:root {
  --navy: #0F2B5B;
  --navy-700: #0c2249;
  --navy-800: #091a38;
  --primary: #0F2B5B;
  --accent: #1a65d6;
  --primary-400: #3d83f6;
  --secondary: #00B4D8;
  --teal-600: #0891b2;
  --cyan-300: #67e8f9;
  --dark: #0A1628;
  --light: #f0f4f8;
  --ink: #0f1b2e;
  --text-primary: #0f1b2e;
  --text-secondary: #5a6b85;
  --text-muted: #94a3b8;
  --muted: #5a6b85;
  --faint: #94a3b8;
  --border: #e6ebf3;
  --line2: #eef2f8;
  --good: #059669;
  --success: #10b981;
  --warn: #d97706;
  --warning: #d97706;
  --crit: #e11d48;
  --danger: #e11d48;
  --info: #3b82f6;
  --glass-bg: rgba(255, 255, 255, 0.78);
  --glass-border: rgba(15, 43, 91, 0.09);
  --card-bg: #ffffff;
  --shadow: 0 1px 3px rgba(15, 43, 91, 0.07), 0 10px 30px rgba(15, 43, 91, 0.06);
  --shadow-hover: 0 18px 48px rgba(15, 43, 91, 0.16);
  --grad: linear-gradient(135deg, var(--primary), var(--secondary));
  --btn-grad: linear-gradient(90deg, var(--primary), var(--accent) 55%, var(--teal-600));
  --sans: Inter, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --sidebar-w: 256px;
  --radius: 14px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  font-family: var(--sans);
  color: var(--text-primary);
  background:
    radial-gradient(1200px 600px at 100% -10%, rgba(0, 180, 216, 0.08), transparent 60%),
    radial-gradient(1000px 700px at -10% 110%, rgba(15, 43, 91, 0.07), transparent 55%),
    var(--light);
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code, .mono { font-family: "SF Mono", ui-monospace, Menlo, Consolas, monospace; font-size: 0.86em; }

.text-secondary { color: var(--text-secondary); }
.hidden { display: none !important; }

.app {
  display: grid;
  grid-template-columns: var(--sidebar-w) 1fr;
  min-height: 100vh;
}

.sidebar {
  position: sticky;
  top: 0;
  align-self: start;
  height: 100vh;
  display: flex;
  flex-direction: column;
  background: linear-gradient(180deg, var(--navy), var(--navy-800));
  color: #e8eefb;
  padding: 1.1rem 0.9rem;
  overflow-y: auto;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.4rem 0.5rem 1rem;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 11px;
  background: linear-gradient(135deg, var(--secondary), var(--accent));
  display: grid;
  place-items: center;
  color: #fff;
  font-weight: 800;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  flex: none;
  box-shadow: 0 6px 16px rgba(0, 180, 216, 0.3);
  overflow: hidden;
}
.brand-mark img { width: 100%; height: 100%; object-fit: cover; }

.brand-name { font-weight: 700; font-size: 1rem; line-height: 1.1; color: #fff; }
.brand-sub { font-size: 0.72rem; color: rgba(232, 238, 251, 0.62); letter-spacing: 0.02em; }

.nav-group { margin-top: 0.9rem; }
.nav-group-title {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: rgba(232, 238, 251, 0.45);
  padding: 0 0.65rem 0.35rem;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.6rem 0.7rem;
  border-radius: 10px;
  color: rgba(232, 238, 251, 0.82);
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 500;
  border: 1px solid transparent;
  user-select: none;
}
.nav-item i { width: 18px; text-align: center; font-size: 0.92rem; opacity: 0.85; }
.nav-item:hover { background: rgba(255, 255, 255, 0.06); text-decoration: none; color: #fff; }
.nav-item.active {
  background: linear-gradient(90deg, rgba(0, 180, 216, 0.22), rgba(26, 101, 214, 0.16));
  border-color: rgba(0, 180, 216, 0.35);
  color: #fff;
}
.nav-item .nav-badge {
  margin-left: auto;
  background: rgba(0, 180, 216, 0.25);
  color: var(--cyan-300);
  border-radius: 999px;
  font-size: 0.68rem;
  font-weight: 700;
  padding: 0.05rem 0.45rem;
}

.sidebar-footer {
  margin-top: auto;
  padding-top: 0.9rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}
.sf-user { display: flex; align-items: center; gap: 0.6rem; padding: 0.35rem 0.45rem; }
.sf-avatar {
  width: 34px; height: 34px; border-radius: 50%;
  background: linear-gradient(135deg, var(--secondary), var(--accent));
  display: grid; place-items: center; color: #fff; font-weight: 700; font-size: 0.8rem; flex: none;
}
.sf-name { font-size: 0.82rem; font-weight: 600; color: #fff; line-height: 1.1; }
.sf-email { font-size: 0.7rem; color: rgba(232, 238, 251, 0.55); word-break: break-all; }
.sf-logout {
  display: flex; align-items: center; gap: 0.5rem; width: 100%;
  margin-top: 0.5rem; padding: 0.5rem 0.65rem; border-radius: 9px;
  background: rgba(255, 255, 255, 0.05); color: rgba(232, 238, 251, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.08); cursor: pointer; font-size: 0.82rem; font-weight: 600;
  font-family: var(--sans);
}
.sf-logout:hover { background: rgba(225, 29, 72, 0.16); border-color: rgba(225, 29, 72, 0.35); color: #fff; }
.sf-powered { text-align: center; font-size: 0.66rem; color: rgba(232, 238, 251, 0.4); margin-top: 0.6rem; }

.main { min-width: 0; padding: 1.5rem 1.75rem 3rem; }

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}
.topbar h1 {
  margin: 0;
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.header-actions { display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; }

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.stat-card, .glass-card {
  background: var(--card-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.stat-card { padding: 1.1rem 1.2rem; position: relative; overflow: hidden; }
.stat-card::before {
  content: "";
  position: absolute; inset: 0 auto 0 0; width: 4px;
  background: var(--grad);
}
.stat-icon {
  width: 40px; height: 40px; border-radius: 11px;
  display: grid; place-items: center; margin-bottom: 0.7rem;
  background: rgba(15, 43, 91, 0.1); color: var(--primary); font-size: 1rem;
}
.stat-icon.secondary { background: rgba(0, 180, 216, 0.14); color: var(--teal-600); }
.stat-icon.accent { background: rgba(26, 101, 214, 0.14); color: var(--accent); }
.stat-icon.warning { background: rgba(217, 119, 6, 0.14); color: var(--warn); }
.stat-icon.danger { background: rgba(225, 29, 72, 0.14); color: var(--crit); }
.stat-value { font-size: 1.7rem; font-weight: 800; line-height: 1; letter-spacing: -0.02em; }
.stat-label { font-size: 0.78rem; color: var(--text-secondary); margin-top: 0.35rem; }

.form-group { margin-bottom: 0.9rem; }
.form-label { display: block; font-size: 0.8rem; font-weight: 600; margin-bottom: 0.35rem; color: var(--text-primary); }
.form-help { font-size: 0.75rem; color: var(--text-muted); margin-top: 0.3rem; }
.form-control {
  width: 100%;
  padding: 0.6rem 0.8rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #fff;
  color: var(--text-primary);
  font-size: 0.9rem;
  font-family: var(--sans);
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.form-control:focus { border-color: var(--secondary); box-shadow: 0 0 0 3px rgba(0, 180, 216, 0.15); }
select.form-control { appearance: none; -webkit-appearance: none; }
input[type="color"].form-control { padding: 0.2rem; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.6rem 1rem;
  border-radius: 10px;
  border: 1px solid transparent;
  font-size: 0.88rem;
  font-weight: 600;
  font-family: var(--sans);
  cursor: pointer;
  line-height: 1.1;
  white-space: nowrap;
  transition: transform 0.12s, box-shadow 0.15s, background 0.15s, opacity 0.15s;
  text-decoration: none;
}
.btn:hover { text-decoration: none; }
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--btn-grad); color: #fff; box-shadow: 0 6px 16px rgba(15, 43, 91, 0.22); }
.btn-primary:hover { box-shadow: var(--shadow-hover); }
.btn-secondary {
  background: rgba(15, 43, 91, 0.05);
  color: var(--text-primary);
  border-color: var(--border);
}
.btn-secondary:hover { background: rgba(15, 43, 91, 0.09); }
.btn-outline { background: transparent; border-color: var(--border); color: var(--text-primary); }
.btn-outline:hover { background: rgba(15, 43, 91, 0.05); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { background: #be123c; }
.btn-sm { padding: 0.4rem 0.7rem; font-size: 0.8rem; }
.btn-xs { padding: 0.28rem 0.55rem; font-size: 0.73rem; border-radius: 8px; }
.btn-lg { padding: 0.8rem 1.1rem; font-size: 0.95rem; }
.btn:disabled { opacity: 0.55; cursor: not-allowed; }

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.18rem 0.55rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
  background: rgba(90, 107, 133, 0.14);
  color: var(--text-secondary);
  line-height: 1.2;
}
.badge-success { background: rgba(5, 150, 105, 0.14); color: var(--good); }
.badge-warning { background: rgba(217, 119, 6, 0.15); color: var(--warn); }
.badge-danger { background: rgba(225, 29, 72, 0.14); color: var(--crit); }
.badge-info { background: rgba(59, 130, 246, 0.14); color: var(--info); }
.badge-primary { background: rgba(26, 101, 214, 0.14); color: var(--accent); }
.badge-secondary { background: rgba(90, 107, 133, 0.14); color: var(--text-secondary); }

.table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
.table th {
  text-align: left;
  padding: 0.7rem 1rem;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
  font-weight: 700;
  white-space: nowrap;
}
.table td { padding: 0.75rem 1rem; border-bottom: 1px solid var(--line2); vertical-align: middle; }
.table tbody tr:last-child td { border-bottom: none; }
.table tbody tr:hover { background: rgba(15, 43, 91, 0.02); }
.table-responsive { overflow-x: auto; }

.alert { padding: 0.7rem 0.9rem; border-radius: 10px; font-size: 0.85rem; border: 1px solid transparent; }
.alert-danger { background: rgba(225, 29, 72, 0.1); border-color: rgba(225, 29, 72, 0.25); color: #9f1239; }
.alert-warning { background: rgba(217, 119, 6, 0.1); border-color: rgba(217, 119, 6, 0.25); color: #92400e; }
.alert-success { background: rgba(5, 150, 105, 0.1); border-color: rgba(5, 150, 105, 0.25); color: #065f46; }
.alert-info { background: rgba(59, 130, 246, 0.1); border-color: rgba(59, 130, 246, 0.25); color: #1e40af; }

.modal {
  position: fixed;
  inset: 0;
  background: rgba(9, 26, 56, 0.55);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.modal-content {
  background: #fff;
  border-radius: 16px;
  width: 100%;
  max-width: 560px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 30px 80px rgba(9, 26, 56, 0.4);
  border: 1px solid var(--glass-border);
}
.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.1rem 1.35rem;
  border-bottom: 1px solid var(--border);
}
.modal-header h3 { margin: 0; font-size: 1.1rem; font-weight: 700; }
.modal-close {
  background: none; border: none; font-size: 1.5rem; line-height: 1;
  color: var(--text-secondary); cursor: pointer; padding: 0 0.25rem;
}
.modal-close:hover { color: var(--text-primary); }
.modal-body { padding: 1.35rem; }
.modal-footer {
  display: flex; justify-content: flex-end; gap: 0.6rem;
  padding: 1rem 1.35rem; border-top: 1px solid var(--border);
}

.help-section { margin-bottom: 1rem; }
.help-section h4 { margin: 0 0 0.35rem; font-size: 0.95rem; }
.help-section p { margin: 0; font-size: 0.86rem; color: var(--text-secondary); line-height: 1.55; }

.login-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1.5rem;
}
.login-card {
  width: 100%;
  max-width: 420px;
  background: #fff;
  border-radius: 18px;
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-hover);
  padding: 2rem;
}
.login-brand { display: flex; flex-direction: column; align-items: center; gap: 0.6rem; margin-bottom: 1.5rem; text-align: center; }
.login-brand .brand-mark { width: 56px; height: 56px; border-radius: 15px; font-size: 1.25rem; }
.login-title { font-size: 1.25rem; font-weight: 800; letter-spacing: -0.01em; }
.login-badge {
  font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--teal-600); background: rgba(0, 180, 216, 0.12); padding: 0.2rem 0.65rem; border-radius: 999px;
}
.step-dots { display: flex; gap: 0.5rem; margin: 1.1rem 0; }
.step-dot { flex: 1; height: 4px; border-radius: 2px; background: var(--border); }
.step-dot.on { background: var(--primary); }

.fab {
  position: fixed;
  right: 22px;
  bottom: 22px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--btn-grad);
  color: #fff;
  border: none;
  cursor: pointer;
  font-size: 1.4rem;
  display: grid;
  place-items: center;
  box-shadow: 0 12px 30px rgba(15, 43, 91, 0.35);
  z-index: 900;
}
.fab:hover { transform: translateY(-2px); }
.fab-panel {
  position: fixed;
  right: 22px;
  bottom: 90px;
  width: 300px;
  background: #fff;
  border-radius: 16px;
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-hover);
  padding: 1rem;
  z-index: 900;
}
.fab-panel h4 { margin: 0 0 0.2rem; font-size: 0.95rem; }
.fab-panel p { margin: 0 0 0.8rem; font-size: 0.8rem; color: var(--text-secondary); line-height: 1.45; }
.fab-action {
  display: flex; align-items: center; gap: 0.55rem; width: 100%;
  padding: 0.55rem 0.7rem; margin-bottom: 0.4rem; border-radius: 9px;
  background: rgba(15, 43, 91, 0.04); border: 1px solid var(--border);
  color: var(--text-primary); cursor: pointer; font-size: 0.84rem; font-weight: 600; text-align: left;
  font-family: var(--sans);
}
.fab-action:hover { background: rgba(0, 180, 216, 0.1); border-color: rgba(0, 180, 216, 0.3); }
.fab-action i { color: var(--teal-600); width: 16px; text-align: center; }

#globalToast {
  position: fixed; bottom: 30px; left: 50%; transform: translateX(-50%);
  color: #fff; padding: 0.7rem 1.4rem; border-radius: 10px;
  font-weight: 600; z-index: 10003; box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  font-size: 0.88rem;
}

@media (max-width: 860px) {
  .app { grid-template-columns: 1fr; }
  .sidebar {
    position: static; height: auto; flex-direction: row; flex-wrap: wrap;
    align-items: center; gap: 0.4rem; padding: 0.75rem 1rem;
  }
  .brand { padding: 0.2rem 0.4rem; }
  .nav-group { margin-top: 0; }
  .nav-group-title { display: none; }
  .nav-item { padding: 0.45rem 0.6rem; }
  .sidebar-footer { margin-top: 0; border-top: none; width: 100%; display: flex; align-items: center; gap: 0.75rem; }
  .sf-powered { display: none; }
  .sf-logout { width: auto; margin-top: 0; }
  .main { padding: 1.1rem; }
}