:root {
  color-scheme: light;
  font-family: Arial, Helvetica, sans-serif;
  --bg: #f3f6f8;
  --surface: #ffffff;
  --surface-alt: #edf2f4;
  --text: #172026;
  --muted: #66737d;
  --line: #d9e1e6;
  --primary: #16645a;
  --primary-dark: #0f4b43;
  --accent: #d9b45a;
  --ink: #10232b;
  --warning: #fff5d6;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
}

button,
input,
select {
  font: inherit;
}

button {
  min-height: 42px;
  border: 0;
  border-radius: 6px;
  background: var(--primary);
  color: #ffffff;
  cursor: pointer;
  padding: 0 16px;
  font-weight: 700;
}

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

input,
select {
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0 12px;
  background: #ffffff;
  color: var(--text);
}

.hidden {
  display: none !important;
}

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

.login-layout {
  min-height: 100vh;
  display: grid;
  grid-template-columns: minmax(280px, 1fr) minmax(320px, 440px);
}

.brand-panel {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 24px;
  padding: 56px;
  background:
    linear-gradient(135deg, rgba(16, 35, 43, 0.92), rgba(22, 100, 90, 0.9)),
    radial-gradient(circle at 82% 18%, rgba(217, 180, 90, 0.24), transparent 34%),
    #10232b;
  color: #ffffff;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  color: #dbe9e7;
  font-size: 22px;
  font-weight: 800;
  text-transform: uppercase;
}

.brand-symbol {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 8px;
  background: #ffffff;
  color: var(--primary-dark);
  font-size: 28px;
}

.brand-panel h1 {
  margin: 0;
  max-width: 620px;
  font-size: 52px;
  line-height: 1;
  letter-spacing: 0;
}

.brand-panel p {
  max-width: 560px;
  color: #d8e8e5;
}

.brand-lead {
  margin: -8px 0 0;
  font-size: 18px;
  line-height: 1.55;
}

.brand-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(120px, 1fr));
  gap: 10px;
  max-width: 680px;
}

.brand-metrics div {
  min-height: 86px;
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
}

.brand-metrics strong,
.brand-metrics span {
  display: block;
}

.brand-metrics strong {
  margin-bottom: 6px;
  font-size: 18px;
}

.brand-metrics span {
  color: #c3d7d4;
  font-size: 13px;
}

.activity-preview {
  display: grid;
  gap: 10px;
  max-width: 520px;
  margin-top: 8px;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  background: rgba(16, 35, 43, 0.58);
}

.activity-row {
  display: grid;
  grid-template-columns: 18px 1fr;
  gap: 12px;
  align-items: start;
}

.activity-row strong,
.activity-row span {
  display: block;
}

.activity-row strong {
  margin-bottom: 4px;
}

.activity-row span {
  color: #c3d7d4;
  font-size: 13px;
}

.status-dot {
  width: 12px;
  height: 12px;
  margin-top: 4px;
  border-radius: 50%;
  background: #65d6a6;
  box-shadow: 0 0 0 5px rgba(101, 214, 166, 0.16);
}

.secondary-dot {
  background: var(--accent);
  box-shadow: 0 0 0 5px rgba(217, 180, 90, 0.18);
}

.activity-line {
  width: 1px;
  height: 18px;
  margin-left: 5px;
  background: rgba(255, 255, 255, 0.2);
}

.muted-row {
  opacity: 0.9;
}

.login-form {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 16px;
  padding: 48px;
  background: var(--surface);
}

.login-form h2 {
  margin: 0 0 8px;
}

label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-weight: 700;
}

.message {
  min-height: 20px;
  color: #a33a25;
}

.message.success {
  color: var(--primary);
}

.dashboard {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 260px 1fr;
}

.sidebar {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 32px;
  padding: 24px;
  background: #172026;
  color: #ffffff;
}

.sidebar h1,
.topbar h2,
.panel-header h2 {
  margin: 0;
  letter-spacing: 0;
}

.sidebar nav {
  display: grid;
  gap: 8px;
}

.nav-button,
.secondary {
  width: 100%;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.18);
  text-align: left;
}

.nav-button.active,
.nav-button:hover,
.secondary:hover {
  background: rgba(255, 255, 255, 0.12);
}

.content {
  padding: 24px;
}

.topbar,
.panel,
.notice {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 20px;
}

.badge {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  border-radius: 999px;
  padding: 0 12px;
  background: var(--surface-alt);
  color: var(--primary-dark);
  font-weight: 700;
}

.notice {
  margin-top: 16px;
  padding: 16px;
  background: var(--warning);
}

.panel {
  margin-top: 16px;
  padding: 20px;
}

.edit-panel {
  border-color: #9bb9b3;
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
}

.inline-form,
.user-form,
.site-form {
  display: grid;
  grid-template-columns: minmax(180px, 1fr) 140px 150px 120px;
  gap: 10px;
  margin-bottom: 16px;
}

.user-form {
  grid-template-columns: minmax(190px, 1fr) minmax(180px, 1fr) minmax(150px, 1fr) minmax(170px, 1fr) 190px 190px 110px;
}

.site-form {
  grid-template-columns: minmax(180px, 1fr) 140px 90px minmax(160px, 1fr) 190px 120px;
}

.edit-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(180px, 1fr));
  gap: 12px;
}

.edit-form label {
  color: var(--text);
}

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

.edit-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  grid-column: 1 / -1;
}

.edit-actions .secondary-action {
  background: var(--surface-alt);
  color: var(--text);
}

.edit-actions .secondary-action:hover {
  background: #dfe8ec;
}

.list {
  display: grid;
  gap: 10px;
}

.item {
  display: grid;
  gap: 4px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfcfd;
}

.item-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

.section-tools {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 14px;
}

.section-tools .secondary-action {
  background: var(--surface-alt);
  color: var(--text);
}

.section-tools .secondary-action:hover {
  background: #dfe8ec;
}

.item-actions button {
  min-height: 34px;
  padding: 0 12px;
}

.item-actions .danger {
  background: #a33a25;
}

.item-actions .danger:hover {
  background: #7f2d1d;
}

.item strong {
  font-size: 16px;
}

.item span {
  color: var(--muted);
}

.eyebrow {
  margin: 0 0 6px;
  color: inherit;
  opacity: 0.72;
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

@media (max-width: 820px) {
  .login-layout,
  .dashboard {
    grid-template-columns: 1fr;
  }

  .brand-panel,
  .login-form,
  .content,
  .sidebar {
    padding: 20px;
  }

  .brand-panel h1 {
    font-size: 34px;
  }

  .brand-metrics {
    grid-template-columns: 1fr;
  }

  .inline-form {
    grid-template-columns: 1fr;
  }

  .user-form {
    grid-template-columns: 1fr;
  }

  .site-form {
    grid-template-columns: 1fr;
  }

  .edit-form {
    grid-template-columns: 1fr;
  }
}