:root {
  color-scheme: dark;
  --bg: #0b0a1a; --bg-top: #1a1440; --text: #f5f3ff; --muted: #c0bcd5;
  --purple: #6d28d9; --pink: #db2777; --cyan: #0ea5e9;
  --accent: #8b7cf6; --accent-end: #f472b6;
  --card: rgba(255,255,255,.075); --line: rgba(255,255,255,.16);
  --radius: 26px; --blur: 26px;
}
* { box-sizing: border-box; }
body { min-width: 320px; min-height: 100vh; min-height: 100svh; margin: 0; display: flex; flex-direction: column; align-items: center; color: var(--text); background: radial-gradient(ellipse at 50% 0,var(--bg-top),var(--bg) 70%); font: 15px/1.6 "Outfit", "Segoe UI", "Microsoft YaHei UI",sans-serif; }
a { color: inherit; text-decoration: none; }
.aurora { position: fixed; inset: 0; overflow: hidden; pointer-events: none; z-index: -1; }
.aurora::after { content: ""; position: absolute; inset: 0; background-image: radial-gradient(rgba(255,255,255,.18) .6px,transparent .6px); background-size: 7px 7px; opacity: .18; }
.aurora i { position: absolute; width: min(50vw,560px); aspect-ratio: 1; border-radius: 50%; background: radial-gradient(circle,var(--purple),transparent 68%); opacity: .43; left: -5%; top: 2%; animation: drift 22s ease-in-out infinite alternate; }
.aurora i:nth-child(2) { background: radial-gradient(circle,var(--pink),transparent 68%); left: auto; right: -8%; top: 25%; animation-duration: 26s; }
.aurora i:nth-child(3) { background: radial-gradient(circle,var(--cyan),transparent 68%); width: min(42vw,420px); left: 20%; top: 62%; opacity: .23; animation-duration: 18s; }
.login-brand { align-self: flex-start; margin: 32px 5vw 24px; font-size: 24px; font-weight: 700; letter-spacing: -.06em; }
.login-brand span { color: var(--accent-end); }.login-brand sup { margin-left: 4px; font-size: 9px; vertical-align: top; }
.login-card { width: min(412px,calc(100% - 36px)); margin: auto; padding: 32px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); backdrop-filter: blur(var(--blur)) saturate(150%); box-shadow: inset 0 1px rgba(255,255,255,.14),0 26px 80px rgba(0,0,0,.26); animation: arrive .6s ease-out both; }
.logo-tile { display: grid; place-items: center; width: 52px; height: 52px; margin: 0 auto 20px; border-radius: 16px; background: linear-gradient(135deg,var(--accent),var(--accent-end)); box-shadow: 0 8px 32px rgba(139,124,246,.2); }
.logo-tile svg { width: 32px; height: 32px; stroke: white; fill: none; stroke-width: 1.5; stroke-linejoin: round; }
.login-eyebrow { text-align: center; font-size: 9px; letter-spacing: .23em; color: var(--muted); }
h1 { margin: 8px 0 5px; text-align: center; font-size: 27px; line-height: 1.35; letter-spacing: -.02em; }
.login-subtitle { margin: 0 0 24px; text-align: center; color: var(--muted); font-size: 14px; }
label { display: block; font-size: 13px; font-weight: 500; }
.input-wrap { display: flex; align-items: center; gap: 12px; margin: 7px 0 18px; padding: 0 14px; border: 1px solid var(--line); border-radius: 11px; background: rgba(255,255,255,.045); }
.input-wrap:focus-within { border-color: var(--accent); box-shadow: 0 0 0 4px rgba(139,124,246,.15); }
.input-wrap svg { width: 18px; height: 18px; flex-shrink: 0; fill: none; stroke: var(--muted); stroke-width: 1.5; }
.input-wrap input { width: 100%; min-width: 0; height: 49px; border: 0; outline: 0; background: transparent; color: var(--text); font-family: inherit; font-size: 15.5px; font-weight: 500; }
input::placeholder { color: #aaa5c0; }
.login-options { display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; margin-bottom: 22px; font-size: 12px; }
.remember { display: flex; align-items: center; gap: 7px; min-height: 32px; cursor: pointer; font-size: 12px; color: var(--muted); white-space: nowrap; }
.remember input { width: 16px; height: 16px; margin: 0; accent-color: var(--accent); }
details { position: relative; } summary { min-height: 32px; display: flex; align-items: center; cursor: pointer; color: #dacbff; }
details p { position: absolute; z-index: 2; width: 220px; right: 0; margin: 6px 0; padding: 12px; border: 1px solid var(--line); border-radius: 10px; background: #25203e; }
.login-submit { display: flex; justify-content: center; gap: 14px; align-items: center; width: 100%; min-height: 50px; border: 0; border-radius: 11px; color: #160d2d; background: linear-gradient(110deg,var(--accent),var(--accent-end)); font-family: inherit; font-size: 15px; font-weight: 700; cursor: pointer; transition: transform .2s,filter .2s; }
.login-submit:hover { transform: translateY(-2px); filter: brightness(1.1); }.login-submit span { font-size: 22px; transition: transform .2s; }.login-submit:hover span { transform: translateX(3px); }
.login-divider { height: 1px; margin: 25px 0 17px; background: var(--line); }
.secure-note { display: flex; align-items: center; justify-content: center; gap: 7px; margin: 0; color: var(--muted); font-size: 11px; }
.secure-note svg { width: 15px; height: 15px; fill: none; stroke: currentColor; stroke-width: 1.5; }
.login-error { color: #ffb8cc; font-size: 13px; overflow-wrap: anywhere; }.login-error:empty { display: none; }
.login-footer { display: flex; gap: 14px; flex-direction: column; align-items: center; padding: 28px 18px 24px; color: var(--muted); font-size: 11px; }.login-footer span:last-child { font-size: 9px; letter-spacing: .15em; opacity: .8; }
:focus-visible { outline: 2px solid var(--accent-end); outline-offset: 4px; }
@keyframes drift { to { transform: translate(40px,-30px) scale(1.08); } }
@keyframes arrive { from { opacity: 0; transform: translateY(12px) scale(.98); } to { opacity: 1; transform: none; } }
@supports not (backdrop-filter: blur(2px)) { .login-card { background: #211c35; } }
@media (max-width: 480px) { .login-card { padding: 25px 23px; border-radius: 18px; }.login-brand { margin-top: 22px; }.login-footer { padding-top: 22px; } }
@media (prefers-reduced-motion: reduce) { *,*::before,*::after { animation: none !important; transition: none !important; } }