:root{--ink:#172554;--brand:#4338ca;--brand2:#a5b4fc;--radius:32px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,"PingFang SC","Microsoft YaHei",sans-serif;color:#111827;background:#fff}img{display:block;max-width:100%}a{transition:.2s ease}
.brand-grad{background:linear-gradient(135deg,var(--brand),var(--brand2))}
.hero-shell{background:radial-gradient(circle at 48% 18%,color-mix(in srgb,var(--brand2) 30%,transparent),transparent 30%),linear-gradient(138deg,var(--ink),#020617 84%)}
.card{border:1px solid #e5e7eb;border-radius:var(--radius);background:#fff;box-shadow:0 12px 36px rgba(15,23,42,.07)}
.soft{background:color-mix(in srgb,var(--brand) 7%,white)}.glass{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);backdrop-filter:blur(14px)}
.kicker{font-size:.76rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--brand)}
.hero-img{width:100%;height:500px;object-fit:cover;border-radius:calc(var(--radius) + 8px);box-shadow:0 28px 75px rgba(0,0,0,.28)}
.media{width:100%;height:268px;object-fit:cover;border-radius:var(--radius)}.btn{display:inline-flex;align-items:center;gap:.55rem;border-radius:999px;padding:.92rem 1.3rem;font-weight:800}.btn-main{background:var(--brand);color:#fff}
@media(max-width:768px){.hero-img{height:285px}.media{height:190px}}