/**
 * E-ARI · Global design system (landing-aligned)
 * UI/UX Pro Max: minimalism, 4.5:1 contrast targets, 44px touch targets,
 * visible :focus-visible, prefers-reduced-motion, SVG over emoji icons.
 * See: .claude/skills/ui-ux-pro-max/SKILL.md
 */
:root {
  --navy: #0d1117;
  --navy-2: #161b22;
  --navy-3: #1c2333;
  --navy-4: #21262d;
  --blue: #2563eb;
  --blue-2: #3b82f6;
  --blue-3: #60a5fa;
  --blue-4: #93c5fd;
  --indigo: #4f46e5;
  --cyan: #06b6d4;
  --emerald: #10b981;
  --gold: #d4a853;
  --white: #ffffff;
  --g50: #f8fafc;
  --g100: #f1f5f9;
  --g200: #e2e8f0;
  --g300: #cbd5e1;
  --g400: #94a3b8;
  --g500: #64748b;
  --g600: #475569;
  --g700: #334155;
  --g800: #1e293b;
  --g900: #0f172a;
  --border: rgba(255, 255, 255, 0.07);
  --border-2: rgba(255, 255, 255, 0.12);
  --glow: rgba(59, 130, 246, 0.18);
  --font: 'Source Sans 3', 'Inter', system-ui, sans-serif;
  --font-heading: 'Lexend', 'Inter', sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, monospace;
  --r-sm: 8px;
  --r-md: 12px;
  --r-lg: 16px;
  --r-xl: 20px;
  --r-2xl: 24px;
  --shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
  --shadow-xl: 0 16px 64px rgba(0, 0, 0, 0.6);
  --r-full: 9999px;
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);

  /* Aliases used by assessment / results templates */
  --color-primary: var(--blue);
  --color-primary-dark: #1d4ed8;
  --color-secondary: var(--blue-2);
  --color-cta: #f97316;
  --color-cta-dark: #ea580c;
  --bg: var(--navy);
  --bg-elev: var(--navy-3);
  --bg-subtle: var(--navy-2);
  --bg-header: var(--navy);
  --bg-header-accent: var(--navy-4);
  --text: var(--g200);
  --text-strong: var(--white);
  --text-muted: var(--g400);
  --text-on-dark: var(--g200);
  --text-on-dark-muted: var(--g400);
  --border-solid: var(--border-2);
  --success: #10b981;
  --success-bg: rgba(16, 185, 129, 0.12);
  --warning: #f59e0b;
  --warning-bg: rgba(245, 158, 11, 0.12);
  --danger: #ef4444;
  --danger-bg: rgba(239, 68, 68, 0.12);
  --info: var(--blue);
  --info-bg: rgba(37, 99, 235, 0.14);
  --radius-sm: var(--r-sm);
  --radius-md: var(--r-md);
  --radius-lg: var(--r-lg);
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.35);
  --shadow-md: var(--shadow);
  --t: var(--transition);
  --cyan: var(--blue);
  --green: var(--emerald);
  --amber: #f59e0b;
  --red: #ef4444;

  /* Spacing (results / dense layouts) */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
}

/* Optional: scope light cards on dark (results main column) */
.e-ari-surface-light {
  --bg-elev: var(--g50);
  --bg-subtle: var(--g100);
  --text: var(--g800);
  --text-strong: var(--g900);
  --text-muted: var(--g600);
  --border: #e2e8f0;
  --border-strong: #cbd5e1;
}

/* Results page: dark hero + light scrollable report body (matches landing preview cards on slate) */
.e-ari-results-light {
  --bg-elev: #ffffff;
  --bg-subtle: var(--g100);
  --text: var(--g800);
  --text-strong: var(--g900);
  --text-muted: var(--g600);
  --border: #e2e8f0;
  --border-strong: #cbd5e1;
  --info-bg: #eff6ff;
  --success-bg: #ecfdf5;
  --warning-bg: #fffbeb;
  --danger-bg: #fef2f2;
}

/* Baseline when this file is loaded (pages may override background in their own <style>) */
body {
  /* Explicit sans-serif fallbacks so missing webfonts never resolve to Times/Times New Roman */
  font-family: var(--font, 'Source Sans 3', system-ui, -apple-system, 'Segoe UI', sans-serif);
  -webkit-font-smoothing: antialiased;
}

body.e-ari-app-theme {
  background: var(--navy);
  color: var(--g200);
}

h1, h2, h3, h4, h5, h6,
.e-ari-font-heading {
  font-family: var(--font-heading);
}

.e-ari-mono {
  font-family: var(--mono);
}

/* Ambient mesh-style glow (no canvas) */
.e-ari-bg-mesh {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(37, 99, 235, 0.16), transparent),
    radial-gradient(ellipse 60% 40% at 100% 50%, rgba(79, 70, 229, 0.08), transparent),
    radial-gradient(ellipse 50% 35% at 0% 80%, rgba(6, 182, 212, 0.06), transparent);
}

.e-ari-content {
  position: relative;
  z-index: 1;
}

/* ── Skill checklist: interaction & a11y ── */
a[href], button:not(:disabled), [role="button"], label[for], input[type="checkbox"], input[type="radio"], select, summary {
  cursor: pointer;
}

:focus-visible {
  outline: 2px solid var(--blue-3);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* Minimum tap height for primary controls (skill: touch-target-size) */
.e-ari-app-theme button:not(.e-ari-tap-ignore),
.e-ari-app-theme .btn,
.e-ari-app-theme input[type="submit"],
.e-ari-app-theme input[type="button"] {
  min-height: 44px;
  box-sizing: border-box;
}

/* Optional: light document surface (marketing / legal pages with white cards) */
body.e-ari-app-theme.e-ari-page-light {
  background: var(--g50);
  color: var(--g800);
}
body.e-ari-app-theme.e-ari-page-light .e-ari-readable {
  max-width: 72ch;
}

/* ═══ Landing page shell (shared with app pages — same as landing.html) ═══ */
@keyframes e-ari-pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(59, 130, 246, 0.4); }
  50% { opacity: 0.8; box-shadow: 0 0 0 6px rgba(59, 130, 246, 0); }
}

#mesh-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.45;
}

/* Scoped so in-app sidebars can still use class "nav" without inheriting the fixed bar */
.e-ari-landing-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 40px;
  background: rgba(13, 17, 23, 0.85);
  backdrop-filter: blur(16px) saturate(1.5);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}

.e-ari-landing-nav.scrolled {
  background: rgba(13, 17, 23, 0.97);
}

.e-ari-landing-nav .nav-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--white);
}

.e-ari-landing-nav .nav-brand-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--blue-2);
  box-shadow: 0 0 8px var(--blue-2);
  animation: e-ari-pulse 2s infinite;
}

.e-ari-landing-nav .nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.e-ari-landing-nav .nav-link {
  padding: 7px 14px;
  border-radius: var(--r-md);
  font-size: 14px;
  font-weight: 500;
  font-family: var(--font);
  color: var(--g400);
  transition: var(--transition);
}

.e-ari-landing-nav .nav-link:hover {
  color: var(--white);
  background: rgba(255, 255, 255, 0.06);
}

.e-ari-landing-nav .nav-cta {
  padding: 8px 20px;
  border-radius: var(--r-md);
  background: var(--blue);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  border: none;
  transition: var(--transition);
  box-shadow: 0 0 24px rgba(37, 99, 235, 0.35);
}

.e-ari-landing-nav .nav-cta:hover {
  background: #1d4ed8;
  transform: translateY(-1px);
  box-shadow: 0 4px 24px rgba(37, 99, 235, 0.5);
}

@media (max-width: 768px) {
  .e-ari-landing-nav {
    padding: 0 20px;
  }
  .e-ari-landing-nav .nav-links .nav-link:not(.nav-cta) {
    display: none;
  }
}

/* Landing “Live Preview” card (results page uses same class names) */
.e-ari-app-theme .preview-card {
  background: var(--navy-3);
  border: 1px solid var(--border-2);
  border-radius: var(--r-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl), 0 0 80px rgba(37, 99, 235, 0.1);
}

.e-ari-app-theme .preview-card-topbar {
  background: var(--navy-4);
  border-bottom: 1px solid var(--border);
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.e-ari-app-theme .preview-dots {
  display: flex;
  gap: 6px;
}

.e-ari-app-theme .preview-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.e-ari-app-theme .preview-dot-r { background: #ff5f57; }
.e-ari-app-theme .preview-dot-y { background: #febc2e; }
.e-ari-app-theme .preview-dot-g { background: #28c840; }

.e-ari-app-theme .preview-title {
  flex: 1;
  text-align: center;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--g400);
}

.e-ari-app-theme .preview-body {
  padding: 32px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: start;
}

.e-ari-app-theme .preview-left {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.e-ari-app-theme .preview-score-ring {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
}

.e-ari-app-theme .preview-ring {
  position: relative;
  width: 80px;
  height: 80px;
  flex-shrink: 0;
}

.e-ari-app-theme .preview-ring svg {
  transform: rotate(-90deg);
}

.e-ari-app-theme .preview-ring-num {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 800;
  font-family: var(--mono);
}

.e-ari-app-theme .preview-score-info h4 {
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 4px;
  color: var(--white);
}

.e-ari-app-theme .preview-score-info p {
  font-size: 12px;
  color: var(--g500);
}

.e-ari-app-theme .preview-pillars {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.e-ari-app-theme .preview-pillar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
}

.e-ari-app-theme .pp-name {
  flex: 1;
  font-size: 12px;
  font-weight: 600;
  color: var(--g300);
}

.e-ari-app-theme .pp-bar {
  flex: 0 0 80px;
  height: 4px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 2px;
  overflow: hidden;
}

.e-ari-app-theme .pp-fill {
  height: 100%;
  border-radius: 2px;
  transition: width 1.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.e-ari-app-theme .pp-score {
  font-size: 11px;
  font-weight: 700;
  color: var(--g400);
  width: 30px;
  text-align: right;
  font-family: var(--mono);
}

.e-ari-app-theme .preview-right {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.e-ari-app-theme .preview-radar {
  padding: 16px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
}

.e-ari-app-theme .preview-radar-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--g500);
  margin-bottom: 12px;
}

.e-ari-app-theme .preview-insights {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.e-ari-app-theme .preview-insight {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 14px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  font-size: 12px;
  color: var(--g400);
  line-height: 1.5;
}

.e-ari-app-theme .mono {
  font-family: var(--mono);
}

.e-ari-app-theme .text-blue {
  color: var(--blue-3);
}

@media (max-width: 720px) {
  .e-ari-app-theme .preview-body {
    grid-template-columns: 1fr;
  }
  .e-ari-app-theme .preview-right {
    display: none;
  }
}