:root {
    --primary: #2b97f0;
    --primary-dark: #1a7bc8;
    --secondary: #ff6b35;
    --bg: #ffffff;
    --text: #1a1a1a;
    --text-muted: #666666;
    --card-bg: #ffffff;
    --border: #e5e5e5;
    --header-bg: #0d1b2a;
    --header-text: #ffffff;
    --accent-gradient: linear-gradient(135deg, #2b97f0 0%, #1a7bc8 100%);
    --border-radius: 8px;
    --shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
}

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

html {
    scroll-behavior: smooth;
}

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

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
}

.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
}

.site-header {
    background: var(--header-bg);
    color: var(--header-text);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.header-top {
    padding: 12px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

.logo {
    font-size: 26px;
    font-weight: 700;
    color: var(--header-text);
    letter-spacing: -0.5px;
}

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

.header-nav {
    display: none;
    gap: 28px;
}

.header-nav a {
    font-size: 14px;
    font-weight: 500;
    opacity: 0.9;
    transition: opacity 0.2s ease;
}

.header-nav a:hover {
    opacity: 1;
    color: var(--primary);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: var(--border-radius);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.25s ease;
    border: none;
}

.btn-primary {
    background: var(--accent-gradient);
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(43, 151, 240, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(43, 151, 240, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--header-text);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
}

.btn-large {
    padding: 16px 36px;
    font-size: 17px;
    border-radius: 10px;
}

.age-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: var(--header-text);
    font-size: 11px;
    font-weight: 700;
    padding: 4px 8px;
    border-radius: 4px;
    margin-left: 10px;
}

.hero {
    background: var(--header-bg);
    color: var(--header-text);
    padding: 70px 0 90px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 50%, rgba(43, 151, 240, 0.12) 0%, transparent 50%),
                radial-gradient(circle at 80% 30%, rgba(255, 107, 53, 0.08) 0%, transparent 40%);
    pointer-events: none;
}

.hero .container {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
}

.hero h1 {
    font-size: 38px;
    font-weight: 700;
    margin-bottom: 18px;
    line-height: 1.15;
}

.hero h1 strong {
    color: var(--primary);
}

.hero-subtitle {
    font-size: 18px;
    opacity: 0.85;
    margin-bottom: 32px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-preview {
    display: block;
    max-width: 900px;
    margin: 40px auto 0;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
    border: 2px solid rgba(255, 255, 255, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hero-preview:hover {
    transform: translateY(-4px) scale(1.01);
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.4);
}

.hero-preview img {
    width: 100%;
    height: auto;
    display: block;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-top: 40px;
    flex-wrap: wrap;
}

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

.hero-stat strong {
    display: block;
    font-size: 28px;
    font-weight: 700;
    color: var(--primary);
}

.hero-stat span {
    font-size: 13px;
    opacity: 0.75;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.section {
    padding: 70px 0;
}

.section-alt {
    background: #f8f9fa;
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-header h2 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 12px;
}

.section-header p {
    color: var(--text-muted);
    font-size: 17px;
    max-width: 650px;
    margin: 0 auto;
}

.models-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.model-card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    cursor: pointer;
    border: 1px solid var(--border);
}

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

.model-media {
    position: relative;
    aspect-ratio: 4 / 5;
    overflow: hidden;
    background: #f0f0f0;
}

.model-media img,
.model-media video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.model-card:hover .model-media img,
.model-card:hover .model-media video {
    transform: scale(1.05);
}

.model-status {
    position: absolute;
    top: 10px;
    left: 10px;
    background: rgba(0, 0, 0, 0.7);
    color: #fff;
    font-size: 11px;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: 20px;
    text-transform: uppercase;
}

.model-status.live {
    background: #22c55e;
}

.model-status.private {
    background: var(--secondary);
}

.model-info {
    padding: 14px;
}

.model-info h3 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 4px;
}

.model-info p {
    font-size: 13px;
    color: var(--text-muted);
}

.model-badge {
    display: inline-block;
    background: var(--accent-gradient);
    color: #fff;
    font-size: 10px;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: 4px;
    margin-top: 8px;
    text-transform: uppercase;
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

.feature-card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 30px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.feature-icon {
    width: 52px;
    height: 52px;
    background: rgba(43, 151, 240, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 18px;
}

.feature-icon svg {
    width: 26px;
    height: 26px;
    fill: var(--primary);
}

.feature-card h3 {
    font-size: 19px;
    font-weight: 700;
    margin-bottom: 10px;
}

.feature-card p {
    font-size: 15px;
    color: var(--text-muted);
    line-height: 1.6;
}

.gallery-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
}

.gallery-item {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    transition: all 0.3s ease;
    cursor: pointer;
}

.gallery-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.gallery-media {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: #f0f0f0;
}

.gallery-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.gallery-item:hover .gallery-media img {
    transform: scale(1.03);
}

.gallery-content {
    padding: 24px;
}

.gallery-content h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 10px;
}

.gallery-content p {
    font-size: 15px;
    color: var(--text-muted);
    line-height: 1.6;
}

.pricing-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
    align-items: stretch;
}

.pricing-card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 32px 24px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
}

.pricing-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.pricing-card.featured {
    border: 2px solid var(--primary);
    box-shadow: 0 8px 24px rgba(43, 151, 240, 0.15);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent-gradient);
    color: #fff;
    font-size: 12px;
    font-weight: 700;
    padding: 6px 16px;
    border-radius: 20px;
    text-transform: uppercase;
}

.pricing-card h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 8px;
}

.pricing-price {
    font-size: 36px;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 20px;
}

.pricing-price span {
    font-size: 15px;
    color: var(--text-muted);
    font-weight: 500;
}

.pricing-features {
    list-style: none;
    margin-bottom: 28px;
}

.pricing-features li {
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
    font-size: 15px;
    color: var(--text-muted);
}

.pricing-features li:last-child {
    border-bottom: none;
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    margin-bottom: 14px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    padding: 20px 24px;
    background: none;
    border: none;
    text-align: left;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text);
}

.faq-question::after {
    content: "+";
    font-size: 22px;
    color: var(--primary);
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question::after {
    transform: rotate(45deg);
}

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

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

.faq-answer p {
    padding: 0 24px 20px;
    color: var(--text-muted);
    font-size: 15px;
    line-height: 1.7;
}

.seo-content {
    max-width: 900px;
    margin: 0 auto;
}

.seo-content h2 {
    font-size: 28px;
    margin-bottom: 20px;
}

.seo-content p {
    font-size: 16px;
    color: var(--text-muted);
    margin-bottom: 18px;
    line-height: 1.8;
}

.site-footer {
    background: var(--header-bg);
    color: rgba(255, 255, 255, 0.7);
    padding: 50px 0 30px;
    font-size: 14px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
    margin-bottom: 30px;
}

@media (min-width: 640px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 900px) {
    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr 1fr;
    }
}

.footer-brand .logo {
    margin-bottom: 12px;
}

.footer-brand p {
    max-width: 320px;
    line-height: 1.6;
}

.footer-links h4 {
    color: #fff;
    font-size: 15px;
    margin-bottom: 14px;
}

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

.footer-links li {
    margin-bottom: 8px;
}

.footer-links a {
    opacity: 0.75;
    transition: opacity 0.2s ease;
}

.footer-links a:hover {
    opacity: 1;
    color: var(--primary);
}

.footer-disclaimer {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 24px;
    text-align: center;
}

.footer-disclaimer p {
    margin-bottom: 10px;
}

.footer-languages {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}

.footer-languages a {
    opacity: 0.75;
}

.footer-languages a:hover {
    opacity: 1;
    color: var(--primary);
}

.fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

@media (min-width: 640px) {
    .models-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 900px) {
    .header-nav {
        display: flex;
    }

    .hero h1 {
        font-size: 52px;
    }

    .hero-subtitle {
        font-size: 20px;
    }

    .models-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .features-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .pricing-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 1100px) {
    .models-grid {
        grid-template-columns: repeat(5, 1fr);
    }
}