/* North End Building Co. · practical trade / project-record system
   One visual language for the demo homepage, the estimate planner,
   and the project record pages. */

:root {
  --trade-black: #111310;
  --trade-paper: #eee9dd;
  --trade-paper-2: #d9d3c6;
  --trade-yellow: #f2c230;
  --trade-red: #b5422f;
  --trade-line: #aaa496;
  --sans: "IBM Plex Sans", system-ui, sans-serif;
  --display: "Archivo Black", Impact, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--trade-paper);
  color: var(--trade-black);
  font-family: var(--sans);
  line-height: 1.48;
  overflow-x: clip;
}
img { display: block; max-width: 100%; }
a { color: inherit; }
h1, h2, h3, p { margin-top: 0; }
h1, h2 {
  font-family: var(--display);
  font-weight: 400;
  letter-spacing: -.055em;
  line-height: .9;
  text-transform: uppercase;
}
h1 { font-size: clamp(4.5rem, 10vw, 10.5rem); }
h2 { font-size: clamp(3rem, 6vw, 6.5rem); }
:focus-visible { outline: 3px solid var(--trade-red); outline-offset: 3px; }
.wrap { width: min(1180px, calc(100% - 3rem)); margin-inline: auto; }

.demo-notice { background: var(--trade-black); color: #fff; font-size: .78rem; }
.demo-notice .wrap { min-height: 35px; display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.demo-notice a { text-underline-offset: 3px; }

.eyebrow { margin-bottom: 1.4rem; font-size: .67rem; font-weight: 700; text-transform: uppercase; letter-spacing: .16em; }

/* header / footer */
.trade-header { min-height: 92px; padding: 1rem clamp(1rem, 3vw, 3rem); display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 2rem; border-bottom: 2px solid var(--trade-black); }
.trade-logo { display: flex; align-items: center; gap: .7rem; text-decoration: none; font-size: .78rem; font-weight: 700; line-height: 1.05; text-transform: uppercase; letter-spacing: .08em; }
.trade-logo b { width: 44px; height: 44px; display: grid; place-items: center; background: var(--trade-yellow); font-family: var(--display); font-size: 1rem; letter-spacing: -.05em; }
.trade-header nav { display: flex; gap: 2rem; }
.trade-header nav a { text-decoration: none; font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .1em; }
.trade-cta, .trade-button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: .75rem 1rem; background: var(--trade-black); color: #fff; text-decoration: none; font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; border: 0; font-family: var(--sans); cursor: pointer; }
.trade-cta { justify-self: end; background: var(--trade-yellow); color: var(--trade-black); border: 2px solid var(--trade-black); }
.trade-footer { padding: 2rem clamp(1.25rem, 3vw, 3rem); display: flex; justify-content: space-between; align-items: end; gap: 1.5rem; border-top: 2px solid var(--trade-black); }
.trade-footer p { margin: 0; font-size: .72rem; }

/* ============ demo homepage ============ */
.trade-hero { position: relative; display: grid; grid-template-columns: .9fr 1.1fr; min-height: 760px; border-bottom: 2px solid var(--trade-black); }
.trade-intro { padding: clamp(3rem, 6vw, 7rem) clamp(1.25rem, 4vw, 4.5rem); display: flex; flex-direction: column; justify-content: center; }
.trade-intro h1 span { color: var(--trade-red); }
.trade-lede { max-width: 37rem; margin-top: 2rem; font-size: clamp(1.05rem, 1.5vw, 1.3rem); }
.trade-actions { display: flex; align-items: center; gap: 1.5rem; margin-top: 2rem; }
.trade-actions > a:last-child { font-size: .74rem; font-weight: 700; text-transform: uppercase; text-underline-offset: 5px; }
.trade-hero-photo { position: relative; margin: 0; min-height: 760px; border-left: 2px solid var(--trade-black); }
.trade-hero-photo img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.72) contrast(1.03); }
.trade-hero-photo figcaption { position: absolute; left: 0; bottom: 0; display: grid; grid-template-columns: 75px 1fr; background: var(--trade-yellow); border-top: 2px solid var(--trade-black); border-right: 2px solid var(--trade-black); }
.trade-hero-photo figcaption b { display: grid; place-items: center; font-family: var(--display); font-size: 2rem; border-right: 2px solid var(--trade-black); }
.trade-hero-photo figcaption span { padding: .8rem 1rem; font-size: .68rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; }
.trade-stamp { position: absolute; z-index: 1; left: calc(45% - 55px); top: 3rem; width: 110px; height: 110px; border-radius: 50%; background: var(--trade-red); color: #fff; border: 3px solid var(--trade-paper); display: grid; place-items: center; align-content: center; text-align: center; transform: rotate(-7deg); }
.trade-stamp span { font-size: .55rem; text-transform: uppercase; letter-spacing: .1em; }
.trade-stamp b { font-family: var(--display); font-size: 2.5rem; line-height: .9; }

.scope-strip { display: grid; grid-template-columns: repeat(4, 1fr); border-bottom: 2px solid var(--trade-black); }
.scope-strip span { padding: 1.25rem clamp(.8rem, 2vw, 2rem); border-right: 1px solid var(--trade-line); font-size: .72rem; font-weight: 700; text-transform: uppercase; }
.scope-strip span:last-child { border: 0; }

.trade-proof { display: grid; grid-template-columns: .75fr 1.25fr .65fr; gap: 1.25rem; padding: clamp(5rem, 9vw, 10rem) clamp(1.25rem, 4vw, 4.5rem); background: var(--trade-paper-2); }
.trade-proof > header { align-self: end; }
.trade-proof > header p:last-child { max-width: 31rem; margin-top: 1.5rem; }
.trade-proof figure, .featured-job { margin: 0; position: relative; }
.featured-job { display: block; text-decoration: none; }
.trade-proof img { width: 100%; height: 100%; min-height: 620px; object-fit: cover; filter: grayscale(.15); }
.featured-job div { position: absolute; inset: auto 0 0; background: var(--trade-black); color: #fff; padding: 1rem; display: flex; justify-content: space-between; gap: 1rem; font-size: .68rem; text-transform: uppercase; }
.secondary-job { align-self: start; }
.secondary-job img { min-height: 380px; }
.secondary-job figcaption { padding: .7rem 0; border-bottom: 1px solid var(--trade-black); font-size: .67rem; text-transform: uppercase; }

.job-method { display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(3rem, 8vw, 9rem); padding: clamp(5rem, 9vw, 10rem) clamp(1.25rem, 5vw, 6rem); background: var(--trade-black); color: #fff; }
.job-method ol { list-style: none; padding: 0; margin: 0; border-top: 1px solid #697069; }
.job-method li { display: grid; grid-template-columns: 4rem 1fr; gap: 1rem; padding: 1.4rem 0; border-bottom: 1px solid #697069; }
.job-method li > span { font-family: var(--display); color: var(--trade-yellow); }
.job-method b { font-size: 1rem; text-transform: uppercase; }
.job-method li p { margin: .35rem 0 0; max-width: 35rem; color: #c7cdc7; }

.trade-area { display: grid; grid-template-columns: 1fr 1fr auto; align-items: end; gap: 3rem; padding: clamp(4rem, 7vw, 7rem) clamp(1.25rem, 4vw, 4.5rem); background: var(--trade-yellow); }
.trade-area h2 { font-size: clamp(2.8rem, 5vw, 5.5rem); }
.trade-area > p { font-weight: 600; }

/* ============ project record (case study) ============ */
.case-hero { padding: clamp(3.5rem, 7vw, 6rem) 0 clamp(2.5rem, 5vw, 4rem); }
.case-hero h1 { font-size: clamp(2.6rem, 6vw, 5.6rem); max-width: 20ch; }
.case-hero > .wrap > p:last-child { max-width: 52rem; margin-top: 1.6rem; font-size: 1.05rem; }
.case-cover { width: 100%; height: min(64vw, 680px); object-fit: cover; border-block: 2px solid var(--trade-black); filter: saturate(.72) contrast(1.03); }
.case-body { padding-block: clamp(4rem, 8vw, 7rem); }
.case-intro { display: grid; grid-template-columns: .65fr 1.35fr; gap: clamp(2.5rem, 6vw, 5rem); }
.facts { margin: 0; border-top: 2px solid var(--trade-black); }
.facts div { padding-block: 1rem; border-bottom: 1px solid var(--trade-line); }
.facts dt { font-weight: 700; font-size: .72rem; text-transform: uppercase; letter-spacing: .1em; }
.facts dd { margin: .25rem 0 0; }
.case-copy p { font-family: var(--display); font-weight: 400; text-transform: uppercase; letter-spacing: -.03em; font-size: clamp(1.35rem, 2.6vw, 2.1rem); line-height: 1.12; }
.case-copy p + p { margin-top: 1.5rem; }
.case-gallery { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; margin-top: clamp(3rem, 6vw, 5rem); }
.case-gallery figure { margin: 0; }
.case-gallery img { width: 100%; height: 480px; object-fit: cover; filter: saturate(.72) contrast(1.03); }
.case-gallery figcaption { padding: .7rem 0; border-bottom: 1px solid var(--trade-black); font-size: .67rem; text-transform: uppercase; }
.case-note { margin-top: 1.5rem; font-size: .8rem; max-width: 46rem; }

/* ============ estimate planner ============ */
.estimate-page { padding-block: clamp(3rem, 6vw, 5rem) clamp(5rem, 9vw, 8rem); }
.estimate-page > .wrap { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(2.5rem, 6vw, 6rem); }
.estimate-page > .wrap > * { min-width: 0; }
.estimate-intro { position: sticky; top: 2rem; align-self: start; }
.estimate-intro > p:first-child { margin-bottom: 1.4rem; font-size: .67rem; font-weight: 700; text-transform: uppercase; letter-spacing: .16em; }
.estimate-intro h1 { font-size: clamp(2.8rem, 5.5vw, 5rem); }
.estimate-intro > p { max-width: 34rem; margin-top: 1.5rem; }
.demo-box { padding: 1rem 1.2rem; border: 2px solid var(--trade-black); border-left-width: 10px; background: #fff; font-size: .85rem; }
.estimator { background: #fff; border: 2px solid var(--trade-black); padding: clamp(1.3rem, 4vw, 2.6rem); }
.estimator fieldset { border: 0; border-top: 2px solid var(--trade-black); padding: 1.5rem 0; margin: 0; }
.estimator fieldset:first-child { border-top: 0; padding-top: .25rem; }
.estimator legend { float: left; width: 100%; padding: 0 0 .7rem; font-family: var(--display); font-weight: 400; font-size: 1.15rem; letter-spacing: -.03em; text-transform: uppercase; }
.estimator legend + * { clear: both; }
.estimator label { display: flex; gap: .7rem; align-items: flex-start; margin: .55rem 0; padding: .65rem .75rem; border: 1px solid var(--trade-line); cursor: pointer; }
.estimator label:hover { border-color: var(--trade-black); }
.estimator label:has(input:checked) { border-color: var(--trade-black); background: var(--trade-paper); box-shadow: inset 4px 0 0 var(--trade-yellow); }
.estimator input { accent-color: var(--trade-black); margin-top: .2rem; flex: none; }
.est-result { margin-top: 1.5rem; padding: 1.5rem; background: var(--trade-black); color: #fff; }
.est-result strong { display: block; font-family: var(--display); font-weight: 400; font-size: 1.35rem; text-transform: uppercase; letter-spacing: -.03em; color: var(--trade-yellow); }
.est-result p { margin: .6rem 0 0; color: #c7cdc7; font-size: .88rem; }

/* ============ responsive ============ */
@media (max-width: 900px) {
  .trade-header { grid-template-columns: 1fr auto; }
  .trade-header nav { display: none; }
  .trade-hero { grid-template-columns: 1fr; }
  .trade-hero-photo { border-left: 0; border-top: 2px solid var(--trade-black); min-height: 560px; }
  .trade-stamp { left: auto; right: 1rem; top: calc(50% - 55px); }
  .trade-proof { grid-template-columns: 1fr 1fr; }
  .trade-proof > header { grid-column: 1 / -1; }
  .trade-proof img { min-height: 480px; }
  .job-method { grid-template-columns: 1fr; }
  .trade-area { grid-template-columns: 1fr; }
  .trade-area .trade-button { justify-self: start; }
  .scope-strip { grid-template-columns: 1fr 1fr; }
  .case-intro { grid-template-columns: 1fr; }
  .case-gallery { grid-template-columns: 1fr; }
  .case-gallery img { height: 390px; }
  .estimate-page > .wrap { grid-template-columns: 1fr; }
  .estimate-intro { position: static; }
}

@media (max-width: 560px) {
  .demo-notice .wrap { padding-block: .4rem; align-items: flex-start; flex-direction: column; gap: 0; }
  .trade-header { min-height: 76px; }
  .trade-cta { padding: .65rem; font-size: .6rem; }
  .trade-hero { min-height: auto; }
  .trade-intro { padding-block: 4rem; }
  h1 { font-size: clamp(3.5rem, 16vw, 5.5rem); }
  h2 { font-size: clamp(2.35rem, 10vw, 3.8rem); }
  .trade-hero > *, .trade-proof > * { min-width: 0; }
  .trade-hero-photo { min-height: 460px; }
  .trade-stamp { display: none; }
  .trade-actions { align-items: stretch; flex-direction: column; }
  .trade-button { width: 100%; }
  .trade-proof { grid-template-columns: 1fr; }
  .trade-proof img, .secondary-job img { min-height: 420px; }
  .scope-strip span { font-size: .62rem; }
  .trade-footer { align-items: flex-start; flex-direction: column; gap: 1.5rem; }
  .case-hero h1 { font-size: clamp(2rem, 9vw, 3rem); }
  .case-copy p { font-size: clamp(1.15rem, 5vw, 1.5rem); }
  .estimate-intro h1 { font-size: clamp(2rem, 9vw, 2.8rem); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}