/* Umbral design system, investmentvisa.co
   Ground is near-white. One hard black rule is the brand. Three route lines, one orange accent.
   Nothing else gets color. */
:root{
  --ground:#FAFAF8;--card:#FFFFFF;--ink:#111214;--ink-2:#3A3D42;--ink-3:#6B7078;--hair:#DADBD6;--hair-2:#ECECE8;
  --m:#0B8F8A;--r:#1D4ED8;--n:#4B5A6B;--go:#FF5A1F;--go-soft:#FFEDE5;--m-soft:#E4F4F3;--r-soft:#E6EDFB;--n-soft:#EAEDF0;
  --display:"Archivo",system-ui,sans-serif;--body:"Public Sans",system-ui,sans-serif;--mono:"JetBrains Mono",ui-monospace,monospace;
  --wrap:1120px;--rule:3px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}
body{margin:0;background:var(--ground);color:var(--ink);font-family:var(--body);font-size:17px;line-height:1.6;font-feature-settings:"kern";-webkit-font-smoothing:antialiased}
img,svg,picture{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible,select:focus-visible,input:focus-visible{outline:3px solid var(--go);outline-offset:3px}
h1,h2,h3,h4{font-family:var(--display);line-height:1.05;letter-spacing:-.02em;margin:0 0 .5em;font-weight:700}
h1{font-size:clamp(2.4rem,6vw,4.6rem);letter-spacing:-.035em}
h2{font-size:clamp(1.7rem,3.4vw,2.6rem)}
h3{font-size:1.35rem;letter-spacing:-.01em}
p{margin:0 0 1.1em}
.num{font-family:var(--display);font-variant-numeric:tabular-nums;letter-spacing:-.03em}
.mono{font-family:var(--mono);font-size:.78rem;letter-spacing:.02em}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 clamp(18px,4vw,40px)}
.hide{display:none!important}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* ---- The rule. Every page carries it. ---- */
.rule{height:var(--rule);background:var(--ink);width:100%}
.rule.thin{height:1px;background:var(--hair)}

/* ---- Header ---- */
.top{position:sticky;top:0;z-index:50;background:rgba(250,250,248,.92);backdrop-filter:saturate(1.2) blur(8px)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;height:64px;gap:20px}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--display);font-weight:700;letter-spacing:-.02em;font-size:1.05rem}
.brand svg{width:26px;height:26px}
.nav{display:flex;gap:22px;align-items:center;font-size:.92rem;color:var(--ink-2)}
.nav a{padding:6px 0;border-bottom:2px solid transparent}
.nav a:hover,.nav a[aria-current]{border-color:var(--ink);color:var(--ink)}
.nav .cta{background:var(--ink);color:#fff;padding:9px 16px;border-radius:999px;border:0;font-weight:600}
.nav .cta:hover{background:var(--go)}
.burger{display:none;background:none;border:1px solid var(--hair);border-radius:8px;width:42px;height:38px;cursor:pointer}
.burger span{display:block;width:18px;height:2px;background:var(--ink);margin:4px auto}
@media(max-width:820px){
  .nav{display:none;position:absolute;left:0;right:0;top:64px;background:var(--ground);flex-direction:column;align-items:stretch;padding:14px clamp(18px,4vw,40px) 22px;border-bottom:var(--rule) solid var(--ink)}
  .nav.open{display:flex}.nav a{padding:10px 0;border-bottom:1px solid var(--hair-2)}.nav .cta{text-align:center;margin-top:8px}
  .burger{display:block}
}

/* ---- Hero ---- */
.hero{padding:clamp(40px,7vw,88px) 0 clamp(28px,4vw,48px)}
.hero .eyebrow{font-family:var(--mono);font-size:.78rem;color:var(--ink-3);letter-spacing:.06em;text-transform:uppercase;margin-bottom:18px;display:flex;gap:10px;align-items:center}
.hero .eyebrow i{display:inline-block;width:10px;height:10px;border-radius:50%;background:var(--go)}
.hero h1{max-width:16ch}
.hero .lede{font-size:clamp(1.05rem,1.6vw,1.3rem);color:var(--ink-2);max-width:60ch;margin-top:18px}
.hero .lede strong{color:var(--ink)}

/* ---- The threshold board (homepage signature) ---- */
.board{position:relative;padding:34px 0 10px}
.board svg{width:100%;height:auto}
.board .lines{display:grid;grid-template-columns:1fr;gap:0;position:relative}
.tline{display:grid;grid-template-columns:120px 1fr;gap:18px;align-items:center;padding:16px 0;border-bottom:1px solid var(--hair-2)}
.tline:last-child{border-bottom:0}
.tline .tag{font-family:var(--mono);font-size:.74rem;letter-spacing:.06em;text-transform:uppercase;display:flex;align-items:center;gap:8px}
.tline .tag b{display:inline-block;width:22px;height:5px;border-radius:3px}
.tline.m .tag b{background:var(--m)}.tline.r .tag b{background:var(--r)}.tline.n .tag b{background:var(--n)}
.tline .fig{display:flex;flex-wrap:wrap;gap:6px 22px;align-items:baseline}
.tline .fig .cop{font-family:var(--display);font-size:clamp(1.5rem,3.6vw,2.4rem);font-variant-numeric:tabular-nums;letter-spacing:-.03em;font-weight:700}
.tline .fig .usd{color:var(--ink-3);font-family:var(--mono);font-size:.85rem}
.tline .fig .why{width:100%;color:var(--ink-2);font-size:.95rem}
@media(max-width:640px){.tline{grid-template-columns:1fr;gap:6px}}
.stamp{font-family:var(--mono);font-size:.76rem;color:var(--ink-3);display:flex;flex-wrap:wrap;gap:6px 18px;padding:14px 0 0}
.stamp b{color:var(--ink);font-weight:600}
.stamp .live{color:var(--m)}

/* ---- Sections ---- */
section{padding:clamp(40px,6vw,76px) 0}
.sec-h{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.4fr);gap:28px;align-items:end;margin-bottom:clamp(22px,3vw,40px)}
.sec-h h2{margin:0}.sec-h p{margin:0;color:var(--ink-2)}
@media(max-width:820px){.sec-h{grid-template-columns:1fr}}
.kicker{font-family:var(--mono);font-size:.74rem;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3);margin-bottom:10px;display:block}

/* Route cards: the three paths */
.routes{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.route{background:var(--card);border:1px solid var(--hair);border-radius:14px;padding:26px 24px 22px;position:relative;display:flex;flex-direction:column;transition:transform .18s,border-color .18s}
.route:hover{transform:translateY(-3px);border-color:var(--ink)}
.route::before{content:"";position:absolute;left:24px;right:24px;top:0;height:5px;border-radius:0 0 4px 4px}
.route.m::before{background:var(--m)}.route.r::before{background:var(--r)}.route.n::before{background:var(--n)}
.route .kicker{margin-top:6px}
.route h3{margin-bottom:6px}
.route .thr{font-family:var(--display);font-size:1.6rem;font-variant-numeric:tabular-nums;letter-spacing:-.03em;margin:8px 0 2px}
.route .thr small{font-family:var(--mono);font-size:.74rem;color:var(--ink-3);letter-spacing:.02em;display:block;margin-top:2px}
.route p{color:var(--ink-2);font-size:.97rem;flex:1}
.route .go{font-weight:600;display:inline-flex;gap:8px;align-items:center;margin-top:10px}
.route .go::after{content:"→";transition:transform .18s}
.route:hover .go::after{transform:translateX(4px)}
@media(max-width:820px){.routes{grid-template-columns:1fr}}

/* Stations: sequence lines */
.stations{list-style:none;padding:0;margin:0;position:relative}
.stations::before{content:"";position:absolute;left:12px;top:14px;bottom:14px;width:4px;background:var(--m);border-radius:2px}
.stations.r::before{background:var(--r)}
.stations li{position:relative;padding:0 0 28px 44px}
.stations li:last-child{padding-bottom:0}
.stations li::before{content:"";position:absolute;left:4px;top:4px;width:14px;height:14px;border-radius:50%;background:var(--card);border:3px solid var(--m)}
.stations.r li::before{border-color:var(--r)}
.stations li.fixed::before{background:var(--ink);border-color:var(--ink)}
.stations li strong{display:block;font-family:var(--display);font-size:1.15rem;letter-spacing:-.01em;margin-bottom:4px}
.stations li p{margin:0;color:var(--ink-2)}
.stations li .lock{font-family:var(--mono);font-size:.72rem;color:var(--go);letter-spacing:.06em;text-transform:uppercase;margin-left:8px}

/* Prose pages */
.article{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:clamp(30px,5vw,72px);padding-top:clamp(28px,4vw,48px)}
.article .body{max-width:68ch;font-size:1.04rem}
.article h2{margin-top:2em;padding-top:.5em;border-top:1px solid var(--hair)}
.article h3{margin-top:1.6em}
.article ul,.article ol{padding-left:1.3em;color:var(--ink-2)}.article li{margin-bottom:.45em}
.article blockquote{margin:1.4em 0;padding:16px 20px;border-left:4px solid var(--go);background:var(--go-soft);border-radius:0 10px 10px 0;color:var(--ink)}
.article blockquote p:last-child{margin:0}
.article table{width:100%;border-collapse:collapse;font-size:.95rem;margin:1.2em 0}
.article th,.article td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--hair);vertical-align:top}
.article th{font-family:var(--mono);font-size:.74rem;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-3)}
.article td.n{font-variant-numeric:tabular-nums;font-family:var(--display);white-space:nowrap}
.src{font-family:var(--mono);font-size:.76rem;color:var(--ink-3);border-top:1px dashed var(--hair);padding-top:8px;margin:1.6em 0}
.src a{text-decoration:underline;text-underline-offset:2px}
.aside{position:sticky;top:84px;align-self:start;display:flex;flex-direction:column;gap:18px}
.aside .box{background:var(--card);border:1px solid var(--hair);border-radius:14px;padding:20px}
.aside .box h4{margin:0 0 10px;font-size:.95rem}
.aside .box .cop{font-family:var(--display);font-size:1.4rem;font-variant-numeric:tabular-nums;letter-spacing:-.03em}
.aside .box small{font-family:var(--mono);font-size:.72rem;color:var(--ink-3);display:block;margin-top:2px}
.aside .box ul{list-style:none;padding:0;margin:0}.aside .box li{padding:7px 0;border-bottom:1px solid var(--hair-2);font-size:.92rem}.aside .box li:last-child{border:0}
.aside .box li a:hover{color:var(--go)}
@media(max-width:900px){.article{grid-template-columns:1fr}.aside{position:static}}

/* Interpretation notice */
.interp{border:1px solid var(--ink);border-radius:12px;padding:16px 18px;margin:1.4em 0;background:var(--card)}
.interp .kicker{color:var(--go);margin-bottom:6px}
.interp p{margin:0;font-size:.96rem;color:var(--ink-2)}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:10px;background:var(--ink);color:#fff;font-weight:600;padding:14px 22px;border-radius:999px;border:0;cursor:pointer;font-family:var(--body);font-size:1rem;transition:background .18s,transform .18s}
.btn:hover{background:var(--go);transform:translateY(-1px)}
.btn.ghost{background:transparent;color:var(--ink);border:1.5px solid var(--ink)}
.btn.ghost:hover{background:var(--ink);color:#fff}
.btn.wa{background:var(--m)}.btn.wa:hover{background:var(--go)}
.btn svg{width:18px;height:18px}

/* Calculator / qualifier */
.calc{background:var(--card);border:1px solid var(--hair);border-radius:16px;padding:clamp(20px,3vw,32px)}
.calc label{display:block;font-family:var(--mono);font-size:.74rem;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-3);margin-bottom:8px}
.calc input[type=range]{width:100%;accent-color:var(--go)}
.calc .row{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-bottom:16px}
@media(max-width:640px){.calc .row{grid-template-columns:1fr}}
.calc select,.calc input[type=number],.qz input,.qz select,.qz textarea{width:100%;font:inherit;padding:12px 14px;border:1.5px solid var(--hair);border-radius:10px;background:var(--ground);color:var(--ink)}
.calc .out{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:10px}
.calc .out div{padding:16px;border-radius:12px;border:1px solid var(--hair)}
.calc .out .big{font-family:var(--display);font-size:1.7rem;font-variant-numeric:tabular-nums;letter-spacing:-.03em}
.calc .out small{font-family:var(--mono);font-size:.72rem;color:var(--ink-3);display:block}
.calc .out .ok{border-color:var(--go);background:var(--go-soft)}
@media(max-width:640px){.calc .out{grid-template-columns:1fr}}

/* Threshold meter: the signature interaction */
.meter{position:relative;height:120px;margin:18px 0 8px}
.meter .bar{position:absolute;left:0;right:0;top:60px;height:var(--rule);background:var(--ink)}
.meter .lbl{position:absolute;top:70px;font-family:var(--mono);font-size:.72rem;color:var(--ink-3);transform:translateX(-50%);white-space:nowrap}
.meter .tick{position:absolute;top:50px;width:2px;height:23px;background:var(--ink);transform:translateX(-50%)}
.meter .dot{position:absolute;top:60px;width:22px;height:22px;border-radius:50%;background:var(--go);transform:translate(-50%,-50%);box-shadow:0 0 0 5px var(--ground);transition:left .25s ease,top .25s ease}
.meter .dot.under{top:60px}
.meter .dot .cap{position:absolute;top:-34px;left:50%;transform:translateX(-50%);font-family:var(--mono);font-size:.72rem;white-space:nowrap;color:var(--ink);background:var(--ground);padding:2px 6px;border-radius:6px}

/* Qualifier */
.qz{background:var(--card);border:1px solid var(--hair);border-radius:16px;padding:clamp(20px,3vw,32px);max-width:720px;margin:0 auto}
.qz .steps{display:flex;gap:6px;margin-bottom:26px}
.qz .steps i{flex:1;height:5px;border-radius:3px;background:var(--hair)}
.qz .steps i.on{background:var(--ink)}.qz .steps i.done{background:var(--m)}
.qz fieldset{border:0;padding:0;margin:0}
.qz legend{font-family:var(--display);font-size:1.5rem;letter-spacing:-.02em;margin-bottom:6px;font-weight:700}
.qz .hint{color:var(--ink-2);margin-bottom:18px}
.qz .opts{display:grid;gap:10px}
.qz .opt{display:flex;align-items:center;gap:12px;padding:14px 16px;border:1.5px solid var(--hair);border-radius:12px;cursor:pointer;transition:border-color .15s,background .15s}
.qz .opt:hover{border-color:var(--ink)}
.qz .opt input{accent-color:var(--go);width:18px;height:18px;margin:0}
.qz .opt.sel{border-color:var(--go);background:var(--go-soft)}
.qz .opt span{flex:1}.qz .opt small{display:block;font-family:var(--mono);font-size:.72rem;color:var(--ink-3);margin-top:2px}
.qz legend:focus{outline:none}
.qz .nav2{display:flex;justify-content:space-between;gap:12px;margin-top:22px}
.qz .brief{background:var(--ground);border:1px dashed var(--hair);border-radius:12px;padding:16px;font-family:var(--mono);font-size:.82rem;white-space:pre-wrap;margin:14px 0}
.qz .status{font-family:var(--mono);font-size:.78rem;color:var(--ink-3);margin-top:10px;min-height:1.2em}
.notice{border:1.5px solid var(--go);background:var(--go-soft);border-radius:12px;padding:16px 18px;margin:16px 0}
.notice strong{display:block;margin-bottom:4px}

/* CTA band */
.band{background:var(--ink);color:#fff;border-radius:18px;padding:clamp(28px,4vw,48px);display:grid;grid-template-columns:1.3fr 1fr;gap:30px;align-items:center}
.band h2{color:#fff;margin:0 0 8px}.band p{color:#C9CCD1;margin:0}
.band .btns{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end}
.band .btn{background:var(--go)}.band .btn:hover{background:#fff;color:var(--ink)}
.band .btn.ghost{background:transparent;color:#fff;border-color:#fff}.band .btn.ghost:hover{background:#fff;color:var(--ink)}
@media(max-width:820px){.band{grid-template-columns:1fr}.band .btns{justify-content:flex-start}}

/* Blog list */
.posts{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.post{background:var(--card);border:1px solid var(--hair);border-radius:14px;padding:22px;display:block}
.post:hover{border-color:var(--ink)}
.post time{font-family:var(--mono);font-size:.72rem;color:var(--ink-3)}
.post h3{margin:8px 0 6px}.post p{color:var(--ink-2);margin:0;font-size:.95rem}
@media(max-width:640px){.posts{grid-template-columns:1fr}}

/* Footer */
footer{margin-top:clamp(40px,6vw,80px)}
footer .rule{margin-bottom:0}
footer .wrap{padding-top:34px;padding-bottom:34px;display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:26px;font-size:.92rem;color:var(--ink-2)}
footer h5{font-family:var(--mono);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3);margin:0 0 10px}
footer ul{list-style:none;padding:0;margin:0}footer li{margin-bottom:7px}footer a:hover{color:var(--go)}
footer .disc{font-size:.84rem;color:var(--ink-3);max-width:46ch}
footer .fine{grid-column:1/-1;border-top:1px solid var(--hair);padding-top:16px;font-family:var(--mono);font-size:.72rem;color:var(--ink-3);display:flex;flex-wrap:wrap;gap:8px 20px}
@media(max-width:820px){footer .wrap{grid-template-columns:1fr 1fr}}
@media(max-width:520px){footer .wrap{grid-template-columns:1fr}}

/* Sticky WhatsApp */
.sticky-wa{position:fixed;right:18px;bottom:18px;z-index:60;background:var(--m);color:#fff;border-radius:999px;padding:12px 16px;display:flex;align-items:center;gap:9px;font-weight:600;font-size:.92rem;box-shadow:0 8px 24px rgba(17,18,20,.18)}
.sticky-wa:hover{background:var(--go)}
.sticky-wa svg{width:20px;height:20px}
@media(max-width:640px){.sticky-wa span{display:none}.sticky-wa{padding:14px}}

/* Reveal */
.js .rv{opacity:0;transform:translateY(10px);transition:opacity .5s ease,transform .5s ease}
.js .rv.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.rv{opacity:1;transform:none}}