body:has(.qq-agent-shell) {
    --qq-font: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --qq-text: #1f1f1f;
    --qq-text-2: #666;
    --qq-text-3: #999;
    font-family: var(--qq-font);
    color: var(--qq-text);
    -webkit-font-smoothing: antialiased;
}
body:has(.qq-agent-shell) :where(h1, h2, h3, h4) {
    font-weight: 600;
    letter-spacing: 0;
}
.qq-agent-shell .btn {
    height: 38px;
    padding: 0 18px;
    border-width: 1px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    box-shadow: none;
}
.qq-agent-shell .btn-primary {
    background: var(--qq-lime-600);
    color: #fff;
}
.qq-agent-shell .btn:hover {
    transform: none;
    box-shadow: none;
}
.qq-agent-shell .btn-primary:hover {
    background: var(--qq-lime-700);
    color: #fff;
}

.qq-agent-shell {
    --qq-agent-top: 64px;
    --qq-agent-nav-w: 232px;
    display: grid;
    grid-template-columns: var(--qq-agent-nav-w) minmax(0, 1fr);
    background: #fff;
}
.qq-agent-shell.is-folded {
    --qq-agent-nav-w: 64px;
}

.qq-agent-nav {
    position: sticky;
    top: var(--qq-agent-top);
    height: calc(100vh - var(--qq-agent-top));
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 16px 12px 12px;
    border-right: 1px solid var(--qq-border);
    background: #fff;
    overflow-y: auto;
    font-family: var(--qq-font);
}
.qq-agent-nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    border-radius: 10px;
    color: var(--qq-text);
    font-size: 14px;
    line-height: 24px;
    white-space: nowrap;
    text-decoration: none;
    transition: background var(--qq-tr), color var(--qq-tr);
}
.qq-agent-nav-item svg {
    flex: none;
    width: 20px;
    height: 20px;
    color: var(--qq-text);
}
.qq-agent-nav-item:hover {
    background: var(--qq-bg-soft);
    color: var(--qq-text);
}
.qq-agent-nav-item.is-active {
    background: var(--qq-lime-50);
    color: var(--qq-lime-700);
    font-weight: 500;
}
.qq-agent-nav-item.is-active svg {
    color: var(--qq-lime-700);
}
.qq-agent-nav-t {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
}
.qq-agent-nav-tag {
    margin-left: auto;
    padding: 0 5px;
    border: 1px solid var(--qq-border);
    border-radius: 4px;
    font-size: 10.5px;
    font-style: normal;
    font-weight: 500;
    color: var(--qq-text-3);
}
.qq-agent-nav-div {
    height: 1px;
    margin: 8px 4px;
    background: var(--qq-border);
}
.qq-agent-nav-gap {
    flex: 1;
}
.qq-agent-nav-login {
    margin-bottom: 8px;
    padding: 12px;
    border: 1px solid var(--qq-lime-100);
    border-radius: 10px;
    background: var(--qq-lime-50);
    font-size: 12.5px;
    color: var(--qq-text-2);
}
.qq-agent-nav-login b {
    display: block;
    font-size: 13px;
    color: var(--qq-text);
}
.qq-agent-nav-login p {
    margin: 4px 0 10px;
    line-height: 1.5;
}
.qq-agent-nav-login a {
    display: block;
    padding: 7px 0;
    border-radius: 8px;
    background: #07c160;
    color: #fff;
    font-weight: 700;
    text-align: center;
    text-decoration: none;
}
.qq-agent-nav-fold {
    align-self: flex-end;
    width: 28px;
    height: 28px;
    padding: 0;
    border: 0;
    border-radius: 6px;
    background: transparent;
    color: var(--qq-text-3);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
.qq-agent-nav-fold svg {
    width: 18px;
    height: 18px;
    transition: transform var(--qq-tr);
}
.qq-agent-nav-fold:hover {
    background: var(--qq-bg-soft);
    color: var(--qq-text);
}

.qq-agent-nav-pro {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 12px;
    border-radius: 10px;
    background: linear-gradient(135deg, #1a2436, #0d1420);
    color: #e8edf5;
    font-size: 13px;
    text-decoration: none;
    white-space: nowrap;
}
.qq-agent-nav-pro svg {
    flex: none;
    width: 16px;
    height: 16px;
    color: #fb923c;
}
.qq-agent-nav-pro b { font-weight: 700; }
.qq-agent-nav-pro span {
    margin-left: auto;
    font-size: 12px;
    font-weight: 700;
    color: var(--qq-lime-400, #a3e635);
}
.qq-agent-nav-pro:hover { color: #fff; }
.qq-agent-nav-pro.is-pro svg { color: var(--qq-lime-400, #a3e635); }
.qq-agent-nav-pro.is-pro span { color: #93a2ba; font-weight: 500; }
.qq-agent-nav-pro.is-renew svg,
.qq-agent-nav-pro.is-renew span { color: #fbbf24; }
.qq-agent-nav-user {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-top: 6px;
}
.qq-agent-nav-me {
    flex: 1;
    min-width: 0;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px;
    border-radius: 8px;
    color: var(--qq-text);
    font-size: 13px;
    text-decoration: none;
}
.qq-agent-nav-me:hover { background: var(--qq-bg-soft); }
.qq-agent-nav-ava {
    flex: none;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: #dbe3ec;
    object-fit: cover;
}
.qq-agent-nav-uname {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.qq-agent-nav-user .qq-agent-nav-fold { align-self: center; flex: none; }

.qq-agent-shell.is-folded .qq-agent-nav {
    padding: 12px 8px;
}
.qq-agent-shell.is-folded .qq-agent-nav-pro { justify-content: center; padding: 10px 0; }
.qq-agent-shell.is-folded .qq-agent-nav-pro b,
.qq-agent-shell.is-folded .qq-agent-nav-pro span,
.qq-agent-shell.is-folded .qq-agent-nav-uname { display: none; }
.qq-agent-shell.is-folded .qq-agent-nav-user { flex-direction: column; gap: 6px; }
.qq-agent-shell.is-folded .qq-agent-nav-me { flex: none; justify-content: center; }
.qq-agent-shell.is-folded .qq-agent-nav-item {
    justify-content: center;
    padding: 9px 0;
}
.qq-agent-shell.is-folded .qq-agent-nav-t,
.qq-agent-shell.is-folded .qq-agent-nav-tag,
.qq-agent-shell.is-folded .qq-agent-nav-login {
    display: none;
}
.qq-agent-shell.is-folded .qq-agent-nav-fold {
    align-self: center;
}
.qq-agent-shell.is-folded .qq-agent-nav-fold svg {
    transform: scaleX(-1);
}

.qq-agent-main {
    min-width: 0;
    display: flex;
    flex-direction: column;
}

body.qq-agent-page .qq-agent-shell,
body.qq-desk-page .qq-agent-shell {
    flex: 1;
    min-height: 0;
}
body.qq-agent-page .qq-agent-nav,
body.qq-desk-page .qq-agent-nav {
    position: static;
    height: auto;
    min-height: 0;
}
body.qq-agent-page .qq-agent-main,
body.qq-desk-page .qq-agent-main {
    min-height: 0;
}

.qq-header.is-wide .qq-wrap {
    max-width: none;
    padding: 0 24px 0 20px;
}

@media (min-width: 721px) {
    body.qq-agent-page:not(.logged-in) .qq-agent-nav,
    body.qq-desk-page:not(.logged-in) .qq-agent-nav {
        position: sticky;
        height: calc(100vh - var(--qq-agent-top));
    }
}
body.qq-desk-page:not(.logged-in) {
    display: block;
    height: auto;
    overflow: visible;
}
body.qq-desk-page:not(.logged-in) .qq-agent-shell {
    min-height: calc(100vh - var(--qq-agent-top));
}

.qq-intro {
    width: 100%;
    max-width: 1040px;
    margin: 0 auto;
    padding: 40px 32px 64px;
    font-family: var(--qq-font);
}
.qq-intro-hd .k {
    font-size: 13px;
    color: var(--qq-text-3);
}
.qq-intro-hd h1 {
    margin: 6px 0 10px;
    font-size: 24px;
    font-weight: 600;
    line-height: 1.4;
    letter-spacing: 0;
    color: var(--qq-text);
}
.qq-intro-hd p {
    max-width: 760px;
    margin: 0;
    font-size: 15px;
    line-height: 1.7;
    color: var(--qq-text-2);
}
.qq-intro-btns {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px;
    margin-top: 20px;
}
.qq-intro-tip {
    font-size: 13px;
    color: var(--qq-text-3);
}
.qq-intro-points {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    margin: 28px 0;
    padding: 0;
    list-style: none;
}
.qq-intro-points li {
    padding: 14px 16px;
    border: 1px solid var(--qq-border);
    border-radius: 12px;
    background: #fff;
}
.qq-intro-points b {
    display: block;
    margin-bottom: 4px;
    font-size: 14px;
    font-weight: 600;
    color: var(--qq-text);
}
.qq-intro-points span {
    font-size: 13px;
    line-height: 1.6;
    color: var(--qq-text-2);
}
.qq-intro-pv {
    padding: 16px;
    border: 1px solid var(--qq-border);
    border-radius: 14px;
    background: #fff;
    box-shadow: var(--qq-sh);
}
.qq-intro-pv-hd {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    justify-content: space-between;
    gap: 8px;
    margin-bottom: 12px;
}
.qq-intro-pv-hd b {
    font-size: 14px;
    color: var(--qq-text);
}
.qq-intro-pv-hd span {
    font-size: 12px;
    color: var(--qq-text-3);
}
.qq-intro-pv .cards {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    margin-top: 0;
}
.qq-intro-pv .scard {
    color: inherit;
    text-decoration: none;
}
.qq-intro-pv .scard:hover {
    border-color: rgba(132, 204, 22, .7);
}
.qq-intro-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}
.qq-intro-table th {
    padding: 8px 10px;
    border-bottom: 1px solid var(--qq-border);
    font-size: 12px;
    font-weight: 600;
    text-align: left;
    color: var(--qq-text-3);
}
.qq-intro-table td {
    padding: 10px;
    border-bottom: 1px solid #f1f5f9;
    color: var(--qq-text-2);
}
.qq-intro-table td b {
    margin-right: 8px;
    color: var(--qq-text);
}
.qq-intro-table td em {
    font-family: var(--qq-mono);
    font-size: 12px;
    font-style: normal;
    color: var(--qq-text-3);
}
.qq-intro-bt .bt-result {
    border-top: 0;
    padding-top: 0;
}
.qq-intro-bt .qq-spark {
    height: 120px;
    margin: 12px 0;
}
.qq-intro-more {
    font-size: 13px;
    font-weight: 600;
    color: var(--qq-lime-700);
    text-decoration: none;
}
.qq-intro-note {
    margin: 16px 0 0;
    font-size: 12px;
    color: var(--qq-text-3);
}
.qq-spark {
    display: block;
    width: 100%;
}
.qq-spark polyline {
    fill: none;
    stroke: var(--qq-up, #dc2626);
    stroke-width: 1.6;
    vector-effect: non-scaling-stroke;
}
.qq-spark.dn polyline {
    stroke: var(--qq-down, #16a34a);
}
.qq-agent-feature-shot {
    display: block;
    width: 100%;
    border: 1px solid var(--qq-border);
    border-radius: 14px;
    box-shadow: var(--qq-sh);
}
.qq-agent-feature-ph {
    display: grid;
    place-items: center;
    aspect-ratio: 16 / 7;
    border-style: dashed;
    background: var(--qq-bg-soft);
    box-shadow: none;
}
.qq-agent-feature-ph::after {
    content: "客户端截图";
    font-size: 13px;
    color: var(--qq-text-3);
}
@media (max-width: 960px) {
    .qq-intro-points,
    .qq-intro-pv .cards {
        grid-template-columns: minmax(0, 1fr);
    }
}

@media (max-width: 720px) {
    .qq-agent-shell,
    .qq-agent-shell.is-folded {
        grid-template-columns: minmax(0, 1fr);
    }
    .qq-agent-nav,
    body.qq-agent-page .qq-agent-nav,
    body.qq-desk-page .qq-agent-nav {
        position: fixed;
        left: 0;
        right: 0;
        bottom: 0;
        top: auto;
        z-index: 1010;
        height: 56px;
        flex-direction: row;
        gap: 2px;
        padding: 4px 6px;
        border-right: 0;
        border-top: 1px solid var(--qq-border);
        overflow-x: auto;
        overflow-y: hidden;
    }
    .qq-agent-nav-item,
    .qq-agent-shell.is-folded .qq-agent-nav-item {
        flex: 0 0 76px;
        flex-direction: column;
        justify-content: center;
        gap: 2px;
        padding: 4px 0;
        font-size: 11px;
    }
    .qq-agent-shell.is-folded .qq-agent-nav-t {
        display: block;
    }
    .qq-agent-nav-div,
    .qq-agent-nav-gap,
    .qq-agent-nav-tag,
    .qq-agent-nav-login,
    .qq-agent-nav-pro,
    .qq-agent-nav-user,
    .qq-agent-nav-fold {
        display: none;
    }
    body:has(> .qq-agent-shell) {
        padding-bottom: 56px;
    }
    .qq-intro {
        padding: 24px 16px 40px;
    }
    .qq-intro-hd h1 {
        font-size: 21px;
    }
    .qq-header.is-wide .qq-wrap {
        padding: 0 16px;
    }
}