:root {
  --ink: #191b17;
  --muted: #6f7369;
  --paper: #f4f5ef;
  --surface: #ffffff;
  --lime: #b8e600;
  --lime-soft: #eafaad;
  --line: #dfe2d7;
  --radius: 30px;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  font-synthesis: none;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { color: inherit; font: inherit; }

.skip-link { position: fixed; z-index: 999; top: 8px; left: 8px; padding: 10px 14px; background: var(--ink); color: #fff; transform: translateY(-150%); }
.skip-link:focus { transform: translateY(0); }
.site-header { position: fixed; z-index: 20; top: 0; right: 0; left: 0; transition: background .25s, box-shadow .25s; }
.site-header.scrolled { background: rgba(244, 245, 239, .9); box-shadow: 0 1px 0 rgba(25, 27, 23, .08); backdrop-filter: blur(18px); }
.nav-wrap { display: flex; width: min(1320px, calc(100% - 64px)); height: 92px; align-items: center; justify-content: space-between; margin: auto; }
.brand { display: inline-flex; align-items: center; gap: 11px; font-size: 23px; font-weight: 900; letter-spacing: -.05em; }
.brand-mark { display: grid; width: 38px; height: 38px; place-items: center; border-radius: 12px; background: var(--lime); color: var(--ink); font-size: 20px; transform: rotate(-4deg); }
.nav-links { display: flex; align-items: center; gap: 38px; font-size: 14px; font-weight: 700; }
.nav-links a { position: relative; padding: 8px 0; }
.nav-links a::after { position: absolute; right: 0; bottom: 0; left: 0; height: 2px; background: var(--ink); content: ""; transform: scaleX(0); transition: transform .2s; }
.nav-links a:hover::after, .nav-links a:focus-visible::after { transform: scaleX(1); }
.menu-button { display: none; padding: 10px; border: 0; background: transparent; }

.hero { display: grid; width: min(1440px, 100%); min-height: 820px; grid-template-columns: .92fr 1.08fr; align-items: stretch; margin: auto; padding: 116px 32px 32px; }
.hero-content { display: flex; flex-direction: column; justify-content: center; padding: 70px clamp(24px, 5vw, 88px); }
.eyebrow { display: flex; align-items: center; gap: 10px; margin: 0 0 30px; color: #62675a; font-size: 12px; font-weight: 850; letter-spacing: .13em; text-transform: uppercase; }
.eyebrow > span { width: 24px; height: 3px; border-radius: 2px; background: var(--lime); }
.hero h1, .section h2, .manifesto p { margin: 0; font-weight: 900; letter-spacing: -.06em; line-height: 1.06; }
.hero h1 { max-width: 650px; font-size: clamp(60px, 6.5vw, 106px); }
.hero h1 em, .contact h2 em { color: #7da000; font-style: normal; }
.hero-copy { max-width: 510px; margin: 34px 0 0; color: var(--muted); font-size: 17px; line-height: 1.9; }
.hero-actions { display: flex; align-items: center; gap: 28px; margin-top: 40px; }
.button { display: inline-flex; min-height: 54px; align-items: center; justify-content: center; gap: 34px; padding: 0 22px; border-radius: 16px; font-size: 14px; font-weight: 850; transition: transform .2s, box-shadow .2s; }
.button-primary { background: var(--ink); color: #fff; box-shadow: 0 10px 24px rgba(25, 27, 23, .16); }
.button:hover { transform: translateY(-2px); box-shadow: 0 14px 30px rgba(25, 27, 23, .2); }
.text-action { padding: 10px 0; font-size: 14px; font-weight: 800; }
.text-action span { margin-left: 8px; color: #7da000; }
.hero-note { display: flex; align-items: center; gap: 9px; margin-top: 64px; color: #7a7e73; font-size: 12px; font-weight: 700; }
.pulse { width: 8px; height: 8px; border-radius: 50%; background: var(--lime); box-shadow: 0 0 0 5px rgba(184, 230, 0, .2); }
.hero-visual { position: relative; min-height: 650px; overflow: hidden; border-radius: var(--radius); background: #dce3d2; }
.hero-visual::after { position: absolute; inset: 0; background: linear-gradient(180deg, transparent 40%, rgba(12, 14, 10, .38)); content: ""; }
.hero-visual > img { width: 100%; height: 100%; object-fit: cover; }
.route-card { position: absolute; z-index: 2; display: flex; flex-direction: column; padding: 17px 19px; border: 1px solid rgba(255,255,255,.5); border-radius: 18px; box-shadow: 0 12px 30px rgba(18,20,16,.15); backdrop-filter: blur(15px); }
.route-card span { font-size: 11px; }
.route-card strong { margin-top: 5px; font-size: 15px; }
.route-card-top { top: 28px; right: 28px; background: rgba(255,255,255,.84); }
.route-card-bottom { right: 28px; bottom: 28px; left: 28px; background: rgba(26,29,22,.78); color: #fff; }
.route-card-bottom strong { order: -1; margin: 0 0 7px; font-size: 20px; }
.route-card-bottom span { color: rgba(255,255,255,.72); }

.manifesto { padding: 140px 32px; text-align: center; }
.manifesto p { color: #b2b6aa; font-size: clamp(32px, 4vw, 65px); }
.manifesto p:nth-child(2) { color: var(--ink); }
.section { width: min(1320px, calc(100% - 64px)); margin: auto; padding: 130px 0; }
.section-heading { display: grid; grid-template-columns: 1.2fr .8fr; align-items: end; gap: 60px; margin-bottom: 60px; }
.section h2 { font-size: clamp(42px, 5vw, 72px); }
.section-heading > p { max-width: 480px; margin: 0 0 8px; color: var(--muted); font-size: 16px; line-height: 1.9; }
.service-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 20px; }
.service-card { display: flex; min-height: 340px; overflow: hidden; flex-direction: column; justify-content: space-between; padding: 34px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.service-card-large { grid-row: span 2; padding: 0; }
.service-image { min-height: 520px; overflow: hidden; }
.service-image img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.service-card:hover .service-image img { transform: scale(1.025); }
.service-copy { display: grid; grid-template-columns: 48px 1fr; gap: 20px; padding-top: 8px; }
.service-card-large .service-copy { padding: 32px 34px 38px; }
.service-number { color: #8b9084; font-size: 11px; font-weight: 850; letter-spacing: .08em; }
.service-copy h3 { margin: 0 0 10px; font-size: 26px; letter-spacing: -.04em; }
.service-copy p { max-width: 470px; margin: 0; color: var(--muted); font-size: 14px; line-height: 1.75; }
.mini-calendar { display: grid; grid-template-columns: repeat(5, 1fr); gap: 9px; padding: 36px 15px 5px; }
.mini-calendar span { color: #9a9e95; font-size: 9px; text-align: center; }
.mini-calendar i { height: 50px; border-radius: 12px; background: #f0f2ea; }
.mini-calendar i.active { background: var(--lime-soft); }
.mini-calendar i.dark { background: var(--lime); }
.service-card-dark { background: var(--ink); color: #fff; }
.service-card-dark .service-copy p, .service-card-dark .service-number { color: #aeb2a8; }
.progress-lines { display: flex; flex-direction: column; gap: 13px; padding: 30px 12px 5px 67px; }
.progress-lines i { width: var(--w); height: 13px; border-radius: 8px; background: linear-gradient(90deg, var(--lime), #e1ff68); }
.service-card-photo { position: relative; min-height: 360px; grid-column: 1 / -1; padding: 0; }
.service-card-photo > img { width: 100%; height: 440px; object-fit: cover; object-position: center 42%; }
.service-card-photo::after { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(13,15,11,.82), rgba(13,15,11,.08)); content: ""; }
.photo-overlay { position: absolute; z-index: 2; top: 0; bottom: 0; left: 0; display: grid; width: min(640px, 70%); grid-template-columns: 48px 1fr; align-content: end; gap: 20px; padding: 46px; color: #fff; }
.photo-overlay .service-number, .photo-overlay p { color: rgba(255,255,255,.72); }
.photo-overlay h3 { margin: 0 0 12px; font-size: 34px; }
.photo-overlay p { margin: 0; line-height: 1.7; }

.about { display: grid; width: 100%; grid-template-columns: .42fr 1.58fr; gap: 60px; padding: 150px max(32px, calc((100% - 1320px)/2)); background: var(--ink); color: #fff; }
.eyebrow.light { color: #aeb2a8; }
.about-copy h2 { max-width: 900px; }
.about-detail { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; margin-top: 72px; }
.about-detail p { margin: 0; color: #bfc3b9; font-size: 15px; line-height: 2; }
.contact { padding-top: 150px; padding-bottom: 150px; }
.contact-row { display: grid; grid-template-columns: 1.25fr .75fr; align-items: end; gap: 80px; }
.contact-card { padding: 32px; border: 1px solid var(--line); border-radius: 24px; background: #fff; }
.contact-card span { color: #8b9084; font-size: 11px; font-weight: 850; letter-spacing: .08em; }
.contact-card strong { display: block; margin-top: 20px; font-size: 22px; }
.contact-card p { margin: 10px 0 0; color: var(--muted); font-size: 13px; line-height: 1.8; }
.site-footer { padding: 65px max(32px, calc((100% - 1320px)/2)) 26px; background: #e7e9df; }
.footer-main { display: flex; align-items: center; justify-content: space-between; padding-bottom: 55px; }
.footer-main p { color: var(--muted); font-size: 13px; }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; padding-top: 22px; border-top: 1px solid #cfd2c6; color: #74786e; font-size: 12px; }
.footer-bottom a:hover { color: var(--ink); text-decoration: underline; }

@media (max-width: 900px) {
  .nav-wrap { width: calc(100% - 36px); height: 76px; }
  .menu-button { display: flex; width: 42px; height: 42px; flex-direction: column; align-items: center; justify-content: center; gap: 6px; border-radius: 12px; background: var(--ink); }
  .menu-button span { width: 18px; height: 2px; background: #fff; transition: transform .2s; }
  .menu-button[aria-expanded="true"] span:first-child { transform: translateY(4px) rotate(45deg); }
  .menu-button[aria-expanded="true"] span:last-child { transform: translateY(-4px) rotate(-45deg); }
  .nav-links { position: absolute; top: 68px; right: 18px; display: none; width: 180px; flex-direction: column; align-items: stretch; gap: 0; padding: 12px; border: 1px solid var(--line); border-radius: 18px; background: rgba(255,255,255,.96); box-shadow: 0 18px 50px rgba(22,24,18,.13); }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 13px 14px; }
  .hero { min-height: auto; grid-template-columns: 1fr; padding: 110px 18px 18px; }
  .hero-content { padding: 48px 12px 64px; }
  .hero-visual { min-height: 620px; }
  .section-heading, .contact-row { grid-template-columns: 1fr; align-items: start; }
  .service-grid { grid-template-columns: 1fr; }
  .service-card-large { grid-row: auto; }
  .service-card-photo { grid-column: auto; }
  .about { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .brand-name { font-size: 20px; }
  .hero h1 { font-size: clamp(54px, 17vw, 76px); }
  .hero-copy { font-size: 15px; }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: 12px; }
  .hero-note { margin-top: 44px; }
  .hero-visual { min-height: 500px; }
  .route-card-top { top: 16px; right: 16px; }
  .route-card-bottom { right: 16px; bottom: 16px; left: 16px; }
  .manifesto { padding: 100px 22px; text-align: left; }
  .manifesto p { font-size: 35px; line-height: 1.18; }
  .section { width: calc(100% - 36px); padding: 100px 0; }
  .section h2 { font-size: 43px; }
  .section-heading { gap: 30px; margin-bottom: 38px; }
  .service-card { min-height: 320px; padding: 25px; }
  .service-card-large { padding: 0; }
  .service-image { min-height: 390px; }
  .service-card-large .service-copy { padding: 28px 25px 32px; }
  .service-copy { grid-template-columns: 34px 1fr; }
  .service-card-photo > img { height: 470px; }
  .photo-overlay { width: 100%; grid-template-columns: 34px 1fr; padding: 28px; }
  .service-card-photo::after { background: linear-gradient(0deg, rgba(13,15,11,.88), rgba(13,15,11,.05)); }
  .about { width: 100%; gap: 20px; padding: 100px 24px; }
  .about-detail { grid-template-columns: 1fr; gap: 22px; margin-top: 50px; }
  .contact-row { gap: 48px; }
  .footer-main, .footer-bottom { align-items: flex-start; flex-direction: column; gap: 18px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; }
}