:root {
    --lc-service-primary: #175cd3;
    --lc-service-primary-dark: #124ba9;
    --lc-service-ink: #0e1726;
    --lc-service-text: #344054;
    --lc-service-muted: #667085;
    --lc-service-line: #e4eaf2;
    --lc-service-soft: #f4f8fc;
    --lc-service-panel: #fff;
    --lc-service-success: #16a34a;
    --lc-service-radius: 16px;
    --lc-service-shadow: 0 20px 50px rgba(14, 23, 38, .16), 0 4px 12px rgba(14, 23, 38, .08);
}

.lc-service,
.lc-service * {
    box-sizing: border-box;
}

.lc-service {
    position: fixed;
    z-index: 980;
    top: 50%;
    right: 0;
    width: 130px;
    color: var(--lc-service-text);
    font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
    line-height: 1.5;
    transform: translateY(-50%);
}

.lc-service--left {
    right: auto;
    left: 0;
}

.lc-service__panel {
    overflow-x: hidden;
    overflow-y: auto;
    max-height: calc(100vh - 32px);
    border: 1px solid rgba(23, 92, 211, .12);
    border-radius: var(--lc-service-radius);
    background: var(--lc-service-panel);
    box-shadow: var(--lc-service-shadow);
    opacity: 1;
    transform: translateX(0) scale(1);
    transform-origin: right center;
    transition: opacity 160ms ease, transform 160ms ease, visibility 160ms ease;
}

.lc-service--left .lc-service__panel {
    transform-origin: left center;
}

.lc-service.is-collapsed .lc-service__panel {
    visibility: hidden;
    opacity: 0;
    transform: translateX(12px) scale(.98);
    pointer-events: none;
}

.lc-service--left.is-collapsed .lc-service__panel {
    transform: translateX(-12px) scale(.98);
}

.lc-service__launcher {
    position: absolute;
    top: 50%;
    right: 0;
    display: inline-flex;
    visibility: hidden;
    align-items: center;
    gap: 8px;
    min-height: 44px;
    padding: 0 14px;
    border: 0;
    border-radius: 999px 0 0 999px;
    background: var(--lc-service-primary);
    box-shadow: 0 12px 28px rgba(23, 92, 211, .25);
    color: #fff;
    font: 600 14px/1 "PingFang SC", "Microsoft YaHei", sans-serif;
    cursor: pointer;
    opacity: 0;
    transform: translateY(-50%) translateX(12px);
    transition: background 160ms ease, opacity 160ms ease, transform 160ms ease, visibility 160ms ease;
}

.lc-service--left .lc-service__launcher {
    right: auto;
    left: 0;
    border-radius: 0 999px 999px 0;
    transform: translateY(-50%) translateX(-12px);
}

.lc-service.is-collapsed .lc-service__launcher {
    visibility: visible;
    opacity: 1;
    transform: translateY(-50%);
}

.lc-service--left.is-collapsed .lc-service__launcher {
    transform: translateY(-50%);
}

.lc-service__launcher:hover,
.lc-service__launcher:focus-visible {
    background: var(--lc-service-primary-dark);
}

.lc-service__launcher:focus-visible,
.lc-service__close:focus-visible,
.lc-service__channel:focus-visible,
.lc-service__footer a:focus-visible {
    outline: 3px solid rgba(23, 92, 211, .25);
    outline-offset: 3px;
}

.lc-service__launcher-icon,
.lc-service__launcher-icon svg {
    width: 20px;
    height: 20px;
}

.lc-service svg {
    fill: none;
    stroke: currentColor;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-width: 1.8;
}

.lc-service__header {
    display: grid;
    grid-template-columns: 28px minmax(0, 1fr) 24px;
    gap: 5px;
    align-items: center;
    padding: 10px 8px;
    background: var(--lc-service-primary);
    color: #fff;
}

.lc-service__brand {
    display: grid;
    width: 28px;
    height: 28px;
    place-items: center;
    border: 1px solid rgba(255, 255, 255, .42);
    border-radius: 9px;
    background: rgba(255, 255, 255, .14);
    font-size: 14px;
    font-weight: 700;
}

.lc-service__heading {
    min-width: 0;
}

.lc-service__heading strong,
.lc-service__heading small {
    display: block;
}

.lc-service__heading strong {
    font-size: 13px;
    font-weight: 700;
    letter-spacing: .02em;
}

.lc-service__heading small {
    margin-top: 2px;
    color: rgba(255, 255, 255, .78);
    font-size: 9px;
    line-height: 1.35;
    text-wrap: pretty;
}

.lc-service__heading i {
    display: inline-block;
    width: 6px;
    height: 6px;
    margin-right: 5px;
    border-radius: 50%;
    background: #6ee7b7;
    box-shadow: 0 0 0 3px rgba(110, 231, 183, .17);
    vertical-align: 1px;
}

.lc-service__close {
    display: grid;
    width: 24px;
    height: 24px;
    place-items: center;
    border: 0;
    border-radius: 8px;
    background: transparent;
    color: rgba(255, 255, 255, .82);
    cursor: pointer;
    transition: background 160ms ease, color 160ms ease;
}

.lc-service__close:hover {
    background: rgba(255, 255, 255, .14);
    color: #fff;
}

.lc-service__close svg {
    width: 16px;
    height: 16px;
}

.lc-service__channels {
    padding: 8px 0;
}

.lc-service__channel {
    display: grid;
    grid-template-columns: 26px minmax(0, 1fr) 10px;
    gap: 6px;
    align-items: center;
    min-height: 48px;
    padding: 7px 8px;
    color: var(--lc-service-text);
    text-decoration: none;
    transition: background 160ms ease, color 160ms ease;
}

.lc-service__channel + .lc-service__channel {
    border-top: 1px solid var(--lc-service-line);
}

.lc-service__channel:hover {
    background: var(--lc-service-soft);
    color: var(--lc-service-primary);
}

.lc-service__channel--disabled {
    cursor: default;
}

.lc-service__channel--disabled:hover {
    background: transparent;
    color: var(--lc-service-text);
}

.lc-service__channel-icon {
    display: grid;
    width: 26px;
    height: 26px;
    place-items: center;
    border-radius: 9px;
}

.lc-service__channel-icon--qq {
    background: #edf4ff;
    color: var(--lc-service-primary);
    font-size: 10px;
    font-weight: 800;
}

.lc-service__channel-icon--wechat {
    background: #eaf8ef;
    color: var(--lc-service-success);
}

.lc-service__channel-icon--wechat svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
    stroke: none;
}

.lc-service__channel strong,
.lc-service__channel small,
.lc-service__section-title strong,
.lc-service__section-title small {
    display: block;
}

.lc-service__channel strong,
.lc-service__section-title strong {
    color: inherit;
    font-size: 12px;
    font-weight: 650;
}

.lc-service__channel small,
.lc-service__section-title small {
    margin-top: 1px;
    color: var(--lc-service-muted);
    font-size: 9px;
}

.lc-service__arrow {
    width: 10px;
    height: 10px;
    color: #98a2b3;
}

.lc-service__wechat {
    padding: 9px;
    border-top: 1px solid var(--lc-service-line);
    background: #fbfdff;
}

.lc-service__section-title {
    display: grid;
    grid-template-columns: 26px minmax(0, 1fr);
    gap: 6px;
    align-items: center;
    margin-bottom: 11px;
}

.lc-service__qrcode,
.lc-service__qrcode-placeholder {
    display: block;
    width: 100%;
    aspect-ratio: 1;
    border: 1px solid var(--lc-service-line);
    border-radius: 12px;
    background: #fff;
}

.lc-service__qrcode {
    padding: 6px;
    object-fit: contain;
}

.lc-service__qrcode-placeholder {
    display: grid;
    place-content: center;
    place-items: center;
    gap: 8px;
    color: #98a2b3;
}

.lc-service__qrcode-placeholder svg {
    width: 38px;
    height: 38px;
}

.lc-service__qrcode-placeholder span {
    font-size: 11px;
}

.lc-service__footer {
    padding: 10px 8px;
    border-top: 1px solid var(--lc-service-line);
    text-align: center;
}

.lc-service__footer a {
    display: block;
    color: var(--lc-service-ink);
    text-decoration: none;
}

.lc-service__footer a span,
.lc-service__footer a strong {
    display: block;
}

.lc-service__footer a span {
    color: var(--lc-service-muted);
    font-size: 10px;
}

.lc-service__footer a strong {
    margin-top: 2px;
    font-size: 12px;
    font-weight: 700;
}

.lc-service__footer p {
    margin: 5px 0 0;
    color: var(--lc-service-muted);
    font-size: 10px;
    text-wrap: pretty;
}

@media (max-width: 720px) {
    .lc-service {
        top: auto;
        right: 0;
        bottom: max(16px, env(safe-area-inset-bottom));
        left: auto;
        width: min(130px, calc(100vw - 24px));
        transform: none;
    }

    .lc-service--left {
        right: auto;
        left: 0;
    }

    .lc-service__panel {
        transform-origin: right bottom;
    }

    .lc-service--left .lc-service__panel {
        transform-origin: left bottom;
    }

    .lc-service__launcher,
    .lc-service--left .lc-service__launcher {
        top: auto;
        right: 0;
        bottom: 0;
        left: auto;
        min-width: 48px;
        min-height: 48px;
        justify-content: center;
        border-radius: 50%;
        padding: 0;
        transform: translateY(8px) scale(.95);
    }

    .lc-service__launcher span:last-child {
        position: absolute;
        overflow: hidden;
        width: 1px;
        height: 1px;
        clip: rect(0 0 0 0);
        white-space: nowrap;
    }

    .lc-service.is-collapsed .lc-service__launcher,
    .lc-service--left.is-collapsed .lc-service__launcher {
        transform: none;
    }

    .lc-service.is-collapsed .lc-service__panel,
    .lc-service--left.is-collapsed .lc-service__panel {
        transform: translateY(10px) scale(.97);
    }
}

@media (prefers-reduced-motion: reduce) {
    .lc-service__panel,
    .lc-service__launcher,
    .lc-service__channel,
    .lc-service__close {
        transition: none;
    }
}