/* Sudo Design: blueprint style. White, teal, thin lines, monospace labels. */
:root {
  --t: #00897b;          /* teal */
  --t-line: #00897b59;   /* teal, faint */
  --t-wash: #e8f3f1;
  --ink: #1a1f1e;
  --muted: #5d6b69;
  --grid: #f1f5f4;
  --mono: "IBM Plex Mono", "DejaVu Sans Mono", ui-monospace, Menlo, monospace;   /* labels, buttons, menus */
  --sans: "IBM Plex Sans", "Inter", system-ui, sans-serif;                         /* body text */
  --head: "Chakra Petch", "IBM Plex Sans", system-ui, sans-serif;                   /* headings and logo: cut corners, like machined parts */
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--sans); color: var(--ink); background: #fff; line-height: 1.5; -webkit-font-smoothing: antialiased;
  background-image: linear-gradient(var(--grid) 1px, transparent 1px), linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 32px 32px;
}
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }
.w { max-width: 1180px; margin: 0 auto; padding: 0 40px; }
.k { font: 12px var(--mono); color: var(--t); letter-spacing: .08em; text-transform: uppercase; }
h1, h2, h3 { font-family: var(--head); font-weight: 600; letter-spacing: 0; line-height: 1.08; }
section { scroll-margin-top: 20px; }

.btn { display: inline-block; white-space: nowrap; background: var(--t); color: #fff; border: 0; font: 500 14px var(--mono); padding: 15px 24px; cursor: pointer; transition: background .15s; }
.btn:hover { background: #00695c; }
.btn.ghost { background: #fff; color: var(--t); box-shadow: inset 0 0 0 1.5px var(--t); margin-left: 10px; }
.btn.ghost:hover { background: var(--t-wash); }
.btn.wa { display: inline-flex; align-items: center; gap: 10px; }
.top nav .nav-wa { color: var(--t); }
.float-wa { position: fixed; right: 18px; bottom: 18px; z-index: 50; width: 54px; height: 54px; background: #25d366; display: grid; place-items: center; border-radius: 50%; box-shadow: 0 8px 22px rgba(0,0,0,.18); }

.announce { background: var(--t); color: #fff; text-align: center; font: 13px var(--mono); padding: 9px 16px; }
.announce a { text-decoration: underline; }

/* header */
.top { display: flex; justify-content: space-between; align-items: center; height: 76px; border-bottom: 1px solid var(--t-line); }
.logo { font: 600 24px var(--head); letter-spacing: -.01em; line-height: 1; }
.logo span { color: var(--t); }
.logo img { height: 26px; width: auto; }
.top nav a { margin-left: 28px; font: 13px var(--mono); color: #567; }
.top nav a:hover { color: var(--t); }

/* hero */
.hero { padding: 96px 0 88px; display: grid; grid-template-columns: 1.3fr 1fr; gap: 56px; align-items: center; }
.hero h1 { font-size: 60px; margin: 18px 0 22px; }
.hero .sub { font-size: 18px; color: var(--muted); max-width: 30rem; }
.hero .btn { margin-top: 34px; }
.dwg { border: 1.5px solid var(--t); background: #fff; aspect-ratio: 1; position: relative; display: grid; place-items: center; color: var(--t); overflow: hidden; }
.dwg svg { width: 62%; }
.dwg img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.dwg i { position: absolute; z-index: 1; font: 11px var(--mono); font-style: normal; background: #fff; padding: 2px 4px; }
.dwg .tl { top: 10px; left: 12px; } .dwg .br { bottom: 10px; right: 12px; }

/* services */
.serv { display: grid; grid-template-columns: repeat(4, 1fr); border: 1.5px solid var(--t); background: #fff; }
.serv > div { padding: 26px; }
.serv > div + div { border-left: 1px solid var(--t-line); }
.serv .row { display: flex; justify-content: space-between; align-items: center; }
.serv b { font: 12px var(--mono); color: var(--t); }
.serv h3 { font-size: 21px; margin: 26px 0 6px; }
.serv p { font-size: 14px; color: #6b7876; }

/* work */
.work { padding: 100px 0 0; }
.work .head { display: flex; justify-content: space-between; align-items: end; gap: 20px; margin-bottom: 24px; flex-wrap: wrap; }
.work h2, .steps h2 { font-size: 34px; }
.filters { display: flex; flex-wrap: wrap; gap: 6px; }
.filters button { font: 12px var(--mono); color: #567; background: #fff; border: 1px solid var(--t-line); padding: 7px 12px; cursor: pointer; }
.filters button[aria-pressed="true"] { background: var(--t); border-color: var(--t); color: #fff; }
.placeholder-note { font: 11px var(--mono); background: #fff4cc; border: 1px solid #f0d27a; color: #6b5300; padding: 8px 12px; margin-bottom: 14px; }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; border: 1.5px solid var(--t); background: #a6d3cd; }
.job { background: #fff; display: flex; flex-direction: column; }
.job[hidden] { display: none; }
.job .ph { aspect-ratio: 4 / 3; display: grid; place-items: center; color: var(--t); background: #fff; overflow: hidden; }
.job .ph svg { width: 50%; }
.job .ph img { width: 100%; height: 100%; object-fit: cover; }
.job .cap { border-top: 1px solid var(--t-line); padding: 12px 14px; }
.job h3 { font-size: 17px; line-height: 1.25; }
.job .spec { font: 11px var(--mono); color: #567; text-transform: uppercase; margin-top: 4px; }

/* steps */
.steps { padding: 100px 0 0; }
.steps ol { list-style: none; display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 24px; border: 1.5px solid var(--t); background: #fff; counter-reset: s; }
.steps li { padding: 26px; counter-increment: s; position: relative; }
.steps li + li { border-left: 1px solid var(--t-line); }
.steps li::before { content: "0" counter(s); font: 12px var(--mono); color: var(--t); display: block; margin-bottom: 22px; }
.steps h3 { font-size: 21px; margin-bottom: 6px; }
.steps p { font-size: 14px; color: #6b7876; }

/* contact */
.contact { margin: 100px 0 60px; border: 1.5px solid var(--t); background: #fff; display: grid; grid-template-columns: 1fr 1.25fr; }
.contact .intro { background: var(--t); color: #fff; padding: 44px; }
.contact .intro .k { color: #b8e3dd; }
.contact h2 { font-size: 36px; margin: 16px 0 14px; }
.contact .intro > p:not(.k) { color: #d6efeb; max-width: 26rem; }
.direct { list-style: none; margin-top: 34px; display: grid; gap: 10px; }
.direct a { font: 13px var(--mono); color: #fff; }
.direct a span { color: #b8e3dd; margin-left: 6px; }
.direct a:hover { text-decoration: underline; }
.form { padding: 40px 44px; display: grid; grid-template-columns: 1fr 1fr; gap: 16px 18px; align-content: start; }
.form .full { grid-column: 1 / -1; }
.form label { display: grid; gap: 6px; font: 12px var(--mono); color: #456; text-transform: lowercase; }
.form label em { font-style: normal; color: #9aa7a5; }
.form input, .form select, .form textarea { font: 16px var(--sans); color: var(--ink); background: #fff; border: 1px solid #c9d6d3; border-radius: 0; padding: 11px 12px; width: 100%; }
.form input:focus, .form select:focus, .form textarea:focus { outline: 2px solid var(--t); outline-offset: -1px; border-color: var(--t); }
.form textarea { min-height: 120px; resize: vertical; }
.form .file input { padding: 9px; font-size: 13px; }
.actions { display: flex; align-items: center; gap: 16px; margin-top: 4px; flex-wrap: wrap; }
.actions .note { font: 12px var(--mono); color: #7a8886; max-width: 22rem; }
.hp { position: absolute; left: -9999px; }
.form-err { color: #b3261e; font-size: 14px; display: none; }
.form-msg { font: 12px var(--mono); background: var(--t-wash); color: #00594f; padding: 10px 12px; display: none; }

footer { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; font: 12px var(--mono); color: #7a8886; text-transform: uppercase; padding-bottom: 40px; }
footer a:hover { color: var(--t); }

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; padding: 56px 0 60px; gap: 40px; }
  .hero h1 { font-size: 46px; }
  .serv { grid-template-columns: 1fr 1fr; }
  .serv > div:nth-child(3) { border-left: 0; }
  .serv > div:nth-child(n+3) { border-top: 1px solid var(--t-line); }
  .grid { grid-template-columns: 1fr 1fr; }
  .contact { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .w { padding: 0 18px; }
  .top nav { display: none; }
  .hero h1 { font-size: 38px; }
  .hero .btn.ghost { margin: 10px 0 0 0; }
  .hero .btn { margin-top: 26px; }
  .hero .btn.ghost { margin-top: 10px; }
  .logo { font-size: 21px; }
  .serv > div { padding: 20px; }
  .serv h3 { margin-top: 20px; font-size: 18px; }
  .work, .steps { padding-top: 70px; }
  .work h2, .steps h2 { font-size: 28px; }
  .steps ol { grid-template-columns: 1fr; }
  .steps li + li { border-left: 0; border-top: 1px solid var(--t-line); }
  .contact { margin-top: 70px; }
  .contact .intro, .form { padding: 28px 22px; }
  .contact h2 { font-size: 30px; }
  .form { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }