logo .logo-icon { width: 28px; height: 28px; }
.footer-brand p { color: var(--text-tertiary); font-size: 0.9rem; line-height: 1.6; }

.footer-links { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 2rem; }

.footer-column h4 { font-size: 0.95rem; margin-bottom: 1rem; color: var(--text-primary); font-weight: 600; }
.footer-column ul { list-style: none; }
.footer-column li { margin-bottom: 0.5rem; }
.footer-column a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.88rem;
  transition: color 0.2s;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}
.footer-column a:hover { color: var(--primary); }

.sponsor-link { color: #238636 !important; }
.sponsor-link:hover { color: #2ea043 !important; }
.bmc-link { color: #f59e0b !important; }
.bmc-link:hover { color: #fbbf24 !important; }

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  color: var(--text-tertiary);
  font-size: 0.85rem;
}
.footer-bottom p { margin-bottom: 0.4rem; }
.footer-bottom a {
  color: inherit;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.2s;
  position: relative;
}
.footer-bottom a:hover { color: var(--primary); text-shadow: 0 0 8px rgba(20,184,166,.4); }
.footer-bottom a::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0;
  width: 0; height: 1px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  transition: width 0.3s;
}
.footer-bottom a:hover::after { width: 100%; }

/* ── Animations ────────────────────────────────────────────────────────── */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hero-content > * {
  animation: fadeInUp 0.7s ease-out forwards;
  opacity: 0;
}
.hero-badge          { animation-delay: 0.05s; }
.hero-title          { animation-delay: 0.15s; }
.hero-description    { animation-delay: 0.25s; }
.hero-buttons        { animation-delay: 0.35s; }
.hero-code           { animation-delay: 0.45s; }

/* Scroll-reveal utility */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ── Scrollbar ─────────────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg-secondary); }
::-webkit-scrollbar-thumb { background: var(--bg-tertiary); border-radius: 5px; }
::-webkit-scrollbar-thumb:hover { background: var(--border-light); }

/* ── Selection ─────────────────────────────────────────────────────────── */
::selection { background: var(--primary); color: white; }

/* Smooth scrolling offset */
section { scroll-margin-top: 80px; }

/* ── Responsive ────────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .docs-container { flex-direction: column; }
  .docs-sidebar {
    width: 100%;
    position: static;
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
  }
  .doc-tab {
    flex: 1;
    min-width: 130px;
    margin-bottom: 0;
    text-align: center;
  }
  .footer-content { grid-template-columns: 1fr 2fr; gap: 2rem; }
  .footer-links { grid-template-columns: 1fr 1fr; }
  .sponsor-content { gap: 2rem; }
}

@media (max-width: 768px) {
  .nav-menu { display: none; }
  .nav-menu.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    background: rgba(15,23,42,0.97);
    border-bottom: 1px solid var(--border);
    padding: 1rem;
    gap: 0.75rem;
  }
  .mobile-menu-toggle { display: flex; }

  .hero-title { font-size: 2.4rem; }
  .hero-description { font-size: 1rem; }
  .hero-buttons { flex-direction: column; align-items: center; }
  .hero-buttons .btn { width: 100%; max-width: 320px; text-align: center; }

  .section-title { font-size: 2rem; }
  .feature-grid { grid-template-columns: 1fr; }
  .platform-grid { grid-template-columns: repeat(2, 1fr); }

  .install-step { flex-direction: column; gap: 1rem; }

  .sponsor-content { grid-template-columns: 1fr; gap: 2rem; text-align: center; }
  .sponsor-buttons { justify-content: center; flex-direction: column; align-items: center; }
  .sponsor-btn { width: 100%; max-width: 280px; justify-content: center; }

  .footer-content { grid-template-columns: 1fr; gap: 2rem; }
  .footer-links { grid-template-columns: 1fr 1fr; }
  .footer-brand { max-width: 100%; }

  .author-card { flex-direction: column; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 2rem; }
  .platform-grid { grid-template-columns: 1fr; }
  .footer-links { grid-template-columns: 1fr; }
  .doc-tab { min-width: 100%; }
  .wiki-grid { grid-template-columns: 1fr; }
}

/* OST2GO-inspired enhancements */
.wiki-section {
  padding: 5rem 0;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
}
.wiki-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1rem;
  margin-bottom: 1.75rem;
}
.wiki-card {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  text-decoration: none;
  color: var(--text-primary);
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 1.1rem 1.25rem;
  border-radius: .75rem;
  transition: all .2s;
}
.wiki-card:hover {
  transform: translateY(-3px);
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
  background: rgba(20,184,166,0.05);
}
.wiki-card-icon {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  background: rgba(20,184,166,0.1);
  border-radius: .5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  margin-top: .1rem;
}
.wiki-card-icon svg { width: 18px; height: 18px; }
.wiki-card-body h4 {
  font-size: .92rem;
  font-weight: 600;
  margin-bottom: .2rem;
  color: var(--text-primary);
}
.wiki-card-body p {
  font-size: .8rem;
  color: var(--text-tertiary);
  line-height: 1.45;
  margin: 0;
}
.wiki-adapters { margin-top: .5rem; }
.wiki-note {
  font-size: .85rem;
  color: var(--text-tertiary);
  margin-bottom: .6rem;
}
.wiki-adapter-links {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
}
.wiki-adapter-link {
  display: inline-block;
  padding: .3rem .8rem;
  background: rgba(139,92,246,0.1);
  border: 1px solid rgba(139,92,246,0.3);
  border-radius: 2rem;
  color: #c4b5fd;
  text-decoration: none;
  font-size: .8rem;
  font-weight: 500;
  transition: all .2s;
}
.wiki-adapter-link:hover {
  background: rgba(139,92,246,0.2);
  border-color: var(--secondary);
  color: #ddd6fe;
}

.support {
  padding: 5rem 0;
}
.support-box {
  text-align: center;
  background: radial-gradient(circle at top right, rgba(139,92,246,.25), rgba(20,184,166,.18) 40%, rgba(15,23,42,.95) 100%);
  border: 1px solid var(--border-light);
  border-radius: 1rem;
  padding: 2.2rem;
  box-shadow: var(--shadow-lg);
}
.support-box h2 { margin-bottom: .75rem; }
.support-box p { color: var(--text-secondary); margin-bottom: .75rem; }