.form-card {
    background: #fff;
    padding: 2rem;
    border-radius: 8px;
    max-width: 600px;
    margin: 2rem auto;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.form-card form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem 2rem;
}

.form-card label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.25rem;
    color: #003366;
}

.form-card input[type="text"],
.form-card input[type="email"],
.form-card input[type="tel"],
.form-card textarea {
    width: 100%;
    padding: 0.6rem;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-family: inherit;
    transition: border-color 0.3s ease;
}

.form-card input:focus,
.form-card textarea:focus {
    border-color: #004643;
    outline: none;
    box-shadow: 0 0 0 3px rgba(0, 70, 67, 0.15);
}

.form-card fieldset {
    grid-column: 1 / -1;
    border: none;
    margin: 1rem 0;
    padding: 0;
}

.form-card legend {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #004643;
}

.form-card fieldset label {
    display: inline-flex;
    align-items: center;
    margin-right: 1rem;
    font-weight: normal;
}

.form-card fieldset input {
    margin-right: 0.3rem;
}

input[type="hidden"] {
    display: none;
}

.form-card input[type="submit"] {
    grid-column: 1 / -1;
    background-color: #004643;
    color: #FAF4D3;
    border: none;
    padding: 0.75rem;
    border-radius: 4px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s ease;
    justify-self: start;
}

.form-card input[type="submit"]:hover {
    background-color: #003435;
}

.membership-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin: 2rem auto;
    max-width: 1000px;
    padding: 0 1rem;
    opacity: 0;
    animation: fadeInCards 0.8s ease-out forwards;
}

.membership-card {
    background: #fff;
    border-left: 6px solid #004643;
    border-radius: 10px;
    padding: 1.5rem;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.07);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.membership-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.1);
}

.membership-card h3 {
    margin: 0;
    font-size: 1.2rem;
    background-color: #004643;
    color: #faf4d3;
    padding: 0.4rem 0.75rem;
    border-radius: 20px;
    display: inline-block;
    font-weight: 600;
}

.membership-card:nth-child(2) h3 {
    background-color: #f6be9a;
    color: #0c1618;
}

.membership-card:nth-child(3) h3 {
    background-color: #bbb;
    color: #0c1618;
}

.membership-card:nth-child(4) h3 {
    background-color: #d1ac00;
    color: #0c1618;
}

.membership-card ul {
    padding: 0;
    list-style: none;
    margin: 0;
}

.membership-card ul li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.5rem;
    color: #333;
}

.membership-card ul li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #004643;
    font-weight: bold;
}

.membership-card a {
    align-self: flex-start;
    padding: 0.5rem 1rem;
    background-color: #004643;
    color: #faf4d3;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 500;
    transition: background-color 0.3s ease;
}

.membership-card a:hover {
    background-color: #0c1618;
}

dialog {
    border: none;
    border-radius: 6px;
    padding: 1.5rem;
    max-width: 400px;
}

dialog::backdrop {
    background: rgba(0, 0, 0, 0.4);
}

dialog [data-close] {
    margin-top: 1rem;
    padding: 0.5rem 1rem;
    background: #004643;
    color: #faf4d3;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

@keyframes fadeInCards {
    to {
        opacity: 1;
    }
}

@media (max-width: 600px) {
    .form-card form {
        grid-template-columns: 1fr;
    }
}