:root {
  --ink: #0b2f2a;
  --ink-soft: #49645f;
  --green: #087660;
  --green-dark: #073f36;
  --green-deep: #052f29;
  --mint: #dff2e9;
  --mint-soft: #eef8f4;
  --cream: #f6f3ea;
  --paper: #fffdf8;
  --gold: #d8a948;
  --line: rgba(7, 63, 54, .15);
  --shadow: 0 32px 90px rgba(7, 63, 54, .12);
  --radius-lg: 38px;
  --radius-md: 24px;
  --shell: min(1200px, calc(100vw - 48px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 92px; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif; line-height: 1.7; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
.shell { width: var(--shell); 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; left: 16px; top: -80px; z-index: 1000; padding: 10px 16px; border-radius: 10px; background: #fff; color: var(--ink); transition: top .2s; }
.skip-link:focus { top: 16px; }

.site-header { position: fixed; z-index: 100; inset: 0 0 auto; transition: background .25s, box-shadow .25s, transform .25s; }
.site-header.is-scrolled { background: rgba(255,253,248,.92); box-shadow: 0 10px 34px rgba(7,63,54,.08); backdrop-filter: blur(18px); }
.header-inner { min-height: 84px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 12px; flex: none; }
.brand > span:last-child { display: grid; line-height: 1.15; }
.brand strong { font-size: 18px; letter-spacing: .08em; }
.brand small { margin-top: 5px; font-family: Arial, sans-serif; font-size: 8px; letter-spacing: .17em; color: var(--ink-soft); }
.brand-mark { position: relative; width: 38px; height: 38px; display: inline-block; border-radius: 12px; background: var(--green-dark); overflow: hidden; box-shadow: 0 8px 20px rgba(7,63,54,.22); }
.brand-mark i { position: absolute; width: 22px; height: 7px; border-radius: 100% 0 100% 0; background: var(--mint); transform: rotate(-34deg); }
.brand-mark i:nth-child(1) { left: 4px; top: 20px; }
.brand-mark i:nth-child(2) { left: 10px; top: 14px; background: #fff; }
.brand-mark i:nth-child(3) { left: 16px; top: 8px; background: var(--gold); }
.site-nav { display: flex; align-items: center; gap: 30px; font-size: 14px; font-weight: 700; }
.site-nav > a:not(.nav-cta) { position: relative; padding: 28px 0; color: #274b45; }
.site-nav > a:not(.nav-cta)::after { position: absolute; content: ""; left: 0; right: 100%; bottom: 20px; height: 2px; background: var(--green); transition: right .25s; }
.site-nav > a:not(.nav-cta):hover::after { right: 0; }
.nav-cta { padding: 10px 15px; border: 1px solid var(--line); border-radius: 12px; background: rgba(255,255,255,.55); }
.nav-cta span { color: var(--green); }
.nav-toggle { display: none; border: 0; background: none; width: 44px; height: 44px; padding: 10px; }
.nav-toggle span { display: block; height: 2px; background: var(--ink); margin: 6px 0; transition: transform .2s, opacity .2s; }

.hero { position: relative; overflow: hidden; padding: 145px 0 0; background: radial-gradient(circle at 75% 26%, rgba(223,242,233,.92), transparent 27%), linear-gradient(140deg, #fffdf8 0%, #f4f5eb 48%, #e9f4ee 100%); }
.hero::before { position: absolute; content: ""; width: 560px; height: 560px; border: 1px solid rgba(8,118,96,.08); border-radius: 50%; top: -260px; left: -220px; box-shadow: 0 0 0 80px rgba(8,118,96,.025), 0 0 0 160px rgba(8,118,96,.018); }
.hero-grid { min-height: 680px; display: grid; grid-template-columns: 1.03fr .97fr; align-items: center; gap: 68px; padding-bottom: 92px; }
.eyebrow { display: flex; align-items: center; gap: 10px; margin: 0 0 18px; font-family: Arial, sans-serif; font-size: 12px; font-weight: 800; letter-spacing: .18em; color: var(--green); }
.eyebrow span { width: 22px; height: 2px; background: var(--gold); }
.eyebrow.light { color: #93c7b9; }
.hero h1 { margin: 0; font-size: clamp(48px, 5.5vw, 76px); line-height: 1.18; letter-spacing: -.055em; font-weight: 850; }
.hero h1 em { position: relative; color: var(--green); font-style: normal; }
.hero h1 em::after { position: absolute; content: ""; left: 1%; right: -2%; bottom: 3px; height: 10px; z-index: -1; background: rgba(216,169,72,.34); transform: rotate(-1deg); }
.hero-lead { max-width: 660px; margin: 30px 0 0; color: var(--ink-soft); font-size: 17px; line-height: 2; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.button { min-height: 50px; display: inline-flex; align-items: center; justify-content: center; gap: 16px; padding: 0 22px; border-radius: 13px; font-size: 14px; font-weight: 800; transition: transform .2s, box-shadow .2s, background .2s; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: #fff; background: var(--green-dark); box-shadow: 0 14px 30px rgba(7,63,54,.18); }
.button-quiet { border: 1px solid var(--line); background: rgba(255,255,255,.52); }
.button-gold { color: #173b33; background: #dfba68; }
.hero-notes { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 34px; }
.hero-notes span { padding: 7px 11px; border: 1px solid var(--line); border-radius: 999px; color: #52706a; font-size: 11px; background: rgba(255,255,255,.35); }

.hero-visual { position: relative; aspect-ratio: 1; max-width: 570px; width: 100%; margin-inline: auto; }
.hero-visual::before { position: absolute; content: ""; inset: 10%; border-radius: 50%; background: rgba(255,255,255,.62); box-shadow: var(--shadow); backdrop-filter: blur(8px); }
.visual-lines { position: absolute; inset: 0; width: 100%; height: 100%; fill: none; stroke: rgba(8,118,96,.18); stroke-width: 1; stroke-dasharray: 3 7; animation: rotate 38s linear infinite; }
.orbit { position: absolute; z-index: 2; width: 12px; height: 12px; border: 3px solid var(--paper); border-radius: 50%; background: var(--gold); box-shadow: 0 4px 14px rgba(7,63,54,.26); }
.orbit-one { top: 19%; right: 18%; }
.orbit-two { left: 15%; bottom: 25%; background: var(--green); }
.visual-core { position: absolute; z-index: 3; inset: 34%; display: flex; flex-direction: column; align-items: center; justify-content: center; border-radius: 50%; color: #fff; background: var(--green-dark); box-shadow: 0 22px 50px rgba(7,63,54,.25); text-align: center; }
.visual-core span { font-size: 12px; letter-spacing: .25em; color: #a5cec3; }
.visual-core strong { font-size: 24px; letter-spacing: .08em; }
.visual-core small { margin-top: 8px; font-family: Arial, sans-serif; font-size: 8px; letter-spacing: .14em; color: #d2e7e1; }
.visual-chip { position: absolute; z-index: 4; display: flex; align-items: center; gap: 11px; min-width: 145px; padding: 13px 15px; border: 1px solid rgba(7,63,54,.12); border-radius: 15px; background: rgba(255,253,248,.9); box-shadow: 0 15px 40px rgba(7,63,54,.1); backdrop-filter: blur(8px); }
.visual-chip b { display: grid; place-items: center; width: 30px; height: 30px; border-radius: 9px; background: var(--mint); color: var(--green); font-family: Arial, sans-serif; font-size: 10px; }
.visual-chip span { display: grid; line-height: 1.3; font-size: 13px; font-weight: 800; }
.visual-chip small { font-family: Arial, sans-serif; font-size: 7px; letter-spacing: .14em; color: #849a95; }
.chip-a { top: 8%; left: 28%; }
.chip-b { top: 38%; right: -3%; }
.chip-c { left: 3%; bottom: 20%; }
.chip-d { right: 17%; bottom: 4%; }
@keyframes rotate { to { transform: rotate(360deg); } }
.hero-ribbon { overflow: hidden; padding: 15px 0; color: #eaf3f0; background: var(--green-deep); white-space: nowrap; }
.hero-ribbon div { width: max-content; min-width: 100%; text-align: center; font-size: 12px; letter-spacing: .16em; }
.hero-ribbon i { margin: 0 22px; color: var(--gold); }

.section { padding: 112px 0; }
.section-heading { display: grid; grid-template-columns: 1.25fr .75fr; gap: 70px; align-items: end; margin-bottom: 48px; }
.section-heading h2, .capability-copy h2, .about h2, .contact h2, .cooperation h2 { margin: 0; font-size: clamp(35px, 4vw, 56px); line-height: 1.27; letter-spacing: -.045em; }
.section-heading > p { margin: 0; color: var(--ink-soft); font-size: 15px; }
.featured-product { display: grid; grid-template-columns: 1.02fr .98fr; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius-lg); background: linear-gradient(145deg, #fff 0%, #faf9f3 100%); box-shadow: var(--shadow); }
.product-copy { padding: 54px 48px 52px; }
.product-logo { display: flex; align-items: center; gap: 12px; margin-bottom: 40px; }
.product-logo b { font-size: 20px; }
.mini-mark { position: relative; display: inline-block; width: 34px; height: 27px; }
.mini-mark i { position: absolute; left: 1px; bottom: 3px; width: 28px; height: 8px; border-radius: 100% 0 100% 0; background: #087660; transform: rotate(-17deg); }
.mini-mark i:nth-child(2) { left: 5px; bottom: 10px; width: 26px; background: #1964cf; }
.mini-mark i:nth-child(3) { left: 13px; bottom: 16px; width: 22px; background: #f2543d; }
.product-kicker { margin: 0 0 12px; color: var(--green); font-size: 12px; font-weight: 800; letter-spacing: .14em; }
.product-copy h3 { margin: 0; font-size: clamp(28px, 3vw, 40px); line-height: 1.38; letter-spacing: -.04em; }
.product-copy > p:not(.product-kicker) { color: var(--ink-soft); font-size: 15px; }
.feature-list { list-style: none; padding: 0; margin: 30px 0; display: grid; gap: 0; }
.feature-list li { display: grid; grid-template-columns: 42px 1fr; column-gap: 14px; padding: 15px 0; border-top: 1px solid var(--line); }
.feature-list li:last-child { border-bottom: 1px solid var(--line); }
.feature-list span { grid-row: span 2; color: var(--gold); font-family: Arial, sans-serif; font-size: 11px; font-weight: 800; }
.feature-list b { font-size: 14px; }
.feature-list small { color: #70847f; font-size: 12px; }
.text-link { display: inline-flex; align-items: center; gap: 12px; color: var(--green); font-size: 14px; font-weight: 800; }
.product-preview { min-width: 0; padding: 54px 42px; display: flex; flex-direction: column; justify-content: center; background: linear-gradient(150deg, #0a4b3f 0%, #06352e 100%); }
.preview-window { padding: 20px; border: 1px solid rgba(255,255,255,.24); border-radius: 26px; background: #f8faf7; box-shadow: 0 34px 70px rgba(0,0,0,.22); transform: rotate(1.5deg); }
.preview-top { display: flex; justify-content: space-between; align-items: center; gap: 20px; padding-bottom: 16px; border-bottom: 1px solid #dce7e2; font-size: 11px; color: #6a807a; }
.preview-brand { display: flex; align-items: center; gap: 8px; color: var(--ink); font-size: 13px; }
.preview-brand .mini-mark { transform: scale(.7); transform-origin: left center; width: 26px; }
.preview-filters { display: flex; flex-wrap: wrap; gap: 6px; margin: 15px 0; }
.preview-filters i { padding: 5px 9px; border: 1px solid #cde0d8; border-radius: 8px; color: var(--green-dark); background: #fff; font-size: 9px; font-style: normal; }
.preview-card { display: flex; justify-content: space-between; gap: 16px; align-items: center; margin-top: 8px; padding: 13px; border: 1px solid #d8e7e0; border-radius: 13px; background: #fff; }
.preview-card.primary { background: #eaf6f1; }
.preview-card > div { display: grid; grid-template-columns: 31px 1fr; column-gap: 8px; }
.preview-card span { grid-row: span 2; display: grid; place-items: center; width: 28px; height: 28px; border-radius: 50%; background: var(--mint); color: var(--green); font-size: 10px; font-weight: 800; }
.preview-card b { font-size: 11px; }
.preview-card small { color: #7c918b; font-size: 8px; }
.preview-card em { color: var(--green); font-size: 15px; font-style: normal; font-weight: 850; }
.preview-caption { display: flex; justify-content: center; gap: 7px; margin-top: 24px; }
.preview-caption span { padding: 5px 11px; border: 1px solid rgba(255,255,255,.25); border-radius: 999px; color: #c7e1d9; font-size: 9px; }
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 20px; }
.service-card { position: relative; min-height: 340px; padding: 34px; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius-md); background: #fff; transition: transform .25s, box-shadow .25s; }
.service-card:hover { transform: translateY(-5px); box-shadow: 0 22px 45px rgba(7,63,54,.1); }
.service-number { position: absolute; right: 26px; top: 23px; font-family: Georgia, serif; font-size: 50px; line-height: 1; color: rgba(8,118,96,.09); }
.service-icon { position: relative; width: 54px; height: 54px; margin-bottom: 56px; border-radius: 17px; background: var(--mint-soft); }
.service-icon i { position: absolute; background: var(--green); }
.icon-database i { left: 14px; width: 26px; height: 10px; border: 2px solid var(--green); border-radius: 50%; background: transparent; }
.icon-database i:nth-child(1) { top: 13px; }
.icon-database i:nth-child(2) { top: 22px; }
.icon-database i:nth-child(3) { top: 31px; }
.icon-institution i:nth-child(1) { left: 14px; top: 15px; width: 26px; height: 3px; }
.icon-institution i:nth-child(2) { left: 17px; top: 20px; width: 3px; height: 20px; box-shadow: 8px 0 0 var(--green), 16px 0 0 var(--green); }
.icon-institution i:nth-child(3) { left: 12px; top: 41px; width: 30px; height: 3px; }
.icon-code i:nth-child(1), .icon-code i:nth-child(2) { top: 20px; width: 13px; height: 3px; }
.icon-code i:nth-child(1) { left: 11px; transform: rotate(-45deg); box-shadow: -7px 7px 0 var(--green); }
.icon-code i:nth-child(2) { right: 11px; transform: rotate(45deg); box-shadow: 7px 7px 0 var(--green); }
.icon-code i:nth-child(3) { left: 26px; top: 14px; width: 3px; height: 27px; transform: rotate(16deg); }
.service-card h3 { margin: 0 0 10px; font-size: 22px; }
.service-card p { margin: 0; color: var(--ink-soft); font-size: 13px; }
.service-tag { position: absolute; left: 34px; bottom: 27px; font-family: Arial, sans-serif; font-size: 8px; font-weight: 800; letter-spacing: .14em; color: var(--green); }

.capability-section { position: relative; overflow: hidden; color: #fff; background: var(--green-deep); }
.capability-section::after { position: absolute; content: ""; width: 520px; height: 520px; border-radius: 50%; right: -260px; top: -180px; border: 1px solid rgba(255,255,255,.08); box-shadow: 0 0 0 80px rgba(255,255,255,.02), 0 0 0 160px rgba(255,255,255,.015); }
.capability-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 95px; align-items: start; }
.capability-copy { position: sticky; top: 130px; z-index: 2; }
.capability-copy p:not(.eyebrow) { color: #acc9c1; font-size: 14px; }
.capability-copy .button { margin-top: 16px; }
.capability-list { position: relative; z-index: 2; list-style: none; padding: 0; margin: 0; }
.capability-list li { display: grid; grid-template-columns: 78px 1fr; gap: 8px; padding: 30px 0; border-top: 1px solid rgba(255,255,255,.14); }
.capability-list li:last-child { border-bottom: 1px solid rgba(255,255,255,.14); }
.capability-list span { font-family: Georgia, serif; font-size: 40px; color: var(--gold); }
.capability-list h3 { margin: 0 0 6px; font-size: 20px; }
.capability-list p { margin: 0; color: #acc9c1; font-size: 13px; }

.method-section { background: var(--cream); }
.method-track { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); }
.method-item { position: relative; padding: 36px 27px 0 0; }
.method-item::before { position: absolute; content: ""; top: -5px; left: 0; width: 9px; height: 9px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 7px var(--cream); }
.method-item:not(:last-child)::after { position: absolute; content: ""; right: 18px; top: 46px; width: 24px; height: 1px; background: var(--gold); }
.method-item span { font-family: Georgia, serif; font-size: 34px; color: rgba(8,118,96,.28); }
.method-item h3 { margin: 24px 0 8px; font-size: 20px; }
.method-item p { margin: 0; color: var(--ink-soft); font-size: 13px; }

.cooperation { background: var(--paper); }
.cooperation-panel { padding: 62px; border-radius: var(--radius-lg); color: #fff; background: linear-gradient(125deg, #063b32 0%, #096853 100%); display: grid; grid-template-columns: .85fr 1.15fr; gap: 80px; box-shadow: var(--shadow); }
.cooperation-copy > p:not(.eyebrow) { color: #b8d6cd; font-size: 14px; }
.cooperation-options { display: grid; }
.cooperation-options a { display: grid; grid-template-columns: 42px 1fr 28px; gap: 14px; align-items: center; padding: 20px 0; border-top: 1px solid rgba(255,255,255,.16); transition: padding .2s, background .2s; }
.cooperation-options a:last-child { border-bottom: 1px solid rgba(255,255,255,.16); }
.cooperation-options a:hover { padding-left: 10px; padding-right: 10px; background: rgba(255,255,255,.04); }
.cooperation-options span { color: var(--gold); font-family: Arial, sans-serif; font-size: 11px; }
.cooperation-options div { display: grid; }
.cooperation-options b { font-size: 16px; }
.cooperation-options small { color: #9fc4b9; font-size: 11px; }
.cooperation-options i { justify-self: end; color: var(--gold); font-style: normal; }

.about { padding-top: 130px; }
.about-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 110px; }
.about-title { position: relative; }
.about-title::after { display: block; content: ""; width: 70px; height: 5px; margin-top: 34px; background: var(--gold); }
.about-copy .lead { margin-top: 8px; color: var(--ink); font-size: 21px; font-weight: 700; line-height: 1.75; }
.about-copy > p:not(.lead) { color: var(--ink-soft); }
.about-principles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 32px; }
.about-principles div { padding: 20px; border: 1px solid var(--line); border-radius: 16px; background: var(--mint-soft); }
.about-principles b, .about-principles small { display: block; }
.about-principles b { margin-bottom: 6px; font-size: 14px; }
.about-principles small { color: var(--ink-soft); font-size: 10px; line-height: 1.65; }

.contact { padding: 90px 0; color: #fff; background: #0a5244; }
.contact-inner { display: grid; grid-template-columns: 1.15fr .85fr; gap: 90px; align-items: center; }
.contact h2 { font-size: clamp(32px, 4vw, 50px); }
.contact-details { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.contact-details > a:not(.contact-action), .contact-details > div { padding: 17px 20px; border: 1px solid rgba(255,255,255,.18); border-radius: 14px; background: rgba(255,255,255,.05); }
.contact-details small, .contact-details b { display: block; }
.contact-details small { color: #9fcabf; font-size: 10px; }
.contact-details b { font-size: 16px; }
.contact-action { grid-column: 1 / -1; display: flex; justify-content: space-between; align-items: center; padding: 16px 20px; border-radius: 14px; color: var(--green-deep); background: #e4bf70; font-size: 14px; font-weight: 850; }

.site-footer { color: #bdd0cb; background: #052d27; }
.footer-main { display: grid; grid-template-columns: .7fr 1.3fr .7fr; gap: 70px; align-items: start; padding: 58px 0 45px; }
.footer-brand strong { color: #fff; }
.footer-brand small { color: #84a29a; }
.footer-brand .brand-mark { background: #e7b75a; }
.footer-meta { font-size: 11px; }
.footer-meta p:first-child { color: #fff; font-size: 13px; }
.footer-links { display: grid; justify-content: end; gap: 7px; font-size: 12px; text-align: right; }
.footer-links a:hover, .filings a:hover { color: #fff; }
.footer-bottom { min-height: 64px; display: flex; justify-content: space-between; align-items: center; gap: 24px; border-top: 1px solid rgba(255,255,255,.1); color: #809c95; font-size: 10px; }
.footer-bottom b { font-weight: inherit; }
.filings { display: flex; gap: 20px; }

.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .reveal { opacity: 1; transform: none; transition: none; } .visual-lines { animation: none; } }

@media (max-width: 980px) {
  :root { --shell: min(100% - 36px, 760px); }
  .nav-toggle { display: block; position: relative; z-index: 102; }
  .nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }
  .site-nav { position: fixed; inset: 0; z-index: 101; padding: 120px 28px 40px; display: grid; align-content: start; gap: 0; background: rgba(255,253,248,.98); transform: translateX(100%); transition: transform .25s; }
  .site-nav.is-open { transform: none; }
  .site-nav > a:not(.nav-cta) { padding: 16px 4px; border-bottom: 1px solid var(--line); font-size: 18px; }
  .site-nav > a:not(.nav-cta)::after { display: none; }
  .nav-cta { margin-top: 24px; padding: 14px 16px; text-align: center; }
  .hero-grid { min-height: auto; grid-template-columns: 1fr; gap: 40px; }
  .hero-copy { padding-top: 34px; }
  .hero-visual { max-width: 570px; }
  .section-heading, .capability-grid, .cooperation-panel, .about-grid, .contact-inner { grid-template-columns: 1fr; gap: 38px; }
  .featured-product { grid-template-columns: 1fr; }
  .product-preview { min-height: 600px; }
  .service-grid { grid-template-columns: 1fr; }
  .service-card { min-height: 270px; }
  .service-icon { margin-bottom: 35px; }
  .capability-copy { position: static; }
  .method-track { grid-template-columns: 1fr 1fr; row-gap: 36px; }
  .method-item:nth-child(2)::after { display: none; }
  .footer-main { grid-template-columns: 1fr 1fr; }
  .footer-meta { grid-column: 1 / -1; grid-row: 2; }
}

@media (max-width: 620px) {
  :root { --shell: calc(100% - 28px); --radius-lg: 26px; }
  .header-inner { min-height: 70px; }
  .brand strong { font-size: 16px; }
  .brand small { font-size: 7px; }
  .hero { padding-top: 100px; }
  .hero-grid { padding-bottom: 60px; }
  .hero h1 { font-size: 43px; }
  .hero-lead { font-size: 14px; line-height: 1.85; }
  .hero-actions .button { width: 100%; }
  .hero-notes { gap: 5px; }
  .hero-notes span { font-size: 9px; }
  .hero-visual { margin: 8px -7px 0; width: calc(100% + 14px); }
  .visual-chip { min-width: 120px; padding: 10px; }
  .visual-chip b { width: 25px; height: 25px; }
  .visual-chip span { font-size: 11px; }
  .visual-core strong { font-size: 18px; }
  .hero-ribbon div { text-align: left; animation: marquee 20s linear infinite; }
  @keyframes marquee { to { transform: translateX(-50%); } }
  .section { padding: 78px 0; }
  .section-heading { margin-bottom: 30px; }
  .section-heading h2, .capability-copy h2, .about h2, .contact h2, .cooperation h2 { font-size: 34px; }
  .section-heading > p { font-size: 13px; }
  .product-copy { padding: 32px 24px; }
  .product-logo { margin-bottom: 28px; }
  .product-copy h3 { font-size: 28px; }
  .product-preview { min-height: 430px; padding: 34px 20px; }
  .preview-window { padding: 13px; border-radius: 20px; }
  .preview-card { padding: 10px; }
  .service-card { padding: 27px; }
  .service-tag { left: 27px; }
  .capability-list li { grid-template-columns: 55px 1fr; }
  .capability-list span { font-size: 30px; }
  .method-track { grid-template-columns: 1fr; row-gap: 0; }
  .method-item { padding: 34px 0 28px; border-bottom: 1px solid var(--line); }
  .method-item::after { display: none; }
  .method-item h3 { margin-top: 10px; }
  .cooperation-panel { padding: 34px 24px; }
  .cooperation-options a { grid-template-columns: 30px 1fr 20px; }
  .about { padding-top: 86px; }
  .about-principles { grid-template-columns: 1fr; }
  .contact { padding: 68px 0; }
  .contact-details { grid-template-columns: 1fr; }
  .contact-action { grid-column: auto; }
  .footer-main { grid-template-columns: 1fr; gap: 32px; }
  .footer-meta { grid-column: auto; grid-row: auto; }
  .footer-links { justify-content: start; text-align: left; grid-template-columns: 1fr 1fr; }
  .footer-bottom { padding: 18px 0; align-items: flex-start; flex-direction: column; gap: 8px; }
  .filings { flex-direction: column; gap: 4px; }
}