/* ---------- Tokens ---------- */
:root {
  --paper: #F3F0EA;
  --paper-deep: #E6E1D6;
  --ink: #1B1A18;
  --muted: #5F5C55;
  --accent: #1F5A48;
  --accent-dark: #16302A;
  --line: rgba(27, 26, 24, .22);

  --serif: "Instrument Serif", Georgia, "Times New Roman", serif;
  --sans: "Hanken Grotesk", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

  --space-1: .5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2.5rem;
  --space-5: 4rem;
  --space-6: clamp(4.5rem, 9vw, 8rem);
  --gutter: clamp(1.25rem, 5vw, 4rem);
  --max: 1280px;
  --radius: 2px;
  --header-h: 72px;
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 8px); }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--serif); font-weight: 400; line-height: 1.05; margin: 0; letter-spacing: -.01em; }
h2 { font-size: clamp(2.25rem, 5vw, 4rem); }
h3 { font-size: 1.6rem; line-height: 1.15; }
p { margin: 0 0 var(--space-2); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.skip { position: absolute; left: -999px; top: 0; background: var(--ink); color: var(--paper); padding: .75rem 1rem; z-index: 200; }
.skip:focus { left: 0; }
section { padding: var(--space-6) var(--gutter); }
.lead { font-size: 1.2rem; color: var(--muted); max-width: 34rem; }

/* ---------- Buttons & links ---------- */
.btn {
  display: inline-block;
  background: var(--accent);
  color: var(--paper);
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  padding: .9rem 1.6rem;
  font: 500 1rem var(--sans);
  text-decoration: none;
  cursor: pointer;
  transition: background .2s, color .2s;
}
.btn:hover { background: transparent; color: var(--accent); }
.btn-small { padding: .5rem 1rem; font-size: .92rem; background: transparent; color: var(--ink); border-color: var(--ink); }
.btn-small:hover { background: var(--ink); color: var(--paper); }
.text-link {
  text-decoration: none;
  background: linear-gradient(currentColor, currentColor) 0 100% / 100% 1px no-repeat;
  padding-bottom: 2px;
  transition: background-size .25s, color .2s;
}
.text-link:hover { background-size: 0 1px; color: var(--accent); }

/* ---------- Header ---------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  height: var(--header-h);
  transition: height .25s, background .25s, border-color .25s;
  border-bottom: 1px solid transparent;
}
.site-header.scrolled {
  --header-h: 60px;
  height: 60px;
  background: rgba(243, 240, 234, .96);
  border-bottom-color: var(--line);
}
.header-inner {
  max-width: var(--max); height: 100%; margin: 0 auto; padding: 0 var(--gutter);
  display: flex; align-items: center; justify-content: space-between;
}
.logo { display: flex; align-items: center; gap: .6rem; text-decoration: none; font-weight: 600; letter-spacing: -.01em; }
.logo small { font-weight: 400; color: var(--muted); }
.logo-mark { width: 18px; height: 18px; background: var(--accent); border-radius: 9px 9px 0 0; }
.nav { display: flex; align-items: center; gap: 2rem; font-size: .95rem; }
.nav a:not(.btn) { text-decoration: none; position: relative; padding: .25rem 0; }
.nav a:not(.btn)::after {
  content: ""; position: absolute; left: 0; bottom: 0; width: 100%; height: 1px;
  background: var(--accent); transform: scaleX(0); transform-origin: left; transition: transform .25s;
}
.nav a:not(.btn):hover::after { transform: scaleX(1); }
.nav-toggle { display: none; background: none; border: 0; width: 44px; height: 44px; cursor: pointer; position: relative; }
.nav-toggle span { position: absolute; left: 10px; right: 10px; height: 2px; background: var(--ink); transition: transform .25s, top .25s; }
.nav-toggle span:first-child { top: 17px; }
.nav-toggle span:last-child { top: 25px; }
.nav-toggle[aria-expanded="true"] span:first-child { top: 21px; transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:last-child { top: 21px; transform: rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  max-width: var(--max); margin: 0 auto;
  padding: calc(var(--header-h) + var(--space-5)) var(--gutter) var(--space-6);
  display: grid; grid-template-columns: 1.1fr .9fr; gap: var(--space-5); align-items: end;
}
.tag { display: inline-block; font-size: .92rem; color: var(--accent); border-left: 2px solid var(--accent); padding-left: .75rem; margin-bottom: var(--space-3); }
.hero h1 { font-size: clamp(3rem, 8vw, 6.5rem); margin-bottom: var(--space-3); }
.hero h1 em { font-style: italic; }
.hero-actions { display: flex; align-items: center; gap: var(--space-3); margin-top: var(--space-4); flex-wrap: wrap; }
.hero-visual { position: relative; margin-bottom: -2rem; }
.hero-note {
  position: absolute; left: -2.5rem; bottom: 2rem; max-width: 15rem;
  background: var(--paper); border: 1px solid var(--ink); padding: .9rem 1.1rem; font-size: .9rem; line-height: 1.4;
}
.hero-note strong { display: block; font-weight: 600; }
.hero-note span { color: var(--muted); }

/* ---------- About ---------- */
.about { background: var(--paper-deep); }
.about > * { max-width: var(--max); margin-left: auto; margin-right: auto; }
.about-head { max-width: 52rem !important; margin-left: 0 !important; margin-right: auto; padding-left: 0; }
.about-body { display: grid; grid-template-columns: 1.2fr .8fr; gap: var(--space-5); margin-top: var(--space-5); align-items: start; }
.about-copy { column-gap: 3rem; }
.about-copy p { max-width: 38rem; }
.facts { display: grid; grid-template-columns: repeat(3, auto); justify-content: start; gap: var(--space-4); margin: var(--space-4) 0 0; padding-top: var(--space-3); border-top: 1px solid var(--line); }
.facts dt { font-family: var(--serif); font-size: 2.4rem; line-height: 1; color: var(--accent); }
.facts dd { margin: .35rem 0 0; font-size: .9rem; color: var(--muted); }
.about-figure { margin: 0; transform: translateY(-3.5rem); }
.about-figure figcaption { font-family: var(--serif); font-style: italic; font-size: 1.3rem; line-height: 1.3; margin-top: var(--space-2); max-width: 22rem; }

/* ---------- Services ---------- */
.services { max-width: var(--max); margin: 0 auto; display: grid; grid-template-columns: 5fr 7fr; column-gap: var(--space-5); row-gap: var(--space-4); }
.services-intro { grid-column: 1 / -1; display: grid; grid-template-columns: 5fr 7fr; column-gap: var(--space-5); align-items: end; }
.services-intro p { color: var(--muted); max-width: 30rem; margin: 0; }
.icon { width: 44px; height: 44px; flex: none; fill: none; stroke: var(--accent); stroke-width: 1.6; stroke-linecap: square; stroke-linejoin: miter; }
.service { display: flex; gap: var(--space-3); }
.service h3 { margin-bottom: .4rem; }
.service p { margin: 0; color: var(--muted); }
.featured { align-self: start; position: sticky; top: calc(var(--header-h) + 2rem); flex-direction: column; background: var(--accent-dark); color: var(--paper); padding: var(--space-4); }
.featured .icon { stroke: var(--paper); width: 56px; height: 56px; }
.featured h3 { font-size: 2.4rem; }
.featured p { color: rgba(243, 240, 234, .8); }
.service-list { list-style: none; margin: 0; padding: 0; }
.service-list .service { padding: var(--space-3) 0; border-top: 1px solid var(--line); transition: padding-left .25s; }
.service-list .service:last-child { border-bottom: 1px solid var(--line); }
.service-list .service:hover { padding-left: .75rem; }
.service-list .service:hover h3 { color: var(--accent); }

/* ---------- Approach ---------- */
.approach { background: var(--accent-dark); color: var(--paper); }
.approach-inner { max-width: var(--max); margin: 0 auto; }
.benefits { display: grid; grid-template-columns: repeat(4, 1fr); margin-top: var(--space-5); border-top: 1px solid rgba(243, 240, 234, .3); }
.benefit { padding: var(--space-3) var(--space-3) 0 0; }
.benefit + .benefit { padding-left: var(--space-3); border-left: 1px solid rgba(243, 240, 234, .3); }
.num { display: block; font-family: var(--serif); font-size: clamp(3.5rem, 6vw, 5.5rem); line-height: 1; color: #8DBFA9; margin-bottom: var(--space-2); }
.benefit h3 { margin-bottom: .6rem; }
.benefit p { color: rgba(243, 240, 234, .78); font-size: 1rem; }

/* ---------- Contact ---------- */
.contact { max-width: var(--max); margin: 0 auto; display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-5); align-items: start; }
address { font-style: normal; margin-top: var(--space-4); padding-left: 1rem; border-left: 2px solid var(--accent); line-height: 1.7; }
address strong { display: block; }
.mail { display: inline-block; margin-top: .75rem; color: var(--accent); font-weight: 500; }
.form { display: grid; gap: var(--space-3); }
.field label { display: block; font-size: .92rem; font-weight: 500; margin-bottom: .35rem; }
.field label small { font-weight: 400; color: var(--muted); }
.field input, .field textarea {
  width: 100%; font: inherit; color: inherit; background: transparent;
  border: 0; border-bottom: 1px solid var(--ink); border-radius: 0; padding: .6rem 0; transition: border-color .2s, box-shadow .2s;
}
.field textarea { resize: vertical; }
.field input:focus, .field textarea:focus { outline: none; border-bottom-color: var(--accent); box-shadow: 0 1px 0 var(--accent); }
.field.invalid input, .field.invalid textarea { border-bottom-color: #9B2C1F; }
.error { display: block; min-height: 1.2em; font-size: .85rem; color: #9B2C1F; margin-top: .25rem; }
.form .btn { justify-self: start; }
.form-status { margin: 0; font-size: .95rem; min-height: 1.5em; }
.form-status.ok { color: var(--accent); }
.form-status.fail { color: #9B2C1F; }

/* ---------- Footer ---------- */
.footer { background: var(--ink); color: var(--paper); padding: var(--space-5) var(--gutter) var(--space-3); font-size: .95rem; }
.footer-grid { max-width: var(--max); margin: 0 auto; display: grid; grid-template-columns: 2fr 1fr 1.3fr; gap: var(--space-4); }
.footer-logo { font-family: var(--serif); font-size: 1.8rem; margin-bottom: .5rem; }
.footer p { color: rgba(243, 240, 234, .72); }
.footer h2 { font-family: var(--sans); font-size: .9rem; font-weight: 600; margin-bottom: var(--space-2); }
.footer nav a, .footer-grid a { display: block; text-decoration: none; color: rgba(243, 240, 234, .85); padding: .15rem 0; }
.footer a:hover { color: #8DBFA9; }
.footer-bottom { max-width: var(--max); margin: var(--space-5) auto 0; padding-top: var(--space-2); border-top: 1px solid rgba(243, 240, 234, .2); display: flex; justify-content: space-between; flex-wrap: wrap; gap: var(--space-1); }
.footer-bottom p { margin: 0; font-size: .88rem; }
.footer-bottom a { display: inline; margin-left: 1.25rem; text-decoration: underline; text-underline-offset: 3px; }

/* ---------- Reveal ---------- */
.js .reveal { opacity: 0; transform: translateY(14px); transition: opacity .6s ease, transform .6s ease; }
.js .reveal.in { opacity: 1; transform: none; }
.js .about-figure.reveal.in { transform: translateY(-3.5rem); }

/* ---------- Responsive ---------- */
@media (max-width: 1000px) {
  .benefits { grid-template-columns: repeat(2, 1fr); row-gap: var(--space-4); }
  .benefit:nth-child(3) { padding-left: 0; border-left: 0; }
}
@media (max-width: 860px) {
  .hero, .about-body, .contact, .footer-grid, .services, .services-intro { grid-template-columns: 1fr; }
  .hero { gap: var(--space-4); }
  .hero-visual { margin: 0 0 0 auto; max-width: 420px; width: 100%; }
  .hero-note { left: 0; bottom: 1rem; }
  .about-figure { transform: none; max-width: 340px; }
  .js .about-figure.reveal.in { transform: none; }
  .featured { position: static; }
  .services-intro { row-gap: var(--space-2); }

  .nav-toggle { display: block; }
  .nav {
    position: fixed; top: var(--header-h); left: 0; right: 0;
    flex-direction: column; align-items: flex-start; gap: 0;
    background: var(--paper); border-bottom: 1px solid var(--line);
    padding: var(--space-2) var(--gutter) var(--space-3);
    transform: translateY(-120%); visibility: hidden; transition: transform .3s, visibility .3s;
  }
  .nav.open { transform: none; visibility: visible; }
  .nav a:not(.btn) { padding: .8rem 0; width: 100%; border-bottom: 1px solid var(--line); font-size: 1.1rem; }
  .nav .btn { margin-top: var(--space-2); }
}
@media (max-width: 560px) {
  .benefits { grid-template-columns: 1fr; }
  .benefit + .benefit { padding-left: 0; border-left: 0; border-top: 1px solid rgba(243, 240, 234, .3); padding-top: var(--space-3); }
  .facts { grid-template-columns: 1fr 1fr; gap: var(--space-3); }
  .footer-bottom a:first-child { margin-left: 0; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; }
  .js .reveal { opacity: 1; transform: none; }
}