:root{
  --bg:#f6f7f9;
  --card:#ffffff;
  --line:#e5e7eb;
  --text:#1f2328;
  --muted:#6b7280;
  --accent:#2563eb;
  --accent-weak:#eff6ff;
  --ok:#15803d;
  --ok-weak:#f0fdf4;
  --warn:#b45309;
  --warn-weak:#fffbeb;
  --bad:#b91c1c;
  --bad-weak:#fef2f2;
  --radius:12px;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0}
body{
  background:var(--bg);color:var(--text);
  font:15px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif;
}
.hidden{display:none !important}
.app{max-width:860px;margin:0 auto;padding:0 14px 60px}

.topbar{
  display:flex;align-items:center;gap:10px;
  padding:14px 0 10px;position:sticky;top:0;background:var(--bg);z-index:20;
}
.brand{font-size:17px;font-weight:600;flex:1}
.store-select{
  max-width:190px;padding:7px 10px;border:1px solid var(--line);border-radius:9px;
  background:var(--card);color:var(--text);font-size:14px;
}
.icon-btn,.link-btn{
  background:none;border:none;color:var(--accent);font-size:14px;cursor:pointer;padding:4px 6px;
}

.tabs{display:flex;gap:6px;background:#eceef2;padding:4px;border-radius:11px;margin-bottom:14px}
.tab{
  flex:1;padding:9px 0;border:none;border-radius:8px;background:transparent;
  color:var(--muted);font-size:14px;cursor:pointer;font-family:inherit;
}
.tab.active{background:var(--card);color:var(--text);font-weight:600;box-shadow:0 1px 2px rgba(0,0,0,.06)}

.panel{display:none}
.panel.active{display:block}

.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:16px;margin-bottom:12px;
}
.card-title{
  font-size:15px;font-weight:600;margin-bottom:12px;
  display:flex;align-items:center;justify-content:space-between;gap:10px;
}
.field{margin-bottom:14px}
.field>label{display:block;font-size:13px;color:var(--muted);margin-bottom:7px}
.hint{font-size:12.5px;color:var(--muted);margin:8px 0 0;line-height:1.55}
.ts{font-size:13px;color:var(--muted)}

input[type=text],input[type=number],input[type=password],input[type=search],input[type=tel],input[type=email],select,textarea{
  width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:9px;
  background:#fbfbfc;color:var(--text);font-size:15px;font-family:inherit;outline:none;
}
input:focus,select:focus,textarea:focus{border-color:var(--accent);background:#fff}
textarea{resize:vertical;line-height:1.65}

.seg{display:flex;gap:6px;background:#eceef2;padding:4px;border-radius:9px}
.seg-item{
  flex:1;padding:8px 4px;border:none;border-radius:7px;background:transparent;
  color:var(--muted);font-size:13.5px;cursor:pointer;font-family:inherit;
}
.seg-item.active{background:var(--card);color:var(--text);font-weight:600}

.btn{
  padding:10px 16px;border-radius:9px;border:1px solid var(--line);
  background:var(--card);color:var(--text);font-size:14.5px;cursor:pointer;font-family:inherit;
}
.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:500}
.btn.ghost{background:#fbfbfc}
.btn.danger-ghost{color:var(--bad);border-color:#f3c8c8;background:#fff}
.btn.block{width:100%}
.btn.grow{flex:1}
.btn:disabled{opacity:.5;cursor:default}
.row{display:flex;gap:8px;align-items:center}
.row.wrap{flex-wrap:wrap}

/* ---- 验证码登录（手机号 / 邮箱） ---- */
.code-row{display:flex;gap:8px;align-items:center}
.code-row>input{flex:1;min-width:0}
.code-row>.btn{white-space:nowrap;padding:10px 12px;font-size:13.5px}
.captcha-q{
  font-size:15px;font-weight:600;background:#f1f3f6;border-radius:8px;
  padding:9px 12px;white-space:nowrap;font-variant-numeric:tabular-nums;
}
.mock-hint{color:var(--warn);background:var(--warn-weak);border-radius:8px;padding:8px 10px}

/* ---- 账号设置里的绑定行 ---- */
.bind-row{display:flex;align-items:center;gap:10px;padding:10px 0;border-bottom:1px solid var(--line)}
.bind-row:last-child{border-bottom:none}
.bind-row .bind-main{flex:1;min-width:0}
.bind-row .bind-name{font-size:14px}
.bind-row .bind-val{font-size:13px;color:var(--muted);margin-top:2px;word-break:break-all}
.bind-row .bind-val.empty{color:#9ca3af}

.quiz-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}
.q-text{font-size:17px;line-height:1.7;font-weight:500;margin-top:8px}
.chip{
  display:inline-block;font-size:12px;padding:3px 9px;border-radius:20px;
  background:var(--accent-weak);color:var(--accent);
}

.verdict{font-size:15px;font-weight:600;margin-bottom:10px}
.verdict.pass{color:var(--ok)}
.verdict.partial{color:var(--warn)}
.verdict.fail{color:var(--bad)}
.result-block{margin-top:12px}
.result-block h4{font-size:13px;color:var(--muted);font-weight:500;margin:0 0 6px}
.result-block .body{
  background:#fbfbfc;border:1px solid var(--line);border-radius:9px;padding:11px 12px;
  font-size:14.5px;line-height:1.7;white-space:pre-wrap;
}
.kw{display:inline-block;font-size:13px;padding:3px 9px;border-radius:7px;margin:0 6px 6px 0}
.kw.hit{background:var(--ok-weak);color:var(--ok)}
.kw.miss{background:var(--bad-weak);color:var(--bad)}

.list{display:flex;flex-direction:column;gap:8px;max-height:520px;overflow:auto}
.item{
  border:1px solid var(--line);border-radius:10px;padding:11px 12px;background:#fdfdfe;
}
.item-top{display:flex;gap:8px;align-items:flex-start;justify-content:space-between}
.item-q{font-size:14.5px;font-weight:500;line-height:1.6}
.item-a{font-size:13.5px;color:var(--muted);line-height:1.65;margin-top:6px;white-space:pre-wrap}
.item-ops{display:flex;gap:4px;flex-shrink:0}

.stats{display:grid;grid-template-columns:repeat(5,1fr);gap:10px}
.stat{background:#fbfbfc;border:1px solid var(--line);border-radius:10px;padding:12px 10px;text-align:center}
.stat b{display:block;font-size:20px;font-weight:600}
.stat span{font-size:12px;color:var(--muted)}

.modal{position:fixed;inset:0;background:rgba(17,24,39,.42);z-index:50;display:flex;align-items:center;justify-content:center;padding:16px}
.modal-box{
  background:var(--card);border-radius:14px;padding:18px;width:100%;max-width:520px;
  max-height:86vh;overflow:auto;
}
.toast{
  position:fixed;left:50%;bottom:34px;transform:translateX(-50%);
  background:#1f2328;color:#fff;padding:10px 18px;border-radius:22px;font-size:14px;z-index:99;
  max-width:80vw;text-align:center;
}
.empty{color:var(--muted);font-size:13.5px;padding:18px 0;text-align:center}

/* ================= v2 新增 ================= */

.grow{flex:1}

/* ---- 登录门 ---- */
.gate{
  position:fixed;inset:0;background:var(--bg);z-index:60;
  display:flex;align-items:center;justify-content:center;padding:20px;overflow:auto;
}
.gate-box{
  background:var(--card);border:1px solid var(--line);border-radius:16px;
  padding:26px 22px;width:100%;max-width:400px;
  box-shadow:0 10px 30px rgba(17,24,39,.07);
}
.gate-brand{font-size:22px;font-weight:700;letter-spacing:.5px;text-align:center}
.gate-sub{font-size:13px;color:var(--muted);text-align:center;margin:8px 0 20px;line-height:1.6}
.gate-box .seg{margin-bottom:16px}
.gate-foot{margin-top:18px;padding-top:14px;border-top:1px solid var(--line);text-align:center}
.gate-foot .link-btn{font-size:13.5px}
.gate-server{
  position:fixed;left:50%;bottom:18px;transform:translateX(-50%);
  background:var(--bad-weak);color:var(--bad);border:1px solid #f3c8c8;
  padding:9px 16px;border-radius:10px;font-size:13px;max-width:88vw;text-align:center;
}

/* ---- 顶栏用户 ---- */
.who-btn{
  max-width:180px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
  padding:7px 12px;border:1px solid var(--line);border-radius:9px;
  background:var(--card);color:var(--text);font-size:14px;font-family:inherit;cursor:pointer;
}
.who-btn.guest{color:var(--warn);border-color:#f0dcb4;background:var(--warn-weak)}
.guest-bar{
  background:var(--warn-weak);border:1px solid #f0dcb4;color:var(--warn);
  border-radius:10px;padding:9px 12px;font-size:13px;margin-bottom:12px;
}

/* ---- 背题模式 ---- */
.answer-card{border-color:#cfe7d8;background:linear-gradient(180deg,#f7fdf9 0%,#fff 60%)}
.answer-body{
  font-size:15px;line-height:1.75;white-space:pre-wrap;
  background:#fff;border:1px solid var(--line);border-radius:9px;padding:12px;
  min-height:52px;
}
.answer-body.masked{color:var(--muted);font-size:13.5px;font-style:normal;background:#fbfbfc}
.kw-row{margin-top:10px}
.kw-row .ts{margin-right:6px}

/* ---- 账号信息 ---- */
.kv{
  display:flex;justify-content:space-between;gap:12px;
  padding:8px 0;border-bottom:1px dashed var(--line);font-size:14px;
}
.kv:last-of-type{border-bottom:none}
.kv span{color:var(--muted);font-size:13px;flex-shrink:0}
.kv b{font-weight:600;text-align:right;word-break:break-all}

/* ---- 进度条 ---- */
.pbar{height:8px;background:#eceef2;border-radius:6px;overflow:hidden}
.pbar>i{display:block;height:100%;width:0;border-radius:6px;
  background:linear-gradient(90deg,#2563eb,#15803d);transition:width .35s ease}

/* ---- 全局加载遮罩 ---- */
.loading{
  position:fixed;inset:0;background:rgba(17,24,39,.3);z-index:80;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  color:#fff;font-size:14px;
}
.spinner{
  width:34px;height:34px;border:3px solid rgba(255,255,255,.32);
  border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}

@media (max-width:520px){
  .stats{grid-template-columns:repeat(2,1fr)}
  .brand{font-size:16px}
  .q-text{font-size:16px}
  .who-btn{max-width:110px;font-size:13px;padding:6px 9px}
  .gate-box{padding:22px 18px}
}