/* styles.css - ClinicaBot */

/* Variables CSS */
:root {
    --primary-color: #2563eb;
    --secondary-color: #7c3aed;
    --accent-color: #10b981;
    --text-dark: #1f2937;
    --text-light: #6b7280;
    --bg-light: #f9fafb;
    --bg-white: #ffffff;
    --border-color: #e5e7eb;
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-secondary: linear-gradient(135deg, #2563eb 0%, #7c3aed 100%);
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

/* Reset y estilos base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-white);
}

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

/* Header */
.header {
    background: var(--bg-white);
    box-shadow: var(--shadow-sm);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.navbar {
    padding: 1rem 0;
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo h2 {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--text-dark);
}

.logo .accent {
    color: var(--primary-color);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: color 0.3s;
}

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

.cta-button {
    background: var(--gradient-secondary);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s, box-shadow 0.3s;
}

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

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #667eea10 0%, #764ba210 100%);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 2;
}

.badge {
    display: inline-block;
    background: var(--accent-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.hero h1 {
    font-size: 3rem;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-description {
    font-size: 1.125rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
}

.btn-primary, .btn-secondary {
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s;
    border: 2px solid transparent;
}

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

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

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

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

/* AI Assistant Visual */
.hero-image {
    position: relative;
    z-index: 1;
}

.ai-assistant-visual {
    position: relative;
    animation: float 3s ease-in-out infinite;
    z-index: 1;
}

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

.chat-bubble {
    background: white;
    padding: 1.5rem;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    margin-bottom: 2rem;
    position: relative;
}

.chat-bubble::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50px;
    width: 20px;
    height: 20px;
    background: white;
    transform: rotate(45deg);
}

.phone-mockup {
    width: 280px;
    height: 560px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 40px;
    padding: 10px;
    margin: 0 auto;
    box-shadow: var(--shadow-xl);
}

.phone-screen {
    background: white;
    height: 100%;
    border-radius: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.waveform {
    display: flex;
    align-items: center;
    gap: 5px;
}

.waveform span {
    width: 4px;
    height: 30px;
    background: var(--primary-color);
    border-radius: 2px;
    animation: wave 1.5s infinite;
}

.waveform span:nth-child(2) { animation-delay: 0.1s; height: 40px; }
.waveform span:nth-child(3) { animation-delay: 0.2s; height: 25px; }
.waveform span:nth-child(4) { animation-delay: 0.3s; height: 45px; }
.waveform span:nth-child(5) { animation-delay: 0.4s; height: 35px; }
.waveform span:nth-child(6) { animation-delay: 0.5s; height: 30px; }

@keyframes wave {
    0%, 100% { transform: scaleY(1); }
    50% { transform: scaleY(1.5); }
}

/* How It Works */
.how-it-works {
    padding: 80px 0;
    background: var(--bg-light);
    position: relative;
    z-index: 10;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--text-dark);
}

.section-subtitle {
    text-align: center;
    font-size: 1.125rem;
    color: var(--text-light);
    max-width: 800px;
    margin: 0 auto 2rem;
}

.section-description {
    text-align: center;
    color: var(--text-light);
    max-width: 700px;
    margin: 0 auto 3rem;
    line-height: 1.8;
}

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

.step-card {
    background: white;
    padding: 2rem;
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
}

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

.step-number {
    width: 60px;
    height: 60px;
    background: var(--gradient-secondary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    margin: 0 auto 1.5rem;
}

.step-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.step-card p {
    color: var(--text-light);
    line-height: 1.6;
}

/* Features Section */
.features {
    padding: 80px 0;
    background: white;
    position: relative;
    z-index: 10;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: 15px;
    transition: all 0.3s;
    border: 2px solid transparent;
}

.feature-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.feature-card p {
    color: var(--text-light);
    line-height: 1.6;
}

/* Services Section */
.services {
    padding: 80px 0;
    background: linear-gradient(180deg, #e8f2ff 0%, #f8fbff 100%);
    position: relative;
    z-index: 10;
}

.services .section-title {
    color: #1e40af;
    font-size: 2.5rem;
    line-height: 1.3;
    margin-bottom: 1.5rem;
}

.services .section-description {
    text-align: center;
    color: var(--text-dark);
    max-width: 900px;
    margin: 0 auto 4rem;
    line-height: 1.8;
    font-size: 1.1rem;
}

/* Services Showcase - Main 3 Cards */
.services-showcase {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.service-showcase-card {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    transition: all 0.3s;
    text-align: center;
}

.service-showcase-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.service-showcase-image {
    width: 100%;
    height: 250px;
    overflow: hidden;
    position: relative;
}

.service-showcase-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.service-showcase-card h3 {
    font-size: 1.5rem;
    color: #1e40af;
    margin: 1.5rem 0 1rem;
    font-weight: 700;
}

.service-showcase-card p {
    padding: 0 2rem 2rem;
    color: var(--text-light);
    line-height: 1.7;
    font-size: 1rem;
}

/* Secondary Services Grid */
.services-grid-secondary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.service-card-secondary {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.3s;
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
}

.service-card-secondary:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.12);
}

.service-icon-secondary {
    font-size: 2.5rem;
    flex-shrink: 0;
}

.service-card-secondary h4 {
    font-size: 1.25rem;
    color: #1e40af;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.service-card-secondary p {
    color: var(--text-light);
    line-height: 1.6;
    font-size: 0.95rem;
}

/* Key Features */
.key-features {
    padding: 80px 0;
    background: white;
}

.features-list {
    max-width: 900px;
    margin: 0 auto;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: var(--bg-light);
    border-radius: 10px;
    transition: all 0.3s;
}

.feature-item:hover {
    background: white;
    box-shadow: var(--shadow-md);
    transform: translateX(10px);
}

.check-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    background: var(--accent-color);
    color: white;
    border-radius: 50%;
    margin-right: 1rem;
    flex-shrink: 0;
    font-weight: bold;
}

.feature-item p {
    color: var(--text-dark);
    line-height: 1.6;
}

/* Testimonials Section */
.testimonials {
    padding: 80px 0;
    background: var(--bg-light);
}

.testimonial-card {
    background: white;
    padding: 3rem;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    text-align: center;
    max-width: 300px;
    margin: 2rem auto;
}

.rating {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.rating-number {
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary-color);
}

.stars {
    color: #fbbf24;
    font-size: 1.5rem;
}

.rating-text {
    margin-top: 1rem;
    color: var(--text-light);
    font-weight: 600;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.testimonial {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    position: relative;
}

.testimonial::before {
    content: '"';
    position: absolute;
    top: -10px;
    left: 20px;
    font-size: 4rem;
    color: var(--primary-color);
    opacity: 0.2;
}

.testimonial p {
    color: var(--text-dark);
    line-height: 1.8;
    font-style: italic;
    margin-bottom: 1rem;
}

.testimonial-author {
    color: var(--text-light);
    font-weight: 600;
    text-align: right;
}

/* FAQ Section */
.faq {
    padding: 80px 0;
    background: white;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.faq-item {
    padding: 2rem;
    background: var(--bg-light);
    border-radius: 15px;
    border-left: 4px solid var(--primary-color);
    transition: all 0.3s;
}

.faq-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateX(5px);
}

.faq-item h3 {
    color: var(--text-dark);
    margin-bottom: 1rem;
    font-size: 1.125rem;
}

.faq-item p {
    color: var(--text-light);
    line-height: 1.6;
}

/* Blog Section */
.blog {
    padding: 80px 0;
    background: var(--bg-light);
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.blog-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all 0.3s;
}

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

.blog-image {
    height: 200px;
    background: var(--gradient-secondary);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
}

.blog-image.automation::before { content: '⚙️'; }
.blog-image.followup::before { content: '📞'; }
.blog-image.missed::before { content: '📅'; }

.blog-card h3 {
    padding: 1.5rem 1.5rem 0.5rem;
    font-size: 1.125rem;
    color: var(--text-dark);
    line-height: 1.4;
}

.blog-card p {
    padding: 0 1.5rem;
    color: var(--text-light);
    line-height: 1.6;
}

.read-more {
    display: inline-block;
    padding: 1rem 1.5rem;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
}

.read-more:hover {
    transform: translateX(5px);
}

/* CTA Section */
.cta-section {
    padding: 100px 0;
    background: var(--gradient-secondary);
    color: white;
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-content p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

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

.cta-section .btn-secondary {
    border-color: white;
    color: white;
}

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

/* Footer */
.footer {
    background: var(--text-dark);
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-column h3,
.footer-column h4 {
    margin-bottom: 1rem;
}

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

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

.footer-column a {
    color: #9ca3af;
    text-decoration: none;
    transition: color 0.3s;
}

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

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-links a {
    font-size: 1.5rem;
    transition: transform 0.3s;
}

.social-links a:hover {
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #374151;
    color: #9ca3af;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .cta-button {
        display: none;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .phone-mockup {
        width: 200px;
        height: 400px;
    }
    
    .steps-grid,
    .features-grid,
    .services-showcase,
    .services-grid-secondary,
    .testimonials-grid,
    .faq-grid,
    .blog-grid {
        grid-template-columns: 1fr;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .social-links {
        justify-content: center;
    }
}