:root {
    --bg-dark: #050510;
    --primary-purple: #6c2bd9;
    --accent-pink: #d946ef;
    --accent-gold: #fbbf24;
    --text-white: #ffffff;
    --text-gray: #9ca3af;
    --gradient-main: linear-gradient(135deg, #6c2bd9 0%, #d946ef 100%);
}

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
header {
    padding: 20px 0;
    position: absolute;
    width: 100%;
    z-index: 100;
    top: 0;
    left: 0;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 30px;
}

nav a {
    text-decoration: none;
    color: var(--text-white);
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    transition: color 0.3s ease;
}

nav a:hover,
nav a.active {
    color: var(--accent-pink);
}

.social-icons {
    display: flex;
    gap: 15px;
}

.social-icons a {
    color: var(--text-white);
    font-size: 1.1rem;
    transition: color 0.3s;
}

.social-icons a:hover {
    color: var(--accent-pink);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 80px;
    /* Header space */
    /* Gradient Order: Bottom Fade (on top), Text legibility overlay, Image */
    background-image:
        linear-gradient(to bottom, transparent 85%, #050510 100%),
        linear-gradient(to right, rgba(5, 5, 16, 0.9), rgba(5, 5, 16, 0.4)),
        url('assets/hero_lab.png');
    background-size: cover;
    background-position: center;
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
}

.hero-text h1 {
    font-size: 4rem;
    line-height: 1.2;
    margin-bottom: 20px;
    font-weight: 700;
}

.hero-text .highlight {
    background: var(--gradient-main);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    display: block;
}

.subtitle {
    font-size: 1.3rem;
    color: var(--text-gray);
    margin-bottom: 40px;
    font-style: italic;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.btn-primary {
    display: inline-block;
    padding: 15px 40px;
    background: var(--text-white);
    color: var(--bg-dark);
    text-decoration: none;
    font-weight: 700;
    border-radius: 4px;
    text-transform: uppercase;
    font-size: 1rem;
    transition: transform 0.3s, box-shadow 0.3s;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 25px rgba(255, 255, 255, 0.3);
}

/* Float animation removed for static background */

/* About / Innovation Section */
.about {
    padding: 100px 0;
    background-color: #000;
}

.split-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 60px;
}

.split-content.reverse .about-text {
    /* Logic handled by HTML structure order usually, but flex allows reorder */
    /* CSS Grid auto placement is fine if HTML is ordered */
}

.about-text h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.about-text p {
    color: var(--text-gray);
    margin-bottom: 20px;
    font-size: 1.05rem;
}

.about-image img {
    width: 100%;
    border-radius: 12px;
}

/* Objectives Section */
.objectives-section {
    padding: 100px 0;
    background: #0b0b1a;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 60px;
}

.objectives-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.objective-card {
    background: rgba(255, 255, 255, 0.03);
    padding: 30px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: transform 0.3s, border-color 0.3s;
}

.objective-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-pink);
    background: rgba(255, 255, 255, 0.05);
}

.objective-card .icon {
    font-size: 2rem;
    color: var(--accent-pink);
    margin-bottom: 20px;
    display: inline-block;
}

.objective-card h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
}

.objective-card p {
    color: var(--text-gray);
    font-size: 0.95rem;
}

/* Integration Section */
.integration-section {
    padding: 100px 0;
    background: radial-gradient(circle at 80% 50%, rgba(108, 43, 217, 0.2) 0%, rgba(5, 5, 16, 0) 60%);
}

.integration-list {
    list-style: none;
    margin-top: 30px;
}

.integration-list li {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    margin-bottom: 25px;
}

.integration-list li i {
    font-size: 1.5rem;
    color: var(--accent-gold);
    margin-top: 5px;
}

.integration-list li strong {
    display: block;
    color: var(--text-white);
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.integration-list li span {
    color: var(--text-gray);
}

.integration-image img {
    width: 100%;
    filter: drop-shadow(0 0 20px rgba(217, 70, 239, 0.3));
}

/* Toolkit/Resources Section */
.products-section {
    padding: 100px 0;
    background-color: #000;
    text-align: center;
}

.products-content h2 {
    font-size: 2.5rem;
    margin-bottom: 60px;
}

.product-grid {
    display: flex;
    justify-content: center;
    gap: 60px;
    /* Increased gap for icon layout */
    flex-wrap: wrap;
}

.product-card {
    background: transparent;
    border: none;
    padding: 0;
    width: 100%;
    max-width: 350px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.product-card:hover {
    transform: none;
    box-shadow: none;
    border-color: transparent;
}

.product-card .icon {
    font-size: 4rem;
    color: var(--accent-pink);
    margin-bottom: 30px;
    display: block;
    filter: drop-shadow(0 0 15px rgba(217, 70, 239, 0.4));
}

.product-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.product-card p {
    color: var(--text-gray);
    margin-bottom: 30px;
    font-size: 0.95rem;
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 25px;
    border: 1px solid var(--text-white);
    color: var(--text-white);
    text-decoration: none;
    font-weight: 600;
    border-radius: 4px;
    font-size: 0.9rem;
    transition: all 0.3s;
}

.btn-secondary:hover {
    background: var(--text-white);
    color: var(--bg-dark);
}

/* Footer */
footer {
    padding: 30px 0;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-gray);
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 768px) {

    .split-content,
    .objectives-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }

    .about-image,
    .integration-image {
        order: 1;
        /* Images below text on mobile often looks better, or above. Let's keep consistent */
    }

    /* Center align lists on mobile */
    .integration-list li {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    nav ul {
        display: none;
        /* simple hide for now, or hamburger */
    }

    .hero-text h1 {
        font-size: 2.5rem;
    }
}