/* AI Clinical Consulting Website Styles */

:root {
    --primary-blue: #0077B6;
    --secondary-blue: #00A8E8;
    --light-blue: #48CAE4;
    --pale-blue: #e8f4f8;
    --dark: #1a1a1a;
    --gray: #666;
    --light-gray: #f5f5f5;
    --white: #ffffff;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--dark);
    line-height: 1.6;
}

a {
    text-decoration: none;
    color: inherit;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    line-height: 1.3;
}

h1 { font-size: 48px; }
h2 { font-size: 36px; }
h3 { font-size: 24px; }
h4 { font-size: 20px; }

/* Header / Navigation */
.header {
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo svg {
    width: 45px;
    height: 45px;
}

.logo-text {
    font-family: 'Montserrat', sans-serif;
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 1px;
}

.logo-text .ai { color: var(--primary-blue); }
.logo-text .clinical { color: var(--secondary-blue); }
.logo-text .consulting { color: var(--light-blue); font-weight: 600; }

.nav {
    display: flex;
    align-items: center;
    gap: 35px;
}

.nav a {
    font-weight: 600;
    color: var(--dark);
    transition: color 0.3s;
}

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

.nav a.active {
    color: var(--primary-blue);
}

.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 5px;
    font-weight: 600;
    transition: all 0.3s;
    cursor: pointer;
    border: none;
    font-size: 16px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    color: var(--white);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(0,119,182,0.3);
}

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

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

/* Hero Section */
.hero {
    padding: 160px 0 100px;
    background: linear-gradient(180deg, var(--pale-blue) 0%, var(--white) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    border: 30px solid rgba(0,168,232,0.15);
}

.hero .container {
    display: flex;
    align-items: center;
    gap: 60px;
}

.hero-content {
    flex: 1;
}

.hero-content h1 {
    color: var(--dark);
    margin-bottom: 20px;
}

.hero-content h1 span {
    color: var(--primary-blue);
}

.hero-content p {
    font-size: 18px;
    color: var(--gray);
    margin-bottom: 30px;
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    gap: 15px;
}

.hero-image {
    flex: 1;
    text-align: center;
}

.hero-image img {
    max-width: 100%;
    border-radius: 10px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.1);
}

/* Section Styles */
.section {
    padding: 80px 0;
}

.section-dark {
    background: var(--dark);
    color: var(--white);
}

.section-light {
    background: var(--pale-blue);
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title h2 {
    color: var(--primary-blue);
    margin-bottom: 15px;
}

.section-title p {
    color: var(--gray);
    max-width: 600px;
    margin: 0 auto;
}

/* Feature Cards */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.feature-card {
    background: var(--white);
    padding: 35px;
    border-radius: 10px;
    box-shadow: 0 5px 30px rgba(0,0,0,0.08);
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.12);
}

.feature-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    background: var(--pale-blue);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-icon svg {
    width: 35px;
    height: 35px;
    color: var(--primary-blue);
}

.feature-card h3 {
    color: var(--primary-blue);
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--gray);
    font-size: 15px;
}

/* How It Works */
.process-steps {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
}

.process-step {
    flex: 1;
    min-width: 200px;
    text-align: center;
    padding: 20px;
    position: relative;
}

.process-step::after {
    content: '→';
    position: absolute;
    right: -15px;
    top: 50px;
    font-size: 24px;
    color: var(--secondary-blue);
}

.process-step:last-child::after {
    display: none;
}

.step-number {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 700;
    margin: 0 auto 15px;
}

.process-step h4 {
    color: var(--dark);
    margin-bottom: 10px;
}

.process-step p {
    font-size: 14px;
    color: var(--gray);
}

/* Stats Section */
.stats-section {
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    padding: 60px 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    text-align: center;
    color: var(--white);
}

.stat-item h3 {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 10px;
}

.stat-item p {
    font-size: 16px;
    opacity: 0.9;
}

/* Benefits Section */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.benefit-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.benefit-icon {
    width: 50px;
    height: 50px;
    background: var(--pale-blue);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.benefit-icon svg {
    width: 25px;
    height: 25px;
    color: var(--primary-blue);
}

.benefit-content h4 {
    color: var(--dark);
    margin-bottom: 8px;
}

.benefit-content p {
    color: var(--gray);
    font-size: 15px;
}

/* Testimonials */
.testimonial-card {
    background: var(--white);
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 5px 30px rgba(0,0,0,0.08);
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.testimonial-text {
    font-size: 18px;
    font-style: italic;
    color: var(--gray);
    margin-bottom: 25px;
    line-height: 1.8;
}

.testimonial-author {
    font-weight: 700;
    color: var(--dark);
}

.testimonial-role {
    color: var(--primary-blue);
    font-size: 14px;
}

/* FAQ Section */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid #eee;
    padding: 25px 0;
}

.faq-question {
    font-family: 'Montserrat', sans-serif;
    font-size: 18px;
    font-weight: 600;
    color: var(--dark);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-question::after {
    content: '+';
    font-size: 24px;
    color: var(--primary-blue);
}

.faq-answer {
    padding-top: 15px;
    color: var(--gray);
    line-height: 1.7;
}

/* Contact Section */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info h3 {
    color: var(--primary-blue);
    margin-bottom: 20px;
}

.contact-info p {
    margin-bottom: 15px;
    color: var(--gray);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

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

.contact-form {
    background: var(--white);
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 5px 30px rgba(0,0,0,0.08);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--dark);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #eee;
    border-radius: 5px;
    font-size: 16px;
    font-family: inherit;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-blue);
}

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

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    padding: 80px 0;
    text-align: center;
    color: var(--white);
}

.cta-section h2 {
    color: var(--white);
    margin-bottom: 20px;
}

.cta-section p {
    margin-bottom: 30px;
    opacity: 0.9;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

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

.cta-section .btn:hover {
    background: var(--pale-blue);
}

/* Footer */
.footer {
    background: var(--dark);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand p {
    color: rgba(255,255,255,0.7);
    margin-top: 15px;
    font-size: 14px;
}

.footer h4 {
    margin-bottom: 20px;
    font-size: 16px;
}

.footer-links a {
    display: block;
    color: rgba(255,255,255,0.7);
    margin-bottom: 10px;
    font-size: 14px;
    transition: color 0.3s;
}

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

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 30px;
    text-align: center;
    font-size: 14px;
    color: rgba(255,255,255,0.6);
}

/* Page Header */
.page-header {
    padding: 140px 0 60px;
    background: linear-gradient(180deg, var(--pale-blue) 0%, var(--white) 100%);
    text-align: center;
}

.page-header h1 {
    color: var(--primary-blue);
    margin-bottom: 15px;
}

.page-header p {
    color: var(--gray);
    max-width: 600px;
    margin: 0 auto;
}

/* About Page Specific */
.mission-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.mission-content h2 {
    color: var(--primary-blue);
    margin-bottom: 20px;
}

.mission-content p {
    color: var(--gray);
    margin-bottom: 20px;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.value-card {
    text-align: center;
    padding: 30px;
}

.value-card h4 {
    color: var(--primary-blue);
    margin: 15px 0 10px;
}

.value-card p {
    color: var(--gray);
    font-size: 14px;
}

/* Services Page Specific */
.service-detail {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    padding: 60px 0;
    border-bottom: 1px solid #eee;
}

.service-detail:nth-child(even) {
    direction: rtl;
}

.service-detail:nth-child(even) > * {
    direction: ltr;
}

.service-detail h3 {
    color: var(--primary-blue);
    margin-bottom: 15px;
}

.service-detail p {
    color: var(--gray);
    margin-bottom: 15px;
}

.service-detail ul {
    list-style: none;
    margin-top: 20px;
}

.service-detail ul li {
    padding: 8px 0;
    padding-left: 25px;
    position: relative;
    color: var(--gray);
}

.service-detail ul li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--secondary-blue);
    font-weight: 700;
}

/* Responsive */
@media (max-width: 992px) {
    .hero .container,
    .mission-section,
    .service-detail,
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
    }
    
    .nav {
        display: none;
    }
    
    h1 { font-size: 36px; }
    h2 { font-size: 28px; }
}

@media (max-width: 768px) {
    .process-steps {
        flex-direction: column;
    }
    
    .process-step::after {
        display: none;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .values-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }
}