/* Reset and base */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Georgia, "Times New Roman", serif;
    color: #2c2c2c;
    line-height: 1.6;
    background-color: #faf9f6;
}

/* Navigation */
.site-nav {
    background-color: #2E5339;
    padding: 0.75rem 1.5rem;
    text-align: center;
}

.site-nav ul {
    list-style: none;
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.site-nav a {
    color: #faf9f6;
    text-decoration: none;
    font-size: 0.95rem;
    transition: opacity 0.2s;
}

.site-nav a:hover {
    opacity: 0.8;
}

.site-nav .nav-active {
    font-weight: bold;
    border-bottom: 2px solid #d4c9a8;
    padding-bottom: 2px;
}

.site-nav .nav-disabled {
    color: #faf9f6;
    opacity: 0.4;
    font-size: 0.95rem;
    cursor: default;
}

/* Hero / Header */
.hero {
    background-color: #2E5339;
    color: #faf9f6;
    text-align: center;
    padding: 4rem 1.5rem;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.hero .tagline {
    font-size: 1.15rem;
    font-style: italic;
    opacity: 0.9;
}

/* Main content */
main {
    max-width: 720px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
}

section {
    margin-bottom: 2.5rem;
}

h2 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #2E5339;
    border-bottom: 2px solid #d4c9a8;
    padding-bottom: 0.35rem;
}

p {
    margin-bottom: 0.75rem;
}

/* Detail cards */
.detail-cards {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.card {
    flex: 1 1 200px;
    background-color: #f0ece2;
    border-radius: 6px;
    padding: 1.25rem;
}

.card h3 {
    font-size: 1.1rem;
    margin-bottom: 0.4rem;
    color: #2E5339;
}

/* RSVP Form */
.rsvp {
    background-color: #f0ece2;
    border-radius: 6px;
    padding: 1.5rem;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    font-weight: bold;
    margin-bottom: 0.3rem;
    font-size: 0.95rem;
}

.required {
    color: #a03030;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="number"],
.form-group textarea {
    width: 100%;
    padding: 0.5rem 0.6rem;
    border: 1px solid #c5bfa7;
    border-radius: 4px;
    font-family: inherit;
    font-size: 1rem;
    background-color: #faf9f6;
    color: #2c2c2c;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #2E5339;
    box-shadow: 0 0 0 2px rgba(59, 93, 59, 0.2);
}

.input-error {
    border-color: #a03030 !important;
}

.error-msg {
    display: block;
    color: #a03030;
    font-size: 0.85rem;
    margin-top: 0.2rem;
    min-height: 1.1em;
}

.form-row {
    display: flex;
    gap: 1rem;
}

.form-row .form-group {
    flex: 1;
}

.checkbox-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: normal;
    cursor: pointer;
}

.checkbox-group input[type="checkbox"] {
    width: 1.1rem;
    height: 1.1rem;
    accent-color: #2E5339;
}

.btn-submit,
.btn-edit {
    display: inline-block;
    background-color: #2E5339;
    color: #faf9f6;
    border: none;
    padding: 0.6rem 1.5rem;
    font-family: inherit;
    font-size: 1rem;
    border-radius: 4px;
    cursor: pointer;
    margin-top: 0.5rem;
}

.btn-submit:hover,
.btn-edit:hover {
    background-color: #2e4a2e;
}

.confirmation {
    margin-top: 1rem;
}

.confirmation h3 {
    color: #2E5339;
    margin-bottom: 0.75rem;
}

.confirmation p {
    margin-bottom: 0.4rem;
}

/* Contact */
.contact-email a {
    color: #2E5339;
    font-weight: bold;
}

/* Footer */
footer {
    text-align: center;
    padding: 1.5rem;
    font-size: 0.85rem;
    color: #888;
    border-top: 1px solid #e0dcd3;
}

/* Responsive */
@media (max-width: 480px) {
    .hero {
        padding: 2.5rem 1rem;
    }

    .hero h1 {
        font-size: 1.75rem;
    }

    .detail-cards {
        flex-direction: column;
    }

    .form-row {
        flex-direction: column;
        gap: 0;
    }
}