/* ============================================
   MediCare AI - Ultra-Modern Stylesheet
   AWS Global Vibe Hackathon 2025
   ============================================ */

/* ============================================
   CSS VARIABLES - THEME SYSTEM
   ============================================ */
:root {
    /* Primary Colors */
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --success-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --warning-gradient: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
    --danger-gradient: linear-gradient(135deg, #ff6b6b 0%, #ee5a6f 100%);
    
    /* Base Colors */
    --color-primary: #667eea;
    --color-secondary: #764ba2;
    --color-success: #00f2fe;
    --color-warning: #fee140;
    --color-danger: #ff6b6b;
    --color-info: #4facfe;
    
    /* Light Theme */
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-tertiary: #e9ecef;
    --text-primary: #1a1a2e;
    --text-secondary: #6c757d;
    --text-tertiary: #adb5bd;
    --border-color: rgba(0, 0, 0, 0.1);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.2);
    
    /* Glassmorphism */
    --glass-bg: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.15);
    --backdrop-blur: blur(10px);
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    --radius-xl: 2rem;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Z-Index */
    --z-dropdown: 1000;
    --z-modal: 2000;
    --z-toast: 3000;
    --z-loading: 4000;
}

/* Dark Theme */
[data-theme="dark"] {
    --bg-primary: #0f0f1e;
    --bg-secondary: #1a1a2e;
    --bg-tertiary: #16213e;
    --text-primary: #ffffff;
    --text-secondary: #b8c1cc;
    --text-tertiary: #7c8798;
    --border-color: rgba(255, 255, 255, 0.1);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.6);
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
}

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

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background 0.3s ease, color 0.3s ease;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

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

button {
    font-family: inherit;
    border: none;
    background: none;
    cursor: pointer;
    transition: var(--transition-base);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--primary-gradient);
    border-radius: var(--radius-full);
}

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

/* ============================================
   ANIMATED BACKGROUND PARTICLES
   ============================================ */
.particles-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: 0.3;
    pointer-events: none;
}

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

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

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

.loading-logo {
    font-size: 4rem;
    margin-bottom: var(--spacing-lg);
    animation: pulse 2s ease-in-out infinite;
}

.loading-text {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.loading-spinner {
    width: 60px;
    height: 60px;
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    margin: var(--spacing-lg) auto;
    animation: spin 1s linear infinite;
}

.loading-subtitle {
    font-size: 1rem;
    opacity: 0.9;
}

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: var(--glass-bg);
    backdrop-filter: var(--backdrop-blur);
    -webkit-backdrop-filter: var(--backdrop-blur);
    border-bottom: 1px solid var(--glass-border);
    z-index: 1000;
    transition: var(--transition-base);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.5rem;
    font-weight: 700;
}

.nav-logo i {
    color: var(--color-danger);
    animation: heartbeat 1.5s ease-in-out infinite;
}

.nav-logo strong {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    font-weight: 500;
    transition: var(--transition-base);
}

.nav-link:hover, .nav-link.active {
    background: var(--glass-bg);
    color: var(--color-primary);
}

.nav-link.emergency-link {
    color: var(--color-danger);
}

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

.theme-toggle {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: var(--glass-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-warning);
    transition: var(--transition-base);
}

.theme-toggle:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-md);
}

.btn-profile {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: var(--primary-gradient);
    color: white;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-base);
}

.btn-profile:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-lg);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 30px;
    height: 30px;
}

.nav-toggle span {
    display: block;
    width: 100%;
    height: 3px;
    background: var(--text-primary);
    border-radius: var(--radius-full);
    transition: var(--transition-base);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: calc(80px + var(--spacing-2xl)) var(--spacing-xl) var(--spacing-2xl);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-gradient);
    opacity: 0.05;
    z-index: -1;
}

.hero-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: var(--spacing-lg);
}

.gradient-text {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: block;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-2xl);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.stat-item {
    text-align: center;
    padding: var(--spacing-lg);
    background: var(--glass-bg);
    backdrop-filter: var(--backdrop-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.hero-visual {
    display: grid;
    gap: var(--spacing-lg);
}

.hero-card {
    padding: var(--spacing-xl);
    background: var(--glass-bg);
    backdrop-filter: var(--backdrop-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    transition: var(--transition-base);
}

.hero-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.hero-card-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-gradient);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: white;
    margin-bottom: var(--spacing-md);
}

.hero-card h3 {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-sm);
}

.hero-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--radius-md);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    transition: var(--transition-base);
    white-space: nowrap;
}

.btn-primary {
    background: var(--primary-gradient);
    color: white;
    box-shadow: var(--shadow-md);
}

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

.btn-secondary {
    background: var(--glass-bg);
    backdrop-filter: var(--backdrop-blur);
    border: 2px solid var(--glass-border);
    color: var(--text-primary);
}

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

.btn-outline {
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
    background: transparent;
}

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

.btn-large {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: 1.1rem;
}

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

.icon-btn {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--glass-bg);
    color: var(--text-primary);
    transition: var(--transition-base);
}

.icon-btn:hover {
    background: var(--primary-gradient);
    color: white;
    transform: scale(1.1);
}

/* ============================================
   CONTAINER & SECTION
   ============================================ */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
}

section {
    padding: var(--spacing-3xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: var(--spacing-md);
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
}

/* ============================================
   FEATURES SECTION
   ============================================ */
.features-section {
    background: var(--bg-secondary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.feature-card {
    padding: var(--spacing-2xl);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    text-align: center;
    transition: var(--transition-base);
    cursor: pointer;
}

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

.feature-icon {
    width: 80px;
    height: 80px;
    background: var(--primary-gradient);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    margin: 0 auto var(--spacing-lg);
    transition: var(--transition-base);
}

.feature-icon.emergency {
    background: var(--danger-gradient);
    animation: pulse 2s ease-in-out infinite;
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
}

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-md);
}

.feature-card p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.btn-feature {
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    font-weight: 600;
    transition: var(--transition-base);
}

.btn-feature:hover {
    background: var(--primary-gradient);
    color: white;
    border-color: transparent;
}

.btn-emergency {
    background: var(--danger-gradient);
    color: white;
    border: none;
}

/* ============================================
   CHAT SECTION
   ============================================ */
.chat-section {
    background: var(--bg-primary);
}

.chat-container {
    max-width: 900px;
    margin: 0 auto;
    background: var(--glass-bg);
    backdrop-filter: var(--backdrop-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.chat-header {
    padding: var(--spacing-lg);
    background: var(--primary-gradient);
    color: white;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chat-header-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.ai-avatar {
    width: 50px;
    height: 50px;
    background: white;
    color: var(--color-primary);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    position: relative;
}

.status-indicator {
    position: absolute;
    bottom: 2px;
    right: 2px;
    width: 12px;
    height: 12px;
    background: #00ff00;
    border: 2px solid white;
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

.chat-header h3 {
    margin: 0;
    font-size: 1.2rem;
}

.status-text {
    font-size: 0.85rem;
    opacity: 0.9;
}

.chat-header-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.chat-header-actions .icon-btn {
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

.chat-header-actions .icon-btn:hover {
    background: rgba(255, 255, 255, 0.3);
}

.chat-messages {
    height: 500px;
    overflow-y: auto;
    padding: var(--spacing-xl);
    background: var(--bg-primary);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.message {
    display: flex;
    gap: var(--spacing-md);
    animation: slideIn 0.3s ease;
}

.message-avatar {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 1.2rem;
}

.bot-message .message-avatar {
    background: var(--primary-gradient);
    color: white;
}

.user-message {
    flex-direction: row-reverse;
}

.user-message .message-avatar {
    background: var(--success-gradient);
    color: white;
}

.message-content {
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    max-width: 70%;
}

.user-message .message-content {
    background: var(--primary-gradient);
    color: white;
    border: none;
}

.message-content ul {
    margin: var(--spacing-md) 0;
    padding-left: var(--spacing-lg);
}

.message-content li {
    margin: var(--spacing-xs) 0;
}

.quick-actions {
    padding: var(--spacing-md) var(--spacing-xl);
    background: var(--bg-secondary);
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.quick-action-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    transition: var(--transition-base);
}

.quick-action-btn:hover {
    background: var(--primary-gradient);
    color: white;
    border-color: transparent;
    transform: translateY(-2px);
}

.chat-input-container {
    padding: var(--spacing-lg);
    background: var(--bg-primary);
    display: flex;
    gap: var(--spacing-sm);
    border-top: 1px solid var(--border-color);
}

.chat-input {
    flex: 1;
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    font-size: 1rem;
    color: var(--text-primary);
    transition: var(--transition-base);
}

.chat-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

/* ============================================
   DASHBOARD SECTION
   ============================================ */
.dashboard-section {
    background: var(--bg-secondary);
}

.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.dashboard-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}

.dashboard-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.card-large {
    grid-column: span 2;
}

.card-wide {
    grid-column: span 2;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.card-header h3 {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin: 0;
    font-size: 1.2rem;
}

.card-header i {
    color: var(--color-primary);
}

.health-score-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xl);
}

.health-score-circle {
    position: relative;
    width: 200px;
    height: 200px;
}

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

.progress-ring-bg {
    fill: none;
    stroke: var(--bg-secondary);
    stroke-width: 12;
}

.progress-ring-fill {
    fill: none;
    stroke: url(#healthGradient);
    stroke-width: 12;
    stroke-linecap: round;
    stroke-dasharray: 534;
    stroke-dashoffset: 534;
    transition: stroke-dashoffset 1s ease;
}

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

.score-number {
    font-size: 3rem;
    font-weight: 800;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.score-label {
    font-size: 1.2rem;
    color: var(--text-secondary);
}

.health-metrics {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.metric-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
}

.metric-item i {
    color: var(--color-danger);
    font-size: 1.5rem;
}

.activity-stats {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.activity-item {
    display: flex;
    gap: var(--spacing-md);
}

.activity-icon {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    flex-shrink: 0;
}

.activity-icon.steps {
    background: var(--success-gradient);
}

.activity-icon.calories {
    background: var(--warning-gradient);
}

.activity-info {
    flex: 1;
}

.activity-label {
    display: block;
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
}

.activity-value {
    display: block;
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.activity-progress {
    height: 8px;
    background: var(--bg-secondary);
    border-radius: var(--radius-full);
    overflow: hidden;
    margin-bottom: var(--spacing-xs);
}

.progress-bar {
    height: 100%;
    background: var(--primary-gradient);
    border-radius: var(--radius-full);
    transition: width 0.5s ease;
}

.activity-goal {
    font-size: 0.85rem;
    color: var(--text-tertiary);
}

.medication-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.medication-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    transition: var(--transition-base);
}

.medication-item:hover {
    background: var(--glass-bg);
    transform: translateX(5px);
}

.med-info {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.med-icon {
    width: 40px;
    height: 40px;
    background: var(--primary-gradient);
    color: white;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.med-info h4 {
    margin: 0;
    font-size: 1rem;
}

.med-info p {
    margin: 0;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.med-time {
    font-weight: 600;
    color: var(--color-primary);
}

.appointments-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.appointment-item {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    transition: var(--transition-base);
}

.appointment-item:hover {
    background: var(--glass-bg);
    box-shadow: var(--shadow-md);
}

.appointment-date {
    width: 60px;
    height: 60px;
    background: var(--primary-gradient);
    color: white;
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.date-day {
    font-size: 1.5rem;
    font-weight: 700;
}

.date-month {
    font-size: 0.9rem;
    opacity: 0.9;
}

.appointment-info h4 {
    margin: 0 0 var(--spacing-xs);
    font-size: 1rem;
}

.appointment-info p {
    margin: 0;
    font-size: 0.85rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.insights-container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.insight-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    border-left: 4px solid;
}

.insight-item.positive {
    background: rgba(0, 242, 254, 0.1);
    border-color: var(--color-success);
}

.insight-item.warning {
    background: rgba(254, 225, 64, 0.1);
    border-color: var(--color-warning);
}

.insight-item.info {
    background: rgba(79, 172, 254, 0.1);
    border-color: var(--color-info);
}

.insight-item i {
    font-size: 1.2rem;
    margin-top: 2px;
}

.insight-item.positive i {
    color: var(--color-success);
}

.insight-item.warning i {
    color: var(--color-warning);
}

.insight-item.info i {
    color: var(--color-info);
}

.insight-item p {
    margin: 0;
    font-size: 0.95rem;
}

/* ============================================
   EMERGENCY SECTION
   ============================================ */
.emergency-section {
    background: linear-gradient(135deg, rgba(255, 107, 107, 0.05) 0%, rgba(238, 90, 111, 0.05) 100%);
}

.emergency-container {
    max-width: 900px;
    margin: 0 auto;
}

.emergency-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.emergency-icon-large {
    width: 100px;
    height: 100px;
    background: var(--danger-gradient);
    color: white;
    border-radius: var(--radius-xl);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    margin-bottom: var(--spacing-lg);
    animation: pulse 2s ease-in-out infinite;
}

.emergency-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-3xl);
}

.emergency-btn {
    padding: var(--spacing-2xl);
    background: var(--bg-primary);
    border: 2px solid var(--color-danger);
    border-radius: var(--radius-xl);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
    transition: var(--transition-base);
    cursor: pointer;
}

.emergency-btn:hover {
    background: var(--danger-gradient);
    color: white;
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.emergency-btn i {
    font-size: 2.5rem;
}

.emergency-btn span {
    font-weight: 600;
    font-size: 1rem;
}

.emergency-info {
    padding: var(--spacing-2xl);
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
}

.emergency-info h3 {
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.contacts-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
}

.contact-item i {
    width: 40px;
    height: 40px;
    background: var(--primary-gradient);
    color: white;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-item > div {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.contact-item strong {
    font-size: 1rem;
}

.contact-item span {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.btn-call {
    width: 40px;
    height: 40px;
    background: var(--success-gradient);
    color: white;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-base);
}

.btn-call:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-md);
}

/* ============================================
   MODAL
   ============================================ */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    padding: var(--spacing-xl);
}

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

.modal-content {
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
    animation: slideUp 0.3s ease;
}

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

.modal-header h2 {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin: 0;
}

.modal-close {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    transition: var(--transition-base);
}

.modal-close:hover {
    background: var(--color-danger);
    color: white;
    transform: rotate(90deg);
}

.modal-body {
    padding: var(--spacing-xl);
}

.profile-section {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.profile-avatar-large {
    width: 120px;
    height: 120px;
    background: var(--primary-gradient);
    color: white;
    border-radius: var(--radius-full);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    margin-bottom: var(--spacing-lg);
}

.profile-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-group label {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.form-input {
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 1rem;
    color: var(--text-primary);
    transition: var(--transition-base);
}

.form-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

/* ============================================
   TOAST NOTIFICATIONS
   ============================================ */
.toast-container {
    position: fixed;
    top: 100px;
    right: var(--spacing-xl);
    z-index: var(--z-toast);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.toast {
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    min-width: 300px;
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    animation: slideInRight 0.3s ease;
}

.toast.success {
    border-left: 4px solid var(--color-success);
}

.toast.error {
    border-left: 4px solid var(--color-danger);
}

.toast.warning {
    border-left: 4px solid var(--color-warning);
}

.toast.info {
    border-left: 4px solid var(--color-info);
}

.toast i {
    font-size: 1.5rem;
}

.toast.success i {
    color: var(--color-success);
}

.toast.error i {
    color: var(--color-danger);
}

.toast.warning i {
    color: var(--color-warning);
}

.toast.info i {
    color: var(--color-info);
}

.toast-message {
    flex: 1;
}

.toast-close {
    width: 24px;
    height: 24px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    opacity: 0.5;
    transition: var(--transition-fast);
}

.toast-close:hover {
    opacity: 1;
    background: var(--bg-secondary);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--bg-secondary);
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
    border-top: 1px solid var(--border-color);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-col h4 {
    margin-bottom: var(--spacing-md);
    font-size: 1.1rem;
}

.footer-col ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-col a {
    color: var(--text-secondary);
    transition: var(--transition-base);
}

.footer-col a:hover {
    color: var(--color-primary);
    padding-left: var(--spacing-xs);
}

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

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

.footer-logo strong {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: var(--glass-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-base);
}

.social-links a:hover {
    background: var(--primary-gradient);
    color: white;
    transform: translateY(-5px);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.powered-by {
    margin-top: var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    font-size: 0.9rem;
}

.powered-by i {
    color: var(--color-warning);
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

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

@keyframes heartbeat {
    0%, 100% {
        transform: scale(1);
    }
    10%, 30% {
        transform: scale(0.9);
    }
    20%, 40% {
        transform: scale(1.1);
    }
}

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

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

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

@keyframes slideInRight {
    from {
        transform: translateX(100px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

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

.floating {
    animation: floating 3s ease-in-out infinite;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1200px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }
    
    .card-large,
    .card-wide {
        grid-column: span 1;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        background: var(--bg-primary);
        flex-direction: column;
        padding: var(--spacing-xl);
        box-shadow: var(--shadow-lg);
        transform: translateX(-100%);
        transition: transform 0.3s ease;
    }
    
    .nav-menu.active {
        transform: translateX(0);
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn-large {
        width: 100%;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
    
    .emergency-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .social-links {
        justify-content: center;
    }
    
    .toast-container {
        left: var(--spacing-md);
        right: var(--spacing-md);
    }
    
    .toast {
        min-width: auto;
    }
}

@media (max-width: 480px) {
    .section-title {
        font-size: 1.8rem;
    }
    
    .chat-messages {
        height: 400px;
    }
    
    .message-content {
        max-width: 85%;
    }
    
    .quick-actions {
        overflow-x: auto;
        flex-wrap: nowrap;
    }

}
/* ============================================
   EMERGENCY SOS - DARK MODE FIX
   Add this to your styles.css file
   ============================================ */

/* Fix Emergency Section Background in Dark Mode */
[data-theme="dark"] .emergency-section {
    background: linear-gradient(135deg, rgba(255, 107, 107, 0.15) 0%, rgba(238, 90, 111, 0.15) 100%);
}

/* Fix Emergency Container in Dark Mode */
[data-theme="dark"] .emergency-container {
    background: transparent;
}

/* Fix Emergency Header Text in Dark Mode */
[data-theme="dark"] .emergency-header h2,
[data-theme="dark"] .emergency-header p {
    color: var(--text-primary);
}

/* Fix Emergency Buttons in Dark Mode */
[data-theme="dark"] .emergency-btn {
    background: var(--bg-secondary);
    border: 2px solid var(--color-danger);
    color: var(--text-primary);
}

[data-theme="dark"] .emergency-btn:hover {
    background: var(--danger-gradient);
    color: white;
    border-color: transparent;
}

/* Fix Emergency Icon Large in Dark Mode */
[data-theme="dark"] .emergency-icon-large {
    background: var(--danger-gradient);
    color: white;
}

/* Fix Emergency Info Card in Dark Mode */
[data-theme="dark"] .emergency-info {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
}

[data-theme="dark"] .emergency-info h3 {
    color: var(--text-primary);
}

/* Fix Contact Items in Dark Mode */
[data-theme="dark"] .contact-item {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

[data-theme="dark"] .contact-item strong {
    color: var(--text-primary);
}

[data-theme="dark"] .contact-item span {
    color: var(--text-secondary);
}

/* Fix Emergency Grid in Dark Mode */
[data-theme="dark"] .emergency-grid {
    color: var(--text-primary);
}

/* Ensure Emergency Section is Always Visible */
.emergency-section {
    position: relative;
    z-index: 1;
}

/* Fix for Emergency Button Icons */
[data-theme="dark"] .emergency-btn i {
    color: var(--color-danger);
}

[data-theme="dark"] .emergency-btn:hover i {
    color: white;
}

/* Additional Contrast Fix for Dark Mode */
[data-theme="dark"] .emergency-section * {
    transition: color 0.3s ease, background 0.3s ease, border-color 0.3s ease;
}

/* Make sure emergency text is readable */
[data-theme="dark"] .emergency-container h2,
[data-theme="dark"] .emergency-container h3,
[data-theme="dark"] .emergency-container p {
    color: var(--text-primary) !important;
}

/* ============================================
   IMAGE IN CHAT - BETTER STYLING
   Add this to styles.css (at the end)
   ============================================ */

/* Image messages in chat */
.message-content img {
    max-width: 100%;
    max-height: 300px;
    border-radius: 12px;
    margin: 10px 0;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 2px solid var(--border-color);
    object-fit: cover;
}

.message-content img:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

/* User uploaded images */
.user-message .message-content img {
    border-color: var(--color-primary);
}

/* Loading state for image upload */
.image-uploading {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 15px;
    background: var(--glass-bg);
    border-radius: 12px;
    animation: pulse 1.5s ease-in-out infinite;
}

.image-uploading::before {
    content: "📤";
    font-size: 1.5rem;
}

/* Image caption styling */
.message-content img + p {
    margin-top: 8px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.message-content img + p strong {
    color: var(--text-primary);
}

.message-content img + p em {
    font-size: 0.85rem;
    opacity: 0.8;
}

/* Dark mode adjustments */
[data-theme="dark"] .message-content img {
    border-color: rgba(255, 255, 255, 0.2);
}

[data-theme="dark"] .message-content img:hover {
    border-color: var(--color-primary);
}

/* Responsive image sizing */
@media (max-width: 768px) {
    .message-content img {
        max-height: 200px;
    }
}

/* Image analysis result styling */
.message.bot-message .message-content h3,
.message.bot-message .message-content h4 {
    margin-top: 15px;
    margin-bottom: 10px;
    color: var(--color-primary);
}

.message.bot-message .message-content strong {
    color: var(--text-primary);
}

.message.bot-message .message-content em {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Warning/Important text in analysis */
.message.bot-message .message-content:contains("⚠️"),
.message.bot-message .message-content:contains("IMPORTANT") {
    border-left: 3px solid var(--color-warning);
    padding-left: 15px;
}

/* Success indicators in analysis */
.message.bot-message .message-content:contains("✅") {
    color: var(--color-success);
}