/* Base Styles */
:root {
    --primary: #9c27b0;
    --primary-light: #ba68c8;
    --primary-dark: #7b1fa2;
    --secondary: #2979ff;
    --text: #e0e0e0;
    --text-secondary: #b0b0b0;
    --bg: #121212;
    --bg-light: #1e1e1e;
    --bg-lighter: #2a2a2a;
    --success: #4caf50;
    --warning: #ff9800;
    --error: #f44336;
    --border-radius: 8px;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

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

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

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

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    text-align: center;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
}

.section-title.animate {
    opacity: 1;
    transform: translateY(0);
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: 50px;
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
    transition-delay: 0.1s;
}

.section-subtitle.animate {
    opacity: 1;
    transform: translateY(0);
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: var(--border-radius);
    font-weight: 500;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-size: 1rem;
    text-align: center;
}

.btn-primary {
    background-color: var(--primary);
    color: white;
    position: relative;
    overflow: hidden;
}

.btn-primary:hover {
    background-color: var(--primary-light);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(156, 39, 176, 0.3);
}

.btn-primary::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.3) 0%, rgba(255,255,255,0) 70%);
    transform: scale(0);
    transition: var(--transition);
}

.btn-primary:hover::after {
    transform: scale(1);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text);
    border: 1px solid var(--text-secondary);
}

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

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    text-decoration: none;
    color: var(--text);
}

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

/* Header Styles */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(18, 18, 18, 0.9);
    backdrop-filter: blur(10px);
    padding: 20px 0;
    transition: var(--transition);
}

.header.scrolled {
    padding: 15px 0;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.nav-list {
    display: flex;
    list-style: none;
    align-items: center;
}

.nav-link {
    color: var(--text);
    text-decoration: none;
    margin-left: 30px;
    font-weight: 500;
    position: relative;
    transition: var(--transition);
}

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

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

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--primary);
}

.hamburger {
    display: none;
    cursor: pointer;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
}

.hamburger .bar {
    height: 3px;
    width: 100%;
    background-color: var(--text);
    border-radius: 3px;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    padding: 180px 0 100px;
    background: radial-gradient(circle at 70% 30%, var(--primary-dark), transparent 50%),
                radial-gradient(circle at 30% 70%, var(--secondary), transparent 50%),
                var(--bg);
    background-blend-mode: overlay;
}

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

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
}

.hero-title.animate {
    opacity: 1;
    transform: translateY(0);
}

.hero-title span {
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
    transition-delay: 0.1s;
}

.hero-subtitle.animate {
    opacity: 1;
    transform: translateY(0);
}

.cta-buttons {
    display: flex;
    gap: 20px;
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
    transition-delay: 0.2s;
}

.cta-buttons.animate {
    opacity: 1;
    transform: translateY(0);
}

.hero-illustration {
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 45%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.ai-icon {
    font-size: 10rem;
    color: var(--primary);
    position: relative;
    z-index: 2;
    animation: float 6s ease-in-out infinite;
}

.particles {
    position: absolute;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.particle {
    position: absolute;
    background-color: var(--primary-light);
    border-radius: 50%;
    opacity: 0.5;
    animation: particles 15s linear infinite;
}

.particle:nth-child(1) {
    width: 20px;
    height: 20px;
    top: 20%;
    left: 30%;
    animation-delay: 0s;
}

.particle:nth-child(2) {
    width: 15px;
    height: 15px;
    top: 60%;
    left: 20%;
    animation-delay: 2s;
}

.particle:nth-child(3) {
    width: 25px;
    height: 25px;
    top: 40%;
    left: 70%;
    animation-delay: 4s;
}

.particle:nth-child(4) {
    width: 10px;
    height: 10px;
    top: 80%;
    left: 50%;
    animation-delay: 6s;
}

.particle:nth-child(5) {
    width: 30px;
    height: 30px;
    top: 30%;
    left: 60%;
    animation-delay: 8s;
}

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

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.feature-card {
    background-color: var(--bg-lighter);
    padding: 30px;
    border-radius: var(--border-radius);
    transition: var(--transition);
    opacity: 0;
    transform: translateY(20px);
}

.feature-card.animate {
    opacity: 1;
    transform: translateY(0);
}

.feature-card:nth-child(1) {
    transition-delay: 0.1s;
}

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

.feature-card:nth-child(3) {
    transition-delay: 0.3s;
}

.feature-card:nth-child(4) {
    transition-delay: 0.4s;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

.feature-icon {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: white;
}

.feature-card p {
    color: var(--text-secondary);
}

/* Use Cases Section */
.use-cases-container {
    display: flex;
    flex-direction: column;
    gap: 30px;
    margin-top: 50px;
}

.use-case {
    display: flex;
    background-color: var(--bg-lighter);
    border-radius: var(--border-radius);
    overflow: hidden;
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
}

.use-case.animate {
    opacity: 1;
    transform: translateY(0);
}

.use-case:nth-child(1) {
    transition-delay: 0.1s;
}

.use-case:nth-child(2) {
    transition-delay: 0.2s;
}

.use-case:nth-child(3) {
    transition-delay: 0.3s;
}

.use-case-icon {
    width: 80px;
    background-color: var(--primary-dark);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2rem;
    color: white;
}

.use-case-content {
    padding: 30px;
    flex: 1;
}

.use-case h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: white;
}

.use-case p {
    color: var(--text-secondary);
}

/* AI Demo Section */
.demo-container {
    background-color: var(--bg-lighter);
    border-radius: var(--border-radius);
    padding: 40px;
    margin-top: 50px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
}

.demo-container.animate {
    opacity: 1;
    transform: translateY(0);
}

.input-container {
    display: flex;
    gap: 15px;
    margin-bottom: 30px;
}

.demo-input {
    flex: 1;
    padding: 15px 20px;
    border-radius: var(--border-radius);
    border: none;
    background-color: var(--bg-light);
    color: var(--text);
    font-size: 1rem;
    transition: var(--transition);
}

.demo-input:focus {
    outline: none;
    box-shadow: 0 0 0 2px var(--primary);
}

.output-container {
    background-color: var(--bg-light);
    border-radius: var(--border-radius);
    overflow: hidden;
}

.output-header {
    background-color: var(--bg-lighter);
    padding: 10px 20px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.output-dots {
    display: flex;
    gap: 8px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dot.red {
    background-color: var(--error);
}

.dot.yellow {
    background-color: var(--warning);
}

.dot.green {
    background-color: var(--success);
}

.output-title {
    font-weight: 500;
}

.output-content {
    padding: 30px;
    min-height: 200px;
}

.placeholder {
    color: var(--text-secondary);
    font-style: italic;
}

.typing {
    border-right: 2px solid var(--primary);
    animation: blink 1s step-end infinite;
}

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

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.testimonial-card {
    background-color: var(--bg-lighter);
    padding: 30px;
    border-radius: var(--border-radius);
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
}

.testimonial-card.animate {
    opacity: 1;
    transform: translateY(0);
}

.testimonial-card:nth-child(1) {
    transition-delay: 0.1s;
}

.testimonial-card:nth-child(2) {
    transition-delay: 0.2s;
}

.testimonial-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 20px;
}

.user-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    overflow: hidden;
}

.user-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.user-info h4 {
    font-size: 1.2rem;
    margin-bottom: 5px;
}

.user-info p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.testimonial-content p {
    margin-bottom: 15px;
    font-style: italic;
}

.rating {
    color: var(--warning);
}

/* Footer */
.footer {
    background-color: var(--bg-lighter);
    padding: 80px 0 0;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 60px;
}

.footer-brand p {
    margin: 20px 0;
    color: var(--text-secondary);
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    color: var(--text-secondary);
    font-size: 1.2rem;
    transition: var(--transition);
}

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

.footer-links h4, .footer-contact h4 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    color: white;
}

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

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

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

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

.footer-contact li {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
    color: var(--text-secondary);
}

.footer-contact i {
    color: var(--primary);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 20px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.legal-links {
    display: flex;
    gap: 20px;
}

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

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

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

@keyframes particles {
    0% {
        transform: translate(0, 0);
        opacity: 0;
    }
    10% {
        opacity: 0.5;
    }
    100% {
        transform: translate(var(--random-x), var(--random-y));
        opacity: 0;
    }
}

@keyframes blink {
    from, to {
        border-color: transparent;
    }
    50% {
        border-color: var(--primary);
    }
}

/* Responsive Styles */
@media (max-width: 992px) {
    .hero-illustration {
        position: relative;
        width: 100%;
        height: 300px;
        transform: none;
        margin-top: 50px;
    }
    
    .hero-content {
        max-width: 100%;
        text-align: center;
    }
    
    .cta-buttons {
        justify-content: center;
    }
    
    .use-case {
        flex-direction: column;
    }
    
    .use-case-icon {
        width: 100%;
        height: 80px;
    }
}

@media (max-width: 768px) {
    .nav-list {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background-color: var(--bg-light);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 30px;
        transition: var(--transition);
    }
    
    .nav-list.active {
        left: 0;
    }
    
    .nav-link {
        margin-left: 0;
        font-size: 1.5rem;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hamburger.active .bar:nth-child(1) {
        transform: translateY(9px) rotate(45deg);
    }
    
    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-9px) rotate(-45deg);
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    section {
        padding: 70px 0;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        gap: 15px;
    }
    
    .btn {
        width: 100%;
    }
    
    .input-container {
        flex-direction: column;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .legal-links {
        justify-content: center;
    }
}