/* ThermaSteel Northeast — site layer over the Modernist tokens (assets/ds.css) */

html { -webkit-text-size-adjust: 100%; }
body { font-size: 16px; }
img { height: auto; }

.wrap { max-width: 1200px; margin: 0 auto; padding: 0 28px; }
.wrap-narrow { max-width: 860px; margin: 0 auto; padding: 0 28px; }

/* ── header ─────────────────────────────────────────── */
.site-head {
  position: sticky; top: 0; z-index: 60;
  background: var(--color-bg);
  border-bottom: 2px solid var(--color-divider);
}
.site-head .wrap { max-width: none; display: flex; align-items: center; gap: 24px; min-height: 92px; padding: 0 36px; }
.brand { display: block; margin-right: auto; line-height: 0; padding: 10px 0; }
.brand img { width: 260px; }
.mainnav { display: flex; align-items: center; gap: 20px; }
.mainnav a {
  color: var(--color-text); text-decoration: none;
  font-size: 12px; letter-spacing: 0.03em; text-transform: uppercase; font-weight: 600;
  padding: 4px 0; border-bottom: 2px solid transparent;
}
.mainnav a:hover { color: var(--color-accent); }
.mainnav a[aria-current="page"] { border-bottom-color: var(--color-accent); color: var(--color-accent); }
.navtoggle { display: none; }
.headsearch { display: flex; gap: 6px; align-items: center; }
.headsearch .input { width: 210px; min-height: 42px; padding: 8px 14px; font-size: 14px; border-width: 2px; border-color: var(--color-divider); }
.headsearch .input:focus-visible { border-color: var(--color-accent); }
.headsearch .btn { padding: 12px 14px; font-size: 11px; }

/* ── generic layout ─────────────────────────────────── */
section { padding: 72px 0; }
section.tight { padding: 44px 0; }
.ruled { border-top: 2px solid var(--color-divider); }
.eyebrow {
  font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase;
  font-weight: 600; color: var(--color-accent); margin: 0 0 14px;
}
h1 { font-size: clamp(38px, 5.6vw, 66px); letter-spacing: -0.03em; }
h2 { font-size: clamp(27px, 3.2vw, 38px); letter-spacing: -0.02em; }
h3 { font-size: 21px; }
.lede { font-size: clamp(17px, 1.5vw, 20px); line-height: 1.5; max-width: 62ch; text-wrap: pretty; }
p { max-width: 74ch; text-wrap: pretty; }
.cols { display: grid; gap: 40px; }
.c2 { grid-template-columns: repeat(2, 1fr); }
.c3 { grid-template-columns: repeat(3, 1fr); }
.c4 { grid-template-columns: repeat(4, 1fr); }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.split-wide { grid-template-columns: 1.15fr 1fr; }

/* ── hero ───────────────────────────────────────────── */
.hero { padding: 0; border-bottom: 2px solid var(--color-divider); }
.hero .split { gap: 0; align-items: stretch; grid-template-columns: 1fr 1fr; }
.hero-copy { padding: 76px 56px 76px 0; display: flex; flex-direction: column; justify-content: center; }
.hero-copy h1 { margin-bottom: 20px; }
.hero-fig { position: relative; overflow: hidden; min-height: 460px; }
.hero-fig img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.pagehead { padding: 64px 0 40px; border-bottom: 2px solid var(--color-divider); }
.pagehead h1 { max-width: 18ch; }

/* ── cells / stats ──────────────────────────────────── */
.cell { border-top: 2px solid var(--color-divider); padding-top: 16px; }
.cell h3 { margin-bottom: 8px; }
.cell p { font-size: 15px; margin: 0; color: var(--color-neutral-400); }
.stat { border-top: 2px solid var(--color-divider); padding-top: 14px; }
.stat b {
  display: block; font-family: var(--font-heading); font-weight: 800;
  font-size: clamp(34px, 4.4vw, 52px); line-height: 1; letter-spacing: -0.03em;
}
.stat span {
  display: block; margin-top: 8px; font-size: 12px; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--color-neutral-500);
}

/* ── figures ────────────────────────────────────────── */
figure img { width: 100%; }
.photo { filter: grayscale(1) contrast(1.05) brightness(0.88); }
.ratio { position: relative; overflow: hidden; }
.ratio img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.r43 { aspect-ratio: 4 / 3; }
.r32 { aspect-ratio: 3 / 2; }
.r169 { aspect-ratio: 16 / 9; }

/* ── route cards ────────────────────────────────────── */
.route { display: flex; flex-direction: column; gap: 14px; text-decoration: none; color: inherit; }
.route .ratio { border-bottom: 2px solid var(--color-divider); }
.route h3 { margin: 0; }
.route p { font-size: 15px; margin: 0; color: var(--color-neutral-400); }
.route .more { font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase; font-weight: 600; color: var(--color-accent); }
.route:hover img { filter: grayscale(0) contrast(1); }
.route:hover h3 { color: var(--color-accent); }

/* ── poster ─────────────────────────────────────────── */
.poster { background: var(--color-accent); color: #17150f; padding: 80px 0; }
.poster h2 { font-size: clamp(32px, 5vw, 60px); max-width: 20ch; margin: 0 0 24px; letter-spacing: -0.03em; }
.poster p { color: #17150f; opacity: 0.85; max-width: 56ch; }
.poster .btn-primary { background: #17150f; color: var(--color-accent); }
.poster .btn-primary:hover { background: #000; }
.btn { font-size: 13px; letter-spacing: 0.08em; text-transform: uppercase; padding: 13px 22px; justify-content: flex-start; }
.btn-primary { color: #17150f; }
.btn-secondary { border-width: 2px; border-color: var(--color-text); }
.btnrow { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

/* ── panel spec blocks ──────────────────────────────── */
.panel { display: grid; grid-template-columns: 1fr 1.1fr; gap: 48px; align-items: center; padding: 48px 0; border-top: 2px solid var(--color-divider); }
.panel:nth-child(even) .panel-fig { order: 2; }
.panel-fig { background: #fff; padding: 28px; display: grid; place-items: center; }
.panel-fig img { width: 100%; }
.specs { list-style: none; margin: 16px 0 0; padding: 0; }
.specs li { font-size: 15px; padding: 9px 0 9px 22px; border-bottom: 1px solid var(--color-divider); position: relative; }
.specs li::before { content: ""; position: absolute; left: 0; top: 17px; width: 10px; height: 2px; background: var(--color-accent); }

/* ── certification marks ─────────────────────────── */
.certs { display: grid; grid-template-columns: repeat(6, 1fr); border-top: 2px solid var(--color-divider); border-left: 2px solid var(--color-divider); }
.certs div { border-right: 2px solid var(--color-divider); border-bottom: 2px solid var(--color-divider); aspect-ratio: 1 / 1; display: grid; place-items: center; padding: 20px; background: #fff; }
.certs img { width: 100%; max-width: 100px; filter: grayscale(1); opacity: 0.55; transition: filter 0.2s ease, opacity 0.2s ease; }
.certs div:hover img { filter: none; opacity: 1; }
.certs-note { font-size: 13px; color: var(--color-neutral-500); margin-top: 16px; }

/* ── breadcrumb ─────────────────────────────────────── */
.crumb { font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-neutral-500); margin: 0 0 14px; }
.crumb a { color: var(--color-neutral-400); text-decoration: none; }
.crumb a:hover { color: var(--color-accent); }

/* ── town grid ──────────────────────────────────────── */
.towns { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 2px solid var(--color-divider); border-left: 2px solid var(--color-divider); }
.towns a { display: flex; flex-direction: column; gap: 4px; padding: 18px 20px; border-right: 2px solid var(--color-divider); border-bottom: 2px solid var(--color-divider); text-decoration: none; color: var(--color-text); }
.towns a:hover { background: var(--color-surface); color: var(--color-accent); }
.towns b { font-family: var(--font-heading); font-weight: 800; font-size: 16px; }
.towns span { font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--color-neutral-500); }

/* ── numbered process ───────────────────────────────── */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; }
.step { border-top: 2px solid var(--color-accent); padding-top: 14px; }
.step b { display: block; font-family: var(--font-heading); font-size: 12px; letter-spacing: 0.14em; color: var(--color-accent); margin-bottom: 10px; }
.step h3 { font-size: 18px; margin: 0 0 6px; }
.step p { font-size: 14px; margin: 0; color: var(--color-neutral-400); }

/* ── comparison table ───────────────────────────────── */
.compare { width: 100%; border-collapse: collapse; font-size: 15px; margin-top: 32px; }
.compare th { text-align: left; font-family: var(--font-heading); font-weight: 800; font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-neutral-400); padding: 12px 16px; border-bottom: 2px solid var(--color-divider); }
.compare th:first-child, .compare td:first-child { padding-left: 0; }
.compare td { padding: 14px 16px; border-bottom: 1px solid var(--color-divider); vertical-align: top; }
.compare td:first-child { font-weight: 600; }
.compare .win { color: var(--color-accent); }

/* ── FAQ ────────────────────────────────────────────── */
.faq { border-top: 2px solid var(--color-divider); }
.faq details { border-bottom: 2px solid var(--color-divider); }
.faq summary { cursor: pointer; list-style: none; padding: 18px 0; font-family: var(--font-heading); font-weight: 800; font-size: 17px; display: flex; justify-content: space-between; gap: 24px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--color-accent); font-size: 22px; line-height: 1; }
.faq details[open] summary::after { content: "\2013"; }
.faq summary:hover { color: var(--color-accent); }
.faq p { font-size: 15px; color: var(--color-neutral-300); padding-bottom: 20px; margin: 0; max-width: 78ch; }

/* ── blog ───────────────────────────────────────────── */
.posts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; }
.post { display: flex; flex-direction: column; gap: 10px; text-decoration: none; color: inherit; border-top: 2px solid var(--color-divider); padding-top: 16px; }
.post time { font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--color-accent); }
.post h3 { margin: 0; font-size: 19px; }
.post p { font-size: 14px; margin: 0; color: var(--color-neutral-400); }
.post:hover h3 { color: var(--color-accent); }
.postmeta { font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-neutral-500); margin-bottom: 18px; }
.prose .lede { margin-bottom: 28px; }

/* ── footer town strip ──────────────────────────────── */
.foot-towns { border-top: 1px solid var(--color-neutral-800); margin-top: 44px; padding-top: 22px; }
.foot-towns div { display: flex; flex-wrap: wrap; gap: 8px 16px; }
.foot-towns a { font-size: 13px; }

/* ── document rows ──────────────────────────────────── */
.doc { display: grid; grid-template-columns: 1fr auto; gap: 28px; align-items: center; border-top: 2px solid var(--color-divider); padding: 20px 0; }
.doc:last-child { border-bottom: 2px solid var(--color-divider); }
.doc h3 { font-size: 17px; margin: 0 0 6px; }
.doc h3 a { color: var(--color-text); text-decoration: none; }
.doc h3 a:hover { color: var(--color-accent); }
.doc p { font-size: 14px; margin: 0; color: var(--color-neutral-400); max-width: 78ch; }
.doc .btn { white-space: nowrap; }

/* ── gallery ────────────────────────────────────────── */
.gal { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.gal a { display: block; position: relative; aspect-ratio: 3 / 2; overflow: hidden; }
.gal img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; filter: grayscale(1) contrast(1.08); transition: filter 0.25s ease; }
.gal a:hover img { filter: grayscale(0) contrast(1); }
.lightbox { position: fixed; inset: 0; z-index: 100; display: none; place-items: center; padding: 32px; background: color-mix(in srgb, var(--color-neutral-900) 88%, transparent); }
.lightbox[open] { display: grid; }
.lightbox img { max-width: 100%; max-height: 86vh; object-fit: contain; }
.lightbox button { position: absolute; top: 20px; right: 24px; background: none; border: 0; color: #fff; font: 800 28px/1 var(--font-heading); cursor: pointer; }

/* ── prose ──────────────────────────────────────────── */
.prose h2 { margin-top: 48px; }
.prose h3 { margin-top: 32px; }
.prose p, .prose li { font-size: 16px; }
.prose ul { padding-left: 20px; }
.prose li { margin-bottom: 6px; }
.prose figure { margin: 36px 0; }
.callout { border-top: 2px solid var(--color-accent); background: var(--color-surface); padding: 24px 26px; margin: 36px 0; }
.callout p:last-child { margin-bottom: 0; }
.leed-item { border-top: 2px solid var(--color-divider); padding: 20px 0; }
.leed-item h4 { margin: 0 0 6px; font-size: 17px; }
.leed-item h4 span { color: var(--color-accent); }
.leed-item p { margin: 0; font-size: 15px; color: var(--color-neutral-400); }

/* ── form ───────────────────────────────────────────── */
.formgrid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.formgrid .full { grid-column: 1 / -1; }
.input { border-width: 2px; border-color: var(--color-text); background: transparent; min-height: 48px; font-size: 15px; padding: 10px 14px; }
textarea.input { min-height: 150px; }
.consent { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; }
.consent input { width: 18px; height: 18px; margin-top: 2px; accent-color: var(--color-accent); flex: none; }
.hp { position: absolute; left: -9999px; }
.notice { border-top: 2px solid var(--color-accent); background: var(--color-surface); padding: 18px 22px; margin-bottom: 28px; font-size: 15px; }
.contact-list { list-style: none; margin: 0; padding: 0; }
.contact-list li { border-top: 2px solid var(--color-divider); padding: 14px 0; }
.contact-list span { display: block; font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--color-neutral-500); margin-bottom: 4px; }
.contact-list a { font-family: var(--font-heading); font-weight: 800; font-size: 20px; color: var(--color-text); text-decoration: none; }
.contact-list a:hover { color: var(--color-accent); }

/* ── footer ─────────────────────────────────────────── */
.site-foot { background: #0c0b0a; color: var(--color-neutral-400); border-top: 2px solid var(--color-divider); padding: 64px 0 32px; }
.site-foot .cols { gap: 48px; }
.site-foot img.logo { width: 210px; margin-bottom: 18px; }
.site-foot h4 { color: var(--color-text); font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase; margin-bottom: 14px; }
.site-foot ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 9px; }
.site-foot a { color: var(--color-neutral-400); text-decoration: none; font-size: 14px; }
.site-foot a:hover { color: var(--color-accent-400); }
.site-foot p { font-size: 14px; color: var(--color-neutral-500); }
.foot-bottom { border-top: 1px solid var(--color-neutral-800); margin-top: 48px; padding-top: 20px; display: flex; flex-wrap: wrap; gap: 16px; justify-content: space-between; font-size: 12px; color: var(--color-neutral-500); }

/* ── responsive ─────────────────────────────────────── */
@media (max-width: 1000px) {
  .c4 { grid-template-columns: repeat(2, 1fr); }
  .c3 { grid-template-columns: repeat(2, 1fr); }
  .gal { grid-template-columns: repeat(2, 1fr); }
  .certs { grid-template-columns: repeat(4, 1fr); }
  .towns { grid-template-columns: repeat(2, 1fr); }
  .steps, .posts { grid-template-columns: repeat(2, 1fr); }
  .split, .hero .split, .panel { grid-template-columns: 1fr; gap: 32px; }
  .panel:nth-child(even) .panel-fig { order: 0; }
  .hero-copy { padding: 56px 0 44px; }
  .hero-fig { min-height: 320px; }
  .mainnav { display: none; }
  .headsearch { display: none; }
  .mainnav.open { display: flex; position: absolute; top: 84px; left: 0; right: 0; flex-direction: column; align-items: flex-start; gap: 0; background: var(--color-bg); border-bottom: 2px solid var(--color-divider); padding: 8px 28px 20px; }
  .mainnav.open a { padding: 12px 0; width: 100%; border-bottom: 1px solid var(--color-divider); }
  .brand img { width: 200px; }
  .site-head .wrap { min-height: 84px; padding: 0 24px; }
  .navtoggle { display: inline-flex; }
}
@media (max-width: 640px) {
  section { padding: 48px 0; }
  .wrap, .wrap-narrow { padding: 0 20px; }
  .c2, .c3, .c4, .formgrid, .gal { grid-template-columns: 1fr; }
  .doc { grid-template-columns: 1fr; gap: 14px; }
  .towns, .steps, .posts { grid-template-columns: 1fr; }
  .compare { font-size: 14px; }
  .compare th, .compare td { padding: 10px 8px; }
  .certs { grid-template-columns: repeat(3, 1fr); }
  .site-foot .cols { grid-template-columns: 1fr; }
}