/* AutoHealth Guardian - Complete Stylesheet */

/* ===== VARIABLES ===== */
:root {
    /* Medical Color Palette */
    --physician-blue: #2A6EBB;
    --physician-blue-light: #4A90E2;
    --physician-blue-dark: #1A4A8C;
    --clean-white: #FFFFFF;
    --safety-green: #4CAF50;
    --caution-yellow: #FFC107;
    --alert-red: #F44336;
    --clinic-gray: #F8F9FA;
    --clinic-gray-dark: #E8E9EA;
    --text-primary: #2C3E50;
    --text-secondary: #7F8C8D;
    --text-light: #95A5A6;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-xxl: 5rem;
    
    /* Borders */
    --border-radius: 12px;
    --border-radius-lg: 24px;
    --border-radius-sm: 8px;
    
    /* Shadows */
    --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 20px 60px rgba(42, 110, 187, 0.12);
    --shadow-inset: inset 0 2px 4px rgba(0, 0, 0, 0.05);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* ===== RESET & BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--clinic-gray);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--space-md);
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: var(--space-md);
}

a {
    color: var(--physician-blue);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--physician-blue-dark);
}

button, .btn, input, textarea {
    font-family: inherit;
    font-size: inherit;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-xxl);
}

.section-header h2 {
    margin-bottom: var(--space-sm);
    color: var(--text-primary);
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.25rem;
    max-width: 600px;
    margin: 0 auto;
}

/* ===== NAVIGATION ===== */
.main-nav {
    background-color: var(--clean-white);
    box-shadow: var(--shadow-sm);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1rem 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    text-decoration: none;
}

.logo-icon {
    color: var(--physician-blue);
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1;
}

.logo-primary {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-primary);
}

.logo-secondary {
    font-size: 1rem;
    font-weight: 600;
    color: var(--physician-blue);
}

.nav-menu {
    display: flex;
    gap: var(--space-xl);
    align-items: center;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    font-weight: 500;
    padding: 0.5rem 0;
    position: relative;
}

.nav-link:hover {
    color: var(--physician-blue);
}

.nav-link.active {
    color: var(--physician-blue);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background-color: var(--physician-blue);
    border-radius: 3px;
}

.nav-link.emergency-nav {
    color: var(--alert-red);
    font-weight: 600;
}

.nav-link.emergency-nav:hover {
    color: #d32f2f;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.nav-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: linear-gradient(135deg, var(--physician-blue), var(--physician-blue-light));
    color: white;
    border: none;
    border-radius: var(--border-radius);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-primary);
    cursor: pointer;
    padding: 0.5rem;
}

/* ===== HERO SECTION ===== */
.hero-section {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background: linear-gradient(135deg, var(--clinic-gray) 0%, #ffffff 100%);
    position: relative;
    padding-top: 80px; /* For fixed nav */
}

.hero-background {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 0;
}

.animated-pulse {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 800px;
    height: 800px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(42, 110, 187, 0.1) 0%, transparent 70%);
    animation: heartbeat 3s ease-in-out infinite;
}

@keyframes heartbeat {
    0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.8; }
    50% { transform: translate(-50%, -50%) scale(1.05); opacity: 1; }
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xxl);
    align-items: center;
    padding: var(--space-xxl) var(--space-lg);
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
    flex: 1;
}

.hero-message {
    padding-right: var(--space-xl);
}

.tagline {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: var(--space-lg);
    display: flex;
    flex-direction: column;
}

.tagline-part {
    display: block;
}

.tagline-part.highlight {
    color: var(--physician-blue);
    position: relative;
    display: inline-block;
}

.tagline-part.highlight::after {
    content: '';
    position: absolute;
    bottom: 8px;
    left: 0;
    width: 100%;
    height: 12px;
    background-color: rgba(42, 110, 187, 0.15);
    z-index: -1;
    border-radius: 6px;
}

.subtagline {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
    max-width: 500px;
}

.cta-container {
    display: flex;
    gap: var(--space-md);
    margin: var(--space-xl) 0;
    flex-wrap: wrap;
}

.primary-cta {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background: linear-gradient(135deg, var(--physician-blue), var(--physician-blue-light));
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: var(--border-radius);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-medium);
    text-decoration: none;
}

.primary-cta:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    color: white;
}

.secondary-cta {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background: transparent;
    color: var(--physician-blue);
    border: 2px solid var(--physician-blue);
    padding: 1rem 2rem;
    border-radius: var(--border-radius);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-medium);
    text-decoration: none;
}

.secondary-cta:hover {
    background-color: rgba(42, 110, 187, 0.05);
    transform: translateY(-2px);
    color: var(--physician-blue);
}

.trust-indicators {
    display: flex;
    gap: var(--space-xl);
    margin-top: var(--space-xl);
}

.trust-item {
    display: flex;
    flex-direction: column;
}

.trust-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--physician-blue);
    line-height: 1;
}

.trust-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

/* Vehicle Status Card */
.vehicle-status-card {
    background: var(--clean-white);
    border-radius: var(--border-radius-lg);
    padding: var(--space-xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(42, 110, 187, 0.1);
    backdrop-filter: blur(10px);
}

.status-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-lg);
}

.guardian-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, var(--physician-blue), var(--physician-blue-light));
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.9rem;
}

.last-scan {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.vitality-score {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: var(--space-xl) 0;
}

.score-circle {
    position: relative;
    width: 200px;
    height: 200px;
    margin-bottom: var(--space-md);
}

.progress-ring {
    transform: rotate(-90deg);
}

.progress-ring-bg {
    fill: transparent;
    stroke: var(--clinic-gray-dark);
    stroke-width: 8;
}

.progress-ring-fill {
    fill: transparent;
    stroke: var(--safety-green);
    stroke-width: 8;
    stroke-linecap: round;
    transition: stroke-dashoffset var(--transition-slow);
}

.score-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
}

.score-number {
    font-size: 3.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--physician-blue), var(--safety-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: block;
    line-height: 1;
}

.score-label {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

.refresh-scan-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--clinic-gray);
    color: var(--text-secondary);
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.refresh-scan-btn:hover {
    background: var(--clinic-gray-dark);
    color: var(--text-primary);
}

.system-health {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.system-item {
    display: grid;
    grid-template-columns: 120px 1fr 60px auto;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-sm);
    border-radius: var(--border-radius);
    transition: background-color var(--transition-fast);
}

.system-item:hover {
    background-color: var(--clinic-gray);
}

.system-item.healthy {
    border-left: 4px solid var(--safety-green);
}

.system-item.warning {
    border-left: 4px solid var(--caution-yellow);
    background-color: rgba(255, 193, 7, 0.05);
}

.system-name {
    font-weight: 500;
    color: var(--text-primary);
}

.system-bar {
    flex: 1;
    height: 8px;
    background-color: var(--clinic-gray-dark);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
}

.bar-fill {
    height: 100%;
    border-radius: 4px;
    transition: width var(--transition-medium);
}

.system-item.healthy .bar-fill {
    background-color: var(--safety-green);
}

.system-item.warning .bar-fill {
    background-color: var(--caution-yellow);
}

.warning-icon {
    position: absolute;
    right: -25px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--caution-yellow);
    animation: pulse 2s infinite;
}

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

.system-percent {
    font-weight: 600;
    font-family: 'Roboto Mono', monospace;
    color: var(--text-primary);
}

.quick-action-btn {
    background: var(--physician-blue);
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-sm);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color var(--transition-fast);
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.quick-action-btn:hover {
    background: var(--physician-blue-dark);
    color: white;
}

.view-full-dashboard {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    width: 100%;
    padding: var(--space-sm);
    background: var(--clinic-gray);
    color: var(--text-secondary);
    border: none;
    border-radius: var(--border-radius);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.view-full-dashboard:hover {
    background: var(--clinic-gray-dark);
    color: var(--text-primary);
}

.scroll-indicator {
    position: absolute;
    bottom: var(--space-xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    color: var(--text-light);
    animation: bounce 2s infinite;
}

.scroll-indicator span {
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-10px); }
    60% { transform: translateX(-50%) translateY(-5px); }
}

/* ===== FEATURES SECTION ===== */
.features-section {
    padding: var(--space-xxl) var(--space-lg);
    background-color: var(--clean-white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-xl);
    max-width: 1200px;
    margin: 0 auto;
}

.feature-card {
    background: var(--clinic-gray);
    border-radius: var(--border-radius);
    padding: var(--space-xl);
    text-decoration: none;
    color: var(--text-primary);
    transition: all var(--transition-medium);
    border: 2px solid transparent;
    display: block;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: var(--physician-blue);
    color: var(--text-primary);
}

.feature-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: var(--space-md);
}

.feature-icon.symptom-checker {
    background: linear-gradient(135deg, #FF6B6B, #FF8E53);
    color: white;
}

.feature-icon.guardian-map {
    background: linear-gradient(135deg, #4ECDC4, #44A08D);
    color: white;
}

.feature-icon.preventive {
    background: linear-gradient(135deg, #FFD166, #FFB347);
    color: white;
}

.feature-icon.timeline {
    background: linear-gradient(135deg, #9D50BB, #6E48AA);
    color: white;
}

.feature-card h3 {
    margin-bottom: var(--space-sm);
    font-size: 1.5rem;
}

.feature-card p {
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
    font-size: 0.95rem;
}

.feature-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--physician-blue);
    font-weight: 500;
    font-size: 0.95rem;
}

/* ===== EMERGENCY BANNER ===== */
.emergency-banner {
    background: linear-gradient(135deg, var(--alert-red), #FF5252);
    color: white;
    padding: var(--space-xl);
    margin: var(--space-xxl) 0;
}

.emergency-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
    flex-wrap: wrap;
    gap: var(--space-lg);
}

.emergency-icon {
    font-size: 3rem;
    animation: bell-ring 1s infinite;
}

@keyframes bell-ring {
    0%, 100% { transform: rotate(0); }
    10%, 30%, 50%, 70%, 90% { transform: rotate(-10deg); }
    20%, 40%, 60%, 80% { transform: rotate(10deg); }
}

.emergency-text {
    flex: 1;
}

.emergency-text h3 {
    font-size: 2rem;
    margin-bottom: var(--space-sm);
    color: white;
}

.emergency-text p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.1rem;
    margin-bottom: 0;
}

.emergency-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background: white;
    color: var(--alert-red);
    border: none;
    padding: 1rem 2rem;
    border-radius: var(--border-radius);
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
}

.emergency-btn:hover {
    background: var(--clinic-gray);
    transform: scale(1.05);
    color: var(--alert-red);
}

/* ===== FOOTER ===== */
.main-footer {
    background-color: var(--text-primary);
    color: white;
    padding: var(--space-xxl) 0 0;
}

.footer-container {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--space-xxl);
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
    margin-bottom: var(--space-xl);
}

.footer-brand {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--space-md);
    color: white;
}

.footer-tagline {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--space-xl);
    font-size: 1rem;
}

.footer-social {
    display: flex;
    gap: var(--space-md);
}

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

.footer-social a:hover {
    background: var(--physician-blue);
    transform: translateY(-3px);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-xl);
}

.link-group h4 {
    color: white;
    font-size: 1.1rem;
    margin-bottom: var(--space-lg);
    position: relative;
    padding-bottom: var(--space-sm);
}

.link-group h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background-color: var(--physician-blue);
    border-radius: 3px;
}

.link-group a {
    display: block;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--space-sm);
    transition: color var(--transition-fast);
}

.link-group a:hover {
    color: white;
    padding-left: 5px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--space-lg);
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: var(--space-sm);
    font-size: 0.9rem;
}

.footer-bottom a {
    color: rgba(255, 255, 255, 0.7);
}

.footer-bottom a:hover {
    color: white;
}

.footer-note {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.85rem;
}

/* ===== SYMPTOM ASSISTANT ===== */
.symptom-assistant {
    position: fixed;
    bottom: var(--space-xl);
    right: var(--space-xl);
    width: 350px;
    background: var(--clean-white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    overflow: hidden;
    border: 1px solid rgba(42, 110, 187, 0.1);
    transition: all var(--transition-medium);
}

.symptom-assistant.minimized {
    height: 60px;
    overflow: hidden;
}

.symptom-assistant.minimized .assistant-body {
    display: none;
}

.assistant-header {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md);
    background: linear-gradient(135deg, var(--physician-blue), var(--physician-blue-light));
    color: white;
    cursor: pointer;
}

.assistant-avatar {
    width: 40px;
    height: 40px;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    color: var(--physician-blue);
}

.avatar-pulse {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: inherit;
    animation: avatar-pulse 2s infinite;
}

@keyframes avatar-pulse {
    0% { transform: scale(1); opacity: 0.8; }
    100% { transform: scale(1.5); opacity: 0; }
}

.assistant-status {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.status-online {
    font-size: 0.75rem;
    opacity: 0.9;
}

.status-text {
    font-weight: 500;
    font-size: 0.95rem;
}

.minimize-btn {
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: background-color var(--transition-fast);
}

.minimize-btn:hover {
    background: rgba(255, 255, 255, 0.2);
}

.assistant-body {
    padding: var(--space-md);
}

.quick-options {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.symptom-option {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: var(--space-sm);
    background: var(--clinic-gray);
    border: none;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    color: var(--text-primary);
    text-align: center;
}

.symptom-option:hover {
    background: var(--clinic-gray-dark);
    transform: translateY(-2px);
}

.symptom-option i {
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
}

.symptom-option span {
    font-size: 0.8rem;
    font-weight: 500;
}

.recent-activity h4 {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-sm);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.activity-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm);
    background: var(--clinic-gray);
    border-radius: var(--border-radius-sm);
    margin-bottom: var(--space-sm);
}

.activity-icon {
    width: 36px;
    height: 36px;
    background: var(--physician-blue);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
}

.activity-details {
    flex: 1;
}

.activity-title {
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--text-primary);
}

.activity-time {
    font-size: 0.75rem;
    color: var(--text-light);
    margin: 0.1rem 0;
}

.activity-recommendation {
    font-size: 0.8rem;
    color: var(--safety-green);
    font-weight: 500;
}

.dispatch-btn {
    background: var(--physician-blue);
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-sm);
    font-size: 0.8rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    white-space: nowrap;
}

.dispatch-btn:hover {
    background: var(--physician-blue-dark);
    color: white;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1200px) {
    .hero-content {
        gap: var(--space-xl);
    }
    
    .tagline {
        font-size: 3rem;
    }
    
    .footer-container {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 992px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-message {
        padding-right: 0;
    }
    
    .cta-container {
        justify-content: center;
    }
    
    .trust-indicators {
        justify-content: center;
    }
    
    .vehicle-status-card {
        max-width: 500px;
        margin: 0 auto;
    }
    
    .nav-menu {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .emergency-content {
        flex-direction: column;
        text-align: center;
    }
    
    .symptom-assistant {
        width: 300px;
        right: var(--space-md);
        bottom: var(--space-md);
    }
}

@media (max-width: 768px) {
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    h3 { font-size: 1.5rem; }
    
    .tagline {
        font-size: 2.5rem;
    }
    
    .hero-content {
        padding: var(--space-xl) var(--space-md);
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
    
    .system-item {
        grid-template-columns: 1fr;
        gap: var(--space-sm);
    }
    
    .system-name, .system-percent {
        text-align: left;
    }
    
    .quick-options {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .tagline {
        font-size: 2rem;
    }
    
    .cta-container {
        flex-direction: column;
        align-items: stretch;
    }
    
    .primary-cta, .secondary-cta {
        width: 100%;
        justify-content: center;
    }
    
    .trust-indicators {
        flex-direction: column;
        gap: var(--space-lg);
    }
    
    .symptom-assistant {
        width: calc(100% - 2rem);
        right: 1rem;
        bottom: 1rem;
    }
}