/* =========================================================
   License Store — Theme
   Design tokens + dark/light mode + advanced collapsible sidebar
   ========================================================= */

:root {
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;

  --brand-500: #6366f1;
  --brand-400: #818cf8;
  --brand-600: #4f46e5;
  --accent-500: #22d3ee;
  --success-500: #22c55e;
  --warning-500: #f59e0b;
  --danger-500: #ef4444;

  --sidebar-w: 264px;
  --sidebar-w-collapsed: 76px;
  --topbar-h: 64px;

  --transition: 180ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---------- Dark (default) ---------- */
:root,
[data-theme="dark"] {
  --bg-canvas: #0a0e17;
  --bg-surface: #10151f;
  --bg-surface-2: #161c29;
  --bg-elevated: #1b2230;
  --border-subtle: #232b3d;
  --border-strong: #2f3b52;
  --text-primary: #eef1f8;
  --text-secondary: #9aa4b8;
  --text-muted: #6b7690;
  --shadow-elevated: 0 20px 60px -20px rgba(0,0,0,0.6);
}

/* ---------- Light ---------- */
[data-theme="light"] {
  --bg-canvas: #f4f6fb;
  --bg-surface: #ffffff;
  --bg-surface-2: #f8f9fd;
  --bg-elevated: #ffffff;
  --border-subtle: #e6e9f2;
  --border-strong: #d7dced;
  --text-primary: #10131c;
  --text-secondary: #545e73;
  --text-muted: #8892a6;
  --shadow-elevated: 0 20px 50px -20px rgba(30,41,59,0.18);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg-canvas);
  color: var(--text-primary);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  scroll-behavior: smooth;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

::selection { background: var(--brand-500); color: white; }

/* ---------- Layout shell (used on all storefront + dashboard pages) ---------- */
.app-shell {
  display: flex;
  min-height: 100vh;
}

/* ---------- Sidebar ---------- */
.sidebar {
  width: var(--sidebar-w);
  flex-shrink: 0;
  background: var(--bg-surface);
  border-right: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
  transition: width var(--transition);
  z-index: 40;
}

.app-shell.sidebar-collapsed .sidebar {
  width: var(--sidebar-w-collapsed);
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 20px 20px;
  height: var(--topbar-h);
  border-bottom: 1px solid var(--border-subtle);
  overflow: hidden;
  white-space: nowrap;
}

.sidebar-brand .logo-mark {
  width: 32px;
  height: 32px;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--brand-500), var(--accent-500));
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  color: white;
  font-size: 14px;
}

.sidebar-brand .brand-name {
  font-weight: 700;
  font-size: 15px;
  transition: opacity var(--transition);
}

.app-shell.sidebar-collapsed .brand-name,
.app-shell.sidebar-collapsed .nav-label,
.app-shell.sidebar-collapsed .nav-section-title {
  opacity: 0;
  width: 0;
  overflow: hidden;
}

.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  padding: 16px 12px;
}

.nav-section-title {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  padding: 16px 12px 6px;
  transition: opacity var(--transition);
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 2px;
  white-space: nowrap;
  overflow: hidden;
  transition: background var(--transition), color var(--transition);
}

.nav-item .nav-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.nav-item:hover { background: var(--bg-surface-2); color: var(--text-primary); }
.nav-item.active {
  background: linear-gradient(135deg, rgba(99,102,241,0.16), rgba(34,211,238,0.10));
  color: var(--brand-400);
}

.nav-item .nav-label { transition: opacity var(--transition); }

.sidebar-footer {
  padding: 14px;
  border-top: 1px solid var(--border-subtle);
}

.sidebar-toggle-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
  background: var(--bg-surface-2);
  color: var(--text-secondary);
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
}
.sidebar-toggle-btn:hover { background: var(--bg-elevated); color: var(--text-primary); }
.app-shell.sidebar-collapsed .sidebar-toggle-btn svg { transform: rotate(180deg); }

/* ---------- Main column ---------- */
.main-col {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.topbar {
  height: var(--topbar-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 0 24px;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border-subtle);
  position: sticky;
  top: 0;
  z-index: 30;
}

.topbar-left { display: flex; align-items: center; gap: 14px; }

.mobile-menu-btn {
  display: none;
  width: 36px; height: 36px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
  background: var(--bg-surface-2);
  align-items: center; justify-content: center;
  color: var(--text-primary);
  cursor: pointer;
}

.theme-toggle-btn {
  width: 38px; height: 38px;
  border-radius: 999px;
  border: 1px solid var(--border-subtle);
  background: var(--bg-surface-2);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  color: var(--text-secondary);
  transition: background var(--transition);
}
.theme-toggle-btn:hover { background: var(--bg-elevated); }

.content {
  flex: 1;
  padding: 28px;
  max-width: 1320px;
  width: 100%;
  margin: 0 auto;
}

/* ---------- Cards / surfaces ---------- */
.card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 22px;
}

.card-hover { transition: transform var(--transition), border-color var(--transition); }
.card-hover:hover { transform: translateY(-2px); border-color: var(--border-strong); }

.stat-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.stat-card .stat-label { font-size: 12px; color: var(--text-muted); text-transform: uppercase; letter-spacing: .05em; }
.stat-card .stat-value { font-size: 26px; font-weight: 700; }
.stat-card .stat-delta { font-size: 12px; font-weight: 600; }
.stat-delta.up { color: var(--success-500); }
.stat-delta.down { color: var(--danger-500); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 20px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 14px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform var(--transition), background var(--transition), box-shadow var(--transition);
}
.btn:active { transform: scale(0.98); }
.btn-primary {
  background: linear-gradient(135deg, var(--brand-500), var(--brand-600));
  color: #fff;
  box-shadow: 0 8px 24px -8px rgba(99,102,241,0.55);
}
.btn-primary:hover { box-shadow: 0 10px 30px -6px rgba(99,102,241,0.65); }
.btn-secondary { background: var(--bg-surface-2); color: var(--text-primary); border-color: var(--border-subtle); }
.btn-secondary:hover { background: var(--bg-elevated); }
.btn-ghost { background: transparent; color: var(--text-secondary); }
.btn-ghost:hover { color: var(--text-primary); background: var(--bg-surface-2); }
.btn-danger { background: var(--danger-500); color: #fff; }
.btn-block { width: 100%; }
.btn-sm { padding: 7px 14px; font-size: 13px; }

/* ---------- Forms ---------- */
.field-group { margin-bottom: 18px; }
.field-label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 7px; color: var(--text-secondary); }
.field-input, .field-select, .field-textarea {
  width: 100%;
  padding: 11px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
  background: var(--bg-surface-2);
  color: var(--text-primary);
  font-size: 14px;
  font-family: inherit;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.field-input:focus, .field-select:focus, .field-textarea:focus {
  outline: none;
  border-color: var(--brand-500);
  box-shadow: 0 0 0 3px rgba(99,102,241,0.18);
}
.field-hint { font-size: 12px; color: var(--text-muted); margin-top: 6px; }
.field-error { font-size: 12px; color: var(--danger-500); margin-top: 6px; }

/* ---------- Badges ---------- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}
.badge-success { background: rgba(34,197,94,0.14); color: var(--success-500); }
.badge-warning { background: rgba(245,158,11,0.14); color: var(--warning-500); }
.badge-danger { background: rgba(239,68,68,0.14); color: var(--danger-500); }
.badge-neutral { background: var(--bg-surface-2); color: var(--text-secondary); }
.badge-info { background: rgba(34,211,238,0.14); color: var(--accent-500); }

/* ---------- Alerts / flash ---------- */
.alert { padding: 14px 16px; border-radius: var(--radius-sm); font-size: 14px; margin-bottom: 18px; border: 1px solid transparent; }
.alert-success { background: rgba(34,197,94,0.10); border-color: rgba(34,197,94,0.35); color: var(--success-500); }
.alert-danger { background: rgba(239,68,68,0.10); border-color: rgba(239,68,68,0.35); color: var(--danger-500); }
.alert-info { background: rgba(99,102,241,0.10); border-color: rgba(99,102,241,0.30); color: var(--brand-400); }

/* ---------- Tables ---------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--border-subtle); border-radius: var(--radius-md); }
table.data-table { width: 100%; border-collapse: collapse; font-size: 14px; }
table.data-table th {
  text-align: left; padding: 13px 16px; font-size: 12px; text-transform: uppercase;
  letter-spacing: .04em; color: var(--text-muted); background: var(--bg-surface-2);
  border-bottom: 1px solid var(--border-subtle);
}
table.data-table td { padding: 14px 16px; border-bottom: 1px solid var(--border-subtle); color: var(--text-primary); }
table.data-table tr:last-child td { border-bottom: none; }
table.data-table tr:hover td { background: var(--bg-surface-2); }

/* ---------- Marketing / storefront ---------- */
.navbar {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--bg-surface) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-subtle);
}
.navbar-inner { max-width: 1280px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; padding: 14px 24px; }
.nav-links { display: flex; gap: 28px; align-items: center; }
.nav-links a { font-size: 14px; font-weight: 500; color: var(--text-secondary); }
.nav-links a:hover { color: var(--text-primary); }
.navbar-collapse { display: flex; align-items: center; justify-content: space-between; flex: 1; margin-left: 32px; }
.navbar-actions { display: flex; align-items: center; gap: 12px; }
.navbar-toggle {
  display: none; width: 36px; height: 36px; border-radius: 8px; border: 1px solid var(--border-subtle);
  background: var(--bg-surface-2); align-items: center; justify-content: center; flex-shrink: 0; cursor: pointer;
}
.navbar-toggle span { display: block; width: 16px; height: 2px; background: var(--text-primary); position: relative; }
.navbar-toggle span::before, .navbar-toggle span::after {
  content: ''; position: absolute; left: 0; width: 16px; height: 2px; background: var(--text-primary); transition: transform .2s;
}
.navbar-toggle span::before { top: -5px; }
.navbar-toggle span::after { top: 5px; }
.navbar.mobile-open .navbar-toggle span { background: transparent; }
.navbar.mobile-open .navbar-toggle span::before { transform: translateY(5px) rotate(45deg); }
.navbar.mobile-open .navbar-toggle span::after { transform: translateY(-5px) rotate(-45deg); }

.hero {
  max-width: 1280px; margin: 0 auto; padding: 90px 24px 60px;
  display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 48px; align-items: center;
}
.hero h1 { font-size: 48px; line-height: 1.08; font-weight: 800; margin: 0 0 20px; letter-spacing: -0.02em; }
.hero .eyebrow {
  display: inline-flex; align-items: center; gap: 8px; padding: 6px 14px; border-radius: 999px;
  background: var(--bg-surface-2); border: 1px solid var(--border-subtle); font-size: 13px; font-weight: 600;
  color: var(--brand-400); margin-bottom: 18px;
}
.hero p.lead { font-size: 17px; color: var(--text-secondary); line-height: 1.6; max-width: 480px; }
.hero-actions { display: flex; gap: 14px; margin-top: 28px; }

/* ---------- Trust strip ---------- */
.trust-strip { border-top: 1px solid var(--border-subtle); border-bottom: 1px solid var(--border-subtle); background: var(--bg-surface); }
.trust-strip-inner {
  max-width: 1280px; margin: 0 auto; padding: 20px 24px; display: flex; flex-wrap: wrap;
  gap: 12px 32px; justify-content: center;
}
.trust-item { display: flex; align-items: center; gap: 8px; font-size: 13.5px; font-weight: 600; color: var(--text-secondary); white-space: nowrap; }
.trust-ic { font-size: 16px; }

/* ---------- Closing CTA banner ---------- */
.cta-banner {
  margin: 0 24px 60px; max-width: 1232px; margin-left: auto; margin-right: auto;
  border-radius: var(--radius-lg); padding: 56px 32px; text-align: center;
  background: linear-gradient(135deg, color-mix(in srgb, var(--brand-500) 22%, transparent), color-mix(in srgb, var(--accent-500) 14%, transparent));
  border: 1px solid var(--border-subtle);
}
.cta-banner h2 { font-size: 30px; margin: 0 0 12px; font-weight: 800; }
.cta-banner p { color: var(--text-secondary); font-size: 15.5px; max-width: 520px; margin: 0 auto 8px; line-height: 1.6; }

.hero-visual {
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, var(--bg-surface) 0%, var(--bg-surface-2) 100%);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-elevated);
  padding: 28px;
  aspect-ratio: 4/3;
  position: relative;
  overflow: hidden;
}

.section { max-width: 1280px; margin: 0 auto; padding: 70px 24px; }
.section-header { text-align: center; max-width: 620px; margin: 0 auto 44px; }
.section-header h2 { font-size: 32px; font-weight: 800; letter-spacing: -0.01em; margin-bottom: 12px; }
.section-header p { color: var(--text-secondary); font-size: 15px; }

.grid { display: grid; gap: 20px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.product-card { display: flex; flex-direction: column; gap: 14px; }
.product-card .thumb {
  height: 150px; border-radius: var(--radius-sm);
  background: linear-gradient(135deg, rgba(99,102,241,0.18), rgba(34,211,238,0.14));
  display: flex; align-items: center; justify-content: center; font-size: 32px; color: var(--brand-400);
}
.price-tag { font-size: 24px; font-weight: 800; }
.price-tag .cycle { font-size: 13px; font-weight: 500; color: var(--text-muted); }

.plan-card {
  border: 1px solid var(--border-subtle); border-radius: var(--radius-md); padding: 26px;
  display: flex; flex-direction: column; gap: 16px; background: var(--bg-surface);
  transition: transform var(--transition), border-color var(--transition);
}
.plan-card:hover { transform: translateY(-4px); border-color: var(--brand-500); }
.plan-card.featured { border-color: var(--brand-500); box-shadow: 0 0 0 1px var(--brand-500), var(--shadow-elevated); }
.plan-features { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.plan-features li { display: flex; gap: 10px; font-size: 14px; color: var(--text-secondary); align-items: flex-start; }

.faq-item { border-bottom: 1px solid var(--border-subtle); padding: 18px 0; }
.faq-question { display: flex; justify-content: space-between; align-items: center; cursor: pointer; font-weight: 600; font-size: 15px; }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height var(--transition); color: var(--text-secondary); font-size: 14px; line-height: 1.6; }
.faq-item.open .faq-answer { max-height: 400px; padding-top: 12px; }
.faq-item.open .faq-chevron { transform: rotate(180deg); }
.faq-chevron { transition: transform var(--transition); }

.footer { border-top: 1px solid var(--border-subtle); padding: 48px 24px; }
.footer-inner { max-width: 1280px; margin: 0 auto; display: grid; grid-template-columns: 2fr repeat(3, 1fr); gap: 32px; }
.footer h4 { font-size: 13px; text-transform: uppercase; letter-spacing: .05em; color: var(--text-muted); margin-bottom: 14px; }
.footer a { display: block; font-size: 14px; color: var(--text-secondary); margin-bottom: 10px; }
.footer a:hover { color: var(--text-primary); }

/* ---------- Auth pages ---------- */
.auth-wrap {
  min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 24px;
  background: radial-gradient(circle at 20% 20%, rgba(99,102,241,0.14), transparent 40%), var(--bg-canvas);
}
.auth-card { width: 100%; max-width: 420px; background: var(--bg-surface); border: 1px solid var(--border-subtle); border-radius: var(--radius-lg); padding: 36px; box-shadow: var(--shadow-elevated); }

/* ---------- Utility ---------- */
.text-muted { color: var(--text-muted); }
.text-secondary { color: var(--text-secondary); }
.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-8 { gap: 8px; } .gap-12 { gap: 12px; } .gap-16 { gap: 16px; } .gap-24 { gap: 24px; }
.mt-8{margin-top:8px;} .mt-16{margin-top:16px;} .mt-24{margin-top:24px;} .mt-32{margin-top:32px;}
.mb-8{margin-bottom:8px;} .mb-16{margin-bottom:16px;} .mb-24{margin-bottom:24px;}

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .hero { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .sidebar {
    position: fixed;
    left: 0; top: 0;
    transform: translateX(-100%);
    box-shadow: var(--shadow-elevated);
  }
  .app-shell.mobile-nav-open .sidebar { transform: translateX(0); }
  .app-shell.sidebar-collapsed .sidebar { width: var(--sidebar-w); }
  .mobile-menu-btn { display: flex; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .hero h1 { font-size: 34px; }
  .content { padding: 18px; }
  .footer-inner { grid-template-columns: 1fr; }

  /* Public marketing navbar: collapse into a hamburger-driven dropdown */
  .navbar-inner { flex-wrap: nowrap; padding: 12px 16px; }
  .navbar-toggle { display: flex; }
  .navbar-collapse {
    display: none; position: absolute; left: 0; right: 0; top: 100%;
    flex-direction: column; align-items: stretch; margin-left: 0;
    background: var(--bg-surface); border-bottom: 1px solid var(--border-subtle);
    padding: 16px; box-shadow: var(--shadow-elevated);
  }
  .navbar.mobile-open .navbar-collapse { display: flex; }
  .nav-links { flex-direction: column; align-items: flex-start; gap: 4px; width: 100%; }
  .nav-links a { padding: 10px 4px; width: 100%; }
  .navbar-actions { flex-direction: column; align-items: stretch; gap: 8px; margin-top: 12px; width: 100%; }
  .navbar-actions .btn { width: 100%; justify-content: center; }
  .navbar-actions .theme-toggle-btn { align-self: flex-start; }

  .trust-strip-inner { justify-content: flex-start; overflow-x: auto; flex-wrap: nowrap; }
  .cta-banner { margin-left: 16px; margin-right: 16px; padding: 40px 20px; }
  .cta-banner h2 { font-size: 24px; }
}

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 999px; }