:root {
    --primary-color: #004aad;
    --primary-hover: #003a8c;
    --secondary-color: #ff914d;
    --secondary-hover: #e67e3a;
    --text-color: #2d3436;
    --light-bg: #f8f9fa;
    --white: #ffffff;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

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

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

/* Header & Navigation */
header {
    background: var(--white);
    padding: 1rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-color);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

nav a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: var(--transition);
}

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

/* Hero Section */
.hero {
    background: linear-gradient(135deg, rgba(0,74,173,0.85), rgba(0,74,173,0.65)), url('../img/hero.png') no-repeat center/cover;
    height: 70vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: var(--white);
    padding: 0 1rem;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    max-width: 800px;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    max-width: 600px;
}

.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    cursor: pointer;
}

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

.btn-primary:hover {
    background: var(--secondary-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(255, 145, 77, 0.3);
}

/* Services Grid */
.section {
    padding: 5rem 10%;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
}

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

.service-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border-bottom: 4px solid transparent;
    text-decoration: none;
    color: inherit;
}

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

.service-card h3 {
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.service-card p {
    color: #636e72;
    margin-bottom: 1.5rem;
}

/* Internal Page Styles */
.content-area {
    max-width: 900px;
    margin: 4rem auto;
    padding: 0 1.5rem;
}

.content-area h1 {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 2rem;
}

.content-area p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.backlink {
    display: block;
    margin-top: 3rem;
    padding: 2rem;
    background: var(--light-bg);
    border-radius: 10px;
    text-align: center;
}

.backlink a {
    color: var(--primary-color);
    font-weight: 700;
    text-decoration: underline;
}

/* Footer */
footer {
    background: #2d3436;
    color: var(--white);
    padding: 4rem 10%;
    text-align: center;
}

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

.footer-col h4 {
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
}

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

.footer-col ul li {
    margin-bottom: 0.8rem;
}

.footer-col ul li a {
    color: #b2bec3;
    text-decoration: none;
    transition: var(--transition);
}

.footer-col ul li a:hover {
    color: var(--white);
}

@media (max-width: 768px) {
    .hero h1 { font-size: 2.5rem; }
    nav { display: none; }
}