@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@300;400;500;600&family=DM+Mono:wght@400;500&display=swap');

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #f7f6f3;
  --surface: #ffffff;
  --border: #e5e3de;
  --text: #1a1917;
  --muted: #8a8880;
  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --success: #16a34a;
  --warning: #d97706;
  --danger: #dc2626;
  --radius: 10px;
  --shadow: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.04);
}

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
  font-size: 15px;
}

/* Layout */
.page-center {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.container {
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
  padding: 32px 24px;
}

/* Card */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
  box-shadow: var(--shadow);
}

.card-sm {
  max-width: 420px;
  width: 100%;
}

/* Nav */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 0 32px;
  height: 56px;
  position: sticky;
  top: 0;
  z-index: 10;
}

.nav-brand {
  font-weight: 600;
  font-size: 15px;
  letter-spacing: -0.01em;
  color: var(--text);
  text-decoration: none;
}

.nav-brand span {
  color: var(--accent);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 13px;
  color: var(--muted);
}

.nav-right a {
  color: var(--muted);
  text-decoration: none;
  transition: color 0.15s;
}

.nav-right a:hover { color: var(--text); }

/* Typography */
h1 { font-size: 22px; font-weight: 600; letter-spacing: -0.02em; margin-bottom: 6px; }
h2 { font-size: 17px; font-weight: 500; letter-spacing: -0.01em; margin-bottom: 16px; }
.subtitle { color: var(--muted); font-size: 14px; margin-bottom: 32px; }
.label { font-size: 12px; font-weight: 500; color: var(--muted); text-transform: uppercase; letter-spacing: 0.06em; }

/* Form */
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 13px; font-weight: 500; color: var(--muted); margin-bottom: 6px; }

input[type="text"], input[type="password"], input[type="email"], select {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 7px;
  font-size: 14px;
  font-family: inherit;
  background: var(--bg);
  color: var(--text);
  transition: border-color 0.15s, box-shadow 0.15s;
  outline: none;
}

input:focus, select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
  background: white;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 7px;
  font-size: 14px;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  border: none;
  transition: all 0.15s;
  text-decoration: none;
}

.btn-primary {
  background: var(--accent);
  color: white;
  width: 100%;
  padding: 12px;
}
.btn-primary:hover { background: var(--accent-hover); }

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-outline:hover { background: var(--bg); }

.btn-success { background: var(--success); color: white; }
.btn-success:hover { background: #15803d; }

.btn-danger { background: var(--danger); color: white; }
.btn-danger:hover { background: #b91c1c; }

.btn-lg { padding: 14px 28px; font-size: 15px; }
.btn-full { width: 100%; }

/* Alerts */
.alert {
  padding: 12px 16px;
  border-radius: 7px;
  font-size: 14px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.alert-success { background: #f0fdf4; color: #15803d; border: 1px solid #bbf7d0; }
.alert-warning { background: #fffbeb; color: #92400e; border: 1px solid #fde68a; }
.alert-danger  { background: #fef2f2; color: #991b1b; border: 1px solid #fecaca; }
.alert-info    { background: #eff6ff; color: #1e40af; border: 1px solid #bfdbfe; }

/* Table */
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
thead { background: var(--bg); }
th { padding: 11px 16px; text-align: left; font-size: 12px; font-weight: 500; color: var(--muted); text-transform: uppercase; letter-spacing: 0.05em; border-bottom: 1px solid var(--border); }
td { padding: 13px 16px; border-bottom: 1px solid var(--border); color: var(--text); }
tr:last-child td { border-bottom: none; }
tbody tr:hover { background: var(--bg); }

/* Badge */
.badge {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 99px;
  font-size: 11px;
  font-weight: 500;
  font-family: 'DM Mono', monospace;
}
.badge-green  { background: #dcfce7; color: #15803d; }
.badge-yellow { background: #fef9c3; color: #854d0e; }
.badge-red    { background: #fee2e2; color: #991b1b; }
.badge-gray   { background: #f1f0ed; color: #6b7280; }

/* Stats row */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 16px; margin-bottom: 28px; }
.stat-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; }
.stat-card .stat-value { font-size: 26px; font-weight: 600; letter-spacing: -0.03em; }
.stat-card .stat-label { font-size: 12px; color: var(--muted); margin-top: 2px; }

/* Section header */
.section-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }

/* Divider */
.divider { border: none; border-top: 1px solid var(--border); margin: 24px 0; }

/* Logo mark */
.logo { display: flex; align-items: center; gap: 8px; margin-bottom: 28px; }
.logo-icon { width: 34px; height: 34px; background: var(--accent); border-radius: 8px; display: flex; align-items: center; justify-content: center; }
.logo-icon svg { width: 18px; height: 18px; fill: white; }
.logo-text { font-weight: 600; font-size: 16px; letter-spacing: -0.01em; }