:root {
    --primary-color: #0B1C3E;
    /* Deep Navy */
    --accent-color: #D4AF37;
    /* Metallic Gold */
    --text-color: #333333;
    --light-bg: #F9F9F9;
    --white: #FFFFFF;
    --dark-overlay: rgba(11, 28, 62, 0.85);

    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;

    --transition: all 0.3s ease;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

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

body {
    font-family: var(--font-body);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
    background-color: var(--light-bg);
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

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

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

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

/* Header */
header {
    background: var(--white);
    margin: 1rem auto;
    /* Center floating nav */
    padding: 1rem 2rem;
    position: fixed;
    width: 90%;
    /* Floating effect */
    left: 50%;
    transform: translateX(-50%);
    top: 20px;
    z-index: 1000;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    /* Stronger shadow */
    border-radius: 50px;
    /* Rounded corners */
    transition: all 0.3s ease;
}

header.scrolled {
    /* Optional: Change style on scroll if needed, 
        but user asked for 'navbar' changes generally. 
        Keeping it consistent. */
    width: 95%;
    top: 10px;
}

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

.logo img {
    height: 60px;
    /* Adjust based on actual logo */
}

.nav-links {
    display: flex;
    gap: 5rem;
    /* Increased to 5rem */
    list-style: none;
}

.nav-links a {
    font-weight: 700;
    /* Bolder */
    font-size: 1.1rem;
    /* Larger */
    text-transform: uppercase;
    /* More evident */
    letter-spacing: 1px;
    color: var(--primary-color);
    position: relative;
}

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

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

.mobile-menu-btn {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--primary-color);
}

/* Mobile Phone Number */
.mobile-phone {
    display: none;
    background-color: var(--accent-color);
    color: var(--primary-color);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 700;
    font-size: 0.9rem;
    margin-right: 1rem;
    align-items: center;
    gap: 0.5rem;
}

/* Hero Section */
.hero {
    height: 100vh;
    background: linear-gradient(var(--dark-overlay), var(--dark-overlay)), url('../img/hero_bg.png') no-repeat center center/cover;
    display: flex;
    align-items: center;
    text-align: center;
    color: var(--white);
    padding-top: 120px;
    /* Increased for floating header */
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    animation: fadeIn 1.5s ease;
}

.hero h1 {
    font-size: 3.5rem;
    color: var(--white);
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    background-color: var(--accent-color);
    color: var(--primary-color);
    font-weight: 700;
    border-radius: 5px;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: 2px solid var(--accent-color);
}

.btn:hover {
    background-color: transparent;
    color: var(--accent-color);
}

.btn-outline {
    background-color: transparent;
    color: var(--white);
    border: 2px solid var(--white);
    margin-left: 1rem;
}

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

/* Stats Section */
.stats-section {
    padding: 4rem 0;
    background-color: #020610;
    /* Darker background for better contrast */
    color: var(--white);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    text-align: center;
}

.stat-item h3 {
    font-size: 3.5rem;
    /* Larger */
    color: var(--accent-color);
    margin-bottom: 0.5rem;
    font-weight: 700;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    /* Shadow for pop */
}

.stat-item p {
    font-size: 1.1rem;
    /* Larger */
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 600;
    /* Bolder */
    color: #cbd5e1;
    /* Light gray-blue for readability */
}

/* Philosophy / Values */
.section {
    padding: 5rem 0;
}

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

.section-title h2 {
    font-size: 2.5rem;
    position: relative;
    display: inline-block;
    padding-bottom: 15px;
}

.section-title h2::after {
    content: '';
    position: absolute;
    width: 60px;
    height: 3px;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--accent-color);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.value-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 10px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
}

.value-card:hover {
    transform: translateY(-10px);
}

.value-icon {
    font-size: 2.5rem;
    color: var(--accent-color);
    margin-bottom: 1.5rem;
}

/* Services Preview */
.services-section {
    background-color: #f1f1f1;
}

.service-card {
    background: var(--white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    height: 100%;
}

.service-card:hover {
    transform: translateY(-5px);
}

.service-img {
    height: 250px;
    overflow: hidden;
}

.service-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.service-content {
    padding: 2rem;
}

.service-link {
    color: var(--accent-color);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    margin-top: 1rem;
}

.service-link i {
    margin-left: 5px;
    transition: var(--transition);
}

.service-link:hover i {
    transform: translateX(5px);
}

/* Footer */
footer {
    background-color: #050e1f;
    /* Darker navy for footer */
    color: var(--white);
    padding: 5rem 0 0;
    font-size: 0.95rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-col h4 {
    color: var(--accent-color);
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-bottom: 2px solid rgba(212, 175, 55, 0.3);
    padding-bottom: 10px;
    display: inline-block;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 1rem;
}

.footer-links a {
    color: #cbd5e1;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--accent-color);
    padding-left: 5px;
}

.footer-bottom {
    background-color: #020610;
    /* Even darker for bottom bar */
    text-align: center;
    padding: 1.5rem 0;
    margin-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 0.85rem;
    color: #94a3b8;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.alfanet-link {
    color: var(--accent-color);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    text-decoration: none;
}

.alfanet-link:hover {
    text-decoration: underline;
}

/* Responsive */
@media (max-width: 768px) {
    header {
        width: 95%;
        top: 10px;
        padding: 0.8rem 1.5rem;
        border-radius: 15px;
        /* Slightly less rounded on mobile if preferred, or keep 50px */
    }

    .mobile-phone {
        display: flex;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .mobile-menu-btn {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: var(--white);
        flex-direction: column;
        align-items: center;
        padding-top: 2rem;
        transition: var(--transition);
        box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
    }

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

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}