:root{
  --brand-700:#0a65a8; --brand-600:#0e7cc5; --brand-500:#0f8bd9;
  --accent-600:#0077B6; --accent-500:#00B4D8; --cta-600:#FF6B35;
  --ink-900:#0F172A; --ink-700:#1F2937; --ink-500:#475569;
  --bg-50:#F8FAFC; --bg-100:#F1F5F9; --white:#ffffff;
  --radius:14px; --shadow:0 10px 30px rgba(16,24,40,.08); --shadow-sm:0 4px 12px rgba(16,24,40,.06);
}
*{box-sizing:border-box} html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;color:var(--ink-900);background:var(--bg-50);line-height:1.6}
.container{width:min(1100px,94%);margin-inline:auto}
a{color:var(--brand-600);text-decoration:none} a:focus{outline:3px solid var(--accent-500);outline-offset:2px}
.btn{display:inline-flex;align-items:center;gap:.6rem;padding:.9rem 1.2rem;border-radius:10px;border:0;font-weight:700;cursor:pointer;box-shadow:var(--shadow-sm)}
.btn svg{width:1.1rem;height:1.1rem;fill:currentColor}
.btn-primary{background:var(--cta-600);color:var(--white)} .btn-ghost{background:transparent;color:var(--ink-900);border:2px solid var(--bg-100)}
.tag{display:inline-flex;align-items:center;gap:.4rem;background:var(--bg-100);color:var(--ink-700);padding:.35rem .6rem;border-radius:999px;font-weight:600;font-size:.9rem}
header.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.85);backdrop-filter:saturate(180%) blur(8px);border-bottom:1px solid #e5eaf0}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:.6rem 0}
.brand{display:flex;align-items:center;gap:.7rem} .brand img{height:40px;width:auto} .brand .word{font-weight:800;letter-spacing:.3px}
nav ul{list-style:none;display:flex;gap:1.2rem;padding:0;margin:0;align-items:center}
nav a{font-weight:700;color:var(--ink-700)} nav a[aria-current="page"]{color:var(--brand-700)}
.nav-toggle{display:none;background:none;border:0;padding:.4rem} .nav-toggle svg{width:26px;height:26px;fill:var(--ink-900)}
@media (max-width:860px){nav{position:absolute;left:0;right:0;top:64px;background:white;display:none;border-bottom:1px solid #e5eaf0} nav.open{display:block} nav ul{flex-direction:column;align-items:flex-start;padding:1rem} .nav-toggle{display:block}}
.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;background:var(--accent-500);color:white}
.hero{background:radial-gradient(1200px 300px at 70% -50%, rgba(0,180,216,.25), transparent 70%),linear-gradient(180deg,#ffffff,#f3f9fc 90%);border-bottom:1px solid #e5eaf0}
.hero-inner{display:grid;grid-template-columns:1.1fr .9fr;gap:2rem;padding:2.2rem 0 3rem}
.hero h1{font-size:clamp(2rem,2.8vw + 1rem,3rem);line-height:1.15;margin:.2rem 0 .7rem}
.hero p{font-size:1.1rem;color:var(--ink-700)}
.hero-card{background:white;padding:1rem;border-radius:var(--radius);box-shadow:var(--shadow);display:grid;gap:.8rem;align-content:start}
.hero-card .row{display:flex;gap:.8rem;align-items:center} .hero-card svg{width:18px;height:18px;fill:var(--brand-600)}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;margin-top:1.2rem}
.stat{background:white;border-radius:12px;padding:1rem;text-align:center;box-shadow:var(--shadow-sm)} .stat strong{display:block;font-size:1.4rem}
@media (max-width:920px){.hero-inner{grid-template-columns:1fr}.stats{grid-template-columns:repeat(2,1fr)}}
.section{padding:2.6rem 0} .section h2{font-size:clamp(1.5rem,2vw + .6rem,2.2rem)}
.grid{display:grid;gap:1rem} .grid-3{grid-template-columns:repeat(3,1fr)} .grid-4{grid-template-columns:repeat(4,1fr)} @media (max-width:920px){.grid-3,.grid-4{grid-template-columns:1fr}}
.card{background:white;border-radius:var(--radius);padding:1.1rem;box-shadow:var(--shadow-sm);display:grid;gap:.6rem;border:1px solid #eef2f7}
.card h3{margin:.2rem 0} .card .icon{width:28px;height:28px;display:inline-flex} .card .icon svg{width:100%;height:100%;fill:var(--brand-700)}
.features{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem} @media (max-width:760px){.features{grid-template-columns:1fr}}
.notice{background:linear-gradient(90deg,rgba(255,107,53,.08),rgba(255,185,165,.1));border:1px solid rgba(255,107,53,.25);color:#6b2d1a;padding:.9rem 1rem;border-radius:12px}
.faq details{background:white;border:1px solid #eef2f7;border-radius:12px;padding:1rem;box-shadow:var(--shadow-sm)} .faq summary{font-weight:700;cursor:pointer}
footer{background:#081423;color:#b6c5dc;padding:2rem 0;margin-top:2rem} footer a{color:#d7e7ff}
.footer-grid{display:grid;grid-template-columns:1.1fr .9fr .9fr;gap:1.2rem} footer h3{color:white;margin-top:0}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;gap:1rem;margin-top:1.4rem;padding-top:1rem;border-top:1px solid rgba(255,255,255,.1)} @media (max-width:920px){.footer-grid{grid-template-columns:1fr}.footer-bottom{flex-direction:column;align-items:flex-start}}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem} .form-grid .full{grid-column:1 / -1}
label{font-weight:700;font-size:.95rem}
input,textarea,select{width:100%;padding:.8rem .9rem;border-radius:10px;border:1px solid #d7dee8;background:white;font-size:1rem}
textarea{min-height:120px}
input:focus,textarea:focus,select:focus{outline:3px solid rgba(0,180,216,.3);border-color:var(--accent-600)}
small.help{color:var(--ink-500)}
.badges{display:flex;gap:.6rem;flex-wrap:wrap} .badge{display:inline-flex;align-items:center;gap:.4rem;background:var(--bg-100);border:1px solid #e6edf5;padding:.35rem .6rem;border-radius:999px} .badge svg{width:14px;height:14px;fill:var(--accent-600)}