body {
    margin: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: #f5f7fb;
    color: #1f2933;
}

a { color: #1f4b8f; text-decoration: none; }
a:hover { text-decoration: underline; }

.site-header {
    background: #1f4b8f;
    color: #fff;
    padding: 0.8rem 1rem;
}

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

.logo {
    font-weight: 700;
    font-size: 1.2rem;
}

.nav-links a {
    margin-left: 1rem;
    color: #e5ecff;
    font-size: 0.95rem;
}

.nav-links a:hover {
    color: #fff;
}

.main {
    max-width: 1100px;
    margin: 1.5rem auto 2.5rem;
    padding: 0 1rem;
}

.hero {
    background: #fff;
    border-radius: 1rem;
    padding: 1.5rem;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
    margin-bottom: 1.5rem;
}

.btn {
    display: inline-block;
    padding: 0.6rem 1.2rem;
    border-radius: 999px;
    background: #1f4b8f;
    color: #fff;
    font-weight: 600;
    font-size: 0.95rem;
}

.btn-secondary {
    background: transparent;
    border: 1px solid #1f4b8f;
    color: #1f4b8f;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1rem;
}

.card {
    background: #fff;
    border-radius: 0.9rem;
    padding: 1rem 1.2rem;
    border: 1px solid #e5e9f2;
}

.card h3 {
    margin-top: 0;
}

.site-footer {
    background: #0f172a;
    color: #e5ecff;
    font-size: 0.85rem;
    padding: 1rem;
}

.site-footer-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

/* Forms */
form label {
    display: block;
    margin-bottom: 0.2rem;
    font-size: 0.9rem;
    font-weight: 600;
}

form input, form textarea {
    width: 100%;
    padding: 0.5rem 0.6rem;
    border-radius: 0.5rem;
    border: 1px solid #cbd2e1;
    margin-bottom: 0.6rem;
    font-family: inherit;
    font-size: 0.95rem;
}

form input:focus, form textarea:focus {
    outline: none;
    border-color: #1f4b8f;
}

/* Admin */
.admin-header {
    background: #111827;
    color: #e5e7eb;
    padding: 0.8rem 1rem;
}

.admin-inner {
    max-width: 1000px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.admin-main {
    max-width: 1000px;
    margin: 1.5rem auto 2.5rem;
    padding: 0 1rem;
}

.admin-nav a {
    margin-left: 1rem;
    color: #9ca3af;
}

.admin-nav a:hover {
    color: #fff;
}

.notice {
    background: #ecfdf3;
    border: 1px solid #bbf7d0;
    color: #166534;
    padding: 0.7rem 0.9rem;
    border-radius: 0.5rem;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}