/*
 *= require_tree ./admin
 *= require_self
 */

:root {
  --color-bg: #f5f7f9;
  --color-surface: #fff;
  --color-text: #1a1d23;
  --color-text-dim: #4a5568;
  --color-border: #dde3ea;
  --color-primary: #1a6b8a;
  --color-danger: #9b2c2c;
  --color-success: #276749;
  --color-success-bg: #f0fff4;
  --color-danger-bg: #fff5f5;
}

* { box-sizing: border-box; }
body { margin: 0; font-family: -apple-system, "Segoe UI", Roboto, sans-serif; color: var(--color-text); background: var(--color-bg); }
a { color: var(--color-primary); text-decoration: none; }
a:hover { opacity: 0.85; }

.app-header { display: flex; align-items: center; justify-content: space-between; padding: 12px 24px; background: var(--color-surface); border-bottom: 1px solid var(--color-border); }
.app-brand { font-weight: 600; color: var(--color-text); font-size: 16px; }
.app-logout { font-size: 13px; color: var(--color-text-dim); }
.app-main { max-width: 1200px; margin: 0 auto; padding: 24px; }

.flash { padding: 10px 14px; border-radius: 6px; margin-bottom: 16px; font-size: 14px; }
.flash-notice { background: var(--color-success-bg); color: var(--color-success); }
.flash-alert { background: var(--color-danger-bg); color: var(--color-danger); }

.auth-card { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: 8px; padding: 32px; max-width: 420px; margin: 80px auto; text-align: center; }
.btn { display: inline-block; padding: 10px 18px; background: var(--color-primary); color: #fff; border-radius: 6px; border: 0; cursor: pointer; font-size: 14px; }