:root {
  color-scheme: dark;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", system-ui, sans-serif;
  color: #f5f5f7;
  background: #050506;
}
* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; background: #050506; -webkit-font-smoothing: antialiased; }
button, input { font: inherit; }
.login-shell { min-height: 100vh; display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(430px, .85fr); }
.brand-stage { position: relative; display: flex; flex-direction: column; min-height: 100vh; overflow: hidden; padding: 52px 64px; border-right: 1px solid rgba(255,255,255,.08); background: radial-gradient(circle at 25% 85%, rgba(48,209,88,.10), transparent 34%), radial-gradient(circle at 75% 20%, rgba(10,132,255,.12), transparent 34%), #07080a; }
.brand-stage::before { content: ""; position: absolute; inset: 0; opacity: .16; background-image: linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px); background-size: 42px 42px; mask-image: linear-gradient(to bottom, transparent, #000 30%, #000 70%, transparent); }
.ambient { position: absolute; border-radius: 50%; filter: blur(2px); pointer-events: none; }
.ambient-one { width: 440px; height: 440px; right: -220px; top: 8%; border: 1px solid rgba(10,132,255,.16); box-shadow: 0 0 120px rgba(10,132,255,.07), inset 0 0 90px rgba(10,132,255,.04); }
.ambient-two { width: 280px; height: 280px; left: -140px; bottom: 5%; border: 1px solid rgba(48,209,88,.14); }
.brand-lockup { position: relative; z-index: 1; display: flex; align-items: center; gap: 14px; }
.brand-lockup img { width: 52px; height: 38px; object-fit: contain; }
.brand-lockup strong { display: block; font-size: 22px; letter-spacing: -.03em; }
.brand-lockup span { display: block; margin-top: 2px; color: #6e6e73; font-size: 11px; font-weight: 650; letter-spacing: .12em; text-transform: uppercase; }
.brand-message { position: relative; z-index: 1; margin: auto 0; max-width: 680px; }
.brand-message p, .eyebrow { margin: 0 0 19px; color: #30d158; font-size: 11px; font-weight: 750; letter-spacing: .15em; }
.brand-message h1 { margin: 0; font-size: clamp(48px, 5.4vw, 78px); line-height: .98; font-weight: 700; letter-spacing: -.06em; }
.brand-message > span { display: block; max-width: 530px; margin-top: 28px; color: #98989d; font-size: 17px; line-height: 1.6; }
.safety-line { position: relative; z-index: 1; display: flex; align-items: center; gap: 10px; color: #77777d; font-size: 11px; }
.safety-line i { width: 8px; height: 8px; border-radius: 50%; background: #30d158; box-shadow: 0 0 14px rgba(48,209,88,.8); }
.safety-line span { color: #30d158; font-weight: 720; letter-spacing: .08em; text-transform: uppercase; }
.safety-line b { font-weight: 500; }
.login-panel { display: flex; flex-direction: column; justify-content: center; align-items: center; padding: 48px; background: radial-gradient(circle at 50% 25%, rgba(255,255,255,.035), transparent 30%), #0a0a0c; }
.login-card { width: min(390px, 100%); }
.mobile-brand { display: none; }
.login-card h2 { margin: 0; font-size: 38px; letter-spacing: -.045em; }
.login-card .intro { margin: 12px 0 34px; color: #8e8e93; font-size: 14px; line-height: 1.5; }
.login-error { margin-bottom: 20px; padding: 12px 14px; border: 1px solid rgba(255,69,58,.22); border-radius: 12px; background: rgba(255,69,58,.08); color: #ff6961; font-size: 12px; line-height: 1.45; }
form > label { display: block; margin-bottom: 9px; color: #b4b4b8; font-size: 12px; font-weight: 620; }
.password-field { position: relative; }
.password-field input { width: 100%; height: 54px; padding: 0 70px 0 16px; border: 1px solid rgba(255,255,255,.14); border-radius: 13px; outline: none; background: rgba(255,255,255,.045); color: #fff; font-size: 15px; transition: border-color .18s, box-shadow .18s, background .18s; }
.password-field input:focus { border-color: #0a84ff; background: rgba(10,132,255,.055); box-shadow: 0 0 0 4px rgba(10,132,255,.14); }
.password-field button { position: absolute; right: 8px; top: 8px; height: 38px; padding: 0 11px; border: 0; background: transparent; color: #64b5ff; font-size: 11px; font-weight: 650; cursor: pointer; }
.sign-in { display: flex; justify-content: space-between; align-items: center; width: 100%; height: 54px; margin-top: 14px; padding: 0 18px; border: 0; border-radius: 13px; background: #0a84ff; color: #fff; font-size: 14px; font-weight: 680; cursor: pointer; box-shadow: 0 14px 36px rgba(10,132,255,.2); transition: transform .16s, background .16s; }
.sign-in:hover { background: #2994ff; }
.sign-in:active { transform: scale(.985); }
.sign-in span { font-size: 20px; font-weight: 400; }
.security-note { display: flex; gap: 12px; margin-top: 28px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.08); color: #636368; }
.security-note > span { color: #30d158; font-size: 10px; }
.security-note p { margin: 0; font-size: 11px; line-height: 1.55; }
.security-note strong { display: block; margin-bottom: 2px; color: #929297; font-size: 11px; }
footer { width: min(390px, 100%); margin-top: 80px; color: #48484c; font-size: 10px; letter-spacing: .04em; }
footer span { margin: 0 5px; }
@media (max-width: 850px) {
  .login-shell { grid-template-columns: 1fr; }
  .brand-stage { display: none; }
  .login-panel { min-height: 100vh; padding: 32px 24px; }
  .mobile-brand { display: flex; align-items: center; gap: 11px; margin-bottom: 64px; }
  .mobile-brand img { width: 43px; height: 30px; object-fit: contain; }
  .mobile-brand strong { font-size: 20px; }
  footer { margin-top: 60px; }
}