/* ================================================================
   TRACKELX - DESIGN SYSTEM & GLOBAL STYLES
   ================================================================
   Brand: OCR-powered delivery document management
   Framework: Bulma CSS 0.9.4
   ================================================================ */

/* ================================================================
   1. CSS VARIABLES - THEME & DESIGN TOKENS
   ================================================================ */

:root {
  /* Brand Colors */
  --color-primary: #00d1b2;
  --color-primary-dark: #0ba398;
  --color-primary-light: #48dcc4;
  --color-secondary: #1e90ff;
  --color-success: #48c774;
  --color-warning: #ffb365;
  --color-danger: #f14668;
  --color-info: #3298dc;

  /* Neutral Colors */
  --color-white: #ffffff;
  --color-light: #f5f5f5;
  --color-light-gray: #fafafa;
  --color-gray: #b5bcc2;
  --color-dark-gray: #7f8c8d;
  --color-text-dark: #2c3e50;
  --color-text-light: #7f8c8d;
  --color-border: #e0e0e0;
  --color-dark: #363636;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.10);
  --shadow-lg: 0 4px 12px rgba(0, 0, 0, 0.15);
  --shadow-xl: 0 8px 24px rgba(0, 0, 0, 0.20);

  /* Spacing Scale */
  --spacing-xs: 0.5rem;
  --spacing-sm: 0.75rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 2.5rem;
  --spacing-3xl: 3rem;

  /* Typography */
  --font-family-base: 'Segoe UI', Tahoma, 'Ubuntu', sans-serif;
  --font-family-mono: 'Courier New', monospace;
  --font-size-base: 14px;
  --font-size-sm: 12px;
  --font-size-lg: 16px;
  --font-size-xl: 18px;
  --font-size-2xl: 24px;
  --font-size-3xl: 32px;
  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;

  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-base: 200ms ease-in-out;
  --transition-slow: 300ms ease-in-out;

  /* Z-Index Scale */
  --z-dropdown: 1000;
  --z-modal: 1400;
  --z-popover: 1030;
  --z-loading: 9999;
}

/* ================================================================
   2. GLOBAL STYLES
   ================================================================ */

* {
  box-sizing: border-box;
}

html {
  position: relative;
  min-height: 100%;
  font-size: var(--font-size-base);
  scroll-behavior: smooth;
}

@media (min-width: 768px) {
  html {
    font-size: var(--font-size-lg);
  }
}

body {
  background-color: var(--color-light-gray);
  color: var(--color-text-dark);
  font-family: var(--font-family-base);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  margin: 0;
  padding: 0;
  padding-bottom: 60px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ================================================================
   3. TYPOGRAPHY OVERRIDES
   ================================================================ */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-base);
  font-weight: 700;
  color: var(--color-text-dark);
  line-height: var(--line-height-tight);
  margin-bottom: var(--spacing-md);
}

h1 {
  font-size: var(--font-size-3xl);
}

h2 {
  font-size: var(--font-size-2xl);
}

h3 {
  font-size: var(--font-size-xl);
  font-weight: 600;
}

p {
  line-height: var(--line-height-normal);
  margin-bottom: var(--spacing-md);
}

small, .text-sm {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-base);
}

a:hover {
  color: var(--color-primary-dark);
  text-decoration: underline;
}

/* ================================================================
   4. FORM & INPUT OVERRIDES
   ================================================================ */

.input,
.textarea,
select {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  transition: all var(--transition-base);
  font-family: var(--font-family-base);
}

.input:focus,
.textarea:focus,
select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 209, 178, 0.1);
  outline: none;
}

.input::placeholder,
.textarea::placeholder {
  color: var(--color-text-light);
}

.control.has-icons-left .icon,
.control.has-icons-right .icon {
  color: var(--color-text-light);
}

/* ================================================================
   5. BUTTON OVERRIDES & ENHANCEMENTS
   ================================================================ */

.button {
  font-family: var(--font-family-base);
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: all var(--transition-base);
  border: 2px solid transparent;
  cursor: pointer;
  text-transform: none;
  letter-spacing: 0;
}

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

.button:active {
  transform: translateY(0);
}

/* Button States */
.button.is-disabled,
.button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
  pointer-events: none;
}

.button.is-loading::after {
  border-color: var(--color-white);
  border-right-color: transparent;
  border-top-color: transparent;
}

/* Primary Button */
.button.is-primary {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.button.is-primary:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
}

.button.is-primary.is-loading::after {
  border-color: var(--color-white);
}

/* Secondary Button */
.button.is-secondary {
  background-color: transparent;
  color: var(--color-secondary);
  border-color: var(--color-secondary);
}

.button.is-secondary:hover {
  background-color: rgba(30, 144, 255, 0.1);
  border-color: var(--color-secondary);
}

/* Danger Button */
.button.is-danger {
  background-color: var(--color-danger);
  border-color: var(--color-danger);
}

.button.is-danger:hover {
  background-color: #e91e5d;
  border-color: #e91e5d;
}

/* ================================================================
   6. CARD & BOX IMPROVEMENTS
   ================================================================ */

.box {
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  padding: var(--spacing-lg);
  transition: all var(--transition-base);
  border: 1px solid var(--color-border);
}

.box:hover {
  box-shadow: var(--shadow-lg);
}

.card {
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: all var(--transition-base);
}

.card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.card-header {
  background-color: var(--color-light);
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--color-border);
}

.card-content {
  padding: var(--spacing-lg);
}

/* ================================================================
   7. NAVBAR ENHANCEMENT
   ================================================================ */

.navbar {
  background-color: var(--color-white);
  border-bottom: 3px solid var(--color-primary);
  box-shadow: var(--shadow-md);
  height: 64px;
  align-items: center;
}

.navbar-brand {
  align-items: center;
}

.navbar-item {
  color: var(--color-text-dark);
  transition: color var(--transition-base);
  font-weight: 500;
}

.navbar-item:hover {
  color: var(--color-primary);
}

.navbar-item.is-brand-logo {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.navbar-end .buttons .button {
  margin-left: var(--spacing-sm);
}

/* Dropdown */
.dropdown-item:hover {
  background-color: var(--color-light);
  color: var(--color-primary);
}

/* ================================================================
   8. FOOTER ENHANCEMENT
   ================================================================ */

.footer {
  background-color: #2c3e50;
  color: var(--color-white);
  margin-top: auto;
  border-top: 3px solid var(--color-primary);
}

.footer a {
  color: var(--color-primary-light);
  font-weight: 500;
}

.footer a:hover {
  color: var(--color-white);
  text-decoration: underline;
}

/* ================================================================
   9. TABLE IMPROVEMENTS
   ================================================================ */

.table {
  background-color: var(--color-white);
  border-collapse: collapse;
  margin-bottom: var(--spacing-lg);
}

.table thead {
  background-color: var(--color-light);
  border-bottom: 2px solid var(--color-border);
}

.table th {
  color: var(--color-text-dark);
  font-weight: 700;
  padding: var(--spacing-md);
}

.table td {
  padding: var(--spacing-md);
  border-bottom: 1px solid var(--color-border);
}

.table tbody tr:hover {
  background-color: var(--color-light-gray);
}

.table.is-striped tbody tr:nth-child(odd) {
  background-color: var(--color-light);
}

/* ================================================================
   10. TAG & BADGE STYLES
   ================================================================ */

.tag {
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: var(--font-size-sm);
  padding: 6px 12px;
  display: inline-block;
  white-space: nowrap;
}

.tag.is-success {
  background-color: rgba(72, 199, 116, 0.15);
  color: #2d7a2e;
}

.tag.is-warning {
  background-color: rgba(255, 179, 101, 0.15);
  color: #b57300;
}

.tag.is-danger {
  background-color: rgba(241, 70, 104, 0.15);
  color: #aa001c;
}

.tag.is-info {
  background-color: rgba(50, 152, 220, 0.15);
  color: #0a47b0;
}

/* ================================================================
   11. NOTIFICATION IMPROVEMENTS
   ================================================================ */

.notification {
  border-radius: var(--radius-md);
  border-left: 4px solid transparent;
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
  animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.notification.is-success {
  background-color: #d4edda;
  border-left-color: #48c774;
  color: #2d7a2e;
}

.notification.is-danger {
  background-color: #f8d7da;
  border-left-color: #f14668;
  color: #a81435;
}

.notification.is-warning {
  background-color: #fff3cd;
  border-left-color: #ffb365;
  color: #954300;
}

.notification.is-info {
  background-color: #d1ecf1;
  border-left-color: #3298dc;
  color: #0a47b0;
}

.notification .delete {
  background-color: rgba(0, 0, 0, 0.2);
  transition: background-color var(--transition-base);
}

.notification .delete:hover {
  background-color: rgba(0, 0, 0, 0.3);
}

/* ================================================================
   12. LOADING SPINNER GLOBAL
   ================================================================ */

#global-loading {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.4);
  z-index: var(--z-loading);
  justify-content: center;
  align-items: center;
  backdrop-filter: blur(2px);
  animation: fadeIn var(--transition-base);
}

#global-loading.show {
  display: flex;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.loading-spinner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-lg);
}

/* Spinner Animation */
.spinner {
  width: 50px;
  height: 50px;
  border: 4px solid rgba(255, 255, 255, 0.2);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.loading-text {
  color: var(--color-white);
  font-size: var(--font-size-lg);
  font-weight: 600;
  text-align: center;
  max-width: 200px;
}

/* ================================================================
   13. SECTION & CONTAINER STYLES
   ================================================================ */

.section {
  padding: var(--spacing-2xl) var(--spacing-lg);
  background-color: var(--color-light-gray);
}

.section.is-hero {
  padding: var(--spacing-3xl) var(--spacing-lg);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-white);
}

.section.is-hero h1,
.section.is-hero h2 {
  color: var(--color-white);
}

.container {
  margin-left: auto;
  margin-right: auto;
  padding: 0 var(--spacing-lg);
  max-width: 1200px;
}

@media (max-width: 768px) {
  .container {
    padding: 0 var(--spacing-md);
  }

  .section {
    padding: var(--spacing-xl) var(--spacing-md);
  }
}

/* ================================================================
   14. UTILITY CLASSES
   ================================================================ */

.text-center {
  text-align: center;
}

.text-right {
  text-align: right;
}

.text-left {
  text-align: left;
}

.text-muted {
  color: var(--color-text-light);
}

.text-success {
  color: var(--color-success);
}

.text-danger {
  color: var(--color-danger);
}

.text-warning {
  color: var(--color-warning);
}

.text-info {
  color: var(--color-info);
}

.mb-0 { margin-bottom: 0 !important; }
.mb-xs { margin-bottom: var(--spacing-xs) !important; }
.mb-sm { margin-bottom: var(--spacing-sm) !important; }
.mb-md { margin-bottom: var(--spacing-md) !important; }
.mb-lg { margin-bottom: var(--spacing-lg) !important; }
.mb-xl { margin-bottom: var(--spacing-xl) !important; }

.mt-0 { margin-top: 0 !important; }
.mt-xs { margin-top: var(--spacing-xs) !important; }
.mt-sm { margin-top: var(--spacing-sm) !important; }
.mt-md { margin-top: var(--spacing-md) !important; }
.mt-lg { margin-top: var(--spacing-lg) !important; }
.mt-xl { margin-top: var(--spacing-xl) !important; }

.p-0 { padding: 0 !important; }
.p-xs { padding: var(--spacing-xs) !important; }
.p-sm { padding: var(--spacing-sm) !important; }
.p-md { padding: var(--spacing-md) !important; }
.p-lg { padding: var(--spacing-lg) !important; }
.p-xl { padding: var(--spacing-xl) !important; }

.gap-sm { gap: var(--spacing-sm) !important; }
.gap-md { gap: var(--spacing-md) !important; }
.gap-lg { gap: var(--spacing-lg) !important; }

.rounded { border-radius: var(--radius-md); }
.rounded-sm { border-radius: var(--radius-sm); }
.rounded-lg { border-radius: var(--radius-lg); }

.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow-md { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-xl { box-shadow: var(--shadow-xl); }

.opacity-50 { opacity: 0.5; }
.opacity-75 { opacity: 0.75; }

/* ================================================================
   15. PWA INSTALL BANNER STYLES
   ================================================================ */

.pwa-install-banner {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-white);
  padding: var(--spacing-md);
  padding-bottom: var(--spacing-lg);
  box-shadow: 0 -2px 8px rgba(0, 0, 0, 0.15);
  z-index: 1000;
  flex-direction: row;
  align-items: center;
  gap: var(--spacing-md);
  animation: slideUp var(--transition-slow);
}

@keyframes slideUp {
  from {
    transform: translateY(100%);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.pwa-install-content {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  flex: 1;
  flex-wrap: wrap;
}

.pwa-install-icon {
  font-size: 28px;
  flex-shrink: 0;
  animation: bounce 0.5s ease infinite alternate;
}

@keyframes bounce {
  from {
    transform: translateY(0);
  }
  to {
    transform: translateY(-3px);
  }
}

.pwa-install-text {
  flex: 1;
  min-width: 200px;
}

.pwa-install-title {
  margin: 0 0 var(--spacing-sm) 0;
  font-size: var(--font-size-lg);
  font-weight: 600;
  line-height: var(--line-height-tight);
}

.pwa-install-description {
  margin: 0 0 var(--spacing-sm) 0;
  font-size: var(--font-size-sm);
  line-height: var(--line-height-normal);
  opacity: 0.95;
}

.pwa-instructions {
  margin: var(--spacing-sm) 0 0 0;
  font-size: var(--font-size-sm);
  line-height: var(--line-height-normal);
}

.pwa-install-actions {
  display: flex;
  gap: var(--spacing-sm);
  flex-shrink: 0;
  flex-wrap: wrap;
}

.pwa-install-actions .button {
  white-space: nowrap;
  font-size: var(--font-size-sm);
  padding: 6px 12px;
  height: auto;
}

.pwa-install-close {
  position: absolute;
  top: 12px;
  right: 12px;
  background: rgba(255, 255, 255, 0.25);
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
  color: var(--color-white);
}

.pwa-install-close:hover {
  background: rgba(255, 255, 255, 0.4);
  transform: scale(1.1);
}

/* Mobile responsive */
@media (max-width: 768px) {
  .pwa-install-banner {
    flex-direction: column;
    align-items: flex-start;
    padding: var(--spacing-sm);
    padding-bottom: 48px;
  }

  .pwa-install-content {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-sm);
    width: 100%;
  }

  .pwa-install-text {
    width: 100%;
    min-width: auto;
  }

  .pwa-install-actions {
    width: 100%;
    gap: var(--spacing-xs);
  }

  .pwa-install-actions .button {
    flex: 1;
    justify-content: center;
    font-size: var(--font-size-xs);
  }
}

/* ================================================================
   16. FORM VALIDATION STATES
   ================================================================ */

.field.has-error .input,
.field.has-error .textarea {
  border-color: var(--color-danger);
}

.field.has-error .input:focus,
.field.has-error .textarea:focus {
  box-shadow: 0 0 0 3px rgba(241, 70, 104, 0.1);
}

.help.is-danger {
  color: var(--color-danger);
  font-size: var(--font-size-sm);
  margin-top: var(--spacing-xs);
}

/* ================================================================
   17. RESPONSIVE ADJUSTMENTS
   ================================================================ */

@media (max-width: 768px) {
  h1 {
    font-size: 24px;
  }

  h2 {
    font-size: 20px;
  }

  h3 {
    font-size: 16px;
  }

  .navbar {
    height: auto;
    padding: var(--spacing-md) 0;
  }

  .navbar-menu {
    padding-bottom: var(--spacing-md);
  }

  body {
    font-size: var(--font-size-base);
  }

  .section {
    padding: var(--spacing-xl) var(--spacing-md);
  }

  .table {
    font-size: var(--font-size-sm);
  }

  .table th,
  .table td {
    padding: var(--spacing-sm);
  }
}

/* ================================================================
   18. PRINT STYLES
   ================================================================ */

@media print {
  body {
    background-color: white;
  }

  #global-loading {
    display: none !important;
  }

  .pwa-install-banner {
    display: none !important;
  }

  .navbar,
  .footer {
    display: none;
  }

  .section {
    padding: 0;
    background-color: white;
  }
}