:root{
  --navy:#0e2a47; --navy2:#153a5e; --blue:#1668d6; --blue-l:#eaf1fc;
  --bg:#f4f6f9; --card:#fff; --text:#16202b; --muted:#6b7785; --line:#e4e8ee;
  --up:#e0384b; --down:#12a150; --radius:14px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  overflow-x:hidden;
  font:15px/1.7 -apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Helvetica Neue",sans-serif;
  color:var(--text); background:var(--bg); -webkit-font-smoothing:antialiased;
}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{margin:0;line-height:1.35}
.wrap{max-width:1160px;margin:0 auto;padding:0 18px}

/* header */
.hd{background:linear-gradient(135deg,var(--navy),var(--navy2));color:#fff;position:sticky;top:0;z-index:50;box-shadow:0 1px 0 rgba(255,255,255,.06)}
.hdin{display:flex;align-items:center;gap:26px;height:62px}
.logo{display:flex;align-items:center;gap:9px;color:#fff;font-weight:700;font-size:18px}
.logo:hover{text-decoration:none}
.mark{background:linear-gradient(135deg,#ff7a45,#e0384b);color:#fff;border-radius:9px;padding:3px 8px;font-size:15px;letter-spacing:.5px}
.logo-t{letter-spacing:.5px}
.nav{display:flex;gap:4px;margin-left:8px;flex:1}
.nav a{color:#cfe0f2;padding:8px 14px;border-radius:9px;font-size:15px}
.nav a:hover{background:rgba(255,255,255,.1);color:#fff;text-decoration:none}
.nav a.on{background:rgba(255,255,255,.16);color:#fff;font-weight:600}
.hd-meta{font-size:12.5px;color:#9fb6cd;display:flex;align-items:center;gap:6px;white-space:nowrap}
.hd-meta b{color:#e7f0f9;font-weight:600}
.dot{width:7px;height:7px;border-radius:50%;background:#37d67a;box-shadow:0 0 0 3px rgba(55,214,122,.2)}

/* hero */
.hero{background:linear-gradient(135deg,var(--navy),var(--navy2));color:#fff;border-radius:0 0 var(--radius) var(--radius);padding:26px 0 30px;margin-bottom:22px}
.hero .wrap{padding:0 18px}
.hero h1{font-size:25px;font-weight:700;letter-spacing:-.3px}
.hero p.sub{margin:8px 0 18px;color:#b9cee3;font-size:14.5px}

/* converter */
.conv{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);border-radius:13px;padding:16px}
.conv-row{display:grid;grid-template-columns:1.1fr .9fr 34px .9fr 1.2fr;gap:10px;align-items:end}
.conv label{display:block;font-size:12px;color:#a9c1d8;margin-bottom:5px}
.conv input,.conv select{
  width:100%;height:44px;border-radius:10px;border:1px solid rgba(255,255,255,.18);
  background:#fff;color:var(--text);padding:0 12px;font-size:15px;font-weight:600;outline:none;
}
.conv input:focus,.conv select:focus{border-color:#4d92e6;box-shadow:0 0 0 3px rgba(77,146,230,.25)}
.conv .out{height:44px;border-radius:10px;background:#0a1d31;border:1px solid rgba(255,255,255,.12);
  display:flex;align-items:center;padding:0 14px;font-size:19px;font-weight:700;color:#7ee0a5;overflow:hidden}
.conv .swap{height:44px;border:none;border-radius:10px;background:rgba(255,255,255,.14);color:#fff;cursor:pointer;font-size:16px}
.conv .swap:hover{background:rgba(255,255,255,.24)}
.conv-note{margin-top:10px;font-size:12.5px;color:#9fb6cd}

/* cards / grids */
.sec{margin:26px 0}
.sec-h{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:12px}
.sec-h h2{font-size:19px;letter-spacing:-.2px}
.sec-h .more{font-size:13px;color:var(--muted)}
.grid{display:grid;gap:12px}
.g4{grid-template-columns:repeat(4,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:15px 16px}
.card:hover{box-shadow:0 4px 18px rgba(16,36,60,.06)}
.card .k{font-size:13px;color:var(--muted);display:flex;justify-content:space-between;gap:6px}
.card .v{font-size:22px;font-weight:700;margin-top:5px;font-variant-numeric:tabular-nums}
.card .d{font-size:13px;margin-top:3px;font-variant-numeric:tabular-nums}
.up{color:var(--up)} .down{color:var(--down)} .flat{color:var(--muted)}
.card .spark{width:100%;height:40px;margin-top:6px;display:block}

/* tables */
.tbl-wrap{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow-x:auto;-webkit-overflow-scrolling:touch}
table{width:100%;border-collapse:collapse;font-size:14.5px}
th,td{padding:11px 14px;text-align:right;border-bottom:1px solid var(--line);font-variant-numeric:tabular-nums}
th{background:#f8fafc;color:var(--muted);font-weight:600;font-size:13px;text-align:right;white-space:nowrap}
th:first-child,td:first-child{text-align:left}
tbody tr:last-child td{border-bottom:none}
tbody tr:hover{background:#fafcff}
td.name a{font-weight:600;color:var(--text)}
td.name a:hover{color:var(--blue)}
.code{color:var(--muted);font-size:12.5px;margin-left:6px}
.flag{margin-right:7px}

/* pills */
.pills{display:flex;flex-wrap:wrap;gap:8px}
.pill{background:var(--card);border:1px solid var(--line);border-radius:999px;padding:7px 14px;font-size:14px;color:var(--text)}
.pill:hover{border-color:#b9d2f4;background:var(--blue-l);text-decoration:none}
.pill b{font-weight:600;font-variant-numeric:tabular-nums}

/* bank */
.bank-note{background:#fff8e6;border:1px solid #f5e0a8;color:#7a5b12;border-radius:10px;padding:10px 14px;font-size:13px;margin-bottom:14px}
.unit{font-size:12px;color:var(--muted)}

/* article-ish */
.prose{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px 22px;margin:22px 0}
.prose h2{font-size:17px;margin:0 0 10px}
.prose h3{font-size:15px;margin:16px 0 6px}
.prose p{margin:8px 0;color:#3b4653}
.prose ul{margin:8px 0;padding-left:22px;color:#3b4653}

/* crumb */
.crumb{font-size:13px;color:var(--muted);margin:16px 0 6px}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--blue)}

/* footer */
.ft{background:#0b1c2e;color:#9db3c8;margin-top:40px;padding:34px 0 20px;font-size:13.5px}
.ft-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:26px}
.ft-logo{color:#fff;font-weight:700;font-size:16px;margin-bottom:8px}
.ft-p{color:#8ba3ba;line-height:1.75;margin:0}
.ft h4{color:#d7e5f2;font-size:14px;margin:0 0 10px}
.ft ul{list-style:none;padding:0;margin:0}
.ft li{margin:6px 0}
.ft a{color:#9db3c8}
.ft-b{display:flex;justify-content:space-between;gap:12px;border-top:1px solid rgba(255,255,255,.08);margin-top:24px;padding-top:14px;font-size:12.5px;color:#6f889f;flex-wrap:wrap}

@media (max-width:900px){
  .g4{grid-template-columns:repeat(2,1fr)}
  .g3{grid-template-columns:repeat(2,1fr)}
  .ft-grid{grid-template-columns:1fr 1fr}
  .hd-meta{display:none}
}
@media (max-width:620px){
  .hdin{height:56px;gap:10px}
  .logo-t{display:none}
  .nav a{padding:7px 9px;font-size:14px}
  .hero{padding:20px 0 22px}
  .hero h1{font-size:20px}
  .conv-row{grid-template-columns:1fr 1fr;gap:8px}
  .conv .swap{grid-column:1/-1;height:36px}
  .conv .out{grid-column:1/-1;height:46px;font-size:20px}
  .g4,.g3,.g2{grid-template-columns:1fr 1fr}
  table{min-width:0}
  .hide-sm{display:none}

  .card .v{font-size:19px}
  th,td{padding:9px 10px;font-size:13.5px}
  .ft-grid{grid-template-columns:1fr}
  .tbl-wrap{overflow-x:auto}
}


/* ---------- 行情卡片 ---------- */
.qcard .sparkwrap{margin-top:8px}
.qcard .d{font-size:13px;margin-top:2px}
.chartgrid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.chartcell{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px}
.chartcell .ch{display:flex;justify-content:space-between;align-items:baseline;gap:10px;margin-bottom:8px}
.chartcell .ch a{font-weight:700;color:var(--text);text-decoration:none;font-size:15px}
.chartcell .ch .v{font-size:15px;font-weight:700}
.chartcell .ch em{font-style:normal;font-size:12px;margin-left:4px}
.chartbox.sm{background:none;border:0;padding:0}

/* ---------- 工具通用 ---------- */
.tbox{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px 22px}
.tbox label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}
.tbox input[type=number],.tbox input[type=date],.tbox input[type=text],
.tbox select,.tbox textarea{width:100%;padding:10px 12px;border:1px solid var(--line);
  border-radius:10px;font-size:15px;font-family:inherit;color:var(--text);background:#fff}
.tbox textarea{resize:vertical;line-height:1.6}
.tbox input:focus,.tbox select:focus,.tbox textarea:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(22,104,214,.1)}
.trow{display:flex;gap:14px;flex-wrap:wrap;align-items:flex-end}
.trow>div{flex:1 1 180px;min-width:140px}
.trow .chk{flex:0 0 auto;display:flex;align-items:center;gap:8px;font-size:14px;color:var(--text);margin-bottom:10px}
.btn{background:var(--blue);color:#fff;border:0;border-radius:10px;padding:11px 22px;
  font-size:15px;font-weight:600;cursor:pointer;font-family:inherit;transition:.15s}
.btn:hover{background:#1259bb}
.btn.ghost{background:#fff;color:var(--text);border:1px solid var(--line)}
.btn.ghost:hover{background:var(--blue-l);border-color:var(--blue);color:var(--blue)}
.btn.sm{padding:8px 14px;font-size:14px;font-weight:500}
.btnrow{display:flex;gap:10px;margin-top:16px;flex-wrap:wrap}
.btnrow.wrap{margin-bottom:16px}
.outbox{margin-top:18px}
.outbox .card{background:var(--blue-l);border-color:#d8e5f8}

/* ---------- 计时器 ---------- */
.tabs{display:flex;gap:8px;margin-bottom:18px}
.tab{background:#fff;border:1px solid var(--line);border-radius:10px;padding:9px 20px;
  font-size:15px;cursor:pointer;font-family:inherit;color:var(--muted)}
.tab.on{background:var(--navy);color:#fff;border-color:var(--navy)}
.bigclock{font-size:46px;font-weight:700;text-align:center;letter-spacing:1px;
  font-variant-numeric:tabular-nums;padding:26px 0;color:var(--navy)}
.bigclock.done{color:var(--up)}
.laps{margin-top:16px;max-height:220px;overflow:auto}
.lap{display:flex;justify-content:space-between;padding:8px 12px;border-bottom:1px dashed var(--line);font-size:14px}
.lap span{color:var(--muted)}

/* ---------- 计算器 ---------- */
.calbox{max-width:420px;margin:0 auto;background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius);padding:18px;box-shadow:0 6px 24px rgba(14,42,71,.06)}
.caldisp{width:100%;border:0;background:#f6f8fb;border-radius:10px;padding:16px;
  font-size:30px;text-align:right;font-weight:600;color:var(--text);font-variant-numeric:tabular-nums}
.calcgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:14px}
.calcgrid button{padding:16px 0;border:1px solid var(--line);background:#fff;border-radius:10px;
  font-size:17px;cursor:pointer;font-family:inherit;color:var(--text);transition:.12s}
.calcgrid button:hover{background:var(--blue-l)}
.calcgrid button.fn{background:#f5f7fa;color:var(--navy2);font-weight:600}
.calcgrid button.sp{font-size:14px}
.calcgrid button.eq{background:var(--blue);color:#fff;border-color:var(--blue)}
.calcgrid button.eq:hover{background:#1259bb}
.calhist{margin-top:12px;max-height:150px;overflow:auto;font-size:13px;color:var(--muted)}
.hline{padding:5px 4px;border-bottom:1px dashed var(--line);font-variant-numeric:tabular-nums}

/* ---------- 万年历 ---------- */
.calwrap{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.calhead{display:grid;grid-template-columns:repeat(7,1fr);background:#f6f8fb;border-bottom:1px solid var(--line)}
.calhead span{padding:12px 0;text-align:center;font-size:13px;color:var(--muted);font-weight:600}
.calhead span.we{color:var(--up)}
.calgrid{display:grid;grid-template-columns:repeat(7,1fr)}
.calcell{min-height:88px;padding:8px 10px;border-right:1px solid var(--line);
  border-bottom:1px solid var(--line);text-decoration:none;color:var(--text);display:block;transition:.12s}
.calcell:nth-child(7n){border-right:0}
.calcell:hover{background:var(--blue-l)}
.calcell.empty{background:#fafbfc}
.calcell .cd{font-size:17px;font-weight:700;line-height:1.2}
.calcell .clunar{font-size:12px;color:var(--muted);margin-top:4px}
.calcell .cterm{font-size:12px;color:var(--up);margin-top:4px;font-weight:600}
.calcell.istoday{background:var(--blue-l);box-shadow:inset 0 0 0 2px var(--blue)}
.calcell.istoday .cd{color:var(--blue)}

.todaycard{display:flex;gap:22px;background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius);padding:22px;flex-wrap:wrap}
.todaycard .tcl{flex:0 0 180px;border-right:1px solid var(--line);padding-right:22px}
.todaycard .tcd1{font-size:52px;font-weight:800;line-height:1;color:var(--navy)}
.todaycard .tcd2{font-size:13px;color:var(--muted);margin-top:6px}
.todaycard .tcd3{font-size:15px;margin-top:8px;color:var(--navy2);font-weight:600}
.todaycard .tcr{flex:1 1 320px;display:flex;flex-direction:column;gap:10px}
.tcrow{display:flex;gap:12px;font-size:14px;line-height:1.6}
.tcrow span{flex:0 0 40px;color:var(--muted)}
.tcgood,.tcrow b.good{color:var(--down)}
.tcrow b.bad{color:var(--up)}
.tcrow b{font-weight:600}

/* ---------- 工具卡片 ---------- */
.toolcard{display:flex;flex-direction:column;gap:6px;min-height:132px}
.toolcard .k{font-size:15px}
.toolcard .tcd{font-size:13px;color:var(--muted);line-height:1.55}
.toolcard .arrow{margin-top:auto;font-size:13px;color:var(--blue);font-weight:600}
.prose .warn{background:#fff7e8;border-left:3px solid #e08b1e;padding:10px 14px;border-radius:6px;font-size:14px}

@media (max-width:820px){
  .chartgrid{grid-template-columns:1fr}
  .calcell{min-height:64px;padding:6px}
  .calcell .cd{font-size:15px}
  .bigclock{font-size:34px}
  .todaycard .tcl{border-right:0;border-bottom:1px solid var(--line);padding:0 0 14px;flex:1 1 100%}
  .todaycard .tcd1{font-size:40px}
}
@media (max-width:620px){
  .calcell .clunar{font-size:10px}
  .calcell{min-height:56px;padding:4px}
  .tbox{padding:16px}
  .calcgrid button{padding:13px 0;font-size:16px}
  .caldisp{font-size:24px}
}

.nohist{font-size:12px;color:var(--muted);background:#f6f8fb;border:1px dashed var(--line);
  border-radius:8px;padding:14px 10px;text-align:center;margin-top:8px}