:root {
  --bg: #f5f5f7;
  --panel: rgba(255, 255, 255, 0.78);
  --panel-strong: rgba(255, 255, 255, 0.94);
  --text: #1d1d1f;
  --muted: #6e6e73;
  --line: rgba(0, 0, 0, 0.08);
  --blue: #0071e3;
  --blue-dark: #005bb5;
  --danger: #b42318;
  --warning: #9a6700;
  --success: #127a3a;
  --purple: #6e45e2;
  --orange: #c56a00;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.10);
  --soft-shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 16px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(0, 113, 227, 0.16), transparent 36%),
    radial-gradient(circle at bottom right, rgba(90, 200, 250, 0.18), transparent 32%),
    var(--bg);
  color: var(--text);
}

a { color: inherit; text-decoration: none; }

.glass-card {
  background: var(--panel);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  backdrop-filter: blur(26px);
  -webkit-backdrop-filter: blur(26px);
}

.landing-shell,
.auth-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.hero-card,
.auth-panel {
  width: min(100%, 520px);
  border-radius: var(--radius-xl);
  padding: 42px;
  text-align: left;
}

.hero-card { width: min(100%, 720px); }

.brand-mark {
  width: 64px;
  height: 64px;
  border-radius: 20px;
  display: grid;
  place-items: center;
  color: white;
  background: linear-gradient(145deg, #0071e3, #5ac8fa);
  font-weight: 800;
  font-size: 28px;
  margin-bottom: 22px;
}

.brand-mark.small {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  font-size: 18px;
  margin-bottom: 0;
}

.eyebrow {
  color: var(--blue);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 12px;
  font-weight: 800;
  margin: 0 0 10px;
}

h1, h2, h3, p { margin-top: 0; }

h1 {
  font-size: clamp(36px, 6vw, 64px);
  letter-spacing: -0.055em;
  line-height: 0.95;
  margin-bottom: 18px;
}

.auth-panel h1,
.topbar h1 {
  font-size: clamp(34px, 4vw, 48px);
}

h2 {
  font-size: 28px;
  letter-spacing: -0.035em;
  margin-bottom: 0;
}

h3 {
  letter-spacing: -0.025em;
  margin-bottom: 8px;
}

.hero-copy,
.muted {
  color: var(--muted);
  line-height: 1.55;
}

.hero-copy { font-size: 19px; max-width: 560px; }
.hero-actions { margin-top: 28px; }

.button {
  border: 0;
  border-radius: 999px;
  padding: 13px 20px;
  font-size: 15px;
  font-weight: 750;
  cursor: pointer;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  transition: transform .2s ease, background .2s ease, box-shadow .2s ease;
}

.button:hover { transform: translateY(-1px); }

.button-primary {
  background: var(--blue);
  color: white;
  box-shadow: 0 12px 30px rgba(0, 113, 227, 0.26);
}

.button-primary:hover { background: var(--blue-dark); }
.button-secondary { background: rgba(0, 0, 0, 0.06); color: var(--text); }
.full-width { width: 100%; }

.form-stack {
  display: grid;
  gap: 16px;
  margin-top: 30px;
}

label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-weight: 650;
  font-size: 14px;
}

input {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--panel-strong);
  padding: 15px 16px;
  font-size: 16px;
  color: var(--text);
  outline: none;
}

input:focus {
  border-color: rgba(0, 113, 227, 0.55);
  box-shadow: 0 0 0 4px rgba(0, 113, 227, 0.12);
}

.message { min-height: 22px; color: var(--muted); margin: 18px 0 0; }
.message.error, .danger-text { color: var(--danger); }

.app-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 22px;
  padding: 22px;
}

.sidebar {
  border-radius: var(--radius-xl);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  position: sticky;
  top: 22px;
  height: calc(100vh - 44px);
}

.sidebar-brand { display: flex; align-items: center; gap: 12px; }
.sidebar-brand span { display: block; color: var(--muted); font-size: 13px; }

.nav-list { display: grid; gap: 6px; flex: 1; align-content: start; }

.nav-list a {
  padding: 12px 14px;
  border-radius: 14px;
  color: var(--muted);
  font-weight: 700;
  transition: background .2s ease, color .2s ease, transform .2s ease;
}

.nav-list a:hover,
.nav-list a.active {
  background: rgba(0, 113, 227, 0.10);
  color: var(--blue);
  transform: translateX(2px);
}

.sidebar-footer { display: grid; gap: 14px; }

.mini-profile {
  display: grid;
  grid-template-columns: 38px 1fr;
  gap: 10px;
  align-items: center;
  background: rgba(255, 255, 255, 0.56);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 10px;
}

.mini-profile span {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: rgba(0, 113, 227, 0.12);
  color: var(--blue);
  font-weight: 850;
}

.mini-profile strong,
.mini-profile small { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mini-profile small { color: var(--muted); margin-top: 2px; }

.main-content { display: grid; gap: 22px; align-content: start; min-width: 0; }

.topbar {
  border-radius: var(--radius-xl);
  padding: 28px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
}

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

.status-pill,
.soft-label,
.status-badge {
  border-radius: 999px;
  padding: 8px 12px;
  background: rgba(18, 122, 58, 0.10);
  color: var(--success);
  font-weight: 850;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .06em;
  white-space: nowrap;
}

.status-pill.warning,
.status-badge.warning { background: rgba(154, 103, 0, 0.12); color: var(--warning); }
.status-pill.danger,
.status-badge.danger { background: rgba(180, 35, 24, 0.12); color: var(--danger); }
.status-badge.blue { background: rgba(0, 113, 227, 0.10); color: var(--blue); }
.status-badge.neutral { background: rgba(0,0,0,.06); color: var(--muted); }

.metrics-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }

.metric-card,
.content-card,
.alert-card,
.mini-metric {
  border-radius: var(--radius-lg);
  padding: 24px;
}

.metric-card { position: relative; overflow: hidden; min-height: 154px; }
.metric-card::after {
  content: "";
  position: absolute;
  width: 110px;
  height: 110px;
  border-radius: 50%;
  right: -38px;
  bottom: -42px;
  background: rgba(0,113,227,.10);
}
.metric-card.accent-green::after { background: rgba(18,122,58,.12); }
.metric-card.accent-orange::after { background: rgba(197,106,0,.13); }
.metric-card.accent-purple::after { background: rgba(110,69,226,.12); }

.metric-card span,
.mini-metric span { color: var(--muted); font-weight: 700; }
.metric-card strong { display: block; margin-top: 12px; font-size: 46px; letter-spacing: -0.055em; }
.metric-card small,
.mini-metric small { color: var(--muted); }

.secondary-metrics .mini-metric { padding: 18px; box-shadow: var(--soft-shadow); }
.mini-metric strong { display: block; margin-top: 8px; font-size: 28px; letter-spacing: -0.04em; }

.dashboard-grid { display: grid; grid-template-columns: minmax(0, 1.7fr) minmax(320px, .8fr); gap: 22px; align-items: start; }
.side-stack { display: grid; gap: 22px; }

.section-heading { display: flex; justify-content: space-between; gap: 16px; align-items: flex-start; margin-bottom: 24px; }
.section-heading.compact { margin-bottom: 16px; }

.table-wrap { overflow-x: auto; }
.data-table { width: 100%; border-collapse: collapse; min-width: 780px; }
.data-table th { text-align: left; color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .08em; padding: 0 14px 12px; }
.data-table td { padding: 14px; border-top: 1px solid var(--line); vertical-align: middle; }
.data-table tbody tr:hover { background: rgba(255,255,255,.5); }
.empty-cell { text-align: center; color: var(--muted); padding: 34px !important; }

.child-cell strong, .route-card strong { display: block; }
.child-cell small, .route-card small { color: var(--muted); }

.settings-list { display: grid; gap: 10px; }
.setting-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.56);
  border-radius: 18px;
  padding: 14px;
}
.setting-row div span { display: block; font-weight: 800; }
.setting-row div small { color: var(--muted); }
.toggle-pill { padding: 7px 10px; border-radius: 999px; font-size: 12px; font-weight: 850; }
.toggle-pill.on { background: rgba(18,122,58,.10); color: var(--success); }
.toggle-pill.off { background: rgba(0,0,0,.06); color: var(--muted); }
.skeleton { min-height: 54px; background: linear-gradient(90deg, rgba(255,255,255,.35), rgba(255,255,255,.72), rgba(255,255,255,.35)); }

.quick-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.quick-action {
  border: 1px solid var(--line);
  background: rgba(255,255,255,.66);
  border-radius: 18px;
  padding: 16px 12px;
  font-weight: 800;
  color: var(--text);
  cursor: pointer;
  transition: transform .2s ease, background .2s ease;
}
.quick-action:hover { transform: translateY(-1px); background: rgba(0,113,227,.08); color: var(--blue); }

.profile-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.profile-grid > div,
.next-steps,
.empty-state {
  background: rgba(255, 255, 255, 0.62);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 18px;
}
.profile-grid strong { display: block; margin-top: 12px; overflow-wrap: anywhere; }
.next-steps { margin-top: 16px; }
.hidden { display: none; }

@media (max-width: 1180px) {
  .dashboard-grid { grid-template-columns: 1fr; }
}

@media (max-width: 980px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar { position: relative; height: auto; }
  .metrics-grid, .profile-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
  .hero-card, .auth-panel { padding: 28px; }
  .topbar, .section-heading { flex-direction: column; }
  .metrics-grid, .profile-grid, .quick-actions { grid-template-columns: 1fr; }
  .app-shell { padding: 12px; }
  h1 { font-size: 38px; }
}