:root {
  --navy-950: #061629;
  --navy-900: #071b36;
  --navy-800: #0b294f;
  --blue: #1868e5;
  --blue-bright: #4d93ff;
  --ink: #142237;
  --muted: #69778a;
  --line: #dce3eb;
  --surface: #f2f6fa;
  --white: #fff;
  --orange: #ff8f3d;
  --container: min(1180px, calc(100vw - 48px));
  --section-space: 88px;
  --section-gap: 44px;
  --sans: "Manrope", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--white); font-family: var(--sans); -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
.container { width: var(--container); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

.site-header {
  position: absolute; z-index: 20; top: 0; left: 0; width: 100%; min-height: 92px;
  display: grid; grid-template-columns: minmax(230px, 1fr) auto minmax(230px, 1fr); align-items: center;
  padding: 0 max(40px, calc((100vw - 1320px) / 2)); color: #fff; border-bottom: 1px solid rgba(255,255,255,.18);
}
.brand { display: inline-flex; align-items: center; width: max-content; }
.brand-logo { display: block; width: 224px; height: auto; }
.main-nav { display: flex; align-items: center; gap: 32px; height: 92px; }
.main-nav > a, .nav-item > a { position: relative; display: grid; place-items: center; height: 100%; font-size: 14px; color: rgba(255,255,255,.78); transition: color .2s ease; }
.main-nav > a::after, .nav-item > a::after { content: ""; position: absolute; left: 50%; bottom: -1px; width: 0; height: 2px; background: #fff; transform: translateX(-50%); transition: width .2s ease; }
.main-nav > a:hover, .main-nav > a.active, .nav-item:hover > a, .nav-item:focus-within > a { color: #fff; }
.main-nav > a:hover::after, .main-nav > a.active::after, .nav-item:hover > a::after, .nav-item:focus-within > a::after { width: 22px; }
.nav-item { position: relative; display: flex; align-items: center; height: 100%; }
.submenu-toggle { width: 18px; height: 38px; display: grid; place-items: center; margin-left: 3px; padding: 0; border: 0; background: transparent; color: rgba(255,255,255,.72); cursor: pointer; }
.submenu-toggle span { width: 6px; height: 6px; border-right: 1px solid currentColor; border-bottom: 1px solid currentColor; transform: translateY(-2px) rotate(45deg); transition: transform .2s ease; }
.nav-item:hover .submenu-toggle span, .nav-item:focus-within .submenu-toggle span, .nav-item.submenu-open .submenu-toggle span { transform: translateY(2px) rotate(225deg); }
.submenu { position: absolute; top: calc(100% - 1px); left: 50%; width: 246px; padding: 12px 0; background: rgba(255,255,255,.98); color: var(--ink); border-top: 3px solid var(--blue); box-shadow: 0 18px 50px rgba(1,15,34,.22); opacity: 0; visibility: hidden; transform: translate(-50%, 12px); transition: opacity .2s ease, transform .2s ease, visibility .2s; }
.submenu::before { content: ""; position: absolute; left: 0; right: 0; top: -16px; height: 16px; }
.submenu-right { left: auto; right: 0; transform: translate(0, 12px); }
.nav-item:hover .submenu, .nav-item:focus-within .submenu, .nav-item.submenu-open .submenu { opacity: 1; visibility: visible; transform: translate(-50%, 0); }
.nav-item:hover .submenu-right, .nav-item:focus-within .submenu-right, .nav-item.submenu-open .submenu-right { transform: translate(0, 0); }
.submenu a { display: flex; align-items: center; min-height: 43px; padding: 0 22px; color: #48566a; font-size: 13px; border-left: 2px solid transparent; transition: color .18s ease, background .18s ease, border-color .18s ease, padding .18s ease; }
.submenu a:hover, .submenu a:focus-visible { padding-left: 26px; color: var(--blue); background: #f2f6fb; border-left-color: var(--blue); outline: none; }
.header-contact { justify-self: end; display: grid; gap: 4px; padding-left: 24px; border-left: 1px solid rgba(255,255,255,.24); }
.header-contact span { font-size: 11px; color: rgba(255,255,255,.62); }
.header-contact strong { font-size: 13px; font-weight: 500; }
.menu-button { display: none; background: none; border: 0; color: #fff; padding: 8px; }
.menu-button > span:not(.sr-only) { display: block; width: 24px; height: 1px; margin: 6px 0; background: currentColor; }

.hero { position: relative; min-height: 760px; height: 100svh; max-height: 980px; overflow: hidden; color: #fff; background: var(--navy-900); }
.hero-slides, .hero-slide { position: absolute; inset: 0; }
.hero-slide { opacity: 0; background-position: center; background-size: cover; transform: scale(1.025); transition: opacity .9s ease, transform 7s ease; }
.hero-slide.is-active { opacity: 1; transform: scale(1); }
.hero-shade { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(4,19,38,.96) 0%, rgba(7,29,56,.78) 38%, rgba(7,27,54,.26) 72%, rgba(6,22,43,.16) 100%), linear-gradient(0deg, rgba(2,12,25,.48), transparent 48%); }
.hero-grid { position: absolute; inset: 0; opacity: .12; background-image: linear-gradient(rgba(255,255,255,.14) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.14) 1px, transparent 1px); background-size: 120px 120px; mask-image: linear-gradient(to right, #000, transparent 68%); }
.hero-content { position: relative; z-index: 2; display: flex; min-height: inherit; flex-direction: column; justify-content: center; align-items: flex-start; padding-top: 70px; }
.hero h1 { max-width: 800px; margin: 0; font-size: clamp(58px, 6.2vw, 92px); font-weight: 600; line-height: 1.12; letter-spacing: -.05em; }
.hero h1 em { color: #fff; font-style: normal; }
.hero h1 em::after { content: ""; display: inline-block; width: 10px; height: 10px; margin-left: 12px; border-radius: 50%; background: var(--orange); vertical-align: .15em; }
.hero-content > p { max-width: 610px; margin: 30px 0 36px; color: rgba(255,255,255,.72); font-size: 17px; line-height: 1.9; }
.hero-actions { display: flex; gap: 12px; }
.button { min-height: 52px; display: inline-flex; align-items: center; justify-content: center; gap: 30px; padding: 0 26px; border: 1px solid transparent; font-size: 14px; font-weight: 600; transition: transform .2s ease, background .2s ease, color .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--blue); color: #fff; box-shadow: 0 14px 32px rgba(24,104,229,.28); }
.button-primary:hover { background: #0d59ce; }
.button-ghost { border-color: rgba(255,255,255,.36); color: #fff; }
.button-ghost:hover { background: #fff; color: var(--navy-900); }
.hero-controls { position: absolute; z-index: 3; right: max(40px, calc((100vw - 1320px) / 2)); bottom: 42px; display: flex; align-items: center; gap: 14px; }
.hero-arrow { width: 38px; height: 38px; display: grid; place-items: center; padding: 0; border: 1px solid rgba(255,255,255,.28); border-radius: 50%; background: rgba(5,22,43,.16); color: #fff; cursor: pointer; transition: border-color .2s ease, background .2s ease; }
.hero-arrow:hover, .hero-arrow:focus-visible { border-color: #fff; background: rgba(255,255,255,.12); outline: none; }
.hero-dots { display: flex; align-items: center; gap: 7px; }
.hero-dots button { width: 6px; height: 6px; padding: 0; border: 0; border-radius: 50%; background: rgba(255,255,255,.35); cursor: pointer; transition: width .25s ease, border-radius .25s ease, background .25s ease; }
.hero-dots button.is-active { width: 24px; border-radius: 6px; background: #fff; }
.hero-count { display: flex; align-items: center; gap: 9px; color: rgba(255,255,255,.58); font-size: 10px; letter-spacing: .14em; }
.hero-count strong { color: #fff; font-size: 18px; font-weight: 500; }
.hero-count i { width: 28px; height: 1px; background: rgba(255,255,255,.42); }
.scroll-cue { position: absolute; z-index: 2; left: max(40px, calc((100vw - 1320px) / 2)); bottom: 42px; display: flex; align-items: center; gap: 14px; color: rgba(255,255,255,.58); font-size: 11px; letter-spacing: .16em; writing-mode: vertical-rl; }
.scroll-cue i { display: block; width: 1px; height: 42px; background: linear-gradient(#fff, transparent); animation: scrollPulse 1.8s infinite; }
@keyframes scrollPulse { 0%,100%{opacity:.35;transform:scaleY(.65);transform-origin:top} 50%{opacity:1;transform:scaleY(1)} }

.section { padding: var(--section-space) 0; }
.section-heading h2, .section-top h2, .advantages-copy h2, .contact-cta h2 { margin: 0; font-size: clamp(38px, 4.4vw, 64px); line-height: 1.18; letter-spacing: -.04em; font-weight: 600; }
.section-top { display: flex; align-items: end; justify-content: space-between; gap: 40px; margin-bottom: var(--section-gap); }
.section-top > p { max-width: 380px; margin: 0 0 8px; color: var(--muted); line-height: 1.8; }

.about { overflow: hidden; background: #fff; }
.about-layout { display: grid; gap: 48px; }
.about-intro { display: grid; grid-template-columns: minmax(0,1.12fr) minmax(380px,.88fr); grid-template-areas: "photo heading" "photo copy"; column-gap: 72px; row-gap: 24px; align-items: start; }
.about-intro .section-heading { grid-area: heading; padding-top: 18px; }
.about-copy { grid-area: copy; padding-top: 0; }
.about-copy p { color: var(--muted); line-height: 1.9; }
.about-copy .lead { margin-top: 0; color: var(--ink); font-size: 20px; line-height: 1.75; }
.text-link { display: inline-flex; align-items: center; gap: 26px; margin-top: 18px; padding-bottom: 7px; border-bottom: 1px solid #94a1b0; font-size: 13px; font-weight: 600; }
.text-link span { color: var(--blue); }
.about-photo { position: relative; grid-area: photo; height: 520px; margin: 0; overflow: hidden; background: var(--navy-900); box-shadow: 0 24px 60px rgba(7,27,54,.12); }
.about-photo::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(5,23,43,.28), transparent 48%), linear-gradient(0deg, rgba(5,23,43,.5), transparent 38%); pointer-events: none; }
.about-photo img { width: 100%; height: 100%; object-fit: cover; object-position: center 54%; transition: transform .7s ease; }
.about-photo:hover img { transform: scale(1.025); }
.about-photo figcaption { position: absolute; z-index: 1; left: 30px; bottom: 24px; color: #fff; font-size: 13px; font-weight: 500; letter-spacing: .08em; }
.about-visual { display: grid; grid-template-columns: minmax(0,1.65fr) minmax(320px,.85fr); min-height: 390px; overflow: hidden; background: var(--navy-900); color: #fff; box-shadow: 0 28px 70px rgba(7,27,54,.12); }
.route-panel { position: relative; min-height: 390px; overflow: hidden; background: var(--navy-900); color: #fff; }
.route-panel::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 25% 50%, rgba(55,129,241,.34), transparent 29%), linear-gradient(135deg, transparent 60%, rgba(255,255,255,.03)); }
.map-lines { position: absolute; inset: 0; opacity: .18; background-image: linear-gradient(rgba(255,255,255,.25) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.25) 1px, transparent 1px); background-size: 58px 58px; transform: perspective(500px) rotateX(58deg) scale(1.7); }
.route-origin, .route-destination { position: absolute; display: flex; align-items: center; gap: 8px; font-size: 11px; color: rgba(255,255,255,.66); }
.route-origin { left: 23%; top: 46%; }
.route-destination.d1 { left: 67%; top: 31%; }
.route-destination.d2 { left: 77%; top: 55%; }
.route-destination.d3 { left: 60%; top: 68%; }
.route-origin::after { content: ""; position: absolute; left: 10px; top: 5px; width: 250px; height: 90px; border-top: 1px dashed rgba(103,166,255,.65); border-radius: 50%; transform: rotate(-9deg); transform-origin: left; }
.route-origin i, .route-destination i { position: relative; z-index: 2; width: 9px; height: 9px; border: 2px solid var(--blue-bright); border-radius: 50%; box-shadow: 0 0 0 5px rgba(77,147,255,.12); background: var(--navy-900); }
.route-label { position: absolute; right: 28px; bottom: 22px; display: grid; text-align: right; }
.route-label span { font-size: 42px; font-weight: 700; color: rgba(255,255,255,.08); }
.route-label strong { font-size: 13px; font-weight: 500; letter-spacing: .12em; }
.capability-panel { position: relative; z-index: 2; display: flex; flex-direction: column; padding: 42px; background: #0b294f; border-left: 1px solid rgba(255,255,255,.11); }
.capability-heading small { display: block; margin-bottom: 12px; color: var(--blue-bright); font-size: 10px; font-weight: 600; letter-spacing: .18em; text-transform: uppercase; }
.capability-heading h3 { max-width: 240px; margin: 0; font-size: 26px; line-height: 1.45; font-weight: 500; }
.capability-list { display: grid; margin-top: auto; border-top: 1px solid rgba(255,255,255,.15); }
.capability-list div { min-height: 51px; display: flex; align-items: center; justify-content: space-between; gap: 20px; border-bottom: 1px solid rgba(255,255,255,.11); }
.capability-list strong { font-size: 14px; font-weight: 500; }
.capability-list span { color: rgba(255,255,255,.38); font-size: 9px; letter-spacing: .08em; text-transform: uppercase; }

.services { background: var(--surface); }
.service-grid { display: grid; grid-template-columns: repeat(6,1fr); gap: 18px; }
.service-card { position: relative; min-height: 320px; overflow: hidden; display: flex; flex-direction: column; justify-content: flex-end; padding: 32px; background: #fff; border: 1px solid #dbe3ec; transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease; }
.service-card:hover { z-index: 2; transform: translateY(-5px); border-color: transparent; box-shadow: 0 22px 52px rgba(16,39,70,.14); }
.transport-card { grid-column: span 2; min-height: 360px; color: #fff; background-position: center; background-size: cover; }
.transport-card::before { content: ""; position: absolute; inset: 0; background: linear-gradient(0deg, rgba(5,20,40,.96) 0%, rgba(6,25,49,.48) 56%, rgba(6,25,49,.08) 100%); transition: background .3s ease; }
.transport-card:hover::before { background: linear-gradient(0deg, rgba(5,20,40,.97) 0%, rgba(13,65,132,.56) 62%, rgba(6,25,49,.12) 100%); }
.sea-card { background-image: url("./assets/hero-port.jpg"); }
.air-card { background-image: url("./assets/hero-air.jpg"); background-position: 62% center; }
.road-card { background-image: url("./assets/hero-road.jpg"); background-position: 66% center; }
.support-card { grid-column: span 3; min-height: 210px; justify-content: center; padding: 34px 40px; }
.support-card::before { content: ""; position: absolute; right: -54px; bottom: -88px; width: 210px; height: 210px; border: 1px solid #e3eaf2; border-radius: 50%; box-shadow: 0 0 0 34px rgba(234,240,247,.52), 0 0 0 68px rgba(234,240,247,.26); }
.service-icon { position: absolute; right: 28px; top: 26px; width: 65px; height: 65px; display: grid; place-items: center; color: var(--blue); opacity: .9; }
.transport-card .service-icon { width: 58px; height: 58px; padding: 0; color: #fff; border: 1px solid rgba(255,255,255,.34); border-radius: 50%; background: rgba(7,27,54,.22); backdrop-filter: blur(8px); }
.service-icon svg { width: 54px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.transport-card .service-icon svg { width: 32px; height: 32px; }
.transport-card .service-icon svg.fa-transport-icon { width: 36px; height: 36px; fill: currentColor; stroke: none; }
.service-card > div:not(.service-icon) { position: relative; z-index: 1; }
.service-card h3 { margin: 0 0 12px; font-size: 23px; font-weight: 600; }
.service-card p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.75; }
.transport-card p { color: rgba(255,255,255,.7); }
.service-card > div:nth-last-of-type(1) { padding-right: 0; }

.advantages { position: relative; overflow: hidden; padding: var(--section-space) 0; color: #fff; background: var(--navy-900); }
.advantage-backdrop { position: absolute; inset: 0; opacity: .35; background: linear-gradient(120deg, transparent 46%, rgba(24,104,229,.18) 46%, transparent 69%), radial-gradient(circle at 76% 42%, #124a83, transparent 34%); }
.advantage-backdrop::after { content: ""; position: absolute; right: -10%; bottom: -48%; width: 760px; height: 760px; border: 1px solid rgba(255,255,255,.07); border-radius: 50%; box-shadow: 0 0 0 90px rgba(255,255,255,.025), 0 0 0 180px rgba(255,255,255,.018); }
.advantages-inner { position: relative; }
.advantages-layout { display: grid; grid-template-columns: .72fr 1.55fr; gap: 86px; align-items: start; }
.advantages-copy { padding-top: 10px; }
.advantages-copy p { max-width: 320px; margin: 26px 0 0; color: rgba(255,255,255,.58); font-size: 15px; line-height: 1.85; }
.advantage-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 1px; overflow: hidden; background: rgba(255,255,255,.15); border: 1px solid rgba(255,255,255,.15); }
.advantage-grid article { min-height: 176px; display: grid; grid-template-columns: 52px 1fr; gap: 22px; align-items: start; padding: 28px; background: rgba(7,27,54,.84); transition: background .25s ease; }
.advantage-grid article:hover { background: rgba(15,52,94,.92); }
.advantage-icon { width: 42px; height: 42px; color: var(--blue-bright); }
.advantage-icon svg { width: 100%; height: 100%; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.advantage-grid h3 { margin: 1px 0 10px; font-size: 21px; }
.advantage-grid p { margin: 0; color: rgba(255,255,255,.55); font-size: 13px; line-height: 1.8; }

.partners { background: #fff; }
.partners-layout { display: grid; grid-template-columns: .72fr 1.5fr; gap: 72px; align-items: center; }
.section-heading > p { color: var(--muted); line-height: 1.8; }
.logo-wall { display: grid; grid-template-columns: repeat(3,1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); background: #fff; }
.logo-slot { min-height: 112px; display: flex; align-items: center; justify-content: flex-start; gap: 18px; padding: 22px 24px; color: var(--logo-accent, #275da8); border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); transition: color .2s ease, background .2s ease, transform .2s ease; }
.logo-slot:hover { background: #f7faff; transform: translateY(-2px); }
.logo-slot svg { width: 54px; height: 38px; flex: 0 0 auto; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.logo-slot span { display: grid; gap: 4px; min-width: 0; }
.logo-slot strong { color: var(--ink); font-size: 15px; font-weight: 650; letter-spacing: .04em; white-space: nowrap; }
.logo-slot small { color: #9aa7b7; font-size: 10px; letter-spacing: .12em; white-space: nowrap; }

.news { padding: var(--section-space) 0; background: var(--surface); }
.news .section-top { align-items: center; margin-bottom: var(--section-gap); }
.news-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 18px; }
.news-card { min-height: 270px; display: flex; flex-direction: column; padding: 24px; background: #fff; border-top: 3px solid transparent; transition: border-color .2s ease, transform .2s ease; }
.news-card:hover { border-color: var(--blue); transform: translateY(-4px); }
.news-meta { display: flex; justify-content: space-between; gap: 20px; color: #9aa7b7; font-size: 10px; }
.news-meta span { color: var(--blue); font-weight: 600; }
.news-card h3 { margin: 28px 0 12px; font-size: 18px; line-height: 1.5; font-weight: 600; }
.news-card p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.75; }
.news-card > a { display: flex; justify-content: space-between; margin-top: auto; padding-top: 18px; border-top: 1px solid var(--line); font-size: 12px; font-weight: 600; }

.contact-cta { padding: var(--section-space) 0; color: #fff; background: var(--blue); }
.contact-layout { display: grid; grid-template-columns: 1.4fr .8fr; gap: 80px; align-items: end; }
.contact-copy { padding-bottom: 8px; }
.contact-details { display: grid; gap: 18px; margin-bottom: 28px; }
.contact-details a, .contact-details address { display: grid; gap: 6px; color: #fff; font-style: normal; }
.contact-details span { color: rgba(255,255,255,.65); font-size: 11px; }
.contact-details strong { max-width: 420px; font-size: 15px; line-height: 1.65; font-weight: 500; }
.button-white { background: #fff; color: var(--navy-900); }

.site-footer { color: rgba(255,255,255,.68); background: var(--navy-950); }
.footer-main { display: grid; grid-template-columns: 1.2fr 1fr 1.35fr .7fr; align-items: start; gap: 54px; padding: 54px 0 44px; }
.footer-brand { color: #fff; }
.footer-intro .brand-logo { width: 218px; }
.footer-intro p { max-width: 280px; margin: 24px 0 0; font-size: 12px; line-height: 1.9; }
.footer-column h3, .footer-nav h3 { margin: 3px 0 22px; color: #fff; font-size: 13px; font-weight: 600; letter-spacing: .08em; }
.footer-links, .footer-nav { display: grid; gap: 12px; font-size: 12px; }
.footer-links a, .footer-nav a { width: fit-content; transition: color .2s ease, transform .2s ease; }
.footer-links a:hover, .footer-nav a:hover { color: #fff; transform: translateX(3px); }
.footer-contact { display: grid; gap: 18px; }
.footer-contact h3 { margin-bottom: 4px; }
.footer-contact a, .footer-contact address { display: grid; gap: 5px; font-style: normal; }
.footer-contact span { color: rgba(255,255,255,.42); font-size: 10px; }
.footer-contact strong { color: rgba(255,255,255,.82); font-size: 12px; line-height: 1.7; font-weight: 500; }
.footer-contact a strong { color: #fff; font-size: 17px; letter-spacing: .03em; }
.footer-bottom { display: flex; justify-content: space-between; padding: 20px 0; border-top: 1px solid rgba(255,255,255,.1); font-size: 10px; }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (max-width: 1040px) {
  .site-header { grid-template-columns: 1fr auto; padding-inline: 28px; }
  .header-contact { display: none; }
  .main-nav { gap: 20px; }
  .about-layout { gap: 54px; }
  .about-intro { grid-template-columns: minmax(0,1fr) minmax(340px,.9fr); column-gap: 48px; }
  .about-photo { height: 480px; }
  .about-visual { grid-template-columns: minmax(0,1.4fr) minmax(290px,.8fr); }
  .advantages-layout { gap: 48px; }
  .service-grid { grid-template-columns: repeat(6,1fr); }
  .transport-card { grid-column: span 2; }
  .support-card { grid-column: span 3; }
  .partners-layout { grid-template-columns: 1fr; gap: 48px; }
  .news-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .footer-main { grid-template-columns: 1.1fr 1fr; gap: 44px 72px; }
}

@media (max-width: 760px) {
  :root { --container: min(100% - 36px, 1180px); --section-space: 64px; --section-gap: 28px; }
  .site-header { position: absolute; min-height: 74px; padding-inline: 18px; }
  .brand-logo { width: 190px; }
  .menu-button { display: block; justify-self: end; z-index: 3; }
  .main-nav { position: fixed; inset: 0; height: 100dvh; padding: 110px 28px 40px; flex-direction: column; align-items: flex-start; gap: 0; background: rgba(6,22,41,.98); transform: translateX(100%); transition: transform .3s ease; }
  .main-nav.open { transform: translateX(0); }
  .main-nav > a, .nav-item { height: auto; width: 100%; border-bottom: 1px solid rgba(255,255,255,.1); }
  .nav-item { display: grid; grid-template-columns: 1fr 48px; }
  .main-nav > a, .nav-item > a { height: auto; width: 100%; justify-content: start; padding: 17px 0; font-size: 18px; }
  .main-nav > a::after, .nav-item > a::after { display: none; }
  .submenu-toggle { width: 48px; height: 58px; margin: 0; justify-self: end; }
  .submenu { position: static; grid-column: 1 / -1; width: 100%; max-height: 0; overflow: hidden; padding: 0; background: rgba(255,255,255,.045); color: #fff; border: 0; box-shadow: none; opacity: 1; visibility: visible; transform: none !important; transition: max-height .3s ease, padding .3s ease; }
  .nav-item.submenu-open .submenu { max-height: 300px; padding: 7px 0; }
  .submenu a { min-height: 40px; padding: 0 14px; color: rgba(255,255,255,.68); border: 0; font-size: 13px; }
  .submenu a:hover, .submenu a:focus-visible { padding-left: 18px; color: #fff; background: rgba(255,255,255,.06); border: 0; }
  .hero { min-height: 720px; height: 100svh; }
  .hero-slide { background-position: 64% center; }
  .hero-shade { background: linear-gradient(90deg, rgba(4,18,36,.93), rgba(6,24,48,.56)), linear-gradient(0deg, rgba(2,12,25,.55), transparent 56%); }
  .hero-grid { background-size: 80px 80px; }
  .hero-content { padding-top: 78px; justify-content: center; }
  .hero h1 { font-size: clamp(40px, 11vw, 48px); line-height: 1.18; letter-spacing: -.055em; }
  .hero-content > p { margin: 24px 0 30px; font-size: 15px; line-height: 1.8; }
  .hero-actions { width: 100%; }
  .hero-actions .button { flex: 1; padding-inline: 14px; gap: 12px; }
  .hero-controls { left: 18px; right: 18px; bottom: 22px; justify-content: flex-end; }
  .hero-dots { order: -1; margin-right: auto; }
  .hero-count { display: none; }
  .scroll-cue { display: none; }
  .section { padding: var(--section-space) 0; }
  .section-top { display: block; margin-bottom: var(--section-gap); }
  .section-top > p { margin-top: 18px; }
  .about-layout { gap: 32px; }
  .about-intro { grid-template-columns: 1fr; grid-template-areas: "heading" "copy" "photo"; gap: 28px; }
  .about-intro .section-heading { padding-top: 0; }
  .about-copy { padding-top: 0; }
  .about-photo { height: 240px; }
  .about-photo figcaption { left: 20px; bottom: 18px; font-size: 12px; }
  .about-visual { grid-template-columns: 1fr; }
  .route-panel { min-height: 310px; }
  .capability-panel { min-height: 360px; padding: 30px; border-top: 1px solid rgba(255,255,255,.11); border-left: 0; }
  .capability-heading h3 { font-size: 22px; }
  .capability-list { margin-top: 30px; }
  .service-grid { grid-template-columns: 1fr; gap: 12px; }
  .transport-card, .support-card { grid-column: auto; }
  .transport-card { min-height: 320px; }
  .support-card { min-height: 220px; padding: 32px; }
  .advantages { padding: var(--section-space) 0; }
  .advantages-layout { grid-template-columns: 1fr; gap: 34px; }
  .advantages-copy { padding-top: 0; }
  .advantages-copy p { margin-top: 18px; }
  .advantage-grid { grid-template-columns: 1fr; }
  .advantage-grid article { min-height: 150px; padding: 26px; }
  .logo-wall { grid-template-columns: repeat(2,1fr); }
  .logo-slot { min-height: 92px; flex-direction: column; gap: 7px; padding: 14px; }
  .logo-slot svg { width: 42px; height: 24px; }
  .news-grid { grid-template-columns: 1fr; }
  .news { padding: var(--section-space) 0; }
  .news-card { min-height: 238px; }
  .contact-layout { grid-template-columns: 1fr; gap: 36px; }
  .footer-main { grid-template-columns: 1fr; padding: 44px 0 36px; gap: 34px; }
  .footer-column h3, .footer-nav h3 { margin-bottom: 16px; }
  .footer-bottom { gap: 16px; flex-direction: column; }
}

@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; }
}