/* ============== CONTATO ============== */
.contato-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 40px;
    align-items: stretch;
}

.contato-info,
.contato-form {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 40px;
    backdrop-filter: blur(10px);
}

.contato-info {
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

.contato-info::before {
    content: '';
    position: absolute;
    top: -60px;
    right: -60px;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(0, 255, 255, 0.18), transparent 60%);
    filter: blur(20px);
}

.contato-info h3 {
    font-size: 24px;
    margin-bottom: 12px;
    color: #fff;
    position: relative;
}

.contato-info > p {
    color: var(--text-muted);
    margin-bottom: 32px;
    position: relative;
    line-height: 1.7;
}

.contato-list {
    display: flex;
    flex-direction: column;
    gap: 18px;
    margin-bottom: 32px;
    position: relative;
}

.contato-list li {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 12px 0;
    border-bottom: 1px dashed var(--border);
}

.contato-list li:last-child { border-bottom: none; }

.ci-icon {
    width: 44px;
    height: 44px;
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    background: rgba(0, 255, 255, 0.08);
    border: 1px solid var(--border-strong);
    color: var(--primary);
    font-size: 22px;
}

.contato-list li > div {
    display: flex;
    flex-direction: column;
}

.contato-list strong {
    font-size: 13px;
    color: var(--text-muted);
    font-weight: 500;
    letter-spacing: 0.4px;
    text-transform: uppercase;
}

.contato-list a,
.contato-list span {
    font-size: 15px;
    color: #fff;
    font-weight: 500;
    transition: var(--transition);
}

.contato-list a:hover { color: var(--primary); }

.contato-social {
    margin-top: auto;
}

/* Form */
.contato-form {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.contato-form label {
    display: flex;
    flex-direction: column;
    gap: 8px;
    font-size: 13px;
    color: var(--text-muted);
    font-weight: 500;
    letter-spacing: 0.3px;
}

.contato-form label > span {
    text-transform: uppercase;
    font-size: 11px;
    letter-spacing: 1px;
}

.contato-form input,
.contato-form textarea {
    width: 100%;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 14px 16px;
    color: #fff;
    font-size: 15px;
    font-family: inherit;
    resize: vertical;
    transition: var(--transition);
}

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

.contato-form input:focus,
.contato-form textarea:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(0, 0, 0, 0.5);
    box-shadow: 0 0 0 3px rgba(0, 255, 255, 0.12);
}

.form-submit {
    align-self: flex-start;
    margin-top: 6px;
}

.form-feedback {
    font-size: 13px;
    min-height: 18px;
    color: var(--primary);
    font-weight: 500;
}

.form-feedback.error { color: #ef4444; }

/* ============== FOOTER ============== */
.footer {
    position: relative;
    z-index: 1;
    border-top: 1px solid var(--border);
    background: rgba(7, 7, 11, 0.6);
    backdrop-filter: blur(10px);
    margin-top: 60px;
    padding: 50px 32px 30px;
}

.footer-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 22px;
}

.footer-logo {
    transform: scale(1.05);
}

.footer-nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 28px;
}

.footer-nav a {
    color: var(--text-muted);
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
}

.footer-nav a:hover { color: var(--primary); }

.footer-copy {
    font-size: 13px;
    color: var(--text-dim);
    text-align: center;
    border-top: 1px solid var(--border);
    padding-top: 22px;
    width: 100%;
    margin-top: 6px;
}

.back-top {
    position: fixed;
    right: 24px;
    bottom: 24px;
    width: 46px;
    height: 46px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--gradient-primary);
    color: #04101a;
    font-size: 24px;
    box-shadow: var(--shadow-glow);
    opacity: 0;
    transform: translateY(20px);
    pointer-events: none;
    transition: var(--transition);
    z-index: 99;
}

.back-top.is-visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.back-top:hover {
    transform: translateY(-4px);
}

/* Responsive */
@media (max-width: 900px) {
    .contato-grid {
        grid-template-columns: 1fr;
    }
    .contato-info, .contato-form {
        padding: 28px;
    }
    .form-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 560px) {
    .footer { padding: 40px 20px 24px; }
    .footer-nav { gap: 18px; }
    .back-top { right: 16px; bottom: 16px; }
}