/* 联系页 — Apple Support 式分组列表 */
.contact-page {
    padding: clamp(2.5rem, 5vw, 4rem) 0 clamp(3.5rem, 7vw, 5.5rem);
    background: var(--apple-bg-secondary, #f5f5f7);
    color: var(--apple-text-primary, #1d1d1f);
}

.contact-page .container {
    max-width: 980px;
}

.contact-block {
    margin: 0 0 2.75rem;
}

.contact-block:last-child {
    margin-bottom: 0;
}

.contact-block__title {
    margin: 0 0 0.4rem;
    padding: 0 0.35rem;
    font-size: 1.375rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--apple-text-primary, #1d1d1f);
}

.contact-block__lead {
    margin: 0 0 1rem;
    padding: 0 0.35rem;
    font-size: 0.95rem;
    line-height: 1.5;
    color: var(--apple-text-secondary, #6e6e73);
}

/* 白底分组 inset */
.contact-group {
    margin: 0;
    padding: 0;
    list-style: none;
    background: var(--apple-bg-card, #ffffff);
    border-radius: 16px;
    border: 1px solid var(--apple-border-subtle, rgba(0, 0, 0, 0.08));
    overflow: hidden;
}

.contact-row {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.35rem;
    min-height: 64px;
    padding: 1rem 1.15rem;
    text-decoration: none;
    color: inherit;
    background: transparent;
    border: 0;
    border-bottom: 1px solid var(--apple-border-subtle, rgba(0, 0, 0, 0.08));
}

.contact-row:last-child {
    border-bottom: 0;
}

.contact-row__label {
    margin: 0;
    font-size: 0.875rem;
    font-weight: 500;
    line-height: 1.35;
    color: var(--apple-text-secondary, #6e6e73);
}

.contact-row__value {
    margin: 0;
    font-size: 1.35rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    line-height: 1.25;
    color: var(--apple-accent, #0071e3);
    text-decoration: none;
}

a.contact-row__value:hover {
    color: var(--apple-accent-hover, #0077ed);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.contact-row__meta {
    margin: 0;
    font-size: 0.9rem;
    line-height: 1.45;
    color: var(--apple-text-primary, #1d1d1f);
}

.contact-row--link {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    min-height: 52px;
    cursor: pointer;
    transition: background 0.15s ease;
}

.contact-row--link:hover {
    background: rgba(0, 0, 0, 0.03);
}

.contact-row--link .contact-row__label {
    font-size: 1rem;
    font-weight: 560;
    color: var(--apple-text-primary, #1d1d1f);
}

.contact-row__chev {
    flex-shrink: 0;
    color: var(--apple-text-tertiary, #86868b);
    font-size: 1.1rem;
    line-height: 1;
}

.contact-row__phone-inline {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--apple-accent, #0071e3);
    text-decoration: none;
    white-space: nowrap;
}

.contact-row__phone-inline:hover {
    text-decoration: underline;
    text-underline-offset: 2px;
}

.contact-row__hint {
    margin: 0;
    font-size: 0.85rem;
    color: var(--apple-text-tertiary, #86868b);
}

/* 按产品找支持：桌面两列组 */
.contact-product-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
}

@media (min-width: 800px) {
    .contact-product-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.contact-product-card {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.contact-product-card__head {
    margin: 0 0 0.55rem;
    padding: 0 0.35rem;
}

.contact-product-card__title {
    margin: 0 0 0.25rem;
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    color: var(--apple-text-secondary, #6e6e73);
}

.contact-product-card__lead {
    margin: 0;
    font-size: 0.8rem;
    line-height: 1.4;
    color: var(--apple-text-tertiary, #86868b);
}

/* 扫码与总机 */
.contact-channels {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
}

@media (min-width: 640px) {
    .contact-channels {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (min-width: 960px) {
    .contact-channels {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

.contact-channel {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 1.35rem 1.1rem 1.5rem;
    background: var(--apple-bg-card, #ffffff);
    border-radius: 16px;
    border: 1px solid var(--apple-border-subtle, rgba(0, 0, 0, 0.08));
}

.contact-channel__title {
    margin: 0 0 0.35rem;
    font-size: 1.05rem;
    font-weight: 650;
    letter-spacing: -0.015em;
    color: var(--apple-text-primary, #1d1d1f);
}

.contact-channel__desc {
    margin: 0 0 1rem;
    font-size: 0.85rem;
    line-height: 1.45;
    color: var(--apple-text-secondary, #6e6e73);
    max-width: 16rem;
}

.contact-channel__qr {
    width: 168px;
    height: 168px;
    margin: 0 auto;
    padding: 8px;
    border-radius: 12px;
    border: 1px solid var(--apple-border-subtle, rgba(0, 0, 0, 0.08));
    background: #fff;
}

.contact-channel__qr img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.contact-channel__caption {
    margin: 0.75rem 0 0;
    font-size: 0.8rem;
    color: var(--apple-text-tertiary, #86868b);
}

.contact-channel--office {
    align-items: stretch;
    text-align: left;
}

.contact-channel--office .contact-channel__title,
.contact-channel--office .contact-channel__desc {
    text-align: left;
}

.contact-channel__rows {
    margin: 0.25rem 0 0;
    padding: 0;
    list-style: none;
    border-radius: 12px;
    border: 1px solid var(--apple-border-subtle, rgba(0, 0, 0, 0.08));
    overflow: hidden;
    background: var(--apple-bg-secondary, #f5f5f7);
}

.contact-channel__rows .contact-row {
    min-height: 52px;
    padding: 0.85rem 1rem;
    background: var(--apple-bg-card, #ffffff);
}

.contact-channel__rows .contact-row__value {
    font-size: 1.15rem;
}

/* Dark */
[data-theme="dark"] .contact-page {
    background: var(--apple-bg-secondary, #161617);
    color: var(--apple-text-primary, #f5f5f7);
}

[data-theme="dark"] .contact-block__title {
    color: var(--apple-text-primary, #f5f5f7);
}

[data-theme="dark"] .contact-group,
[data-theme="dark"] .contact-channel {
    background: var(--apple-bg-card, #1d1d1f);
    border-color: var(--apple-border-subtle, rgba(255, 255, 255, 0.12));
}

[data-theme="dark"] .contact-row {
    border-bottom-color: var(--apple-border-subtle, rgba(255, 255, 255, 0.12));
}

[data-theme="dark"] .contact-row--link:hover {
    background: rgba(255, 255, 255, 0.05);
}

[data-theme="dark"] .contact-row__value,
[data-theme="dark"] .contact-row__phone-inline {
    color: var(--apple-accent, #2997ff);
}

[data-theme="dark"] .contact-channel__qr {
    background: #fff;
    border-color: rgba(255, 255, 255, 0.12);
}

[data-theme="dark"] .contact-channel__rows {
    background: transparent;
    border-color: var(--apple-border-subtle, rgba(255, 255, 255, 0.12));
}

[data-theme="dark"] .contact-channel__rows .contact-row {
    background: var(--apple-bg-card, #1d1d1f);
}