/* nichecommand.com — Horizon (fleet standard since 26.09.2026, Design_System DESIGN.md Register 8).
   Bright sky, navy type, cobalt→turquoise, white cards with soft blue shadows. Self-hosted fonts only.
   Replaces the "Sonar & Salvage" engraved journal (brand.css + House System v2 chain); new file name so no
   browser keeps the old look from its cache. */
@font-face { font-family: "Archivo"; font-style: normal; font-weight: 700; font-display: swap; src: url("brand/fonts/Archivo-700.woff2") format("woff2"); }
@font-face { font-family: "Instrument Sans"; font-style: normal; font-weight: 400; font-display: swap; src: url("brand/fonts/InstrumentSans-400.woff2") format("woff2"); }
@font-face { font-family: "Instrument Sans"; font-style: normal; font-weight: 500; font-display: swap; src: url("brand/fonts/InstrumentSans-500.woff2") format("woff2"); }
@font-face { font-family: "Instrument Sans"; font-style: normal; font-weight: 700; font-display: swap; src: url("brand/fonts/InstrumentSans-700.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Mono"; font-style: normal; font-weight: 500; font-display: swap; src: url("brand/fonts/IBMPlexMono-500.woff2") format("woff2"); }

:root {
  --navy: #0F2552; --ink: #33466B; --muted: #66779A; --line: #DCE7F4; --line-mid: #D2DEEE;
  --sky: #F5F9FE; --tint: #EAF3FC; --panel: #F3F8FE; --paper: #FFFFFF;
  --blue: #1F6FEB; --blue-deep: #1E4FC4; --cyan: #22C3E8; --teal: #2EE6D0; --ok: #0E9F8A;
  --grad: linear-gradient(90deg, #2EE6D0 0%, #22C3E8 45%, #1F6FEB 100%);
  --grad-btn: linear-gradient(90deg, #1FB5E3, #1F6FEB);
  --shadow: 0 1px 2px rgba(15, 37, 82, .06), 0 10px 30px rgba(31, 79, 196, .10);
  --shadow-lift: 0 2px 4px rgba(15, 37, 82, .06), 0 18px 40px rgba(31, 79, 196, .16);
  --display: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --sans: "Instrument Sans", "Helvetica Neue", Arial, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, Menlo, monospace;
  --gutter: clamp(16px, 4.5vw, 64px);
  --ease: cubic-bezier(.2, .7, .2, 1);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { margin: 0; color: var(--ink); font: 400 17px/1.6 var(--sans); background: var(--sky);
  background-image: linear-gradient(180deg, #F3F8FE 0%, #FFFFFF 30%, #F4F9FE 100%); }
img, video, svg { display: block; max-width: 100%; }
a { color: var(--blue); text-underline-offset: 3px; }
a:hover { color: var(--blue-deep); }
h1, h2, h3 { font-family: var(--display); font-weight: 700; color: var(--navy); letter-spacing: -.015em; line-height: 1.1; margin: 0; }
p { margin: 0; }
strong { color: var(--navy); font-weight: 700; }
figure { margin: 0; }
:focus-visible { outline: 3px solid rgba(31, 111, 235, .45); outline-offset: 3px; border-radius: 8px; }
.skip-link { position: absolute; left: 12px; top: -60px; z-index: 50; padding: 10px 16px; border-radius: 999px; background: var(--paper); box-shadow: var(--shadow); font-weight: 600; }
.skip-link:focus { top: 12px; }
.shell { width: min(1240px, 100% - 2 * var(--gutter)); margin-inline: auto; }
.kicker, .eyebrow { display: block; font: 500 .76rem/1.5 var(--sans); letter-spacing: .26em; text-transform: uppercase; color: var(--ink); margin: 0; }
.mono { font-family: var(--mono); font-size: .92em; color: var(--navy); }

/* ---------- buttons: pills ---------- */
.pill, .btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 46px; padding: 0 20px; border-radius: 999px; text-decoration: none;
  font: 600 .95rem/1 var(--sans); color: var(--navy); background: var(--paper); box-shadow: var(--shadow); transition: transform .2s var(--ease), box-shadow .2s var(--ease); }
.pill:hover, .btn:hover { color: var(--navy); transform: translateY(-1px); box-shadow: var(--shadow-lift); }
.pill.solid, .btn-primary { color: #fff; background: var(--grad-btn); box-shadow: 0 8px 20px rgba(31, 111, 235, .28); }
.pill.solid:hover, .btn-primary:hover { color: #fff; }
.hero-actions, .hero-cta, .cta-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

/* ---------- header ---------- */
.site-header { position: sticky; top: 0; z-index: 20; background: rgba(245, 249, 254, .86); backdrop-filter: blur(10px); border-bottom: 1px solid rgba(220, 231, 244, .8); }
.main-nav { display: flex; align-items: center; gap: 14px; min-height: 72px; }
.wordmark { display: inline-flex; align-items: center; gap: 11px; text-decoration: none; color: var(--navy); font: 700 1.12rem/1 var(--display); letter-spacing: .08em; text-transform: uppercase; }
.wordmark:hover { color: var(--navy); }
.wordmark img { width: 34px; height: 34px; }
.nav-sections { display: flex; gap: 2px; margin-left: auto; }
.nav-sections a { display: inline-flex; align-items: center; min-height: 44px; padding: 0 12px; border-radius: 999px; font-weight: 500; font-size: .95rem; color: var(--ink); text-decoration: none; white-space: nowrap; }
.nav-sections a:hover, .nav-sections a[aria-current="page"] { background: var(--tint); color: var(--navy); }
.nav-cta { min-height: 42px; }

/* ---------- home hero: headline + gateway ---------- */
.hero { padding: clamp(40px, 6vw, 80px) 0 clamp(56px, 7vw, 96px); overflow: hidden; }
.hero-head { text-align: center; max-width: 1060px; margin: 0 auto; padding: 0 var(--gutter); }
.hero-gateway .hero-title { margin-top: 18px; font-size: clamp(2.3rem, 5.2vw, 4.3rem); line-height: 1.04; }
.hl { background: linear-gradient(90deg, #1E4FC4, #1F6FEB 55%, #22A9E8); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-lede { margin: 22px auto 0; max-width: 48em; font-size: clamp(1.02rem, 1.45vw, 1.16rem); }
.hero-head .hero-actions { justify-content: center; }
.receipts { margin: 22px auto 0; display: flex; flex-wrap: wrap; justify-content: center; gap: 6px 14px; font-size: .88rem; color: var(--muted); }
.receipts span { white-space: nowrap; }
.receipts span + span::before { content: "·"; margin-right: 14px; color: var(--line-mid); }

.gateway { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) clamp(260px, 26vw, 360px) minmax(0, 1fr);
  gap: clamp(36px, 6vw, 110px); align-items: center; width: min(1320px, 100% - 2 * var(--gutter)); margin: clamp(48px, 6vw, 76px) auto 0; }
.gateway .wires { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; overflow: visible; }
.wires > path { fill: none; stroke-width: 3.2; stroke-linecap: round; }
.wires > path.flow { stroke-dasharray: .1 26; stroke-width: 3; stroke: rgba(255, 255, 255, .9); animation: flow 1.8s linear infinite; }
@keyframes flow { to { stroke-dashoffset: -52.2; } }
.gw-col { display: grid; gap: 12px; position: relative; z-index: 1; }
.gw-label { font: 500 .72rem/1.3 var(--sans); letter-spacing: .24em; text-transform: uppercase; color: var(--muted); margin: 0 0 4px; }
.gw-card { display: grid; grid-template-columns: 42px minmax(0, 1fr); gap: 14px; align-items: center; padding: 11px 16px 11px 11px;
  border-radius: 16px; background: linear-gradient(90deg, color-mix(in srgb, var(--c) 9%, #fff), #fff 72%); box-shadow: var(--shadow); }
.gw-card .ico { width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center; background: var(--c); color: #fff; box-shadow: 0 6px 14px color-mix(in srgb, var(--c) 35%, transparent); }
.gw-card .ico svg { width: 21px; height: 21px; }
.gw-card b { display: block; font: 700 .98rem/1.2 var(--display); color: var(--navy); }
.gw-card small { display: block; margin-top: 2px; font-size: .82rem; line-height: 1.35; color: var(--muted); }
.gw-col.in .gw-card { background: var(--paper); }
.gw-col.in .gw-card .ico { background: color-mix(in srgb, var(--c) 16%, #fff); color: var(--c); box-shadow: none; }
.hub { position: relative; z-index: 1; aspect-ratio: 1; border-radius: 50%; }
.hub::before { content: ""; position: absolute; inset: -22px; border-radius: 50%; border: 2px dotted rgba(31, 111, 235, .35); }
.hub::after { content: ""; position: absolute; inset: -8px; border-radius: 50%; pointer-events: none;
  box-shadow: 0 0 0 8px rgba(91, 212, 253, .16), 0 0 70px 10px rgba(34, 195, 232, .42), inset 0 0 40px rgba(34, 195, 232, .32); }
.hub .disc { position: absolute; inset: 0; border-radius: 50%; overflow: hidden; background: radial-gradient(circle at 50% 45%, #fff 0%, #F2FAFE 55%, #DDF2FC 100%); }
.hub .disc video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: .62; }
.hub .disc::after { content: ""; position: absolute; inset: 0; background: radial-gradient(circle, rgba(255, 255, 255, .8) 0%, rgba(255, 255, 255, .44) 58%, rgba(255, 255, 255, 0) 80%); }
.hub .core { position: absolute; inset: 0; z-index: 1; display: grid; place-content: center; justify-items: center; text-align: center; padding: 12%; }
.hub .core img { width: clamp(52px, 6vw, 78px); height: auto; }
.hub .core b { margin-top: 10px; font: 700 clamp(1.05rem, 1.75vw, 1.5rem)/1 var(--display); letter-spacing: .06em; color: var(--navy); }
.hub .core span { margin-top: 10px; font: 500 clamp(.82rem, 1.1vw, .98rem)/1.3 var(--sans); color: var(--navy); }
.hub .core i { display: block; width: 42%; height: 2px; margin: 13px auto; background: var(--grad); border-radius: 2px; }
.hub .core em { font: 700 clamp(.9rem, 1.3vw, 1.1rem)/1 var(--display); font-style: normal; color: var(--blue); }
.hub .note { position: absolute; left: 50%; top: calc(100% + 34px); transform: translateX(-50%); width: max-content; max-width: 88vw; margin: 0; text-align: center; font-size: .88rem; color: var(--muted); }

/* ---------- page heroes (Why, How we select) and the text hero (Verticals) ---------- */
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); gap: clamp(28px, 5vw, 72px); align-items: center; }
.hero-copy .hero-title, .text-hero .hero-title { margin-top: 14px; font-size: clamp(2.1rem, 4.4vw, 3.5rem); }
.hero-sub { margin-top: 18px; font-size: clamp(1.02rem, 1.4vw, 1.14rem); max-width: 40em; }
.hero-plate { border-radius: 26px; overflow: hidden; box-shadow: var(--shadow-lift); background: var(--tint); }
.hero-plate img { width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: cover; }
.text-hero { padding: clamp(48px, 7vw, 96px) 0 clamp(8px, 2vw, 24px); text-align: center; }
.text-hero .hero-sub { margin-inline: auto; max-width: 46em; }

/* ---------- sections ---------- */
.section { padding: clamp(56px, 7vw, 100px) 0; }
.section + .section { padding-top: 0; }
.sec-head { max-width: 780px; margin-bottom: clamp(22px, 3vw, 36px); }
.sec-head h2 { font-size: clamp(1.9rem, 3.6vw, 2.8rem); }
.section-intro, .application-copy { max-width: 46em; margin: -8px 0 clamp(24px, 3vw, 36px); font-size: 1.06rem; }
.application-copy { margin: 0; }
.selection-note { margin-top: 22px; max-width: 52em; padding: 18px 22px; border-radius: 18px; background: var(--panel); border: 1px solid var(--line); font-size: .98rem; }

/* today's run: figures on white cards */
.run-section { padding: 0 0 clamp(56px, 7vw, 96px); }
.run-heading { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; font: 500 .76rem/1.5 var(--sans); letter-spacing: .26em; text-transform: uppercase; color: var(--ink); }
.sonar-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 0 4px rgba(34, 195, 232, .2); }
.stat-row { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(12px, 1.6vw, 20px); }
.stat-item { display: grid; gap: 6px; padding: 22px 24px; background: var(--paper); border-radius: 20px; box-shadow: var(--shadow); }
.stat-value { font: 700 clamp(1.7rem, 3vw, 2.4rem)/1.05 var(--display); background: var(--grad-btn); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat-label { font-size: .8rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }

/* process: five picture cards (a real sequence) */
.plate-frieze { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: clamp(12px, 1.4vw, 18px); }
.process-item { background: var(--paper); border-radius: 20px; box-shadow: var(--shadow); overflow: hidden; }
.plate-media img { width: 100%; height: auto; aspect-ratio: 1; object-fit: cover; }
.process-copy { padding: 16px 18px 20px; }
.process-copy h3 { font-size: 1.12rem; }
.process-copy p { margin-top: 6px; font-size: .93rem; }

/* priority tiers */
.tiers { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(12px, 1.4vw, 18px); margin-top: clamp(16px, 2vw, 24px); }
.tier-row { display: grid; grid-template-columns: 48px minmax(0, 1fr); column-gap: 14px; row-gap: 2px; align-items: center; padding: 16px 18px; background: var(--paper); border-radius: 18px; box-shadow: var(--shadow); }
.tier-row .big { grid-row: span 2; width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center; font: 700 1.4rem var(--display); color: var(--blue); background: var(--tint); }
.tier-row.flag .big { color: #fff; background: var(--grad-btn); box-shadow: 0 8px 18px rgba(31, 111, 235, .28); }
.tier-row.flag { box-shadow: 0 0 0 2px rgba(31, 111, 235, .35), var(--shadow); }
.tier-row .tt { font: 700 1.02rem/1.2 var(--display); color: var(--navy); }
.tier-row .td { font-size: .9rem; line-height: 1.4; color: var(--muted); }

/* specimen finding (illustrative) */
.specimen-wrap { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: clamp(24px, 4vw, 64px); align-items: start; }
.specimen-lede { font-size: 1.1rem; max-width: 30em; }
.specimen-card { position: relative; overflow: hidden; background: var(--paper); border-radius: 24px; box-shadow: var(--shadow-lift); padding: clamp(22px, 3vw, 32px); }
.specimen-card::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 5px; background: var(--grad); }
.specimen-kicker { display: block; font-size: .7rem; letter-spacing: .2em; text-transform: uppercase; color: var(--muted); }
.specimen-domain { margin-top: 8px; font-size: clamp(1.5rem, 2.8vw, 2rem); overflow-wrap: anywhere; }
.specimen-meta { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin: 20px 0 8px; }
.specimen-meta-item { display: grid; gap: 6px; padding: 12px 14px; border-radius: 14px; background: var(--panel); font-weight: 600; color: var(--navy); }
.specimen-meta-item > .u-label:first-child { font-size: .68rem; letter-spacing: .16em; text-transform: uppercase; font-weight: 500; color: var(--muted); }
.tier-badge { justify-self: start; padding: 4px 10px; border-radius: 999px; font-size: .8rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: #fff; background: var(--grad-btn); }
.check-table { width: 100%; border-collapse: collapse; margin-top: 10px; font-size: .95rem; }
.check-table th { text-align: left; font-weight: 600; color: var(--navy); padding: 11px 0; border-bottom: 1px solid var(--line); }
.check-table td { text-align: right; padding: 11px 0; border-bottom: 1px solid var(--line); }
.check-result { display: inline-flex; align-items: center; gap: 7px; color: var(--ok); font-weight: 600; }
.check-result svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 2; }
.evidence { margin-top: 18px; }
.evidence > .u-label { font-size: .68rem; letter-spacing: .16em; text-transform: uppercase; color: var(--muted); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 8px; }
.chip { padding: 6px 12px; border-radius: 999px; background: var(--tint); color: var(--blue-deep); font-size: .84rem; font-weight: 600; }

/* ledger: numbered findings on two white sheets */
.ledger-columns { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(14px, 2vw, 28px); align-items: start; }
.ledger-column { background: var(--paper); border-radius: 22px; box-shadow: var(--shadow); padding: 8px clamp(18px, 2.4vw, 28px); }
.ledger-column-title { padding: 18px 0 6px; font-size: .78rem; letter-spacing: .22em; text-transform: uppercase; color: var(--blue); }
.ledger-row { display: grid; grid-template-columns: 40px minmax(0, 1fr); gap: 14px; padding: 18px 0; }
.ledger-row + .ledger-row { border-top: 1px solid var(--line); }
.ledger-num { width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center; font: 700 .82rem var(--display); color: var(--blue); background: var(--tint); }
.ledger-row h3 { font-size: 1.06rem; line-height: 1.3; }
.ledger-row p { margin-top: 5px; font-size: .95rem; }
.weight-line { font-family: var(--mono); font-size: .84rem !important; color: var(--muted); }
.weight-line strong { color: var(--blue); }

/* how we select: five steps as wide cards */
.selection-steps { display: grid; gap: clamp(12px, 1.6vw, 18px); }
.selection-step { display: grid; grid-template-columns: clamp(120px, 16vw, 190px) minmax(0, 1fr); gap: clamp(16px, 2.4vw, 32px); align-items: center; background: var(--paper); border-radius: 22px; box-shadow: var(--shadow); overflow: hidden; }
.selection-step > div { padding: 18px clamp(18px, 2.4vw, 30px) 18px 0; }
.selection-step-num { display: inline-grid; place-items: center; min-width: 34px; height: 30px; padding: 0 8px; border-radius: 10px; font: 700 .8rem var(--display); color: #fff; background: var(--grad-btn); }
.selection-step h3 { margin-top: 10px; font-size: 1.25rem; }
.selection-step p { margin-top: 6px; }

/* verticals: nine picture cards */
.vertical-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(14px, 1.8vw, 24px); }
.vertical-entry { background: var(--paper); border-radius: 22px; box-shadow: var(--shadow); overflow: hidden; padding-bottom: 22px; }
.vertical-entry .plate-media img { aspect-ratio: 16 / 11; }
.vertical-meta { display: block; margin: 18px 22px 0; font-size: .7rem; letter-spacing: .2em; text-transform: uppercase; color: var(--blue); }
.vertical-entry h3 { margin: 8px 22px 0; font-size: 1.2rem; }
.vertical-entry p { margin: 8px 22px 0; font-size: .96rem; }

/* ---------- film band with the closing invitation ---------- */
.band { position: relative; min-height: clamp(560px, 78vh, 760px); display: grid; place-items: end center; overflow: hidden; background: #DDEFFC; margin-top: clamp(24px, 4vw, 48px); }
/* the film box is taller than the band and anchored at its foot: the horizon lands in the upper third, the text sits on open water */
.band > video { position: absolute; left: 0; right: 0; bottom: 0; width: 100%; height: 165%; object-fit: cover; }
.band::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(245, 249, 254, 0) 30%, rgba(245, 249, 254, .88) 74%, #F5F9FE 100%); }
.band .say { position: relative; z-index: 1; text-align: center; padding: 0 var(--gutter) clamp(40px, 6vw, 72px); }
.band h2 { font-size: clamp(2rem, 4.4vw, 3.6rem); max-width: 22ch; margin: 14px auto 0; text-wrap: balance; }
.band .say > p:not(.kicker) { margin: 14px auto 0; max-width: 40em; font-size: 1.06rem; }
.band .cta-actions { justify-content: center; }

/* ---------- legal pages: the document on a white sheet ---------- */
.page-main { width: min(920px, 100% - 2 * var(--gutter)); margin: clamp(24px, 5vw, 56px) auto clamp(56px, 8vw, 96px); padding: clamp(24px, 5vw, 60px);
  background: var(--paper); border-radius: 24px; box-shadow: var(--shadow); }
.prose h1 { font-size: clamp(2.1rem, 5vw, 3.2rem); margin: 10px 0 .5em; }
.prose h2 { font-size: clamp(1.22rem, 2.3vw, 1.5rem); margin: 1.8em 0 .55em; }
.prose h3 { font-size: 1.05rem; margin: 1.4em 0 .4em; }
.prose p, .prose ul, .prose ol { margin: 0 0 14px; max-width: 70ch; }
.prose li { margin-bottom: 7px; }
.prose a:not(.btn) { overflow-wrap: anywhere; }
.prose table { width: 100%; border-collapse: collapse; font-size: .95rem; margin: 0 0 18px; display: block; overflow-x: auto; }
.prose th, .prose td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
.prose .meta-line { margin-top: 28px; color: var(--muted); font-size: .92rem; }

/* ---------- footer ---------- */
.marketing-footer { border-top: 1px solid var(--line); background: rgba(255, 255, 255, .6); padding: clamp(44px, 6vw, 64px) 0 26px; }
.footer-top { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr); gap: 28px clamp(28px, 5vw, 80px); align-items: start; }
.footer-top p { margin-top: 14px; max-width: 32em; font-size: .95rem; color: var(--muted); }
.footer-links nav { display: flex; flex-wrap: wrap; gap: 0 22px; justify-content: flex-end; }
.footer-links nav a { display: inline-block; padding: 10px 0; color: var(--ink); text-decoration: none; font-size: .95rem; }
.footer-links nav a:hover, .footer-links nav a[aria-current="page"] { color: var(--blue); }
.footer-contact { display: block; margin-top: 8px; padding: 8px 0; font: 700 1.05rem var(--display); text-align: right; }
.footer-base { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 10px 22px; margin-top: 30px; padding-top: 20px; border-top: 1px solid var(--line); font-size: .9rem; color: var(--muted); }
.reg-code { font-size: .8rem; letter-spacing: .08em; }
.attribution { display: inline-block; padding: 10px 0; margin: -10px 0; color: var(--navy); text-decoration-color: var(--cyan); }
.attribution b { font-weight: 700; }

/* ---------- responsive ---------- */
@media (max-width: 1100px) {
  .gateway { gap: 44px; grid-template-columns: minmax(0, 1fr) 250px minmax(0, 1fr); }
  .gw-card small { display: none; }
  .plate-frieze { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .tiers { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 900px) {
  .gateway { grid-template-columns: minmax(0, 1fr); gap: 60px; max-width: 620px; }
  .gateway .wires { display: none; }
  .hub { width: min(300px, 76vw); justify-self: center; margin-bottom: 30px; }
  .gw-col { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .gw-label { grid-column: 1 / -1; }
  .gw-card small { display: block; }
  .hero-grid, .specimen-wrap, .ledger-columns, .footer-top { grid-template-columns: minmax(0, 1fr); }
  .stat-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .vertical-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-links nav { justify-content: flex-start; }
  .footer-contact { text-align: left; }
}
@media (max-width: 760px) {
  .main-nav { flex-wrap: wrap; gap: 4px 12px; padding: 10px 0 6px; min-height: 0; }
  .nav-sections { order: 3; width: 100%; margin-left: -12px; overflow-x: auto; scrollbar-width: none; }
  .nav-cta { margin-left: auto; }
  .plate-frieze { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .selection-step { grid-template-columns: minmax(0, 1fr); }
  .selection-step .plate-media img { aspect-ratio: 16 / 9; }
  .selection-step > div { padding: 0 20px 22px; }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .gw-col, .vertical-grid, .tiers { grid-template-columns: minmax(0, 1fr); }
  .receipts { gap: 6px 18px; }
  .receipts span + span::before { content: none; }
  .hero-actions, .hero-cta, .cta-actions { display: grid; justify-content: stretch; }
  .specimen-meta { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 480px) {
  .nav-cta { display: none; }
  .plate-frieze { grid-template-columns: minmax(0, 1fr); }
  .stat-row { grid-template-columns: minmax(0, 1fr); }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}