/* ===== 工具箱 统一样式 base.css ===== */
:root{
  --bg:#f5f7fb; --panel:#fff; --line:#e3e8f0; --line2:#eef2f7;
  --txt:#1f2733; --txt2:#5b6778; --txt3:#8a94a6;
  --pri:#2f6bff; --pri2:#1f56e0; --pri-bg:#eef3ff;
  --ok:#12a150; --warn:#d97706; --err:#e5484d;
  --radius:10px; --shadow:0 1px 2px rgba(16,24,40,.04),0 4px 16px rgba(16,24,40,.06);
  --mono:"JetBrains Mono",Consolas,"Cascadia Mono",Menlo,Monaco,"Courier New",monospace;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;overflow-x:hidden;overflow-x:clip}
body{
  background:var(--bg); color:var(--txt); font-size:14px; line-height:1.6;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  overflow-x:clip;
}
a{color:var(--pri);text-decoration:none}
a:hover{text-decoration:underline}

/* ---- 顶栏 ---- */
.tbar{position:sticky;top:0;z-index:80;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.tbar-in{max-width:1440px;margin:0 auto;padding:0 18px;height:54px;display:flex;align-items:center;gap:14px}
.tbar .logo{display:flex;align-items:center;gap:8px;font-weight:700;font-size:15px;color:var(--txt)}
.tbar .logo:hover{text-decoration:none}
.tbar .logo i{width:22px;height:22px;border-radius:6px;background:linear-gradient(135deg,#2f6bff,#7aa2ff);display:inline-block}
.tbar .crumb{color:var(--txt3);font-size:13px}
.tbar .crumb b{color:var(--txt2);font-weight:500}
.tbar .sp{flex:1}
.tbar .jump{position:relative}
.tbar .jump input{width:190px;height:32px;padding:0 10px 0 30px;border:1px solid var(--line);border-radius:8px;background:#fbfcfe;font-size:13px;outline:none;color:var(--txt)}
.tbar .jump input:focus{border-color:var(--pri);background:#fff;box-shadow:0 0 0 3px var(--pri-bg)}
.tbar .jump svg{position:absolute;left:9px;top:8px;opacity:.45}
.tbar .jump .res{position:absolute;top:38px;right:0;width:320px;max-height:60vh;overflow:auto;background:#fff;border:1px solid var(--line);border-radius:10px;box-shadow:var(--shadow);padding:6px;display:none}
.tbar .jump .res.on{display:block}
.tbar .jump .res a{display:block;padding:7px 10px;border-radius:7px;color:var(--txt);font-size:13px}
.tbar .jump .res a:hover,.tbar .jump .res a.hot{background:var(--pri-bg);color:var(--pri2);text-decoration:none}
.tbar .jump .res a small{color:var(--txt3);margin-left:6px}
.tbar .home{font-size:13px;color:var(--txt2);white-space:nowrap}

/* ---- 布局 ---- */
.wrap{max-width:1440px;margin:0 auto;padding:22px 18px 60px}
.page-title{margin:6px 0 4px;font-size:22px;font-weight:700;letter-spacing:.2px}
.page-title .sub{font-size:13px;font-weight:400;color:var(--txt3);margin-left:10px}
.page-desc{color:var(--txt2);margin:0 0 18px;font-size:13px}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px;margin-bottom:16px}
.panel>h3{margin:0 0 12px;font-size:14px;font-weight:600;display:flex;align-items:center;gap:8px}
.panel>h3::before{content:"";width:3px;height:14px;background:var(--pri);border-radius:2px}
.row{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.row.top{align-items:flex-start}
.row>select.sel{flex:1 1 140px;min-width:120px}
.row>input.ip:not([class*="w"]):not([type="checkbox"]):not([type="radio"]){flex:1 1 120px;min-width:100px}
.qr-fld{display:flex;flex-direction:column;min-width:130px;flex:1 1 130px}
.qr-fld>select.sel,.qr-fld>input.ip,.qr-fld>textarea.ta{width:100%;min-width:0;max-width:none}
.col{flex:1;min-width:0}
.split{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.split3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px}
@media(max-width:820px){.split,.split3{grid-template-columns:1fr}.tbar .jump input{width:120px}.tbar-in{gap:10px;padding:0 12px}.tbar .crumb{font-size:12px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:38vw;display:none}.tbar .home{padding:4px 8px;background:var(--pri-bg);color:var(--pri2);border-radius:6px;font-size:12px}select.sel{font-size:16px;padding-right:30px}}

/* ---- 表单 ---- */
label.lb{display:inline-block;font-size:13px;color:var(--txt2);margin-bottom:5px}
.field{margin-bottom:12px}
textarea.ta,input.ip,select.sel{
  width:100%;border:1px solid var(--line);border-radius:8px;background:#fbfcfe;color:var(--txt);
  padding:9px 11px;font-size:13px;outline:none;transition:.15s;font-family:inherit;
}
textarea.ta{min-height:150px;resize:vertical;font-family:var(--mono);line-height:1.6;white-space:pre;overflow:auto}
textarea.ta.wrap-on{white-space:pre-wrap;word-break:break-all}
textarea.ta:focus,input.ip:focus,select.sel:focus{border-color:var(--pri);background:#fff;box-shadow:0 0 0 3px var(--pri-bg)}
input.ip{height:34px}
select.sel{/*height:34px;*/display:inline-block;width:auto;min-width:110px;max-width:100%;padding-right:28px;flex:0 0 auto;-webkit-appearance:auto;appearance:auto}
input.ip.sm,select.sel.sm{/*height:30px;*/font-size:12px}
input.ip.w120{width:120px}input.ip.w90{width:90px}input.ip.w200{width:200px}
input[type="checkbox"],input[type="radio"]{display:inline-block!important;width:auto!important;height:auto!important;opacity:1!important;position:static!important;margin:0 5px 0 0!important;pointer-events:auto!important;vertical-align:-1px}
.chk{display:inline-flex;align-items:center;gap:2px;font-size:13px;color:var(--txt2);cursor:pointer;user-select:none;margin-right:14px}
.chk input{cursor:pointer}

/* 分段选择 */
.seg{display:inline-flex;background:#eef1f6;border-radius:8px;padding:3px;gap:2px;flex-wrap:wrap}
.seg label{padding:5px 12px;border-radius:6px;font-size:13px;color:var(--txt2);cursor:pointer;transition:.15s;white-space:nowrap}
.seg label input{display:none!important}
.seg label.on{background:#fff;color:var(--pri2);font-weight:600;box-shadow:0 1px 3px rgba(16,24,40,.1)}

/* ---- 按钮 ---- */
.btns{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin:12px 0 0}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;height:34px;padding:0 16px;
  border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--txt2);
  font-size:13px;cursor:pointer;transition:.15s;font-family:inherit;white-space:nowrap;
}
.btn:hover{border-color:#c8d2e2;background:#f8fafd;color:var(--txt)}
.btn:active{transform:translateY(1px)}
.btn.primary{background:var(--pri);border-color:var(--pri);color:#fff}
.btn.primary:hover{background:var(--pri2);border-color:var(--pri2);color:#fff}
.btn.sm{height:28px;padding:0 11px;font-size:12px}
.btn.danger{color:var(--err)}
.btn:disabled{opacity:.5;cursor:not-allowed}

/* ---- 输出 ---- */
.out{background:#f7f9fc;border:1px solid var(--line2);border-radius:8px;padding:11px 13px;font-family:var(--mono);font-size:13px;white-space:pre-wrap;word-break:break-all;min-height:44px;overflow:auto;max-height:520px}
.out.err{color:var(--err);background:#fff5f5;border-color:#ffd7d7}
.note{background:#f8fafc;border-left:3px solid var(--pri);border-radius:0 8px 8px 0;padding:9px 13px;color:var(--txt2);font-size:12.5px;margin:12px 0 0}
.note b{color:var(--txt)}
.tag{display:inline-block;padding:1px 8px;border-radius:20px;background:var(--pri-bg);color:var(--pri2);font-size:12px;margin-right:6px}
.tag.g{background:#e8f8ef;color:var(--ok)}
.tag.w{background:#fef4e6;color:var(--warn)}
.tag.r{background:#fdeced;color:var(--err)}
.muted{color:var(--txt3);font-size:12.5px}

/* ---- 表格 ---- */
table.tb{width:100%;border-collapse:collapse;font-size:13px;background:#fff}
table.tb th,table.tb td{border:1px solid var(--line);padding:7px 10px;text-align:left;vertical-align:top}
table.tb th{background:#f5f8fc;font-weight:600;color:var(--txt2);white-space:nowrap}
table.tb td.mono,table.tb th.mono{font-family:var(--mono)}
table.tb tr:hover td{background:#fbfcfe}
.tb-wrap{overflow:auto;max-height:640px;border-radius:8px}
.kv{display:grid;grid-template-columns:150px 1fr;gap:6px 12px;font-size:13px}
.kv dt{color:var(--txt3)}
.kv dd{margin:0;font-family:var(--mono);word-break:break-all}

/* ---- 拖放区 ---- */
.drop{border:2px dashed #cbd5e6;border-radius:10px;padding:26px;text-align:center;color:var(--txt3);cursor:pointer;transition:.15s;background:#fbfcfe}
.drop:hover,.drop.over{border-color:var(--pri);background:var(--pri-bg);color:var(--pri2)}
.drop b{color:var(--pri);font-weight:600}

/* ---- toast ---- */
.toast{position:fixed;left:50%;top:22px;transform:translateX(-50%) translateY(-16px);z-index:9999;background:#1f2733;color:#fff;padding:9px 18px;border-radius:9px;font-size:13px;opacity:0;transition:.22s;pointer-events:none;box-shadow:0 8px 28px rgba(0,0,0,.18)}
.toast.on{opacity:1;transform:translateX(-50%) translateY(0)}
.toast.ok{background:#12a150}
.toast.err{background:#e5484d}

/* ---- 页脚 ---- */
.tfoot{border-top:1px solid var(--line);margin-top:36px;padding:18px;text-align:center;color:var(--txt3);font-size:12.5px}
.tfoot a{color:var(--txt2)}

/* ---- 首页导航 ---- */
.hero{background:linear-gradient(135deg,#2f6bff,#5b8cff 55%,#7aa2ff);border-radius:0;padding:30px max(28px,calc(50vw - 562px));color:#fff;margin:0 0 20px;text-align:center;box-shadow:0 8px 24px rgba(47,107,255,.18);margin-left:calc(50% - 50vw);margin-right:calc(50% - 50vw);max-width:none;width:auto}
.hero h1{margin:0 0 8px;font-size:26px;letter-spacing:.4px}
.hero p{margin:0 0 16px;opacity:.9;font-size:13.5px}
.hero .sbox{position:relative;max-width:520px;margin:0 auto}
.hero .sbox input{width:100%;height:44px;border:0;border-radius:10px;padding:0 14px 0 40px;font-size:14px;outline:none;box-shadow:0 4px 18px rgba(0,0,0,.12)}
.hero .sbox svg{position:absolute;left:13px;top:13px;opacity:.5}
.hero .stat{margin-top:12px;font-size:12.5px;opacity:.85}
.cats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:8px;margin-bottom:18px;background:var(--bg);padding:12px 0;max-width:1100px;margin-left:auto;margin-right:auto}
.cats a{padding:6px 14px;border-radius:20px;background:#fff;border:1px solid var(--line);color:var(--txt2);font-size:13px;text-align:center;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.cats a:hover,.cats a.on{background:var(--pri);border-color:var(--pri);color:#fff;text-decoration:none}
.cat-sec{margin-bottom:26px}
.cat-sec h2{font-size:16px;margin:0 0 12px;display:flex;align-items:center;gap:8px}
.cat-sec h2 em{font-style:normal;font-size:12px;color:var(--txt3);font-weight:400}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(228px,1fr));gap:11px}
.card{display:block;background:#fff;border:1px solid var(--line);border-radius:10px;padding:13px 14px;transition:.16s;color:var(--txt)}
.card:hover{border-color:var(--pri);box-shadow:0 6px 20px rgba(47,107,255,.13);transform:translateY(-2px);text-decoration:none}
.card b{display:block;font-size:13.5px;font-weight:600;margin-bottom:3px}
.card span{display:block;color:var(--txt3);font-size:12px;line-height:1.5;height:36px;overflow:hidden}
.card.off{opacity:.55}
.empty{text-align:center;color:var(--txt3);padding:50px 0}
mark{background:#fff3b0;color:inherit;padding:0 1px;border-radius:2px}