:root {
  --navy-950: #031122;
  --navy-900: #061a32;
  --navy-800: #0a2a4d;
  --blue-600: #2188e7;
  --blue-500: #36a7ee;
  --cyan-400: #57d5df;
  --violet-500: #6f6be8;
  --green-500: #24a686;
  --ink: #10283f;
  --muted: #667d90;
  --line: #dce7ef;
  --soft: #f3f7fa;
  --white: #ffffff;
  --container: 1220px;
  --radius-lg: 26px;
  --radius-md: 18px;
  --shadow: 0 30px 80px rgba(4, 30, 58, .16);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; }
body { margin: 0; color: var(--ink); background: var(--white); font-family: Inter, Arial, sans-serif; line-height: 1.65; overflow-x: hidden; }
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }
button, input { font: inherit; }
h1, h2, h3, p { overflow-wrap: break-word; }
.container { width: min(calc(100% - 48px), var(--container)); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; z-index: 999; top: 10px; left: 10px; padding: 10px 14px; background: white; color: var(--navy-900); border-radius: 8px; transform: translateY(-150%); transition: transform .2s; }
.skip-link:focus { transform: translateY(0); }
:focus-visible { outline: 3px solid var(--cyan-400); outline-offset: 3px; }

.site-header { position: fixed; z-index: 100; inset: 0 0 auto; height: 88px; color: white; transition: height .25s ease, background .25s ease, box-shadow .25s ease; }
.site-header.is-scrolled { height: 72px; background: rgba(3, 17, 34, .94); box-shadow: 0 8px 30px rgba(0, 0, 0, .16); backdrop-filter: blur(16px); }
.header-inner { height: 100%; display: flex; align-items: center; gap: 18px; }
.brand { width: 214px; flex: 0 0 auto; }
.brand img { width: 100%; height: 52px; object-fit: contain; object-position: left center; }
.omni-link { display: inline-flex; align-items: center; gap: 7px; color: #d1dfec; font-size: .72rem; font-weight: 700; border: 1px solid rgba(255, 255, 255, .19); border-radius: 999px; padding: 6px 10px 6px 7px; transition: background .2s, border-color .2s; }
.omni-link:hover { background: rgba(255, 255, 255, .08); border-color: rgba(255, 255, 255, .42); }
.omni-link svg { width: 29px; height: 19px; }
.primary-nav { margin-left: auto; display: flex; align-items: center; gap: 21px; color: rgba(255, 255, 255, .72); font-size: .75rem; font-weight: 700; }
.primary-nav a { position: relative; padding-block: 9px; }
.primary-nav a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: 3px; height: 2px; background: var(--cyan-400); transition: right .2s; }
.primary-nav a:hover { color: white; }
.primary-nav a:hover::after { right: 0; }
.header-actions { display: flex; align-items: center; gap: 13px; }
.language-switch { display: flex; align-items: center; gap: 8px; color: rgba(255, 255, 255, .45); font-size: .7rem; font-weight: 800; }
.language-switch span { color: white; }
.language-switch a:hover { color: white; }
.menu-button { display: none; width: 42px; height: 42px; border: 0; background: transparent; padding: 8px; cursor: pointer; }
.menu-button i { display: block; width: 23px; height: 2px; margin: 5px auto; border-radius: 2px; background: white; transition: transform .2s, opacity .2s; }
.menu-button[aria-expanded="true"] i:nth-of-type(1) { transform: translateY(7px) rotate(45deg); }
.menu-button[aria-expanded="true"] i:nth-of-type(2) { opacity: 0; }
.menu-button[aria-expanded="true"] i:nth-of-type(3) { transform: translateY(-7px) rotate(-45deg); }

.button { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border: 1px solid transparent; border-radius: 999px; padding: 14px 22px; font-size: .82rem; font-weight: 800; line-height: 1.2; transition: transform .2s, box-shadow .2s, background .2s, border-color .2s; }
.button:hover { transform: translateY(-2px); }
.button-small { padding: 10px 17px; font-size: .73rem; }
.button-outline { color: white; border-color: rgba(255, 255, 255, .3); background: rgba(255, 255, 255, .04); }
.button-outline:hover { background: white; color: var(--navy-900); }
.button-primary { color: #04203a; background: linear-gradient(135deg, #53bcf2, #66d8dc); box-shadow: 0 14px 40px rgba(52, 176, 222, .2); }
.button-primary:hover { box-shadow: 0 18px 48px rgba(52, 176, 222, .32); }
.button-ghost { color: white; border-color: rgba(255, 255, 255, .28); background: rgba(255, 255, 255, .03); }
.button-ghost:hover { border-color: rgba(255, 255, 255, .65); background: rgba(255, 255, 255, .07); }
.button-white { color: #0b4770; background: white; white-space: nowrap; }

.hero { position: relative; min-height: 100vh; padding: 154px 0 38px; color: white; background: radial-gradient(circle at 78% 20%, #154a83 0, #09294d 31%, #061a32 58%, #031122 88%); overflow: hidden; }
.hero-grid-lines { position: absolute; inset: 0; opacity: .055; background-image: linear-gradient(#fff 1px, transparent 1px), linear-gradient(90deg, #fff 1px, transparent 1px); background-size: 58px 58px; mask-image: linear-gradient(to bottom, black, transparent 90%); }
.hero-orb { position: absolute; border-radius: 50%; filter: blur(4px); opacity: .17; pointer-events: none; }
.hero-orb-one { width: 400px; height: 400px; right: -120px; top: 130px; background: var(--cyan-400); }
.hero-orb-two { width: 280px; height: 280px; left: 38%; bottom: -170px; background: var(--violet-500); }
.hero-layout { position: relative; display: grid; grid-template-columns: 1.08fr .78fr; gap: clamp(45px, 7vw, 92px); align-items: center; }
.eyebrow { margin: 0 0 14px; color: var(--blue-600); font-size: .66rem; font-weight: 800; letter-spacing: .16em; }
.eyebrow-light { color: #77dce5; }
.hero h1 { margin: 19px 0 25px; max-width: 760px; font: 800 clamp(3.45rem, 6.2vw, 6.5rem)/.95 Manrope, Inter, sans-serif; letter-spacing: -.065em; }
.hero h1 em { color: #6bdbe2; font-style: normal; }
.hero-lead { max-width: 690px; margin: 0; color: rgba(255, 255, 255, .68); font-size: 1.02rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 11px; margin: 33px 0 27px; }
.hero-tags { display: flex; flex-wrap: wrap; gap: 7px; margin: 0; padding: 0; list-style: none; }
.hero-tags li { padding: 6px 10px; color: rgba(255, 255, 255, .58); border: 1px solid rgba(255, 255, 255, .14); border-radius: 999px; font-size: .63rem; }
.tracking-card { max-width: 420px; width: 100%; justify-self: center; color: var(--ink); background: white; border: 1px solid rgba(255, 255, 255, .45); border-radius: 23px; box-shadow: 0 36px 100px rgba(0, 0, 0, .35); overflow: hidden; transform: rotate(1deg); }
.card-toolbar { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 17px 19px; border-bottom: 1px solid var(--line); font-size: .66rem; font-weight: 700; }
.card-toolbar b { color: #178a72; font-size: .52rem; letter-spacing: .08em; }
.card-toolbar b i { display: inline-block; width: 6px; height: 6px; margin-right: 3px; border-radius: 50%; background: #20ad8e; box-shadow: 0 0 0 4px rgba(32, 173, 142, .12); }
.sample-ticket { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 21px 22px; background: #f4f8fb; border-bottom: 1px solid var(--line); }
.sample-ticket small, .identity-label small { display: block; color: #738a9a; font-size: .52rem; font-weight: 700; letter-spacing: .08em; }
.sample-ticket strong { display: block; margin-top: 4px; font: 800 1.03rem Manrope, sans-serif; letter-spacing: .035em; }
.qr-mini, .qr-large { display: block; background-color: white; background-image: linear-gradient(90deg, #10283f 9px, transparent 9px), linear-gradient(#10283f 9px, transparent 9px), repeating-linear-gradient(45deg, #10283f 0 3px, transparent 3px 7px); background-size: 15px 100%, 100% 15px, auto; border: 5px solid white; outline: 1px solid #cbd8e1; }
.qr-mini { width: 52px; height: 52px; }
.tracking-steps { margin: 0; padding: 22px 24px; list-style: none; counter-reset: none; }
.tracking-steps li { position: relative; display: grid; grid-template-columns: 34px 1fr; gap: 12px; padding-bottom: 17px; }
.tracking-steps li:last-child { padding-bottom: 0; }
.tracking-steps li::after { content: ""; position: absolute; left: 16px; top: 34px; bottom: 1px; width: 1px; background: var(--line); }
.tracking-steps li:last-child::after { display: none; }
.tracking-steps li > span { position: relative; z-index: 1; display: grid; place-items: center; width: 33px; height: 33px; color: #7a8e9d; background: white; border: 1px solid var(--line); border-radius: 50%; font-size: .61rem; font-weight: 800; }
.tracking-steps li.is-complete > span { color: #14876e; background: #e5f7f2; border-color: #c5eae1; }
.tracking-steps li.is-active > span { color: #1477c4; background: #e8f3fd; border-color: #c8e2f6; }
.tracking-steps b, .tracking-steps small { display: block; }
.tracking-steps b { padding-top: 2px; font-size: .73rem; }
.tracking-steps small { color: #7b8e9b; font-size: .56rem; }
.system-path { position: relative; display: grid; grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr; align-items: center; margin-top: 48px; border-top: 1px solid rgba(255, 255, 255, .12); }
.system-path span { padding: 21px 8px 4px; text-align: center; color: rgba(255, 255, 255, .52); font-size: .66rem; }
.system-path i { padding-top: 17px; color: var(--cyan-400); font-style: normal; }

.principles { background: #07192f; color: white; border-top: 1px solid rgba(255, 255, 255, .08); }
.principles-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.principles-grid > div { display: grid; grid-template-columns: auto 1fr; gap: 13px; align-items: center; min-height: 112px; padding: 20px 25px; border-left: 1px solid rgba(255, 255, 255, .1); }
.principles-grid > div:last-child { border-right: 1px solid rgba(255, 255, 255, .1); }
.principles-grid strong { color: #72dbe2; font: 800 1.55rem Manrope, sans-serif; white-space: nowrap; }
.principles-grid span { color: rgba(255, 255, 255, .58); font-size: .68rem; line-height: 1.45; }

.section { padding: 108px 0; }
.section-soft { background: var(--soft); }
.section-dark { color: white; background: var(--navy-950); }
.section-intro h2, .two-column h2 { margin: 10px 0 0; font: 800 clamp(2.35rem, 4.2vw, 4.55rem)/1.04 Manrope, Inter, sans-serif; letter-spacing: -.055em; }
.section-intro h2 span, .two-column h2 span { color: #708798; }
.section-intro > p:last-child, .two-column > div > p:not(.eyebrow) { color: var(--muted); }
.split-intro { display: grid; grid-template-columns: 1.12fr .72fr; gap: clamp(45px, 8vw, 100px); align-items: end; }
.split-intro > p { margin: 0 0 8px; }
.centered { max-width: 920px; margin: 0 auto 52px; text-align: center; }
.centered > p:last-child { max-width: 750px; margin: 18px auto 0; }
.feature-grid { display: grid; gap: 15px; margin-top: 54px; }
.four-up { grid-template-columns: repeat(4, 1fr); }
.feature-card { min-height: 250px; padding: 25px; background: white; border: 1px solid var(--line); border-radius: var(--radius-md); transition: transform .25s, box-shadow .25s, border-color .25s; }
.feature-card:hover { transform: translateY(-5px); border-color: #bcd7ea; box-shadow: 0 20px 50px rgba(10, 52, 84, .09); }
.feature-card > span { color: var(--blue-600); font-size: .63rem; font-weight: 800; }
.feature-card h3 { margin: 72px 0 9px; font-size: 1rem; }
.feature-card p { margin: 0; color: var(--muted); font-size: .75rem; }
.compact-cards .feature-card { min-height: 220px; }
.compact-cards .feature-card h3 { margin-top: 48px; }
.two-column { display: grid; grid-template-columns: 1fr .88fr; gap: clamp(55px, 8vw, 100px); align-items: center; }
.muted-light { color: rgba(255, 255, 255, .59) !important; }
.check-list, .plain-list { margin: 30px 0 0; padding: 0; list-style: none; }
.check-list { border-top: 1px solid rgba(255, 255, 255, .12); }
.check-list li, .plain-list li { position: relative; padding: 12px 0 12px 28px; font-size: .77rem; }
.check-list li { border-bottom: 1px solid rgba(255, 255, 255, .09); }
.check-list li::before, .plain-list li::before { content: "✓"; position: absolute; left: 0; color: var(--cyan-400); font-weight: 800; }
.identity-panel { padding: 26px; background: linear-gradient(145deg, rgba(255, 255, 255, .07), rgba(255, 255, 255, .02)); border: 1px solid rgba(255, 255, 255, .18); border-radius: var(--radius-lg); box-shadow: 0 30px 90px rgba(0, 0, 0, .22); }
.identity-top { display: flex; justify-content: space-between; font-size: .53rem; letter-spacing: .1em; color: rgba(255, 255, 255, .48); }
.identity-top b { color: #68d8c0; }
.sample-visual { position: relative; width: 58px; height: 147px; margin: 31px auto; border: 3px solid rgba(255, 255, 255, .7); border-top: 0; border-radius: 4px 4px 25px 25px; overflow: hidden; }
.sample-visual::before { content: ""; position: absolute; inset: -8px -7px auto; height: 16px; border: 3px solid rgba(255, 255, 255, .7); border-radius: 4px; }
.sample-visual span { position: absolute; inset: auto 0 0; height: 48%; background: linear-gradient(135deg, #8c315a, #c0587d); }
.sample-visual span::after { content: "+"; position: absolute; inset: 12px auto auto 18px; color: white; font-size: 1.35rem; font-weight: 500; }
.identity-label { padding: 15px; color: var(--ink); background: white; border-radius: 13px; }
.identity-label strong { display: block; margin: 3px 0 6px; font: 800 1rem Manrope, sans-serif; letter-spacing: .04em; }
.barcode { white-space: nowrap; overflow: hidden; font-family: monospace; letter-spacing: -2px; }
.identity-meta { display: grid; grid-template-columns: repeat(3, 1fr); gap: 7px; margin: 12px 0 0; }
.identity-meta > div { padding: 10px; border: 1px solid rgba(255, 255, 255, .12); border-radius: 9px; }
.identity-meta dt { color: rgba(255, 255, 255, .42); font-size: .48rem; }
.identity-meta dd { margin: 1px 0 0; font-size: .58rem; font-weight: 700; }

.workflow-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 7px; margin: 0; padding: 0; list-style: none; }
.workflow-grid li { position: relative; padding: 18px 9px; text-align: center; border-right: 1px solid var(--line); }
.workflow-grid li:last-child { border-right: 0; }
.workflow-grid li > span { position: absolute; right: 12px; top: 6px; color: #91a2ae; font-size: .52rem; font-weight: 800; }
.workflow-grid li > i { display: grid; place-items: center; width: 58px; height: 58px; margin: 18px auto 20px; color: #147bc8; background: #e8f4fd; border-radius: 17px; font-size: 1.25rem; font-style: normal; }
.workflow-grid li > i.pdf-icon { font-size: .68rem; font-weight: 900; }
.workflow-grid h3 { margin: 0 0 8px; font-size: .83rem; }
.workflow-grid p { margin: 0; color: var(--muted); font-size: .66rem; }
.exception-flow { display: flex; justify-content: center; align-items: center; flex-wrap: wrap; gap: 10px; margin-top: 32px; padding: 16px 18px; color: #6e4e50; background: #fff9f9; border: 1px solid #ead9da; border-radius: 14px; font-size: .65rem; }
.exception-flow strong { color: #a14650; }
.exception-flow span { padding: 5px 8px; background: white; border: 1px solid #eadfe0; border-radius: 7px; }
.exception-flow i { color: #bd8187; font-style: normal; }

.manifest-card { color: var(--ink); background: white; border: 1px solid var(--line); border-radius: 22px; box-shadow: var(--shadow); overflow: hidden; }
.manifest-head { display: flex; justify-content: space-between; align-items: center; padding: 25px; border-bottom: 1px solid var(--line); }
.manifest-head small, .manifest-head strong { display: block; }
.manifest-head small { color: var(--muted); font-size: .53rem; letter-spacing: .1em; }
.manifest-head strong { margin-top: 3px; font: 800 1.05rem Manrope, sans-serif; }
.qr-large { width: 68px; height: 68px; }
.manifest-summary { display: grid; grid-template-columns: repeat(3, 1fr); padding: 18px; background: #f5f9fb; border-bottom: 1px solid var(--line); }
.manifest-summary span { text-align: center; border-right: 1px solid var(--line); }
.manifest-summary span:last-child { border-right: 0; }
.manifest-summary b, .manifest-summary small { display: block; }
.manifest-summary b { color: var(--blue-600); font: 800 1.1rem Manrope, sans-serif; }
.manifest-summary small { color: var(--muted); font-size: .52rem; }
.manifest-row { display: grid; grid-template-columns: .8fr 1.4fr .7fr; gap: 10px; padding: 14px 22px; border-bottom: 1px solid var(--line); font-size: .63rem; }
.manifest-row:last-child { border-bottom: 0; }
.manifest-row em { color: var(--green-500); font-style: normal; text-align: right; }
.plain-list li { border-bottom: 1px solid var(--line); color: var(--ink); }
.plain-list li::before { color: var(--blue-600); }

.privacy-section { background: linear-gradient(180deg, #f3f7fa, #eaf2f7); }
.trust-boundary { display: grid; grid-template-columns: 1fr .63fr 1fr; gap: 15px; }
.trust-boundary article, .exchange-zone { min-height: 300px; padding: 27px; border-radius: 21px; }
.trust-boundary article { background: white; border: 1px solid var(--line); }
.trust-boundary article > small, .exchange-zone > small { color: #728797; font-size: .51rem; font-weight: 800; letter-spacing: .12em; }
.trust-boundary article h3 { margin: 7px 0 25px; }
.data-pills { display: flex; flex-wrap: wrap; gap: 6px; }
.data-pills span { padding: 6px 8px; background: #edf5fa; border-radius: 7px; font-size: .61rem; }
.trust-boundary article p { margin: 25px 0 0; color: var(--muted); font-size: .69rem; }
.exchange-zone { display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; background: #e8f4fd; border: 1px solid #acd5f2; }
.exchange-zone > i { display: grid; place-items: center; width: 55px; height: 55px; margin-bottom: 14px; color: white; background: linear-gradient(145deg, var(--blue-600), var(--violet-500)); border-radius: 16px; font-size: 1.4rem; font-style: normal; }
.exchange-zone b { margin-top: 11px; font-size: .74rem; }
.exchange-zone span { color: #557188; font-size: .59rem; }
.exchange-zone em { margin-top: 14px; padding: 5px 7px; color: white; background: #147bc8; border-radius: 6px; font-size: .48rem; font-style: normal; font-weight: 800; }

.role-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 15px; margin-top: 52px; }
.role-card { min-height: 245px; padding: 25px; background: white; border: 1px solid var(--line); border-radius: var(--radius-md); }
.role-card > i { display: grid; place-items: center; width: 50px; height: 50px; color: #147bc8; background: #e7f3fc; border-radius: 14px; font-style: normal; font-weight: 900; }
.role-card > small { display: block; margin-top: 24px; color: #7b8f9e; font-size: .51rem; font-weight: 800; letter-spacing: .1em; }
.role-card h3 { margin: 5px 0 8px; }
.role-card p { margin: 0; color: var(--muted); font-size: .72rem; }

.results-section { background: radial-gradient(circle at 90% 50%, #113e70, #031122 57%); }
.result-path { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; margin-top: 30px; }
.result-path span { padding: 7px 9px; border: 1px solid rgba(255, 255, 255, .16); border-radius: 8px; font-size: .59rem; }
.result-path i { color: var(--cyan-400); font-style: normal; }
.result-card { display: grid; grid-template-columns: 68px 1fr auto; gap: 17px; align-items: center; padding: 22px; background: rgba(255, 255, 255, .07); border: 1px solid rgba(255, 255, 255, .18); border-radius: 19px; }
.document-icon { display: grid; place-items: center; width: 66px; height: 80px; color: #d65363; background: white; border-radius: 8px; font-size: .76rem; font-weight: 900; box-shadow: 0 14px 30px rgba(0, 0, 0, .18); }
.result-card small, .result-card strong, .result-card span, .result-card em { display: block; }
.result-card small { color: rgba(255, 255, 255, .46); font-size: .5rem; letter-spacing: .1em; }
.result-card strong { margin: 4px 0; font-size: .8rem; }
.result-card span, .result-card em { color: rgba(255, 255, 255, .58); font-size: .57rem; font-style: normal; }
.result-card > i { display: grid; place-items: center; width: 34px; height: 34px; color: white; background: #1b9d82; border-radius: 50%; font-style: normal; }

.architecture-flow { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; gap: 14px; align-items: center; }
.architecture-flow article { min-height: 285px; padding: 25px; background: white; border: 1px solid var(--line); border-radius: 19px; }
.architecture-flow article.highlight { background: #eef8ff; border-color: #acd4ef; }
.architecture-flow article > small { color: #718797; font-size: .49rem; font-weight: 800; letter-spacing: .1em; }
.architecture-flow article h3 { margin: 7px 0 30px; }
.architecture-flow article > span { display: block; padding: 7px 0; border-top: 1px solid var(--line); font-size: .66rem; }
.architecture-flow > div { color: var(--blue-600); text-align: center; }
.architecture-flow > div b, .architecture-flow > div small { display: block; }
.architecture-flow > div b { font-size: 1.3rem; }
.architecture-flow > div small { font-size: .48rem; font-weight: 800; }

.contact-section { padding: 28px 0 85px; }
.contact-panel { display: grid; grid-template-columns: 1fr auto; gap: 50px; align-items: center; padding: 58px; color: white; background: linear-gradient(135deg, #082c55, #176da9 57%, #2999aa); border-radius: 29px; box-shadow: 0 30px 80px rgba(8, 67, 111, .2); }
.contact-panel h2 { max-width: 870px; margin: 10px 0 15px; font: 800 clamp(2.25rem, 4vw, 4.25rem)/1.04 Manrope, Inter, sans-serif; letter-spacing: -.055em; }
.contact-panel p:not(.eyebrow) { margin: 0; color: rgba(255, 255, 255, .65); }
.site-footer { padding: 44px 0; color: rgba(255, 255, 255, .5); background: var(--navy-950); }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 25px; font-size: .66rem; }
.footer-inner img { width: 210px; height: 48px; object-fit: contain; object-position: left center; }
.footer-inner a { color: rgba(255, 255, 255, .75); }

.js .reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
.js .reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (max-width: 1120px) {
  .omni-link span { display: none; }
  .primary-nav { gap: 14px; }
  .brand { width: 185px; }
  .hero-layout { grid-template-columns: 1fr .72fr; gap: 42px; }
  .four-up, .role-grid { grid-template-columns: repeat(2, 1fr); }
  .workflow-grid { grid-template-columns: repeat(3, 1fr); }
  .workflow-grid li:nth-child(3) { border-right: 0; }
  .workflow-grid li:nth-child(-n+3) { border-bottom: 1px solid var(--line); }
}

@media (max-width: 900px) {
  .site-header, .site-header.is-scrolled { height: 72px; background: rgba(3, 17, 34, .97); }
  .header-inner { gap: 10px; }
  .brand { width: 178px; }
  .brand img { height: 45px; }
  .omni-link { margin-left: auto; }
  .menu-button { display: block; order: 4; }
  .header-actions { order: 3; }
  .primary-nav { position: fixed; z-index: 99; inset: 72px 0 auto; display: flex; flex-direction: column; align-items: stretch; gap: 0; max-height: 0; margin: 0; padding: 0 24px; color: rgba(255, 255, 255, .78); background: rgba(3, 17, 34, .98); overflow: hidden; visibility: hidden; transition: max-height .3s ease, visibility .3s; }
  .primary-nav.is-open { max-height: calc(100vh - 72px); padding-top: 10px; padding-bottom: 24px; visibility: visible; overflow-y: auto; }
  .primary-nav a { padding: 14px 2px; border-bottom: 1px solid rgba(255, 255, 255, .09); }
  .primary-nav a::after { display: none; }
  .hero { min-height: auto; padding-top: 126px; }
  .hero-layout { grid-template-columns: 1fr; }
  .tracking-card { margin-top: 15px; transform: none; }
  .principles-grid { grid-template-columns: repeat(2, 1fr); }
  .principles-grid > div:nth-child(2) { border-right: 1px solid rgba(255, 255, 255, .1); }
  .principles-grid > div:nth-child(-n+2) { border-bottom: 1px solid rgba(255, 255, 255, .1); }
  .split-intro, .two-column, .trust-boundary { grid-template-columns: 1fr; gap: 40px; }
  .two-column.reverse-mobile > :first-child { order: 2; }
  .two-column.reverse-mobile > :last-child { order: 1; }
  .identity-panel, .manifest-card, .result-card { width: min(100%, 560px); margin-inline: auto; }
  .trust-boundary { max-width: 650px; margin-inline: auto; }
  .trust-boundary article, .exchange-zone { min-height: auto; }
  .exchange-zone { padding-block: 36px; }
  .architecture-flow { grid-template-columns: 1fr; max-width: 620px; margin-inline: auto; }
  .architecture-flow > div b { transform: rotate(90deg); }
  .architecture-flow article { min-height: auto; }
  .contact-panel { grid-template-columns: 1fr; }
}

@media (max-width: 650px) {
  .container { width: min(calc(100% - 30px), var(--container)); }
  .brand { width: 155px; }
  .omni-link { display: none; }
  .header-actions { margin-left: auto; gap: 9px; }
  .language-switch { display: none; }
  .button-small { padding: 9px 13px; }
  .hero { padding: 112px 0 30px; }
  .hero h1 { font-size: clamp(2.9rem, 15vw, 4.15rem); }
  .hero-lead { font-size: .92rem; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .button { width: 100%; }
  .system-path { grid-template-columns: 1fr 1fr; padding-top: 12px; }
  .system-path span { padding: 9px 5px; }
  .system-path i { display: none; }
  .principles-grid { grid-template-columns: 1fr; }
  .principles-grid > div { min-height: 88px; border-right: 1px solid rgba(255, 255, 255, .1); border-bottom: 1px solid rgba(255, 255, 255, .1); }
  .section { padding: 76px 0; }
  .section-intro h2, .two-column h2 { font-size: clamp(2.25rem, 12vw, 3.25rem); }
  .four-up, .role-grid { grid-template-columns: 1fr; }
  .feature-card { min-height: 215px; }
  .feature-card h3 { margin-top: 50px; }
  .workflow-grid { grid-template-columns: repeat(2, 1fr); }
  .workflow-grid li { border-bottom: 1px solid var(--line); }
  .workflow-grid li:nth-child(2n) { border-right: 0; }
  .workflow-grid li:nth-child(3) { border-right: 1px solid var(--line); }
  .workflow-grid li:nth-last-child(-n+2) { border-bottom: 0; }
  .identity-meta { grid-template-columns: 1fr; }
  .exception-flow i { display: none; }
  .manifest-row { grid-template-columns: .8fr 1.25fr .7fr; padding-inline: 15px; }
  .result-path i { display: none; }
  .result-card { grid-template-columns: 60px 1fr; }
  .result-card > i { display: none; }
  .document-icon { width: 58px; height: 70px; }
  .contact-section { padding-bottom: 60px; }
  .contact-panel { padding: 33px 25px; border-radius: 22px; }
  .contact-panel h2 { font-size: clamp(2rem, 11vw, 3rem); }
  .button-white { width: 100%; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .js .reveal { opacity: 1; transform: none; }
}