/* ==========================================================================
   AI 软件开发平台 · 应用样式
   设计语言取自 AI软件开发平台-PC工作台原型-v0.4（冷调近白 + 近黑主操作 + 单一品牌蓝）
   ========================================================================== */

:root{
  --paper:#ffffff;
  --canvas:#f4f4f6;
  --rail:#fbfbfc;
  --fill:#f7f7f9;
  --fill-2:#f0f0f3;

  --line:#ebebef;
  --line-2:#e0e0e6;
  --line-3:#d4d4dc;

  --ink:#0c0c10;
  --ink-2:#565660;
  --ink-3:#8b8b95;
  --ink-4:#b6b6bf;

  --blue:#1a63ff;
  --blue-2:#4f8bff;
  --blue-soft:#eef3ff;
  --ok:#0f9d58;
  --ok-soft:#e9f7ef;
  --warn:#c2760a;
  --warn-soft:#fdf3e3;
  --danger:#d93a2b;
  --danger-soft:#fdecea;

  --r-xs:6px;--r-sm:9px;--r-md:12px;--r-lg:16px;--r-xl:22px;

  --sans:"SF Pro Text","Segoe UI Variable Text","Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --mono:"SF Mono","JetBrains Mono","Cascadia Mono","SFMono-Regular",Consolas,monospace;

  --ease:cubic-bezier(.16,1,.3,1);
  --shadow-1:0 1px 2px rgba(16,18,28,.05);
  --shadow-2:0 1px 2px rgba(16,18,28,.04), 0 8px 24px -12px rgba(16,18,28,.14);
  --shadow-pop:0 12px 40px -12px rgba(16,18,28,.22), 0 2px 8px rgba(16,18,28,.06);
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;background:var(--canvas);color:var(--ink);
  font-family:var(--sans);font-size:13.5px;line-height:1.6;
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;
}
::selection{background:#d9e6ff;color:#0a2a6b}
button{font:inherit;color:inherit;background:none;border:none;padding:0;cursor:pointer}
a{color:inherit;text-decoration:none}
svg{display:block;flex:none}
img{max-width:100%}
h1,h2,h3,h4,h5{margin:0}
p{margin:0}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums;letter-spacing:-.01em}
.muted{color:var(--ink-3)}
.small{font-size:11.5px}
.grow{flex:1}
.hide{display:none !important}

/* scrollbar */
.scroll{overflow-y:auto;scrollbar-width:thin;scrollbar-color:#d8d8e0 transparent}
.scroll::-webkit-scrollbar{width:9px;height:9px}
.scroll::-webkit-scrollbar-thumb{background:#dcdce4;border-radius:99px;border:2px solid transparent;background-clip:content-box}
.scroll::-webkit-scrollbar-thumb:hover{background:#c4c4cf;background-clip:content-box;border:2px solid transparent}

/* ==========================================================================
   SHELL
   ========================================================================== */
.app{
  display:grid;grid-template-columns:238px minmax(0,1fr) 318px;
  grid-template-rows:minmax(0,1fr);height:100vh;overflow:hidden;
  transition:grid-template-columns .32s var(--ease);
}
body.panel-off .app{grid-template-columns:238px minmax(0,1fr) 0px}
body.panel-off .panel{opacity:0;pointer-events:none;transform:translateX(12px)}

.rail{background:var(--rail);border-right:1px solid var(--line);display:flex;flex-direction:column;min-width:0;padding:10px 10px 12px}
.ws{display:flex;align-items:center;gap:9px;width:100%;height:40px;padding:0 8px;border-radius:var(--r-sm);transition:background .16s var(--ease)}
.ws:hover{background:var(--fill-2)}
.ws-mark{width:24px;height:24px;border-radius:7px;flex:none;background:linear-gradient(150deg,#3d7bff,#1749d6);color:#fff;font-size:12px;font-weight:650;display:grid;place-items:center;box-shadow:0 2px 6px -1px rgba(23,73,214,.5), inset 0 1px 0 rgba(255,255,255,.35)}
.ws-name{font-weight:560;font-size:13px;flex:1;text-align:left;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

.nav{margin-top:10px;display:flex;flex-direction:column;gap:1px;flex:1;min-height:0;overflow-y:auto;overflow-x:hidden;scrollbar-width:thin}
.nav-item{display:flex;align-items:center;gap:9px;height:34px;padding:0 9px;border-radius:var(--r-sm);color:var(--ink-2);font-size:13px;transition:background .14s var(--ease),color .14s var(--ease);position:relative}
.nav-item:hover{background:var(--fill-2);color:var(--ink)}
.nav-item.is-on{background:#e9e9ee;color:var(--ink);font-weight:560}
.nav-item svg{color:var(--ink-3);transition:color .14s}
.nav-item.is-on svg,.nav-item:hover svg{color:var(--ink-2)}
.nav-item .lbl{flex:1;text-align:left;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.nav-sep{height:1px;background:var(--line);margin:9px 6px}
.nav-cap{font-size:10.5px;font-weight:600;letter-spacing:.06em;color:var(--ink-4);padding:6px 9px 3px;text-transform:uppercase}
.cnt{font-family:var(--mono);font-size:10.5px;font-weight:600;min-width:17px;height:17px;padding:0 5px;border-radius:99px;background:#fff;border:1px solid var(--line-2);color:var(--ink-3);display:grid;place-items:center}
.rail-foot{margin-top:auto;flex:none;display:flex;flex-direction:column;gap:2px;padding-top:8px}
.rail-link{display:flex;align-items:center;gap:9px;height:30px;padding:0 9px;border-radius:var(--r-sm);color:var(--ink-3);font-size:12.5px;width:100%;transition:background .14s,color .14s}
.rail-link:hover{background:var(--fill-2);color:var(--ink-2)}
.me{display:flex;align-items:center;gap:9px;margin-top:8px;padding:7px 8px;border-top:1px solid var(--line);width:100%;transition:background .14s}
.me:hover{background:var(--fill-2)}
.avatar{width:26px;height:26px;border-radius:50%;flex:none;overflow:hidden;background:linear-gradient(145deg,#ffd7a8,#f0a05a);display:grid;place-items:center;font-size:11px;font-weight:650;color:#7a3d00}
.me-txt{min-width:0;text-align:left}
.me-txt b{display:block;font-size:12.5px;font-weight:560;line-height:1.3}
.me-txt span{display:block;font-size:10.5px;color:var(--ink-4);line-height:1.3;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

.stage{background:var(--paper);display:flex;flex-direction:column;min-width:0;position:relative}
.stage-hd{height:58px;flex:none;display:flex;align-items:center;gap:12px;padding:0 16px 0 22px;border-bottom:1px solid var(--line)}
.stage-hd .t{min-width:0}
.stage-hd h1{font-size:15px;font-weight:620;letter-spacing:-.01em;line-height:1.3}
.stage-hd .sub{font-size:11.5px;color:var(--ink-3);line-height:1.35;margin-top:1px}
.stage-body{flex:1;min-height:0;position:relative;overflow-y:auto}

.chip-quota{display:flex;align-items:center;gap:6px;height:26px;padding:0 10px 0 8px;border-radius:99px;border:1px solid var(--line-2);background:#fff;font-size:11.5px;color:var(--ink-2)}
.chip-quota svg{color:var(--blue)}
.chip-quota b{font-family:var(--mono);font-weight:650;color:var(--ink)}

.btn-pill{display:inline-flex;align-items:center;justify-content:center;gap:6px;height:28px;padding:0 12px;border-radius:99px;background:var(--ink);color:#fff;font-size:12px;font-weight:560;letter-spacing:.01em;transition:all .16s var(--ease);box-shadow:0 1px 2px rgba(12,12,16,.28);white-space:nowrap}
.btn-pill:hover{background:#22222a;transform:translateY(-1px);box-shadow:0 4px 12px -3px rgba(12,12,16,.35)}
.btn-pill:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}
.btn-pill.lg{height:38px;padding:0 20px;font-size:13.5px;border-radius:99px}
.btn-icon{width:28px;height:28px;border-radius:var(--r-sm);display:grid;place-items:center;color:var(--ink-3);transition:all .14s var(--ease)}
.btn-icon:hover{background:var(--fill-2);color:var(--ink)}

/* 通用按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;height:34px;padding:0 14px;border-radius:9px;border:1px solid var(--line-2);background:#fff;font-size:12.8px;font-weight:550;color:var(--ink);transition:all .14s var(--ease);white-space:nowrap}
.btn:hover{border-color:var(--ink-4);box-shadow:var(--shadow-1)}
.btn:disabled{opacity:.45;cursor:not-allowed}
.btn.primary{background:var(--ink);border-color:var(--ink);color:#fff;box-shadow:0 1px 2px rgba(12,12,16,.28)}
.btn.primary:hover{background:#22222a}
.btn.blue{background:var(--blue);border-color:var(--blue);color:#fff}
.btn.blue:hover{background:#0f52e0}
.btn.ghost{border-color:transparent;background:var(--fill)}
.btn.ghost:hover{background:var(--fill-2)}
.btn.sm{height:27px;padding:0 10px;font-size:11.8px;border-radius:7px}
.btn.danger{color:var(--danger);border-color:#f3d3cf}
.btn.danger:hover{background:var(--danger-soft)}
.btn.block{width:100%}

/* PANEL */
.panel{background:var(--rail);border-left:1px solid var(--line);display:flex;flex-direction:column;min-width:0;transition:opacity .24s var(--ease),transform .28s var(--ease)}
.panel-hd{height:58px;flex:none;display:flex;align-items:center;gap:10px;padding:0 12px 0 16px;border-bottom:1px solid var(--line)}
.panel-hd .ttl{font-size:12.5px;font-weight:600;flex:1}
.panel-body{flex:1;min-height:0;padding:6px 0 14px;overflow-y:auto}
.p-sec{padding:12px 16px 4px}
.p-sec-h{display:flex;align-items:center;justify-content:space-between;font-size:10.5px;font-weight:650;letter-spacing:.07em;color:var(--ink-4);text-transform:uppercase;margin-bottom:6px}
.p-sec-h .ln{flex:1;height:1px;background:var(--line);margin-left:10px}
.pkv{display:flex;justify-content:space-between;gap:10px;padding:5px 0;font-size:11.8px;border-bottom:1px dashed var(--line)}
.pkv:last-child{border-bottom:none}
.pkv span{color:var(--ink-3)}
.pkv b{font-weight:560;color:var(--ink);text-align:right}
.pnext{display:flex;align-items:center;gap:9px;width:100%;padding:8px 9px;border-radius:9px;text-align:left;transition:background .14s}
.pnext:hover{background:var(--fill)}
.pnext .n{width:17px;height:17px;border-radius:50%;background:var(--fill-2);display:grid;place-items:center;font-family:var(--mono);font-size:9px;color:var(--ink-3);flex:none}
.pnext .tx{flex:1;min-width:0}
.pnext .tx b{display:block;font-size:12.2px;font-weight:580}
.pnext .tx span{display:block;font-size:10.6px;color:var(--ink-4);margin-top:1px}
.pnext svg{color:var(--line-3);flex:none}

.ctx{margin:10px 12px 2px;padding:11px;border:1px solid var(--line);border-radius:11px;background:#fff}
.ctx-h{display:flex;align-items:center;gap:8px}
.ctx-mark{width:24px;height:24px;border-radius:7px;flex:none;display:grid;place-items:center;font-family:var(--mono);font-size:10px;font-weight:650;background:linear-gradient(150deg,#eef3ff,#dfe8fb);color:#1b46b8;border:1px solid #e2e8f7}
.ctx-h b{display:block;font-size:12.2px;font-weight:600;line-height:1.3}
.ctx-h span{display:block;font-size:10.5px;color:var(--ink-3);line-height:1.3;margin-top:1px}
.ctx-prog{height:4px;border-radius:99px;background:var(--fill-2);margin:10px 0 8px;overflow:hidden}
.ctx-prog i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,#4f8bff,#1a63ff);transition:width .5s var(--ease)}
.ctx-steps{display:flex;gap:3px}
.ctx-steps span{flex:1;text-align:center;font-size:9.5px;color:var(--ink-4);padding:3px 0;border-radius:4px;background:var(--fill)}
.ctx-steps span.on{background:#eef2fb;color:#1b46b8;font-weight:600}

/* ==========================================================================
   COMMON COMPONENTS
   ========================================================================== */
.wrap{padding:22px 26px 40px;max-width:1080px;width:100%;margin:0 auto}
.wrap.wide{max-width:1240px}
.page-hd{display:flex;align-items:flex-start;gap:14px;margin-bottom:18px}
.page-hd h2{font-size:20px;font-weight:640;letter-spacing:-.02em}
.page-hd .sub{font-size:12.5px;color:var(--ink-3);margin-top:3px}
.page-hd .acts{margin-left:auto;display:flex;gap:8px;flex:none}

.card{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden}
.card + .card{margin-top:14px}
.card-hd{display:flex;align-items:center;gap:10px;padding:13px 16px;border-bottom:1px solid var(--line)}
.card-hd h3{font-size:13.5px;font-weight:600}
.card-hd .sub{font-size:11.5px;color:var(--ink-3)}
.card-hd .acts{margin-left:auto;display:flex;gap:6px}
.card-bd{padding:16px}
.card-bd.tight{padding:0}

.badge{display:inline-flex;align-items:center;gap:4px;height:20px;padding:0 7px;border-radius:5px;font-size:11px;font-weight:560;background:var(--fill-2);color:var(--ink-2);white-space:nowrap}
.badge.is-ok{background:var(--ok-soft);color:#0b7a44}
.badge.is-warn{background:var(--warn-soft);color:#9a5c05}
.badge.is-ing{background:var(--blue-soft);color:#1b46b8}
.badge.is-danger{background:var(--danger-soft);color:#b32a1d}
.badge.dot::before{content:"";width:5px;height:5px;border-radius:50%;background:currentColor}

.tag{display:inline-flex;align-items:center;height:18px;padding:0 6px;border-radius:4px;background:var(--fill);border:1px solid var(--line);color:var(--ink-3);font-size:10.5px}

/* 表格 */
.table{width:100%;border-collapse:collapse;font-size:12.8px}
.table th{text-align:left;font-weight:600;color:var(--ink-3);font-size:11.5px;padding:9px 12px;border-bottom:1px solid var(--line);background:var(--fill);white-space:nowrap}
.table td{padding:11px 12px;border-bottom:1px solid var(--line);vertical-align:middle}
.table tr:last-child td{border-bottom:none}
.table tr:hover td{background:#fafafc}
.table .num{font-family:var(--mono);font-variant-numeric:tabular-nums}
.table-wrap{overflow-x:auto}

/* 表单 */
.field{margin-bottom:14px}
.field > label{display:block;font-size:12.2px;font-weight:560;margin-bottom:6px}
.field .hint{font-size:11.2px;color:var(--ink-3);margin-top:5px;line-height:1.5}
.input,.textarea,.select{
  width:100%;height:36px;padding:0 11px;border:1px solid var(--line-2);border-radius:8px;
  background:#fff;font-family:inherit;font-size:13px;color:var(--ink);transition:border-color .14s,box-shadow .14s;
}
.input:focus,.textarea:focus,.select:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(26,99,255,.12)}
.textarea{height:auto;min-height:88px;padding:9px 11px;line-height:1.6;resize:vertical}
.select{appearance:none;background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238b8b95' stroke-width='2.4' stroke-linecap='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 11px center;padding-right:30px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:0 14px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:0 14px}
@media(max-width:720px){.grid-2,.grid-3{grid-template-columns:1fr}}

.cbx{display:flex;align-items:flex-start;gap:9px;cursor:pointer;font-size:12.5px;line-height:1.6}
.cbx input{appearance:none;-webkit-appearance:none;width:16px;height:16px;flex:none;margin-top:2px;border:1px solid var(--line-3);border-radius:4px;background:#fff;transition:all .14s;cursor:pointer;position:relative}
.cbx input:checked{background:var(--ink);border-color:var(--ink)}
.cbx input:checked::after{content:"";position:absolute;left:5px;top:2px;width:4px;height:8px;border:solid #fff;border-width:0 2px 2px 0;transform:rotate(45deg)}
.cbx:hover input{border-color:var(--ink-4)}

/* alert */
.alert{display:flex;gap:9px;padding:11px 13px;border-radius:9px;font-size:12.3px;line-height:1.65;border:1px solid}
.alert svg{flex:none;margin-top:2px}
.alert.info{background:var(--blue-soft);border-color:#dbe6ff;color:#17429e}
.alert.warn{background:var(--warn-soft);border-color:#f7e3bf;color:#8a5204}
.alert.danger{background:var(--danger-soft);border-color:#f6d5d1;color:#a52a1e}
.alert.ok{background:var(--ok-soft);border-color:#cdecd9;color:#0a6c3c}
.alert + .alert{margin-top:8px}

/* 空状态 */
.empty{text-align:center;padding:56px 20px;color:var(--ink-3)}
.empty .ic{width:46px;height:46px;border-radius:13px;background:var(--fill);display:grid;place-items:center;margin:0 auto 14px;color:var(--ink-4)}
.empty h4{font-size:14px;font-weight:600;color:var(--ink);margin-bottom:6px}
.empty p{font-size:12.5px;margin-bottom:16px}

/* 进度条 */
.pbar{height:6px;border-radius:99px;background:var(--fill-2);overflow:hidden}
.pbar i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,#4f8bff,#1a63ff);transition:width .6s var(--ease)}
.pbar.thin{height:4px}

/* steps */
.steps{display:flex;align-items:center;gap:0;margin-bottom:20px;flex-wrap:wrap}
.step{display:flex;align-items:center;gap:7px;font-size:12px;color:var(--ink-3)}
.step .dot{width:20px;height:20px;border-radius:50%;border:1px solid var(--line-2);display:grid;place-items:center;font-family:var(--mono);font-size:10px;background:#fff;flex:none}
.step.on{color:var(--ink);font-weight:580}
.step.on .dot{background:var(--ink);border-color:var(--ink);color:#fff}
.step.done .dot{background:var(--ok-soft);border-color:#cdecd9;color:var(--ok)}
.step-line{width:26px;height:1px;background:var(--line-2);margin:0 8px}

/* toast */
#toast{position:fixed;left:50%;bottom:34px;transform:translateX(-50%) translateY(8px);background:#1c1e2b;color:#fff;font-size:13px;padding:10px 18px;border-radius:10px;opacity:0;pointer-events:none;transition:.25s;z-index:9999;box-shadow:0 8px 24px rgba(10,12,30,.28);max-width:76vw;text-align:center}
#toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* modal */
.modal{position:fixed;inset:0;z-index:900;display:none;align-items:center;justify-content:center;padding:20px}
.modal.open{display:flex}
.modal-mask{position:absolute;inset:0;background:rgba(12,12,16,.42);backdrop-filter:blur(2px)}
.modal-box{position:relative;background:#fff;border-radius:14px;box-shadow:var(--shadow-pop);width:100%;max-width:520px;max-height:84vh;display:flex;flex-direction:column;overflow:hidden}
.modal-box.wide{max-width:720px}
.modal-hd{display:flex;align-items:center;gap:10px;padding:16px 18px;border-bottom:1px solid var(--line)}
.modal-hd h3{font-size:14.5px;font-weight:620;flex:1}
.modal-bd{padding:18px;overflow-y:auto}
.modal-ft{padding:14px 18px;border-top:1px solid var(--line);display:flex;gap:8px;justify-content:flex-end;background:var(--fill)}

/* ==========================================================================
   HOME / CHAT
   ========================================================================== */
.home{padding:0 24px 32px;display:flex;flex-direction:column;min-height:100%}
.hero-card{flex:1;min-height:420px;margin-top:16px;border:1px solid var(--line);border-radius:var(--r-lg);background:var(--paper);display:flex;flex-direction:column;position:relative;overflow:hidden}
.hero-card::after{content:"";position:absolute;inset:0;pointer-events:none;background:radial-gradient(70% 55% at 50% 30%,rgba(61,123,255,.05),transparent 70%)}
.hero-inner{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:26px 24px;position:relative;z-index:1}
.orb-wrap{position:relative;width:150px;height:150px;display:grid;place-items:center;animation:bob 7.5s ease-in-out infinite}
.orb-halo{position:absolute;width:210px;height:210px;border-radius:50%;background:radial-gradient(circle,rgba(88,140,255,.26),rgba(88,140,255,0) 62%);filter:blur(14px)}
.orb{position:relative;width:140px;height:140px;border-radius:50%;isolation:isolate;background:radial-gradient(circle at 50% 50%,#c6daff 0%,#93b8fa 24%,#5f8eee 47%,#3565dc 68%,#22479f 86%,#1a3781 100%);box-shadow:inset -14px -20px 42px rgba(14,36,110,.6),inset 12px 14px 30px rgba(255,255,255,.45),inset 0 0 0 1px rgba(255,255,255,.4),0 28px 52px -20px rgba(34,78,190,.6)}
.orb .sheen{position:absolute;inset:-30%;z-index:1;border-radius:50%;background:conic-gradient(from 210deg,rgba(255,255,255,.55) 0deg,rgba(255,255,255,0) 62deg,rgba(120,164,255,.55) 118deg,rgba(255,255,255,0) 178deg,rgba(214,232,255,.5) 238deg,rgba(96,140,240,.35) 292deg,rgba(255,255,255,.5) 360deg);filter:blur(16px);mix-blend-mode:soft-light;opacity:.95;animation:spin 34s linear infinite}
.orb::before{content:"";position:absolute;inset:0;z-index:2;border-radius:50%;background:radial-gradient(38% 30% at 32% 22%,rgba(255,255,255,.98),rgba(255,255,255,.35) 42%,rgba(255,255,255,0) 72%),radial-gradient(46% 40% at 78% 86%,rgba(18,42,124,.5),rgba(18,42,124,0) 68%)}
.orb::after{content:"";position:absolute;inset:0;z-index:3;border-radius:50%;background:linear-gradient(200deg,rgba(255,255,255,.75),rgba(255,255,255,0) 26%);-webkit-mask:radial-gradient(circle at 50% 50%,transparent 88%,#000 100%);mask:radial-gradient(circle at 50% 50%,transparent 88%,#000 100%)}
@keyframes spin{to{transform:rotate(360deg)}}
/* 光球自转：一层更慢的极光带，让「球在转」看得出来 */
.orb .orb-spin{position:absolute;inset:-4%;z-index:2;border-radius:50%;background:conic-gradient(from 0deg,rgba(255,255,255,0) 0deg,rgba(196,224,255,.62) 38deg,rgba(255,255,255,0) 96deg,rgba(255,255,255,0) 172deg,rgba(140,186,255,.5) 212deg,rgba(255,255,255,0) 268deg,rgba(222,238,255,.42) 318deg,rgba(255,255,255,0) 360deg);filter:blur(7px);mix-blend-mode:screen;opacity:.85;animation:orbSpin 18s linear infinite;will-change:transform}
@keyframes orbSpin{to{transform:rotate(360deg)}}
/* 光球外圈呼吸 */
.orb-halo{animation:haloPulse 5.6s ease-in-out infinite}
@keyframes haloPulse{0%,100%{opacity:.85;transform:scale(1)}50%{opacity:1;transform:scale(1.07)}}
@keyframes bob{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}
.home-title{margin:16px 0 5px;font-size:19px;font-weight:640;letter-spacing:-.015em}
.home-desc{font-size:12.5px;color:var(--ink-3);margin-bottom:22px;text-align:center}

.types{display:flex;gap:10px;width:100%;max-width:660px;margin-bottom:22px}
.type{flex:1;text-align:left;padding:14px 15px;border:1px solid var(--line);border-radius:var(--r-md);background:#fff;transition:all .26s var(--ease);opacity:.72;display:flex;flex-direction:column;gap:3px}
.type:hover{opacity:.92}
.type.on{opacity:1;border-color:#c9d8ff;box-shadow:0 6px 20px -12px rgba(26,99,255,.5)}
.type h4{font-size:13px;font-weight:620}
.type p{font-size:11.6px;color:var(--ink-3);line-height:1.5}
.type .mini{margin-top:7px;font-size:10.8px;color:var(--blue);font-family:var(--mono)}

.composer{width:100%;max-width:760px;border:1px solid var(--line-2);border-radius:14px;background:#fff;box-shadow:var(--shadow-2);transition:border-color .16s,box-shadow .16s}
.composer:focus-within{border-color:#b9cdff;box-shadow:0 0 0 4px rgba(26,99,255,.08),var(--shadow-2)}
.composer textarea{width:100%;border:none;background:none;resize:none;padding:14px 16px 4px;font:inherit;font-size:13.5px;line-height:1.6;color:var(--ink);min-height:78px;max-height:220px}
.composer textarea:focus{outline:none}
.composer-ft{display:flex;align-items:center;gap:8px;padding:8px 10px 10px 12px}
.composer-ft .tools{display:flex;gap:2px;flex:1}
.composer-ft .hint{font-size:11px;color:var(--ink-4)}

/* 附件：已选文件条 */
.attach-bar{display:none;flex-wrap:wrap;gap:6px;padding:10px 12px 2px}
.attach-bar.on{display:flex}
.attach-chip{display:inline-flex;align-items:center;gap:6px;max-width:100%;padding:5px 8px 5px 9px;
  border:1px solid var(--line-2);border-radius:8px;background:#fafbff;font-size:12px;color:var(--ink-2);
  text-decoration:none;line-height:1.4}
.attach-chip .ic{flex:none;color:var(--blue)}
.attach-chip .nm{max-width:200px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--ink)}
.attach-chip .mt{font-size:11px;color:var(--ink-4);white-space:nowrap}
.attach-chip .rm{border:0;background:none;padding:0 1px;margin-left:1px;cursor:pointer;color:var(--ink-4);font-size:14px;line-height:1}
.attach-chip .rm:hover{color:var(--danger)}
.attach-chip.load{border-style:dashed;color:var(--ink-4);background:#fbfbfd}
.attach-chip.load .nm{color:var(--ink-3)}
.attach-chip.err{border-color:#f0c8c8;background:#fff7f7;color:#b3202b}
.attach-chip.err .nm{color:#b3202b}
.msg-atts{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}
.msg-atts .attach-chip:hover{border-color:#b9cdff;background:#f4f7ff}
.send{width:30px;height:30px;border-radius:9px;background:var(--ink);color:#fff;display:grid;place-items:center;transition:all .16s var(--ease)}
.send:hover{background:var(--blue)}
.send:disabled{opacity:.35;cursor:not-allowed}

.chips{display:flex;flex-wrap:wrap;gap:7px;justify-content:center;margin-top:16px;max-width:700px}
.chip{height:28px;padding:0 11px;border-radius:99px;border:1px solid var(--line-2);background:#fff;font-size:11.8px;color:var(--ink-2);transition:all .14s}
.chip:hover{border-color:var(--ink-4);color:var(--ink);box-shadow:var(--shadow-1)}

/* 对话流 */
.chat{display:flex;flex-direction:column;height:100%;min-height:0}
.chat-body{flex:1;min-height:0;overflow-y:auto;padding:22px 0 10px}
.chat-inner{max-width:780px;margin:0 auto;padding:0 24px}
.msg{display:flex;gap:10px;margin-bottom:22px;animation:fade .3s var(--ease)}
@keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.msg .who{width:26px;height:26px;border-radius:8px;flex:none;display:grid;place-items:center;font-size:11px;font-weight:650;margin-top:1px}
.msg.ai .who{background:linear-gradient(150deg,#3d7bff,#1749d6);color:#fff;box-shadow:0 2px 6px -1px rgba(23,73,214,.45)}
.msg.me{flex-direction:row-reverse}
.msg.me .who{background:linear-gradient(145deg,#ffd7a8,#f0a05a);color:#7a3d00}
/* 小智头像（图片版） */
.msg .who.who-ai{padding:0;overflow:hidden;border-radius:50%;background:#fff;border:1px solid rgba(23,73,214,.14);box-shadow:0 2px 7px -2px rgba(23,73,214,.4)}
.msg .who.who-ai img{width:100%;height:100%;object-fit:cover;display:block}
.msg .body{min-width:0;max-width:86%}
.msg .body .name{font-size:11px;color:var(--ink-4);margin-bottom:4px}
.msg.me .body .name{text-align:right}
.bubble{font-size:13.4px;line-height:1.75;color:var(--ink);background:#fff;border:1px solid var(--line);border-radius:12px;padding:11px 14px;white-space:pre-wrap;word-break:break-word}
.msg.me .bubble{background:var(--ink);color:#fff;border-color:var(--ink)}
.bubble p + p{margin-top:8px}

/* 采集信息卡 */
.infocard{margin-top:10px;border:1px solid #dfe7f8;border-radius:11px;overflow:hidden;background:#fbfcff}
.infocard-hd{display:flex;align-items:center;gap:7px;padding:8px 12px;background:#f2f6ff;border-bottom:1px solid #e5ecfa;font-size:11.5px;font-weight:600;color:#1b46b8}
.infocard-bd{padding:8px 12px 10px;display:grid;grid-template-columns:1fr 1fr;gap:0 14px}
@media(max-width:640px){.infocard-bd{grid-template-columns:1fr}}
.ikv{display:flex;gap:8px;padding:4px 0;font-size:11.8px;border-bottom:1px dashed #e8eefb;min-width:0}
.ikv:last-child{border-bottom:none}
.ikv .k{color:#7b8aa8;flex:none;width:62px}
.ikv .v{color:#1a2b4a;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.ikv .v.empty-v{color:#b6b6bf}

.thinking{display:inline-flex;align-items:center;gap:5px;color:var(--ink-3);font-size:12.5px;padding:4px 0}
.thinking i{width:5px;height:5px;border-radius:50%;background:var(--ink-4);animation:blink 1.2s infinite}
.thinking i:nth-child(2){animation-delay:.18s}
.thinking i:nth-child(3){animation-delay:.36s}
@keyframes blink{0%,80%,100%{opacity:.25;transform:scale(.85)}40%{opacity:1;transform:scale(1)}}

.chat-foot{flex:none;border-top:1px solid var(--line);background:#fff;padding:10px 24px 14px}
.chat-foot .composer{margin:0 auto;max-width:780px}

/* ==========================================================================
   DOC
   ========================================================================== */
.doc-layout{display:grid;grid-template-columns:208px minmax(0,1fr);gap:0;height:100%;min-height:0}
.toc{border-right:1px solid var(--line);padding:16px 10px;overflow-y:auto;background:var(--rail)}
.toc-cap{font-size:10.5px;font-weight:650;letter-spacing:.07em;color:var(--ink-4);padding:0 8px 8px;text-transform:uppercase}
.toc a{display:block;padding:6px 9px;border-radius:7px;font-size:12.2px;color:var(--ink-2);transition:background .13s}
.toc a:hover{background:var(--fill-2);color:var(--ink)}
.toc a.on{background:#eef2fb;color:#1b46b8;font-weight:580}
.doc-main{padding:24px 30px 60px;overflow-y:auto;max-width:900px}
.doc-title{font-size:24px;font-weight:660;letter-spacing:-.025em;margin-bottom:6px}
.doc-meta{display:flex;gap:14px;flex-wrap:wrap;font-size:11.5px;color:var(--ink-3);margin-bottom:16px}
.doc-sec{margin-top:30px;scroll-margin-top:20px}
.doc-sec h3{font-size:15.5px;font-weight:640;display:flex;align-items:center;gap:8px;margin-bottom:12px;padding-bottom:8px;border-bottom:1px solid var(--line)}
.doc-sec h3 .idx{font-family:var(--mono);font-size:11px;color:var(--blue);background:var(--blue-soft);padding:2px 6px;border-radius:4px}
.doc-sec h4{font-size:13px;font-weight:600;margin:16px 0 8px;color:var(--ink-2)}
.doc-sec p,.doc-sec li{font-size:13.2px;line-height:1.8;color:#26262e}
.doc-sec ul,.doc-sec ol{margin:8px 0;padding-left:20px}
.doc-sec li{margin-bottom:5px}
.kv-table{width:100%;border-collapse:collapse;font-size:12.5px;margin:6px 0 4px}
.kv-table th{background:var(--fill);text-align:left;font-weight:600;color:var(--ink-2);padding:8px 10px;border:1px solid var(--line)}
.kv-table td{padding:8px 10px;border:1px solid var(--line);vertical-align:top;line-height:1.7}
.kv-table tr:hover td{background:#fafafc}
.stat-inline{display:flex;gap:18px;flex-wrap:wrap;margin:12px 0 18px}
.stat-inline div{font-size:12px;color:var(--ink-3)}
.stat-inline b{display:block;font-family:var(--mono);font-size:19px;color:var(--ink);font-weight:650;letter-spacing:-.02em}

/* ==========================================================================
   PLANS / ORDER
   ========================================================================== */
.plan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
@media(max-width:900px){.plan-grid{grid-template-columns:1fr}}
.plan{border:1px solid var(--line-2);border-radius:var(--r-md);background:#fff;padding:16px;display:flex;flex-direction:column;cursor:pointer;transition:all .2s var(--ease);position:relative}
.plan:hover{border-color:var(--ink-4);box-shadow:var(--shadow-2)}
.plan.on{border-color:var(--blue);box-shadow:0 0 0 3px rgba(26,99,255,.1),var(--shadow-2)}
.plan .badge{position:absolute;top:-9px;left:14px;background:var(--ink);color:#fff}
.plan h4{font-size:14px;font-weight:640;margin-bottom:3px}
.plan .sub{font-size:11.5px;color:var(--ink-3);min-height:34px;line-height:1.5}
.plan .price{display:flex;align-items:baseline;gap:3px;margin:10px 0 3px}
.plan .price b{font-family:var(--mono);font-size:26px;font-weight:680;letter-spacing:-.03em}
.plan .price span{font-size:12px;color:var(--ink-3)}
.plan .days{font-size:11px;color:var(--ink-4);font-family:var(--mono);margin-bottom:12px}
.plan ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px;flex:1}
.plan li{display:flex;gap:7px;font-size:12px;color:var(--ink-2);line-height:1.5}
.plan li svg{color:var(--ok);margin-top:2px}

.summary{border:1px solid var(--line);border-radius:var(--r-md);background:var(--fill);padding:14px 16px}
.summary .row{display:flex;justify-content:space-between;font-size:12.5px;padding:5px 0;color:var(--ink-2)}
.summary .row b{font-family:var(--mono);color:var(--ink)}
.summary .row.total{border-top:1px dashed var(--line-2);margin-top:6px;padding-top:10px;font-size:13.5px}
.summary .row.total b{font-size:20px;color:var(--blue)}

/* ==========================================================================
   QUOTE
   ========================================================================== */
.quote-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:900px){.quote-grid{grid-template-columns:1fr}}
.qcard{border:1px solid var(--line-2);border-radius:var(--r-md);padding:18px;background:#fff;display:flex;flex-direction:column;position:relative;overflow:hidden}
.qcard.a{border-color:#c9d8ff;background:linear-gradient(180deg,#fbfcff,#fff)}
.qcard.a::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,#4f8bff,#1a63ff)}
.qcard h4{font-size:14px;font-weight:640;display:flex;align-items:center;gap:8px}
.qcard .tagline{font-size:11.5px;color:var(--ink-3);margin:4px 0 14px;line-height:1.55}
.qcard .amount{display:flex;align-items:baseline;gap:6px}
.qcard .amount b{font-family:var(--mono);font-size:32px;font-weight:680;letter-spacing:-.035em}
.qcard .amount s{font-size:12.5px;color:var(--ink-4);font-family:var(--mono)}
.qcard .amount span{font-size:12px;color:var(--ink-3)}
.qcard .deduct{margin-top:6px;font-size:11.5px;color:var(--ok);font-family:var(--mono)}
.qcard .flist{margin:16px 0 0;padding:0;list-style:none;display:flex;flex-direction:column;gap:7px}
.qcard .flist li{display:flex;gap:7px;font-size:12px;color:var(--ink-2);line-height:1.55}
.qcard .flist li svg{color:var(--ink-4);margin-top:2px}
.cost-bar{display:flex;height:10px;border-radius:99px;overflow:hidden;margin:8px 0 10px}
.cost-bar i{display:block;height:100%}
.cost-legend{display:flex;flex-wrap:wrap;gap:12px;font-size:11.5px;color:var(--ink-3)}
.cost-legend span{display:flex;align-items:center;gap:5px}
.cost-legend em{width:8px;height:8px;border-radius:2px;display:block}

/* ==========================================================================
   PROGRESS / TIMELINE
   ========================================================================== */
.timeline{position:relative;padding-left:26px}
.timeline::before{content:"";position:absolute;left:7px;top:6px;bottom:6px;width:1px;background:var(--line-2)}
.tl-item{position:relative;padding-bottom:22px}
.tl-item:last-child{padding-bottom:0}
.tl-dot{position:absolute;left:-26px;top:3px;width:15px;height:15px;border-radius:50%;background:#fff;border:2px solid var(--line-3);display:grid;place-items:center}
.tl-item.done .tl-dot{border-color:var(--ok);background:var(--ok)}
.tl-item.done .tl-dot::after{content:"";width:5px;height:2px;border:solid #fff;border-width:0 0 2px 2px;transform:rotate(-45deg) translateY(-1px)}
.tl-item.doing .tl-dot{border-color:var(--blue);box-shadow:0 0 0 4px rgba(26,99,255,.12)}
.tl-hd{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.tl-hd b{font-size:13.2px;font-weight:600}
.tl-hd .mono{font-size:11px;color:var(--ink-4)}
.tl-desc{font-size:12.3px;color:var(--ink-3);margin-top:4px;line-height:1.65}
.tl-accept{margin-top:8px;display:flex;flex-wrap:wrap;gap:6px}

/* ==========================================================================
   SITE (landing / auth)
   ========================================================================== */
.site{min-height:100vh;background:var(--paper);display:flex;flex-direction:column}
.site-nav{height:68px;display:flex;align-items:center;gap:26px;padding:0 40px;border-bottom:1px solid var(--line);position:sticky;top:0;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);z-index:50}
.brand{display:flex;align-items:center;gap:9px;font-weight:650;font-size:14.5px;letter-spacing:-.01em}
.brand-mark{width:26px;height:26px;border-radius:8px;background:linear-gradient(150deg,#3d7bff,#1749d6);color:#fff;display:grid;place-items:center;font-size:12px;font-weight:700;box-shadow:0 2px 8px -2px rgba(23,73,214,.6)}
.site-nav .links{display:flex;gap:22px;font-size:13px;color:var(--ink-2)}
.site-nav .links a:hover{color:var(--ink)}
.site-nav .acts{margin-left:auto;display:flex;gap:8px;align-items:center}
.site-main{flex:1}
.hero{padding:74px 40px 56px;max-width:1180px;margin:0 auto;display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}
@media(max-width:980px){.hero{grid-template-columns:1fr;gap:32px;padding:44px 22px 32px}}
.hero .eyebrow{display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 10px;border-radius:99px;background:var(--blue-soft);color:#1b46b8;font-size:11.5px;font-weight:600;margin-bottom:18px}
.hero h1{font-size:40px;line-height:1.25;font-weight:680;letter-spacing:-.03em}
.hero h1 em{font-style:normal;color:var(--blue)}
.hero .lead{font-size:14.5px;color:var(--ink-2);line-height:1.8;margin-top:14px;max-width:560px}
.hero .cta{display:flex;gap:10px;margin-top:26px;flex-wrap:wrap}
.hero .points{display:flex;gap:18px;margin-top:22px;flex-wrap:wrap;font-size:12px;color:var(--ink-3)}
.hero .points span{display:flex;align-items:center;gap:5px}
.hero .points svg{color:var(--ok)}
.hero-visual{border:1px solid var(--line);border-radius:var(--r-lg);background:#fff;box-shadow:var(--shadow-2);overflow:hidden}
.term-hd{display:flex;align-items:center;gap:5px;padding:10px 12px;border-bottom:1px solid var(--line);background:var(--fill)}
.term-hd i{width:8px;height:8px;border-radius:50%}
.term-bd{padding:14px 16px;font-family:var(--mono);font-size:11.5px;line-height:2;color:var(--ink-2)}
.term-bd .k{color:var(--blue)}
.term-bd .g{color:var(--ok)}
.term-bd .d{color:var(--ink-4)}

.sect{padding:56px 40px;max-width:1180px;margin:0 auto}
@media(max-width:980px){.sect{padding:36px 22px}}
.sect-hd{margin-bottom:26px}
.sect-hd .cap{font-family:var(--mono);font-size:11px;color:var(--blue);letter-spacing:.08em;margin-bottom:8px}
.sect-hd h2{font-size:26px;font-weight:660;letter-spacing:-.025em}
.sect-hd p{font-size:13.5px;color:var(--ink-3);margin-top:8px}
.price-row{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
@media(max-width:900px){.price-row{grid-template-columns:1fr}}
.feat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
@media(max-width:900px){.feat-row{grid-template-columns:1fr 1fr}}
.feat{border:1px solid var(--line);border-radius:var(--r-md);padding:16px;background:#fff}
.feat .ic{width:32px;height:32px;border-radius:9px;background:var(--blue-soft);color:var(--blue);display:grid;place-items:center;margin-bottom:10px}
.feat h4{font-size:13px;font-weight:620;margin-bottom:5px}
.feat p{font-size:12px;color:var(--ink-3);line-height:1.65}
.site-foot{border-top:1px solid var(--line);padding:26px 40px;font-size:12px;color:var(--ink-3);display:flex;gap:16px;flex-wrap:wrap;align-items:center}
.site-foot .grow{flex:1}

/* auth */
.auth{min-height:100vh;display:grid;grid-template-columns:1fr 1fr}
@media(max-width:900px){.auth{grid-template-columns:1fr}.auth-side{display:none}}
.auth-form{display:flex;flex-direction:column;justify-content:center;padding:48px 8vw}
.auth-form .inner{width:100%;max-width:368px;margin:0 auto}
.auth-form h1{font-size:24px;font-weight:660;letter-spacing:-.02em}
.auth-form .sub{font-size:13px;color:var(--ink-3);margin:6px 0 26px}
.auth-side{background:#0b1220;color:#e8eefc;padding:52px 44px;display:flex;flex-direction:column;justify-content:center;position:relative;overflow:hidden}
.auth-side::before{content:"";position:absolute;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(61,123,255,.34),transparent 66%);top:-100px;right:-80px;filter:blur(10px)}
.auth-side::after{content:"";position:absolute;width:360px;height:360px;border-radius:50%;background:radial-gradient(circle,rgba(11,180,212,.2),transparent 66%);bottom:-120px;left:-60px;filter:blur(12px)}
.auth-side h2{font-size:24px;font-weight:660;line-height:1.4;letter-spacing:-.02em;position:relative}
.auth-side p{font-size:13.5px;color:#9fb0cc;line-height:1.9;margin-top:14px;position:relative}
.auth-side ul{list-style:none;padding:0;margin:26px 0 0;display:flex;flex-direction:column;gap:11px;position:relative}
.auth-side li{display:flex;gap:9px;font-size:13px;color:#c7d4ea}
.auth-side li svg{color:#4f8bff;margin-top:3px}
.divider{display:flex;align-items:center;gap:10px;font-size:11.5px;color:var(--ink-4);margin:18px 0}
.divider::before,.divider::after{content:"";height:1px;background:var(--line);flex:1}

/* ==========================================================================
   ADMIN
   ========================================================================== */
.adm{display:grid;grid-template-columns:64px minmax(0,1fr);grid-template-rows:minmax(0,1fr);height:100vh;overflow:hidden;background:var(--canvas)}
.adm-rail{background:#0b1220;display:flex;flex-direction:column;align-items:center;padding:12px 0;gap:4px}
.adm-rail .logo{width:34px;height:34px;border-radius:10px;background:linear-gradient(150deg,#3d7bff,#1749d6);color:#fff;display:grid;place-items:center;font-size:13px;font-weight:700;margin-bottom:14px;box-shadow:0 3px 10px -2px rgba(23,73,214,.7)}
.adm-nav{display:flex;flex-direction:column;gap:3px;width:100%;align-items:center;flex:1}
.adm-item{width:40px;height:40px;border-radius:10px;display:grid;place-items:center;color:#6f7f9c;transition:all .15s;position:relative}
.adm-item:hover{background:rgba(255,255,255,.07);color:#c7d4ea}
.adm-item.on{background:rgba(61,123,255,.18);color:#6ea6ff}
.adm-item.on::before{content:"";position:absolute;left:-12px;top:11px;bottom:11px;width:2px;border-radius:2px;background:#4f8bff}
.adm-item .tip{position:absolute;left:48px;top:50%;transform:translateY(-50%);background:#1c2436;color:#fff;font-size:11.5px;padding:4px 8px;border-radius:6px;white-space:nowrap;opacity:0;pointer-events:none;transition:opacity .15s;z-index:20}
.adm-item:hover .tip{opacity:1}
.adm-main{display:flex;flex-direction:column;min-width:0}
.adm-hd{height:60px;flex:none;display:flex;align-items:center;gap:14px;padding:0 26px;background:#fff;border-bottom:1px solid var(--line)}
.adm-hd h1{font-size:16px;font-weight:640}
.adm-hd .acts{margin-left:auto;display:flex;align-items:center;gap:8px}
.adm-body{flex:1;min-height:0;overflow-y:auto;padding:20px 26px 40px}
.adm-sep{width:22px;height:1px;background:rgba(255,255,255,.1);margin:7px 0;flex:none}
.adm-hd .hd-l{min-width:0;display:flex;flex-direction:column;gap:1px}
.adm-hd .crumbs{display:flex;align-items:center;gap:5px;font-size:11px;color:var(--ink-3);line-height:1.4}
.adm-hd .crumbs a{color:var(--ink-3)}
.adm-hd .crumbs a:hover{color:var(--blue)}
.adm-hd .crumbs .sep{opacity:.4}
.adm-hd .crumbs .cur{color:var(--ink-2)}
.adm-hd h1{font-size:16px;font-weight:640;line-height:1.3;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.adm-hd h1 .hd-sub{margin-left:9px;padding-left:9px;border-left:1px solid var(--line);font-size:12px;font-weight:500;color:var(--ink-3)}
.adm-hd .acts .btn.sm{height:30px;display:inline-flex;align-items:center;gap:0}
@media (max-width:900px){.adm-hd{padding:0 16px}.adm-body{padding:16px}}
.kpi-row{display:grid;grid-template-columns:repeat(6,1fr);gap:0;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;margin-bottom:16px}
@media(max-width:1280px){.kpi-row{grid-template-columns:repeat(3,1fr)}}
.kpi{padding:16px 18px;border-right:1px solid var(--line)}
.kpi:last-child{border-right:none}
.kpi .lbl{font-size:11.5px;color:var(--ink-3);display:flex;align-items:center;gap:5px}
.kpi .val{font-family:var(--mono);font-size:25px;font-weight:660;letter-spacing:-.03em;margin-top:5px;line-height:1.15}
.kpi .val small{font-size:12px;font-weight:500;color:var(--ink-3);margin-left:3px;letter-spacing:0}
.kpi .delta{font-size:11px;color:var(--ok);margin-top:3px;font-family:var(--mono)}
.funnel{display:flex;flex-direction:column;gap:9px}
.fr{display:grid;grid-template-columns:72px 1fr 56px;gap:10px;align-items:center;font-size:12px}
.fr .lb{color:var(--ink-3)}
.fr .bar{height:22px;border-radius:5px;background:var(--fill);overflow:hidden;position:relative}
.fr .bar i{display:block;height:100%;background:linear-gradient(90deg,#8fb4ff,#1a63ff);border-radius:5px;animation:grow .7s var(--ease)}
@keyframes grow{from{transform:scaleX(.2);transform-origin:left}to{transform:scaleX(1)}}
.fr .n{font-family:var(--mono);text-align:right;font-weight:600}
.filter-bar{display:flex;gap:8px;align-items:center;margin-bottom:14px;flex-wrap:wrap}
.filter-bar .input{height:32px;width:auto;min-width:180px;font-size:12.5px}
.filter-bar .select{height:32px;width:auto;min-width:120px;font-size:12.5px}
.tabs{display:inline-flex;padding:3px;background:var(--fill-2);border-radius:8px;gap:2px}
.tabs a{display:inline-flex;align-items:center;height:26px;padding:0 11px;border-radius:6px;font-size:12px;color:var(--ink-3)}
.tabs a.on{background:#fff;color:var(--ink);font-weight:580;box-shadow:0 1px 2px rgba(16,18,28,.09)}

/* 分页 */
.pager{display:flex;gap:5px;align-items:center;justify-content:flex-end;padding:12px 14px;font-size:12px;color:var(--ink-3)}
.pager a,.pager span{display:grid;place-items:center;min-width:28px;height:28px;padding:0 8px;border-radius:7px;border:1px solid var(--line-2);background:#fff;font-family:var(--mono);font-size:11.5px}
.pager a:hover{border-color:var(--ink-4)}
.pager .on{background:var(--ink);border-color:var(--ink);color:#fff}

/* 表单页 */
.form-sec{border:1px solid var(--line);border-radius:var(--r-md);background:#fff;margin-bottom:14px;overflow:hidden}
.form-sec-hd{padding:12px 16px;border-bottom:1px solid var(--line);background:var(--fill);display:flex;align-items:center;gap:8px}
.form-sec-hd h3{font-size:13px;font-weight:620}
.form-sec-hd .sub{font-size:11.5px;color:var(--ink-3)}
.form-sec-bd{padding:16px}
.secret-hint{font-family:var(--mono);font-size:11px;color:var(--ink-4);margin-left:6px}

/* 代码块 */
.code{font-family:var(--mono);font-size:11.5px;background:var(--fill);border:1px solid var(--line);border-radius:8px;padding:10px 12px;white-space:pre-wrap;word-break:break-all;line-height:1.7;max-height:220px;overflow:auto}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media(max-width:1180px){
  .app{grid-template-columns:214px minmax(0,1fr) 0px}
  body.panel-off .app{grid-template-columns:214px minmax(0,1fr) 0px}
  .panel{display:none}
}
@media(max-width:820px){
  .app{grid-template-columns:0px minmax(0,1fr) 0px}
  .rail{display:none}
  .doc-layout{grid-template-columns:1fr}
  .toc{display:none}
  .wrap{padding:16px}
  .plan-grid{grid-template-columns:1fr}
  .quote-grid{grid-template-columns:1fr}
  .kpi-row{grid-template-columns:1fr 1fr}
  .hero h1{font-size:28px}
  .auth-form{padding:32px 22px}
}

/* ==========================================================================
   需求速填向导（brief wizard）
   ========================================================================== */
.wz-bar{padding:12px 18px 0;border-bottom:1px solid var(--line);background:var(--fill)}
.wz-steps{display:flex;align-items:center;gap:0;padding-bottom:11px;overflow-x:auto}
.wz-step{display:flex;align-items:center;gap:7px;flex:none}
.wz-step .d{width:19px;height:19px;border-radius:50%;border:1px solid var(--line-3);background:#fff;display:grid;place-items:center;font-family:var(--mono);font-size:10.5px;font-weight:650;color:var(--ink-4);transition:all .16s var(--ease)}
.wz-step .t{font-size:12.3px;color:var(--ink-4);white-space:nowrap;transition:color .16s}
.wz-step.on .d{border-color:var(--blue);background:var(--blue);color:#fff;box-shadow:0 0 0 3px rgba(26,99,255,.13)}
.wz-step.on .t{color:var(--ink);font-weight:600}
.wz-step.done .d{border-color:var(--blue);color:var(--blue);background:var(--blue-soft)}
.wz-step.done .t{color:var(--ink-2)}
.wz-line{flex:1;min-width:16px;height:1px;background:var(--line-2);margin:0 9px}
.wz-bd{padding:16px 18px;background:#fff;min-height:230px}
.wz-ft{align-items:center}
.wz-hint{font-size:11.8px;color:var(--ink-4);line-height:1.5;flex:1;min-width:0}
.wz-lead{margin-bottom:14px}
.wz-lead h4{font-size:13.6px;font-weight:620}
.wz-lead p{font-size:12.2px;color:var(--ink-3);margin-top:3px;line-height:1.55}
.wz-grp{margin-bottom:16px}
.wz-grp-h{display:flex;align-items:center;gap:8px;margin-bottom:8px}
.wz-grp-h b{font-size:12.8px;font-weight:600}
.wz-grp-h .req{font-size:10.5px;color:var(--danger);border:1px solid rgba(217,45,45,.3);background:rgba(217,45,45,.06);border-radius:4px;padding:0 5px;height:17px;line-height:16px}
.wz-grp-h .opt{font-size:10.5px;color:var(--ink-4);border:1px solid var(--line-2);background:var(--fill);border-radius:4px;padding:0 5px;height:17px;line-height:16px}

.wz-cards{display:grid;grid-template-columns:1fr 1fr;gap:9px}
.wz-card{position:relative;text-align:left;padding:11px 12px;border:1px solid var(--line-2);border-radius:10px;background:#fff;cursor:pointer;transition:all .15s var(--ease);display:flex;flex-direction:column;gap:6px;font-family:inherit}
.wz-card:hover{border-color:var(--line-3);background:var(--fill)}
.wz-card.on{border-color:var(--blue);background:var(--blue-soft);box-shadow:0 0 0 2.5px rgba(26,99,255,.1)}
.wz-top{display:flex;align-items:center;gap:7px}
.wz-top .ic{color:var(--ink-3);flex:none}
.wz-card.on .wz-top .ic{color:var(--blue)}
.wz-top b{flex:1;font-size:13px;font-weight:600;color:var(--ink)}
.wz-top .ck{width:15px;height:15px;border-radius:50%;border:1px solid var(--line-3);background:#fff;flex:none;position:relative}
.wz-card.on .wz-top .ck{border-color:var(--blue);background:var(--blue)}
.wz-card.on .wz-top .ck::after{content:"";position:absolute;left:4px;top:1.5px;width:4px;height:7.5px;border:solid #fff;border-width:0 2px 2px 0;transform:rotate(42deg)}
.wz-tip{font-size:11.6px;line-height:1.55;color:var(--ink-3)}
.wz-card.on .wz-tip{color:#2a4a94}

.wz-sub{margin-top:8px;padding:10px 11px;border:1px dashed var(--line-2);border-radius:9px;background:var(--fill)}
.wz-sub-l{font-size:11.8px;color:var(--ink-2);font-weight:550;margin-bottom:7px}
.wz-note{margin-top:8px;font-size:11.6px;line-height:1.55;color:#8a5a00;background:#fff8e6;border:1px solid #f2e0b6;border-radius:8px;padding:8px 10px}

.wz-tags,.wz-os{display:flex;flex-wrap:wrap;gap:7px}
.wz-tag{height:28px;padding:0 11px;border-radius:99px;border:1px solid var(--line-2);background:#fff;font-size:12.2px;color:var(--ink-2);cursor:pointer;font-family:inherit;transition:all .14s var(--ease)}
.wz-tag:hover{border-color:var(--line-3);background:var(--fill)}
.wz-tag.on{border-color:var(--blue);background:var(--blue-soft);color:#1b46b8;font-weight:550}

.wz-sum{border:1px solid var(--line);border-radius:9px;background:var(--fill);padding:4px 11px}
.wz-sum-row{display:flex;gap:10px;padding:6px 0;border-bottom:1px dashed var(--line);font-size:12.2px}
.wz-sum-row:last-child{border-bottom:none}
.wz-sum-row span{flex:none;width:52px;color:var(--ink-4)}
.wz-sum-row b{flex:1;min-width:0;font-weight:550;color:var(--ink);word-break:break-all;line-height:1.55}
.wz-sum-empty{font-size:12px;color:var(--ink-4);padding:8px 0}

/* 首页 / 对话页入口 */
.wz-entry{width:100%;max-width:760px;margin:12px 0 0;display:flex;align-items:center;gap:11px;padding:11px 14px;border:1px dashed #c9d8fb;border-radius:11px;background:linear-gradient(180deg,#f6f9ff,#fff);cursor:pointer;font-family:inherit;text-align:left;transition:all .16s var(--ease)}
.wz-entry:hover{border-color:var(--blue);box-shadow:0 6px 18px -12px rgba(26,99,255,.5)}
.wz-entry .ico{width:30px;height:30px;border-radius:8px;background:var(--blue-soft);color:var(--blue);display:grid;place-items:center;flex:none}
.wz-entry .tx{flex:1;min-width:0}
.wz-entry .tx b{display:block;font-size:13px;font-weight:600}
.wz-entry .tx span{display:block;font-size:11.8px;color:var(--ink-3);margin-top:2px}
.wz-entry .go{font-size:12.3px;color:var(--blue);font-weight:600;flex:none}

@media(max-width:640px){
  .wz-cards{grid-template-columns:1fr}
  .modal-box.wide{max-width:100%}
  .wz-bd{max-height:56vh}
}

/* 卡片内嵌二级面板修正 */
.wz-card{display:block}
.wz-tip{margin-top:6px}
.wz-card.on .wz-sub{background:#fff;border-style:solid;border-color:rgba(26,99,255,.35);margin-top:10px}
.wz-card.on .wz-note{margin-top:8px}
.wz-card .wz-tag{height:26px;padding:0 10px;font-size:11.8px}
.wz-card:focus-visible{outline:2px solid var(--blue);outline-offset:2px}
.wz-cards.compact{grid-template-columns:repeat(3,minmax(0,1fr))}
.wz-cards.compact .wz-top b{font-size:12.6px}
.wz-cards.compact .wz-tip{font-size:11.4px}
@media(max-width:520px){.wz-cards.compact{grid-template-columns:1fr 1fr}}
.wz-lead{margin-bottom:12px}
.wz-lead p{font-size:12.2px;color:var(--ink-3);line-height:1.5}
.wz-cards.compact .wz-tip{display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
#briefModal .modal-box{max-height:88vh}
#briefModal .modal-box{max-height:90vh}
#briefModal .wz-grp{margin-bottom:14px}
#briefModal .wz-card{padding:10px 11px}
#briefModal .wz-bd{padding:14px 18px}

/* 需求速填 · 小屏适配 */
@media(max-width:640px){
  .modal{padding:10px}
  .wz-step .t{font-size:11.5px}
  .wz-line{margin:0 6px;min-width:8px}
  .wz-hint{display:none}
  #briefModal .modal-box{max-height:92vh}
}

/* 工作台窄屏：页头不再被标题撑成竖排 */
@media(max-width:820px){
  .stage-hd{height:auto;min-height:54px;flex-wrap:wrap;padding:8px 12px;gap:8px}
  .stage-hd .t{flex:1 1 auto;max-width:50%}
  .stage-hd h1{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .stage-hd .sub{display:none}
  .stage-hd .grow{display:none}
  .stage-hd .chip-quota{display:none}
  .home{padding:0 12px 24px}
  .hero-inner{padding:18px 14px}
  .hero-card{margin-top:10px;min-height:0}
  .orb-wrap{width:104px;height:104px}
  .orb{width:96px;height:96px}
  .orb-halo{width:140px;height:140px}
  .types{flex-direction:column;margin-bottom:16px}
}

/* 窄屏：网格列宽在某些浏览器下算成 0，直接改块级堆叠 */
@media(max-width:820px){
  .app{display:block;height:100vh;overflow:hidden}
  .rail{display:none}
  .stage{display:flex;flex-direction:column;width:100%;height:100vh;min-width:0}
  .panel{display:none}
}

/* 首页光球：代码环画布（仅跟随鼠标，不拦截点击） */
.orb-ring{position:fixed;left:0;top:0;pointer-events:none;z-index:6}
.orb{will-change:transform}
@media(prefers-reduced-motion:reduce){
  .orb .orb-spin,.orb-halo{animation:none}
}

/* ==========================================================================
   需求问卷（对话式：逐题 → 清单 → 提交）
   ========================================================================== */
.bf-intro{margin:8px 0 0;font-size:11.8px;color:var(--ink-4);text-align:center}
.bf-wrap{width:100%;max-width:780px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:13px;overflow:hidden;box-shadow:0 12px 30px -22px rgba(12,12,16,.28)}
.bf-wrap.busy{opacity:.65;pointer-events:none}
.bf-top{display:flex;align-items:center;gap:10px;padding:9px 14px;background:var(--fill);border-bottom:1px solid var(--line)}
.bf-step{font-size:12px;font-weight:600;color:var(--ink-2);white-space:nowrap}
.bf-bar{flex:1;height:3px;border-radius:99px;background:var(--line-2);overflow:hidden}
.bf-bar i{display:block;height:100%;width:0;border-radius:99px;background:var(--blue);transition:width .32s var(--ease)}
.bf-cnt{font-size:11.5px;color:var(--ink-4);white-space:nowrap}

.bf-body{padding:14px 15px 15px}
.bf-q-label{font-size:10.6px;letter-spacing:.06em;color:var(--ink-4)}
.bf-q-t{font-size:15px;font-weight:600;color:var(--ink);margin:2px 0 3px;letter-spacing:-.01em}
.bf-q-hint{font-size:11.8px;color:var(--ink-3);margin-bottom:12px;line-height:1.5}
.bf-opts{display:flex;flex-wrap:wrap;gap:8px}
.bf-opt{display:flex;flex-direction:column;align-items:flex-start;gap:2px;padding:8px 12px;border:1px solid var(--line-2);border-radius:10px;background:#fff;cursor:pointer;font-family:inherit;text-align:left;transition:border-color .14s var(--ease),background .14s var(--ease),box-shadow .14s var(--ease)}
.bf-opt:hover{border-color:#b9cdfa;background:var(--fill)}
.bf-opt.on{border-color:var(--blue);background:var(--blue-soft);box-shadow:0 0 0 2px rgba(26,99,255,.12)}
.bf-opt-t{font-size:12.9px;font-weight:550;color:var(--ink);line-height:1.3}
.bf-opt.on .bf-opt-t{color:#1b46b8}
.bf-tip{font-size:10.8px;color:var(--ink-4);line-height:1.45;max-width:230px}
.bf-opt.on .bf-tip{color:#4a6aa8}

.bf-ft{display:flex;align-items:center;gap:10px;margin-top:14px}
.bf-ft.end{justify-content:flex-end}
.bf-sub{height:32px;padding:0 15px;border-radius:8px;border:1px solid var(--line-2);background:#fff;font-size:12.8px;font-family:inherit;color:var(--ink-2);cursor:pointer;transition:all .14s var(--ease)}
.bf-sub:hover{border-color:var(--line-3);background:var(--fill)}
.bf-sub.primary{background:var(--blue);border-color:var(--blue);color:#fff;font-weight:600}
.bf-sub.primary:hover{background:#1558e0;border-color:#1558e0}
.bf-skip{border:none;background:none;padding:0;color:var(--ink-4);font-size:12px;font-family:inherit;cursor:pointer;text-decoration:underline;text-underline-offset:2px}
.bf-skip:hover{color:var(--ink-2)}
.bf-input{width:100%;border:1px solid var(--line-2);border-radius:9px;padding:9px 11px;font-size:13px;font-family:inherit;line-height:1.6;resize:vertical;outline:none;color:var(--ink)}
.bf-input:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(26,99,255,.1)}
.bf-editbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px;padding:6px 10px;border-radius:8px;background:#fff8e6;border:1px solid #f2e0b6;font-size:11.8px;color:#8a5a00}
.bf-cancel{border:none;background:none;font-family:inherit;font-size:11.8px;color:#8a5a00;text-decoration:underline;cursor:pointer}

.bf-sum-hd{display:flex;flex-direction:column;gap:2px;margin-bottom:10px}
.bf-sum-hd b{font-size:14px;font-weight:620}
.bf-sum-hd span{font-size:11.5px;color:var(--ink-4)}
.bf-rows{border:1px solid var(--line);border-radius:10px;overflow:hidden}
.bf-row{display:flex;align-items:flex-start;gap:10px;padding:8px 11px;border-bottom:1px dashed var(--line);font-size:12.5px}
.bf-row:last-child{border-bottom:none}
.bf-row .k{width:60px;flex:none;color:var(--ink-4);padding-top:1px}
.bf-row .v{flex:1;min-width:0;color:var(--ink);line-height:1.55;word-break:break-word}
.bf-row.empty .v{color:var(--warn)}
.bf-edit{flex:none;height:24px;padding:0 9px;border-radius:6px;border:1px solid var(--line-2);background:#fff;font-size:11.5px;font-family:inherit;color:var(--ink-3);cursor:pointer}
.bf-edit:hover{border-color:var(--blue);color:var(--blue)}

.bf-status{text-align:center;padding:10px 16px 6px}
.bf-status-ico{width:40px;height:40px;margin:0 auto 10px;border-radius:50%;display:grid;place-items:center;font-size:18px}
.bf-status-ico.wait{background:#fff8e6;color:#b07800}
.bf-status-ico.ok{background:var(--ok-soft);color:var(--ok)}
.bf-status-ico.warn{background:#fdecec;color:var(--danger)}
.bf-status-ico.run{background:var(--blue-soft)}
.bf-status-ico.run i{width:18px;height:18px;border-radius:50%;border:2px solid rgba(26,99,255,.25);border-top-color:var(--blue);animation:spin .8s linear infinite;display:block}
.bf-status b{font-size:14px;display:block;margin-bottom:5px}
.bf-status p{font-size:12.2px;color:var(--ink-3);line-height:1.6;max-width:420px;margin:0 auto 12px}
/* 出题等待：一行小字 + 转圈，不占版面 */
.bf-status.thin{display:flex;align-items:center;justify-content:center;gap:9px;padding:22px 16px;text-align:left}
.bf-status.thin .bf-status-ico{width:22px;height:22px;margin:0;background:none}
.bf-status.thin .bf-status-ico i{width:14px;height:14px;border-width:1.8px}
.bf-status.thin span{font-size:12.4px;color:var(--ink-3)}
/* 清单里的来源标记：你说的 / 追问得到 */
.bf-src{font-style:normal;margin-left:7px;font-size:9.6px;letter-spacing:.02em;color:#1b46b8;background:var(--blue-soft);border-radius:4px;padding:1px 5px;white-space:nowrap}
.bf-src.ask{color:var(--ink-4);background:var(--fill)}
/* 改「要做什么」的输入框别撑满整块面板 */
.bf-sum .bf-input{min-height:84px;max-height:180px}

@media(max-width:640px){
  .bf-body{padding:12px}
  .bf-q-t{font-size:14px}
  .bf-opt{flex:1 1 45%}
  .bf-tip{max-width:none}
  .bf-ft{flex-wrap:wrap}
  .bf-sub{flex:1}
  .bf-ft.end .bf-sub{flex:0 1 auto}
}
.bf-q-label i{font-style:normal;margin-left:7px;font-size:10px;color:var(--ink-4);letter-spacing:0}
.bf-body{max-height:min(58vh,540px);overflow-y:auto}

/* 设置项开关 */
.sw-row{display:inline-flex;align-items:center;gap:10px;cursor:pointer;user-select:none;margin-top:2px}
.sw-row input[type=checkbox]{position:absolute;opacity:0;width:0;height:0}
.sw-ui{display:inline-block;width:40px;height:22px;border-radius:99px;background:var(--line-3);position:relative;transition:background .18s var(--ease);flex:none}
.sw-ui::after{content:"";position:absolute;left:2px;top:2px;width:18px;height:18px;border-radius:50%;background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.22);transition:transform .18s var(--ease)}
.sw-row input:checked + .sw-ui{background:var(--blue)}
.sw-row input:checked + .sw-ui::after{transform:translateX(18px)}
.sw-t{font-size:12.6px;color:var(--ink-2)}

/* 用户默认头像（sys:avN，注册随机匹配）在对话气泡中显示 */
.msg .who.who-pic{padding:0;overflow:hidden;border-radius:50%;background:#fff;border:1px solid rgba(23,73,214,.14)}
.msg .who.who-pic img{width:100%;height:100%;object-fit:cover;display:block}