/* Composite Decking Installers Newcastle — "drafting": spec-sheet paper, graphite, one safety orange. IBM Plex Sans + Mono. */
:root {
  --paper: #F6F4EE; --paper-2: #EEEBE2; --white: #FFFEFB; --ink: #232323; --graphite: #4A4A48; --rule: #2B2B2B; --faint: #CFCAbe;
  --or: #F05A1A; --or-d: #C2440D; --grid: rgba(35,35,35,.055);
  --sans: "IBM Plex Sans", "Segoe UI", Roboto, Arial, sans-serif; --mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 70px; }
body { margin: 0; color: var(--ink); font: 17px/1.6 var(--sans); background-color: var(--paper);
  background-image: linear-gradient(var(--grid) 1px, transparent 1px), linear-gradient(90deg, var(--grid) 1px, transparent 1px); background-size: 24px 24px; }
img { max-width: 100%; height: auto; display: block; }
[hidden] { display: none !important; }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 3px; }
h1, h2, h3 { font-weight: 600; letter-spacing: -.015em; line-height: 1.12; margin: 0 0 .5em; text-wrap: balance; }
h1 { font-size: clamp(32px, 5.4vw, 54px); }
h2 { font-size: clamp(25px, 3.2vw, 36px); }
h3 { font-size: 19px; }
p { margin: 0 0 1em; }
:focus-visible { outline: 2px solid var(--or); outline-offset: 2px; }
.skip { position: absolute; left: -999px; top: 6px; background: var(--ink); color: #fff; padding: 8px 12px; z-index: 50; }
.skip:focus { left: 6px; }
.frame { width: min(1160px, 100%); margin: 0 auto; padding: 0 20px; }
.lbl { font: 500 12px/1.3 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--graphite); margin: 0 0 8px; }
.lbl--or { color: var(--or-d); }
.note { font: 13px/1.5 var(--mono); color: var(--graphite); margin-top: 14px; }

/* buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 22px; background: var(--or); color: #fff; border: 2px solid var(--or); font: 600 16px var(--sans); text-decoration: none; cursor: pointer; letter-spacing: .01em; box-shadow: 4px 4px 0 var(--rule); transition: transform .12s, box-shadow .12s; }
.btn:hover { transform: translate(-1px, -1px); box-shadow: 5px 5px 0 var(--rule); }
.btn:active { transform: translate(2px, 2px); box-shadow: 1px 1px 0 var(--rule); }
.btn--line { background: var(--white); color: var(--ink); border-color: var(--rule); }
.btn--sm { min-height: 40px; padding: 0 14px; font-size: 14.5px; box-shadow: 3px 3px 0 var(--rule); }
.btn--block { width: 100%; }
.btn--lg { min-height: 56px; font-size: 18px; }
.more { font: 500 14px var(--mono); text-transform: uppercase; letter-spacing: .05em; text-decoration: none; border-bottom: 2px solid var(--or); padding-bottom: 2px; }
.acts { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 24px; margin-top: 22px; }

/* top */
.sheetline { display: flex; justify-content: space-between; gap: 12px; padding: 5px 20px; background: var(--ink); color: #DCD8CE; font: 11px var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.sheetline span { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; min-width: 0; }
@media (max-width: 640px) { .sheetline span:nth-child(2) { display: none; } }
.hd { position: sticky; top: 0; z-index: 20; background: var(--white); border-bottom: 2px solid var(--rule); }
.hd__in { display: flex; align-items: center; gap: 20px; min-height: 62px; }
.wm { font: 600 17px var(--sans); text-decoration: none; letter-spacing: -.01em; margin-right: auto; }
.wm__b { color: var(--or); font-family: var(--mono); font-weight: 500; padding: 0 3px; }
.nv ol { list-style: none; margin: 0; padding: 0; display: flex; }
.nv a { display: flex; align-items: baseline; gap: 6px; padding: 20px 11px; font: 500 14.5px var(--sans); text-decoration: none; border-left: 1px solid var(--faint); }
.nv li:last-child a { border-right: 1px solid var(--faint); }
.nv__n { font: 11px var(--mono); color: var(--or-d); }
.nv a:hover, .nv a[aria-current] { background: var(--paper-2); box-shadow: inset 0 -3px 0 var(--or); }
.hd__btn { display: none; font: 500 13px var(--mono); letter-spacing: .1em; background: var(--white); border: 2px solid var(--rule); padding: 9px 12px; cursor: pointer; }
@media (max-width: 1060px) {
  .hd__btn { display: block; }
  .nv { position: fixed; left: 0; right: 0; top: 86px; bottom: 0; background: var(--white); display: none; overflow: auto; border-top: 2px solid var(--rule); }
  .nv.is-open { display: block; }
  .nv ol { flex-direction: column; }
  .nv a { padding: 18px 20px; font-size: 19px; border: 0; border-bottom: 1px solid var(--faint); }
  .nv li:last-child a { border-right: 0; }
}

/* page heads */
.ph, .hx { background: var(--white); border-bottom: 2px solid var(--rule); }
.ph__in { padding-top: 34px; padding-bottom: 40px; }
.ph__in--two { display: grid; grid-template-columns: 1fr 1fr; gap: 44px; align-items: start; }
.ph__lede { font-size: 18.5px; color: var(--graphite); max-width: 36em; }
@media (max-width: 920px) { .ph__in--two { grid-template-columns: 1fr; gap: 22px; } .ph__in { padding-top: 20px; padding-bottom: 26px; } .ph__lede { font-size: 17px; } }
.cr ol { list-style: none; margin: 0 0 16px; padding: 0; display: flex; flex-wrap: wrap; gap: 4px 0; font: 12px var(--mono); text-transform: uppercase; letter-spacing: .05em; color: var(--graphite); }
.cr li + li::before { content: "›"; margin: 0 8px; color: var(--or); }
.cr a { text-decoration: none; }
.hx__in { display: grid; grid-template-columns: 1fr 1.05fr; gap: 40px; align-items: center; padding-top: 40px; padding-bottom: 44px; }
.xs { margin: 0; border: 2px solid var(--rule); background: var(--paper); padding: 14px 14px 0; color: var(--ink); }
.xs svg { width: 100%; height: auto; }
.xs__or { color: var(--or); stroke: var(--or); }
.xs__t { font-family: var(--mono); fill: var(--ink); letter-spacing: .04em; }
.xs figcaption { border-top: 1px solid var(--faint); margin: 10px -14px 0; padding: 10px 14px; font-size: 14.5px; background: var(--white); }
.xs figcaption .lbl, .fig figcaption .lbl { display: inline; margin-right: 8px; color: var(--or-d); }
@media (max-width: 920px) { .hx__in { grid-template-columns: 1fr; gap: 20px; padding-top: 22px; padding-bottom: 24px; } .xs { order: 2; } }

/* blocks */
.blk { padding: 64px 0; border-bottom: 1px solid var(--faint); }
.blk--tint { background: var(--paper-2); }
.blk--ink { background: var(--ink); color: #EDEAE2; border-bottom: 0; }
.blk--ink h2 { color: #fff; }
.blk--ink .more { color: #fff; }
@media (max-width: 700px) { .blk { padding: 40px 0; } }
.sh { max-width: 760px; margin-bottom: 26px; }
.sh__intro { color: var(--graphite); font-size: 17.5px; }
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 44px; align-items: start; }
@media (max-width: 860px) { .two { grid-template-columns: 1fr; gap: 22px; } }
.txt { min-width: 0; max-width: 760px; }
.txt h3 { margin-top: 1.2em; }
.dash { list-style: none; padding: 0; margin: 14px 0; display: grid; gap: 8px; }
.dash li { position: relative; padding-left: 26px; }
.dash li::before { content: ""; position: absolute; left: 0; top: .72em; width: 14px; height: 2px; background: var(--or); }
.dash--sm { font-size: 15.5px; color: var(--graphite); }
.fig { margin: 0; border: 2px solid var(--rule); background: var(--white); }
.fig img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; }
.fig figcaption { padding: 10px 12px; font-size: 14.5px; border-top: 1px solid var(--faint); }
.grid { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); border-top: 2px solid var(--rule); border-left: 2px solid var(--rule); }
.cell { position: relative; padding: 20px 20px 18px; border-right: 2px solid var(--rule); border-bottom: 2px solid var(--rule); background: var(--white); }
.cell h3 a { text-decoration: none; }
.cell h3 a::after { content: ""; position: absolute; inset: 0; }
.cell p { color: var(--graphite); font-size: 16px; }
.cell__go { position: absolute; right: 16px; top: 16px; font: 500 18px var(--mono); color: var(--or); }
.cell:hover { background: #FFF8F2; }
.seq { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 0; border: 2px solid var(--rule); background: var(--white); }
.seq li { padding: 20px; border-right: 1px dashed var(--faint); }
.seq li:last-child { border-right: 0; }
.seq p:not(.lbl) { color: var(--graphite); font-size: 16px; }
@media (max-width: 700px) { .seq li { border-right: 0; border-bottom: 1px dashed var(--faint); } }
.spec { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0; border-top: 1px solid var(--rule); }
.spec li { display: grid; grid-template-columns: 22px 1fr; gap: 12px; padding: 12px 4px; border-bottom: 1px solid var(--faint); }
.spec__box { width: 16px; height: 16px; border: 2px solid var(--rule); margin-top: 4px; position: relative; }
.spec__box::after { content: ""; position: absolute; left: 3px; top: -1px; width: 5px; height: 10px; border: solid var(--or); border-width: 0 2.5px 2.5px 0; transform: rotate(40deg); }
@media (max-width: 680px) { .spec { grid-template-columns: 1fr; } }
.co { display: grid; grid-template-columns: 1.5fr auto; gap: 26px; align-items: center; }
@media (max-width: 760px) { .co { grid-template-columns: 1fr; } }
.tw { overflow-x: auto; border: 2px solid var(--rule); background: var(--white); }
table { width: 100%; border-collapse: collapse; font-size: 15.5px; }
th, td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--faint); vertical-align: top; }
thead th { font: 500 12px var(--mono); letter-spacing: .08em; text-transform: uppercase; background: var(--paper-2); border-bottom: 2px solid var(--rule); }
tbody th { font-weight: 600; }
.figs { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 20px; }

/* faults */
.faults { display: grid; gap: 18px; }
.fault { border: 2px solid var(--rule); background: var(--white); }
.fault__hd { display: flex; align-items: center; gap: 14px; padding: 14px 18px; border-bottom: 2px solid var(--rule); background: var(--paper-2); }
.fault__hd h3 { margin: 0; }
.fault__mk { flex: none; display: grid; place-items: center; width: 30px; height: 30px; border-radius: 50%; background: var(--or); color: #fff; font: 500 14px var(--mono); }
.fault__cols { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.fault__cols > div { padding: 16px 18px; border-right: 1px dashed var(--faint); font-size: 16px; }
.fault__cols > div:last-child { border-right: 0; }
.fault__fix { background: #FFF8F2; }
@media (max-width: 820px) { .fault__cols { grid-template-columns: 1fr; } .fault__cols > div { border-right: 0; border-bottom: 1px dashed var(--faint); } }

/* problem / fix rows */
.ps { display: grid; gap: 22px; }
.ps__row { display: grid; grid-template-columns: 1fr 1fr; gap: 0; border: 2px solid var(--rule); background: var(--white); }
.ps__a, .ps__b { padding: 20px; }
.ps__b { background: #FFF8F2; border-left: 2px solid var(--rule); }
.ps__row .fig { border: 0; border-left: 2px solid var(--rule); }
@media (max-width: 800px) { .ps__row { grid-template-columns: 1fr; } .ps__b, .ps__row .fig { border-left: 0; border-top: 2px solid var(--rule); } }

/* faq */
.faq { display: grid; grid-template-columns: .7fr 1.3fr; gap: 40px; }
@media (max-width: 860px) { .faq { grid-template-columns: 1fr; gap: 6px; } }
.qa { border-bottom: 1px solid var(--faint); background: var(--white); }
.qa:first-child { border-top: 2px solid var(--rule); }
.qa summary { list-style: none; cursor: pointer; padding: 16px 44px 16px 16px; position: relative; font-weight: 600; }
.qa summary::-webkit-details-marker { display: none; }
.qa summary .lbl { display: block; margin-bottom: 2px; color: var(--or-d); }
.qa summary::after { content: "+"; position: absolute; right: 16px; top: 18px; font: 500 20px var(--mono); }
.qa[open] summary::after { content: "−"; }
.qa__a { padding: 0 16px 14px; color: var(--graphite); }
.rel { display: flex; flex-wrap: wrap; gap: 14px 26px; }

/* form */
.fm { background: var(--white); border: 2px solid var(--rule); box-shadow: 8px 8px 0 var(--rule); padding: 22px; scroll-margin-top: 80px; max-width: 760px; }
.blk .fm { margin: 0 auto; }
@media (max-width: 600px) { .fm { padding: 18px 14px; box-shadow: 5px 5px 0 var(--rule); } }
.fm__t { font: 600 24px/1.15 var(--sans); margin: 0 0 4px; }
.fm__s { color: var(--graphite); font-size: 15.5px; margin-bottom: 10px; }
.fm__pg { display: flex; gap: 0; margin: 0 0 14px; border: 1px solid var(--rule); font: 500 12px var(--mono); text-transform: uppercase; letter-spacing: .06em; }
.fm__pg span { flex: 1; padding: 6px 10px; color: var(--graphite); }
.fm__pg span + span { border-left: 1px solid var(--rule); }
.fm__pg .is-on { background: var(--ink); color: #fff; }
.fm__err { border: 2px solid var(--or); background: #FFF1E9; padding: 10px 12px; font-size: 15px; }
.fm__part { display: grid; gap: 14px; }
.fm__part[data-part="2"] { margin-top: 16px; padding-top: 16px; border-top: 2px dashed var(--faint); }
.op { border: 0; margin: 0; padding: 0; min-width: 0; }
.op legend { padding: 0; }
.op__set { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 6px; }
.op label { position: relative; }
.op input { position: absolute; opacity: 0; inset: 0; margin: 0; width: 100%; height: 100%; cursor: pointer; }
.op span { display: flex; align-items: center; gap: 8px; min-height: 42px; padding: 6px 10px; border: 1px solid var(--rule); background: var(--paper); font-size: 15px; line-height: 1.25; }
.op span::before { content: ""; flex: none; width: 14px; height: 14px; border: 2px solid var(--rule); border-radius: 50%; background: var(--white); }
.op--multi span::before { border-radius: 0; }
.op input:checked + span { background: #FFF1E9; border-color: var(--or); box-shadow: inset 0 0 0 1px var(--or); }
.op input:checked + span::before { background: var(--or); border-color: var(--or); }
.op input:focus-visible + span { outline: 2px solid var(--or); outline-offset: 2px; }
.in { display: grid; gap: 4px; min-width: 0; }
.in .lbl { margin: 0; }
input[type=text], input[type=tel], input[type=email], input:not([type]), select, textarea { width: 100%; min-height: 46px; border: 1px solid var(--rule); border-radius: 0; background: var(--white); padding: 10px 12px; font: 16px var(--sans); color: var(--ink); }
textarea { min-height: 70px; resize: vertical; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--or); outline-offset: 0; }
.pair { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 460px) { .pair { grid-template-columns: 1fr; } .op__set { grid-template-columns: 1fr 1fr; } }
.fm__fine { font-size: 12.5px; line-height: 1.5; color: var(--graphite); margin: 0; }
.hp { position: absolute; left: -6000px; width: 1px; height: 1px; overflow: hidden; }

/* legal */
.lg { max-width: 820px; }
.lg h2 { font-size: 23px; margin-top: 1.6em; }
.lg h2 .lbl { display: inline; color: var(--or-d); margin-right: 6px; }

/* footer title block */
.tb { background: var(--white); border-top: 2px solid var(--rule); padding: 40px 0 calc(24px + env(safe-area-inset-bottom)); }
.tb__grid { display: grid; grid-template-columns: 1.4fr repeat(5, 1fr); border: 2px solid var(--rule); }
.tb__cell { padding: 16px; border-right: 1px solid var(--rule); min-width: 0; }
.tb__cell:last-child { border-right: 0; }
.tb__name { font: 600 19px var(--sans); margin-bottom: 6px; }
.tb__txt { font-size: 14.5px; color: var(--graphite); }
.tb ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; font-size: 15px; }
.tb a { text-decoration: none; } .tb a:hover { text-decoration: underline; }
.tb__base { margin-top: 18px; font: 12.5px/1.6 var(--mono); color: var(--graphite); }
.tb__base ul { display: flex; flex-wrap: wrap; gap: 6px 18px; margin-bottom: 10px; font-family: var(--mono); }
.tb__cookie { background: none; border: 0; padding: 0; font: inherit; color: inherit; text-decoration: underline; cursor: pointer; }
@media (max-width: 960px) { .tb__grid { grid-template-columns: 1fr 1fr; } .tb__cell--wide { grid-column: 1 / -1; } .tb__cell { border-bottom: 1px solid var(--rule); } .tb { padding-bottom: calc(90px + env(safe-area-inset-bottom)); } }

/* mobile button */
.mcta { display: none; }
@media (max-width: 760px) {
  .mcta { display: block; position: fixed; left: 0; right: 0; bottom: 0; z-index: 15; padding: 10px 14px calc(10px + env(safe-area-inset-bottom)); background: var(--white); border-top: 2px solid var(--rule); transition: transform .2s; }
  .mcta .btn { box-shadow: none; }
  .mcta.is-off { transform: translateY(110%); }
}

/* consent */
.ck { position: fixed; left: 12px; bottom: 12px; right: 12px; max-width: 420px; z-index: 40; background: var(--white); border: 2px solid var(--rule); box-shadow: 6px 6px 0 var(--rule); padding: 16px; font-size: 15px; }
.ck__b { display: flex; gap: 10px; margin: 10px 0 0; }
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }

.imgnote { font-size: 11.5px; margin: 4px 0 0; opacity: .8; }
.pnote { font-size: 13.5px; opacity: .8; margin-top: -4px; }