/* Global Styles */
:root {
    --primary: #00b894;
    --secondary: #0984e3;
    --accent: #00cec9;
    --dark: #2d3436;
    --light: #f5f5f5;
    --text: #2d3436;
    --text-light: #636e72;
    --bg-color: #ffffff;
    --card-bg: #f5f5f5;
    --gradient: linear-gradient(135deg, var(--primary), var(--secondary));
    --shadow: 0 10px 30px rgba(0, 184, 148, 0.1);
    --border-radius: 10px;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

.noise-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)' opacity='0.05'/%3E%3C/svg%3E");
    opacity: 0.5;
    z-index: -1;
    pointer-events: none;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

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

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

ul {
    list-style: none;
}

h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 20px;
}

h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 40px;
    position: relative;
}

h2 span {
    color: var(--primary);
}

p {
    margin-bottom: 20px;
    color: var(--text-light);
}

section {
    padding: 100px 0;
    position: relative;
}

section:nth-child(even) {
    background-color: #f9f9f9;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 30px;
    font-weight: 600;
    transition: var(--transition);
    cursor: pointer;
    text-align: center;
}

.btn-primary {
    background: var(--gradient);
    color: white;
    border: none;
    box-shadow: 0 4px 15px rgba(0, 184, 148, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 184, 148, 0.4);
    color: white;
}

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

.btn-outline:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-3px);
}

.btn-large {
    padding: 15px 40px;
    font-size: 1.1rem;
}

/* Header */
header {
    background-color: white;
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

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

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

.logo-icon {
    width: 40px;
    height: 40px;
    margin-right: 10px;
}

.logo h1 {
    font-size: 1.5rem;
    margin-bottom: 0;
}

.logo h1 span {
    font-weight: 300;
    color: var(--primary);
}

.nav-menu {
    display: flex;
    align-items: center;
}

.nav-menu li {
    margin-left: 30px;
}

.nav-menu li a {
    color: var(--text);
    font-weight: 500;
    position: relative;
    padding: 5px 0;
}

.nav-menu li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient);
    transition: var(--transition);
}

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

.nav-menu li a:hover::after {
    width: 100%;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    width: 30px;
    height: 30px;
    position: relative;
    z-index: 101;
}

.hamburger {
    width: 30px;
    height: 3px;
    background-color: var(--primary);
    position: relative;
    transition: var(--transition);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 30px;
    height: 3px;
    background-color: var(--primary);
    transition: var(--transition);
}

.hamburger::before {
    top: -10px;
}

.hamburger::after {
    top: 10px;
}

.menu-toggle.active .hamburger {
    background-color: transparent;
}

.menu-toggle.active .hamburger::before {
    transform: rotate(45deg) translate(7px, 7px);
}

.menu-toggle.active .hamburger::after {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, rgba(0, 184, 148, 0.1), rgba(9, 132, 227, 0.1));
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 40px;
}

.hero-content h2 {
    font-size: 3.5rem;
    text-align: left;
    line-height: 1.2;
    margin-bottom: 30px;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 40px;
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image {
    width: 100%;
    max-width: 500px;
    filter: drop-shadow(0px 10px 20px rgba(0, 184, 148, 0.3));
}

/* Features Section */
.features {
    background-color: #f9f9f9;
    position: relative;
    overflow: hidden;
}

.features::before {
    content: '';
    position: absolute;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(0, 184, 148, 0.05), rgba(9, 132, 227, 0.05));
    top: -150px;
    right: -150px;
    z-index: 0;
}

.features::after {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(9, 132, 227, 0.05), rgba(0, 184, 148, 0.05));
    bottom: -200px;
    left: -200px;
    z-index: 0;
}

.feature-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    position: relative;
    z-index: 1;
}

.feature-card {
    background-color: white;
    border-radius: var(--border-radius);
    padding: 40px 30px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 184, 148, 0.15);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
}

/* Models Section */
.models {
    padding: 120px 0;
    background-color: white;
}

.model-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.model-card {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 40px 30px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.model-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: var(--gradient);
}

.model-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 184, 148, 0.15);
}

.model-avatar {
    width: 120px;
    height: 120px;
    margin: 0 auto 20px;
}

.model-card h3 {
    font-size: 1.8rem;
    margin-bottom: 5px;
}

.model-type {
    color: var(--text-light);
    margin-bottom: 20px;
    font-style: italic;
}

.model-tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    margin-bottom: 25px;
    gap: 10px;
}

.model-tags span {
    background-color: rgba(0, 184, 148, 0.1);
    color: var(--primary);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
}

/* Experience Section */
.experience {
    background-color: #f9f9f9;
    position: relative;
    overflow: hidden;
}

.experience-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 60px;
}

.experience-text .highlight {
    font-size: 1.3rem;
    color: var(--text);
    margin-bottom: 30px;
    font-weight: 500;
}

.experience-list {
    margin-bottom: 40px;
}

.experience-list li {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.check-icon {
    width: 24px;
    height: 24px;
    margin-right: 15px;
    flex-shrink: 0;
}

.experience-visual {
    display: flex;
    justify-content: center;
}

.chat-simulation {
    background-color: white;
    border-radius: var(--border-radius);
    width: 100%;
    max-width: 400px;
    box-shadow: 0 15px 40px rgba(0, 184, 148, 0.15);
    overflow: hidden;
}

.chat-header {
    display: flex;
    align-items: center;
    padding: 15px 20px;
    background: var(--gradient);
    color: white;
}

.chat-avatar {
    width: 40px;
    height: 40px;
    margin-right: 15px;
}

.chat-body {
    padding: 20px;
    height: 350px;
    overflow-y: auto;
}

.message {
    margin-bottom: 15px;
    padding: 12px 15px;
    border-radius: 18px;
    max-width: 80%;
    position: relative;
}

.message.user {
    background-color: #f0f0f0;
    margin-left: auto;
    border-bottom-right-radius: 0;
}

.message.bot {
    background: var(--gradient);
    color: white;
    margin-right: auto;
    border-bottom-left-radius: 0;
}

/* Pricing Section */
.pricing {
    background-color: white;
    padding: 120px 0;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.pricing-card {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 40px 30px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.pricing-card.featured {
    background-color: white;
    box-shadow: 0 15px 40px rgba(0, 184, 148, 0.15);
    border: 2px solid var(--primary);
}

.pricing-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--gradient);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

.pricing-header {
    margin-bottom: 30px;
}

.pricing-header h3 {
    font-size: 1.8rem;
    margin-bottom: 15px;
}

.price {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 20px;
}

.currency, .period {
    font-size: 1rem;
    color: var(--text-light);
    font-weight: 400;
}

.pricing-features {
    margin-bottom: 30px;
    text-align: left;
}

.pricing-features li {
    margin-bottom: 12px;
    padding-left: 25px;
    position: relative;
}

.pricing-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: bold;
}

.pricing-card:hover {
    transform: translateY(-10px);
}

/* CTA Section */
.cta {
    background: linear-gradient(135deg, rgba(0, 184, 148, 0.1), rgba(9, 132, 227, 0.1));
    padding: 80px 0;
    text-align: center;
}

.cta h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.cta p {
    max-width: 700px;
    margin: 0 auto 40px;
    font-size: 1.2rem;
}

/* Footer */
footer {
    background-color: var(--dark);
    color: white;
    padding: 80px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr repeat(3, 1fr);
    gap: 40px;
    margin-bottom: 60px;
}

.footer-brand {
    margin-right: 40px;
}

.footer-logo {
    width: 40px;
    height: 40px;
    margin-bottom: 15px;
}

.footer-brand p {
    color: white;
    font-weight: 600;
    font-size: 1.2rem;
    margin-bottom: 10px;
}

.footer-brand .tagline {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    font-weight: normal;
}

.footer-links h4 {
    color: white;
    font-size: 1.1rem;
    margin-bottom: 25px;
    position: relative;
}

.footer-links h4::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--primary);
}

.footer-links ul li {
    margin-bottom: 15px;
}

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

.footer-links ul li a:hover {
    color: var(--primary);
    padding-left: 5px;
}

.footer-newsletter h4 {
    color: white;
    font-size: 1.1rem;
    margin-bottom: 25px;
    position: relative;
}

.footer-newsletter h4::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--primary);
}

.footer-newsletter p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 20px;
}

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

.footer-bottom p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
    margin-bottom: 0;
}

/* Responsive Design */
@media (max-width: 992px) {
    .hero-grid,
    .experience-content {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .hero-content {
        text-align: center;
        order: 2;
    }
    
    .hero-content h2 {
        text-align: center;
        font-size: 2.8rem;
    }
    
    .hero-visual {
        order: 1;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    h2 {
        font-size: 2rem;
    }
    
    section {
        padding: 70px 0;
    }
    
    .menu-toggle {
        display: block;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background-color: white;
        flex-direction: column;
        justify-content: center;
        transition: right 0.3s ease;
        box-shadow: -5px 0 20px rgba(0, 0, 0, 0.1);
        z-index: 100;
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-menu li {
        margin: 20px 0;
    }
    
    .hero-content h2 {
        font-size: 2.2rem;
    }
}

@media (max-width: 576px) {
    h2 {
        font-size: 1.8rem;
    }
    
    .hero-content h2 {
        font-size: 2rem;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
    }
}
