/* Base reset and variables */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  line-height: 1.6;
  color: #0f172a;
  background: #ffffff;
}
html { scroll-behavior: smooth; }

:root{
  --bg: #ffffff;
  --text: #0f172a;
  --muted: #475569;
  --primary: #4787ff;
  --primary-600: #5b3cf2;
  --primary-700: #5237da;
  --accent: #00c2ff;
  --surface: #f8fafc;
  --border: #e2e8f0;
  --shadow: 0 6px 24px rgba(2,6,23,.08), 0 2px 6px rgba(2,6,23,.06);
}

.skip-link{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}
.skip-link:focus{position:static;width:auto;height:auto;padding:.5rem .75rem;background:#000;color:#fff;z-index:1000}

/* Layout */
.container{max-width:1100px;margin:0 auto;padding:0 1rem}
.section{padding:72px 0}
.section.alt{background:var(--surface)}
section{scroll-margin-top:84px}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.8);backdrop-filter:saturate(180%) blur(8px);border-bottom:1px solid var(--border)}
.header-inner{display:flex;align-items:center;justify-content:space-between;min-height:64px}
.brand{display:inline-flex;gap:.6rem;align-items:center;color:var(--text);text-decoration:none;font-weight:700;letter-spacing:.3px}
.site-nav ul{display:flex;gap:1rem;list-style:none;margin:0;padding:0}
.site-nav a{color:var(--muted);text-decoration:none;padding:.4rem .5rem;border-radius:8px}
.site-nav a:hover{color:var(--text);background:#f1f5f9}
.site-nav .btn-primary{color:#fff;}
.nav-toggle{display:none;border:0;background:transparent}
.nav-toggle .nav-toggle-bar{display:block;width:22px;height:2px;background:#0f172a;margin:4px 0}

/* Hero */
.hero{padding:96px 0 56px;background:linear-gradient(180deg,#f8fafc 0%, #ffffff 70%)}
.hero-inner{display:grid;grid-template-columns:1.1fr .9fr;gap:2rem;align-items:center}
.hero h1{font-size:clamp(1.8rem, 1.1rem + 2.5vw, 3rem);line-height:1.15;margin:.2rem 0 .6rem}
.lead{font-size:1.05rem;color:var(--muted)}
.cta{display:flex;gap:.8rem;margin:1.2rem 0 1rem}
.trust-points{display:flex;flex-wrap:wrap;gap:.6rem 1rem;list-style:none;padding:0;margin:1rem 0 0;color:#334155;font-size:.95rem}
.hero-art{display:flex;align-items:center;justify-content:center}
.hero-art svg{max-width:360px;width:100%;height:auto}

/* Typography */
h2{font-size:clamp(1.4rem, 1rem + 1.2vw, 2rem);margin:0 0 .5rem}
h3{font-size:1.1rem;margin:.2rem 0 .2rem}
.section-intro{color:var(--muted);margin:.3rem 0 1.5rem}
.small{font-size:.9rem;color:var(--muted)}

/* Components */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.7rem 1rem;border-radius:10px;border:1px solid transparent;font-weight:600;text-decoration:none;cursor:pointer;transition:.15s ease-in-out}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-600)}
.btn-ghost{background:transparent;border-color:#cbd5e1;color:#0f172a}
.btn-ghost:hover{background:#f8fafc}
.btn-small{padding:.5rem .8rem}

.grid{display:grid;gap:1rem}
.cards{grid-template-columns:repeat(3,1fr)}
.tiles{grid-template-columns:repeat(3,1fr)}
.card, .tile{background:#fff;border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow);padding:1rem}
.card .icon{font-size:1.4rem}
.tags{display:flex;gap:.5rem;list-style:none;margin:.6rem 0 0;padding:0}
.tags li{background:#eef2ff;color:var(--primary);border:1px solid #e0e7ff;border-radius:999px;padding:.2rem .6rem;font-size:.8rem}

/* Process */
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem}
.step{background:#ffffff;border:1px dashed #cbd5e1;border-radius:14px;padding:1rem}
.step-num{display:inline-block;font-weight:700;color:#334155;background:#f1f5f9;border:1px solid #e2e8f0;border-radius:999px;padding:.15rem .5rem;margin-bottom:.4rem}

/* About */
.about{display:grid;grid-template-columns:1.2fr .8fr;gap:2rem;align-items:start}
.bullets{list-style:disc;padding-left:1.2rem;color:#334155}
.stat{background:#111827;color:#f9fafb;border-radius:12px;padding:1rem;margin:.5rem 0;box-shadow:0 6px 20px rgba(17,24,39,.25)}

/* Contact */
.contact{display:grid;grid-template-columns:1fr 1fr;gap:2rem}
.contact-methods{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.method p a{color:#0f172a;text-decoration:none}
.method p a:hover{text-decoration:underline}

/* Footer */
.site-footer{border-top:1px solid var(--border);padding:24px 0;background:#ffffff}
.footer-inner{display:flex;flex-wrap:wrap;gap:1rem;align-items:center;justify-content:space-between}
.brand-footer{display:flex;align-items:center;gap:.5rem;font-weight:700}
.footer-nav{display:flex;gap:.8rem;list-style:none;margin:0;padding:0}
.footer-nav a{color:var(--muted);text-decoration:none}
.footer-nav a:hover{color:var(--text)}

/* Responsive */
@media (max-width: 900px){
  .hero-inner{grid-template-columns:1fr}
  .cards{grid-template-columns:repeat(2,1fr)}
  .tiles{grid-template-columns:repeat(2,1fr)}
  .process{grid-template-columns:repeat(2,1fr)}
  .about{grid-template-columns:1fr}
  .contact{grid-template-columns:1fr}
  .contact-methods{grid-template-columns:1fr}
}

@media (max-width: 640px){
  .site-nav{display:none;position:absolute;top:64px;left:0;right:0;background:#ffffff;border-bottom:1px solid var(--border)}
  .site-nav.open{display:block}
  .site-nav ul{flex-direction:column;padding:1rem}
  .nav-toggle{display:inline-block}
  .cards, .tiles{grid-template-columns:1fr}
}