/* Shared UI system: simpleswapiosafe.com — deep ink / icy-cyan editorial identity.
   Distinct from sibling EMDs: near-black ink (not graphite), electric SimpleSwap
   blue, and a true icy cyan (not muted teal) as the third accent. */
:root{
  --navy:#0a1628;
  --navy2:#142544;
  --ink-deep:#060c18;
  --accent:#0f75fc;
  --accent-dark:#0044c9;
  --white:#ffffff;
  --steel:#f2f4f7;
  --steel-line:#dde2e9;
  --aqua:#0a92c7;
  --aqua-tint:#e5f5fb;
  --amber:#b45309;
  --amber-tint:#fdf1e4;
  --ink:#10192b;
  --ink2:#4b5870;
  --ink3:#7c8798;
  --radius:12px;
  --shadow:0 12px 30px -18px rgba(10,22,40,.22);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:'Inter',system-ui,sans-serif;color:var(--ink);background:var(--white);line-height:1.65;-webkit-font-smoothing:antialiased}
h1,h2,h3{font-family:'Poppins',system-ui,sans-serif;line-height:1.3;letter-spacing:-.005em;margin:0;color:var(--navy);font-weight:600}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}

.wrap{max-width:1100px;margin:0 auto;padding:0 24px}

/* compact, editorial scale — not oversized display type */
h1{font-size:clamp(1.6rem,2.8vw,2.15rem);font-weight:700;margin:0 0 12px}
h2{font-size:clamp(1.15rem,1.8vw,1.35rem);font-weight:700;margin:0 0 8px}
h3{font-size:.95rem;font-weight:700;margin:0 0 4px}
.lede{font-size:1.02rem;color:var(--ink2);line-height:1.6;margin:0}
.supporting{font-size:.92rem;color:var(--ink2);line-height:1.6;margin:0}
.label{font-size:.72rem;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--ink3)}

.ti{width:17px;height:17px;display:inline-block;flex:none}
.ti svg{display:block;width:100%;height:100%}

.btn{display:inline-flex;align-items:center;gap:8px;background:var(--accent);color:#fff;font-weight:600;padding:10px 19px;border-radius:8px;border:none;cursor:pointer;font-size:.9rem;font-family:'Inter',sans-serif}
.btn:hover{text-decoration:none;background:var(--accent-dark)}
.btn.ghost{background:transparent;color:#fff;border:1.4px solid rgba(255,255,255,.35)}
.btn.ghost:hover{background:rgba(255,255,255,.08)}
.btn.onlight{background:var(--navy);color:#fff}
.btn.onlight:hover{background:var(--navy2)}
.pill-link{display:inline-flex;align-items:center;gap:6px;border:1.3px solid var(--steel-line);color:var(--ink2);font-weight:600;font-size:.84rem;padding:7px 13px;border-radius:8px}
.pill-link:hover{border-color:var(--accent);color:var(--accent);text-decoration:none;background:var(--steel)}
.pill-link .ti{width:12px;height:12px}

.nav{position:sticky;top:0;z-index:50;background:rgba(10,22,40,.94);backdrop-filter:saturate(180%) blur(14px)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.brand{display:flex;align-items:center;gap:9px}
.brand .mark{width:28px;height:28px;border-radius:7px;background:var(--accent);display:grid;place-items:center;color:#fff;flex:none}
.brand .mark .ti{width:15px;height:15px}
.brandtext{font-weight:700;font-size:.94rem;color:#fff;font-family:'Poppins',system-ui,sans-serif}
.navlinks{display:flex;gap:20px;align-items:center}
.navlinks a{color:#a9b6cc;font-weight:600;font-size:.87rem}
.navlinks a:hover{color:#fff;text-decoration:none}
.navlinks a.on{color:#fff}
.navcta{display:flex;align-items:center;gap:16px}
@media(max-width:780px){.navlinks{display:none}}

section{padding:48px 0}
.sec-head{max-width:68ch;margin:0 0 20px}
.sec-head p{color:var(--ink2);font-size:.95rem;margin:6px 0 0}
.alt{background:var(--steel)}
.on-dark{background:var(--ink-deep);color:#fff}
.on-dark h2{color:#fff}
.on-dark .sec-head p{color:#8fa0bc}

/* direct-answer callout */
.direct-answer{background:var(--white);border:1px solid var(--steel-line);border-left:3px solid var(--accent);border-radius:8px;padding:15px 19px}
.direct-answer p{margin:0;color:var(--ink2);font-size:.95rem;line-height:1.6}
.direct-answer strong{color:var(--navy)}

/* compact fact strip (not stat cards) */
.fact-line{display:flex;flex-wrap:wrap;gap:10px 0;border-top:1px solid var(--steel-line)}
.fact-line dl{display:contents}
.fact-row{display:grid;grid-template-columns:150px 1fr;gap:16px;padding:13px 0;border-bottom:1px solid var(--steel-line);width:100%}
.fact-row dt{font-family:'Poppins',system-ui,sans-serif;font-weight:700;font-size:.88rem;color:var(--navy)}
.fact-row dd{margin:0;color:var(--ink2);font-size:.88rem;line-height:1.5}
@media(max-width:600px){.fact-row{grid-template-columns:1fr;gap:2px}}

/* checklist */
.check-list{margin:0;padding:0;list-style:none;display:grid;gap:20px;max-width:74ch}
.check-list li{display:flex;gap:16px;align-items:flex-start}
.check-list .ti-tile{width:38px;height:38px;border-radius:10px;background:var(--steel);display:grid;place-items:center;flex:none}
.check-list .ti-tile .ti{width:19px;height:19px;color:var(--accent)}
.check-list p{margin:0;color:var(--ink2);font-size:.96rem;line-height:1.6;padding-top:7px}
.check-list strong{color:var(--navy)}

/* Who Controls What: 3-column control matrix — the central infographic */
.matrix-wrap{overflow-x:auto;border:1px solid var(--steel-line);border-radius:var(--radius)}
.matrix-table{width:100%;border-collapse:collapse;background:var(--white);min-width:620px}
.matrix-table th,.matrix-table td{padding:13px 16px;border-bottom:1px solid var(--steel-line);text-align:left;font-size:.87rem;vertical-align:top}
.matrix-table th{font-family:'Poppins',system-ui,sans-serif;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:#fff;background:var(--navy)}
.matrix-table th:first-child,.matrix-table td:first-child{width:220px}
.matrix-table td:first-child{color:var(--navy);font-weight:600}
.matrix-table tbody tr:last-child td{border-bottom:none}
.matrix-table tbody tr:nth-child(even){background:var(--steel)}
.mx-full{color:var(--accent-dark);font-weight:600}
.mx-part{color:var(--aqua);font-weight:600}
.mx-user{color:var(--amber);font-weight:600}
.mx-dash{color:var(--ink3)}

/* checkpoint rail: before / during / after */
.rail{position:relative;display:flex;justify-content:space-between;margin:0 0 8px;padding:0 4px}
.rail:before{content:"";position:absolute;top:13px;left:20px;right:20px;height:2px;background:var(--steel-line)}
.rail-point{position:relative;display:flex;flex-direction:column;align-items:center;gap:9px;flex:1;z-index:1}
.rail-dot{width:26px;height:26px;border-radius:50%;background:var(--navy);border:4px solid #fff;box-shadow:0 0 0 1.5px var(--steel-line);display:grid;place-items:center;color:#fff;font-family:'Poppins',system-ui,sans-serif;font-weight:700;font-size:.78rem}
.rail-label{font-weight:700;font-size:.84rem;color:var(--navy);text-align:center}

.stage{border:1px solid var(--steel-line);border-radius:var(--radius);overflow:hidden;margin-top:14px}
.stage-head{background:var(--navy);color:#fff;padding:16px 32px;font-family:'Poppins',system-ui,sans-serif;font-weight:700;font-size:.92rem}
.stage-body{background:var(--white);padding:28px 32px}
.stage-cols{display:grid;grid-template-columns:1fr 1fr;gap:28px}
@media(max-width:700px){.stage-cols{grid-template-columns:1fr}}
.stage-col .sc-label{display:flex;align-items:center;gap:8px;font-family:'Poppins',system-ui,sans-serif;font-size:.76rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;margin-bottom:14px}
.stage-col.normal .sc-label{color:var(--aqua)}
.stage-col.check .sc-label{color:var(--amber)}
.stage-col ul{margin:0;padding:0;list-style:none;display:grid;gap:12px}
.stage-col li{font-size:.92rem;color:var(--ink2);line-height:1.55;padding-left:18px;position:relative}
.stage-col li:before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%;background:var(--ink3)}
.stage-col.normal li:before{background:var(--aqua)}
.stage-col.check li:before{background:var(--amber)}
.stage-single{padding:0}
.stage-single ul{margin:0;padding:0;list-style:none;display:grid;gap:18px}
.stage-single li{display:flex;gap:16px;align-items:flex-start}
.stage-single li p{margin:0;font-size:.95rem;color:var(--ink2);line-height:1.6;padding-top:7px}
.stage-single .ti-tile{width:38px;height:38px;border-radius:10px;background:var(--steel);color:var(--accent-dark);display:grid;place-items:center;flex:none}
.stage-single .ti-tile .ti{width:18px;height:18px}
.stage-single strong{color:var(--navy)}

/* Safety Stack — hero diagram: three connected bands, service/network/user */
.safety-stack{display:grid;gap:0}
.ss-band{position:relative;border-radius:10px;padding:16px 20px;border:1px solid rgba(255,255,255,.12)}
.ss-band.ss-service{background:rgba(15,117,252,.14);border-color:rgba(15,117,252,.35)}
.ss-band.ss-network{background:rgba(10,146,199,.14);border-color:rgba(10,146,199,.4)}
.ss-band.ss-user{background:rgba(255,255,255,.055)}
.ss-tag{display:inline-block;font-family:'Poppins',system-ui,sans-serif;font-size:.66rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;padding:2px 9px;border-radius:999px;margin-bottom:8px}
.ss-service .ss-tag{background:var(--accent);color:#fff}
.ss-network .ss-tag{background:var(--aqua);color:#fff}
.ss-user .ss-tag{background:rgba(255,255,255,.18);color:#fff}
.ss-band h4{margin:0 0 4px;font-family:'Poppins',system-ui,sans-serif;font-size:1rem;font-weight:600;color:#fff}
.ss-band p{margin:0;font-size:.84rem;color:#b9c5da;line-height:1.5}
.ss-connector{display:flex;justify-content:flex-start;padding:6px 0 6px 28px}
.ss-connector .ti{width:14px;height:14px;color:#5c7096}
.ss-connector-line{width:1.5px;height:16px;background:rgba(255,255,255,.18);margin-left:5.5px}

/* Safety Meter — three-segment horizontal breakdown, echoes the hero stack in miniature */
.safety-meter{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border:1px solid var(--steel-line);border-radius:var(--radius);overflow:hidden}
@media(max-width:760px){.safety-meter{grid-template-columns:1fr}}
.sm-seg{padding:22px 24px;background:var(--white);position:relative}
.sm-seg+.sm-seg{border-left:1px solid var(--steel-line)}
@media(max-width:760px){.sm-seg+.sm-seg{border-left:none;border-top:1px solid var(--steel-line)}}
.sm-seg .sm-bar{height:3px;border-radius:2px;background:var(--steel-line);margin-bottom:14px;overflow:hidden}
.sm-seg .sm-bar i{display:block;height:100%;width:100%}
.sm-seg:nth-child(1) .sm-bar i{background:var(--accent)}
.sm-seg:nth-child(2) .sm-bar i{background:var(--aqua)}
.sm-seg:nth-child(3) .sm-bar i{background:var(--amber)}
.sm-seg h4{margin:0 0 6px;font-family:'Poppins',system-ui,sans-serif;font-size:.92rem;font-weight:700;color:var(--navy)}
.sm-seg p{margin:0;font-size:.86rem;color:var(--ink2);line-height:1.55}

/* condensed responsibility matrix (Home) — same table language as guide.html's fuller version */
.matrix-table.condensed{min-width:0}
.matrix-table.condensed th,.matrix-table.condensed td{padding:11px 14px;font-size:.84rem}

/* delay reassurance callout: pairs with the "when something takes longer" section */
.calm-note{display:flex;gap:12px;align-items:flex-start;background:var(--aqua-tint);border-radius:var(--radius);padding:16px 20px}
.calm-note .ti{width:18px;height:18px;color:var(--aqua);flex:none;margin-top:2px}
.calm-note p{margin:0;font-size:.88rem;color:var(--ink2);line-height:1.55}
.calm-note strong{color:var(--navy)}

/* article embed — official-resource card, distinct from third-party press cards */
.article-embed{display:flex;gap:16px;align-items:flex-start;background:var(--steel);border:1px solid var(--steel-line);border-radius:var(--radius);padding:20px 22px;margin-top:22px}
@media(max-width:560px){.article-embed{flex-direction:column}}
.article-embed .ae-mark{width:40px;height:40px;border-radius:10px;background:var(--navy);display:grid;place-items:center;flex:none;color:#fff}
.article-embed .ae-mark .ti{width:19px;height:19px}
.article-embed .ae-src{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--accent-dark)}
.article-embed .ae-body h3{margin:4px 0 6px;font-size:1rem;color:var(--navy)}
.article-embed .ae-body p{margin:0 0 10px;font-size:.88rem;color:var(--ink2);line-height:1.55;max-width:60ch}
.article-embed .ae-link{font-weight:600;font-size:.87rem;display:inline-flex;align-items:center;gap:6px}

/* verify strip — short "real SimpleSwap" closer, distinct from the before-sending checklist */
.verify-strip{display:flex;flex-wrap:wrap;gap:24px;border-top:1px solid var(--steel-line);border-bottom:1px solid var(--steel-line);padding:18px 0}
.verify-strip .vs-item{display:flex;align-items:center;gap:10px;flex:1;min-width:220px}
.verify-strip .ti{width:17px;height:17px;color:var(--accent-dark);flex:none}
.verify-strip p{margin:0;font-size:.88rem;color:var(--ink2);line-height:1.4}
.verify-strip strong{color:var(--navy)}
.verify-strip.on-dark{border-color:rgba(255,255,255,.14)}
.verify-strip.on-dark .ti{color:#6fc3e8}
.verify-strip.on-dark p{color:#c2cddf}
.verify-strip.on-dark strong{color:#fff}

.cta-block{background:var(--navy);border-radius:var(--radius);padding:28px 30px;display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
.cta-block h2{margin:0 0 4px;color:#fff}
.cta-block p{margin:0;color:#a9b6cc;font-size:.9rem}

footer{background:var(--navy);color:#a9b6cc;padding:36px 0 22px;margin-top:8px}
.foot-row{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;padding-bottom:20px}
footer .brand .mark{background:rgba(255,255,255,.14)}
footer .brandtext{color:#fff}
footer .navlinks a{color:#a9b6cc;font-weight:500}
footer .navlinks a:hover{color:#fff}
.foot-note{margin:0;font-size:.83rem;color:#8092ac;max-width:64ch;line-height:1.6}
.foot-note a{color:#c3d0e4;text-decoration:underline}
.fnote{border-top:1px solid rgba(255,255,255,.12);margin-top:16px;padding-top:13px;font-size:.76rem;color:#5f7089}

/* QA 2026-09-17: h4 -> h3 (heading hierarchy) — rendering preserved */
#kts .kc-b h3,.press-card h3,.sm-seg h3,.ss-band h3{font-family:'Inter',system-ui,sans-serif;line-height:1.65;letter-spacing:normal;color:inherit;font-weight:700;margin:0}
.ss-band h3{margin:0 0 4px;font-family:'Poppins',system-ui,sans-serif;font-size:1rem;font-weight:600;color:#fff}
.sm-seg h3{margin:0 0 6px;font-family:'Poppins',system-ui,sans-serif;font-size:.92rem;font-weight:700;color:var(--navy)}
.press-card h3{margin:4px 0 0;font-size:.85rem;color:var(--navy);font-weight:700;line-height:1.4}
#kts .kc-b h3{margin:6px 0 0;font-size:.93rem;line-height:1.35;color:var(--k-ink)}

.ss-band .tile-h{font-family:'Inter',system-ui,sans-serif;line-height:1.65;letter-spacing:normal;color:inherit;font-weight:700;margin:0;line-height:1.35}
.ss-band .tile-h{margin:0 0 4px;font-family:'Poppins',system-ui,sans-serif;font-size:1rem;font-weight:600;color:#fff;line-height:1.35}

@media(max-width:840px){
  footer .navlinks{display:flex!important;flex-wrap:wrap;gap:10px 18px}
  footer .navlinks a{font-size:.88rem;padding:2px 0}
}
@media(max-width:520px){
  header .btn,header .navcta .btn,header .hdr-cta .btn,header .pill-link{
    white-space:nowrap;font-size:.78rem;padding:8px 12px}
}

h1,h2,h3{text-wrap:balance}
p,li,figcaption,blockquote{text-wrap:pretty}
main section > .wrap > p,
main section > .wrap > ul > li,
details > p, details .faq-body p, details .qa-a,
.faq-body p, .qa p, .tp-review > p{max-width:74ch}

main p,main li{max-width:78ch}
main .wrap > p[align=center],main [style*="text-align:center"] p{max-width:none}
main table p,main td p,main th p{max-width:none}

@media(max-width:400px){
  header .wrap{padding-left:14px;padding-right:14px;gap:8px}
  header .brandtext{font-size:.88rem;line-height:1.2}
  header .brand .mark{width:26px;height:26px}
  header .btn,header .pill-link,header .navcta .btn{font-size:.72rem;padding:7px 10px;white-space:nowrap}
  header .navcta{min-width:0;flex-shrink:1}
  header .brand{min-width:0;flex-shrink:1}
}
.marquee,.marquee-wrap,[class*="marquee"]{overflow:hidden;max-width:100%}
.navtoggle,.navtoggle *{max-width:100%}
@media(max-width:820px){
  header .navlinks{max-width:100%;flex-wrap:wrap}
}

@media(max-width:400px){
  header .wrap{flex-wrap:wrap;height:auto;min-height:0;row-gap:8px;
    padding-top:10px;padding-bottom:10px;align-items:center}
  header .brand{flex:1 1 auto;min-width:0}
  header .navcta{flex:0 0 auto;min-width:0}
  header .btn,header .pill-link,header .navcta .btn{
    white-space:normal;font-size:.72rem;padding:7px 10px;max-width:100%}
  header .brandtext{font-size:.85rem}
}