@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Outfit:wght@400;600;700&display=swap');

:root {
    --primary: #0056b3;
    --primary-dark: #004494;
    --accent: #00b4d8;
    --text: #1a202c;
    --text-muted: #4a5568;
    --bg-light: #f8fafc;
    --bg-white: #ffffff;
    --glass: rgba(255, 255, 255, 0.8);
    --border: rgba(226, 232, 240, 0.8);
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--text);
    background-color: var(--bg-white);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4 {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    color: var(--text);
}

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

ul {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

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

/* Typography Utility */
.text-center { text-align: center; }
.text-primary { color: var(--primary); }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 2rem; }

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-family: 'Outfit', sans-serif;
}

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

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

.btn-outline {
    border: 2px solid var(--primary);
    color: var(--primary);
    background: transparent;
}

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

/* Navbar */
nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: var(--glass);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    height: 80px;
    display: flex;
    align-items: center;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo img {
    height: 50px;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

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

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

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    position: relative;
    background: radial-gradient(circle at 10% 20%, rgba(0, 86, 179, 0.05) 0%, transparent 40%),
                radial-gradient(circle at 90% 80%, rgba(0, 180, 216, 0.05) 0%, transparent 40%),
                #ffffff;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -150px;
    right: -150px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 86, 179, 0.03) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 20s infinite alternate linear;
}

@keyframes float {
    from { transform: translate(0, 0); }
    to { transform: translate(-50px, 50px); }
}

.hero .container {
    width: 100%;
}

.hero-content {
    max-width: 700px;
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: 4.5rem;
    line-height: 1.05;
    margin-bottom: 2rem;
    letter-spacing: -0.02em;
}

.hero p {
    font-size: 1.35rem;
    color: var(--text-muted);
    margin-bottom: 3rem;
    max-width: 90%;
}

.hero-btns {
    display: flex;
    gap: 1rem;
}

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

.card {
    background: var(--bg-white);
    padding: 3rem 2.5rem;
    border-radius: 20px;
    border: 1px solid var(--border);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-12px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
    border-color: var(--primary);
}

.card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 0;
    background: var(--primary);
    transition: var(--transition);
}

.card:hover::after {
    height: 100%;
}

.card i {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
    display: block;
}

/* Infrastructure */
.infra-section {
    background-color: var(--bg-light);
}

/* Clientele */
.client-tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
    margin-top: 3rem;
}

.tag {
    background: white;
    padding: 0.8rem 1.5rem;
    border-radius: 50px;
    border: 1px solid var(--border);
    font-weight: 500;
    color: var(--text-muted);
    transition: var(--transition);
}

.tag:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: scale(1.05);
}

/* Footer */
footer {
    background: var(--text);
    color: white;
    padding: 80px 0 40px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-info h3 {
    color: white;
    margin-bottom: 1.5rem;
}

.footer-info p {
    color: #a0aec0;
    margin-bottom: 1rem;
}

.footer-bottom {
    border-top: 1px solid #4a5568;
    padding-top: 2rem;
    text-align: center;
    color: #718096;
    font-size: 0.9rem;
}

.footer-bottom-links {
    margin-top: 1rem;
    display: flex;
    justify-content: center;
    gap: 2rem;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .container { padding: 0 1.5rem; }
    .hero h1 { font-size: 2.5rem; }
    .hero p { font-size: 1.1rem; max-width: 100%; }
    .hero-btns { 
        flex-direction: column; 
        width: 100%;
    }
    .hero-btns .btn {
        width: 100%;
        text-align: center;
    }
    .nav-links { display: none; }
    .footer-grid { grid-template-columns: 1fr; }
    .footer-bottom-links { flex-direction: column; gap: 0.5rem; }
}

/* Animations */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

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