/* Shared visual system for the public homepage and information pages. */
:root {
    --ink: #18263b;
    --muted: #536174;
    --blue: #2463d5;
    --blue-dark: #184caa;
    --blue-pale: #e8efff;
    --paper: #f7f8fc;
    --line: #dce1eb;
    --navy: #132b4c;
    --yellow: #f4d878;
    --max-width: 1160px;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 100px; }
body { margin: 0; color: var(--ink); background: #fff; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; font-size: 16px; line-height: 1.65; -webkit-font-smoothing: antialiased; }
body.modal-open { overflow: hidden; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-underline-offset: .22em; }
a:hover { color: var(--blue-dark); }
button { font: inherit; cursor: pointer; }
button, a { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid var(--blue); outline-offset: 5px; }
h1, h2, h3, p, figure { margin: 0; }
h1, h2, h3 { line-height: 1.1; letter-spacing: -.045em; }
h2 { font-size: clamp(2rem, 3.8vw, 3.25rem); font-weight: 700; }
h3 { font-size: 1.5rem; }
p { color: var(--muted); }
.container { width: min(var(--max-width), calc(100% - 80px)); margin-inline: auto; }
.section { padding-block: 100px; }
.eyebrow { color: var(--blue); font-size: .72rem; font-weight: 750; letter-spacing: .13em; line-height: 1.5; text-transform: uppercase; margin-bottom: 24px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 25px; min-height: 54px; padding: 14px 24px; border: 1px solid transparent; border-radius: 8px; background: var(--blue); color: #fff; text-decoration: none; font-size: .95rem; font-weight: 650; line-height: 1.4; transition: background .18s, transform .18s; }
.button:hover { background: var(--blue-dark); color: #fff; transform: translateY(-2px); }
.button-small { min-height: 42px; padding: 10px 18px; font-size: .82rem; }
.text-link { display: inline-flex; align-items: center; gap: 16px; color: var(--ink); font-size: .9rem; font-weight: 650; text-decoration: none; }
.text-link:hover { text-decoration: underline; }
.skip-link { position: absolute; z-index: 20; left: 20px; top: -100px; padding: 12px 20px; background: #fff; color: var(--ink); border: 2px solid var(--blue); }
.skip-link:focus { top: 10px; }
.site-header { position: sticky; top: 0; z-index: 10; background: var(--paper); border-bottom: 1px solid var(--line); }
.nav { min-height: 86px; display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.brand { display: inline-flex; align-items: center; flex-shrink: 0; gap: 10px; color: var(--ink); text-decoration: none; font-size: 1.3rem; font-weight: 750; letter-spacing: -.05em; }
.brand img { object-fit: contain; }
.brand-dot { color: var(--blue); }
.nav-links { display: flex; gap: 28px; align-items: center; }
.nav-links > a { text-decoration: none; font-size: .82rem; font-weight: 600; }
.nav-links > a:not(.button):hover { text-decoration: underline; }
.nav-toggle { display: none; }
.hero { background: var(--paper); overflow: hidden; }
.hero-grid { min-height: 740px; display: grid; grid-template-columns: 1.1fr 1fr; gap: 65px; align-items: center; padding-block: 65px 45px; }
.hero-copy { padding-bottom: 24px; position: relative; z-index: 1; }
.hero .eyebrow { display: flex; align-items: center; gap: 8px; font-size: .68rem; margin-bottom: 26px; }
.status-dot { width: 7px; height: 7px; background: var(--blue); border-radius: 50%; }
h1 { font-size: clamp(3.5rem, 5.8vw, 5.2rem); font-weight: 740; line-height: 1.02; letter-spacing: -.06em; margin-bottom: 25px; }
h1 > span { color: var(--blue); }
.hero-intro { max-width: 440px; font-size: 1.04rem; line-height: 1.8; }
.hero-actions { display: flex; align-items: center; gap: 27px; flex-wrap: wrap; margin-top: 30px; }
.store-button { background: var(--ink); gap: 14px; padding: 13px 20px 13px 17px; }
.store-button:hover { background: #283c59; }
.store-button > span:not(.button-arrow) { font-size: 1.33rem; font-weight: 650; line-height: 1.12; letter-spacing: -.025em; }
.store-button small { display: block; font-size: .63rem; font-weight: 400; letter-spacing: .02em; margin-bottom: 3px; }
.button-arrow { font-size: 1.2rem; margin-left: 10px; }
.hero-note { font-size: .73rem; margin-top: 18px; display: flex; gap: 10px; }
.hero-visual { position: relative; width: 100%; display: flex; flex-direction: column; align-items: center; padding-bottom: 12px; isolation: isolate; }
.hero-orbit { position: absolute; z-index: -1; width: 470px; height: 470px; border: 1px solid #cbd7f1; border-radius: 50%; top: 70px; left: 50%; transform: translateX(-50%); background: #e8effb; }
.hero-orbit::after { content: ""; position: absolute; inset: 29px; border: 1px solid #d6e0f2; border-radius: 50%; }
.phone-frame { width: 264px; border: 7px solid #18202d; border-radius: 43px; overflow: hidden; transform: rotate(5deg); box-shadow: 16px 24px 48px #18263b24, 0 0 0 1px #858b96; background: white; }
.phone-frame img { width: 100%; }
.visual-label { position: absolute; z-index: 1; top: 45px; left: -5px; padding: 16px 22px; border-radius: 10px; background: #fff; box-shadow: 0 8px 32px #18263b0d; font-size: .78rem; line-height: 1.6; transform: rotate(-5deg); }
.visual-label > span { float: left; margin: -3px 13px 0 -4px; color: var(--blue); font-size: 2rem; }
.visual-label strong { font-weight: 700; }
.visual-stamp { position: absolute; right: -4px; bottom: 95px; display: grid; place-content: center; width: 120px; height: 120px; border-radius: 50%; background: var(--yellow); color: var(--ink); font-size: 1rem; line-height: 1.4; font-weight: 700; text-align: center; transform: rotate(10deg); box-shadow: 0 0 0 6px var(--paper); }
.hero-visual figcaption { margin-top: 27px; font-size: .66rem; color: var(--muted); }
.trust-strip { border-bottom: 1px solid var(--line); }
.trust-grid { display: grid; grid-template-columns: repeat(3, 1fr); padding-block: 28px; }
.trust-grid > * { padding-inline: 30px; font-size: .74rem; line-height: 1.7; text-decoration: none; border-left: 1px solid var(--line); }
.trust-grid > :first-child { padding-left: 0; border: 0; }
.trust-grid > :last-child { padding-right: 0; }
.trust-grid strong { display: block; font-size: .93rem; font-weight: 650; color: var(--ink); }
.trust-grid a:hover strong { color: var(--blue); }
.section-heading { display: grid; grid-template-columns: 1.35fr 1fr; align-items: end; gap: 70px; margin-bottom: 48px; }
.section-heading > p { font-size: .96rem; padding-bottom: 4px; max-width: 400px; }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; }
.step { padding-top: 22px; border-top: 1px solid var(--line); }
.step-number { display: flex; align-items: center; justify-content: space-between; margin-bottom: 30px; color: var(--blue); font-size: .78rem; font-weight: 700; }
.step-number > span { font-size: 1.25rem; font-weight: 400; }
.step h3 { margin-bottom: 14px; }
.step p { font-size: .94rem; margin-bottom: 22px; }
.step-tag { display: inline-block; color: var(--blue-dark); background: var(--blue-pale); padding: 5px 10px; border-radius: 5px; font-size: .68rem; font-weight: 650; }
.app-section { background: var(--paper); }
.app-gallery { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.app-gallery figure { min-width: 0; }
.app-image { display: block; position: relative; border-radius: 13px; overflow: hidden; background: #dce5f2; transition: transform .2s, box-shadow .2s; }
.app-image:hover { transform: translateY(-5px); box-shadow: 0 12px 24px #132b4c14; }
.app-image img { width: 100%; }
.image-zoom { position: absolute; bottom: 13px; right: 13px; width: 34px; height: 34px; border-radius: 50%; background: #fff; color: var(--ink); display: grid; place-items: center; font-size: 1.1rem; box-shadow: 0 2px 10px #132b4c22; }
.app-gallery figcaption { padding-top: 23px; }
.app-gallery h3 { font-size: 1.08rem; letter-spacing: -.025em; line-height: 1.3; margin-bottom: 7px; }
.app-gallery figcaption p { font-size: .8rem; line-height: 1.6; }
.gallery-note { margin-top: 32px; font-size: .73rem; max-width: 790px; }
.gallery-note a { font-weight: 600; }
.evidence-section { background: var(--navy); color: #fff; }
.evidence-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 95px; align-items: center; }
.evidence-copy .eyebrow { color: #a4c4ff; }
.evidence-copy h2 { margin-bottom: 26px; }
.evidence-copy > p:not(.eyebrow) { color: #c8d4e4; font-size: .95rem; margin-bottom: 18px; }
.button-light { color: var(--navy); background: #fff; margin-top: 10px; }
.button-light:hover { color: var(--navy); background: #e7eefb; }
.evidence-about { display: block; margin-top: 22px; font-size: .78rem; color: #c8d4e4; text-decoration: none; }
.evidence-about:hover { color: #fff; text-decoration: underline; }
.research-paper { background: #fff; color: var(--ink); padding: 32px; box-shadow: 10px 10px 0 #ffffff14; }
.paper-heading { display: flex; justify-content: space-between; border-bottom: 1px solid var(--line); padding-bottom: 18px; margin-bottom: 25px; font-size: .68rem; font-weight: 650; }
.paper-type { color: var(--blue); font-size: .62rem; font-weight: 750; letter-spacing: .1em; text-transform: uppercase; margin-bottom: 12px; }
.research-paper h3 { font-size: 1.7rem; line-height: 1.2; margin-bottom: 20px; }
.research-paper > p:not(.paper-type) { font-size: .82rem; }
.research-paper .paper-context { margin-block: 14px 22px; }
.paper-citation { border-top: 1px solid var(--line); margin-top: 24px; padding-top: 17px; font-size: .68rem !important; }
.faq-section { display: grid; grid-template-columns: .9fr 1.4fr; gap: 100px; }
.faq-heading > p:last-child { font-size: .83rem; line-height: 1.9; margin-top: 25px; }
.faq-heading a { font-weight: 600; }
.faq-list { border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); }
summary { list-style: none; cursor: pointer; display: flex; align-items: center; justify-content: space-between; gap: 25px; padding-block: 23px; font-size: .95rem; font-weight: 650; line-height: 1.5; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; color: var(--blue); flex-shrink: 0; font-size: 1.4rem; line-height: 1; font-weight: 400; }
details[open] summary::after { content: "−"; }
.faq-answer { padding: 0 28px 24px 0; font-size: .9rem; }
.faq-answer a { color: var(--blue-dark); }
.download-section { background: #f4f0e5; padding-block: 76px; }
.download-grid { display: grid; grid-template-columns: 1.4fr 1fr; align-items: center; gap: 65px; }
.download-grid h2 { font-size: clamp(2.3rem, 4.5vw, 3.7rem); }
.download-grid h2 > span { color: var(--blue); }
.download-grid > div > p:last-child { font-size: .93rem; margin-top: 20px; max-width: 390px; }
.download-action { display: flex; flex-direction: column; align-items: center; }
.download-action > img { margin-bottom: 22px; }
.download-action > p:last-child { font-size: .73rem !important; text-align: center; }
.download-button { font-size: .9rem; }
.site-footer { background: #fff; padding-block: 65px 25px; }
.footer-grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr 1.1fr; gap: 35px; }
.footer-about > p { margin-top: 16px; font-size: .83rem; }
.footer-grid h2 { font-size: .74rem; font-weight: 700; letter-spacing: 0; line-height: 1.6; margin: 6px 0 18px; }
.footer-grid > div > a:not(.brand) { display: block; width: fit-content; color: var(--muted); text-decoration: none; font-size: .74rem; margin-bottom: 10px; overflow-wrap: anywhere; }
.footer-grid > div > a:hover { color: var(--blue); text-decoration: underline; }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; gap: 20px; border-top: 1px solid var(--line); margin-top: 45px; padding-top: 24px; font-size: .65rem; }
.footer-bottom a { color: var(--muted); text-decoration: none; }
.screenshot-dialog { width: min(620px, calc(100% - 32px)); max-height: calc(100dvh - 32px); padding: 18px; border: none; border-radius: 14px; color: var(--ink); background: var(--paper); box-shadow: 0 20px 80px #0005; }
.screenshot-dialog::backdrop { background: #101c30cc; }
.dialog-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-bottom: 12px; }
.dialog-toolbar h2 { font-size: 1rem; line-height: 1.3; letter-spacing: -.02em; }
.dialog-close, .dialog-controls button { min-height: 44px; border: 1px solid var(--line); border-radius: 6px; padding: 8px 12px; color: var(--ink); background: white; font-size: .78rem; }
.dialog-close:hover, .dialog-controls button:hover { background: var(--blue-pale); }
.dialog-close { display: flex; align-items: center; gap: 10px; }
.dialog-close span { font-size: 1.4rem; line-height: .7; }
.dialog-image { max-height: calc(100dvh - 195px); width: auto; margin-inline: auto; border-radius: 6px; }
.dialog-controls { display: flex; justify-content: space-between; align-items: center; gap: 15px; margin-top: 15px; }
.dialog-counter { font-size: .75rem; }

/* Information pages */
.page-hero { background: var(--paper); border-bottom: 1px solid var(--line); padding-block: 30px 65px; }
.breadcrumbs { display: flex; align-items: center; flex-wrap: wrap; gap: 12px; color: var(--muted); font-size: .75rem; margin-bottom: 48px; }
.breadcrumbs ol { display: flex; align-items: center; flex-wrap: wrap; gap: 12px; list-style: none; margin: 0; padding: 0; }
.breadcrumbs li + li::before { content: "/"; display: inline-block; margin-right: 12px; color: #798597; }
.breadcrumbs a { text-decoration: none; }
.breadcrumbs a:hover { text-decoration: underline; }
.page-hero .eyebrow { margin-bottom: 18px; }
.page-hero h1 { font-size: clamp(2.7rem, 5.2vw, 4.4rem); line-height: 1.08; max-width: 920px; margin-bottom: 24px; }
.page-intro { max-width: 640px; font-size: 1.05rem; line-height: 1.8; }
.page-layout { display: grid; grid-template-columns: 225px minmax(0, 1fr); gap: 80px; align-items: start; padding-block: 65px 90px; }
.page-sidebar { position: sticky; top: 116px; }
.sidebar-heading { font-size: .65rem; letter-spacing: .1em; font-weight: 700; text-transform: uppercase; color: var(--muted); margin-bottom: 16px; }
.page-nav-links { display: flex; flex-direction: column; gap: 6px; }
.page-nav-links a { display: block; padding: 11px 14px; border-radius: 6px; text-decoration: none; color: var(--muted); font-size: .83rem; font-weight: 600; line-height: 1.5; }
.page-nav-links a:hover { background: var(--paper); color: var(--blue-dark); }
.page-nav-links a[aria-current="page"] { color: var(--blue-dark); background: var(--blue-pale); }
.sidebar-help { margin-top: 30px; padding: 23px 20px; border-top: 1px solid var(--line); }
.sidebar-help img { margin-bottom: 15px; }
.sidebar-help h2 { font-size: 1.15rem; line-height: 1.3; margin-bottom: 12px; letter-spacing: -.025em; }
.sidebar-help p { font-size: .8rem; margin-bottom: 15px; }
.sidebar-help .text-link { font-size: .78rem; gap: 12px; }
.document-body { min-width: 0; }
.document-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 20px; padding-bottom: 24px; border-bottom: 1px solid var(--line); }
.document-heading h2 { font-size: 1.65rem; line-height: 1.25; letter-spacing: -.035em; }
.document-heading p { font-size: .75rem; white-space: nowrap; }
.content-section { padding-block: 32px; border-bottom: 1px solid var(--line); }
.content-section:first-child { padding-top: 0; }
.content-section h2 { font-size: 1.5rem; line-height: 1.3; margin-bottom: 18px; letter-spacing: -.03em; }
.content-section p { font-size: .97rem; line-height: 1.85; }
.content-section p + p { margin-top: 17px; }
.document-body a { color: var(--blue-dark); overflow-wrap: anywhere; }
.document-body a:hover { color: var(--blue); }
.document-body strong, .document-body b { font-weight: 650; color: var(--ink); }
.document-body [id] { scroll-margin-top: 20px; }
.page-contents { margin-bottom: 36px; border: 1px solid var(--line); border-radius: 8px; padding-inline: 22px; background: var(--paper); }
.page-contents summary { font-size: .85rem; padding-block: 17px; }
.page-contents ol { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 11px 28px; margin: 0 0 22px; padding-left: 20px; color: var(--muted); font-size: .79rem; }
.page-contents a { text-decoration: none; }
.page-contents a:hover { text-decoration: underline; }
.page-contents + .content-section { padding-top: 0; }
.publication-entry { padding-block: 29px; border-bottom: 1px solid var(--line); }
.publication-type { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-bottom: 12px; font-size: .65rem; text-transform: uppercase; font-weight: 700; letter-spacing: .1em; color: var(--blue); }
.publication-type span { font-size: .67rem; color: var(--muted); letter-spacing: .04em; }
.publication-entry h3 { font-size: 1.22rem; line-height: 1.45; letter-spacing: -.025em; color: var(--ink); margin-bottom: 15px; }
.publication-entry h3 a { color: inherit; text-decoration: none; }
.publication-entry h3 a:hover { color: var(--blue-dark); text-decoration: underline; }
.publication-entry > p { font-size: .84rem; line-height: 1.8; }
.page-next { margin-top: 40px; padding: 27px; background: var(--blue-pale); border-radius: 8px; }
.page-next h2 { font-size: 1.3rem; line-height: 1.3; margin-bottom: 10px; letter-spacing: -.025em; }
.page-next p { font-size: .86rem; margin-bottom: 18px; }
.page-next .text-link { color: var(--blue-dark); }
.information-page .site-footer { border-top: 1px solid var(--line); }
.nav-links a[aria-current="page"]:not(.button) { color: var(--blue-dark); text-decoration: underline; text-decoration-thickness: 2px; }

@media (min-width: 1400px) { .hero-grid { padding-block: 80px 60px; } }
@media (max-width: 1100px) {
    .container { width: calc(100% - 64px); }
    .nav-links { gap: 18px; }
    .hero-grid { gap: 35px; }
    .hero-actions { gap: 20px; }
    .visual-label { left: -12px; top: 35px; padding: 13px 15px; }
    .visual-stamp { width: 105px; height: 105px; right: -10px; font-size: .9rem; }
    .section-heading { gap: 40px; }
    .steps { gap: 28px; }
    .step h3 { font-size: 1.3rem; }
    .evidence-grid, .faq-section { gap: 55px; }
    .app-gallery { gap: 16px; }
    .page-layout { grid-template-columns: 205px minmax(0, 1fr); gap: 45px; }
}
@media (max-width: 850px) {
    .container { width: calc(100% - 48px); }
    .section { padding-block: 75px; }
    .nav { min-height: 75px; gap: 15px; flex-wrap: wrap; }
    .nav-links { flex-basis: 100%; flex-wrap: wrap; padding-bottom: 20px; }
    .nav-ready .nav-toggle { display: flex; align-items: center; gap: 15px; min-height: 44px; padding: 8px 12px; border: 1px solid var(--line); border-radius: 6px; background: #fff; color: var(--ink); font-size: .8rem; font-weight: 600; }
    .nav-toggle span { font-size: 1.3rem; line-height: 1; }
    .nav-ready .nav-links[data-open="false"] { display: none; }
    .hero-grid { min-height: 680px; gap: 25px; padding-block: 45px; }
    h1 { font-size: clamp(3rem, 6.8vw, 4rem); }
    .hero-intro { font-size: .96rem; }
    .hero .eyebrow { font-size: .59rem; }
    .hero-actions { flex-direction: column; align-items: flex-start; }
    .phone-frame { width: 224px; border-radius: 37px; }
    .hero-orbit { width: 350px; height: 350px; }
    .visual-label { display: none; }
    .visual-stamp { width: 90px; height: 90px; right: -8px; bottom: 65px; font-size: .8rem; }
    .hero-visual figcaption { font-size: .6rem; }
    .trust-grid > * { padding-inline: 16px; font-size: .65rem; }
    .trust-grid strong { font-size: .8rem; }
    .section-heading { grid-template-columns: 1fr; gap: 22px; }
    .section-heading > p { max-width: 550px; }
    .steps { gap: 20px; }
    .step p { font-size: .85rem; }
    .step h3 { font-size: 1.25rem; }
    .step-tag { font-size: .61rem; }
    .app-gallery { grid-template-columns: repeat(2, 1fr); gap: 35px 24px; }
    .app-gallery figure { max-width: 330px; }
    .evidence-grid { grid-template-columns: 1fr; gap: 45px; }
    .evidence-copy { max-width: 570px; }
    .research-paper { max-width: 580px; }
    .faq-section { grid-template-columns: 1fr; gap: 40px; }
    .faq-heading h2 br { display: none; }
    .download-grid { gap: 25px; }
    .download-button { font-size: .8rem; padding: 14px 18px; gap: 14px; }
    .footer-grid { grid-template-columns: repeat(2, 1fr); gap: 35px; }
    .page-hero { padding-bottom: 48px; }
    .breadcrumbs { margin-bottom: 35px; }
    .page-layout { grid-template-columns: minmax(0, 1fr); gap: 36px; padding-block: 35px 65px; }
    .page-sidebar { position: static; }
    .page-nav-links { flex-direction: row; flex-wrap: wrap; gap: 8px; }
    .page-nav-links a { padding: 9px 13px; border: 1px solid var(--line); font-size: .76rem; }
    .page-nav-links a[aria-current="page"] { border-color: #c2d3f5; }
    .sidebar-help { display: none; }
}
@media (max-width: 560px) {
    html { scroll-padding-top: 88px; }
    .container { width: calc(100% - 40px); }
    .section { padding-block: 60px; }
    .eyebrow { margin-bottom: 18px; font-size: .64rem; }
    .brand { font-size: 1.16rem; gap: 7px; }
    .brand img { width: 28px; height: 28px; }
    .nav { min-height: 70px; }
    .nav-links { align-items: stretch; flex-direction: column; gap: 0; }
    .nav-links > a { padding: 12px; font-size: .9rem; }
    .nav-links > .button { margin-top: 8px; }
    .hero-grid { grid-template-columns: 1fr; gap: 35px; padding-block: 43px 26px; }
    .hero-copy { padding-bottom: 0; }
    .hero .eyebrow { font-size: .63rem; margin-bottom: 24px; }
    h1 { font-size: clamp(3.6rem, 14vw, 4.6rem); }
    .hero-intro { font-size: 1rem; max-width: 420px; }
    .hero-actions { flex-direction: row; align-items: center; gap: 20px; margin-top: 25px; }
    .hero-actions .text-link { font-size: .8rem; gap: 8px; }
    .hero-note { font-size: .7rem; }
    .hero-visual { padding-top: 18px; }
    .phone-frame { width: 238px; border-radius: 39px; }
    .hero-orbit { top: 85px; width: 360px; height: 360px; }
    .visual-label { display: block; left: 0; top: 43px; font-size: .7rem; }
    .visual-stamp { right: 0; bottom: 82px; width: 95px; height: 95px; }
    .hero-visual figcaption { font-size: .63rem; }
    .trust-grid { grid-template-columns: 1fr; padding-block: 5px; }
    .trust-grid > *, .trust-grid > :first-child, .trust-grid > :last-child { padding: 17px 0; border-left: none; border-bottom: 1px solid var(--line); font-size: .72rem; }
    .trust-grid > :last-child { border-bottom: none; }
    .trust-grid strong { display: inline; font-size: .79rem; margin-left: 3px; }
    .section-heading { margin-bottom: 35px; }
    .section-heading > p { font-size: .91rem; }
    .steps { grid-template-columns: 1fr; gap: 30px; }
    .step-number { margin-bottom: 17px; }
    .step h3 { font-size: 1.5rem; }
    .step p { font-size: .94rem; max-width: 430px; margin-bottom: 16px; }
    .step-tag { font-size: .68rem; }
    .app-gallery { gap: 30px 14px; }
    .app-image { border-radius: 9px; }
    .image-zoom { width: 28px; height: 28px; bottom: 9px; right: 9px; }
    .app-gallery figcaption { padding-top: 16px; }
    .app-gallery h3 { font-size: 1rem; }
    .app-gallery figcaption p { font-size: .76rem; }
    .gallery-note { font-size: .69rem; }
    .research-paper { padding: 25px; box-shadow: 6px 6px 0 #ffffff14; }
    .research-paper h3 { font-size: 1.6rem; }
    .faq-section { gap: 30px; }
    summary { font-size: .9rem; padding-block: 21px; }
    .faq-answer { padding-right: 12px; font-size: .86rem; }
    .download-section { padding-block: 60px; }
    .download-grid { grid-template-columns: 1fr; gap: 35px; }
    .download-action { align-items: flex-start; }
    .download-action > img { width: 52px; height: 52px; margin-bottom: 18px; }
    .download-button { font-size: .9rem; }
    .download-action > p:last-child { margin-top: 14px !important; }
    .site-footer { padding-top: 45px; }
    .footer-grid { gap: 30px 20px; }
    .footer-about { grid-column: 1 / -1; }
    .footer-grid h2 { font-size: .76rem; }
    .footer-grid > div > a:not(.brand) { font-size: .75rem; }
    .footer-bottom { margin-top: 30px; align-items: flex-start; }
    .dialog-toolbar h2 { max-width: 180px; }
    .page-hero { padding-block: 22px 38px; }
    .breadcrumbs { font-size: .7rem; margin-bottom: 30px; }
    .page-hero h1 { font-size: clamp(2.35rem, 10vw, 3.3rem); margin-bottom: 20px; }
    .page-intro { font-size: .95rem; }
    .page-layout { gap: 30px; padding-block: 28px 50px; }
    .sidebar-heading { margin-bottom: 12px; }
    .page-nav-links { gap: 7px; }
    .page-nav-links a { font-size: .71rem; padding: 9px 10px; }
    .document-heading { flex-direction: column; gap: 8px; padding-bottom: 20px; }
    .document-heading h2 { font-size: 1.45rem; }
    .content-section { padding-block: 27px; }
    .content-section h2 { font-size: 1.3rem; }
    .content-section p { font-size: .91rem; line-height: 1.85; }
    .page-contents { padding-inline: 18px; margin-bottom: 28px; }
    .page-contents ol { grid-template-columns: minmax(0, 1fr); gap: 12px; }
    .publication-entry { padding-block: 24px; }
    .publication-entry h3 { font-size: 1.1rem; }
    .publication-entry > p { font-size: .8rem; }
    .page-next { padding: 22px; margin-top: 30px; }
}
@media (max-width: 360px) {
    .container { width: calc(100% - 32px); }
    .hero-actions { flex-direction: column; align-items: flex-start; }
    .visual-label { font-size: .65rem; padding: 12px; }
    .visual-stamp { width: 80px; height: 80px; font-size: .72rem; }
    .phone-frame { width: 210px; }
    .app-gallery { grid-template-columns: 1fr; }
    .app-gallery figure { max-width: 270px; margin-inline: auto; }
    .footer-grid { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { transition: none !important; }
}