/* ===== ISO ERP System - Main Stylesheet ===== */

/* --- CSS Variables --- */
:root {
  --primary: #2563c9;
  --primary-dark: #1e5bbf;
  --primary-light: #e6eefb;
  --secondary: #5b6b7e;
  --success: #2e9e5b;
  --success-light: #e3f5ea;
  --warning: #c2881a;
  --warning-light: #fbe3b3;
  --danger: #d65745;
  --danger-light: #fbe7e3;
  --info: #2563c9;
  --sidebar-bg: linear-gradient(180deg, #0f2c5c, #0c2550);
  --sidebar-hover: rgba(255, 255, 255, 0.08);
  --sidebar-active: linear-gradient(90deg, #2563c9, #1c4fa8);
  --sidebar-text: #b9c7e2;
  --sidebar-text-active: #ffffff;
  --body-bg: #eef1f5;
  --card-bg: #ffffff;
  --text-primary: #1f2a37;
  --text-secondary: #5b6b7e;
  --text-muted: #8a99ab;
  --text-heading: #0f2c5c;
  --border-color: #e7ecf2;
  --sidebar-width: 260px;
  --header-height: 64px;
  --transition: all 0.3s ease;
}

/* --- Reset & Base --- */
* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--body-bg);
  color: var(--text-primary);
  font-size: 14px;
  line-height: 1.6;
  overflow-x: hidden;
}

a { text-decoration: none; color: var(--primary); }
a:hover { color: var(--primary-dark); }

/* --- Scrollbar --- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #94a3b8; }

/* ===== LOGIN PAGE ===== */
.login-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
  padding: 20px;
}

.login-card {
  background: var(--card-bg);
  border-radius: 16px;
  padding: 48px 40px;
  width: 100%;
  max-width: 420px;
  box-shadow: 0 25px 50px rgba(0,0,0,0.25);
}

.login-logo {
  text-align: center;
  margin-bottom: 32px;
}

.login-logo .logo-icon {
  width: 64px;
  height: 64px;
  background: var(--primary);
  border-radius: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.login-logo .logo-icon i { font-size: 28px; color: #fff; }
.login-logo h1 { font-size: 22px; font-weight: 700; color: var(--text-primary); }
.login-logo p { color: var(--text-secondary); font-size: 13px; margin-top: 4px; }

.login-card .form-label { font-weight: 500; color: var(--text-primary); font-size: 13px; }
.login-card .form-control {
  border: 1.5px solid var(--border-color);
  border-radius: 10px;
  padding: 10px 14px;
  font-size: 14px;
  transition: var(--transition);
}
.login-card .form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(26,115,232,0.1);
}

.login-card .btn-primary {
  width: 100%;
  padding: 12px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 15px;
  background: var(--primary);
  border: none;
  transition: var(--transition);
}
.login-card .btn-primary:hover { background: var(--primary-dark); transform: translateY(-1px); }

/* ===== LAYOUT ===== */
.app-wrapper {
  display: flex;
  min-height: 100vh;
}

/* --- Sidebar --- */
.sidebar {
  width: var(--sidebar-width);
  background: var(--sidebar-bg);
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
  overflow-y: auto;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 20px 20px 16px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.sidebar-brand .brand-icon {
  width: 40px;
  height: 40px;
  background: var(--sidebar-active);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.sidebar-brand .brand-icon i { color: #fff; font-size: 18px; }
.sidebar-brand .brand-text h5 { color: #fff; font-size: 15px; margin: 0; font-weight: 700; }
.sidebar-brand .brand-text span { color: var(--sidebar-text); font-size: 11px; }

.sidebar-nav { padding: 12px 0; flex: 1; }

.nav-section-title {
  padding: 16px 20px 8px;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--sidebar-text);
  font-weight: 600;
}

.sidebar-nav .nav-item { padding: 2px 12px; }

.sidebar-nav .nav-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  color: var(--sidebar-text);
  border-radius: 8px;
  font-size: 13px;
  font-weight: 500;
  transition: var(--transition);
}

.sidebar-nav .nav-link i { font-size: 16px; width: 20px; text-align: center; }
.sidebar-nav .nav-link:hover { color: #fff; background: var(--sidebar-hover); }
.sidebar-nav .nav-link.active { color: var(--sidebar-text-active); background: var(--sidebar-active); }

.sidebar-nav .nav-link .badge {
  margin-left: auto;
  font-size: 10px;
  padding: 3px 7px;
  border-radius: 10px;
}

/* --- Main Content --- */
.main-content {
  margin-left: var(--sidebar-width);
  flex: 1;
  /* Without min-width:0 a flex item can't shrink below its content's intrinsic
     width — a wide table (e.g. Leads) would then force the whole column past the
     viewport and get clipped by body{overflow-x:hidden}. This lets the column
     shrink so .table-container's own overflow-x:auto scrolls the table instead. */
  min-width: 0;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* --- Top Header --- */
.top-header {
  height: var(--header-height);
  background: var(--card-bg);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-left { display: flex; align-items: center; gap: 16px; }

.sidebar-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 20px;
  color: var(--text-secondary);
  cursor: pointer;
}

.header-search {
  position: relative;
}

.header-search input {
  width: 280px;
  padding: 8px 14px 8px 38px;
  border: 1.5px solid var(--border-color);
  border-radius: 10px;
  font-size: 13px;
  background: var(--body-bg);
  transition: var(--transition);
}

.header-search input:focus {
  outline: none;
  border-color: var(--primary);
  background: #fff;
  width: 340px;
}

.header-search i {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-secondary);
  font-size: 14px;
}

.header-right { display: flex; align-items: center; gap: 8px; }

.header-btn {
  width: 40px;
  height: 40px;
  border: none;
  background: none;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  cursor: pointer;
  position: relative;
  transition: var(--transition);
}

.header-btn:hover { background: var(--body-bg); color: var(--text-primary); }

.header-btn .notif-dot {
  width: 8px;
  height: 8px;
  background: var(--danger);
  border-radius: 50%;
  position: absolute;
  top: 8px;
  right: 8px;
  border: 2px solid #fff;
}

/* Numeric unread badge on a header icon (e.g. Chat). */
.header-btn .header-count-badge {
  position: absolute;
  top: 3px;
  right: 2px;
  min-width: 16px;
  height: 16px;
  padding: 0 4px;
  background: var(--danger);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  line-height: 16px;
  text-align: center;
  border-radius: 20px;
  border: 2px solid #fff;
}

.user-dropdown {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 12px 6px 6px;
  border-radius: 10px;
  cursor: pointer;
  transition: var(--transition);
}

.user-dropdown:hover { background: var(--body-bg); }

.user-avatar {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 14px;
}

.user-info .name { font-size: 13px; font-weight: 600; color: var(--text-primary); }
.user-info .role { font-size: 11px; color: var(--text-secondary); }

/* --- Page Content --- */
.page-content { padding: 24px; flex: 1; min-width: 0; }

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 16px;
}

.page-header h2 { font-size: 22px; font-weight: 700; color: var(--text-primary); }

.breadcrumb-custom {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-secondary);
  margin-top: 2px;
}

.breadcrumb-custom a { color: var(--primary); }
.breadcrumb-custom .separator { color: var(--border-color); }

/* ===== CARDS ===== */
.card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}

.card-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color);
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-header h5 { font-size: 15px; font-weight: 600; margin: 0; }
.card-body { padding: 20px; }

/* --- Stat Cards --- */
.stat-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 20px;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  transition: var(--transition);
}

.stat-card:hover { transform: translateY(-2px); box-shadow: 0 4px 12px rgba(0,0,0,0.08); }

.stat-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}

.stat-icon.blue { background: var(--primary-light); color: var(--primary); }
.stat-icon.green { background: var(--success-light); color: var(--success); }
.stat-icon.orange { background: var(--warning-light); color: var(--warning); }
.stat-icon.red { background: var(--danger-light); color: var(--danger); }

.stat-details h3 { font-size: 24px; font-weight: 700; margin-bottom: 2px; }
.stat-details p { font-size: 13px; color: var(--text-secondary); margin: 0; }

.stat-change {
  font-size: 12px;
  font-weight: 600;
  margin-top: 6px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.stat-change.up { color: var(--success); }
.stat-change.down { color: var(--danger); }

/* ===== TABLES ===== */
.table-container { overflow-x: auto; }

.table {
  width: 100%;
  margin: 0;
  font-size: 13px;
}

.table thead th {
  background: var(--body-bg);
  padding: 12px 16px;
  font-weight: 600;
  color: var(--text-secondary);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 1px solid var(--border-color);
  white-space: nowrap;
}

.table tbody td {
  padding: 12px 16px;
  vertical-align: middle;
  border-bottom: 1px solid var(--border-color);
}

.table tbody tr:hover { background: #f8fafc; }
.table tbody tr:last-child td { border-bottom: none; }

/* --- Status Badges --- */
.badge-status {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
}

.badge-status::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
}

.badge-new { background: #e0f2fe; color: #0369a1; }
.badge-new::before { background: #0369a1; }
.badge-interested { background: #fef3c7; color: #b45309; }
.badge-interested::before { background: #b45309; }
.badge-converted { background: var(--success-light); color: var(--success); }
.badge-converted::before { background: var(--success); }
.badge-lost { background: var(--danger-light); color: var(--danger); }
.badge-lost::before { background: var(--danger); }

.badge-draft { background: #f1f5f9; color: #475569; }
.badge-draft::before { background: #475569; }
.badge-pending-approval { background: #ede9fe; color: #7c3aed; }
.badge-pending-approval::before { background: #7c3aed; }
.badge-approved { background: var(--success-light); color: var(--success); }
.badge-approved::before { background: var(--success); }
.badge-sent { background: #e0f2fe; color: #0369a1; }
.badge-sent::before { background: #0369a1; }
.badge-signed { background: #d1fae5; color: #065f46; }
.badge-signed::before { background: #065f46; }
.badge-rejected { background: var(--danger-light); color: var(--danger); }
.badge-rejected::before { background: var(--danger); }

.badge-active { background: var(--success-light); color: var(--success); }
.badge-active::before { background: var(--success); }
.badge-pending { background: var(--warning-light); color: #b45309; }
.badge-pending::before { background: #b45309; }
.badge-completed { background: #e0f2fe; color: #0369a1; }
.badge-completed::before { background: #0369a1; }
.badge-expired { background: var(--danger-light); color: var(--danger); }
.badge-expired::before { background: var(--danger); }

.badge-minor { background: var(--warning-light); color: #b45309; }
.badge-minor::before { background: #b45309; }
.badge-major { background: var(--danger-light); color: var(--danger); }
.badge-major::before { background: var(--danger); }

.badge-open { background: #e0f2fe; color: #0369a1; }
.badge-open::before { background: #0369a1; }
.badge-closed { background: var(--success-light); color: var(--success); }
.badge-closed::before { background: var(--success); }

.badge-paid { background: var(--success-light); color: var(--success); }
.badge-paid::before { background: var(--success); }
.badge-unpaid { background: var(--danger-light); color: var(--danger); }
.badge-unpaid::before { background: var(--danger); }
.badge-partial { background: var(--warning-light); color: #b45309; }
.badge-partial::before { background: #b45309; }

.badge-stage1 { background: #ede9fe; color: #7c3aed; }
.badge-stage1::before { background: #7c3aed; }
.badge-stage2 { background: #e0f2fe; color: #0369a1; }
.badge-stage2::before { background: #0369a1; }
.badge-surveillance { background: var(--warning-light); color: #b45309; }
.badge-surveillance::before { background: #b45309; }
.badge-recertification { background: #fce7f3; color: #be185d; }
.badge-recertification::before { background: #be185d; }

/* ===== BUTTONS ===== */
.btn {
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  padding: 8px 16px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
  border: none;
}

.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); color: #fff; }

.btn-outline-primary {
  background: transparent;
  border: 1.5px solid var(--primary);
  color: var(--primary);
}
.btn-outline-primary:hover { background: var(--primary); color: #fff; }

.btn-success { background: var(--success); color: #fff; }
.btn-success:hover { background: #0a7a43; color: #fff; }

.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { background: #b71c1c; color: #fff; }

.btn-light {
  background: var(--body-bg);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
}
.btn-light:hover { background: #e2e8f0; color: var(--text-primary); }

.btn-sm { padding: 5px 10px; font-size: 12px; }
.btn-lg { padding: 12px 24px; font-size: 15px; }
.btn-icon { padding: 6px 8px; font-size: 14px; }

/* ===== FORMS ===== */
.form-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.form-control, .form-select {
  border: 1.5px solid var(--border-color);
  border-radius: 8px;
  padding: 9px 14px;
  font-size: 13px;
  transition: var(--transition);
}

.form-control:focus, .form-select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(26,115,232,0.1);
}

.input-group-text {
  border: 1.5px solid var(--border-color);
  background: var(--body-bg);
  font-size: 13px;
}

/* ===== MODALS ===== */
.modal-content {
  border-radius: 16px;
  border: none;
  box-shadow: 0 25px 50px rgba(0,0,0,0.15);
}

.modal-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-color);
}

.modal-header .modal-title { font-size: 17px; font-weight: 700; }
.modal-body { padding: 24px; }
.modal-footer { padding: 16px 24px; border-top: 1px solid var(--border-color); }

/* ===== FILTERS BAR ===== */
.filters-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.filters-bar .form-control,
.filters-bar .form-select {
  max-width: 200px;
  height: 38px;
  font-size: 13px;
}

/* ===== TIMELINE ===== */
.timeline { position: relative; padding-left: 28px; }
.timeline::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 4px;
  bottom: 4px;
  width: 2px;
  background: var(--border-color);
}

.timeline-item {
  position: relative;
  padding-bottom: 20px;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -24px;
  top: 4px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--primary);
  border: 2px solid #fff;
  box-shadow: 0 0 0 2px var(--primary-light);
}

.timeline-item .time { font-size: 11px; color: var(--text-secondary); }
.timeline-item .content { font-size: 13px; margin-top: 2px; }

/* ===== WORKFLOW TRACKER ===== */
.workflow-tracker {
  display: flex;
  align-items: center;
  gap: 0;
  overflow-x: auto;
  padding: 16px 0;
}

.workflow-step {
  display: flex;
  align-items: center;
  gap: 0;
  flex-shrink: 0;
}

.step-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  min-width: 80px;
}

.step-circle {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  border: 2px solid var(--border-color);
  background: #fff;
  color: var(--text-secondary);
}

.step-circle.done { background: var(--success); color: #fff; border-color: var(--success); }
.step-circle.current { background: var(--primary); color: #fff; border-color: var(--primary); }
.step-label { font-size: 11px; color: var(--text-secondary); text-align: center; font-weight: 500; }
.step-circle.done + .step-label, .step-circle.current + .step-label { color: var(--text-primary); }

.step-line {
  width: 40px;
  height: 2px;
  background: var(--border-color);
  flex-shrink: 0;
}

.step-line.done { background: var(--success); }

/* ===== CALENDAR ===== */
.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 1px;
  background: var(--border-color);
  border-radius: 12px;
  overflow: hidden;
}

.calendar-header-cell {
  background: var(--body-bg);
  padding: 10px;
  text-align: center;
  font-weight: 600;
  font-size: 12px;
  color: var(--text-secondary);
  text-transform: uppercase;
}

.calendar-cell {
  background: #fff;
  min-height: 100px;
  padding: 8px;
}

.calendar-cell.other-month { background: #f8fafc; }
.calendar-cell.today { background: var(--primary-light); }

.calendar-date { font-size: 13px; font-weight: 600; margin-bottom: 4px; }

.calendar-event {
  font-size: 11px;
  padding: 2px 6px;
  border-radius: 4px;
  margin-bottom: 2px;
  cursor: pointer;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.calendar-event.stage1 { background: #ede9fe; color: #7c3aed; }
.calendar-event.stage2 { background: #e0f2fe; color: #0369a1; }
.calendar-event.surveillance { background: #fef3c7; color: #b45309; }
.calendar-event.recertification { background: #fce7f3; color: #be185d; }

/* ===== TABS ===== */
.nav-tabs-custom {
  border-bottom: 2px solid var(--border-color);
  gap: 0;
}

.nav-tabs-custom .nav-link {
  border: none;
  padding: 12px 20px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: var(--transition);
}

.nav-tabs-custom .nav-link:hover { color: var(--primary); }
.nav-tabs-custom .nav-link.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
  background: transparent;
}

/* ===== PROGRESS BAR ===== */
.progress-custom {
  height: 6px;
  border-radius: 3px;
  background: var(--border-color);
  overflow: hidden;
}

.progress-custom .bar {
  height: 100%;
  border-radius: 3px;
  transition: width 0.4s ease;
}

.progress-custom .bar.blue { background: var(--primary); }
.progress-custom .bar.green { background: var(--success); }
.progress-custom .bar.orange { background: var(--warning); }
.progress-custom .bar.red { background: var(--danger); }

/* ===== AVATAR GROUP ===== */
.avatar-group { display: flex; }
.avatar-group .avatar {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: 2px solid #fff;
  margin-left: -8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  color: #fff;
}
.avatar-group .avatar:first-child { margin-left: 0; }

/* ===== NOTIFICATION DROPDOWN ===== */
.notif-dropdown {
  position: absolute;
  right: 0;
  top: 50px;
  width: 360px;
  background: var(--card-bg);
  border-radius: 12px;
  box-shadow: 0 10px 40px rgba(0,0,0,0.12);
  border: 1px solid var(--border-color);
  display: none;
  z-index: 1000;
}

.notif-dropdown.show { display: block; }

.notif-item {
  display: flex;
  gap: 12px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-color);
  cursor: pointer;
  transition: var(--transition);
}

.notif-item:hover { background: #f8fafc; }
.notif-item.unread { background: var(--primary-light); }

/* ===== CHART PLACEHOLDER ===== */
.chart-placeholder {
  width: 100%;
  min-height: 280px;
  background: var(--body-bg);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  font-size: 13px;
}

/* ===== DARK MODE ===== */
:root.dark {
  --primary: #3b82f6;
  --primary-dark: #2563eb;
  --primary-light: rgba(59, 130, 246, 0.15);
  --secondary: #94a3b8;
  --success: #22c55e;
  --success-light: rgba(34, 197, 94, 0.15);
  --warning: #f59e0b;
  --warning-light: rgba(245, 158, 11, 0.15);
  --danger: #ef4444;
  --danger-light: rgba(239, 68, 68, 0.15);
  --info: #3b82f6;
  --sidebar-bg: #0f172a;
  --sidebar-hover: #1e293b;
  --sidebar-active: #3b82f6;
  --sidebar-text: #64748b;
  --sidebar-text-active: #ffffff;
  --body-bg: #0f172a;
  --card-bg: #1e293b;
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-heading: #f1f5f9;
  --border-color: #334155;
}

:root.dark body { background: var(--body-bg); color: var(--text-primary); }
:root.dark .table thead th { background: #0f172a; color: var(--text-secondary); border-bottom-color: var(--border-color); }
:root.dark .table tbody td { border-bottom-color: var(--border-color); }
:root.dark .table tbody tr:hover { background: #273449; }
:root.dark .form-control,
:root.dark .form-select,
:root.dark .input-group-text { background: #0f172a; color: var(--text-primary); border-color: var(--border-color); }
:root.dark .form-control::placeholder { color: var(--text-secondary); }
:root.dark .modal-content { background: var(--card-bg); color: var(--text-primary); }
:root.dark .modal-header, :root.dark .modal-footer { border-color: var(--border-color); }
:root.dark .badge-draft { background: #1e293b; color: #cbd5e1; }
:root.dark .btn-light { background: #1e293b; color: var(--text-primary); border-color: var(--border-color); }
:root.dark .btn-light:hover { background: #334155; color: #fff; }
:root.dark .header-search input { background: #0f172a; color: var(--text-primary); }
:root.dark .header-search input:focus { background: #1e293b; }
:root.dark .chart-placeholder { background: #0f172a; }
:root.dark .breadcrumb-custom { color: var(--text-secondary); }
:root.dark .dropdown-menu { background: var(--card-bg); border-color: var(--border-color); }
:root.dark .dropdown-item { color: var(--text-primary); }
:root.dark .dropdown-item:hover { background: var(--sidebar-hover); color: #fff; }
:root.dark code { background: #0f172a; color: #fbbf24; }

/* ===== EMPTY STATES ===== */
.empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--text-secondary);
}
.empty-state .empty-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--body-bg);
  color: var(--text-secondary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  margin-bottom: 16px;
}
.empty-state h5 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
}
.empty-state p {
  font-size: 13px;
  max-width: 380px;
  margin: 0 auto 16px;
}

/* ===== LOADING SKELETONS ===== */
.skeleton {
  background: linear-gradient(90deg, #f1f5f9 25%, #e2e8f0 50%, #f1f5f9 75%);
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.4s ease-in-out infinite;
  border-radius: 6px;
  display: block;
}
.skeleton.text { height: 14px; margin-bottom: 8px; }
.skeleton.text.short { width: 40%; }
.skeleton.text.medium { width: 70%; }
.skeleton.title { height: 22px; width: 60%; margin-bottom: 12px; }
.skeleton.avatar { width: 40px; height: 40px; border-radius: 50%; }
.skeleton.card { height: 120px; border-radius: 12px; }
.skeleton.row { height: 48px; margin-bottom: 6px; border-radius: 8px; }

@keyframes skeleton-shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* Inline loading spinner */
.loading-inline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-secondary);
}
.loading-inline::before {
  content: '';
  width: 14px;
  height: 14px;
  border: 2px solid var(--border-color);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Full-page loader */
.page-loader {
  position: fixed;
  inset: 0;
  background: rgba(255,255,255,0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  backdrop-filter: blur(2px);
}
.page-loader .spinner {
  width: 48px;
  height: 48px;
  border: 4px solid var(--border-color);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 992px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); }
  .main-content { margin-left: 0; }
  .sidebar-toggle { display: block; }
  .header-search input { width: 200px; }
  .header-search input:focus { width: 200px; }

  .sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 999;
  }
  .sidebar-overlay.show { display: block; }
}

@media (max-width: 576px) {
  .page-content { padding: 16px; }
  .stat-card { flex-direction: column; text-align: center; }
  .header-search { display: none; }
  .user-info { display: none; }
  .page-header { flex-direction: column; align-items: flex-start; }
  .calendar-cell { min-height: 60px; }
}

/* ===== Credit-Analyst dashboard palette: navy headings + royal section titles ===== */
/* Big titles / KPI numbers use the deepest navy (#0f2c5c via --text-heading);
   card section headings echo the mockup's uppercase royal-blue panel titles. */
.page-header h2,
.stat-details h3,
.login-logo h1 { color: var(--text-heading); }

.card-header h5 {
  color: var(--primary-dark);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 14px;
}