/* Investment Calculator — ledger theme (finance archetype) */
:root{
  --t-ink:#17261f;--t-ink2:#24382e;--t-muted:#63746b;--t-line:rgba(23,38,31,.13);
  --t-line2:rgba(23,38,31,.26);--t-bg:#f3f7f5;--t-card:#ffffff;--t-accent:#378159;
  --t-accent2:#5db687;--t-accent-dk:#205b3b;--t-good:#378159;--t-tint:#e7f3ed;
  --t-shadow:0 1px 0 rgba(0,0,0,.03),0 10px 26px rgba(23,38,31,.08);
  --t-radius:6px;--t-maxw:1120px;
  --t-head:'Archivo',system-ui,sans-serif;--t-body:'Inter Tight',system-ui,sans-serif;
  --t-mono:'IBM Plex Mono',ui-monospace,SFMono-Regular,Menlo,monospace;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:var(--t-body);color:var(--t-ink);background:var(--t-bg);
  line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}a{color:var(--t-accent-dk);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:var(--t-maxw);margin:0 auto;padding:0 22px}
h1,h2,h3,h4{font-family:var(--t-head);line-height:1.12;margin:0 0 .5em;color:var(--t-ink)}
h1{font-size:clamp(2rem,4.4vw,3.05rem);font-weight:700;letter-spacing:-.4px}
h2{font-size:clamp(1.4rem,2.8vw,1.9rem);font-weight:700;letter-spacing:-.2px}
h3{font-size:1.1rem;font-weight:600}p{margin:0 0 1rem}
:focus-visible{outline:2px solid var(--t-accent);outline-offset:2px}
.site-header{position:sticky;top:0;z-index:50;background:#ffffff;
  border-bottom:1px solid var(--t-line2)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:11px}.brand:hover{text-decoration:none}
.brand .name{font-family:var(--t-head);font-weight:700;font-size:1.16rem;color:var(--t-ink);line-height:1}
.brand .name .accent{color:var(--t-accent-dk)}
.brand .tag{display:block;font-size:.58rem;letter-spacing:1.6px;text-transform:uppercase;
  color:var(--t-muted);margin-top:3px;font-weight:600}
.nav{display:flex;align-items:center;gap:2px}
.nav a{color:var(--t-ink2);font-weight:600;font-size:.83rem;padding:9px 12px;border-radius:5px}
.nav a:hover{color:var(--t-ink);background:var(--t-tint);text-decoration:none}
.nav a.cta{background:var(--t-accent);color:#ffffff}.nav a.cta:hover{background:var(--t-accent-dk)}
.menu-btn{display:none;background:none;border:1px solid var(--t-line2);border-radius:6px;
  width:42px;height:38px;color:var(--t-ink);font-size:1.2rem;cursor:pointer}
@media(max-width:760px){.menu-btn{display:block}
  .nav{position:absolute;top:64px;left:0;right:0;background:#fff;flex-direction:column;
    align-items:stretch;gap:0;padding:8px 14px 16px;display:none;border-bottom:1px solid var(--t-line2)}
  .nav.open{display:flex}.nav a{padding:13px 12px;border-bottom:1px solid var(--t-line)}
  .nav a.cta{margin-top:8px;text-align:center}}
.hero{position:relative;background:var(--t-ink);color:#fff;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;opacity:.55;
  background:radial-gradient(1000px 380px at 78% -10%,rgba(93,182,135,.28),transparent 62%)}
.hero .wrap{position:relative;padding:56px 22px 54px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:center}
@media(max-width:820px){.hero-grid{grid-template-columns:1fr}}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-weight:700;text-transform:uppercase;
  letter-spacing:1.8px;font-size:.72rem;color:var(--t-accent2);margin-bottom:14px;font-family:var(--t-mono)}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--t-accent2);display:inline-block}
.hero h1{color:#fff;max-width:15ch}.hero h1 em{color:var(--t-accent2);font-style:normal}
.hero p.sub{font-size:1.08rem;color:rgba(255,255,255,.82);max-width:52ch;margin:6px 0 24px}
.hero .actions{display:flex;flex-wrap:wrap;gap:12px}
.hero-art{width:100%;max-width:300px;margin:0 auto}
.hero-left{display:flex;flex-direction:column;gap:6px}
.hero-tool{display:flex;flex-direction:column;gap:12px}
.hero-tool .browse-link{margin-top:2px}
@media(max-width:820px){.hero-art{max-width:220px;margin:18px auto 0}}
.btn{display:inline-flex;align-items:center;gap:9px;font-family:var(--t-head);font-weight:700;
  font-size:.92rem;padding:12px 22px;border-radius:var(--t-radius);border:0;cursor:pointer;
  transition:transform .12s,background .12s;text-decoration:none}
.btn:active{transform:scale(.98)}
.btn-primary{background:var(--t-accent);color:#ffffff}
.btn-primary:hover{background:var(--t-accent-dk);text-decoration:none}
.btn-ghost{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.35)}
.btn-ghost:hover{border-color:#fff;text-decoration:none}.btn-block{width:100%;justify-content:center}
.trust{background:var(--t-ink2);color:rgba(255,255,255,.85)}
.trust .wrap{display:flex;flex-wrap:wrap;justify-content:center;gap:12px 30px;padding:13px 22px;
  font-size:.8rem;font-weight:600;font-family:var(--t-mono)}.trust span{display:inline-flex;align-items:center;gap:7px}
.trust .dot{color:var(--t-accent2)}
section{padding:56px 0}.section-head{text-align:center;max-width:60ch;margin:0 auto 34px}
.section-head .kicker{font-family:var(--t-mono);text-transform:uppercase;letter-spacing:1.5px;
  color:var(--t-accent-dk);font-size:.78rem;font-weight:700;margin-bottom:8px}
.section-head p{color:var(--t-muted)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px}
.card{background:var(--t-card);border:1px solid var(--t-line);border-radius:var(--t-radius);padding:22px;
  transition:border-color .14s,transform .14s;display:flex;flex-direction:column}
.card:hover{border-color:var(--t-accent);transform:translateY(-2px);text-decoration:none}
.card .ico{width:42px;height:42px;border-radius:var(--t-radius);background:var(--t-tint);display:flex;
  align-items:center;justify-content:center;margin-bottom:14px}
.card .ico svg{width:24px;height:24px}
.card h3{margin-bottom:6px}.card p{color:var(--t-muted);font-size:.9rem;margin:0 0 14px;flex:1}
.card .go{font-family:var(--t-mono);font-weight:600;font-size:.82rem;color:var(--t-accent-dk)}
.card.flagship{grid-column:span 2;background:var(--t-tint);border-color:var(--t-accent)}
@media(max-width:640px){.card.flagship{grid-column:span 1}}
.tool-hero{background:var(--t-ink);color:#fff;border-bottom:0}
.tool-hero .wrap{padding:38px 22px 34px;position:relative}
.tool-hero .crumbs{font-size:.78rem;color:rgba(255,255,255,.55);margin-bottom:12px;font-weight:600;font-family:var(--t-mono)}
.tool-hero .crumbs a{color:var(--t-accent2)}.tool-hero h1{color:#fff}
.tool-hero p{color:rgba(255,255,255,.82);max-width:60ch;margin:0}
body:not(:has(.calc-layout)) .tool-hero .wrap{max-width:760px}
.calc-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:24px;margin-top:-32px;position:relative;z-index:5}
@media(max-width:860px){.calc-layout{grid-template-columns:1fr;margin-top:-22px}}
.panel{background:var(--t-card);border:1px solid var(--t-line);border-radius:var(--t-radius);
  box-shadow:var(--t-shadow);padding:24px}.panel h2{font-size:1.15rem;margin-bottom:16px}
.field{margin-bottom:14px}.field label{display:block;font-weight:700;font-size:.8rem;
  color:var(--t-ink2);margin-bottom:6px}
.field input,.field select{width:100%;padding:11px 12px;border:1.5px solid var(--t-line2);border-radius:var(--t-radius);
  font-size:1rem;font-family:var(--t-mono);background:#fff;color:var(--t-ink)}
.field input:focus,.field select:focus{outline:none;border-color:var(--t-accent);
  box-shadow:0 0 0 3px rgba(55,129,89,.18)}
.results .panel{background:var(--t-ink);border:0;color:#fff;height:100%}.results h2{color:#fff}
.result-row{display:flex;justify-content:space-between;align-items:baseline;gap:12px;padding:13px 0;
  border-bottom:1px solid rgba(255,255,255,.12)}.result-row:last-child{border-bottom:0}
.result-row .lbl{color:rgba(255,255,255,.68);font-weight:600;font-size:.88rem}
.result-row .val{font-family:var(--t-mono);font-weight:600;font-size:1.4rem;color:var(--t-accent2);
  font-variant-numeric:tabular-nums}
.result-row.hero-result{border-bottom:2px solid var(--t-accent2);padding-bottom:16px}
.result-row.hero-result .val{font-size:2rem;color:var(--t-accent2);font-weight:700}
.note{font-size:.8rem;color:var(--t-muted);margin-top:14px}.results .note{color:rgba(255,255,255,.55)}
.prose{max-width:760px;margin:0 auto}.prose p{color:var(--t-ink2)}.lead{font-size:1.08rem;color:var(--t-ink2)}
.callout{background:var(--t-tint);border-left:3px solid var(--t-accent);border-radius:0 var(--t-radius) var(--t-radius) 0;
  padding:16px 18px;margin:22px 0}
.faq{max-width:760px;margin:0 auto}.faq details{background:var(--t-card);border:1px solid var(--t-line);
  border-radius:var(--t-radius);padding:2px 18px;margin-bottom:10px}
.faq summary{font-family:var(--t-head);font-weight:600;font-size:1.02rem;cursor:pointer;padding:15px 0;
  list-style:none;display:flex;justify-content:space-between;align-items:center;gap:14px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:1.4rem;color:var(--t-accent);font-weight:300}
.faq details[open] summary::after{content:"\2212"}.faq details p{color:var(--t-ink2);margin:0 0 16px}
.alt{background:var(--t-tint)}
.supplier{background:var(--t-ink2);border-radius:var(--t-radius);padding:28px;text-align:center;color:#fff;margin:34px 0}
.supplier h3{color:#fff;font-size:1.25rem;margin-bottom:8px}
.supplier p{color:rgba(255,255,255,.8);max-width:52ch;margin:0 auto 18px}
.supplier .actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
table{border-collapse:collapse;width:100%;margin:16px 0}
th,td{border-bottom:1px solid var(--t-line2);padding:9px 11px;text-align:left;font-size:.9rem}
th{background:transparent;font-family:var(--t-mono);font-weight:600;font-size:.76rem;
  text-transform:uppercase;letter-spacing:.06em;color:var(--t-muted);border-bottom:2px solid var(--t-ink)}
td:nth-child(n+2){font-family:var(--t-mono);font-variant-numeric:tabular-nums;white-space:nowrap}
.form-card{max-width:560px;margin:0 auto;background:var(--t-card);border:1px solid var(--t-line);
  border-radius:var(--t-radius);padding:28px}
textarea{width:100%;padding:11px 12px;border:1.5px solid var(--t-line2);border-radius:var(--t-radius);font-size:1rem;
  font-family:var(--t-body);min-height:130px;resize:vertical}
textarea:focus{outline:none;border-color:var(--t-accent);box-shadow:0 0 0 3px rgba(55,129,89,.18)}
.site-footer{background:var(--t-ink);color:rgba(255,255,255,.65);margin-top:20px}
.site-footer .wrap{padding:44px 22px 24px}
.site-footer .brand svg rect{fill:#fff}
.site-footer .brand .name{color:#fff}
.foot-grid{display:grid;grid-template-columns:1.8fr 1fr 1fr;gap:32px;align-items:start;margin-bottom:28px}
.foot-grid a{display:block;margin:0 0 9px}
@media(max-width:760px){.foot-grid{grid-template-columns:1fr 1fr}}
.foot-grid .blurb{max-width:34ch;font-size:.88rem;margin-top:12px;color:rgba(255,255,255,.6)}
.foot-col h4{font-family:var(--t-mono);font-size:.76rem;color:#fff;margin-bottom:13px;text-transform:uppercase;letter-spacing:.08em}
.foot-col a{display:block;color:rgba(255,255,255,.65);font-size:.88rem;padding:0}
.foot-col a:hover{color:var(--t-accent2);text-decoration:none}
.foot-bottom{border-top:1px solid rgba(255,255,255,.14);padding-top:18px;display:flex;flex-wrap:wrap;
  justify-content:space-between;gap:12px;font-size:.78rem;color:rgba(255,255,255,.45)}
.disclosure{background:rgba(0,0,0,.25);color:rgba(255,255,255,.5);font-size:.75rem;text-align:center;padding:14px 22px}
.center{text-align:center}
.mono{font-family:var(--t-mono);font-variant-numeric:tabular-nums}
.spec-label{font-family:var(--t-mono);text-transform:uppercase;letter-spacing:.08em;font-size:.76rem;
  color:var(--t-accent-dk);font-weight:700;margin-bottom:8px;display:block}
.authority-strip{display:flex;flex-wrap:wrap;gap:10px 20px;padding:14px 16px;background:var(--t-tint);
  border-radius:var(--t-radius);font-size:.82rem;color:var(--t-ink2);margin-top:14px}
.authority-strip span{display:inline-flex;align-items:center;gap:6px}
.byline{display:flex;align-items:center;gap:10px;margin:16px 0;font-size:.9rem;color:var(--t-muted)}
.byline img{border-radius:50%;object-fit:cover}
.author-box{display:flex;gap:16px;align-items:flex-start;background:var(--t-card);border:1px solid var(--t-line);
  border-radius:var(--t-radius);padding:20px;margin:28px 0}
.author-box img{border-radius:50%;object-fit:cover;flex:none}
.author-box .kicker-sm{font-size:.7rem;letter-spacing:.06em;text-transform:uppercase;color:var(--t-muted);font-weight:700;margin-bottom:3px}
.author-box .aname{font-weight:700;font-size:1.02rem;line-height:1.2}
.author-box .arole{font-size:.84rem;color:var(--t-muted);margin:1px 0 8px}
.author-box p{margin:0;font-size:.92rem;line-height:1.56;color:var(--t-ink2)}
.dataset-table{overflow-x:auto}
.cite-line{font-size:.82rem;color:var(--t-muted);border-top:1px solid var(--t-line);padding-top:14px;margin-top:22px}
.util-bar{display:flex;gap:10px;flex-wrap:wrap;margin:14px 0}
.util-bar button{font-family:var(--t-mono);font-size:.78rem;background:var(--t-card);border:1px solid var(--t-line2);
  border-radius:var(--t-radius);padding:7px 12px;cursor:pointer;color:var(--t-ink2)}
.util-bar button:hover{border-color:var(--t-accent);color:var(--t-accent-dk)}

/* page-specific components (comparison tools, tabs, hints) */
.result-table{width:100%;margin-top:16px}
.result-table th{background:transparent}
.result-table .winner{background:var(--t-tint);font-weight:700;color:var(--t-accent-dk)}
.result-row.highlight .val{color:#c9971f}
.result-row .val.loss{color:#c23b3b}
.callout.warn{background:#fff3cd;border-color:#e6a817}
.compare-table{margin:24px 0}
.compare-table th{white-space:nowrap}
.sched-table{overflow-x:auto;margin:16px 0}
.tab-row{display:flex;gap:8px;margin-bottom:16px;border-bottom:1px solid var(--t-line);padding-bottom:0}
.tab-row button{font-family:var(--t-head);font-weight:600;font-size:.85rem;padding:9px 4px;background:none;
  border:0;border-bottom:2px solid transparent;color:var(--t-muted);cursor:pointer;margin-right:14px}
.tab-row button.active{color:var(--t-accent-dk);border-bottom-color:var(--t-accent)}
.tab-row button:hover{color:var(--t-ink)}
.hint{font-size:.78rem;color:var(--t-muted);margin:-9px 0 14px}
.verdict-box{background:var(--t-tint);border:1px solid var(--t-line2);border-radius:var(--t-radius);
  padding:16px 18px;margin:18px 0;font-size:.94rem;color:var(--t-ink2)}
@media(prefers-reduced-motion:reduce){*{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}}