/* ============ arasniff shared styles ============ */
:root{
  --grid:#0B1B2B; --grid-2:#0F2435; --grid-3:#08141F;
  --day:#F6F7F4; --card:#FFFFFF;
  --ink:#13222E; --slate:#5C6B77; --faint:#8696A1;
  --gold:#F4A93B; --gold-soft:rgba(244,169,59,.14);
  --teal:#16A589; --teal-soft:rgba(22,165,137,.12);
  --readout:#5BE3C0;
  --line:rgba(19,34,46,.10); --line-dark:rgba(255,255,255,.10);
  --r:14px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0; background:var(--day); color:var(--ink);
  font-family:'Inter',system-ui,sans-serif; font-size:17px; line-height:1.6; -webkit-font-smoothing:antialiased;}
h1,h2,h3,h4,.display{font-family:'Space Grotesk',sans-serif; letter-spacing:-.02em; line-height:1.1; margin:0;}
a{color:inherit}
.wrap{max-width:1080px; margin:0 auto; padding:0 24px;}
.narrow{max-width:760px; margin:0 auto; padding:0 24px;}
.mono{font-family:'JetBrains Mono',monospace;}

/* NAV */
nav{position:sticky; top:0; z-index:50; background:rgba(11,27,43,.92); backdrop-filter:blur(8px); border-bottom:1px solid var(--line-dark);}
.nav-in{display:flex; align-items:center; gap:18px; height:62px;}
.brand{display:flex; align-items:center; gap:10px; color:#fff; font-family:'Space Grotesk'; font-weight:700; font-size:19px; text-decoration:none; letter-spacing:-.01em;}
.brand .tag{font-family:'Inter'; font-weight:500; font-size:11px; letter-spacing:.14em; text-transform:uppercase; color:var(--readout); opacity:.85;}
.sun{width:26px;height:26px;flex:none}
.nav-links{margin-left:auto; display:flex; gap:22px; font-size:14px; font-weight:500;}
.nav-links a{color:#cdd8e0; text-decoration:none; transition:color .15s;}
.nav-links a:hover{color:#fff}
.nav-links a.active{color:#fff}
@media(max-width:720px){.nav-links{gap:16px; font-size:13px}}
@media(max-width:480px){.nav-links a.hide-sm{display:none}}

/* HERO (home) */
.hero{background:var(--grid); color:#fff; padding:54px 0 64px; position:relative; overflow:hidden;}
.hero::before{content:""; position:absolute; inset:0; background:
  radial-gradient(620px 300px at 86% -8%, rgba(244,169,59,.20), transparent 70%),
  radial-gradient(540px 280px at 4% 108%, rgba(22,165,137,.16), transparent 72%); pointer-events:none;}
.hero .wrap{position:relative}
.eyebrow{font-size:12px; font-weight:600; letter-spacing:.16em; text-transform:uppercase; color:var(--gold); margin-bottom:16px;}
.hero h1{font-size:clamp(32px,5vw,52px); font-weight:600; max-width:15ch;}
.hero h1 em{font-style:normal; color:var(--gold);}
.hero p.lede{margin:18px 0 0; max-width:54ch; color:#c4d0d9; font-size:18px;}
.hero p.lede b{color:#fff; font-weight:600;}

/* CONSOLE / CALCULATOR */
.console{margin-top:38px; display:grid; grid-template-columns:1.05fr .95fr; background:var(--card); color:var(--ink); border-radius:18px; overflow:hidden; box-shadow:0 30px 60px -28px rgba(0,0,0,.55);}
@media(max-width:860px){.console{grid-template-columns:1fr}}
.inputs{padding:30px 30px 32px;}
.inputs h2{font-size:14px; font-weight:600; letter-spacing:.04em; text-transform:uppercase; color:var(--slate); margin-bottom:4px;}
.inputs .hint{font-size:13px; color:var(--faint); margin:0 0 20px;}
.field{margin-bottom:16px;}
.field label{display:block; font-size:13.5px; font-weight:600; margin-bottom:6px; color:var(--ink);}
.field .sub{font-weight:400; color:var(--faint); font-size:12.5px;}
.in{display:flex; align-items:center; border:1.5px solid var(--line); border-radius:10px; background:#fff; transition:border-color .15s, box-shadow .15s;}
.in:focus-within{border-color:var(--teal); box-shadow:0 0 0 3px var(--teal-soft);}
.in .pre{padding:0 0 0 13px; color:var(--faint); font-weight:600; font-size:15px;}
.in input,.in select{flex:1; border:0; outline:0; padding:12px 13px; font-family:'JetBrains Mono'; font-size:14px; background:transparent; color:var(--ink); width:100%; appearance:none; -webkit-appearance:none;}
.in select{cursor:pointer; background-image:url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%238696A1' stroke-width='2'%3e%3cpath d='M6 9l6 6 6-6'/%3e%3c/svg%3e"); background-repeat:no-repeat; background-position:right 12px center; background-size:16px; padding-right:36px;}
.gen-readout{font-size:12.5px; color:var(--slate); margin-top:7px;}
.gen-readout b{color:var(--teal); font-family:'JetBrains Mono';}
.search-row{display:flex; gap:8px;}
.search-row .in{flex:1}
.search-btn{flex:none; border:0; border-radius:10px; background:var(--ink); color:#fff; font-family:'Space Grotesk'; font-weight:600; font-size:14px; padding:0 18px; cursor:pointer; transition:filter .15s;}
.search-btn:hover{filter:brightness(1.2)}
.search-btn:disabled{opacity:.55; cursor:default}
.loc-status{margin-top:10px; font-size:13px; border-radius:10px; padding:11px 13px; display:none;}
.loc-status.show{display:block}
.loc-status.ok{background:var(--teal-soft); color:#0c5446;}
.loc-status.ok b{color:#08382e}
.loc-status.err{background:var(--gold-soft); color:#6b4a14;}
.loc-status.err b{color:#4a3209}
.loc-status.loading{background:#f0f1ef; color:var(--slate);}
.fallback-toggle{margin-top:10px}
.fallback-toggle summary{cursor:pointer; font-size:12.5px; font-weight:600; color:var(--faint); list-style:none;}
.fallback-toggle summary::-webkit-details-marker{display:none}
.fallback-toggle[open] summary{margin-bottom:10px}
.seg{display:flex; gap:8px;}
.seg button{flex:1; padding:10px 4px; border:1.5px solid var(--line); background:#fff; border-radius:10px; cursor:pointer; font-family:'Inter'; font-weight:600; font-size:13px; color:var(--slate); transition:all .15s;}
.seg button .k{display:block; font-size:11px; font-weight:500; color:var(--faint); margin-top:1px;}
.seg button.on{border-color:var(--teal); background:var(--teal-soft); color:var(--ink);}
.seg button.on .k{color:var(--teal);}
.row2{display:grid; grid-template-columns:1fr 1fr; gap:14px;}
details.adv{margin:6px 0 18px; border-top:1px solid var(--line); padding-top:14px;}
details.adv summary{cursor:pointer; font-size:13px; font-weight:600; color:var(--teal); list-style:none;}
details.adv summary::-webkit-details-marker{display:none}
details.adv summary::before{content:"+ "; font-family:'JetBrains Mono';}
details.adv[open] summary::before{content:"\2013 ";}
.calc-btn{width:100%; margin-top:6px; padding:15px; border:0; border-radius:11px; background:var(--gold); color:#3a2708; font-family:'Space Grotesk'; font-weight:700; font-size:16px; cursor:pointer; transition:transform .08s, filter .15s; letter-spacing:.01em;}
.calc-btn:hover{filter:brightness(1.05)}
.calc-btn:active{transform:translateY(1px)}

/* READOUT */
.readout{background:var(--grid-3); color:#fff; padding:30px 30px 32px; position:relative; display:flex; flex-direction:column;}
.readout::after{content:""; position:absolute; inset:0; background:radial-gradient(380px 200px at 70% 0%, rgba(91,227,192,.10), transparent 70%); pointer-events:none;}
.meter-label{font-size:11px; font-weight:600; letter-spacing:.18em; text-transform:uppercase; color:#7d93a2;}
.payback{margin:8px 0 4px; display:flex; align-items:baseline; gap:10px;}
.payback .num{font-family:'JetBrains Mono'; font-weight:700; font-size:clamp(46px,8vw,66px); color:var(--readout); line-height:1; text-shadow:0 0 26px rgba(91,227,192,.35);}
.payback .unit{font-family:'Space Grotesk'; font-weight:600; font-size:18px; color:#c7d3db;}
.payback-sub{font-size:13px; color:#8fa3b1; margin-bottom:22px;}
.grid-out{display:grid; grid-template-columns:1fr 1fr; gap:1px; background:var(--line-dark); border-radius:12px; overflow:hidden; border:1px solid var(--line-dark);}
.cell{background:var(--grid-2); padding:15px 16px;}
.cell .l{font-size:11px; letter-spacing:.06em; text-transform:uppercase; color:#7d93a2; font-weight:600;}
.cell .v{font-family:'JetBrains Mono'; font-weight:700; font-size:21px; margin-top:5px; color:#fff;}
.cell .v.gold{color:var(--gold)}
.cell .v.teal{color:var(--readout)}
.cell.full{grid-column:1/-1; background:var(--grid-2);}
.readout .note{font-size:11.5px; color:#6f8492; margin-top:16px; line-height:1.5;}
.placeholder .num,.placeholder .v{opacity:.32}

/* SECTIONS */
section.block{padding:64px 0;}
section.block.alt{background:#fff; border-top:1px solid var(--line); border-bottom:1px solid var(--line);}
.kicker{font-size:12px; font-weight:600; letter-spacing:.16em; text-transform:uppercase; color:var(--teal); margin-bottom:12px;}
h2.head{font-size:clamp(26px,3.4vw,34px); font-weight:600; max-width:22ch;}
.lead{color:var(--slate); max-width:62ch; margin-top:14px; font-size:18px;}
.cards{display:grid; grid-template-columns:repeat(3,1fr); gap:18px; margin-top:34px;}
@media(max-width:760px){.cards{grid-template-columns:1fr}}
.c{background:var(--day); border:1px solid var(--line); border-radius:var(--r); padding:24px;}
section.block.alt .c{background:var(--day)}
.c .step{font-family:'JetBrains Mono'; font-weight:700; color:var(--gold); font-size:14px;}
.c h3{font-size:19px; margin:10px 0 8px; font-weight:600;}
.c p{margin:0; color:var(--slate); font-size:15.5px;}

/* METHOD */
.method{display:grid; grid-template-columns:1fr 1fr; gap:14px 40px; margin-top:30px;}
@media(max-width:760px){.method{grid-template-columns:1fr}}
.m-item{border-top:1.5px solid var(--ink); padding-top:12px;}
.m-item .mk{font-family:'JetBrains Mono'; font-size:13px; font-weight:700; color:var(--teal);}
.m-item h4{margin:6px 0 4px; font-family:'Space Grotesk'; font-size:16px; font-weight:600;}
.m-item p{margin:0; font-size:14.5px; color:var(--slate);}
.flag{background:var(--gold-soft); border:1px solid rgba(244,169,59,.4); border-radius:12px; padding:18px 20px; margin-top:30px; font-size:14.5px; color:#6b4a14;}
.flag b{color:#4a3209}

/* GUIDE CARDS */
.guide-grid{display:grid; grid-template-columns:repeat(2,1fr); gap:18px; margin-top:34px;}
@media(max-width:720px){.guide-grid{grid-template-columns:1fr}}
a.guide{display:block; text-decoration:none; color:inherit; background:#fff; border:1px solid var(--line); border-radius:var(--r); padding:24px; transition:transform .12s, box-shadow .12s, border-color .12s;}
a.guide:hover{transform:translateY(-2px); box-shadow:0 18px 36px -22px rgba(11,27,43,.4); border-color:rgba(22,165,137,.4);}
a.guide .tagline{font-family:'JetBrains Mono'; font-size:12px; font-weight:700; color:var(--teal); text-transform:uppercase; letter-spacing:.06em;}
a.guide h3{font-size:20px; margin:10px 0 8px; font-weight:600;}
a.guide p{margin:0; color:var(--slate); font-size:15px;}
a.guide .more{display:inline-block; margin-top:14px; color:var(--teal); font-weight:600; font-size:14px;}

/* ARTICLE */
.article-hero{background:var(--grid); color:#fff; padding:46px 0 40px; position:relative; overflow:hidden;}
.article-hero::before{content:""; position:absolute; inset:0; background:radial-gradient(600px 260px at 90% -20%, rgba(244,169,59,.16), transparent 70%); pointer-events:none;}
.article-hero .narrow{position:relative}
.article-hero .eyebrow{margin-bottom:14px}
.article-hero h1{font-size:clamp(28px,4.4vw,42px); font-weight:600; max-width:24ch;}
.byline{margin-top:18px; font-size:13.5px; color:#9fb1bd; display:flex; flex-wrap:wrap; gap:6px 14px; align-items:center;}
.byline .dot{color:#46596a}
.byline b{color:#d7e0e7; font-weight:600}
.prose{padding:48px 0 24px;}
.prose p,.prose li{font-size:17.5px; color:#27343d; line-height:1.72;}
.prose h2{font-size:26px; font-weight:600; margin:38px 0 12px;}
.prose h3{font-size:20px; font-weight:600; margin:28px 0 8px;}
.prose ul,.prose ol{padding-left:22px;}
.prose li{margin-bottom:8px;}
.prose strong{color:var(--ink);}
.prose a{color:var(--teal); font-weight:600; text-decoration:underline; text-underline-offset:2px;}
.prose .lede-p{font-size:19px; color:var(--slate);}
.callout{background:var(--gold-soft); border:1px solid rgba(244,169,59,.4); border-radius:12px; padding:18px 20px; margin:26px 0; font-size:15.5px; color:#6b4a14;}
.callout b{color:#4a3209}
.callout.teal{background:var(--teal-soft); border-color:rgba(22,165,137,.35); color:#0c5446}
.callout.teal b{color:#08382e}
.cta-box{background:var(--grid); color:#fff; border-radius:16px; padding:28px 30px; margin:36px 0; display:flex; flex-wrap:wrap; align-items:center; gap:18px; justify-content:space-between;}
.cta-box .t{max-width:60ch}
.cta-box h3{font-size:21px; font-weight:600; color:#fff;}
.cta-box p{margin:6px 0 0; color:#bcc9d2; font-size:15px;}
.cta-box a{flex:none; background:var(--gold); color:#3a2708; font-family:'Space Grotesk'; font-weight:700; padding:13px 22px; border-radius:11px; text-decoration:none; font-size:15px;}
table.data{width:100%; border-collapse:collapse; margin:22px 0; font-size:15.5px;}
table.data th,table.data td{text-align:left; padding:11px 14px; border-bottom:1px solid var(--line);}
table.data th{font-family:'Space Grotesk'; font-size:13px; text-transform:uppercase; letter-spacing:.04em; color:var(--slate);}
table.data td.mono{font-family:'JetBrains Mono'; font-weight:700;}
.reviewed{font-size:13px; color:var(--faint); border-top:1px solid var(--line); margin-top:40px; padding-top:18px;}
.related{margin-top:8px}

/* DOC PAGES */
.doc-hero{background:var(--grid); color:#fff; padding:44px 0 36px;}
.doc-hero h1{font-size:clamp(28px,4vw,40px); font-weight:600;}
.doc-hero .eyebrow{margin-bottom:12px}
.doc{padding:46px 0;}
.doc p,.doc li{color:#2a373f; font-size:16.5px; max-width:72ch;}
.doc h2{font-size:22px; font-weight:600; margin:30px 0 8px;}
.doc h3{font-size:18px; font-weight:600; margin:24px 0 6px;}
.doc a{color:var(--teal); font-weight:600;}
.edit{background:#fff4dd; border-left:3px solid var(--gold); padding:3px 8px; border-radius:4px; font-weight:600; color:#7a5410; font-family:'JetBrains Mono'; font-size:.9em;}
.note-box{font-size:13.5px;color:var(--faint);margin-top:18px;border-top:1px solid var(--line);padding-top:14px}

/* FOOTER */
footer{background:var(--grid); color:#a9bac6; padding:42px 0 52px; font-size:14px;}
footer .fcols{display:flex; flex-wrap:wrap; gap:30px 60px; justify-content:space-between;}
footer .fbrand{display:flex;align-items:center;gap:9px;color:#fff;font-family:'Space Grotesk';font-weight:700;font-size:18px;text-decoration:none;margin-bottom:10px}
footer .fcol h4{font-size:12px; text-transform:uppercase; letter-spacing:.1em; color:#6f8492; font-family:'Inter'; font-weight:600; margin-bottom:12px;}
footer .fcol a{display:block; color:#cdd8e0; text-decoration:none; margin-bottom:8px; font-size:14px;}
footer .fcol a:hover{color:#fff}
footer .fine{margin-top:26px; color:#6f8492; font-size:12.5px; max-width:90ch; line-height:1.6; border-top:1px solid var(--line-dark); padding-top:20px;}

:focus-visible{outline:2px solid var(--gold); outline-offset:2px; border-radius:4px;}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}