:root{--bg:#0A1930;--card:#10233F;--card2:#16304F;--txt:#EAF0FA;--mut:#9FB2D0;--acc:#2E6BE6;--acc2:#7FA8F0;--gold:#FBBF24}
*{box-sizing:border-box}html{scroll-behavior:smooth}
img{max-width:100%;height:auto}
body{margin:0;background:var(--bg);color:var(--txt);font:16px/1.65 -apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}
a{color:inherit;text-decoration:none}
.nav{position:sticky;top:0;z-index:20;background:rgba(10,25,48,.93);backdrop-filter:blur(8px);border-bottom:1px solid #1E3A66}
.nav-in{max-width:1100px;margin:0 auto;display:flex;align-items:center;gap:18px;padding:12px 20px;overflow-x:auto}
.brand{display:flex;align-items:center;gap:8px;font-weight:800;font-size:18px;white-space:nowrap}
.nav-links{display:flex;gap:14px;font-size:13.5px;color:var(--mut);overflow-x:auto}
.nav-links a:hover{color:var(--txt)}
.wrap{max-width:1100px;margin:0 auto;padding:28px 20px}.wrap.narrow{max-width:860px}
.crumbs{font-size:13px;color:var(--mut);margin-bottom:14px}.crumbs span{margin:0 6px}
h1{font-size:34px;line-height:1.2;margin:10px 0 8px}h2{font-size:23px;margin:34px 0 12px}h3{font-size:17.5px;margin:20px 0 6px}
.lead{color:var(--mut);font-size:17px;max-width:720px}
.prose-p{color:var(--txt);margin:10px 0;max-width:800px}
.hero-home{display:flex;gap:44px;align-items:center;flex-wrap:wrap}
.hero-home>div:first-child{flex:1;min-width:300px}
.hero-ill{flex:1.15;min-width:320px}
.hero-ill img{max-width:100%;width:540px;height:auto;display:block;margin:0 auto;filter:drop-shadow(0 16px 36px rgba(3,10,26,.5))}
@media(max-width:720px){.hero-ill img{width:100%}}
.badges{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.bdg{background:var(--card2);border:1px solid #24457A;border-radius:999px;padding:5px 13px;font-size:13px;color:var(--acc2)}
.tool-card{background:var(--card);border:1px solid #1E3A66;border-radius:16px;padding:26px;margin:26px 0}
.tool-form{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:22px}
.tool-form input,.tool-form select{background:var(--card2);border:1px solid #24457A;border-radius:10px;color:var(--txt);padding:11px 14px;font:15px inherit;font-family:inherit}
#inAmt{width:120px}#inCat{min-width:150px}#inNote{flex:1;min-width:160px}
.tool-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:18px}
.stat{background:var(--card2);border-radius:10px;padding:12px;text-align:center}
.stat-n{font-size:26px;font-weight:800;font-variant-numeric:tabular-nums}
.stat-l{font-size:12px;color:var(--mut);text-transform:uppercase;letter-spacing:.06em}
.cat-bars{display:grid;gap:8px;margin-bottom:10px}
.cat-bar{display:grid;grid-template-columns:110px 1fr 90px;gap:10px;align-items:center;font-size:13.5px}
.cb-track{background:var(--card2);border-radius:6px;height:20px;overflow:hidden}
.cb-fill{height:100%;border-radius:6px;min-width:3px;transition:width .4s}
.cb-amt{text-align:right;font-variant-numeric:tabular-nums;color:var(--mut)}
.legend{display:flex;gap:14px;flex-wrap:wrap;font-size:12.5px;color:var(--mut);margin-bottom:8px}
.lg i{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:5px}
.recent h3{margin:16px 0 10px}
.recent-list{display:grid;gap:8px;margin-bottom:14px}
.r-item{display:flex;justify-content:space-between;gap:12px;background:var(--card2);border-radius:8px;padding:9px 14px;font-size:14.5px;align-items:center}
.r-del{background:none;border:none;color:#F87171;cursor:pointer;font-size:13px;padding:2px 6px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(225px,1fr));gap:16px}
.hcard{background:var(--card);border:1px solid #1E3A66;border-radius:14px;overflow:hidden;transition:transform .18s,border-color .18s}
.hcard:hover{transform:translateY(-3px);border-color:var(--acc)}
.hcard img{display:block;width:100%;height:auto}
.hc-body{padding:12px 14px}.hc-name{font-weight:700;font-size:15px}.hc-date{color:var(--acc2);font-size:13px;margin-top:2px}
.apps{display:grid;gap:10px;margin:14px 0}
.app-row{background:var(--card);border:1px solid #1E3A66;border-radius:10px;padding:12px 16px;display:grid;grid-template-columns:160px 120px 1fr;gap:12px;font-size:14.5px}
.faq h3{margin:16px 0 6px}.faq p{margin:0 0 10px;color:var(--mut)}
.pn-row{display:flex;justify-content:space-between;gap:12px;margin:34px 0 8px;flex-wrap:wrap}
.pn{background:var(--card);border:1px solid #1E3A66;border-radius:10px;padding:10px 16px;font-weight:600;font-size:14px}
.pn:hover{border-color:var(--acc)}
.rel{margin-top:26px}.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{background:var(--card);border:1px solid #1E3A66;border-radius:999px;padding:6px 14px;font-size:13.5px;color:var(--txt)}
.chip:hover{border-color:var(--acc);color:#fff}
.small{font-size:13px}
.btn{display:inline-block;background:var(--acc);color:#FFFFFF;font-weight:700;padding:10px 20px;border-radius:10px;border:none;cursor:pointer;font-size:15px;transition:transform .1s,filter .15s;font-family:inherit}
.btn:hover{filter:brightness(1.12)}.btn:active{transform:scale(.97)}
.btn-ghost{background:none;border:1px solid #24457A;color:var(--mut)}
.btn-ghost:hover{color:var(--txt);border-color:var(--acc)}
.btn-danger-ghost{color:#F87171}
.site{border-top:1px solid #1E3A66;margin-top:60px;background:#081226}
.foot-in{max-width:1100px;margin:0 auto;display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:22px;padding:34px 20px}
.foot-col h4{font-size:13px;text-transform:uppercase;letter-spacing:.07em;color:var(--mut);margin:0 0 10px}
.foot-col a{display:block;font-size:14px;color:#9FB2D0;padding:3px 0}.foot-col a:hover{color:#fff}
.foot-base{border-top:1px solid #16264A;padding:14px 20px;text-align:center;color:#7A8DB5;font-size:12.5px}
.calc-card{display:grid;gap:12px;max-width:560px;margin:26px 0}
.calc-card label{display:grid;gap:5px;font-size:13.5px;color:var(--mut)}
.calc-card input,.calc-card select{background:var(--card2);border:1px solid #24457A;border-radius:10px;color:var(--txt);padding:11px 14px;font:15px inherit;font-family:inherit}
.calc-card input:focus,.calc-card select:focus{outline:2px solid var(--acc);border-color:transparent}
.calc-card .btn{justify-self:start}
.calc-card > *{min-width:0}
.calc-out{background:var(--card2);border:1px solid #24457A;border-radius:12px;padding:16px 18px;margin-top:4px}
.calc-row{display:flex;justify-content:space-between;gap:8px 12px;padding:7px 0;border-bottom:1px solid #1E3A66;font-size:15px;flex-wrap:wrap}
.calc-row:last-child{border-bottom:none}
.calc-row b{white-space:nowrap}
.calc-sum{color:var(--acc2);font-weight:700}
.calc-err{margin:0;color:var(--gold)}
/* --- v3: data tables / dynamic rows / learn columns / tri-states --- */
.wrap p{max-width:800px}
.dtable{width:100%;max-width:860px;border-collapse:collapse;margin:16px 0;font-size:14.5px}
.dtable caption{caption-side:top;text-align:left;color:var(--mut);font-size:13px;padding:0 0 8px}
.dtable th,.dtable td{border:1px solid #24457A;padding:9px 12px;text-align:left;vertical-align:top}
.dtable th{background:#16304F;color:#EAF0FA;white-space:nowrap}
.dtable td{color:var(--txt)}
.dtable.striped tbody tr:nth-child(even){background:#0D1830}
.dyn-rows{display:grid;gap:8px;margin:6px 0 4px}
.dyn-row{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.dyn-row input[type="text"],.dyn-row input[type="number"]{flex:1 1 86px;min-width:0;background:var(--card2);border:1px solid #24457A;border-radius:9px;color:var(--txt);padding:9px 10px;font:14px inherit;font-family:inherit}
.dyn-row input[type="checkbox"]{flex:0 0 18px;width:18px;height:18px;accent-color:#2E6BE6;cursor:pointer}
.dyn-row input:hover{border-color:#5B8CEF}
.dyn-row input:active{border-color:var(--acc2)}
.dyn-row input:focus{outline:2px solid var(--acc);border-color:transparent}
.row-del{flex:0 0 36px;min-width:36px;min-height:34px;background:none;border:1px solid #24457A;border-radius:9px;color:#F87171;font-size:17px;line-height:1;cursor:pointer;font-family:inherit}
.row-del:hover{border-color:#F87171;color:#fff}
.row-del:active{transform:scale(.94)}
.row-del:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.pct-trio{display:flex;gap:10px}.pct-trio label{flex:1}
.bill-line{display:flex;gap:10px;align-items:center;padding:7px 0;border-bottom:1px solid #1E3A66;font-size:14.5px}
.bill-day{flex:0 0 44px;background:var(--card2);border:1px solid #24457A;border-radius:8px;text-align:center;font-weight:700;color:var(--acc2);padding:4px 0}
.bill-line b{margin-left:auto;white-space:nowrap}
.bill-note{font-size:13.5px;color:var(--mut);margin:10px 0 0}
.dot-g{color:#5B8CEF;font-weight:700}.dot-y{color:var(--gold);font-weight:700}.dot-r{color:#F87171;font-weight:700}
.learn-cols{display:grid;grid-template-columns:1.05fr .95fr;gap:26px;align-items:start;max-width:860px}
.learn-cols > *{min-width:0}
.learn-cols ol{margin:0;padding-left:20px;color:var(--txt);font-size:15px}
.learn-cols li{margin-bottom:12px}
.btn:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.chip:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.calc-card input:hover,.calc-card select:hover{border-color:#5B8CEF}
.calc-card input:active,.calc-card select:active{border-color:var(--acc2)}
#clearAll{display:inline-grid;place-items:center}
#clearAll span{grid-area:1/1;white-space:nowrap;transition:opacity .15s,transform .15s}
#clearAll .cf-on{opacity:0;transform:scale(.92)}
#clearAll.confirming .cf-off{opacity:0;transform:scale(.92)}
#clearAll.confirming .cf-on{opacity:1;transform:scale(1);color:var(--gold)}
.gen-hint{font-size:12.5px;color:var(--mut);margin:8px 0 0}
/* --- v3.2: schedule tables + charts --- */
.tbl-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:12px 0}
.dtable{min-width:460px}
.dtable td{white-space:nowrap;font-variant-numeric:tabular-nums}
.chart-svg{width:100%;height:auto;display:block;margin:12px 0 4px;background:var(--card2);border:1px solid #24457A;border-radius:12px;padding:10px}
.chart-svg .cax{fill:var(--mut);font-size:11px;font-variant-numeric:tabular-nums}
.chart-svg .clb{fill:var(--gold);font-size:11px;font-weight:700}
.chart-cap{font-size:13px;color:var(--mut);margin:2px 0 0}
.print-log{margin:18px 0}
.print-log table{width:100%;border-collapse:collapse;font-size:12px}
.print-log th,.print-log td{border:1px solid #24457A;padding:6px 4px;text-align:center}
.print-log th{background:#16304F;color:#EAF0FA;font-size:11.5px;white-space:nowrap}
.print-log td{height:26px}
@media print{
body:has(.print-log){background:#fff;color:#111}
body:has(.print-log) .nav,body:has(.print-log) .site,body:has(.print-log) .crumbs,body:has(.print-log) .pn-row,body:has(.print-log) .rel,body:has(.print-log) .chips{display:none!important}
body:has(.print-log) h1,body:has(.print-log) h2,body:has(.print-log) h3,body:has(.print-log) p,body:has(.print-log) .lead,body:has(.print-log) .prose-p,body:has(.print-log) .gen-hint,body:has(.print-log) a{color:#111!important}
body:has(.print-log) .print-log th{background:#eee;color:#111}
body:has(.print-log) .print-log th,body:has(.print-log) .print-log td{border-color:#999}
}
@media(max-width:760px){.learn-cols{grid-template-columns:1fr}.pct-trio{flex-wrap:wrap}}

@media (prefers-reduced-motion: reduce){
*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
}

.mini-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:12px;margin-top:14px}
.mini-grid.cols3{grid-template-columns:repeat(3,1fr)}
@media(max-width:900px){.mini-grid.cols3{grid-template-columns:repeat(2,1fr)}}
.mini-card{display:flex;align-items:center;gap:12px;background:var(--card);border:1px solid #24457A;border-radius:12px;padding:12px 14px;transition:border-color .15s,transform .15s}
.mini-card:hover{border-color:var(--acc);transform:translateY(-2px)}
.mini-card img{border-radius:9px;flex:none}
.mc-name{font-weight:700;font-size:14.5px}.mc-sub{color:var(--acc2);font-size:12.5px;margin-top:2px}
.glist{display:grid;gap:12px;margin-top:14px}
.grow{display:grid;gap:3px;background:var(--card);border:1px solid #24457A;border-radius:12px;padding:14px 18px;transition:border-color .15s}
.grow:hover{border-color:var(--acc)}.grow span{color:var(--mut);font-size:14px}
@media(max-width:640px){.mini-grid{grid-template-columns:1fr}}
@media (prefers-reduced-motion: reduce){
*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
}
@media(max-width:640px){h1{font-size:30px}.tool-stats{grid-template-columns:1fr 1fr}.app-row{grid-template-columns:1fr}.print-log table{font-size:10px}}
/* --- infographic figures（深色主题适配版；SVG 本体为白底信息卡，容器用卡片底色衬托） --- */
.ig{margin:22px 0;background:var(--card);border:1px solid #24457A;border-radius:14px;padding:12px;max-width:860px}
.ig img{width:100%;height:auto;display:block;border-radius:8px}
.ig figcaption{font-size:13px;color:var(--mut);margin-top:8px;text-align:center;line-height:1.5}