@import url('https://fonts.googleapis.com/css2?family=Be+Vietnam+Pro:wght@400;500;600;700;800;900&family=Space+Grotesk:wght@500;600;700&display=swap');

:root {
  --ink: #071c2d;
  --ink-2: #0c2b45;
  --blue: #075ed8;
  --blue-2: #00a9ef;
  --blue-3: #dff4ff;
  --red: #e7252a;
  --red-2: #b7131e;
  --paper: #f6f9fc;
  --white: #ffffff;
  --muted: #61768b;
  --muted-2: #8ba0b2;
  --line: #d5e1eb;
  --line-dark: rgba(174, 214, 240, .2);
  --shadow: 0 20px 60px rgba(7, 28, 45, .14);
  --shadow-sm: 0 10px 28px rgba(7, 28, 45, .09);
  --corner: 2px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--white); font-family: 'Be Vietnam Pro', Arial, sans-serif; font-size: 16px; line-height: 1.7; -webkit-font-smoothing: antialiased; }
body.no-scroll { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, a { font: inherit; -webkit-tap-highlight-color: transparent; }
button { cursor: pointer; }

.container { width: min(1260px, calc(100% - 64px)); margin: 0 auto; }
.home-hero-grid > *, .home-intro > *, .issue-board > *, .area-layout > *, .cta-inner > *, .detail-layout > *, .faq-layout > *, .contact-layout > * { min-width: 0; }
.page-section { padding: 88px 0; }
.page-section.compact { padding: 64px 0; }
.paper { background: var(--paper); }
.dark { color: #fff; background: var(--ink); }
.cyan-wash { background: linear-gradient(135deg, #effaff, #f7fbff 70%); }
.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; }

.scroll-line { position: fixed; z-index: 200; top: 0; left: 0; width: 0; height: 3px; background: linear-gradient(90deg, var(--red), var(--blue-2)); }
.topline { color: #cdeaff; background: var(--ink); border-bottom: 1px solid rgba(191, 228, 255, .16); font-size: 11px; letter-spacing: .04em; }
.topline-inner { min-height: 34px; display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.topline-copy { display: inline-flex; align-items: center; gap: 8px; }
.topline-copy::before { content: ''; width: 7px; height: 7px; border-radius: 50%; background: #54db84; box-shadow: 0 0 0 4px rgba(84, 219, 132, .15); }
.topline-actions { display: flex; align-items: center; gap: 20px; }
.topline-actions a { color: #fff; font-weight: 800; transition: color .2s ease; }
.topline-actions a:hover { color: var(--blue-2); }
.topline-actions .zalo-mini { color: #83d8ff; }

.site-header { position: sticky; z-index: 100; top: 0; background: rgba(255,255,255,.95); border-bottom: 1px solid rgba(213,225,235,.9); backdrop-filter: blur(18px); transition: box-shadow .2s ease; }
.site-header.scrolled { box-shadow: 0 8px 28px rgba(7,28,45,.08); }
.nav-row { min-height: 88px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 12px; min-width: 230px; }
.brand-mark { width: 62px; height: 62px; object-fit: contain; flex: 0 0 auto; }
.brand-copy { display: grid; gap: 1px; line-height: 1.1; }
.brand-copy strong { color: var(--ink); font-family: 'Space Grotesk', 'Be Vietnam Pro', Arial, sans-serif; font-size: 21px; font-weight: 700; letter-spacing: -.06em; }
.brand-copy small { color: var(--red); font-size: 9px; font-weight: 900; letter-spacing: .13em; }
.nav-menu { display: flex; align-items: center; justify-content: flex-end; gap: 24px; }
.nav-menu a { position: relative; padding: 32px 0; color: #4d667d; font-size: 12px; font-weight: 800; white-space: nowrap; }
.nav-menu a::after { content: ''; position: absolute; right: 0; bottom: 23px; left: 0; height: 2px; background: var(--red); transform: scaleX(0); transform-origin: left; transition: transform .2s ease; }
.nav-menu a:hover, .nav-menu a.active { color: var(--blue); }
.nav-menu a:hover::after, .nav-menu a.active::after { transform: scaleX(1); }
.nav-contacts { display: flex; align-items: center; gap: 8px; margin-left: 6px; }
.mini-contact { display: inline-flex; align-items: center; gap: 7px; min-height: 40px; padding: 8px 11px; border: 1px solid var(--line); border-radius: var(--corner); color: var(--ink); background: #fff; font-size: 11px; font-weight: 900; transition: transform .2s ease, border-color .2s ease, color .2s ease; }
.mini-contact:hover { color: var(--blue); border-color: var(--blue-2); transform: translateY(-2px); }
.mini-contact.call { color: #fff; border-color: var(--red); background: var(--red); }
.mini-contact.call:hover { color: #fff; border-color: var(--red-2); background: var(--red-2); }
.mini-contact .contact-symbol { font-size: 17px; line-height: 1; }
.menu-button { display: none; width: 40px; height: 40px; padding: 7px; border: 1px solid var(--line); border-radius: var(--corner); background: #fff; }
.menu-button span { display: block; width: 100%; height: 2px; margin: 5px 0; background: var(--ink); transition: transform .2s ease, opacity .2s ease; }

.button { display: inline-flex; align-items: center; justify-content: center; gap: 12px; min-height: 52px; padding: 13px 19px; border: 1px solid transparent; border-radius: var(--corner); font-size: 12px; font-weight: 900; letter-spacing: .01em; transition: transform .2s ease, background .2s ease, border-color .2s ease, box-shadow .2s ease; }
.button span { display: none; }
.button:hover { transform: translateY(-3px); }
.button-red { color: #fff; background: var(--red); box-shadow: 0 13px 24px rgba(231, 37, 42, .23); }
.button-red:hover { background: var(--red-2); }
.button-blue { color: #fff; background: var(--blue); box-shadow: 0 13px 24px rgba(7, 94, 216, .21); }
.button-blue:hover { background: #004eaf; }
.button-white { color: var(--ink); background: #fff; box-shadow: 0 13px 24px rgba(1, 14, 28, .15); }
.button-outline { color: var(--ink); border-color: #9eb5c8; background: transparent; }
.button-outline:hover { color: var(--blue); border-color: var(--blue); }
.button-outline-light { color: #fff; border-color: rgba(255,255,255,.42); background: transparent; }
.button-outline-light:hover { border-color: #fff; background: rgba(255,255,255,.08); }

.eyebrow { display: inline-flex; align-items: center; gap: 9px; color: var(--red); font-size: 10px; font-weight: 900; letter-spacing: .2em; line-height: 1.4; text-transform: uppercase; }
.eyebrow::before { content: ''; width: 27px; height: 2px; background: currentColor; }
.eyebrow.blue { color: var(--blue); }
.eyebrow.light { color: #73d7ff; }
.display-title { margin: 18px 0 21px; color: var(--ink); font-family: 'Space Grotesk', 'Be Vietnam Pro', Arial, sans-serif; font-size: clamp(42px, 6vw, 82px); line-height: .99; letter-spacing: -.08em; font-weight: 700; }
.display-title .accent { color: var(--red); }
.display-title .line { display: block; }
.section-title { margin: 15px 0 18px; color: var(--ink); font-family: 'Space Grotesk', 'Be Vietnam Pro', Arial, sans-serif; font-size: clamp(32px, 4vw, 56px); line-height: 1.04; letter-spacing: -.07em; }
.section-title .accent { color: var(--blue); }
.section-copy { max-width: 620px; margin: 0; color: var(--muted); font-size: 15px; line-height: 1.85; }
.dark .section-title { color: #fff; }
.dark .section-copy { color: #adc5d9; }

.home-hero { position: relative; overflow: hidden; padding: 92px 0 68px; background: var(--paper); border-bottom: 1px solid var(--line); }
.home-hero::before { content: ''; position: absolute; inset: 0; pointer-events: none; background-image: linear-gradient(rgba(7,94,216,.06) 1px, transparent 1px), linear-gradient(90deg, rgba(7,94,216,.06) 1px, transparent 1px); background-size: 38px 38px; mask-image: linear-gradient(90deg, black 5%, transparent 70%); }
.home-hero::after { content: 'NT'; position: absolute; right: -40px; bottom: -185px; color: rgba(7,94,216,.06); font-family: 'Space Grotesk', Arial, sans-serif; font-size: 430px; line-height: 1; letter-spacing: -.18em; pointer-events: none; }
.home-hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: .74fr 1.26fr; align-items: center; gap: clamp(44px, 7vw, 100px); }
.hero-copy { max-width: 540px; }
.hero-logo-line { display: flex; align-items: center; gap: 12px; margin-bottom: 24px; }
.hero-logo-line img { width: 70px; height: 70px; object-fit: contain; }
.hero-logo-line span { display: grid; gap: 2px; color: var(--muted); font-size: 10px; line-height: 1.4; font-weight: 700; }
.hero-logo-line strong { color: var(--ink); font-size: 14px; }
.hero-copy .display-title { max-width: 560px; }
.hero-lead { max-width: 530px; margin: 0; color: var(--muted); font-size: 17px; line-height: 1.75; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 32px; }
.hero-note { display: flex; flex-wrap: wrap; gap: 9px 18px; margin-top: 24px; color: var(--muted-2); font-size: 10px; font-weight: 700; }
.hero-note span { display: inline-flex; align-items: center; gap: 7px; }
.hero-note span::before { display: none; }
.hero-art { position: relative; min-width: 0; }
.hero-art::before { content: ''; position: absolute; z-index: 0; top: -15px; right: -15px; bottom: 15px; left: 15px; border: 1px solid var(--blue-2); }
.hero-art::after { content: ''; position: absolute; z-index: 0; right: 13px; bottom: -13px; width: 84px; height: 84px; border-right: 4px solid var(--red); border-bottom: 4px solid var(--red); }
.hero-art-frame { position: relative; z-index: 1; overflow: hidden; background: #fff; border: 6px solid #fff; box-shadow: var(--shadow); }
.hero-art-frame img { width: 100%; height: auto; object-fit: contain; }
.hero-art-label { display: none; }
.hero-art-label i { display: block; width: 7px; height: 7px; border-radius: 50%; background: #64db8d; }
.hero-stats { position: relative; z-index: 2; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: #fff; }
.hero-stat { min-height: 83px; display: grid; align-content: center; gap: 3px; padding: 14px 18px; border-right: 1px solid var(--line); }
.hero-stat:last-child { border-right: 0; }
.hero-stat strong { color: var(--ink); font-family: 'Space Grotesk', Arial, sans-serif; font-size: 19px; line-height: 1; }
.hero-stat span { color: var(--muted); font-size: 10px; line-height: 1.35; font-weight: 700; }

.home-intro { display: grid; grid-template-columns: .9fr 1.1fr; align-items: center; gap: clamp(50px, 9vw, 130px); }
.image-frame { position: relative; padding: 13px; border: 1px solid var(--line); background: #fff; }
.image-frame::before, .image-frame::after { content: ''; position: absolute; z-index: 2; width: 36px; height: 36px; pointer-events: none; }
.image-frame::before { top: -8px; left: -8px; border-top: 4px solid var(--blue); border-left: 4px solid var(--blue); }
.image-frame::after { right: -8px; bottom: -8px; border-right: 4px solid var(--red); border-bottom: 4px solid var(--red); }
.image-frame img { width: 100%; height: auto; object-fit: contain; background: #eaf3f8; }
.image-index { display: none; }
.image-index strong { font-family: 'Space Grotesk', Arial, sans-serif; font-size: 27px; }
.image-index small { font-size: 9px; font-weight: 800; letter-spacing: .1em; }
.intro-points { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px 18px; margin: 26px 0 28px; padding: 0; list-style: none; }
.intro-points li { display: flex; align-items: flex-start; gap: 9px; color: var(--ink); font-size: 12px; font-weight: 800; line-height: 1.55; }
.intro-points li::before { content: '↗'; display: grid; place-items: center; flex: 0 0 auto; width: 19px; height: 19px; color: var(--blue); border: 1px solid #a8d5f2; background: var(--blue-3); font-size: 12px; }

.section-head { display: flex; align-items: end; justify-content: space-between; gap: 40px; margin-bottom: 34px; }
.section-head > div { max-width: 750px; }
.section-head .section-copy { max-width: 360px; }
.section-head.center { display: block; max-width: 760px; margin-right: auto; margin-left: auto; text-align: center; }
.section-head.center .eyebrow { justify-content: center; }
.section-head.center .section-copy { max-width: 630px; margin: 0 auto; }
.service-index { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.service-tile { position: relative; display: flex; min-height: 248px; flex-direction: column; justify-content: space-between; padding: 25px; border: 1px solid var(--line); border-radius: var(--corner); background: #fff; overflow: hidden; transition: transform .22s ease, border-color .22s ease, box-shadow .22s ease; }
.service-tile::before { content: ''; position: absolute; top: 0; right: 0; width: 66px; height: 66px; border-top: 2px solid var(--blue-2); border-right: 2px solid var(--blue-2); opacity: .7; }
.service-tile:hover { border-color: #8cccf0; box-shadow: var(--shadow-sm); transform: translateY(-4px); }
.service-tile.featured { color: #fff; border-color: var(--blue); background: var(--blue); }
.service-tile.featured::before { border-color: #8ce2ff; }
.service-meta { display: flex; align-items: center; justify-content: space-between; }
.service-no { color: var(--muted-2); font-family: 'Space Grotesk', Arial, sans-serif; font-size: 12px; font-weight: 700; }
.featured .service-no { color: #9be3ff; }
.service-symbol { display: none; }
.featured .service-symbol { display: none; }
.service-tile h3 { max-width: 250px; margin: 24px 0 8px; color: var(--ink); font-family: 'Space Grotesk', Arial, sans-serif; font-size: 21px; line-height: 1.08; letter-spacing: -.06em; }
.featured h3 { color: #fff; }
.service-tile p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.72; }
.featured p { color: #d9f3ff; }
.service-link { display: inline-flex; align-items: center; gap: 9px; margin-top: 18px; color: var(--blue); font-size: 11px; font-weight: 900; }
.featured .service-link { color: #fff; }
.service-link span { display: none; }

.issue-board { display: grid; grid-template-columns: .75fr 1.25fr; gap: clamp(45px, 8vw, 125px); align-items: center; }
.issue-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.issue-item { display: grid; grid-template-columns: 29px 1fr; align-items: center; gap: 9px; min-height: 77px; padding: 13px 14px; border: 1px solid var(--line-dark); border-radius: var(--corner); color: #fff; background: rgba(255,255,255,.045); transition: background .2s ease, border-color .2s ease, transform .2s ease; }
.issue-item > span:last-child { display: none; }
.issue-item:hover { border-color: rgba(0, 180, 240, .75); background: rgba(0, 169, 239, .12); transform: translateY(-3px); }
.issue-item small { color: #6fcefb; font-size: 10px; font-weight: 900; }
.issue-item strong { font-size: 12px; line-height: 1.35; }
.issue-item span { color: #74d3ff; font-size: 17px; text-align: right; }

.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.process-card { position: relative; min-height: 205px; padding: 26px 24px 21px 0; border-right: 1px solid var(--line); }
.process-card + .process-card { padding-left: 24px; }
.process-card:last-child { border-right: 0; }
.process-card::after { display: none; }
.process-card:last-child::after { display: none; }
.process-card .step-no { color: var(--red); font-family: 'Space Grotesk', Arial, sans-serif; font-size: 12px; font-weight: 700; }
.process-card .step-icon { display: none; }
.process-card h3 { margin: 20px 0 7px; color: var(--ink); font-family: 'Space Grotesk', Arial, sans-serif; font-size: 18px; letter-spacing: -.04em; }
.process-card p { max-width: 210px; margin: 0; color: var(--muted); font-size: 12px; line-height: 1.72; }

.work-grid { display: grid; grid-template-columns: 1.15fr .85fr .85fr; grid-template-rows: 218px 218px; gap: 12px; }
.work-card { position: relative; overflow: hidden; border: 1px solid var(--line); background: var(--ink); }
.work-card:first-child { grid-row: span 2; }
.work-card img { width: 100%; height: 100%; object-fit: contain; background: #eaf3f8; }
.work-card::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 35%, rgba(7,28,45,.88)); }
.work-card figcaption { position: absolute; z-index: 1; right: 16px; bottom: 15px; left: 16px; display: grid; gap: 1px; color: #fff; }
.work-card figcaption small { color: #77d9ff; font-size: 9px; font-weight: 900; letter-spacing: .15em; text-transform: uppercase; }
.work-card figcaption strong { font-size: 13px; line-height: 1.35; }
.work-card:first-child figcaption strong { font-size: 21px; }
.gallery-more { margin-top: 24px; text-align: center; }

.area-layout { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(52px, 8vw, 110px); align-items: center; }
.area-map { position: relative; overflow: hidden; min-height: 405px; border: 1px solid #174b70; background: linear-gradient(145deg, #0b314f, #071522); }
.area-map::before { content: ''; position: absolute; inset: 0; opacity: .28; background-image: linear-gradient(28deg, transparent 48%, #55d2fc 49%, transparent 50%), linear-gradient(120deg, transparent 48%, #3c8eb7 49%, transparent 50%); background-size: 120px 110px, 145px 130px; }
.map-orbit { position: absolute; left: 19%; top: 22%; width: 280px; height: 280px; border: 1px solid rgba(85, 210, 252, .35); border-radius: 50%; box-shadow: 0 0 0 38px rgba(85,210,252,.04), 0 0 0 78px rgba(85,210,252,.025); }
.map-line { position: absolute; left: 22%; top: 14%; width: 65%; height: 70%; border: 1px dashed rgba(153,228,255,.34); transform: rotate(-28deg); }
.map-pin { position: absolute; display: flex; align-items: center; gap: 6px; color: #d8f3ff; font-size: 10px; font-weight: 800; }
.map-pin i { display: block; width: 9px; height: 9px; border: 2px solid #fff; border-radius: 50%; background: var(--red); box-shadow: 0 0 0 6px rgba(231,37,42,.18); }
.pin-hcm { top: 53%; left: 40%; }
.pin-bd { top: 35%; left: 45%; }
.pin-dn { top: 52%; left: 62%; }
.pin-la { top: 63%; left: 24%; }
.map-text { position: absolute; right: 23px; bottom: 21px; left: 23px; display: grid; }
.map-text small { color: #79d7fc; font-size: 9px; font-weight: 900; letter-spacing: .22em; }
.map-text strong { color: #fff; font-family: 'Space Grotesk', Arial, sans-serif; font-size: 42px; line-height: 1; letter-spacing: -.08em; }
.map-text span { color: #a4c4d7; font-size: 10px; }
.area-links { display: grid; grid-template-columns: repeat(2, 1fr); gap: 9px; margin: 27px 0; }
.area-links a { display: grid; grid-template-columns: 24px 1fr; align-items: center; gap: 8px; padding: 12px 11px; border: 1px solid var(--line); border-radius: var(--corner); color: var(--ink); background: #fff; font-size: 11px; font-weight: 900; transition: transform .2s ease, border-color .2s ease, color .2s ease; }
.area-links a:hover { color: var(--blue); border-color: #85caed; transform: translateY(-3px); }
.area-links small { color: var(--muted-2); font-size: 9px; }
.area-links b { display: none; }
.area-note { display: flex; align-items: flex-start; gap: 8px; margin: 0; color: var(--muted); font-size: 11px; line-height: 1.55; }
.area-note span { color: var(--red); font-size: 15px; }

.cta-panel { position: relative; overflow: hidden; color: #fff; background: linear-gradient(120deg, var(--ink), #075ca1 62%, #00a7e8); }
.cta-panel::before { content: ''; position: absolute; inset: 0; opacity: .25; background-image: linear-gradient(rgba(255,255,255,.15) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.15) 1px, transparent 1px); background-size: 42px 42px; mask-image: linear-gradient(90deg, black, transparent 82%); }
.cta-inner { position: relative; z-index: 1; display: grid; grid-template-columns: 1fr .7fr; align-items: center; gap: 50px; padding-top: 88px; padding-bottom: 88px; }
.cta-panel .section-title { color: #fff; }
.cta-panel .section-title .accent { color: #72d9ff; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 27px; }
.cta-box { justify-self: end; width: min(100%, 360px); padding: 22px; border: 1px solid rgba(255,255,255,.32); background: rgba(255,255,255,.08); }
.cta-box small { display: block; color: #83dcff; font-size: 9px; font-weight: 900; letter-spacing: .16em; }
.cta-box strong { display: block; margin: 4px 0 5px; color: #fff; font-family: 'Space Grotesk', Arial, sans-serif; font-size: 31px; line-height: 1.15; letter-spacing: .03em; }
.cta-box span { display: block; color: #cfebfa; font-size: 10px; }
.cta-box .cta-links { display: flex; gap: 9px; margin-top: 17px; }
.cta-box .cta-links a { display: inline-flex; align-items: center; gap: 6px; padding: 9px 10px; border: 1px solid rgba(255,255,255,.35); color: #fff; font-size: 10px; font-weight: 900; }
.cta-box .cta-links { flex-wrap: wrap; }
.cta-box .cta-links a { flex: 1 1 120px; justify-content: center; }
.cta-box .cta-links a:hover { background: rgba(255,255,255,.1); }

.site-footer { color: #9bb6ca; background: #061725; }
.footer-grid { display: grid; grid-template-columns: 1.35fr .8fr .8fr .75fr; gap: 45px; padding: 52px 0 42px; }
.footer-brand .brand-mark { width: 65px; height: 65px; }
.footer-brand .brand-copy strong { color: #fff; }
.footer-brand .brand-copy small { color: #65d3ff; }
.footer-brand p { max-width: 320px; margin: 18px 0 19px; color: #7893a7; font-size: 12px; line-height: 1.8; }
.footer-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.footer-action { display: inline-flex; align-items: center; gap: 7px; padding: 9px 10px; border: 1px solid rgba(180,225,250,.21); color: #fff; font-size: 10px; font-weight: 900; }
.footer-action:hover { border-color: #5ac9f5; color: #76d8ff; }
.footer-col { display: grid; align-content: start; gap: 9px; }
.footer-col h3 { margin: 4px 0 10px; color: #fff; font-size: 11px; letter-spacing: .14em; text-transform: uppercase; }
.footer-col a, .footer-col p { margin: 0; color: #7893a7; font-size: 11px; line-height: 1.6; }
.footer-col a:hover { color: #73d6ff; }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; gap: 20px; min-height: 61px; border-top: 1px solid rgba(180,225,250,.13); color: #628096; font-size: 9px; }
.footer-bottom strong { color: #8eb3cc; font-size: 9px; letter-spacing: .12em; }

/* Interior pages */
.page-hero { position: relative; overflow: hidden; padding: 58px 0 60px; background: var(--paper); border-bottom: 1px solid var(--line); }
.page-hero::before { content: ''; position: absolute; inset: 0; opacity: .55; background-image: linear-gradient(rgba(7,94,216,.07) 1px, transparent 1px), linear-gradient(90deg, rgba(7,94,216,.07) 1px, transparent 1px); background-size: 38px 38px; mask-image: linear-gradient(90deg, black, transparent 74%); }
.page-hero-inner { position: relative; z-index: 1; display: flex; align-items: end; justify-content: space-between; gap: 48px; }
.page-hero-copy { max-width: 750px; }
.page-hero h1 { margin: 16px 0 14px; color: var(--ink); font-family: 'Space Grotesk', Arial, sans-serif; font-size: clamp(40px, 5vw, 69px); line-height: .99; letter-spacing: -.08em; }
.page-hero p { max-width: 630px; margin: 0; color: var(--muted); font-size: 15px; line-height: 1.8; }
.page-hero-mark { position: relative; display: grid; place-items: center; flex: 0 0 auto; width: 148px; height: 148px; border: 1px solid #96d9f6; background: #fff; }
.page-hero-mark::before, .page-hero-mark::after { content: ''; position: absolute; width: 28px; height: 28px; }
.page-hero-mark::before { top: -7px; left: -7px; border-top: 3px solid var(--blue); border-left: 3px solid var(--blue); }
.page-hero-mark::after { right: -7px; bottom: -7px; border-right: 3px solid var(--red); border-bottom: 3px solid var(--red); }
.page-hero-mark img { width: 124px; height: 124px; object-fit: contain; }
.breadcrumbs { display: flex; align-items: center; flex-wrap: wrap; gap: 9px; margin-bottom: 17px; color: var(--muted-2); font-size: 10px; font-weight: 800; }
.breadcrumbs a:hover { color: var(--blue); }
.breadcrumbs span { color: var(--red); }
.detail-layout { display: grid; grid-template-columns: .76fr 1.24fr; gap: clamp(48px, 9vw, 120px); align-items: start; }
.detail-aside { position: sticky; top: 122px; }
.aside-card { padding: 20px; border: 1px solid var(--line); background: #fff; }
.aside-card + .aside-card { margin-top: 12px; }
.aside-card h3 { margin: 0 0 13px; color: var(--ink); font-family: 'Space Grotesk', Arial, sans-serif; font-size: 17px; }
.aside-card p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.75; }
.aside-nav { display: grid; gap: 0; }
.aside-nav a { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 11px 0; border-bottom: 1px solid var(--line); color: var(--muted); font-size: 11px; font-weight: 800; }
.aside-nav a:last-child { border-bottom: 0; }
.aside-nav a:hover, .aside-nav a.current { color: var(--blue); }
.aside-nav span { display: none; }
.detail-body h2 { margin: 0 0 15px; color: var(--ink); font-family: 'Space Grotesk', Arial, sans-serif; font-size: clamp(30px, 3.4vw, 48px); line-height: 1.04; letter-spacing: -.07em; }
.detail-body h3 { margin: 35px 0 10px; color: var(--ink); font-family: 'Space Grotesk', Arial, sans-serif; font-size: 22px; letter-spacing: -.05em; }
.detail-body p { margin: 0 0 15px; color: var(--muted); font-size: 14px; line-height: 1.86; }
.detail-body ul { display: grid; gap: 10px; margin: 22px 0 28px; padding: 0; list-style: none; }
.detail-body li { display: flex; align-items: flex-start; gap: 10px; color: var(--ink); font-size: 13px; font-weight: 700; }
.detail-body li::before { content: '✓'; display: grid; place-items: center; flex: 0 0 auto; width: 20px; height: 20px; color: #fff; background: var(--blue); font-size: 11px; }
.detail-photo { width: 100%; height: auto; margin: 27px 0 30px; border: 1px solid var(--line); padding: 8px; background: #fff; }
.detail-photo img { width: auto; max-width: 100%; height: auto; max-height: 420px; margin: 0 auto; object-fit: contain; background: #eaf3f8; }
.detail-callout { display: flex; align-items: center; justify-content: space-between; gap: 22px; margin-top: 28px; padding: 22px; border-left: 4px solid var(--red); background: #eef8ff; }
.detail-callout strong { display: block; color: var(--ink); font-family: 'Space Grotesk', Arial, sans-serif; font-size: 18px; }
.detail-callout p { margin: 3px 0 0; font-size: 11px; }

.service-overview { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.overview-card { display: grid; grid-template-columns: 55px 1fr; gap: 17px; padding: 24px; border: 1px solid var(--line); background: #fff; transition: transform .2s ease, box-shadow .2s ease; }
.overview-card > div, .contact-card > span:nth-child(2) { min-width: 0; }
.overview-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-sm); }
.overview-card > span { display: grid; place-items: center; width: 49px; height: 49px; color: var(--blue); border: 1px solid #add9ee; background: var(--blue-3); font-family: 'Space Grotesk', Arial, sans-serif; font-size: 20px; }
.overview-card h3 { margin: 0 0 7px; color: var(--ink); font-family: 'Space Grotesk', Arial, sans-serif; font-size: 20px; line-height: 1.1; letter-spacing: -.06em; }
.overview-card p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.7; }

.gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.gallery-card { position: relative; overflow: hidden; min-height: 270px; border: 1px solid var(--line); background: var(--ink); }
.gallery-card img { width: 100%; height: 100%; min-height: 270px; object-fit: contain; background: #eaf3f8; }
.gallery-card::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 36%, rgba(7,28,45,.9)); }
.gallery-card figcaption { position: absolute; z-index: 1; right: 16px; bottom: 15px; left: 16px; color: #fff; }
.gallery-card figcaption small { color: #73d5ff; font-size: 9px; font-weight: 900; letter-spacing: .14em; text-transform: uppercase; }
.gallery-card figcaption strong { display: block; font-size: 14px; }
.gallery-card.tall { grid-row: span 2; }
.gallery-card.tall img { min-height: 552px; }

.location-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 13px; }
.location-card { position: relative; min-height: 210px; padding: 23px; border: 1px solid var(--line); background: #fff; }
.location-card::before { content: ''; position: absolute; top: 0; right: 0; width: 52px; height: 52px; border-top: 2px solid var(--blue-2); border-right: 2px solid var(--blue-2); }
.location-card small { color: var(--red); font-family: 'Space Grotesk', Arial, sans-serif; font-size: 11px; font-weight: 700; }
.location-card h3 { margin: 20px 0 8px; color: var(--ink); font-family: 'Space Grotesk', Arial, sans-serif; font-size: 22px; letter-spacing: -.06em; }
.location-card p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.7; }
.location-card a { display: inline-flex; gap: 8px; align-items: center; margin-top: 19px; color: var(--blue); font-size: 11px; font-weight: 900; }

.faq-layout { display: grid; grid-template-columns: .75fr 1.25fr; gap: clamp(50px, 8vw, 115px); align-items: start; }
.faq-list { border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 20px 0; color: var(--ink); font-size: 14px; font-weight: 900; list-style: none; cursor: pointer; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary span { display: grid; place-items: center; flex: 0 0 auto; width: 28px; height: 28px; border: 1px solid #abc7dc; color: var(--blue); font-size: 18px; transition: transform .2s ease, color .2s ease, background .2s ease; }
.faq-list details[open] summary span { color: #fff; background: var(--blue); transform: rotate(45deg); }
.faq-list details p { max-width: 680px; margin: -2px 44px 19px 0; color: var(--muted); font-size: 13px; line-height: 1.85; }

.contact-layout { display: grid; grid-template-columns: .92fr 1.08fr; gap: clamp(45px, 8vw, 110px); align-items: start; }
.contact-cards { display: grid; gap: 11px; margin-top: 26px; }
.contact-card { display: grid; grid-template-columns: 44px 1fr 18px; align-items: center; gap: 12px; padding: 15px; border: 1px solid var(--line); background: #fff; }
.contact-card > span:first-child { display: grid; place-items: center; width: 41px; height: 41px; color: #fff; background: var(--blue); font-size: 18px; }
.contact-card.zalo > span:first-child { background: #008fe5; }
.contact-card strong { display: block; color: var(--ink); font-family: 'Space Grotesk', Arial, sans-serif; font-size: 17px; }
.contact-card small { display: block; color: var(--muted); font-size: 10px; }
.contact-card > span:last-child { display: none; color: var(--blue); font-size: 18px; }
.contact-brief { padding: 24px; border-left: 4px solid var(--red); background: #eff8ff; }
.contact-brief h3 { margin: 0 0 10px; color: var(--ink); font-family: 'Space Grotesk', Arial, sans-serif; font-size: 22px; letter-spacing: -.06em; }
.contact-brief p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.8; }
.contact-brief ul { display: grid; gap: 8px; margin: 18px 0 0; padding: 0; list-style: none; }
.contact-brief li { color: var(--ink); font-size: 12px; font-weight: 800; }
.contact-brief li::before { content: '✓'; margin-right: 8px; color: var(--red); }

.reveal { opacity: 0; transform: translateY(22px); transition: opacity .65s ease, transform .65s ease; }
.reveal.delay-1 { transition-delay: .1s; }
.reveal.delay-2 { transition-delay: .18s; }
.reveal.delay-3 { transition-delay: .26s; }
.reveal.visible { opacity: 1; transform: none; }

.corner-guards { display: none; }
.mobile-dock { display: none; }
a:focus-visible, button:focus-visible, summary:focus-visible { outline: 3px solid rgba(0, 169, 239, .5); outline-offset: 4px; }

@media (max-width: 1120px) {
  .container { width: min(100% - 44px, 980px); }
  .nav-menu { gap: 15px; }
  .nav-menu a { font-size: 11px; }
  .nav-contacts { gap: 5px; }
  .mini-contact { padding: 8px; font-size: 10px; }
  .home-hero-grid { gap: 45px; }
  .display-title { font-size: clamp(40px, 6vw, 64px); }
  .page-section { padding: 72px 0; }
}

@media (max-width: 980px) {
  .topline-inner { min-height: 33px; }
  .topline-copy { font-size: 9px; }
  .topline-actions { gap: 12px; font-size: 10px; }
  .nav-row { min-height: 76px; }
  .menu-button { display: block; }
  .nav-menu { position: absolute; top: calc(100% + 1px); right: 0; left: 0; display: grid; gap: 0; padding: 8px 22px 18px; border-bottom: 1px solid var(--line); background: rgba(255,255,255,.98); box-shadow: 0 20px 32px rgba(7,28,45,.1); opacity: 0; visibility: hidden; transform: translateY(-8px); transition: opacity .2s ease, visibility .2s ease, transform .2s ease; }
  .nav-menu.open { opacity: 1; visibility: visible; transform: none; }
  .nav-menu a { padding: 12px 0; border-bottom: 1px solid #e9f0f5; font-size: 12px; }
  .nav-menu a::after { right: auto; bottom: 0; width: 35px; }
  .nav-contacts { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin: 13px 0 0; }
  .mini-contact { justify-content: center; min-height: 42px; }
  .home-hero { padding-top: 69px; }
  .home-hero-grid, .home-intro, .issue-board, .area-layout, .cta-inner, .detail-layout, .faq-layout, .contact-layout { grid-template-columns: 1fr; }
  .hero-copy { max-width: 680px; }
  .hero-art { width: 100%; max-width: 760px; margin: 12px auto 0; }
  .home-intro { gap: 45px; }
  .intro-copy { max-width: 700px; }
  .issue-copy { max-width: 620px; }
  .detail-aside { position: static; }
  .aside-card { max-width: 700px; }
  .contact-card { max-width: 660px; }
  .cta-box { justify-self: start; }
  .footer-grid { grid-template-columns: 1.3fr 1fr 1fr; }
  .footer-col:last-child { grid-column: 2 / 4; }
}

@media (max-width: 640px) {
  body { padding-bottom: 70px; font-size: 15px; }
  .container { width: min(100% - 30px, 480px); }
  .topline-copy { max-width: 200px; line-height: 1.2; }
  .topline-actions { flex-wrap: wrap; justify-content: flex-end; gap: 5px 11px; line-height: 1.2; }
  .topline-actions a { font-size: 9px; }
  .brand { min-width: 0; gap: 8px; }
  .brand-mark { width: 49px; height: 49px; }
  .brand-copy strong { font-size: 17px; }
  .brand-copy small { font-size: 7px; letter-spacing: .1em; }
  .nav-row { gap: 10px; }
  .page-section { padding: 58px 0; }
  .page-section.compact { padding: 44px 0; }
  .home-hero { padding: 50px 0 42px; }
  .hero-logo-line { margin-bottom: 17px; }
  .hero-logo-line img { width: 52px; height: 52px; }
  .hero-logo-line strong { font-size: 12px; }
  .hero-logo-line span { font-size: 8px; }
  .display-title { margin-top: 15px; font-size: clamp(38px, 12vw, 58px); }
  .hero-lead { font-size: 15px; line-height: 1.72; }
  .hero-actions { display: grid; grid-template-columns: 1fr; gap: 7px; }
  .button { width: 100%; min-height: 49px; padding: 11px 10px; font-size: 10px; }
  .button span { font-size: 15px; }
  .hero-note { gap: 8px 12px; font-size: 9px; }
  .hero-art::before { top: -8px; right: -8px; bottom: 8px; left: 8px; }
  .hero-art-frame { border-width: 3px; }
  .hero-art-label { left: 10px; bottom: 10px; padding: 7px 8px; font-size: 7px; }
  .hero-stats { grid-template-columns: repeat(3, 1fr); }
  .hero-stat { min-height: 72px; padding: 10px 7px; }
  .hero-stat strong { font-size: 15px; }
  .hero-stat span { font-size: 8px; }
  .section-title { font-size: 35px; }
  .section-copy { font-size: 13px; }
  .home-intro { gap: 34px; }
  .image-frame { padding: 8px; }
  .image-frame img { height: auto; }
  .image-index { right: 17px; bottom: 18px; padding: 8px 9px; }
  .image-index strong { font-size: 22px; }
  .image-index small { font-size: 7px; }
  .intro-points { gap: 10px; margin-top: 20px; }
  .intro-points li { font-size: 10px; }
  .section-head { display: block; margin-bottom: 30px; }
  .section-head .section-copy { margin-top: 14px; }
  .service-index { grid-template-columns: 1fr; gap: 10px; }
  .service-tile { min-height: 215px; padding: 20px; }
  .service-tile h3 { font-size: 20px; }
  .issue-list { grid-template-columns: 1fr; }
  .issue-item { min-height: 67px; }
  .process-grid { grid-template-columns: 1fr 1fr; gap: 0; }
  .process-card { min-height: 173px; padding: 20px 13px 18px 0; }
  .process-card + .process-card { padding-left: 13px; }
  .process-card:nth-child(2) { border-right: 0; }
  .process-card:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .process-card:nth-child(2)::after { display: none; }
  .process-card:nth-child(3) { padding-top: 21px; }
  .process-card:nth-child(4) { padding-top: 21px; }
  .process-card::after { display: none; }
  .process-card .step-icon { display: none; }
  .process-card h3 { font-size: 15px; }
  .process-card p { font-size: 10px; }
  .work-grid { grid-template-columns: 1fr 1fr; grid-template-rows: 175px 175px 175px; gap: 8px; }
  .work-card:first-child { grid-row: span 2; }
  .work-card img { min-height: 175px; }
  .work-card figcaption { right: 9px; bottom: 9px; left: 9px; }
  .work-card figcaption small { font-size: 7px; }
  .work-card figcaption strong, .work-card:first-child figcaption strong { font-size: 10px; }
  .area-map { min-height: 310px; }
  .map-orbit { width: 230px; height: 230px; left: 13%; top: 24%; }
  .map-text { right: 17px; bottom: 15px; left: 17px; }
  .map-text strong { font-size: 31px; }
  .area-links { grid-template-columns: 1fr; }
  .cta-inner { padding-top: 66px; padding-bottom: 66px; }
  .cta-box { width: 100%; padding: 18px; }
  .cta-box strong { font-size: 25px; }
  .page-hero { padding: 43px 0 47px; }
  .page-hero-inner { display: block; }
  .page-hero h1 { font-size: 42px; }
  .page-hero p { font-size: 13px; }
  .page-hero-mark { display: none; }
  .detail-body h2 { font-size: 32px; }
  .detail-body h3 { font-size: 21px; }
  .detail-body p { font-size: 13px; }
  .detail-photo { padding: 5px; }
  .detail-photo img { max-height: 280px; }
  .detail-callout { display: block; padding: 16px; }
  .detail-callout .button { width: auto; margin-top: 14px; }
  .cta-links { flex-wrap: wrap !important; }
  .cta-links .button { width: auto; flex: 1 1 120px; }
  .service-overview { grid-template-columns: 1fr; gap: 10px; }
  .overview-card { grid-template-columns: 45px 1fr; padding: 17px; }
  .overview-card > span { width: 41px; height: 41px; font-size: 17px; }
  .overview-card h3 { font-size: 18px; }
  .gallery-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
  .gallery-card { min-height: 175px; }
  .gallery-card img, .gallery-card.tall img { min-height: 175px; }
  .gallery-card.tall { grid-row: span 2; }
  .gallery-card figcaption { right: 9px; bottom: 9px; left: 9px; }
  .gallery-card figcaption small { font-size: 7px; }
  .gallery-card figcaption strong { font-size: 10px; }
  .location-grid { grid-template-columns: 1fr; }
  .location-card { min-height: 182px; }
  .faq-list summary { padding: 17px 0; font-size: 12px; }
  .faq-list details p { margin-right: 25px; font-size: 12px; }
  .contact-card { grid-template-columns: 39px 1fr 14px; gap: 9px; padding: 12px; }
  .contact-card > span:first-child { width: 36px; height: 36px; font-size: 16px; }
  .contact-card strong { font-size: 15px; }
  .contact-card small { font-size: 9px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px 20px; padding-top: 50px; padding-bottom: 40px; }
  .footer-brand { grid-column: 1 / 3; }
  .footer-col:last-child { grid-column: auto; }
  .footer-bottom { align-items: flex-start; flex-direction: column; justify-content: center; gap: 5px; min-height: 70px; padding: 11px 0; }
  .footer-bottom strong { font-size: 8px; }
  .mobile-dock { position: fixed; z-index: 150; right: 12px; bottom: 12px; left: 12px; display: grid; grid-template-columns: 1fr 1fr; gap: 7px; padding: 7px; border: 1px solid rgba(255,255,255,.16); background: rgba(7,28,45,.95); box-shadow: 0 15px 35px rgba(0,0,0,.25); backdrop-filter: blur(12px); }
  .mobile-dock a { display: flex; align-items: center; justify-content: center; gap: 7px; min-height: 43px; color: #fff; font-size: 11px; font-weight: 900; }
  .mobile-dock a:first-child { background: var(--red); }
  .mobile-dock a:last-child { background: #008fe5; }
  .mobile-dock span { font-size: 17px; line-height: 1; }
  .corner-guards { display: block; position: fixed; z-index: 140; inset: 10px; pointer-events: none; }
  .corner-guards i { position: absolute; width: 19px; height: 19px; opacity: .72; }
  .corner-guards .tl { top: 0; left: 0; border-top: 2px solid var(--blue-2); border-left: 2px solid var(--blue-2); }
  .corner-guards .tr { top: 0; right: 0; border-top: 2px solid var(--blue-2); border-right: 2px solid var(--blue-2); }
  .corner-guards .bl { bottom: 0; left: 0; border-bottom: 2px solid var(--blue-2); border-left: 2px solid var(--blue-2); }
  .corner-guards .br { right: 0; bottom: 0; border-right: 2px solid var(--blue-2); border-bottom: 2px solid var(--blue-2); }
}

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

/* Final visual pass: full-bleed media, clear contact actions, and calmer navigation. */
.topline { display: none; }
.nav-row { min-height: 86px; }
.page-hero-inner { justify-content: flex-start; }
.page-hero-copy { max-width: 900px; }
.page-hero-mark { display: none; }
.nav-menu { gap: 18px; }
.nav-menu > a:not(.mini-contact) { padding: 31px 0; }
.nav-menu .mini-contact { min-width: 104px; justify-content: center; padding: 10px 13px; border-radius: 2px; box-shadow: 0 8px 18px rgba(7, 28, 45, .09); }
.nav-menu .mini-contact::after { display: none; }
.nav-contacts .mini-contact.call { color: #fff; border-color: var(--red); background: var(--red); }
.nav-contacts .mini-contact:not(.call) { color: #fff; border-color: #008fe5; background: #008fe5; }
.nav-contacts .mini-contact.call:hover { color: #fff; background: var(--red-2); }
.nav-contacts .mini-contact:not(.call):hover { color: #fff; background: #007bc4; }

.home-hero { padding: 28px 0 74px; }
.home-hero-grid { display: flex; flex-direction: column; align-items: stretch; gap: 38px; }
.home-hero-grid .hero-art { order: 1; width: 100%; max-width: none; margin: 0; }
.home-hero-grid .hero-copy { order: 2; width: min(100%, 920px); max-width: 920px; margin: 0 auto; text-align: center; }
.home-hero-grid .hero-logo-line { justify-content: center; }
.home-hero-grid .hero-copy .eyebrow { justify-content: center; }
.home-hero-grid .hero-lead { margin-right: auto; margin-left: auto; }
.home-hero-grid .hero-actions, .home-hero-grid .hero-note { justify-content: center; }
.hero-art-frame { border: 0; box-shadow: 0 22px 60px rgba(7, 28, 45, .18); }
.hero-art-frame img { width: 100%; height: auto; }
.hero-stats { display: none; }

.image-frame { padding: 0; overflow: hidden; }
.image-frame img { aspect-ratio: 4 / 3; object-fit: cover; background: transparent; }
.detail-photo { overflow: hidden; padding: 0; background: var(--paper); }
.detail-photo img { width: 100%; max-width: none; max-height: none; margin: 0; background: transparent; }
.work-grid { grid-template-rows: 320px 320px; gap: 16px; }
.work-card, .gallery-card { border: 0; }
.work-card img, .gallery-card img { object-fit: cover; background: var(--ink); }
.gallery-grid { grid-auto-rows: 320px; gap: 16px; }
.gallery-card { height: 320px; min-height: 0; }
.gallery-card img { min-height: 0; }
.gallery-card.tall { height: 656px; }
.gallery-card.tall img { min-height: 0; height: 100%; }

.cta-panel .cta-inner { display: block; padding-top: 78px; padding-bottom: 78px; text-align: center; }
.cta-panel .cta-inner > div:first-child { max-width: 820px; margin: 0 auto; }
.cta-panel .section-copy { max-width: 620px; margin-right: auto; margin-left: auto; }
.cta-panel .cta-actions { justify-content: center; }
.cta-panel .cta-box { width: min(100%, 500px); margin: 28px auto 0; text-align: center; }
.cta-panel .cta-box .cta-links { justify-content: center; }
body[data-page="home"] .cta-panel .cta-box { display: none; }

.callout-actions { display: flex; flex-wrap: wrap; gap: 9px; }
.callout-actions .button { flex: 1 1 140px; }
.detail-callout strong, .contact-card strong { color: var(--ink); }
.cta-box strong { color: #fff; }

.faq-list summary span { position: relative; font-size: 0; transform: none !important; }
.faq-list summary span::before, .faq-list summary span::after { content: ''; position: absolute; display: block; background: currentColor; transition: opacity .2s ease, transform .2s ease; }
.faq-list summary span::before { top: 50%; right: 7px; left: 7px; height: 2px; transform: translateY(-50%); }
.faq-list summary span::after { top: 7px; bottom: 7px; left: 50%; width: 2px; transform: translateX(-50%); }
.faq-list details[open] summary span::after { opacity: 0; transform: translateX(-50%) scaleY(.2); }

.site-footer { border-top: 4px solid var(--blue-2); }
.footer-grid { gap: 30px; padding-top: 58px; padding-bottom: 48px; }
.footer-brand .brand { min-width: 0; }
.footer-brand p { margin-top: 16px; }
.footer-action { min-height: 38px; justify-content: center; padding: 9px 14px; transition: color .2s ease, border-color .2s ease, background .2s ease, transform .2s ease; }
.footer-action:hover { transform: translateY(-2px); background: rgba(255, 255, 255, .06); }
.footer-bottom { min-height: 56px; }
.footer-bottom strong { display: none; }

@media (max-width: 980px) {
  .nav-row { min-height: 78px; }
  .menu-button { position: relative; display: block; overflow: hidden; padding: 0; border-color: #a9c8da; box-shadow: 0 8px 18px rgba(7, 28, 45, .1); }
  .menu-button::after { content: ''; position: absolute; right: -1px; bottom: -1px; width: 12px; height: 12px; border-right: 2px solid var(--red); border-bottom: 2px solid var(--red); }
  .menu-button span { position: absolute; left: 9px; width: 20px; height: 2px; margin: 0; background: var(--blue); transition: transform .25s ease, opacity .2s ease, background .2s ease; }
  .menu-button span:nth-child(1) { top: 11px; }
  .menu-button span:nth-child(2) { top: 18px; }
  .menu-button span:nth-child(3) { top: 25px; }
  .menu-button.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .menu-button.open span:nth-child(2) { opacity: 0; transform: translateX(8px); }
  .menu-button.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .menu-button.open span { background: var(--red); }
  .nav-menu { max-height: 0; padding: 0 22px; overflow: hidden; visibility: hidden; pointer-events: none; transform: translateY(-12px) scaleY(.98); transform-origin: top; transition: max-height .35s ease, padding .25s ease, opacity .25s ease, visibility .25s ease, transform .35s ease; }
  .nav-menu.open { max-height: calc(100vh - 78px); padding: 14px 22px 20px; overflow-y: auto; visibility: visible; pointer-events: auto; opacity: 1; transform: none; }
  .nav-menu > a:not(.mini-contact) { padding: 12px 0; opacity: 0; transform: translateY(-7px); transition: opacity .25s ease, transform .25s ease, color .2s ease; }
  .nav-menu.open > a:not(.mini-contact) { opacity: 1; transform: none; }
  .nav-menu.open > a:nth-child(1) { transition-delay: .03s; }
  .nav-menu.open > a:nth-child(2) { transition-delay: .06s; }
  .nav-menu.open > a:nth-child(3) { transition-delay: .09s; }
  .nav-menu.open > a:nth-child(4) { transition-delay: .12s; }
  .nav-menu.open > a:nth-child(5) { transition-delay: .15s; }
  .nav-menu.open > a:nth-child(6) { transition-delay: .18s; }
  .nav-menu .mini-contact { min-height: 44px; width: 100%; padding: 10px 12px; opacity: 1; transform: none; }
  .nav-contacts { gap: 8px; }
  .home-hero { padding-top: 18px; }
  .work-grid { grid-template-rows: 260px 260px; }
  .gallery-grid { grid-auto-rows: 250px; }
  .gallery-card { height: 250px; }
  .gallery-card.tall { height: 516px; }
}

@media (max-width: 640px) {
  .home-hero { padding: 10px 0 46px; }
  .home-hero-grid { gap: 28px; }
  .hero-art::before { top: -7px; right: -7px; bottom: 7px; left: 7px; }
  .hero-art-frame { box-shadow: 0 15px 32px rgba(7, 28, 45, .16); }
  .hero-logo-line { margin-bottom: 15px; }
  .hero-note { line-height: 1.45; }
  .image-frame::before, .image-frame::after { width: 25px; height: 25px; }
  .work-grid { grid-template-columns: 1fr; grid-template-rows: repeat(5, 240px); gap: 12px; }
  .work-card, .work-card:first-child { height: 240px; grid-row: auto; }
  .work-card img { min-height: 0; }
  .gallery-grid { grid-template-columns: 1fr; grid-auto-rows: 270px; gap: 12px; }
  .gallery-card, .gallery-card.tall { height: 270px; min-height: 0; grid-row: auto; }
  .gallery-card img, .gallery-card.tall img { height: 100%; min-height: 0; }
  .detail-photo img { width: 100%; height: auto; }
  .detail-callout { padding: 16px; }
  .callout-actions { display: grid; grid-template-columns: 1fr 1fr; }
  .callout-actions .button { min-width: 0; width: 100%; padding-right: 7px; padding-left: 7px; }
  .cta-panel .cta-inner { padding-top: 62px; padding-bottom: 62px; }
  .cta-panel .cta-box { padding: 19px; }
  .footer-grid { padding-top: 46px; padding-bottom: 36px; }
}

@media (prefers-reduced-motion: reduce) {
  .menu-button span, .nav-menu, .nav-menu a, .faq-list summary span::before, .faq-list summary span::after { transition: none !important; }
}

/* Scroll contact dock and stronger project framing. */
body { overflow-x: hidden; }
.paper .cta-box { color: #fff; border-color: rgba(7, 94, 216, .35); background: linear-gradient(135deg, #071c2d, #075ca1); box-shadow: 0 20px 42px rgba(7, 28, 45, .18); }
.paper .cta-box span { color: #cfebfa; }
.paper .cta-box .cta-links a { border-color: rgba(255, 255, 255, .32); color: #fff; }
.work-grid, .gallery-grid { padding: 14px; border: 1px solid #c4ddeb; background: linear-gradient(135deg, #effaff, #f8fbfd); box-shadow: 0 18px 40px rgba(7, 28, 45, .08); }
.work-grid { grid-template-rows: 330px 330px; }
.gallery-grid { grid-auto-rows: 330px; }
.work-card, .gallery-card { box-shadow: 0 10px 26px rgba(7, 28, 45, .14); }
.work-card img, .gallery-card img { object-position: center; }
.gallery-card { height: 330px; }
.gallery-card.tall { height: 676px; }

.mobile-dock { opacity: 0; visibility: hidden; transform: translate3d(0, 130%, 0); pointer-events: none; transition: opacity .35s ease, transform .5s cubic-bezier(.2, .8, .2, 1), visibility .35s ease; }
.mobile-dock.is-visible { opacity: 1; visibility: visible; transform: translate3d(0, 0, 0); pointer-events: auto; }
.mobile-dock a { position: relative; overflow: hidden; }
.mobile-dock a::before { content: ''; position: absolute; top: -35%; bottom: -35%; left: -42%; width: 30%; background: rgba(255, 255, 255, .32); transform: skewX(-18deg); pointer-events: none; }
.mobile-dock.is-visible a { animation: dock-pop .58s cubic-bezier(.2, .8, .2, 1) both, dock-pulse 2.5s ease-in-out .72s 2; }
.mobile-dock.is-visible a:nth-child(2) { animation-delay: .1s, .84s; }
.mobile-dock.is-visible a::before { animation: dock-shine .95s ease .62s 1; }
.mobile-dock strong { position: relative; z-index: 1; color: #fff; font-size: 11px; letter-spacing: .04em; }
.mobile-dock span { position: relative; z-index: 1; }
@keyframes dock-pop { 0% { opacity: 0; transform: translateY(16px) scale(.92); } 72% { opacity: 1; transform: translateY(-3px) scale(1.02); } 100% { opacity: 1; transform: none; } }
@keyframes dock-pulse { 0%, 100% { box-shadow: 0 0 0 rgba(255, 255, 255, 0); } 45% { box-shadow: 0 0 0 5px rgba(255, 255, 255, .14), 0 12px 28px rgba(0, 0, 0, .18); } }
@keyframes dock-shine { from { transform: translateX(0) skewX(-18deg); } to { transform: translateX(470%) skewX(-18deg); } }

@media (max-width: 980px) {
  .nav-menu { gap: 5px; border: 1px solid #c4ddeb; border-top: 3px solid var(--blue); border-radius: 0 0 8px 8px; background: linear-gradient(180deg, #f7fcff, #fff); box-shadow: 0 22px 42px rgba(7, 28, 45, .16); }
  .nav-menu > a:not(.mini-contact) { display: flex; align-items: center; min-height: 46px; margin: 0; padding: 11px 14px !important; border: 1px solid #e2edf4; background: #fff; }
  .nav-menu > a:not(.mini-contact)::after { display: none; }
  .nav-menu > a:not(.mini-contact):hover, .nav-menu > a:not(.mini-contact).active { color: var(--blue); border-left: 3px solid var(--red); background: #eff8ff; }
  .nav-contacts { margin-top: 7px; padding-top: 11px; border-top: 1px solid #dbeaf3; }
  .nav-menu .mini-contact { border: 0; box-shadow: 0 8px 16px rgba(7, 28, 45, .1); }
  .work-grid { grid-template-rows: 280px 280px; }
  .gallery-grid { grid-auto-rows: 280px; }
  .gallery-card { height: 280px; }
  .gallery-card.tall { height: 576px; }
}

@media (max-width: 640px) {
  body { padding-bottom: 0; }
  body.dock-active { padding-bottom: 70px; }
  .home-hero-grid, .work-grid, .gallery-grid { width: calc(100% + 30px); margin-left: -15px; }
  .home-hero-grid .hero-copy { padding-right: 15px; padding-left: 15px; }
  .work-grid, .gallery-grid { padding: 8px; }
  .work-grid { grid-template-columns: 1fr; grid-template-rows: repeat(5, 270px); gap: 12px; }
  .work-card, .work-card:first-child { height: 270px; }
  .gallery-grid { grid-template-columns: 1fr; grid-auto-rows: 300px; gap: 12px; }
  .gallery-card, .gallery-card.tall { height: 300px; grid-row: auto; }
  .mobile-dock { right: 10px; bottom: 10px; left: 10px; }
  .mobile-dock a { min-height: 46px; }
}

@media (prefers-reduced-motion: reduce) {
  .mobile-dock, .mobile-dock a, .mobile-dock a::before { animation: none !important; transition: none !important; }
}

/* Precision interaction pass: clearer contact hierarchy, local media frames, and balanced mobile navigation. */
.cta-panel .section-copy { color: #d9f2ff; font-size: clamp(15px, 1.45vw, 18px); line-height: 1.62; }
.cta-contact-line { display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 7px 12px; }
.cta-contact-line strong { color: #fff; font-family: 'Space Grotesk', Arial, sans-serif; font-size: clamp(20px, 2.35vw, 28px); line-height: 1; letter-spacing: .035em; }
.cta-contact-line > span:last-child { color: #d9f2ff; }

body[data-page="home"] .home-hero .hero-copy .display-title { width: 100%; margin-right: auto; margin-left: auto; text-align: center; }
body[data-page="home"] .home-hero .hero-copy .display-title .line { width: 100%; text-align: center; }

figure.work-card, figure.gallery-card { margin: 0; }
.work-grid, .gallery-grid { padding: 0; border: 0; background: transparent; box-shadow: none; }
.work-card, .gallery-card { position: relative; isolation: isolate; padding: 5px; border: 0; background: linear-gradient(135deg, #075ed8 0%, #00a9ef 46%, #e7252a 100%); box-shadow: 0 12px 28px rgba(7, 28, 45, .15); }
.work-card::after, .gallery-card::after { inset: 5px; }
.work-card img, .gallery-card img { position: relative; z-index: 0; width: 100%; height: 100%; object-fit: cover; background: #081d31; }
.work-card figcaption, .gallery-card figcaption { right: 20px; bottom: 19px; left: 20px; z-index: 2; }
@media (max-width: 980px) {
  .nav-menu { right: 15px; left: 15px; width: auto; max-width: 560px; margin-right: auto; margin-left: auto; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; padding: 0 14px; border: 1px solid #c4ddeb; border-top: 3px solid var(--blue); border-radius: 0 0 5px 5px; background: linear-gradient(180deg, #f7fcff, #fff); box-shadow: 0 22px 42px rgba(7, 28, 45, .16); }
  .nav-menu.open { padding: 14px; }
  .nav-menu::before { content: ''; grid-column: 1 / -1; height: 2px; background: linear-gradient(90deg, var(--blue), var(--red)); transform: scaleX(0); transform-origin: left; transition: transform .45s cubic-bezier(.2, .8, .2, 1); }
  .nav-menu.open::before { transform: scaleX(1); }
  .nav-menu > a:not(.mini-contact) { display: grid; position: relative; align-items: center; justify-content: center; min-height: 52px; margin: 0; padding: 11px 9px !important; border: 1px solid #dceaf2; background: #fff; text-align: center; line-height: 1.3; }
  .nav-menu > a:not(.mini-contact)::before { content: ''; position: absolute; top: 9px; bottom: 9px; left: 6px; width: 2px; background: var(--red); transform: scaleY(0); transform-origin: center; transition: transform .22s ease; }
  .nav-menu > a:not(.mini-contact):hover::before, .nav-menu > a:not(.mini-contact).active::before { transform: scaleY(1); }
  .nav-menu > a:not(.mini-contact):hover, .nav-menu > a:not(.mini-contact).active { color: var(--blue); border-color: #a9d4e9; background: #eff8ff; box-shadow: 0 7px 14px rgba(7, 94, 216, .08); }
  .nav-contacts { grid-column: 1 / -1; margin: 0; padding-top: 11px; border-top: 1px solid #dbeaf3; opacity: 0; transform: translateY(8px); transition: opacity .3s ease, transform .3s ease; }
  .nav-menu.open .nav-contacts { opacity: 1; transform: none; transition-delay: .2s; }
  .nav-menu .mini-contact { min-height: 48px; border: 0; box-shadow: 0 8px 16px rgba(7, 28, 45, .1); }
  .nav-menu .mini-contact .contact-symbol { display: grid; place-items: center; width: 22px; height: 22px; background: rgba(255, 255, 255, .18); font-size: 13px; }
  .work-grid, .gallery-grid { gap: 12px; }
}

@media (max-width: 640px) {
  .cta-contact-line { gap: 8px 10px; line-height: 1.45; }
  .cta-contact-line strong { font-size: 22px; }
  .cta-contact-line > span:last-child { width: 100%; }
  .work-grid, .gallery-grid { width: calc(100% + 30px); margin-left: -15px; gap: 10px; }
  .work-card, .gallery-card { padding: 5px; }
  .work-card figcaption, .gallery-card figcaption { right: 15px; bottom: 15px; left: 15px; }
  body.dock-active { padding-bottom: 88px; }
  .mobile-dock { right: max(10px, env(safe-area-inset-right)); bottom: calc(10px + env(safe-area-inset-bottom)); left: max(10px, env(safe-area-inset-left)); display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; padding: 6px; border: 1px solid rgba(160, 220, 248, .34); border-radius: 4px; background: rgba(5, 24, 40, .9); box-shadow: 0 18px 42px rgba(1, 12, 22, .34); backdrop-filter: blur(16px) saturate(1.15); }
  .mobile-dock a { display: flex; min-width: 0; min-height: 58px; align-items: center; justify-content: flex-start; gap: 8px; padding: 8px 10px; overflow: hidden; border: 1px solid rgba(255, 255, 255, .2); border-radius: 2px; color: #fff; background: #123; box-shadow: 0 9px 18px rgba(0, 0, 0, .16); }
  .mobile-dock a:first-child { background: linear-gradient(135deg, #bd1322, #ef3a3d); }
  .mobile-dock a:last-child { background: linear-gradient(135deg, #0067b9, #00a9ef); }
  .mobile-dock a::before { top: -45%; bottom: -45%; left: -70%; width: 45%; background: rgba(255, 255, 255, .22); transform: skewX(-18deg); }
  .mobile-dock a::after { content: ''; position: absolute; right: 0; bottom: 0; width: 12px; height: 12px; border-right: 2px solid rgba(255, 255, 255, .75); border-bottom: 2px solid rgba(255, 255, 255, .75); pointer-events: none; }
  .mobile-dock.is-visible { animation: dock-shell-in .52s cubic-bezier(.2, .8, .2, 1) both; }
  .mobile-dock.is-visible a { animation: dock-card-in .58s cubic-bezier(.2, .8, .2, 1) both, dock-attention 2.8s ease-in-out .7s 2; }
  .mobile-dock.is-visible a:nth-child(2) { animation-delay: .08s, .84s; }
  .mobile-dock.is-visible a::before { animation: dock-sheen .95s ease .52s 1; }
  .dock-icon { position: relative; z-index: 1; display: grid; flex: 0 0 32px; width: 32px; height: 32px; place-items: center; border: 1px solid rgba(255, 255, 255, .42); background: rgba(5, 24, 40, .2); }
  .dock-svg { width: 19px; height: 19px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
  .dock-number { position: relative; z-index: 1; min-width: 0; overflow: hidden; color: #fff; font-family: 'Space Grotesk', Arial, sans-serif; font-size: clamp(12px, 3.3vw, 15px); line-height: 1; letter-spacing: .025em; white-space: nowrap; text-overflow: clip; }
  .dock-arrow { position: relative; z-index: 1; display: inline-grid; flex: 0 0 auto; width: 18px; height: 18px; place-items: center; margin-left: auto; color: rgba(255, 255, 255, .82); font-size: 16px; line-height: 1; }
  @keyframes dock-shell-in { from { opacity: 0; transform: translate3d(0, 28px, 0) scale(.97); } to { opacity: 1; transform: none; } }
  @keyframes dock-card-in { from { opacity: 0; transform: translateY(13px) scale(.94); } 72% { opacity: 1; transform: translateY(-2px) scale(1.015); } to { opacity: 1; transform: none; } }
  @keyframes dock-attention { 0%, 100% { box-shadow: 0 9px 18px rgba(0, 0, 0, .16); } 42% { box-shadow: 0 0 0 4px rgba(255, 255, 255, .15), 0 14px 24px rgba(0, 0, 0, .22); } }
  @keyframes dock-sheen { from { opacity: 0; transform: translateX(0) skewX(-18deg); } 18% { opacity: 1; } to { opacity: 0; transform: translateX(440%) skewX(-18deg); } }
}

@media (max-width: 380px) {
  .mobile-dock { gap: 6px; padding: 5px; }
  .mobile-dock a { min-height: 54px; gap: 6px; padding: 7px 8px; }
  .dock-icon { flex-basis: 28px; width: 28px; height: 28px; }
  .dock-svg { width: 17px; height: 17px; }
  .dock-number { font-size: 12px; letter-spacing: 0; }
  .dock-arrow { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  .mobile-dock, .mobile-dock a, .mobile-dock a::before { animation: none !important; transition: none !important; }
}

/* Home hero actions: a compact, centered one-line contact rail. */
body[data-page="home"] .home-hero .hero-actions { display: flex; align-items: center; justify-content: center; flex-wrap: nowrap; width: fit-content; max-width: calc(100% - 24px); margin: 31px auto 0; padding: 5px; gap: 6px; border: 1px solid #c6dce8; background: rgba(255, 255, 255, .9); box-shadow: 0 18px 36px rgba(7, 28, 45, .13); }
body[data-page="home"] .home-hero .hero-actions .hero-contact-action { position: relative; display: inline-flex; align-items: center; justify-content: center; flex: 0 0 auto; width: 164px; min-width: 0; height: 50px; min-height: 50px; padding: 0 13px; gap: 8px; overflow: hidden; isolation: isolate; border: 0; border-radius: 0; color: #fff; white-space: nowrap; box-shadow: none; transition: transform .2s ease, background .2s ease, box-shadow .2s ease; animation: hero-action-enter .55s cubic-bezier(.2, .8, .2, 1) both; }
body[data-page="home"] .home-hero .hero-actions .hero-contact-action.is-call { background: var(--red); }
body[data-page="home"] .home-hero .hero-actions .hero-contact-action.is-zalo { background: var(--blue); }
body[data-page="home"] .home-hero .hero-actions .hero-contact-action::before { content: ''; position: absolute; z-index: 0; inset: 0; background: linear-gradient(135deg, rgba(255, 255, 255, .18), transparent 58%); opacity: 0; transition: opacity .2s ease; }
body[data-page="home"] .home-hero .hero-actions .hero-contact-action::after { content: ''; position: absolute; right: 0; bottom: 0; left: 0; height: 3px; background: rgba(255, 255, 255, .86); transform: scaleX(.22); transform-origin: center; transition: transform .25s ease; }
body[data-page="home"] .home-hero .hero-actions .hero-contact-action:hover, body[data-page="home"] .home-hero .hero-actions .hero-contact-action:focus-visible { transform: translateY(-2px); box-shadow: 0 10px 18px rgba(7, 28, 45, .16); }
body[data-page="home"] .home-hero .hero-actions .hero-contact-action:hover::before, body[data-page="home"] .home-hero .hero-actions .hero-contact-action:focus-visible::before { opacity: 1; }
body[data-page="home"] .home-hero .hero-actions .hero-contact-action:hover::after, body[data-page="home"] .home-hero .hero-actions .hero-contact-action:focus-visible::after { transform: scaleX(1); }
.hero-action-mark { position: relative; z-index: 1; display: grid !important; flex: 0 0 26px; width: 26px; height: 26px; place-items: center; border: 1px solid rgba(255, 255, 255, .58); background: rgba(255, 255, 255, .14); }
.hero-action-svg { width: 15px; height: 15px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.hero-contact-action .hero-action-label { position: relative; z-index: 1; display: inline-block !important; font-size: 12px; font-weight: 900; letter-spacing: .035em; line-height: 1; white-space: nowrap; }
.hero-contact-action .hero-action-arrow { position: relative; z-index: 1; display: grid !important; flex: 0 0 auto; width: 15px; height: 15px; place-items: center; margin-left: 1px; font-size: 15px; line-height: 1; }
@keyframes hero-action-enter { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
body[data-page="home"] .home-hero .hero-actions .hero-contact-action:nth-child(2) { animation-delay: .08s; }

.reveal { transition-timing-function: cubic-bezier(.2, .8, .2, 1); }
.reveal.visible .eyebrow::before { animation: eyebrow-draw .65s cubic-bezier(.2, .8, .2, 1) both; }
@keyframes eyebrow-draw { from { width: 0; opacity: .25; } to { width: 27px; opacity: 1; } }
.service-tile::after { content: ''; position: absolute; z-index: 0; top: -50%; bottom: -50%; left: -70%; width: 34%; pointer-events: none; background: linear-gradient(105deg, transparent, rgba(255, 255, 255, .18), transparent); transform: skewX(-18deg); }
.service-tile > * { position: relative; z-index: 1; }
.service-tile:hover::after { animation: tile-sheen .85s ease both; }
@keyframes tile-sheen { from { transform: translateX(0) skewX(-18deg); } to { transform: translateX(430%) skewX(-18deg); } }
.home-hero::before, .page-hero::before { animation: grid-drift 18s linear infinite; }
@keyframes grid-drift { from { background-position: 0 0, 0 0; } to { background-position: 38px 38px, -38px 38px; } }
.cta-panel::after { content: ''; position: absolute; z-index: 0; top: -25%; bottom: -25%; left: -40%; width: 28%; pointer-events: none; opacity: .18; background: linear-gradient(105deg, transparent, rgba(255, 255, 255, .72), transparent); transform: skewX(-18deg); animation: panel-flow 9s ease-in-out infinite; }
@keyframes panel-flow { 0%, 58% { transform: translateX(0) skewX(-18deg); opacity: 0; } 66% { opacity: .18; } 84%, 100% { transform: translateX(520%) skewX(-18deg); opacity: 0; } }

@media (max-width: 980px) {
  .nav-menu .nav-contacts, .nav-menu.open .nav-contacts { opacity: 1; transform: none; transition: none; }
}

@media (max-width: 640px) {
  html, body { overscroll-behavior: none; overscroll-behavior-x: none; overscroll-behavior-y: none; }
  body { touch-action: pan-y; }
  .button > span:last-child:not(.hero-action-arrow), .service-link > span, .aside-nav > a > span, .area-links > a > b, .issue-item > span:last-child, .contact-card > span:last-child, .location-card > a > .link-arrow { display: inline-flex !important; align-items: center; justify-content: center; vertical-align: middle; flex: 0 0 22px; width: 22px; height: 22px; margin-left: auto; border: 1px solid currentColor; border-radius: 50%; font-size: 0; line-height: 1; }
  .button > span:last-child:not(.hero-action-arrow) { color: currentColor; background: rgba(255, 255, 255, .14); }
  .service-link > span, .aside-nav > a > span, .area-links > a > b, .contact-card > span:last-child, .location-card > a > .link-arrow { color: var(--blue); background: #eff8ff; }
  .issue-item > span:last-child { color: #7bdcff; border-color: rgba(123, 220, 255, .72); background: rgba(0, 169, 239, .12); }
  .button > span:last-child:not(.hero-action-arrow)::before, .service-link > span::before, .aside-nav > a > span::before, .area-links > a > b::before, .issue-item > span:last-child::before, .contact-card > span:last-child::before, .location-card > a > .link-arrow::before { content: '→'; display: block; font-size: 14px; font-weight: 800; line-height: 1; transform: translate(1px, -1px); }
  .issue-item { grid-template-columns: 29px minmax(0, 1fr) 22px; gap: 8px; }
  .area-links a { grid-template-columns: 24px minmax(0, 1fr) 22px; gap: 8px; }
  .contact-card { grid-template-columns: 39px minmax(0, 1fr) 22px; }
  .intro-points li::before { content: '→'; width: 22px; height: 22px; border-radius: 50%; font-size: 12px; }
  body[data-page="home"] .home-hero .hero-actions { width: min(calc(100% - 16px), 390px); max-width: calc(100% - 16px); margin-top: 26px; gap: 4px; padding: 4px; }
  body[data-page="home"] .home-hero .hero-actions .hero-contact-action { flex: 1 1 0; width: auto; min-height: 48px; height: 48px; padding: 0 8px; gap: 6px; }
  body[data-page="home"] .home-hero .hero-actions .hero-action-mark { flex-basis: 23px; width: 23px; height: 23px; }
  body[data-page="home"] .home-hero .hero-actions .hero-action-svg { width: 14px; height: 14px; }
  body[data-page="home"] .home-hero .hero-actions .hero-action-label { font-size: 11px; letter-spacing: .015em; }
  body[data-page="home"] .home-hero .hero-actions .hero-action-arrow { display: inline-flex !important; align-items: center; justify-content: center; vertical-align: middle; width: 22px; height: 22px; margin-left: 2px; border: 1px solid rgba(255, 255, 255, .62); border-radius: 50%; background: rgba(255, 255, 255, .14); font-size: 0; line-height: 1; }
  body[data-page="home"] .home-hero .hero-actions .hero-action-arrow::before { content: '→'; display: block; color: #fff; font-size: 15px; font-weight: 700; line-height: 1; transform: translate(1px, -1px); }
  .mobile-dock .dock-arrow { display: inline-flex !important; align-items: center; justify-content: center; flex: 0 0 22px; width: 22px; height: 22px; margin-left: auto; border: 1px solid rgba(255, 255, 255, .62); border-radius: 50%; background: rgba(255, 255, 255, .14); color: #fff; font-size: 0; line-height: 1; }
  .mobile-dock .dock-arrow::before { content: '→'; display: block; color: #fff; font-size: 14px; font-weight: 800; line-height: 1; transform: translate(1px, -1px); }
  .mobile-dock.is-visible .dock-icon { animation: dock-icon-glow 3.2s ease-in-out .85s infinite; }
  .mobile-dock.is-visible a:nth-child(2) .dock-icon { animation-delay: 1.12s; }
  .dock-icon.is-zalo { background: rgba(0, 91, 181, .34); }
  @keyframes dock-icon-glow { 0%, 100% { transform: none; box-shadow: 0 0 0 0 rgba(255, 255, 255, 0); } 45% { transform: translateY(-1px); box-shadow: 0 0 0 4px rgba(255, 255, 255, .13); } }
}

/* Desktop motion pass: visible, low-cost movement that keeps the hero alive. */
@media (min-width: 641px) {
  body[data-page="home"] .home-hero .hero-actions { animation: hero-rail-breathe 5.2s ease-in-out 1.1s infinite; }
  body[data-page="home"] .home-hero .hero-actions .hero-contact-action::before { background: linear-gradient(105deg, transparent 24%, rgba(255, 255, 255, .34) 48%, transparent 72%); background-size: 240% 100%; animation: hero-rail-sheen 5.8s ease-in-out 1.3s infinite; }
  body[data-page="home"] .home-hero .hero-actions .hero-contact-action::after { animation: hero-rail-line 3.8s ease-in-out 1.4s infinite; }
  body[data-page="home"] .home-hero .hero-actions .hero-action-mark { animation: hero-mark-pulse 3.8s ease-in-out 1.1s infinite; }
  body[data-page="home"] .home-hero .hero-actions .hero-contact-action:nth-child(2)::before { animation-delay: 1.8s; }
  body[data-page="home"] .home-hero .hero-actions .hero-contact-action:nth-child(2)::after { animation-delay: 1.9s; }
  body[data-page="home"] .home-hero .hero-actions .hero-contact-action:nth-child(2) .hero-action-mark { animation-delay: 1.6s; }
  @keyframes hero-rail-breathe { 0%, 100% { box-shadow: 0 18px 36px rgba(7, 28, 45, .13); } 50% { box-shadow: 0 22px 48px rgba(7, 94, 216, .2); } }
  @keyframes hero-rail-sheen { 0%, 57% { opacity: 0; transform: translateX(-110%); } 67% { opacity: 1; } 82%, 100% { opacity: 0; transform: translateX(110%); } }
  @keyframes hero-rail-line { 0%, 35% { transform: scaleX(.22); opacity: .55; } 55% { transform: scaleX(1); opacity: 1; } 75%, 100% { transform: scaleX(.22); opacity: .55; } }
  @keyframes hero-mark-pulse { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.08); } }
}

@media (prefers-reduced-motion: reduce) {
  .home-hero::before, .page-hero::before, .cta-panel::after, .hero-contact-action, .hero-contact-action::before, .hero-contact-action::after, .hero-action-mark, .service-tile::after, .reveal.visible .eyebrow::before, .mobile-dock.is-visible .dock-icon { animation: none !important; }
}

/* Project media is intentionally static: no zoom, lift, sheen, or hover transition. */