/* =============================================
   SquirrelCache Website — Shared Stylesheet
   Design tokens derived from app's AppTheme
   ============================================= */

   /* ============================================
   SquirrelCache Website
   Color Palette:
     --teal-light:  #3B5F6A
     --teal-mid:    #3F696A
     --teal-dark:   #153132
     --white:       #FFFFFF
   ============================================ */

/* --- Custom Properties (Design Tokens) --- */
:root {
  --bg:           #153132;
  --bg-elevated:  #3B5F6A;
  --bg-card:      rgba(199, 224, 227, 0.07);
  --bg-card-hover:rgba(199, 224, 227, 0.12);
  --fg:           #ffffff;
  --secondary:    #c7e0e3;
  --muted:        rgba(199, 224, 227, 0.55);
  --accent:       #91b4bf;
  --accent-bright:#aecdd6;
  --border:       rgba(199, 224, 227, 0.18);
  --border-strong:rgba(199, 224, 227, 0.35);
  --danger:       #e07070;
  --success:      #7ec8a0;
  --warning:      #e0c070;

  --radius-sm:    8px;
  --radius:       12px;
  --radius-lg:    20px;
  --radius-xl:    28px;

  --shadow-card:  0 4px 24px rgba(0, 0, 0, 0.35);
  --shadow-nav:   0 1px 0 var(--border);

  --font:         -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", system-ui, sans-serif;
  --font-mono:    "SF Mono", "Fira Mono", "Consolas", monospace;

  --max-w:        1100px;
  --nav-h:        64px;
}

/* --- Reset --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--fg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-bright); }
ul { list-style: none; }
button { cursor: pointer; font-family: var(--font); }

/* --- Layout Utilities --- */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}
.section { padding: 80px 0; }
.section--sm { padding: 48px 0; }
.section--lg { padding: 112px 0; }

/* --- Navigation --- */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-h);
  background: rgba(21, 49, 50, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}
.nav__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--fg);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -0.01em;
}
.nav__logo-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  object-fit: cover;
}
.nav__links {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav__link {
  color: var(--secondary);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  transition: background 0.15s, color 0.15s;
}
.nav__link:hover { background: var(--bg-card); color: var(--fg); }
.nav__link--active { color: var(--fg); background: var(--bg-card); }
.nav__link--cta {
  background: var(--accent);
  color: var(--bg);
  font-weight: 600;
}
.nav__link--cta:hover { background: var(--accent-bright); color: var(--bg); }

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 600;
  border: none;
  transition: all 0.15s;
  line-height: 1;
}
.btn--primary {
  background: var(--accent);
  color: var(--bg);
}
.btn--primary:hover { background: var(--accent-bright); color: var(--bg); transform: translateY(-1px); }
.btn--outline {
  background: transparent;
  color: var(--secondary);
  border: 1px solid var(--border-strong);
}
.btn--outline:hover { background: var(--bg-card); color: var(--fg); border-color: var(--accent); }
.btn--lg { padding: 15px 30px; font-size: 1rem; border-radius: var(--radius-lg); }
.btn--sm { padding: 8px 16px; font-size: 0.85rem; }

/* --- Cards --- */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: background 0.15s, border-color 0.15s;
}
.card:hover { background: var(--bg-card-hover); border-color: var(--border-strong); }

/* --- Badge --- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(145, 180, 191, 0.15);
  color: var(--accent-bright);
  border: 1px solid rgba(145, 180, 191, 0.3);
  border-radius: 999px;
  padding: 5px 14px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.03em;
}
.badge::before { content: "●"; font-size: 0.5rem; }

/* --- Section Headers --- */
.section-label {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}
.section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: 16px;
}
.section-subtitle {
  font-size: 1.05rem;
  color: var(--secondary);
  line-height: 1.65;
  max-width: 580px;
}
.text-center { text-align: center; }
.text-center .section-subtitle { margin: 0 auto; }

/* --- Grid Layouts --- */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.grid-auto { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; }

/* --- Feature Card --- */
.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all 0.2s;
}
.feature-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-strong);
  transform: translateY(-2px);
}
.feature-icon {
  width: 48px;
  height: 48px;
  background: rgba(145, 180, 191, 0.15);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin-bottom: 16px;
  border: 1px solid rgba(145, 180, 191, 0.2);
}
.feature-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 8px;
}
.feature-desc {
  font-size: 0.9rem;
  color: var(--secondary);
  line-height: 1.6;
}

/* --- Stat Block --- */
.stat-block { text-align: center; padding: 32px 24px; }
.stat-number {
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 900;
  color: var(--fg);
  line-height: 1;
  margin-bottom: 8px;
  letter-spacing: -0.04em;
}
.stat-label {
  font-size: 0.9rem;
  color: var(--secondary);
  font-weight: 500;
}

/* --- Steps --- */
.steps { display: flex; flex-direction: column; gap: 0; counter-reset: step; }
.step {
  display: flex;
  gap: 24px;
  padding: 28px 0;
  border-bottom: 1px solid var(--border);
  counter-increment: step;
}
.step:last-child { border-bottom: none; }
.step__num {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  background: var(--accent);
  color: var(--bg);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.95rem;
}
.step__body {}
.step__title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--fg);
}
.step__desc { color: var(--secondary); font-size: 0.95rem; line-height: 1.6; }

/* --- Privacy Section --- */
.privacy-section {
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}


/* --- Platform Badge --- */
.platform-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 8px 16px;
  font-size: 0.85rem;
  color: var(--secondary);
  font-weight: 500;
}

/* --- Divider --- */
.divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 40px 0;
}

/* --- Code / Mono --- */
code {
  font-family: var(--font-mono);
  background: rgba(199, 224, 227, 0.1);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 2px 6px;
  font-size: 0.875em;
  color: var(--accent-bright);
}
pre {
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--secondary);
}
pre code { background: none; border: none; padding: 0; font-size: inherit; color: inherit; }

/* --- Table --- */
.table-wrap { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--border); }
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}
thead { background: rgba(199, 224, 227, 0.08); }
th {
  text-align: left;
  padding: 12px 16px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  border-bottom: 1px solid var(--border);
}
td {
  padding: 12px 16px;
  color: var(--secondary);
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
td:first-child { color: var(--fg); font-weight: 500; font-family: var(--font-mono); font-size: 0.85em; }
tr:last-child td { border-bottom: none; }
tbody tr:hover td { background: var(--bg-card); }

/* --- Docs Layout --- */
.docs-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 0;
  min-height: calc(100vh - var(--nav-h));
  max-width: var(--max-w);
  margin: 0 auto;
}
.docs-sidebar {
  padding: 36px 0 36px 24px;
  border-right: 1px solid var(--border);
  position: sticky;
  top: var(--nav-h);
  height: calc(100vh - var(--nav-h));
  overflow-y: auto;
}
.docs-sidebar-group { margin-bottom: 28px; }
.docs-sidebar-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 0 16px 8px;
}
.docs-sidebar-link {
  display: block;
  padding: 7px 16px;
  border-radius: var(--radius-sm);
  color: var(--secondary);
  font-size: 0.9rem;
  font-weight: 500;
  transition: all 0.12s;
}
.docs-sidebar-link:hover { background: var(--bg-card); color: var(--fg); }
.docs-sidebar-link.active { background: var(--bg-card); color: var(--accent-bright); font-weight: 600; }
.docs-content {
  padding: 48px 40px 80px;
  max-width: 760px;
}

/* --- Docs Typography --- */
.docs-content h1 {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.2;
  margin-bottom: 8px;
}
.docs-content .page-desc {
  font-size: 1.05rem;
  color: var(--secondary);
  margin-bottom: 40px;
  line-height: 1.65;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--border);
}
.docs-content h2 {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 40px 0 14px;
  color: var(--fg);
}
.docs-content h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin: 28px 0 10px;
  color: var(--secondary);
}
.docs-content p { color: var(--secondary); margin-bottom: 16px; line-height: 1.7; }
.docs-content p a { color: var(--accent); font-weight: 500; }
.docs-content p a:hover { color: var(--accent-bright); text-decoration: underline; }
.docs-content ul, .docs-content ol {
  margin-bottom: 20px;
  padding-left: 20px;
}
.docs-content ul { list-style: disc; }
.docs-content ol { list-style: decimal; }
.docs-content li { color: var(--secondary); line-height: 1.7; margin-bottom: 6px; }
.docs-content li strong { color: var(--fg); }

/* --- Callout / Note Box --- */
.callout {
  border-radius: var(--radius);
  padding: 16px 20px;
  margin: 24px 0;
  border-left: 3px solid;
  font-size: 0.9rem;
  line-height: 1.6;
}
.callout p { margin: 0; }
.callout--note { background: rgba(145, 180, 191, 0.1); border-color: var(--accent); color: var(--secondary); }
.callout--tip  { background: rgba(126, 200, 160, 0.1); border-color: var(--success); color: var(--secondary); }
.callout--warn { background: rgba(224, 192, 112, 0.1); border-color: var(--warning); color: var(--secondary); }
.callout strong { color: var(--fg); }

/* --- Nav Breadcrumb --- */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  color: var(--muted);
  margin-bottom: 20px;
}
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--secondary); }
.breadcrumb span { color: var(--secondary); }

/* --- Press Kit Specifics --- */
.press-meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin: 24px 0;
}
.press-meta-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 20px;
}
.press-meta-key {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 6px;
}
.press-meta-val { font-size: 0.95rem; color: var(--fg); font-weight: 500; }

/* --- Footer --- */
.footer {
  border-top: 1px solid var(--border);
  padding: 40px 0;
}
.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.footer__copy { font-size: 0.85rem; color: var(--muted); }
.footer__links { display: flex; gap: 20px; }
.footer__links a { font-size: 0.85rem; color: var(--muted); transition: color 0.12s; }
.footer__links a:hover { color: var(--secondary); }

/* --- Responsive --- */
@media (max-width: 900px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .docs-layout { grid-template-columns: 1fr; }
  .docs-sidebar { display: none; }
  .docs-content { padding: 32px 20px 60px; }
  .footer__inner { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 600px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .nav__links .nav__link:not(.nav__link--cta) { display: none; }
  .section { padding: 56px 0; }
  .section--lg { padding: 72px 0; }
}