:root {
  --bg: #eef3f8;
  --bg-soft: #f6f9fc;
  --surface: #ffffff;
  --surface-2: #f1f6fb;
  --surface-3: #fbfdff;
  --border: #dbe6f1;
  --border-strong: #bcd0e4;
  --text: #12293f;
  --muted: #647c94;
  --primary: #0f5d7a;
  --primary-strong: #0a4258;
  --primary-deep: #0a2134;
  --accent: #c79037;
  --success: #127153;
  --danger: #a13636;
  --warning: #a36c1b;
  --shadow: 0 18px 45px rgba(19, 42, 68, 0.08);
  --radius: 24px;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  color: var(--text);
  font-family: "Segoe UI", "Trebuchet MS", sans-serif;
  background:
    radial-gradient(circle at top right, rgba(199, 144, 55, 0.12), transparent 22%),
    radial-gradient(circle at bottom left, rgba(15, 93, 122, 0.08), transparent 25%),
    linear-gradient(180deg, #eef4fa 0%, #f6f9fc 54%, #f0f5fb 100%);
}

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

button {
  cursor: pointer;
}

[hidden] {
  display: none !important;
}

.login-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 32px;
}

.login-panel {
  width: min(1180px, 100%);
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: 34px;
  padding: 40px;
  box-shadow: 0 40px 90px rgba(8, 32, 56, 0.12);
  backdrop-filter: blur(16px);
  display: grid;
  gap: 28px;
}

.login-brand {
  display: flex;
  gap: 20px;
  align-items: center;
}

.login-logo {
  width: 96px;
  height: 96px;
  border-radius: 28px;
  padding: 12px;
  background: linear-gradient(180deg, #0a2134 0%, #0f2f45 100%);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.15);
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--accent);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.login-brand h1,
.brand h1,
.topbar h2,
.hero-card h3,
.panel h3,
.table-panel h3,
.login-card h2,
.stat-card strong {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  letter-spacing: -0.02em;
}

.login-subtitle,
.subtext {
  color: var(--muted);
  line-height: 1.65;
  margin: 8px 0 0;
}

.login-cards,
.workspace-grid,
.meta-grid,
.stat-grid,
.grid {
  display: grid;
  gap: 18px;
}

.login-cards,
.workspace-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.meta-grid,
.stat-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.login-card,
.panel,
.table-panel,
.hero-card,
.stat-card,
.security-card,
.meta-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.login-card,
.panel,
.stat-card,
.meta-card {
  padding: 22px;
}

.login-card ul {
  margin: 0;
  padding-left: 20px;
  color: var(--muted);
  line-height: 1.7;
}

.status-banner {
  margin-top: 16px;
  border-radius: 16px;
  padding: 14px 16px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--primary-strong);
  font-weight: 600;
}

.login-actions,
.form-actions,
.hero-actions,
.topbar-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.large-action {
  min-width: 180px;
}

.primary,
.secondary {
  border-radius: 14px;
  border: none;
  padding: 13px 18px;
}

.primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-strong) 100%);
  color: #fff;
}

.secondary {
  background: var(--surface-2);
  color: var(--primary-strong);
  border: 1px solid var(--border);
}

.app-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 320px 1fr;
}

.sidebar {
  background: linear-gradient(180deg, #091e2f 0%, #0f2d42 100%);
  color: #edf6ff;
  padding: 26px 22px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.brand {
  display: flex;
  gap: 14px;
  align-items: center;
}

.brand-mark {
  width: 74px;
  height: 74px;
  border-radius: 20px;
  padding: 10px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.workspace-badge {
  display: grid;
  gap: 6px;
  padding: 16px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.badge-label {
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: #b7cede;
}

.workspace-pill,
.pill,
.status-chip {
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.workspace-pill {
  width: fit-content;
  padding: 7px 12px;
  background: rgba(199, 144, 55, 0.16);
  color: #f4d199;
  border: 1px solid rgba(199, 144, 55, 0.24);
}

.nav {
  display: grid;
  gap: 8px;
  max-height: calc(100vh - 360px);
  overflow: auto;
  padding-right: 4px;
}

.nav-link {
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.03);
  color: #edf7ff;
  padding: 13px 15px;
  border-radius: 16px;
  text-align: left;
}

.nav-link.active,
.nav-link:hover {
  background: rgba(199, 144, 55, 0.18);
  border-color: rgba(199, 144, 55, 0.34);
}

.security-card {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.1);
  color: #eef7ff;
  padding: 18px;
}

.security-card ul {
  margin: 10px 0 0;
  padding-left: 18px;
  color: #dbe9f4;
  line-height: 1.65;
}

.content {
  padding: 28px;
  display: grid;
  gap: 20px;
  align-content: start;
  min-width: 0;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 18px;
}

.pill {
  padding: 9px 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.9rem;
}

.hero-card,
.table-panel {
  padding: 24px;
}

.hero-card {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
}

.hero-card p:last-child,
.panel p:last-child,
.placeholder-panel p {
  margin-bottom: 0;
  color: var(--muted);
  line-height: 1.65;
}

.stat-card {
  display: grid;
  gap: 6px;
}

.stat-label {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.panel {
  min-width: 0;
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 14px;
}

.status-chip {
  background: var(--surface-2);
  color: var(--primary-strong);
  border: 1px solid var(--border);
  padding: 8px 12px;
  font-size: 0.85rem;
}

.form-grid,
.mapping-grid {
  display: grid;
  gap: 14px;
}

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

.mapping-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.field {
  display: grid;
  gap: 8px;
}

.field span {
  font-size: 0.9rem;
  color: var(--primary-strong);
  font-weight: 600;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text);
  border-radius: 14px;
  padding: 12px 14px;
  outline: none;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(15, 93, 122, 0.12);
}

.field-span {
  grid-column: 1 / -1;
}

.field-inline-note {
  align-content: end;
}

.inline-note {
  border: 1px dashed var(--border-strong);
  border-radius: 14px;
  background: var(--surface-2);
  color: var(--muted);
  padding: 12px 14px;
  line-height: 1.55;
}

.meta-list {
  color: var(--muted);
  line-height: 1.65;
  word-break: break-word;
  margin-top: 8px;
}

.table-panel {
  overflow: hidden;
}

.table-scroll {
  overflow: auto;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: #fff;
}

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

thead th {
  position: sticky;
  top: 0;
  background: #edf4fb;
  color: var(--primary-strong);
  font-size: 0.88rem;
  text-align: left;
}

th,
td {
  padding: 14px 12px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

tbody td {
  color: var(--muted);
}

tbody tr:hover td {
  background: #f8fbfe;
}

.table-action-btn {
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--primary-strong);
  border-radius: 10px;
  padding: 8px 10px;
}

.page {
  display: none;
  gap: 20px;
}

.page.active {
  display: grid;
}

.placeholder-panel {
  min-height: 220px;
}

.empty-state,
.empty-cell {
  color: var(--muted);
}

.text-signal {
  color: var(--danger);
  font-weight: 700;
}

.text-sparse {
  color: var(--warning);
  font-weight: 700;
}

.text-ok {
  color: var(--success);
  font-weight: 700;
}

.toast {
  position: fixed;
  right: 20px;
  bottom: 20px;
  min-width: 320px;
  max-width: 460px;
  padding: 16px 18px;
  border-radius: 16px;
  color: #fff;
  box-shadow: 0 20px 50px rgba(9, 22, 36, 0.2);
  z-index: 1000;
}

.toast.success {
  background: linear-gradient(135deg, #157757 0%, #0d5d42 100%);
}

.toast.error {
  background: linear-gradient(135deg, #b44343 0%, #8f2e2e 100%);
}

@media (max-width: 1360px) {
  .app-shell {
    grid-template-columns: 280px 1fr;
  }

  .meta-grid,
  .stat-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .mapping-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 1120px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: sticky;
    top: 0;
    z-index: 20;
    padding-bottom: 14px;
  }

  .nav {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    max-height: none;
  }

  .topbar,
  .hero-card,
  .login-brand,
  .workspace-grid,
  .login-cards {
    grid-template-columns: 1fr;
    display: grid;
  }
}

@media (max-width: 820px) {
  .content,
  .login-shell {
    padding: 18px;
  }

  .form-grid,
  .mapping-grid,
  .workspace-grid,
  .meta-grid,
  .stat-grid,
  .grid,
  .login-cards {
    grid-template-columns: 1fr;
  }

  .topbar-actions,
  .hero-actions,
  .login-actions {
    width: 100%;
  }

  .topbar-actions > *,
  .hero-actions > *,
  .login-actions > * {
    flex: 1 1 100%;
  }

  .nav {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}