/**
 * @name: footer.css
 * @description: 網站頁尾樣式
 * @version: 1.0.0
 * @author: Baiya Wang
 * @date: 2026-02-01
 */

/* ================================
   頁尾樣式 (Footer)
   ================================ */
.site-footer {
    background-color: var(--bg-secondary);
    color: var(--text-secondary);
    border-top: 1px solid var(--border-color);
    padding: 3rem 0 0;
    margin-top: auto;
}

.footer-section {
    padding: 1.5rem 1rem;
}

.footer-title {
    color: var(--text-primary);
    text-transform: uppercase;
    font-weight: 600;
    font-size: 0.95rem;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary-color);
    display: inline-block;
}

.footer-company-name {
    font-size: 0.9rem;
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

.footer-contact-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-contact-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
    font-size: 0.875rem;
    line-height: 1.5;
}

.footer-contact-list li i {
    color: var(--primary-color);
    flex-shrink: 0;
    margin-top: 0.2rem;
    width: 16px;
}

.footer-contact-list li span {
    color: var(--text-secondary);
}

.footer-link {
    color: var(--text-tertiary);
    text-decoration: none;
    transition: color var(--transition-speed) ease;
}

.footer-link:hover {
    color: var(--primary-color);
    text-decoration: underline;
}

.footer-link-highlight {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-speed) ease;
}

.footer-link-highlight:hover {
    color: var(--primary-hover);
    text-decoration: underline;
}

.footer-link-info {
    color: #17a2b8;
    text-decoration: none;
    transition: color var(--transition-speed) ease;
}

.footer-link-info:hover {
    color: #138496;
    text-decoration: underline;
}

.footer-text {
    color: var(--text-tertiary);
}

/* 社群按鈕 */
.footer-social {
    display: flex;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

.footer-social .social-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: var(--bg-tertiary);
    color: var(--text-secondary);
    text-decoration: none;
    transition: all var(--transition-speed) ease;
    border: 1px solid var(--border-color);
}

.footer-social .social-btn:hover {
    background-color: var(--primary-color);
    color: var(--text-inverse);
    border-color: var(--primary-color);
    transform: translateY(-3px);
}

.footer-social .social-btn i {
    font-size: 1rem;
}

/* 門市資訊 */
.footer-store {
    margin-bottom: 1.5rem;
}

.footer-store:last-child {
    margin-bottom: 0;
}

.store-name {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

/* 訂閱區塊 */
.footer-subscribe-text {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.footer-subscribe-form .input-group {
    max-width: 100%;
}

.footer-subscribe-form .form-control {
    background-color: var(--bg-primary);
    border-color: var(--border-color);
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.footer-subscribe-form .form-control:focus {
    background-color: var(--bg-primary);
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(195, 13, 35, 0.25);
}

[data-theme="dark"] .footer-subscribe-form .form-control:focus {
    box-shadow: 0 0 0 0.2rem rgba(212, 175, 55, 0.25);
}

.footer-subscribe-form .btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    white-space: nowrap;
}

/* 版權資訊 */
.footer-copyright {
    text-align: center;
    padding: 1.5rem 0;
    margin-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.footer-copyright p {
    font-size: 0.8rem;
    color: var(--text-tertiary);
    margin: 0;
}

/* 響應式調整 - 頁尾 */
@media (max-width: 991.98px) {
    .footer-section {
        text-align: center;
    }

    .footer-title {
        display: block;
        text-align: center;
    }

    .footer-contact-list li {
        justify-content: center;
        flex-wrap: wrap;
    }

    .footer-social {
        justify-content: center;
    }

    .footer-subscribe-form .input-group {
        max-width: 400px;
        margin: 0 auto;
    }
}

@media (max-width: 575.98px) {
    .site-footer {
        padding: 2rem 0 0;
    }

    .footer-section {
        padding: 1rem 0.5rem;
    }

    .footer-subscribe-form .btn span {
        display: none;
    }
}