/* Layout concept: equipment spec sheet. Clean cool-white page, deep-blue hero band,
   services read like labeled rack units; mono labels carry the technical detail. */
:root {
  --bg: #f4f7fb;
  --surface: #ffffff;
  --ink: #0f1e33;
  --muted: #536580;
  --line: #d6dfea;
  --brand: #1f4fa2;
  --brand-ink: #1f4fa2;
  --cyan: #00adef;
  --band: #10264d;
  --band-ink: #e8f0fb;
  --band-muted: #a9bddb;
  --btn: #1f4fa2;
  --btn-ink: #ffffff;
  --btn-hover: #173d80;
  --logo-dark: #1f4fa2;
  --logo-cyan: #00adef;
  --ok: #1b7a4b;
  --err: #b3261e;
  --f-display: "Saira", "Eurostile", "Arial Narrow", system-ui, sans-serif;
  --f-body: "Source Sans 3", "Segoe UI", system-ui, -apple-system, sans-serif;
  --f-mono: "IBM Plex Mono", ui-monospace, "Cascadia Mono", Menlo, monospace;
  --s-1: 0.875rem; --s0: 1.0625rem; --s1: 1.25rem; --s2: 1.6rem; --s3: 2.2rem; --s4: clamp(2.2rem, 5vw, 3.4rem);
  --wrap: 72rem;
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: var(--f-body); font-size: var(--s0); line-height: 1.6;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--brand-ink); text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--cyan); outline-offset: 2px; border-radius: 2px; }
h1, h2, h3 { font-family: var(--f-display); line-height: 1.15; text-wrap: balance; margin: 0; letter-spacing: -0.01em; }
h1 { font-size: var(--s4); font-weight: 700; }
h2 { font-size: var(--s3); font-weight: 650; }
h3 { font-size: var(--s1); font-weight: 650; }
p { margin: 0; }
.wrap {
  max-width: var(--wrap); margin-inline: auto;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
}
.label {
  font-family: var(--f-mono); font-size: 0.78rem; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--muted); font-weight: 500;
}
.skip { position: absolute; left: -999px; }
.skip:focus { left: 16px; top: 16px; background: var(--surface); padding: 8px 12px; z-index: 20; }

/* Header */
.site-header { background: var(--surface); border-bottom: 1px solid var(--line); }
.site-header .wrap { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 28px; padding-block: 14px; }
.logo { display: block; width: 220px; max-width: 60vw; }
.logo svg { width: 100%; height: auto; display: block; }
.lg-d { fill: var(--logo-dark); } .lg-c { fill: var(--logo-cyan); }
.nav { display: flex; flex-wrap: wrap; gap: 4px 22px; margin-left: auto; align-items: center; }
.nav a { color: var(--ink); text-decoration: none; font-weight: 600; font-size: 0.98rem; padding-block: 6px; border-bottom: 2px solid transparent; }
.nav a:hover { border-bottom-color: var(--line); }
.nav a[aria-current="page"] { border-bottom-color: var(--cyan); }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  background: var(--btn); color: var(--btn-ink); text-decoration: none; font-weight: 700;
  font-family: var(--f-body); font-size: 1rem; padding: 12px 20px; border-radius: 4px; border: 0; cursor: pointer;
}
.btn:hover { background: var(--btn-hover); }
.btn-ghost { background: transparent; color: var(--band-ink); box-shadow: inset 0 0 0 1.5px var(--band-muted); }
.btn-ghost:hover { background: rgba(255,255,255,0.08); }
@media (max-width: 760px) {
  .nav { margin-left: 0; width: 100%; order: 3; }
  .header-cta { margin-left: auto; padding: 9px 14px; font-size: 0.92rem; }
}

/* Hero band */
.band { background: var(--band); color: var(--band-ink); }
.hero .wrap { padding-block: 56px 60px; display: grid; gap: 20px; }
.hero .label { color: var(--band-muted); }
.hero h1 { max-width: 20ch; }
.hero .sub { font-size: var(--s1); color: var(--band-muted); max-width: 46ch; }
.hero .actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 8px; }
.since { font-family: var(--f-mono); color: var(--cyan); }
.page-hero .wrap { padding-block: 44px 48px; display: grid; gap: 12px; }
.page-hero .label { color: var(--band-muted); }
.page-hero p { color: var(--band-muted); max-width: 58ch; font-size: var(--s1); }

/* Sections */
section.block .wrap { padding-block: 56px; display: grid; gap: 28px; }
section.block + section.block { border-top: 1px solid var(--line); }
.intro { display: grid; gap: 10px; max-width: 62ch; }
.intro p { color: var(--muted); }
.prose { display: grid; gap: 16px; max-width: 65ch; }

/* Service units: rack-style rows */
.units { display: grid; border-top: 2px solid var(--ink); }
.unit {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr); gap: 8px 28px;
  padding-block: 22px; border-bottom: 1px solid var(--line); align-items: start;
}
.unit .u { font-family: var(--f-mono); font-size: 0.8rem; color: var(--muted); padding-top: 4px; }
.unit h3 a { color: var(--ink); text-decoration: none; }
.unit h3 a:hover { color: var(--brand-ink); }
.unit p { color: var(--muted); }
@media (max-width: 760px) {
  .unit { grid-template-columns: minmax(0, 1fr); }
}

.why { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; }
.why div { display: grid; gap: 6px; align-content: start; border-left: 2px solid var(--cyan); padding-left: 14px; }
.why strong { font-family: var(--f-display); font-size: 1.1rem; font-weight: 650; }
.why span { color: var(--muted); font-size: 0.98rem; }
@media (max-width: 900px) { .why { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 480px) { .why { grid-template-columns: minmax(0, 1fr); } }

.tags { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; padding: 0; margin: 0; }
.tags li {
  font-family: var(--f-mono); font-size: 0.82rem; padding: 4px 10px; border: 1px solid var(--line);
  border-radius: 3px; background: var(--surface); color: var(--ink);
}
.tags li.note { border-color: var(--cyan); }

/* Split: photo + text */
.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.6fr); gap: 40px; align-items: start; }
.split.flip { grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr); }
.portrait { border-radius: 4px; width: 100%; max-width: 360px; aspect-ratio: 1; object-fit: cover; }
.caption { margin-top: 10px; }
@media (max-width: 760px) { .split, .split.flip { grid-template-columns: minmax(0, 1fr); } }

/* Service detail */
.svc { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.5fr); gap: 16px 40px; scroll-margin-top: 16px; }
.svc .head { display: grid; gap: 8px; align-content: start; }
.svc .body { display: grid; gap: 16px; }
.svc ul.list { margin: 0; padding-left: 1.2em; display: grid; gap: 6px; }
@media (max-width: 760px) { .svc { grid-template-columns: minmax(0, 1fr); } }

/* Table */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 4px; background: var(--surface); }
table { border-collapse: collapse; width: 100%; min-width: 34rem; font-size: 0.98rem; }
th, td { text-align: left; padding: 14px 16px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-family: var(--f-mono); font-size: 0.76rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); font-weight: 500; }
tr:last-child td { border-bottom: 0; }
td strong { font-family: var(--f-display); font-weight: 650; }

.rule { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 0; border: 1px solid var(--line); border-radius: 4px; background: var(--surface); }
.rule div { padding: 18px 16px; display: grid; gap: 4px; align-content: start; border-right: 1px solid var(--line); }
.rule div:last-child { border-right: 0; }
.rule b { font-family: var(--f-display); font-size: 2rem; line-height: 1; color: var(--brand-ink); }
.rule span { font-size: 0.95rem; color: var(--muted); }
@media (max-width: 760px) {
  .rule { grid-template-columns: minmax(0, 1fr); }
  .rule div { border-right: 0; border-bottom: 1px solid var(--line); grid-template-columns: 2.5rem minmax(0, 1fr); align-items: baseline; }
  .rule div:last-child { border-bottom: 0; }
}

.creds { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; border-top: 1px solid var(--line); }
.creds li { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 4px 16px; padding-block: 12px; border-bottom: 1px solid var(--line); }
.creds .label { align-self: center; }

/* Contact */
.contact-grid { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: 48px; align-items: start; }
@media (max-width: 860px) { .contact-grid { grid-template-columns: minmax(0, 1fr); } }
form { display: grid; gap: 18px; }
.row2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
@media (max-width: 560px) { .row2 { grid-template-columns: minmax(0, 1fr); } }
.field { display: grid; gap: 6px; min-width: 0; }
.field label { font-weight: 600; font-size: 0.95rem; }
.field .opt { color: var(--muted); font-weight: 400; }
input, select, textarea {
  font: inherit; color: var(--ink); background: var(--surface); width: 100%;
  border: 1px solid var(--line); border-radius: 4px; padding: 11px 12px;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--cyan); outline-offset: 0; border-color: transparent; }
textarea { min-height: 9rem; resize: vertical; }
.hp { position: absolute; left: -9999px; }
.form-status { font-weight: 600; min-height: 1.5em; }
.form-status.ok { color: var(--ok); } .form-status.err { color: var(--err); }
.info { display: grid; gap: 22px; background: var(--surface); border: 1px solid var(--line); border-radius: 4px; padding: 24px; }
.info dl { margin: 0; display: grid; gap: 14px; }
.info dt { margin-bottom: 2px; }
.info dd { margin: 0; overflow-wrap: anywhere; }
.big-phone { font-family: var(--f-display); font-size: 1.6rem; font-weight: 650; color: var(--ink); text-decoration: none; }

/* CTA band + footer */
.cta .wrap { padding-block: 44px; display: flex; flex-wrap: wrap; gap: 20px 32px; align-items: center; justify-content: space-between; }
.cta h2 { font-size: var(--s2); }
.cta p { color: var(--band-muted); margin-top: 6px; }
.cta .actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.cta .phone { color: var(--band-ink); font-family: var(--f-display); font-size: 1.35rem; font-weight: 650; text-decoration: none; }
.site-footer { background: var(--surface); border-top: 1px solid var(--line); font-size: 0.95rem; }
.site-footer .wrap { padding-block: 36px 28px; display: grid; gap: 28px; }
.fcols { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; }
.fcols div { display: grid; gap: 6px; align-content: start; min-width: 0; overflow-wrap: anywhere; }
.fcols a { color: var(--ink); }
@media (max-width: 860px) { .fcols { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 480px) { .fcols { grid-template-columns: minmax(0, 1fr); } }
.fine { color: var(--muted); font-size: 0.85rem; display: flex; flex-wrap: wrap; gap: 6px 18px; justify-content: space-between; border-top: 1px solid var(--line); padding-top: 18px; }
.fine a { color: var(--muted); }

@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto !important; transition: none !important; } }
.award { margin: 0; display: grid; gap: 8px; max-width: 420px; }
.award img { border: 1px solid var(--line); border-radius: 4px; }
/* Sticky header */
.site-header { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 10; }
body::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 10; background: var(--surface); }
.svc, #assessment { scroll-margin-top: 120px; }
@media (max-width: 760px) { .svc, #assessment { scroll-margin-top: 140px; } }
.unit:last-child { border-bottom: 0; padding-bottom: 0; }
.plat { display: grid; gap: 8px; }