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

:root {
    /* Color Palette */
    --color-white: #ffffff;
    --color-lavender-grey: #f0f0f5;
    --color-royal-blue: #1e3a8a;
    --color-turquoise: #14b8a6;
    --color-medical-green: #10b981;
    --color-graphite: #1f2937;
    --color-light-grey: #6b7280;
    --color-border: #e5e7eb;
    
    /* Typography */
    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Open Sans', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-graphite);
    background-color: var(--color-white);
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.3;
    color: var(--color-graphite);
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

h4 {
    font-size: 1.25rem;
}

p {
    margin-bottom: var(--spacing-sm);
}

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

a:hover {
    color: var(--color-turquoise);
}

/* Buttons */
.btn {
    display: inline-block;
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 500;
    padding: 0.875rem 2rem;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    text-align: center;
}

.btn-primary {
    background-color: var(--color-royal-blue);
    color: var(--color-white);
}

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

/* Header */
.header {
    position: sticky;
    top: 0;
    z-index: 100;
    background-color: var(--color-white);
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-sm) 0;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-royal-blue);
}

.logo:hover {
    color: var(--color-royal-blue);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 28px;
    height: 20px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
}

.mobile-menu-btn span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--color-graphite);
    transition: all var(--transition-fast);
}

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

.nav-link {
    font-family: var(--font-body);
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-graphite);
    padding: var(--spacing-xs) 0;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-royal-blue);
    transition: width var(--transition-base);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-royal-blue);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--color-lavender-grey) 0%, var(--color-white) 100%);
    padding: var(--spacing-2xl) 0;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero h1 {
    margin-bottom: var(--spacing-md);
    color: var(--color-royal-blue);
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--color-light-grey);
    margin-bottom: var(--spacing-lg);
}

/* Page Hero */
.page-hero {
    background: linear-gradient(135deg, var(--color-royal-blue) 0%, #2563eb 100%);
    padding: var(--spacing-2xl) 0;
    text-align: center;
    color: var(--color-white);
}

.page-hero h1 {
    color: var(--color-white);
    margin-bottom: var(--spacing-xs);
}

.page-hero p {
    font-size: 1.125rem;
    opacity: 0.9;
    margin-bottom: 0;
}

/* Sections */
.section {
    padding: var(--spacing-2xl) 0;
}

.section-alt {
    background-color: var(--color-lavender-grey);
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    color: var(--color-royal-blue);
}

/* Content Grid */
.content-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.content-block {
    background-color: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.content-block h3 {
    color: var(--color-royal-blue);
    margin-bottom: var(--spacing-sm);
}

/* Testimonials */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.testimonial-card {
    background-color: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.testimonial-content {
    margin-bottom: var(--spacing-md);
}

.testimonial-content p {
    font-style: italic;
    color: var(--color-light-grey);
    margin-bottom: 0;
}

.testimonial-author {
    border-top: 1px solid var(--color-border);
    padding-top: var(--spacing-sm);
}

.testimonial-author strong {
    display: block;
    color: var(--color-graphite);
}

.testimonial-author span {
    font-size: 0.875rem;
    color: var(--color-light-grey);
}

/* Mission Cards */
.mission-card {
    display: flex;
    gap: var(--spacing-lg);
    background-color: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--spacing-lg);
}

.mission-number {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-turquoise);
    opacity: 0.3;
    line-height: 1;
    min-width: 80px;
}

.mission-content h2 {
    color: var(--color-royal-blue);
    margin-bottom: var(--spacing-sm);
}

/* Story Content */
.story-content {
    max-width: 900px;
    margin: 0 auto;
}

.story-content h2 {
    color: var(--color-royal-blue);
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
}

.story-content h2:first-child {
    margin-top: 0;
}

/* Advantages Grid */
.advantages-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.advantage-card {
    background-color: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.advantage-icon {
    width: 60px;
    height: 60px;
    background-color: var(--color-lavender-grey);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

.advantage-icon svg {
    width: 32px;
    height: 32px;
    color: var(--color-royal-blue);
}

.advantage-card h2 {
    font-size: 1.25rem;
    color: var(--color-royal-blue);
    margin-bottom: var(--spacing-sm);
}

/* Network Sections */
.network-intro {
    max-width: 900px;
    margin: 0 auto var(--spacing-xl);
    text-align: center;
    font-size: 1.125rem;
    color: var(--color-light-grey);
}

.network-section {
    background-color: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--spacing-lg);
}

.network-section h2 {
    color: var(--color-royal-blue);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--color-turquoise);
}

/* FAQ */
.faq-list {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--spacing-sm);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    background-color: var(--color-white);
    border: none;
    cursor: pointer;
    text-align: left;
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-graphite);
    transition: background-color var(--transition-fast);
}

.faq-question:hover {
    background-color: var(--color-lavender-grey);
}

.faq-icon {
    width: 24px;
    height: 24px;
    color: var(--color-royal-blue);
    transition: transform var(--transition-base);
    flex-shrink: 0;
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 var(--spacing-md);
    max-height: 0;
    overflow: hidden;
    transition: all var(--transition-base);
}

.faq-item.active .faq-answer {
    padding: 0 var(--spacing-md) var(--spacing-md);
    max-height: 500px;
}

.faq-answer p {
    color: var(--color-light-grey);
    margin-bottom: 0;
}

/* Contact Page */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: var(--spacing-xl);
}

.contact-form-wrapper h2 {
    color: var(--color-royal-blue);
    margin-bottom: var(--spacing-sm);
}

.contact-intro {
    color: var(--color-light-grey);
    margin-bottom: var(--spacing-lg);
}

.contact-form {
    background-color: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
    color: var(--color-graphite);
}

.required {
    color: #ef4444;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    font-family: var(--font-body);
    font-size: 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background-color: var(--color-white);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-royal-blue);
    box-shadow: 0 0 0 3px rgba(30, 58, 138, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-privacy {
    background-color: var(--color-lavender-grey);
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
}

.form-privacy p {
    font-size: 0.875rem;
    color: var(--color-light-grey);
    margin-bottom: 0;
}

.btn-submit {
    width: 100%;
}

.form-success {
    text-align: center;
    padding: var(--spacing-xl);
}

.success-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    background-color: var(--color-medical-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.success-icon svg {
    width: 40px;
    height: 40px;
    color: var(--color-white);
}

.form-success h3 {
    color: var(--color-medical-green);
    margin-bottom: var(--spacing-sm);
}

.contact-info-card {
    background-color: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--spacing-md);
}

.contact-info-card h3 {
    color: var(--color-royal-blue);
    margin-bottom: var(--spacing-md);
}

.contact-info-item {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.contact-info-item:last-child {
    margin-bottom: 0;
}

.contact-icon {
    width: 48px;
    height: 48px;
    background-color: var(--color-lavender-grey);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon svg {
    width: 24px;
    height: 24px;
    color: var(--color-royal-blue);
}

.contact-details h4 {
    font-size: 0.875rem;
    color: var(--color-light-grey);
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.contact-details p {
    margin-bottom: 0;
    color: var(--color-graphite);
}

/* Footer */
.footer {
    background: linear-gradient(135deg, var(--color-graphite) 0%, #111827 100%);
    color: var(--color-white);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer h4 {
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
}

.footer-about p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 0;
}

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

.footer-links li {
    margin-bottom: var(--spacing-xs);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    transition: color var(--transition-fast);
}

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

.footer-contact p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--spacing-xs);
}

.footer-contact strong {
    color: var(--color-white);
}

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

.footer-bottom p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.875rem;
    margin-bottom: 0;
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--color-white);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
    padding: var(--spacing-md);
    z-index: 1000;
    display: none;
}

.cookie-banner.show {
    display: block;
}

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-lg);
}

.cookie-text {
    flex: 1;
}

.cookie-text p {
    margin-bottom: 0;
    color: var(--color-graphite);
}

.cookie-buttons {
    display: flex;
    gap: var(--spacing-sm);
}

.cookie-btn {
    padding: 0.625rem 1.25rem;
    border-radius: var(--radius-md);
    font-family: var(--font-heading);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.cookie-btn-accept {
    background-color: var(--color-royal-blue);
    color: var(--color-white);
    border: none;
}

.cookie-btn-accept:hover {
    background-color: var(--color-turquoise);
}

.cookie-btn-decline {
    background-color: transparent;
    color: var(--color-graphite);
    border: 1px solid var(--color-border);
}

.cookie-btn-decline:hover {
    background-color: var(--color-lavender-grey);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .content-grid,
    .advantages-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .footer-about {
        grid-column: span 2;
    }
}

@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .nav {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--color-white);
        box-shadow: var(--shadow-lg);
        padding: var(--spacing-md);
        display: none;
    }
    
    .nav.active {
        display: block;
    }
    
    .nav-list {
        flex-direction: column;
        gap: 0;
    }
    
    .nav-link {
        display: block;
        padding: var(--spacing-sm);
    }
    
    .hero {
        padding: var(--spacing-xl) 0;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .mission-card {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .mission-number {
        font-size: 2rem;
        min-width: auto;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-about {
        grid-column: auto;
    }
    
    .cookie-content {
        flex-direction: column;
        text-align: center;
    }
    
    .cookie-buttons {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .section {
        padding: var(--spacing-xl) 0;
    }
    
    .btn {
        padding: 0.75rem 1.5rem;
    }
    
    .contact-form {
        padding: var(--spacing-md);
    }
}