/* ===================================
   Contact Page Styles
   =================================== */

/* Page Header */
.page-header {
    position: relative;
    height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    margin-top: 80px;
}

.page-header-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
}

.page-header-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(10,10,10,0.75), rgba(28,28,28,0.65));
}

.page-header-content {
    position: relative;
    z-index: 1;
    color: var(--white);
}

.page-header-content h1 {
    font-family: var(--font-display);
    font-size: clamp(2rem, 3.5vw + 1rem, 3.75rem);
    margin-bottom: 1rem;
    color: var(--gold);
}

.page-header-content p {
    font-size: 1.1rem;
    letter-spacing: 0.1em;
    color: var(--cream);
}

/* Contact Section */
.contact-section {
    background: var(--cream);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
    align-items: start;
}

/* Contact Info */
.contact-info {
    background: var(--white);
    padding: 3rem;
    position: relative;
}

/* 樣式 2: 完整偏移矩形邊框 - 聯絡資訊框 */
.contact-info::before {
    content: '';
    position: absolute;
    top: -12px;
    left: -12px;
    right: 12px;
    bottom: 12px;
    border: 1px solid var(--gold);
    opacity: 0.3;
    transition: all 0.4s ease;
    pointer-events: none;
}

.info-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid rgba(201, 169, 97, 0.2);
}

.info-item:last-of-type {
    border-bottom: none;
    margin-bottom: 2.5rem;
}

.info-icon {
    width: 60px;
    height: 60px;
    background: var(--gold);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all 0.3s;
}

.info-item:hover .info-icon {
    transform: rotate(360deg);
    background: var(--gold-dark);
}

.info-icon i {
    font-size: 1.5rem;
    color: var(--black);
}

.info-content h4 {
    font-size: 1.1rem;
    color: var(--black);
    margin-bottom: 0.5rem;
}

.info-content p {
    color: var(--gray);
    line-height: 1.6;
}

/* Address list — hanging indent so wrapped lines align under the address, not the 河內/海防 label */
.info-content p.address-list span {
    display: block;
    padding-left: 3em;
    text-indent: -3em;
    margin-bottom: 0.5rem;
}

.info-content p.address-list span:last-child {
    margin-bottom: 0;
}

/* Phone (tel:) links — match gray text, override iOS Safari default blue */
.info-content p a {
    color: var(--gray);
    -webkit-text-fill-color: var(--gray);
    text-decoration: none;
    transition: color 0.3s, -webkit-text-fill-color 0.3s;
}

.info-content p a:hover {
    color: var(--gold);
    -webkit-text-fill-color: var(--gold);
}

/* Social Links */
.social-links {
    display: flex;
    gap: 1rem;
}

.social-link {
    width: 45px;
    height: 45px;
    border: 2px solid var(--gold);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gold);
    text-decoration: none;
    transition: all 0.3s;
    position: relative;
}

.social-link::before {
    content: '';
    position: absolute;
    top: -5px;
    left: -5px;
    right: -5px;
    bottom: -5px;
    border: 2px solid var(--gold);
    border-radius: 50%;
    opacity: 0;
    transition: all 0.3s;
}

.social-link:hover {
    background: var(--gold);
    color: var(--black);
    transform: translateY(-3px);
}

.social-link:hover::before {
    opacity: 0.3;
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--white);
    padding: 3rem;
    position: relative;
}

/* 樣式 3: 雙層邊框效果 - 聯絡表單 */
.contact-form-wrapper {
    border: 1px solid var(--gold);
}

.contact-form-wrapper::before {
    content: '';
    position: absolute;
    top: 8px;
    left: 8px;
    right: 8px;
    bottom: 8px;
    border: 1px solid var(--gold);
    opacity: 0.4;
    transition: all 0.4s ease;
}

.contact-form {
    position: relative;
}

.form-group {
    margin-bottom: 1.75rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--charcoal);
    font-weight: 500;
    font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid #E8E8E8;
    background: var(--cream);
    color: var(--charcoal);
    font-family: 'Noto Sans TC', sans-serif;
    font-size: 0.95rem;
    transition: all 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--gold);
    background: var(--white);
}

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23C9A961' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

.contact-form .btn {
    width: 100%;
    margin-top: 1rem;
    cursor: pointer;
}

/* Map Section */
.map-section {
    padding: 0;
}

/* 兩個地圖並排，沿用單一地圖的高度與裝飾線樣式 */
.map-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
}

.map-container {
    position: relative;
    width: 100%;
    height: 450px;
}

/* 地點標籤 */
.map-container .map-label {
    position: absolute;
    top: 1rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
    background: rgba(0, 0, 0, 0.75);
    color: var(--gold);
    padding: 0.4rem 1.2rem;
    border-radius: 2rem;
    font-size: 0.9rem;
    letter-spacing: 0.05em;
    white-space: nowrap;
    pointer-events: none;
}

/* 樣式 12: 簡約線條邊框 - 地圖容器 */
.map-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100px;
    height: 2px;
    background: var(--gold);
    opacity: 0.4;
    z-index: 1;
    pointer-events: none;
}

.map-container::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 100px;
    height: 2px;
    background: var(--gold);
    opacity: 0.4;
    z-index: 1;
    pointer-events: none;
}

.map-container iframe {
    display: block;
    width: 100%;
    height: 100%;
    position: relative;
    z-index: 2;
}

/* Form Validation Styles — 只在使用者填寫並離開欄位後才套色，頁面載入時不顯示紅/綠框 */
.form-group input:user-invalid,
.form-group select:user-invalid,
.form-group textarea:user-invalid {
    border-color: #dc3545;
}

.form-group input:user-valid,
.form-group select:user-valid,
.form-group textarea:user-valid {
    border-color: #28a745;
}

/* Responsive */
@media (max-width: 1024px) {
    .contact-grid {
        gap: 3rem;
    }
}

@media (max-width: 768px) {
    .page-header {
        height: 50vh;
        margin-top: 60px;
    }

    .contact-section {
        padding: 4rem 1.25rem;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .contact-info,
    .contact-form-wrapper {
        padding: 2rem;
    }

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

    .map-grid {
        grid-template-columns: 1fr;
    }

    .map-container {
        height: 350px;
    }
}

@media (max-width: 480px) {
    .contact-section {
        padding: 3rem 1rem;
    }

    .contact-info,
    .contact-form-wrapper {
        padding: 1.5rem;
    }

    .info-item {
        flex-direction: column;
        text-align: center;
    }

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

    .map-container {
        height: 300px;
    }
}