/* ============================================
   SMART-ER 2.0 - Complete Stylesheet
   ============================================ */

/* CSS Variables */
:root {
    --primary: #0f766e;
    --primary-light: #14b8a6;
    --primary-dark: #0d5c56;
    --danger: #dc2626;
    --danger-light: #ef4444;
    --warning: #f59e0b;
    --warning-light: #fbbf24;
    --success: #16a34a;
    --success-light: #22c55e;
    
    --bg-primary: #f8fafc;
    --bg-secondary: #f1f5f9;
    --bg-dark: #0f172a;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-light: #94a3b8;
    --border-color: #e2e8f0;
    
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.3);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font-primary: 'Inter', 'Poppins', sans-serif;
    --font-tamil: 'Noto Sans Tamil', 'Inter', sans-serif;
}

/* Dark Mode Variables */
.dark-mode {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-light: #94a3b8;
    --border-color: #334155;
    --glass-bg: rgba(30, 41, 59, 0.7);
    --glass-border: rgba(255, 255, 255, 0.1);
}

/* Disaster Mode Variables */
.disaster-mode {
    --primary: #dc2626;
    --primary-light: #ef4444;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    transition: var(--transition);
}

/* Tamil Font Support */
.lang-ta {
    font-family: var(--font-tamil);
}

/* Loading Screen */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loading-screen.hidden {
    opacity: 0;
    visibility: hidden;
}

.loading-content {
    text-align: center;
    color: white;
}

.pulse-ring {
    position: absolute;
    width: 200px;
    height: 200px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); opacity: 1; }
    100% { transform: scale(1.5); opacity: 0; }
}

.logo-container {
    position: relative;
    z-index: 1;
    margin-bottom: 2rem;
}

.logo-container i {
    font-size: 4rem;
    margin-bottom: 1rem;
    display: block;
    animation: heartbeat 1.5s infinite;
}

@keyframes heartbeat {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.logo-container span {
    font-size: 2rem;
    font-weight: 700;
    display: block;
}

.loading-bar {
    width: 250px;
    height: 4px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 2px;
    margin: 0 auto 1rem;
    overflow: hidden;
}

.loading-progress {
    height: 100%;
    width: 0%;
    background: white;
    border-radius: 2px;
    animation: loading 2s ease-out forwards;
}

@keyframes loading {
    0% { width: 0%; }
    100% { width: 100%; }
}

.loading-text {
    font-size: 0.9rem;
    opacity: 0.9;
}

/* Floating Status */
.floating-status {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    padding: 0.75rem 1.25rem;
    border-radius: 50px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    z-index: 1000;
    box-shadow: var(--glass-shadow);
    font-size: 0.875rem;
    font-weight: 500;
}

.status-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    animation: blink 2s infinite;
}

.status-indicator.green {
    background: var(--success);
    box-shadow: 0 0 10px var(--success);
}

.status-indicator.red {
    background: var(--danger);
    box-shadow: 0 0 10px var(--danger);
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* Navigation */
.main-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    z-index: 1000;
    transition: var(--transition);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
}

.logo i {
    font-size: 1.75rem;
}

.version {
    font-size: 0.875rem;
    background: var(--primary);
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    margin-left: 0.5rem;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.9rem;
    transition: var(--transition);
    position: relative;
}

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

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition);
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.disaster-toggle {
    background: transparent;
    border: 2px solid var(--danger);
    color: var(--danger);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
    font-size: 0.875rem;
}

.disaster-toggle:hover,
.disaster-toggle.active {
    background: var(--danger);
    color: white;
}

.theme-toggle,
.voice-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    background: var(--glass-bg);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    color: var(--text-primary);
}

.theme-toggle:hover,
.voice-btn:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-2px);
}

.language-toggle {
    display: flex;
    background: var(--bg-secondary);
    border-radius: 50px;
    padding: 0.25rem;
    border: 1px solid var(--border-color);
}

.lang-btn {
    padding: 0.5rem 1rem;
    border: none;
    background: transparent;
    border-radius: 50px;
    cursor: pointer;
    font-weight: 500;
    font-size: 0.875rem;
    transition: var(--transition);
    color: var(--text-secondary);
}

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

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-primary);
}

.mobile-menu {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    padding: 1rem;
    border-bottom: 1px solid var(--glass-border);
    z-index: 999;
}

.mobile-nav-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.mobile-nav-links a {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    padding: 0.75rem;
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.mobile-nav-links a:hover {
    background: var(--bg-secondary);
}

/* Glassmorphism Utility */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--glass-shadow);
}

/* Buttons */
.btn-primary,
.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(15, 118, 110, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(15, 118, 110, 0.4);
}

.btn-secondary {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--border-color);
    transform: translateY(-2px);
}

.btn-small {
    padding: 0.5rem 1rem;
    font-size: 0.8rem;
}

/* Hero Section */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 6rem 2rem 4rem;
    position: relative;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #e0f2fe 0%, #f0f9ff 50%, #f8fafc 100%);
    z-index: -2;
}

.dark-mode .hero-bg {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
}

.gradient-overlay {
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(15, 118, 110, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    z-index: -1;
}

.grid-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(rgba(15, 118, 110, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(15, 118, 110, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    z-index: -1;
}

.hero-content {
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(15, 118, 110, 0.1);
    color: var(--primary);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    width: fit-content;
}

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1rem;
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--text-secondary);
    font-weight: 500;
    margin-bottom: 1.5rem;
}

.hero-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 2rem;
    max-width: 600px;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin-bottom: 2.5rem;
}

.stat-card {
    padding: 1.5rem;
    text-align: center;
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-5px);
}

.stat-icon {
    font-size: 1.5rem;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-light);
    margin-top: 0.25rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.hero-cta {
    display: flex;
    gap: 1rem;
}

.hero-visual {
    position: relative;
    height: 100%;
    min-height: 500px;
}

.floating-cards {
    position: relative;
    width: 100%;
    height: 100%;
}

.float-card {
    position: absolute;
    padding: 1.5rem 2rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    font-weight: 600;
    animation: float 6s ease-in-out infinite;
}

.float-card i {
    font-size: 1.5rem;
    color: var(--primary);
}

.card-1 {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.card-2 {
    top: 50%;
    right: 10%;
    animation-delay: 2s;
}

.card-3 {
    bottom: 20%;
    left: 20%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

/* Section Styles */
section {
    padding: 5rem 2rem;
}

.section-container {
    max-width: 1400px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(15, 118, 110, 0.1);
    color: var(--primary);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.section-tag.live-pulse {
    background: rgba(220, 38, 38, 0.1);
    color: var(--danger);
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background: var(--danger);
    border-radius: 50%;
    animation: pulse-dot 1.5s infinite;
}

@keyframes pulse-dot {
    0% { transform: scale(1); opacity: 1; }
    100% { transform: scale(3); opacity: 0; }
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

/* Problem Section */
.problem-section {
    background: var(--bg-secondary);
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-bottom: 4rem;
}

.problem-card {
    padding: 2rem;
    text-align: center;
    transition: var(--transition);
}

.problem-card:hover {
    transform: translateY(-5px);
}

.problem-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: white;
}

.problem-icon.red {
    background: linear-gradient(135deg, var(--danger) 0%, var(--danger-light) 100%);
}

.problem-icon.orange {
    background: linear-gradient(135deg, var(--warning) 0%, var(--warning-light) 100%);
}

.problem-icon.yellow {
    background: linear-gradient(135deg, #eab308 0%, #facc15 100%);
}

.problem-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.problem-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

.solution-divider {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 3rem;
}

.divider-line {
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-color), transparent);
}

.solution-badge {
    padding: 0.75rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    color: var(--primary);
}

.solution-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.solution-feature {
    padding: 1.5rem;
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
    transition: var(--transition);
}

.solution-feature:hover {
    transform: translateX(10px);
}

.feature-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary);
    opacity: 0.3;
    line-height: 1;
}

.feature-content h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.feature-content p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Live Flow Section */
.live-flow-section {
    background: var(--bg-primary);
}

.flow-container {
    padding: 2rem;
}

.flow-map {
    position: relative;
    height: 200px;
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border-radius: var(--radius-lg);
    margin-bottom: 2rem;
    overflow: hidden;
}

.dark-mode .flow-map {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
}

.map-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%230f766e' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.location-marker {
    position: absolute;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    z-index: 10;
}

.location-marker.start {
    left: 10%;
    top: 50%;
    transform: translateY(-50%);
}

.location-marker.end {
    right: 10%;
    top: 50%;
    transform: translateY(-50%);
}

.location-marker i {
    font-size: 2rem;
    color: var(--primary);
}

.location-marker span {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    background: white;
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    white-space: nowrap;
}

.ambulance-track {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.ambulance-icon {
    position: absolute;
    top: 50%;
    left: 10%;
    transform: translateY(-50%);
    z-index: 20;
    font-size: 2rem;
    color: var(--danger);
    transition: left 0.5s ease;
}

.ambulance-pulse {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 40px;
    background: rgba(220, 38, 38, 0.3);
    border-radius: 50%;
    animation: ambulance-pulse 1s infinite;
}

@keyframes ambulance-pulse {
    0% { transform: translate(-50%, -50%) scale(1); opacity: 1; }
    100% { transform: translate(-50%, -50%) scale(2); opacity: 0; }
}

.route-line {
    position: absolute;
    top: 50%;
    left: 10%;
    right: 10%;
    height: 100px;
    transform: translateY(-50%);
}

.flow-timeline {
    display: flex;
    justify-content: space-between;
    margin-bottom: 2rem;
    position: relative;
}

.timeline-step {
    flex: 1;
    text-align: center;
    position: relative;
    opacity: 0.5;
    transition: var(--transition);
}

.timeline-step.active {
    opacity: 1;
}

.timeline-step.completed {
    opacity: 1;
}

.timeline-step.completed .step-icon {
    background: var(--success);
    color: white;
}

.step-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--bg-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 1.25rem;
    color: var(--text-secondary);
    transition: var(--transition);
}

.timeline-step.active .step-icon {
    background: var(--primary);
    color: white;
    animation: step-pulse 2s infinite;
}

@keyframes step-pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(15, 118, 110, 0.4); }
    50% { box-shadow: 0 0 0 10px rgba(15, 118, 110, 0); }
}

.step-content h4 {
    font-size: 0.9rem;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
}

.step-content p {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}

.step-time {
    font-size: 0.75rem;
    color: var(--primary);
    font-weight: 600;
}

.step-arrow {
    position: absolute;
    right: -20px;
    top: 25px;
    color: var(--text-light);
    font-size: 0.875rem;
}

.timeline-step:last-child .step-arrow {
    display: none;
}

.flow-metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.metric-card {
    padding: 1.5rem;
    text-align: center;
}

.metric-card i {
    font-size: 1.5rem;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.metric-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
}

.metric-label {
    font-size: 0.8rem;
    color: var(--text-light);
    margin-top: 0.25rem;
}

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

/* AI Dashboard Section */
.ai-dashboard-section {
    background: var(--bg-secondary);
}

.ai-dashboard-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.severity-panel,
.vitals-panel {
    padding: 2rem;
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.panel-header h3 {
    font-size: 1.25rem;
    color: var(--text-primary);
}

.ai-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-light);
}

.status-dot.active {
    background: var(--success);
    animation: blink 2s infinite;
}

.risk-meter-container {
    display: flex;
    justify-content: center;
    margin-bottom: 2rem;
}

.risk-meter {
    position: relative;
    width: 250px;
    height: 150px;
}

.meter-center {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
}

.meter-value {
    font-size: 3rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1;
}

.meter-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.severity-indicators {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
}

.indicator {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.indicator-label {
    width: 100px;
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.indicator-bar {
    flex: 1;
    height: 8px;
    background: var(--bg-secondary);
    border-radius: 4px;
    overflow: hidden;
}

.indicator-fill {
    height: 100%;
    background: var(--primary);
    border-radius: 4px;
    transition: width 0.5s ease;
    width: 0%;
}

.indicator-value {
    width: 50px;
    text-align: right;
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--text-primary);
}

.recommendation-box {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem;
    background: rgba(15, 118, 110, 0.1);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--primary);
}

.recommendation-box i {
    font-size: 1.5rem;
    color: var(--primary);
}

.recommendation-content h4 {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}

.recommendation-content p {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary);
}

.live-badge {
    background: var(--danger);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    animation: pulse-badge 2s infinite;
}

@keyframes pulse-badge {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.vitals-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-bottom: 2rem;
}

.vital-card {
    padding: 1.25rem;
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: var(--transition);
    border: 2px solid transparent;
}

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

.vital-card.alert {
    border-color: var(--danger);
    background: rgba(220, 38, 38, 0.05);
}

.vital-card.warning {
    border-color: var(--warning);
    background: rgba(245, 158, 11, 0.05);
}

.vital-icon {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: rgba(15, 118, 110, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.25rem;
}

.vital-card.alert .vital-icon {
    background: rgba(220, 38, 38, 0.1);
    color: var(--danger);
}

.vital-info {
    display: flex;
    flex-direction: column;
}

.vital-label {
    font-size: 0.75rem;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.vital-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
}

.vital-unit {
    font-size: 0.75rem;
    color: var(--text-light);
}

.ai-log {
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    padding: 1.25rem;
    max-height: 200px;
    overflow-y: auto;
}

.ai-log h4 {
    font-size: 0.875rem;
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

.log-container {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.log-entry {
    display: flex;
    gap: 1rem;
    font-size: 0.8rem;
    padding: 0.5rem;
    border-radius: var(--radius-sm);
    background: rgba(15, 118, 110, 0.05);
}

.log-time {
    color: var(--primary);
    font-weight: 600;
    font-family: monospace;
}

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

.ai-controls {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    justify-content: center;
}

/* Hospital Map Section */
.hospital-map-section {
    background: var(--bg-primary);
}

.map-controls {
    display: flex;
    gap: 2rem;
    align-items: center;
    padding: 1.25rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.control-group {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.control-group label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.toggle-switch {
    position: relative;
    width: 50px;
    height: 26px;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--bg-secondary);
    transition: .4s;
    border-radius: 34px;
    border: 1px solid var(--border-color);
}

.slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

input:checked + .slider {
    background-color: var(--primary);
    border-color: var(--primary);
}

input:checked + .slider:before {
    transform: translateX(24px);
}

select {
    padding: 0.5rem 2rem 0.5rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 0.875rem;
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2364748b' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
}

.map-container {
    position: relative;
    height: 500px;
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.leaflet-map {
    width: 100%;
    height: 100%;
    z-index: 1;
}

.map-overlay {
    position: absolute;
    top: 1rem;
    right: 1rem;
    z-index: 1000;
    width: 300px;
}

.hospital-card {
    padding: 1.5rem;
    display: none;
}

.hospital-card.active {
    display: block;
    animation: slideIn 0.3s ease;
}

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

.hospital-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.hospital-header h4 {
    font-size: 1.1rem;
    color: var(--text-primary);
}

.hospital-status {
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
}

.hospital-status.available {
    background: rgba(22, 163, 74, 0.1);
    color: var(--success);
}

.hospital-status.full {
    background: rgba(220, 38, 38, 0.1);
    color: var(--danger);
}

.hospital-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-bottom: 1rem;
}

.h-stat {
    display: flex;
    flex-direction: column;
}

.h-label {
    font-size: 0.75rem;
    color: var(--text-light);
    margin-bottom: 0.25rem;
}

.h-value {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.h-value.available {
    color: var(--success);
}

.hospital-legend {
    display: flex;
    gap: 2rem;
    padding: 1rem;
    margin-top: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.legend-marker {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.legend-marker.available {
    background: var(--success);
    box-shadow: 0 0 8px var(--success);
}

.legend-marker.limited {
    background: var(--warning);
}

.legend-marker.full {
    background: var(--danger);
    animation: blink 2s infinite;
}

.legend-marker.selected {
    background: var(--primary);
    box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.3);
}

/* Bed Dashboard Section */
.bed-dashboard-section {
    background: var(--bg-secondary);
}

.bed-overview {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.overview-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
}

.overview-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.overview-icon.total {
    background: rgba(15, 118, 110, 0.1);
    color: var(--primary);
}

.overview-icon.occupied {
    background: rgba(220, 38, 38, 0.1);
    color: var(--danger);
}

.overview-icon.reserved {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
}

.overview-icon.available {
    background: rgba(22, 163, 74, 0.1);
    color: var(--success);
}

.overview-info {
    display: flex;
    flex-direction: column;
}

.overview-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
}

.overview-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.ward-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.ward-card {
    padding: 1.5rem;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.ward-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.ward-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--primary);
    transition: var(--transition);
}

.ward-card:hover::before {
    width: 100%;
    opacity: 0.05;
}

.ward-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.ward-name {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.ward-status {
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
}

.ward-status.available {
    background: rgba(22, 163, 74, 0.1);
    color: var(--success);
}

.ward-status.limited {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
}

.ward-status.full {
    background: rgba(220, 38, 38, 0.1);
    color: var(--danger);
}

.ward-beds {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.bed-icon {
    aspect-ratio: 1;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    transition: var(--transition);
}

.bed-icon.available {
    background: rgba(22, 163, 74, 0.1);
    color: var(--success);
}

.bed-icon.occupied {
    background: rgba(220, 38, 38, 0.1);
    color: var(--danger);
}

.bed-icon.reserved {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
}

.ward-stats {
    display: flex;
    justify-content: space-between;
    font-size: 0.875rem;
}

.ward-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.ward-stat-value {
    font-weight: 700;
    color: var(--text-primary);
}

.ward-stat-label {
    font-size: 0.75rem;
    color: var(--text-light);
}

/* Prediction Section */
.prediction-section {
    background: var(--bg-primary);
}

.prediction-warning {
    background: linear-gradient(135deg, rgba(220, 38, 38, 0.1) 0%, rgba(245, 158, 11, 0.1) 100%);
    border: 2px solid var(--danger);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
    animation: warning-pulse 2s infinite;
}

@keyframes warning-pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(220, 38, 38, 0.2); }
    50% { box-shadow: 0 0 20px rgba(220, 38, 38, 0.2); }
}

.prediction-warning i {
    font-size: 2rem;
    color: var(--danger);
}

.warning-content h4 {
    color: var(--danger);
    margin-bottom: 0.25rem;
}

.warning-content p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.prediction-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
}

.chart-container {
    padding: 1.5rem;
}

.chart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.chart-header h3 {
    font-size: 1.1rem;
    color: var(--text-primary);
}

.chart-legend {
    display: flex;
    gap: 1rem;
    font-size: 0.875rem;
}

.legend-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    display: inline-block;
    margin-right: 0.25rem;
}

.legend-dot.actual {
    background: var(--primary);
}

.legend-dot.predicted {
    background: var(--warning);
    border: 2px dashed var(--warning);
    background: transparent;
}

.prediction-insights {
    padding: 1.5rem;
}

.prediction-insights h3 {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.insight-card {
    display: flex;
    gap: 1rem;
    padding: 1.25rem;
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
    transition: var(--transition);
}

.insight-card:hover {
    transform: translateX(5px);
}

.insight-icon {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: rgba(15, 118, 110, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.25rem;
    flex-shrink: 0;
}

.insight-content {
    flex: 1;
}

.insight-content h4 {
    font-size: 0.9rem;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.insight-content p {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.insight-value {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary);
}

.prediction-accuracy {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.accuracy-bar {
    flex: 1;
    height: 6px;
    background: var(--bg-secondary);
    border-radius: 3px;
    overflow: hidden;
}

.accuracy-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--success) 0%, var(--primary) 100%);
    border-radius: 3px;
    transition: width 1s ease;
}

.accuracy-value {
    font-weight: 700;
    color: var(--success);
}

/* SMS Section */
.sms-section {
    background: var(--bg-secondary);
}

.sms-container {
    display: flex;
    gap: 3rem;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
}

.phone-mockup {
    width: 300px;
    height: 600px;
    border-radius: 40px;
    padding: 10px;
    position: relative;
    background: linear-gradient(145deg, #1e293b 0%, #0f172a 100%);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

.phone-header {
    background: black;
    border-radius: 30px 30px 0 0;
    padding: 10px 20px 0;
    position: relative;
}

.phone-notch {
    width: 150px;
    height: 25px;
    background: black;
    border-radius: 0 0 20px 20px;
    margin: 0 auto;
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
}

.phone-status {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: white;
    font-size: 0.875rem;
    padding: 10px 0;
}

.phone-icons {
    display: flex;
    gap: 5px;
}

.phone-screen {
    background: white;
    height: calc(100% - 80px);
    border-radius: 0 0 30px 30px;
    overflow: hidden;
    position: relative;
}

.notification-list {
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    height: 100%;
    overflow-y: auto;
}

.empty-state {
    text-align: center;
    color: var(--text-light);
    padding: 3rem 1rem;
}

.empty-state i {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.notification-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 1rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    border-left: 4px solid var(--primary);
    animation: slideInRight 0.3s ease;
    cursor: pointer;
    transition: var(--transition);
}

.notification-card:hover {
    transform: translateX(-5px);
}

.notification-card.doctor {
    border-left-color: var(--danger);
}

.notification-card.nurse {
    border-left-color: var(--primary);
}

.notification-card.admin {
    border-left-color: var(--warning);
}

@keyframes slideInRight {
    from { opacity: 0; transform: translateX(50px); }
    to { opacity: 1; transform: translateX(0); }
}

.notification-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.notification-type {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.notification-time {
    font-size: 0.75rem;
    color: var(--text-light);
}

.notification-title {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.notification-message {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
}

.notification-actions {
    display: flex;
    gap: 0.5rem;
}

.btn-acknowledge {
    flex: 1;
    padding: 0.5rem;
    border: none;
    background: var(--primary);
    color: white;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.btn-acknowledge:hover {
    background: var(--primary-dark);
}

.phone-home-bar {
    width: 120px;
    height: 4px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 2px;
    margin: 10px auto 0;
}

.alert-controls {
    padding: 2rem;
    max-width: 400px;
}

.alert-controls h3 {
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.alert-buttons {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-bottom: 2rem;
}

.alert-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1.25rem;
    border: 2px solid var(--border-color);
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition);
}

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

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

.alert-btn span {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.alert-settings h4 {
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-size: 1rem;
}

.setting-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.setting-item label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.setting-item input[type="range"] {
    flex: 1;
    margin: 0 1rem;
}

/* Mesh Network Section */
.mesh-section {
    background: var(--bg-primary);
}

.mesh-controls {
    display: flex;
    gap: 1rem;
    padding: 1rem;
    margin-bottom: 1.5rem;
    align-items: center;
    flex-wrap: wrap;
}

.network-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-left: auto;
    font-weight: 500;
}

.network-status .status-dot.online {
    background: var(--success);
}

.network-status .status-dot.offline {
    background: var(--danger);
}

.mesh-visualization {
    padding: 2rem;
    position: relative;
}

.mesh-svg {
    width: 100%;
    height: 400px;
}

.mesh-line {
    stroke: var(--primary);
    stroke-width: 2;
    opacity: 0.3;
    transition: var(--transition);
}

.mesh-line.active {
    opacity: 1;
    stroke-width: 3;
    filter: drop-shadow(0 0 5px var(--primary));
    animation: data-flow 2s linear infinite;
    stroke-dasharray: 10, 5;
}

@keyframes data-flow {
    to { stroke-dashoffset: -30; }
}

.data-packet {
    fill: var(--primary);
    opacity: 0;
}

.data-packet.active {
    opacity: 1;
}

.mesh-node {
    cursor: pointer;
    transition: var(--transition);
}

.mesh-node:hover {
    transform: scale(1.1);
}

.node-circle {
    fill: var(--glass-bg);
    stroke: var(--primary);
    stroke-width: 2;
    transition: var(--transition);
}

.mesh-node:hover .node-circle {
    fill: var(--primary);
}

.node-icon {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.25rem;
}

.mesh-node:hover .node-icon {
    color: white;
}

.node-label {
    font-size: 12px;
    font-weight: 600;
    fill: var(--text-primary);
}

.node-status {
    font-size: 10px;
    fill: var(--success);
}

.mesh-info {
    position: absolute;
    bottom: 2rem;
    left: 2rem;
    width: 250px;
}

.info-card h4 {
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.info-card ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.info-card li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.info-card li i {
    color: var(--success);
}

/* Footer */
.main-footer {
    background: var(--bg-dark);
    color: white;
    padding: 4rem 2rem 2rem;
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: white;
}

.footer-logo i {
    color: var(--primary-light);
}

.footer-brand p {
    color: var(--text-light);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary);
    transform: translateY(-3px);
}

.footer-links h4,
.footer-contact h4 {
    color: white;
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.footer-links ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-links a {
    color: var(--text-light);
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary-light);
    padding-left: 5px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    color: var(--text-light);
    font-size: 0.9rem;
}

.contact-item i {
    color: var(--primary-light);
    width: 20px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-bottom p {
    color: var(--text-light);
    font-size: 0.875rem;
}

.made-with {
    color: var(--primary-light) !important;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(5px);
}

.modal.active {
    display: flex;
    animation: fadeIn 0.3s ease;
}

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

.modal-content {
    width: 90%;
    max-width: 500px;
    max-height: 80vh;
    overflow-y: auto;
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(50px); }
    to { opacity: 1; transform: translateY(0); }
}

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

.modal-header h3 {
    color: var(--text-primary);
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.25rem;
    cursor: pointer;
    color: var(--text-light);
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.modal-close:hover {
    background: var(--bg-secondary);
    color: var(--danger);
}

.modal-body {
    padding: 1.5rem;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-visual {
        display: none;
    }
    
    .ai-dashboard-grid,
    .prediction-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-links,
    .nav-controls {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .mobile-menu.active {
        display: block;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .problem-grid,
    .solution-grid,
    .bed-overview {
        grid-template-columns: 1fr;
    }
    
    .flow-timeline {
        flex-direction: column;
        gap: 1rem;
    }
    
    .step-arrow {
        display: none;
    }
    
    .flow-metrics {
        grid-template-columns: 1fr;
    }
    
    .map-controls {
        flex-direction: column;
        align-items: stretch;
    }
    
    .control-group {
        justify-content: space-between;
    }
    
    .mesh-controls {
        flex-direction: column;
    }
    
    .network-status {
        margin-left: 0;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .social-links {
        justify-content: center;
    }
    
    .contact-item {
        justify-content: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-stats {
        grid-template-columns: 1fr;
    }
    
    .stat-card {
        padding: 1rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .ward-grid {
        grid-template-columns: 1fr;
    }
    
    .alert-buttons {
        grid-template-columns: 1fr;
    }
}

/* Utility Classes */
.hidden {
    display: none !important;
}

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

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--primary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}

/* Selection Color */
::selection {
    background: rgba(15, 118, 110, 0.2);
    color: var(--primary);
}

/* Focus Styles */
button:focus,
a:focus,
input:focus,
select:focus {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

/* Print Styles */
@media print {
    .main-nav,
    .floating-status,
    .hero-visual,
    .mesh-controls,
    .alert-controls {
        display: none !important;
    }
    
    section {
        page-break-inside: avoid;
    }
}