/* ============================================
   Quant Comps — Design System
   ============================================ */

:root {
  --color-primary: #2C3539;
  --color-primary-dark: #1A2023;
  --color-primary-light: #E9EAEB;
  --color-navy: #0B1F3A;
  --color-text: #1A2332;
  --color-text-muted: #5B6675;
  --color-bg: #FFFFFF;
  --color-bg-alt: #F4F6F9;
  --color-silver: #B0B6BB;
  --color-border: #E2E6EB;
  --color-accent: #1C7ED6;
  --color-accent-dark: #14559E;

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

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;

  --shadow-sm: 0 1px 3px rgba(11, 31, 58, 0.08);
  --shadow-md: 0 8px 24px rgba(11, 31, 58, 0.10);
  --shadow-lg: 0 20px 48px rgba(11, 31, 58, 0.14);

  --container-width: 1180px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

ul { list-style: none; }

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3, h4 { font-weight: 700; line-height: 1.2; color: var(--color-navy); }

h1 { font-size: clamp(2.2rem, 4.5vw, 3.4rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.7rem, 3vw, 2.4rem); letter-spacing: -0.01em; }
h3 { font-size: 1.3rem; }

p { color: var(--color-text-muted); }

.eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: var(--color-primary-light);
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 16px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.98rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, color 0.15s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }

.btn-primary { background: #1C7ED6; color: #fff; box-shadow: var(--shadow-sm); }
.btn-primary:hover { background: #14559E; box-shadow: var(--shadow-md); }

.btn-accent { background: var(--color-accent); color: #fff; box-shadow: var(--shadow-sm); }
.btn-accent:hover { background: var(--color-accent-dark); box-shadow: var(--shadow-md); }

.btn-outline { background: transparent; border-color: rgba(255,255,255,0.6); color: #fff; }
.btn-outline:hover { background: rgba(255,255,255,0.12); }

.btn-outline-dark { background: transparent; border-color: var(--color-border); color: var(--color-navy); }
.btn-outline-dark:hover { border-color: var(--color-primary); color: var(--color-primary); }

.btn-sm { padding: 9px 18px; font-size: 0.88rem; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-primary);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
}

.nav-brand { display: flex; align-items: center; gap: 10px; }
.nav-brand img { height: 52px; width: auto; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-weight: 600;
  font-size: 0.95rem;
  color: #fff;
  padding: 6px 2px;
  border-bottom: 2px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

.nav-actions { display: flex; align-items: center; gap: 12px; }

.nav-links .mobile-only { display: none; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span {
  width: 24px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
}

/* ---------- Hero ---------- */
.hero {
  background: linear-gradient(160deg, var(--color-navy) 0%, #123A63 55%, var(--color-primary) 120%);
  color: #fff;
  padding: 96px 0 100px;
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 85% 20%, rgba(255,255,255,0.10), transparent 45%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}

.hero h1 { color: #fff; margin-bottom: 20px; }
.hero p.lead { color: rgba(255,255,255,0.82); font-size: 1.12rem; max-width: 540px; margin-bottom: 32px; }

.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 40px;
}
.hero-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.16);
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
  color: #fff;
}

.hero-visual {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--radius-lg);
  padding: 32px;
  backdrop-filter: blur(6px);
}
.hero-visual img { border-radius: var(--radius-md); }

/* ---------- Sections ---------- */
section { padding: 88px 0; }
.section-alt { background: var(--color-bg-alt); }

.section-head { max-width: 640px; margin: 0 auto 56px; text-align: center; }
.section-head p { font-size: 1.05rem; }

/* ---------- Cards / Grid ---------- */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }

.card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 36px 28px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: rgba(44,53,57,0.25); }

.card-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-sm);
  background: var(--color-primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--color-primary);
}
.card-icon svg { width: 28px; height: 28px; }

.card h3 { margin-bottom: 10px; }

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 16px;
  font-weight: 700;
  color: var(--color-primary);
  font-size: 0.92rem;
}

.feature-list { margin-top: 16px; }
.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: var(--color-text-muted);
  padding: 6px 0;
  font-size: 0.95rem;
}
.feature-list li::before {
  content: "";
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  margin-top: 2px;
  border-radius: 50%;
  background: var(--color-primary-light);
  border: 2px solid var(--color-primary);
}

/* ---------- Service detail blocks ---------- */
.service-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
  padding: 64px 0;
  border-bottom: 1px solid var(--color-border);
}
.service-block:last-child { border-bottom: none; }
.service-block.reverse .service-copy { order: 2; }
.service-block.reverse .service-media { order: 1; }

.service-media {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 280px;
}
.service-media svg { width: 100%; max-width: 280px; height: auto; color: var(--color-primary); }

/* ---------- Stats / Why us ---------- */
.stat-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}
.stat-row .stat h3 { font-size: 2.1rem; color: var(--color-primary); }
.stat-row .stat p { font-size: 0.9rem; color: var(--color-text-muted); margin-top: 4px; }

/* ---------- CTA banner ---------- */
.cta-banner {
  background: linear-gradient(120deg, var(--color-navy), var(--color-primary-dark));
  border-radius: var(--radius-lg);
  padding: 56px;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}
.cta-banner h2 { color: #fff; margin-bottom: 8px; }
.cta-banner p { color: rgba(255,255,255,0.8); }

/* ---------- Support steps ---------- */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; counter-reset: step; }
.step { position: relative; padding-left: 8px; }
.step .step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-weight: 700;
  margin-bottom: 16px;
}

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.contact-info-card {
  background: var(--color-navy);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 40px;
}
.contact-info-card h3 { color: #fff; }
.contact-info-card p { color: rgba(255,255,255,0.75); }

.contact-row {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px 0;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}
.contact-row:last-child { border-bottom: none; }
.contact-row .icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact-row a, .contact-row span.value { font-weight: 600; color: #fff; }

.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 8px;
  color: var(--color-navy);
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 13px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.96rem;
  color: var(--color-text);
  background: #fff;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-note { font-size: 0.85rem; color: var(--color-text-muted); margin-top: 10px; }
.form-status { margin-top: 16px; font-weight: 600; font-size: 0.92rem; display: none; }
.form-status.success { color: #1c8a4a; display: block; }
.form-status.error { color: #c23434; display: block; }

/* ---------- About ---------- */
.value-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }

/* ---------- Footer ---------- */
.site-footer { background: var(--color-primary); color: rgba(255,255,255,0.75); padding: 64px 0 28px; }
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}
.footer-brand img { height: 34px; margin-bottom: 16px; }
.footer-brand p { color: rgba(255,255,255,0.6); max-width: 280px; }
.footer-col h4 { color: #fff; font-size: 0.95rem; margin-bottom: 18px; }
.footer-col ul li { margin-bottom: 12px; }
.footer-col a { color: rgba(255,255,255,0.68); font-size: 0.92rem; transition: color 0.15s ease; }
.footer-col a:hover { color: #fff; }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.55);
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom a { color: rgba(255,255,255,0.55); }
.footer-bottom a:hover { color: #fff; }

/* ---------- Utilities ---------- */
.text-center { text-align: center; }
.mt-32 { margin-top: 32px; }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { order: -1; }
  .grid-3, .grid-2, .stat-row, .steps, .value-grid { grid-template-columns: 1fr 1fr; }
  .service-block, .service-block.reverse { grid-template-columns: 1fr; }
  .service-block.reverse .service-copy,
  .service-block.reverse .service-media { order: 0; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .nav-links, .nav-actions { display: none; }
  .nav-toggle { display: flex; }
  .nav-links.open {
    display: flex;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-primary);
    flex-direction: column;
    padding: 20px 24px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    gap: 18px;
  }
  .nav-links.open .mobile-only { display: block; }
  .grid-3, .grid-2, .stat-row, .steps, .value-grid, .form-row { grid-template-columns: 1fr; }
  .cta-banner { flex-direction: column; text-align: center; }
  .footer-grid { grid-template-columns: 1fr; }
  section { padding: 64px 0; }
  .hero { padding: 72px 0 64px; }
}