.footer {
    background: var(--fundo-escuro);
    color: var(--texto-claro);
    padding: var(--espaco-xl) 0 var(--espaco-md);
    border-top: 1px solid var(--borda-sutil-escuro);
    position: relative;
    z-index: 1000;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--espaco-lg);
    display: flex;
    flex-direction: column;
    gap: var(--espaco-lg);
}

.footer-row {
    display: flex;
    align-items: center;
    width: 100%;
}

.footer-row--top {
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--espaco-md);
    padding-bottom: var(--espaco-md);
    border-bottom: 1px solid var(--borda-sutil-escuro);
}

.footer-logo a {
    display: inline-flex;
    align-items: center;
    text-decoration: none;
    transition: opacity var(--transicao-padrao);
}

.footer-logo a:hover {
    opacity: 0.85;
}

.footer-logo img {
    max-width: 140px;
    height: auto;
    display: block;
}

.footer-newsletter {
    flex-shrink: 0;
}

.newsletter-form {
    display: flex;
    flex-direction: column;
    gap: var(--espaco-2xs);
    align-items: flex-end;
}

.newsletter-input-group {
    display: flex;
    gap: var(--espaco-2xs);
}

.newsletter-input {
    padding: var(--espaco-2xs) var(--espaco-sm);
    background: var(--fundo-escuro);
    border: 1px solid var(--borda-sutil-escuro);
    color: var(--texto-claro);
    font-size: 0.9rem;
    border-radius: var(--raio-pequeno);
    outline: none;
    transition: border-color var(--transicao-padrao);
    width: 220px;
}

.newsletter-input:focus {
    border-color: var(--marca);
    box-shadow: var(--borda-foco-sombra);
}

.newsletter-input::placeholder {
    color: var(--texto-claro-muted);
    opacity: 0.8;
}

.newsletter-btn {
    padding: var(--espaco-2xs) var(--espaco-md);
    background: var(--marca);
    color: var(--texto-claro);
    border: none;
    border-radius: var(--raio-pequeno);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: background var(--transicao-padrao), transform var(--transicao-padrao);
    white-space: nowrap;
}

.newsletter-btn:hover {
    background: var(--marca-hover);
    transform: translateY(-1px);
}

.newsletter-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.form-feedback {
    font-size: 0.8rem;
    margin-top: var(--espaco-2xs);
    display: flex;
    align-items: center;
    gap: 4px;
}

.form-feedback.success {
    color: var(--sucesso);
}

.form-feedback.error {
    color: var(--perigo);
}

.footer-row--main {
    justify-content: center;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr 1fr;
    gap: var(--espaco-xl);
    max-width: 900px;
    width: 100%;
}

.footer-col {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.footer-col-title {
    color: var(--texto-claro);
    font-weight: 600;
    font-size: 0.95rem;
    margin: 0 0 var(--espaco-sm);
    letter-spacing: -0.2px;
}

.footer-phrase {
    font-size: 1.1rem;
    line-height: 1.4;
    color: var(--texto-claro-sec);
    margin: 0;
}

.footer-phrase strong {
    color: var(--texto-claro);
    font-weight: 700;
}

.quick-links {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: var(--espaco-2xs);
}

.quick-links li a {
    color: var(--texto-claro-sec);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color var(--transicao-padrao);
    position: relative;
    padding: 2px 0;
}

.quick-links li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--marca);
    transform: scaleX(0);
    transform-origin: center;
    transition: transform var(--transicao-padrao);
}

.quick-links li a:hover {
    color: var(--texto-claro);
}

.quick-links li a:hover::after {
    transform: scaleX(1);
}

.contact-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: var(--espaco-2xs);
}

.contact-list li {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--espaco-xs);
    font-size: 0.9rem;
}

.contact-list i {
    color: var(--marca);
    font-size: 0.95rem;
    width: 18px;
    text-align: center;
}

.footer-row--social {
    justify-content: center;
    padding: var(--espaco-sm) 0;
}

.footer-social {
    display: flex;
    gap: var(--espaco-lg);
}

.footer-social a {
    font-size: 1.3rem;
    transition: transform var(--transicao-padrao), opacity var(--transicao-padrao);
    text-decoration: none;
    display: flex;
    align-items: center;
    opacity: 0.9;
}

.footer-social a:hover {
    opacity: 1;
    transform: translateY(-2px);
}

.footer-social .bi-facebook {
    color: var(--facebook);
}

.footer-social .bi-instagram {
    background: var(--instagram);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-social .bi-tiktok {
    color: #000000;
    -webkit-text-stroke: 0.6px #ffffff;
    filter: drop-shadow(0 0 1.5px rgba(255, 255, 255, 0.9));
}

.footer-social .bi-whatsapp {
    color: var(--whatsapp);
}

.footer-social .bi-youtube {
    color: var(--youtube);
}

.footer-row--bottom {
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--espaco-sm);
    padding-top: var(--espaco-md);
    border-top: 1px solid var(--borda-sutil-escuro);
    font-size: 0.85rem;
}

.footer-credit strong {
    color: var(--texto-claro);
    font-weight: 600;
}

.scroll-top-btn {
    position: fixed;
    bottom: var(--espaco-lg);
    right: var(--espaco-lg);
    width: 42px;
    height: 42px;
    background: var(--marca);
    color: var(--texto-claro);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--raio-pequeno);
    text-decoration: none;
    box-shadow: var(--sombra-elevada);
    transition: all var(--transicao-padrao);
    z-index: 1100;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    border: none;
    cursor: pointer;
}

.scroll-top-btn.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-top-btn:hover {
    background: var(--marca-hover);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px -4px rgba(29, 78, 216, 0.5);
}

.scroll-top-btn i {
    font-size: 1.3rem;
    font-weight: 700;
}

@media (max-width: 768px) {
    .footer-row--top {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--espaco-md);
    }

    .footer-newsletter {
        width: 100%;
    }

    .newsletter-input-group {
        width: 100%;
    }

    .newsletter-input {
        flex: 1;
        min-width: 0;
    }

    .newsletter-btn {
        padding: var(--espaco-2xs) var(--espaco-lg);
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--espaco-lg);
        text-align: center;
    }

    .footer-row--bottom {
        flex-direction: column;
        text-align: center;
    }

    .scroll-top-btn {
        bottom: var(--espaco-md);
        right: var(--espaco-md);
        width: 40px;
        height: 40px;
    }
}

@media (max-width: 480px) {
    .footer-logo img {
        max-width: 120px;
    }

    .footer-phrase {
        font-size: 1rem;
    }

    .quick-links li a,
    .contact-list li,
    .footer-col-title {
        font-size: 0.85rem;
    }
}