/* JARVIS · 现役 be.okex.world 界面复刻样式
   色值取自真机截图与 bundle：底 #07121f、主色 #00E5FF、五级色标见 .lv-*
   与现有 index.html 完全独立，互不影响。 */
:root{
  --bg:#07121f; --bg2:#050e18; --panel:#0a1a2c; --panel2:#0c2036;
  --line:rgba(0,229,255,.20); --line2:rgba(0,229,255,.38);
  --cyan:#00e5ff; --cyan-dim:rgba(0,229,255,.62);
  --text:#dbe9f4; --muted:#6f8ba3; --dim:#4d6b84;
  --warn:#d97706; --danger:#dc2626; --ok:#22c55e; --pink:#ff8a98;
  --font:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  --mono:"SFMono-Regular",Consolas,"Liberation Mono",monospace;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;min-height:100%}
body{
  background:var(--bg);color:var(--text);font-family:var(--font);
  font-size:13px;line-height:1.6;-webkit-font-smoothing:antialiased;
}
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background-image:linear-gradient(rgba(0,229,255,.022) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(0,229,255,.022) 1px,transparent 1px);
  background-size:64px 64px;
}
a{color:var(--cyan);text-decoration:none}
button,input,select,textarea{font-family:var(--font);font-size:13px}
button{cursor:pointer}
::-webkit-scrollbar{width:8px;height:8px}
::-webkit-scrollbar-thumb{background:rgba(0,229,255,.18);border-radius:4px}

/* ---------- 顶栏 ---------- */
#topbar{
  position:relative;z-index:5;display:flex;align-items:center;gap:14px;
  height:42px;padding:0 22px;border-bottom:1px solid rgba(0,229,255,.10);
  background:rgba(5,14,24,.86);
}
.brand{font-size:14px;letter-spacing:.16em;color:#eaf7ff;white-space:nowrap}
.brand i{color:var(--cyan);font-style:normal;font-size:10px;margin:0 4px}
.company-select{
  display:flex;align-items:center;gap:22px;min-width:210px;max-width:280px;
  padding:4px 10px;border:1px solid var(--line2);border-radius:3px;
  background:rgba(0,229,255,.035);color:var(--text);font-size:12px;
  outline:none;appearance:none;cursor:pointer;
}
.company-select option{background:#0a1a2c;color:var(--text)}
.top-spacer{flex:1}
.online{display:flex;align-items:center;gap:6px;font-size:10px;letter-spacing:.14em;color:var(--cyan)}
.online i{width:6px;height:6px;border-radius:50%;background:var(--cyan);box-shadow:0 0 7px var(--cyan)}
.credit-badge{
  display:flex;align-items:center;gap:5px;padding:3px 9px;border:1px solid var(--line);
  border-radius:3px;color:var(--cyan);font-size:11px;font-family:var(--mono)
}
.clock{font-size:11px;color:var(--muted);font-family:var(--mono);white-space:nowrap}
.icon-btn{width:24px;height:24px;display:grid;place-items:center;border:0;background:transparent;color:var(--muted);font-size:14px}
.icon-btn:hover{color:var(--cyan)}

/* ---------- 导航 ---------- */
#mainnav{
  position:relative;z-index:5;display:flex;gap:26px;padding:0 24px;height:44px;
  align-items:center;border-bottom:1px solid rgba(0,229,255,.08);overflow-x:auto;
  background:rgba(5,14,24,.5);
}
#mainnav::-webkit-scrollbar{height:0}
.nav-link{
  position:relative;white-space:nowrap;padding:12px 0;color:var(--muted);
  font-size:13px;cursor:pointer;border:0;background:transparent;transition:color .2s
}
.nav-link:hover{color:var(--text)}
.nav-link.active{color:var(--cyan)}
.nav-link.active::after{content:"";position:absolute;bottom:4px;left:0;right:0;height:2px;background:var(--cyan)}
#mobileNav{display:none}

/* ---------- 主体 ---------- */
#page{position:relative;z-index:2;padding:20px 24px 80px;max-width:1600px;margin:0 auto}
.page-head{margin:0 0 16px;font-size:19px;font-weight:400;letter-spacing:.06em;color:var(--cyan)}
.grid{display:grid;gap:14px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g4{grid-template-columns:repeat(4,minmax(0,1fr))}
.g-home{grid-template-columns:230px minmax(0,1fr) 300px;gap:14px;align-items:start}
.g-cockpit{grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:14px}
.g-model{grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:14px}
.g-tools{grid-template-columns:230px minmax(0,1fr);gap:14px}
.g-recharge{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:14px}
.g-fleet{grid-template-columns:190px minmax(0,1fr) 220px;gap:14px;align-items:start}

/* ---------- 卡片 / 四角 L 形切角 ---------- */
.hud{
  position:relative;background:var(--panel);border:1px solid var(--line);
  padding:16px 18px;border-radius:2px;
}
.hud>.cn{position:absolute;width:9px;height:9px;pointer-events:none;border-color:var(--cyan)}
.cn.a{top:-1px;left:-1px;border-top:1px solid;border-left:1px solid}
.cn.b{top:-1px;right:-1px;border-top:1px solid;border-right:1px solid}
.cn.c{bottom:-1px;left:-1px;border-bottom:1px solid;border-left:1px solid}
.cn.d{bottom:-1px;right:-1px;border-bottom:1px solid;border-right:1px solid}
.sec{
  font-size:10px;letter-spacing:.16em;color:var(--cyan);text-transform:uppercase;
  margin:0 0 14px;display:flex;align-items:center;gap:8px
}
.sec::before{content:"";width:3px;height:10px;background:var(--cyan);opacity:.8}
.sec em{font-style:normal;color:var(--muted);letter-spacing:.04em;text-transform:none;font-size:11px}
.card-title{font-size:13px;color:var(--text);margin:0 0 10px}
.muted{color:var(--muted)}
.dim{color:var(--dim)}
.tiny{font-size:11px}

/* ---------- 指标 ---------- */
.metric{padding:14px 16px;min-height:96px}
.metric .lbl{font-size:11px;color:var(--muted);letter-spacing:.04em}
.metric .val{font-size:27px;line-height:1.25;color:#eaf7ff;font-family:var(--mono);font-weight:300}
.metric .val small{font-size:12px;color:var(--muted);margin-left:4px;font-family:var(--font)}
.metric .sub{font-size:11px;color:var(--dim);margin-top:4px}

/* ---------- 健康摘要 ---------- */
.health-big{font-size:46px;line-height:1.05;color:#eaf7ff;font-weight:300;font-family:var(--mono)}
.health-cap{font-size:11px;color:var(--muted);letter-spacing:.06em}
.tri{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:14px}
.tri .cell{border:1px solid var(--line);padding:8px 6px;text-align:center}
.tri .n{font-size:10px;color:var(--muted)}
.tri .v{font-size:19px;font-family:var(--mono);color:#eaf7ff}
.dot{display:inline-block;width:7px;height:7px;border-radius:50%;margin-top:5px}
.dot.red{background:var(--pink)}.dot.yellow{background:#f0c36b}.dot.green{background:#3ddc84}
.progress{height:4px;background:rgba(0,229,255,.12);border-radius:2px;overflow:hidden;margin-top:10px}
.progress i{display:block;height:100%;background:var(--cyan)}

/* ---------- 3D ---------- */
.cube-wrap{position:relative;height:420px;background:transparent;overflow:hidden}
.cube-wrap.tall{height:560px}
.cube-wrap canvas{display:block;width:100%;height:100%;cursor:grab}
.cube-ctl{position:absolute;left:14px;bottom:12px;display:flex;flex-wrap:wrap;gap:6px;max-width:70%}
.cube-ctl button{
  padding:3px 8px;font-size:11px;color:var(--muted);background:rgba(5,14,24,.7);
  border:1px solid var(--line);border-radius:2px
}
.cube-ctl button.on{color:var(--cyan);border-color:var(--cyan)}
.act-strip{display:flex;flex-wrap:wrap;gap:5px;margin-top:10px}
.act-strip button{
  padding:3px 7px;font-size:10px;color:var(--muted);background:transparent;
  border:1px solid var(--line);border-radius:2px
}
.act-strip button.on{color:#07121f;background:var(--cyan);border-color:var(--cyan)}

/* ---------- 列表 / 策略卡 ---------- */
.list{display:flex;flex-direction:column;gap:9px}
.item{border:1px solid var(--line);background:rgba(0,229,255,.02);padding:10px 12px}
.item .t{font-size:13px;color:#eaf7ff;margin-bottom:4px}
.item .d{font-size:11px;color:var(--muted);line-height:1.65}
.item .meta{font-size:10px;color:var(--dim);margin-top:6px}
.item.accent{border-left:2px solid var(--cyan)}
.check{display:flex;align-items:flex-start;gap:9px;padding:7px 0;font-size:12px;color:var(--text)}
.check i{width:13px;height:13px;flex:none;border:1px solid var(--line2);border-radius:2px;margin-top:2px}
.check.done i{background:var(--cyan);border-color:var(--cyan)}
.check.done span{color:var(--dim);text-decoration:line-through}

/* ---------- 标签 / 按钮 ---------- */
.chip{
  display:inline-flex;align-items:center;gap:5px;padding:4px 10px;font-size:11px;
  color:var(--muted);border:1px solid var(--line);background:transparent;border-radius:2px
}
.chip.on,.chip:hover{color:var(--cyan);border-color:var(--cyan)}
.btn{
  padding:7px 16px;font-size:12px;color:var(--muted);background:transparent;
  border:1px solid var(--line);border-radius:2px
}
.btn:hover{color:var(--cyan);border-color:var(--cyan)}
.btn.primary{background:var(--cyan);border-color:var(--cyan);color:#04101c}
.btn.primary:hover{filter:brightness(1.12)}
.btn.danger{color:var(--pink);border-color:rgba(255,138,152,.5)}
.btn.sm{padding:3px 9px;font-size:11px}
.badge{padding:2px 7px;font-size:10px;border:1px solid var(--line);border-radius:2px;color:var(--muted)}
.badge.pending{color:#f0c36b;border-color:rgba(240,195,107,.5)}
.badge.running{color:var(--cyan);border-color:var(--line2)}
.badge.done{color:var(--muted)}
.badge.failed{color:var(--pink);border-color:rgba(255,138,152,.5)}
.badge.cancelled{color:var(--dim)}
.tabs{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:14px}
.row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.spread{display:flex;align-items:center;justify-content:space-between;gap:10px}

/* ---------- 表单 ---------- */
.field{display:flex;flex-direction:column;gap:5px;margin-bottom:10px}
.field label{font-size:11px;color:var(--muted)}
input[type=text],input[type=number],input[type=date],input[type=file],select,textarea{
  width:100%;padding:8px 10px;color:var(--text);background:rgba(5,14,24,.6);
  border:1px solid var(--line);border-radius:2px;outline:none
}
input:focus,select:focus,textarea:focus{border-color:var(--cyan)}
textarea{resize:vertical;min-height:66px;line-height:1.6}
input::placeholder,textarea::placeholder{color:var(--dim)}

/* ---------- 天地人矩阵 / P&V 象限 ---------- */
.matrix{display:grid;grid-template-columns:44px repeat(4,minmax(0,1fr));gap:7px;align-items:stretch}
.matrix .rh{display:grid;place-items:center;font-size:12px;color:var(--muted)}
.mcell{padding:9px 10px;min-height:58px;border:1px solid rgba(0,229,255,.10)}
.mcell .n{font-size:11px;color:#dbe9f4}
.mcell .v{font-size:20px;font-family:var(--mono);margin-top:2px}
.lv-blue{background:rgba(47,107,255,.20)}
.lv-cyan{background:rgba(110,198,255,.16)}
.lv-cream{background:rgba(255,241,184,.13)}
.lv-pink{background:rgba(255,138,152,.18)}
.lv-red{background:rgba(208,20,47,.28)}
.lv-empty{background:rgba(0,229,255,.035);color:var(--dim)}
.quadrant{position:relative;height:250px;border:1px solid var(--line);margin:0 8px 0 26px}
.quadrant .q{position:absolute;width:50%;height:50%;display:grid;place-items:center;font-size:11px;color:var(--dim)}
.quadrant .q.tl{left:0;top:0;border-right:1px dashed var(--line);border-bottom:1px dashed var(--line)}
.quadrant .q.tr{right:0;top:0;border-bottom:1px dashed var(--line)}
.quadrant .q.bl{left:0;bottom:0;border-right:1px dashed var(--line)}
.quadrant .q.br{right:0;bottom:0}
.quadrant .axis-x{position:absolute;bottom:-20px;left:0;right:0;text-align:center;font-size:11px;color:var(--muted)}
.quadrant .axis-y{position:absolute;left:-26px;top:0;bottom:0;writing-mode:vertical-rl;display:grid;place-items:center;font-size:11px;color:var(--muted)}
.quadrant .pt{position:absolute;width:18px;height:26px;border-radius:50%;background:var(--cyan);box-shadow:0 0 14px rgba(0,229,255,.7)}

/* ---------- 推演矩阵 ---------- */
.scn{width:100%;border-collapse:collapse;font-size:12px}
.scn th,.scn td{border:1px solid rgba(0,229,255,.10);padding:8px 6px;text-align:center}
.scn th{color:var(--muted);font-weight:400;font-size:11px}
.scn td.rh{color:var(--muted);text-align:left;padding-left:10px;white-space:nowrap}
.scn td .v{font-size:15px;color:#eaf7ff;font-family:var(--mono)}
.scn td .s{font-size:10px;color:var(--dim)}
.scn td.base{outline:1px solid var(--cyan);background:rgba(0,229,255,.05)}
.scn td.neg{background:rgba(208,20,47,.18)}
.kanban{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}
.kcol{border:1px solid var(--line);padding:9px;min-height:180px;background:rgba(0,229,255,.015)}
.kcol .kh{font-size:11px;color:var(--cyan);margin-bottom:9px}
.kcard{border:1px solid var(--line);padding:8px;margin-bottom:7px;font-size:11px;cursor:grab;background:var(--panel2)}
.kcard .kt{color:#eaf7ff;margin-bottom:4px}
.kcard .kd{color:var(--muted);line-height:1.5}

/* ---------- 时间线 ---------- */
.timeline{width:100%;height:150px;display:block}
.alertbar{
  display:flex;gap:12px;flex-wrap:wrap;padding:9px 14px;font-size:11px;
  border:1px solid rgba(220,38,38,.35);background:rgba(220,38,38,.08);color:#ffb4b4
}
.alertbar span{white-space:nowrap}

/* ---------- 上传区 ---------- */
.dropzone{
  height:190px;border:1px dashed var(--line2);display:grid;place-items:center;
  text-align:center;color:var(--muted);background:rgba(0,229,255,.015);cursor:pointer
}
.dropzone:hover{background:rgba(0,229,255,.05);border-color:var(--cyan)}
.dropzone .big{font-size:22px;color:var(--cyan);line-height:1}
.dropzone .t{font-size:12px;color:var(--text);margin-top:10px}
.dropzone .s{font-size:10px;color:var(--dim);margin-top:6px}

/* ---------- 表格 ---------- */
.tbl{width:100%;border-collapse:collapse;font-size:12px}
.tbl th{text-align:left;color:var(--muted);font-weight:400;font-size:11px;padding:8px 10px;border-bottom:1px solid var(--line)}
.tbl td{padding:9px 10px;border-bottom:1px solid rgba(0,229,255,.07);color:var(--text)}
.tbl tr:hover td{background:rgba(0,229,255,.025)}

/* ---------- 聊天气泡 ---------- */
.chat{display:flex;flex-direction:column;gap:16px;min-height:280px}
.bubble{max-width:82%;padding:12px 15px;border:1px solid var(--line);background:var(--panel2);font-size:12px;line-height:1.85}
.bubble.ai{align-self:flex-start}
.bubble.me{align-self:flex-end;background:rgba(0,229,255,.08);border-color:var(--line2)}
.bubble .who{font-size:10px;color:var(--cyan);letter-spacing:.1em;margin-bottom:6px}
.chatbar{display:flex;gap:8px;margin-top:16px;align-items:center}
.chatbar input{flex:1}

/* ---------- 浮动按钮 ---------- */
#floaters{position:fixed;right:18px;bottom:18px;z-index:20;display:flex;flex-direction:column;gap:9px}
.fab{
  width:36px;height:36px;border-radius:50%;display:grid;place-items:center;
  border:1px solid var(--line2);background:rgba(10,26,44,.92);color:var(--cyan);font-size:14px
}
.fab:hover{background:rgba(0,229,255,.14)}
#toast{
  position:fixed;left:50%;bottom:28px;transform:translateX(-50%);z-index:50;
  padding:9px 18px;border:1px solid var(--line2);background:#0a1a2c;color:var(--cyan);
  font-size:12px;border-radius:2px;display:none
}
#toast.show{display:block}

/* ---------- 移动端 ---------- */
@media(max-width:1000px){
  .g-home,.g-cockpit,.g-model,.g-tools,.g-recharge,.g-fleet{grid-template-columns:minmax(0,1fr)}
  .g4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .kanban{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cube-wrap{height:340px}
  .clock{display:none}
}
@media(max-width:680px){
  #mainnav{display:none}
  #mobileNav{
    display:flex;position:fixed;left:0;right:0;bottom:0;height:56px;z-index:30;
    background:rgba(5,14,24,.97);border-top:1px solid var(--line);
    align-items:center;justify-content:space-around
  }
  #mobileNav button{border:0;background:transparent;color:var(--muted);font-size:11px;display:flex;flex-direction:column;gap:2px;align-items:center}
  #mobileNav button.active{color:var(--cyan)}
  #page{padding:14px 12px 96px}
  .g2,.g3,.g4{grid-template-columns:minmax(0,1fr)}
  .kanban,.matrix{grid-template-columns:minmax(0,1fr)}
  .matrix .rh{display:none}
  .company-select{min-width:0;max-width:150px}
  .brand{font-size:11px}
  .online{display:none}
}

/* ---------- 登录门禁 / 新用户自然语言建档引导 ---------- */
body.jarvis-gated #topbar,
body.jarvis-gated #mainnav,
body.jarvis-gated #mobileNav,
body.jarvis-gated #page,
body.jarvis-gated #floaters{display:none !important}

.jv-gate,.jv-onboard{
  position:fixed;inset:0;z-index:200;display:flex;align-items:center;justify-content:center;
  padding:24px;overflow:auto;
  background:radial-gradient(circle at 50% 38%,rgba(0,229,255,.10),transparent 58%),
             radial-gradient(circle at 12% 88%,rgba(47,107,255,.10),transparent 45%),
             var(--bg);
}
.jv-gate::before,.jv-onboard::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(0,229,255,.035) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(0,229,255,.035) 1px,transparent 1px);
  background-size:56px 56px;
  -webkit-mask-image:linear-gradient(to bottom,transparent,#000 22%,#000 78%,transparent);
  mask-image:linear-gradient(to bottom,transparent,#000 22%,#000 78%,transparent);
}
.jv-card{
  position:relative;width:min(420px,100%);padding:30px 30px 24px;
  background:linear-gradient(160deg,rgba(12,32,54,.96),rgba(5,14,24,.98));
  border:1px solid var(--line2);
  box-shadow:0 0 60px rgba(0,229,255,.10),inset 0 0 40px rgba(0,229,255,.03);
}
.jv-logo{font-family:var(--mono);font-size:24px;letter-spacing:.18em;color:var(--cyan);text-shadow:0 0 18px rgba(0,229,255,.5)}
.jv-logo span{display:block;font-family:var(--font);font-size:11px;letter-spacing:.3em;color:var(--muted);margin-top:4px;text-shadow:none}
.jv-sub{margin-top:14px;color:var(--dim);font-size:11px;letter-spacing:.08em}
.jv-tabs{display:flex;gap:4px;margin:22px 0 18px;border-bottom:1px solid var(--line)}
.jv-tab{
  border:0;background:transparent;color:var(--muted);padding:9px 18px;font-size:13px;
  border-bottom:2px solid transparent;margin-bottom:-1px;
}
.jv-tab.active{color:var(--cyan);border-bottom-color:var(--cyan)}
.jv-card label{display:block;margin:12px 0 5px;color:var(--muted);font-size:11px;letter-spacing:.06em}
.jv-card input{
  width:100%;padding:10px 12px;background:rgba(3,12,22,.8);color:var(--text);
  border:1px solid var(--line);outline:none;
}
.jv-card input:focus{border-color:var(--cyan);box-shadow:0 0 0 2px rgba(0,229,255,.12)}
.jv-card input::placeholder{color:var(--dim)}
.jv-code-row{display:flex;gap:8px}
.jv-code-row input{flex:1;min-width:0}
.jv-code-btn{
  flex:0 0 auto;border:1px solid var(--line2);background:rgba(0,229,255,.06);
  color:var(--cyan);padding:0 12px;white-space:nowrap;
}
.jv-code-btn:disabled{opacity:.45;cursor:not-allowed}
.jv-btn{
  width:100%;margin-top:18px;padding:11px 16px;border:1px solid var(--cyan);
  background:rgba(0,229,255,.10);color:var(--cyan);
  letter-spacing:.08em;transition:background .15s,box-shadow .15s;
}
.jv-btn:hover{background:rgba(0,229,255,.2);box-shadow:0 0 18px rgba(0,229,255,.18)}
.jv-btn:disabled{opacity:.4;cursor:not-allowed}
.jv-btn.primary{background:var(--cyan);color:#04121e;font-weight:600}
.jv-link{margin-top:14px;text-align:center;color:var(--muted);font-size:12px;cursor:pointer;border:0;background:transparent;width:100%}
.jv-link:hover{color:var(--cyan)}
.jv-err{min-height:18px;color:#ff8a98;font-size:12px}
.jv-hint{min-height:18px;color:var(--ok);font-size:11px;line-height:1.5}
.jv-tip{margin-top:18px;padding-top:14px;border-top:1px solid var(--line);color:var(--dim);font-size:11px;text-align:center}

/* 引导层：边聊边建模 */
.jv-onboard{align-items:flex-start}
.ob-stage{
  position:relative;width:min(760px,100%);margin:auto;
  display:flex;flex-direction:column;gap:14px;
  padding:26px;background:linear-gradient(160deg,rgba(10,26,44,.94),rgba(5,14,24,.97));
  border:1px solid var(--line2);
  box-shadow:0 0 80px rgba(0,229,255,.08);
}
.ob-head{text-align:center}
.ob-logo{font-family:var(--mono);font-size:13px;letter-spacing:.34em;color:var(--cyan-dim)}
.ob-title{margin-top:8px;font-size:22px;color:var(--text);letter-spacing:.04em}
.ob-sub{margin-top:6px;color:var(--muted);font-size:12px}
.ob-progress{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;min-height:26px}
.ob-pill{
  padding:4px 12px;border:1px solid var(--line);background:rgba(0,229,255,.05);
  color:var(--cyan);font-family:var(--mono);font-size:11px;
}
.ob-next{padding:4px 12px;color:var(--muted);font-size:11px;align-self:center}
.ob-chat{
  height:min(44vh,360px);overflow-y:auto;padding:14px;
  background:rgba(3,10,18,.7);border:1px solid var(--line);
  display:flex;flex-direction:column;gap:12px;
}
.ob-msg{display:flex;flex-direction:column;gap:4px;max-width:82%}
.ob-msg.me{align-self:flex-end;align-items:flex-end}
.ob-msg.ai{align-self:flex-start}
.ob-who{font-family:var(--mono);font-size:10px;letter-spacing:.12em;color:var(--dim)}
.ob-msg.me .ob-who{color:var(--cyan-dim)}
.ob-bubble{
  padding:10px 14px;font-size:13px;line-height:1.7;
  border:1px solid var(--line);background:rgba(12,32,54,.85);color:var(--text);
}
.ob-msg.me .ob-bubble{border-color:var(--line2);background:rgba(0,229,255,.10);color:#e8f7ff}
.ob-input{display:flex;gap:8px}
.ob-input input{
  flex:1;min-width:0;padding:11px 14px;background:rgba(3,12,22,.8);
  color:var(--text);border:1px solid var(--line2);outline:none;
}
.ob-input input:focus{border-color:var(--cyan)}
.ob-input .jv-btn{width:auto;flex:0 0 92px;margin:0;padding:0 14px}
.ob-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.ob-actions .jv-btn{width:auto;flex:1 1 220px;margin:0}
.ob-actions .jv-link{width:auto;flex:0 0 auto;margin:0}
.ob-tip{text-align:center;color:var(--dim);font-size:11px}
@media(max-width:680px){
  .jv-card{padding:22px 18px}
  .ob-stage{padding:16px}
  .ob-chat{height:38vh}
  .ob-title{font-size:18px}
}