/* DataLookout — Shared Design System v2 */
/* Green brand + blue accents, Plus Jakarta Sans, enterprise data product */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

/* ── CSS Variables ── */
:root {
  /* Brand green */
  --dl-green:       #059669;
  --dl-green-dark:  #047857;
  --dl-green-light: #ecfdf5;
  --dl-green-50:    #f0fdf4;
  --dl-green-100:   #dcfce7;
  --dl-green-200:   #bbf7d0;
  --dl-green-500:   #22c55e;
  --dl-green-600:   #16a34a;
  --dl-green-700:   #15803d;
  --dl-green-800:   #166534;
  --dl-green-900:   #14532d;

  /* Blue accents (links, interactive) */
  --dl-blue:        #2563eb;
  --dl-blue-dark:   #1d4ed8;
  --dl-blue-50:     #eff6ff;
  --dl-blue-100:    #dbeafe;
  --dl-blue-600:    #2563eb;
  --dl-blue-700:    #1d4ed8;

  /* Dark surfaces */
  --dl-navy:        #0f172a;
  --dl-navy-light:  #1e293b;

  /* Neutrals */
  --dl-gray-50:     #f9fafb;
  --dl-gray-100:    #f3f4f6;
  --dl-gray-200:    #e5e7eb;
  --dl-gray-300:    #d1d5db;
  --dl-gray-400:    #9ca3af;
  --dl-gray-500:    #6b7280;
  --dl-gray-600:    #4b5563;
  --dl-gray-700:    #374151;
  --dl-gray-800:    #1f2937;
  --dl-gray-900:    #111827;

  /* Semantic */
  --dl-text:        #0f172a;
  --dl-text-muted:  #6b7280;
  --dl-bg:          #ffffff;
  --dl-bg-subtle:   #f9fafb;
  --dl-border:      #e5e7eb;
  --dl-border-strong: #d1d5db;

  /* Status colors (muted, professional) */
  --dl-success:     #16a34a;
  --dl-warning:     #d97706;
  --dl-danger:      #dc2626;

  /* Severity */
  --dl-critical:    #dc2626;
  --dl-notable:     #d97706;
  --dl-minor:       #6b7280;

  /* Shadows */
  --dl-shadow-sm:   0 1px 2px rgba(0,0,0,0.05);
  --dl-shadow:      0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.04);
  --dl-shadow-md:   0 4px 12px rgba(0,0,0,0.08);
  --dl-shadow-lg:   0 8px 24px rgba(0,0,0,0.1);
  --dl-shadow-hero: 0 8px 32px rgba(0,0,0,0.08);

  /* Layout */
  --dl-radius:      6px;
  --dl-radius-md:   8px;
  --dl-radius-lg:   12px;
  --dl-transition:  150ms ease;
  --dl-max-width:   1120px;

  /* Spacing (8px grid for marketing) */
  --space-1:  8px;
  --space-2:  16px;
  --space-3:  24px;
  --space-4:  32px;
  --space-5:  40px;
  --space-6:  48px;
  --space-7:  56px;
  --space-8:  64px;
  --space-9:  72px;
  --space-10: 80px;
  --space-11: 88px;
  --space-12: 96px;

  /* Legacy aliases (backward compat with inline styles) */
  --color-primary:      var(--dl-green);
  --color-primary-dark: var(--dl-green-dark);
  --color-text:         var(--dl-text);
  --color-text-muted:   var(--dl-text-muted);
  --color-bg:           var(--dl-bg);
  --color-bg-subtle:    var(--dl-bg-subtle);
  --color-border:       var(--dl-border);
  --color-success:      var(--dl-success);
  --blue:               var(--dl-blue);
  --blue-dark:          var(--dl-blue-dark);
  --green:              var(--dl-success);
  --slate-900:          var(--dl-gray-900);
  --slate-700:          var(--dl-gray-700);
  --slate-500:          var(--dl-text-muted);
  --slate-300:          var(--dl-gray-300);
  --slate-200:          var(--dl-border);
  --slate-50:           var(--dl-bg-subtle);
}

/* ── Base Typography ── */
html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 14px;
  font-weight: 400;
  line-height: 1.6;
  color: var(--dl-text);
  background: var(--dl-bg);
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Plus Jakarta Sans', -apple-system, sans-serif;
  line-height: 1.2;
  color: var(--dl-text);
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(28px, 4.5vw, 48px);
  font-weight: 800;
}

h2 {
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 700;
}

h3 {
  font-size: 18px;
  font-weight: 700;
}

p {
  line-height: 1.6;
}

a {
  color: var(--dl-blue);
  text-decoration: none;
  transition: color var(--dl-transition);
}

a:hover {
  color: var(--dl-blue-dark);
  text-decoration: underline;
}

/* ── Layout ── */
.container {
  max-width: var(--dl-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-3);
  padding-right: var(--space-3);
}

/* ── Navigation ── */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--dl-navy);
  height: 56px;
  display: flex;
  align-items: center;
  padding: 0 var(--space-4);
}

.nav-inner {
  max-width: var(--dl-max-width);
  margin: 0 auto;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-left {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  font-weight: 700;
  color: #f1f5f9;
  text-decoration: none;
}

.nav-brand:hover {
  text-decoration: none;
}

.nav-brand .brand-data {
  color: var(--dl-green-500);
}

.nav-brand .brand-lookout {
  color: #ffffff;
}

.nav-brand img,
.nav-brand svg {
  width: 28px;
  height: 28px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-links a {
  color: #94a3b8;
  font-size: 13.5px;
  font-weight: 500;
  padding: 6px 14px;
  border-radius: var(--dl-radius);
  transition: all var(--dl-transition);
  text-decoration: none;
}

.nav-links a:hover {
  color: #ffffff;
  background: rgba(255,255,255,0.06);
  text-decoration: none;
}

.nav-links a.active {
  color: #ffffff;
  background: rgba(255,255,255,0.1);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 13px;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: var(--dl-radius-md);
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: all var(--dl-transition);
  line-height: 1;
}

.btn-primary {
  background: var(--dl-green);
  color: #fff;
}

.btn-primary:hover {
  background: var(--dl-green-dark);
  color: #fff;
  text-decoration: none;
}

.btn-secondary {
  background: #fff;
  color: var(--dl-gray-700);
  border: 1px solid var(--dl-border);
}

.btn-secondary:hover {
  background: var(--dl-bg-subtle);
  border-color: var(--dl-border-strong);
  text-decoration: none;
}

.btn-outline {
  background: transparent;
  border: 1.5px solid var(--dl-border);
  color: var(--dl-gray-700);
}

.btn-outline:hover {
  border-color: var(--dl-green);
  color: var(--dl-green);
  text-decoration: none;
}

.btn-lg {
  padding: 14px 32px;
  font-size: 15px;
  font-weight: 700;
  border-radius: var(--dl-radius-md);
}

.btn-white {
  background: #fff;
  color: var(--dl-green);
}

.btn-white:hover {
  background: var(--dl-green-50);
  color: var(--dl-green-dark);
  text-decoration: none;
}

/* ── Badge / Pill ── */
.badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 4px;
  letter-spacing: 0.03em;
}

.badge-green {
  background: var(--dl-green-50);
  color: var(--dl-green-800);
}

.badge-blue {
  background: var(--dl-blue-50);
  color: var(--dl-blue-700);
}

.badge-gray {
  background: var(--dl-gray-100);
  color: var(--dl-gray-600);
}

.badge-amber {
  background: #fef3c7;
  color: #92400e;
}

.badge-red {
  background: #fee2e2;
  color: #991b1b;
}

/* ── Card ── */
.card {
  background: #fff;
  border: 1px solid var(--dl-border);
  border-radius: var(--dl-radius-lg);
  padding: var(--space-3);
  box-shadow: var(--dl-shadow);
}

.card:hover {
  box-shadow: var(--dl-shadow-md);
}

/* ── Section label (uppercase eyebrow) ── */
.section-label {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--dl-green);
  margin-bottom: 12px;
}

/* ── Trust chips (hero) ── */
.trust-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: var(--space-2);
}

.trust-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--dl-bg-subtle);
  border: 1px solid var(--dl-border);
  border-radius: 20px;
  font-size: 12px;
  font-weight: 500;
  color: var(--dl-text-muted);
  padding: 5px 14px;
}

/* ── Stats row ── */
.stats-row {
  border-top: 1px solid var(--dl-border);
  border-bottom: 1px solid var(--dl-border);
  padding: var(--space-5) var(--space-3);
  background: var(--dl-bg-subtle);
}

.stats-row-inner {
  max-width: 860px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
  text-align: center;
}

.stat-number {
  font-size: 36px;
  font-weight: 800;
  color: var(--dl-text);
  line-height: 1;
  margin-bottom: 6px;
}

.stat-label {
  font-size: 13px;
  color: var(--dl-text-muted);
  font-weight: 500;
}

/* ── Data source banner ── */
.datasource-banner {
  background: var(--dl-green-50);
  border: 1px solid var(--dl-green-200);
  border-radius: var(--dl-radius-md);
  padding: 10px 20px;
  font-size: 13px;
  color: var(--dl-green-800);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 500;
}

/* ── Plan badge ── */
.plan-badge {
  font-size: 11px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 4px;
  letter-spacing: 0.5px;
}

.plan-badge-free {
  background: var(--dl-gray-100);
  color: var(--dl-gray-600);
}

.plan-badge-starter {
  background: var(--dl-green-50);
  color: var(--dl-green-800);
}

.plan-badge-pro {
  background: #ede9fe;
  color: #5b21b6;
}

/* ── Footer ── */
footer {
  background: var(--dl-navy);
  padding: 48px 24px 32px;
  font-size: 13px;
  color: var(--dl-gray-500);
}

footer a {
  color: #94a3b8;
  transition: color var(--dl-transition);
}

footer a:hover {
  color: #f1f5f9;
  text-decoration: none;
}

.footer-cols {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
  text-align: left;
  margin-bottom: var(--space-3);
}

.footer-col-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #94a3b8;
  margin-bottom: 10px;
}

.footer-col a {
  display: block;
  font-size: 13px;
  color: #94a3b8;
  margin-bottom: 6px;
  line-height: 1.4;
}

.footer-col a:hover {
  color: #f1f5f9;
  text-decoration: none;
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .nav {
    padding: 0 var(--space-2);
  }

  .nav-links .nav-text-links {
    display: none;
  }

  .footer-cols {
    grid-template-columns: repeat(2, 1fr);
  }

  .stats-row-inner {
    grid-template-columns: 1fr;
    gap: var(--space-2);
  }
}

@media (max-width: 480px) {
  .footer-cols {
    grid-template-columns: 1fr;
  }
}