@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@300;400;500;600;700;800;900&display=swap');

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

:root {
    --primary-orange: #ff6b35;
    --secondary-orange: #ff8c42;
    --accent-orange: #ffa552;
    --light-orange: #ffb872;
    --pale-orange: #ffd4a3;
    --dark-bg: #0a0a0f;
    --darker-bg: #050507;
    --card-bg: rgba(255, 107, 53, 0.03);
    --card-hover: rgba(255, 107, 53, 0.08);
    --text-primary: #ffffff;
    --text-secondary: #a8a8b8;
    --border-color: rgba(255, 107, 53, 0.15);
    --primary-gradient: linear-gradient(135deg, #ff6b35 0%, #ff8c42 100%);
    --secondary-gradient: linear-gradient(135deg, #ff8c42 0%, #ffa552 100%);
    --glow-orange: 0 0 40px rgba(255, 107, 53, 0.4);
}

body {
    font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--dark-bg);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Animated Background */
.bg-wrapper {
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: -1;
    background: radial-gradient(ellipse at top, rgba(255, 107, 53, 0.05) 0%, transparent 50%),
                radial-gradient(ellipse at bottom, rgba(255, 140, 66, 0.03) 0%, transparent 50%),
                var(--dark-bg);
}

.floating-orbs {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.orb {
    position: absolute;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 107, 53, 0.3), transparent);
    filter: blur(40px);
    animation: float 20s infinite ease-in-out;
}

.orb1 {
    width: 300px;
    height: 300px;
    top: -150px;
    left: -150px;
    animation-delay: 0s;
}

.orb2 {
    width: 200px;
    height: 200px;
    bottom: -100px;
    right: -100px;
    animation-delay: 5s;
}

.orb3 {
    width: 250px;
    height: 250px;
    top: 50%;
    left: 50%;
    animation-delay: 10s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(100px, -100px) scale(1.1); }
    66% { transform: translate(-100px, 100px) scale(0.9); }
}

/* Navigation */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-color);
    transition: all 0.3s;
}

nav.scrolled {
    padding: 0.5rem 0;
    background: rgba(10, 10, 15, 0.98);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 0.9rem;
    font-weight: 700;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1.2;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

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

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s;
    font-weight: 500;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-gradient);
    transition: width 0.3s;
}

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

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

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

.nav-generate-btn {
    padding: 0.6rem 1.5rem;
    background: var(--primary-gradient);
    color: white !important;
    border-radius: 25px;
    font-weight: 600;
    transition: all 0.3s;
    text-decoration: none;
}

.nav-generate-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(255, 107, 53, 0.3);
}

.nav-generate-btn::after {
    display: none;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 6rem 2rem 4rem;
    position: relative;
}

.hero-content {
    max-width: 1200px;
    text-align: center;
    z-index: 1;
}

.hero-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(255, 107, 53, 0.1);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    color: var(--primary-orange);
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 2rem;
    animation: fadeInUp 0.6s ease;
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    font-weight: 900;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #fff 0%, var(--light-orange) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: fadeInUp 0.8s ease;
    line-height: 1.2;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    animation: fadeInUp 0.8s ease 0.2s both;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.8;
}

.cta-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.btn {
    padding: 1rem 2.5rem;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    position: relative;
    overflow: hidden;
    font-size: 1rem;
}

.btn-primary {
    background: var(--primary-gradient);
    color: white;
    box-shadow: 0 10px 30px rgba(255, 107, 53, 0.3);
}

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

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

.btn-secondary:hover {
    background: var(--card-bg);
    border-color: var(--primary-orange);
    color: var(--primary-orange);
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
}

/* Section Title */
.section-title {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: 1rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-title p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* How It Works Section */
.how-it-works {
    padding: 5rem 2rem;
    background: rgba(255, 107, 53, 0.02);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.step-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    position: relative;
    transition: all 0.3s;
}

.step-card:hover {
    transform: translateY(-5px);
    background: var(--card-hover);
    border-color: var(--primary-orange);
}

.step-number {
    width: 50px;
    height: 50px;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    font-weight: 700;
    margin: 0 auto 1.5rem;
    color: white;
}

.step-card h3 {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

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

/* Features Section */
.features {
    padding: 5rem 2rem;
}

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

.feature-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 2.5rem;
    position: relative;
    overflow: hidden;
    transition: all 0.3s;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--primary-gradient);
    transform: translateX(-100%);
    transition: transform 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
    background: var(--card-hover);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.feature-card:hover::before {
    transform: translateX(0);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-gradient);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    font-size: 1.8rem;
}

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    font-weight: 700;
    color: var(--text-primary);
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* Gallery Section */
.gallery {
    padding: 5rem 2rem;
    background: rgba(255, 107, 53, 0.02);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 3rem;
}

.gallery-item {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    aspect-ratio: 1;
    transition: all 0.3s;
    cursor: pointer;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.gallery-item:hover {
    transform: scale(1.05);
    box-shadow: var(--glow-orange);
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    padding: 1.5rem 1rem 1rem;
    opacity: 0;
    transition: opacity 0.3s;
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-label {
    color: white;
    font-weight: 600;
    font-size: 1rem;
    text-align: center;
}

/* Use Cases Section */
.use-cases {
    padding: 5rem 2rem;
}

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

.use-case-card {
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.05), rgba(255, 140, 66, 0.03));
    border: 1px solid var(--border-color);
    border-radius: 15px;
    padding: 2rem;
    transition: all 0.3s;
}

.use-case-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-orange);
    box-shadow: 0 10px 30px rgba(255, 107, 53, 0.1);
}

.use-case-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.use-case-card h3 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.use-case-card ul {
    list-style: none;
    color: var(--text-secondary);
}

.use-case-card li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.use-case-card li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary-orange);
}

/* Models Section */
.models {
    padding: 5rem 2rem;
    background: rgba(255, 107, 53, 0.02);
}

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

.model-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.model-card::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: radial-gradient(circle, rgba(255, 107, 53, 0.2), transparent);
    transition: all 0.5s;
    transform: translate(-50%, -50%);
}

.model-card:hover::after {
    width: 300px;
    height: 300px;
}

.model-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-orange);
}

.model-logo {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: white;
    background: var(--primary-gradient);
    width: 80px;
    height: 80px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.model-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.model-card p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.model-features {
    list-style: none;
    text-align: left;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.model-features li {
    padding: 0.3rem 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.model-features li::before {
    content: '✓';
    color: var(--primary-orange);
    font-weight: bold;
}

/* FAQ Section */
.faq {
    padding: 5rem 2rem;
}

.faq-container {
    max-width: 900px;
    margin: 0 auto;
}

.faq-grid {
    display: grid;
    gap: 1rem;
    margin-top: 3rem;
}

.faq-item {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 15px;
    overflow: hidden;
    transition: all 0.3s;
}

.faq-item:hover {
    border-color: var(--primary-orange);
}

.faq-question {
    padding: 1.5rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.3s;
}

.faq-question:hover {
    background: var(--card-hover);
}

.faq-question h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.faq-arrow {
    color: var(--primary-orange);
    transition: transform 0.3s;
    font-size: 1.2rem;
}

.faq-item.active .faq-arrow {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer-content {
    padding: 0 1.5rem 1.5rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* Stats Section */
.stats {
    padding: 5rem 2rem;
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.05), transparent);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.stat-card {
    text-align: center;
}

.stat-number {
    font-size: 3rem;
    font-weight: 900;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-top: 0.5rem;
}

/* CTA Section */
.cta-section {
    padding: 5rem 2rem;
    text-align: center;
    background: radial-gradient(circle at center, rgba(255, 107, 53, 0.1), transparent);
}

.cta-content {
    max-width: 800px;
    margin: 0 auto;
}

.cta-section h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: 1rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.cta-section p {
    color: var(--text-secondary);
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

/* Footer */
footer {
    padding: 4rem 2rem 2rem;
    background: var(--darker-bg);
    border-top: 1px solid var(--border-color);
}

.footer-main {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-brand h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--primary-orange);
    font-weight: 700;
}

.footer-brand p {
    color: var(--text-secondary);
    line-height: 1.8;
    max-width: 600px;
}

.footer-links-section {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
}

.footer-column h4 {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-weight: 600;
}

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

.footer-column li {
    margin-bottom: 0.8rem;
}

.footer-column a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s;
    font-size: 0.95rem;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 1024px) {
    .nav-links-hide-mobile {
        display: none !important;
    }
    
    .nav-links {
        gap: 0;
        justify-content: flex-end;
    }
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .features-grid,
    .gallery-grid,
    .use-cases-grid,
    .models-grid {
        grid-template-columns: 1fr;
    }
    
    .steps-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-main {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-links-section {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeIn 0.6s ease forwards;
}

@keyframes fadeIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}