/* Sijempol Keerom Custom Stylesheet - Vanilla CSS Design System */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

/* --- 1. CSS VARIABLES (DESIGN SYSTEM TOKENS) --- */
:root {
  /* Colors */
  --color-primary: #00386c;
  --color-on-primary: #ffffff;
  --color-primary-container: #1a4f8b;
  --color-on-primary-container: #9bc2ff;
  
  --color-secondary: #565e74;
  --color-on-secondary: #ffffff;
  --color-secondary-container: #dae2fd;
  --color-on-secondary-container: #5c647a;
  
  --color-tertiary: #003578;
  --color-on-tertiary: #ffffff;
  --color-tertiary-container: #004ba4;
  --color-on-tertiary-container: #a4c0ff;
  
  --color-background: #f8f9ff;
  --color-on-background: #0b1c30;
  
  --color-surface: #f8f9ff;
  --color-on-surface: #0b1c30;
  --color-surface-dim: #cbdbf5;
  --color-surface-bright: #f8f9ff;
  --color-surface-gray: #f8fafc;
  
  /* Surface Containers */
  --color-surface-container-lowest: #ffffff;
  --color-surface-container-low: #eff4ff;
  --color-surface-container: #e5eeff;
  --color-surface-container-high: #dce9ff;
  --color-surface-container-highest: #d3e4fe;
  
  /* Outline & Borders */
  --color-outline: #737781;
  --color-outline-variant: #c2c6d1;
  --color-border: #e2e8f0;
  
  /* Semantic Colors */
  --color-success: #10b981;
  --color-success-bg: rgba(16, 185, 129, 0.1);
  --color-success-border: rgba(16, 185, 129, 0.2);
  
  --color-warning: #f59e0b;
  --color-warning-bg: rgba(245, 158, 11, 0.1);
  --color-warning-border: rgba(245, 158, 11, 0.2);
  
  --color-error: #ef4444;
  --color-error-bg: rgba(239, 68, 68, 0.1);
  --color-error-border: rgba(239, 68, 68, 0.2);
  
  /* Border Radius */
  --radius-sm: 0.125rem;       /* 2px */
  --radius-default: 0.25rem;  /* 4px */
  --radius-md: 0.375rem;       /* 6px */
  --radius-lg: 0.5rem;         /* 8px */
  --radius-xl: 0.75rem;        /* 12px */
  --radius-xxl: 1rem;          /* 16px */
  --radius-xxxl: 1.5rem;       /* 24px */
  --radius-full: 9999px;
  
  /* Spacing Rhythm */
  --spacing-mobile: 16px;
  --spacing-desktop: 32px;
  --spacing-gutter: 24px;
  --spacing-max-width: 1280px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 32px;
  
  /* Fonts */
  --font-family: 'Inter', sans-serif;
  
  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

/* --- 2. BASE RESETS --- */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-family);
  background-color: var(--color-background);
  color: var(--color-on-background);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Scrollbar styling */
.custom-scrollbar::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
.custom-scrollbar::-webkit-scrollbar-track {
  background: transparent;
}
.custom-scrollbar::-webkit-scrollbar-thumb {
  background: var(--color-outline-variant);
  border-radius: var(--radius-full);
}
.custom-scrollbar::-webkit-scrollbar-thumb:hover {
  background: var(--color-outline);
}

/* Material Symbols Adjustments */
.material-symbols-outlined {
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
  display: inline-block;
  vertical-align: middle;
  line-height: 1;
}

/* --- 3. LAYOUT UTILITIES --- */
.container-max {
  width: 100%;
  max-width: var(--spacing-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--spacing-mobile);
  padding-right: var(--spacing-mobile);
}

@media (min-width: 768px) {
  .container-max {
    padding-left: var(--spacing-desktop);
    padding-right: var(--spacing-desktop);
  }
}

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.flex-1 { flex: 1 1 0%; }
.flex-shrink-0 { flex-shrink: 0; }
.flex-wrap { flex-wrap: wrap; }

.gap-1 { gap: 4px; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.gap-4 { gap: 16px; }
.gap-6 { gap: 24px; }
.gap-8 { gap: 32px; }

.grid { display: grid; }
.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }

@media (min-width: 640px) {
  .grid-cols-sm-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (min-width: 768px) {
  .grid-cols-md-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid-cols-md-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .grid-cols-md-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .grid-cols-md-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
}
@media (min-width: 1024px) {
  .grid-cols-lg-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .grid-cols-lg-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .grid-cols-lg-12 { grid-template-columns: repeat(12, minmax(0, 1fr)); }
  .col-span-lg-8 { grid-column: span 8 / span 8; }
  .col-span-lg-4 { grid-column: span 4 / span 4; }
}

/* Margin and Padding Helpers */
.mt-auto { margin-top: auto; }
.mb-1 { margin-bottom: 4px; }
.mb-2 { margin-bottom: 8px; }
.mb-4 { margin-bottom: 16px; }
.mb-6 { margin-bottom: 24px; }
.mb-8 { margin-bottom: 32px; }
.mb-10 { margin-bottom: 40px; }
.mb-16 { margin-bottom: 64px; }

.mt-4 { margin-top: 16px; }
.mt-8 { margin-top: 32px; }

.p-2 { padding: 8px; }
.p-4 { padding: 16px; }
.p-6 { padding: 24px; }
.py-2 { padding-top: 8px; padding-bottom: 8px; }
.py-4 { padding-top: 16px; padding-bottom: 16px; }
.py-6 { padding-top: 24px; padding-bottom: 24px; }
.px-4 { padding-left: 16px; padding-right: 16px; }
.px-6 { padding-left: 24px; padding-right: 24px; }

/* Spacing tokens from design system */
.mt-stack-sm { margin-top: var(--spacing-sm); }
.mt-stack-md { margin-top: var(--spacing-md); }
.mt-stack-lg { margin-top: var(--spacing-lg); }

.mb-stack-sm { margin-bottom: var(--spacing-sm); }
.mb-stack-md { margin-bottom: var(--spacing-md); }
.mb-stack-lg { margin-bottom: var(--spacing-lg); }

.py-stack-lg { padding-top: var(--spacing-lg); padding-bottom: var(--spacing-lg); }
.px-margin-desktop { padding-left: var(--spacing-desktop); padding-right: var(--spacing-desktop); }
.px-margin-mobile { padding-left: var(--spacing-mobile); padding-right: var(--spacing-mobile); }

/* --- 4. TYPOGRAPHY CLASSES --- */
.text-headline-lg {
  font-size: 24px;
  font-weight: 700;
  line-height: 32px;
  letter-spacing: -0.02em;
}
@media (min-width: 768px) {
  .text-headline-lg {
    font-size: 32px;
    line-height: 40px;
  }
}

.text-headline-md {
  font-size: 20px;
  font-weight: 600;
  line-height: 28px;
}
@media (min-width: 768px) {
  .text-headline-md {
    font-size: 24px;
    line-height: 32px;
  }
}

.text-headline-sm {
  font-size: 18px;
  font-weight: 600;
  line-height: 24px;
}
@media (min-width: 768px) {
  .text-headline-sm {
    font-size: 20px;
    line-height: 28px;
  }
}

.text-body-lg {
  font-size: 16px;
  font-weight: 400;
  line-height: 24px;
}
@media (min-width: 768px) {
  .text-body-lg {
    font-size: 18px;
    line-height: 28px;
  }
}

.text-body-md {
  font-size: 16px;
  font-weight: 400;
  line-height: 24px;
}

.text-body-sm {
  font-size: 14px;
  font-weight: 400;
  line-height: 20px;
}

.text-label-md {
  font-size: 14px;
  font-weight: 600;
  line-height: 20px;
}

.text-label-sm {
  font-size: 12px;
  font-weight: 500;
  line-height: 16px;
}

.text-code {
  font-family: monospace;
  font-size: 14px;
  font-weight: 400;
  line-height: 20px;
}

/* Colors text */
.text-primary { color: var(--color-primary); }
.text-on-primary { color: var(--color-on-primary); }
.text-on-surface { color: var(--color-on-surface); }
.text-on-surface-variant { color: #424750; }
.text-success-green { color: var(--color-success); }
.text-warning-amber { color: var(--color-warning); }
.text-error-red { color: var(--color-error); }
.text-outline { color: var(--color-outline); }
.text-white { color: #ffffff; }

/* Font Weight Helpers */
.font-normal { font-weight: 400; }
.font-medium { font-weight: 500; }
.font-bold { font-weight: 700; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.uppercase { text-transform: uppercase; }
.tracking-wider { letter-spacing: 0.05em; }
.whitespace-nowrap { white-space: nowrap; }

/* --- 5. COMPONENT STYLES --- */

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
  text-align: center;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-on-primary);
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}
.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background-color: var(--color-surface-container-high);
  color: var(--color-primary-container);
  border: 1px solid var(--color-outline-variant);
}
.btn-secondary:hover {
  background-color: var(--color-surface-container-highest);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
}
.btn-outline:hover {
  background-color: var(--color-surface-container-low);
}

.btn-danger {
  background-color: var(--color-error);
  color: white;
}
.btn-danger:hover {
  opacity: 0.9;
}

.btn-success {
  background-color: var(--color-success);
  color: white;
}
.btn-success:hover {
  opacity: 0.9;
}

.btn-large {
  padding: 14px 28px;
  border-radius: var(--radius-xl);
  font-size: 16px;
}

.btn-full {
  display: flex;
  width: 100%;
}

/* Cards & Containers */
.card {
  background-color: var(--color-surface-container-lowest);
  border: 1px solid var(--color-outline-variant);
  border-radius: var(--radius-xl);
  padding: var(--spacing-md);
  box-shadow: var(--shadow-sm);
}

.card-hover:hover {
  box-shadow: var(--shadow-md);
  transition: box-shadow var(--transition-fast);
}

.glass-card {
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(226, 232, 240, 0.8);
  border-radius: var(--radius-xl);
}

/* Inputs & Form Controls */
.form-group {
  margin-bottom: var(--spacing-md);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--color-secondary);
}

.form-control {
  width: 100%;
  padding: 10px 14px;
  font-size: 14px;
  line-height: 1.5;
  background-color: #ffffff;
  border: 1px solid var(--color-outline-variant);
  border-radius: var(--radius-lg);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 56, 108, 0.15);
}

.form-control::placeholder {
  color: var(--color-outline);
}

textarea.form-control {
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
}

@media (min-width: 768px) {
  .form-row {
    grid-template-columns: repeat(2, 1fr);
  }
  .col-span-2 {
    grid-column: span 2 / span 2;
  }
}

/* File Upload Item */
.upload-container {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.upload-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px;
  background-color: var(--color-surface-container-low);
  border: 2px dashed var(--color-outline-variant);
  border-radius: var(--radius-xl);
  cursor: pointer;
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.upload-item:hover {
  border-color: var(--color-primary);
  background-color: var(--color-surface-container);
}

/* Status Chips & Badges */
.status-chip {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: 4px 12px;
  font-size: 12px;
  font-weight: 600;
  border-radius: var(--radius-full);
  border: 1px solid transparent;
  width: fit-content;
}

.status-green {
  background-color: var(--color-success-bg);
  color: var(--color-success);
  border-color: var(--color-success-border);
}

.status-amber {
  background-color: var(--color-warning-bg);
  color: var(--color-warning);
  border-color: var(--color-warning-border);
}

.status-red {
  background-color: var(--color-error-bg);
  color: var(--color-error);
  border-color: var(--color-error-border);
}

.status-blue {
  background-color: var(--color-surface-container-low);
  color: var(--color-primary);
  border-color: rgba(0, 56, 108, 0.2);
}

/* --- 6. NAVIGATION & STRUCTURES --- */

/* Header (TopNavBar) */
header.top-nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 64px;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--spacing-desktop);
  background-color: #ffffff;
  border-bottom: 1px solid var(--color-outline-variant);
  transition: box-shadow var(--transition-fast);
}

header.top-nav.shadow-sm {
  box-shadow: var(--shadow-sm);
}

header.top-nav .logo {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-primary);
}

header.top-nav nav {
  display: none;
}

@media (min-width: 768px) {
  header.top-nav nav {
    display: flex;
    align-items: center;
    gap: 32px;
  }
}

header.top-nav nav a {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-secondary);
  padding-bottom: 4px;
}

header.top-nav nav a.active {
  color: var(--color-primary);
  border-bottom: 2px solid var(--color-primary);
}

header.top-nav nav a:hover:not(.active) {
  color: var(--color-primary);
}

/* Sidebar Navigation */
aside.sidebar {
  position: fixed;
  left: 0;
  top: 0;
  width: 256px;
  height: 100vh;
  background-color: var(--color-surface-gray);
  border-right: 1px solid var(--color-outline-variant);
  z-index: 40;
  padding: var(--spacing-md) var(--spacing-md);
  display: flex;
  flex-direction: column;
}

/* Adjust sidebar when TopNavBar is present */
.has-topnav aside.sidebar {
  top: 64px;
  height: calc(100vh - 64px);
}

aside.sidebar .sidebar-logo {
  padding: 8px;
  margin-bottom: var(--spacing-lg);
}

aside.sidebar nav {
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex-grow: 1;
}

aside.sidebar nav a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-secondary);
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
}

aside.sidebar nav a:hover {
  background-color: var(--color-surface-container);
  color: var(--color-primary);
}

aside.sidebar nav a.active {
  background-color: var(--color-primary-container);
  color: var(--color-on-primary);
  font-weight: 700;
}

aside.sidebar .sidebar-footer {
  border-top: 1px solid var(--color-outline-variant);
  padding-top: var(--spacing-md);
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

/* Main Content Area */
main.content-canvas {
  flex-grow: 1;
  padding-top: 80px; /* Offset for TopNavBar */
}

/* Main Content with Sidebar */
.has-sidebar main.content-canvas {
  margin-left: 256px;
  padding: var(--spacing-desktop);
}

/* Mobile Sidebar Drawer Adjustments */
@media (max-width: 767px) {
  aside.sidebar {
    transform: translateX(-100%);
    transition: transform var(--transition-normal);
  }
  aside.sidebar.open {
    transform: translateX(0);
  }
  .has-sidebar main.content-canvas {
    margin-left: 0;
    padding: var(--spacing-mobile);
  }
  .has-sidebar footer {
    margin-left: 0 !important;
    width: 100% !important;
  }
}

/* Footer layout */
footer {
  background-color: var(--color-surface-container-highest);
  border-top: 1px solid var(--color-outline-variant);
  padding: var(--spacing-lg) var(--spacing-desktop);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

@media (min-width: 768px) {
  footer {
    flex-direction: row;
  }
}

.has-sidebar footer {
  margin-left: 256px;
  width: calc(100% - 256px);
}

footer a {
  font-size: 12px;
  color: var(--color-secondary);
}

footer a:hover {
  color: var(--color-primary);
}

/* --- 7. WORKFLOW / STEPPER & TIMELINE --- */

/* Stepper (Horizontal Wizard progress) */
.stepper {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  background-color: #ffffff;
  padding: 24px;
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-outline-variant);
  overflow-x: auto;
}

.stepper-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
  min-width: 120px;
}

.stepper-circle {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background-color: var(--color-surface-container);
  color: var(--color-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  transition: all var(--transition-fast);
}

.stepper-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-secondary);
  white-space: nowrap;
}

.stepper-connector {
  flex-grow: 1;
  height: 2px;
  background-color: var(--color-outline-variant);
  margin: 0 16px 24px 16px; /* Align with circles */
  min-width: 40px;
}

/* Active State */
.stepper-step.active .stepper-circle {
  background-color: var(--color-primary);
  color: var(--color-on-primary);
}
.stepper-step.active .stepper-label {
  color: var(--color-primary);
  font-weight: 700;
}

/* Completed State */
.stepper-step.completed .stepper-circle {
  background-color: var(--color-success);
  color: white;
}
.stepper-step.completed .stepper-label {
  color: var(--color-success);
}

/* Vertical Timeline (Tracking) */
.timeline {
  position: relative;
  padding-left: 32px;
  margin-top: var(--spacing-md);
}

.timeline-line {
  position: absolute;
  left: 11px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: repeating-linear-gradient(to bottom, var(--color-outline-variant) 0, var(--color-outline-variant) 4px, transparent 4px, transparent 8px);
}

.timeline-line-fill {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  background-color: var(--color-primary);
}

.timeline-item {
  position: relative;
  margin-bottom: var(--spacing-lg);
}

.timeline-item:last-child {
  margin-bottom: 0;
}

.timeline-badge {
  position: absolute;
  left: -32px;
  top: 2px;
  width: 24px;
  height: 24px;
  border-radius: var(--radius-full);
  background-color: var(--color-surface-container-high);
  color: var(--color-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.timeline-item.active .timeline-badge {
  background-color: var(--color-primary);
  color: var(--color-on-primary);
}

.timeline-item.completed .timeline-badge {
  background-color: var(--color-success);
  color: white;
}

.timeline-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-on-surface);
}

.timeline-desc {
  font-size: 14px;
  color: var(--color-secondary);
  margin-top: 2px;
}

.timeline-time {
  font-size: 12px;
  color: var(--color-outline);
  margin-top: 4px;
  display: block;
}

/* --- 8. TABLES & LISTS --- */

.table-responsive {
  width: 100%;
  overflow-x: auto;
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-outline-variant);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.data-table th {
  background-color: var(--color-surface-container-low);
  padding: 12px 16px;
  font-size: 12px;
  font-weight: 700;
  color: var(--color-secondary);
  border-bottom: 1px solid var(--color-outline-variant);
}

.data-table td {
  padding: 16px;
  font-size: 14px;
  color: var(--color-on-surface);
  border-bottom: 1px solid var(--color-border);
  background-color: #ffffff;
}

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

.data-table tbody tr:hover td {
  background-color: var(--color-surface-container-lowest);
  cursor: pointer;
}

/* Zebra Striping */
.data-table-zebra tbody tr:nth-child(even) td {
  background-color: var(--color-surface-gray);
}

/* --- 9. SPECIALIZED & DECORATIVE --- */

/* Hero Pattern for index page */
.hero-pattern {
  background-image: radial-gradient(circle at 2px 2px, var(--color-outline-variant) 1px, transparent 0);
  background-size: 40px 40px;
  opacity: 0.25;
}

/* Decorative background blur shapes */
.bg-decor-circle {
  position: absolute;
  border-radius: var(--radius-full);
  filter: blur(80px);
  z-index: -1;
  opacity: 0.4;
}

/* QR Code and digital signatures (TTE) */
.tte-box {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  background-color: var(--color-surface-container-low);
  border: 1px solid var(--color-outline-variant);
  border-radius: var(--radius-xl);
  padding: var(--spacing-md);
}

.tte-qr {
  width: 64px;
  height: 64px;
  background-color: #ffffff;
  border: 1px solid var(--color-outline-variant);
  padding: 4px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
}

.tte-qr img {
  opacity: 0.5;
}

/* Stats Widget */
.stats-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
}
@media (min-width: 640px) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (min-width: 1024px) {
  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.stats-card {
  background-color: #ffffff;
  border: 1px solid var(--color-outline-variant);
  border-radius: var(--radius-xl);
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  box-shadow: var(--shadow-sm);
}

.stats-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Document List */
.doc-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.doc-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
}

.doc-item:hover {
  border-color: var(--color-primary);
  transform: translateY(-1px);
}

/* Helper Class: Hidden */
.hidden {
  display: none !important;
}

/* Mobile Toggle Hamburger button */
.mobile-nav-toggle {
  display: block;
  font-size: 24px;
  color: var(--color-primary);
}
@media (min-width: 768px) {
  .mobile-nav-toggle {
    display: none;
  }
}

/* Quick Tracking Input Card on Home */
.track-card {
  max-width: 500px;
  margin: 0 auto;
}

/* Custom Searchable Select Dropdown styles */
.custom-select-container {
  position: relative;
  width: 100%;
}

.custom-select-trigger {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  background-color: #ffffff;
  border: 1px solid var(--color-outline-variant);
  border-radius: var(--radius-lg);
  font-size: 14px;
  color: var(--color-on-surface);
  cursor: pointer;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.custom-select-trigger:hover {
  border-color: var(--color-primary);
}

.custom-select-container.open .custom-select-trigger {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 56, 108, 0.15);
}

.custom-select-trigger .dropdown-arrow {
  transition: transform var(--transition-normal);
  color: var(--color-outline);
}

.custom-select-container.open .dropdown-arrow {
  transform: rotate(180deg);
}

.custom-select-dropdown {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  background-color: #ffffff;
  border: 1px solid var(--color-outline-variant);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  z-index: 50;
  display: flex;
  flex-direction: column;
  max-height: 320px;
  overflow: hidden;
  animation: dropdownFadeIn var(--transition-fast) forwards;
}

@keyframes dropdownFadeIn {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

.custom-select-search-wrapper {
  display: flex;
  align-items: center;
  padding: 8px 12px;
  border-bottom: 1px solid var(--color-border);
  background-color: var(--color-surface-gray);
}

.custom-select-search-wrapper .search-icon {
  color: var(--color-outline);
  margin-right: 8px;
  font-size: 20px;
}

.custom-select-search-input {
  width: 100%;
  border: none;
  background: transparent;
  outline: none;
  font-size: 14px;
  padding: 4px 0;
  color: var(--color-on-surface);
}

.custom-select-options {
  list-style: none;
  max-height: 240px;
  overflow-y: auto;
  padding: 4px 0;
}

.custom-select-option {
  padding: 10px 16px;
  font-size: 13px;
  color: var(--color-secondary);
  cursor: pointer;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.custom-select-option:hover {
  background-color: var(--color-surface-container-low);
  color: var(--color-primary);
}

.custom-select-option.selected {
  background-color: var(--color-primary);
  color: var(--color-on-primary);
  font-weight: 600;
}

.custom-select-option.no-results {
  text-align: center;
  padding: 16px;
  color: var(--color-outline);
  cursor: default;
}

.custom-select-option.no-results:hover {
  background: transparent;
  color: var(--color-outline);
}