:root { color-scheme: dark; font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; background: #090d12; color: #f6f8fa; }
* { box-sizing: border-box; }
body { min-width: 320px; min-height: 100vh; margin: 0; background: radial-gradient(circle at 50% 18%, rgba(13,149,196,.17), transparent 35%), radial-gradient(circle at 72% 42%, rgba(237,23,123,.09), transparent 30%), #090d12; }
.auth-shell { min-height: 100vh; display: grid; place-items: center; padding: 24px; }
.auth-card { width: min(100%, 430px); padding: 34px; border: 1px solid rgba(255,255,255,.1); border-radius: 22px; background: rgba(18,24,31,.94); box-shadow: 0 30px 80px rgba(0,0,0,.45); }
.auth-brand { width: 184px; height: 72px; overflow: hidden; margin: 0 auto 26px; position: relative; }
.auth-brand img { position: absolute; width: 280px; height: 420px; max-width: none; left: -48px; top: -211px; object-fit: cover; }
.eyebrow { color: #33d5c0; font-size: 11px; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; }
h1 { margin: 8px 0 10px; font-size: 30px; letter-spacing: -.035em; }
p { margin: 0 0 22px; color: #9aabb9; font-size: 14px; line-height: 1.55; }
form { display: grid; gap: 16px; }
label { display: grid; gap: 7px; color: #cbd4dc; font-size: 12px; font-weight: 700; }
input { width: 100%; border: 1px solid #34404b; border-radius: 11px; padding: 13px 14px; color: #fff; background: #0d1319; outline: none; font: inherit; }
input:focus { border-color: #28c7ad; box-shadow: 0 0 0 3px rgba(40,199,173,.12); }
.code-input { text-align: center; font-size: 26px; font-weight: 800; letter-spacing: .32em; }
button { margin-top: 2px; border: 0; border-radius: 11px; padding: 14px 18px; color: #071411; background: linear-gradient(135deg, #2ad6bc, #17a98f); font-weight: 900; cursor: pointer; }
.secondary-link { display: block; margin-top: 20px; color: #a9b7c3; text-align: center; font-size: 13px; }
.auth-message { margin: 0 0 16px; padding: 11px 13px; border: 1px solid rgba(255,180,64,.28); border-radius: 10px; color: #ffd18b; background: rgba(255,180,64,.08); font-size: 12px; }
.form-note, .auth-security { margin: 16px 0 0; color: #748391; text-align: center; font-size: 11px; }
.auth-security { margin-top: 26px; }
@media (max-width: 520px) { .auth-card { padding: 26px 20px; } h1 { font-size: 27px; } }