:root {
  --ink: #0d2034;
  --ink-2: #173149;
  --muted: #5e6d7b;
  --teal: #0f8279;
  --teal-dark: #09685f;
  --teal-soft: #e8f5f3;
  --green-link: #24584c;
  --white: #ffffff;
  --soft: #f6f8fa;
  --warm: #fbfaf6;
  --line: #dbe3e8;
  --line-strong: #c9d5dc;
  --navy: #0b2239;
  --shadow: 0 16px 42px rgba(13, 32, 52, .08);
  --radius: 16px;
  --max: 1180px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
img { display: block; width: 100%; height: auto; }
button, input, textarea { font: inherit; }
.container { width: min(var(--max), calc(100% - 40px)); margin: 0 auto; }
.skip-link { position: absolute; left: -9999px; }
.skip-link:focus { left: 16px; top: 16px; z-index: 999; padding: 10px 14px; background: #fff; border: 2px solid var(--teal); border-radius: 8px; }
:focus-visible { outline: 3px solid rgba(15,130,121,.35); outline-offset: 3px; }

.site-header {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(14px);
  background: rgba(255,255,255,.92);
  border-bottom: 1px solid rgba(13,32,52,.08);
}
.nav { height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 11px; text-decoration: none; font-weight: 800; letter-spacing: -.02em; color: var(--ink); }
.brand img { width: 34px; height: 34px; }
.brand small { display: block; color: var(--muted); font-size: 10px; font-weight: 700; letter-spacing: .09em; text-transform: uppercase; line-height: 1.2; margin-top: 1px; }
.nav-links { display: flex; align-items: center; gap: 24px; }
.nav-links a { text-decoration: none; font-size: 14px; font-weight: 700; color: #3e4e5c; }
.nav-links a:hover { color: var(--teal-dark); }
.nav-toggle { display:none; border:1px solid var(--line); background:#fff; color:var(--ink); border-radius:10px; padding:9px 11px; font-weight:800; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 48px; padding: 0 20px; border-radius: 10px; border: 1px solid transparent; text-decoration: none; font-weight: 800; font-size: 14px; cursor: pointer; transition: transform .18s ease, background .18s ease, border-color .18s ease, box-shadow .18s ease; }
.btn:hover { transform: translateY(-1px); }
.btn:disabled { opacity: .58; cursor: wait; transform: none; }
.btn-primary { background: var(--teal); color: #fff; box-shadow: 0 8px 20px rgba(15,130,121,.16); }
.btn-primary:hover { background: var(--teal-dark); }
.nav-links .btn-primary, .nav-links .btn-primary:hover { color: #fff; }
.btn-secondary { background: #fff; border-color: var(--line-strong); color: var(--ink); }
.btn-secondary:hover { border-color: var(--teal); color: var(--teal-dark); }
.btn-light { background:#fff; color:var(--navy); }

.eyebrow { color: var(--teal-dark); font-size: 11px; font-weight: 900; letter-spacing: .17em; text-transform: uppercase; }
.eyebrow.light { color:#78d2c8; }

.hero { padding: 88px 0 92px; background: linear-gradient(180deg, #fff 0%, #fbfcfd 100%); }
.hero-grid { display:grid; grid-template-columns: 1.08fr .92fr; align-items:center; gap:72px; }
.hero-copy-wrap { max-width: 720px; }
.hero h1, .case-hero h1, .work-hero h1 {
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  font-weight: 800;
  letter-spacing: -.048em;
}
.hero h1 { font-size: clamp(44px, 5.5vw, 72px); line-height: 1.01; margin: 15px 0 24px; max-width: 800px; }
.hero-copy { font-size: 19px; color: #526474; max-width: 690px; }
.hero-actions { display:flex; flex-wrap:wrap; gap:12px; margin-top:32px; }
.hero-note { margin-top:18px; color:var(--muted); font-size:13px; }

.system-card { background:#fff; border:1px solid var(--line); border-top:3px solid var(--teal); border-radius:18px; padding:30px; box-shadow:var(--shadow); }
.system-card h2 { font-size:30px; line-height:1.12; letter-spacing:-.03em; margin:8px 0 24px; }
.flow { display:grid; }
.flow div { display:grid; grid-template-columns:38px 92px 1fr; align-items:center; gap:10px; padding:14px 0; border-bottom:1px solid var(--line); }
.flow div:last-child { border-bottom:0; }
.flow b { color:var(--teal-dark); font-size:12px; }
.flow span { font-weight:800; font-size:14px; }
.flow small { color:var(--muted); font-size:12px; }

.section { padding: 88px 0; }
.section.soft { background: var(--soft); }
.section.alt { background: var(--soft); }
.section.dark, .principles-section { background: var(--navy); color:#fff; }
.section-head { max-width: 790px; margin-bottom: 38px; }
.section-head h2, .trust-grid h2, .assessment h2, .manifesto h2 {
  font-size: clamp(34px, 4.2vw, 54px);
  line-height:1.08;
  letter-spacing:-.04em;
  font-weight:800;
  margin:10px 0 14px;
}
.section-head p, .trust-grid > div > p { color:var(--muted); font-size:17px; }

.problem-grid, .service-grid, .work-grid, .value-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:16px; }
.problem { padding:24px; border:1px solid var(--line); border-radius:14px; background:#fff; }
.problem .num { color:var(--teal-dark); font-size:11px; font-weight:900; }
.problem h3, .service h3 { margin:12px 0 7px; font-size:18px; letter-spacing:-.015em; }
.problem p, .service p { margin:0; color:var(--muted); font-size:14px; }

.steps { display:grid; grid-template-columns:repeat(5,1fr); gap:0; border-top:1px solid var(--line); border-bottom:1px solid var(--line); }
.step { padding:27px 20px 29px; border-right:1px solid var(--line); min-height:205px; }
.step:last-child { border-right:0; }
.step .index { color:var(--teal-dark); font-weight:900; font-size:12px; margin-bottom:46px; }
.step h3 { margin:0 0 8px; font-size:19px; }
.step p { margin:0; color:var(--muted); font-size:14px; }

.offer { display:grid; grid-template-columns:.92fr 1.08fr; gap:60px; align-items:start; }
.offer-panel { background:#fff; border:1px solid var(--line); border-left:4px solid var(--teal); border-radius:14px; padding:32px; position:sticky; top:106px; box-shadow:0 10px 28px rgba(13,32,52,.04); }
.offer-panel h2 { font-size:32px; letter-spacing:-.03em; margin:8px 0 5px; }
.offer-panel h3 { font-size:23px; letter-spacing:-.025em; margin:0 0 14px; color:var(--teal-dark); }
.offer-panel p { color:var(--muted); }
.offer-flow { margin:22px 0 26px; display:flex; flex-wrap:wrap; align-items:center; gap:7px; }
.offer-flow span { border:1px solid var(--line-strong); background:var(--soft); padding:7px 9px; border-radius:8px; font-size:11px; font-weight:800; }
.offer-flow b { color:#8a99a6; }
.feature-list { display:grid; gap:0; }
.feature { display:grid; grid-template-columns:42px 1fr; gap:14px; padding:18px 0; border-bottom:1px solid var(--line); }
.feature:last-child { border-bottom:0; }
.feature i { width:34px;height:34px;border-radius:8px;background:var(--teal-soft);display:grid;place-items:center;color:var(--teal-dark);font-style:normal;font-weight:900;font-size:11px; }
.feature h4 { margin:0 0 4px; font-size:17px; }
.feature p { margin:0; color:var(--muted); font-size:14px; }

.service { padding:25px; border-radius:14px; border:1px solid var(--line); background:#fff; }
.service.featured { border-top:3px solid var(--teal); }
.service .tag { display:inline-flex; padding:5px 8px; border-radius:6px; background:var(--teal-soft); color:var(--teal-dark); font-size:10px; font-weight:900; text-transform:uppercase; letter-spacing:.09em; }

.work-card { text-decoration:none; display:block; background:#fff; border:1px solid var(--line); border-radius:14px; overflow:hidden; transition:.18s ease; }
.work-card:hover { transform:translateY(-3px); box-shadow:var(--shadow); border-color:#cbd9df; }
.work-card .thumb { aspect-ratio:16/10; overflow:hidden; background:#eef3f5; border-bottom:1px solid var(--line); }
.work-card .thumb img { height:100%; object-fit:cover; object-position:top; }
.work-card .body { padding:21px; }
.work-card .meta { color:var(--teal-dark); font-size:10px; text-transform:uppercase; font-weight:900; letter-spacing:.1em; }
.work-card h3 { font-size:25px; font-weight:800; line-height:1.1; letter-spacing:-.025em; margin:8px 0 10px; }
.work-card p { color:var(--muted); margin:0 0 12px; font-size:14px; }
.work-card strong { color:var(--teal-dark); font-size:13px; }
.section-action { margin-top:26px; }

.principles-section { padding:82px 0; }
.manifesto { display:grid; grid-template-columns:.9fr 1.1fr; gap:72px; align-items:center; }
.manifesto h2 { color:#fff; margin-top:10px; }
.manifesto > div > p { color:#b9c7d1; max-width:600px; }
.principles { display:grid; }
.principle { display:grid; grid-template-columns:38px 1fr; gap:10px; padding:15px 0; border-bottom:1px solid rgba(255,255,255,.13); }
.principle:last-child { border-bottom:0; }
.principle b { color:#75cec5; font-size:12px; }
.principle span { color:#edf3f6; }

.fit-grid { display:grid; grid-template-columns:1fr 1fr; gap:18px; }
.fit-card { padding:28px; border-radius:14px; border:1px solid var(--line); background:#fff; }
.fit-card.good { border-top:3px solid var(--teal); }
.fit-card h3 { font-size:25px; margin:0 0 15px; font-weight:800; letter-spacing:-.025em; }
.fit-card ul { margin:0; padding-left:20px; color:var(--muted); }
.fit-card li { margin:8px 0; }
.fit-card > p { color:var(--muted); margin:18px 0 0; }

.trust-grid { display:grid; grid-template-columns:1.08fr .92fr; gap:58px; align-items:center; }
.founder-card { display:grid; grid-template-columns:84px 1fr; gap:20px; align-items:center; background:#fff; border:1px solid var(--line); border-radius:14px; padding:25px; }
.founder-mark { width:84px; height:84px; display:grid; place-items:center; background:var(--navy); color:#fff; border-radius:12px; font-weight:900; letter-spacing:.08em; }
.mini-label { display:block; color:var(--teal-dark); font-size:10px; font-weight:900; text-transform:uppercase; letter-spacing:.12em; }
.founder-card h3 { margin:4px 0 6px; font-size:22px; }
.founder-card p { margin:0; color:var(--muted); font-size:14px; }

.assessment { padding:96px 0; background:#fff; border-top:1px solid var(--line); }
.assessment-grid { display:grid; grid-template-columns:.88fr 1.12fr; gap:70px; align-items:start; }
.assessment-copy { position:sticky; top:110px; }
.assessment h2 { margin-top:12px; }
.assessment-copy > p { color:var(--muted); font-size:17px; }
.assessment-points { display:flex; flex-wrap:wrap; gap:8px; margin:25px 0; }
.assessment-points span { padding:7px 10px; border:1px solid var(--line); border-radius:8px; font-size:12px; font-weight:800; color:var(--ink-2); background:var(--soft); }
.contact-line { font-size:14px !important; }
.contact-line a { color:var(--teal-dark); font-weight:800; }
.form-card { border:1px solid var(--line); border-radius:16px; padding:30px; box-shadow:var(--shadow); background:#fff; }
.assessment-form { display:grid; gap:18px; }
.field-row { display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.field { display:grid; gap:7px; }
.field label { font-size:13px; font-weight:800; color:var(--ink-2); }
.field input, .field textarea { width:100%; border:1px solid var(--line-strong); border-radius:9px; background:#fff; color:var(--ink); padding:12px 13px; transition:border-color .16s ease, box-shadow .16s ease; }
.field input { min-height:47px; }
.field textarea { resize:vertical; min-height:132px; }
.field input:focus, .field textarea:focus { border-color:var(--teal); box-shadow:0 0 0 3px rgba(15,130,121,.1); outline:none; }
.submit-btn { width:max-content; min-width:220px; }
.form-status { min-height:20px; margin:0; color:var(--muted); font-size:13px; }
.form-status.error { color:#a12828; }
.form-note { margin:0; color:var(--muted); font-size:12px; }
.hp-field { position:absolute !important; left:-10000px !important; width:1px !important; height:1px !important; overflow:hidden !important; }
.success-card { padding:28px 8px 8px; }
.success-card:focus { outline:none; }
.success-icon { width:44px; height:44px; display:grid; place-items:center; border-radius:50%; background:var(--teal-soft); color:var(--teal-dark); font-size:21px; font-weight:900; margin-bottom:16px; }
.success-card h3 { font-size:25px; letter-spacing:-.025em; margin:0 0 8px; }
.success-card p { color:var(--muted); margin:0; }

.site-footer { padding:34px 0 44px; border-top:1px solid var(--line); background:#fff; }
.footer-grid { display:flex; align-items:flex-start; justify-content:space-between; gap:30px; }
.footer-grid p { color:var(--muted); font-size:13px; margin:6px 0 0; }
.footer-links { display:flex; flex-wrap:wrap; gap:18px; justify-content:flex-end; }
.footer-links a { color:var(--muted); text-decoration:none; font-size:13px; font-weight:700; }
.footer-links a:hover { color:var(--teal-dark); }

/* Selected work */
.work-hero { padding:90px 0 54px; background:#fff; }
.work-hero h1 { font-size:clamp(48px,6.4vw,78px); line-height:1; margin:12px 0 18px; }
.work-hero p { font-size:19px; color:var(--muted); max-width:740px; }
.work-list { padding-bottom:100px; }
.work-feature { display:grid; grid-template-columns:1.08fr .92fr; gap:48px; align-items:center; padding:46px 0; border-top:1px solid var(--line); text-decoration:none; }
.work-feature:last-child { border-bottom:1px solid var(--line); }
.work-feature .image { border:1px solid var(--line); border-radius:14px; overflow:hidden; box-shadow:0 12px 30px rgba(13,32,52,.05); background:#fff; }
.work-feature .image img { aspect-ratio:16/10; object-fit:cover; object-position:top; }
.work-feature h2 { font-size:40px; line-height:1.05; letter-spacing:-.035em; font-weight:800; margin:8px 0 12px; }
.work-feature p { color:var(--muted); }
.work-feature .arrow { display:inline-flex; margin-top:12px; color:var(--teal-dark); font-weight:900; }

/* Case studies */
.case-hero { padding:84px 0 52px; background:#fff; }
.case-hero .kicker { display:flex; gap:10px; align-items:center; flex-wrap:wrap; color:var(--teal-dark); font-size:11px; font-weight:900; letter-spacing:.1em; text-transform:uppercase; }
.case-hero h1 { font-size:clamp(48px,6vw,76px); line-height:1; margin:12px 0 18px; }
.case-hero p { max-width:800px; font-size:19px; color:var(--muted); }
.case-shot { margin:22px 0 72px; background:#fff; border:1px solid var(--line); border-radius:15px; padding:10px; box-shadow:var(--shadow); overflow:hidden; }
.case-shot img { border-radius:9px; }
.case-section { padding:72px 0; border-top:1px solid var(--line); }
.case-grid { display:grid; grid-template-columns:.72fr 1.28fr; gap:70px; }
.case-grid h2 { font-size:39px; line-height:1.08; letter-spacing:-.035em; font-weight:800; margin:0; }
.case-grid .copy { color:#455867; font-size:16px; }
.case-grid .copy p:first-child { margin-top:0; }
.process { margin-top:30px; display:flex; flex-wrap:wrap; align-items:center; gap:7px; }
.process span { padding:7px 10px; border-radius:7px; background:var(--teal-soft); color:var(--teal-dark); font-size:11px; font-weight:900; }
.process b { color:#9aa8b3; }
.gallery { display:grid; grid-template-columns:1fr 1fr; gap:18px; }
.gallery .tile { background:#fff; border:1px solid var(--line); border-radius:14px; overflow:hidden; }
.gallery .tile img { aspect-ratio:16/10; object-fit:cover; object-position:top; border-bottom:1px solid var(--line); }
.gallery .caption { padding:16px 18px 18px; }
.gallery .caption h3 { margin:0 0 5px; font-size:16px; }
.gallery .caption p { margin:0; color:var(--muted); font-size:13px; }
.insight { border-radius:14px; background:var(--navy); color:#fff; padding:34px; border-left:4px solid var(--teal); }
.insight h3 { font-size:31px; font-weight:800; letter-spacing:-.03em; margin:0 0 12px; }
.insight p { color:#c5d1da; margin:0; }
.case-values { display:grid; grid-template-columns:repeat(3,1fr); gap:14px; margin-top:26px; }
.case-values div { border:1px solid var(--line); border-radius:12px; padding:19px; background:#fff; }
.case-values h4 { margin:0 0 5px; }
.case-values p { margin:0; color:var(--muted); font-size:13px; }
.case-next { padding:76px 0; background:var(--soft); }
.case-next .next-card { background:#fff; border:1px solid var(--line); border-radius:14px; padding:32px; display:flex; align-items:center; justify-content:space-between; gap:28px; text-decoration:none; }
.case-next h3 { font-size:31px; font-weight:800; letter-spacing:-.03em; margin:0; }
.case-next p { margin:5px 0 0; color:var(--muted); }

@media (max-width: 980px) {
  .nav-toggle { display:block; }
  .nav-links { display:none; position:absolute; left:20px; right:20px; top:68px; padding:18px; background:#fff; border:1px solid var(--line); border-radius:12px; box-shadow:var(--shadow); flex-direction:column; align-items:stretch; }
  .nav-links.open { display:flex; }
  .nav-links .btn { width:100%; }
  .hero-grid, .offer, .manifesto, .trust-grid, .assessment-grid, .work-feature, .case-grid { grid-template-columns:1fr; }
  .problem-grid, .service-grid, .work-grid, .case-values { grid-template-columns:1fr 1fr; }
  .steps { grid-template-columns:1fr 1fr; border:1px solid var(--line); }
  .step { border-bottom:1px solid var(--line); min-height:auto; }
  .offer-panel, .assessment-copy { position:static; }
  .work-feature .image { order:-1; }
  .case-grid { gap:26px; }
}
@media (max-width: 640px) {
  .container { width:min(100% - 28px, var(--max)); }
  .brand span { font-size:13px; }
  .brand small { display:none; }
  .hero { padding:58px 0 64px; }
  .hero h1, .case-hero h1 { font-size:42px; }
  .hero-grid { gap:38px; }
  .system-card { padding:24px; }
  .flow div { grid-template-columns:32px 82px 1fr; }
  .section, .assessment { padding:66px 0; }
  .problem-grid, .service-grid, .work-grid, .case-values, .fit-grid, .gallery, .field-row { grid-template-columns:1fr; }
  .steps { grid-template-columns:1fr; }
  .step { border-right:0; }
  .form-card { padding:22px; }
  .submit-btn { width:100%; }
  .footer-grid { flex-direction:column; }
  .footer-links { justify-content:flex-start; }
  .case-shot { margin-bottom:50px; }
  .case-next .next-card { align-items:flex-start; flex-direction:column; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior:auto; }
  *, *::before, *::after { animation-duration:.01ms !important; animation-iteration-count:1 !important; transition-duration:.01ms !important; }
}