@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;700&family=Noto+Sans+TC:wght@300;400;500;700;900&family=Outfit:wght@300;400;500;600;700;800;900&display=swap');

:root {
  --bg-color: #080c14;
  --card-bg: rgba(16, 22, 36, 0.7);
  --card-border: rgba(255, 255, 255, 0.08);
  --text-main: #f1f5f9;
  --text-muted: #94a3b8;
  --text-dark: #64748b;
  
  /* Accent Colors */
  --accent-cyan: #06b6d4;
  --accent-cyan-glow: rgba(6, 182, 212, 0.15);
  --accent-blue: #3b82f6;
  --accent-blue-glow: rgba(59, 130, 246, 0.15);
  --accent-amber: #f59e0b;
  --accent-amber-glow: rgba(245, 158, 11, 0.15);
  --accent-emerald: #10b981;
  --accent-emerald-glow: rgba(16, 185, 129, 0.15);
  --accent-rose: #f43f5e;
  --accent-rose-glow: rgba(244, 63, 94, 0.15);
  
  --font-sans: 'Outfit', 'Noto Sans TC', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  
  --sidebar-width: 280px;
  --header-height: 70px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-color);
  color: var(--text-main);
  font-family: var(--font-sans);
  min-height: 100vh;
  display: flex;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: rgba(8, 12, 20, 0.5);
}
::-webkit-scrollbar-thumb {
  background: rgba(148, 163, 184, 0.2);
  border-radius: 99px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent-cyan);
}

/* Glassmorphism Panel styles */
.glass-panel {
  background: var(--card-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--card-border);
  border-radius: 16px;
  box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.6);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.glass-panel:hover {
  border-color: rgba(255, 255, 255, 0.12);
}

/* Main Dashboard Layout */
.dashboard-container {
  display: flex;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
  background: radial-gradient(circle at 50% 0%, #0e1726 0%, #05080f 100%);
}

/* Sidebar Navigation */
.sidebar {
  width: var(--sidebar-width);
  height: 100%;
  background: rgba(10, 15, 26, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-right: 1px solid var(--card-border);
  display: flex;
  flex-direction: column;
  z-index: 100;
  flex-shrink: 0;
  transition: transform 0.3s ease;
}

.sidebar-header {
  padding: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.sidebar-logo {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-blue) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 15px rgba(6, 182, 212, 0.3);
}

.sidebar-logo svg {
  width: 22px;
  height: 22px;
  color: white;
}

.sidebar-title-container h2 {
  font-size: 18px;
  font-weight: 900;
  letter-spacing: 0.5px;
  background: linear-gradient(to right, #00f2fe, #4facfe);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.sidebar-title-container p {
  font-size: 10px;
  color: var(--text-muted);
  font-family: var(--font-mono);
  text-transform: uppercase;
  margin-top: 1px;
}

.sidebar-menu {
  flex: 1;
  padding: 20px 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  overflow-y: auto;
}

.menu-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  border-radius: 12px;
  transition: all 0.2s ease;
  cursor: pointer;
  border: 1px solid transparent;
}

.menu-item svg {
  width: 18px;
  height: 18px;
  transition: transform 0.2s ease;
}

.menu-item:hover {
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.04);
}

.menu-item:hover svg {
  transform: translateX(2px);
}

.menu-item.active {
  color: #white;
  background: linear-gradient(90deg, rgba(6, 182, 212, 0.15) 0%, rgba(59, 130, 246, 0.05) 100%);
  border-color: rgba(6, 182, 212, 0.3);
  box-shadow: 0 4px 15px rgba(6, 182, 212, 0.05);
}

.menu-item.active svg {
  color: var(--accent-cyan);
}

.sidebar-footer {
  padding: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 11px;
  color: var(--text-dark);
  text-align: center;
  font-family: var(--font-mono);
}

/* App Main Body */
.main-content {
  flex: 1;
  height: 100%;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
}

/* Header */
.top-header {
  height: var(--header-height);
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  background: rgba(10, 15, 26, 0.3);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  z-index: 10;
  flex-shrink: 0;
}

.header-title h3 {
  font-size: 18px;
  font-weight: 800;
  color: white;
}

.header-title p {
  font-size: 12px;
  color: var(--text-muted);
}

.header-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(6, 182, 212, 0.1);
  border: 1px solid rgba(6, 182, 212, 0.2);
  padding: 6px 14px;
  border-radius: 99px;
  font-size: 12px;
  font-weight: 600;
  color: var(--accent-cyan);
}

.header-badge span.pulse-dot {
  width: 8px;
  height: 8px;
  background-color: var(--accent-cyan);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--accent-cyan);
  animation: pulse-ring 2s infinite;
}

/* Scrollable Viewport Container */
.viewport-container {
  flex: 1;
  padding: 32px;
  overflow-y: auto;
  position: relative;
}

/* Tab Sections */
.tab-section {
  display: none;
  animation: fadeIn 0.4s ease-out forwards;
}

.tab-section.active {
  display: block;
}

/* Grid Systems */
.grid-container {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 24px;
}

.col-12 { grid-column: span 12; }
.col-8 { grid-column: span 8; }
.col-6 { grid-column: span 6; }
.col-4 { grid-column: span 4; }

@media (max-width: 1024px) {
  .col-8, .col-6, .col-4 {
    grid-column: span 12;
  }
}

/* General CSS components */
h4.section-title {
  font-size: 20px;
  font-weight: 800;
  margin-bottom: 24px;
  color: white;
  display: flex;
  align-items: center;
  gap: 10px;
}

h4.section-title::before {
  content: '';
  width: 4px;
  height: 20px;
  background: linear-gradient(to bottom, var(--accent-cyan), var(--accent-blue));
  border-radius: 2px;
  display: inline-block;
}

/* CSS Cards */
.card-padding {
  padding: 24px;
}

.card-title {
  font-size: 16px;
  font-weight: 700;
  color: white;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.text-content {
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-muted);
}

.text-content p {
  margin-bottom: 12px;
}

/* Overview Dashboard Components */
.ppt-grid-card {
  height: 100%;
  cursor: pointer;
  overflow: hidden;
  position: relative;
}

.ppt-grid-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--accent-blue) 0%, var(--accent-cyan) 100%);
  opacity: 0.7;
}

.ppt-grid-card:hover {
  transform: translateY(-4px);
  border-color: rgba(6, 182, 212, 0.3);
  box-shadow: 0 15px 30px -10px rgba(6, 182, 212, 0.15);
}

.ppt-tag {
  display: inline-block;
  padding: 4px 10px;
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid rgba(59, 130, 246, 0.2);
  color: #60a5fa;
  font-size: 11px;
  font-weight: 700;
  border-radius: 6px;
  margin-bottom: 12px;
  text-transform: uppercase;
  font-family: var(--font-mono);
}

.ppt-grid-card:nth-child(2) .ppt-tag {
  background: rgba(16, 185, 129, 0.1);
  border-color: rgba(16, 185, 129, 0.2);
  color: #34d399;
}
.ppt-grid-card:nth-child(3) .ppt-tag {
  background: rgba(245, 158, 11, 0.1);
  border-color: rgba(245, 158, 11, 0.2);
  color: #fbbf24;
}
.ppt-grid-card:nth-child(4) .ppt-tag {
  background: rgba(244, 63, 94, 0.1);
  border-color: rgba(244, 63, 94, 0.2);
  color: #f87171;
}

.ppt-title {
  font-size: 15px;
  font-weight: 800;
  color: white;
  line-height: 1.4;
  margin-bottom: 12px;
  min-height: 42px;
}

.ppt-info {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  color: var(--text-dark);
  font-family: var(--font-mono);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 12px;
  margin-top: 8px;
}

.view-btn {
  background: transparent;
  border: none;
  color: var(--accent-cyan);
  font-size: 13px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.view-btn:hover {
  color: var(--text-main);
}

/* Slide Viewer System */
.slide-layout-wrapper {
  display: flex;
  gap: 24px;
  height: calc(100vh - 160px);
}

.slide-selector-pane {
  width: 250px;
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  height: 100%;
}

.slide-selector-header {
  padding: 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.ppt-selector-dropdown {
  width: 100%;
  background: rgba(8, 12, 20, 0.8);
  border: 1px solid var(--card-border);
  color: white;
  padding: 10px 14px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 13px;
  cursor: pointer;
  outline: none;
}

.slide-thumbnails-list {
  flex: 1;
  overflow-y: auto;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.thumb-item {
  padding: 10px 14px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid transparent;
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.thumb-item:hover {
  background: rgba(255, 255, 255, 0.05);
}

.thumb-item.active {
  background: rgba(6, 182, 212, 0.06);
  border-color: rgba(6, 182, 212, 0.3);
}

.thumb-num {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--accent-cyan);
  margin-bottom: 4px;
  display: block;
}

.thumb-title {
  font-size: 12px;
  color: var(--text-main);
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.slide-viewer-pane {
  flex: 1;
  display: flex;
  flex-direction: column;
  height: 100%;
  gap: 20px;
}

.slide-display-card {
  flex: 1;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: #020408;
  border-radius: 16px;
  border: 1px solid var(--card-border);
}

.slide-display-card img {
  max-width: 95%;
  max-height: 95%;
  object-contain: fit;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.8);
  border-radius: 4px;
  transition: transform 0.3s ease;
  cursor: zoom-in;
}

.slide-fullscreen-btn {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: rgba(16, 22, 36, 0.8);
  border: 1px solid var(--card-border);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 5;
  transition: all 0.2s ease;
}

.slide-fullscreen-btn:hover {
  background: var(--accent-cyan);
  border-color: var(--accent-cyan);
}

.slide-info-card {
  height: 200px;
  display: flex;
  overflow: hidden;
  flex-shrink: 0;
}

.slide-info-text {
  flex: 1;
  padding: 20px;
  overflow-y: auto;
  border-right: 1px solid rgba(255, 255, 255, 0.05);
}

.slide-info-takeaway {
  width: 300px;
  padding: 20px;
  overflow-y: auto;
  background: rgba(8, 12, 20, 0.3);
}

.slide-info-card h5 {
  font-size: 14px;
  font-weight: 800;
  color: white;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.slide-info-card ul {
  list-style: none;
}

.slide-info-card li {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 8px;
  position: relative;
  padding-left: 14px;
}

.slide-info-card li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 7px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background-color: var(--accent-cyan);
}

.slide-viewer-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(16, 22, 36, 0.5);
  border: 1px solid var(--card-border);
  padding: 10px 20px;
  border-radius: 12px;
  flex-shrink: 0;
}

.nav-btn {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--card-border);
  color: white;
  padding: 8px 16px;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 700;
  font-size: 13px;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s ease;
}

.nav-btn:hover:not(:disabled) {
  background: rgba(255, 255, 255, 0.08);
}

.nav-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

/* Simulator System (Blind Zone warning lead time calculator) */
.input-group {
  margin-bottom: 20px;
}

.input-label {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  font-weight: 700;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.input-label span.value-display {
  color: var(--accent-cyan);
  font-family: var(--font-mono);
  font-weight: 700;
}

.input-slider {
  width: 100%;
  height: 6px;
  background: rgba(0, 0, 0, 0.5);
  border-radius: 99px;
  outline: none;
  appearance: none;
  cursor: pointer;
  accent-color: var(--accent-cyan);
}

.calculator-summary-box {
  background: rgba(6, 182, 212, 0.04);
  border: 1px solid rgba(6, 182, 212, 0.15);
  border-radius: 12px;
  padding: 20px;
  margin-top: 24px;
}

.lead-time-large-display {
  font-size: 48px;
  font-weight: 900;
  color: var(--accent-cyan);
  font-family: var(--font-mono);
  text-shadow: 0 0 20px rgba(6, 182, 212, 0.4);
  margin-bottom: 8px;
  text-align: center;
}

.lead-time-large-display span {
  font-size: 20px;
  font-weight: 700;
  margin-left: 4px;
  text-shadow: none;
}

.warning-status-alert {
  text-align: center;
  font-size: 14px;
  font-weight: 800;
  padding: 8px 12px;
  border-radius: 8px;
  margin-top: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.status-safe {
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #34d399;
}

.status-blind {
  background: rgba(244, 63, 94, 0.15);
  border: 1px solid rgba(244, 63, 94, 0.3);
  color: #f87171;
}

/* Blind zone graphics */
.blind-zone-canvas-wrapper {
  width: 100%;
  height: 380px;
  background: #020408;
  border-radius: 12px;
  border: 1px solid var(--card-border);
  overflow: hidden;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.blind-zone-canvas-wrapper canvas {
  width: 100%;
  height: 100%;
}

/* Agent Swarm System Visualizer */
.agent-swarm-wrapper {
  position: relative;
  width: 100%;
  height: 480px;
  background: #020408;
  border-radius: 16px;
  border: 1px solid var(--card-border);
  overflow: hidden;
  cursor: grab;
}

.agent-card-overlay {
  position: absolute;
  bottom: 24px;
  left: 24px;
  right: 24px;
  background: rgba(10, 15, 26, 0.9);
  border: 1px solid var(--card-border);
  border-radius: 14px;
  padding: 20px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.7);
  display: flex;
  gap: 16px;
  align-items: flex-start;
  z-index: 10;
}

.agent-icon-box {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(0,0,0,0.5);
}

.agent-details h4 {
  font-size: 15px;
  font-weight: 800;
  color: white;
  margin-bottom: 4px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.agent-details h4 span.agent-role-badge {
  font-size: 10px;
  font-family: var(--font-mono);
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 700;
  text-transform: uppercase;
}

.agent-details p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Search engine layout */
.search-container {
  display: flex;
  flex-direction: column;
  gap: 20px;
  height: calc(100vh - 160px);
}

.search-input-box {
  position: relative;
  width: 100%;
}

.search-input-box input {
  width: 100%;
  background: rgba(16, 22, 36, 0.7);
  border: 1px solid var(--card-border);
  color: white;
  padding: 16px 20px 16px 54px;
  border-radius: 14px;
  font-size: 15px;
  font-weight: 600;
  outline: none;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}

.search-input-box input:focus {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 20px var(--accent-cyan-glow);
}

.search-input-box svg {
  position: absolute;
  top: 17px;
  left: 20px;
  width: 20px;
  height: 20px;
  color: var(--text-muted);
}

.search-results-viewport {
  flex: 1;
  overflow-y: auto;
  padding-right: 8px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.search-result-card {
  display: flex;
  gap: 20px;
  cursor: pointer;
}

.search-result-card:hover {
  border-color: rgba(6, 182, 212, 0.3);
  background: rgba(255, 255, 255, 0.02);
}

.result-image-box {
  width: 160px;
  height: 100px;
  background: #020408;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.result-image-box img {
  max-width: 95%;
  max-height: 95%;
  object-fit: contain;
}

.result-content-box {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-width: 0;
}

.result-meta {
  font-size: 11px;
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--accent-cyan);
  margin-bottom: 6px;
}

.result-title {
  font-size: 14px;
  font-weight: 700;
  color: white;
  margin-bottom: 6px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.result-snippet {
  font-size: 12.5px;
  color: var(--text-muted);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.no-results-view {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-dark);
}

.no-results-view svg {
  width: 48px;
  height: 48px;
  margin-bottom: 16px;
  opacity: 0.5;
}

/* Fullscreen lightroom modal */
.lightroom-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(2, 4, 8, 0.95);
  backdrop-filter: blur(12px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  cursor: zoom-out;
  animation: fadeIn 0.2s ease-out forwards;
}

.lightroom-modal img {
  max-width: 95vw;
  max-height: 90vh;
  object-fit: contain;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.9);
  border-radius: 6px;
}

.lightroom-close-btn {
  position: absolute;
  top: 24px;
  right: 24px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(16, 22, 36, 0.8);
  border: 1px solid var(--card-border);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
}

.lightroom-close-btn:hover {
  background: var(--accent-rose);
  border-color: var(--accent-rose);
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes pulse-ring {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(6, 182, 212, 0.5); }
  70% { transform: scale(1); box-shadow: 0 0 0 10px rgba(6, 182, 212, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(6, 182, 212, 0); }
}

/* Download Center */
.download-card {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  margin-bottom: 16px;
  transition: all 0.2s ease;
}

.download-card:hover {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(59, 130, 246, 0.3);
}

.download-meta {
  display: flex;
  align-items: center;
  gap: 16px;
}

.download-icon {
  width: 42px;
  height: 42px;
  background: rgba(59, 130, 246, 0.15);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-blue);
  flex-shrink: 0;
}

.download-details h5 {
  font-size: 14px;
  font-weight: 700;
  color: white;
  margin-bottom: 2px;
}

.download-details p {
  font-size: 12px;
  color: var(--text-dark);
}

.download-action-btn {
  background: var(--accent-blue);
  color: white;
  border: none;
  padding: 10px 18px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
}

.download-action-btn:hover {
  background: #2563eb;
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}