/* --- Global Styles --- */
body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    background: #f5faff;
    color: #123;
}

h1, h2, h3, h4 {
    color: #0f5f8b;
}

.section {
    padding: 60px 20px;
    max-width: 1100px;
    margin: auto;
}

/* --- Header --- */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    background: #ffffff;
    border-bottom: 1px solid #e5e5e5;
    position: sticky;
    top: 0;
}

.logo {
    font-size: 28px;
    font-weight: bold;
    color: #0f5f8b;
}

.nav a {
    margin-left: 20px;
    text-decoration: none;
    color: #0f5f8b;
    font-weight: 600;
}

.btn {
    background: #0f5f8b;
    color: white;
    padding: 10px 20px;
    border-radius: 6px;
    text-decoration: none;
    display: inline-block;
    border: none;
}

.btn.outline {
    background: transparent;
    color: #0f5f8b;
    border: 2px solid #0f5f8b;
}

.btn.small {
    padding: 6px 14px;
}

/* --- Hero Section --- */
.hero {
    display: flex;
    padding: 60px 20px;
    max-width: 1200px;
    margin: auto;
    gap: 40px;
}

.hero-text {
    flex: 1;
}

.hero-image {
    flex: 1;
}

.placeholder {
    background: #cde7f3;
    height: 350px;
    border-radius: 8px;
    display: flex;
    justify-content: center;
    align-items: center;
    color: #2b4d5c;
    font-size: 18px;
}

/* --- Quote Box --- */
.quote-box {
    margin-top: 20px;
    background: #ffffff;
    padding: 20px;
    border-radius: 8px;
    border: 1px solid #e0e0e0;
    max-width: 300px;
}

.mode-select button {
    padding: 8px 14px;
    border: 1px solid #0f5f8b;
    background: white;
    margin-right: 10px;
    border-radius: 6px;
    cursor: pointer;
}

.mode-select .active {
    background: #0f5f8b !important;
    color: white;
}

.quote-box input {
    width: 100%;
    padding: 8px;
    margin-top: 10px;
    border-radius: 6px;
    border: 1px solid #bbb;
}

.result {
    margin-top: 12px;
    font-weight: bold;
    color: #0f5f8b;
}

/* --- Cards --- */
.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.card {
    background: #ffffff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

/* --- Contact Section --- */
.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 12px;
    border-radius: 6px;
    border: 1px solid #bbb;
    margin-bottom: 12px;
}

.contact-form button {
    width: 100%;
}

/* --- Footer --- */
.footer {
    text-align: center;
    padding: 20px;
    background: #e6f2f8;
    margin-top: 40px;
}