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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, 'Segoe UI', 'Helvetica Neue', sans-serif;
    line-height: 1.7;
    color: #1a1a1a;
    background-color: #fafbfd;
}

header {
    background: linear-gradient(135deg, #1a4a5f 0%, #2a5a7f 100%);
    padding: 1.3rem 0;
    box-shadow: 0 6px 16px rgba(26, 74, 95, 0.18);
    position: sticky;
    top: 0;
    z-index: 100;
}

header nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    font-size: 1.3rem;
    font-weight: 700;
    color: #fff;
    letter-spacing: 1px;
    text-transform: uppercase;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 2.5rem;
}

nav a {
    color: #c9d9e8;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

nav a:hover {
    color: #5fc3f5;
}

main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 3rem 2rem;
}

section {
    margin-bottom: 3.5rem;
    padding: 2.5rem 0;
    border-bottom: 1px solid #e0e8f0;
}

section:last-child {
    border-bottom: none;
}

h1 {
    font-size: 3rem;
    font-weight: 800;
    color: #1a4a5f;
    margin-bottom: 1.2rem;
    line-height: 1.2;
}

h2 {
    font-size: 2.2rem;
    font-weight: 700;
    color: #1a4a5f;
    margin-bottom: 1.5rem;
    border-bottom: 3px solid #5fc3f5;
    padding-bottom: 0.8rem;
    display: inline-block;
}

h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: #2a5a7f;
    margin-top: 1.5rem;
    margin-bottom: 0.8rem;
}

p {
    font-size: 1rem;
    line-height: 1.85;
    color: #3a3a3a;
    margin-bottom: 1.3rem;
}

p.tagline {
    font-size: 1.4rem;
    color: #5fc3f5;
    font-weight: 700;
    margin-bottom: 2rem;
}

#page-header,
#hero {
    text-align: center;
    padding: 3rem 2rem;
    background: linear-gradient(135deg, rgba(26, 74, 95, 0.08) 0%, rgba(95, 195, 245, 0.08) 100%);
    border-radius: 10px;
    margin-bottom: 3rem;
    border-left: 4px solid #5fc3f5;
}

.metrics-highlight {
    font-weight: 700;
    color: #5fc3f5;
    font-size: 1.2em;
}

.contact-details {
    background: linear-gradient(135deg, #f5f9fc 0%, #f0f8fe 100%);
    padding: 2rem;
    border-radius: 10px;
    border-left: 4px solid #5fc3f5;
    margin: 2rem 0;
}

.contact-details strong {
    color: #1a4a5f;
    font-weight: 700;
}

form {
    background-color: #f5f9fc;
    padding: 2.5rem;
    border-radius: 10px;
    margin: 2rem 0;
    border: 1px solid #d8e5f0;
}

fieldset {
    border: none;
    padding: 1.5rem 0;
    margin-bottom: 1.5rem;
}

legend {
    font-size: 1.1rem;
    font-weight: 700;
    color: #1a4a5f;
    margin-bottom: 1rem;
}

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

label {
    display: block;
    font-weight: 600;
    color: #1a1a1a;
    margin-bottom: 0.5rem;
}

input[type="text"],
input[type="email"],
textarea {
    width: 100%;
    padding: 0.9rem;
    border: 2px solid #d8e5f0;
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
    transition: all 0.3s ease;
}

input[type="text"]:focus,
input[type="email"]:focus,
textarea:focus {
    outline: none;
    border-color: #5fc3f5;
    box-shadow: 0 0 0 3px rgba(95, 195, 245, 0.1);
}

button,
input[type="submit"] {
    background: linear-gradient(135deg, #1a4a5f 0%, #5fc3f5 100%);
    color: #fff;
    padding: 1rem 2.5rem;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

button:hover,
input[type="submit"]:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(26, 74, 95, 0.25);
}

a {
    color: #1a4a5f;
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

a:hover {
    color: #5fc3f5;
}

footer {
    background-color: #1a4a5f;
    color: #c9d9e8;
    padding: 3rem 2rem;
    margin-top: 4rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

footer p {
    margin-bottom: 0.8rem;
}

footer a {
    color: #5fc3f5;
    text-decoration: none;
}

footer a:hover {
    color: #fff;
}

@media (max-width: 768px) {
    nav ul {
        gap: 1.5rem;
        font-size: 0.85rem;
    }
    h1 {
        font-size: 2rem;
    }
    h2 {
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 1.5rem;
    }
    h2 {
        font-size: 1.2rem;
    }
}