:root {
    --bg-color: #050505;
    --bg-alt-color: #0a0a0a;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --accent-color: #E2E8F0;
    /* Off-white for accents */
    --accent-glow: rgba(255, 255, 255, 0.1);
    --nav-height: 80px;
    --container-width: 1100px;
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Outfit', sans-serif;
    --nav-bg: rgba(5, 5, 5, 0.8);
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* Typography */
h1,
h2,
h3 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 2rem;
    color: var(--text-primary);
}

h1 {
    font-size: 3.5rem;
    letter-spacing: -0.02em;
    background: linear-gradient(180deg, #FFFFFF 0%, #A0A0A0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

h2 {
    font-size: 2.2rem;
    letter-spacing: -0.01em;
}

h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

p {
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
    font-size: 1.1rem;
    font-weight: 300;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color 0.3s ease;
}

.text-link {
    color: var(--text-primary);
    text-decoration: underline;
    text-decoration-color: var(--text-secondary);
    text-underline-offset: 4px;
}

.text-link:hover {
    color: #fff;
    text-decoration-color: #fff;
}

/* Layout */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 2rem;
}

/* Header */
.site-header {
    position: fixed;
    top: 0;
    width: 100%;
    height: var(--nav-height);
    background: var(--nav-bg);
    backdrop-filter: blur(10px);
    z-index: 1000;
    display: flex;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.site-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo img {
    height: 32px;
    width: auto;
    display: block;
}

.main-nav ul {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.main-nav a {
    font-size: 0.95rem;
    font-weight: 400;
    color: var(--text-secondary);
}

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

.btn-nav {
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 0.5rem 1.2rem;
    border-radius: 20px;
    transition: all 0.3s ease;
}

.btn-nav:hover {
    border-color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.lubit-contact-email::after {
    content: "info" "\40" "lubit.io";
    color: var(--text-primary);
    cursor: text;
}

/* Hero Section */
.hero-section {
    padding: 160px 0 100px;
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-section .container {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
}

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

.hero-intro {
    max-width: 600px;
    margin: 2rem auto 0;
}

.hero-intro p {
    font-size: 1.25rem;
    color: var(--text-primary);
}

/* Ambient Glow */
.hero-bg-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.03) 0%, rgba(0, 0, 0, 0) 70%);
    pointer-events: none;
    z-index: 1;
}

/* Sections */
.content-section {
    padding: 100px 0;
}

.alt-bg {
    background-color: var(--bg-alt-color);
}

.section-header {
    margin-bottom: 3rem;
    max-width: 800px;
}

.section-body {
    max-width: 800px;
}

.lead {
    font-size: 1.3rem;
    color: var(--text-primary);
    margin-bottom: 2rem;
}

/* Products */
.product-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: 3rem;
    border-radius: 12px;
    margin-left: -3rem;
    margin-right: -3rem;
    width: calc(100% + 6rem);
}

@media (max-width: 768px) {
    .product-card {
        margin-left: 0;
        margin-right: 0;
        width: 100%;
        padding: 1.5rem;
    }
}

.product-highlight {
    color: var(--text-primary);
    font-weight: 500;
}

/* Footer */
.site-footer {
    padding: 3rem 0;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    text-align: center;
    font-size: 0.9rem;
    color: #555;
}

/* Animations */
.fade-in-up {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s ease forwards;
}

.delay-1 {
    animation-delay: 0.2s;
}

.delay-2 {
    animation-delay: 0.4s;
}

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

.fade-in-section {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

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

/* Mobile Responsive */
@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }

    .site-header {
        height: auto;
        padding: 1rem 0;
    }

    .site-header .container {
        flex-direction: column;
        gap: 1rem;
    }

    .main-nav ul {
        flex-wrap: wrap;
        justify-content: center;
        gap: 1rem;
    }

    .hero-section {
        padding-top: 140px;
    }
}