/* GA Technology Services — engineering datasheet system
   Brand: blue #3a89c9, grey #58595b, magenta accent #ec008c, Raleway + Roboto */

:root {
  --blue: #3a89c9;
  --blue-dk: #1f5f96;
  --blue-xdk: #0f2f4c;
  --grey: #58595b;
  --mag: #ec008c;
  --paper: #f4f7fa;
  --grid: rgba(58, 137, 201, .09);
  --rule: #c9d6e2;
  --ink: #16212b;
  --white: #fff;
  --sans: "Roboto", system-ui, sans-serif;
  --mono: "Roboto Mono", ui-monospace, Consolas, monospace;
  --disp: "Raleway", "Roboto", sans-serif;
  --side: 300px;
  --gutter: clamp(16px, 4vw, 56px);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; font-family: var(--sans); font-size: 17px; line-height: 1.65; color: var(--ink); background: var(--paper); }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--blue-dk); }
p { margin: 0 0 1em; }
h1, h2, h3 { margin: 0; font-weight: 600; line-height: 1.1; }
:focus-visible { outline: 3px solid var(--mag); outline-offset: 3px; }
.mono { font-family: var(--mono); font-size: 12.5px; letter-spacing: .06em; text-transform: uppercase; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--mag); color: #fff; padding: 10px 14px; z-index: 99; }
.skip:focus { left: 8px; }

/* ---------- side index ---------- */
.side {
  position: fixed; inset: 0 auto 0 0; width: var(--side); background: var(--blue); color: #fff; display: flex; flex-direction: column;
  padding: 28px 28px 24px; z-index: 30; overflow-y: auto;
  background-image: linear-gradient(rgba(255,255,255,.07) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.07) 1px, transparent 1px);
  background-size: 24px 24px;
}
.side__logo img { width: 100%; max-width: 240px; }
.side__meta { margin: 14px 0 0; color: #d6e7f6; }
.side nav { margin-top: 48px; }
.side ol { list-style: none; margin: 0; padding: 0; border-top: 1px solid rgba(255,255,255,.35); }
.side li a {
  display: grid; grid-template-columns: 40px 1fr; align-items: baseline; padding: 14px 0; color: #fff; text-decoration: none;
  border-bottom: 1px solid rgba(255,255,255,.35); font-family: var(--disp); font-weight: 600; font-size: 19px; transition: padding .2s;
}
.side li a span { font-family: var(--mono); font-size: 12px; color: #cfe4f5; }
.side li a:hover { padding-left: 6px; }
.side li a.is-active { color: var(--white); }
.side li a.is-active span { color: #fff; background: var(--mag); padding: 1px 5px; justify-self: start; }
.side__contact { margin-top: auto; padding-top: 32px; font-size: 15px; }
.side__contact p { margin: 0 0 8px; }
.side__contact a { color: #fff; text-decoration: none; }
.side__contact a:hover { text-decoration: underline; }
.side__contact .mono { display: block; color: #cfe4f5; font-size: 11px; }

.menu-toggle { display: none; }

/* ---------- main sheet ---------- */
.sheet {
  margin-left: var(--side); min-height: 100vh;
  background-image: linear-gradient(var(--grid) 1px, transparent 1px), linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 24px 24px; background-position: -1px -1px;
}
.block { padding: clamp(56px, 7vw, 96px) var(--gutter); border-bottom: 1px solid var(--rule); scroll-margin-top: 0; }
.block__inner { max-width: 1120px; }
.tagline { display: flex; gap: 0; flex-wrap: wrap; border: 1px solid var(--rule); background: var(--white); width: fit-content; margin-bottom: 36px; }
.tagline span { padding: 8px 14px; border-right: 1px solid var(--rule); color: var(--grey); }
.tagline span:last-child { border-right: 0; }
.tagline b { color: var(--mag); font-weight: 500; }

.sec-label { display: flex; align-items: center; gap: 14px; color: var(--blue-dk); margin-bottom: 18px; }
.sec-label b { background: var(--blue); color: #fff; padding: 3px 8px; font-weight: 500; }
.sec-label::after { content: ""; flex: 1; height: 1px; background: var(--rule); max-width: 380px; }
.sec-title { font-family: var(--disp); font-size: clamp(36px, 4.6vw, 60px); font-weight: 600; color: var(--blue-xdk); letter-spacing: -.01em; margin-bottom: 32px; }

/* hero: spec list headline + drawing */
.hero-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(28px, 4vw, 56px); align-items: center; }
.spec-h1 { margin: 0; counter-reset: s; font-family: var(--disp); text-transform: uppercase; font-weight: 600; }
.spec-h1 span { counter-increment: s; display: grid; grid-template-columns: 48px 1fr; align-items: baseline; border-bottom: 1px solid var(--rule); padding: 10px 0; font-size: clamp(19px, 2vw, 26px); color: var(--blue-xdk); line-height: 1.15; }
.spec-h1 span::before { content: counter(s, decimal-leading-zero); font-family: var(--mono); font-size: 13px; color: var(--mag); font-weight: 400; }
.spec-h1 span:first-child { font-size: clamp(24px, 2.8vw, 38px); color: var(--blue); }
.drawing { background: var(--white); border: 1px solid var(--rule); padding: 18px; position: relative; }
.drawing svg { width: 100%; height: auto; display: block; }
.drawing figcaption { display: flex; flex-wrap: wrap; gap: 4px 16px; justify-content: space-between; border-top: 1px solid var(--rule); padding-top: 10px; margin-top: 10px; color: var(--grey); }

.cols { columns: 2 320px; column-gap: 48px; margin-top: 48px; }
.cols p { break-inside: avoid; }

.diag { margin-top: 40px; background: var(--white); border: 1px solid var(--rule); }
.diag__head { display: flex; justify-content: space-between; align-items: center; padding: 14px 20px; background: var(--blue-xdk); color: #fff; gap: 16px; flex-wrap: wrap; }
.diag__head h2 { font-family: var(--disp); font-size: 22px; }
.diag__head .mono { color: #f9a8d4; }
.diag ul { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); }
.diag li { padding: 18px 20px; border-right: 1px solid var(--rule); }
.diag li:last-child { border-right: 0; }
.diag li .mono { color: var(--mag); display: block; margin-bottom: 6px; }
.diag li strong { font-family: var(--disp); font-size: 18px; color: var(--blue-xdk); }
.diag p { margin: 0; padding: 16px 20px; border-top: 1px solid var(--rule); color: var(--grey); }

/* about */
.figures { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border: 1px solid var(--rule); background: var(--white); margin-bottom: 44px; }
.figures div { padding: 22px 20px; border-right: 1px solid var(--rule); }
.figures div:last-child { border-right: 0; }
.figures b { display: block; font-family: var(--disp); font-size: clamp(34px, 3.6vw, 50px); font-weight: 600; color: var(--blue); line-height: 1; }
.figures span { display: block; margin-top: 8px; color: var(--grey); }
.about-grid { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: clamp(28px, 4vw, 56px); }
.about-grid h3 { font-family: var(--disp); font-size: 24px; color: var(--blue-xdk); margin: 32px 0 12px; display: flex; gap: 12px; align-items: baseline; }
.about-grid h3::before { content: ""; width: 10px; height: 10px; background: var(--mag); flex: none; transform: translateY(-2px); }
.table { width: 100%; border-collapse: collapse; background: var(--white); border: 1px solid var(--rule); font-size: 15.5px; }
.table caption { text-align: left; padding: 0 0 10px; color: var(--blue-dk); }
.table th, .table td { text-align: left; padding: 11px 14px; border-bottom: 1px solid var(--rule); vertical-align: top; }
.table th { font-weight: 500; color: var(--blue-xdk); width: 46%; }
.table td { color: var(--grey); }
.table + .table { margin-top: 24px; }
.quote { margin: 32px 0 0; padding: 24px; background: var(--blue); color: #fff; position: relative; }
.quote::before { content: ""; position: absolute; left: 0; top: 0; width: 6px; height: 100%; background: var(--mag); }
.quote p { margin: 0; font-family: var(--disp); font-size: 19px; line-height: 1.45; font-weight: 500; }

/* find me a form */
.req { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.3fr); gap: clamp(28px, 4vw, 56px); align-items: start; }
.req__notes ol { list-style: none; margin: 0; padding: 0; counter-reset: n; }
.req__notes li { counter-increment: n; display: grid; grid-template-columns: 44px 1fr; padding: 14px 0; border-bottom: 1px solid var(--rule); }
.req__notes li::before { content: counter(n, decimal-leading-zero); font-family: var(--mono); font-size: 13px; color: var(--mag); padding-top: 3px; }
.form { background: var(--white); border: 1px solid var(--rule); }
.form__head { display: flex; justify-content: space-between; padding: 14px 20px; border-bottom: 1px solid var(--rule); color: var(--grey); }
.form__head b { color: var(--blue-dk); font-weight: 500; }
.form__body { padding: 20px; display: grid; grid-template-columns: 1fr 1fr; gap: 16px 20px; }
.f { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.f--full { grid-column: 1 / -1; }
.f label { font-size: 14px; font-weight: 500; color: var(--blue-xdk); display: flex; justify-content: space-between; }
.f label .mono { color: var(--grey); font-size: 11px; }
.f input, .f textarea {
  width: 100%; font: inherit; font-size: 16px; padding: 12px 14px; border: 1px solid var(--rule); background: var(--paper); color: var(--ink); border-radius: 0; resize: vertical;
}
.f input:focus, .f textarea:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(58,137,201,.2); background: #fff; }
.btn {
  display: inline-flex; align-items: center; justify-content: space-between; gap: 18px; background: var(--blue); color: #fff; border: 0; padding: 15px 20px;
  font-family: var(--mono); font-size: 14px; letter-spacing: .08em; text-transform: uppercase; cursor: pointer; text-decoration: none;
}
.btn:hover { background: var(--blue-xdk); color: #fff; }
.btn::after { content: "\2192"; color: #f9a8d4; }
.form__foot { padding: 0 20px 20px; display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }
.form__foot p { margin: 0; color: var(--grey); font-size: 14px; }

/* contact */
.contact-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border: 1px solid var(--rule); background: var(--white); }
.contact-grid > div { padding: 24px; border-right: 1px solid var(--rule); }
.contact-grid > div:last-child { border-right: 0; }
.contact-grid .mono { color: var(--mag); display: block; margin-bottom: 12px; }
.contact-grid address { font-style: normal; line-height: 1.7; }
.contact-grid a { color: var(--blue-xdk); font-weight: 500; }
.contact-grid dl { margin: 0; display: grid; grid-template-columns: auto 1fr; gap: 6px 14px; }
.contact-grid dt { color: var(--grey); }
.contact-grid dd { margin: 0; }
.note { margin: 20px 0; padding: 14px 18px; border-left: 4px solid var(--mag); background: var(--white); font-weight: 500; }
.map { margin-top: 24px; border: 1px solid var(--rule); background: var(--white); padding: 8px; }
.map iframe { width: 100%; height: 420px; border: 0; display: block; filter: saturate(.8); }

/* footer */
.foot { padding: 28px var(--gutter); display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; color: var(--grey); font-size: 14.5px; background: var(--white); }
.foot nav { display: flex; gap: 20px; flex-wrap: wrap; }

/* ---------- responsive ---------- */
@media (max-width: 1180px) {
  .hero-grid, .about-grid, .req { grid-template-columns: 1fr; }
  .drawing { max-width: 560px; }
  .diag ul { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .diag li:nth-child(2) { border-right: 0; }
  .diag li:nth-child(-n+2) { border-bottom: 1px solid var(--rule); }
}
@media (max-width: 960px) {
  :root { --side: 0px; }
  .side { position: sticky; top: 0; inset: auto; width: auto; flex-direction: row; flex-wrap: wrap; align-items: center; justify-content: space-between; padding: 14px var(--gutter); overflow: visible; }
  .side__logo img { max-width: 210px; }
  .side__meta, .side__contact { display: none; }
  .menu-toggle { display: block; background: transparent; color: #fff; border: 1px solid #fff; font-family: var(--mono); font-size: 12px; letter-spacing: .1em; text-transform: uppercase; padding: 9px 12px; cursor: pointer; }
  .side nav { display: none; margin-top: 10px; width: 100%; }
  .side nav.open { display: block; }
  .sheet { margin-left: 0; }
  .figures { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .figures div:nth-child(2) { border-right: 0; }
  .figures div:nth-child(-n+2) { border-bottom: 1px solid var(--rule); }
  .contact-grid { grid-template-columns: 1fr; }
  .contact-grid > div { border-right: 0; border-bottom: 1px solid var(--rule); }
}
@media (max-width: 600px) {
  body { font-size: 16px; }
  .side__logo img { max-width: 170px; }
  .tagline span { flex: 1 1 100%; border-right: 0; border-bottom: 1px solid var(--rule); }
  .diag ul { grid-template-columns: 1fr; }
  .diag li { border-right: 0 !important; border-bottom: 1px solid var(--rule); }
  .form__body { grid-template-columns: 1fr; }
  .map iframe { height: 300px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; } }