/* Base Reset */
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif; color: #0f172a; background: #ffffff; line-height: 1.6; }

:root {
  --bg: #ffffff;
  --text: #0f172a;
  --muted: #475569;
  --primary: #0ea5e9;
  --primary-600: #0284c7;
  --accent: #22c55e;
  --surface: #f8fafc;
  --surface-2: #f1f5f9;
  --ring: rgba(14,165,233,.35);
  --shadow: 0 10px 30px rgba(2, 8, 23, .08);
}

.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }
.section { padding: 72px 0; }
.section.alt { background: var(--surface); }
.display { font-size: 42px; line-height: 1.15; margin: 0 0 14px; letter-spacing: -0.02em; }
.lead { color: var(--muted); font-size: 18px; margin: 0 0 24px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.8); backdrop-filter: saturate(180%) blur(10px); border-bottom: 1px solid #e2e8f0; }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--text); font-weight: 700; }
.brand-logo { width: 28px; height: 28px; }
.brand-name { letter-spacing: .02em; }

.nav-toggle { display: none; background: none; border: 0; padding: 8px; cursor: pointer; }
.nav-toggle .bar { display: block; width: 24px; height: 2px; background: var(--text); margin: 5px 0; transition: transform .2s ease; }
.nav-list { display: flex; gap: 18px; align-items: center; list-style: none; margin: 0; padding: 0; }
.nav-list a { text-decoration: none; color: var(--text); font-weight: 500; }
.nav-list a:hover { color: var(--primary-600); }

/* Hero */
.hero { background: linear-gradient(180deg, #e0f2fe 0%, #ffffff 60%); padding: 80px 0; }
.hero-inner { display: grid; grid-template-columns: 1.3fr 1fr; gap: 36px; align-items: center; }
.hero-card { background: #fff; border: 1px solid #e2e8f0; border-radius: 14px; padding: 20px; }
.badges { display: flex; gap: 8px; flex-wrap: wrap; padding: 0; margin: 14px 0 0; list-style: none; }
.badge { background: #e0f2fe; color: #075985; padding: 6px 10px; border-radius: 999px; font-size: 12px; font-weight: 600; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; text-decoration: none; border-radius: 10px; padding: 10px 14px; font-weight: 600; border: 1px solid transparent; transition: background .2s ease, color .2s ease, border-color .2s ease, transform .05s ease; cursor: pointer; }
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn-primary { background: var(--primary); color: #fff; border-color: var(--primary); }
.btn-primary:hover { background: var(--primary-600); border-color: var(--primary-600); }
.btn-ghost { background: transparent; color: var(--text); border-color: #cbd5e1; }
.btn-ghost:hover { color: var(--primary-600); border-color: var(--primary-600); }
.btn-lg { padding: 12px 18px; }
.btn-sm { padding: 8px 12px; font-size: 14px; }
.btn-light { background: #fff; border-color: #fff; color: var(--text); }
.btn-dark { background: #0f172a; color: #fff; border-color: #0f172a; }

.hero-ctas { display: flex; gap: 12px; align-items: center; }

/* Cards & Grid */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.card { background: #fff; border: 1px solid #e2e8f0; border-radius: 14px; padding: 18px; }
.shadow { box-shadow: var(--shadow); }
.shadow-lg { box-shadow: 0 30px 60px rgba(2,8,23,.12); }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; align-items: start; }

/* Lists */
.list { margin: 0; padding-left: 18px; color: var(--muted); }
.list li { margin: 6px 0; }
.link { color: var(--primary-600); text-decoration: none; font-weight: 600; }
.link:hover { text-decoration: underline; }

/* Logos & media */
.logo-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px; align-items: center; }
.logo-card { background: #fff; border: 1px solid #e2e8f0; border-radius: 12px; padding: 16px; display: flex; align-items: center; justify-content: center; height: 96px; }
.logo-card img { max-width: 100%; max-height: 64px; object-fit: contain; filter: grayscale(100%); opacity: .9; }
.logo-card img:hover { filter: none; opacity: 1; }

.media-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.media-card { display: flex; flex-direction: column; gap: 8px; text-decoration: none; color: inherit; background: #fff; border: 1px solid #e2e8f0; border-radius: 12px; overflow: hidden; }
.media-card img { width: 100%; height: 180px; object-fit: cover; }
.media-card span { padding: 8px 12px; font-weight: 600; font-size: 14px; }

/* People */
.people-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.person-card { background: #fff; border: 1px solid #e2e8f0; border-radius: 12px; padding: 14px; display: flex; gap: 12px; align-items: center; }
.avatar { width: 40px; height: 40px; border-radius: 999px; background: #e2e8f0; color: #0f172a; display: inline-flex; align-items: center; justify-content: center; font-weight: 700; }
.muted { color: var(--muted); }

/* Quotes */
.quotes { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.quote { margin: 0; background: #fff; border: 1px solid #e2e8f0; border-radius: 12px; padding: 16px; }
.quote p { margin: 0 0 8px; }
.quote cite { color: var(--muted); font-style: normal; font-size: 14px; }

/* FAQ */
.faq details { background: #fff; border: 1px solid #e2e8f0; border-radius: 12px; padding: 10px 14px; margin-bottom: 10px; }
.faq summary { cursor: pointer; font-weight: 700; }

/* Stats */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.stat { background: #fff; border: 1px solid #e2e8f0; border-radius: 12px; padding: 16px; text-align: center; }
.stat .num { font-size: 32px; font-weight: 800; color: #0ea5e9; display: block; }
.stat .label { font-size: 12px; color: var(--muted); }

/* CTA section */
.cta { background: linear-gradient(180deg, #111827, #0b1220); color: #e5e7eb; }
.cta-inner { text-align: center; max-width: 780px; }
.cta .btn-light { background: #e5e7eb; color: #111827; border-color: #e5e7eb; }
.cta .btn-dark { background: #111827; color: #e5e7eb; border-color: #374151; }
.cta-actions { display: flex; justify-content: center; gap: 12px; margin-top: 10px; flex-wrap: wrap; }

/* Forms */
.form .form-row { display: flex; flex-direction: column; gap: 6px; margin-bottom: 12px; }
.form label { font-weight: 600; }
.form input, .form textarea { border: 1px solid #cbd5e1; border-radius: 10px; padding: 10px 12px; font: inherit; outline: none; background: #fff; }
.form input:focus, .form textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 4px var(--ring); }
.form .error { color: #b91c1c; font-size: 12px; min-height: 16px; }
.form .form-actions { display: flex; align-items: center; gap: 12px; }
.form .form-hint { color: var(--muted); font-size: 12px; margin: 0; }

/* Footer */
.site-footer { border-top: 1px solid #e2e8f0; background: var(--surface-2); padding: 28px 0; position: relative; }
.footer-inner { display: grid; grid-template-columns: 1.2fr 1fr; gap: 16px; align-items: center; }
.footer-brand { display: flex; align-items: center; gap: 12px; }
.logo-mark { width: 32px; height: 32px; }
.footer-links { list-style: none; display: flex; gap: 14px; margin: 0; padding: 0; }
.footer-links a { text-decoration: none; color: var(--text); }
.footer-links a:hover { color: var(--primary-600); }
.back-to-top { position: absolute; right: 20px; bottom: 20px; background: #111827; color: #fff; text-decoration: none; padding: 10px 12px; border-radius: 10px; }

/* Reveal animations */
.reveal { opacity: 0; transform: translateY(12px); transition: opacity .6s ease, transform .6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* Utilities */
.hint { color: var(--muted); font-size: 12px; }

/* Responsive */
@media (max-width: 980px) {
  .hero-inner { grid-template-columns: 1fr; }
  .cards { grid-template-columns: 1fr 1fr; }
  .stats { grid-template-columns: 1fr 1fr; }
  .logo-grid { grid-template-columns: repeat(3, 1fr); }
  .media-grid { grid-template-columns: 1fr 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .display { font-size: 34px; }
  .nav-toggle { display: inline-block; }
  .nav-list { position: absolute; top: 64px; right: 0; left: 0; background: #ffffff; border-bottom: 1px solid #e2e8f0; flex-direction: column; padding: 12px 20px; display: none; }
  .nav-list.open { display: flex; }
  .cards { grid-template-columns: 1fr; }
  .logo-grid { grid-template-columns: 1fr 1fr; }
  .media-grid { grid-template-columns: 1fr; }
  .people-grid { grid-template-columns: 1fr; }
  .quotes { grid-template-columns: 1fr; }
}