:root {
  --paper: #f5f1e8;
  --paper-deep: #e9e1d3;
  --ink: #17383f;
  --ink-2: #244b52;
  --teal: #74b8ba;
  --teal-pale: #cfe1dc;
  --red: #e45b3d;
  --red-dark: #b9402c;
  --white: #fffdf8;
  --muted: #667b7d;
  --line: rgba(23, 56, 63, 0.18);
  --shadow: 0 32px 80px rgba(39, 56, 54, 0.14);
  --serif: "Songti SC", "STSong", "Noto Serif SC", "Source Han Serif SC", Georgia, serif;
  --sans: "Avenir Next", "PingFang SC", "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  overflow-x: hidden;
}
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
img, svg { display: block; max-width: 100%; }
button { color: inherit; }
::selection { background: var(--red); color: var(--white); }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.skip-link {
  position: fixed; top: 10px; left: 10px; z-index: 1000; transform: translateY(-150%);
  background: var(--ink); color: var(--white); padding: 10px 14px; border-radius: 4px;
}
.skip-link:focus { transform: translateY(0); }
.grain {
  position: fixed; inset: 0; z-index: 999; pointer-events: none; opacity: .18;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.22'/%3E%3C/svg%3E");
  mix-blend-mode: multiply;
}
.section-shell { width: min(1180px, calc(100% - 48px)); margin-inline: auto; }
.section { padding: 118px 0; }

.site-header {
  position: sticky; top: 0; z-index: 100; border-bottom: 1px solid transparent;
  background: rgba(245, 241, 232, .84); backdrop-filter: blur(18px); transition: border-color .25s ease;
}
.site-header.is-scrolled { border-color: var(--line); }
.header-shell {
  width: min(1280px, calc(100% - 44px)); height: 78px; margin: auto;
  display: flex; align-items: center; justify-content: space-between; gap: 28px;
}
.brand { display: inline-flex; align-items: center; gap: 12px; flex: 0 0 auto; }
.brand img { width: 42px; filter: drop-shadow(0 8px 14px rgba(20,61,71,.18)); }
.brand-copy { display: grid; line-height: 1; gap: 6px; }
.brand-copy strong { font-family: var(--serif); font-size: 20px; letter-spacing: .13em; }
.brand-copy small { font-size: 9px; font-weight: 700; letter-spacing: .26em; }
.desktop-nav { display: flex; align-items: center; gap: 34px; margin-left: auto; }
.desktop-nav a { position: relative; color: var(--ink-2); font-size: 13px; letter-spacing: .06em; }
.desktop-nav a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: -9px; height: 1px; background: var(--red); transition: right .25s ease; }
.desktop-nav a:hover::after, .desktop-nav a:focus-visible::after { right: 0; }
.header-actions { display: flex; align-items: center; gap: 18px; }
.language-switch { display: flex; align-items: center; gap: 4px; color: var(--muted); font-size: 11px; }
.language-button { border: 0; background: none; padding: 6px; cursor: pointer; opacity: .5; }
.language-button.is-active { color: var(--ink); opacity: 1; font-weight: 800; }
.button {
  display: inline-flex; align-items: center; justify-content: center; gap: 12px;
  min-height: 54px; padding: 0 24px; border: 1px solid transparent; border-radius: 2px;
  font-size: 14px; font-weight: 700; letter-spacing: .04em; transition: transform .2s ease, background .2s ease, box-shadow .2s ease;
}
.button:hover { transform: translateY(-2px); }
.button-small { min-height: 42px; padding: 0 17px; font-size: 12px; }
.button-ink { background: var(--ink); color: var(--white); }
.button-ink:hover { background: var(--red-dark); box-shadow: 0 10px 30px rgba(185,64,44,.22); }
.button-primary { background: var(--red); color: var(--white); box-shadow: 0 16px 36px rgba(228,91,61,.22); }
.button-primary:hover { background: var(--red-dark); box-shadow: 0 20px 45px rgba(185,64,44,.3); }
.button-primary svg { width: 20px; fill: none; stroke: currentColor; stroke-width: 1.8; }
.menu-button { display: none; border: 0; background: none; width: 42px; height: 42px; padding: 10px; cursor: pointer; }
.menu-button > span:not(.sr-only) { display: block; width: 22px; height: 1px; margin: 5px auto; background: var(--ink); transition: transform .2s ease; }
.menu-button[aria-expanded="true"] > span:first-child { transform: translateY(3px) rotate(45deg); }
.menu-button[aria-expanded="true"] > span:nth-child(2) { transform: translateY(-3px) rotate(-45deg); }
.mobile-nav { display: none; }

.hero {
  min-height: calc(100vh - 78px); padding: 82px 0 90px;
  display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: clamp(46px, 5vw, 78px);
}
.eyebrow { display: inline-flex; align-items: center; gap: 10px; color: var(--muted); font-size: 12px; font-weight: 700; letter-spacing: .14em; }
.status-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--red); box-shadow: 0 0 0 5px rgba(228,91,61,.11); animation: pulse 2s ease-in-out infinite; }
@keyframes pulse { 50% { box-shadow: 0 0 0 9px rgba(228,91,61,0); } }
.hero h1, .section-heading h2, .client-intro h2, .node-copy h2, .faq-heading h2, .closing-inner h2 {
  margin: 28px 0 24px; font-family: var(--serif); font-weight: 600; letter-spacing: -.06em; line-height: 1.08;
}
.hero h1 { font-size: clamp(50px, 5vw, 72px); }
.hero h1 span, h2 em { color: var(--red); font-style: normal; }
.hero-lead { max-width: 530px; margin: 0 0 34px; color: var(--ink-2); font-size: clamp(17px, 1.6vw, 21px); line-height: 1.8; }
.hero-actions { display: flex; align-items: center; gap: 28px; flex-wrap: wrap; }
.text-link { display: inline-flex; align-items: center; gap: 12px; padding: 8px 0; border-bottom: 1px solid var(--ink); font-size: 13px; font-weight: 700; }
.text-link span:last-child { color: var(--red); }
.hero-note { margin-top: 28px; color: var(--muted); font-size: 12px; }
.hero-visual { position: relative; }
.route-card { position: relative; background: var(--ink); color: var(--white); box-shadow: var(--shadow); overflow: hidden; }
.route-card::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 80% 10%, rgba(116,184,186,.22), transparent 40%), linear-gradient(120deg, transparent 0 58%, rgba(255,255,255,.03) 58% 59%, transparent 59%); pointer-events: none; }
.route-card-top, .route-card-bottom { position: relative; z-index: 2; display: flex; justify-content: space-between; align-items: center; padding: 20px 24px; }
.route-card-top { border-bottom: 1px solid rgba(255,255,255,.12); font-size: 11px; letter-spacing: .12em; }
.route-card-top > strong { display: flex; align-items: center; gap: 8px; color: var(--teal); font-size: 10px; }
.route-card-top i { width: 6px; height: 6px; border-radius: 50%; background: var(--teal); }
.route-map { position: relative; height: 430px; overflow: hidden; background-image: linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px); background-size: 42px 42px; }
.route-lines { position: absolute; inset: 0; width: 100%; height: 100%; }
.route-path { fill: none; stroke: rgba(116,184,186,.6); stroke-width: 1.8; stroke-dasharray: 7 8; animation: dash 16s linear infinite; }
.route-path-two { stroke: rgba(228,91,61,.5); animation-direction: reverse; }
@keyframes dash { to { stroke-dashoffset: -240; } }
.origin-dot { fill: var(--red); }
.destination-dot { fill: var(--teal); }
.cloud { position: absolute; width: 75px; height: 20px; border: 1px solid rgba(255,255,255,.12); border-radius: 50%; opacity: .5; }
.cloud::before, .cloud::after { content: ""; position: absolute; bottom: -1px; border: 1px solid rgba(255,255,255,.12); border-bottom-color: var(--ink); border-radius: 50% 50% 0 0; }
.cloud::before { width: 28px; height: 26px; left: 11px; }.cloud::after { width: 36px; height: 34px; right: 7px; }
.cloud-a { top: 72px; left: 14%; }.cloud-b { bottom: 74px; right: 20%; transform: scale(.7); }
.route-origin, .route-node { position: absolute; display: flex; align-items: center; gap: 10px; }
.route-origin { left: 5%; bottom: 72px; flex-direction: column; align-items: flex-start; }
.route-origin span { font-family: var(--serif); font-size: 18px; }.route-origin small { color: var(--teal); font-size: 10px; letter-spacing: .12em; }
.route-node { right: 5%; padding: 10px 12px; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.12); backdrop-filter: blur(8px); }
.node-tokyo { top: 99px; }.node-west { top: 198px; right: 4%; }
.node-flag { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; background: var(--paper); color: var(--ink); font-size: 9px; font-weight: 800; }
.route-node div { display: grid; line-height: 1.25; }.route-node strong { font-family: var(--serif); font-size: 14px; }.route-node small { color: rgba(255,255,255,.55); font-size: 9px; }
.pigeon-mark { position: absolute; top: 34%; left: 42%; width: 66px; height: 66px; display: grid; place-items: center; border-radius: 50%; background: var(--paper); box-shadow: 0 0 0 12px rgba(245,241,232,.08); animation: float 4s ease-in-out infinite; }
.pigeon-mark svg { width: 44px; fill: var(--ink); }
@keyframes float { 50% { transform: translateY(-9px) rotate(-2deg); } }
.route-card-bottom { border-top: 1px solid rgba(255,255,255,.12); align-items: stretch; padding: 0; }
.route-card-bottom div { flex: 1; display: grid; gap: 3px; padding: 17px 19px; border-right: 1px solid rgba(255,255,255,.12); }
.route-card-bottom div:last-child { border-right: 0; }.route-card-bottom span { color: rgba(255,255,255,.5); font-size: 9px; letter-spacing: .08em; }.route-card-bottom strong { font-family: var(--serif); font-size: 14px; }
.visual-caption { display: flex; justify-content: space-between; gap: 30px; margin: 17px 0 0; color: var(--muted); font-size: 11px; }
.visual-caption span:first-child { color: var(--red); font-family: var(--serif); }

.signal-strip { border-block: 1px solid var(--line); }
.signal-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.signal-grid > div { display: flex; align-items: baseline; gap: 12px; padding: 27px 24px; border-right: 1px solid var(--line); }
.signal-grid > div:first-child { border-left: 1px solid var(--line); }
.signal-grid strong { font-family: var(--serif); color: var(--red); font-size: 31px; line-height: 1; }.signal-grid strong small { font-size: 14px; }.signal-grid span { color: var(--muted); font-size: 11px; }

.section-heading { display: grid; grid-template-columns: .4fr 1fr; gap: 40px; align-items: start; margin-bottom: 62px; }
.section-index { margin: 10px 0 0; color: var(--red); font-family: var(--serif); font-size: 13px; letter-spacing: .09em; }
.section-index span { color: var(--muted); font-family: var(--sans); font-size: 10px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.section-heading h2, .client-intro h2, .node-copy h2, .faq-heading h2 { margin: 0; font-size: clamp(40px, 5vw, 66px); }
.scene-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.scene-card { position: relative; min-height: 410px; padding: 34px; display: flex; flex-direction: column; justify-content: space-between; overflow: hidden; border: 1px solid var(--line); }
.scene-card::after { content: ""; position: absolute; width: 240px; height: 240px; border-radius: 50%; right: -90px; top: -110px; border: 1px solid rgba(23,56,63,.12); box-shadow: 0 0 0 30px rgba(23,56,63,.03), 0 0 0 62px rgba(23,56,63,.025); }
.scene-card-personal { background: var(--teal-pale); }.scene-card-commerce { background: var(--white); }
.scene-number { font-family: var(--serif); color: var(--red); font-size: 13px; }
.scene-icon { width: 100px; margin: 0 auto; }.scene-icon svg { fill: none; stroke: var(--ink); stroke-width: 1.5; }
.scene-card p { margin: 0 0 6px; color: var(--red); font-size: 10px; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; }
.scene-card h3 { margin: 0 0 12px; font-family: var(--serif); font-size: 28px; }.scene-card div > span { display: block; max-width: 490px; color: var(--ink-2); font-size: 14px; }

.product-section { position: relative; background: var(--ink); color: var(--white); overflow: hidden; }
.product-section::before { content: ""; position: absolute; inset: 0; opacity: .18; background-image: radial-gradient(circle at 25% 20%, var(--teal), transparent 28%), radial-gradient(circle at 90% 80%, var(--red), transparent 22%); }
.section-heading-light .section-index span { color: rgba(255,255,255,.52); }.section-heading-light h2 em { color: var(--teal); }
.product-story { position: relative; display: grid; grid-template-columns: .86fr 1.14fr; gap: clamp(70px, 10vw, 150px); align-items: center; }
.phone-shell { width: min(100%, 365px); margin-inline: auto; padding: 18px 20px 24px; border: 1px solid rgba(255,255,255,.18); border-radius: 35px; background: #f8f2e8; color: var(--ink); box-shadow: 0 40px 80px rgba(0,0,0,.32); transform: rotate(-2deg); }
.phone-top { display: flex; justify-content: space-between; color: var(--muted); font-size: 9px; }.phone-brand { display: flex; align-items: center; gap: 8px; margin-top: 28px; font-weight: 800; font-size: 12px; }.phone-brand img { width: 27px; }
.phone-shell > p { margin: 22px 0 12px; font-family: var(--serif); font-size: 22px; }
.traffic-ring { position: relative; width: 170px; height: 170px; margin: 9px auto 19px; }.traffic-ring svg circle { fill: none; stroke: var(--paper-deep); stroke-width: 8; }.traffic-ring svg .ring-value { stroke: var(--red); stroke-dasharray: 303 384; stroke-linecap: round; transform: rotate(-90deg); transform-origin: center; }
.traffic-ring > div { position: absolute; inset: 0; display: grid; place-content: center; text-align: center; line-height: 1.1; }.traffic-ring strong { font-family: var(--serif); font-size: 40px; }.traffic-ring span { color: var(--red); font-size: 11px; font-weight: 800; }.traffic-ring small { margin-top: 6px; color: var(--muted); font-size: 9px; }
.phone-shell > button { width: 100%; min-height: 54px; border: 0; border-radius: 3px; background: var(--ink); color: var(--white); font-weight: 800; }.phone-shell > button i { display: inline-block; width: 7px; height: 7px; margin-right: 8px; border-radius: 50%; background: var(--teal); }
.phone-node { display: flex; align-items: center; gap: 10px; margin-top: 12px; padding: 13px; background: #ebe5d9; }.phone-node > span { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; background: var(--white); font-size: 9px; font-weight: 800; }.phone-node div { display: grid; line-height: 1.2; }.phone-node strong { font-size: 11px; }.phone-node small { color: var(--muted); font-size: 8px; }.phone-node b { margin-left: auto; color: var(--red); font-size: 9px; }
.steps-list { border-top: 1px solid rgba(255,255,255,.16); }
.step-item { display: grid; grid-template-columns: 54px 1fr; gap: 24px; padding: 34px 0; border-bottom: 1px solid rgba(255,255,255,.16); }
.step-item > span { color: var(--teal); font-family: var(--serif); font-size: 13px; }.step-item h3 { margin: 0 0 8px; font-family: var(--serif); font-size: 25px; }.step-item p { max-width: 520px; margin: 0; color: rgba(255,255,255,.62); font-size: 13px; }
.feature-ticker { position: relative; margin-top: 100px; border-block: 1px solid rgba(255,255,255,.13); overflow: hidden; white-space: nowrap; }
.feature-ticker div { width: max-content; padding: 17px 0; animation: ticker 20s linear infinite; }.feature-ticker span { margin: 0 35px; color: rgba(255,255,255,.4); font-family: var(--serif); font-size: 13px; letter-spacing: .2em; }.feature-ticker i { color: var(--red); }
@keyframes ticker { to { transform: translateX(-50%); } }

.client-section { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(60px, 10vw, 150px); align-items: start; }
.client-intro { position: sticky; top: 128px; }.client-intro .section-index { margin-bottom: 28px; }.client-intro p:last-child { max-width: 530px; color: var(--muted); font-size: 14px; }
.platform-grid { display: grid; gap: 13px; }
.platform-card { min-height: 112px; padding: 20px 22px; display: grid; grid-template-columns: 58px 1fr auto; gap: 18px; align-items: center; border: 1px solid var(--line); background: rgba(255,255,255,.25); transition: transform .25s ease, background .25s ease; }
.platform-card:hover { transform: translateX(-7px); background: var(--white); }.platform-card.is-first { border-color: rgba(228,91,61,.45); }
.platform-glyph { display: grid; place-items: center; width: 58px; height: 58px; border-radius: 50%; background: var(--ink); color: var(--white); font-family: var(--serif); font-size: 24px; }.platform-card.is-first .platform-glyph { background: var(--red); }
.platform-card h3 { margin: 0; font-family: var(--serif); font-size: 20px; }.platform-card p { margin: 2px 0 0; color: var(--muted); font-size: 11px; }.platform-card b { padding: 6px 9px; background: var(--paper-deep); color: var(--muted); font-size: 9px; letter-spacing: .1em; }.platform-card.is-first b { background: var(--teal-pale); color: var(--ink); }

.plans-section { background: #ebe5d9; }
.plans-section .section-heading { grid-template-columns: .34fr .8fr .52fr; }.section-description { margin: 15px 0 0; color: var(--muted); font-size: 13px; }
.test-pass { position: relative; display: grid; grid-template-columns: 100px 1.3fr 1fr auto; gap: 28px; align-items: center; padding: 27px; background: var(--ink); color: var(--white); overflow: hidden; }
.test-pass::after { content: "CLOUDOVE"; position: absolute; right: -20px; bottom: -50px; color: rgba(255,255,255,.035); font-family: var(--serif); font-size: 110px; letter-spacing: .05em; }
.pass-stamp { position: relative; z-index: 1; width: 85px; height: 85px; display: grid; place-content: center; text-align: center; border: 1px solid rgba(255,255,255,.28); border-radius: 50%; }.pass-stamp span { color: var(--teal); font-size: 8px; letter-spacing: .15em; }.pass-stamp strong { font-family: var(--serif); font-size: 28px; }
.pass-copy { position: relative; z-index: 1; }.pass-copy small { color: var(--red); font-size: 9px; font-weight: 800; letter-spacing: .14em; }.pass-copy h3 { margin: 3px 0 4px; font-family: var(--serif); font-size: 25px; }.pass-copy p { margin: 0; color: rgba(255,255,255,.58); font-size: 11px; }
.pass-spec { position: relative; z-index: 1; display: flex; gap: 28px; }.pass-spec > span { display: grid; }.pass-spec strong { font-family: var(--serif); font-size: 18px; }.pass-spec small { color: rgba(255,255,255,.48); font-size: 8px; }
.test-pass > a { position: relative; z-index: 1; display: flex; align-items: center; gap: 12px; padding: 11px 14px; border: 1px solid rgba(255,255,255,.25); font-size: 10px; font-weight: 800; }.test-pass > a b { color: var(--red); }
.plan-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 18px; }
.plan-card { position: relative; min-height: 330px; padding: 29px; display: flex; flex-direction: column; border: 1px solid var(--line); background: var(--paper); transition: transform .25s ease, box-shadow .25s ease; }.plan-card:hover { transform: translateY(-7px); box-shadow: 0 24px 55px rgba(23,56,63,.11); }.plan-card-featured { background: var(--teal-pale); }
.plan-card p { margin: 0 0 45px; color: var(--muted); font-size: 9px; font-weight: 800; letter-spacing: .15em; }.plan-card h3 { margin: 0 0 10px; font-family: var(--serif); font-size: 26px; }.plan-card > strong { font-family: var(--serif); color: var(--red); font-size: 52px; line-height: 1; }.plan-card > strong small { font-size: 15px; }.plan-card > span { margin-top: 7px; color: var(--ink-2); font-size: 12px; }.plan-card em { margin-top: auto; padding-top: 24px; border-top: 1px solid var(--line); color: var(--muted); font-size: 10px; font-style: normal; }
.recommended { position: absolute; top: 17px; right: 17px; padding: 5px 8px; background: var(--red); color: var(--white); font-size: 8px; font-weight: 800; }
.plan-footnote { margin: 18px 0 0; color: var(--muted); font-size: 10px; text-align: center; }

.node-section { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(60px, 10vw, 130px); align-items: center; }
.node-copy .section-index { margin-bottom: 28px; }.node-copy > p:not(.section-index) { color: var(--muted); font-size: 13px; }.node-copy ul { list-style: none; padding: 0; margin: 28px 0 0; }.node-copy li { display: flex; align-items: center; gap: 12px; padding: 13px 0; border-bottom: 1px solid var(--line); font-size: 12px; }.node-copy li span { width: 7px; height: 7px; border-radius: 50%; background: var(--red); }.node-copy li b { font-weight: 600; }
.node-diagram { position: relative; min-height: 540px; background-image: radial-gradient(circle, rgba(23,56,63,.18) 1px, transparent 1px); background-size: 18px 18px; overflow: hidden; }
.diagram-core, .diagram-node { position: absolute; z-index: 3; display: grid; place-items: center; border-radius: 50%; background: var(--ink); color: var(--white); box-shadow: 0 20px 50px rgba(23,56,63,.2); }
.diagram-core { width: 150px; height: 150px; left: calc(50% - 75px); top: calc(50% - 75px); }.diagram-core img { width: 52px; margin-bottom: 6px; }.diagram-core > span { position: absolute; right: 24px; top: 29px; color: var(--teal); font-size: 9px; font-weight: 800; }.diagram-core small { font-size: 8px; letter-spacing: .18em; }
.diagram-node { width: 105px; height: 105px; background: var(--paper); color: var(--ink); border: 1px solid var(--line); }.diagram-node > span { color: var(--red); font-size: 9px; font-weight: 800; }.diagram-node strong { font-family: var(--serif); font-size: 16px; }.diagram-node small { color: var(--muted); font-size: 7px; letter-spacing: .12em; }
.diagram-jp { right: 3%; top: 17%; }.diagram-us { left: 2%; bottom: 14%; }
.diagram-orbit { position: absolute; z-index: 1; left: 50%; top: 50%; border: 1px solid rgba(23,56,63,.18); border-radius: 50%; transform: translate(-50%,-50%); }.orbit-one { width: 330px; height: 330px; }.orbit-two { width: 500px; height: 500px; border-style: dashed; animation: spin 35s linear infinite; }
@keyframes spin { to { transform: translate(-50%,-50%) rotate(360deg); } }
.diagram-line { position: absolute; z-index: 2; height: 1px; background: var(--red); transform-origin: left center; }.line-one { width: 180px; left: 50%; top: 49%; transform: rotate(-37deg); }.line-two { width: 190px; left: 24%; top: 67%; transform: rotate(-35deg); background: var(--teal); }

.faq-section { background: var(--white); }
.faq-layout { display: grid; grid-template-columns: .72fr 1.28fr; gap: clamp(70px, 10vw, 150px); }
.faq-heading { position: sticky; top: 128px; align-self: start; }.faq-heading .section-index { margin-bottom: 28px; }.faq-heading > p:not(.section-index) { color: var(--muted); font-size: 13px; }.faq-heading .text-link { margin-top: 20px; }
.faq-list { border-top: 1px solid var(--line); }.faq-list details { border-bottom: 1px solid var(--line); }.faq-list summary { list-style: none; cursor: pointer; display: grid; grid-template-columns: 40px 1fr 22px; gap: 16px; align-items: center; padding: 27px 0; }.faq-list summary::-webkit-details-marker { display: none; }.faq-list summary span { color: var(--red); font-family: var(--serif); font-size: 11px; }.faq-list summary b { font-family: var(--serif); font-size: 20px; font-weight: 600; }.faq-list summary i { position: relative; width: 18px; height: 18px; }.faq-list summary i::before, .faq-list summary i::after { content: ""; position: absolute; left: 2px; top: 8px; width: 14px; height: 1px; background: var(--ink); }.faq-list summary i::after { transform: rotate(90deg); transition: transform .2s ease; }.faq-list details[open] summary i::after { transform: rotate(0); }.faq-list details p { margin: -7px 38px 28px 56px; color: var(--muted); font-size: 13px; }

.closing-section { position: relative; padding: 145px 0; background: var(--teal-pale); overflow: hidden; }.closing-section::before, .closing-section::after { content: ""; position: absolute; width: 420px; height: 420px; border: 1px solid rgba(23,56,63,.1); border-radius: 50%; }.closing-section::before { left: -180px; top: -200px; box-shadow: 0 0 0 60px rgba(23,56,63,.03), 0 0 0 120px rgba(23,56,63,.02); }.closing-section::after { right: -210px; bottom: -240px; }
.error-page { min-height: 100vh; display: grid; place-items: center; }
.closing-inner { position: relative; z-index: 2; display: flex; flex-direction: column; align-items: center; text-align: center; }.closing-inner > img { filter: drop-shadow(0 20px 30px rgba(23,56,63,.2)); }.closing-inner > p { margin: 20px 0 0; font-size: 10px; font-weight: 800; letter-spacing: .22em; text-transform: uppercase; }.closing-inner h2 { margin: 20px 0 35px; font-size: clamp(52px, 7.5vw, 94px); }.closing-inner small { margin-top: 18px; color: var(--muted); font-size: 10px; }
.site-footer { padding: 42px 0; background: var(--ink); color: var(--white); }.footer-grid { display: grid; grid-template-columns: 1fr auto 1fr; gap: 40px; align-items: center; }.footer-brand { display: flex; align-items: center; gap: 12px; }.footer-brand img { width: 42px; }.footer-brand div { display: grid; line-height: 1.35; }.footer-brand strong { font-family: var(--serif); }.footer-brand span { color: rgba(255,255,255,.5); font-size: 9px; }.footer-links { display: flex; gap: 22px; color: rgba(255,255,255,.68); font-size: 10px; }.footer-links a:hover { color: var(--teal); }.footer-meta { display: grid; justify-items: end; color: rgba(255,255,255,.42); font-size: 8px; }.footer-meta a { color: var(--teal); }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s cubic-bezier(.2,.7,.2,1); }
.reveal.is-visible { opacity: 1; transform: translateY(0); }
.scene-grid .reveal:nth-child(2), .platform-grid .reveal:nth-child(2), .plan-grid .reveal:nth-child(2) { transition-delay: .08s; }
.platform-grid .reveal:nth-child(3), .plan-grid .reveal:nth-child(3) { transition-delay: .16s; }
.platform-grid .reveal:nth-child(4) { transition-delay: .24s; }

@media (max-width: 1080px) {
  .desktop-nav { display: none; }.menu-button { display: block; }.button-small { display: none; }
  .mobile-nav { position: fixed; z-index: 99; inset: 78px 0 auto; height: calc(100vh - 78px); padding: 38px 24px; background: var(--paper); flex-direction: column; gap: 0; transform: translateY(-110%); transition: transform .28s ease; }
  .mobile-nav.is-open { display: flex; transform: translateY(0); }.mobile-nav a { padding: 18px 0; border-bottom: 1px solid var(--line); font-family: var(--serif); font-size: 26px; }
  .hero { grid-template-columns: 1fr; min-height: auto; padding-top: 62px; }.hero-copy { max-width: 760px; }.hero-visual { width: min(100%, 760px); margin-inline: auto; }
  .section-heading, .plans-section .section-heading { grid-template-columns: 1fr; gap: 18px; }.section-heading h2 { max-width: 780px; }.section-description { max-width: 620px; }
  .test-pass { grid-template-columns: 90px 1fr 1fr; }.test-pass > a { grid-column: 2 / -1; justify-self: start; }
  .client-section, .node-section { grid-template-columns: 1fr; }.client-intro, .faq-heading { position: static; }.client-intro > p:last-child { max-width: 720px; }.platform-grid { grid-template-columns: 1fr 1fr; }
  .node-diagram { width: min(100%, 620px); margin-inline: auto; }.faq-layout { grid-template-columns: 1fr; }.faq-heading { max-width: 650px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }.footer-links { justify-content: flex-end; }.footer-meta { grid-column: 1/-1; justify-items: start; }
}

@media (max-width: 700px) {
  .section-shell { width: min(100% - 32px, 1180px); }.header-shell { width: calc(100% - 28px); }.brand-copy strong { font-size: 18px; }.language-switch { display: none; }
  .section { padding: 80px 0; }.hero { padding: 46px 0 70px; gap: 50px; }.hero h1 { font-size: clamp(44px, 14vw, 64px); }.hero-lead { font-size: 16px; }.hero-actions { align-items: flex-start; flex-direction: column; gap: 14px; }
  .route-map { height: 355px; }.route-node { right: 3%; }.node-tokyo { top: 74px; }.node-west { top: 168px; }.pigeon-mark { left: 36%; }.route-origin { bottom: 57px; }.route-card-bottom div { padding: 13px 10px; }.route-card-bottom strong { font-size: 11px; }.route-card-bottom span { font-size: 7px; }
  .signal-grid { grid-template-columns: 1fr 1fr; }.signal-grid > div { border-bottom: 1px solid var(--line); }.signal-grid > div:nth-child(odd) { border-left: 1px solid var(--line); }.signal-grid > div:nth-child(even) { border-left: 0; }
  .scene-grid { grid-template-columns: 1fr; }.scene-card { min-height: 360px; padding: 26px; }.section-heading h2, .client-intro h2, .node-copy h2, .faq-heading h2 { font-size: 41px; }
  .product-story { grid-template-columns: 1fr; gap: 72px; }.phone-shell { width: min(92%, 365px); }.step-item { grid-template-columns: 38px 1fr; gap: 14px; }.feature-ticker { margin-top: 72px; }
  .platform-grid { grid-template-columns: 1fr; }.platform-card { min-height: 98px; grid-template-columns: 50px 1fr auto; }.platform-glyph { width: 50px; height: 50px; }
  .test-pass { grid-template-columns: 70px 1fr; padding: 20px; }.pass-stamp { width: 66px; height: 66px; }.pass-spec { grid-column: 1/-1; gap: 22px; }.test-pass > a { grid-column: 1/-1; }.plan-grid { grid-template-columns: 1fr; }.plan-card { min-height: 285px; }
  .node-diagram { min-height: 430px; }.diagram-core { width: 120px; height: 120px; left: calc(50% - 60px); top: calc(50% - 60px); }.diagram-node { width: 88px; height: 88px; }.orbit-one { width: 260px; height: 260px; }.orbit-two { width: 395px; height: 395px; }.diagram-core img { width: 40px; }
  .faq-list summary { grid-template-columns: 32px 1fr 18px; gap: 9px; }.faq-list summary b { font-size: 17px; }.faq-list details p { margin-left: 41px; }
  .closing-section { padding: 105px 0; }.closing-inner h2 { font-size: 56px; }.footer-grid { grid-template-columns: 1fr; }.footer-links { justify-content: flex-start; flex-wrap: wrap; }.footer-meta { grid-column: auto; justify-items: start; }
}

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