:root {
  --red: #740909;
  --red-dark: #590606;
  --red-soft: rgba(116, 9, 9, 0.08);
  --gray: #edeced;
  --white: #ffffff;
  --ink: #171416;
  --muted: #625c60;
  --line: rgba(23, 20, 22, 0.11);
  --line-light: rgba(255, 255, 255, 0.18);
  --container: 1240px;
  --radius: 14px;
  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --ease-in-out: cubic-bezier(0.77, 0, 0.175, 1);
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 96px; }

body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: "Manrope", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}

body.menu-open { overflow: hidden; }

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button { color: inherit; }

h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { letter-spacing: -0.045em; text-wrap: balance; }
h1 { font-size: clamp(3.7rem, 5.6vw, 5.7rem); line-height: 0.98; margin-bottom: 28px; max-width: 13ch; }
h2 { font-size: clamp(2.5rem, 4.4vw, 4.4rem); line-height: 1.04; margin-bottom: 24px; }
h3 { font-size: clamp(1.35rem, 2vw, 2rem); line-height: 1.16; }
p { color: var(--muted); }

.container { width: min(var(--container), calc(100% - 64px)); margin-inline: auto; }
.section { padding-block: 128px; }
.skip-link { position: fixed; top: 10px; left: 10px; z-index: 100; padding: 10px 16px; background: var(--ink); color: var(--white); transform: translateY(-150%); transition: transform 160ms var(--ease-out); }
.skip-link:focus { transform: translateY(0); }

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 22px;
  border: 1px solid var(--red);
  border-radius: 10px;
  background: var(--red);
  color: var(--white);
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
  transition: transform 160ms var(--ease-out), background-color 160ms var(--ease-out), border-color 160ms var(--ease-out), opacity 160ms var(--ease-out);
}
.button-small { min-height: 44px; padding-inline: 18px; font-size: 0.9rem; }
.button-light { background: var(--white); border-color: var(--white); color: var(--red); }
.button:active { transform: scale(0.985); }
.button:disabled { opacity: 0.55; cursor: not-allowed; }
.text-link { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; font-weight: 700; color: var(--ink); }
.text-link span { transition: transform 160ms var(--ease-out); }

:focus-visible { outline: 3px solid rgba(116, 9, 9, 0.28); outline-offset: 4px; }
.results :focus-visible, .contact :focus-visible { outline-color: rgba(255, 255, 255, 0.72); }

.site-header {
  position: fixed;
  top: 16px;
  left: 0;
  right: 0;
  z-index: 50;
  transition: top 180ms var(--ease-out);
}
.header-inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  min-height: 72px;
  padding: 8px 10px 8px 16px;
  border: 1px solid rgba(23, 20, 22, 0.08);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 18px 54px rgba(23, 20, 22, 0.08);
  backdrop-filter: blur(18px);
  transition: min-height 180ms var(--ease-out), box-shadow 180ms var(--ease-out), background-color 180ms var(--ease-out);
}
.site-header.is-scrolled { top: 8px; }
.site-header.is-scrolled .header-inner { min-height: 64px; box-shadow: 0 16px 44px rgba(23, 20, 22, 0.11); }
.brand { width: 94px; height: 54px; display: flex; align-items: center; overflow: hidden; }
.brand img { width: 82px; }
.desktop-nav { display: flex; justify-content: center; align-items: center; gap: 30px; }
.desktop-nav a { position: relative; padding-block: 12px; color: #4f494d; font-size: 0.91rem; font-weight: 600; }
.desktop-nav a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: 7px; height: 1px; background: var(--red); transition: right 180ms var(--ease-out); }
.menu-toggle { display: none; width: 44px; height: 44px; padding: 0; border: 0; background: transparent; cursor: pointer; }
.menu-toggle span { display: block; width: 22px; height: 2px; margin: 5px auto; background: var(--ink); transition: transform 180ms var(--ease-out); }
.menu-toggle[aria-expanded="true"] span:first-child { transform: translateY(3.5px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:last-child { transform: translateY(-3.5px) rotate(-45deg); }
.mobile-menu { width: min(var(--container), calc(100% - 32px)); margin: 8px auto 0; padding: 18px; border: 1px solid var(--line); border-radius: 16px; background: var(--white); box-shadow: 0 22px 60px rgba(23, 20, 22, 0.14); }
.mobile-menu nav { display: grid; gap: 4px; }
.mobile-menu nav > a:not(.button) { padding: 12px 8px; font-weight: 650; }

.hero { min-height: 100svh; display: flex; align-items: center; padding: 124px 0 72px; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.04fr) minmax(430px, 0.96fr); gap: 76px; align-items: center; }
.eyebrow { margin-bottom: 22px; color: var(--red); font-size: 0.76rem; font-weight: 800; letter-spacing: 0.13em; text-transform: uppercase; }
.hero-lead { max-width: 58ch; margin-bottom: 30px; font-size: clamp(1.08rem, 1.5vw, 1.23rem); line-height: 1.7; }
.hero-actions { display: flex; align-items: center; gap: 26px; margin-bottom: 22px; }
.hero-note { max-width: 58ch; margin-bottom: 0; font-size: 0.84rem; color: #777075; }

.operation-map { position: relative; min-height: 590px; border: 1px solid var(--line); border-radius: 18px; background: var(--gray); overflow: hidden; box-shadow: 0 30px 90px rgba(116, 9, 9, 0.1); }
.operation-map::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(116, 9, 9, 0.055) 1px, transparent 1px), linear-gradient(90deg, rgba(116, 9, 9, 0.055) 1px, transparent 1px); background-size: 28px 28px; mask-image: linear-gradient(to bottom, black, transparent 80%); pointer-events: none; }
.map-header { position: relative; display: flex; justify-content: space-between; align-items: center; padding: 18px 20px; border-bottom: 1px solid var(--line); color: #534d51; font-size: 0.75rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; }
.map-status { display: inline-flex; align-items: center; gap: 7px; color: var(--red); }
.map-status::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--red); }
.map-body { position: relative; display: grid; grid-template-columns: 0.74fr 44px 1.18fr; grid-template-rows: auto auto; gap: 22px 12px; padding: 34px; }
.map-sources { display: grid; align-content: center; gap: 12px; }
.source-node { display: flex; align-items: center; gap: 12px; min-height: 48px; padding: 0 14px; border: 1px solid rgba(116, 9, 9, 0.13); border-radius: 10px; background: rgba(255,255,255,0.8); font-size: 0.9rem; font-weight: 700; }
.source-node span { color: var(--red); font-size: 0.68rem; letter-spacing: 0.08em; }
.map-connector { position: relative; display: grid; align-content: center; gap: 45px; }
.map-connector::after { content: ""; position: absolute; top: 50%; left: 0; right: -12px; height: 1px; background: var(--red); }
.map-connector i { width: 100%; height: 1px; background: rgba(116, 9, 9, 0.34); }
.xomi-core { display: flex; min-height: 210px; flex-direction: column; align-items: center; justify-content: center; padding: 28px; border-radius: 14px; background: var(--red); color: var(--white); box-shadow: 0 24px 60px rgba(116, 9, 9, 0.24); text-align: center; }
.xomi-core img { width: 96px; margin-bottom: 12px; filter: brightness(0) invert(1); opacity: 0.9; }
.xomi-core strong { margin-bottom: 5px; font-size: 1.15rem; }
.xomi-core span { color: rgba(255,255,255,0.72); font-size: 0.75rem; }
.map-output { grid-column: 1 / -1; padding: 22px; border: 1px solid var(--line); border-radius: 12px; background: rgba(255,255,255,0.88); }
.map-output > span { color: var(--red); font-size: 0.7rem; font-weight: 800; letter-spacing: 0.1em; text-transform: uppercase; }
.map-output > strong { display: block; margin: 5px 0 15px; font-size: 1.15rem; }
.output-line { display: inline-flex; align-items: center; gap: 7px; margin: 0 16px 5px 0; color: #5e575b; font-size: 0.75rem; }
.output-line i { width: 6px; height: 6px; border-radius: 50%; background: var(--red); }

.sector-strip { padding-block: 30px; border-block: 1px solid var(--line); background: var(--gray); }
.sector-strip-inner { display: flex; align-items: center; gap: 56px; }
.sector-strip p { flex: 0 0 auto; margin: 0; color: var(--ink); font-size: 0.82rem; font-weight: 800; }
.sector-list { display: flex; flex: 1; justify-content: space-between; gap: 24px; color: #6b6468; font-size: 0.8rem; font-weight: 650; }

.problem-grid { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 100px; align-items: start; }
.section-intro { position: sticky; top: 130px; }
.section-intro h2 { max-width: 10ch; }
.section-intro p, .section-heading p { max-width: 60ch; font-size: 1.06rem; }
.problem-list { margin: 0; padding: 0; list-style: none; }
.problem-list li { display: grid; grid-template-columns: 56px 1fr; gap: 22px; padding: 32px 0; border-top: 1px solid var(--line); }
.problem-list li:last-child { border-bottom: 1px solid var(--line); }
.problem-list > li > span { color: var(--red); font-size: 0.74rem; font-weight: 800; letter-spacing: 0.08em; }
.problem-list h3 { margin-bottom: 10px; }
.problem-list p { max-width: 55ch; margin-bottom: 0; }
.problem-statement { margin-top: 96px; padding: 42px 0 0 24%; border-top: 1px solid var(--line); }
.problem-statement p { max-width: 26ch; margin: 0; color: var(--red); font-size: clamp(1.8rem, 3vw, 3.1rem); font-weight: 700; line-height: 1.2; letter-spacing: -0.035em; }

.solutions { background: var(--gray); }
.section-heading { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 80px; align-items: end; margin-bottom: 80px; }
.section-heading h2, .section-heading p { margin-bottom: 0; }
.solution-chapters { border-top: 1px solid rgba(23,20,22,0.18); }
.solution-chapter { display: grid; grid-template-columns: 80px 1.1fr 0.9fr; gap: 34px; align-items: start; padding: 52px 0; border-bottom: 1px solid rgba(23,20,22,0.18); }
.chapter-number { color: var(--red); font-size: 0.78rem; font-weight: 800; letter-spacing: 0.1em; }
.chapter-copy h3 { margin-bottom: 14px; font-size: clamp(1.9rem, 3vw, 3rem); }
.chapter-copy p { max-width: 58ch; margin: 0; }
.solution-chapter ul { display: grid; gap: 0; margin: 0; padding: 0; list-style: none; }
.solution-chapter li { padding: 12px 0; border-bottom: 1px solid rgba(23,20,22,0.12); color: #4f494d; font-size: 0.9rem; font-weight: 650; }

.results { background: var(--red); color: var(--white); }
.results-grid { display: grid; grid-template-columns: 0.82fr 1.18fr; gap: 88px; align-items: center; }
.eyebrow-light { color: rgba(255,255,255,0.68); }
.results h2 { max-width: 9ch; }
.results-copy > p:not(.eyebrow) { max-width: 52ch; color: rgba(255,255,255,0.72); }
.case-tabs { display: flex; gap: 8px; margin-top: 36px; }
.case-tabs button { min-height: 44px; padding: 0 16px; border: 1px solid var(--line-light); border-radius: 8px; background: transparent; color: rgba(255,255,255,0.68); font-weight: 700; cursor: pointer; transition: background-color 160ms var(--ease-out), color 160ms var(--ease-out), transform 160ms var(--ease-out); }
.case-tabs button[aria-selected="true"] { background: var(--white); color: var(--red); }
.case-panel { min-height: 510px; padding: 48px; border: 1px solid var(--line-light); border-radius: 16px; background: rgba(255,255,255,0.07); }
.case-meta { display: flex; justify-content: space-between; margin-bottom: 74px; color: rgba(255,255,255,0.58); font-size: 0.72rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; }
.case-panel h3 { max-width: 12ch; margin-bottom: 20px; font-size: clamp(2rem, 3.5vw, 3.6rem); }
.case-panel > p { max-width: 56ch; margin-bottom: 46px; color: rgba(255,255,255,0.78); }
.case-flow { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; gap: 16px; align-items: center; padding-top: 24px; border-top: 1px solid var(--line-light); }
.case-flow span { display: block; margin-bottom: 8px; color: rgba(255,255,255,0.5); font-size: 0.67rem; font-weight: 700; text-transform: uppercase; }
.case-flow strong { display: block; font-size: 0.82rem; line-height: 1.45; }
.case-flow > i { color: rgba(255,255,255,0.46); font-style: normal; }

.method .section-heading { margin-bottom: 60px; }
.method-steps { display: grid; grid-template-columns: repeat(4, 1fr); margin: 0; padding: 0; border-top: 1px solid var(--line); list-style: none; }
.method-steps li { position: relative; min-height: 300px; padding: 32px 30px 24px 0; border-right: 1px solid var(--line); }
.method-steps li + li { padding-left: 30px; }
.method-steps li:last-child { border-right: 0; }
.method-steps span { display: block; margin-bottom: 80px; color: var(--red); font-size: 0.74rem; font-weight: 800; }
.method-steps h3 { margin-bottom: 12px; }
.method-steps p { margin-bottom: 0; font-size: 0.9rem; }

.industries { background: var(--gray); }
.industries-grid { display: grid; grid-template-columns: 0.72fr 1.28fr; gap: 100px; }
.industries-intro h2 { max-width: 9ch; }
.industries-intro p { max-width: 46ch; }
.industry-matrix { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid rgba(23,20,22,0.18); }
.industry-matrix > div { min-height: 170px; padding: 30px; border-right: 1px solid rgba(23,20,22,0.18); border-bottom: 1px solid rgba(23,20,22,0.18); }
.industry-matrix > div:nth-child(even) { border-right: 0; }
.industry-matrix strong { display: block; margin-bottom: 20px; font-size: 1.04rem; }
.industry-matrix span { color: var(--muted); font-size: 0.88rem; line-height: 1.55; }

.company { overflow: hidden; }
.company-grid { display: grid; grid-template-columns: 0.8fr 1.2fr; min-height: 540px; border: 1px solid var(--line); border-radius: 18px; overflow: hidden; }
.company-mark { position: relative; display: grid; place-items: center; background: var(--gray); }
.company-mark::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(116,9,9,0.06) 1px, transparent 1px), linear-gradient(90deg,rgba(116,9,9,0.06) 1px, transparent 1px); background-size: 32px 32px; }
.company-mark img { position: relative; width: 250px; }
.company-copy { display: flex; flex-direction: column; justify-content: center; padding: 72px; }
.company-copy h2 { max-width: 9ch; }
.company-lead { max-width: 58ch; font-size: 1.12rem; line-height: 1.75; }
.principles { display: flex; flex-wrap: wrap; gap: 12px 24px; margin-top: 32px; padding-top: 24px; border-top: 1px solid var(--line); color: var(--red); font-size: 0.78rem; font-weight: 750; }

.faq { border-top: 1px solid var(--line); }
.faq-grid { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 100px; }
.faq-intro { position: sticky; top: 130px; align-self: start; }
.faq-intro h2 { max-width: 9ch; }
.faq-list { border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { position: relative; padding: 26px 46px 26px 0; font-weight: 700; cursor: pointer; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; position: absolute; right: 8px; top: 22px; color: var(--red); font-size: 1.4rem; font-weight: 400; transition: transform 180ms var(--ease-out); }
.faq-list details[open] summary::after { transform: rotate(45deg); }
.faq-list details p { max-width: 66ch; padding: 0 48px 24px 0; margin: 0; }

.contact { background: var(--red); color: var(--white); }
.contact-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 100px; }
.contact-copy h2 { max-width: 10ch; }
.contact-copy > p:not(.eyebrow) { max-width: 54ch; color: rgba(255,255,255,0.74); font-size: 1.05rem; }
.contact-copy ul { display: grid; gap: 12px; margin: 36px 0 0; padding: 0; list-style: none; }
.contact-copy li { display: flex; align-items: center; gap: 12px; font-size: 0.9rem; }
.contact-copy li::before { content: ""; width: 18px; height: 1px; background: rgba(255,255,255,0.7); }
.contact-form { padding: 40px; border-radius: 16px; background: var(--white); color: var(--ink); }
.contact-form label { display: grid; gap: 8px; margin-bottom: 18px; color: #4e484c; font-size: 0.78rem; font-weight: 750; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.contact-form input, .contact-form select, .contact-form textarea { width: 100%; border: 1px solid rgba(23,20,22,0.16); border-radius: 9px; background: #fbfafb; color: var(--ink); outline: none; transition: border-color 150ms var(--ease-out), box-shadow 150ms var(--ease-out); }
.contact-form input, .contact-form select { min-height: 48px; padding: 0 13px; }
.contact-form textarea { resize: vertical; padding: 12px 13px; }
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus { border-color: var(--red); box-shadow: 0 0 0 3px rgba(116,9,9,0.1); }
.contact-form [aria-invalid="true"] { border-color: var(--red); }
.contact-form .button { width: 100%; margin-top: 4px; }
.form-note, .form-status { margin: 12px 0 0; color: #6c6569; font-size: 0.73rem; text-align: center; }
.form-status { min-height: 1.2em; color: var(--red); font-weight: 700; }

.site-footer { padding: 80px 0 28px; background: var(--white); }
.footer-main { display: grid; grid-template-columns: 1.5fr 0.7fr 0.9fr; gap: 80px; padding-bottom: 64px; }
.footer-brand img { width: 112px; margin-bottom: 22px; }
.footer-brand p { max-width: 38ch; margin-bottom: 0; font-size: 0.88rem; }
.footer-links { display: grid; align-content: start; gap: 11px; font-size: 0.84rem; }
.footer-links strong { margin-bottom: 8px; }
.footer-links a, .footer-links span { display: inline-flex; align-items: center; min-height: 44px; color: var(--muted); }
.footer-bottom { display: flex; justify-content: space-between; padding-top: 24px; border-top: 1px solid var(--line); color: #777075; font-size: 0.75rem; }

.reveal { opacity: 1; transform: none; }
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity 520ms var(--ease-out), transform 520ms var(--ease-out); }
.js .reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (hover: hover) and (pointer: fine) {
  .button:hover { transform: translateY(-2px); background: var(--red-dark); border-color: var(--red-dark); }
  .button-light:hover { background: var(--gray); border-color: var(--gray); color: var(--red); }
  .text-link:hover span { transform: translateX(4px); }
  .desktop-nav a:hover::after { right: 0; }
  .case-tabs button:hover { transform: translateY(-1px); color: var(--white); }
  .case-tabs button[aria-selected="true"]:hover { color: var(--red); }
  .footer-links a:hover { color: var(--red); }
}

@media (max-width: 1100px) {
  .container { width: min(var(--container), calc(100% - 48px)); }
  .desktop-nav { gap: 18px; }
  .hero-grid { gap: 42px; grid-template-columns: 1fr 0.9fr; }
  .operation-map { min-height: 540px; }
  .map-body { padding: 24px; }
  .problem-grid, .industries-grid, .faq-grid, .contact-grid { gap: 64px; }
  .results-grid { gap: 50px; }
  .case-panel { padding: 36px; }
  .company-copy { padding: 52px; }
}

@media (max-width: 900px) {
  .section { padding-block: 96px; }
  .desktop-nav, .header-cta { display: none; }
  .header-inner { grid-template-columns: 1fr auto; }
  .menu-toggle { display: block; }
  .hero { min-height: auto; padding-top: 130px; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-copy { max-width: 760px; }
  .operation-map { min-height: 0; }
  .sector-strip-inner { align-items: flex-start; flex-direction: column; gap: 16px; }
  .sector-list { width: 100%; flex-wrap: wrap; justify-content: flex-start; }
  .problem-grid, .results-grid, .industries-grid, .company-grid, .faq-grid, .contact-grid { grid-template-columns: 1fr; }
  .section-intro, .faq-intro { position: static; }
  .section-intro h2, .industries-intro h2, .faq-intro h2 { max-width: 13ch; }
  .problem-grid { gap: 50px; }
  .problem-statement { margin-top: 70px; padding-left: 14%; }
  .section-heading { grid-template-columns: 1fr; gap: 20px; }
  .solution-chapter { grid-template-columns: 60px 1fr; }
  .solution-chapter ul { grid-column: 2; }
  .results h2 { max-width: 12ch; }
  .case-panel { min-height: 460px; }
  .method-steps { grid-template-columns: 1fr 1fr; }
  .method-steps li:nth-child(2) { border-right: 0; }
  .method-steps li:nth-child(n+3) { border-top: 1px solid var(--line); }
  .company-grid { min-height: 0; }
  .company-mark { min-height: 360px; }
  .contact-grid { gap: 56px; }
}

@media (max-width: 640px) {
  .container { width: min(100% - 32px, var(--container)); }
  .section { padding-block: 76px; }
  h1 { max-width: 11ch; font-size: clamp(3rem, 13vw, 4.35rem); }
  h2 { font-size: clamp(2.25rem, 10vw, 3.25rem); }
  .site-header { top: 8px; }
  .header-inner { min-height: 62px; padding-left: 12px; border-radius: 13px; }
  .brand { height: 46px; }
  .brand img { width: 70px; }
  .hero { padding: 112px 0 62px; }
  .hero-actions { align-items: stretch; flex-direction: column; gap: 10px; }
  .hero-actions .button, .hero-actions .text-link { width: 100%; justify-content: center; }
  .hero-note { font-size: 0.76rem; }
  .operation-map { border-radius: 14px; }
  .map-body { grid-template-columns: 1fr; padding: 20px; }
  .map-sources { grid-template-columns: repeat(3, 1fr); }
  .source-node { justify-content: center; flex-direction: column; gap: 2px; padding: 8px 4px; font-size: 0.75rem; }
  .map-connector { display: none; }
  .xomi-core { min-height: 170px; }
  .output-line { display: flex; margin-right: 0; }
  .sector-strip { padding-block: 24px; }
  .sector-list { gap: 10px 20px; }
  .problem-list li { grid-template-columns: 42px 1fr; gap: 12px; padding: 26px 0; }
  .problem-statement { margin-top: 56px; padding: 30px 0 0; }
  .problem-statement p { max-width: none; }
  .section-heading { margin-bottom: 48px; }
  .solution-chapter { grid-template-columns: 34px 1fr; gap: 18px; padding: 38px 0; }
  .solution-chapter ul { grid-column: 1 / -1; padding-left: 52px; }
  .case-tabs { width: 100%; overflow-x: auto; }
  .case-tabs button { flex: 1 0 auto; }
  .case-panel { min-height: 0; padding: 26px 22px; }
  .case-meta { margin-bottom: 48px; }
  .case-flow { grid-template-columns: 1fr; gap: 14px; }
  .case-flow > i { transform: rotate(90deg); }
  .method-steps { grid-template-columns: 1fr; }
  .method-steps li, .method-steps li + li { min-height: 0; padding: 28px 0; border-right: 0; border-top: 1px solid var(--line); }
  .method-steps span { margin-bottom: 42px; }
  .industry-matrix { grid-template-columns: 1fr; }
  .industry-matrix > div { min-height: 0; padding: 26px 0; border-right: 0; }
  .company-mark { min-height: 280px; }
  .company-mark img { width: 190px; }
  .company-copy { padding: 38px 24px; }
  .principles { flex-direction: column; }
  .faq-list summary { padding-block: 22px; }
  .contact-form { padding: 26px 20px; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .footer-main { grid-template-columns: 1fr; gap: 40px; }
  .footer-bottom { align-items: flex-start; flex-direction: column; gap: 10px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  .reveal { opacity: 1; transform: none; }
}