:root {
  --accent: #0F766E;
  --accent-soft: #D5F3EF;
  --ink: #15252A;
  --muted: #5F6F74;
  --bg: #F6F8F8;
  --surface: #FFFFFF;
  --border: #DDE5E6;
  --danger: #B42318;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.topbar { display: flex; align-items: center; justify-content: space-between; padding: 14px 28px; background: var(--surface); border-bottom: 1px solid var(--border); }
.brand { font-size: 20px; font-weight: 700; color: var(--ink); }
.brand span { color: var(--accent); }
.topnav { display: flex; gap: 18px; align-items: center; }
.topnav .who { color: var(--muted); font-size: 14px; }
.navlink { font-size: 15px; }

.page { max-width: 1080px; margin: 32px auto 64px; padding: 0 20px; }
h1 { font-size: 28px; margin: 0 0 8px; }
h2 { font-size: 19px; margin: 0 0 12px; }
.sub { color: var(--muted); margin: 0 0 24px; }
.muted { color: var(--muted); font-size: 14px; }

.card { background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 22px 24px; margin-bottom: 22px; }
.auth-card { max-width: 440px; margin: 40px auto; }

label { display: block; font-size: 14px; font-weight: 600; margin: 14px 0 6px; }
input[type="text"], input[type="email"], input[type="password"] {
  width: 100%; padding: 10px 12px; border: 1px solid var(--border); border-radius: 9px; font-size: 15px; background: var(--surface);
}
input:focus { outline: 2px solid var(--accent-soft); border-color: var(--accent); }
.chk { display: inline-flex; align-items: center; gap: 6px; font-weight: 400; margin: 0 14px 0 0; font-size: 14px; }
.chk input { width: auto; margin: 0; }
.chk-label { font-weight: 600; font-size: 14px; margin-right: 8px; }
.chk-row { display: flex; flex-wrap: wrap; align-items: center; margin: 14px 0; }
.chk-sm { font-weight: 400; }

.btn { display: inline-block; padding: 11px 20px; border-radius: 10px; border: 1px solid transparent; font-size: 15px; font-weight: 600; cursor: pointer; margin-top: 18px; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { filter: brightness(1.08); text-decoration: none; }
.btn-ghost { background: var(--surface); color: var(--ink); border-color: var(--border); }
.btn-ghost:hover { background: var(--bg); text-decoration: none; }
.btn-danger { background: #FEE4E2; color: var(--danger); border-color: #FECDC9; }
.btn-sm { padding: 6px 12px; font-size: 13px; margin-top: 0; }
.inline { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }

.alert { padding: 12px 16px; border-radius: 10px; font-size: 14px; margin-bottom: 16px; }
.alert-err { background: #FEE4E2; color: var(--danger); border: 1px solid #FECDC9; }
.alert-ok { background: var(--accent-soft); color: #0B5A54; border: 1px solid #A7E5DC; }
.alt { font-size: 14px; margin-top: 20px; color: var(--muted); }

.app-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 16px; margin-top: 8px; }
.app-card { background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 18px 20px; }
.app-card h3 { margin: 0 0 6px; font-size: 18px; }
.app-card p { margin: 0 0 10px; color: var(--muted); font-size: 14px; }
.app-off { opacity: 0.6; }
.app-card .btn { margin-top: 4px; }

.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th { text-align: left; color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: 0.04em; padding: 8px 10px; border-bottom: 1px solid var(--border); }
.table td { padding: 10px; border-bottom: 1px solid var(--border); vertical-align: middle; }
.badge { font-size: 11px; font-weight: 700; padding: 2px 8px; border-radius: 999px; }
.badge-warn { background: #FEF0C7; color: #93370D; }

.grid-form { display: flex; flex-wrap: wrap; gap: 0 18px; }
.grid-form > label, .grid-form > .chk, .grid-form > .chk-row { flex: 1 1 200px; }
.grid-form > label { flex-basis: 220px; }
@media (max-width: 640px) { .grid-form { flex-direction: column; } }