@font-face {
  font-family: 'Bricolage Grotesque';
  font-style: normal;
  font-weight: 500 800;
  font-stretch: 100%;
  font-display: swap;
  src: url(fonts/bricolage-grotesque.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Source Serif 4';
  font-style: normal;
  font-weight: 400 600;
  font-display: swap;
  src: url(fonts/source-serif-4.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
:root{
  --ink:#16213E;--ink-soft:#4A5677;--paper:#FFFFFF;--wash:#EEF2FB;--rule:#D5DCEC;
  --blue:#1F3A93;--amber:#E8A317;--over:#C2331F;--ad:#F6F7FA;
  --display:"Bricolage Grotesque","Segoe UI",system-ui,-apple-system,sans-serif;
  --text:"Source Serif 4",Georgia,"Times New Roman",serif;
  --ui:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  box-sizing:border-box;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px);
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--ink:#E6EAF5;--ink-soft:#A3AECB;--paper:#121829;--wash:#1A2238;--rule:#2C3654;--blue:#8FA8F0;--amber:#F2B84B;--over:#FF7A66;--ad:#182036}}
:root[data-theme="dark"]{--ink:#E6EAF5;--ink-soft:#A3AECB;--paper:#121829;--wash:#1A2238;--rule:#2C3654;--blue:#8FA8F0;--amber:#F2B84B;--over:#FF7A66;--ad:#182036}
*,*::before,*::after{box-sizing:inherit}
html{scroll-padding-top:env(safe-area-inset-top,0px);-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--ui);line-height:1.5}
a{color:var(--blue)}
:focus-visible{outline:3px solid var(--amber);outline-offset:2px}
.sr{position:absolute;left:-9999px}
.wrap{max-width:1100px;margin:0 auto;padding:0 20px}
header.top{display:flex;align-items:center;justify-content:space-between;padding:18px 0}
.logo{font-family:var(--display);font-weight:800;font-size:1.35rem;color:var(--ink);text-decoration:none;letter-spacing:-.02em}
.logo span{display:inline-block;width:.55em;height:.55em;background:var(--amber);border-radius:2px;margin-left:3px}
nav.top a{font-size:.92rem;color:var(--ink-soft);text-decoration:none;margin-left:18px}
nav.top a:hover{color:var(--ink)}
.crumb{font-size:.85rem;color:var(--ink-soft);margin-top:6px}
.crumb a{color:var(--ink-soft)}
h1{font-family:var(--display);font-weight:800;font-size:clamp(2rem,5.2vw,3.4rem);line-height:1.02;letter-spacing:-.03em;margin:14px 0 8px;max-width:18ch}
.lede{color:var(--ink-soft);font-size:1.05rem;margin:0 0 24px;max-width:60ch}
h2{font-family:var(--display);font-weight:800;font-size:1.6rem;letter-spacing:-.02em;margin:0 0 12px}
h3{font-family:var(--display);font-weight:500;font-size:1.15rem;margin:22px 0 6px}
section.block{margin:44px 0}
.tool{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:24px;align-items:start}
.editor{border:2px solid var(--ink);border-radius:6px;background:var(--paper);overflow:hidden}
.toolbar{display:flex;flex-wrap:wrap;gap:6px;padding:10px;border-bottom:1px solid var(--rule);background:var(--wash)}
.toolbar button,.btn{font:500 .85rem var(--ui);color:var(--ink);background:var(--paper);border:1px solid var(--rule);border-radius:4px;padding:7px 11px;cursor:pointer}
.toolbar button:hover,.btn:hover{border-color:var(--ink)}
.toolbar .spacer{flex:1}
textarea{display:block;width:100%;min-height:380px;resize:vertical;border:0;padding:20px 22px;font:1.1rem/1.75 var(--text);color:var(--ink);
  background:repeating-linear-gradient(to bottom,transparent 0,transparent calc(1.75em - 1px),var(--rule) calc(1.75em - 1px),var(--rule) 1.75em) 0 20px/100% 1.75em local,var(--paper)}
textarea:focus{outline:none}
textarea::placeholder{color:var(--ink-soft);opacity:.8}
.tally{position:sticky;top:calc(12px + env(safe-area-inset-top,0px))}
.big{border-bottom:2px solid var(--ink);padding-bottom:12px;margin-bottom:12px}
.big .n{font-family:var(--display);font-weight:800;font-size:5.2rem;line-height:.9;letter-spacing:-.05em;font-variant-numeric:tabular-nums;display:block}
.big .l{font-size:1rem;color:var(--ink-soft)}
.stats{display:grid;grid-template-columns:1fr 1fr;margin:0}
.stats div{padding:9px 0;border-bottom:1px solid var(--rule)}
.stats dt{font-size:.8rem;color:var(--ink-soft)}
.stats dd{margin:0;font:600 1.25rem var(--display);font-variant-numeric:tabular-nums}
.limits{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:14px 28px}
.limit .row{display:flex;justify-content:space-between;font-size:.92rem;margin-bottom:5px}
.limit .row b{font-variant-numeric:tabular-nums;font-weight:600}
.bar{height:8px;background:var(--wash);border-radius:4px;overflow:hidden}
.bar i{display:block;height:100%;width:0;background:var(--blue);transition:width .15s ease}
.limit.near .bar i{background:var(--amber)}
.limit.over .bar i{background:var(--over)}
.limit.over .row b{color:var(--over)}
.kw{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:8px}
.kw li{border:1px solid var(--rule);border-radius:4px;padding:5px 10px;font-size:.9rem}
.kw li b{font-variant-numeric:tabular-nums;color:var(--blue);margin-left:6px}
.empty{color:var(--ink-soft);font-size:.92rem;border:0!important;padding:0!important}
.calc{border:2px solid var(--ink);border-radius:6px;padding:6px 22px}
.calc-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px 12px;padding:18px 0;border-bottom:1px solid var(--rule);font:1.15rem var(--text)}
.calc-row:last-child{border-bottom:0}
.calc input{font:600 1.15rem var(--display);width:7.5em;padding:8px 10px;border:1px solid var(--rule);border-radius:4px;background:var(--wash);color:var(--ink)}
.calc input:focus{border-color:var(--blue);outline:none}
.calc .out{font:800 1.6rem var(--display);color:var(--blue);font-variant-numeric:tabular-nums;min-width:3ch}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:0 28px}
.grid h2{grid-column:1/-1;margin-top:28px}
.grid a,.grid span.soon{display:block;padding:14px 0;border-bottom:1px solid var(--rule);text-decoration:none;color:var(--ink)}
.grid b{font:500 1.1rem var(--display);display:block}
.grid small{color:var(--ink-soft)}
.grid a:hover b{color:var(--blue)}
.grid span.soon{color:var(--ink-soft)}
.related{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0;margin:0}
.related a{display:block;border:1px solid var(--rule);border-radius:4px;padding:8px 12px;text-decoration:none;color:var(--ink)}
.related a:hover{border-color:var(--ink)}
.ad{background:var(--ad);border-radius:4px;margin:28px 0;min-height:100px;display:block;text-align:center;overflow:hidden}
.ad-side{min-height:250px;margin:18px 0 0}
.ad small{display:block;font-size:.7rem;color:var(--ink-soft);padding-top:4px}
.prose{max-width:68ch;font-family:var(--text);font-size:1.06rem;line-height:1.7}
.prose p{margin:0 0 14px}
details{border-bottom:1px solid var(--rule);padding:12px 0;max-width:68ch}
summary{cursor:pointer;font:500 1.05rem var(--display)}
details p{font-family:var(--text);margin:8px 0 2px;line-height:1.65}
footer{border-top:2px solid var(--ink);margin-top:60px;padding:22px 0 30px;font-size:.88rem;color:var(--ink-soft)}
footer a{color:var(--ink-soft);margin-right:16px}
.toast{position:fixed;left:50%;bottom:calc(20px + env(safe-area-inset-bottom,0px));transform:translateX(-50%);background:var(--ink);color:var(--paper);padding:9px 16px;border-radius:4px;font-size:.9rem;opacity:0;pointer-events:none;transition:opacity .2s}
.toast.show{opacity:1}
@media (max-width:820px){
  .tool{grid-template-columns:1fr}
  .tally{position:static;order:-1}
  .big{display:flex;align-items:baseline;gap:12px}
  .big .n{font-size:3.6rem}
  .stats{grid-template-columns:repeat(3,1fr)}
  .ad-side{display:none}
  textarea{min-height:260px}
  nav.top a:not(:last-child){display:none}
  .calc{padding:4px 14px}
  .calc input{width:6em}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}

/* ===== form tools (v2) ===== */
.fields{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px 18px;padding:18px 0}
.fields.one{grid-template-columns:1fr}
.field label,.field-label{display:block;font-size:.85rem;color:var(--ink-soft);margin-bottom:5px}
.calc .field input,.calc .field select,.gpa-row input,.gpa-row select{width:100%;font:600 1.05rem var(--display);padding:9px 10px;border:1px solid var(--rule);border-radius:4px;background:var(--wash);color:var(--ink)}
.calc .field input[type=range]{padding:0;background:none;border:0;accent-color:var(--blue);height:32px}
.calc .field input[type=color]{padding:2px;height:44px;cursor:pointer}
.calc .field input:focus,.calc .field select:focus,.gpa-row input:focus,.gpa-row select:focus{border-color:var(--blue);outline:none}
.answer-wrap{padding:20px 0 6px;border-top:2px solid var(--ink)}
.answer{font:800 clamp(2.2rem,7vw,3.8rem)/1 var(--display);letter-spacing:-.03em;color:var(--blue);margin:0;font-variant-numeric:tabular-nums}
.answer.center{text-align:center;color:var(--ink);font-size:clamp(1.8rem,5vw,2.6rem);margin-top:14px;min-height:1.1em}
.answer-sub{font:1.05rem/1.5 var(--text);color:var(--ink-soft);margin:8px 0 0;max-width:60ch}
.results{display:grid;grid-template-columns:repeat(auto-fit,minmax(135px,1fr));gap:0 24px;margin:12px 0 10px}
.results div{padding:12px 0;border-bottom:1px solid var(--rule)}
.results dt{font-size:.8rem;color:var(--ink-soft)}
.results dd{margin:2px 0 0;font:600 1.3rem var(--display);font-variant-numeric:tabular-nums}
.results.contact{max-width:760px}
.results.contact dd{font-size:1.15rem;word-break:break-word}
.check{display:flex;align-items:center;gap:9px;font-size:.98rem;padding:6px 0;cursor:pointer}
.check input{width:18px;height:18px;accent-color:var(--blue)}
.checks{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:0 18px;padding-bottom:14px}
.btn-row{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0}
.btn-primary{background:var(--blue);border-color:var(--blue);color:var(--paper);font-weight:600;padding:10px 16px;text-decoration:none;display:inline-block}
.btn-primary:hover{filter:brightness(1.1);border-color:var(--blue)}
.btn:disabled{opacity:.45;cursor:not-allowed}
.hint{font-size:.88rem;color:var(--ink-soft);margin:6px 0 0}
.pw-out{padding:18px 0 4px;border-bottom:1px solid var(--rule)}
.pw{display:block;font:600 clamp(1.1rem,3.4vw,1.6rem)/1.4 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;word-break:break-all;padding:16px 18px;background:var(--wash);border-radius:4px;min-height:3.2em}
.strength{margin-top:8px}
.strength[data-level=weak] .bar i{background:var(--over)}
.strength[data-level=fair] .bar i{background:var(--amber)}
.wheel-wrap{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:28px;align-items:start}
.wheel-box{position:relative;max-width:560px;width:100%;margin:0 auto}
.wheel-box canvas{display:block;width:100%;height:auto;border-radius:50%}
.pointer{position:absolute;top:-6px;left:50%;transform:translateX(-50%);width:0;height:0;border-left:16px solid transparent;border-right:16px solid transparent;border-top:30px solid var(--ink);z-index:2}
textarea.small-ta{min-height:220px;border:1px solid var(--rule);border-radius:4px;font-size:1rem;padding:12px 14px;background:var(--paper)}
.qr-wrap{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:24px;align-items:start}
.qr-out{text-align:center}
.qr-box{background:#FFFFFF;border:1px solid var(--rule);border-radius:6px;padding:16px;margin-bottom:12px;aspect-ratio:1;display:flex;align-items:center;justify-content:center}
.qr-box img,.qr-box canvas{width:100%!important;height:auto!important;image-rendering:pixelated}
.tabs{display:flex;gap:6px;padding-top:16px}
.tab.is-on{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.gpa-head,.gpa-row{display:grid;grid-template-columns:minmax(0,2fr) 90px 100px 40px;gap:8px;align-items:center}
.gpa-head{font-size:.8rem;color:var(--ink-soft);padding:16px 0 4px}
.gpa-row{padding:5px 0}
.gpa-row .x{padding:8px 0;font-size:1.1rem}
@media (max-width:820px){
  .wheel-wrap,.qr-wrap{grid-template-columns:1fr}
  .gpa-head,.gpa-row{grid-template-columns:minmax(0,1fr) 64px 80px 36px}
  .qr-out{max-width:340px;margin:0 auto}
}
[hidden]{display:none!important}

/* ===== v3: growth features ===== */
.tool-search{margin:0 0 8px;max-width:520px}
.tool-search input{width:100%;font:500 1.1rem var(--ui);padding:13px 16px;border:2px solid var(--ink);border-radius:6px;background:var(--paper);color:var(--ink)}
.tool-search input:focus{outline:none;border-color:var(--blue)}
.share-btn{margin:4px 0 16px}
.embed-box textarea.code{min-height:0;height:auto;font:.85rem/1.5 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;border:1px solid var(--rule);border-radius:4px;padding:12px;background:var(--wash);max-width:900px}
.foot-tools{display:flex;flex-wrap:wrap;gap:6px 16px;padding-bottom:18px;margin-bottom:16px;border-bottom:1px solid var(--rule)}
.foot-tools a{margin:0}
.countdown{border:2px solid var(--ink);border-radius:6px;padding:26px 22px 8px}
.cd-big{margin:0;font:800 clamp(4rem,16vw,8.5rem)/.9 var(--display);letter-spacing:-.05em;color:var(--blue);font-variant-numeric:tabular-nums}
.cd-unit{font-size:clamp(1.1rem,3vw,1.6rem);letter-spacing:0;color:var(--ink);font-weight:500}
.cd-clock{font:800 clamp(1.6rem,5vw,2.4rem) var(--display);font-variant-numeric:tabular-nums;margin:14px 0 6px;color:var(--ink)}
.cd-clock b{color:var(--amber);margin:0 4px}
html.embed .wrap{padding:8px 12px 40px}
html.embed header.top,html.embed .crumb,html.embed .lede,html.embed .ad,html.embed section.block,html.embed footer,html.embed .share-btn{display:none!important}
html.embed h1{font-size:1.6rem;margin:4px 0 12px}
html.embed .tool,html.embed .wheel-wrap,html.embed .qr-wrap{grid-template-columns:1fr}
html.embed .tally{position:static}
.embed-credit{position:fixed;right:10px;bottom:8px;font-size:.8rem;background:var(--paper);border:1px solid var(--rule);border-radius:4px;padding:4px 8px;color:var(--blue);text-decoration:none}

/* ===== v4: batch 1 tools ===== */
.type-bar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;padding-top:16px}
.type-bar .tabs{padding:0}
.type-live{margin:0;font:600 1.1rem var(--display);font-variant-numeric:tabular-nums}
.type-live b{color:var(--blue);font-size:1.5rem}
.type-words{font:1.45rem/2.1 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;height:calc(2.1em * 3);overflow:hidden;margin:16px 0 10px;color:var(--ink-soft);user-select:none;position:relative}
.type-words .w{border-radius:3px;padding:0 2px}
.type-words .w.cur{background:var(--wash);color:var(--ink);box-shadow:inset 0 -3px 0 var(--amber)}
.type-words .w.cur.err{box-shadow:inset 0 -3px 0 var(--over);color:var(--over)}
.type-words .w.ok{color:var(--blue)}
.type-words .w.bad{color:var(--over);text-decoration:line-through}
.type-input{width:100%;font:1.3rem ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;padding:14px 16px;border:2px solid var(--ink);border-radius:6px;background:var(--paper);color:var(--ink)}
.type-input:focus{outline:none;border-color:var(--blue)}
.drop{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;text-align:center;min-height:170px;margin-top:18px;border:2px dashed var(--rule);border-radius:8px;background:var(--wash);cursor:pointer;padding:20px;transition:border-color .15s}
.drop b{font:600 1.15rem var(--display)}
.drop:hover,.drop.over{border-color:var(--blue)}
.drop:focus-within{outline:3px solid var(--amber)}
.img-list{list-style:none;padding:0;margin:8px 0 18px}
.img-list li{display:grid;grid-template-columns:64px minmax(0,1fr) auto;gap:14px;align-items:center;padding:12px 0;border-bottom:1px solid var(--rule)}
.img-list img{width:64px;height:64px;object-fit:cover;border-radius:4px;background:var(--wash)}
.img-meta{display:flex;flex-direction:column;gap:2px;min-width:0}
.img-meta b{font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.img-meta span{font-size:.9rem;color:var(--ink-soft);font-variant-numeric:tabular-nums}
.img-meta .save{color:var(--blue);font-weight:600}
.img-meta .grow{color:var(--over)}
.img-list a.btn{text-decoration:none;white-space:nowrap}
.hrs-head,.hrs-row{display:grid;grid-template-columns:minmax(70px,1.2fr) 1fr 1fr 90px 90px;gap:8px;align-items:center}
.hrs-head{font-size:.8rem;color:var(--ink-soft);padding:16px 0 4px}
.hrs-row{padding:5px 0}
.hrs-row input{width:100%;font:600 1rem var(--display);padding:9px 8px;border:1px solid var(--rule);border-radius:4px;background:var(--wash);color:var(--ink)}
.hrs-row input:focus{border-color:var(--blue);outline:none}
.hrs-row output{font:600 1rem var(--display);font-variant-numeric:tabular-nums;color:var(--ink-soft)}
.hrs-row output.ok{color:var(--blue)}
.tc-wrap{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:28px;align-items:start}
.tc-main{text-align:center}
.tc-name{display:block;width:100%;max-width:420px;margin:0 auto 12px;text-align:center;font:600 1.2rem var(--display);border:0;border-bottom:1px dashed var(--rule);background:transparent;color:var(--ink);padding:6px}
.tc-name:focus{outline:none;border-bottom-color:var(--blue)}
.tc-big{display:flex;flex-direction:column;align-items:center;justify-content:center;width:min(100%,420px);aspect-ratio:1;margin:0 auto;border:0;border-radius:50%;background:var(--blue);color:#FFFFFF;cursor:pointer;touch-action:manipulation;-webkit-tap-highlight-color:transparent;box-shadow:0 10px 0 #142A6E;transition:transform .06s,box-shadow .06s}
.tc-big:active{transform:translateY(6px);box-shadow:0 4px 0 #142A6E}
.tc-big span{font:800 clamp(4rem,18vw,8rem)/1 var(--display);font-variant-numeric:tabular-nums;letter-spacing:-.04em}
.tc-big small{font-size:.9rem;opacity:.8;margin-top:8px}
.tc-big.pop span{animation:pop .18s ease}
@keyframes pop{50%{transform:scale(1.08)}}
.tc-ctl{justify-content:center;align-items:center;margin-top:22px}
.tc-step{display:flex;align-items:center;gap:6px;font-size:.9rem;color:var(--ink-soft)}
.tc-step input{width:64px;font:600 1rem var(--display);padding:7px;border:1px solid var(--rule);border-radius:4px;background:var(--wash);color:var(--ink);text-align:center}
.tc-h{font-size:1.2rem}
.tc-list{list-style:none;padding:0;margin:0}
.tc-list li{display:flex;align-items:center;border-bottom:1px solid var(--rule)}
.tc-list li button[data-sel]{flex:1;display:flex;justify-content:space-between;gap:10px;background:none;border:0;padding:12px 6px;font:500 1rem var(--ui);color:var(--ink);cursor:pointer;text-align:left}
.tc-list li.on button[data-sel]{font-weight:700;color:var(--blue)}
.tc-list b{font-variant-numeric:tabular-nums}
.tc-list .x{background:none;border:0;color:var(--ink-soft);font-size:1.2rem;cursor:pointer;padding:6px 10px}
.rn-out{word-break:break-word}
.rn-out.many{font-size:clamp(1.3rem,4vw,2rem);line-height:1.5}
.rn-out.pop{animation:pop .2s ease}
.presets{align-items:center}
@media (max-width:820px){
  .tc-wrap{grid-template-columns:1fr}
  .hrs-head,.hrs-row{grid-template-columns:minmax(52px,1fr) 1.15fr 1.15fr 62px 70px;gap:5px}
  .hrs-row input{padding:8px 4px;font-size:.92rem}
  .hrs-row output{font-size:.88rem}
  .type-words{font-size:1.15rem}
}
@media (prefers-reduced-motion:reduce){.tc-big.pop span,.rn-out.pop{animation:none}}
.hrs-row input{min-width:0}
.hrs-row input[type=time]{-webkit-appearance:none;appearance:none}
@media (max-width:820px){.hrs-row input[type=time]{font-size:.85rem;padding:8px 2px}}
.calc .type-input{display:block;width:100%;font:1.3rem ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;padding:14px 16px;border:2px solid var(--ink);border-radius:6px;background:var(--paper);color:var(--ink)}
.calc .type-input:focus{border-color:var(--blue)}
@media (max-width:820px){
  .hrs-head,.hrs-row{grid-template-columns:minmax(0,1fr) minmax(0,1fr) 58px 64px;gap:6px}
  .hrs-head span:first-child{display:none}
  .hrs-row{padding:8px 0 6px;border-bottom:1px solid var(--rule)}
  .hrs-row input:first-child{grid-column:1/-1;background:transparent;border:0;padding:0 2px;font-size:.85rem;color:var(--ink-soft)}
  .hrs-row input[type=time]{font-size:.95rem;padding:9px 4px}
  .tc-big span{font-size:clamp(5rem,26vw,8rem)}
}

/* ===== v5: money tools ===== */
.disclaim{max-width:68ch;margin-top:10px;font-size:.82rem}
.calc .tabs{padding-top:16px}
.chart{height:220px;margin:18px 0 6px;border-bottom:1px solid var(--rule)}
.bars{display:flex;align-items:flex-end;gap:3px;height:100%}
.cbar{flex:1;display:flex;flex-direction:column-reverse;height:100%;position:relative;min-width:0}
.cbar i{display:block;width:100%}
.cbar i.k1{background:var(--blue)}
.cbar i.k2{background:var(--amber);border-radius:3px 3px 0 0}
.cbar span{position:absolute;bottom:-20px;left:50%;transform:translateX(-50%);font-size:.7rem;color:var(--ink-soft)}
.legend{display:flex;gap:18px;font-size:.85rem;color:var(--ink-soft);margin:26px 0 8px}
.legend i{display:inline-block;width:12px;height:12px;border-radius:2px;margin-right:6px;vertical-align:-1px}
.legend i.k1{background:var(--blue)}.legend i.k2{background:var(--amber)}
details.yt{max-width:none;border-bottom:0}
.tbl-wrap{overflow-x:auto;max-height:420px;overflow-y:auto}
.tbl{width:100%;border-collapse:collapse;font-variant-numeric:tabular-nums;font-size:.92rem}
.tbl th{position:sticky;top:0;background:var(--paper);text-align:right;font-weight:600;color:var(--ink-soft);font-size:.8rem;padding:8px;border-bottom:2px solid var(--ink)}
.tbl td{text-align:right;padding:7px 8px;border-bottom:1px solid var(--rule)}
.tbl th:first-child,.tbl td:first-child{text-align:left}
.saving{background:var(--wash);border-left:4px solid var(--amber);padding:12px 14px;border-radius:4px;margin:8px 0 14px;line-height:1.5}
.calc .check{margin-bottom:6px}
@media (max-width:820px){.cbar span{display:none}.legend{margin-top:12px}}

/* ===== v6: guides ===== */
.guide h1{max-width:22ch}
.guide-meta{color:var(--ink-soft);font-size:.92rem;margin:0 0 26px}
.guide-meta a{color:var(--ink-soft)}
.prose h2{margin:34px 0 10px}
.prose ul,.prose ol{padding-left:1.3em;margin:0 0 16px}
.prose li{margin:0 0 6px}
.prose .tbl-wrap{margin:8px 0 20px;max-height:none;font-family:var(--ui)}
.formula{font-family:var(--display);font-size:1.15rem;background:var(--wash);border-radius:4px;padding:12px 16px;display:inline-block}
.tool-cta{background:var(--wash);border-left:4px solid var(--blue);padding:14px 16px;border-radius:4px;margin-top:28px;font-family:var(--ui);font-size:1rem}
.guide-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px;margin:8px 0 20px}
.guide-card{display:flex;flex-direction:column;gap:6px;padding:18px;border:1px solid var(--rule);border-radius:6px;text-decoration:none;color:var(--ink)}
.guide-card:hover{border-color:var(--ink)}
.guide-card b{font:600 1.15rem/1.25 var(--display)}
.guide-card span{color:var(--ink-soft);font-size:.95rem}
.guide-card small{color:var(--ink-soft);font-size:.8rem;margin-top:auto}
.guide-card small .u{color:var(--blue);font-size:inherit}
.foot-meta a{margin-right:16px}
.home-intro{max-width:68ch}
.prose h2,.prose h3{line-height:1.2}

/* ===== v7: changelog ===== */
.changelog{list-style:none;padding:0;margin:8px 0 28px;max-width:68ch}
.changelog>li{padding:18px 0;border-bottom:1px solid var(--rule)}
.changelog time{font:600 1.05rem var(--display);color:var(--blue);display:block;margin-bottom:6px}
.changelog ul{margin:0;padding-left:1.2em;font-family:var(--text);line-height:1.65}
.changelog ul li{margin:0 0 6px}