:root {
    --primary-color: #2563eb;
    --secondary-color: #1e40af;
    --accent-color: #06b6d4;
    --dark-bg: #0f172a;
    --light-bg: #f8fafc;
    --text-main: #1e293b;
    --text-muted: #64748b;
    --gold: #d4af37;
}

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    color: var(--text-main);
    background-color: var(--light-bg);
    overflow-x: hidden;
}

.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.navbar-brand {
    font-weight: 800;
    font-size: 1.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: radial-gradient(circle at top right, #e0f2fe, #f8fafc);
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}

.hero-content h1 {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    background: linear-gradient(to right, #1e293b, #334155);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-content p {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.btn-primary-custom {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    font-weight: 600;
    border: none;
    box-shadow: 0 10px 25px -5px rgba(37, 99, 235, 0.4);
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn-primary-custom:hover {
    transform: translateY(-2px);
    box-shadow: 0 20px 25px -5px rgba(37, 99, 235, 0.5);
    color: white;
}

.features-section {
    padding: 100px 0;
    background: white;
}

.feature-card {
    border: none;
    border-radius: 20px;
    padding: 2rem;
    background: white;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    height: 100%;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.tech-specs {
    background-color: var(--dark-bg);
    color: white;
    padding: 100px 0;
    position: relative;
}

.tech-specs h2 {
    color: white;
}

.spec-item {
    border-left: 3px solid var(--accent-color);
    padding-left: 1.5rem;
    margin-bottom: 2rem;
}

.spec-label {
    color: var(--accent-color);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.5rem;
    display: block;
}

.spec-value {
    font-size: 1.5rem;
    font-weight: 600;
}

.gallery-section {
    padding: 100px 0;
}

.gallery-img {
    border-radius: 20px;
    overflow: hidden;
    height: 300px;
    width: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.gallery-item:hover .gallery-img {
    transform: scale(1.05);
}

footer {
    background: #f1f5f9;
    padding: 50px 0;
    margin-top: 50px;
}

/* Animations */
@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
    100% { transform: translateY(0px); }
}

.floating-element {
    animation: float 6s ease-in-out infinite;
}

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Video Grid Styles */
.video-card {
    background: white;
    border-radius: 15px;
    padding: 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 1px solid rgba(0,0,0,0.05);
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.video-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
    background: linear-gradient(135deg, #ffffff 0%, #f0f7ff 100%);
    border-color: var(--primary-color);
}

.video-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 15px;
    color: white;
    font-size: 1.5rem;
    box-shadow: 0 4px 10px rgba(37, 99, 235, 0.3);
    transition: transform 0.3s ease;
}

.video-card:hover .video-icon {
    transform: scale(1.1) rotate(5deg);
}

.video-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-main);
    margin: 0;
}

/* Modal Styling */
.modal-content {
    background-color: #0f172a;
    border: 1px solid rgba(255,255,255,0.1);
}

.modal-header {
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.btn-close-white {
    filter: invert(1) grayscale(100%) brightness(200%);
}


/* Floating Contact Button */
.floating-contact-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.4);
    z-index: 1000;
    transition: all 0.3s ease;
    border: 2px solid white;
    text-decoration: none;
}

.floating-contact-btn:hover {
    transform: scale(1.1) translateY(-5px);
    box-shadow: 0 10px 25px rgba(37, 99, 235, 0.5);
    color: white;
}