/* Base Styles */
:root {
    --primary-color: #FF4A6E;
    --secondary-color: #4A90E2;
    --accent-color: #8A4FFF;
    --text-color: #333333;
    --light-bg: #F9F9F9;
    --dark-bg: #222222;
    --gradient-1: linear-gradient(135deg, #FF4A6E, #8A4FFF);
    --box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
    --border-radius: 8px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Montserrat', 'Roboto', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: #ffffff;
    overflow-x: hidden;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

h1, h2, h3, h4, h5, h6 {
    margin-bottom: 15px;
    font-weight: 700;
    line-height: 1.3;
}

h1 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

h2 {
    font-size: 2rem;
    text-align: center;
    margin-bottom: 40px;
    position: relative;
    padding-bottom: 15px;
}

h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--primary-color);
    border-radius: 2px;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 15px;
}

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

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

section {
    padding: 80px 0;
}

.highlight {
    color: var(--primary-color);
    font-weight: 600;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: #fff;
    box-shadow: var(--box-shadow);
    z-index: 1000;
    padding: 15px 0;
}

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

.logo {
    display: flex;
    align-items: center;
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--primary-color);
}

.logo-svg {
    margin-right: 10px;
}

.nav ul {
    display: flex;
    list-style: none;
}

.nav ul li {
    margin-left: 25px;
}

.nav ul li a {
    color: var(--text-color);
    font-weight: 600;
}

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

.mobile-menu {
    display: none;
}

.hamburger {
    width: 30px;
    height: 20px;
    cursor: pointer;
    position: relative;
}

.hamburger span {
    display: block;
    width: 100%;
    height: 3px;
    background-color: var(--text-color);
    position: absolute;
    transition: var(--transition);
}

.hamburger span:nth-child(1) {
    top: 0;
}

.hamburger span:nth-child(2) {
    top: 50%;
    transform: translateY(-50%);
}

.hamburger span:nth-child(3) {
    bottom: 0;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg);
    top: 50%;
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg);
    bottom: 50%;
}

/* Hero Section */
.hero {
    padding-top: 150px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(249, 249, 249, 0.95) 100%), url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"><rect width="100" height="100" fill="%23f9f9f9"/><path d="M0 0L100 100" stroke="%23efefef" stroke-width="1"/><path d="M100 0L0 100" stroke="%23efefef" stroke-width="1"/></svg>');
    background-size: cover;
}

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

.hero-content {
    flex: 1;
    max-width: 600px;
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.8;
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: flex-end;
    align-items: center;
}

.ai-illustration {
    max-width: 100%;
    height: auto;
}

.cta-button {
    display: inline-block;
    padding: 15px 30px;
    background: var(--gradient-1);
    color: white;
    font-weight: 600;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 5px 15px rgba(255, 74, 110, 0.3);
    transition: var(--transition);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(255, 74, 110, 0.4);
    color: white;
}

/* Features Section */
.features {
    background-color: var(--light-bg);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

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

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

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

/* How It Works Section */
.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.step {
    text-align: center;
    padding: 30px 20px;
    border-radius: var(--border-radius);
    background: white;
    box-shadow: var(--box-shadow);
    position: relative;
}

.step-number {
    width: 40px;
    height: 40px;
    background: var(--gradient-1);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    margin: 0 auto 20px;
}

.cta-center {
    text-align: center;
    margin-top: 40px;
}

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

.faq-item {
    margin-bottom: 20px;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
}

.faq-question {
    background: white;
    padding: 20px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-question h3 {
    margin: 0;
    font-size: 1.1rem;
}

.faq-toggle {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.faq-answer {
    background: #f9f9f9;
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 200px;
    padding: 20px;
}

/* Testimonials Section */
.testimonials {
    background: linear-gradient(135deg, rgba(138, 79, 255, 0.05) 0%, rgba(255, 74, 110, 0.05) 100%);
}

.testimonial-slider {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    gap: 20px;
    padding-bottom: 20px;
    scrollbar-width: none; /* Firefox */
}

.testimonial-slider::-webkit-scrollbar {
    display: none; /* Chrome, Safari, Opera */
}

.testimonial {
    min-width: 300px;
    flex: 1;
    padding: 30px;
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    scroll-snap-align: start;
}

.testimonial-rating {
    color: gold;
    font-size: 1.2rem;
    margin-bottom: 15px;
}

.testimonial-author {
    font-weight: 700;
    font-style: italic;
}

/* CTA Section */
.cta-section {
    text-align: center;
    background: var(--gradient-1);
    color: white;
}

.cta-section h2 {
    color: white;
}

.cta-section h2::after {
    background: white;
}

.cta-section .cta-button {
    background: white;
    color: var(--primary-color);
    box-shadow: 0 5px 15px rgba(255, 255, 255, 0.3);
}

.cta-section .cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(255, 255, 255, 0.4);
}

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

.footer-content {
    display: flex;
    justify-content: space-between;
    margin-bottom: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.footer-brand {
    margin-left: 10px;
}

.footer-brand p:first-child {
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--primary-color);
}

.footer-tagline {
    font-size: 0.9rem;
    opacity: 0.7;
}

.footer-links {
    display: flex;
    gap: 40px;
}

.footer-column h4 {
    color: white;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-column h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background: var(--primary-color);
}

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

.footer-column ul li {
    margin-bottom: 10px;
}

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

.footer-column ul li a:hover {
    color: var(--primary-color);
}

.footer-bottom {
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    font-size: 0.9rem;
    opacity: 0.7;
}

.keywords {
    margin-top: 10px;
    font-size: 0.8rem;
    opacity: 0.5;
}

/* Responsive Design */
@media (max-width: 992px) {
    h1 {
        font-size: 2.2rem;
    }
    
    h2 {
        font-size: 1.8rem;
    }
    
    .hero .container {
        flex-direction: column;
    }
    
    .hero-content {
        max-width: 100%;
        text-align: center;
        margin-bottom: 40px;
    }
    
    .hero-image {
        justify-content: center;
    }
    
    .footer-content {
        flex-direction: column;
    }
    
    .footer-links {
        margin-top: 30px;
    }
}

@media (max-width: 768px) {
    section {
        padding: 60px 0;
    }
    
    .nav {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        background: white;
        box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
        clip-path: circle(0px at 90% -10%);
        transition: all 0.3s ease-in-out;
    }
    
    .nav ul {
        flex-direction: column;
        padding: 20px;
    }
    
    .nav ul li {
        margin: 15px 0;
        text-align: center;
    }
    
    .nav ul.show {
        clip-path: circle(1000px at 90% -10%);
    }
    
    .mobile-menu {
        display: block;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 20px;
    }
}

@media (max-width: 576px) {
    h1 {
        font-size: 1.8rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    .container {
        width: 95%;
        padding: 0 10px;
    }
    
    .hero {
        padding-top: 120px;
    }
    
    .cta-button {
        padding: 12px 25px;
        font-size: 0.9rem;
    }
    
    .steps {
        grid-template-columns: 1fr;
    }
    
    .testimonial {
        min-width: 280px;
        padding: 20px;
    }
}

/* Animation */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.feature-card, .step, .testimonial, .faq-item {
    animation: fadeIn 0.6s ease-out forwards;
}

.feature-card:nth-child(2), .step:nth-child(2) {
    animation-delay: 0.2s;
}

.feature-card:nth-child(3), .step:nth-child(3) {
    animation-delay: 0.4s;
}

.feature-card:nth-child(4), .step:nth-child(4) {
    animation-delay: 0.6s;
}