:root {
    --primary: #0A192F;
    --secondary: #172A45;
    --accent: #D4AF37;
    --text-dark: #333333;
    --text-light: #F4F6F9;
    --bg-light: #FAFAFA;
}

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

body {
    font-family: 'Inter', -apple-system, sans-serif;
    color: var(--text-dark);
    background-color: var(--bg-light);
    line-height: 1.6;
}

/* Header & Navigation */
header {
    background-color: var(--primary);
    padding: 1.5rem 2rem;
    position: sticky;
    top: 0;
    z-index: 1000;
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

nav .logo {
    color: var(--text-light);
    font-size: 1.25rem;
    font-weight: 700;
    text-decoration: none;
    letter-spacing: 1px;
}

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

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

nav ul li a {
    color: var(--text-light);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.3s;
}

nav ul li a:hover {
    color: var(--accent);
}

/* Core Layout Layouts */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 4rem 2rem;
}

.hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: var(--text-light);
    padding: 6rem 2rem;
    text-align: center;
}

.hero h1 {
    font-size: 2.75rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.hero p {
    font-size: 1.25rem;
    max-width: 800px;
    margin: 0 auto 2.5rem auto;
    opacity: 0.9;
}

/* UI Elements */
.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 4px;
    transition: all 0.3s;
}

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

.btn-primary:hover {
    background-color: #fff;
    color: var(--primary);
}

.btn-secondary {
    border: 2px solid var(--text-light);
    color: var(--text-light);
    margin-left: 1rem;
}

.btn-secondary:hover {
    background-color: var(--text-light);
    color: var(--primary);
}

/* Components */
.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.card {
    background: white;
    padding: 2.5rem;
    border-radius: 6px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    border-top: 4px solid var(--primary);
}

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

.card ul {
    margin-top: 1rem;
    padding-left: 1.2rem;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.form-group input, .form-group select, .form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-family: inherit;
}

button[type="submit"] {
    background-color: var(--primary);
    color: white;
    padding: 0.8rem 2rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 600;
}

button[type="submit"]:hover {
    background-color: var(--secondary);
}

.alert {
    padding: 1rem;
    background-color: #d4edda;
    color: #155724;
    border-radius: 4px;
    margin-bottom: 2rem;
}

/* Footer */
footer {
    background-color: var(--primary);
    color: #888;
    text-align: center;
    padding: 3rem 2rem;
    margin-top: 4rem;
    font-size: 0.85rem;
}