:root {
  color-scheme: dark;
  --bg: #08090d;
  --panel: #111319;
  --line: #282c38;
  --text: #f4f5f7;
  --muted: #8d94a5;
  --accent: #bcff3c;
  --accent-soft: rgba(188, 255, 60, .12);
  --danger: #ff6b78;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(circle at 70% 0%, rgba(74, 94, 43, .22), transparent 34rem), var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
.login-shell { display: grid; min-height: 100vh; place-items: center; padding: 22px; }
.login-card { width: min(100%, 430px); border: 1px solid var(--line); border-radius: 22px; background: rgba(17, 19, 25, .94); padding: 30px; box-shadow: 0 30px 90px rgba(0, 0, 0, .34); }
.logo { display: block; width: 52px; height: 52px; margin-bottom: 22px; border-radius: 14px; object-fit: cover; }
.eyebrow { margin: 0 0 8px; color: var(--accent); font-size: 11px; font-weight: 800; letter-spacing: .16em; }
h1 { margin: 0 0 10px; font-size: 35px; letter-spacing: -.06em; }
.copy { margin: 0 0 24px; color: var(--muted); font-size: 14px; line-height: 1.65; }
label span { display: block; margin: 14px 0 7px; color: #c3c8d2; font-size: 13px; font-weight: 700; }
input { width: 100%; border: 1px solid var(--line); border-radius: 10px; outline: none; background: #0c0e13; color: var(--text); padding: 13px; font: inherit; }
input:focus { border-color: #6f912b; box-shadow: 0 0 0 3px var(--accent-soft); }
button { width: 100%; margin-top: 20px; border: 0; border-radius: 10px; background: var(--accent); color: #15180f; padding: 13px 18px; cursor: pointer; font: inherit; font-weight: 800; }
button:disabled { cursor: wait; opacity: .65; }
.error { min-height: 18px; margin: 13px 0 0; color: var(--danger); font-size: 12px; }