* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Segoe UI", Arial, sans-serif;
  background: #f4f6f9;
  color: #222;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.container { width: min(960px, 92%); margin: 0 auto; }

.topbar { background: #1e2a3a; color: #fff; padding: 12px 0; }
.topbar-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px; }
.brand { font-size: 20px; font-weight: 700; color: #fff; text-decoration: none; letter-spacing: .5px; }
.topbar nav { display: flex; gap: 16px; align-items: center; }
.topbar nav a { color: #cfd8e3; text-decoration: none; }
.topbar nav a:hover { color: #fff; }
.hello { color: #8fb3ff; font-size: 14px; }

main.container { flex: 1; padding: 24px 16px 40px; }

h1 { font-size: 32px; }
h2 { font-size: 26px; margin-top: 8px; }
h3 { font-size: 18px; margin: 8px 0; }

.hero { text-align: center; padding: 48px 0 24px; }
.hero p { color: #555; font-size: 18px; max-width: 560px; margin: 12px auto 24px; }
.btn-row { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; margin-top: 24px; }

.card {
  background: #fff;
  border: 1px solid #e2e6ec;
  border-radius: 10px;
  padding: 18px 20px;
  box-shadow: 0 1px 2px rgba(0,0,0,.04);
}
.stats { display: flex; gap: 16px; margin: 16px 0; flex-wrap: wrap; }
.stats .card { display: flex; flex-direction: column; align-items: center; min-width: 130px; }
.stats strong { font-size: 26px; }
.stats span { color: #777; }

.btn {
  display: inline-block;
  padding: 10px 18px;
  border-radius: 8px;
  border: 1px solid #ccd3dd;
  background: #fff;
  color: #1e2a3a;
  cursor: pointer;
  text-decoration: none;
  font-size: 14px;
  transition: background .15s;
}
.btn:hover { background: #f0f3f7; }
.btn-primary { background: #2563eb; border-color: #2563eb; color: #fff; }
.btn-primary:hover { background: #1d4fd7; }
.btn-danger { background: #dc3545; border-color: #dc3545; color: #fff; }
.btn-danger:hover { background: #bd2130; }
.btn-small { padding: 6px 12px; font-size: 13px; }

.auth-card {
  max-width: 420px;
  margin: 40px auto;
  background: #fff;
  border: 1px solid #e2e6ec;
  border-radius: 12px;
  padding: 28px 30px;
}
.form { display: flex; flex-direction: column; gap: 14px; margin-top: 8px; }
.form label { display: flex; flex-direction: column; gap: 6px; font-size: 14px; color: #333; }
.form input {
  padding: 10px 12px;
  border: 1px solid #ccd3dd;
  border-radius: 8px;
  font-size: 15px;
}
.form input:focus { outline: 2px solid #2563eb; border-color: transparent; }

.flash { padding: 12px 16px; border-radius: 8px; margin: 12px 0; font-size: 14px; }
.flash-success { background: #e6f4ea; color: #1e7e34; }
.flash-danger { background: #fdecea; color: #b02a37; }
.flash-warning { background: #fdf3e3; color: #946400; }
.flash-info { background: #e8f0fe; color: #1a56b0; }

.table { width: 100%; border-collapse: collapse; background: #fff; border-radius: 10px; overflow: hidden; }
.table th, .table td { padding: 10px 12px; text-align: left; border-bottom: 1px solid #eef1f5; font-size: 14px; }
.table th { background: #f0f3f7; font-weight: 600; }
.table tr:hover td { background: #fafbfd; }
.row-danger td { background: #fdecea; }
.row-danger:hover td { background: #fbd5d0; }

.inline-form { display: inline-block; margin: 0 4px; }
.num-input { width: 64px; padding: 6px; border: 1px solid #ccd3dd; border-radius: 6px; }

.badge {
  background: #2563eb; color: #fff; font-size: 11px;
  border-radius: 10px; padding: 2px 8px; margin-left: 6px; vertical-align: middle;
}
.badge-ok { background: #1e7e34; margin-left: 0; }
.badge-pending { background: #946400; margin-left: 0; }

.footer { background: #1e2a3a; color: #9aa7b8; text-align: center; padding: 14px 0; font-size: 13px; margin-top: 24px; }
.muted { color: #777; }
td { vertical-align: middle; }