/* ============================================
   VavaStone Admin — Design Tokens & Components
   Extracted from html/samples/storefront/
   ============================================ */

/* === EXTRACTED VALUES ===
   Primary: #0364B1
   Primary dark: #024f8e
   Primary light: #e8f2fb
   Body bg: #E8F0FA
   Card bg: #ffffff
   Card radius: 7px
   Card shadow: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04)
   Sidebar bg: #0364B1
   Sidebar width: 170px
   Topbar bg: #ffffff
   Topbar height: 64px
   Text primary: #1a1a2e
   Text secondary: #64748b
   Text muted: #94a3b8
   Border: #e2e8f0
   Font: Inter, system-ui, sans-serif
   Base font size: 14px / 0.875rem
   Success: #22c55e
   Warning: #f59e0b
   Danger: #ef4444
   Info: #3C8ACC
=== */

:root {
  /* Backgrounds */
  --color-bg: #E8F0FA;
  --color-bg-secondary: #f1f5f9;
  --color-surface: #ffffff;
  --color-surface-hover: #f8fafc;

  /* Borders */
  --color-border: #a8b4c5;
  --color-border-strong: #cbd5e1;

  /* Brand */
  --color-primary: #0364B1;
  --color-primary-hover: #024f8e;
  --color-primary-subtle: #e8f2fb;
  --color-secondary: #3C8ACC;

  /* Text */
  --color-text-primary: #1a1a2e;
  --color-text-secondary: #64748b;
  --color-text-muted: #94a3b8;
  --color-text-placeholder: #a0aec0;
  --color-text-inverse: #ffffff;

  /* Semantic */
  --color-success: #22c55e;    --color-success-bg: #dcfce7;    --color-success-text: #166534;
  --color-warning: #f59e0b;    --color-warning-bg: #fef3c7;    --color-warning-text: #92400e;
  --color-danger: #ef4444;     --color-danger-bg: #fee2e2;     --color-danger-text: #991b1b;
  --color-info: #3C8ACC;       --color-info-bg: #e8f2fb;       --color-info-text: #1e5a8a;

  /* Sidebar */
  --color-sidebar-bg: #0364B1;
  --color-sidebar-text: #ffffff;
  --color-sidebar-text-muted: rgba(255, 255, 255, 0.7);
  --color-sidebar-active-bg: #024f8e;
  --color-sidebar-active-text: #ffffff;
  --color-sidebar-hover-bg: rgba(255, 255, 255, 0.15);
  --color-sidebar-section-label: rgba(255, 255, 255, 0.5);

  /* Topbar */
  --color-topbar-bg: #ffffff;
  --color-topbar-border: #e2e8f0;
  --color-topbar-text: #1a1a2e;

  /* Impersonation banner */
  --color-impersonation-bg: #f59e0b;
  --color-impersonation-text: #ffffff;

  /* Layout */
  --sidebar-width: 170px;
  --topbar-height: 64px;
  --content-padding-x: 24px;
  --content-padding-y: 24px;
  --section-gap: 24px;

  /* Spacing scale */
  --space-1: 4px;   --space-2: 8px;   --space-3: 12px;
  --space-4: 16px;  --space-5: 20px;  --space-6: 24px;
  --space-8: 32px;  --space-10: 40px; --space-12: 48px;

  /* Typography */
  --font-sans: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-mono: 'SF Mono', 'Consolas', monospace;
  --text-xs: 0.75rem;   --text-sm: 0.8125rem;   --text-base: 0.875rem;
  --text-lg: 1.125rem;  --text-xl: 1.25rem;  --text-2xl: 1.5rem;   --text-3xl: 1.75rem;
  --font-regular: 400;   --font-medium: 500;
  --font-semibold: 600;  --font-bold: 700;
  --leading-base: 1.5;

  /* Radius */
  --radius-sm: 4px;   --radius-md: 4px;   --radius-lg: 4px;   --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 200ms ease;
  --transition-slow: 300ms ease;

  /* Z-index */
  --z-dropdown: 100;   --z-drawer: 200;
  --z-modal: 300;      --z-topbar: 400;   --z-impersonation: 500;
}

/* === Reset === */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { font-size: 14px; scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  background: var(--color-bg);
  color: var(--color-text-primary);
  line-height: var(--leading-base);
  min-height: 100vh;
  overflow-x: hidden;
}
a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: none; cursor: pointer; }
img { max-width: 100%; display: block; }
button { cursor: pointer; font-family: inherit; }
input, select, textarea { font-family: inherit; font-size: inherit; }

/* === Typography === */
h1 { font-size: var(--text-3xl); font-weight: var(--font-bold); color: var(--color-text-primary); line-height: 1.3; }
h2 { font-size: var(--text-2xl); font-weight: var(--font-semibold); color: var(--color-text-primary); line-height: 1.3; }
h3 { font-size: var(--text-lg); font-weight: var(--font-semibold); color: var(--color-text-primary); line-height: 1.4; }
h4 { font-size: var(--text-base); font-weight: var(--font-semibold); color: var(--color-text-primary); }

/* === Buttons === */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm); font-weight: var(--font-medium);
  border: 1px solid transparent; border-radius: var(--radius-md);
  transition: all var(--transition-base);
  text-decoration: none; line-height: 1.5;
}
.btn-primary { background: var(--color-primary); color: var(--color-text-inverse); }
.btn-primary:hover { background: var(--color-primary-hover); text-decoration: none; }
.btn-secondary { background: var(--color-surface); color: var(--color-text-primary); border-color: var(--color-border); }
.btn-danger { background: var(--color-danger); color: var(--color-text-inverse); }
.btn-outline { background: transparent; color: var(--color-primary); border-color: var(--color-primary); }
.btn-sm { padding: var(--space-1) var(--space-3); font-size: var(--text-xs); }
.btn-lg { padding: var(--space-3) var(--space-6); font-size: var(--text-base); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn.loading { opacity: 0.7; pointer-events: none; }
.w-full { width: 100%; }

/* === Forms === */
.form-group { margin-bottom: var(--space-4); }
.form-label {
  display: block; font-size: var(--text-sm); font-weight: var(--font-medium);
  color: var(--color-text-primary); margin-bottom: var(--space-1);
}
.form-label .required { color: var(--color-danger); margin-left: 2px; }
.form-control {
  width: 100%; padding: var(--space-2) var(--space-3);
  border: 1px solid #e8d98a; border-radius: var(--radius-md);
  color: var(--color-text-primary); background: #fef9e7;
  transition: border-color var(--transition-base), background var(--transition-base), box-shadow var(--transition-base);
}
.form-control::placeholder { color: var(--color-text-placeholder); }
.form-control:focus {
  outline: none; border-color: var(--color-primary); background: #fff;
  box-shadow: 0 0 0 3px var(--color-primary-subtle);
}
.form-control:disabled, .form-control[readonly] {
  background: #f1f5f9; border-color: var(--color-border); cursor: not-allowed;
}
.form-control.error { border-color: var(--color-danger); background: #fef2f2; }
.form-hint { font-size: var(--text-xs); color: var(--color-text-muted); margin-top: var(--space-1); }
.form-error { font-size: var(--text-xs); color: var(--color-danger); margin-top: var(--space-1); }

/* === Alerts === */
.alert {
  padding: var(--space-3) var(--space-4); border-radius: var(--radius-md);
  font-size: var(--text-sm); margin-bottom: var(--space-4);
}
.alert-danger { background: var(--color-danger-bg); color: var(--color-danger-text); border: 1px solid rgba(239,68,68,0.2); }
.alert-info { background: var(--color-info-bg); color: var(--color-info-text); }

/* === Auth Layout === */
.auth-page { display: flex; min-height: 100vh; background: var(--color-bg); }
.auth-form-panel {
  flex: 0 0 480px; display: flex; align-items: center; justify-content: center;
  padding: var(--space-8) var(--space-10);
  background: var(--color-surface);
}
.auth-form-inner { width: 100%; max-width: 380px; }
.auth-form-inner h1 {
  font-size: var(--text-3xl); font-weight: var(--font-bold);
  color: var(--color-text-primary); margin: 0 0 var(--space-2) 0; letter-spacing: -0.01em;
}
.auth-form-inner .subtitle { color: var(--color-text-secondary); margin-bottom: var(--space-8); font-size: var(--text-sm); }
/* Password field */
.password-field { position: relative; }
.password-toggle {
  position: absolute; right: var(--space-3); top: 50%; transform: translateY(-50%);
  background: none; border: none; color: var(--color-text-muted);
  cursor: pointer; padding: var(--space-1); display: flex; align-items: center;
  justify-content: center; border-radius: var(--radius-sm);
}
.password-toggle:hover { color: var(--color-text-secondary); }

/* Brand panel */
.auth-brand-panel {
  flex: 1; display: none;
  flex-direction: column; align-items: center; justify-content: center;
  padding: var(--space-10);
  background: linear-gradient(135deg, #278BD6 0%, #3C8ACC 45%, #0364B1 100%);
  color: #ffffff; position: relative; overflow: hidden;
}
.auth-brand-image {
  width: 100%; max-width: 640px; height: auto;
  border-radius: var(--radius-md); box-shadow: 0 12px 32px rgba(15,23,42,0.25);
  margin-bottom: var(--space-8); position: relative; z-index: 1;
}
.auth-brand-logo {
  width: 70%; max-width: 420px; margin-bottom: var(--space-8);
  position: relative; z-index: 1;
}
.auth-brand-content { text-align: center; position: relative; z-index: 1; max-width: 460px; }
.auth-brand-tagline {
  font-family: 'Caveat', cursive; font-weight: var(--font-medium);
  font-size: var(--text-3xl); line-height: 1.35;
  color: #ffffff; margin: 0 0 var(--space-4) 0; letter-spacing: 0.01em;
}
.auth-brand-powered {
  font-size: 0.75rem; color: rgba(255,255,255,0.7);
  letter-spacing: 0.08em; text-transform: uppercase; font-weight: var(--font-medium);
}

@media (min-width: 900px) {
  .auth-brand-panel { display: flex; }
}
@media (max-width: 899px) {
  .auth-form-panel { flex: 1; padding: var(--space-10) var(--space-4); }
}

/* === Utility === */
.hidden { display: none !important; }
.text-sm { font-size: var(--text-sm); }
.text-xs { font-size: var(--text-xs); }
.text-muted { color: var(--color-text-secondary); }
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-danger { color: var(--color-danger); }
.font-normal { font-weight: 400; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.mt-1 { margin-top: var(--space-1); }
.text-secondary { color: var(--color-text-secondary); }
.token-chip { background: #f1f5f9; padding: 1px 5px; border-radius: 3px; font-family: monospace; font-size: 0.875em; }
.icon-inline { margin-right: 6px; vertical-align: -2px; }
.icon-inline-sm { margin-right: 5px; vertical-align: -2px; }
.col-w-22 { width: 22px; }
.col-w-44 { width: 44px; }
.col-w-56 { width: 56px; }
.col-w-80 { width: 80px; }
.col-w-100 { width: 100px; }
.col-w-120 { width: 120px; }
.col-w-240 { width: 240px; }
.col-w-260 { width: 260px; }
.flex-1 { flex: 1; }
.text-primary { color: var(--color-primary); }
.text-danger-strong { color: #dc2626; }
.btn-tiny { padding: 4px 10px; font-size: 0.75rem; }
.m-0-bottom-tight { margin: 0 0 4px; }
.page-subtitle { font-size: 0.8125rem; color: var(--color-text-muted); margin: 0 0 16px; }
.page-subtitle-tight { font-size: 0.8125rem; color: var(--color-text-muted); margin: 0 0 14px; }
.page-subtitle-tighter { font-size: 0.8125rem; color: var(--color-text-muted); margin: 0 0 12px; }
.page-subtitle-flush { font-size: 0.8125rem; color: var(--color-text-muted); margin: 0; }
.lang-detail-row { font-size: 0.8125rem; color: var(--color-text-primary); font-weight: 600; margin-top: 4px; }
.card-section-pad { padding: 14px 20px 8px; }
.nowrap { white-space: nowrap; }
.full-width { width: 100%; }
.flex { display: flex; }
.flex-col { display: flex; flex-direction: column; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.mt-0 { margin-top: 0; }
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.p-0 { padding: 0; }
.p-3 { padding: var(--space-3); }
.card-body--flush { padding: 0; }
.overflow-hidden { overflow: hidden; }

/* === Additional utilities for inline-style elimination === */
.list-row { padding: 12px; border-bottom: 1px solid var(--color-border); }
.table-header-cell { text-align: left; padding: 8px 12px; font-size: var(--text-xs); text-transform: uppercase; color: var(--color-text-secondary); }
.mt-px-2 { margin-top: 2px; }

/* === presets.html, ai.html === */
.presets-row { padding: 12px; border-bottom: 1px solid var(--color-border); color: var(--color-text-secondary); }
.presets-table { width: 100%; border-collapse: collapse; font-size: var(--text-sm); }
.presets-toolbar { display: flex; justify-content: flex-end; margin-bottom: 16px; }
.presets-row-divider { border-bottom: 2px solid var(--color-border); }
.presets-row-flush { padding: 12px; color: var(--color-text-secondary); }
.fs-14-bold { font-weight: 600; font-size: 0.875rem; }
.grid-2-col-gap-4 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.flex-col-gap-2 { display: flex; flex-direction: column; gap: 8px; }
.flex-between-mb-2 { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; }

/* ai.html */
.ai-section-desc { font-size: 0.8125rem; color: var(--color-text-muted); margin-bottom: 12px; }
.ai-section-desc-mb-4 { font-size: 0.8125rem; color: var(--color-text-muted); margin-bottom: 16px; }
.mb-5 { margin-bottom: 20px; }
.flex-1 { flex: 1; }
.ai-grid-3-5 { display: grid; grid-template-columns: 3fr 5fr; gap: 24px; margin-bottom: 24px; align-items: start; }
.max-w-400 { max-width: 400px; }
.mb-6 { margin-bottom: 24px; }

/* admin user-create / tenant-create / roles */
.link-primary-no-underline { color: var(--color-primary); text-decoration: none; }
.flex-row-mb-2 { display: flex; align-items: center; gap: 8px; font-size: 0.8125rem; margin-bottom: 8px; }
.flex-row-wrap-gap-2 { display: flex; gap: 8px; flex-wrap: wrap; }
.flex-end-row { display: flex; gap: 8px; justify-content: flex-end; }
.grid-2-col-gap-3 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3); }
.fs-sm-only { font-size: var(--text-sm); }
.create-form-shell { max-width: 640px; margin: 0 auto; }
.col-w-120 { width: 120px; }
.role-form-label { display: block; margin-bottom: 4px; font-size: var(--text-xs); color: #5b5b5b; }
.role-form-tag { font-size: var(--text-sm); color: #5b5b5b; vertical-align: middle; }
.mb-3-only { margin-bottom: var(--space-3); }

/* PT wizard previews + profile */
.pt-wiz-intro { font-size: 0.8125rem; color: #64748b; margin: 0 0 16px; }
.mb-10 { margin-bottom: 10px; }

/* === Unified Pill Tab Bar (full-width white panel) === */
.pill-tabs {
  display: flex;
  width: 100%;
  align-items: center;
  gap: 4px;
  background: #fff;
  border: 1px solid var(--color-border);
  padding: 4px;
  border-radius: 4px;
  margin-top: 0;
  margin-bottom: var(--space-4);
  font-size: 0.75rem;
  box-sizing: border-box;
}
.pill-tabs-label,
.pill-tab {
  display: inline-flex;
  align-items: center;
  height: 28px;
  padding: 0 12px;
  line-height: 1;
  font-size: 0.8125rem;
  font-family: inherit;
  border: none;
  background: transparent;
  border-radius: 4px;
  box-sizing: border-box;
}
.pill-tabs-label {
  flex-shrink: 0;
  color: #006aff;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
  font-size: 0.9em;
  height: auto;
  padding: 0 16px;
  margin: -4px 8px -4px -4px;
  background: #e2e8f0;
  border-radius: 3px 0 0 3px;
  align-self: stretch;
  justify-content: center;
  position: relative;
  top: 1px;
}
.pill-tab {
  color: var(--color-text-secondary);
  font-weight: 500;
  cursor: pointer;
}
.pill-tab:hover:not(.active) {
  background: #f1f5f9;
  color: var(--color-text-primary);
}
.pill-tab.active {
  background: #c7e2ff;
  color: var(--color-primary);
  box-shadow: inset 0 -2px 0 var(--color-primary);
}
/* Neutralize legacy underline styling if both classes coexist */
.pill-tab.tab-btn { border-bottom: none; margin-bottom: 0; }

/* Tab panel show/hide */
.tab-panel { display: none; }
.tab-panel.active { display: block; }