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

:root {
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --accent-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --dark-bg: #0a0e27;
    --darker-bg: #050816;
    --card-bg: rgba(255, 255, 255, 0.05);
    --text-primary: #ffffff;
    --text-secondary: #b4b4c8;
    --accent-purple: #667eea;
    --accent-pink: #f5576c;
    --accent-cyan: #00f2fe;
}

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

html {
    scroll-behavior: smooth;
}

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

/* NAVBAR */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 60px;
    background: rgba(10, 14, 39, 0.95);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.navbar:hover {
    background: rgba(10, 14, 39, 0.98);
}

.logo {
    font-size: 28px;
    font-weight: 800;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
}

.navbar ul {
    display: flex;
    list-style: none;
    gap: 35px;
}

.navbar a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
    transition: all 0.3s ease;
    position: relative;
}

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

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

.navbar a:hover::after {
    width: 100%;
}

/* HERO */
.hero {
    min-height: 100vh;
    background: var(--dark-bg);
    background-image:
        radial-gradient(circle at 20% 50%, rgba(102, 126, 234, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(245, 87, 108, 0.15) 0%, transparent 50%);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 40px 20px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="60" height="60" xmlns="http://www.w3.org/2000/svg"><rect width="1" height="1" fill="rgba(255,255,255,0.03)"/></svg>');
    background-size: 60px 60px;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
}

.hero-badge {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(102, 126, 234, 0.1);
    border: 1px solid rgba(102, 126, 234, 0.3);
    border-radius: 50px;
    color: var(--accent-cyan);
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 30px;
    animation: fadeInUp 0.6s ease;
}

.hero h1 {
    font-size: 72px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 25px;
    background: linear-gradient(135deg, #ffffff 0%, #b4b4c8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 0.6s ease 0.2s both;
}

.hero .subtitle {
    font-size: 22px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    font-weight: 400;
    animation: fadeInUp 0.6s ease 0.4s both;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.6s ease 0.6s both;
}

.btn-primary,
.btn-secondary {
    padding: 16px 40px;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.btn-primary {
    background: var(--primary-gradient);
    color: white;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-3px);
}

/* SECTIONS */
section {
    padding: 100px 60px;
    position: relative;
}

section h2 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
    text-align: center;
}

section .section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: 18px;
    max-width: 600px;
    margin: 0 auto 60px;
}

/* PRODUCTS SECTION */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    margin-top: 60px;
    max-width: 1400px;
    margin-left: auto;
    margin-right: auto;
}

.product-card {
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 35px;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--primary-gradient);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.product-card:hover::before {
    transform: scaleX(1);
}

.product-card:hover {
    transform: translateY(-10px);
    border-color: rgba(102, 126, 234, 0.3);
    box-shadow: 0 20px 60px rgba(102, 126, 234, 0.2);
}

.product-icon {
    font-size: 48px;
    margin-bottom: 20px;
    display: block;
}

.product-card h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.product-card p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.7;
}

.product-features {
    list-style: none;
    margin-bottom: 25px;
}

.product-features li {
    color: var(--text-secondary);
    padding: 8px 0;
    font-size: 14px;
}

.product-features li::before {
    content: '✓';
    color: var(--accent-cyan);
    font-weight: bold;
    margin-right: 10px;
}

.product-price {
    font-size: 14px;
    color: var(--accent-cyan);
    font-weight: 600;
    margin-bottom: 20px;
}

.btn-product {
    width: 100%;
    padding: 12px;
    background: rgba(102, 126, 234, 0.1);
    border: 1px solid rgba(102, 126, 234, 0.3);
    border-radius: 10px;
    color: var(--text-primary);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-product:hover {
    background: var(--primary-gradient);
    border-color: transparent;
}

/* FEATURES SECTION */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 60px auto 0;
}

.feature-card {
    text-align: center;
    padding: 30px;
}

.feature-icon {
    font-size: 56px;
    margin-bottom: 20px;
    display: block;
}

.feature-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 15px;
}

/* PROFILE SECTION */
.profile-section {
    background: var(--darker-bg);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.profile-container {
    max-width: 1100px;
    margin: auto;
    display: flex;
    gap: 60px;
    align-items: center;
    flex-wrap: wrap;
    justify-content: center;
}

.profile-img {
    width: 280px;
    height: 480px;
    object-fit: cover;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    border: 3px solid rgba(102, 126, 234, 0.3);
    transition: all 0.3s ease;
}

.profile-img:hover {
    transform: scale(1.05);
    box-shadow: 0 25px 70px rgba(102, 126, 234, 0.4);
}

.profile-info {
    max-width: 600px;
    text-align: left;
}

.profile-info h2 {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 10px;
    text-align: left;
}

.profile-info .role {
    font-size: 18px;
    color: var(--accent-cyan);
    font-weight: 600;
    margin-bottom: 10px;
}

.profile-info .expertise {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 25px;
}

.expertise-tag {
    padding: 6px 14px;
    background: rgba(102, 126, 234, 0.1);
    border: 1px solid rgba(102, 126, 234, 0.3);
    border-radius: 20px;
    font-size: 13px;
    color: var(--text-secondary);
}

.profile-info .description {
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 25px;
}

.profile-contact {
    display: flex;
    gap: 15px;
    align-items: center;
}

.contact-email {
    color: var(--accent-cyan);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}

.contact-email:hover {
    color: var(--accent-purple);
}

/* FOOTER */
footer {
    background: var(--darker-bg);
    padding: 40px 60px;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

footer p {
    color: var(--text-secondary);
    font-size: 14px;
}

/* ANIMATIONS */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

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

.fade-in {
    animation: fadeInUp 0.6s ease;
}

/* RESPONSIVE */
@media (max-width: 768px) {
    .navbar {
        padding: 15px 25px;
    }

    .navbar ul {
        gap: 20px;
    }

    .hero h1 {
        font-size: 42px;
    }

    .hero .subtitle {
        font-size: 18px;
    }

    section {
        padding: 60px 25px;
    }

    section h2 {
        font-size: 36px;
    }

    .products-grid {
        grid-template-columns: 1fr;
    }

    .profile-container {
        gap: 30px;
    }

    .profile-info {
        text-align: center;
    }

    .profile-info h2 {
        text-align: center;
    }

    .profile-info .expertise {
        justify-content: center;
    }

    .profile-contact {
        justify-content: center;
    }
}