/* Reset and Base Styles */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Dark Theme Color Palette (NTWI Style) */
    --color-bg: #0a0a0f;
    --color-bg-alt: #111118;
    --color-bg-card: #16161f;
    --color-bg-card-hover: #1e1e2a;
    --color-text: #e8e8ed;
    --color-text-muted: #8888a0;
    --color-accent: #6c5ce7;
    --color-accent-light: #a29bfe;
    --color-accent-glow: rgba(108, 92, 231, 0.15);
    --color-highlight: #00cec9;
    --color-highlight-glow: rgba(0, 206, 201, 0.12);
    --color-border: rgba(255, 255, 255, 0.06);
    --color-border-hover: rgba(255, 255, 255, 0.12);
    
    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    --font-heading: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Shadows */
    --shadow-sm: 0 4px 24px rgba(108, 92, 231, 0.15);
    --shadow-md: 0 8px 32px rgba(108, 92, 231, 0.25);
    --shadow-lg: 0 12px 48px rgba(108, 92, 231, 0.35);
    
    /* Border Radius */
    --radius: 12px;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 24px;
    
    /* Transitions */
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

a {
    color: var(--color-accent-light);
    text-decoration: none;
    transition: color var(--transition);
}

a:hover {
    color: var(--color-highlight);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    z-index: 1000;
    padding: var(--spacing-sm) 0;
}

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

.logo img {
    height: 50px;
    width: auto;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
    align-items: center;
}

.nav-menu a {
    text-decoration: none;
    color: var(--color-text);
    font-weight: 500;
    transition: color var(--transition);
    padding: var(--spacing-xs) var(--spacing-sm);
}

.nav-menu a:hover {
    color: var(--color-accent-light);
}

.btn-contact {
    background: linear-gradient(135deg, var(--color-accent), #5a4bd1);
    color: #fff !important;
    padding: var(--spacing-xs) var(--spacing-md) !important;
    border-radius: 100px;
    transition: all var(--transition);
    box-shadow: var(--shadow-sm);
}

.btn-contact:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--color-text);
    transition: all var(--transition);
    border-radius: 2px;
}

/* Hero Section */
.hero {
    padding: calc(var(--spacing-xl) + 80px) 0 var(--spacing-xl);
    position: relative;
    min-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background:
        radial-gradient(ellipse 60% 50% at 50% 0%, var(--color-accent-glow) 0%, transparent 70%),
        radial-gradient(ellipse 40% 40% at 80% 80%, var(--color-highlight-glow) 0%, transparent 60%),
        var(--color-bg);
}

.hero::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: clamp(200px, 30vw, 500px);
    font-weight: 900;
    color: rgba(255, 255, 255, 0.018);
    letter-spacing: 0.05em;
    user-select: none;
    pointer-events: none;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 900;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.4rem);
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-lg);
    font-weight: 400;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 1rem 2.5rem;
    border-radius: 100px;
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition);
    border: 2px solid transparent;
    cursor: pointer;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-accent), #5a4bd1);
    color: #fff;
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    color: #fff;
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--color-accent-light);
    border: 2px solid var(--color-border-hover);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--color-accent-light);
    transform: translateY(-2px);
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-header h2 {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
    font-weight: 800;
    letter-spacing: -0.02em;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--color-text-muted);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

/* Services Section */
.services {
    padding: var(--spacing-xl) 0;
    background: var(--color-bg-alt);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.service-card {
    background: var(--color-bg-card);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    transition: all var(--transition);
    border: 1px solid var(--color-border);
}

.service-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-border-hover);
    background: var(--color-bg-card-hover);
}

.service-icon {
    width: 64px;
    height: 64px;
    background: var(--color-accent-glow);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

.service-icon svg {
    width: 32px;
    height: 32px;
    color: var(--color-accent-light);
    stroke: var(--color-accent-light);
}

.service-card h3 {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
}

.service-card p {
    color: var(--color-text-muted);
    line-height: 1.7;
    font-size: 0.95rem;
}

/* Expertise Section */
.expertise {
    padding: var(--spacing-xl) 0;
    background: var(--color-bg);
}

.expertise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.expertise-category {
    background: var(--color-bg-card);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    transition: all var(--transition);
}

.expertise-category:hover {
    transform: translateY(-4px);
    border-color: var(--color-border-hover);
    background: var(--color-bg-card-hover);
}

.expertise-category h3 {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    color: var(--color-accent-light);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--color-border);
    font-weight: 700;
}

.expertise-category ul {
    list-style: none;
}

.expertise-category li {
    padding: var(--spacing-xs) 0;
    color: var(--color-text-muted);
    position: relative;
    padding-left: var(--spacing-md);
    font-size: 0.95rem;
}

.expertise-category li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-accent-light);
    font-weight: bold;
}

/* About Section */
.about {
    padding: var(--spacing-xl) 0;
    background: var(--color-bg-alt);
}

.about-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.about-text h2 {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 2.8rem);
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
    font-weight: 800;
    letter-spacing: -0.02em;
}

.about-text p {
    color: var(--color-text-muted);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
    font-size: 1.05rem;
}

.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.stat {
    text-align: center;
    padding: var(--spacing-md);
    background: var(--color-bg-card);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    transition: all var(--transition);
}

.stat:hover {
    border-color: var(--color-accent);
    box-shadow: 0 0 40px var(--color-accent-glow);
}

.stat h3 {
    font-family: var(--font-mono);
    font-size: 2.5rem;
    background: linear-gradient(135deg, var(--color-accent-light), var(--color-highlight));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-xs);
    font-weight: 700;
}

.stat p {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    margin: 0;
}

.about-image {
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-image img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
}

/* Contact Section */
.contact {
    padding: var(--spacing-xl) 0;
    background: var(--color-bg);
}

.contact-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--spacing-lg);
}

.contact-form {
    background: var(--color-bg-card);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text);
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-sm);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-size: 1rem;
    transition: all var(--transition);
    background: var(--color-bg-card-hover);
    color: var(--color-text);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-glow);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.info-item {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--color-bg-card);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    transition: all var(--transition);
}

.info-item:hover {
    border-color: var(--color-border-hover);
    background: var(--color-bg-card-hover);
}

.info-item svg {
    width: 24px;
    height: 24px;
    color: var(--color-accent-light);
    stroke: var(--color-accent-light);
    flex-shrink: 0;
}

.info-item h4 {
    color: var(--color-text);
    margin-bottom: var(--spacing-xs);
    font-size: 1.1rem;
    font-weight: 600;
}

.info-item p {
    color: var(--color-text-muted);
    margin: 0;
}

.info-item a {
    color: var(--color-accent-light);
    text-decoration: none;
    transition: color var(--transition);
}

.info-item a:hover {
    color: var(--color-highlight);
}

/* Footer */
.footer {
    background: var(--color-bg);
    color: var(--color-text);
    padding: var(--spacing-lg) 0 var(--spacing-md);
    border-top: 1px solid var(--color-border);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-logo img {
    height: 50px;
    margin-bottom: var(--spacing-md);
}

.footer-logo p {
    color: var(--color-text-muted);
}

.footer-links {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.footer-column h4 {
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
    font-family: var(--font-heading);
    font-weight: 600;
}

.footer-column ul {
    list-style: none;
}

.footer-column li {
    margin-bottom: var(--spacing-sm);
}

.footer-column a {
    color: var(--color-text-muted);
    text-decoration: none;
    transition: color var(--transition);
}

.footer-column a:hover {
    color: var(--color-accent-light);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border);
    color: var(--color-text-muted);
    opacity: 0.6;
}

/* Responsive Design */
@media (max-width: 968px) {
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        flex-direction: column;
        background: var(--color-bg);
        width: 100%;
        padding: var(--spacing-md);
        border-bottom: 1px solid var(--color-border);
        transition: left var(--transition);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hamburger {
        display: flex;
    }
    
    .about-content,
    .contact-content,
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .stats {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    section {
        padding: 72px 16px;
    }
}

@media (max-width: 640px) {
    .hero {
        padding: calc(var(--spacing-lg) + 80px) 0 var(--spacing-lg);
        min-height: 85vh;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .btn {
        width: 100%;
        text-align: center;
        justify-content: center;
    }
    
    .services-grid,
    .expertise-grid {
        grid-template-columns: 1fr;
    }
}

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

.service-card,
.expertise-category,
.stat {
    animation: fadeInUp 0.6s ease-out;
}