:root {
    --primary-cyan: #00f0ff;
    --primary-purple: #6b0fff;
    --accent-pink: #ff006e;
    --deep-blue: #0a0e27;
    --dark-blue: #1a1f3a;
    --text-light: #ffffff;
    --text-muted: #a0aec0;
}

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

body {
    font-family: 'Rajdhani', sans-serif;
    background: var(--deep-blue);
    color: var(--text-light);
    overflow-x: hidden;
    line-height: 1.6;
}

/* Animated Background */
.bg-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: linear-gradient(135deg, var(--deep-blue) 0%, #0d1b2a 50%, #1a1f3a 100%);
}

.bg-animation::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 30%, rgba(0, 240, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(107, 15, 255, 0.1) 0%, transparent 50%);
    animation: pulse 8s ease-in-out infinite;
}

.grid-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(0, 240, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 240, 255, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    z-index: -1;
    animation: gridMove 20s linear infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

@keyframes gridMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

/* Navigation */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1.5rem 5%;
    background: rgba(10, 14, 39, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 240, 255, 0.2);
    z-index: 1000;
    animation: slideDown 0.6s ease-out;
}

@keyframes slideDown {
    from { transform: translateY(-100%); }
    to { transform: translateY(0); }
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.8rem;
    font-weight: 900;
    background: linear-gradient(135deg, var(--primary-cyan), var(--primary-purple));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: 2px;
    text-decoration: none;
    cursor: pointer;
}

.nav-links {
    display: flex;
    gap: 3rem;
    list-style: none;
}

.nav-links a {
    color: var(--text-light);
    text-decoration: none;
    font-weight: 500;
    font-size: 1.1rem;
    position: relative;
    transition: color 0.3s;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-cyan);
    transition: width 0.3s;
}

.nav-links a:hover {
    color: var(--primary-cyan);
}

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

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    padding: 0 5%;
}

.hero-content {
    max-width: 1200px;
    animation: fadeInUp 1s ease-out 0.3s backwards;
}

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

.hero h1 {
    font-family: 'Orbitron', sans-serif;
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #ffffff 0%, var(--primary-cyan) 50%, var(--primary-purple) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: textShine 3s ease-in-out infinite;
    background-size: 200% auto;
}

@keyframes textShine {
    0%, 100% { background-position: 0% center; }
    50% { background-position: 100% center; }
}

.hero .subtitle {
    font-size: clamp(1.2rem, 2.5vw, 1.8rem);
    color: var(--text-muted);
    margin-bottom: 3rem;
    font-weight: 300;
    animation: fadeInUp 1s ease-out 0.6s backwards;
}

.cta-button {
    display: inline-block;
    padding: 1.2rem 3rem;
    background: linear-gradient(135deg, var(--primary-cyan), var(--primary-purple));
    color: white;
    text-decoration: none;
    font-size: 1.2rem;
    font-weight: 700;
    border-radius: 50px;
    position: relative;
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
    animation: fadeInUp 1s ease-out 0.9s backwards;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.cta-button:hover::before {
    width: 300px;
    height: 300px;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 40px rgba(0, 240, 255, 0.4);
}

/* Section Styling */
section {
    padding: 6rem 5%;
    max-width: 1400px;
    margin: 0 auto;
}

.section-title {
    font-family: 'Orbitron', sans-serif;
    font-size: clamp(2rem, 4vw, 3.5rem);
    font-weight: 900;
    margin-bottom: 1rem;
    text-align: center;
    background: linear-gradient(135deg, var(--primary-cyan), white);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-subtitle {
    text-align: center;
    color: var(--text-muted);
    font-size: 1.3rem;
    margin-bottom: 4rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* Why GBT Section */
.why-gbt {
    background: linear-gradient(135deg, rgba(26, 31, 58, 0.6), rgba(10, 14, 39, 0.6));
    border-radius: 20px;
    padding: 4rem;
    border: 1px solid rgba(0, 240, 255, 0.2);
    margin-bottom: 4rem;
}

.why-gbt-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.why-card {
    text-align: center;
    padding: 2rem;
    background: rgba(0, 240, 255, 0.05);
    border-radius: 15px;
    border: 1px solid rgba(0, 240, 255, 0.1);
    transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
}

.why-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 240, 255, 0.2);
    border-color: var(--primary-cyan);
}

.why-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.why-card h3 {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--primary-cyan);
}

/* Powerhouse Services */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.service-card {
    background: linear-gradient(135deg, rgba(0, 240, 255, 0.1), rgba(107, 15, 255, 0.1));
    padding: 3rem;
    border-radius: 20px;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-cyan), var(--primary-purple));
    opacity: 0;
    transition: opacity 0.3s;
}

.service-card:hover::before {
    opacity: 0.1;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(0, 240, 255, 0.3);
    border-color: var(--primary-cyan);
}

.service-card > * {
    position: relative;
    z-index: 1;
}

.service-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    display: block;
}

.service-card h3 {
    font-family: 'Orbitron', sans-serif;
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--primary-cyan);
}

.service-card .tag {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(255, 0, 110, 0.2);
    color: var(--accent-pink);
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

/* Industries Section */
.industries-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.industry-card {
    background: rgba(26, 31, 58, 0.6);
    padding: 3rem 2rem;
    border-radius: 20px;
    border-left: 4px solid var(--primary-cyan);
    transition: all 0.4s;
    position: relative;
}

.industry-card::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 0;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 240, 255, 0.1));
    transition: width 0.4s;
}

.industry-card:hover::after {
    width: 100%;
}

.industry-card:hover {
    transform: translateX(10px);
    border-left-width: 8px;
    box-shadow: -5px 0 30px rgba(0, 240, 255, 0.3);
}

.industry-card h3 {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
    color: var(--primary-cyan);
    position: relative;
    z-index: 1;
}

.industry-card .industry-focus {
    color: var(--accent-pink);
    font-weight: 600;
    margin-bottom: 1rem;
    font-size: 1.1rem;
    position: relative;
    z-index: 1;
}

.industry-card p {
    color: var(--text-muted);
    line-height: 1.8;
    position: relative;
    z-index: 1;
}

/* Projects Showcase Section */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.project-card {
    background: rgba(26, 31, 58, 0.4);
    border-radius: 20px;
    overflow: hidden;
    transition: transform 0.4s, box-shadow 0.4s;
    border: 1px solid rgba(0, 240, 255, 0.1);
}

.project-card:hover {
    transform: translateY(-15px);
    box-shadow: 0 25px 60px rgba(0, 240, 255, 0.3);
    border-color: var(--primary-cyan);
}

.project-image {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s;
}

.project-card:hover .project-image img {
    transform: scale(1.1);
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, transparent 0%, rgba(10, 14, 39, 0.9) 100%);
    display: flex;
    align-items: flex-end;
    padding: 1.5rem;
}

.project-category {
    background: linear-gradient(135deg, var(--primary-cyan), var(--primary-purple));
    color: white;
    padding: 0.5rem 1.2rem;
    border-radius: 20px;
    font-weight: 700;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.project-info {
    padding: 2rem;
}

.project-info h3 {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: white;
}

.project-info p {
    color: var(--text-muted);
    line-height: 1.7;
    font-size: 1rem;
}

/* Stats Section */
.stats-section {
    background: linear-gradient(135deg, rgba(107, 15, 255, 0.2), rgba(0, 240, 255, 0.2));
    border-radius: 20px;
    padding: 4rem 2rem;
    margin: 4rem 0;
    border: 1px solid rgba(0, 240, 255, 0.3);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    max-width: 1000px;
    margin: 0 auto;
}

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

.stat-number {
    font-family: 'Orbitron', sans-serif;
    font-size: clamp(3rem, 5vw, 4.5rem);
    font-weight: 900;
    background: linear-gradient(135deg, var(--primary-cyan), white);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--text-muted);
    font-size: 1.2rem;
    font-weight: 500;
}

/* Footer */
footer {
    text-align: center;
    padding: 3rem 5%;
    background: rgba(10, 14, 39, 0.8);
    border-top: 1px solid rgba(0, 240, 255, 0.2);
}

footer p {
    color: var(--text-muted);
    font-size: 1.1rem;
}

.footer-logo {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.5rem;
    font-weight: 900;
    background: linear-gradient(135deg, var(--primary-cyan), var(--primary-purple));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1rem;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        gap: 1.5rem;
        flex-wrap: wrap;
        justify-content: center;
    }

    .hero {
        height: auto;
        padding: 10rem 5% 5rem;
    }

    .why-gbt,
    .stats-section {
        padding: 2rem;
    }

    .service-card {
        padding: 2rem;
    }
}