:root {
  color-scheme: dark;
  --ink: #f0eee6;
  --muted: #9b9e96;
  --dim: #6e726a;
  --bg: #11130f;
  --panel: #181b16;
  --line: #33372f;
  --acid: #d8ff55;
  --orange: #ff7a43;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  background: radial-gradient(circle at 76% -8%, rgba(216, 255, 85, .11), transparent 31rem), var(--bg);
  color: var(--ink);
  font-family: "Avenir Next", Avenir, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}
.login-shell { min-height: 100vh; display: grid; place-items: center; padding: max(24px, env(safe-area-inset-top)) 24px max(24px, env(safe-area-inset-bottom)); }
.login-card { width: min(100%, 430px); padding: 42px; border: 1px solid var(--line); background: rgba(24, 27, 22, .88); box-shadow: 0 28px 90px rgba(0, 0, 0, .35); }
.brand-mark { width: 45px; display: grid; gap: 5px; margin-bottom: 42px; }
.brand-mark span { display: block; height: 5px; background: var(--acid); }
.brand-mark span:nth-child(1) { width: 45px; }
.brand-mark span:nth-child(2) { width: 30px; }
.brand-mark span:nth-child(3) { width: 15px; }
.eyebrow { margin: 0 0 10px; color: var(--acid); font: 700 10px "SFMono-Regular", Menlo, monospace; letter-spacing: .16em; text-transform: uppercase; }
h1 { margin: 0; font: 400 56px/.8 "Iowan Old Style", "Palatino Linotype", serif; letter-spacing: -.055em; }
.intro { margin: 28px 0 30px; color: var(--muted); font-size: 13px; line-height: 1.6; }
.error { margin: -10px 0 20px; padding: 11px 13px; border-left: 3px solid var(--orange); background: rgba(255, 122, 67, .08); color: #ffc1a8; font-size: 12px; }
form { display: grid; gap: 18px; }
label { display: grid; gap: 7px; color: var(--muted); font: 700 9px "SFMono-Regular", Menlo, monospace; letter-spacing: .12em; text-transform: uppercase; }
input { width: 100%; height: 48px; padding: 0 13px; border: 1px solid var(--line); border-radius: 0; outline: 0; background: var(--bg); color: var(--ink); font: 15px "SFMono-Regular", Menlo, monospace; }
input:focus { border-color: var(--acid); box-shadow: 0 0 0 1px var(--acid); }
button { display: flex; justify-content: space-between; align-items: center; height: 50px; margin-top: 5px; padding: 0 16px; border: 1px solid var(--acid); background: var(--acid); color: #11130f; cursor: pointer; font: 800 12px "Avenir Next", Avenir, sans-serif; }
button:hover { background: #e4ff82; }
button span { font-size: 20px; font-weight: 400; }
.note { margin: 18px 0 0; color: var(--dim); font: 9px "SFMono-Regular", Menlo, monospace; letter-spacing: .08em; text-align: center; text-transform: uppercase; }

@media (max-width: 520px) {
  .login-shell { align-items: stretch; padding: 0; }
  .login-card { min-height: 100vh; width: 100%; padding: calc(36px + env(safe-area-inset-top)) 26px calc(28px + env(safe-area-inset-bottom)); border: 0; display: flex; flex-direction: column; justify-content: center; }
  .brand-mark { margin-bottom: 34px; }
  h1 { font-size: 52px; }
}