/* ---------- Tokens ---------- */
:root {
  --bg: #f3efe6;
  --sand: #e6dfd0;
  --ink: #1b1a18;
  --mute: #67625a;
  --green: #1f4a39;
  --error: #9b2c1d;
  --line: rgba(27, 26, 24, .22);
  --serif: "Instrument Serif", Georgia, "Times New Roman", serif;
  --sans: "Instrument Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --gap: clamp(1.5rem, 4vw, 4rem);
  --section: clamp(4.5rem, 10vw, 8.5rem);
  --wrap: 1200px;
  --header: 76px;
  --ease: .25s ease;
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header) - 10px); }
body { font: 400 1.0625rem/1.65 var(--sans); color: var(--ink); background: var(--bg); -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }
h1, h2, h3 { font-family: var(--serif); font-weight: 400; line-height: 1.04; letter-spacing: -.015em; }
h2 { font-size: clamp(2.3rem, 5vw, 4rem); }
p { max-width: 62ch; }
:focus-visible { outline: 2px solid var(--green); outline-offset: 3px; }
.wrap { width: min(100% - 3rem, var(--wrap)); margin-inline: auto; }
.skip { position: absolute; left: 1rem; top: -4rem; background: var(--ink); color: var(--bg); padding: .6rem 1rem; z-index: 100; }
.skip:focus { top: 1rem; }

/* ---------- Buttons and links ---------- */
.btn { display: inline-block; font: 500 .95rem var(--sans); padding: .9rem 1.5rem; background: var(--green); color: var(--bg); border: 1px solid var(--green); border-radius: 2px; cursor: pointer; transition: background var(--ease), color var(--ease); }
.btn:hover { background: transparent; color: var(--green); }
.btn-sm { padding: .55rem 1.1rem; font-size: .88rem; }
.link { font-weight: 500; background: linear-gradient(currentColor, currentColor) 0 100% / 100% 1px no-repeat; padding-bottom: 2px; transition: background-size var(--ease), color var(--ease); }
.link:hover { background-size: 0 1px; background-position: 100% 100%; color: var(--green); }

/* ---------- Header ---------- */
.site-header { position: fixed; inset: 0 0 auto; z-index: 50; height: var(--header); border-bottom: 1px solid transparent; transition: height var(--ease), background var(--ease), border-color var(--ease); }
.site-header.scrolled { height: 60px; background: var(--bg); border-color: var(--line); }
.bar { height: 100%; display: flex; align-items: center; justify-content: space-between; }
.logo { display: flex; align-items: baseline; gap: .7rem; }
.logo span { font: 400 1.7rem var(--serif); letter-spacing: -.01em; }
.logo small { font-size: .78rem; color: var(--mute); }
.nav { display: flex; align-items: center; gap: 2rem; font-size: .93rem; }
.nav a:not(.btn) { padding: .3rem 0; border-bottom: 1px solid transparent; transition: border-color var(--ease); }
.nav a:not(.btn):hover { border-color: var(--ink); }
.burger { display: none; width: 44px; height: 44px; background: none; border: 0; cursor: pointer; position: relative; }
.burger span { position: absolute; left: 10px; right: 10px; height: 2px; background: var(--ink); transition: transform var(--ease), top var(--ease); }
.burger span:first-child { top: 18px; }
.burger span:last-child { top: 26px; }
.burger[aria-expanded="true"] span:first-child { top: 22px; transform: rotate(45deg); }
.burger[aria-expanded="true"] span:last-child { top: 22px; transform: rotate(-45deg); }

/* ---------- Hero ---------- */
.hero { padding: calc(var(--header) + clamp(2rem, 6vw, 5rem)) 0 var(--section); }
.hero-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: var(--gap); align-items: center; }
.tag { display: inline-block; font-size: .88rem; color: var(--mute); border-left: 2px solid var(--green); padding-left: .8rem; margin-bottom: 1.8rem; }
.hero h1 { font-size: clamp(3rem, 7.4vw, 6.4rem); margin-bottom: 1.8rem; }
.lead { font-size: 1.18rem; color: var(--mute); margin-bottom: 2.2rem; }
.actions { display: flex; align-items: center; flex-wrap: wrap; gap: 1.8rem; }
.art { position: relative; aspect-ratio: 4 / 5; width: 100%; max-width: 440px; margin-left: auto; }
.art .a { position: absolute; top: 0; right: 0; width: 80%; height: 74%; background: var(--green); }
.art .a::after { content: ""; position: absolute; left: 16%; top: 14%; width: 44%; aspect-ratio: 1; border-radius: 50%; background: var(--bg); }
.art .b { position: absolute; left: 0; bottom: 0; width: 56%; height: 44%; background: var(--sand); border: 1px solid var(--ink); }
.art .d { position: absolute; right: 4%; bottom: 6%; width: 30%; height: 24%; background: repeating-linear-gradient(90deg, var(--ink) 0 2px, transparent 2px 10px); }
.art .cap { position: absolute; left: -1rem; top: 12%; background: var(--bg); border: 1px solid var(--ink); padding: .6rem .9rem; font-size: .82rem; line-height: 1.45; }

/* ---------- About ---------- */
.about { padding: var(--section) 0; background: var(--sand); }
.about-grid { display: grid; grid-template-columns: 5fr 7fr; gap: var(--gap); }
.about h2 { position: sticky; top: calc(var(--header) + 1rem); align-self: start; }
.cols { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; color: var(--mute); }
.statement { font: 400 clamp(1.8rem, 3.4vw, 2.8rem)/1.15 var(--serif); margin: 3rem 0 3rem -2.5rem; padding: 1.6rem 0 1.6rem 2rem; border-left: 3px solid var(--green); background: var(--bg); padding-right: 2rem; }
.facts { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--ink); }
.facts div { padding: 1.2rem 1rem 0 0; }
.facts dt { font: 400 2.6rem/1 var(--serif); }
.facts dd { font-size: .9rem; color: var(--mute); margin-top: .4rem; }

/* ---------- Services ---------- */
.services { padding: var(--section) 0; }
.svc-head { display: flex; justify-content: space-between; align-items: end; gap: 2rem; margin-bottom: 3.5rem; flex-wrap: wrap; }
.svc-head p { color: var(--mute); }
.svc-grid { display: grid; grid-template-columns: 7fr 5fr; gap: var(--gap); }
.svc-col.offset { margin-top: 5rem; }
.svc { display: grid; grid-template-columns: 2.4rem 1fr; gap: 1.2rem; padding: 1.8rem 0; border-top: 1px solid var(--ink); transition: background var(--ease), padding var(--ease); }
.svc svg { width: 2.2rem; height: 2.2rem; fill: none; stroke: var(--ink); stroke-width: 1.4; stroke-linejoin: round; stroke-linecap: round; transition: stroke var(--ease), transform var(--ease); }
.svc h3 { font-size: 1.7rem; margin-bottom: .5rem; transition: color var(--ease); }
.svc p { color: var(--mute); font-size: 1rem; }
.svc:hover h3 { color: var(--green); }
.svc:hover svg { stroke: var(--green); transform: translateY(-3px); }
.svc.big { background: var(--sand); border-top: 3px solid var(--green); padding: 2.4rem; margin-bottom: 1rem; }
.svc.big h3 { font-size: clamp(2.2rem, 4vw, 3.2rem); }
.svc.big svg { width: 2.6rem; height: 2.6rem; }
.svc.big { grid-template-columns: 2.8rem 1fr; }

/* ---------- Why ---------- */
.why { padding: var(--section) 0; background: var(--green); color: var(--bg); }
.why h2 { margin-bottom: 3.5rem; }
.why-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 var(--gap); }
.why-grid article { border-top: 1px solid rgba(243, 239, 230, .35); padding: 1.4rem 0 3rem; }
.why-grid article:nth-child(even) { margin-top: 4rem; }
.num { display: block; font: 400 clamp(3.6rem, 8vw, 6.5rem)/1 var(--serif); color: var(--sand); opacity: .55; margin-bottom: 1rem; }
.why h3 { font-size: 1.9rem; margin-bottom: .6rem; }
.why p { color: rgba(243, 239, 230, .8); }

/* ---------- Contact ---------- */
.contact { padding: var(--section) 0; }
.contact-grid { display: grid; grid-template-columns: 5fr 7fr; gap: var(--gap); }
.contact-info h2 { margin-bottom: 1.5rem; }
.contact-info > p { color: var(--mute); margin-bottom: 2.5rem; }
.contact-info dt { font-size: .85rem; color: var(--mute); padding-top: 1rem; border-top: 1px solid var(--line); }
.contact-info dd { margin: .2rem 0 1.2rem; font-size: 1.1rem; }
.form { border: 1px solid var(--ink); padding: clamp(1.5rem, 3vw, 2.5rem); background: #f8f5ee; }
.field { margin-bottom: 1.2rem; }
label { display: block; font-size: .88rem; font-weight: 500; margin-bottom: .35rem; }
input, textarea { width: 100%; font: inherit; color: inherit; background: var(--bg); border: 1px solid var(--line); border-radius: 2px; padding: .75rem .85rem; transition: border-color var(--ease); }
input:hover, textarea:hover { border-color: var(--ink); }
input:focus, textarea:focus { outline: none; border-color: var(--green); box-shadow: 0 0 0 1px var(--green); }
textarea { resize: vertical; }
.field.invalid input, .field.invalid textarea { border-color: var(--error); }
.err { display: block; min-height: 1.1rem; font-size: .82rem; color: var(--error); margin-top: .25rem; }
.status { margin-top: 1.2rem; font-size: .95rem; }
.status.ok { color: var(--green); }
.status.bad { color: var(--error); }

/* ---------- Footer ---------- */
.footer { background: var(--ink); color: rgba(243, 239, 230, .75); padding-top: 4rem; font-size: .95rem; }
.foot-grid { display: grid; grid-template-columns: 1.6fr 1fr 1.2fr 1fr; gap: 2.5rem; padding-bottom: 3rem; }
.foot-grid a { display: block; width: fit-content; padding: .15rem 0; transition: color var(--ease); }
.foot-grid a:hover { color: #fff; }
.foot-logo { font: 400 2rem var(--serif); color: var(--bg); margin-bottom: .6rem; }
.foot-title { color: var(--bg); font-weight: 500; margin-bottom: .6rem; }
.foot-base { border-top: 1px solid rgba(243, 239, 230, .2); padding: 1.4rem 0 2rem; font-size: .85rem; }

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

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .hero-grid, .about-grid, .contact-grid, .svc-grid { grid-template-columns: 1fr; }
  .art { margin: 1rem auto 0 1rem; max-width: 380px; }
  .about h2 { position: static; }
  .svc-col.offset { margin-top: 0; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .burger { display: block; }
  .nav { position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; align-items: flex-start; gap: 0; background: var(--bg); border-bottom: 1px solid var(--line); padding: .5rem 1.5rem 1.5rem; display: none; }
  .nav.open { display: flex; }
  .nav a:not(.btn) { padding: .8rem 0; width: 100%; border-bottom: 1px solid var(--line); }
  .nav .btn { margin-top: 1rem; }
  .site-header:has(.nav.open) { background: var(--bg); }
}
@media (max-width: 620px) {
  .logo small { display: none; }
  .cols, .why-grid { grid-template-columns: 1fr; }
  .why-grid article:nth-child(even) { margin-top: 0; }
  .statement { margin-left: 0; }
  .facts { grid-template-columns: 1fr 1fr 1fr; }
  .facts dt { font-size: 2rem; }
  .svc, .svc.big { grid-template-columns: 1fr; gap: .8rem; }
  .svc.big { padding: 1.6rem; }
  .foot-grid { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; }
  .js .reveal { opacity: 1; transform: none; }
}