:root {
    --bg: #f6f8fc;
    --bg-2: #eef2f9;
    --card: #ffffff;
    --card-2: #f3f6fc;
    --line: #e2e8f3;
    --ink: #1b2440;
    --ink-2: #5a6488;
    --ink-3: #8a93b3;
    --brand: #3b6fe0;
    --brand-2: #6a4cff;
    --brand-soft: #eaf0ff;
    --ok: #16a34a;
    --ok-soft: #e8f7ee;
    --warn: #b7791f;
    --warn-soft: #fff6e6;
    --radius: 14px;
    --mono: ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
    background: radial-gradient(1100px 460px at 82% -8%, rgba(106,76,255,.10), transparent 60%), radial-gradient(900px 460px at -8% 18%, rgba(59,111,224,.10), transparent 60%), var(--bg);
    color: var(--ink);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--brand);
    text-decoration: none;
}

    a:hover {
        text-decoration: underline;
    }

code {
    background: var(--card-2);
    color: var(--brand);
    border-radius: 5px;
    padding: 1px 6px;
    font-family: var(--mono);
    font-size: .92em;
}

.wrap {
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ===== Nav ===== */
nav {
    position: sticky;
    top: 0;
    z-index: 50;
    backdrop-filter: blur(10px);
    background: rgba(255,255,255,.85);
    border-bottom: 1px solid var(--line);
}

.nav-in {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 60px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 16px;
    color: var(--ink);
}

    .brand .logo {
        width: 30px;
        height: 30px;
        border-radius: 8px;
        display: flex;
        align-items: center;
        justify-content: center;
        background: linear-gradient(135deg,var(--brand),var(--brand-2));
    }

        .brand .logo svg {
            width: 18px;
            height: 18px;
        }

nav .links {
    display: flex;
    gap: 20px;
    font-size: 13.5px;
}

    nav .links a {
        color: var(--ink-2);
    }

        nav .links a:hover {
            color: var(--ink);
            text-decoration: none;
        }

.badge-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    font-weight: 600;
    color: var(--ok);
    background: var(--ok-soft);
    border: 1px solid #bfe6cd;
    border-radius: 999px;
    padding: 4px 11px;
}

.dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--ok);
    box-shadow: 0 0 8px var(--ok);
    animation: pulse 1.6s infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1
    }

    50% {
        opacity: .35
    }
}

/* ===== Hero ===== */
header.hero {
    padding: 64px 0 48px;
    text-align: center;
}

.hero .kicker {
    font-size: 12.5px;
    letter-spacing: 3px;
    color: var(--brand);
    font-weight: 700;
    text-transform: uppercase;
    margin-bottom: 16px;
}

.hero h1 {
    font-size: 40px;
    font-weight: 800;
    letter-spacing: .5px;
    line-height: 1.25;
}

    .hero h1 .grad {
        background: linear-gradient(90deg,var(--brand),var(--brand-2));
        -webkit-background-clip: text;
        background-clip: text;
        color: transparent;
    }

.hero p.lead {
    max-width: 680px;
    margin: 18px auto 0;
    color: var(--ink-2);
    font-size: 15.5px;
}

.hero .endpoint {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin-top: 26px;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 999px;
    padding: 9px 16px;
    font-family: var(--mono);
    font-size: 13px;
    color: var(--ink);
    box-shadow: 0 2px 10px rgba(27,36,64,.05);
}

    .hero .endpoint .lbl {
        color: var(--ink-3);
        font-family: inherit;
        font-size: 11px;
        letter-spacing: 1px;
    }

.hero .cta {
    margin-top: 26px;
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    border-radius: 10px;
    padding: 11px 20px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    border: 1px solid transparent;
    transition: transform .12s,box-shadow .12s;
}

    .btn:hover {
        transform: translateY(-1px);
        text-decoration: none;
    }

.btn-primary {
    background: linear-gradient(135deg,var(--brand),var(--brand-2));
    color: #fff;
    box-shadow: 0 6px 20px rgba(59,111,224,.3);
}

.btn-ghost {
    background: var(--card);
    color: var(--ink);
    border-color: var(--line);
}

    .btn-ghost:hover {
        border-color: var(--brand);
        color: var(--brand);
    }

/* ===== Sections ===== */
section {
    padding: 46px 0;
}

.sec-head {
    margin-bottom: 26px;
}

    .sec-head h2 {
        font-size: 24px;
        font-weight: 800;
    }

    .sec-head p {
        color: var(--ink-2);
        font-size: 14px;
        margin-top: 5px;
    }

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3,1fr);
    gap: 14px;
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2,1fr);
    gap: 14px;
}

.card {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 18px 18px;
    box-shadow: 0 2px 10px rgba(27,36,64,.04);
}

    .card h3 {
        font-size: 15.5px;
        font-weight: 700;
        margin-bottom: 7px;
        display: flex;
        align-items: center;
        gap: 8px;
    }

        .card h3 .ic {
            width: 26px;
            height: 26px;
            border-radius: 7px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--brand-soft);
            color: var(--brand);
            font-size: 14px;
            flex: none;
        }

    .card p {
        color: var(--ink-2);
        font-size: 13.5px;
    }

    .card .tag {
        display: inline-block;
        font-size: 10.5px;
        color: var(--ink-3);
        border: 1px solid var(--line);
        border-radius: 5px;
        padding: 1px 7px;
        margin-top: 8px;
        font-family: var(--mono);
    }

/* ===== Tools ===== */
.tool {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 16px 17px;
    box-shadow: 0 2px 10px rgba(27,36,64,.04);
}

    .tool .t-head {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 10px;
        margin-bottom: 7px;
    }

    .tool .t-name {
        font-family: var(--mono);
        font-size: 13.5px;
        font-weight: 700;
        color: var(--ink);
    }

    .tool .t-scope {
        font-size: 10.5px;
        font-weight: 700;
        border-radius: 5px;
        padding: 2px 8px;
        flex: none;
    }

.scope-a {
    background: var(--brand-soft);
    color: var(--brand);
}

.scope-g {
    background: #f0ecff;
    color: var(--brand-2);
}

.tool .t-desc {
    color: var(--ink-2);
    font-size: 13px;
}

.tool .t-params {
    margin-top: 9px;
    font-size: 11.5px;
    color: var(--ink-3);
    font-family: var(--mono);
}

    .tool .t-params b {
        color: var(--ink-2);
    }

/* ===== Tabs ===== */
.tabs-mini {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin-bottom: 14px;
}

    .tabs-mini button {
        border: 1px solid var(--line);
        background: var(--card);
        color: var(--ink-2);
        border-radius: 8px;
        padding: 7px 14px;
        font-size: 12.5px;
        font-weight: 600;
        cursor: pointer;
        font-family: inherit;
        transition: all .15s;
    }

        .tabs-mini button:hover {
            color: var(--brand);
            border-color: #c7d4f5;
        }

        .tabs-mini button.on {
            background: var(--brand);
            border-color: var(--brand);
            color: #fff;
            box-shadow: 0 3px 10px rgba(59,111,224,.3);
        }

/* ===== Config panels ===== */
.panel {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(27,36,64,.04);
}

    .panel .p-head {
        display: flex;
        align-items: center;
        gap: 8px;
        padding: 12px 16px;
        border-bottom: 1px solid var(--line);
        background: var(--card-2);
    }

        .panel .p-head .dot3 {
            width: 11px;
            height: 11px;
            border-radius: 50%;
            display: inline-block;
        }

        .panel .p-head .t {
            margin-left: 8px;
            font-size: 12.5px;
            color: var(--ink-2);
            font-family: var(--mono);
        }

    .panel pre {
        margin: 0;
        padding: 16px 18px;
        overflow-x: auto;
        font-family: var(--mono);
        font-size: 12.5px;
        line-height: 1.6;
        color: var(--ink);
        background: #fbfcff;
    }

.copy-btn {
    margin-left: auto;
    font-size: 11.5px;
    color: var(--ink-2);
    border: 1px solid var(--line);
    background: var(--card);
    border-radius: 7px;
    padding: 4px 11px;
    cursor: pointer;
    font-family: inherit;
    transition: all .12s;
}

    .copy-btn:hover {
        color: var(--brand);
        border-color: var(--brand);
    }

.cfg-block, .cli-block {
    display: none;
}

    .cfg-block.on, .cli-block.on {
        display: block;
        animation: fade .18s ease;
    }

@keyframes fade {
    from {
        opacity: 0;
        transform: translateY(4px)
    }

    to {
        opacity: 1;
        transform: none
    }
}

/* ===== Meta table ===== */
dl.meta {
    display: grid;
    grid-template-columns: 170px 1fr;
    gap: 0;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(27,36,64,.04);
}

    dl.meta > div {
        display: contents;
    }

    dl.meta dt, dl.meta dd {
        padding: 11px 16px;
        border-bottom: 1px solid var(--line);
        font-size: 13.5px;
    }

    dl.meta dt {
        color: var(--ink-3);
        font-weight: 600;
        background: var(--card-2);
    }

    dl.meta dd {
        color: var(--ink);
        font-family: var(--mono);
        word-break: break-all;
    }

    dl.meta .row-last dt, dl.meta .row-last dd {
        border-bottom: 0;
    }

/* ===== Notice ===== */
.notice {
    background: var(--warn-soft);
    border: 1px solid #f0dfbf;
    border-radius: var(--radius);
    padding: 15px 18px;
    font-size: 13px;
    color: #8a6230;
}

    .notice b {
        color: var(--warn);
    }

footer {
    border-top: 1px solid var(--line);
    padding: 28px 0 40px;
    color: var(--ink-3);
    font-size: 12.5px;
    text-align: center;
}

@media (max-width:820px) {
    .grid-3, .grid-2 {
        grid-template-columns: 1fr;
    }

    .hero h1 {
        font-size: 30px;
    }

    dl.meta {
        grid-template-columns: 1fr;
    }

        dl.meta dt {
            background: transparent;
            border-bottom: 0;
            padding-bottom: 0;
        }

    nav .links {
        display: none;
    }
}