/* ==========================================================================
   Salesman Tracker — Design System
   Professional light theme for a B2B field-sales operations console.
   ========================================================================== */

:root {
  /* Brand palette */
  --st-navy-900: #0b2138;
  --st-navy-800: #0f2a4a;
  --st-navy-700: #16365c;
  --st-blue-600: #1e4870;
  --st-blue-500: #2c5d8f;
  --st-amber-500: #e8a23d;
  --st-amber-600: #d6892a;
  --st-green-600: #1f9d6e;
  --st-green-100: #e3f6ee;
  --st-red-600: #d6493b;
  --st-red-100: #fbeae8;
  --st-ink-900: #16212e;
  --st-ink-700: #38465a;
  --st-ink-500: #64748b;
  --st-ink-300: #b6c2d1;
  --st-surface-0: #ffffff;
  --st-surface-1: #f6f8fb;
  --st-surface-2: #eef2f7;
  --st-border: #e2e8f1;

  /* Type */
  --st-font-display: 'Sora', 'Segoe UI', sans-serif;
  --st-font-body: 'Inter', 'Segoe UI', sans-serif;

  /* Geometry */
  --st-radius-sm: 8px;
  --st-radius-md: 12px;
  --st-radius-lg: 18px;
  --st-shadow-sm: 0 1px 2px rgba(15, 42, 74, 0.06), 0 1px 1px rgba(15, 42, 74, 0.04);
  --st-shadow-md: 0 8px 24px rgba(15, 42, 74, 0.08);
  --st-shadow-lg: 0 16px 40px rgba(15, 42, 74, 0.12);

  --st-sidebar-width: 264px;
}

* { box-sizing: border-box; }

html, body {
  height: 100%;
}

body {
  font-family: var(--st-font-body);
  background: var(--st-surface-1);
  color: var(--st-ink-900);
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6, .st-display {
  font-family: var(--st-font-display);
  color: var(--st-navy-800);
  font-weight: 600;
  letter-spacing: -0.01em;
}

a { color: var(--st-blue-600); text-decoration: none; }
a:hover { color: var(--st-amber-600); }

.text-muted-st { color: var(--st-ink-500) !important; }

/* ==========================================================================
   App shell
   ========================================================================== */

.st-app {
  display: flex;
  min-height: 100vh;
}

.st-sidebar {
  width: var(--st-sidebar-width);
  flex-shrink: 0;
  background: linear-gradient(180deg, var(--st-navy-900) 0%, var(--st-navy-800) 100%);
  color: #cdd9e8;
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 1040;
  transition: transform 0.25s ease;
}

.st-sidebar-brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 1.35rem 1.4rem 1.1rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.st-sidebar-brand .st-mark {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--st-amber-500), var(--st-amber-600));
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 4px 10px rgba(232, 162, 61, 0.35);
}

.st-sidebar-brand .st-mark svg { width: 20px; height: 20px; }

.st-sidebar-brand .st-brand-name {
  font-family: var(--st-font-display);
  color: #fff;
  font-weight: 700;
  font-size: 1.02rem;
  line-height: 1.2;
}

.st-sidebar-brand .st-brand-sub {
  font-size: 0.7rem;
  color: #8fa3bd;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.st-nav {
  flex: 1;
  overflow-y: auto;
  padding: 0.9rem 0.8rem;
}

.st-nav-section-label {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #6b81a0;
  padding: 1rem 0.7rem 0.4rem;
  font-weight: 600;
}

.st-nav-link {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.58rem 0.75rem;
  border-radius: var(--st-radius-sm);
  color: #c3d1e4;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 2px;
  transition: background 0.15s ease, color 0.15s ease;
}

.st-nav-link svg { width: 18px; height: 18px; flex-shrink: 0; opacity: 0.85; }

.st-nav-link:hover {
  background: rgba(255,255,255,0.06);
  color: #fff;
}

.st-nav-link.active {
  background: rgba(232, 162, 61, 0.14);
  color: #fff;
  position: relative;
}

.st-nav-link.active::before {
  content: "";
  position: absolute;
  left: -0.8rem;
  top: 0.2rem;
  bottom: 0.2rem;
  width: 3px;
  border-radius: 3px;
  background: var(--st-amber-500);
}

.st-sidebar-footer {
  padding: 0.9rem 1.1rem 1.2rem;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.st-user-chip {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.st-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--st-blue-500);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.8rem;
  flex-shrink: 0;
  overflow: hidden;
}
.st-avatar img { width: 100%; height: 100%; object-fit: cover; }

.st-user-chip .st-uname { color: #fff; font-size: 0.83rem; font-weight: 600; line-height: 1.2; }
.st-user-chip .st-urole { color: #8fa3bd; font-size: 0.72rem; }

/* Main column */
.st-main {
  margin-left: var(--st-sidebar-width);
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.st-topbar {
  background: var(--st-surface-0);
  border-bottom: 1px solid var(--st-border);
  padding: 0.85rem 1.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 1020;
}

.st-topbar h1 {
  font-size: 1.18rem;
  margin: 0;
}

.st-topbar .st-crumb {
  font-size: 0.78rem;
  color: var(--st-ink-500);
  margin-bottom: 2px;
}

.st-content {
  padding: 1.75rem;
  flex: 1;
}

.st-burger {
  display: none;
  background: none;
  border: none;
  color: var(--st-navy-800);
  font-size: 1.3rem;
}

/* ==========================================================================
   Cards / surfaces
   ========================================================================== */

.st-card {
  background: var(--st-surface-0);
  border: 1px solid var(--st-border);
  border-radius: var(--st-radius-md);
  box-shadow: var(--st-shadow-sm);
}

.st-card-header {
  padding: 1.1rem 1.35rem;
  border-bottom: 1px solid var(--st-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.st-card-header h2, .st-card-header h3 {
  font-size: 1rem;
  margin: 0;
}

.st-card-body { padding: 1.35rem; }

.st-stat-card {
  background: var(--st-surface-0);
  border: 1px solid var(--st-border);
  border-radius: var(--st-radius-md);
  padding: 1.15rem 1.3rem;
  box-shadow: var(--st-shadow-sm);
  position: relative;
  overflow: hidden;
}

.st-stat-card .st-stat-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.7rem;
}

.st-stat-icon.navy { background: rgba(15, 42, 74, 0.08); color: var(--st-navy-800); }
.st-stat-icon.amber { background: rgba(232, 162, 61, 0.16); color: var(--st-amber-600); }
.st-stat-icon.green { background: var(--st-green-100); color: var(--st-green-600); }
.st-stat-icon.blue { background: rgba(44, 93, 143, 0.12); color: var(--st-blue-600); }

.st-stat-icon svg { width: 20px; height: 20px; }

.st-stat-value {
  font-family: var(--st-font-display);
  font-size: 1.65rem;
  font-weight: 700;
  color: var(--st-navy-800);
  line-height: 1.1;
}

.st-stat-label {
  font-size: 0.78rem;
  color: var(--st-ink-500);
  margin-top: 0.2rem;
  font-weight: 500;
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn-st-primary {
  background: var(--st-navy-800);
  border: 1px solid var(--st-navy-800);
  color: #fff;
  font-weight: 600;
  font-size: 0.86rem;
  padding: 0.5rem 1.05rem;
  border-radius: var(--st-radius-sm);
  transition: background 0.15s ease, transform 0.1s ease;
}
.btn-st-primary:hover { background: var(--st-navy-700); color: #fff; }
.btn-st-primary:active { transform: translateY(1px); }

.btn-st-accent {
  background: var(--st-amber-500);
  border: 1px solid var(--st-amber-500);
  color: var(--st-navy-900);
  font-weight: 600;
  font-size: 0.86rem;
  padding: 0.5rem 1.05rem;
  border-radius: var(--st-radius-sm);
  transition: background 0.15s ease;
}
.btn-st-accent:hover { background: var(--st-amber-600); color: var(--st-navy-900); }

.btn-st-outline {
  background: transparent;
  border: 1px solid var(--st-border);
  color: var(--st-ink-700);
  font-weight: 600;
  font-size: 0.86rem;
  padding: 0.5rem 1.05rem;
  border-radius: var(--st-radius-sm);
  transition: all 0.15s ease;
}
.btn-st-outline:hover { border-color: var(--st-navy-800); color: var(--st-navy-800); background: var(--st-surface-1); }

.btn-st-danger {
  background: var(--st-red-100);
  border: 1px solid #f3c9c3;
  color: var(--st-red-600);
  font-weight: 600;
  font-size: 0.86rem;
  padding: 0.5rem 1.05rem;
  border-radius: var(--st-radius-sm);
}

.btn-sm-st { padding: 0.32rem 0.7rem; font-size: 0.78rem; }

/* ==========================================================================
   Badges / pills
   ========================================================================== */

.st-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.22rem 0.6rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.st-badge.active, .st-badge.success { background: var(--st-green-100); color: var(--st-green-600); }
.st-badge.inactive, .st-badge.danger { background: var(--st-red-100); color: var(--st-red-600); }
.st-badge.pending { background: rgba(232, 162, 61, 0.16); color: var(--st-amber-600); }
.st-badge.neutral { background: var(--st-surface-2); color: var(--st-ink-700); }
.st-badge.info { background: rgba(44, 93, 143, 0.12); color: var(--st-blue-600); }

.st-badge .st-dot {
  width: 6px; height: 6px; border-radius: 50%; background: currentColor;
}

.st-badge.live .st-dot {
  animation: st-pulse 1.6s ease-in-out infinite;
}

@keyframes st-pulse {
  0% { box-shadow: 0 0 0 0 rgba(31, 157, 110, 0.5); }
  70% { box-shadow: 0 0 0 7px rgba(31, 157, 110, 0); }
  100% { box-shadow: 0 0 0 0 rgba(31, 157, 110, 0); }
}

/* ==========================================================================
   Tables
   ========================================================================== */

.st-table-wrap {
  overflow-x: auto;
  border-radius: var(--st-radius-md);
}

.table-st {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.86rem;
}

.table-st thead th {
  text-align: left;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--st-ink-500);
  font-weight: 600;
  padding: 0.7rem 1rem;
  background: var(--st-surface-1);
  border-bottom: 1px solid var(--st-border);
  white-space: nowrap;
}

.table-st tbody td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--st-border);
  color: var(--st-ink-700);
  vertical-align: middle;
}

.table-st tbody tr:last-child td { border-bottom: none; }
.table-st tbody tr:hover { background: var(--st-surface-1); }

.table-st .st-cell-title { color: var(--st-navy-800); font-weight: 600; }

/* ==========================================================================
   Forms
   ========================================================================== */

.st-form-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--st-ink-700);
  margin-bottom: 0.3rem;
}

.form-control, .form-select {
  border: 1px solid var(--st-border);
  border-radius: var(--st-radius-sm);
  padding: 0.55rem 0.8rem;
  font-size: 0.88rem;
  color: var(--st-ink-900);
}

.form-control:focus, .form-select:focus {
  border-color: var(--st-blue-500);
  box-shadow: 0 0 0 3px rgba(44, 93, 143, 0.13);
}

.form-check-input:checked {
  background-color: var(--st-navy-800);
  border-color: var(--st-navy-800);
}

/* ==========================================================================
   Login page
   ========================================================================== */

.st-auth-wrap {
  min-height: 100vh;
  display: flex;
  background: var(--st-surface-1);
}

.st-auth-aside {
  flex: 1.1;
  background:
    radial-gradient(circle at 20% 20%, rgba(232,162,61,0.25), transparent 45%),
    linear-gradient(160deg, var(--st-navy-900) 0%, var(--st-navy-800) 55%, var(--st-blue-600) 100%);
  color: #fff;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 3rem;
  position: relative;
  overflow: hidden;
}

.st-auth-aside .st-route-art { position: absolute; inset: 0; opacity: 0.5; }

.st-auth-form-col {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.st-auth-card {
  width: 100%;
  max-width: 400px;
}

/* ==========================================================================
   Misc utilities
   ========================================================================== */

.st-divider { border-top: 1px solid var(--st-border); margin: 1.1rem 0; }

.st-empty-state {
  text-align: center;
  padding: 3rem 1.5rem;
  color: var(--st-ink-500);
}

.st-empty-state svg { width: 52px; height: 52px; color: var(--st-ink-300); margin-bottom: 0.9rem; }

.st-progress-track {
  height: 6px;
  background: var(--st-surface-2);
  border-radius: 999px;
  overflow: hidden;
}
.st-progress-fill { height: 100%; background: var(--st-amber-500); border-radius: 999px; }

.st-filter-bar {
  background: var(--st-surface-0);
  border: 1px solid var(--st-border);
  border-radius: var(--st-radius-md);
  padding: 0.9rem 1.1rem;
  margin-bottom: 1.1rem;
}

.st-pagination .page-link {
  border: 1px solid var(--st-border);
  color: var(--st-ink-700);
  font-size: 0.82rem;
}
.st-pagination .page-item.active .page-link {
  background: var(--st-navy-800);
  border-color: var(--st-navy-800);
}

.st-section-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.st-mobile-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(15, 33, 56, 0.45);
  z-index: 1030;
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 991.98px) {
  .st-sidebar { transform: translateX(-100%); }
  .st-sidebar.show { transform: translateX(0); }
  .st-main { margin-left: 0; }
  .st-burger { display: inline-flex; align-items: center; }
  .st-mobile-overlay.show { display: block; }
  .st-content { padding: 1.1rem; }
  .st-topbar { padding: 0.8rem 1.1rem; }
}

@media (max-width: 575.98px) {
  .st-stat-value { font-size: 1.4rem; }
  .st-card-body { padding: 1rem; }
  .st-content { padding: 0.85rem; }
}