:root{--bg:#f6f8fc;--card:#fff;--text:#132238;--muted:#6b7280;--line:#e5e7eb;--p1:#ff6a00;--p2:#ff3d57;--shadow:0 12px 28px rgba(15,23,42,.08);--r:24px}
*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;background:linear-gradient(135deg,#fff7ed,#fff,#fff1f2);color:var(--text)}
.shell{min-height:100vh;display:grid;grid-template-columns:1.05fr .95fr}.side{background:linear-gradient(135deg,#ff6a00,#ff8c1a,#ff3d57);color:#fff;padding:40px;display:flex;flex-direction:column;justify-content:space-between}
.logo{display:flex;align-items:center;gap:14px}.badge{width:58px;height:58px;border-radius:18px;background:rgba(255,255,255,.15);display:grid;place-items:center;font-weight:800;font-size:24px}.title{font-size:30px;font-weight:800}.sub{font-size:13px;color:#fff4ed}
.hero h1{font-size:54px;line-height:1.02;margin:0 0 14px}.hero p{font-size:18px;line-height:1.8;color:#fff4ed;margin:0 0 20px}.feat{display:grid;gap:12px}.feat div{background:rgba(255,255,255,.14);padding:14px 16px;border-radius:18px;border:1px solid rgba(255,255,255,.18)}
.main{display:grid;place-items:center;padding:24px}.card{width:min(520px,100%);background:#fff;border-radius:30px;box-shadow:var(--shadow);padding:28px}.tabs{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:18px}.tab{padding:10px 14px;border-radius:999px;background:#fff3ed;border:1px solid #fed7aa;color:#c2410c;font-weight:700;font-size:14px;text-decoration:none}.tab.active{background:linear-gradient(90deg,var(--p1),var(--p2));color:#fff;border:none}
h2{margin:0 0 8px;font-size:34px}.muted{color:var(--muted);line-height:1.7}.alert{padding:13px 15px;border-radius:14px;margin:14px 0}.error{background:#fef2f2;color:#991b1b}.success{background:#ecfdf5;color:#065f46}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:16px}.full{grid-column:1/-1}label{display:block;margin-bottom:8px;font-size:14px;font-weight:700}input{width:100%;padding:14px 15px;border:1px solid var(--line);border-radius:16px;font-size:15px}
button{width:100%;padding:15px 16px;border:none;border-radius:18px;background:linear-gradient(90deg,var(--p1),var(--p2));color:#fff;font-weight:800;font-size:16px;cursor:pointer}
.help{margin-top:14px;text-align:center;color:var(--muted)}.help a{color:#ea580c;font-weight:700;text-decoration:none}.meta{margin-top:16px;padding:14px;border-radius:16px;background:#f8fafc;border:1px solid var(--line);font-size:13px;color:var(--muted)}
@media(max-width:980px){.shell{grid-template-columns:1fr}.hero h1{font-size:38px}}@media(max-width:640px){.form-grid{grid-template-columns:1fr}.card{padding:22px;border-radius:24px}.hero h1{font-size:32px}}