/* 绝对值 AI · 下载中心共享样式（纯原生，无外部依赖） */
:root{
  --dl-ink:#18213b;--dl-text:#24304b;--dl-muted:#8a94a8;--dl-sub:#626d92;
  --dl-blue:#3157ff;--dl-blue-wash:#f0f3fb;--dl-blue-tint:#f4f6ff;
  --dl-line:#e6eaf3;--dl-line-2:#eef1f7;--dl-bg:#f6f8ff;--dl-white:#fff;
  --dl-green:#1ea97c;--dl-green-wash:#e9f7f1;
  --dl-shadow:0 20px 54px rgba(20,32,64,.16);
}
[hidden]{display:none!important}
.dl-root{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Segoe UI",sans-serif;color:var(--dl-text);-webkit-font-smoothing:antialiased}
.dl-root a{color:inherit;text-decoration:none}
.dl-root svg{display:block}

/* ---------- 下载下拉（首页 + 下载页共用） ---------- */
.dl-nav{position:relative;display:inline-flex;align-items:center}
.dl-nav__trigger{display:inline-flex;align-items:center;gap:5px;padding:0;border:0;background:none;color:inherit;font:inherit;cursor:pointer;transition:color .18s}
.dl-nav__trigger:hover,.dl-nav.is-open .dl-nav__trigger{color:var(--dl-ink)}
.dl-nav__trigger svg{width:12px;height:12px;transition:transform .18s}
.dl-nav.is-open .dl-nav__trigger svg{transform:rotate(180deg)}
.dl-menu{position:absolute;top:calc(100% + 16px);right:0;width:334px;max-height:min(86vh,660px);overflow-y:auto;padding:12px;background:#fff;border:1px solid var(--dl-line);border-radius:20px;box-shadow:var(--dl-shadow);opacity:0;visibility:hidden;transform:translateY(-8px);transition:opacity .18s,transform .18s,visibility .18s;z-index:80}
.dl-nav.is-open .dl-menu{opacity:1;visibility:visible;transform:translateY(0)}
.dl-menu::before{content:"";position:absolute;top:-16px;left:0;right:0;height:16px}
.dl-menu::-webkit-scrollbar{width:6px}
.dl-menu::-webkit-scrollbar-thumb{background:#d9e0ee;border-radius:99px}
.dl-menu__group+.dl-menu__group{margin-top:10px;padding-top:10px;border-top:1px solid var(--dl-line-2)}
.dl-menu__title{padding:4px 10px 8px;color:var(--dl-muted);font-size:11px;font-weight:700;letter-spacing:.06em}
.dl-menu__row{position:relative;display:flex;align-items:center;gap:12px;padding:10px;border-radius:12px;color:var(--dl-text);text-decoration:none;cursor:pointer;transition:background .15s}
.dl-menu__row:hover{background:var(--dl-blue-tint)}
.dl-menu__row.is-current{background:#f2f5fb}
.dl-menu__icon{flex:0 0 38px;height:38px;display:grid;place-items:center;border-radius:11px;background:var(--dl-blue-wash)}
.dl-menu__icon svg{width:20px;height:20px;color:var(--dl-blue)}
.dl-menu__icon img{width:26px;height:26px;object-fit:contain;border-radius:6px}
.dl-menu__body{flex:1;min-width:0;display:block}
.dl-menu__name{display:block;font-size:13px;font-weight:700;line-height:1.35;color:var(--dl-ink)}
.dl-menu__meta{display:block;margin-top:3px;color:var(--dl-muted);font-size:11px;line-height:1.4}
.dl-menu__right{display:flex;align-items:center;gap:7px;flex:0 0 auto}
.dl-menu__cur{color:var(--dl-green);font-size:11px;font-weight:700;white-space:nowrap}
.dl-menu__dot{width:7px;height:7px;border-radius:50%;background:var(--dl-green)}
.dl-menu__arrow{width:14px;height:14px;color:#b9c2d3}
.dl-menu__note{padding:9px 10px 3px;color:var(--dl-muted);font-size:11px;line-height:1.6}

/* macOS 芯片二级浮层 */
.dl-chip{margin:8px 0 2px 8px;padding:8px;background:#fbfcff;border:1px solid var(--dl-line-2);border-radius:12px}
.dl-chip__title{padding:5px 8px 7px;color:var(--dl-muted);font-size:10px;font-weight:700;letter-spacing:.05em}
.dl-chip__item{display:flex;align-items:center;gap:8px;width:100%;padding:9px 8px;border:0;border-radius:9px;background:none;color:var(--dl-text);font-size:12px;text-align:left;cursor:pointer}
.dl-chip__item:hover{background:var(--dl-blue-tint)}
.dl-chip__item.is-active{font-weight:700;color:var(--dl-ink)}
.dl-chip__item .dot{width:7px;height:7px;border-radius:50%;background:var(--dl-green);flex:0 0 7px}

/* ---------- 下载页骨架 ---------- */
.dl-page{min-height:100vh;background:var(--dl-bg)}
.dl-head{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.93);backdrop-filter:blur(14px);border-bottom:1px solid var(--dl-line)}
.dl-head__inner{max-width:1120px;margin:0 auto;padding:0 20px;height:72px;display:flex;align-items:center;gap:24px}
.dl-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;color:var(--dl-ink);white-space:nowrap}
.dl-brand img{width:34px;height:34px;object-fit:contain}
.dl-head__nav{display:flex;align-items:center;gap:26px;margin-left:auto;font-size:13px;color:var(--dl-sub)}
.dl-head__nav a:hover{color:var(--dl-blue)}
.dl-head .dl-nav__trigger{font-size:13px}
.dl-cta{display:inline-flex;align-items:center;gap:8px;padding:10px 18px;border-radius:999px;background:#101726;color:#fff;font-size:13px;font-weight:700;white-space:nowrap}
.dl-cta:hover{background:#26314a}
.dl-cta svg{width:14px;height:14px}

.dl-hero{max-width:1120px;margin:0 auto;padding:58px 20px 34px}
.dl-crumb{font-size:12px;color:var(--dl-muted)}
.dl-crumb a:hover{color:var(--dl-blue)}
.dl-crumb span{margin:0 7px;color:#c4cbd9}
.dl-hero h1{margin:18px 0 14px;font-size:44px;line-height:1.22;letter-spacing:-.02em;color:var(--dl-ink)}
.dl-hero h1 em{font-style:normal;color:var(--dl-blue)}
.dl-hero p{max-width:700px;margin:0;font-size:15px;line-height:1.85;color:var(--dl-sub)}
.dl-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}
.dl-tag{padding:6px 12px;border:1px solid var(--dl-line);border-radius:999px;background:#fff;color:var(--dl-sub);font-size:12px}
.dl-tag--live{background:var(--dl-green-wash);border-color:#c8ebdc;color:var(--dl-green);font-weight:700}

.dl-sec{max-width:1120px;margin:0 auto;padding:0 20px 54px}
.dl-sec__head{display:flex;align-items:baseline;gap:12px;margin-bottom:16px}
.dl-sec__head h2{margin:0;font-size:21px;letter-spacing:-.01em;color:var(--dl-ink)}
.dl-sec__head span{font-size:12px;color:var(--dl-muted)}
.dl-group-title{margin:22px 0 10px;font-size:12px;font-weight:700;letter-spacing:.06em;color:var(--dl-muted)}

.dl-grid{display:grid;gap:14px}
.dl-grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}
.dl-card{display:flex;align-items:center;gap:16px;padding:18px 20px;background:#fff;border:1px solid var(--dl-line);border-radius:16px;text-decoration:none;color:inherit;transition:transform .18s,box-shadow .18s,border-color .18s}
.dl-card:hover{transform:translateY(-2px);box-shadow:0 14px 34px rgba(20,32,64,.10);border-color:#cdd8ff}
.dl-card.is-current{background:#f2f5fb;border-color:#d7e0ff}
.dl-card__icon{flex:0 0 48px;height:48px;display:grid;place-items:center;border-radius:13px;background:var(--dl-blue-wash);overflow:hidden}
.dl-card__icon svg{width:25px;height:25px;color:var(--dl-blue)}
.dl-card__icon img{width:34px;height:34px;object-fit:contain;border-radius:8px}
.dl-card__body{flex:1;min-width:0;display:block}
.dl-card__name{display:block;font-size:15px;font-weight:700;line-height:1.4;color:var(--dl-ink)}
.dl-card__meta{display:block;margin-top:5px;font-size:12px;line-height:1.55;color:var(--dl-muted)}
.dl-card__right{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.dl-pill{padding:5px 10px;border-radius:999px;font-size:11px;font-weight:700;white-space:nowrap}
.dl-pill--wait{background:#fff4e8;color:#b8752a}
.dl-pill--beta{background:var(--dl-green-wash);color:var(--dl-green)}
.dl-pill--na{background:#f1f3f8;color:#9aa4b8}
.dl-card__arrow{width:16px;height:16px;color:#b9c2d3}

.dl-product{display:flex;align-items:center;gap:16px;padding:20px;background:#fff;border:1px solid var(--dl-line);border-radius:18px;height:100%}
.dl-product__icon{flex:0 0 58px;height:58px;display:grid;place-items:center;border-radius:15px;background:var(--dl-blue-wash)}
.dl-product__icon img{width:42px;height:42px;object-fit:contain;border-radius:10px}
.dl-product>div:last-child{flex:1;min-width:0}
.dl-product h3{margin:0 0 5px;font-size:16px;color:var(--dl-ink)}
.dl-product p{margin:0 0 12px;font-size:12px;line-height:1.6;color:var(--dl-sub)}
.dl-product__link{display:inline-flex;align-items:center;gap:5px;font-size:12px;font-weight:700;color:var(--dl-blue)}
.dl-product__link:hover{text-decoration:underline}

.dl-table{width:100%;border-collapse:separate;border-spacing:0;background:#fff;border:1px solid var(--dl-line);border-radius:16px;overflow:hidden;font-size:13px}
.dl-table th,.dl-table td{padding:13px 18px;text-align:left;border-bottom:1px solid var(--dl-line-2)}
.dl-table th{width:190px;color:var(--dl-muted);font-weight:600;background:#fbfcff}
.dl-table td{color:var(--dl-text)}
.dl-table tr:last-child th,.dl-table tr:last-child td{border-bottom:0}
.dl-table code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12px;color:var(--dl-blue)}

.dl-steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}
.dl-step{padding:18px;background:#fff;border:1px solid var(--dl-line);border-radius:16px}
.dl-step span{display:inline-grid;place-items:center;width:24px;height:24px;margin-bottom:12px;border-radius:8px;background:var(--dl-blue);color:#fff;font-size:11px;font-weight:800}
.dl-step b{display:block;margin-bottom:7px;font-size:13px;color:var(--dl-ink)}
.dl-step p{margin:0;font-size:12px;line-height:1.75;color:var(--dl-sub)}

.dl-note{padding:20px 22px;background:linear-gradient(120deg,#f0f3ff,#f7f9ff);border:1px solid #dfe6ff;border-radius:18px}
.dl-note b{display:block;margin-bottom:8px;font-size:14px;color:var(--dl-ink)}
.dl-note p{margin:0 0 12px;font-size:13px;line-height:1.8;color:var(--dl-sub)}
.dl-note__actions{display:flex;flex-wrap:wrap;gap:10px}
.dl-note__btn{display:inline-flex;align-items:center;gap:6px;padding:9px 15px;border-radius:10px;background:var(--dl-blue);color:#fff;font-size:12px;font-weight:700}
.dl-note__btn--ghost{background:#fff;color:var(--dl-blue);border:1px solid #cfd9ff}
.dl-note__btn:hover{opacity:.88}

.dl-footer{border-top:1px solid var(--dl-line);background:#fff}
.dl-footer__inner{max-width:1120px;margin:0 auto;padding:26px 20px;display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;font-size:12px;color:var(--dl-muted)}
.dl-footer a:hover{color:var(--dl-blue)}
.dl-footer__links{display:flex;flex-wrap:wrap;gap:18px}

.dl-toast{position:fixed;left:50%;bottom:32px;transform:translate(-50%,12px);z-index:120;background:#101726;color:#fff;padding:11px 18px;border-radius:999px;font-size:13px;box-shadow:0 14px 36px rgba(16,23,38,.26);opacity:0;pointer-events:none;transition:opacity .22s,transform .22s}
.dl-toast.show,.av-toast.show{opacity:1;transform:translate(-50%,0)}

@media(max-width:860px){
  .dl-grid--2{grid-template-columns:1fr}
  .dl-head__nav a:not(.dl-head__nav-keep){display:none}
}
@media(max-width:720px){
  .dl-hero{padding:40px 20px 26px}
  .dl-hero h1{font-size:32px}
  .dl-menu{width:min(320px,calc(100vw - 32px));right:auto;left:50%;transform:translate(-50%,-8px)}
  .dl-nav.is-open .dl-menu{transform:translate(-50%,0)}
  .dl-chip{margin-left:0}
  .dl-table th{width:120px}
  .dl-card{flex-wrap:wrap;padding:15px}
  .dl-card__right{margin-left:64px}
}

/* ---------- 附加：3 列产品矩阵 / 深色胶囊按钮 / 产品 Hero ---------- */
.dl-grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}
.dl-head .dl-nav__trigger{padding:10px 18px;border-radius:999px;background:#101726;color:#fff;font-size:13px;font-weight:700}
.dl-head .dl-nav__trigger:hover,.dl-head .dl-nav.is-open .dl-nav__trigger{background:#26314a;color:#fff}
.dl-head .dl-nav__trigger svg{color:#fff}
.dl-eyebrow{margin:0 0 14px;color:var(--dl-blue);font-size:11px;font-weight:800;letter-spacing:.16em}
.dl-hero__product{display:flex;align-items:center;gap:14px;margin-bottom:16px}
.dl-hero__product img{width:54px;height:54px;object-fit:contain;border-radius:14px;background:#fff;border:1px solid var(--dl-line);padding:7px}
.dl-hero__product small{display:block;color:var(--dl-muted);font-size:11px;letter-spacing:.06em}
.dl-hero__product b{display:block;margin-top:3px;color:var(--dl-ink);font-size:16px}
.dl-status{display:inline-flex;align-items:center;gap:6px;padding:5px 11px;border-radius:999px;background:#fff4e8;color:#b8752a;font-size:11px;font-weight:700}
.dl-status::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor}
.dl-status--beta{background:var(--dl-green-wash);color:var(--dl-green)}
button.dl-card{font:inherit;text-align:left;width:100%;cursor:pointer}
button.dl-card:hover{transform:translateY(-2px);box-shadow:0 14px 34px rgba(20,32,64,.10);border-color:#cdd8ff}
.dl-anchor{scroll-margin-top:92px}
@media(max-width:860px){.dl-grid--3{grid-template-columns:1fr}}