/* ==========================================================================
   DecorFlow - Modern B2B SaaS Design System
   Decoration Material Rental & Inventory Management
   ========================================================================== */

:root {
  /* Color Palette */
  --color-slate-900: #0f172a;
  --color-slate-800: #1e293b;
  --color-slate-700: #334155;
  --color-slate-600: #475569;
  --color-slate-500: #64748b;
  --color-slate-400: #94a3b8;
  --color-slate-300: #cbd5e1;
  --color-slate-200: #e2e8f0;
  --color-slate-100: #f1f5f9;
  --color-slate-50: #f8fafc;

  /* Primary Brand: Royal Sapphire */
  --primary-50: #eff6ff;
  --primary-100: #dbeafe;
  --primary-200: #bfdbfe;
  --primary-500: #3b82f6;
  --primary-600: #2563eb;
  --primary-700: #1d4ed8;
  --primary-800: #1e40af;

  /* Accent Indigo */
  --accent-600: #4f46e5;
  --accent-700: #4338ca;

  /* Functional Status Colors */
  --success-bg: #ecfdf5;
  --success-text: #065f46;
  --success-border: #a7f3d0;
  --success-main: #10b981;

  --warning-bg: #fffbeb;
  --warning-text: #92400e;
  --warning-border: #fde68a;
  --warning-main: #f59e0b;

  --danger-bg: #fef2f2;
  --danger-text: #991b1b;
  --danger-border: #fecaca;
  --danger-main: #ef4444;

  --info-bg: #eff6ff;
  --info-text: #1e40af;
  --info-border: #bfdbfe;
  --info-main: #3b82f6;

  --purple-bg: #f5f3ff;
  --purple-text: #5b21b6;
  --purple-border: #ddd6fe;

  /* Layout Dimensions */
  --sidebar-width: 260px;
  --header-height: 64px;
  --tour-banner-height: 52px;
  --border-radius: 8px;
  --border-radius-lg: 12px;
  --border-radius-xl: 16px;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);

  /* Fonts */
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

/* Reset & Box Sizing */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-family);
  background-color: #f8fafc;
  color: var(--color-slate-800);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  overflow-x: hidden;
}

/* App Wrapper */
.app-container {
  display: flex;
  min-height: 100vh;
}

/* ==========================================================================
   Sidebar Navigation
   ========================================================================== */
.sidebar {
  width: var(--sidebar-width);
  background-color: #0b1329;
  color: #f1f5f9;
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 40;
  transition: transform 0.25s ease;
  border-right: 1px solid rgba(255, 255, 255, 0.08);
}

.sidebar-header {
  padding: 18px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.brand-badge {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: #ffffff;
}

.brand-icon {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, #2563eb, #4f46e5);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: 1.25rem;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.35);
}

.brand-info h1 {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #ffffff;
  line-height: 1.2;
}

.brand-info p {
  font-size: 0.72rem;
  color: #94a3b8;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  padding: 16px 12px;
}

.nav-section-title {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #64748b;
  padding: 14px 12px 6px 12px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 9px 12px;
  color: #94a3b8;
  text-decoration: none;
  border-radius: var(--border-radius);
  font-size: 0.88rem;
  font-weight: 500;
  transition: all 0.15s ease;
  cursor: pointer;
  margin-bottom: 2px;
  position: relative;
}

.nav-item:hover {
  color: #ffffff;
  background-color: rgba(255, 255, 255, 0.06);
}

.nav-item.active {
  color: #ffffff;
  background: linear-gradient(90deg, rgba(37, 99, 235, 0.25), rgba(79, 70, 229, 0.15));
  border-left: 3px solid #3b82f6;
  font-weight: 600;
}

.nav-item .nav-badge {
  margin-left: auto;
  background-color: rgba(239, 68, 68, 0.2);
  color: #f87171;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 1px 7px;
  border-radius: 9999px;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.nav-icon {
  width: 18px;
  height: 18px;
  opacity: 0.85;
}

.sidebar-footer {
  padding: 14px 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: rgba(0, 0, 0, 0.2);
}

.user-profile {
  display: flex;
  align-items: center;
  gap: 10px;
}

.avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: #3b82f6;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.82rem;
  font-weight: 600;
}

.user-meta h4 {
  font-size: 0.82rem;
  color: #f1f5f9;
  font-weight: 600;
}

.user-meta p {
  font-size: 0.7rem;
  color: #94a3b8;
}

/* ==========================================================================
   Main Content Area
   ========================================================================== */
.main-wrapper {
  flex: 1;
  margin-left: var(--sidebar-width);
  display: flex;
  flex-direction: column;
  min-width: 0;
  background-color: #f8fafc;
}

/* Top Sticky Tour Banner */
.tour-banner {
  background: linear-gradient(90deg, #1e3a8a, #312e81);
  color: #ffffff;
  padding: 8px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
  font-size: 0.85rem;
  z-index: 30;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
}

.tour-left {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.tour-pill {
  background: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.3);
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.tour-desc {
  font-weight: 500;
  color: #e0e7ff;
}

.tour-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn-tour-step {
  background: #ffffff;
  color: #1e3a8a;
  border: none;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 5px 14px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s ease;
  display: flex;
  align-items: center;
  gap: 6px;
}

.btn-tour-step:hover {
  background: #f1f5f9;
  transform: translateY(-1px);
}

.btn-tour-secondary {
  background: rgba(255, 255, 255, 0.12);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.25);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 5px 10px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.btn-tour-secondary:hover {
  background: rgba(255, 255, 255, 0.22);
}

/* Tour Select Dropdown */
#tourStepSelect {
  background: rgba(255, 255, 255, 0.18);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.35);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 5px 10px;
  border-radius: 6px;
  cursor: pointer;
  min-width: 200px;
  max-width: 280px;
  outline: none;
}

#tourStepSelect option {
  color: #0f172a !important;
  background-color: #ffffff !important;
  font-size: 0.85rem;
  font-weight: 500;
  padding: 8px 10px;
}

#tourStepSelect option:checked,
#tourStepSelect option:hover {
  background-color: #eff6ff !important;
  color: #1d4ed8 !important;
}

/* Top App Header */
.top-header {
  height: var(--header-height);
  background-color: #ffffff;
  border-bottom: 1px solid var(--color-slate-200);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
  position: sticky;
  top: 0;
  z-index: 25;
}

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

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 1.25rem;
  cursor: pointer;
  color: var(--color-slate-700);
}

.page-breadcrumb {
  display: flex;
  flex-direction: column;
}

.page-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-slate-900);
  letter-spacing: -0.02em;
}

.page-subtitle {
  font-size: 0.76rem;
  color: var(--color-slate-500);
}

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

.search-bar {
  position: relative;
  width: 280px;
}

.search-input {
  width: 100%;
  padding: 8px 12px 8px 36px;
  background-color: var(--color-slate-100);
  border: 1px solid var(--color-slate-200);
  border-radius: var(--border-radius);
  font-size: 0.84rem;
  color: var(--color-slate-800);
  outline: none;
  transition: all 0.15s ease;
}

.search-input:focus {
  background-color: #ffffff;
  border-color: var(--primary-500);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.search-icon {
  position: absolute;
  left: 11px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--color-slate-400);
}

.header-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: var(--border-radius);
  font-size: 0.84rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
  border: none;
}

.header-btn-primary {
  background: linear-gradient(135deg, var(--primary-600), var(--accent-600));
  color: #ffffff;
  box-shadow: 0 2px 4px rgba(37, 99, 235, 0.2);
}

.header-btn-primary:hover {
  opacity: 0.95;
  box-shadow: 0 4px 10px rgba(37, 99, 235, 0.3);
  transform: translateY(-1px);
}

.header-btn-secondary {
  background: #ffffff;
  color: var(--color-slate-700);
  border: 1px solid var(--color-slate-300);
}

.header-btn-secondary:hover {
  background-color: var(--color-slate-50);
  border-color: var(--color-slate-400);
}

/* ==========================================================================
   Page Content Container
   ========================================================================== */
.content-area {
  padding: 24px 28px 48px 28px;
  flex: 1;
}

/* ==========================================================================
   Cards & Metrics System
   ========================================================================== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background-color: #ffffff;
  border: 1px solid var(--color-slate-200);
  border-radius: var(--border-radius-lg);
  padding: 18px 20px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  position: relative;
  overflow: hidden;
}

.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.stat-card::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background-color: transparent;
}

.stat-card.primary::after { background-color: var(--primary-600); }
.stat-card.success::after { background-color: var(--success-main); }
.stat-card.warning::after { background-color: var(--warning-main); }
.stat-card.danger::after { background-color: var(--danger-main); }
.stat-card.info::after { background-color: #0284c7; }

.stat-info h3 {
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-slate-500);
  margin-bottom: 6px;
}

.stat-value {
  font-size: 1.65rem;
  font-weight: 800;
  color: var(--color-slate-900);
  line-height: 1.1;
  margin-bottom: 4px;
}

.stat-subtitle {
  font-size: 0.75rem;
  color: var(--color-slate-500);
  display: flex;
  align-items: center;
  gap: 4px;
}

.stat-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.stat-icon.primary { background-color: var(--primary-50); color: var(--primary-600); }
.stat-icon.success { background-color: var(--success-bg); color: var(--success-text); }
.stat-icon.warning { background-color: var(--warning-bg); color: var(--warning-text); }
.stat-icon.danger { background-color: var(--danger-bg); color: var(--danger-text); }
.stat-icon.info { background-color: #e0f2fe; color: #0369a1; }

/* Dashboard Sections Grid */
.dashboard-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 24px;
  margin-bottom: 24px;
}

.panel-card {
  background-color: #ffffff;
  border: 1px solid var(--color-slate-200);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}

.panel-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-slate-200);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.panel-title {
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--color-slate-900);
  display: flex;
  align-items: center;
  gap: 8px;
}

.panel-subtitle {
  font-size: 0.75rem;
  color: var(--color-slate-500);
}

.panel-body {
  padding: 20px;
  flex: 1;
}

.panel-footer {
  padding: 12px 20px;
  border-top: 1px solid var(--color-slate-100);
  background-color: var(--color-slate-50);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* ==========================================================================
   Table Components
   ========================================================================== */
.table-responsive {
  width: 100%;
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 0.85rem;
  text-align: left;
}

.data-table th {
  background-color: var(--color-slate-50);
  color: var(--color-slate-600);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-slate-200);
  white-space: nowrap;
}

.data-table td {
  padding: 13px 16px;
  border-bottom: 1px solid var(--color-slate-100);
  color: var(--color-slate-700);
  vertical-align: middle;
}

.data-table tbody tr:hover {
  background-color: #f8fafc;
}

.data-table tbody tr:last-child td {
  border-bottom: none;
}

/* ==========================================================================
   Badges, Pills & Indicators
   ========================================================================== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 9px;
  border-radius: 9999px;
  font-size: 0.74rem;
  font-weight: 600;
  line-height: 1.2;
}

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

.badge-success { background-color: var(--success-bg); color: var(--success-text); border: 1px solid var(--success-border); }
.badge-warning { background-color: var(--warning-bg); color: var(--warning-text); border: 1px solid var(--warning-border); }
.badge-danger { background-color: var(--danger-bg); color: var(--danger-text); border: 1px solid var(--danger-border); }
.badge-info { background-color: var(--info-bg); color: var(--info-text); border: 1px solid var(--info-border); }
.badge-purple { background-color: var(--purple-bg); color: var(--purple-text); border: 1px solid var(--purple-border); }
.badge-neutral { background-color: var(--color-slate-100); color: var(--color-slate-700); border: 1px solid var(--color-slate-200); }

/* Availability Pill */
.availability-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 0.78rem;
  font-weight: 700;
}

.avail-green { background-color: #ecfdf5; color: #047857; border: 1px solid #6ee7b7; }
.avail-orange { background-color: #fff7ed; color: #c2410c; border: 1px solid #fdba74; }
.avail-red { background-color: #fef2f2; color: #b91c1c; border: 1px solid #fca5a5; }

/* ==========================================================================
   Event Detail Page (Hero UI)
   ========================================================================== */
.event-hero {
  background: linear-gradient(135deg, #1e293b, #0f172a);
  color: #ffffff;
  border-radius: var(--border-radius-lg);
  padding: 24px 28px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
}

.event-hero-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 18px;
  flex-wrap: wrap;
  gap: 16px;
}

.event-title-group h2 {
  font-size: 1.65rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 12px;
}

.event-sub-meta {
  display: flex;
  align-items: center;
  gap: 20px;
  color: #94a3b8;
  font-size: 0.85rem;
  margin-top: 6px;
  flex-wrap: wrap;
}

.event-sub-meta span {
  display: flex;
  align-items: center;
  gap: 6px;
}

.event-hero-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 14px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 16px 20px;
  border-radius: var(--border-radius);
}

.hero-metric-item small {
  display: block;
  font-size: 0.72rem;
  color: #94a3b8;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 2px;
}

.hero-metric-item strong {
  font-size: 1.25rem;
  color: #ffffff;
  font-weight: 700;
}

/* Tabs Bar */
.tabs-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  background-color: #ffffff;
  border: 1px solid var(--color-slate-200);
  border-radius: var(--border-radius-lg);
  padding: 6px;
  margin-bottom: 20px;
  overflow-x: auto;
}

.tab-btn {
  padding: 8px 16px;
  background: transparent;
  border: none;
  border-radius: var(--border-radius);
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--color-slate-600);
  cursor: pointer;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: all 0.15s ease;
}

.tab-btn:hover {
  background-color: var(--color-slate-100);
  color: var(--color-slate-900);
}

.tab-btn.active {
  background-color: var(--primary-600);
  color: #ffffff;
  box-shadow: 0 2px 4px rgba(37, 99, 235, 0.25);
}

.tab-btn .tab-count {
  background-color: rgba(0, 0, 0, 0.1);
  padding: 1px 7px;
  border-radius: 9999px;
  font-size: 0.72rem;
}

.tab-btn.active .tab-count {
  background-color: rgba(255, 255, 255, 0.25);
}

/* Timeline Activity */
.timeline-list {
  position: relative;
  padding-left: 28px;
}

.timeline-list::before {
  content: "";
  position: absolute;
  top: 10px;
  bottom: 10px;
  left: 9px;
  width: 2px;
  background-color: var(--color-slate-200);
}

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

.timeline-marker {
  position: absolute;
  left: -28px;
  top: 2px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background-color: #ffffff;
  border: 3px solid var(--primary-600);
  box-shadow: 0 0 0 3px #ffffff;
}

.timeline-marker.warning {
  border-color: var(--danger-main);
}

.timeline-content {
  background-color: var(--color-slate-50);
  border: 1px solid var(--color-slate-200);
  border-radius: var(--border-radius);
  padding: 12px 16px;
}

.timeline-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 4px;
}

.timeline-title {
  font-weight: 700;
  font-size: 0.88rem;
  color: var(--color-slate-900);
}

.timeline-time {
  font-size: 0.75rem;
  color: var(--color-slate-500);
}

.timeline-desc {
  font-size: 0.82rem;
  color: var(--color-slate-600);
}

/* Delivery Warning Banner */
.alert-box {
  background-color: #fef2f2;
  border: 1px solid #fecaca;
  border-left: 4px solid #ef4444;
  padding: 14px 18px;
  border-radius: var(--border-radius);
  margin-bottom: 18px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.alert-icon {
  color: #ef4444;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.alert-title {
  font-weight: 700;
  font-size: 0.92rem;
  color: #991b1b;
  margin-bottom: 2px;
}

.alert-desc {
  font-size: 0.82rem;
  color: #7f1d1d;
}

/* ==========================================================================
   Form Controls & Buttons
   ========================================================================== */
.form-group {
  margin-bottom: 16px;
}

.form-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-slate-700);
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  padding: 9px 13px;
  background-color: #ffffff;
  border: 1px solid var(--color-slate-300);
  border-radius: var(--border-radius);
  font-size: 0.86rem;
  color: var(--color-slate-800);
  transition: all 0.15s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-500);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 14px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 8px 16px;
  border-radius: var(--border-radius);
  font-size: 0.84rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
  border: 1px solid transparent;
  line-height: 1.3;
}

.btn-sm {
  padding: 5px 10px;
  font-size: 0.78rem;
}

.btn-lg {
  padding: 11px 22px;
  font-size: 0.95rem;
}

.btn-primary {
  background-color: var(--primary-600);
  color: #ffffff;
  border-color: var(--primary-600);
}

.btn-primary:hover {
  background-color: var(--primary-700);
  border-color: var(--primary-700);
}

.btn-success {
  background-color: var(--success-main);
  color: #ffffff;
  border-color: var(--success-main);
}

.btn-success:hover {
  background-color: #059669;
}

.btn-danger {
  background-color: var(--danger-main);
  color: #ffffff;
}

.btn-danger:hover {
  background-color: #dc2626;
}

.btn-outline {
  background-color: #ffffff;
  color: var(--color-slate-700);
  border-color: var(--color-slate-300);
}

.btn-outline:hover {
  background-color: var(--color-slate-50);
  border-color: var(--color-slate-400);
}

/* ==========================================================================
   Modal Dialogs
   ========================================================================== */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(3px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 50;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: all 0.2s ease;
}

.modal-backdrop.open {
  opacity: 1;
  visibility: visible;
}

.modal-dialog {
  background-color: #ffffff;
  border-radius: var(--border-radius-xl);
  box-shadow: var(--shadow-xl);
  width: 100%;
  max-width: 680px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  transform: translateY(20px) scale(0.98);
  transition: all 0.2s ease;
  overflow: hidden;
}

.modal-dialog.modal-lg {
  max-width: 920px;
}

.modal-backdrop.open .modal-dialog {
  transform: translateY(0) scale(1);
}

.modal-header {
  padding: 18px 24px;
  border-bottom: 1px solid var(--color-slate-200);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-slate-900);
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.25rem;
  color: var(--color-slate-400);
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
}

.modal-close:hover {
  color: var(--color-slate-700);
}

.modal-body {
  padding: 24px;
  overflow-y: auto;
  flex: 1;
}

.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--color-slate-200);
  background-color: var(--color-slate-50);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
}

/* ==========================================================================
   Toast Notifications
   ========================================================================== */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  z-index: 60;
  pointer-events: none;
}

.toast {
  background-color: #ffffff;
  border: 1px solid var(--color-slate-200);
  box-shadow: var(--shadow-lg);
  border-radius: var(--border-radius);
  padding: 14px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 320px;
  max-width: 440px;
  pointer-events: auto;
  animation: toastIn 0.25s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes toastIn {
  from {
    transform: translateY(20px) scale(0.95);
    opacity: 0;
  }
  to {
    transform: translateY(0) scale(1);
    opacity: 1;
  }
}

.toast.toast-success { border-left: 4px solid var(--success-main); }
.toast.toast-error { border-left: 4px solid var(--danger-main); }
.toast.toast-warning { border-left: 4px solid var(--warning-main); }
.toast.toast-info { border-left: 4px solid var(--primary-600); }

.toast-msg-title {
  font-weight: 700;
  font-size: 0.86rem;
  color: var(--color-slate-900);
}

.toast-msg-body {
  font-size: 0.78rem;
  color: var(--color-slate-600);
}

/* ==========================================================================
   Print Styles (Invoices & Dispatch Challans)
   ========================================================================== */
@media print {
  .sidebar,
  .top-header,
  .tour-banner,
  .no-print {
    display: none !important;
  }

  .main-wrapper {
    margin-left: 0 !important;
  }

  .content-area {
    padding: 0 !important;
  }

  .printable-document {
    box-shadow: none !important;
    border: none !important;
    padding: 0 !important;
  }
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 1024px) {
  .dashboard-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .sidebar-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 35;
  }

  .main-wrapper {
    margin-left: 0;
  }

  .mobile-menu-btn {
    display: block;
  }

  .search-bar {
    display: none;
  }

  .top-header {
    padding: 0 16px;
  }

  .content-area {
    padding: 16px;
  }

  .stats-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }
}