:root {
  color-scheme: dark;
  --bg: #07110f;
  --panel: #0f1d19;
  --line: #29413a;
  --text: #f4f7f5;
  --muted: #91a79f;
  --accent: #b6f36b;
  --aqua: #5ce1c7;
  --danger: #ff9a8e;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; min-width: 320px; min-height: 100vh; color: var(--text); background: radial-gradient(circle at 12% 15%, rgba(92,225,199,.12), transparent 30rem), radial-gradient(circle at 90% 88%, rgba(182,243,107,.08), transparent 32rem), var(--bg); }
button, input { font: inherit; }
button:focus-visible, input:focus-visible, a:focus-visible { outline: 3px solid rgba(182,243,107,.65); outline-offset: 3px; }
.login-layout { width: min(1180px, calc(100% - 40px)); min-height: 100vh; margin: 0 auto; display: grid; grid-template-columns: minmax(0,1.25fr) minmax(340px,.75fr); align-items: center; gap: clamp(48px,8vw,120px); padding: 56px 0; }
.login-intro { min-height: 620px; display: flex; flex-direction: column; justify-content: space-between; }
.brand { display: inline-flex; align-items: center; gap: 12px; width: max-content; color: inherit; text-decoration: none; }
.brand-mark { display: grid; place-items: center; width: 42px; height: 42px; border: 1px solid rgba(182,243,107,.42); border-radius: 12px; color: var(--accent); background: rgba(182,243,107,.08); font-size: 12px; font-weight: 850; letter-spacing: .08em; }
.brand strong, .brand small { display: block; }
.brand strong { font-size: 15px; }
.brand small { margin-top: 2px; color: var(--muted); font-size: 11px; }
.eyebrow { margin: 0 0 10px; color: var(--aqua); font-size: 11px; font-weight: 850; letter-spacing: .16em; text-transform: uppercase; }
h1, h2 { margin: 0; letter-spacing: -.04em; }
h1 { max-width: 700px; font-size: clamp(46px,7vw,84px); line-height: .96; font-weight: 680; }
h2 { font-size: 34px; }
.lede { max-width: 650px; margin: 22px 0 0; color: var(--muted); font-size: 17px; line-height: 1.7; }
.feature-list { display: grid; grid-template-columns: repeat(3,1fr); gap: 10px; margin: 0; padding: 0; list-style: none; }
.feature-list li { min-height: 108px; padding: 16px; border: 1px solid rgba(145,167,159,.15); border-radius: 14px; color: var(--muted); background: rgba(255,255,255,.018); font-size: 12px; line-height: 1.45; }
.feature-list span { display: block; margin-bottom: 16px; color: var(--accent); font-size: 10px; font-weight: 850; letter-spacing: .12em; }
.login-card { padding: clamp(28px,4vw,44px); border: 1px solid var(--line); border-radius: 22px; background: rgba(15,29,25,.94); box-shadow: 0 30px 90px rgba(0,0,0,.35); backdrop-filter: blur(18px); }
.lock-mark { width: 44px; height: 44px; margin-bottom: 30px; display: grid; place-items: center; border-radius: 13px; color: var(--accent); background: rgba(182,243,107,.09); font-size: 10px; box-shadow: inset 0 0 0 1px rgba(182,243,107,.25); }
.card-copy { margin: 14px 0 28px; color: var(--muted); font-size: 13px; line-height: 1.6; }
form { display: grid; gap: 11px; }
label { color: var(--muted); font-size: 11px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.password-wrap { position: relative; }
input { width: 100%; min-height: 52px; padding: 0 74px 0 14px; border: 1px solid var(--line); border-radius: 11px; color: var(--text); background: #0a1512; }
.show-password { position: absolute; right: 8px; top: 8px; min-height: 36px; border: 0; padding: 0 9px; color: var(--aqua); background: transparent; font-size: 11px; font-weight: 800; cursor: pointer; }
.login-button { min-height: 52px; margin-top: 7px; border: 0; border-radius: 11px; color: #102009; background: var(--accent); font-weight: 850; cursor: pointer; }
.login-button:disabled { cursor: wait; opacity: .65; }
.login-message { min-height: 22px; margin: 14px 0 0; color: var(--danger); font-size: 12px; line-height: 1.5; }
.security-note { margin: 14px 0 0; padding-top: 18px; border-top: 1px solid rgba(145,167,159,.13); color: #6f857e; font-size: 10px; line-height: 1.55; }
@media (max-width: 850px) { .login-layout { grid-template-columns: 1fr; gap: 42px; padding: 34px 0; } .login-intro { min-height: auto; gap: 46px; } .feature-list { grid-template-columns: 1fr; } .feature-list li { min-height: auto; } .feature-list span { display: inline; margin: 0 12px 0 0; } }
@media (max-width: 480px) { .login-layout { width: min(100% - 24px,1180px); } h1 { font-size: 44px; } .login-card { padding: 24px 20px; } }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { transition: none !important; } }