/* ==========================================================================
   open.css — 「接入指南」图文混排专用样式（2026-10-18 · 版本 20261018a）
   适用：/open/（index、apply）、/agent/（接入引导区）
   口径：
     1) 命名空间一律 open- 与 op- 前缀，**不修改 tokens.css / site.css 任何全局规则**
     2) 颜色优先引用设计令牌；agent 页未加载 tokens.css，故在 .open-ui 内做兜底赋值
     3) 无图片时降级为纯图标/色块，不出现破图占位
   ========================================================================== */

.open-ui{
  --op-gold:var(--gold,#D4A85A);
  --op-gold-hi:var(--gold-hi,#F5D88A);
  --op-gold-08:rgba(234,200,126,.08);
  --op-gold-16:rgba(234,200,126,.16);
  --op-gold-28:rgba(234,200,126,.28);
  --op-gold-40:rgba(234,200,126,.40);
  --op-red:var(--brand,#A01218);
  --op-red-text:var(--brand-text,#E86B70);
  --op-tx1:var(--tx-1,#F5EFE8);
  --op-tx2:var(--tx-2,#B8AFA0);
  --op-tx3:var(--tx-3,#7A7268);
  --op-line:var(--line-2,rgba(255,255,255,.10));
  --op-mono:var(--font-mono,ui-monospace,SFMono-Regular,Menlo,Consolas,monospace);
  --op-r:12px;
}

/* ---------- 线性图标（统一 24 栅格 / 1.6 描边 / currentColor） ---------- */
.open-ico{
  width:22px;height:22px;flex:0 0 auto;display:inline-block;vertical-align:-.18em;
  stroke:currentColor;fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;
}
.open-ico--sm{width:16px;height:16px}
.open-ico--lg{width:26px;height:26px}

/* ============================ 1. 三步接入 · 流程条 ============================ */
.open-flow-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:44px;align-items:center}
.open-flow{list-style:none;margin:26px 0 0;padding:0}
.open-flow>li{position:relative;padding:0 0 24px 68px}
.open-flow>li:last-child{padding-bottom:0}
.open-flow>li::before{
  content:"";position:absolute;left:23px;top:50px;bottom:-2px;width:1px;
  background:linear-gradient(180deg,var(--op-gold-40),var(--op-gold-08));
}
.open-flow>li:last-child::before{display:none}
.open-flow__num{
  position:absolute;left:0;top:0;width:47px;height:47px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--op-mono);font-size:16px;font-weight:700;color:var(--op-gold);
  border:1px solid var(--op-gold-40);
  background:radial-gradient(circle at 32% 26%,rgba(234,200,126,.20),rgba(234,200,126,.02) 72%);
  box-shadow:0 0 0 7px rgba(234,200,126,.035);
}
.open-flow__t{display:flex;align-items:center;gap:9px;margin:6px 0 7px;font-size:16px;font-weight:600;color:var(--op-tx1)}
.open-flow__t .open-ico{color:var(--op-gold)}
.open-flow__d{margin:0;font-size:13.5px;line-height:1.72;color:var(--op-tx2)}
.open-flow__d a{color:var(--op-gold);text-decoration:none;border-bottom:1px solid var(--op-gold-28)}
.open-flow__m{
  display:inline-block;margin-top:11px;padding:3px 10px;border-radius:999px;
  font-family:var(--op-mono);font-size:11px;letter-spacing:.04em;
  color:var(--op-gold);border:1px solid var(--op-gold-28);background:var(--op-gold-08);
}
.open-flow__fig{margin:0;position:relative;border-radius:18px;overflow:hidden;border:1px solid var(--op-line);background:#050505}
.open-flow__fig img{display:block;width:100%;height:auto;opacity:.95}


/* ============================ 2. 工具卡 · 图标 + 缩略图 ============================ */
.open-tool__hd{display:flex;align-items:center;gap:11px;margin-bottom:11px}
.open-tool__ico{
  width:34px;height:34px;border-radius:10px;display:flex;align-items:center;justify-content:center;
  color:var(--op-gold);border:1px solid var(--op-gold-28);background:var(--op-gold-08);
}
.open-tool__hd h3{margin:0;font-size:15.5px;font-family:var(--op-mono);letter-spacing:-.01em}
.open-tool__fig{margin:0 0 14px;border-radius:var(--op-r);overflow:hidden;border:1px solid var(--op-line);background:#050505}
.open-tool__fig img{display:block;width:100%;height:132px;object-fit:cover;object-position:center;opacity:.92;transition:transform .6s cubic-bezier(.22,1,.36,1),opacity .35s}
.open-tool:hover .open-tool__fig img{transform:scale(1.045);opacity:1}
/* 2026-10-18 修：窄卡内代码块横向溢出（根因 <pre> 默认 white-space:pre 不换行，
   而 .g3 是 auto-fit minmax(220px,1fr)，1440 下卡内可用宽仅约 232px，长行被切）
   ⇒ 改为软换行；overflow-x 仍保留作兜底（超长无空格 URL 时仍可横滑） */
.open-tool pre{
  white-space:pre-wrap;
  word-break:break-word;
  overflow-wrap:anywhere;
  tab-size:2;
  max-width:100%;
}

/* ============================ 3. 数据范围 · 左右对比 ============================ */
.open-scope__fig{margin:22px 0 0;position:relative;border-radius:16px;overflow:hidden;border:1px solid var(--op-line)}
.open-scope__fig img{display:block;width:100%;height:216px;object-fit:cover;object-position:center 48%;opacity:.9}
.open-scope__fig::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 42%,rgba(7,7,7,.88) 100%)}
.open-scope__cap{position:absolute;left:0;right:0;bottom:11px;z-index:1;text-align:center;font-size:11.5px;letter-spacing:.02em;color:#A79C8C}
.open-scope{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:18px}
.open-scope__col{border:1px solid var(--op-line);border-radius:14px;padding:19px 20px 17px;background:linear-gradient(180deg,rgba(255,255,255,.035),transparent)}
.open-scope__col--yes{border-color:rgba(74,155,122,.34);background:linear-gradient(180deg,rgba(74,155,122,.09),transparent)}
.open-scope__col--no{border-color:rgba(182,28,34,.34);background:linear-gradient(180deg,rgba(182,28,34,.09),transparent)}
.open-scope__h{display:flex;align-items:center;gap:9px;margin:0 0 13px;font-size:15px;font-weight:600;color:var(--op-tx1)}
.open-scope__col--yes .open-ico{color:#4A9B7A}
.open-scope__col--no .open-ico{color:var(--op-red-text)}
.open-scope__list{list-style:none;margin:0;padding:0;display:grid;gap:9px}
.open-scope__list li{display:flex;align-items:flex-start;gap:9px;font-size:13.5px;line-height:1.55;color:var(--op-tx2)}
.open-scope__list li .open-ico{margin-top:2px}
.open-mini{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:16px}
.open-mini__c{border:1px solid var(--op-line);border-radius:14px;padding:16px 18px}
.open-mini__c h4{display:flex;align-items:center;gap:8px;margin:0 0 7px;font-size:14px;color:var(--op-tx1)}
.open-mini__c h4 .open-ico{color:var(--op-gold)}
.open-mini__c p{margin:0;font-size:13px;line-height:1.65;color:var(--op-tx2)}

/* ============================ 4. 错误码 · 状态色点 ============================ */
.open-dot{width:8px;height:8px;border-radius:50%;display:inline-block;margin-right:9px;vertical-align:1px;box-shadow:0 0 0 3px rgba(255,255,255,.035)}
.open-dot--ok{background:#4A9B7A}
.open-dot--c{background:#E86B70}
.open-dot--s{background:#D4A85A}
.open-legend{display:flex;flex-wrap:wrap;gap:20px;margin-top:11px;font-size:12px;color:var(--op-tx3)}
.open-legend span{display:inline-flex;align-items:center}

/* ============================ 5. 终端窗口 · 复制 ============================ */
.open-term{margin:12px 0 0;border:1px solid rgba(255,255,255,.09);border-radius:12px;overflow:hidden;background:#0B0D12;box-shadow:0 18px 42px rgba(0,0,0,.42)}
.open-term__bar{display:flex;align-items:center;gap:8px;padding:9px 12px;background:linear-gradient(180deg,#15181F,#101319);border-bottom:1px solid rgba(255,255,255,.07)}
.open-term__dot{width:10px;height:10px;border-radius:50%;display:block;flex:0 0 auto}
.open-term__dot--r{background:#FF5F57}
.open-term__dot--y{background:#FEBC2E}
.open-term__dot--g{background:#28C840}
.open-term__label{margin-left:7px;font-family:var(--op-mono);font-size:11px;letter-spacing:.09em;text-transform:uppercase;color:#7D8590}
.open-term__copy{
  margin-left:auto;display:inline-flex;align-items:center;gap:6px;padding:4px 11px;border-radius:999px;
  border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.04);color:#C9D1D9;
  font-family:var(--op-mono);font-size:11px;cursor:pointer;transition:.2s;
}
.open-term__copy:hover{color:#fff;border-color:var(--op-gold-40);background:var(--op-gold-08)}
.open-term__copy.is-done{color:#28C840;border-color:rgba(40,200,64,.5);background:rgba(40,200,64,.08)}
.open-term__body{margin:0;padding:15px 18px;overflow:auto;background:transparent;border:none;
  font-family:var(--op-mono);font-size:12.8px;line-height:1.78;color:#C9D1D9;white-space:pre;tab-size:2}
.open-term__body .t-cmd{color:#8AB4FF}
.open-term__body .t-url{color:#E0B872}
.open-term__body .t-flag{color:#9FD0B0}
.open-term__body .t-key{color:#FF9D8A}
.open-term__body .t-out{color:#6F7A86}

/* ============================ 6. 决策卡 · 统一 SVG 图标 ============================ */
.open-decide{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.open-decide>a{
  display:flex;flex-direction:column;gap:11px;padding:20px 20px 18px;text-decoration:none;
  border:1px solid var(--op-line);border-radius:16px;
  background:linear-gradient(180deg,rgba(255,255,255,.035),rgba(255,255,255,0));
  transition:transform .25s cubic-bezier(.22,1,.36,1),border-color .25s,background .25s;
}
.open-decide>a:hover{transform:translateY(-3px);border-color:var(--op-gold-40);background:linear-gradient(180deg,rgba(234,200,126,.07),rgba(255,255,255,0))}
.open-decide__ico{width:42px;height:42px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  color:var(--op-gold);border:1px solid var(--op-gold-28);background:var(--op-gold-08)}
.open-decide h3{margin:0;font-size:15.5px;font-weight:600;color:var(--op-tx1)}
.open-decide p{margin:0;font-size:13px;line-height:1.6;color:var(--op-tx2)}
.open-decide .open-decide__go{display:inline-flex;align-items:center;gap:6px;margin-top:2px;font-size:12.5px;color:var(--op-gold)}

/* ============================ 7. 表单 · 字段提示 + 身份按钮组 ============================ */
.open-i{
  display:inline-flex;align-items:center;justify-content:center;width:15px;height:15px;padding:0;
  border-radius:50%;border:1px solid var(--op-line);background:transparent;color:var(--op-tx3);
  font-family:var(--op-mono);font-size:9.5px;line-height:1;cursor:help;position:relative;
  vertical-align:1px;margin-left:6px;transition:.18s;
}
.open-i:hover,.open-i:focus-visible{color:var(--op-gold);border-color:var(--op-gold-40);outline:none}
.open-i::after{
  content:attr(data-tip);position:absolute;left:50%;bottom:calc(100% + 10px);
  transform:translateX(-50%) translateY(4px);
  width:max-content;max-width:250px;white-space:normal;text-align:left;
  padding:9px 12px;border-radius:10px;background:#15181F;border:1px solid rgba(255,255,255,.13);
  color:var(--op-tx2);font-family:var(--op-body,inherit);font-size:12px;line-height:1.6;letter-spacing:0;
  box-shadow:0 16px 38px rgba(0,0,0,.62);opacity:0;pointer-events:none;transition:.18s;z-index:20;
}
.open-i:hover::after,.open-i:focus-visible::after{opacity:1;transform:translateX(-50%) translateY(0)}
.open-idgroup{display:flex;flex-wrap:wrap;gap:10px;margin-top:2px}
.open-idgroup__btn{
  display:inline-flex;align-items:center;gap:9px;padding:10px 16px;border-radius:11px;
  border:1px solid var(--op-line);background:transparent;color:var(--op-tx2);
  font-family:inherit;font-size:14px;font-weight:600;cursor:pointer;transition:.2s;
}
.open-idgroup__btn:hover{border-color:var(--op-gold-40);color:var(--op-tx1)}
.open-idgroup__btn .open-ico{color:var(--op-tx3);transition:.2s}
.open-idgroup__btn.is-on{border-color:var(--op-gold-40);background:var(--op-gold-08);color:var(--op-gold)}
.open-idgroup__btn.is-on .open-ico{color:var(--op-gold)}
.tab .open-ico{margin-right:7px;vertical-align:-.22em}

/* 迷你流程条（agent 页「3 步接入」轻改版） */
.open-flow.open-flow--mini{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:30px 0 0}
.open-flow--mini>li{padding:0 12px;text-align:center}
.open-flow--mini .open-flow__num{position:static;margin:0 auto 13px}
.open-flow--mini>li::before{
  content:"";position:absolute;left:calc(50% + 34px);right:calc(-50% + 34px);top:23px;bottom:auto;height:1px;width:auto;
  background:linear-gradient(90deg,var(--op-gold-40),var(--op-gold-08));
}
.open-flow--mini .open-flow__t{justify-content:center;margin:0 0 6px;font-size:15px}
.open-flow--mini .open-flow__d{font-size:12.5px}

/* ============================ 8. 文档页（/open/docs/ 单页 + 左侧目录） ============================ */
.docs-badge{display:inline-flex;align-items:center;gap:8px;padding:5px 12px;border-radius:999px;
  border:1px solid var(--op-gold-28);background:var(--op-gold-08);color:var(--op-gold);
  font-family:var(--op-mono);font-size:11.5px;letter-spacing:.04em}
.docs-badge .dot{width:6px;height:6px;border-radius:50%;background:#4A9B7A;box-shadow:0 0 0 3px rgba(74,155,122,.16)}
.docs-lang{margin-left:auto;display:flex;gap:6px;font-size:12px;color:var(--op-tx3)}
.docs-lang span{padding:3px 9px;border-radius:8px;border:1px solid transparent}
.docs-lang .on{color:var(--op-tx1);border-color:var(--op-line);background:rgba(255,255,255,.04)}
.docs-lang .off{opacity:.45;cursor:not-allowed}
.docs-layout{display:grid;grid-template-columns:196px minmax(0,1fr);gap:46px;align-items:start;margin-top:34px}
.docs-toc{position:sticky;top:96px;font-size:13px}
.docs-toc__t{font-family:var(--op-mono);font-size:11px;letter-spacing:.1em;color:var(--op-tx3);margin:0 0 12px}
.docs-toc a{display:block;padding:6px 10px;margin-left:-10px;border-radius:8px;color:var(--op-tx2);text-decoration:none;transition:.18s}
.docs-toc a:hover{color:var(--op-tx1);background:rgba(255,255,255,.04)}
.docs-toc a.on{color:var(--op-gold);background:var(--op-gold-08)}
.docs-body{min-width:0}
.docs-sec{padding:0 0 34px;margin-bottom:34px;border-bottom:1px solid var(--op-line)}
.docs-sec:last-child{border-bottom:none;margin-bottom:0}
.docs-sec h2{font-size:21px;margin:0 0 12px;color:var(--op-tx1);scroll-margin-top:96px}
.docs-sec h3{font-size:15px;margin:22px 0 8px;color:var(--op-tx1)}
.docs-sec p{margin:0 0 10px;color:var(--op-tx2);font-size:14px;line-height:1.75}
.docs-sec ul{margin:0 0 12px;padding-left:20px;color:var(--op-tx2);font-size:14px;line-height:1.8}
.docs-sec code{font-family:var(--op-mono);font-size:12.5px;background:rgba(255,255,255,.06);padding:1.5px 6px;border-radius:6px;color:#E0B872}
.docs-tw{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:8px 0 6px}
.docs-table{width:100%;border-collapse:collapse;font-size:13px;margin:0}
.docs-table th{text-align:left;padding:9px 12px;background:rgba(255,255,255,.05);color:var(--op-tx2);font-weight:600;white-space:nowrap}
.docs-table td{padding:9px 12px;border-top:1px solid var(--op-line);color:var(--op-tx2);vertical-align:top}
.docs-table td code{background:none;padding:0;color:#E0B872}
.docs-faq{border:1px solid var(--op-line);border-radius:12px;padding:0 18px;margin:6px 0 0}
.docs-faq details{border-bottom:1px solid var(--op-line);padding:13px 0}
.docs-faq details:last-child{border-bottom:none}
.docs-faq summary{cursor:pointer;font-size:14px;color:var(--op-tx1);list-style:none;display:flex;justify-content:space-between;gap:12px}
.docs-faq summary::-webkit-details-marker{display:none}
.docs-faq summary::after{content:"+";color:var(--op-gold);font-family:var(--op-mono)}
.docs-faq details[open] summary::after{content:"−"}
.docs-faq p{margin:10px 0 0;font-size:13.5px;line-height:1.75;color:var(--op-tx2)}
.docs-note{border-left:2px solid var(--op-gold-40);padding:2px 0 2px 14px;color:var(--op-tx3);font-size:13px;line-height:1.7;margin:12px 0}
@media (max-width:900px){
  .docs-layout{grid-template-columns:1fr;gap:18px}
  .docs-toc{position:static;display:flex;overflow:auto;gap:6px;padding-bottom:8px;border-bottom:1px solid var(--op-line)}
  .docs-toc__t{display:none}
  .docs-toc a{white-space:nowrap;margin-left:0}
}

/* ============================ 响应式 ============================ */
@media (max-width:900px){
  .open-flow-grid{grid-template-columns:1fr;gap:26px}
  .open-flow__fig{order:-1}
  .open-decide{grid-template-columns:1fr}
  .open-scope,.open-mini{grid-template-columns:1fr}
  .open-scope__fig img{height:150px}
  .open-tool__fig img{height:150px}
}
@media (max-width:560px){
  .open-flow>li{padding-left:58px}
  .open-flow__num{width:40px;height:40px;font-size:14px}
  .open-flow>li::before{left:20px;top:44px}
  .open-flow__fig{display:none}
  .open-term__body{font-size:12px;padding:13px 14px}
  .open-flow--mini{grid-template-columns:1fr;gap:22px}
  .open-flow--mini>li{padding:0}
  .open-flow--mini>li::before{display:none}
}