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

:root {
    --green: #2d6a4f;
    --green-light: #40916c;
    --green-dark: #1b4332;
    --white: #ffffff;
    --gray-100: #f8f9fa;
    --gray-300: #dee2e6;
    --gray-600: #6c757d;
    --gray-900: #212529;
    --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

body {
    font-family: var(--font);
    color: var(--gray-900);
    background: var(--white);
    line-height: 1.6;
}

/* Nav */
header {
    background: var(--green-dark);
    padding: 1rem 2rem;
}

nav {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    color: var(--white);
    text-decoration: none;
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

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

nav ul a {
    color: var(--gray-300);
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.2s;
}

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

.portal-link {
    background: var(--green-light);
    color: var(--white) !important;
    padding: 0.4rem 1rem;
    border-radius: 4px;
    font-weight: 600;
}

.portal-link:hover { background: var(--green); }

/* Hero */
.hero {
    background: var(--green-dark);
    color: var(--white);
    padding: 6rem 2rem;
    text-align: center;
}

.hero h1 {
    font-size: 2.8rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero p {
    font-size: 1.2rem;
    color: var(--gray-300);
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.btn {
    display: inline-block;
    background: var(--green-light);
    color: var(--white);
    padding: 0.75rem 2rem;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 600;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    transition: background 0.2s;
}

.btn:hover { background: var(--green); }

/* Services overview */
.services-overview {
    padding: 4rem 2rem;
    max-width: 1100px;
    margin: 0 auto;
    text-align: center;
}

.services-overview h2 {
    font-size: 2rem;
    margin-bottom: 2.5rem;
    color: var(--green-dark);
}

.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
}

.card {
    background: var(--gray-100);
    border-radius: 8px;
    padding: 2rem;
    text-align: left;
}

.card h3 {
    color: var(--green-dark);
    margin-bottom: 0.75rem;
    font-size: 1.2rem;
}

/* Page hero */
.page-hero {
    background: var(--green-dark);
    color: var(--white);
    padding: 3rem 2rem;
    text-align: center;
}

.page-hero h1 { font-size: 2.2rem; }

/* Content block */
.content-block {
    max-width: 800px;
    margin: 3rem auto;
    padding: 0 2rem;
}

.content-block p { margin-bottom: 1rem; color: var(--gray-600); font-size: 1.05rem; }

.service { margin-bottom: 2.5rem; }
.service h2 { color: var(--green-dark); margin-bottom: 0.5rem; }

/* Contact form */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 2rem;
}

.contact-form label { font-weight: 600; font-size: 0.9rem; }

.contact-form input,
.contact-form textarea {
    padding: 0.6rem 0.8rem;
    border: 1px solid var(--gray-300);
    border-radius: 4px;
    font-family: var(--font);
    font-size: 1rem;
    width: 100%;
}

.contact-form textarea { resize: vertical; }

/* Footer */
footer {
    background: var(--green-dark);
    color: var(--gray-300);
    text-align: center;
    padding: 1.5rem;
    font-size: 0.9rem;
    margin-top: 4rem;
}