:root {
  --dark: #131512;
  --dark2: #1d201d;
  --blue: #3697CA;
  --blue-d: #2a7aa5;
  --amber: #B7791F;
  --amber-bg: #FDF3DF;
  --red: #C0392B;
  --red-bg: #FBEAE8;
  --green: #1E7E4E;
  --green-bg: #E4F4EC;
  --grey: #7a8087;
  --line: #e4e8ec;
  --bg: #eef1f4;
  --card: #ffffff;
  --radius: 10px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: 'Inter', -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
  background: var(--bg); color: var(--dark); font-size: 14.5px; line-height: 1.5;
}
a { color: var(--blue); text-decoration: none; }

/* ---------- Login ---------- */
.login-wrap {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: radial-gradient(900px 600px at 70% 20%, #1d4e68 0%, #14232c 45%, #131512 80%);
  padding: 20px;
}
.login-card {
  width: 100%; max-width: 400px; background: var(--card); border-radius: 14px;
  padding: 38px 36px; box-shadow: 0 24px 60px rgba(0,0,0,.45);
}
.login-card .logo { display: block; margin: 0 auto 14px; height: 92px; }
.login-card h1 { font-size: 20px; text-align: center; margin-bottom: 2px; }
.login-card .sub { text-align: center; color: var(--grey); font-size: 13px; margin-bottom: 24px; }

/* ---------- Shell ---------- */
.shell { display: flex; min-height: 100vh; }
.sidebar {
  width: 232px; background: var(--dark); color: #fff; flex-shrink: 0;
  display: flex; flex-direction: column; padding: 22px 16px;
}
.sidebar .brand { display: flex; align-items: center; gap: 12px; padding: 0 8px 22px; border-bottom: 1px solid #2a2d2a; }
.sidebar .brand img { height: 52px; }
.sidebar .brand .t1 { font-weight: 800; letter-spacing: 1px; font-size: 15px; }
.sidebar .brand .t2 { color: var(--blue); font-size: 10.5px; font-weight: 700; letter-spacing: 1.5px; }
.sidebar nav { margin-top: 18px; flex: 1; }
.sidebar nav a {
  display: block; color: #cfd3d6; padding: 10px 12px; border-radius: 8px;
  font-weight: 600; font-size: 13.5px; margin-bottom: 4px;
}
.sidebar nav a:hover { background: var(--dark2); color: #fff; }
.sidebar nav a.active { background: var(--blue); color: #fff; }
.sidebar .foot { font-size: 11px; color: #6f7570; padding: 14px 8px 0; border-top: 1px solid #2a2d2a; }

.main { flex: 1; min-width: 0; }
.topbar {
  background: var(--card); border-bottom: 1px solid var(--line);
  padding: 14px 28px; display: flex; align-items: center; justify-content: space-between;
}
.topbar h1 { font-size: 18px; }
.topbar .who { font-size: 13px; color: var(--grey); }
.topbar .who b { color: var(--dark); }
.content { padding: 26px 28px 40px; max-width: 1180px; }

/* ---------- Components ---------- */
.grid { display: grid; gap: 18px; }
.grid.stats { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); margin-bottom: 22px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px 22px; }
.stat .n { font-size: 34px; font-weight: 800; line-height: 1.1; }
.stat .l { color: var(--grey); font-size: 12.5px; font-weight: 600; letter-spacing: .4px; text-transform: uppercase; margin-top: 4px; }
.stat.blue .n { color: var(--blue); }
.stat.amber .n { color: var(--amber); }
.stat.red .n { color: var(--red); }

.card h2 { font-size: 15.5px; margin-bottom: 14px; }
.toolbar { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-bottom: 16px; }
.toolbar .sp { flex: 1; }

table.data { width: 100%; border-collapse: collapse; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
table.data th {
  background: var(--dark); color: #fff; text-align: left; font-size: 12px;
  letter-spacing: .5px; padding: 10px 14px; font-weight: 700;
}
table.data td { padding: 10px 14px; border-top: 1px solid var(--line); font-size: 13.5px; vertical-align: middle; }
table.data tr:hover td { background: #f7fafc; }

.badge { display: inline-block; font-size: 11.5px; font-weight: 700; padding: 3px 10px; border-radius: 20px; white-space: nowrap; }
.badge-red { background: var(--red-bg); color: var(--red); }
.badge-amber { background: var(--amber-bg); color: var(--amber); }
.badge-green { background: var(--green-bg); color: var(--green); }
.badge-grey { background: #eceef0; color: var(--grey); }
.badge-blue { background: #E3F0F8; color: var(--blue-d); }

.btn {
  display: inline-block; background: var(--blue); color: #fff; font-weight: 700; font-size: 13.5px;
  padding: 9px 18px; border-radius: 8px; border: 0; cursor: pointer;
}
.btn:hover { background: var(--blue-d); }
.btn.dark { background: var(--dark); }
.btn.dark:hover { background: #000; }
.btn.ghost { background: transparent; color: var(--dark); border: 1.5px solid var(--line); }
.btn.small { padding: 6px 12px; font-size: 12.5px; }
.btn.danger { background: var(--red); }

form .field { margin-bottom: 14px; }
form label { display: block; font-weight: 600; font-size: 13px; margin-bottom: 5px; }
input[type=text], input[type=email], input[type=password], input[type=date], input[type=number], select, textarea {
  width: 100%; padding: 9px 12px; border: 1.5px solid var(--line); border-radius: 8px;
  font: inherit; background: #fff;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--blue); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 18px; }
.form-grid .full { grid-column: 1 / -1; }

.flash { background: var(--green-bg); color: var(--green); border: 1px solid #bfe3cf; padding: 11px 16px; border-radius: 8px; margin-bottom: 18px; font-weight: 600; }
.flash.err { background: var(--red-bg); color: var(--red); border-color: #efc4be; }
.empty { color: var(--grey); padding: 26px; text-align: center; }
.help { color: var(--grey); font-size: 12.5px; margin-top: 4px; }

/* ---------- Mobile ---------- */
.menu-btn { display: none; }
@media (max-width: 860px) {
  .shell { flex-direction: column; }
  .sidebar { width: 100%; flex-direction: row; align-items: center; padding: 10px 14px; flex-wrap: wrap; }
  .sidebar .brand { border: 0; padding: 0; }
  .sidebar .brand img { height: 40px; }
  .sidebar nav { display: flex; margin: 0 0 0 auto; overflow-x: auto; }
  .sidebar nav a { white-space: nowrap; padding: 8px 10px; margin: 0 2px; font-size: 12.5px; }
  .sidebar .foot { display: none; }
  .content { padding: 18px 14px 30px; }
  .topbar { padding: 12px 14px; flex-wrap: wrap; gap: 4px; }
  .topbar h1 { font-size: 16px; }
  .topbar .who { font-size: 11.5px; width: 100%; }
  .form-grid { grid-template-columns: 1fr; }
  table.data { display: block; overflow-x: auto; }
}