:root {
  --blue: #0868f7;
  --blue-dark: #0450c7;
  --ink: #111318;
  --charcoal: #1c2027;
  --steel: #5d6672;
  --line: #d9dde3;
  --soft: #f2f4f7;
  --white: #ffffff;
  --max: 1200px;
  --side: max(24px, calc((100vw - var(--max)) / 2));
  --font-jp: "Noto Sans JP", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  --font-en: "Inter", Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: var(--font-jp);
  font-size: 16px;
  line-height: 1.85;
  line-break: strict;
  -webkit-font-smoothing: antialiased;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  opacity: .025;
  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='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.7'/%3E%3C/svg%3E");
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button, input, textarea { font: inherit; }
button, summary, a { -webkit-tap-highlight-color: transparent; }
p, h1, h2, h3 { margin-top: 0; }
.phrase { display: inline-block; white-space: nowrap; }
.skip-link { position: fixed; top: -100px; left: 16px; z-index: 10000; padding: 10px 18px; background: var(--blue); color: #fff; }
.skip-link:focus { top: 16px; }
.container { width: min(calc(100% - 48px), var(--max)); margin-inline: auto; }
.section { padding: clamp(96px, 11vw, 160px) 0; }

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 1000;
  height: 82px;
  border-bottom: 1px solid rgba(17, 19, 24, .1);
  background: rgba(255,255,255,.93);
  backdrop-filter: blur(16px);
  transition: height .25s ease, box-shadow .25s ease;
}
.site-header.scrolled { height: 70px; box-shadow: 0 10px 30px rgba(17,19,24,.06); }
.header-inner { height: 100%; padding: 0 var(--side); display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.brand { display: inline-flex; align-items: center; gap: 12px; flex: 0 0 auto; }
.brand-mark {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  background: var(--blue);
  color: white;
  font-family: var(--font-en);
  font-size: 19px;
  font-weight: 800;
  line-height: 1;
  clip-path: polygon(0 0, 100% 0, 100% 72%, 72% 100%, 0 100%);
}
.brand-name { font-family: var(--font-en); font-weight: 800; font-size: 16px; letter-spacing: .075em; }
.brand-name strong { color: var(--blue); }
.global-nav { display: flex; align-items: center; gap: clamp(18px, 2vw, 34px); }
.global-nav > a { font-size: 13px; font-weight: 600; line-height: 1.4; transition: color .2s ease; }
.global-nav > a:not(.nav-cta):hover { color: var(--blue); }
.nav-cta { padding: 13px 18px; color: #fff; background: var(--ink); }
.nav-cta:hover { background: var(--blue); }
.menu-button { display: none; border: 0; background: none; width: 44px; height: 44px; padding: 11px 8px; cursor: pointer; }
.menu-button span { display: block; width: 26px; height: 2px; margin: 6px auto; background: var(--ink); transition: transform .25s, opacity .25s; }

.hero { padding-top: 82px; background: #fff; }
.hero-stage {
  --hero-fade: 1400ms;
  position: relative;
  isolation: isolate;
  display: grid;
  align-items: center;
  min-height: max(620px, calc(100svh - 82px));
  overflow: hidden;
  background: #e7f0f8;
  color: #10314e;
}
.hero-slides, .hero-slide { position: absolute; inset: 0; }
.hero-slides { z-index: -1; overflow: hidden; }
.hero-slide { opacity: 0; visibility: hidden; }
.hero-slide.is-current { z-index: 1; opacity: 1; visibility: visible; }
.hero-slide.is-incoming { z-index: 2; opacity: 0; visibility: visible; transition: opacity var(--hero-fade) ease-in-out; }
.hero-slide.is-incoming.is-visible { opacity: 1; }
.hero-slide img { width: 100%; height: 100%; object-fit: cover; object-position: var(--position); transform-origin: var(--position); }
/* 明るい写真を活かすため、暗い全面フィルターではなく画像別の白いグラデーションを文字側に重ねます。 */
.hero-slide::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(248,252,255,var(--veil-left)) 0%, rgba(248,252,255,var(--veil-mid)) 40%, rgba(248,252,255,.12) 65%, transparent 82%);
}
.hero-slide-cnc { --position: 72% 52%; --mobile-position: 81% 44%; --veil-left: .91; --veil-mid: .7; --veil-mobile: .88; --move-x: -.7%; --move-y: .45%; }
.hero-slide-factory { --position: 62% 50%; --mobile-position: 74% 45%; --veil-left: .95; --veil-mid: .78; --veil-mobile: .92; --move-x: .65%; --move-y: -.4%; }
.hero-slide-web { --position: 70% 54%; --mobile-position: 79% 52%; --veil-left: .92; --veil-mid: .74; --veil-mobile: .9; --move-x: -.55%; --move-y: -.55%; }
.hero-slide-hokuriku { --position: 54% 53%; --mobile-position: 65% 43%; --veil-left: .93; --veil-mid: .8; --veil-mobile: .95; --move-x: .5%; --move-y: .45%; }
.hero-slide.is-current img, .hero-slide.is-incoming img { animation: hero-breathe 7.4s linear both; will-change: transform; }
.hero-stage.is-paused .hero-slide img { animation-play-state: paused; }
@keyframes hero-breathe {
  from { transform: scale(1) translate(0, 0); }
  to { transform: scale(1.07) translate(var(--move-x), var(--move-y)); }
}
.hero-copy { position: relative; padding: clamp(56px, 8vh, 100px) var(--side) 120px; min-width: 0; }
.eyebrow, .section-number {
  margin-bottom: 28px;
  color: var(--blue);
  font-family: var(--font-en);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .16em;
  line-height: 1.4;
}
.eyebrow { display: flex; align-items: center; gap: 12px; }
.eyebrow span { width: 32px; height: 2px; background: var(--blue); }
.hero .eyebrow { width: fit-content; max-width: 100%; margin-bottom: 28px; padding: 9px 15px; background: rgba(255,255,255,.92); color: #075dcc; font-family: var(--font-jp); font-size: clamp(16px, 1.5vw, 20px); font-weight: 800; letter-spacing: .025em; }
.hero .eyebrow > span { width: 20px; flex: 0 0 auto; }
.hero h1 { margin-bottom: 28px; font-size: clamp(46px, 5.1vw, 76px); line-height: 1.28; letter-spacing: -.045em; font-weight: 800; }
.hero h1 .phrase { display: block; }
.hero-lead { max-width: 700px; margin-bottom: 20px; color: #10314e; font-size: clamp(20px, 1.8vw, 25px); line-height: 1.7; font-weight: 700; letter-spacing: -.025em; }
.hero-description { max-width: 530px; margin-bottom: 32px; color: #2c4d67; font-size: 14px; line-height: 1.85; font-weight: 500; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 22px; }
.hero-actions .button { min-height: 62px; gap: 32px; padding-inline: 24px; box-shadow: 0 8px 24px rgba(5,80,170,.12); }
.hero-actions .button > span:last-child { flex: 0 0 auto; }
.button {
  min-height: 56px;
  padding: 15px 21px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 22px;
  border: 1px solid transparent;
  border-radius: 0;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.5;
  cursor: pointer;
  transition: background .2s, color .2s, border-color .2s, transform .2s;
}
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--blue); color: #fff; }
.button-primary:hover { background: var(--blue-dark); }
.button-dark { background: var(--ink); color: #fff; }
.button-dark:hover { background: var(--blue); }
.button-outline { border-color: rgba(255,255,255,.6); color: #fff; }
.button-outline:hover { background: #fff; color: var(--ink); }
.text-link { padding-block: 12px; border-bottom: 1px solid var(--ink); font-size: 14px; font-weight: 700; }
.text-link span { margin-left: 18px; color: var(--blue); }
.hero-bottom { position: absolute; bottom: 30px; inset-inline: var(--side); display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.hero-controls { display: flex; align-items: center; gap: 14px; padding: 2px 10px 2px 16px; background: rgba(250,253,255,.82); border: 1px solid rgba(255,255,255,.8); }
.hero-controls[hidden] { display: none; }
.hero-control, .hero-indicator { display: grid; place-items: center; height: 44px; min-width: 44px; padding: 0; border: 0; background: transparent; color: #10314e; cursor: pointer; }
.hero-control:hover, .hero-indicator:hover { background: rgba(8,104,247,.08); }
.hero-controls button:focus-visible, .hero-actions a:focus-visible { outline: 3px solid #0868f7; outline-offset: 3px; }
.hero-control { font-size: 18px; }
.hero-count { display: flex; align-items: baseline; gap: 7px; font: 500 11px/1 var(--font-en); white-space: nowrap; }
.hero-count b { font-size: 15px; font-weight: 700; }
.hero-count > span { color: #4b6478; }
.hero-indicators { display: flex; }
.hero-indicator span { width: 30px; height: 2px; background: #9aaeba; transition: background .25s; }
.hero-indicator[aria-pressed="true"] span { height: 3px; background: var(--blue); }
.hero-arrows { display: flex; padding-left: 10px; border-left: 1px solid #d1dfe8; }
.hero-location { margin: 0; padding: 12px 16px; color: #10314e; background: rgba(250,253,255,.82); font: 700 10px/1 var(--font-en); letter-spacing: .16em; }
.hero-location span { margin-inline: 9px; color: var(--blue); }
.hero-status { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.hero-facts { min-height: 96px; padding: 0 var(--side); display: grid; grid-template-columns: repeat(3, 1fr); background: var(--ink); color: #fff; }
.hero-facts div { padding: 22px 30px; display: flex; flex-direction: column; justify-content: center; border-left: 1px solid rgba(255,255,255,.13); }
.hero-facts div:last-child { border-right: 1px solid rgba(255,255,255,.13); }
.hero-facts small { margin-bottom: 5px; color: #78aefc; font: 700 9px/1 var(--font-en); letter-spacing: .16em; }
.hero-facts strong { font-size: 13px; font-weight: 600; }

.section-number.light { color: #7aaffb; }
.section-intro { margin-bottom: clamp(48px, 7vw, 84px); }
.section-intro h2, .works-heading h2, .pricing-heading h2, .about h2, .faq h2, .contact h2 {
  margin-bottom: 0;
  font-size: clamp(35px, 4.1vw, 56px);
  line-height: 1.32;
  letter-spacing: -.04em;
  font-weight: 800;
}
.hero h1, .hero-lead, .section-intro h2, .works-heading h2, .pricing-heading h2, .about h2, .faq h2, .contact h2, .large-copy, .problem-note p, .approach-lead, .work-info h3, .button, .accordion summary {
  text-wrap: balance;
  word-break: auto-phrase;
}
.split-heading { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(360px, .8fr); gap: 80px; align-items: end; }
.compact-intro { align-items: center; }
.intro-copy { margin: 0; color: var(--steel); }
.large-copy { color: var(--ink); font-size: clamp(18px, 2vw, 24px); font-weight: 700; line-height: 1.8; letter-spacing: -.02em; }
.section-description { max-width: 570px; margin: 26px 0 0 auto; color: var(--steel); }

.problems { background: var(--soft); }
.problem-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid #cbd0d7; border-left: 1px solid #cbd0d7; }
.problem-grid article { min-height: 220px; padding: 30px; background: rgba(255,255,255,.45); border-right: 1px solid #cbd0d7; border-bottom: 1px solid #cbd0d7; }
.problem-grid article > span { display: block; margin-bottom: 48px; color: var(--blue); font: 700 11px/1 var(--font-en); letter-spacing: .14em; }
.problem-grid article h3 { margin-bottom: 12px; font-size: 18px; line-height: 1.6; text-wrap: balance; }
.problem-grid article p { margin: 0; color: var(--steel); font-size: 14px; font-weight: 500; line-height: 1.7; }
.problem-grid .problem-primary { background: var(--blue); color: #fff; border-color: var(--blue); }
.problem-grid .problem-primary > span, .problem-grid .problem-primary p { color: #fff; }
.problem-note { margin-top: 70px; display: flex; align-items: flex-start; gap: 34px; }
.note-line { width: 90px; height: 3px; flex: 0 0 auto; margin-top: 16px; background: var(--blue); }
.problem-note p { margin: 0; font-size: clamp(21px, 3vw, 34px); line-height: 1.65; }
.problem-note strong { color: var(--blue); font-weight: 800; }

.approach { position: relative; overflow: hidden; background: var(--ink); color: #fff; }
.approach::before { content: ""; position: absolute; inset: 0; opacity: .13; background-image: linear-gradient(rgba(255,255,255,.17) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.17) 1px, transparent 1px); background-size: 72px 72px; mask-image: linear-gradient(90deg, transparent, #000 45%, #000); }
.approach-grid { position: relative; display: grid; grid-template-columns: 1.08fr .92fr; gap: clamp(64px, 7vw, 96px); align-items: center; }
.approach h2 { margin-bottom: 32px; font-size: clamp(36px, 3.8vw, 52px); line-height: 1.3; letter-spacing: -.04em; }
.approach-copy > p:not(.section-number) { color: #b9c0ca; }
.approach-lead { margin: 0; font-size: clamp(18px, 2vw, 23px); font-weight: 600; line-height: 1.8; }
.approach-process { border-top: 1px solid rgba(255,255,255,.2); }
.approach-process article { padding: 32px 0; display: grid; grid-template-columns: 100px 1fr; gap: 24px; border-bottom: 1px solid rgba(255,255,255,.2); }
.approach-process article > span { padding-top: 6px; color: #75aafa; font: 700 10px/1.5 var(--font-en); letter-spacing: .13em; }
.approach-process strong { display: block; margin-bottom: 8px; font-size: 25px; }
.approach-process p { margin: 0; color: #aeb5bf; font-size: 14px; }

.strengths { background: #fff; }
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.feature-grid article { min-height: 325px; padding: 30px 26px; border: 1px solid var(--line); background: #fff; }
.feature-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 80px; }
.feature-head span { color: var(--blue); font: 700 11px/1 var(--font-en); letter-spacing: .13em; }
.feature-head i { position: relative; display: block; width: 42px; height: 42px; border: 1px solid var(--line); }
.feature-head i::before, .feature-head i::after { content: ""; position: absolute; background: var(--blue); }
.feature-head i::before { width: 18px; height: 2px; top: 19px; left: 11px; }
.feature-head i::after { width: 2px; height: 18px; top: 11px; left: 19px; }
.feature-grid h3 { margin-bottom: 18px; font-size: 22px; }
.feature-grid p { margin: 0; color: var(--steel); font-size: 14px; }

.works { background: var(--charcoal); color: #fff; }
.works-heading, .pricing-heading { margin-bottom: clamp(65px, 8vw, 100px); display: grid; grid-template-columns: 1fr minmax(330px, .65fr); gap: 70px; align-items: end; }
.works-heading p:last-child, .pricing-heading p:last-child { margin: 0; color: #aeb5bf; font-size: 14px; }
.work-card { margin-bottom: clamp(100px, 13vw, 170px); display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(340px, .55fr); gap: clamp(45px, 7vw, 90px); align-items: center; }
.work-card:nth-of-type(even) .work-visual { order: 2; }
.work-card:last-child { margin-bottom: 0; }
.work-visual { position: relative; min-width: 0; padding: clamp(40px, 5vw, 72px) clamp(24px, 4vw, 60px) clamp(65px, 7vw, 95px); overflow: hidden; background: #e4e8ed; }
.work-visual::before { content: ""; position: absolute; inset: 0; opacity: .4; background-image: linear-gradient(rgba(17,19,24,.08) 1px, transparent 1px), linear-gradient(90deg, rgba(17,19,24,.08) 1px, transparent 1px); background-size: 40px 40px; }
.work-blue .work-visual { background: #dce8f8; }
.work-orange .work-visual { background: #ece5dc; }
.work-green .work-visual { background: #dde8e4; }
.desktop-mockup { position: relative; z-index: 1; width: 92%; background: #fff; box-shadow: 0 35px 65px rgba(0,0,0,.26); }
.browser-bar { height: 28px; padding: 0 12px; display: flex; align-items: center; gap: 5px; background: #eef0f3; color: #737a84; }
.browser-bar i { width: 5px; height: 5px; border-radius: 50%; background: #a9afb7; }
.browser-bar span { margin-left: 7px; font: 600 6px/1 var(--font-en); letter-spacing: .11em; }
.demo-screen { height: clamp(290px, 32vw, 420px); overflow: hidden; color: #fff; }
.mock-nav { height: 48px; padding: 0 24px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid rgba(255,255,255,.2); }
.mock-nav b { font: 800 10px/1 var(--font-en); letter-spacing: .08em; }
.mock-nav span { font: 600 5px/1 var(--font-en); letter-spacing: .13em; }
.mock-hero { position: relative; height: calc(100% - 96px); padding: clamp(32px, 5vw, 65px); display: flex; flex-direction: column; justify-content: center; }
.mock-hero small { margin-bottom: 14px; font: 700 6px/1 var(--font-en); letter-spacing: .17em; }
.mock-hero strong { font-size: clamp(20px, 3.5vw, 45px); line-height: 1.3; letter-spacing: -.05em; }
.mock-hero em { position: absolute; right: 24px; bottom: 20px; font: 700 6px/1 var(--font-en); letter-spacing: .14em; }
.precision-screen { background: linear-gradient(130deg, #0b2344 0 48%, #156fea 120%); }
.precision-screen .mock-hero::after { content: ""; position: absolute; width: 36%; aspect-ratio: 1; right: 8%; top: 14%; border: 18px solid rgba(117,178,255,.22); border-radius: 50%; box-shadow: inset 0 0 0 1px rgba(255,255,255,.4); }
.mock-stats { height: 48px; display: grid; grid-template-columns: repeat(3, 1fr); background: #fff; color: #1b2b3d; }
.mock-stats span { display: flex; flex-direction: column; justify-content: center; padding: 4px 13px; border-right: 1px solid #dce2e8; font: 600 4px/1.5 var(--font-en); letter-spacing: .1em; }
.mock-stats b { color: #0767ef; font-size: 9px; }
.bankin-screen { color: #111; background: #f2eee7; }
.bankin-screen .mock-nav { border-color: #cbc3b8; }
.bankin-screen .mock-nav b { line-height: 1.1; }
.bankin-screen .mock-hero { background: linear-gradient(115deg, transparent 0 60%, #de5e25 60%); }
.bankin-screen .mock-hero::before { content: ""; position: absolute; width: 28%; height: 58%; right: 10%; top: 18%; background: #202329; transform: skew(-12deg); box-shadow: -12px 14px 0 rgba(255,255,255,.28); }
.mock-projects { height: 48px; padding: 7px 16px; display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 7px; background: #202329; }
.mock-projects span { background: linear-gradient(135deg, #81858b, #272a2f); }
.engineering-screen { background: #e7eeeb; color: #14231e; }
.engineering-screen .mock-nav { border-color: #aebcb6; }
.engineering-screen .mock-hero { background: linear-gradient(90deg, transparent 58%, #0b5045 58%); }
.engineering-screen .mock-hero::before, .engineering-screen .mock-hero::after { content: ""; position: absolute; border: 1px solid rgba(15,102,88,.25); }
.engineering-screen .mock-hero::before { inset: 22px 37% 22px auto; width: 20%; transform: rotate(45deg); }
.engineering-screen .mock-hero::after { width: 38%; aspect-ratio: 1; right: -9%; border-radius: 50%; }
.mock-flow { height: 48px; display: flex; align-items: center; justify-content: space-evenly; background: #0e3c35; color: #fff; font-size: 6px; }
.mock-flow b { color: #55d6b9; }
.phone-mockup { position: absolute; z-index: 2; width: clamp(100px, 15vw, 170px); aspect-ratio: .49; right: clamp(12px, 3vw, 42px); bottom: clamp(14px, 2vw, 28px); padding: 9px; border: 3px solid #191c21; border-radius: 21px; background: #191c21; box-shadow: 0 22px 44px rgba(0,0,0,.35); }
.phone-speaker { position: absolute; z-index: 3; top: 5px; left: 50%; width: 34%; height: 4px; transform: translateX(-50%); border-radius: 5px; background: #32363d; }
.phone-screen { height: 100%; padding: 22% 11% 14%; display: flex; flex-direction: column; color: #fff; border-radius: 13px; overflow: hidden; }
.phone-screen small { font: 700 5px/1 var(--font-en); letter-spacing: .12em; }
.phone-screen strong { margin: auto 0; font-size: clamp(10px, 1.5vw, 18px); line-height: 1.4; }
.phone-screen i { width: 100%; height: 26%; margin-bottom: 12%; border: 1px solid rgba(255,255,255,.35); }
.phone-screen span { font: 700 4px/1 var(--font-en); letter-spacing: .13em; }
.precision-phone { background: linear-gradient(145deg, #0a2447, #0868f7); }
.precision-phone i { border-radius: 50%; }
.bankin-phone { background: linear-gradient(150deg, #f0ebe3 0 48%, #d85b25 48%); color: #111; }
.bankin-phone i { background: #24272c; border: none; }
.engineering-phone { background: linear-gradient(155deg, #edf2f0 0 50%, #0e5549 50%); color: #10251f; }
.engineering-phone i { border-color: #0e5549; transform: rotate(-8deg); }
.work-info { position: relative; }
.work-index { margin-bottom: 34px; color: rgba(255,255,255,.12); font: 800 clamp(70px, 9vw, 120px)/.8 var(--font-en); letter-spacing: -.08em; }
.work-tags { margin-bottom: 18px; display: flex; flex-wrap: wrap; gap: 7px; }
.work-tags span { padding: 4px 8px; border: 1px solid #5b626b; color: #c6cbd2; font-size: 10px; font-weight: 600; }
.work-info h3 { margin-bottom: 10px; font-size: clamp(22px, 2.4vw, 32px); line-height: 1.55; }
.work-type { margin-bottom: 16px; color: #9da5af; font-size: 13px; }
.work-summary { max-width: 390px; margin-bottom: 30px; color: #c0c5cc; font-size: 15px; line-height: 1.8; }
.work-info dl { margin: 0 0 34px; }
.work-info dl div { padding: 17px 0; display: grid; grid-template-columns: 62px 1fr; gap: 12px; border-top: 1px solid rgba(255,255,255,.16); }
.work-info dl div:last-child { border-bottom: 1px solid rgba(255,255,255,.16); }
.work-info dt { color: #70a6f6; font-size: 11px; font-weight: 700; }
.work-info dd { margin: 0; color: #c0c5cc; font-size: 13px; line-height: 1.8; }

.services { background: var(--soft); }
.service-list { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid #ccd1d8; }
.service-list article { min-height: 150px; padding: 28px 26px 28px 0; display: grid; grid-template-columns: 60px minmax(0, 1fr); gap: 24px; border-bottom: 1px solid #ccd1d8; }
.service-list article:nth-child(odd) { margin-right: 34px; }
.service-list article:nth-child(even) { padding-left: 34px; border-left: 1px solid #ccd1d8; }
.service-list article > span { padding-top: 5px; color: var(--blue); font: 700 11px/1 var(--font-en); }
.service-list h3 { margin-bottom: 10px; font-size: clamp(18px, 2vw, 20px); line-height: 1.6; text-wrap: balance; word-break: auto-phrase; }
.service-list p { margin: 0; color: var(--steel); font-size: 14px; }
.service-scope { margin-top: 32px; display: flex; flex-wrap: wrap; gap: 8px; }
.service-scope span { padding: 8px 13px; border: 1px solid #cbd1d8; background: rgba(255,255,255,.6); color: #56606c; font-size: 12px; font-weight: 600; }

.pricing { background: var(--ink); color: #fff; }
.price-grid { display: grid; grid-template-columns: 1.08fr .92fr; gap: 20px; align-items: start; }
.price-card { padding: clamp(30px, 4.5vw, 58px); background: #fff; color: var(--ink); }
.support-price { margin-top: 56px; background: #272c34; color: #fff; }
.price-card-head { margin-bottom: 46px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.price-card-head span { color: var(--blue); font: 700 10px/1 var(--font-en); letter-spacing: .15em; }
.price-card-head b { font-size: 12px; }
.support-price .price-card-head b { color: #b8bec7; }
.price-card h3 { margin-bottom: 14px; font-size: 22px; }
.price { display: flex; align-items: baseline; margin-bottom: 24px; line-height: 1; }
.price > small { margin-right: 8px; font-size: 12px; }
.price strong { font-family: var(--font-en); font-size: clamp(48px, 6vw, 78px); letter-spacing: -.06em; }
.price > span { margin-left: 10px; font-size: 18px; font-weight: 700; }
.price span small { display: block; margin-top: 5px; color: #737b85; font-size: 9px; font-weight: 500; }
.price-card > p:not(.price):not(.price-note) { color: var(--steel); font-size: 13px; }
.support-price > p:not(.price):not(.price-note) { color: #b8bec7; }
.price-card ul { margin: 32px 0 36px; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.support-price ul { border-color: #464d57; }
.price-card li { padding: 12px 0 12px 25px; position: relative; border-bottom: 1px solid var(--line); font-size: 13px; }
.support-price li { border-color: #464d57; }
.price-card li::before { content: ""; position: absolute; left: 2px; top: 20px; width: 9px; height: 5px; border-left: 2px solid var(--blue); border-bottom: 2px solid var(--blue); transform: rotate(-45deg); }
.price-card .button { width: 100%; }
.price-note { margin: 30px 0 0; padding: 18px; border: 1px solid #464d57; color: #bec4cc; font-size: 12px; }
.price-note strong { display: block; margin-bottom: 8px; color: #fff; font-size: 13px; }
.support-price li strong { color: #b8d8ff; font-weight: 700; }

.flow { background: #fff; }
.flow-list { counter-reset: step; display: grid; grid-template-columns: repeat(5, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.flow-list article { min-height: 215px; padding: 26px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.flow-list article > span { display: block; margin-bottom: 50px; color: var(--blue); font: 700 11px/1 var(--font-en); }
.flow-list h3 { margin-bottom: 13px; font-size: 20px; }
.flow-list p { margin: 0; color: var(--steel); font-size: 13px; }

.about { position: relative; overflow: hidden; background: #21252c; color: #fff; }
.about::after { content: "K"; position: absolute; right: -2vw; bottom: -18vw; color: rgba(255,255,255,.025); font: 800 54vw/.7 var(--font-en); }
.about-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1fr 1fr; gap: clamp(60px, 10vw, 140px); }
.about h2 { font-size: clamp(35px, 3.6vw, 50px); }
.about-brand { margin-bottom: 30px; color: #74aafa; font: 800 13px/1 var(--font-en); letter-spacing: .16em; }
.about-copy { padding-top: 70px; }
.about-copy .large-copy { color: #fff; }
.about-copy > p:not(.large-copy) { color: #b4bbc4; font-size: 14px; }
.about-points { margin-top: 38px; display: flex; flex-wrap: wrap; gap: 9px; }
.about-points span { padding: 7px 12px; border: 1px solid #555d68; color: #d3d7dc; font-size: 11px; }

.faq { background: var(--soft); }
.faq-grid { display: grid; grid-template-columns: minmax(280px, .68fr) 1.32fr; gap: clamp(60px, 10vw, 130px); }
.faq h2 { font-size: clamp(35px, 3.4vw, 48px); }
.faq-heading { position: sticky; top: 120px; align-self: start; }
.faq-heading p:last-child { margin-top: 24px; color: var(--steel); font-size: 14px; }
.accordion { border-top: 1px solid #cbd1d8; }
.accordion details { border-bottom: 1px solid #cbd1d8; }
.accordion summary { padding: 25px 50px 25px 0; display: flex; gap: 20px; position: relative; font-size: 15px; font-weight: 700; line-height: 1.7; cursor: pointer; list-style: none; }
.accordion summary::-webkit-details-marker { display: none; }
.accordion summary span { color: var(--blue); font: 800 14px/1.8 var(--font-en); }
.accordion summary::before, .accordion summary::after { content: ""; position: absolute; right: 3px; top: 37px; width: 16px; height: 2px; background: var(--ink); transition: transform .2s; }
.accordion summary::after { transform: rotate(90deg); }
.accordion details[open] summary::after { transform: rotate(0); }
.accordion details > div { padding: 0 50px 26px 35px; }
.accordion details p { margin: 0; color: var(--steel); font-size: 14px; }

.contact { padding: clamp(100px, 12vw, 170px) 0; background: var(--blue); color: #fff; }
.contact-grid { display: grid; grid-template-columns: .95fr 1.05fr; gap: clamp(55px, 7vw, 90px); align-items: start; }
.contact h2 { margin-bottom: 28px; font-size: clamp(35px, 3.5vw, 48px); }
.contact-copy > p:not(.section-number) { color: rgba(255,255,255,.83); }
.contact .section-number { color: #c8ddff; }
.contact-copy { position: sticky; top: 120px; }
.contact-form { padding: clamp(28px, 4vw, 48px); background: #fff; color: var(--ink); }
.form-row { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.contact-form label { display: block; margin-bottom: 18px; font-size: 14px; font-weight: 700; }
.contact-form label > span { margin-left: 7px; color: var(--blue); font-size: 11px; }
.contact-form input, .contact-form textarea { width: 100%; margin-top: 8px; padding: 13px 14px; border: 1px solid #cfd4da; border-radius: 0; outline: 0; color: var(--ink); background: #fafbfc; font-size: 14px; transition: border-color .2s, box-shadow .2s; }
.contact-form input { height: 50px; }
.contact-form textarea { min-height: 140px; resize: vertical; }
.contact-form input:focus, .contact-form textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(8,104,247,.12); }
.contact-form input[aria-invalid="true"], .contact-form textarea[aria-invalid="true"] { border-color: #c72929; background: #fffafa; }
.contact-form input::placeholder, .contact-form textarea::placeholder { color: #9ba2ac; }
.form-submit { width: 100%; border: 0; }
.form-submit { margin-top: 3px; }
.contact-form button:disabled { opacity: .65; cursor: wait; transform: none; }
.form-step { margin: 0 0 26px; color: #4c5a68; font: 700 12px/1.5 var(--font-jp); letter-spacing: .03em; }
.form-step span { display: inline-grid; place-items: center; width: 30px; height: 30px; margin-right: 10px; background: var(--blue); color: #fff; font: 700 11px/1 var(--font-en); }
.form-error { display: block; min-height: 19px; padding-top: 5px; color: #b51f1f; font-size: 12px; font-weight: 600; line-height: 1.5; }
.form-privacy { margin: 14px auto 0; color: #65717e; font-size: 12px; line-height: 1.7; text-align: center; }
.form-honeypot { position: absolute !important; left: -10000px !important; width: 1px !important; height: 1px !important; overflow: hidden !important; }
.form-confirm h3 { margin-bottom: 26px; font-size: 24px; line-height: 1.5; }
.form-confirm h3:focus, .form-result:focus { outline: 0; }
.confirm-list { margin: 0; border-top: 1px solid var(--line); }
.confirm-list > div { display: grid; grid-template-columns: 145px minmax(0, 1fr); border-bottom: 1px solid var(--line); }
.confirm-list dt, .confirm-list dd { margin: 0; padding: 15px 16px; font-size: 13px; line-height: 1.7; overflow-wrap: anywhere; }
.confirm-list dt { background: var(--soft); font-weight: 700; }
.confirm-list dd { white-space: pre-wrap; }
.confirm-actions { margin-top: 28px; display: grid; grid-template-columns: minmax(0, .72fr) minmax(0, 1.28fr); gap: 12px; }
.confirm-actions .button { width: 100%; }
.form-edit { border-color: #aeb6c0; background: #fff; color: var(--ink); }
.form-edit:hover { border-color: var(--blue); color: var(--blue); }
.form-submit-error { min-height: 0; margin: 18px 0 0; padding: 0; color: #a32020; font-size: 13px; font-weight: 600; line-height: 1.7; }
.form-submit-error:not(:empty) { padding: 13px 15px; background: #fff0f0; border-left: 3px solid #c72929; }
.form-result { min-height: 380px; padding: 60px 20px; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; }
.form-result > span { width: 58px; height: 58px; margin-bottom: 24px; display: grid; place-items: center; border-radius: 50%; background: var(--blue); color: #fff; font-size: 28px; font-weight: 700; }
.form-result h3 { margin-bottom: 12px; font-size: clamp(22px, 2.5vw, 28px); line-height: 1.5; }
.form-result p { margin: 0; color: var(--steel); font-size: 15px; }

.site-footer { padding: 52px var(--side) 30px; display: flex; align-items: flex-end; justify-content: space-between; gap: 50px; background: #0e1014; color: #fff; }
.footer-brand { margin-bottom: 20px; }
.footer-brand .brand-mark { width: 30px; height: 30px; font-size: 16px; }
.footer-brand .brand-name { font-size: 14px; }
.footer-brand + p { margin: 0; color: #969da7; font-size: 13px; }
.footer-meta { text-align: right; }
.footer-meta p { margin: 5px 0 0; color: #777f8a; font-size: 10px; }

.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

@media (max-width: 1120px) {
  .global-nav { gap: 18px; }
  .global-nav > a:not(.nav-cta) { display: none; }
  .split-heading { gap: 45px; }
  .problem-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .flow-list { grid-template-columns: repeat(3, 1fr); }
  .work-card { grid-template-columns: 1.3fr .7fr; gap: 45px; }
  .work-visual { padding-left: 35px; padding-right: 35px; }
}

@media (max-width: 820px) {
  html { scroll-padding-top: 68px; }
  .container { width: min(calc(100% - 36px), var(--max)); }
  .site-header, .site-header.scrolled { height: 68px; }
  .header-inner { padding-inline: 18px; }
  .menu-button { display: block; }
  .menu-button.open span:first-child { transform: translateY(4px) rotate(45deg); }
  .menu-button.open span:last-child { transform: translateY(-4px) rotate(-45deg); }
  .global-nav { position: fixed; inset: 68px 0 auto; padding: 22px 18px 26px; display: none; flex-direction: column; align-items: stretch; gap: 0; border-top: 1px solid var(--line); background: #fff; box-shadow: 0 22px 30px rgba(17,19,24,.1); }
  .global-nav.open { display: flex; }
  .global-nav > a:not(.nav-cta) { display: block; padding: 14px 4px; border-bottom: 1px solid var(--line); font-size: 14px; }
  .global-nav .nav-cta { margin-top: 16px; text-align: center; }
  .hero { padding-top: 68px; }
  .hero-stage { min-height: calc(100svh - 68px); display: flex; flex-direction: column; justify-content: flex-end; }
  .hero-copy { width: 100%; padding: clamp(128px, 22svh, 240px) 24px 110px; }
  .hero .eyebrow { display: flex; margin-bottom: 24px; }
  .hero h1 { font-size: clamp(34px, 7.8vw, 62px); }
  .hero-lead .phrase { display: block; }
  .hero-slide img { object-position: var(--mobile-position); transform-origin: var(--mobile-position); }
  .hero-slide::after { background: linear-gradient(0deg, rgba(250,253,255,.99) 0%, rgba(250,253,255,.98) 30%, rgba(250,253,255,var(--veil-mobile)) 49%, rgba(250,253,255,.25) 69%, transparent 88%); }
  .hero-bottom { inset-inline: 24px; bottom: 24px; }
  .hero-arrows { display: none; }
  .hero-location { font-size: 9px; }
  .hero-facts { padding: 0; grid-template-columns: 1fr; }
  .hero-facts div { min-height: 76px; padding: 17px 24px; border-left: 0; border-bottom: 1px solid rgba(255,255,255,.13); }
  .hero-facts div:last-child { border-right: 0; border-bottom: 0; }
  .split-heading, .approach-grid, .works-heading, .pricing-heading, .about-grid, .faq-grid, .contact-grid { grid-template-columns: 1fr; }
  .split-heading, .works-heading, .pricing-heading { gap: 36px; }
  .intro-copy { max-width: 630px; }
  .problem-grid { grid-template-columns: repeat(2, 1fr); }
  .approach-grid { gap: 70px; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-grid article { min-height: 0; }
  .feature-head { margin-bottom: 45px; }
  .ai-note { grid-template-columns: 1fr; gap: 10px; }
  .work-card, .work-card:nth-of-type(even) { grid-template-columns: 1fr; gap: 48px; }
  .work-card:nth-of-type(even) .work-visual { order: 0; }
  .work-visual { padding: 48px 50px 78px 28px; }
  .desktop-mockup { width: 94%; }
  .demo-screen { height: 52vw; min-height: 300px; max-height: 460px; }
  .phone-mockup { width: clamp(110px, 22vw, 165px); }
  .work-info { max-width: 650px; }
  .work-index { margin-bottom: 25px; }
  .service-list { grid-template-columns: 1fr; }
  .service-list article, .service-list article:nth-child(even) { margin: 0; padding: 24px 0; grid-template-columns: 42px minmax(0, 1fr); gap: 20px; border-left: 0; }
  .price-grid { grid-template-columns: 1fr; }
  .support-price { margin-top: 0; }
  .flow-list { grid-template-columns: repeat(2, 1fr); }
  .about-copy { padding-top: 0; }
  .faq-heading, .contact-copy { position: static; }
  .site-footer { align-items: flex-start; flex-direction: column; }
  .footer-meta { text-align: left; }
}

@media (max-width: 560px) {
  body { font-size: 15px; }
  .section { padding: 86px 0; }
  .brand { gap: 9px; }
  .brand-mark { width: 30px; height: 30px; font-size: 16px; }
  .brand-name { font-size: 13px; }
  .eyebrow { margin-bottom: 24px; font-size: 9px; }
  .hero-copy { padding: clamp(128px, 22svh, 240px) 22px 100px; }
  .hero .eyebrow { padding: 8px 10px; margin-bottom: 20px; gap: 8px; font-size: clamp(14px, 3.8vw, 16px); letter-spacing: 0; }
  .hero .eyebrow > span { width: 14px; }
  .hero h1 { margin-bottom: 22px; font-size: clamp(26px, 8.4vw, 44px); line-height: 1.3; }
  .hero-lead { margin-bottom: 16px; font-size: clamp(16px, 4.5vw, 20px); }
  .hero-description { font-size: 13px; margin-bottom: 24px; }
  .hero-actions { align-items: stretch; flex-direction: column; gap: 10px; }
  .hero-actions .button { width: 100%; max-width: 390px; padding: 14px 16px; gap: 14px; font-size: 13px; }
  .hero-bottom { inset-inline: 22px; bottom: 24px; }
  .hero-controls { gap: 8px; padding-inline: 6px; }
  .hero-count { display: none; }
  .hero-location { display: none; }
  .text-link { align-self: flex-start; margin-top: 4px; }
  .section-intro h2, .works-heading h2, .pricing-heading h2, .about h2, .faq h2, .contact h2, .approach h2 { font-size: clamp(28px, 7.8vw, 32px); line-height: 1.4; }
  .problem-grid { grid-template-columns: 1fr; }
  .problem-grid article { min-height: 0; padding: 24px; }
  .problem-grid article > span { margin-bottom: 24px; }
  .problem-note { margin-top: 50px; gap: 18px; }
  .note-line { width: 38px; }
  .problem-note p { font-size: 20px; }
  .problem-note strong {
    display: block;
    white-space: nowrap;
    font-size: clamp(16px, 5vw, 20px);
  }
  .approach::before { background-size: 48px 48px; }
  .approach-process article { grid-template-columns: 74px 1fr; gap: 12px; }
  .approach-process strong { font-size: 21px; }
  .feature-grid article { padding: 27px 24px; }
  .ai-note { padding: 23px 21px; }
  .works-heading { margin-bottom: 58px; }
  .work-card { margin-bottom: 96px; }
  .work-visual { margin-inline: -18px; padding: 38px 35px 62px 18px; }
  .browser-bar { height: 21px; }
  .demo-screen { height: 56vw; min-height: 210px; }
  .mock-nav { height: 33px; padding-inline: 13px; }
  .mock-nav span { display: none; }
  .mock-hero { height: calc(100% - 66px); padding: 27px; }
  .mock-hero strong { font-size: 22px; }
  .mock-stats, .mock-projects, .mock-flow { height: 33px; }
  .phone-mockup { width: 24vw; min-width: 90px; padding: 6px; border-width: 2px; border-radius: 15px; }
  .phone-screen { border-radius: 9px; }
  .work-index { font-size: 72px; }
  .work-info h3 { font-size: 23px; }
  .service-list { grid-template-columns: 1fr; }
  .service-list article, .service-list article:nth-child(even) { grid-template-columns: 34px minmax(0, 1fr); gap: 16px; }
  .price-card { margin-inline: -4px; padding: 28px 22px; }
  .price-card-head { margin-bottom: 36px; }
  .price strong { font-size: clamp(42px, 13vw, 52px); }
  .flow-list { grid-template-columns: 1fr; }
  .flow-list article { min-height: 0; padding: 25px; }
  .flow-list article > span { margin-bottom: 30px; }
  .faq-grid { gap: 50px; }
  .accordion summary { padding-right: 37px; gap: 13px; }
  .accordion details > div { padding-left: 27px; padding-right: 20px; }
  .contact-form { margin-inline: -4px; padding: 27px 20px; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .confirm-list > div { grid-template-columns: 1fr; }
  .confirm-list dt { padding-bottom: 5px; background: #fff; color: var(--steel); font-size: 12px; }
  .confirm-list dd { padding-top: 0; }
  .confirm-actions { grid-template-columns: 1fr; }
  .confirm-actions .form-edit { order: 2; }
  .site-footer { padding-inline: 20px; }
}

@media (max-width: 820px) and (max-height: 650px) {
  .hero-copy { padding-top: 80px; padding-bottom: 88px; }
  .hero h1 { margin-bottom: 16px; }
  .hero-lead { margin-bottom: 12px; }
  .hero-description { margin-bottom: 18px; }
  .hero-bottom { bottom: 18px; }
}

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