/* ============================================
   WEEKLY WEATHER BULLETIN GENERATOR STYLES
   IMD (India Meteorological Department) Format
   ============================================ */

/* CSS Variables */
:root {
  --primary-color: #1e3a5f;
  --secondary-color: #2c5282;
  --accent-color: #3182ce;
  --success-color: #38a169;
  --warning-color: #d69e2e;
  --danger-color: #e53e3e;
  --bg-color: #f7fafc;
  --card-bg: #ffffff;
  --text-primary: #000000;
  --text-secondary: #222222;
  --border-color: #e2e8f0;
  --shadow:
    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);
}

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

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  min-height: 100vh;
  color: var(--text-primary);
  line-height: 1.6;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

/* ============================================
   HEADER STYLES
   ============================================ */

.main-header {
  background: var(--card-bg);
  padding: 30px;
  border-radius: 16px;
  box-shadow: var(--shadow-lg);
  text-align: center;
  margin-bottom: 30px;
  position: relative;
  overflow: hidden;
}

.main-header::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  background: linear-gradient(90deg, #f6ad55, #ed8936, #dd6b20);
}

.main-header h1 {
  color: var(--primary-color);
  font-size: 2.2rem;
  margin-bottom: 10px;
  font-weight: 700;
}

.main-header p {
  color: var(--text-secondary);
  font-size: 1.1rem;
}

/* ============================================
   SECTION STYLES
   ============================================ */

section {
  background: var(--card-bg);
  padding: 25px;
  border-radius: 12px;
  box-shadow: var(--shadow);
  margin-bottom: 25px;
}

section h2 {
  color: var(--primary-color);
  font-size: 1.4rem;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 10px;
}

.section-hint {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 15px;
  font-style: italic;
}

/* ============================================
   DATE SELECTION SECTION
   ============================================ */

.date-section {
  background: linear-gradient(135deg, #ebf8ff 0%, #bee3f8 100%);
  border-left: 5px solid var(--accent-color);
}

.date-controls {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.date-input-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.date-input-group label {
  font-weight: 600;
  color: var(--primary-color);
  font-size: 1rem;
}

.date-picker {
  padding: 12px 16px;
  border: 2px solid var(--border-color);
  border-radius: 8px;
  font-size: 16px;
  width: 100%;
  max-width: 300px;
  transition: border-color 0.3s;
}

.date-picker:focus {
  outline: none;
  border-color: var(--accent-color);
  box-shadow: 0 0 0 3px rgba(66, 153, 225, 0.1);
}

.week-info {
  background: white;
  padding: 15px 20px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.week-info p {
  margin: 5px 0;
  color: var(--text-secondary);
}

.week-info .week-period {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--primary-color);
}

.week-info .week-hindi {
  font-family: "Mangal", "Kokila", "Arial Unicode MS", sans-serif;
  color: var(--secondary-color);
}

/* ============================================
   FILE UPLOAD SECTION
   ============================================ */

.file-upload-section {
  background: linear-gradient(135deg, #f0fff4 0%, #c6f6d5 100%);
  border-left: 5px solid var(--success-color);
}

.file-upload-container {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.file-upload-area {
  border: 2px dashed var(--success-color);
  border-radius: 12px;
  padding: 40px;
  text-align: center;
  transition: all 0.3s;
  cursor: pointer;
  background: white;
}

.file-upload-area:hover {
  border-color: #2f855a;
  background: rgba(56, 161, 105, 0.05);
}

.file-list {
  background: white;
  padding: 15px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.file-list h4 {
  color: var(--primary-color);
  margin-bottom: 10px;
  font-size: 1rem;
}

.file-list ul {
  list-style: none;
  padding: 0;
}

.file-list li {
  padding: 8px 12px;
  margin: 5px 0;
  background: var(--bg-color);
  border-radius: 6px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.9rem;
}

.file-list li .file-name {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.file-list li .file-type {
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  margin-left: 10px;
}

.file-type.pdf {
  background: #fed7d7;
  color: #c53030;
}

.file-type.word {
  background: #bee3f8;
  color: #2b6cb0;
}

.file-controls {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

/* ============================================
   INPUT SECTION
   ============================================ */

.input-controls {
  display: flex;
  gap: 10px;
  margin-bottom: 15px;
  flex-wrap: wrap;
}

#bulletinInput {
  width: 100%;
  min-height: 300px;
  padding: 15px;
  border: 2px solid var(--border-color);
  border-radius: 8px;
  font-family: "Consolas", "Monaco", monospace;
  font-size: 14px;
  resize: vertical;
  transition: border-color 0.3s;
}

#bulletinInput:focus {
  outline: none;
  border-color: var(--accent-color);
  box-shadow: 0 0 0 3px rgba(66, 153, 225, 0.1);
}

/* ============================================
   BUTTON STYLES
   ============================================ */

.btn {
  padding: 10px 20px;
  border: none;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

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

.btn-primary {
  background: var(--accent-color);
  color: white;
}

.btn-primary:hover {
  background: #2b6cb0;
}

.btn-secondary {
  background: #718096;
  color: white;
}

.btn-secondary:hover {
  background: #4a5568;
}

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

.btn-success:hover {
  background: #2f855a;
}

.btn-info {
  background: #4299e1;
  color: white;
}

.btn-info:hover {
  background: #3182ce;
}

.btn-large {
  padding: 15px 30px;
  font-size: 16px;
}

/* ============================================
   CONFIGURATION SECTION
   ============================================ */

.distribution-config {
  display: grid;
  gap: 15px;
}

.config-item {
  display: flex;
  align-items: center;
  gap: 15px;
  padding: 12px;
  background: var(--bg-color);
  border-radius: 8px;
  border-left: 4px solid var(--accent-color);
}

.color-picker {
  width: 50px;
  height: 35px;
  border: 2px solid var(--border-color);
  border-radius: 4px;
  cursor: pointer;
}

.config-label {
  flex: 1;
  font-weight: 500;
  color: var(--text-primary);
}

.config-text {
  width: 100px;
  padding: 8px;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  font-size: 14px;
}

/* ============================================
   SPATIAL EDITOR SECTION
   ============================================ */

.spatial-editor-section {
  background: linear-gradient(135deg, #fffaf0 0%, #feebc8 100%);
  border-left: 5px solid var(--warning-color);
}

.spatial-table-container {
  overflow-x: auto;
  margin-bottom: 20px;
}

/* Multi-select cell styles */
.editable-cell {
  cursor: pointer;
  transition: all 0.2s;
  font-weight: 600;
  text-transform: uppercase;
  border: 2px solid transparent;
  user-select: none;
}

.editable-cell:hover {
  filter: brightness(0.9);
  transform: scale(1.02);
}

.editable-cell.selected-cell {
  border: 3px solid #e53e3e !important;
  box-shadow: 0 0 10px rgba(229, 62, 62, 0.5);
  transform: scale(1.05);
  z-index: 10;
  position: relative;
}

.editable-cell select {
  width: 100%;
  padding: 5px;
  border: none;
  background: transparent;
  font-weight: 600;
  cursor: pointer;
  text-align: center;
}

.date-cell {
  font-weight: bold;
  background: #f7fafc;
}

/* Bulk edit panel */
#bulkEditPanel {
  margin-bottom: 15px;
}

/* ============================================
   UPLOAD SECTION
   ============================================ */

.upload-area {
  border: 2px dashed var(--border-color);
  border-radius: 12px;
  padding: 40px;
  text-align: center;
  transition: all 0.3s;
  cursor: pointer;
}

.upload-area:hover {
  border-color: var(--accent-color);
  background: rgba(66, 153, 225, 0.05);
}

.upload-placeholder {
  color: var(--text-secondary);
}

.upload-icon {
  font-size: 48px;
  display: block;
  margin-bottom: 10px;
}

.upload-hint {
  font-size: 12px;
  color: #a0aec0;
  margin-top: 5px;
}

.uploaded-image {
  max-width: 100%;
  max-height: 400px;
  border-radius: 8px;
  box-shadow: var(--shadow);
}

/* ============================================
   PREVIEW SECTION
   ============================================ */

.preview-controls {
  text-align: center;
  margin-bottom: 30px;
  padding: 20px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border-radius: 12px;
}

.bulletin-preview {
  background: #edf2f7; /* Light grey background to make A4 pages stand out */
  border: 1px solid #ddd;
  color: #000000;
  padding: 30px 15px;
  border-radius: 8px;
  overflow-x: auto; /* Allows scrolling for A4 width on smaller screens */
}

.bulletin-page {
  width: 210mm; /* Fixed A4 Width */
  min-height: 297mm;
  margin: 0 auto 40px auto; /* Centered with a clear visual gap/page break */
  padding: 20mm;
  background: white; /* Paper color */
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15); /* Paper shadow effect */
  page-break-after: always;
  box-sizing: border-box;
}

.bulletin-page:last-child {
  page-break-after: auto;
  margin-bottom: 0;
}

/* ============================================
   BULLETIN HEADER (IMD Style)
   ============================================ */

.bulletin-preview .header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 3px double var(--primary-color);
  padding-bottom: 20px;
  margin-bottom: 30px;
}

.logo-left,
.logo-right {
  height: 115px;
  width: auto;
}

.bulletin-preview .title {
  text-align: center;
  flex: 1;
  padding: 0 20px;
}

.bulletin-preview .title h2 {
  color: var(--primary-color);
  font-size: 24px;
  font-weight: bold;
  margin-bottom: 5px;
  border: none;
  justify-content: center;
}

.bulletin-preview .title h3 {
  color: var(--secondary-color);
  font-size: 20px;
  font-weight: bold;
}

.issue-date {
  color: #000000;
  font-size: 14px;
  margin-top: 5px;
  font-weight: 600;
}

.date-range {
  color: #000000;
  font-size: 13px;
  margin-top: 5px;
}

/* ============================================
   CONTENT SECTIONS
   ============================================ */

.content-section {
  margin-bottom: 30px;
}

.content-section h4 {
  color: #000000;
  font-size: 16px;
  font-weight: bold;
  margin-bottom: 15px;
  padding: 8px 12px;
  background: var(--bg-color);
  border-left: 4px solid var(--accent-color);
}

/* ============================================
   TABLE STYLES
   ============================================ */

.table-container {
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  margin-bottom: 20px;
  page-break-inside: auto;
}

.data-table tr {
  page-break-inside: avoid;
  page-break-after: auto;
}

.data-table th {
  background: var(--primary-color);
  color: white;
  padding: 12px 8px;
  text-align: left;
  font-weight: 600;
  border: 1px solid #2c5282;
}

.data-table td {
  padding: 10px 8px;
  border: 1px solid var(--border-color);
}

.data-table tbody tr:nth-child(even) {
  background: #f8fafc;
}

.data-table tbody tr:hover {
  background: #e6fffa;
}

/* Spatial Distribution Table */
.spatial-table th,
.spatial-table td {
  text-align: center;
  font-size: 12px;
}

.spatial-cell {
  font-weight: bold;
  text-transform: uppercase;
}

/* ============================================
   LEGEND STYLES
   ============================================ */

.legend {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  margin-top: 15px;
  padding: 15px;
  background: var(--bg-color);
  border-radius: 8px;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
}

.legend-color {
  width: 30px;
  height: 20px;
  border: 1px solid #999;
  border-radius: 3px;
}

/* ============================================
   WEATHER SYSTEM SUMMARY
   ============================================ */

.weather-day {
  margin-bottom: 20px;
  padding: 15px;
  background: #f7fafc;
  border-radius: 8px;
  border-left: 4px solid var(--accent-color);
  page-break-inside: avoid;
  break-inside: avoid;
}

.weather-day h5 {
  color: var(--primary-color);
  font-size: 14px;
  font-weight: bold;
  margin-bottom: 10px;
  text-transform: uppercase;
}

.weather-day ul {
  list-style: none;
  padding-left: 0;
}

.weather-day li {
  padding: 5px 0;
  padding-left: 20px;
  position: relative;
  font-size: 13px;
  line-height: 1.6;
}

.weather-day li::before {
  content: "➢";
  position: absolute;
  left: 0;
  color: var(--accent-color);
}

/* ============================================
   TEMPERATURE ANALYSIS
   ============================================ */

.analysis-text {
  padding: 20px;
  background: linear-gradient(135deg, #fff5f5 0%, #fed7d7 100%);
  border-radius: 8px;
  border: 1px solid #feb2b2;
}

.hindi-text {
  font-family: "Mangal", "Kokila", "Arial Unicode MS", sans-serif;
  font-size: 14px;
  color: #000000;
  margin-bottom: 8px;
  line-height: 1.8;
}

.english-text {
  font-size: 13px;
  color: #000000;
  font-style: italic;
  margin-bottom: 15px;
}

/* ============================================
   EDITABLE PREVIEW STYLES
   ============================================ */

[contenteditable="true"] {
  outline: none;
  transition: background-color 0.2s ease;
}
[contenteditable="true"]:hover {
  background-color: rgba(251, 191, 36, 0.2);
  cursor: text;
}
[contenteditable="true"]:focus {
  background-color: #fff;
  box-shadow: 0 0 0 2px var(--accent-color) inset;
  border-radius: 4px;
}

/* ============================================
   MAP SECTION
   ============================================ */

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

.map-container {
  margin: 20px 0;
  padding: 20px;
  background: white;
  border: 1px solid var(--border-color);
  border-radius: 8px;
}

.preview-map-image {
  max-width: 100%;
  height: auto;
  border-radius: 4px;
}

.footer-info {
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--border-color);
  font-size: 12px;
  color: var(--text-secondary);
}

/* ============================================
   LOADING OVERLAY
   ============================================ */

.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 9999;
}

.loading-spinner {
  width: 50px;
  height: 50px;
  border: 4px solid #f3f3f3;
  border-top: 4px solid var(--accent-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

.loading-overlay p {
  color: white;
  margin-top: 15px;
  font-size: 16px;
}

/* ============================================
   UTILITY CLASSES
   ============================================ */

.placeholder-text {
  color: #a0aec0;
  font-style: italic;
  text-align: center;
  padding: 20px;
}

.hidden {
  display: none !important;
}

/* ============================================
   PRINT STYLES
   ============================================ */

@media print {
  body {
    background: white;
  }

  .container {
    max-width: 100%;
    padding: 0;
  }

  .main-header,
  .date-section,
  .file-upload-section,
  .input-section,
  .config-section,
  .spatial-editor-section,
  .upload-section,
  .preview-controls {
    display: none;
  }

  .bulletin-preview {
    border: none;
    background: white;
    padding: 0;
  }

  .bulletin-page {
    page-break-after: always;
    border: none;
    padding: 0;
    margin: 0;
    box-shadow: none;
    width: 100%;
    min-height: auto;
  }
}

/* ============================================
   RESPONSIVE STYLES
   ============================================ */

@media (max-width: 768px) {
  .container {
    padding: 10px;
  }

  .main-header h1 {
    font-size: 1.5rem;
  }

  .input-controls,
  .file-controls {
    flex-direction: column;
  }

  .btn {
    width: 100%;
    justify-content: center;
  }

  .config-item {
    flex-direction: column;
    align-items: flex-start;
  }

  .bulletin-preview .header {
    flex-direction: column;
    text-align: center;
  }

  .logo-left,
  .logo-right {
    height: 60px;
    margin: 10px 0;
  }

  .data-table {
    font-size: 11px;
  }

  .data-table th,
  .data-table td {
    padding: 6px 4px;
  }
}

/* ============================================
   DARK MODE STYLES
   ============================================ */
body.dark-mode {
  --bg-color: #1a202c;
  --card-bg: #2d3748;
  --text-primary: #f7fafc;
  --text-secondary: #e2e8f0;
  --border-color: #4a5568;
  background: #1a202c;
}

body.dark-mode section,
body.dark-mode .main-header {
  background: var(--card-bg);
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.5);
}

body.dark-mode h1,
body.dark-mode h2,
body.dark-mode .week-info .week-period,
body.dark-mode .file-list h4,
body.dark-mode .date-input-group label,
body.dark-mode .weather-day h5 {
  color: #90cdf4;
}

body.dark-mode .week-info,
body.dark-mode .file-list,
body.dark-mode .file-upload-area {
  background: #2d3748;
  border-color: #4a5568;
}

body.dark-mode #bulletinInput {
  background: #1a202c;
  color: #f7fafc;
  border-color: #4a5568;
}

/* Keep preview container styling appropriate for generated content */
body.dark-mode .bulletin-preview {
  background: #1a202c;
  border-color: #4a5568;
}

body.dark-mode .bulletin-page {
  /* We keep the paper white so the final PDF/Doc generation looks correct */
  background: #ffffff;
  color: #000000;
}