:root {
    /* Color Palette */
    --primary: #0066FF;
    --primary-dark: #0052CC;
    --secondary: #0A0B10;
    --accent: #00D4FF;
    --text-main: #FFFFFF;
    --text-muted: #A0A0A0;
    --bg-dark: #050608;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    
    /* Layout */
    --container-width: 1200px;
    --header-height: 80px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

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

ul {
    list-style: none;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 2rem;
}

/* Header */
header .container {
    display: flex;
    align-items: center;
    width: 100%;
}

header {
    height: var(--header-height);
    display: flex;
    align-items: center;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition);
}

header.scrolled {
    background: rgba(5, 6, 8, 0.9);
    backdrop-filter: blur(15px);
    border-bottom: 1px solid var(--glass-border);
    height: 70px;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    margin: 0 auto;
}

nav .btn {
    flex-shrink: 0;
    margin-left: 1.5rem; /* Space between links and button */
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -1px;
    flex-shrink: 0;
}

.logo span {
    color: var(--primary);
}

.nav-links {
    display: flex;
    gap: 1.5rem; /* Reduced gap to prevent crowding */
    margin: 0 1rem;
}

.nav-links a {
    font-size: 0.95rem;
    font-weight: 500;
    white-space: nowrap;
}

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

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: var(--header-height);
    background-color: var(--bg-dark);
    background-image: 
        linear-gradient(rgba(5, 6, 8, 0.8), rgba(5, 6, 8, 0.5)), /* Added dark overlay */
        radial-gradient(at 0% 0%, rgba(0, 102, 255, 0.2) 0, transparent 50%), 
        radial-gradient(at 50% 0%, rgba(0, 212, 255, 0.15) 0, transparent 50%), 
        radial-gradient(at 100% 0%, rgba(0, 102, 255, 0.2) 0, transparent 50%),
        url('../images/hero.webp');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.hero-content {
    max-width: 700px;
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    margin-bottom: 1.5rem;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    text-shadow: 0 1px 5px rgba(0, 0, 0, 0.5);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    line-height: 1;
    text-align: center;
}

.btn-sm {
    padding: 0.5rem 1rem; /* Reduced width */
    font-size: 0.85rem;
}

.btn-primary {
    background: var(--primary);
    color: white;
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

.btn-outline {
    border: 1px solid var(--glass-border);
    background: transparent;
    color: white;
}

.btn-outline:hover {
    background: var(--glass-bg);
}

/* Services Grid */
.section {
    padding: 100px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 4rem;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    padding: 2.5rem;
    border-radius: 16px;
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-10px);
    border-color: var(--primary);
}

/* Footer */
footer {
    padding: 80px 0 40px;
    border-top: 1px solid var(--glass-border);
    background: var(--secondary);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    margin-bottom: 4rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--glass-border);
    color: var(--text-muted);
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-fadeIn {
    animation: fadeIn 0.8s ease forwards;
}

/* Secondary Section Styles */
.section-bg {
    background: #0D0F16;
    border-top: 1px solid var(--glass-border);
    border-bottom: 1px solid var(--glass-border);
}

.text-gradient {
    background: linear-gradient(90deg, #fff, var(--primary));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}

.form-control {
    width: 100%;
    padding: 1rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: white;
    border-radius: 8px;
    outline: none;
    transition: var(--transition);
}

.form-control option {
    background-color: #0A0B10; /* Match secondary dark color */
    color: white;
}

.form-control:focus {
    border-color: var(--primary);
}

/* Responsive Extensions */
@media (max-width: 1024px) {
    .container {
        padding: 0 1.5rem;
    }
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    z-index: 1001;
}

.mobile-menu-btn span {
    width: 25px;
    height: 2px;
    background: white;
    transition: var(--transition);
}

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: flex;
    }

    .nav-links {
        display: flex;
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: var(--bg-dark);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 2rem;
        transition: var(--transition);
        z-index: 1000;
        backdrop-filter: blur(20px);
    }

    .nav-links.active {
        right: 0;
    }

    .mobile-menu-btn.active span:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    .mobile-menu-btn.active span:nth-child(2) {
        opacity: 0;
    }
    .mobile-menu-btn.active span:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    #header .btn {
        display: none;
    }
    
    .nav-links .btn {
        display: block;
    }
}

/* Feature Images */
.feature-image-container {
    height: 280px;
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid var(--glass-border);
    background: var(--glass-bg);
}

.feature-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.9;
    transition: var(--transition);
}

.feature-image:hover {
    opacity: 1;
    transform: scale(1.05);
}

@media (max-width: 768px) {
    .feature-image-container {
        height: 180px;
    }
}