/* ============================================================
   MCV Network — Design System
   Single source of truth for tokens + components.
   Derived from mcv_brand_kit.html v3.0
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&family=DM+Sans:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  /* Brand colors (from logo) */
  --mcv-navy: #204898;
  --mcv-teal: #38C0B8;

  /* Extended */
  --mcv-navy-dark: #0D1B2E;
  --mcv-blue-light: #2D6BC4;
  --mcv-teal-light: #6EE4DC;

  /* Neutrals */
  --text-primary: #1A2B4A;
  --text-secondary: #6B7C93;
  --text-muted: #8993A4;
  --bg-light: #F4F6F8;
  --bg-white: #FFFFFF;
  --border-light: #E8ECF0;
  --border: #DFE1E6;

  /* Status */
  --success: #38C0B8;
  --error: #E53935;
  --warning: #FFA726;
  --info: #2D6BC4;

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #204898, #38C0B8);
  --gradient-dark: linear-gradient(135deg, #0D1B2E, #204898);
  --gradient-spectrum: linear-gradient(90deg, #204898, #2D6BC4, #38C0B8);

  /* Typography */
  --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-body: 'DM Sans', -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', Consolas, monospace;

  /* Spacing scale (base 4px) */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;

  /* Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.06);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.08);

  --maxw: 1200px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--text-primary);
  line-height: 1.6;
  background: var(--bg-white);
  overflow-x: hidden;
}

a { color: var(--mcv-navy); }

/* ---------- Layout helpers ---------- */
.container { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.section { padding: 80px 24px; }
.section-inner { max-width: var(--maxw); margin: 0 auto; }
.section.alt { background: var(--bg-light); }
.section.dark { background: var(--mcv-navy-dark); color: rgba(255,255,255,0.85); }
.section.dark .section-header h2 { color: #fff; }
.section.dark .section-header p { color: rgba(255,255,255,0.7); }

.section-header { text-align: center; margin-bottom: 48px; }
.section-header.left { text-align: left; }
.section-header h2 { font-family: var(--font-heading); font-size: 36px; font-weight: 800; color: var(--text-primary); margin-bottom: 12px; line-height: 1.2; }
.section-header p { font-size: 16px; color: var(--text-secondary); max-width: 640px; margin: 0 auto; }
.section-header.left p { margin: 0; }
.section-tag {
  display: inline-block; font-size: 12px; font-weight: 600;
  color: var(--mcv-teal); background: rgba(56,192,184,0.1);
  padding: 4px 12px; border-radius: 100px; margin-bottom: 12px;
  text-transform: uppercase; letter-spacing: 0.05em;
}

/* ---------- Buttons ---------- */
.btn {
  border: none; padding: 14px 28px; border-radius: var(--radius-md);
  font-size: 15px; font-weight: 600; cursor: pointer;
  font-family: var(--font-body); text-decoration: none;
  display: inline-flex; align-items: center; gap: 8px;
  transition: all 0.2s; line-height: 1;
}
.btn i { font-size: 0.85em; }
.btn-primary { background: var(--mcv-navy); color: #fff; }
.btn-primary:hover { background: var(--mcv-blue-light); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(32,72,152,0.2); }
.btn-teal { background: var(--mcv-teal); color: #fff; }
.btn-teal:hover { background: var(--mcv-teal-light); color: var(--mcv-navy-dark); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(56,192,184,0.3); }
.btn-gradient { background: var(--gradient-primary); color: #fff; }
.btn-gradient:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(32,72,152,0.25); }
.btn-outline { background: #fff; color: var(--mcv-navy); border: 2px solid var(--mcv-navy); padding: 12px 26px; }
.btn-outline:hover { background: var(--mcv-navy); color: #fff; }
.btn-neutral { background: var(--bg-light); color: var(--text-primary); border: 1px solid var(--border); }
.btn-neutral:hover { background: #e9edf1; }
.btn-dark { background: var(--mcv-navy-dark); color: #fff; }
.btn-dark:hover { background: #16263d; transform: translateY(-2px); }
.btn-sm { padding: 10px 18px; font-size: 13px; }
.btn-lg { padding: 16px 36px; font-size: 16px; }

/* ---------- Navigation ---------- */
.mcv-nav {
  position: fixed; top: 0; left: 0; width: 100%; z-index: 200;
  background: rgba(255,255,255,0.95); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-light); padding: 14px 0;
}
.mcv-nav .nav-inner {
  max-width: var(--maxw); margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between;
}
.nav-logo { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.nav-logo img { height: 34px; width: auto; display: block; }
.nav-logo-text { font-family: var(--font-heading); font-size: 22px; font-weight: 900; color: var(--mcv-navy); letter-spacing: -0.5px; }
.nav-logo-text span { color: var(--mcv-teal); }
.nav-links { display: flex; gap: 28px; align-items: center; }
.nav-links a { font-size: 14px; font-weight: 500; color: var(--text-secondary); text-decoration: none; transition: color 0.2s; }
.nav-links a:hover, .nav-links a.active { color: var(--mcv-navy); }
.nav-cta { display: flex; align-items: center; gap: 16px; flex-shrink: 0; }
.nav-login { font-size: 14px; font-weight: 600; color: var(--mcv-navy); text-decoration: none; white-space: nowrap; }
.btn-nav { white-space: nowrap; }
.btn-nav { background: var(--mcv-navy); color: #fff; padding: 10px 20px; border-radius: var(--radius-md); font-size: 13px; font-weight: 600; text-decoration: none; transition: all 0.2s; display: inline-flex; align-items: center; gap: 8px; }
.btn-nav:hover { background: var(--mcv-blue-light); transform: translateY(-1px); box-shadow: 0 4px 12px rgba(32,72,152,0.25); }
.nav-toggle { display: none; background: none; border: none; font-size: 22px; color: var(--mcv-navy); cursor: pointer; }
body { padding-top: 64px; }

/* ---------- Hero ---------- */
.hero { padding: 80px 24px; background: linear-gradient(180deg, #f8fbff 0%, #ffffff 100%); position: relative; overflow: hidden; }
.hero::before { content: ''; position: absolute; top: -200px; right: -200px; width: 600px; height: 600px; border-radius: 50%; background: radial-gradient(circle, rgba(56,192,184,0.08) 0%, transparent 70%); }
.hero::after { content: ''; position: absolute; bottom: -100px; left: -100px; width: 400px; height: 400px; border-radius: 50%; background: radial-gradient(circle, rgba(32,72,152,0.06) 0%, transparent 70%); }
.hero-inner { max-width: var(--maxw); margin: 0 auto; position: relative; z-index: 1; }
.hero-split { display: grid; grid-template-columns: 1.2fr 1fr; gap: 60px; align-items: center; }
.hero .eyebrow { display: inline-block; font-size: 12px; font-weight: 600; color: var(--mcv-teal); background: rgba(56,192,184,0.1); padding: 5px 14px; border-radius: 100px; margin-bottom: 20px; text-transform: uppercase; letter-spacing: 0.05em; }
.hero h1 { font-family: var(--font-heading); font-size: 52px; font-weight: 900; line-height: 1.1; letter-spacing: -1px; color: var(--mcv-navy-dark); margin-bottom: 20px; }
.hero h1 .highlight { background: var(--gradient-primary); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero p.lead { font-size: 18px; color: var(--text-secondary); line-height: 1.7; margin-bottom: 32px; max-width: 560px; }
.hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; }
.hero.center { text-align: center; }
.hero.center .hero-ctas { justify-content: center; }
.hero.center p.lead { margin-left: auto; margin-right: auto; }
.hero.dark { background: var(--gradient-dark); }
.hero.dark h1 { color: #fff; }
.hero.dark p.lead { color: rgba(255,255,255,0.78); }
.hero.dark .eyebrow { color: var(--mcv-teal-light); background: rgba(56,192,184,0.15); }

.panel { background: #fff; border-radius: var(--radius-xl); padding: 24px; box-shadow: var(--shadow-lg), 0 4px 16px rgba(0,0,0,0.04); border: 1px solid var(--border-light); }

/* ---------- Breadcrumb ---------- */
.breadcrumb { font-size: 13px; color: var(--text-muted); margin-bottom: 16px; }
.breadcrumb a { color: var(--text-secondary); text-decoration: none; }
.breadcrumb a:hover { color: var(--mcv-navy); }
.breadcrumb span { margin: 0 6px; color: var(--border); }

/* ---------- Stats bar ---------- */
.stats-bar { background: var(--mcv-navy-dark); padding: 48px 24px; }
.stats-inner { max-width: var(--maxw); margin: 0 auto; display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; }
.stat-item { text-align: center; }
.stat-value { font-family: var(--font-heading); font-size: 36px; font-weight: 800; color: var(--mcv-teal); }
.stat-label { font-size: 13px; color: rgba(255,255,255,0.7); margin-top: 6px; text-transform: uppercase; letter-spacing: 0.05em; }

/* ---------- Generic grids ---------- */
.grid { display: grid; gap: 24px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-auto { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }

/* Feature card (icon + title + text) */
.card {
  background: #fff; border-radius: var(--radius-xl); padding: 32px;
  border: 1px solid var(--border-light); transition: all 0.3s;
  position: relative; overflow: hidden;
}
.card:hover { border-color: var(--mcv-teal); box-shadow: 0 12px 40px rgba(56,192,184,0.1); transform: translateY(-4px); }
.card .card-icon { width: 48px; height: 48px; border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; font-size: 20px; color: #fff; margin-bottom: 16px; background: var(--gradient-primary); }
.card h3 { font-family: var(--font-heading); font-size: 18px; font-weight: 700; margin-bottom: 10px; }
.card p { font-size: 14px; color: var(--text-secondary); line-height: 1.6; }
.card .card-num { font-family: var(--font-heading); font-size: 48px; font-weight: 900; color: var(--border-light); margin-bottom: 8px; line-height: 1; }
.card:hover .card-num { color: var(--mcv-teal-light); }

/* Format / compact card (centered) */
.tile { background: #fff; border-radius: var(--radius-lg); padding: 24px; border: 1px solid var(--border-light); transition: all 0.2s; text-align: center; }
.tile:hover { box-shadow: 0 8px 24px rgba(0,0,0,0.06); transform: translateY(-2px); border-color: var(--mcv-teal); }
.tile .tile-icon { font-size: 32px; margin-bottom: 12px; }
.tile h4 { font-family: var(--font-heading); font-size: 15px; font-weight: 700; margin-bottom: 6px; }
.tile p { font-size: 12px; color: var(--text-secondary); }

/* Result metric card */
.metric { background: #fff; border-radius: var(--radius-lg); padding: 28px 20px; text-align: center; border: 1px solid var(--border-light); transition: all 0.2s; }
.metric:hover { border-color: var(--mcv-teal); }
.metric .metric-value { font-family: var(--font-heading); font-size: 32px; font-weight: 800; color: var(--mcv-navy); }
.metric .metric-label { font-size: 12px; color: var(--text-secondary); margin-top: 6px; }

/* Horizontal feature row (icon left) */
.feature-row { display: flex; gap: 16px; align-items: flex-start; background: #fff; padding: 20px; border-radius: var(--radius-lg); border: 1px solid var(--border-light); transition: all 0.2s; }
.feature-row:hover { border-color: var(--mcv-teal); box-shadow: 0 4px 16px rgba(56,192,184,0.08); }
.feature-row .fr-icon { width: 40px; height: 40px; border-radius: var(--radius-md); background: var(--gradient-primary); display: flex; align-items: center; justify-content: center; color: #fff; font-size: 16px; flex-shrink: 0; }
.feature-row h4 { font-family: var(--font-heading); font-size: 15px; font-weight: 700; margin-bottom: 4px; }
.feature-row p { font-size: 13px; color: var(--text-secondary); }

/* Checklist */
.checklist { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.checklist li { font-size: 15px; color: var(--text-primary); display: flex; gap: 10px; align-items: flex-start; }
.checklist li::before { content: '\2713'; color: var(--mcv-teal); font-weight: 800; flex-shrink: 0; }

/* ---------- Tables ---------- */
.table-wrap { background: #fff; border-radius: var(--radius-lg); padding: 8px 20px; box-shadow: var(--shadow-md); overflow-x: auto; }
table.mcv { width: 100%; border-collapse: collapse; font-size: 14px; }
table.mcv th { text-align: left; color: var(--text-muted); font-weight: 600; padding: 12px; border-bottom: 2px solid var(--border-light); font-size: 11px; text-transform: uppercase; letter-spacing: 0.04em; }
table.mcv td { padding: 12px; color: var(--text-primary); border-bottom: 1px solid #f0f2f5; }
table.mcv tr:last-child td { border-bottom: none; }
table.mcv .hl { color: var(--mcv-teal); font-weight: 700; }

/* ---------- Pricing ---------- */
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; align-items: stretch; }
.price-card { background: #fff; border: 1px solid var(--border-light); border-radius: var(--radius-xl); padding: 32px; display: flex; flex-direction: column; transition: all 0.2s; }
.price-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.price-card.featured { border: 2px solid var(--mcv-teal); position: relative; }
.price-card.featured::before { content: 'POPULAR'; position: absolute; top: -11px; left: 50%; transform: translateX(-50%); background: var(--mcv-teal); color: #fff; font-size: 10px; font-weight: 700; letter-spacing: 0.06em; padding: 4px 14px; border-radius: 100px; }
.price-card .plan-name { font-family: var(--font-heading); font-size: 16px; font-weight: 700; color: var(--mcv-navy); }
.price-card .plan-price { font-family: var(--font-heading); font-size: 40px; font-weight: 900; color: var(--text-primary); margin: 12px 0 4px; }
.price-card .plan-price small { font-size: 14px; font-weight: 500; color: var(--text-secondary); }
.price-card .plan-desc { font-size: 13px; color: var(--text-secondary); margin-bottom: 20px; }
.price-card .checklist { flex: 1; margin-bottom: 24px; }
.price-card .checklist li { font-size: 14px; }

/* ---------- Forms ---------- */
.form-field { margin-bottom: 18px; }
.form-field label { display: block; font-size: 13px; font-weight: 600; color: var(--text-primary); margin-bottom: 6px; }
.form-field input, .form-field select, .form-field textarea {
  width: 100%; padding: 12px 14px; border: 1px solid var(--border); border-radius: var(--radius-md);
  font-family: var(--font-body); font-size: 14px; color: var(--text-primary); background: #fff; transition: border 0.2s, box-shadow 0.2s;
}
.form-field input:focus, .form-field select:focus, .form-field textarea:focus { outline: none; border-color: var(--mcv-teal); box-shadow: 0 0 0 3px rgba(56,192,184,0.15); }
.form-card { background: #fff; border: 1px solid var(--border-light); border-radius: var(--radius-xl); padding: 36px; box-shadow: var(--shadow-md); }
.auth-wrap { min-height: calc(100vh - 64px); display: grid; grid-template-columns: 1fr 1fr; }
.auth-side { background: var(--gradient-dark); color: #fff; padding: 64px 56px; display: flex; flex-direction: column; justify-content: center; position: relative; overflow: hidden; }
.auth-side::after { content: ''; position: absolute; top: -120px; right: -120px; width: 360px; height: 360px; border-radius: 50%; background: radial-gradient(circle, rgba(56,192,184,0.18) 0%, transparent 70%); }
.auth-side h2 { font-family: var(--font-heading); font-size: 32px; font-weight: 800; margin-bottom: 16px; position: relative; }
.auth-side p { color: rgba(255,255,255,0.78); font-size: 15px; position: relative; }
.auth-side .checklist { margin-top: 28px; position: relative; }
.auth-side .checklist li { color: rgba(255,255,255,0.9); }
.auth-side .checklist li::before { color: var(--mcv-teal-light); }
.auth-form { display: flex; align-items: center; justify-content: center; padding: 48px 24px; }
.auth-form-inner { width: 100%; max-width: 380px; }
.auth-form h1 { font-family: var(--font-heading); font-size: 26px; font-weight: 800; color: var(--text-primary); margin-bottom: 6px; }
.auth-form .sub { font-size: 14px; color: var(--text-secondary); margin-bottom: 28px; }
.auth-form .btn { width: 100%; justify-content: center; margin-top: 6px; }
.auth-alt { text-align: center; font-size: 13px; color: var(--text-secondary); margin-top: 20px; }

/* ---------- CTA section ---------- */
.cta-band { background: var(--gradient-dark); padding: 80px 24px; text-align: center; }
.cta-band h2 { font-family: var(--font-heading); font-size: 36px; font-weight: 800; color: #fff; margin-bottom: 16px; }
.cta-band p { font-size: 16px; color: rgba(255,255,255,0.75); margin: 0 auto 32px; max-width: 540px; }

/* ---------- Prose (legal / article) ---------- */
.prose { max-width: 800px; margin: 0 auto; }
.prose h2 { font-family: var(--font-heading); font-size: 24px; font-weight: 700; color: var(--mcv-navy); margin: 36px 0 12px; }
.prose h3 { font-family: var(--font-heading); font-size: 18px; font-weight: 700; margin: 24px 0 8px; }
.prose p { font-size: 15px; color: var(--text-primary); margin-bottom: 14px; }
.prose ul { margin: 0 0 14px 20px; }
.prose li { font-size: 15px; color: var(--text-primary); margin-bottom: 6px; }

/* ---------- Logo strip ---------- */
.logo-strip { display: flex; align-items: center; justify-content: center; gap: 48px; flex-wrap: wrap; opacity: 0.55; filter: grayscale(1); }
.logo-strip span { font-family: var(--font-heading); font-size: 20px; font-weight: 800; color: var(--text-primary); }

/* ---------- Badge / pill ---------- */
.pill { font-size: 11px; font-weight: 700; padding: 3px 10px; border-radius: 100px; letter-spacing: 0.03em; }
.pill.teal { background: rgba(56,192,184,0.15); color: #1c8d86; }
.pill.navy { background: rgba(32,72,152,0.1); color: var(--mcv-navy); }
.pill.amber { background: rgba(255,167,38,0.15); color: #b9760a; }

/* ---------- Footer ---------- */
.mcv-footer { background: var(--mcv-navy-dark); padding: 60px 24px 30px; color: rgba(255,255,255,0.6); }
.mcv-footer .footer-inner { max-width: var(--maxw); margin: 0 auto; }
.mcv-footer .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-brand h3 { font-family: var(--font-heading); font-size: 22px; font-weight: 900; color: #fff; margin-bottom: 12px; }
.footer-brand h3 span { color: var(--mcv-teal); }
.footer-brand p { font-size: 14px; line-height: 1.6; max-width: 280px; }
.footer-col h4 { font-size: 13px; font-weight: 700; color: #fff; text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 16px; }
.footer-col a { display: block; font-size: 14px; color: rgba(255,255,255,0.6); text-decoration: none; margin-bottom: 10px; transition: color 0.2s; }
.footer-col a:hover { color: var(--mcv-teal); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 24px; display: flex; justify-content: space-between; align-items: center; font-size: 13px; gap: 16px; flex-wrap: wrap; }
.footer-bottom a { color: rgba(255,255,255,0.6); text-decoration: none; }
.footer-bottom a:hover { color: var(--mcv-teal); }
.footer-social { display: flex; gap: 16px; }
.footer-social a { color: rgba(255,255,255,0.5); font-size: 18px; transition: color 0.2s; }
.footer-social a:hover { color: var(--mcv-teal); }

/* ---------- Utilities ---------- */
.mono { font-family: var(--font-mono); }
.mobile-only { display: none; }
.text-center { text-align: center; }
.mt-sm { margin-top: 12px; } .mt-md { margin-top: 24px; } .mt-lg { margin-top: 40px; }
.muted { color: var(--text-secondary); }

/* ---------- Responsive ---------- */
@media (max-width: 1040px) {
  .nav-links { gap: 18px; }
  .nav-links a { font-size: 13px; }
}
@media (max-width: 960px) {
  .mcv-footer .footer-grid { grid-template-columns: 1fr 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-links.open { display: flex; position: absolute; top: 60px; left: 0; right: 0; flex-direction: column; gap: 0; background: #fff; border-bottom: 1px solid var(--border-light); padding: 8px 24px 20px; }
  .nav-links.open a { padding: 12px 0; border-bottom: 1px solid var(--border-light); }
  .nav-toggle { display: block; }
  .nav-cta .nav-login { display: none; }
  .nav-links.open .mobile-only { display: block; }
  .hero h1 { font-size: 34px; }
  .hero-split { grid-template-columns: 1fr; gap: 36px; }
  .stats-inner { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
  .auth-wrap { grid-template-columns: 1fr; }
  .auth-side { display: none; }
  .mcv-footer .footer-grid { grid-template-columns: 1fr 1fr; }
  .section { padding: 56px 20px; }
  .section-header h2 { font-size: 28px; }
}