/* ============================================
   RSVP - Confirmação de Presença
   ============================================ */

.rsvp {
    background: linear-gradient(180deg, #E8F0FF 0%, #D6E4FF 50%, #E8F0FF 100%);
    position: relative;
}

.rsvp-bg-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at center bottom, rgba(10, 77, 255, 0.08) 0%, transparent 60%);
    pointer-events: none;
}

.rsvp-form {
    max-width: 600px;
    margin: 0 auto;
    padding: var(--space-3xl);
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid rgba(10, 77, 255, 0.1);
}

.form-group {
    margin-bottom: var(--space-xl);
}

.form-group label {
    display: block;
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-navy);
    margin-bottom: var(--space-sm);
    letter-spacing: 0.02em;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--space-lg);
    background: var(--color-bg-soft);
    border: 1px solid rgba(10, 77, 255, 0.1);
    border-radius: var(--radius-md);
    font-size: var(--text-base);
    color: var(--color-text);
    transition: var(--transition-base);
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--color-royal-blue);
    box-shadow: 0 0 0 3px rgba(10, 77, 255, 0.1);
    background: var(--color-white);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-text-muted);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* RSVP Button */
.btn-rsvp {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    padding: var(--space-lg) var(--space-2xl);
    background: var(--gradient-blue);
    border-radius: var(--radius-full);
    color: var(--color-white);
    font-size: var(--text-base);
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    transition: var(--transition-base);
    box-shadow: var(--shadow-md);
}

.btn-rsvp:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.btn-rsvp:active {
    transform: translateY(0);
}

/* Success Message */
.rsvp-success {
    display: none;
    text-align: center;
    padding: var(--space-3xl);
}

.rsvp-success.active {
    display: block;
    animation: fadeInUp 0.6s ease-out;
}

.rsvp-success h3 {
    font-family: var(--font-serif);
    font-size: var(--text-3xl);
    color: var(--color-royal-blue);
    margin-bottom: var(--space-md);
}

.rsvp-success p {
    color: var(--color-text-light);
    font-size: var(--text-lg);
}


/* Acompanhantes */
.acompanhantes-container {
    animation: fadeInUp 0.4s ease-out;
}

.acompanhante-field {
    margin-bottom: var(--space-md);
}

.acompanhante-field input {
    width: 100%;
    padding: var(--space-lg);
    background: var(--color-bg-soft);
    border: 1px solid rgba(10, 77, 255, 0.1);
    border-radius: var(--radius-md);
    font-size: var(--text-base);
    color: var(--color-text);
    transition: var(--transition-base);
}

.acompanhante-field input:focus {
    border-color: var(--color-royal-blue);
    box-shadow: 0 0 0 3px rgba(10, 77, 255, 0.1);
    background: var(--color-white);
}

.acompanhante-field input::placeholder {
    color: var(--color-text-muted);
}

/* Error message */
.form-error {
    background: #FEE2E2;
    color: #DC2626;
    padding: 0.75rem 1rem;
    border-radius: 0.5rem;
    margin-bottom: 1rem;
    font-size: 0.875rem;
    text-align: center;
    animation: fadeInUp 0.3s ease-out;
}