/* 联系我们 — 售前/售后分栏 + 流程条 */
.contact-page.contact-main {
    padding-bottom: 48px;
}

.contact-page-head {
    margin: 8px 0 20px;
    padding: 20px 22px;
    border-radius: var(--r-md);
    border: 1px solid var(--c-line);
    background: var(--c-bg-soft);
    box-shadow: var(--s-xs);
}

.contact-page-head--compact {
    margin-bottom: 16px;
}

.contact-page-head-main {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    margin-bottom: 14px;
}

.contact-page-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    font-size: 1.15rem;
    color: var(--c-action);
    background: linear-gradient(145deg, rgba(var(--c-action-rgb), 0.18), rgba(var(--c-action-rgb), 0.06));
    border: 1px solid rgba(var(--c-action-rgb), 0.22);
}

.contact-page-title {
    margin: 0 0 6px;
    font-size: 1.375rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--c-text);
}

.contact-page-desc {
    margin: 0;
    font-size: 0.875rem;
    color: var(--c-text-2);
    line-height: 1.5;
}

.contact-promise {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 10px 18px;
}

.contact-promise li {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8125rem;
    font-weight: 700;
    color: var(--c-text-2);
}

.contact-promise .fa-bolt {
    color: #f59e0b;
}

.contact-promise .fa-clock,
.contact-promise .fa-users {
    color: var(--c-action);
}

.contact-body {
    padding-bottom: 24px;
}

/* 流程条 */
.contact-flow {
    display: flex;
    align-items: stretch;
    flex-wrap: wrap;
    gap: 8px 4px;
    margin-bottom: 18px;
    padding: 14px 16px;
    border-radius: 12px;
    border: 1px solid var(--c-line);
    background: var(--c-bg-card);
    box-shadow: var(--s-xs);
}

.contact-flow__step {
    flex: 1 1 140px;
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 0;
    padding: 10px 12px;
    border-radius: 10px;
    background: var(--c-bg-soft);
    border: 1px solid transparent;
}

.contact-flow__step--active {
    border-color: rgba(var(--c-action-rgb), 0.35);
    background: linear-gradient(135deg, rgba(var(--c-action-rgb), 0.1), rgba(var(--c-action-rgb), 0.03));
}

.contact-flow__num {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 0.8125rem;
    font-weight: 800;
    color: #fff;
    background: var(--c-action);
}

.contact-flow__step:not(.contact-flow__step--active) .contact-flow__num {
    color: var(--c-action);
    background: rgba(var(--c-action-rgb), 0.12);
    border: 1px solid rgba(var(--c-action-rgb), 0.25);
}

.contact-flow__text {
    min-width: 0;
}

.contact-flow__text strong {
    display: block;
    font-size: 0.875rem;
    color: var(--c-text);
    line-height: 1.3;
}

.contact-flow__text span {
    display: block;
    margin-top: 2px;
    font-size: 0.75rem;
    color: var(--c-text-3);
}

.contact-flow__arrow {
    flex-shrink: 0;
    align-self: center;
    padding: 0 4px;
    font-size: 0.7rem;
    color: var(--c-text-3);
}

@media (max-width: 599px) {
    .contact-flow__arrow {
        display: none;
    }
    .contact-flow__step {
        flex: 1 1 100%;
    }
}

/* 售前 / 售后双栏 */
.contact-service-split {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
    margin-bottom: 16px;
}

@media (min-width: 900px) {
    .contact-service-split {
        grid-template-columns: 1fr 1fr;
        align-items: stretch;
    }
}

.contact-service-block {
    display: flex;
    flex-direction: column;
    padding: clamp(18px, 2.5vw, 24px);
    border-radius: 16px;
    border: 1px solid var(--c-line);
    background: var(--c-bg-card);
    box-shadow: var(--s-xs);
}

.contact-service-block--presales {
    border-color: rgba(var(--c-action-rgb), 0.35);
    background: linear-gradient(160deg, rgba(var(--c-action-rgb), 0.08) 0%, var(--c-bg-card) 55%);
}

.contact-service-block--aftersales {
    border-color: rgba(var(--c-action-rgb), 0.3);
    background: linear-gradient(160deg, rgba(var(--c-action-rgb), 0.08) 0%, var(--c-bg-card) 55%);
}

.contact-service-block__head {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px 12px;
    margin-bottom: 12px;
}

.contact-service-block__badge {
    padding: 4px 10px;
    font-size: 0.6875rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    border-radius: 999px;
}

.contact-service-block__badge--presales {
    color: #229eda;
    background: rgba(var(--c-action-rgb), 0.14);
    border: 1px solid rgba(var(--c-action-rgb), 0.28);
}

.contact-service-block__badge--aftersales {
    color: var(--c-action);
    background: rgba(var(--c-action-rgb), 0.12);
    border: 1px solid rgba(var(--c-action-rgb), 0.28);
}

.contact-service-block__title {
    margin: 0;
    flex: 1 1 auto;
    font-size: 1.0625rem;
    font-weight: 800;
    color: var(--c-text);
    line-height: 1.35;
}

.contact-service-block__title i {
    margin-right: 6px;
    opacity: 0.9;
}

.contact-service-block--presales .contact-service-block__title i {
    color: #229eda;
}

.contact-service-block--aftersales .contact-service-block__title i {
    color: var(--c-action);
}

.contact-service-block__lead {
    margin: 0 0 14px;
    font-size: 0.875rem;
    line-height: 1.65;
    color: var(--c-text-2);
}

.contact-topic-list {
    list-style: none;
    margin: 0 0 16px;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.contact-topic-list li {
    position: relative;
    padding-left: 18px;
    font-size: 0.8125rem;
    line-height: 1.5;
    color: var(--c-text-2);
}

.contact-topic-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.55em;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--c-action);
}

.contact-service-block--presales .contact-topic-list li::before {
    background: #229eda;
}

.contact-topic-list--muted li::before {
    opacity: 0.75;
}

.contact-tg-duo {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
    margin-top: auto;
    margin-bottom: 12px;
}

@media (min-width: 520px) {
    .contact-tg-duo {
        grid-template-columns: 1fr 1fr;
    }
}

.contact-tg-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    border-radius: 12px;
    text-decoration: none !important;
    color: inherit;
    background: var(--c-bg-soft);
    border: 1px solid var(--c-line);
    transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.contact-tg-btn:hover {
    transform: translateY(-1px);
    border-color: rgba(var(--c-action-rgb), 0.45);
    box-shadow: var(--s-sm);
}

.contact-tg-btn__icon {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    font-size: 1.1rem;
    color: #229eda;
    background: rgba(var(--c-action-rgb), 0.12);
}

.contact-tg-btn__main {
    flex: 1;
    min-width: 0;
}

.contact-tg-btn__main strong {
    display: block;
    font-size: 0.875rem;
    color: var(--c-text);
}

.contact-tg-btn__main small {
    display: block;
    margin-top: 2px;
    font-size: 0.8125rem;
    font-weight: 700;
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    color: #229eda;
}

.contact-tg-btn__go {
    flex-shrink: 0;
    font-size: 0.75rem;
    color: var(--c-text-3);
}

.contact-service-block__note,
.contact-service-block__foot {
    margin: 0;
    font-size: 0.75rem;
    line-height: 1.55;
    color: var(--c-text-3);
}

.contact-service-block__foot a {
    font-weight: 700;
    color: var(--c-action);
}

.contact-aftersales-highlight {
    margin-top: auto;
    margin-bottom: 12px;
    padding: 12px 14px;
    border-radius: 10px;
    background: var(--c-bg-soft);
    border: 1px dashed rgba(var(--c-action-rgb), 0.35);
}

.contact-aftersales-highlight p {
    margin: 0;
    font-size: 0.8125rem;
    line-height: 1.55;
    color: var(--c-text-2);
}

.contact-summary-strip {
    margin-bottom: 18px;
    padding: 14px 18px;
    border-radius: 12px;
    border-left: 4px solid var(--c-action);
    background: var(--c-bg-soft);
    border: 1px solid var(--c-line);
    border-left-width: 4px;
    border-left-color: var(--c-action);
}

.contact-summary-strip p {
    margin: 0;
    font-size: 0.875rem;
    line-height: 1.65;
    color: var(--c-text-2);
}

/* 辅助入口 */
.contact-channels.help-support-grid {
    margin-bottom: 20px;
}

.contact-channels--aux {
    grid-template-columns: 1fr;
}

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

a.contact-channel-card {
    display: flex;
    flex-direction: column;
    text-decoration: none !important;
    color: inherit;
    height: 100%;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

a.contact-channel-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--s-md);
    border-color: rgba(var(--c-action-rgb), 0.35);
}

a.contact-channel-card h3 {
    color: var(--c-text);
}

.contact-channel-icon--tg {
    background: rgba(var(--c-action-rgb), 0.12);
    color: #229eda;
}

.contact-channel-icon--ai {
    background: rgba(var(--c-action-rgb), 0.12);
    color: var(--c-action);
}

.contact-channel-go {
    margin-top: auto;
    font-size: 0.8125rem;
    font-weight: 700;
    color: var(--c-action);
}

.contact-channel-go i {
    margin-left: 4px;
    font-size: 0.75rem;
}

.contact-panel {
    margin-bottom: 16px;
}

.contact-checklist {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.contact-checklist li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 0.9375rem;
    line-height: 1.55;
    color: var(--c-text-2);
}

.contact-checklist .fa-check {
    flex-shrink: 0;
    margin-top: 4px;
    color: var(--c-action);
    font-size: 0.75rem;
}

.contact-related {
    display: flex;
    flex-wrap: wrap;
    gap: 12px 20px;
    margin-top: 8px;
    padding-top: 16px;
    border-top: 1px solid var(--c-line);
    font-size: 0.875rem;
    font-weight: 600;
}

.contact-related a {
    color: var(--c-action);
}