:root{--bg:#f6f7fb;--text:#071a3a;--muted:#64748b;--primary:#030213;--border:#e2e8f0;--card:#fff;--success:#10b981;--danger:#ef4444;--warning:#d99a25}*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,sans-serif;background:var(--bg);color:var(--text)}a{text-decoration:none;color:inherit}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.85rem 1.1rem;border-radius:14px;font-weight:800;border:1px solid var(--border);background:#fff;color:var(--text)}.btn.primary{background:var(--primary);color:#fff;border-color:var(--primary)}.btn.outline{background:#fff}.btn.full{width:100%}.btn.success{background:#10b981;color:#fff}.btn.danger{background:#ef4444;color:#fff}.auth-body{min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at top,#eef2ff,#f8fafc)}.auth-shell{width:min(94vw,980px)}.auth-card{background:#fff;border:1px solid var(--border);border-radius:28px;padding:36px;box-shadow:0 30px 70px #0f172a18}.auth-card.wide{max-width:860px;margin:auto}.auth-card h1{font-size:clamp(2rem,4vw,3.4rem);margin:.2rem 0;font-weight:900;letter-spacing:-.04em}.auth-card p{color:var(--muted)}label{display:grid;gap:.45rem;font-weight:800;font-size:.9rem}input,select,textarea{width:100%;padding:14px 16px;border:1px solid #cbd5e1;border-radius:14px;background:#fff;color:#0f172a}textarea{min-height:110px}.grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.span2{grid-column:1/-1}.auth-link{text-align:center}.input-prefix{display:flex}.input-prefix span{padding:14px;border:1px solid #cbd5e1;border-right:0;border-radius:14px 0 0 14px;background:#f8fafc}.input-prefix input{border-radius:0 14px 14px 0}.platform-home{min-height:100vh;display:grid;place-items:center;text-align:center;padding:40px}.platform-home>div{max-width:900px}.platform-home span{color:#2563eb;font-weight:900;text-transform:uppercase;letter-spacing:.16em}.platform-home h1{font-size:clamp(2.5rem,7vw,6rem);line-height:.94;margin:20px 0;font-weight:950;letter-spacing:-.06em}.platform-home p{font-size:1.2rem;color:#475569}.actions{display:flex;gap:12px;flex-wrap:wrap}.error-page,.success-page{padding:80px 24px;text-align:center}@media(max-width:760px){.grid2,.grid3{grid-template-columns:1fr}.auth-card{padding:24px}}