/* ========== SECCIÓN RSVP ========== */
.rsvp-section {
    min-height: 100vh;
    background: linear-gradient(135deg, #dcd4cc 0%, #e8e0d8 50%, #f5f0eb 100%);
    padding: 140px 20px 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.rsvp-section::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: 
        radial-gradient(circle at 15% 25%, rgba(168,149,108,0.05) 0%, transparent 50%),
        radial-gradient(circle at 85% 75%, rgba(201,184,153,0.06) 0%, transparent 50%);
    pointer-events: none;
}

.rsvp-container {
    max-width: 600px;
    width: 100%;
    position: relative;
    z-index: 2;
}

/* Header */
.rsvp-header {
    text-align: center;
    margin-bottom: 50px;
}

.rsvp-title {
    font-family: 'Pinyon Script', cursive;
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    color: #8e9b6d;
    margin-bottom: 15px;
}

.rsvp-subtitle {
    font-size: 0.9rem;
    letter-spacing: 2px;
    color: var(--text-color);
    line-height: 1.8;
    max-width: 500px;
    margin: 0 auto;
}

/* Card del formulario */
.rsvp-card {
    background: rgba(255,255,255,0.7);
    backdrop-filter: blur(15px);
    border-radius: 20px;
    padding: 45px 40px;
    border: 1px solid rgba(255,255,255,0.8);
    box-shadow: 
        0 15px 40px rgba(0,0,0,0.08),
        inset 0 1px 0 rgba(255,255,255,0.9);
    position: relative;
}

.rsvp-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 3px;
    background: linear-gradient(90deg, transparent, var(--gold), transparent);
    opacity: 0.5;
}

/* Form groups */
.form-group {
    margin-bottom: 25px;
}

.form-label {
    display: block;
    font-size: 0.8rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--gold);
    font-weight: 600;
    margin-bottom: 10px;
}

.form-label.required::after {
    content: ' *';
    color: #d4a574;
}

/* Inputs */
.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 14px 18px;
    border: 1px solid rgba(168,149,108,0.3);
    border-radius: 10px;
    font-size: 0.95rem;
    color: var(--dark-text);
    background: rgba(255,255,255,0.6);
    transition: all 0.3s ease;
    font-family: 'Cormorant Garamond', serif;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--gold);
    background: rgba(255,255,255,0.9);
    box-shadow: 0 0 0 3px rgba(168,149,108,0.1);
}

.form-textarea {
    resize: vertical;
    min-height: 100px;
}

/* Submit button */
.form-submit {
    width: 100%;
    padding: 16px;
    background: linear-gradient(135deg, var(--gold) 0%, #c9b899 100%);
    color: white;
    border: none;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(168,149,108,0.3);
    margin-top: 15px;
}

.form-submit:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(168,149,108,0.45);
}

.form-submit:active:not(:disabled) {
    transform: translateY(0);
}

.form-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Mensajes de feedback */
.form-message {
    margin-top: 20px;
    padding: 15px 20px;
    border-radius: 10px;
    font-size: 0.9rem;
    text-align: center;
    display: none;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.form-message.success {
    background: rgba(76,175,80,0.15);
    border: 1px solid rgba(76,175,80,0.3);
    color: #2e7d32;
}

.form-message.error {
    background: rgba(211,47,47,0.15);
    border: 1px solid rgba(211,47,47,0.3);
    color: #c62828;
}

.form-message.visible {
    display: block;
}

/* Grid de 2 columnas para algunos campos */
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

/* Decoración inferior */
.rsvp-footer {
    text-align: center;
    margin-top: 40px;
    font-size: 0.85rem;
    color: var(--text-color);
    font-style: italic;
    opacity: 0.8;
}

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
    .rsvp-section {
        padding: 120px 20px 80px;
    }

    .rsvp-card {
        padding: 35px 30px;
    }

    .form-row {
        grid-template-columns: 1fr;
        gap: 25px;
    }
}

@media (max-width: 480px) {
    .rsvp-card {
        padding: 30px 25px;
    }

    .form-input,
    .form-select,
    .form-textarea {
        padding: 12px 15px;
        font-size: 0.9rem;
    }
}