/* Guía Vatio — hoja de estilos única (sin dependencias externas) */
:root{
  --bg:#fbfaf6; --surface:#fff; --ink:#15201b; --ink-2:#43514a; --ink-3:#66736c;
  --line:#e6e3da; --line-2:#d7d3c7;
  --brand:#0e6b58; --brand-dark:#0a4f41; --brand-soft:#e8f3ef; --brand-deep:#0b2e27;
  --accent:#f2a900; --accent-soft:#fff5d9;
  --info:#1f5fa8; --info-soft:#ecf3fc; --warn:#9a4b00; --warn-soft:#fff3e2;
  --radius:14px; --radius-s:10px;
  --shadow:0 1px 2px rgba(18,32,26,.05),0 6px 20px rgba(18,32,26,.06);
  --maxw:1200px;
  --font:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:84px}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.65 var(--font);text-rendering:optimizeLegibility}
img,svg{max-width:100%}
a{color:var(--brand);text-underline-offset:3px;text-decoration-thickness:1px}
a:hover{color:var(--brand-dark)}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px;border-radius:4px}
h1,h2,h3{line-height:1.2;letter-spacing:-.015em;color:var(--ink)}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-9999px;top:8px}
.skip:focus{left:16px;z-index:200;background:#fff;padding:10px 14px;border-radius:8px;box-shadow:var(--shadow)}
.falta{color:#c01818;font-weight:700;background:#fde8e8;padding:0 4px;border-radius:4px}

/* ---------- cabecera ---------- */
.site-header{background:rgba(255,255,255,.96);backdrop-filter:saturate(1.4) blur(6px);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:100}
.header-inner{display:flex;align-items:center;gap:24px;min-height:66px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);flex-shrink:0}
.logo-mark{width:36px;height:36px;display:block}
.brand-name{font-size:1.28rem;font-weight:800;letter-spacing:-.02em}
.brand-name b{color:var(--brand);font-weight:800}
.main-nav{display:flex;gap:4px;margin-left:auto}
.main-nav a{color:var(--ink-2);text-decoration:none;font-weight:600;font-size:.95rem;padding:8px 12px;border-radius:9px}
.main-nav a:hover{background:var(--brand-soft);color:var(--brand-dark)}
.main-nav a[aria-current="page"]{color:var(--brand);background:var(--brand-soft)}
.menu-btn{display:none;margin-left:auto;font:600 .95rem var(--font);background:var(--brand-soft);color:var(--brand-dark);border:0;border-radius:9px;padding:9px 14px;cursor:pointer}
@media (max-width:880px){
  .menu-btn{display:block}
  .main-nav{display:none;position:absolute;left:0;right:0;top:100%;flex-direction:column;background:#fff;border-bottom:1px solid var(--line);padding:8px 16px 16px;box-shadow:var(--shadow)}
  .main-nav.open{display:flex}
  .main-nav a{padding:12px 10px;font-size:1rem}
}

/* ---------- botones y utilidades ---------- */
.btn{display:inline-block;background:var(--brand);color:#fff;text-decoration:none;font-weight:700;padding:13px 22px;border-radius:12px;border:2px solid var(--brand);transition:transform .15s,background .15s}
.btn:hover{background:var(--brand-dark);border-color:var(--brand-dark);color:#fff;transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--brand-dark);border-color:var(--line-2)}
.btn-ghost:hover{background:#fff;color:var(--brand-dark);border-color:var(--brand)}
.eyebrow{text-transform:uppercase;letter-spacing:.08em;font-size:.78rem;font-weight:700;color:var(--brand);margin:0 0 12px}
.linklike{background:none;border:0;padding:0;font:inherit;color:inherit;cursor:pointer;text-decoration:underline;text-underline-offset:3px}
.narrow{max-width:780px}
.section{margin:56px 0}
.section-title{font-size:1.6rem;margin:0 0 8px}
.section-sub{color:var(--ink-2);margin:0 0 22px;max-width:720px}
.crumbs{font-size:.86rem;color:var(--ink-3);padding:18px 0 4px;display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.crumbs a{color:var(--ink-3);text-decoration:none}
.crumbs a:hover{color:var(--brand);text-decoration:underline}
.crumbs .sep{color:var(--line-2)}
.crumbs [aria-current]{color:var(--ink-2);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:48ch}

/* ---------- portada ---------- */
.hero{background:radial-gradient(1100px 420px at 85% -10%,#fff2cc 0,rgba(255,242,204,0) 60%),linear-gradient(180deg,#eaf4f0 0,var(--bg) 100%);border-bottom:1px solid var(--line)}
.hero-grid{display:grid;grid-template-columns:1.25fr .9fr;gap:48px;align-items:center;padding:64px 20px 60px}
.hero h1{font-size:clamp(2.1rem,4.4vw,3.35rem);font-weight:850;margin:0 0 18px;letter-spacing:-.028em}
.hero-sub{font-size:1.16rem;color:var(--ink-2);margin:0 0 28px;max-width:600px}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px}
.hero-facts{display:grid;gap:12px}
.fact{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px;box-shadow:var(--shadow);display:flex;gap:14px;align-items:center}
.fact strong{font-size:1.45rem;color:var(--brand);white-space:nowrap;min-width:122px;letter-spacing:-.02em}
.fact span{color:var(--ink-2);font-size:.93rem;line-height:1.45}
@media (max-width:900px){.hero-grid{grid-template-columns:1fr;gap:28px;padding:40px 20px}}
@media (max-width:480px){.fact{flex-direction:column;align-items:flex-start;gap:4px}.fact strong{min-width:0}}

.cat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.cat-card{display:flex;gap:16px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px;text-decoration:none;color:var(--ink);transition:border-color .15s,box-shadow .15s,transform .15s}
.cat-card:hover{border-color:var(--c);box-shadow:var(--shadow);transform:translateY(-2px);color:var(--ink)}
.cat-card-body{display:flex;flex-direction:column;gap:4px}
.cat-card strong{font-size:1.12rem}
.cat-card span{color:var(--ink-2);font-size:.95rem}
.cat-card em{font-style:normal;color:var(--c);font-weight:700;font-size:.9rem;margin-top:4px}
.cat-icon{flex-shrink:0;width:48px;height:48px;border-radius:12px;display:grid;place-items:center;background:color-mix(in srgb,var(--c) 12%,#fff);color:var(--c)}
.cat-icon svg,.tool-icon svg{width:26px;height:26px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
@media (max-width:720px){.cat-grid{grid-template-columns:1fr}}

.band{background:var(--brand-deep);color:#e9f3ef;padding:56px 0;margin:24px 0}
.band .section-title{color:#fff}
.band .section-sub{color:#b9d3ca}
.tool-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.tool-tile{display:flex;flex-direction:column;gap:6px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius);padding:22px;color:#fff;text-decoration:none;transition:background .15s,transform .15s}
.tool-tile:hover{background:rgba(255,255,255,.12);color:#fff;transform:translateY(-2px)}
.tool-tile strong{font-size:1.1rem}
.tool-tile span:not(.tool-icon){color:#c4dbd2;font-size:.94rem}
.tool-tile .tool-icon{color:var(--accent);margin-bottom:4px}
@media (max-width:820px){.tool-grid{grid-template-columns:1fr}}

.trust-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.trust-grid svg{width:30px;height:30px;fill:none;stroke:var(--brand);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.trust-grid h3{margin:10px 0 6px;font-size:1.1rem}
.trust-grid p{margin:0;color:var(--ink-2);font-size:.97rem}
@media (max-width:820px){.trust-grid{grid-template-columns:1fr}}

/* ---------- tarjetas ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media (max-width:980px){.card-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){.card-grid{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px 20px 16px;display:flex;flex-direction:column;gap:8px;position:relative;transition:box-shadow .15s,border-color .15s,transform .15s}
.card:hover{box-shadow:var(--shadow);border-color:var(--line-2);transform:translateY(-2px)}
.card h3{font-size:1.1rem;margin:0;line-height:1.3}
.card h3 a{color:var(--ink);text-decoration:none}
.card h3 a::after{content:"";position:absolute;inset:0}
.card h3 a:hover{color:var(--brand)}
.card p{margin:0;color:var(--ink-2);font-size:.94rem;line-height:1.5}
.card .card-meta{margin-top:auto;padding-top:6px;color:var(--ink-3);font-size:.83rem;display:flex;align-items:center;gap:6px}
.card-meta svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:2}
.card-cat{align-self:flex-start;font-size:.74rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--c);background:color-mix(in srgb,var(--c) 10%,#fff);padding:3px 9px;border-radius:99px}
.tool-card .tool-icon{width:44px;height:44px;border-radius:12px;background:var(--brand-soft);color:var(--brand);display:grid;place-items:center}

/* ---------- categoría ---------- */
.cat-hero{background:linear-gradient(180deg,color-mix(in srgb,var(--c) 9%,#fff) 0,var(--bg) 100%);border-bottom:1px solid var(--line);padding-bottom:36px}
.cat-hero-inner{display:flex;gap:22px;align-items:flex-start;padding-top:18px}
.cat-hero-inner .cat-icon{width:60px;height:60px;border-radius:16px;background:#fff;box-shadow:var(--shadow)}
.cat-hero h1{font-size:clamp(1.9rem,3.6vw,2.6rem);margin:4px 0 14px}
.cat-intro{max-width:780px;color:var(--ink-2);font-size:1.05rem}
.cat-intro p{margin:0 0 12px}
.cat-count{color:var(--ink-3);font-size:.9rem;margin:6px 0 0}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chip{display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);border-radius:99px;padding:8px 16px 8px 10px;color:var(--ink);text-decoration:none;font-weight:600}
.chip svg{width:20px;height:20px;fill:none;stroke:var(--c);stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.chip:hover{border-color:var(--c);color:var(--ink)}
@media (max-width:640px){.cat-hero-inner{flex-direction:column;gap:10px}}

/* ---------- artículo ---------- */
.article-grid{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:56px;align-items:start;margin-top:8px}
@media (max-width:1060px){.article-grid{grid-template-columns:minmax(0,1fr)}.sidebar{display:none}}
.post{max-width:760px;min-width:0}
.post-head{padding:10px 0 4px}
.cat-pill{display:inline-block;font-size:.76rem;font-weight:700;text-transform:uppercase;letter-spacing:.07em;color:var(--c);background:color-mix(in srgb,var(--c) 11%,#fff);padding:4px 11px;border-radius:99px;text-decoration:none}
.post-head h1{font-size:clamp(1.85rem,3.7vw,2.6rem);font-weight:850;margin:14px 0 14px;letter-spacing:-.025em}
.byline{color:var(--ink-3);font-size:.9rem;margin:0}
.byline a{color:var(--ink-2);font-weight:600}
.byline .dot{margin:0 8px;color:var(--line-2)}
.summary{background:var(--brand-soft);border:1px solid #cfe5dc;border-radius:var(--radius);padding:18px 22px;margin:26px 0 8px}
.summary-title{font-weight:800;margin:0 0 8px;color:var(--brand-dark);font-size:.9rem;text-transform:uppercase;letter-spacing:.07em}
.summary ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.summary li{display:flex;gap:10px;align-items:flex-start;font-size:.99rem;line-height:1.5}
.summary li svg{flex-shrink:0;width:20px;height:20px;margin-top:2px;fill:none;stroke:var(--brand);stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}
.toc-mobile{border:1px solid var(--line);background:#fff;border-radius:var(--radius-s);margin:18px 0 0;padding:0 18px}
.toc-mobile summary{cursor:pointer;font-weight:700;padding:13px 0;color:var(--ink-2)}
.toc-mobile ol{margin:0 0 14px;padding-left:22px;font-size:.96rem}
.toc-mobile li{margin:5px 0}
@media (min-width:1061px){.toc-mobile{display:none}}

.prose{font-size:1.08rem;line-height:1.78;color:#1c2722}
.prose>*:first-child{margin-top:26px}
.prose h2{font-size:1.62rem;margin:2.1em 0 .55em;font-weight:800}
.prose h3{font-size:1.24rem;margin:1.7em 0 .45em;font-weight:750}
.prose p{margin:0 0 1.05em}
.prose ul,.prose ol{padding-left:1.35em;margin:0 0 1.15em}
.prose li{margin:.35em 0}
.prose li::marker{color:var(--brand)}
.prose strong{color:var(--ink)}
.prose .lede{font-size:1.2rem;line-height:1.65;color:var(--ink-2)}
.prose hr{border:0;border-top:1px solid var(--line);margin:2em 0}
.prose blockquote{margin:1.4em 0;padding:4px 0 4px 20px;border-left:4px solid var(--accent);color:var(--ink-2);font-style:italic}
.prose code{font-size:.92em;background:#f1efe8;padding:1px 5px;border-radius:5px}
.prose figure{margin:1.8em 0}
.prose figure svg{display:block;width:100%;height:auto}
.prose figcaption{font-size:.9rem;color:var(--ink-3);margin-top:8px;text-align:center}

.table-wrap{overflow-x:auto;margin:1.3em 0 1.5em;border:1px solid var(--line);border-radius:var(--radius-s);background:#fff;-webkit-overflow-scrolling:touch}
.prose table{border-collapse:collapse;width:100%;font-size:.95rem;line-height:1.45;min-width:520px}
.prose th,.prose td{padding:10px 14px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
.prose th{background:#f4f2eb;font-weight:700;color:var(--ink);font-size:.9rem}
.prose tr:last-child td{border-bottom:0}
.prose tbody tr:nth-child(even) td{background:#fbfaf7}
.prose td.num,.prose th.num{text-align:right;white-space:nowrap;font-variant-numeric:tabular-nums}
.prose caption{caption-side:bottom;font-size:.85rem;color:var(--ink-3);padding:8px 12px;text-align:left}

.callout{border-radius:var(--radius-s);padding:16px 20px;margin:1.5em 0;border:1px solid;font-size:1rem;line-height:1.6}
.callout p{margin:0 0 .5em}.callout p:last-child{margin:0}
.callout.tip{background:var(--brand-soft);border-color:#cfe5dc}
.callout.info{background:var(--info-soft);border-color:#d3e3f7}
.callout.warn{background:var(--warn-soft);border-color:#f5dcb8}
.callout.warn strong:first-child{color:var(--warn)}
.formula{background:#fff;border:1px dashed var(--line-2);border-radius:var(--radius-s);padding:14px 18px;margin:1.2em 0;font-variant-numeric:tabular-nums;font-size:1rem}
.formula p{margin:.2em 0}

.faq{margin-top:48px}
.faq h2{font-size:1.62rem;margin:0 0 14px}
.faq details{background:#fff;border:1px solid var(--line);border-radius:var(--radius-s);margin:10px 0;padding:0 18px}
.faq summary{cursor:pointer;font-weight:700;padding:15px 28px 15px 0;list-style:none;position:relative;line-height:1.4}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:0;top:11px;font-size:1.4rem;color:var(--brand);font-weight:400}
.faq details[open] summary::after{content:"–"}
.faq details>div{padding:0 0 14px;color:var(--ink-2);line-height:1.65}
.faq details>div p{margin:0 0 .6em}

.sources{margin-top:44px;padding-top:22px;border-top:1px solid var(--line)}
.sources h2{font-size:1.1rem;margin:0 0 10px}
.sources ol{font-size:.9rem;color:var(--ink-2);padding-left:20px;margin:0}
.sources li{margin:4px 0}
.sources .note{font-size:.85rem;color:var(--ink-3);margin:12px 0 0}
.author-box{display:flex;gap:16px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px;margin:30px 0 0}
.author-box .logo-mark{width:48px;height:48px;flex-shrink:0}
.author-box p{margin:0;font-size:.93rem;color:var(--ink-2)}
.author-box .author-name{font-weight:800;color:var(--ink);font-size:1rem;margin-bottom:4px}

.sidebar{position:sticky;top:90px;display:grid;gap:18px;padding-top:34px}
.side-box{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px}
.side-title{font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;font-weight:800;color:var(--ink-3);margin:0 0 10px}
.toc-side ol{list-style:none;margin:0;padding:0;font-size:.9rem;line-height:1.4;max-height:52vh;overflow:auto}
.toc-side li a{display:block;padding:6px 10px;border-left:2px solid var(--line);color:var(--ink-2);text-decoration:none}
.toc-side li a:hover{color:var(--brand);border-color:var(--brand)}
.toc-side li a.active{color:var(--brand-dark);border-color:var(--brand);font-weight:700;background:var(--brand-soft)}
.side-tools{list-style:none;margin:0;padding:0;display:grid;gap:6px}
.side-tools a{display:flex;gap:10px;align-items:center;text-decoration:none;color:var(--ink);font-weight:600;font-size:.93rem;padding:8px;border-radius:9px}
.side-tools a:hover{background:var(--brand-soft);color:var(--brand-dark)}
.side-tools svg{width:22px;height:22px;flex-shrink:0;fill:none;stroke:var(--brand);stroke-width:1.8;stroke-linecap:round}
.related{margin:64px 0 24px;padding-top:28px;border-top:1px solid var(--line)}
.related h2{font-size:1.45rem;margin:0 0 18px}
.ad-slot{margin:2em 0;min-height:100px}

/* ---------- páginas estáticas ---------- */
.page{padding:8px 0 40px}
.page h1{font-size:clamp(1.8rem,3.4vw,2.4rem);margin:14px 0 6px}
.page-updated{color:var(--ink-3);font-size:.9rem;margin:0 0 8px}
.page .prose{font-size:1.02rem}
.notfound{padding:56px 0 80px}

/* ---------- calculadoras ---------- */
.tool{padding-bottom:10px}
.tool-head{max-width:820px}
.tool-lede{font-size:1.14rem;color:var(--ink-2);margin:0;max-width:760px}
.calc{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:26px;margin:30px 0 10px;align-items:start}
@media (max-width:900px){.calc{grid-template-columns:minmax(0,1fr)}}
.calc-form,.calc-result{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);min-width:0}
@media (max-width:480px){.calc-form,.calc-result{padding:18px 16px}}
.calc-result{position:sticky;top:88px;background:linear-gradient(180deg,#fff 0,#f7fbf9 100%)}
@media (max-width:900px){.calc-result{position:static}}
.calc h2{font-size:1.15rem;margin:0 0 16px}
.field{margin:0 0 16px}
.field label,.field .lbl{display:block;font-weight:700;font-size:.95rem;margin:0 0 6px}
.field small{display:block;color:var(--ink-3);font-size:.84rem;margin-top:5px;line-height:1.4}
.field input[type=number],.field input[type=text],.field select{width:100%;font:inherit;font-size:1rem;padding:11px 12px;border:1px solid var(--line-2);border-radius:10px;background:#fff;color:var(--ink)}
.field input:focus,.field select:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(14,107,88,.15)}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media (max-width:480px){.field-row{grid-template-columns:1fr}}
.check{display:flex;gap:10px;align-items:flex-start;font-size:.95rem;margin:0 0 12px;cursor:pointer}
.check input{margin-top:5px;width:17px;height:17px;accent-color:var(--brand)}
.presets{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}
.presets button{font:600 .85rem var(--font);background:var(--brand-soft);color:var(--brand-dark);border:1px solid #cfe5dc;border-radius:99px;padding:6px 12px;cursor:pointer}
.presets button:hover{background:#d9ece5}
.adv{border-top:1px solid var(--line);margin-top:8px;padding-top:8px}
.adv summary{cursor:pointer;font-weight:700;color:var(--ink-2);padding:8px 0}
.stats{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:16px}
.stat{background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px}
.stat .v{display:block;font-size:1.55rem;font-weight:800;color:var(--brand-dark);letter-spacing:-.02em;line-height:1.15;font-variant-numeric:tabular-nums}
.stat .k{display:block;font-size:.84rem;color:var(--ink-3);margin-top:4px;line-height:1.35}
.stat.hl{background:var(--brand);border-color:var(--brand)}
.stat.hl .v{color:#fff}.stat.hl .k{color:#cfe8df}
.result-list{list-style:none;margin:0;padding:0;font-size:.95rem}
.result-list li{display:flex;justify-content:space-between;gap:12px;padding:8px 0;border-bottom:1px dashed var(--line)}
.result-list li span:last-child{font-weight:700;font-variant-numeric:tabular-nums;text-align:right}
.result-note{font-size:.84rem;color:var(--ink-3);margin:14px 0 0;line-height:1.5}
.appl-table{width:100%;border-collapse:collapse;font-size:.92rem}
.appl-table th{font-size:.8rem;text-transform:uppercase;letter-spacing:.05em;color:var(--ink-3);text-align:left;padding:6px 6px;border-bottom:2px solid var(--line)}
.appl-table td{padding:6px;border-bottom:1px solid var(--line);vertical-align:middle}
.appl-table input[type=number]{width:74px;font:inherit;padding:6px 8px;border:1px solid var(--line-2);border-radius:8px}
.appl-table input[type=text]{width:100%;min-width:120px;font:inherit;padding:6px 8px;border:1px solid var(--line-2);border-radius:8px}
.appl-table td.num{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}
.appl-table tr.off td{opacity:.45}
.appl-scroll{overflow-x:auto}
.btn-small{font:600 .9rem var(--font);background:#fff;color:var(--brand-dark);border:1px solid var(--line-2);border-radius:10px;padding:8px 14px;cursor:pointer;margin-top:12px}
.btn-small:hover{border-color:var(--brand)}
.bar{height:8px;border-radius:99px;background:var(--brand-soft);overflow:hidden;margin-top:4px}
.bar i{display:block;height:100%;background:var(--brand);border-radius:99px}
.tool .prose{max-width:780px}
.calc-wide{grid-template-columns:minmax(0,1.6fr) minmax(0,1fr)}
@media (max-width:1000px){.calc-wide{grid-template-columns:minmax(0,1fr)}}

/* ---------- pie ---------- */
.site-footer{background:var(--brand-deep);color:#b9d0c7;margin-top:72px;font-size:.93rem}
.footer-grid{display:grid;grid-template-columns:1.5fr repeat(4,1fr);gap:30px;padding-top:48px;padding-bottom:30px}
.footer-grid ul{list-style:none;margin:0;padding:0;display:grid;gap:7px}
.footer-grid a,.footer-grid .linklike{color:#dcebe5;text-decoration:none}
.footer-grid a:hover,.footer-grid .linklike:hover{color:#fff;text-decoration:underline}
.footer-title{color:#fff;font-weight:700;margin:0 0 12px;font-size:.95rem}
.brand-light{color:#fff}
.brand-light .brand-name b{color:var(--accent)}
.footer-brand p{margin:14px 0 0;line-height:1.55;max-width:320px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:18px;padding-bottom:26px}
.footer-bottom p{margin:0;font-size:.84rem;color:#94b3a7}
@media (max-width:980px){.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}}

@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}
@media print{.site-header,.site-footer,.sidebar,.toc-mobile,.related,.ad-slot{display:none}body{background:#fff}}