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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', 'Inter', sans-serif;
    background: #0b0f19;
    color: #e6f1ff;
    overflow-x: hidden;
}

h1, h2, h3 {
    color: #00f7ff;
    text-shadow: 0 0 10px rgba(0, 247, 255, 0.3);
}

/* BACKGROUND ANIMATION */
.background-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: radial-gradient(circle at center, #0f172a 0%, #0b0f19 100%);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 60px;
  height: 80px;
}

nav {
    position: fixed;
    width: 100%;
    background-color: #20201F;
    border-bottom: 1px solid #eee;
    padding: 0 60px;
    display: flex;
    justify-content: space-between;
    z-index: 1000;
}

/* LOGO */
.logo {
    display: flex;
    align-items: center;
}

.logo img {
    height: 10vmin;
    width: auto;
    object-fit: contain;
}

/* NAV LINKS */
.nav-links {
  display: flex;
  align-items: center;
  gap: 35px;
  list-style: none;
  margin: 0;
  padding: 0;
}
/* NAV LINKS */
.nav-links li a {
    text-decoration: none;
    color: #fff;
    font-weight: 500;
    font-size: 15px;
    position: relative;
    padding: 8px 4px;
    transition: color 0.3s ease;
}

/* UNDERLINE BASE */
.nav-links a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -6px;
    width: 0%;
    height: 2px;
    background: #2563eb;
    transition: width 0.4s ease;
}

/* HOVER */
.nav-links a:hover {
    color: #58a6ff;
}

.nav-links a:hover::after {
    width: 100%;
}

/* ACTIVE (MAIN MAGIC) */
.nav-links a.active {
    color: #58a6ff;
}

.nav-links a.active::after {
    width: 100%;
}

/* HERO SECTION */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.hero-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: -1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    padding: 20px;
}

.hero-content h1 {
    font-size: clamp(2rem, 5vw, 4rem);
    margin-bottom: 20px;
}

.hero-btn {
    display: inline-block;
    margin-top: 20px;
    padding: 12px 30px;
    background: #2563eb;
    color: white;
    text-decoration: none;
    border-radius: 5px;
    transition: 0.3s;
}

.hero-btn:hover {
    background: #00f7ff;
    color: #0b0f19;
    transform: translateY(-3px);
}

/* SECTION HEADERS (RESEARCH HERO) */
.research-hero {
    padding: 100px 20px 40px;
    text-align: center;
    background: rgba(255, 255, 255, 0.03);
}
.research-cta {
    padding: 100px 60px;
    text-align: center;
    background: #101f3c;
}
.cta-btn {
    display: inline-block;
    padding: 14px 28px;
    background: #2563eb;
    color: white;
    text-decoration: none;
    border-radius: 8px;
    margin-top: 20px;
    transition: 0.3s ease;
}
.cta-btn:hover {
    background: #1d4ed8;
}
/* CARD LAYOUTS (PRODUCTS/RESOURCES) */
.card-container, .container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
    padding: 40px 5%;
    max-width: 1400px;
    margin: 0 auto;
}

.service-card {
    background: rgba(17, 24, 39, 0.8);
    border: 1px solid rgba(0, 247, 255, 0.1);
    padding: 30px;
    border-radius: 12px;
    transition: 0.3s;
}

.service-card:hover {
    border-color: #00f7ff;
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 247, 255, 0.1);
}

.service-card h2, .service-card h3 {
    margin-bottom: 15px;
}

.service-card ul, .service-card ol {
    margin-left: 20px;
    color: #cbd5e1;
}

/* ABOUT SECTION */
.about-section {
    padding: 80px 5%;
}

.about-row {
    display: flex;
    align-items: center;
    gap: 50px;
    margin-bottom: 60px;
}

.about-row.reverse {
    flex-direction: row-reverse;
}

.about-image img {
    width: 100%;
    max-width: 500px;
    border-radius: 15px;
    border: 2px solid rgba(0, 247, 255, 0.2);
}

/* CONTACT SECTION */
.contact-section {
    padding: 80px 5%;
    background: rgba(0, 0, 0, 0.3);
}

.contact-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

/* Fix for the white boxes in your original CSS */
.contact-form, .info-box {
    background: #111827 !important; /* Darkened to match theme */
    padding: 30px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.contact-form input, .contact-form textarea {
    background: #1f2937;
    border: 1px solid #374151;
    color: white;
    padding: 12px;
    width: 100%;
    margin-bottom: 15px;
    border-radius: 5px;
}

.social-btn {
    text-decoration: none;
    font-size: 24px;
    color: #00f7ff;
    margin: 0 10px;
    transition: 0.3s;
}

.social-btn:hover {
    color: white;
    transform: scale(1.2);
}

/* FOOTER */
footer {
    padding: 40px;
    background: #050810;
    color: #64748b;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

/* RESPONSIVE */
@media (max-width: 768px) {
    .about-row, .about-row.reverse {
        flex-direction: column;
    }
    .navbar {
        padding: 0 20px;
    }
    .nav-links {
        display: none; /* Consider adding a hamburger menu later */
    }
}