:root {
  --bg: #eef3f8;
  --surface: #ffffff;
  --surface-soft: #f7fafc;
  --text: #182635;
  --muted: #657789;
  --line: #cbd8e4;
  --line-strong: #aebfce;
  --primary: #2f5f8d;
  --primary-dark: #244b72;
  --success: #28745b;
  --danger: #a84040;
  --shadow: 0 18px 45px rgba(32, 53, 76, 0.12);
}
* { box-sizing: border-box; }
html { min-width: 320px; color: var(--text); background: var(--bg); font: 15px/1.45 Inter, "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif; }
body { margin: 0; min-width: 320px; }
.login-layout { min-height: 100vh; display: grid; grid-template-columns: minmax(300px, .72fr) minmax(500px, 1.28fr); }
.login-brand { padding: 56px; display: flex; flex-direction: column; justify-content: center; color: #fff; background: #203f5d; border-right: 1px solid #17334d; }
.login-logo { width: 48px; height: 48px; margin-bottom: 36px; display: grid; place-items: center; color: var(--primary-dark); background: #fff; border-radius: 8px; font-size: 15px; font-weight: 800; }
.login-brand p { margin: 0 0 12px; color: #bed0df; font-size: 11px; font-weight: 800; text-transform: uppercase; }
.login-brand h1 { margin: 0; font-size: 38px; line-height: 1.05; font-weight: 600; }
.login-brand > span:last-child { max-width: 390px; margin-top: 18px; color: #d1deea; font-size: 15px; }
.login-panel { width: min(460px, calc(100% - 40px)); margin: auto; padding: 34px; background: var(--surface); border: 1px solid var(--line); border-radius: 8px; box-shadow: var(--shadow); }
.login-heading p { margin: 0 0 8px; color: var(--primary); font-size: 11px; font-weight: 800; text-transform: uppercase; }
.login-heading h2 { margin: 0; font-size: 28px; line-height: 1.15; font-weight: 600; }
.login-heading > span { display: block; margin-top: 9px; color: var(--muted); }
form { margin-top: 28px; display: grid; gap: 18px; }
label { display: grid; gap: 7px; font-size: 13px; font-weight: 650; }
input { width: 100%; min-height: 44px; padding: 9px 11px; color: var(--text); background: var(--surface); border: 1px solid var(--line-strong); border-radius: 6px; outline: 0; font: inherit; }
input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(47, 95, 141, .16); }
button { min-height: 44px; color: #fff; background: var(--primary); border: 1px solid var(--primary); border-radius: 6px; font: inherit; font-weight: 700; cursor: pointer; }
button:hover { background: var(--primary-dark); }
button:disabled { opacity: .62; cursor: wait; }
#login-error { min-height: 20px; margin: -4px 0; color: var(--danger); font-size: 13px; }
.login-panel footer { margin-top: 24px; padding-top: 17px; display: flex; align-items: center; gap: 8px; color: var(--muted); border-top: 1px solid var(--line); font-size: 12px; }
.login-panel footer span { width: 7px; height: 7px; border-radius: 50%; background: var(--success); }
@media (max-width: 760px) {
  .login-layout { grid-template-columns: 1fr; align-content: center; padding: 24px 0; }
  .login-brand { min-height: auto; padding: 24px; background: transparent; border: 0; color: var(--text); }
  .login-logo { width: 42px; height: 42px; margin-bottom: 18px; color: #fff; background: var(--primary); }
  .login-brand p { color: var(--primary); }
  .login-brand h1 { font-size: 30px; }
  .login-brand > span:last-child { color: var(--muted); font-size: 14px; }
  .login-panel { margin: 0 auto; padding: 26px 22px; box-shadow: none; }
}