:root {
  color-scheme: dark;
  --font-sans: "Yu Gothic", "Hiragino Kaku Gothic ProN", "Noto Sans JP", sans-serif;
  --font-display: var(--font-sans);
  --bg: #020918;
  --bg-soft: #06142b;
  --surface: rgba(7, 27, 57, 0.74);
  --surface-strong: #071b38;
  --text: #f5f9ff;
  --muted: #a8bdd2;
  --accent: #54ddff;
  --accent-2: #3278c3;
  --line: rgba(91, 217, 255, 0.23);
  --line-strong: rgba(103, 227, 255, 0.58);
  --shadow: 0 30px 90px rgba(0, 7, 24, 0.44);
  --section-pad: clamp(6.5rem, 10vw, 11rem);
  --scroll-progress: 0;
}
.theme-corridor {
  --font-display: Georgia, "Yu Mincho", "Hiragino Mincho ProN", serif;
  --bg: #030b1d;
  --bg-soft: #0a172c;
  --surface: rgba(10, 27, 52, 0.78);
  --surface-strong: #0b1a31;
  --text: #f3f6fb;
  --muted: #a8b9ce;
  --accent: #a9d6ff;
  --accent-2: #547fae;
  --line: rgba(169, 214, 255, 0.22);
  --line-strong: rgba(181, 221, 255, 0.58);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; overflow-x: hidden; background: var(--bg); color: var(--text); font-family: var(--font-sans); -webkit-font-smoothing: antialiased; }
::selection { background: var(--accent); color: #02101f; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
.symbol-defs { position: absolute; }
.skip-link { position: fixed; z-index: 300; left: 1rem; top: -5rem; padding: 0.75rem 1rem; background: #fff; color: #031022; }
.skip-link:focus { top: 1rem; }
.page-progress { position: fixed; z-index: 220; inset: 0 0 auto; height: 2px; pointer-events: none; }
.page-progress i { display: block; width: calc(var(--scroll-progress) * 100%); height: 100%; background: linear-gradient(90deg, var(--accent), #4d8fff 70%, var(--accent-2)); box-shadow: 0 0 18px rgba(83, 220, 255, 0.72); }
.site-header { position: fixed; z-index: 100; inset: 0 0 auto; height: 96px; display: flex; align-items: center; justify-content: space-between; padding: 0 4.5vw; border-bottom: 1px solid transparent; background: linear-gradient(180deg, rgba(1, 7, 20, 0.62), transparent); transition: height 350ms ease, background 350ms ease, border-color 350ms ease; }
.site-header.is-scrolled { height: 76px; border-color: var(--line); background: rgba(2, 9, 24, 0.86); backdrop-filter: blur(20px); }
.brand { display: inline-flex; align-items: center; padding: 0.45rem 0; }
.brand img { display: block; width: clamp(158px, 14vw, 210px); height: auto; filter: brightness(1.42) contrast(1.04) drop-shadow(0 5px 18px rgba(0, 0, 0, 0.42)); }
.desktop-nav { display: flex; align-items: center; gap: clamp(1.25rem, 2.7vw, 3.2rem); font-size: 0.78rem; font-weight: 700; letter-spacing: 0.09em; }
.desktop-nav > a { transition: color 300ms ease, opacity 300ms ease; }
.desktop-nav > a:hover { color: var(--accent); }
.nav-cta { position: relative; overflow: hidden; padding: 1rem 1.35rem; border: 1px solid var(--line-strong); background: rgba(3, 15, 36, 0.42); }
.nav-cta::before { content: ""; position: absolute; inset: 0; transform: translateX(-108%); background: linear-gradient(100deg, transparent, rgba(95, 220, 255, 0.2), transparent); transition: transform 650ms cubic-bezier(0.2, 0.7, 0.2, 1); }
.nav-cta:hover::before { transform: translateX(108%); }
.nav-cta span { margin-left: 0.8rem; color: var(--accent); }
.mobile-nav { display: none; }
.hero { position: relative; min-height: max(780px, 100svh); display: flex; align-items: center; overflow: hidden; padding: 9.2rem 5vw 6.5rem; isolation: isolate; }
.hero-art, .hero-shade, .hero-scan { position: absolute; inset: 0; }
.hero-art { z-index: -5; background: center / cover no-repeat none; }
.hero-shade { z-index: -4; background: linear-gradient(90deg, rgba(1, 7, 19, 0.97) 0%, rgba(2, 9, 24, 0.86) 31%, rgba(2, 10, 25, 0.22) 57%, rgba(2, 8, 22, 0.02) 82%), linear-gradient(0deg, rgba(1, 7, 18, 0.72), transparent 44%); }
.hero-scan { z-index: -3; display: none; }
.hero::after { content: ""; position: absolute; left: 5vw; right: 5vw; bottom: 2.45rem; height: 1px; background: linear-gradient(90deg, var(--accent), transparent 38%, rgba(255, 255, 255, 0.18)); opacity: 0.56; }
.hero-copy { width: min(760px, 58vw); padding-top: 2.8rem; }
.eyebrow { margin: 0 0 2rem; color: var(--accent); font-size: 0.7rem; font-weight: 800; letter-spacing: 0.2em; }
.hero h1 { margin: 0; font-family: var(--font-display); font-size: clamp(2.8rem, 5.05vw, 5.25rem); line-height: 1.13; letter-spacing: -0.05em; text-wrap: balance; }
.hero h1 span { display: block; }
.accent-copy { color: #76e3ff; text-shadow: 0 0 42px rgba(46, 217, 255, 0.12); }
.hero-lead { max-width: 700px; margin: 2.2rem 0 2.55rem; color: #c7d6e7; font-size: clamp(0.88rem, 1.05vw, 1.02rem); font-weight: 600; line-height: 2; }
.primary-button, .submit-button { position: relative; display: inline-flex; min-width: 220px; align-items: center; justify-content: space-between; gap: 1.5rem; overflow: hidden; padding: 1.08rem 1.5rem; border: 1px solid var(--line-strong); border-radius: 0; background: linear-gradient(110deg, #0a3d6a, #0d78ad 66%, #235d91); box-shadow: 0 14px 50px rgba(3, 124, 229, 0.24); color: #fff; font-size: 0.88rem; font-weight: 800; letter-spacing: 0.08em; cursor: pointer; transition: transform 300ms ease, box-shadow 300ms ease; }
.primary-button::before, .submit-button::before { content: ""; position: absolute; inset: 0; transform: translateX(-110%); background: linear-gradient(100deg, transparent, rgba(255, 255, 255, 0.24), transparent); transition: transform 700ms cubic-bezier(0.2, 0.7, 0.2, 1); }
.primary-button:hover, .submit-button:hover { transform: translateY(-3px); box-shadow: 0 20px 64px rgba(3, 147, 239, 0.34); }
.primary-button:hover::before, .submit-button:hover::before { transform: translateX(110%); }
.primary-button i, .submit-button i { color: #fff; font-style: normal; }
.hero-index { position: absolute; right: 4vw; bottom: 3.65rem; display: flex; align-items: center; gap: 0.75rem; color: #90a8c3; font-size: 0.62rem; letter-spacing: 0.16em; }
.hero-index i { width: 90px; height: 1px; background: linear-gradient(90deg, var(--accent) 35%, rgba(120, 172, 210, 0.3) 35%); }
.scroll-cue { position: absolute; z-index: 2; right: 2rem; top: 50%; display: flex; flex-direction: column; align-items: center; gap: 1rem; color: rgba(211, 230, 247, 0.62); font-size: 0.55rem; letter-spacing: 0.24em; transform: translateY(-35%); writing-mode: vertical-rl; }
.scroll-cue i { position: relative; width: 1px; height: 76px; overflow: hidden; background: rgba(161, 213, 246, 0.2); }
.scroll-cue i::after { content: none; }
.difference { position: relative; display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(380px, 0.92fr); min-height: 760px; overflow: hidden; background: var(--bg-soft); }
.difference::before { content: ""; position: absolute; inset: 0; pointer-events: none; background: radial-gradient(circle at 21% 50%, rgba(25, 132, 220, 0.15), transparent 34%), linear-gradient(122deg, transparent 0 65%, rgba(68, 200, 255, 0.05) 65.1% 65.3%, transparent 65.4%); }
.difference-visual { position: relative; min-height: 680px; overflow: hidden; border-right: 1px solid var(--line); background: linear-gradient(145deg, rgba(2, 11, 28, 0.96), rgba(4, 31, 63, 0.74)); }
.difference-visual::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(83, 220, 255, 0.055) 1px, transparent 1px), linear-gradient(90deg, rgba(83, 220, 255, 0.055) 1px, transparent 1px); background-size: 72px 72px; mask-image: linear-gradient(110deg, transparent, #000 28%, #000 72%, transparent); }
.map-meta { position: absolute; z-index: 2; inset: 3rem 3rem auto; display: flex; justify-content: space-between; color: #a9bdd0; font-size: 0.58rem; letter-spacing: 0.18em; }
.map-meta span { color: var(--accent); font-weight: 800; }
.map-meta b { font-weight: 600; }
.route-stage { position: absolute; inset: 12% 5% 5%; }
.route-axis { position: absolute; left: 3%; right: 4%; top: 61%; height: 1px; background: linear-gradient(90deg, rgba(83, 220, 255, 0.04), var(--accent), rgba(133, 234, 255, 0.3)); box-shadow: 0 0 22px rgba(83, 220, 255, 0.4); transform: rotate(-13deg); transform-origin: center; }
.route-stage ol { position: absolute; inset: 0; margin: 0; padding: 0; list-style: none; }
.route-stage li { position: absolute; display: grid; gap: 0.5rem; width: 74px; color: var(--muted); font-size: 0.55rem; letter-spacing: 0.14em; }
.route-stage li::before { content: ""; width: 10px; height: 10px; border: 1px solid var(--accent); border-radius: 50%; background: #061b38; box-shadow: 0 0 0 6px rgba(83, 220, 255, 0.06), 0 0 20px rgba(83, 220, 255, 0.45); }
.route-stage li span { color: var(--accent); font-size: 0.62rem; }
.route-stage li b { font-size: 0.55rem; font-weight: 700; }
.route-stage li:nth-child(1) { left: 7%; top: 68%; }
.route-stage li:nth-child(2) { left: 27%; top: 61%; }
.route-stage li:nth-child(3) { left: 47%; top: 53%; }
.route-stage li:nth-child(4) { left: 67%; top: 45%; }
.route-stage li:nth-child(5) { left: 86%; top: 37%; }
.route-arrow { position: absolute; right: 2%; top: 24%; width: 250px; height: 220px; transform: rotate(-13deg); }
.route-arrow i { position: absolute; inset: 0; border-top: 1px solid var(--accent); border-right: 1px solid var(--accent); transform: rotate(45deg); opacity: 0.2; }
.route-arrow i:nth-child(2) { inset: 34px; opacity: 0.36; }
.route-arrow i:nth-child(3) { inset: 68px; opacity: 0.72; filter: drop-shadow(0 0 10px rgba(83, 220, 255, 0.8)); }
.difference-copy { align-self: center; max-width: 660px; padding: 7rem clamp(2rem, 6vw, 7rem) 7rem clamp(2rem, 4.5vw, 5rem); }
.section-kicker { display: flex; align-items: baseline; gap: 1.2rem; }
.section-kicker span { color: var(--accent); font-size: 0.66rem; font-weight: 800; letter-spacing: 0.18em; }
.section-kicker b { color: var(--muted); font-size: 0.78rem; }
.accent-rule { display: block; width: 66px; height: 2px; margin: 1.4rem 0 2.2rem; background: linear-gradient(90deg, var(--accent), var(--accent-2)); }
.difference-copy h2, .contact-copy h2 { margin: 0; font-family: var(--font-display); font-size: clamp(2.4rem, 4.1vw, 4rem); letter-spacing: -0.045em; }
.difference-copy > p, .contact-copy > p { color: var(--muted); line-height: 2.1; }
.text-link { display: inline-flex; align-items: center; gap: 1rem; margin-top: 2rem; padding-bottom: 0.55rem; border-bottom: 1px solid var(--line-strong); font-size: 0.82rem; font-weight: 800; letter-spacing: 0.08em; }
.text-link svg { width: 19px; height: 19px; fill: none; stroke: var(--accent); stroke-width: 1.7; transition: transform 300ms ease; }
.text-link:hover svg { transform: translate(5px, -4px); }
.section { position: relative; padding: var(--section-pad) 4.5vw; }
.section-inner { position: relative; z-index: 2; width: min(1420px, 100%); margin: 0 auto; }
.section-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 2rem; }
.section-heading p, .center-heading > p { margin: 0 0 0.7rem; color: var(--accent); font-size: 0.64rem; font-weight: 800; letter-spacing: 0.2em; }
.section-heading h2 { margin: 0; font-family: var(--font-display); font-size: clamp(3rem, 6.2vw, 6.8rem); font-weight: 700; line-height: 0.88; letter-spacing: -0.055em; }
.section-heading > span { padding-bottom: 0.45rem; color: var(--muted); font-size: 0.9rem; font-weight: 700; letter-spacing: 0.08em; }
.section-intro { max-width: 720px; margin: 0 0 4.2rem; color: var(--muted); line-height: 1.95; }
.services { overflow: hidden; background: linear-gradient(180deg, #030d20, #031128 72%, #020918); }
.section-orbit { position: absolute; top: -23rem; right: -12rem; width: 48rem; height: 48rem; border: 1px solid rgba(70, 208, 255, 0.11); border-radius: 50%; box-shadow: 0 0 0 7rem rgba(58, 180, 255, 0.022), 0 0 0 14rem rgba(58, 180, 255, 0.016); animation: orbit-float 12s ease-in-out infinite alternate; }
.service-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); border-left: 1px solid var(--line); }
.service-card { position: relative; min-height: 510px; overflow: hidden; padding: 2rem 1.5rem 2.2rem; border: 1px solid var(--line); border-left: 0; background: linear-gradient(155deg, rgba(9, 34, 70, 0.82), rgba(3, 15, 34, 0.58)); transition: transform 450ms cubic-bezier(0.2, 0.7, 0.2, 1), background 450ms ease, box-shadow 450ms ease; }
.service-card::before { content: ""; position: absolute; inset: auto -20% -60% 25%; height: 72%; border-radius: 50%; background: rgba(36, 169, 255, 0.16); filter: blur(44px); transition: transform 600ms ease, opacity 600ms ease; }
.service-card:hover { z-index: 3; transform: translateY(-12px); background: linear-gradient(155deg, rgba(17, 67, 127, 0.92), rgba(5, 25, 54, 0.9)); box-shadow: 0 30px 74px rgba(0, 8, 28, 0.5); }
.service-card:hover::before { transform: translateY(-20%); opacity: 1.35; }
.card-top { display: flex; align-items: center; gap: 1rem; }
.card-number, .flow-number { color: var(--accent); font-family: var(--font-display); font-size: 2rem; font-weight: 500; }
.card-line { flex: 1; height: 1px; background: var(--line); }
.service-card h3 { min-height: 4.5rem; margin: 1.6rem 0 1.25rem; font-size: 1.15rem; line-height: 1.55; }
.service-signal { position: relative; height: 152px; display: flex; align-items: flex-end; gap: 9px; margin: 0 -0.2rem 1.65rem; padding: 2.5rem 1.05rem 1.15rem; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: linear-gradient(135deg, rgba(6, 32, 69, 0.85), rgba(15, 66, 120, 0.28)); }
.service-signal::before { content: attr(data-code); position: absolute; top: 0.85rem; left: 1rem; color: rgba(199, 230, 249, 0.52); font-size: 0.53rem; font-weight: 800; letter-spacing: 0.22em; }
.service-signal::after { content: ""; position: absolute; left: 1rem; right: 1rem; bottom: 1.12rem; height: 1px; background: rgba(120, 218, 255, 0.28); }
.service-signal i { position: relative; z-index: 2; flex: 1; height: 24%; border-top: 1px solid var(--accent); background: linear-gradient(180deg, rgba(83, 220, 255, 0.34), rgba(83, 220, 255, 0.03)); transform-origin: bottom; transition: height 600ms cubic-bezier(0.2, 0.7, 0.2, 1), background 400ms ease; }
.service-signal i:nth-child(2) { height: 39%; }
.service-signal i:nth-child(3) { height: 53%; }
.service-signal i:nth-child(4) { height: 71%; }
.service-signal i:nth-child(5) { height: 92%; }
.service-card:hover .service-signal i { height: 36%; background: linear-gradient(180deg, rgba(83, 220, 255, 0.58), rgba(83, 220, 255, 0.04)); }
.service-card:hover .service-signal i:nth-child(2) { height: 54%; }
.service-card:hover .service-signal i:nth-child(3) { height: 66%; }
.service-card:hover .service-signal i:nth-child(4) { height: 84%; }
.service-card:hover .service-signal i:nth-child(5) { height: 100%; }
.service-card > p { position: relative; z-index: 2; margin: 0; color: var(--muted); font-size: 0.83rem; line-height: 1.9; }
.card-arrow { position: absolute; z-index: 2; right: 1.4rem; bottom: 1.35rem; color: var(--accent); font-size: 1.25rem; transition: transform 300ms ease; }
.service-card:hover .card-arrow { transform: translate(4px, -4px); }
.cases { overflow: hidden; background: #f1f5f9; color: #09162a; }
.cases .section-heading p { color: #087ab4; }
.cases .section-heading > span { color: #586779; }
.cases .accent-rule { background: linear-gradient(90deg, #078fc7, #3278c3); }
.case-watermark { position: absolute; right: -0.04em; top: 0.45em; color: rgba(5, 37, 70, 0.028); font-size: clamp(7rem, 17vw, 18rem); font-weight: 900; line-height: 0.72; letter-spacing: -0.08em; text-align: right; pointer-events: none; }
.case-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1px; margin-top: 4.5rem; border: 1px solid #ced8e4; background: #ced8e4; }
.case-card { position: relative; min-height: 290px; overflow: hidden; padding: 2rem; background: #fbfcfe; isolation: isolate; transition: color 430ms ease, transform 430ms cubic-bezier(0.2, 0.7, 0.2, 1); }
.case-card::before { content: ""; position: absolute; z-index: -2; inset: 42% -32% -55% 10%; border: 1px solid rgba(17, 132, 184, 0.2); transform: rotate(-34deg); box-shadow: 48px -42px 0 -1px rgba(17, 132, 184, 0.09), 96px -84px 0 -1px rgba(17, 132, 184, 0.06); transition: transform 600ms ease, border-color 430ms ease; }
.case-card::after { content: ""; position: absolute; z-index: -3; inset: 0; background: linear-gradient(145deg, #06182f, #053f6d 76%, #086ea3); opacity: 0; transition: opacity 430ms ease; }
.case-card > span { color: #1788ba; font-size: 0.68rem; font-weight: 800; letter-spacing: 0.16em; }
.case-card h3 { max-width: 14rem; margin: 1.6rem 0 0; font-size: 1.03rem; line-height: 1.7; }
.case-card > i { position: absolute; right: 1.5rem; bottom: 1.35rem; color: #1181b4; font-size: 1.25rem; font-style: normal; transition: transform 300ms ease; }
.case-card:hover { z-index: 2; color: #fff; transform: translateY(-7px); }
.case-card:hover::before { border-color: rgba(115, 226, 255, 0.42); transform: translate(16px, -18px) rotate(-34deg); }
.case-card:hover::after { opacity: 1; }
.case-card:hover > span, .case-card:hover > i { color: var(--accent); }
.case-card:hover > i { transform: translate(4px, -4px); }
.flow { overflow: hidden; background: radial-gradient(circle at 50% 12%, rgba(20, 120, 200, 0.16), transparent 36%), #031026; }
.flow::before { content: ""; position: absolute; left: 0; right: 0; top: 58%; height: 1px; background: linear-gradient(90deg, transparent, var(--line) 10% 90%, transparent); }
.center-heading { text-align: center; }
.center-heading h2 { margin: 0; font-family: var(--font-display); font-size: clamp(2.2rem, 4vw, 4rem); letter-spacing: -0.045em; }
.center-heading .accent-rule { margin-inline: auto; }
.flow-grid { position: relative; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); margin-top: 5rem; }
.flow-grid::before { content: ""; position: absolute; z-index: 3; left: 0; right: 0; top: 51%; height: 1px; background: linear-gradient(90deg, transparent, var(--accent), transparent); transform: translateX(-100%); animation: flow-run 5.5s ease-in-out infinite; }
.flow-card { position: relative; min-height: 440px; overflow: hidden; padding: 1.9rem; border: 1px solid var(--line); border-right: 0; background: rgba(5, 22, 48, 0.76); backdrop-filter: blur(10px); transition: background 400ms ease, transform 400ms ease; }
.flow-card:last-child { border-right: 1px solid var(--line); }
.flow-card:hover { z-index: 4; transform: translateY(-8px); background: rgba(9, 42, 82, 0.9); }
.flow-symbol { position: relative; display: grid; height: 140px; place-items: center; margin: 1.4rem 0 1.9rem; border: 1px solid var(--line); background: linear-gradient(145deg, rgba(7, 37, 75, 0.85), rgba(5, 19, 42, 0.72)); }
.flow-symbol::before, .flow-symbol::after { content: ""; position: absolute; width: 44px; height: 44px; border-top: 1px solid var(--accent); border-right: 1px solid var(--accent); transform: rotate(45deg); opacity: 0.24; }
.flow-symbol::after { width: 26px; height: 26px; opacity: 0.7; filter: drop-shadow(0 0 9px rgba(83, 220, 255, 0.56)); }
.flow-symbol span { position: absolute; left: 1rem; bottom: 0.8rem; color: rgba(200, 229, 248, 0.54); font-size: 0.52rem; font-weight: 800; letter-spacing: 0.19em; }
.flow-symbol i { position: absolute; left: 12%; right: 12%; top: 50%; height: 1px; background: linear-gradient(90deg, transparent, var(--accent), transparent); animation: symbol-pulse 2.8s ease-in-out infinite; }
.flow-card h3 { margin: 0 0 1rem; font-size: 1rem; }
.flow-card p { margin: 0; color: var(--muted); font-size: 0.83rem; line-height: 1.9; }
.flow-arrow { position: absolute; z-index: 5; top: 51%; right: -1rem; display: grid; width: 2rem; height: 2rem; place-items: center; border: 1px solid var(--line-strong); background: #062449; color: var(--accent); transform: translateY(-50%); }
.contact { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) minmax(420px, 0.82fr); gap: clamp(3rem, 7vw, 8rem); overflow: hidden; padding: var(--section-pad) max(4.5vw, calc((100vw - 1420px) / 2)); background: linear-gradient(135deg, #031025, #061b36 64%, #071a31); }
.contact::before { content: ""; position: absolute; left: -12%; right: 42%; bottom: -42%; height: 80%; border: 1px solid rgba(83, 220, 255, 0.12); transform: skewY(-13deg); box-shadow: 80px -64px 0 -1px rgba(83, 220, 255, 0.04), 160px -128px 0 -1px rgba(83, 220, 255, 0.025); }
.contact-copy, .contact-form { position: relative; z-index: 2; }
.contact-copy h2 span { display: block; }
.contact-copy > p { max-width: 650px; }
.contact-route { display: flex; align-items: center; gap: 0.8rem; margin-top: 3.2rem; color: rgba(194, 221, 240, 0.6); font-size: 0.54rem; font-weight: 800; letter-spacing: 0.14em; }
.contact-route i { position: relative; flex: 1; max-width: 90px; height: 1px; overflow: hidden; background: var(--line); }
.contact-route i::after { content: ""; position: absolute; width: 38%; height: 100%; background: var(--accent); animation: route-run 2.5s ease-in-out infinite; }
.contact-form { align-self: start; padding: clamp(1.8rem, 4vw, 3.5rem); border: 1px solid var(--line); background: rgba(3, 13, 31, 0.76); box-shadow: var(--shadow); backdrop-filter: blur(16px); }
.contact-form label { display: block; margin-bottom: 1.6rem; }
.contact-form label > span { display: flex; align-items: center; justify-content: space-between; margin-bottom: 0.62rem; color: #dce8f4; font-size: 0.78rem; font-weight: 700; }
.contact-form label b { padding: 0.18rem 0.45rem; background: rgba(83, 220, 255, 0.11); color: var(--accent); font-size: 0.61rem; }
.contact-form input, .contact-form textarea { width: 100%; border: 0; border-bottom: 1px solid var(--line); border-radius: 0; outline: 0; background: transparent; color: #fff; line-height: 1.6; transition: border-color 300ms ease, background 300ms ease; }
.contact-form input { height: 3.2rem; }
.contact-form textarea { min-height: 9rem; padding-top: 0.75rem; resize: vertical; }
.contact-form input:focus, .contact-form textarea:focus { border-color: var(--accent); background: rgba(83, 220, 255, 0.035); }
.contact-form ::placeholder { color: #667d98; }
.submit-button { width: 100%; }
.form-status { min-height: 1.5rem; margin: 1rem 0 0; color: var(--accent); font-size: 0.75rem; line-height: 1.7; }
.theme-corridor .site-header { background: linear-gradient(180deg, rgba(3, 10, 27, 0.82), transparent); }
.theme-corridor .hero-art { background-position: center; }
.theme-corridor .hero-shade { background: linear-gradient(90deg, rgba(2, 8, 23, 0.98) 0%, rgba(3, 11, 29, 0.91) 36%, rgba(2, 10, 27, 0.3) 65%, rgba(2, 9, 24, 0.06) 100%), linear-gradient(0deg, rgba(2, 8, 22, 0.64), transparent 50%); }
.theme-corridor .hero-scan { display: none; }
.theme-corridor .hero-copy { width: min(800px, 62vw); }
.theme-corridor .hero h1 { font-weight: 400; line-height: 1.17; letter-spacing: -0.04em; }
.theme-corridor .accent-copy { color: #a8c9ef; text-shadow: none; }
.theme-corridor .hero-lead { font-weight: 400; letter-spacing: 0.025em; }
.theme-corridor .primary-button, .theme-corridor .submit-button { background: rgba(132, 188, 240, 0.12); box-shadow: inset 0 0 0 1px rgba(214, 235, 255, 0.08), 0 18px 54px rgba(0, 14, 39, 0.34); }
.theme-corridor .primary-button:hover, .theme-corridor .submit-button:hover { background: rgba(132, 188, 240, 0.2); }
.theme-corridor .difference { background: #eef3f8; color: #0b1729; }
.theme-corridor .difference::before { background: radial-gradient(circle at 22% 48%, rgba(74, 137, 196, 0.12), transparent 34%); }
.theme-corridor .difference-visual { border-right-color: #d6e2ed; background: linear-gradient(145deg, #eaf1f8, #dce9f4); }
.theme-corridor .difference-visual::before { background-image: linear-gradient(rgba(31, 99, 154, 0.07) 1px, transparent 1px), linear-gradient(90deg, rgba(31, 99, 154, 0.07) 1px, transparent 1px); }
.theme-corridor .route-stage li::before { background: #e9f2f8; }
.theme-corridor .map-meta, .theme-corridor .route-stage li { color: #617489; }
.theme-corridor .difference-copy > p, .theme-corridor .section-kicker b { color: #586779; }
.theme-corridor .text-link { color: #0d223b; }
.theme-corridor .services { background: linear-gradient(180deg, #06142a, #091a32 68%, #081528); }
.theme-corridor .section-orbit { width: 1px; height: 70%; top: 15%; right: 18%; border: 0; border-radius: 0; background: linear-gradient(transparent, rgba(176, 219, 255, 0.4), transparent); box-shadow: -240px 0 rgba(176, 219, 255, 0.08), 240px 0 rgba(176, 219, 255, 0.08); }
.theme-corridor .service-grid { gap: 1.1rem; border: 0; }
.theme-corridor .service-card { border: 1px solid rgba(172, 214, 255, 0.2); background: linear-gradient(180deg, rgba(12, 35, 66, 0.82), rgba(7, 24, 48, 0.84)); }
.theme-corridor .service-card h3 { font-family: var(--font-display); font-size: 1.3rem; font-weight: 500; }
.theme-corridor .flow { background: linear-gradient(180deg, #07162d, #061127); }
.theme-corridor .flow-grid { gap: 1rem; }
.theme-corridor .flow-card, .theme-corridor .flow-card:last-child { border: 1px solid rgba(169, 214, 255, 0.18); background: rgba(12, 31, 58, 0.72); }
.theme-corridor .contact { background: linear-gradient(120deg, #061127, #0a1d37); }
.primary-button,
.submit-button {
  justify-content: center;
  background: linear-gradient(135deg, #0a2d52, #0a5b91);
  border-color: rgba(117, 201, 242, 0.52);
  box-shadow: 0 14px 42px rgba(0, 58, 105, 0.3);
}
.primary-button::before,
.submit-button::before {
  background: linear-gradient(100deg, transparent, rgba(157, 221, 249, 0.2), transparent);
}
.primary-button:hover,
.submit-button:hover {
  box-shadow: 0 18px 52px rgba(0, 91, 151, 0.32);
}
.theme-corridor .primary-button,
.theme-corridor .submit-button {
  background: linear-gradient(135deg, #122f50, #245c88);
}
.difference,
.theme-corridor .difference {
  grid-template-columns: minmax(0, 1.06fr) minmax(380px, 0.94fr);
  min-height: 720px;
  background: #07172d;
  color: var(--text);
}
.difference::before,
.theme-corridor .difference::before {
  background: radial-gradient(circle at 19% 50%, rgba(27, 105, 167, 0.18), transparent 38%);
}
.difference-media,
.theme-corridor .difference-media {
  position: relative;
  min-height: 650px;
  margin: 0;
  overflow: hidden;
  border-right: 1px solid var(--line);
  background: #06172d;
}
.difference-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 58%, rgba(7, 23, 45, 0.9) 100%), linear-gradient(0deg, rgba(4, 15, 31, 0.7), transparent 35%);
  pointer-events: none;
}
.difference-media img {
  width: 100%;
  height: 100%;
  min-height: 650px;
  display: block;
  object-fit: cover;
  object-position: center;
  filter: saturate(0.72) contrast(1.03) brightness(0.82);
  transform: scale(1.02);
  transition: transform 1.4s cubic-bezier(0.2, 0.75, 0.2, 1), filter 700ms ease;
}
.difference-media:hover img {
  transform: scale(1.055);
  filter: saturate(0.84) contrast(1.05) brightness(0.88);
}
.difference-media figcaption {
  position: absolute;
  z-index: 2;
  left: clamp(1.5rem, 4vw, 4rem);
  right: clamp(1.5rem, 4vw, 4rem);
  bottom: 2.4rem;
  display: flex;
  justify-content: space-between;
  padding-top: 1rem;
  border-top: 1px solid rgba(150, 210, 240, 0.34);
  color: rgba(221, 236, 247, 0.68);
  font-size: 0.53rem;
  letter-spacing: 0.18em;
}
.difference-media figcaption span { color: #8fd8f7; font-weight: 800; }
.difference-media figcaption b { font-weight: 600; }
.theme-corridor .difference-copy > p,
.theme-corridor .section-kicker b { color: var(--muted); }
.theme-corridor .text-link { color: var(--text); }
.text-link { position: relative; border: 0; }
.text-link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: var(--accent);
  transform-origin: left;
  transition: transform 350ms ease;
}
.text-link:hover::after { transform: scaleX(0.55); }
.service-grid,
.theme-corridor .service-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  border: 1px solid var(--line);
  background: var(--line);
}
.service-card,
.theme-corridor .service-card {
  min-height: 300px;
  display: grid;
  grid-template-columns: minmax(76px, 0.24fr) minmax(0, 1fr);
  grid-template-areas: "index title" "index copy";
  align-content: center;
  column-gap: clamp(1.4rem, 3vw, 3.4rem);
  padding: clamp(2rem, 4vw, 3.5rem);
  border: 0;
  background: linear-gradient(145deg, #071b36, #06162c);
  box-shadow: none;
}
.service-card::before,
.theme-corridor .service-card::before {
  inset: auto 0 0;
  height: 2px;
  border-radius: 0;
  background: linear-gradient(90deg, #3278c3, #62c9ee);
  filter: none;
  opacity: 0;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 650ms cubic-bezier(0.2, 0.75, 0.2, 1), opacity 350ms ease;
}
.service-card:hover,
.theme-corridor .service-card:hover {
  transform: translateX(8px);
  background: linear-gradient(145deg, #0b284d, #071a32);
  box-shadow: 0 22px 54px rgba(0, 7, 24, 0.28);
}
.service-card:nth-child(even):hover { transform: translateX(-8px); }
.service-card:hover::before,
.theme-corridor .service-card:hover::before { opacity: 1; transform: scaleX(1); }
.service-card .card-top { grid-area: index; align-self: stretch; flex-direction: column; align-items: flex-start; gap: 1.1rem; }
.service-card .card-number { font-size: clamp(2.8rem, 4.4vw, 4.8rem); line-height: 0.9; color: rgba(104, 205, 241, 0.9); }
.service-card .card-line { width: 1px; min-height: 80px; flex: 1; background: linear-gradient(var(--accent), transparent); }
.service-card h3,
.theme-corridor .service-card h3 { grid-area: title; min-height: 0; margin: 0 0 1.5rem; font-family: var(--font-sans); font-size: clamp(1.25rem, 1.8vw, 1.65rem); font-weight: 700; line-height: 1.5; }
.service-card > p { grid-area: copy; max-width: 31rem; font-size: 0.9rem; }
.service-card:nth-child(5) { grid-column: 1 / -1; min-height: 250px; }
.cases {
  background: linear-gradient(180deg, #06152a, #081c35 62%, #06162c);
  color: var(--text);
}
.cases .section-heading p { color: var(--accent); }
.cases .section-heading > span { color: var(--muted); }
.cases .accent-rule { background: linear-gradient(90deg, #62d0f1, #3278c3); }
.case-watermark { color: rgba(114, 179, 221, 0.035); }
.case-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  border: 0;
  background: transparent;
}
.case-card {
  min-height: 190px;
  display: grid;
  grid-template-columns: 82px 1fr;
  align-items: center;
  gap: 1.5rem;
  padding: 2.1rem 2.2rem;
  border: 1px solid rgba(116, 190, 226, 0.2);
  background: rgba(7, 27, 53, 0.78);
  color: var(--text);
  box-shadow: none;
}
.case-card::before {
  content: "";
  position: absolute;
  z-index: 1;
  inset: 1.2rem auto 1.2rem 0;
  width: 3px;
  border: 0;
  background: linear-gradient(180deg, transparent, var(--accent), transparent);
  box-shadow: none;
  transform: scaleY(0.32);
  transition: transform 550ms cubic-bezier(0.2, 0.75, 0.2, 1);
}
.case-card::after {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 0;
  background: radial-gradient(circle at 0 50%, rgba(62, 159, 213, 0.22), transparent 48%);
  opacity: 0;
  transition: opacity 500ms ease;
}
.case-card > span { position: relative; z-index: 2; color: #7ad5f4; font-family: var(--font-display); font-size: 2.4rem; font-weight: 400; letter-spacing: -0.04em; }
.case-card h3 { position: relative; z-index: 2; max-width: 24rem; margin: 0; font-size: 1.05rem; line-height: 1.75; }
.case-card:hover { color: var(--text); transform: translateX(10px); background: #0a2546; }
.case-card:nth-child(even):hover { transform: translateX(-10px); }
.case-card:hover::before { border-color: transparent; transform: scaleY(1); }
.case-card:hover::after { opacity: 1; }
.case-card:hover > span { color: #9bdff7; }
.flow::before { top: 50%; opacity: 0.45; }
.flow-grid {
  gap: 1rem;
  margin-top: 5rem;
}
.flow-grid::before {
  top: 0;
  height: 1px;
  opacity: 0.42;
  animation-duration: 7s;
}
.flow-card,
.theme-corridor .flow-card,
.theme-corridor .flow-card:last-child {
  min-height: 280px;
  padding: 2.3rem 1.9rem 2rem;
  border: 1px solid rgba(123, 197, 230, 0.2);
  background: rgba(5, 22, 45, 0.74);
}
.flow-card::before {
  content: "";
  position: absolute;
  left: 1.9rem;
  top: 0;
  width: 42%;
  height: 2px;
  background: linear-gradient(90deg, #65d2f1, transparent);
  transition: width 500ms ease;
}
.flow-card:hover { transform: translateY(-6px); background: rgba(9, 39, 72, 0.9); }
.flow-card:hover::before { width: calc(100% - 3.8rem); }
.flow-card .flow-number { margin-bottom: 3.7rem; color: rgba(105, 208, 242, 0.88); font-size: 2.7rem; }
.flow-card h3 { font-size: 1.02rem; line-height: 1.65; }
.flow-card p { font-size: 0.86rem; }
.contact,
.theme-corridor .contact {
  background: linear-gradient(135deg, #06172e, #092541 64%, #0a2d4b);
}
.contact::before {
  border-color: rgba(77, 153, 204, 0.12);
  box-shadow: 80px -64px 0 -1px rgba(77, 153, 204, 0.035), 160px -128px 0 -1px rgba(77, 153, 204, 0.02);
}
.contact-form { background: rgba(4, 18, 37, 0.8); }
body { background: #081d35; }
.site-header { background: linear-gradient(180deg, rgba(7, 26, 47, 0.78), rgba(7, 26, 47, 0)); }
.site-header.is-scrolled { background: rgba(8, 29, 52, 0.9); }
.hero { background: #071b33; }
.hero-art,
.theme-corridor .hero-art {
  overflow: hidden;
  background: none;
  opacity: 1;
  filter: none;
  transform: none;
}
.hero-art::before {
  content: "";
  position: absolute;
  inset: 0;
  background: right center / 96% auto no-repeat none;
}
.theme-corridor .hero-art::before { background-image: none; }
.hero-shade {
  background: linear-gradient(90deg, rgba(6, 25, 47, 0.97) 0%, rgba(7, 29, 53, 0.84) 32%, rgba(8, 31, 56, 0.22) 58%, rgba(7, 26, 49, 0.02) 84%), linear-gradient(0deg, rgba(5, 22, 42, 0.62), transparent 44%);
}
.theme-corridor .hero-shade {
  background: linear-gradient(90deg, rgba(7, 25, 46, 0.96) 0%, rgba(8, 31, 55, 0.83) 34%, rgba(8, 31, 56, 0.23) 64%, rgba(7, 26, 49, 0.03) 88%);
}
.hero .hero-copy { transition-delay: 0s; }
.difference,
.theme-corridor .difference { background: #0b2946; }
.services,
.theme-corridor .services { background: linear-gradient(180deg, #09213b, #0b2d4c 70%, #09223d); }
.service-card,
.theme-corridor .service-card { background: linear-gradient(145deg, #0b2a4a, #09213c); }
.service-card:hover,
.theme-corridor .service-card:hover { background: linear-gradient(145deg, #103b62, #0b2948); }
.cases { background: linear-gradient(180deg, #0a2845, #0d3558 62%, #0a2947); }
.case-card { background: rgba(11, 42, 72, 0.78); }
.case-card:hover { background: #10416a; }
.flow,
.theme-corridor .flow { background: radial-gradient(circle at 50% 12%, rgba(68, 161, 213, 0.16), transparent 38%), #092743; }
.flow-card,
.theme-corridor .flow-card,
.theme-corridor .flow-card:last-child { background: rgba(10, 39, 68, 0.76); }
.contact,
.theme-corridor .contact { background: linear-gradient(135deg, #0a2947, #0d3b60 64%, #104b73); }
.contact-copy h2 {
  font-size: clamp(2.1rem, 2.7vw, 3.2rem);
  line-height: 1.5;
  letter-spacing: -0.035em;
}
.contact-copy h2 span { white-space: nowrap; }
.contact-route {
  max-width: 560px;
  gap: 1rem;
  margin-top: 3.4rem;
  color: #b7d8ec;
  font-size: clamp(0.78rem, 1vw, 0.95rem);
  letter-spacing: 0.13em;
}
.contact-route span { font-weight: 800; }
.contact-route i { max-width: 120px; background: rgba(153, 211, 239, 0.38); }
.contact-route i::after { width: 45%; background: #86d8f3; }
.js .reveal { opacity: 0; clip-path: inset(0 0 18% 0); transform: translateY(34px); transition: opacity 900ms ease, clip-path 1050ms cubic-bezier(0.2, 0.75, 0.2, 1), transform 1050ms cubic-bezier(0.2, 0.75, 0.2, 1); }
.js .hero .hero-copy { opacity: 1; clip-path: none; transform: none; transition: none; }
.js .reveal-left { clip-path: inset(0 12% 0 0); transform: translateX(-72px); }
.js .reveal-right { clip-path: inset(0 0 0 12%); transform: translateX(72px); }
.js .reveal.is-visible { opacity: 1; clip-path: inset(0 0 0 0); transform: translateY(0); }
.service-card:nth-child(2), .case-card:nth-child(2), .flow-card:nth-child(2) { transition-delay: 90ms; }
.service-card:nth-child(3), .case-card:nth-child(3), .flow-card:nth-child(3) { transition-delay: 180ms; }
.service-card:nth-child(4), .case-card:nth-child(4), .flow-card:nth-child(4) { transition-delay: 270ms; }
.service-card:nth-child(5), .case-card:nth-child(5) { transition-delay: 360ms; }
.case-card:nth-child(6) { transition-delay: 90ms; }
.case-card:nth-child(7) { transition-delay: 180ms; }
.case-card:nth-child(8) { transition-delay: 270ms; }
@keyframes orbit-float { from { transform: translate(0, 0); } to { transform: translate(-2rem, 2rem); } }
@keyframes flow-run { 0%, 12% { transform: translateX(-100%); opacity: 0; } 30% { opacity: 1; } 72% { opacity: 1; } 90%, 100% { transform: translateX(100%); opacity: 0; } }
@keyframes symbol-pulse { 0%, 100% { opacity: 0.25; transform: scaleX(0.55); } 50% { opacity: 1; transform: scaleX(1); } }
@keyframes route-run { from { transform: translateX(-110%); } to { transform: translateX(300%); } }
@media (max-width: 1180px) {
  .service-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .case-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .flow-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; }
  .flow-card, .flow-card:last-child { border: 1px solid var(--line); }
  .flow-arrow { display: none; }
}
@media (max-width: 900px) {
  .site-header { height: 78px; padding-inline: 1.25rem; }
  .site-header.is-scrolled { height: 70px; }
  .brand img { width: 148px; }
  .desktop-nav { display: none; }
  .mobile-nav { display: block; position: relative; }
  .mobile-nav summary { display: grid; width: 46px; height: 46px; cursor: pointer; place-content: center; gap: 5px; border: 1px solid var(--line); background: rgba(3, 15, 36, 0.72); list-style: none; }
  .mobile-nav summary::-webkit-details-marker { display: none; }
  .mobile-nav summary span { display: block; width: 20px; height: 1px; background: var(--accent); }
  .mobile-nav nav { position: absolute; top: 54px; right: 0; display: grid; width: min(300px, calc(100vw - 2.5rem)); border: 1px solid var(--line); background: rgba(3, 13, 31, 0.97); box-shadow: var(--shadow); }
  .mobile-nav nav a { padding: 1rem 1.2rem; border-bottom: 1px solid var(--line); font-size: 0.82rem; font-weight: 700; }
  .mobile-nav nav a:last-child { border-bottom: 0; }
  .hero { min-height: 800px; padding: 8rem 1.25rem 5.5rem; align-items: flex-start; }
  .hero-art { opacity: 1; }
  .hero-art::before { background-position: right center; background-size: auto 88%; opacity: 0.88; }
  .hero-shade, .theme-corridor .hero-shade { background: linear-gradient(180deg, rgba(1, 7, 19, 0.98) 0%, rgba(2, 10, 25, 0.88) 45%, rgba(2, 10, 25, 0.2) 77%, rgba(2, 8, 22, 0.77) 100%), linear-gradient(90deg, rgba(1, 7, 19, 0.86), transparent); }
  .theme-corridor .hero-art { background-position: 59% center; }
  .hero-copy, .theme-corridor .hero-copy { width: 100%; padding-top: 0.5rem; }
  .hero h1 { font-size: clamp(2.35rem, 10.3vw, 4.4rem); }
  .hero-lead { max-width: 42rem; line-height: 1.85; }
  .scroll-cue { display: none; }
  .difference { grid-template-columns: 1fr; }
  .difference-media { min-height: 500px; border-right: 0; border-bottom: 1px solid var(--line); }
  .difference-media img { min-height: 500px; }
  .route-stage { inset: 8% 4% 2%; }
  .difference-copy { max-width: 760px; padding: 5rem 1.5rem 6.5rem; }
  .service-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .case-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .contact { grid-template-columns: 1fr; padding-inline: 1.5rem; }
  .contact-copy h2 span { white-space: normal; }
}
@media (max-width: 620px) {
  .hero { min-height: 780px; }
  .hero-art::before { background-position: right center; background-size: auto 86%; }
  .hero h1 { font-size: clamp(2.15rem, 11vw, 3.6rem); line-height: 1.2; }
  .hero-lead { margin-top: 1.8rem; font-size: 0.88rem; }
  .desktop-break { display: none; }
  .primary-button { width: 100%; max-width: 340px; }
  .hero-index { display: none; }
  .difference-media, .difference-media img { min-height: 430px; }
  .difference-media figcaption { bottom: 1.5rem; }
  .difference-media figcaption b { display: none; }
  .map-meta { inset: 1.5rem; }
  .route-stage { inset: 12% 1% 0; transform: scale(0.92); }
  .route-stage li { transform: scale(0.88); transform-origin: left top; }
  .section { padding-inline: 1.25rem; }
  .section-heading { align-items: flex-start; flex-direction: column; gap: 1rem; }
  .section-heading h2 { font-size: clamp(2.65rem, 14vw, 4.4rem); }
  .section-heading > span { padding: 0; }
  .service-grid, .case-grid, .flow-grid { grid-template-columns: 1fr; }
  .service-card { min-height: 300px; grid-template-columns: 58px 1fr; column-gap: 1.2rem; padding: 2rem 1.5rem; }
  .service-card .card-number { font-size: 2.8rem; }
  .service-card:nth-child(5) { grid-column: auto; }
  .flow-card { min-height: 270px; }
  .case-card { min-height: 180px; grid-template-columns: 58px 1fr; gap: 1rem; padding: 1.7rem 1.4rem; }
  .case-card > span { font-size: 2rem; }
  .contact-copy h2 { font-size: clamp(2.1rem, 10vw, 3rem); line-height: 1.35; }
  .contact-route { gap: 0.65rem; font-size: 0.74rem; }
  .contact-form { padding: 1.35rem; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero-art, .hero-art::before, .hero-scan, .scroll-cue i::after, .section-orbit, .flow-grid::before, .flow-symbol i, .contact-route i::after { animation: none; }
  .js .reveal { opacity: 1; clip-path: none; transform: none; transition: none; }
}