/* glass-nav.css — Enterprise glass nav component for magic.threadsync.io
   Extracted from threadsync.base.bundle to support ts-* prefixed glass nav.
   Load AFTER magic.css, BEFORE glass-v2.css */

/* ===== CSS Custom Properties (ThreadSync tokens) ===== */
:root {
  --ts-bg: #08080a;
  --ts-bg-2: #0e0e12;
  --ts-surface: rgba(15, 23, 42, 0.55);
  --ts-border: rgba(148, 163, 184, 0.18);
  --ts-text: rgba(255, 255, 255, 0.92);
  --ts-muted: rgba(255, 255, 255, 0.68);
  --ts-muted-2: rgba(148, 163, 184, 0.92);
  --ts-primary: #3b82f6;
  --ts-accent: #3b82f6;
  --ts-gradient: linear-gradient(135deg, rgba(59,130,246,1) 0%, rgba(29,78,216,1) 100%);
  --ts-radius: 16px;
  --ts-radius-sm: 12px;
  --ts-focus: rgba(59, 130, 246, 0.9);
}

/* ===== Base: Font + Scrollbar ===== */
body {
  margin: 0;
  font-family: Montserrat, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--ts-text);
  background: var(--ts-bg);
  line-height: 1.6;
}

a { color: inherit; text-decoration: none; }

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

/* Dark enterprise scrollbar */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--ts-bg); }
::-webkit-scrollbar-thumb {
  background: rgba(148, 163, 184, 0.18);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover { background: rgba(148, 163, 184, 0.32); }
::-webkit-scrollbar-corner { background: var(--ts-bg); }

/* Firefox scrollbar */
* {
  scrollbar-width: thin;
  scrollbar-color: rgba(148, 163, 184, 0.18) var(--ts-bg);
}

/* ===== Layout ===== */
.ts-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== Skip Link ===== */
.ts-sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap; border: 0;
}

.ts-skip-link {
  position: absolute !important;
  left: 12px !important; top: 12px !important;
  padding: 10px 12px !important;
  border-radius: 12px !important;
  background: rgba(15, 23, 42, 0.95) !important;
  border: 1px solid var(--ts-border) !important;
  transform: translateY(-200%) !important;
  transition: transform 120ms ease !important;
  z-index: 200 !important;
  display: inline-block !important;
  color: var(--ts-text) !important;
  text-decoration: none !important;
  font-size: 0.875rem !important;
}

.ts-skip-link:focus { transform: translateY(0) !important; }

/* ===== Buttons ===== */
.ts-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: 12px;
  border: 1px solid transparent;
  font-weight: 700;
  font-size: 0.92rem;
  line-height: 1;
  transition: transform 150ms ease, box-shadow 150ms ease, background-color 150ms ease, border-color 150ms ease;
  cursor: pointer;
  user-select: none;
}

.ts-btn-primary {
  background: var(--ts-gradient);
  color: #fff;
  box-shadow: 0 12px 30px rgba(59, 130, 246, 0.22);
}

.ts-btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 18px 42px rgba(59, 130, 246, 0.28);
}

.ts-btn-secondary {
  background: rgba(255,255,255,0.05);
  border-color: rgba(255,255,255,0.14);
  color: #fff;
}

.ts-btn-secondary:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.22);
}

.ts-btn:active { transform: translateY(0); }

/* ===== Site Header ===== */
.ts-site-header {
  position: sticky !important;
  top: 0 !important;
  z-index: 150 !important;
  background: rgba(26, 29, 35, 0.72);
  border-bottom: 1px solid var(--ts-border);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.ts-site-header::before {
  content: "";
  position: absolute;
  left: 0; right: 0; top: 0;
  height: 1px;
  pointer-events: none;
  background: linear-gradient(90deg, transparent, rgba(59,130,246,0.55), rgba(29,78,216,0.45), transparent);
  opacity: 0.55;
}

.ts-site-header.ts-scrolled {
  background: rgba(26, 29, 35, 0.84);
  border-bottom-color: rgba(148, 163, 184, 0.22);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.32);
}

.ts-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 16px;
}

.ts-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.ts-brand img {
  height: 40px;
  width: auto;
}

/* Brand divider + product name (for sub-sites like Magic Runtime) */
.brand-divider {
  width: 1px;
  height: 28px;
  background: rgba(255,255,255,0.12);
}

.brand-product {
  font-size: 15px;
  font-weight: 600;
  color: #e4e4e7;
}

/* ===== Desktop Nav ===== */
.ts-nav {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.ts-nav a {
  color: var(--ts-muted);
  font-weight: 700;
  font-size: 0.92rem;
  padding: 8px 10px;
  border-radius: 10px;
  border: 1px solid transparent;
  transition: background-color 150ms ease, color 150ms ease, border-color 150ms ease;
  text-decoration: none;
}

.ts-nav a:hover {
  color: var(--ts-text);
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.10);
}

.ts-nav a.ts-active,
.ts-nav a.active {
  color: var(--ts-text);
  background: rgba(59, 130, 246, 0.12);
  border-color: rgba(59, 130, 246, 0.25);
}

.ts-header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* ===== Mobile Toggle ===== */
.ts-mobile-toggle {
  display: none;
  min-width: 44px;
  min-height: 44px;
  align-items: center;
  justify-content: center;
}

/* ===== Mobile Nav Panel ===== */
.ts-mobile-nav {
  border-bottom: 1px solid var(--ts-border);
  background: rgba(11, 15, 23, 0.92);
}

.ts-mobile-nav-inner {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 12px 0 18px;
}

.ts-mobile-nav-inner a {
  display: block;
  padding: 10px 10px;
  border-radius: 12px;
  color: var(--ts-text);
  border: 1px solid rgba(255, 255, 255, 0.10);
  background: rgba(255, 255, 255, 0.03);
  text-decoration: none;
}

.ts-mobile-nav-inner a:hover {
  background: rgba(255, 255, 255, 0.06);
}

/* ===== Responsive: hide desktop nav, show hamburger ===== */
@media (max-width: 900px) {
  .ts-nav { display: none; }
  .ts-mobile-toggle { display: inline-flex; }
  .ts-container { padding: 0 18px; }
  .ts-header-actions .glass-btn-primary { display: none; }
  .ts-header-actions { gap: 8px; }
}

@media (max-width: 420px) {
  .brand-product { font-size: 13px; }
  .brand-divider { margin: 0 6px; }
}

/* ===== Enterprise Footer ===== */
.footer {
  border-top: 1px solid var(--ts-border);
  padding: 3rem 0 0;
  font-size: 0.875rem;
  color: var(--ts-muted);
}

.footer__top {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px 2.5rem;
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 2.5rem;
}

.footer__brand { max-width: 280px; }
.footer__tagline { color: var(--ts-muted-2); font-size: 0.8rem; line-height: 1.5; margin-top: 10px; }

.footer__cols {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.footer__col h3 {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ts-text);
  margin: 0 0 0.85rem;
  white-space: nowrap;
}

.footer__col a {
  display: block;
  padding: 4px 0;
  color: var(--ts-muted);
  font-size: 0.82rem;
  text-decoration: none;
  transition: color 150ms ease;
  white-space: nowrap;
}

.footer__col a:hover { color: var(--ts-text); }

.footer__meta {
  margin-top: 0.85rem;
  padding-top: 0.85rem;
  border-top: 1px solid rgba(148, 163, 184, 0.08);
  font-size: 0.72rem;
  color: var(--ts-muted-2);
  line-height: 1.7;
}

.footer__meta a { display: inline; font-size: inherit; padding: 0; color: var(--ts-muted); }
.footer__meta a:hover { color: var(--ts-text); }

.footer__bottom {
  max-width: 1280px;
  margin: 0 auto;
  padding: 1.25rem 32px;
  border-top: 1px solid var(--ts-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-size: 0.75rem;
  color: var(--ts-muted-2);
}

.footer__sep { margin: 0 6px; opacity: 0.4; }
.footer-brand-logo { height: 44px; margin-bottom: 12px; opacity: 0.92; }
.link-inherit { color: inherit; text-decoration: none; }
.link-inherit:hover { color: var(--ts-text); }
.release-stamp { color: #6b7280; font-size: 0.72rem; white-space: nowrap; }

/* ===== Footer responsive ===== */
@media (max-width: 900px) {
  .footer__top {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  .footer__brand { max-width: none; }
  .footer__cols {
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
  }
}

@media (max-width: 520px) {
  .footer__top {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  .footer__bottom {
    flex-direction: column;
    text-align: center;
  }
}

/* ===== Enterprise strip ===== */
.enterprise-strip {
  background: rgba(15, 23, 42, 0.55);
  border-bottom: 1px solid var(--ts-border);
  padding: 8px 0;
  font-size: 12px;
  overflow-x: auto;
}

.enterprise-strip-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  white-space: nowrap;
}

.enterprise-strip a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--ts-muted);
  text-decoration: none;
  transition: color 150ms ease;
}

.enterprise-strip a:hover { color: var(--ts-text); }

.enterprise-strip .cta-highlight {
  color: #60a5fa;
  font-weight: 600;
}

/* ===== Touch target safety ===== */
a.ts-btn, button, .ts-btn, .ts-mobile-toggle,
input[type="submit"], input[type="button"] {
  min-height: 44px;
  min-width: 44px;
}

@media (max-width: 900px) {
  .enterprise-strip { display: none; }
}