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

:root {
    /* Medical Authority Color Palette */
    --primary-blue: #1e40af;           /* Trustworthy medical blue */
    --primary-blue-light: #3b82f6;    /* Light blue for hover states */
    --primary-blue-dark: #1e3a8a;     /* Dark blue for text */
    --medical-teal: #0f766e;          /* Professional teal accent */
    --medical-teal-light: #14b8a6;    /* Light teal for highlights */
    --health-green: #059669;          /* Success/healthy state green */
    --health-green-light: #10b981;    /* Light green for positive indicators */
    
    /* Neutral Professional Grays */
    --white: #ffffff;
    --gray-50: #f9fafb;              /* Lightest background */
    --gray-100: #f3f4f6;             /* Card backgrounds */
    --gray-200: #e5e7eb;             /* Borders */
    --gray-300: #d1d5db;             /* Disabled elements */
    --gray-400: #9ca3af;             /* Placeholder text */
    --gray-500: #6b7280;             /* Secondary text */
    --gray-600: #4b5563;             /* Primary text light */
    --gray-700: #374151;             /* Primary text */
    --gray-800: #1f2937;             /* Headings */
    --gray-900: #111827;             /* Darkest text */
    
    /* Medical Status Colors */
    --warning-orange: #f59e0b;        /* Caution/moderate symptoms */
    --warning-orange-light: #fbbf24; /* Light warning backgrounds */
    --error-red: #dc2626;            /* Danger/severe symptoms */
    --error-red-light: #ef4444;     /* Light error backgrounds */
    --success-green: var(--health-green);
    --success-green-light: var(--health-green-light);
    
    /* Medical Background Colors */
    --background-primary: var(--white);
    --background-secondary: var(--gray-50);
    --background-card: var(--white);
    --background-muted: var(--gray-100);
    
    /* Typography */
    --font-family-primary: 'Inter', system-ui, -apple-system, sans-serif;
    --font-family-heading: 'Inter', system-ui, -apple-system, sans-serif;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    /* Layout */
    --max-width: 1280px;
    --max-width-narrow: 768px;
    --container-padding: 1.5rem;
    --container-padding-mobile: 1rem;
    
    /* Border Radius */
    --border-radius-sm: 4px;
    --border-radius: 8px;
    --border-radius-lg: 12px;
    --border-radius-xl: 16px;
    
    /* Shadows - Medical Professional */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.03);
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.06), 0 1px 2px 0 rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.06), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 10px 10px -5px rgba(0, 0, 0, 0.02);
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.2s ease;
    --transition-slow: 0.3s ease;
    
    /* Z-indexes */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal: 1040;
    --z-tooltip: 1050;
}

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

body {
    font-family: var(--font-family-primary);
    font-weight: var(--font-weight-normal);
    line-height: 1.65;
    color: var(--gray-700);
    background-color: var(--background-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Container System */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.container-narrow {
    max-width: var(--max-width-narrow);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* Typography Hierarchy - Optimized for Medical Content */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family-heading);
    font-weight: var(--font-weight-bold);
    line-height: 1.25;
    margin-bottom: 1.25rem;
    color: var(--gray-900);
    letter-spacing: -0.02em;
}

/* Heading Scale - Medical Content Optimized */
h1 { 
    font-size: 2.75rem; /* 44px */
    margin-bottom: 1.5rem;
    font-weight: var(--font-weight-bold);
}

h2 { 
    font-size: 2.25rem; /* 36px */
    margin-bottom: 1.25rem;
    color: var(--gray-800);
}

h3 { 
    font-size: 1.875rem; /* 30px */
    margin-bottom: 1rem;
    color: var(--gray-800);
}

h4 { 
    font-size: 1.5rem; /* 24px */
    margin-bottom: 0.875rem;
    font-weight: var(--font-weight-semibold);
}

h5 { 
    font-size: 1.25rem; /* 20px */
    margin-bottom: 0.75rem;
    font-weight: var(--font-weight-semibold);
}

h6 { 
    font-size: 1.125rem; /* 18px */
    margin-bottom: 0.5rem;
    font-weight: var(--font-weight-semibold);
    color: var(--gray-700);
}

/* Body Text - Optimized for Medical Reading */
p {
    font-size: 1.125rem; /* 18px - Larger for medical content */
    line-height: 1.7;
    margin-bottom: 1.25rem;
    color: var(--gray-600);
}

.lead {
    font-size: 1.25rem; /* 20px */
    line-height: 1.65;
    font-weight: var(--font-weight-medium);
    color: var(--gray-700);
    margin-bottom: 1.5rem;
}

.text-small {
    font-size: 0.9375rem; /* 15px */
    line-height: 1.6;
}

/* Links - Medical Professional Style */
a {
    color: var(--primary-blue);
    text-decoration: underline;
    text-decoration-color: transparent;
    text-underline-offset: 0.125em;
    transition: var(--transition-normal);
}

a:hover, a:focus {
    color: var(--primary-blue-light);
    text-decoration-color: currentColor;
    outline: 2px solid var(--primary-blue);
    outline-offset: 2px;
    border-radius: var(--border-radius-sm);
}

/* Medical Content Specific Typography */
.medical-disclaimer {
    font-size: 0.875rem;
    line-height: 1.5;
    color: var(--gray-500);
    font-style: italic;
}

.medical-warning {
    font-weight: var(--font-weight-semibold);
    color: var(--warning-orange);
}

.medical-important {
    font-weight: var(--font-weight-semibold);
    color: var(--error-red);
}

/* Lists - Medical Content Optimized */
ul, ol {
    margin-bottom: 1.25rem;
    padding-left: 1.5rem;
}

ul li, ol li {
    margin-bottom: 0.5rem;
    line-height: 1.6;
    color: var(--gray-600);
}

/* Strong emphasis for medical terms */
strong, b {
    font-weight: var(--font-weight-semibold);
    color: var(--gray-800);
}

/* Medical Professional Header Navigation */
.header {
    background: var(--background-primary);
    border-bottom: 1px solid var(--gray-200);
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    box-shadow: var(--shadow);
    backdrop-filter: blur(8px);
}

.nav-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 80px; /* Increased for better touch targets */
}

/* Professional Medical Brand */
.nav-brand {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.brand-link {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--primary-blue);
    text-decoration: none;
    transition: var(--transition-normal);
    padding: 0.5rem 0;
}

.brand-link:hover {
    color: var(--primary-blue-light);
    text-decoration: none;
    outline: none;
}

.brand-icon {
    width: 40px;
    height: 40px;
    margin-right: 0.75rem;
    background: var(--primary-blue);
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
}

.brand-text {
    color: inherit;
    letter-spacing: -0.01em;
}

/* Mobile Navigation Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: 2px solid var(--gray-200);
    border-radius: var(--border-radius);
    cursor: pointer;
    padding: 0.75rem;
    width: 48px;
    height: 48px;
    justify-content: center;
    transition: var(--transition-normal);
}

.nav-toggle:hover {
    border-color: var(--primary-blue);
    background: var(--gray-50);
}

.nav-toggle-bar {
    width: 24px;
    height: 2px;
    background: var(--gray-700);
    margin: 2px 0;
    transition: var(--transition-normal);
    border-radius: 1px;
}

/* Main Navigation Menu - Medical Professional Style */
.nav-menu {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.nav-link {
    display: inline-flex;
    align-items: center;
    padding: 0.75rem 1rem;
    font-weight: var(--font-weight-medium);
    font-size: 0.9375rem;
    color: var(--gray-700);
    text-decoration: none;
    border-radius: var(--border-radius);
    transition: var(--transition-normal);
    position: relative;
    min-height: 48px; /* Touch-friendly target */
    white-space: nowrap;
}

.nav-link:hover, .nav-link:focus {
    color: var(--primary-blue);
    background-color: var(--gray-50);
    text-decoration: none;
    outline: 2px solid var(--primary-blue);
    outline-offset: -2px;
}

.nav-link.active {
    color: var(--primary-blue);
    background-color: rgba(30, 64, 175, 0.1);
    font-weight: var(--font-weight-semibold);
}

/* Primary CTA in Navigation */
.nav-cta {
    background: var(--primary-blue);
    color: white !important;
    font-weight: var(--font-weight-semibold);
    margin-left: 0.5rem;
    border: 2px solid var(--primary-blue);
}

.nav-cta:hover, .nav-cta:focus {
    background: var(--primary-blue-light);
    border-color: var(--primary-blue-light);
    color: white !important;
}

/* Navigation Icons */
.nav-icon {
    font-size: 1.125rem;
    margin-right: 0.5rem;
    opacity: 0.8;
}

/* Enhanced Dropdown Navigation */
.nav-dropdown {
    position: relative;
}

.nav-dropdown-toggle {
    background: none;
    border: none;
    padding: 0.75rem 1rem;
    font-weight: var(--font-weight-medium);
    font-size: 0.9375rem;
    color: var(--gray-700);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    border-radius: var(--border-radius);
    transition: var(--transition-normal);
    min-height: 48px;
}

.nav-dropdown-toggle:hover, .nav-dropdown-toggle:focus {
    color: var(--primary-blue);
    background-color: var(--gray-50);
    outline: 2px solid var(--primary-blue);
    outline-offset: -2px;
}

.dropdown-arrow {
    font-size: 0.75rem;
    transition: transform var(--transition-normal);
    margin-left: 0.25rem;
}

.nav-dropdown[aria-expanded="true"] .dropdown-arrow {
    transform: rotate(180deg);
}

.nav-dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--background-primary);
    border: 1px solid var(--gray-200);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-xl);
    min-width: 320px;
    padding: 1rem 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-normal);
    z-index: var(--z-dropdown);
}

.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown[aria-expanded="true"] .nav-dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* Organized Dropdown Sections */
.dropdown-section {
    padding: 0 1rem 1rem;
    border-bottom: 1px solid var(--gray-100);
}

.dropdown-section:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.dropdown-section-title {
    font-size: 0.875rem;
    font-weight: var(--font-weight-semibold);
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.025em;
    margin: 0 0 0.75rem 0;
    padding: 0.5rem 0;
}

.nav-dropdown-link {
    display: flex;
    align-items: center;
    padding: 0.75rem 0.75rem;
    color: var(--gray-700);
    text-decoration: none;
    border-radius: var(--border-radius);
    transition: var(--transition-normal);
    margin: 0.125rem 0;
}

.nav-dropdown-link:hover, .nav-dropdown-link:focus {
    background-color: var(--gray-50);
    color: var(--primary-blue);
    text-decoration: none;
    outline: 2px solid var(--primary-blue);
    outline-offset: -2px;
}

/* Enhanced Pollen Alert */
.pollen-alert {
    background: linear-gradient(135deg, var(--warning-orange), var(--warning-orange-light));
    color: white;
    position: relative;
    border-bottom: 1px solid rgba(245, 158, 11, 0.3);
}

.alert-content {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 1rem var(--container-padding);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.alert-icon-wrapper {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
}

.alert-icon {
    font-size: 1.5rem;
}

.alert-message {
    flex: 1;
    min-width: 0;
}

.alert-level {
    display: block;
    font-weight: var(--font-weight-semibold);
    font-size: 1rem;
    line-height: 1.2;
}

.alert-text {
    display: block;
    font-size: 0.875rem;
    opacity: 0.9;
    line-height: 1.3;
}

.alert-close {
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
    margin: -0.5rem;
    border-radius: var(--border-radius);
    transition: var(--transition-normal);
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.alert-close:hover, .alert-close:focus {
    background: rgba(255, 255, 255, 0.2);
    outline: 2px solid rgba(255, 255, 255, 0.5);
}

/* Medical Professional Hero Section */
.medical-hero {
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-blue-light));
    color: white;
    padding: 6rem 0 4rem;
    position: relative;
    overflow: hidden;
}

.medical-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 60 60"><defs><pattern id="medical-pattern" width="60" height="60" patternUnits="userSpaceOnUse"><circle cx="30" cy="30" r="2" fill="white" opacity="0.05"/><circle cx="15" cy="15" r="1" fill="white" opacity="0.03"/><circle cx="45" cy="45" r="1" fill="white" opacity="0.03"/></pattern></defs><rect width="60" height="60" fill="url(%23medical-pattern)"/></svg>') repeat;
    opacity: 1;
}

.medical-hero-content {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.medical-hero-text {
    max-width: none;
}

/* Medical Badge */
.medical-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-xl);
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.95);
}

.badge-icon {
    font-size: 1rem;
}

/* Gradient Text */
.text-gradient {
    background: linear-gradient(135deg, #ffffff 0%, rgba(255, 255, 255, 0.8) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}

.medical-hero h1 {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: white;
    font-weight: var(--font-weight-bold);
    letter-spacing: -0.03em;
}

.medical-hero .lead {
    font-size: 1.375rem;
    line-height: 1.6;
    margin-bottom: 3rem;
    color: rgba(255, 255, 255, 0.9);
}

/* Hero Quick Actions */
.hero-quick-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.quick-action-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-lg);
    padding: 1.5rem;
    cursor: pointer;
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.quick-action-card:hover {
    transform: translateY(-2px);
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.3);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.quick-action-card .medical-icon {
    flex-shrink: 0;
    margin-bottom: 0;
    background: rgba(255, 255, 255, 0.15);
}

.quick-action-content h3 {
    font-size: 1.125rem;
    margin: 0 0 0.5rem;
    color: white;
    font-weight: var(--font-weight-semibold);
}

.quick-action-content p {
    font-size: 0.875rem;
    margin: 0;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.4;
}

/* Hero Buttons */
.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
}

/* Trust Indicators */
.trust-indicators {
    display: flex;
    gap: 2rem;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.9);
    font-weight: var(--font-weight-medium);
}

.trust-icon {
    font-size: 1.125rem;
    opacity: 0.9;
}

/* Hero Visual */
.medical-hero-visual {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-main-image {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-xl);
}

.hero-visual-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-xl);
    padding: 4rem 2rem;
    text-align: center;
    min-height: 400px;
}

.medical-icon-large {
    width: 6rem;
    height: 6rem;
    background: rgba(255, 255, 255, 0.15);
    border-radius: var(--border-radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: rgba(255, 255, 255, 0.9);
}

.medical-icon-large svg {
    width: 3rem;
    height: 3rem;
}

.hero-visual-placeholder p {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
    font-weight: var(--font-weight-medium);
}

/* Floating Statistics */
.floating-stats {
    position: absolute;
    bottom: -2rem;
    left: -2rem;
    display: flex;
    gap: 1rem;
}

.stat-card {
    background: var(--background-primary);
    border: 1px solid var(--gray-200);
    border-radius: var(--border-radius-lg);
    padding: 1.5rem 1rem;
    text-align: center;
    box-shadow: var(--shadow-lg);
    min-width: 120px;
}

.stat-number {
    font-size: 2rem;
    font-weight: var(--font-weight-bold);
    color: var(--primary-blue);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.75rem;
    color: var(--gray-600);
    font-weight: var(--font-weight-medium);
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="white" opacity="0.1"/><circle cx="75" cy="75" r="1.5" fill="white" opacity="0.05"/><circle cx="50" cy="10" r="0.8" fill="white" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>') repeat;
    opacity: 0.1;
}

.hero-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    color: var(--white);
}

.hero-content p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.9);
}

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

.hero-image img {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
}

/* Professional Medical Button System */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1.5rem;
    font-family: var(--font-family-primary);
    font-weight: var(--font-weight-semibold);
    font-size: 0.9375rem;
    text-align: center;
    text-decoration: none;
    border-radius: var(--border-radius);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-normal);
    min-height: 48px;
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.btn:focus {
    outline: 2px solid var(--primary-blue);
    outline-offset: 2px;
}

/* Primary Medical Button */
.btn-primary {
    background: var(--primary-blue);
    color: white;
    border-color: var(--primary-blue);
}

.btn-primary:hover {
    background: var(--primary-blue-light);
    border-color: var(--primary-blue-light);
    color: white;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
    text-decoration: none;
}

/* Secondary Medical Button */
.btn-secondary {
    background: transparent;
    color: var(--primary-blue);
    border-color: var(--primary-blue);
}

.btn-secondary:hover {
    background: var(--primary-blue);
    color: white;
    transform: translateY(-1px);
    text-decoration: none;
}

/* Success Button for Positive Actions */
.btn-success {
    background: var(--success-green);
    color: white;
    border-color: var(--success-green);
}

.btn-success:hover {
    background: var(--success-green-light);
    border-color: var(--success-green-light);
    color: white;
    transform: translateY(-1px);
    text-decoration: none;
}

/* Warning Button for Caution Actions */
.btn-warning {
    background: var(--warning-orange);
    color: white;
    border-color: var(--warning-orange);
}

.btn-warning:hover {
    background: var(--warning-orange-light);
    border-color: var(--warning-orange-light);
    color: white;
    transform: translateY(-1px);
    text-decoration: none;
}

/* Outline Button Variations */
.btn-outline-primary {
    background: transparent;
    color: var(--primary-blue);
    border-color: var(--primary-blue);
}

.btn-outline-primary:hover {
    background: rgba(30, 64, 175, 0.1);
    color: var(--primary-blue-dark);
    text-decoration: none;
}

/* Large Button for Primary CTAs */
.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.125rem;
    min-height: 56px;
}

/* Small Button for Secondary Actions */
.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    min-height: 40px;
}

/* Button with Icon */
.btn-icon {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-icon-only {
    width: 48px;
    height: 48px;
    padding: 0;
    border-radius: var(--border-radius-lg);
}

/* Professional Icon System */
.icon {
    display: inline-block;
    width: 1.25rem;
    height: 1.25rem;
    vertical-align: middle;
    fill: currentColor;
    flex-shrink: 0;
}

.icon-sm {
    width: 1rem;
    height: 1rem;
}

.icon-lg {
    width: 1.5rem;
    height: 1.5rem;
}

.icon-xl {
    width: 2rem;
    height: 2rem;
}

/* Medical Symbol Icons */
.medical-icon {
    width: 2.5rem;
    height: 2.5rem;
    background: var(--gray-100);
    border-radius: var(--border-radius-lg);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    color: var(--primary-blue);
}

.medical-icon-success {
    background: rgba(5, 150, 105, 0.1);
    color: var(--success-green);
}

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

.medical-icon-error {
    background: rgba(220, 38, 38, 0.1);
    color: var(--error-red);
}

/* Professional Medical Card System */
.card {
    background: var(--background-card);
    border: 1px solid var(--gray-200);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.card:hover {
    box-shadow: var(--shadow-lg);
    border-color: var(--gray-300);
    transform: translateY(-2px);
}

.card h3 {
    margin-bottom: 1rem;
    color: var(--gray-900);
    font-size: 1.25rem;
    line-height: 1.3;
}

.card p {
    color: var(--gray-600);
    margin-bottom: 1.5rem;
}

/* Medical Information Cards */
.medical-card {
    border-left: 4px solid var(--primary-blue);
    position: relative;
}

.medical-card-success {
    border-left-color: var(--success-green);
}

.medical-card-warning {
    border-left-color: var(--warning-orange);
}

.medical-card-error {
    border-left-color: var(--error-red);
}

/* Feature Cards with Icons */
.feature-card {
    text-align: center;
    padding: 2.5rem 2rem;
    border: 2px solid var(--gray-200);
    transition: all var(--transition-normal);
}

.feature-card:hover {
    border-color: var(--primary-blue);
    background: rgba(30, 64, 175, 0.02);
}

.feature-card .medical-icon {
    margin: 0 auto 1.5rem;
    width: 4rem;
    height: 4rem;
    font-size: 1.5rem;
}

/* Symptom Cards */
.symptom-card {
    background: var(--gray-50);
    border: 2px solid transparent;
    border-radius: var(--border-radius-lg);
    padding: 1.5rem;
    text-align: center;
    transition: all var(--transition-normal);
    cursor: pointer;
}

.symptom-card:hover {
    border-color: var(--primary-blue);
    background: var(--background-primary);
    box-shadow: var(--shadow-md);
}

.symptom-card.selected {
    border-color: var(--primary-blue);
    background: rgba(30, 64, 175, 0.1);
}

.symptom-card .medical-icon {
    margin: 0 auto 1rem;
    font-size: 2rem;
}

/* Treatment Comparison Cards */
.treatment-card {
    border: 2px solid var(--gray-200);
    padding: 2rem;
    position: relative;
}

.treatment-card-recommended {
    border-color: var(--success-green);
    background: rgba(5, 150, 105, 0.02);
}

.treatment-card-recommended::before {
    content: "Aanbevolen";
    position: absolute;
    top: -1px;
    right: 1rem;
    background: var(--success-green);
    color: white;
    font-size: 0.75rem;
    font-weight: var(--font-weight-semibold);
    padding: 0.25rem 0.75rem;
    border-radius: 0 0 var(--border-radius) var(--border-radius);
}

/* Emergency Alert Cards */
.alert-card {
    padding: 1.5rem;
    border-radius: var(--border-radius-lg);
    border: 2px solid;
    margin: 1.5rem 0;
}

.alert-card-info {
    background: rgba(30, 64, 175, 0.1);
    border-color: var(--primary-blue);
    color: var(--primary-blue-dark);
}

.alert-card-success {
    background: rgba(5, 150, 105, 0.1);
    border-color: var(--success-green);
    color: var(--success-green);
}

.alert-card-warning {
    background: rgba(245, 158, 11, 0.1);
    border-color: var(--warning-orange);
    color: #92400e;
}

.alert-card-error {
    background: rgba(220, 38, 38, 0.1);
    border-color: var(--error-red);
    color: #991b1b;
}

.alert-card h4 {
    margin: 0 0 0.5rem;
    font-size: 1.125rem;
    color: inherit;
}

.alert-card p {
    margin: 0;
    color: inherit;
    font-weight: var(--font-weight-medium);
}

/* Grid Layouts */
.grid {
    display: grid;
    gap: 2rem;
    margin: 2rem 0;
}

.grid-2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }

/* Sections */
.section {
    padding: 4rem 0;
}

.section-gray {
    background: var(--gray-50);
}

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

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

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

/* Footer */
.footer {
    background: var(--gray-900);
    color: var(--gray-300);
    padding: 3rem 0 1rem;
}

.footer-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

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

.footer-section h3,
.footer-section h4 {
    color: var(--white);
    margin-bottom: 1rem;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-icon {
    font-size: 2rem;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: var(--gray-400);
    text-decoration: none;
    transition: color 0.2s ease;
}

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

.footer-bottom {
    border-top: 1px solid var(--gray-700);
    padding-top: 2rem;
}

.footer-disclaimer {
    background: var(--gray-800);
    padding: 1rem;
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
}

.footer-disclaimer p {
    font-size: 0.875rem;
    color: var(--gray-400);
    margin: 0;
}

.footer-legal {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.875rem;
}

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

.footer-legal-links a {
    color: var(--gray-400);
    text-decoration: none;
}

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

/* Mobile-First Responsive Design */

/* Tablet Breakpoint */
@media (max-width: 1024px) {
    .nav-container {
        padding: 0 var(--container-padding-mobile);
    }
    
    .container {
        padding: 0 var(--container-padding-mobile);
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    /* Adjust dropdown menu positioning */
    .nav-dropdown-menu {
        left: -50%;
        min-width: 280px;
    }
}

/* Mobile Navigation */
@media (max-width: 768px) {
    :root {
        --container-padding: var(--container-padding-mobile);
    }
    
    /* Mobile-Optimized Header */
    .nav-container {
        min-height: 70px;
    }
    
    .nav-toggle {
        display: flex;
        order: 3;
    }
    
    /* Mobile Menu Overlay */
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--background-primary);
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 2rem var(--container-padding-mobile);
        box-shadow: var(--shadow-xl);
        opacity: 0;
        visibility: hidden;
        transform: translateX(-100%);
        transition: all var(--transition-normal);
        z-index: var(--z-fixed);
        overflow-y: auto;
    }
    
    .nav-menu.active {
        opacity: 1;
        visibility: visible;
        transform: translateX(0);
    }
    
    /* Mobile Navigation Links */
    .nav-link {
        justify-content: flex-start;
        padding: 1rem 0;
        border-bottom: 1px solid var(--gray-200);
        font-size: 1.125rem;
        min-height: 56px; /* Larger touch targets */
    }
    
    .nav-link:last-child {
        border-bottom: none;
    }
    
    .nav-icon {
        font-size: 1.25rem;
        margin-right: 1rem;
    }
    
    /* Mobile CTA Button */
    .nav-cta {
        margin: 1rem 0;
        text-align: center;
        background: var(--primary-blue);
        color: white !important;
        border-radius: var(--border-radius-lg);
        padding: 1rem 2rem;
        font-size: 1.125rem;
        font-weight: var(--font-weight-semibold);
    }
    
    /* Mobile Dropdown */
    .nav-dropdown {
        order: 10;
    }
    
    .nav-dropdown-toggle {
        width: 100%;
        justify-content: space-between;
        padding: 1rem 0;
        border-bottom: 1px solid var(--gray-200);
        font-size: 1.125rem;
    }
    
    .nav-dropdown-menu {
        position: static;
        box-shadow: none;
        border: none;
        background: var(--gray-50);
        border-radius: var(--border-radius-lg);
        margin: 1rem 0;
        padding: 1rem;
        opacity: 1;
        visibility: visible;
        transform: none;
        min-width: auto;
    }
    
    .dropdown-section {
        padding: 0 0 1rem;
        border-bottom: 1px solid var(--gray-200);
    }
    
    .dropdown-section:last-child {
        border-bottom: none;
        padding-bottom: 0;
    }
    
    .nav-dropdown-link {
        padding: 0.875rem 0.5rem;
        font-size: 1rem;
    }
    
    /* Mobile Typography */
    h1 { font-size: 2.25rem; }
    h2 { font-size: 1.875rem; }
    h3 { font-size: 1.5rem; }
    
    p {
        font-size: 1rem;
    }
    
    /* Mobile Medical Hero */
    .medical-hero {
        padding: 4rem 0 3rem;
    }
    
    .medical-hero-content {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }
    
    .medical-hero h1 {
        font-size: 2.5rem;
        line-height: 1.2;
    }
    
    .medical-hero .lead {
        font-size: 1.125rem;
        margin-bottom: 2rem;
    }
    
    .hero-quick-actions {
        grid-template-columns: 1fr;
        gap: 1rem;
        margin-bottom: 2rem;
    }
    
    .quick-action-card {
        flex-direction: column;
        text-align: center;
        padding: 2rem 1.5rem;
    }
    
    .quick-action-card .medical-icon {
        margin: 0 auto 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 1rem;
        margin-bottom: 2rem;
    }
    
    .trust-indicators {
        justify-content: center;
        gap: 1rem;
    }
    
    .floating-stats {
        position: static;
        justify-content: center;
        margin-top: 2rem;
    }
    
    .hero-visual-placeholder {
        min-height: 300px;
        padding: 3rem 1.5rem;
    }
    
    /* Mobile Alert */
    .alert-content {
        flex-direction: column;
        text-align: center;
        gap: 0.75rem;
    }
    
    .alert-message {
        order: -1;
    }
    
    .alert-close {
        position: absolute;
        top: 0.5rem;
        right: 0.5rem;
    }
}

/* Small Mobile Devices */
@media (max-width: 480px) {
    :root {
        --container-padding-mobile: 1rem;
    }
    
    /* Extra small mobile typography */
    h1 { font-size: 2rem; }
    h2 { font-size: 1.625rem; }
    h3 { font-size: 1.375rem; }
    
    .nav-menu {
        padding: 1.5rem 1rem;
    }
    
    .nav-link {
        font-size: 1rem;
    }
    
    .nav-cta {
        font-size: 1rem;
        padding: 0.875rem 1.5rem;
    }
}

/* Print Styles for Medical Reference */
@media print {
    .header,
    .footer,
    .nav-menu,
    .pollen-alert {
        display: none !important;
    }
    
    body {
        color: black;
        background: white;
    }
    
    .container {
        max-width: none;
        margin: 0;
        padding: 0;
    }
    
    h1, h2, h3, h4, h5, h6 {
        color: black;
        page-break-after: avoid;
    }
    
    .medical-disclaimer {
        border: 1px solid #ccc;
        padding: 1rem;
        margin: 1rem 0;
        font-size: 0.875rem;
    }
}

/* Additional Styles for Content Pages */
.tips-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.tip-card {
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all 0.2s ease;
}

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

.tip-icon {
    font-size: 2.5rem;
    display: block;
    margin-bottom: 1rem;
}

.timing-advice {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.time-card {
    padding: 1.5rem;
    border-radius: var(--border-radius);
    border: 2px solid;
}

.time-card.good {
    background: #f0fdf4;
    border-color: var(--success);
}

.time-card.bad {
    background: #fef2f2;
    border-color: var(--error);
}

.room-tips {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.room-card {
    background: var(--gray-50);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    border-left: 4px solid var(--primary-color);
}

.food-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.food-card {
    padding: 1.5rem;
    border-radius: var(--border-radius);
    border: 2px solid;
}

.food-card.beneficial {
    background: #f0fdf4;
    border-color: var(--success);
}

.food-card.harmful {
    background: #fef2f2;
    border-color: var(--error);
}

.age-groups {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.age-card {
    background: var(--white);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
}

.test-types {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.test-card {
    background: var(--white);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 2rem;
    position: relative;
    transition: all 0.2s ease;
}

.test-card.recommended {
    border-color: var(--success);
    background: #f0fdf4;
}

.test-badge {
    position: absolute;
    top: -10px;
    right: 1rem;
    background: var(--success);
    color: var(--white);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

.cost-breakdown {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.cost-card {
    background: var(--white);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    border-top: 4px solid var(--primary-color);
}

.cost-line {
    display: flex;
    justify-content: space-between;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-color);
}

.cost-line.highlight {
    background: var(--secondary-color);
    padding: 0.75rem;
    border-radius: 4px;
    border: none;
    margin-top: 0.5rem;
    font-weight: 600;
}

.pregnancy-info, .medication-safety {
    margin: 2rem 0;
}

.safety-category {
    margin: 2rem 0;
    padding: 1.5rem;
    border-radius: var(--border-radius);
    border: 2px solid;
}

.safety-category.safe {
    background: #f0fdf4;
    border-color: var(--success);
}

.safety-category.caution {
    background: #fffbeb;
    border-color: var(--warning);
}

.safety-category.avoid {
    background: #fef2f2;
    border-color: var(--error);
}

.important {
    border: 2px solid var(--warning);
    background: #fffbeb;
}

.important-notice {
    background: var(--white);
    padding: 1rem;
    border-radius: var(--border-radius);
    margin-top: 1rem;
}

/* Page Content Layout Fix */
.page-content {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 3rem;
    margin: 3rem 0;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding: 0 2rem;
}

.content-main {
    min-width: 0; /* Prevents grid blowout */
}

.content-sidebar {
    min-width: 250px;
}

/* Page Header Improvements */
.page-header {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: var(--white);
    padding: 3rem 0;
    margin-bottom: 0;
}

.page-header .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Mobile responsiveness for new components */
@media (max-width: 1024px) {
    .page-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        padding: 0 1rem;
    }
    
    .content-sidebar {
        order: -1;
    }
}

@media (max-width: 768px) {
    .tips-grid, .timing-advice, .room-tips, .food-categories,
    .age-groups, .test-types, .cost-breakdown {
        grid-template-columns: 1fr;
    }

    .page-header {
        padding: 2rem 0;
    }

    .page-content {
        margin: 2rem 0;
    }
}