/* ==========================================================
   AI 建站工作台 + 首屏 + 客户账号页
   只在 /build /login /signup /workspace 与首页首屏使用
   依赖 portal.css 的变量与基础组件
   ========================================================== */

/* ---------------- 首屏：描述 -> 直接开工 ---------------- */
.b-hero{
  position:relative;isolation:isolate;overflow:hidden;
  width:100vw;margin-left:calc(50% - 50vw);margin-right:calc(50% - 50vw);
  padding:clamp(56px,7.5vw,96px) 0 clamp(90px,11vw,150px);
  background:#0b0d1c;color:#fff;
}
.b-hero-bg{position:absolute;inset:0;z-index:-1;overflow:hidden}
.b-hero-bg::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(120% 80% at 50% 0%,#3b2a6e 0%,rgba(59,42,110,0) 55%),
    radial-gradient(90% 70% at 15% 20%,rgba(47,107,255,.38) 0%,rgba(47,107,255,0) 60%),
    radial-gradient(80% 60% at 88% 12%,rgba(138,77,255,.42) 0%,rgba(138,77,255,0) 62%),
    linear-gradient(180deg,#141033 0%,#0d0f24 46%,#0a0b16 100%);
}
/* 细网格，给深色面一点结构感，不抢内容 */
.b-mesh{
  position:absolute;inset:0;opacity:.30;
  background-image:linear-gradient(rgba(255,255,255,.055) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.055) 1px,transparent 1px);
  background-size:72px 72px;
  mask-image:radial-gradient(75% 60% at 50% 38%,#000 20%,transparent 82%);
  -webkit-mask-image:radial-gradient(75% 60% at 50% 38%,#000 20%,transparent 82%);
}
.b-orb{position:absolute;border-radius:50%;filter:blur(70px);opacity:.55;pointer-events:none}
.b-orb-1{width:520px;height:520px;left:-120px;top:-140px;background:rgba(47,107,255,.55)}
.b-orb-2{width:460px;height:460px;right:-100px;top:-60px;background:rgba(138,77,255,.5)}
.b-orb-3{width:700px;height:300px;left:50%;bottom:-180px;transform:translateX(-50%);background:rgba(0,120,255,.35)}

.b-hero-inner{width:92%;max-width:1000px;margin-inline:auto;text-align:center}
.b-kicker{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 15px;border:1px solid rgba(255,255,255,.24);border-radius:999px;
  font-size:12.5px;font-weight:600;letter-spacing:.06em;color:rgba(255,255,255,.82);
  background:rgba(255,255,255,.04);backdrop-filter:blur(8px);
}
.b-kicker-dot{width:5px;height:5px;border-radius:50%;background:#7ce0c3;box-shadow:0 0 0 4px rgba(124,224,195,.16)}
.b-hero h1{
  margin:24px auto 0;max-width:14em;
  font-size:clamp(34px,5.9vw,70px);line-height:1.08;letter-spacing:-.045em;font-weight:800;
  color:#fff;
}
.b-hero h1 em{
  font-style:normal;font-weight:800;
  background:linear-gradient(100deg,#c3b5ff 0%,#9dbcff 46%,#7fe6d0 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.b-sub{
  margin:22px auto 0;max-width:620px;
  font-size:clamp(14.5px,1.15vw,16.5px);line-height:1.75;color:rgba(255,255,255,.66);
}
/* 输入框：白底 + 紫色外发光，对齐参考稿 */
.b-launch{
  display:flex;align-items:center;gap:8px;
  width:100%;max-width:760px;margin:34px auto 0;
  padding:8px;border-radius:999px;background:#fff;
  box-shadow:0 0 0 1px rgba(255,255,255,.14),0 0 70px rgba(140,100,255,.55),0 30px 80px -22px rgba(124,92,255,.95);
  transition:box-shadow .25s;
}
.b-launch:focus-within{box-shadow:0 0 0 4px rgba(160,140,255,.28),0 30px 80px -20px rgba(124,92,255,.95),0 0 110px rgba(110,80,255,.4)}
.b-launch-field{flex:1;min-width:0;display:block}
.b-launch input{
  width:100%;border:0;outline:0;background:transparent;
  padding:16px 22px;font-size:16px;font-family:inherit;color:#1d1d1f;
}
.b-launch input::placeholder{color:#9b9ba3}
.b-launch-btn{
  flex:0 0 auto;display:inline-flex;align-items:center;gap:8px;
  border:0;cursor:pointer;font-family:inherit;
  padding:15px 26px;border-radius:999px;font-size:15px;font-weight:600;letter-spacing:-.01em;
  background:#1d1d1f;color:#fff;transition:transform .18s,background .18s;
}
.b-launch-btn:hover{background:#000;transform:translateY(-1px)}
.b-launch-btn span{transition:transform .18s}
.b-launch-btn:hover span{transform:translateX(3px)}

.b-examples{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:8px;margin:22px auto 0;max-width:860px}
.b-examples-label{font-size:12.5px;color:rgba(255,255,255,.42);margin-right:2px}
.b-example{
  border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.055);
  color:rgba(255,255,255,.78);font-family:inherit;font-size:12.5px;line-height:1.4;
  padding:7px 13px;border-radius:999px;cursor:pointer;transition:.2s;backdrop-filter:blur(6px);
}
.b-example:hover{background:rgba(255,255,255,.13);border-color:rgba(255,255,255,.3);color:#fff}
.b-hero-meta{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:12px;margin-top:30px;font-size:12.5px;color:rgba(255,255,255,.42)}
.b-hero-meta i{width:3px;height:3px;border-radius:50%;background:rgba(255,255,255,.28)}
.b-sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------------- 工作台骨架 ---------------- */
.bw{
  width:100vw;margin-left:calc(50% - 50vw);margin-right:calc(50% - 50vw);
  padding:14px clamp(10px,1.6vw,20px) 22px;
  background:linear-gradient(180deg,#f7f8fc 0%,#fbfbfd 100%);
}
.bw-head{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:0 4px 12px;
}
.bw-head-l{display:flex;align-items:center;gap:18px;min-width:0}
.bw-logo{font-size:14.5px;font-weight:700;letter-spacing:-.01em;white-space:nowrap}
.bw-logo::before{content:"✦";color:var(--p-blue);margin-right:7px}
.bw-flow{display:flex;align-items:center;gap:6px;margin:0;padding:0;list-style:none;min-width:0;overflow:hidden}
.bw-flow li{
  position:relative;font-size:12.5px;color:var(--p-ink3);white-space:nowrap;
  padding:5px 10px;border-radius:999px;background:rgba(0,0,0,.035);
}
.bw-flow li.on{color:#fff;background:var(--p-ink)}
.bw-flow li.done{color:var(--p-blue);background:rgba(47,107,255,.1)}
.bw-head-r{display:flex;align-items:center;gap:8px;flex:0 0 auto}
.bw-ghost,.bw-solid{font-family:inherit;cursor:pointer;border:0;transition:.18s}
.bw-ghost{background:transparent;color:var(--p-ink2);font-size:13.5px;padding:8px 12px;border-radius:10px}
.bw-ghost:hover{background:rgba(0,0,0,.05);color:var(--p-ink)}
.bw-solid{background:var(--p-ink);color:#fff;font-size:13.5px;font-weight:600;padding:9px 16px;border-radius:10px}
.bw-solid:hover{background:#000;transform:translateY(-1px)}
.bw-solid:disabled{opacity:.55;cursor:not-allowed;transform:none}
.bw-solid.bw-wide{width:100%;padding:13px;font-size:14.5px;border-radius:12px}
.bw-me{display:inline-flex;align-items:center;gap:8px;font-size:13.5px;color:var(--p-ink);font-weight:600;max-width:220px;overflow:hidden}
.bw-avatar{width:26px;height:26px;border-radius:50%;background:var(--p-grad);color:#fff;display:grid;place-items:center;font-size:12px;font-weight:700;flex:0 0 auto}

.bw-body{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(340px,42%);
  gap:14px;height:calc(100vh - 148px);min-height:540px;max-height:920px;
}

/* ---------------- 左：对话 ---------------- */
.bw-chat{
  display:flex;flex-direction:column;min-width:0;
  background:#fff;border:1px solid var(--p-line);border-radius:20px;
  box-shadow:0 1px 2px rgba(0,0,0,.03),0 18px 40px -30px rgba(0,0,0,.3);
  overflow:hidden;
}
.bw-chat-scroll{flex:1;overflow-y:auto;padding:clamp(18px,2.4vw,30px);scroll-behavior:smooth;display:flex;flex-direction:column}
.bw-chat-inner{width:100%;max-width:720px;margin:0 auto}
.bw-chat-inner.center{margin-top:auto;margin-bottom:auto}

.bw-welcome{text-align:left;padding:6px 0}
.bw-welcome-mark{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  background:var(--p-grad-soft);color:var(--p-blue);font-size:17px;margin-bottom:14px;
}
.bw-welcome h2{font-size:clamp(20px,2.2vw,26px);letter-spacing:-.025em;margin:0 0 10px}
.bw-welcome p{font-size:14.5px;line-height:1.75;color:var(--p-ink2);margin:0 0 20px;max-width:600px}
.bw-welcome-list{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:20px}
.bw-welcome-list div{border:1px solid var(--p-line);border-radius:12px;padding:12px 14px;background:#fafafc}
.bw-welcome-list b{display:block;font-size:13px;margin-bottom:3px}
.bw-welcome-list span{font-size:12.5px;color:var(--p-ink3)}
.bw-welcome-tips{display:flex;flex-wrap:wrap;gap:7px;align-items:center}
.bw-welcome-tips>span{font-size:12.5px;color:var(--p-ink3)}
.bw-tip{
  font-family:inherit;font-size:12.5px;cursor:pointer;
  border:1px solid var(--p-line);background:#fff;color:var(--p-ink2);
  padding:7px 12px;border-radius:999px;transition:.18s;
}
.bw-tip:hover{border-color:rgba(47,107,255,.4);color:var(--p-blue);background:rgba(47,107,255,.05)}

.bw-msg{display:flex;gap:10px;margin-bottom:18px;animation:bwIn .3s ease both}
.bw-msg-me{justify-content:flex-end}
.bw-bubble{border-radius:16px;padding:12px 16px;font-size:14.8px;line-height:1.7;max-width:84%}
.bw-msg-me .bw-bubble{background:var(--p-ink);color:#fff;border-bottom-right-radius:5px}
.bw-msg-ai .bw-bubble{background:#f4f5f9;color:var(--p-ink);border-bottom-left-radius:5px}
.bw-msg-ai .bw-bubble b{font-weight:700}
.bw-msg-ai .bw-bubble em{font-style:normal;color:var(--p-blue);font-weight:600}
.bw-ai-mark{width:26px;height:26px;border-radius:8px;background:var(--p-grad);color:#fff;display:grid;place-items:center;font-size:12px;flex:0 0 auto;margin-top:2px}

.bw-typing{display:inline-flex;gap:4px;align-items:center;height:18px}
.bw-typing i{width:5px;height:5px;border-radius:50%;background:var(--p-ink3);animation:bwDot 1.1s infinite}
.bw-typing i:nth-child(2){animation-delay:.15s}
.bw-typing i:nth-child(3){animation-delay:.3s}

.bw-composer{border-top:1px solid var(--p-line);background:#fcfcfe;padding:12px 14px 10px}
.bw-composer-in{
  display:flex;align-items:flex-end;gap:8px;background:#fff;
  border:1px solid var(--p-line2);border-radius:15px;padding:7px 7px 7px 14px;transition:.18s;
}
.bw-composer-in:focus-within{border-color:rgba(47,107,255,.45);box-shadow:0 0 0 4px rgba(47,107,255,.07)}
.bw-composer textarea{
  flex:1;min-width:0;border:0;outline:0;resize:none;background:transparent;
  font-family:inherit;font-size:15px;line-height:1.6;padding:9px 0;max-height:150px;color:var(--p-ink);
}
.bw-composer textarea::placeholder{color:#a0a0a8}
.bw-send{
  flex:0 0 auto;display:inline-flex;align-items:center;gap:7px;cursor:pointer;border:0;
  font-family:inherit;font-size:14px;font-weight:600;color:#fff;background:var(--p-ink);
  padding:11px 18px;border-radius:11px;transition:.18s;
}
.bw-send:hover{background:#000}
.bw-send:disabled{opacity:.5;cursor:not-allowed}
.bw-composer-foot{display:flex;justify-content:space-between;padding:7px 4px 0;font-size:11.5px;color:var(--p-ink3)}

/* ---------------- 右：方案面板 ---------------- */
.bw-side{
  display:flex;flex-direction:column;min-width:0;
  background:#fff;border:1px solid var(--p-line);border-radius:20px;
  box-shadow:0 1px 2px rgba(0,0,0,.03),0 18px 40px -30px rgba(0,0,0,.3);
  overflow:hidden;
}
.bw-side-head{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:15px 18px 13px;border-bottom:1px solid var(--p-line)}
.bw-side-head b{display:block;font-size:14.5px;letter-spacing:-.01em}
.bw-side-head span{display:block;font-size:12px;color:var(--p-ink3);margin-top:1px}
.bw-side-state{flex:0 0 auto;font-size:11.5px;font-weight:600;color:var(--p-ink3);background:rgba(0,0,0,.04);padding:4px 10px;border-radius:999px}
.bw-side-state.busy{color:#fff;background:var(--p-blue)}
.bw-side-state.done{color:#0c7a5c;background:rgba(12,122,92,.1)}
.bw-side-scroll{flex:1;overflow-y:auto;padding:14px;scroll-behavior:smooth}
.bw-cards{display:flex;flex-direction:column;gap:10px}

.bw-card{
  border:1px solid var(--p-line);border-radius:14px;padding:13px 15px;background:#fff;
  transition:border-color .3s,box-shadow .3s,opacity .3s,background .3s;
}
.bw-card[data-state="idle"]{opacity:.55;border-style:dashed}
.bw-card[data-state="loading"]{border-color:rgba(47,107,255,.45);box-shadow:0 0 0 3px rgba(47,107,255,.08);opacity:1}
.bw-card[data-state="done"]{opacity:1;animation:bwCardIn .42s cubic-bezier(.22,1,.36,1) both}
.bw-card[data-state="done"] .bw-tag{color:#0c7a5c;background:rgba(12,122,92,.1)}
.bw-card-h{display:flex;align-items:center;gap:8px}
.bw-idx{font-size:11px;font-weight:700;color:var(--p-ink3);font-variant-numeric:tabular-nums}
.bw-card-h h3{flex:1;font-size:13.8px;letter-spacing:-.01em;margin:0;font-weight:700}
.bw-tag{font-size:11px;font-weight:600;color:var(--p-ink3);background:rgba(0,0,0,.04);padding:3px 8px;border-radius:999px}
.bw-card-b{margin-top:9px;font-size:13.2px;color:var(--p-ink2);line-height:1.65}
.bw-empty{margin:0;font-size:12.5px;color:var(--p-ink3)}
.bw-loading{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--p-ink3)}
.bw-loading i{width:12px;height:12px;border:2px solid rgba(47,107,255,.2);border-top-color:var(--p-blue);border-radius:50%;animation:bwSpin .7s linear infinite}

/* ---------------- 卡片级定点修改 ---------------- */
.bw-card-edit{
  display:none;flex:0 0 auto;cursor:pointer;border:1px solid var(--p-line2);background:#fff;
  color:var(--p-ink2);font-family:inherit;font-size:11.5px;font-weight:600;line-height:1.5;
  padding:3px 9px;border-radius:999px;transition:.16s;
}
.bw-card[data-state="done"] .bw-card-edit{display:inline-block}
.bw-card-edit:hover{border-color:rgba(47,107,255,.5);color:var(--p-blue);background:rgba(47,107,255,.06)}
.bw-card[data-rev="1"] .bw-card-edit{border-color:rgba(47,107,255,.28);color:var(--p-blue)}
.bw-card[data-rev="1"] .bw-tag{color:#8a5a00;background:rgba(245,166,35,.16)}

.bw-edit{margin-top:11px;border-top:1px dashed var(--p-line);padding-top:10px;animation:bwIn .22s ease both}
.bw-edit textarea{
  width:100%;box-sizing:border-box;border:1px solid var(--p-line2);border-radius:10px;
  padding:9px 11px;font-family:inherit;font-size:12.8px;line-height:1.6;resize:none;
  min-height:56px;outline:0;color:var(--p-ink);background:#fff;transition:.16s;
}
.bw-edit textarea:focus{border-color:rgba(47,107,255,.45);box-shadow:0 0 0 3px rgba(47,107,255,.07)}
.bw-edit textarea::placeholder{color:#a8a8b0}
.bw-edit-ops{display:flex;align-items:center;gap:8px;margin-top:8px}
.bw-edit-ops .bw-edit-tip{flex:1;font-size:11px;color:var(--p-ink3);line-height:1.5}
.bw-mini{
  flex:0 0 auto;cursor:pointer;font-family:inherit;font-size:12px;font-weight:600;
  border-radius:9px;padding:6px 13px;border:1px solid var(--p-line2);background:#fff;color:var(--p-ink2);
  transition:.16s;
}
.bw-mini:hover{border-color:rgba(47,107,255,.4);color:var(--p-blue)}
.bw-mini-solid{background:var(--p-ink);border-color:var(--p-ink);color:#fff}
.bw-mini-solid:hover{background:#000;color:#fff}
.bw-mini:disabled{opacity:.5;cursor:not-allowed}
.bw-edit-quick{display:flex;flex-wrap:wrap;gap:6px;margin-top:9px}
.bw-edit-quick button{
  cursor:pointer;font-family:inherit;font-size:11.5px;color:var(--p-ink2);
  background:rgba(0,0,0,.035);border:0;border-radius:999px;padding:4px 10px;transition:.16s;
}
.bw-edit-quick button:hover{background:rgba(47,107,255,.1);color:var(--p-blue)}

.bw-card-rev{
  display:flex;align-items:center;gap:8px;margin-top:10px;padding-top:9px;
  border-top:1px dashed var(--p-line);font-size:11.5px;color:var(--p-ink3);
}
.bw-card-rev b{font-weight:600;color:#8a5a00}
.bw-card-rev button{
  margin-left:auto;cursor:pointer;font-family:inherit;font-size:11.5px;color:var(--p-ink3);
  background:transparent;border:0;padding:2px 4px;transition:.16s;
}
.bw-card-rev button:hover{color:var(--p-blue)}
.bw-fine-edit{color:var(--p-ink3);margin-top:2px}
.bw-fine-edit::before{content:"✎ ";font-style:normal}
.bw-msg-act{margin-top:9px;display:flex;gap:8px;flex-wrap:wrap}
.bw-msg-act button{
  cursor:pointer;font-family:inherit;font-size:12px;font-weight:600;color:var(--p-ink2);
  background:#fff;border:1px solid var(--p-line2);border-radius:9px;padding:5px 11px;transition:.16s;
}
.bw-msg-act button:hover{border-color:rgba(47,107,255,.45);color:var(--p-blue)}


/* 卡片内各种数据展示 */
.bw-ind{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:6px}
.bw-ind b{font-size:16px;color:var(--p-ink);letter-spacing:-.02em}
.bw-conf{font-size:11.5px;font-weight:600;color:var(--p-blue);background:rgba(47,107,255,.09);padding:2px 8px;border-radius:999px}
.bw-chips{display:flex;flex-wrap:wrap;gap:5px;margin-top:9px}
.bw-chips span{font-size:11.8px;color:var(--p-ink2);background:#f4f5f9;border-radius:7px;padding:3px 8px}
.bw-swatches{display:flex;gap:6px;margin:2px 0 8px}
.bw-swatch{height:34px;flex:1;border-radius:9px;border:1px solid rgba(0,0,0,.06);position:relative}
.bw-swatch i{position:absolute;left:0;right:0;bottom:-16px;font-size:9.5px;font-style:normal;color:var(--p-ink3);text-align:center;letter-spacing:.02em}
.bw-pal-name{font-size:13px;font-weight:600;color:var(--p-ink);margin:18px 0 3px}
.bw-tpl{display:flex;gap:11px;align-items:flex-start}
.bw-tpl img{width:96px;height:64px;object-fit:cover;border-radius:8px;border:1px solid var(--p-line);flex:0 0 auto;background:#f4f5f9}
.bw-tpl-info{min-width:0}
.bw-tpl-info b{display:block;font-size:14px;color:var(--p-ink);letter-spacing:-.01em}
.bw-tpl-info small{display:block;font-size:11.8px;color:var(--p-ink3);margin:2px 0 5px}
.bw-tpl-info p{margin:0;font-size:12.5px;color:var(--p-ink2);line-height:1.6}
.bw-kv{display:flex;flex-direction:column;gap:7px;margin:0}
.bw-kv div{display:grid;grid-template-columns:78px 1fr;gap:8px;align-items:baseline}
.bw-kv dt{font-size:12px;color:var(--p-ink3)}
.bw-kv dd{margin:0;font-size:12.8px;color:var(--p-ink)}
.bw-secs{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}
.bw-secs li{display:flex;gap:9px;align-items:flex-start}
.bw-secs .bw-pri{flex:0 0 auto;font-size:10.5px;font-weight:700;padding:2px 6px;border-radius:5px;background:rgba(0,0,0,.05);color:var(--p-ink3);margin-top:2px}
.bw-secs .bw-pri.hi{background:rgba(255,86,48,.1);color:#d33b12}
.bw-secs b{font-size:12.9px;color:var(--p-ink);display:block}
.bw-secs p{margin:1px 0 0;font-size:12px;color:var(--p-ink2);line-height:1.55}
.bw-table{width:100%;border-collapse:collapse;font-size:12.3px}
.bw-table th{text-align:left;font-weight:600;color:var(--p-ink3);font-size:11.5px;padding:0 0 5px;border-bottom:1px solid var(--p-line)}
.bw-table td{padding:6px 0;border-bottom:1px solid rgba(0,0,0,.04);color:var(--p-ink2);vertical-align:top}
.bw-table tr:last-child td{border-bottom:0}
.bw-table td:first-child{color:var(--p-ink);font-weight:600;white-space:nowrap;padding-right:8px}
.bw-plan-sum{font-size:12.8px;color:var(--p-ink2);line-height:1.65;margin:0 0 10px}
.bw-phases{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:9px}
.bw-phases li{position:relative;padding-left:14px;font-size:12.3px}
.bw-phases li::before{content:"";position:absolute;left:0;top:6px;width:5px;height:5px;border-radius:50%;background:var(--p-blue)}
.bw-phases b{font-size:12.6px;color:var(--p-ink)}
.bw-phases em{font-style:normal;font-size:11px;color:var(--p-ink3);margin-left:6px}
.bw-phases ul{margin:3px 0 0;padding-left:14px;color:var(--p-ink2)}
.bw-phases ul li{padding-left:0;font-size:12px;line-height:1.6}
.bw-phases ul li::before{content:none}

.bw-cta{border-top:1px solid var(--p-line);padding:14px 16px 16px;background:#fcfcfe}
.bw-cta-txt{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:10px}
.bw-cta-txt b{font-size:13.5px}
.bw-cta-txt span{font-size:12px;color:var(--p-ink3)}
.bw-fine{font-size:11.5px;color:var(--p-ink3);line-height:1.55;margin:9px 0 0}

/* ---------------- 登录注册 ---------------- */
.bw-modal{position:fixed;inset:0;z-index:120;display:grid;place-items:center;padding:20px}
.bw-modal[hidden]{display:none}
.bw-modal-mask{position:absolute;inset:0;background:rgba(8,8,14,.55);backdrop-filter:blur(6px);animation:bwFade .2s ease both}
.bw-modal-card{
  position:relative;width:100%;max-width:430px;background:#fff;border-radius:20px;
  padding:28px 26px 22px;box-shadow:0 40px 90px -30px rgba(0,0,0,.5);
  animation:bwPop .28s cubic-bezier(.22,1,.36,1) both;max-height:92vh;overflow-y:auto;
}
.bw-modal-x{position:absolute;right:12px;top:10px;border:0;background:transparent;font-size:22px;line-height:1;color:var(--p-ink3);cursor:pointer;padding:4px 8px;border-radius:8px}
.bw-modal-x:hover{background:rgba(0,0,0,.05);color:var(--p-ink)}
.bw-modal-tag{display:inline-block;font-size:11.5px;font-weight:600;color:var(--p-blue);background:rgba(47,107,255,.09);padding:3px 10px;border-radius:999px;margin-bottom:10px}
.bw-modal-head h3{font-size:20px;letter-spacing:-.025em;margin:0 0 8px}
.bw-modal-head p{font-size:13.5px;line-height:1.65;color:var(--p-ink2);margin:0 0 18px}
.bw-tabs{display:flex;gap:4px;padding:4px;background:#f4f5f9;border-radius:11px;margin-bottom:16px}
.bw-tabs button{flex:1;border:0;background:transparent;font-family:inherit;font-size:13px;font-weight:600;color:var(--p-ink3);padding:8px;border-radius:8px;cursor:pointer;transition:.18s}
.bw-tabs button.on{background:#fff;color:var(--p-ink);box-shadow:0 1px 3px rgba(0,0,0,.08)}
.bw-form{display:flex;flex-direction:column;gap:11px}
.bw-field{display:block}
.bw-field>span{display:block;font-size:12.5px;font-weight:600;color:var(--p-ink2);margin-bottom:5px}
.bw-field>span i{font-style:normal;font-weight:400;color:var(--p-ink3)}
.bw-field input{
  width:100%;box-sizing:border-box;border:1px solid var(--p-line2);border-radius:10px;
  padding:11px 13px;font-family:inherit;font-size:14.5px;color:var(--p-ink);outline:0;transition:.18s;
}
.bw-field input:focus{border-color:rgba(47,107,255,.5);box-shadow:0 0 0 4px rgba(47,107,255,.08)}
.bw-only-signup{display:flex;flex-direction:column;gap:11px}
/* 验证码行：输入框占满剩余宽度，按钮贴右且不换行 */
.bw-only-signup.bw-code-row{flex-direction:row;align-items:flex-end;gap:8px}
.bw-code-row .bw-field{flex:1;min-width:0}
.bw-code-send{
  flex:0 0 auto;height:44px;padding:0 15px;border:1px solid rgba(47,107,255,.35);
  background:rgba(47,107,255,.06);color:#2f6bff;font-size:13px;font-weight:600;
  font-family:inherit;border-radius:11px;cursor:pointer;white-space:nowrap;
  transition:background .18s,border-color .18s,color .18s;
}
.bw-code-send:hover:not(:disabled){background:rgba(47,107,255,.12);border-color:rgba(47,107,255,.55)}
.bw-code-send:disabled{cursor:default;color:var(--p-ink3);border-color:var(--p-line);background:#f6f7fa}
.bw-code-send.waiting{font-variant-numeric:tabular-nums}
.bw-form-err{margin:0;font-size:12.5px;color:#c0392b;background:rgba(192,57,43,.07);padding:8px 11px;border-radius:8px}
.bw-form-err.ok{color:#1a7f4b;background:rgba(26,127,75,.08)}
@media (max-width:420px){
  .bw-code-send{padding:0 11px;font-size:12.5px}
}
.bw-auth-ok{font-size:13px;color:#0c7a5c;background:rgba(12,122,92,.08);padding:9px 12px;border-radius:8px;margin:0}

/* 独立登录页 */
.bw-standalone{padding:0;background:transparent}
.bw-auth-wrap{display:grid;grid-template-columns:1.05fr .95fr;min-height:calc(100vh - var(--p-nav-h))}
.bw-auth-side{background:#0b0d1c;color:#fff;padding:clamp(36px,5vw,72px);display:flex;flex-direction:column;justify-content:center;position:relative;overflow:hidden}
.bw-auth-side::before{content:"";position:absolute;width:520px;height:520px;border-radius:50%;left:-140px;top:-120px;background:radial-gradient(circle,rgba(47,107,255,.42),transparent 65%);filter:blur(40px)}
.bw-auth-side::after{content:"";position:absolute;width:420px;height:420px;border-radius:50%;right:-120px;bottom:-140px;background:radial-gradient(circle,rgba(138,77,255,.4),transparent 65%);filter:blur(40px)}
.bw-auth-brand{position:relative;font-size:15px;font-weight:700;color:#fff;margin-bottom:auto;padding-top:10px}
.bw-auth-side h1{position:relative;font-size:clamp(28px,3.4vw,44px);line-height:1.15;letter-spacing:-.04em;margin:40px 0 24px}
.bw-auth-points{position:relative;list-style:none;margin:0 0 28px;padding:0;display:flex;flex-direction:column;gap:11px}
.bw-auth-points li{font-size:14px;color:rgba(255,255,255,.72);padding-left:22px;position:relative}
.bw-auth-points li::before{content:"✓";position:absolute;left:0;top:1px;color:#7ce0c3;font-size:13px}
.bw-auth-note{position:relative;font-size:12.5px;color:rgba(255,255,255,.42);margin:0}
.bw-auth-main{display:grid;place-items:center;padding:clamp(24px,4vw,56px);background:#fbfbfd;position:relative}
.bw-auth-main .bw-modal{position:static;display:block;padding:0}
.bw-auth-main .bw-modal-mask{display:none}
.bw-auth-main .bw-modal-card{box-shadow:0 24px 60px -30px rgba(0,0,0,.2);max-width:400px}
.bw-auth-main .bw-modal-x{display:none}
.bw-auth-back{position:absolute;bottom:22px;font-size:12.5px;color:var(--p-ink3)}
.bw-auth-back a{color:var(--p-ink3)}
.bw-auth-back a:hover{color:var(--p-blue)}

/* ---------------- 我的工作台 ---------------- */
.ws-top{display:flex;align-items:center;gap:34px;padding:26px 0;border-bottom:1px solid var(--p-line);flex-wrap:wrap}
.ws-stat b{display:block;font-size:30px;letter-spacing:-.03em;line-height:1.1}
.ws-stat span{font-size:12.5px;color:var(--p-ink3)}
.ws-actions{margin-left:auto;display:flex;gap:10px}
.ws-empty{text-align:center;padding:clamp(50px,8vw,90px) 20px}
.ws-empty-mark{font-size:26px;color:var(--p-blue);margin-bottom:10px}
.ws-empty h2{font-size:21px;letter-spacing:-.02em;margin:0 0 8px}
.ws-empty p{font-size:14px;color:var(--p-ink2);margin:0 0 20px}
.ws-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;padding:26px 0}
.ws-item{
  display:flex;align-items:center;gap:14px;padding:13px;border:1px solid var(--p-line);
  border-radius:16px;background:#fff;transition:.2s;
}
.ws-item:hover{border-color:rgba(47,107,255,.35);box-shadow:var(--p-shadow);transform:translateY(-2px)}
.ws-thumb{flex:0 0 auto;width:112px;height:75px;border-radius:9px;overflow:hidden;background:#f4f5f9}
.ws-thumb img{width:100%;height:100%;object-fit:cover}
.ws-body{min-width:0;flex:1}
.ws-line{display:flex;align-items:baseline;gap:8px;flex-wrap:wrap}
.ws-line b{font-size:15px;letter-spacing:-.01em}
.ws-line em{font-style:normal;font-size:12.5px;color:var(--p-ink3)}
.ws-prompt{display:block;font-size:12.5px;color:var(--p-ink2);margin:4px 0 6px;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.ws-meta{display:flex;gap:10px;flex-wrap:wrap;font-size:11.5px;color:var(--p-ink3)}
.ws-go{flex:0 0 auto;color:var(--p-ink3);font-size:16px}
.ws-item:hover .ws-go{color:var(--p-blue)}

/* ---------------- 方案详情 ---------------- */
.wsd{padding:26px 0 10px}
.wsd-back{font-size:13px;color:var(--p-ink3)}
.wsd-back:hover{color:var(--p-blue)}
.wsd-head{margin:16px 0 26px}
.wsd-title{margin-top:6px}
.wsd-tag{display:inline-block;font-size:11.5px;font-weight:600;color:var(--p-blue);background:rgba(47,107,255,.09);padding:3px 10px;border-radius:999px;margin-bottom:9px}
.wsd-title h1{font-size:clamp(24px,3.4vw,38px);letter-spacing:-.035em;line-height:1.2;margin:0 0 12px}
.wsd-quote{font-size:14px;color:var(--p-ink2);border-left:3px solid var(--p-line2);padding-left:14px;margin:0 0 12px;line-height:1.7}
.wsd-meta{display:flex;gap:14px;flex-wrap:wrap;font-size:12.5px;color:var(--p-ink3)}
.wsd-summary{font-size:15px;line-height:1.8;color:var(--p-ink);background:var(--p-grad-soft);border-radius:14px;padding:18px 20px;margin:0}
.wsd-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.wsd-card{border:1px solid var(--p-line);border-radius:16px;padding:20px 22px;background:#fff}
.wsd-card h2{font-size:15px;letter-spacing:-.01em;margin:0 0 14px;display:flex;align-items:center;gap:10px}
.wsd-card h2::before{content:"";width:3px;height:14px;border-radius:2px;background:var(--p-grad)}
.wsd-card p{font-size:13.5px;line-height:1.7;color:var(--p-ink2);margin:0 0 10px}
.wsd-ind{display:flex;align-items:center;gap:10px;margin-bottom:8px}
.wsd-ind b{font-size:20px;letter-spacing:-.02em}
.wsd-conf{font-size:11.5px;font-weight:600;color:var(--p-blue);background:rgba(47,107,255,.09);padding:3px 9px;border-radius:999px}
.wsd-chips{display:flex;flex-wrap:wrap;gap:6px}
.wsd-chips span{font-size:12px;color:var(--p-ink2);background:#f4f5f9;border-radius:7px;padding:3px 9px}
.wsd-pal{display:flex;gap:8px;margin-bottom:10px}
.wsd-swatch{flex:1;height:52px;border-radius:10px;position:relative;border:1px solid rgba(0,0,0,.06)}
.wsd-swatch i{position:absolute;left:0;right:0;bottom:-17px;text-align:center;font-size:10px;font-style:normal;color:var(--p-ink3)}
.wsd-pal-name{font-size:14px;font-weight:600;color:var(--p-ink);margin:22px 0 4px}
.wsd-muted{font-size:12.5px;color:var(--p-ink3)}
.wsd-tpl{grid-column:span 2;display:grid;grid-template-columns:340px 1fr;gap:22px;align-items:start}
.wsd-tpl-img{border-radius:12px;overflow:hidden;border:1px solid var(--p-line);background:#f4f5f9}
.wsd-tpl-img img{width:100%;height:auto;display:block}
.wsd-tpl-body h3{font-size:20px;letter-spacing:-.025em;margin:0 0 5px}
.wsd-tpl-meta{font-size:12.5px;color:var(--p-ink3);margin:0 0 10px}
.wsd-list{margin:0 0 14px;padding-left:18px;font-size:13px;color:var(--p-ink2);line-height:1.7}
.wsd-dl{margin:0}
.wsd-dl div{display:grid;grid-template-columns:110px 1fr;gap:12px;padding:8px 0;border-bottom:1px solid rgba(0,0,0,.045)}
.wsd-dl div:last-child{border-bottom:0}
.wsd-dl dt{font-size:12.5px;color:var(--p-ink3)}
.wsd-dl dd{margin:0;font-size:13.5px;color:var(--p-ink)}
.wsd-secs{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.wsd-secs li{display:flex;gap:10px;align-items:flex-start}
.wsd-pri{flex:0 0 auto;font-size:11px;font-weight:700;padding:3px 7px;border-radius:5px;background:rgba(0,0,0,.05);color:var(--p-ink3);margin-top:2px}
.wsd-pri.hi{background:rgba(255,86,48,.1);color:#d33b12}
.wsd-secs b{display:block;font-size:13.5px}
.wsd-secs p{margin:2px 0 0;font-size:12.5px;line-height:1.6;color:var(--p-ink2)}
.wsd-table{width:100%;border-collapse:collapse;font-size:13px}
.wsd-table th{text-align:left;font-size:11.5px;font-weight:600;color:var(--p-ink3);padding:0 0 7px;border-bottom:1px solid var(--p-line)}
.wsd-table td{padding:8px 0;border-bottom:1px solid rgba(0,0,0,.045);color:var(--p-ink2);vertical-align:top}
.wsd-table tr:last-child td{border-bottom:0}
.wsd-table td:first-child{font-weight:600;color:var(--p-ink);white-space:nowrap;padding-right:12px}
.wsd-plan{grid-column:span 2}
.wsd-weeks{font-size:11.5px;font-weight:600;color:var(--p-blue);background:rgba(47,107,255,.09);padding:3px 9px;border-radius:999px}
.wsd-phases{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:14px;margin:0;padding:0;list-style:none}
.wsd-phases>li{border:1px solid var(--p-line);border-radius:12px;padding:14px 16px;background:#fafafc}
.wsd-ph-h b{display:block;font-size:11.5px;color:var(--p-blue);font-weight:700;letter-spacing:.02em}
.wsd-ph-h span{display:block;font-size:14.5px;font-weight:700;letter-spacing:-.01em;margin:2px 0 0}
.wsd-ph-h em{font-style:normal;font-size:11.5px;color:var(--p-ink3)}
.wsd-phases ul{margin:9px 0 0;padding-left:15px;font-size:12.5px;color:var(--p-ink2);line-height:1.7}
.wsd-deliver{margin-top:16px;border-top:1px solid var(--p-line);padding-top:14px}
.wsd-deliver>b{display:block;font-size:12.5px;color:var(--p-ink3);margin-bottom:8px}
.wsd-actions{display:flex;gap:10px;flex-wrap:wrap;padding:26px 0 40px}

/* ---------------- 动效 ---------------- */
@keyframes bwIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
@keyframes bwCardIn{from{opacity:0;transform:translateY(10px) scale(.99)}to{opacity:1;transform:none}}
@keyframes bwFade{from{opacity:0}to{opacity:1}}
@keyframes bwPop{from{opacity:0;transform:translateY(14px) scale(.98)}to{opacity:1;transform:none}}
@keyframes bwSpin{to{transform:rotate(360deg)}}
@keyframes bwDot{0%,80%,100%{opacity:.25;transform:translateY(0)}40%{opacity:1;transform:translateY(-3px)}}

/* ---------------- 响应式 ---------------- */
@media (max-width:1080px){
  .bw-body{grid-template-columns:minmax(0,1fr) minmax(300px,40%)}
  .wsd-tpl{grid-template-columns:280px 1fr}
}
@media (max-width:900px){
  .bw-flow li:nth-child(n+3){display:none}
  .bw-body{grid-template-columns:1fr;height:auto;max-height:none;min-height:0}
  .bw-chat{min-height:56vh}
  .bw-side{max-height:none}
  .bw-side-scroll{overflow:visible}
  .wsd-grid{grid-template-columns:1fr}
  .wsd-tpl,.wsd-plan{grid-column:span 1}
  .wsd-tpl{grid-template-columns:1fr}
  .ws-list{grid-template-columns:1fr}
  .bw-auth-wrap{grid-template-columns:1fr}
  .bw-auth-side{display:none}
}
@media (max-width:720px){
  .b-hero{padding-top:48px;padding-bottom:80px}
  .b-launch{flex-direction:column;gap:6px;padding:10px;border-radius:22px}
  .b-launch input{padding:12px 14px;text-align:center}
  .b-launch-btn{width:100%;justify-content:center;padding:14px;border-radius:14px}
  .b-examples-label{display:none}
  .b-example{font-size:12px}
  .bw-head-l{gap:10px}
  .bw-flow{display:none}
  .bw-head{padding-bottom:10px}
  .bw-chat{min-height:52vh}
  .bw-welcome-list{grid-template-columns:1fr}
  .bw-composer-foot span:first-child{display:none}
  .bw-composer-in{flex-direction:column;align-items:stretch;gap:8px;padding:10px}
  .bw-composer textarea{padding:6px 4px;max-height:120px}
  .bw-send{width:100%;justify-content:center;padding:12px;border-radius:10px}
  .bw-chat{min-height:auto}
  .wsd-phases{grid-template-columns:1fr}
  .wsd-dl div{grid-template-columns:86px 1fr;gap:8px}
  .ws-top{gap:20px}
  .ws-actions{margin-left:0;width:100%}
  .ws-thumb{width:84px;height:58px}
}