:root {
  --bg: #f2f0eb;
  --surface: #ffffff;
  --ink: #1c1c1a;
  --muted: #777770;
  --rule: #dedbd3;
  --accent: #1a4068;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--ink);
  background: var(--bg);
}
* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; background: var(--bg); }
a { color: var(--accent); }
.site-header {
  display: flex; justify-content: space-between; align-items: center; gap: 20px;
  padding: 16px clamp(20px, 5vw, 48px); background: var(--ink); color: white;
}
.brand { color: white; font-weight: 700; text-decoration: none; }
.header-actions { display: flex; align-items: center; gap: 16px; font-size: 14px; }
.header-actions form { margin: 0; }
.link-button { padding: 0; border: 0; background: transparent; color: white; text-decoration: underline; cursor: pointer; font: inherit; }
.page { width: min(760px, calc(100% - 40px)); margin: 0 auto; padding: 56px 0; }
.hero { margin-bottom: 32px; }
h1 { margin: 0 0 12px; font-size: clamp(30px, 6vw, 44px); line-height: 1.15; }
.eyebrow { margin: 0 0 10px; color: var(--muted); font-size: 12px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.muted { color: var(--muted); line-height: 1.65; }
.cards { display: grid; gap: 16px; }
.card { display: block; padding: 24px; border: 1px solid var(--rule); border-radius: 8px; background: var(--surface); color: inherit; text-decoration: none; }
.card:hover { border-color: var(--muted); }
.card strong, .card span { display: block; }
.card strong { margin-bottom: 8px; font-size: 19px; }
.card span { color: var(--muted); }
.login-card { width: min(430px, 100%); margin: 5vh auto 0; padding: clamp(24px, 6vw, 40px); border: 1px solid var(--rule); border-radius: 10px; background: var(--surface); }
.login-form { display: grid; gap: 10px; margin-top: 28px; }
.login-form label { margin-top: 8px; font-weight: 700; }
.login-form input { width: 100%; padding: 12px 14px; border: 1px solid var(--rule); border-radius: 5px; font: inherit; }
.login-form button { margin-top: 14px; padding: 12px 18px; border: 0; border-radius: 5px; background: var(--ink); color: white; cursor: pointer; font: inherit; font-weight: 700; }
.flash { margin-bottom: 20px; padding: 12px 14px; border: 1px solid var(--rule); border-radius: 5px; background: var(--surface); }
.flash-error { border-color: #c98b8b; background: #fff2f2; }