styles.css

/* ==========================================================================
   Design Tokens & CSS Variables
   ========================================================================== */
:root {
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Outfit', var(--font-sans);

  /* Dark Mode Palette (Default) */
  --bg-base: #090d16;
  --bg-surface: #111827;
  --bg-surface-hover: #1f293d;
  --bg-card: rgba(17, 24, 39, 0.7);
  --bg-card-border: rgba(255, 255, 255, 0.08);

  --text-main: #f3f4f6;
  --text-muted: #9ca3af;
  --text-dim: #6b7280;

  --primary: #6366f1;
  --primary-hover: #4f46e5;
  --primary-light: rgba(99, 102, 241, 0.15);

  --accent-emerald: #10b981;
  --accent-amber: #f59e0b;
  --accent-cyan: #06b6d4;

  --border-color: rgba(255, 255, 255, 0.1);
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.5);

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-full: 9999px;

  --transition: all 0.2s ease-in-out;
}

[data-theme="light"] {
  --bg-base: #f8fafc;
  --bg-surface: #ffffff;
  --bg-surface-hover: #f1f5f9;
  --bg-card: #ffffff;
  --bg-card-border: rgba(0, 0, 0, 0.08);

  --text-main: #0f172a;
  --text-muted: #475569;
  --text-dim: #94a3b8;

  --primary: #4f46e5;
  --primary-hover: #4338ca;
  --primary-light: rgba(79, 70, 229, 0.08);

  --border-color: rgba(0, 0, 0, 0.1);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 12px 24px rgba(0, 0, 0, 0.12);
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-base);
  color: var(--text-main);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: background-color 0.3s ease, color 0.3s ease;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
  width: 100%;
}

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

a:hover {
  text-decoration: underline;
}

/* ==========================================================================
   Announcement Bar
   ========================================================================== */
.announcement-bar {
  background: linear-gradient(90deg, #4f46e5, #06b6d4);
  color: #ffffff;
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0.5rem 0;
}

.announcement-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.announcement-btn {
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  backdrop-filter: blur(4px);
}

.announcement-btn:hover {
  background: rgba(255, 255, 255, 0.3);
  text-decoration: none;
}

/* ==========================================================================
   Navbar
   ========================================================================== */
.navbar {
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 4rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-icon {
  width: 2.5rem;
  height: 2.5rem;
  background: linear-gradient(135deg, var(--primary), var(--accent-cyan));
  color: white;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  box-shadow: var(--shadow-sm);
}

.logo-text h1 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.badge-tag {
  font-size: 0.65rem;
  background-color: var(--primary-light);
  color: var(--primary);
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-full);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* ==========================================================================
   Buttons & Inputs
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

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

.btn-primary:hover {
  background-color: var(--primary-hover);
  transform: translateY(-1px);
}

.btn-secondary {
  background-color: var(--bg-surface-hover);
  color: var(--text-main);
  border-color: var(--border-color);
}

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

.btn-icon {
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  justify-content: center;
  border-radius: var(--radius-md);
  background-color: var(--bg-surface-hover);
  color: var(--text-main);
  border: 1px solid var(--border-color);
}

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

/* ==========================================================================
   Hero Section & KPI Dashboard
   ========================================================================== */
.hero-section {
  padding: 2.5rem 0 1.5rem;
  background: radial-gradient(circle at top center, rgba(99, 102, 241, 0.12), transparent 70%);
}

.hero-content {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 0.5rem;
  background: linear-gradient(135deg, var(--text-main) 60%, var(--primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  color: var(--text-muted);
  font-size: 1.05rem;
  margin-bottom: 2rem;
}

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
}

.kpi-card {
  background-color: var(--bg-card);
  border: 1px solid var(--bg-card-border);
  padding: 1rem 1.25rem;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  gap: 1rem;
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.kpi-card:hover {
  transform: translateY(-2px);
  border-color: var(--primary);
}

.kpi-icon {
  width: 2.75rem;
  height: 2.75rem;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.kpi-info {
  display: flex;
  flex-direction: column;
  text-align: left;
}

.kpi-value {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  line-height: 1.2;
}

.kpi-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* ==========================================================================
   Filter Bar & Search Toolbar
   ========================================================================== */
.main-container {
  margin-bottom: 4rem;
}

.filters-wrapper {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  margin-bottom: 2rem;
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.sector-tabs {
  display: flex;
  gap: 0.5rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.75rem;
  overflow-x: auto;
}

.tab-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 0.6rem 1.25rem;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: var(--transition);
  white-space: nowrap;
}

.tab-btn:hover {
  color: var(--text-main);
  background-color: var(--bg-surface-hover);
}

.tab-btn.active {
  color: var(--primary);
  background-color: var(--primary-light);
}

.tab-count {
  font-size: 0.75rem;
  background-color: rgba(255, 255, 255, 0.1);
  padding: 0.1rem 0.4rem;
  border-radius: var(--radius-full);
}

.tab-btn.active .tab-count {
  background-color: var(--primary);
  color: white;
}

/* Search Toolbar */
.search-toolbar {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
}

.search-box {
  flex: 1;
  min-width: 280px;
  position: relative;
}

.search-icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
}

.search-box input {
  width: 100%;
  padding: 0.75rem 2.5rem 0.75rem 2.75rem;
  background-color: var(--bg-base);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-main);
  font-size: 0.95rem;
  transition: var(--transition);
}

.search-box input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}

.clear-btn {
  position: absolute;
  right: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.2rem;
}

.toolbar-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.type-filter-select select {
  padding: 0.75rem 1rem;
  background-color: var(--bg-base);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-main);
  font-size: 0.875rem;
  outline: none;
  cursor: pointer;
}

.view-toggle {
  display: flex;
  background-color: var(--bg-base);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.2rem;
}

.view-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
}

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

/* City Pills */
.city-filters {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.filter-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.city-pills {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.city-pill {
  background-color: var(--bg-base);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  padding: 0.3rem 0.75rem;
  font-size: 0.8rem;
  font-weight: 500;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: var(--transition);
}

.city-pill:hover {
  color: var(--text-main);
  border-color: var(--text-muted);
}

.city-pill.active {
  background-color: var(--accent-emerald);
  color: white;
  border-color: var(--accent-emerald);
  font-weight: 600;
}

/* Favorites Bar */
.favorites-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 0.5rem;
  border-top: 1px dashed var(--border-color);
  font-size: 0.85rem;
  color: var(--text-muted);
}

.toggle-checkbox {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  user-select: none;
}

/* ==========================================================================
   Cards Grid View
   ========================================================================== */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.25rem;
}

.company-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.company-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary);
}

.card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 0.75rem;
}

.company-name-group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.company-id {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-dim);
  background-color: var(--bg-base);
  padding: 0.1rem 0.4rem;
  border-radius: var(--radius-sm);
}

.company-name {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1.3;
}

.fav-btn {
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 1.1rem;
  cursor: pointer;
  transition: var(--transition);
  padding: 0.2rem;
}

.fav-btn:hover, .fav-btn.active {
  color: var(--accent-amber);
}

.type-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
  background-color: var(--primary-light);
  color: var(--primary);
  margin-bottom: 0.75rem;
}

.card-body {
  margin-bottom: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.location-list {
  display: flex;
  align-items: flex-start;
  gap: 0.4rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.location-list i {
  color: var(--accent-emerald);
  margin-top: 0.2rem;
}

.focus-text {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-footer {
  display: flex;
  gap: 0.5rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border-color);
}

.btn-careers {
  flex: 1;
  background-color: var(--primary);
  color: white;
  justify-content: center;
  font-size: 0.8rem;
  padding: 0.5rem 0.75rem;
}

.btn-careers:hover {
  background-color: var(--primary-hover);
  text-decoration: none;
}

.btn-website {
  background-color: var(--bg-surface-hover);
  color: var(--text-main);
  font-size: 0.8rem;
  padding: 0.5rem 0.75rem;
}

.btn-website:hover {
  border-color: var(--text-muted);
  text-decoration: none;
}

/* ==========================================================================
   Table List View
   ========================================================================== */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  background-color: var(--bg-surface);
  box-shadow: var(--shadow-sm);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.875rem;
}

.data-table th {
  background-color: var(--bg-surface-hover);
  color: var(--text-muted);
  font-weight: 600;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--border-color);
  white-space: nowrap;
}

.data-table td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-main);
  vertical-align: middle;
}

.data-table tbody tr:hover {
  background-color: var(--bg-surface-hover);
}

.table-actions {
  display: flex;
  gap: 0.4rem;
}

/* ==========================================================================
   Empty & Loading States
   ========================================================================== */
.loading-state, .empty-state {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--text-muted);
}

.spinner {
  width: 2.5rem;
  height: 2.5rem;
  border: 3px solid var(--border-color);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 0 auto 1rem;
}

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

.empty-icon {
  font-size: 3rem;
  color: var(--text-dim);
  margin-bottom: 1rem;
}

.empty-state h3 {
  font-size: 1.25rem;
  color: var(--text-main);
  margin-bottom: 0.5rem;
}

/* ==========================================================================
   Modals
   ========================================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.modal-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 600px;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.modal-sm {
  max-width: 440px;
}

.modal-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h3 {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
}

.modal-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-height: 70vh;
  overflow-y: auto;
}

.modal-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-group label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
}

.form-group input {
  padding: 0.65rem 0.85rem;
  background-color: var(--bg-base);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-main);
  font-size: 0.9rem;
}

.code-preview {
  background-color: var(--bg-base);
  border: 1px solid var(--border-color);
  padding: 0.75rem;
  border-radius: var(--radius-md);
  font-family: monospace;
  font-size: 0.8rem;
  overflow-x: auto;
}

.modal-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--border-color);
  background-color: var(--bg-surface-hover);
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
}

.export-options {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.export-option-btn {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  background-color: var(--bg-base);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-main);
  cursor: pointer;
  text-align: left;
  transition: var(--transition);
}

.export-option-btn:hover {
  border-color: var(--primary);
  background-color: var(--primary-light);
}

.export-option-btn i {
  font-size: 1.5rem;
  color: var(--primary);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
  margin-top: auto;
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border-color);
  padding: 1.5rem 0;
  font-size: 0.875rem;
  color: var(--text-muted);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-links {
  display: flex;
  gap: 1.25rem;
}

.footer-links a {
  color: var(--text-muted);
}

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

/* ==========================================================================
   Sponsors & Partners Section
   ========================================================================== */
.sponsors-section {
  margin: 3rem auto;
  padding: 2rem;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.08), rgba(6, 182, 212, 0.05));
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
}

.sponsors-header {
  text-align: center;
  margin-bottom: 1.75rem;
}

.sponsors-header h3 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-main);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.sponsors-header p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.sponsors-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.25rem;
}

.sponsor-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  text-decoration: none !important;
  color: var(--text-main);
  transition: var(--transition);
}

.sponsor-card:hover {
  transform: translateY(-3px);
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
}

.sponsor-badge {
  display: inline-block;
  align-self: flex-start;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
  background-color: var(--primary-light);
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.sponsor-badge.highlight {
  background-color: rgba(16, 185, 129, 0.15);
  color: var(--accent-emerald);
}

.sponsor-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
  color: var(--text-main);
}

.sponsor-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.45;
  margin-bottom: 1rem;
}

.sponsor-link {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

/* Responsive Breakpoints */
@media (max-width: 768px) {
  .hero-title { font-size: 1.75rem; }
  .nav-container { height: 3.5rem; }
  .form-row { grid-template-columns: 1fr; }
  .search-toolbar { flex-direction: column; align-items: stretch; }
  .toolbar-right { justify-content: space-between; }
  .footer-content { flex-direction: column; text-align: center; }
}