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

:root {
    --bg-primary: linear-gradient(135deg, #0f0f23 0%, #1a1a3e 50%, #0f172a 100%);
    --bg-secondary: rgba(20, 20, 45, 0.7);
    --bg-tertiary: rgba(30, 30, 60, 0.5);
    --text-primary: #ffffff;
    --text-secondary: #94a3b8;
    --accent: #3b82f6;
    --accent-secondary: #8b5cf6;
    --border-color: rgba(255, 255, 255, 0.1);
    --card-bg: rgba(20, 20, 45, 0.6);
    --nav-bg: rgba(15, 15, 35, 0.9);
}

[data-theme="light"] {
    --bg-primary: #ffffff;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f8fafc;
    --text-primary: #0f172a;
    --text-secondary: #64748b;
    --accent: #2563eb;
    --accent-secondary: #7c3aed;
    --border-color: #e2e8f0;
    --card-bg: #ffffff;
    --nav-bg: rgba(255, 255, 255, 0.95);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-primary);
    background-size: 400% 400%;
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    transition: background 0.5s ease, color 0.3s ease;
    position: relative;
    overflow-x: hidden;
}

.glow-1 {
    position: fixed;
    top: -15%;
    right: -10%;
    width: 50%;
    height: 50%;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.12) 0%, transparent 60%);
    pointer-events: none;
    z-index: -1;
}

.glow-2 {
    position: fixed;
    top: 20%;
    left: -15%;
    width: 40%;
    height: 40%;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.1) 0%, transparent 60%);
    pointer-events: none;
    z-index: -1;
}

.glow-3 {
    position: fixed;
    bottom: -10%;
    right: 10%;
    width: 35%;
    height: 35%;
    background: radial-gradient(circle, rgba(249, 115, 22, 0.08) 0%, transparent 60%);
    pointer-events: none;
    z-index: -1;
}

.glow-4 {
    position: fixed;
    bottom: 10%;
    left: 20%;
    width: 30%;
    height: 30%;
    background: radial-gradient(circle, rgba(236, 72, 153, 0.06) 0%, transparent 60%);
    pointer-events: none;
    z-index: -1;
}

:root {
    animation: gradientShift 15s ease infinite;
}

[data-theme="light"] {
    animation: none;
    background-size: 100% 100%;
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

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

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--nav-bg);
    backdrop-filter: blur(20px);
    padding: 1rem 2rem;
    z-index: 1000;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    transition: background 0.3s ease, border-color 0.3s ease;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: var(--text-primary);
}

.logo-img {
    height: 36px;
    width: auto;
    object-fit: contain;
}

.logo-text {
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

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

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--text-primary);
}

.theme-toggle {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.5rem 0.75rem;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1rem;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.theme-toggle:hover {
    border-color: var(--accent);
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 8rem 2rem 4rem;
    position: relative;
}

.hero {
    position: relative;
    padding: 2rem 0;
    animation: fadeInUp 0.8s ease-out;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.3);
    border-radius: 50px;
    font-size: 0.85rem;
    color: #60a5fa;
    margin-bottom: 1.5rem;
}

.hero-badge::before {
    content: '';
    width: 8px;
    height: 8px;
    background: #22c55e;
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1rem;
    letter-spacing: -1px;
}

.hero h1 .gradient-text {
    background: linear-gradient(90deg, #3b82f6, #8b5cf6, #ec4899);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin-bottom: 2rem;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-secondary) 100%);
    color: #ffffff;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.3);
    color: #ffffff;
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    background-image: none;
}

.btn-outline:hover {
    border-color: var(--accent);
    background: rgba(59, 130, 246, 0.1);
}

.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    padding: 2rem 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    margin: 3rem 0;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

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

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(90deg, #3b82f6, #8b5cf6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

.section-title {
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: 2rem;
    letter-spacing: -0.5px;
}

.section-subtitle {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    max-width: 600px;
}

.about-section {
    padding: 2rem 0;
    animation: fadeInUp 0.8s ease-out 0.3s both;
}

.about-section p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-size: 1rem;
    line-height: 1.8;
}

.about-section a {
    color: var(--accent);
    text-decoration: none;
}

.about-section a:hover {
    text-decoration: underline;
}

.services-section {
    padding: 2rem 0;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

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

.service-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    transition: all 0.3s ease;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.service-card:hover {
    border-color: var(--accent);
    transform: translateY(-4px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.service-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-secondary) 100%);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    color: white;
}

.service-icon svg {
    width: 24px;
    height: 24px;
}

.service-card h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.service-card p {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.products-section {
    padding: 2rem 0;
    animation: fadeInUp 0.8s ease-out 0.5s both;
}

.product-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 1rem;
    transition: all 0.3s ease;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.product-card:hover {
    border-color: var(--accent-secondary);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.product-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.product-card .description {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.product-card .features {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.product-card .feature-tag {
    padding: 0.25rem 0.75rem;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-secondary) 100%);
    border-radius: 20px;
    font-size: 0.75rem;
    color: white;
    border: none;
}

.product-card .link {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    color: var(--accent);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: gap 0.3s ease;
}

.product-card .link:hover {
    gap: 0.5rem;
}

.skills-section {
    padding: 2rem 0;
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

.skills-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.skill-tag {
    padding: 0.5rem 1rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    transition: all 0.3s ease;
}

.skill-tag:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.footer {
    text-align: center;
    padding: 3rem 2rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
    border-top: 1px solid var(--border-color);
}

.footer p {
    margin-bottom: 0.5rem;
}

@media (max-width: 768px) {
    .nav {
        padding: 1rem;
    }

    .logo-img {
        height: 28px;
    }

    .logo-text {
        font-size: 0.95rem;
    }

    .nav-links {
        gap: 1rem;
    }

    .hero h1 {
        font-size: 2.25rem;
    }

    .container {
        padding: 6rem 1.5rem 2rem;
    }

    .stats {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .stat-item {
        text-align: left;
        display: flex;
        align-items: baseline;
        gap: 0.5rem;
    }

    .stat-number {
        font-size: 1.75rem;
    }

    .hero-cta {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }
}