:root {
  --bg: #0f172a;
  --panel-bg: #f8fafc;
  --text: #0f172a;
  --muted: #64748b;
  --accent: #6366f1;
  --border: #e2e8f0;
  --danger: #dc2626;
  --ok: #16a34a;
}

* { box-sizing: border-box; }
body { margin: 0; font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif; color: var(--text); }
a { color: var(--accent); text-decoration: none; }

.site-header { display: flex; align-items: center; justify-content: space-between; padding: 1rem 2rem; border-bottom: 1px solid var(--border); }
.brand { font-weight: 700; font-size: 1.25rem; color: var(--text); }
.site-header nav { display: flex; gap: 1.25rem; align-items: center; }
.site-header nav a { color: var(--muted); font-weight: 500; }
main { padding: 2rem; max-width: 72rem; margin: 0 auto; }
.site-footer { padding: 2rem; text-align: center; color: var(--muted); border-top: 1px solid var(--border); }

.hero { padding: 4rem 1rem; text-align: center; }
.hero h1 { font-size: 3rem; margin-bottom: 1rem; }
.hero p { font-size: 1.25rem; color: var(--muted); max-width: 40rem; margin: 0 auto 2rem; }
.cta { display: inline-block; background: var(--accent); color: #fff; padding: 0.75rem 1.5rem; border-radius: 0.5rem; font-weight: 600; }

article { max-width: 44rem; }
article h1 { font-size: 2rem; }
article time { color: var(--muted); font-size: 0.85rem; }

table { width: 100%; border-collapse: collapse; background: #fff; }
th, td { text-align: left; padding: 0.6rem 0.75rem; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-size: 0.8rem; text-transform: uppercase; }
input, select, textarea, button { font: inherit; padding: 0.5rem 0.7rem; border: 1px solid var(--border); border-radius: 0.4rem; }
button { background: var(--accent); color: #fff; border: none; cursor: pointer; }
button.secondary { background: #fff; color: var(--text); border: 1px solid var(--border); }
.error { color: var(--danger); }
.ok { color: var(--ok); }
.notice {
  color: var(--muted);
  background: #fff;
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: 0.4rem;
  padding: 0.6rem 0.85rem;
  margin: 0.5rem 0;
}

.panel { display: grid; grid-template-columns: 14rem 1fr; min-height: 100vh; }
.panel-sidebar { background: var(--bg); color: #e2e8f0; padding: 1rem; display: flex; flex-direction: column; gap: 1rem; }
.panel-sidebar .brand { color: #fff; }
.panel-sidebar nav { display: flex; flex-direction: column; gap: 0.25rem; }
.panel-sidebar button { background: transparent; color: #cbd5e1; text-align: left; padding: 0.5rem 0.75rem; border-radius: 0.4rem; }
.panel-sidebar button.active { background: #1e293b; color: #fff; }
.panel-main { padding: 2rem; background: var(--panel-bg); }

.form-row { display: flex; gap: 0.75rem; flex-wrap: wrap; align-items: center; margin-bottom: 1rem; }
.note { color: var(--muted); font-size: 0.85rem; margin: 0.25rem 0 0; }
.badge { display: inline-block; font-size: 0.72rem; padding: 0.1rem 0.45rem; border-radius: 999px; background: #e2e8f0; color: #334155; margin-right: 0.25rem; }
.badge.default { background: #dcfce7; color: #166534; }
.field { display: flex; flex-direction: column; gap: 0.35rem; }
.field > span { font-size: 0.75rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.02em; }
.field input, .field select { min-width: 13rem; }
.field small { color: var(--muted); font-size: 0.78rem; }
.provider-form { display: flex; flex-wrap: wrap; gap: 1rem; align-items: flex-start; background: #fff; border: 1px solid var(--border); border-radius: 0.6rem; padding: 1rem; }
.provider-form button { margin-top: 1.25rem; }
.login-wrap { display: grid; place-items: center; min-height: 100vh; background: var(--bg); }
.login { background: #fff; padding: 2rem; border-radius: 0.75rem; width: 20rem; display: flex; flex-direction: column; gap: 0.75rem; }
.login h1 { margin: 0; font-size: 1.25rem; }
.login label { display: flex; flex-direction: column; gap: 0.25rem; font-size: 0.85rem; color: var(--muted); }
.divider { text-align: center; color: var(--muted); font-size: 0.85rem; margin: 0.25rem 0; }
.google-btn { display: flex; align-items: center; justify-content: center; gap: 0.5rem; border: 1px solid var(--border); border-radius: 0.4rem; padding: 0.5rem 0.7rem; color: var(--text); background: #fff; font-weight: 500; text-align: center; }
.google-btn:hover { background: #f1f5f9; }