:root {
  --primary: #0b5ed7;
  --primary-dark: #084298;
  --primary-soft: #e9f2ff;
  --ink: #14213d;
  --muted: #6b7280;
  --line: #dce3ef;
  --bg: #f6f8fb;
  --card: #ffffff;
  --danger: #b42318;
  --success: #087443;
  --warning: #b54708;
  --radius: 18px;
  --shadow: 0 16px 45px rgba(20, 33, 61, 0.10);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: var(--bg);
  color: var(--ink);
}

button, input, select, textarea {
  font: inherit;
}

button {
  border: 0;
  border-radius: 12px;
  cursor: pointer;
  padding: 11px 15px;
  font-weight: 700;
}

button.primary {
  background: var(--primary);
  color: white;
}

button.primary:hover { background: var(--primary-dark); }

button.secondary {
  background: var(--primary-soft);
  color: var(--primary-dark);
}

button.ghost, .button-link {
  background: transparent;
  color: var(--primary-dark);
  border: 1px solid var(--line);
}

.button-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  cursor: pointer;
  padding: 11px 15px;
  font-weight: 700;
  text-decoration: none;
}

button.danger {
  background: #fee4e2;
  color: var(--danger);
}

button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

input, select, textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px 13px;
  background: white;
  color: var(--ink);
}

textarea { min-height: 105px; resize: vertical; }

label {
  display: block;
  font-weight: 700;
  margin-bottom: 7px;
  color: #1f2937;
}

small { color: var(--muted); }

.container {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.navbar {
  background: rgba(255,255,255,0.92);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(10px);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 900;
  font-size: 20px;
}

.logo {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--primary), #37a2ff);
  color: white;
  font-weight: 900;
  box-shadow: 0 10px 25px rgba(11, 94, 215, 0.25);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.hero {
  padding: 54px 0 42px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(320px, 0.75fr);
  gap: 28px;
  align-items: stretch;
}

.hero-card, .card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.hero-card {
  padding: 42px;
  overflow: hidden;
  position: relative;
}

.hero-card:after {
  content: "";
  position: absolute;
  right: -110px;
  top: -110px;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: var(--primary-soft);
}

.kicker {
  color: var(--primary-dark);
  font-weight: 900;
  letter-spacing: .06em;
  text-transform: uppercase;
  font-size: 13px;
}

h1 {
  font-size: clamp(34px, 4.5vw, 58px);
  line-height: 1.03;
  margin: 12px 0 18px;
  max-width: 760px;
}

h2 { margin: 0 0 14px; font-size: 26px; }
h3 { margin: 0 0 12px; font-size: 20px; }
p { line-height: 1.58; color: #344054; }

.hero-actions {
  display: flex;
  gap: 12px;
  margin-top: 24px;
  flex-wrap: wrap;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 28px;
}

.feature {
  background: #f8fbff;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 16px;
}

.feature strong { display: block; margin-bottom: 6px; }
.feature span { color: var(--muted); font-size: 14px; line-height: 1.45; display: block; }

.login-card { padding: 28px; }
.login-card .field { margin-bottom: 15px; }

.login-help {
  background: #f8fbff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 13px;
  margin-top: 18px;
  font-size: 14px;
}

.app-shell {
  min-height: 100vh;
}

.tabs {
  display: flex;
  gap: 8px;
  padding: 16px 0;
  overflow-x: auto;
}

.tab {
  background: white;
  border: 1px solid var(--line);
  color: #344054;
  white-space: nowrap;
}

.tab.active {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
}

.page-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 16px;
  margin: 18px 0 20px;
}

.page-header p { margin: 5px 0 0; }

.grid {
  display: grid;
  gap: 18px;
}

.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid.four { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.card { padding: 22px; }

.stat {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.stat .number {
  font-size: 34px;
  font-weight: 900;
  color: var(--primary-dark);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 15px;
}

.form-grid .full { grid-column: 1 / -1; }

.list { display: grid; gap: 13px; }

.list-item {
  border: 1px solid var(--line);
  background: white;
  border-radius: 16px;
  padding: 16px;
}

.item-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 15px;
}

.item-row .actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 5px 9px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 800;
  background: var(--primary-soft);
  color: var(--primary-dark);
  margin: 3px 5px 3px 0;
}

.badge.success { background: #dcfae6; color: var(--success); }
.badge.warning { background: #fef0c7; color: var(--warning); }
.badge.danger { background: #fee4e2; color: var(--danger); }
.badge.muted { background: #eef2f6; color: #475467; }

.table-wrap { overflow-x: auto; }

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 760px;
}

th, td {
  text-align: left;
  padding: 13px 12px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

th {
  background: #f8fbff;
  color: #344054;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: .04em;
}

.alert {
  border-radius: 14px;
  padding: 13px 15px;
  margin: 14px 0;
  border: 1px solid var(--line);
  background: #f8fbff;
  color: #344054;
}

.alert.success { background: #ecfdf3; border-color: #abefc6; color: var(--success); }
.alert.error { background: #fef3f2; border-color: #fecdca; color: var(--danger); }
.alert.warn { background: #fffaeb; border-color: #fedf89; color: var(--warning); }

.empty {
  padding: 26px;
  border: 1px dashed #b7c7de;
  border-radius: 16px;
  background: #f8fbff;
  text-align: center;
  color: var(--muted);
}

.footer-note {
  color: var(--muted);
  font-size: 13px;
  margin: 24px 0 40px;
  text-align: center;
}

@media (max-width: 900px) {
  .hero-grid, .grid.two, .grid.three, .grid.four, .form-grid { grid-template-columns: 1fr; }
  .hero-card { padding: 28px; }
  .page-header { align-items: flex-start; flex-direction: column; }
  .feature-grid { grid-template-columns: 1fr; }
  .item-row { flex-direction: column; }
  .item-row .actions { justify-content: flex-start; }
}