/* Brinkwell Heating & Plumbing (sample project by Fox and Kite Studio)
   Art direction, used everywhere: an engineer's drawing meets road signage.
   Deep navy, signal yellow and off-white drawing paper. Condensed heavy capitals like a road sign,
   thin 1px technical lines and dimension arrows for decoration, monospace for every number. */
@font-face { font-family: "Barlow Condensed"; src: url("../fonts/barlow-condensed-latin-800-normal.woff2") format("woff2"); font-weight: 800; font-display: swap; }
@font-face { font-family: "Barlow Condensed"; src: url("../fonts/barlow-condensed-latin-600-normal.woff2") format("woff2"); font-weight: 600; font-display: swap; }
@font-face { font-family: "IBM Plex Sans"; src: url("../fonts/ibm-plex-sans-latin-400-normal.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "IBM Plex Sans"; src: url("../fonts/ibm-plex-sans-latin-600-normal.woff2") format("woff2"); font-weight: 600; font-display: swap; }
@font-face { font-family: "IBM Plex Mono"; src: url("../fonts/ibm-plex-mono-latin-500-normal.woff2") format("woff2"); font-weight: 500; font-display: swap; }

:root {
  --navy: #14213D; --navy-2: #1D2D52; --yellow: #FFC83D; --paper: #F4F1EA; --paper-2: #EAE5D9; --ink: #14213D; --mute: #4A5470; --line: rgba(20, 33, 61, .18);
  --sign: "Barlow Condensed", "Arial Narrow", "Roboto Condensed", Impact, sans-serif;
  --body: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, Consolas, monospace;
  --ease: cubic-bezier(.2, .8, .2, 1);
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-padding-top: 90px; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }
body { margin: 0; background: var(--paper); color: var(--ink); font: 400 1.0625rem/1.6 var(--body); }
img, svg { display: block; max-width: 100%; }
h1, h2, h3, p, ol, dl, dd, figure { margin: 0; }
a { color: inherit; }
:focus-visible { outline: 3px solid var(--yellow); outline-offset: 3px; box-shadow: 0 0 0 6px var(--navy); }
.wrap { width: min(1200px, 100% - 40px); margin-inline: auto; }
.vh { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: 12px; top: -60px; background: var(--yellow); padding: 10px 14px; z-index: 50; font-weight: 600; }
.skip:focus { top: 12px; }

.sample-bar { background: var(--yellow); color: var(--navy); font: 500 .8rem/1.4 var(--mono); text-align: center; padding: 8px 16px; }
.sample-bar b { text-transform: uppercase; letter-spacing: .08em; margin-right: 6px; }

/* Header */
.top { position: sticky; top: 0; z-index: 20; background: var(--navy); color: var(--paper); border-bottom: 1px solid rgba(255, 255, 255, .12); }
.top-in { display: flex; align-items: center; gap: 28px; min-height: 72px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.brand .mark { width: 42px; height: 42px; }
.brand b { display: block; font: 800 1.7rem/0.9 var(--sign); text-transform: uppercase; letter-spacing: .02em; }
.brand small { display: block; font: 500 .68rem/1.3 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--yellow); margin-top: 3px; }
.nav { display: flex; gap: 4px; margin-left: auto; }
.nav a { font: 600 1.05rem/1 var(--sign); text-transform: uppercase; letter-spacing: .06em; text-decoration: none; padding: 12px 12px; border-bottom: 2px solid transparent; }
.nav a:hover { border-bottom-color: var(--yellow); }
.call-top { font: 500 1rem/1 var(--mono); background: var(--yellow); color: var(--navy); text-decoration: none; padding: 14px 16px; border-radius: 4px; transition: transform .15s var(--ease); }
.call-top:active { transform: translateY(2px); }

/* Hero: navy drawing board */
.hero { position: relative; background: var(--navy); color: var(--paper); overflow: hidden; }
.hero::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(255, 255, 255, .05) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, .05) 1px, transparent 1px); background-size: 40px 40px; pointer-events: none; }
.hero-in { position: relative; display: grid; gap: 40px; padding: 64px 0 80px; align-items: center; }
@media (min-width: 960px) { .hero-in { grid-template-columns: 7fr 5fr; padding: 88px 0 104px; } }
.chip { display: inline-flex; align-items: center; gap: 10px; border: 1px solid rgba(255, 200, 61, .55); color: var(--yellow); font: 500 .85rem/1 var(--mono); letter-spacing: .04em; padding: 10px 14px; border-radius: 999px; }
.chip .dot { width: 9px; height: 9px; border-radius: 50%; background: #5BD18B; box-shadow: 0 0 0 4px rgba(91, 209, 139, .2); }
.hero h1 { font: 800 clamp(2.9rem, 7.4vw, 6.2rem)/.9 var(--sign); text-transform: uppercase; letter-spacing: -.005em; margin-top: 26px; text-wrap: balance; }
.mark-y { color: var(--navy); background: var(--yellow); box-decoration-break: clone; -webkit-box-decoration-break: clone; padding: 0 .12em; line-height: 1.04; }
.hero .lede { margin-top: 26px; max-width: 36em; font-size: 1.12rem; color: #D5DAE6; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; align-items: stretch; }
.btn-call { display: inline-flex; align-items: center; gap: 14px; background: var(--yellow); color: var(--navy); text-decoration: none; padding: 14px 24px 14px 18px; border-radius: 6px; box-shadow: 0 4px 0 #C99714; transition: transform .15s var(--ease), box-shadow .15s var(--ease); }
.btn-call:active { transform: translateY(3px); box-shadow: 0 1px 0 #C99714; }
.btn-call svg { width: 30px; height: 30px; }
.btn-call span { font: 500 1.6rem/1 var(--mono); }
.btn-call small { display: block; font: 600 .75rem/1 var(--body); letter-spacing: .06em; text-transform: uppercase; margin-bottom: 6px; }
.btn-line { display: inline-flex; align-items: center; font: 800 1.3rem/1 var(--sign); text-transform: uppercase; letter-spacing: .04em; color: var(--paper); text-decoration: none; padding: 0 22px; min-height: 64px; border: 2px solid var(--paper); border-radius: 6px; }
.btn-line:hover { background: var(--paper); color: var(--navy); }
.drawing svg { width: 100%; max-width: 520px; margin-inline: auto; }
.drawing .grid path { stroke: rgba(255, 255, 255, .06); stroke-width: 1; }
.drawing .boiler * { fill: none; stroke: var(--paper); stroke-width: 2; }
.drawing .boiler .flame { stroke: var(--yellow); }
.drawing .dims path, .drawing .labels path { fill: none; stroke: var(--yellow); stroke-width: 1.2; }
.drawing text { font: 500 13px var(--mono); fill: var(--yellow); letter-spacing: .06em; }
.drawing .title-block rect, .drawing .title-block path { fill: none; stroke: rgba(244, 241, 234, .55); }
.drawing .title-block text { fill: var(--paper); font-size: 11px; }
.hazard { height: 14px; background: repeating-linear-gradient(-45deg, var(--yellow) 0 18px, var(--navy) 18px 36px); }

/* Practical info set as road sign plates */
.board-wrap { background: var(--paper-2); border-bottom: 1px solid var(--line); }
.board { display: grid; gap: 0; }
@media (min-width: 800px) { .board { grid-template-columns: 1fr 1fr 1.1fr; } }
.plate { padding: 28px 28px 30px 0; border-bottom: 1px solid var(--line); }
@media (min-width: 800px) { .plate { border-bottom: 0; border-right: 1px solid var(--line); padding: 34px 28px; } .plate:first-child { padding-left: 0; } .plate:last-child { border-right: 0; } }
.plate-k { font: 500 .78rem/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--mute); }
.plate-v { font: 800 clamp(1.6rem, 2.6vw, 2.1rem)/1.02 var(--sign); text-transform: uppercase; margin-top: 12px; }
.plate-y { background: var(--yellow); margin: 0 -20px; padding-left: 20px; }
@media (min-width: 800px) { .plate-y { margin: 0; padding-left: 28px; } }

/* Section headings */
.tag { display: inline-block; font: 500 .78rem/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--navy); border: 1px solid var(--navy); padding: 7px 10px; }
.tag-y { background: var(--yellow); border-color: var(--yellow); }
h2 { font: 800 clamp(2.4rem, 5.2vw, 4.2rem)/.92 var(--sign); text-transform: uppercase; margin-top: 18px; text-wrap: balance; }
.sec-head { max-width: 44rem; }
.sec-head p:not(.tag) { margin-top: 18px; color: var(--mute); }

/* Coverage map */
.area { padding: 96px 0; background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px); background-size: 80px 80px; background-position: -1px -1px; }
.area-in { display: grid; gap: 40px; align-items: center; }
@media (min-width: 960px) { .area-in { grid-template-columns: 5fr 7fr; } }
.area-copy { background: var(--paper); padding: 4px 0; }
.area-copy > p:not(.tag) { margin-top: 18px; color: var(--mute); }
.check { margin-top: 28px; }
.check label { display: block; font: 600 .9rem/1 var(--body); margin-bottom: 10px; }
.check-row { display: flex; border: 2px solid var(--navy); border-radius: 6px; overflow: hidden; background: #fff; }
.check-row input { flex: 1; min-width: 0; border: 0; padding: 0 16px; min-height: 58px; font: 500 1.15rem var(--mono); color: var(--navy); background: transparent; text-transform: uppercase; }
.check-row input::placeholder { text-transform: none; font: 400 1rem var(--body); color: #8790A6; }
.check-row input:focus { outline: none; }
.check-row:focus-within { box-shadow: 0 0 0 4px var(--yellow); }
.check-row button { border: 0; background: var(--navy); color: var(--yellow); font: 800 1.3rem/1 var(--sign); text-transform: uppercase; letter-spacing: .05em; padding: 0 24px; cursor: pointer; }
.quick { margin-top: 14px; font-size: .92rem; color: var(--mute); display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.quick button { font: 500 .85rem/1 var(--mono); border: 1px solid var(--navy); background: transparent; color: var(--navy); border-radius: 999px; padding: 9px 12px; cursor: pointer; }
.quick button:hover { background: var(--navy); color: var(--paper); }
.answer { margin-top: 26px; border-left: 6px solid var(--navy); padding: 6px 0 6px 18px; min-height: 84px; }
.answer-main { font-weight: 600; }
.answer.yes { border-color: #2E9E5B; }
.answer.no { border-color: #C2412D; }
.answer .big { font: 800 clamp(1.7rem, 3vw, 2.3rem)/1 var(--sign); text-transform: uppercase; }
.answer .when { margin-top: 8px; font: 500 1rem/1.4 var(--mono); }
.map { background: var(--paper); border: 1px solid var(--navy); border-radius: 4px; padding: 10px; box-shadow: 10px 10px 0 var(--navy); }
.map svg { width: 100%; height: auto; }
.map .drains path { stroke: rgba(20, 33, 61, .2); stroke-width: 1; fill: none; }
.map .river { fill: none; stroke: #5B86C9; stroke-width: 5; stroke-linecap: round; opacity: .55; }
.map .river-l { font: 500 10px var(--mono); fill: #3F6AAE; letter-spacing: .18em; }
.map .ring { fill: rgba(255, 200, 61, .14); stroke: var(--navy); stroke-width: 1; stroke-dasharray: 6 6; }
.map .routes path { fill: none; stroke: var(--navy); stroke-width: 4; stroke-linejoin: round; stroke-dasharray: 1; stroke-dashoffset: 1; opacity: 0; }
.map .routes path.on { opacity: 1; animation: draw .9s var(--ease) forwards; }
@keyframes draw { to { stroke-dashoffset: 0; } }
.map .towns circle { fill: var(--paper); stroke: var(--navy); stroke-width: 2.5; transition: fill .3s; }
.map .towns text { font: 600 12px var(--mono); fill: var(--navy); letter-spacing: .08em; }
.map .towns g.on circle { fill: var(--yellow); }
.map .towns g.on text { font-weight: 700; }
.map .base rect { fill: var(--navy); }
.map .base .b { font: 800 18px var(--sign); fill: var(--yellow); }
.map .base-l { font-size: 12px; }
.map .key text { font: 500 10px var(--mono); fill: var(--mute); letter-spacing: .1em; }
.map .key path { stroke: var(--navy); stroke-width: 4; }

/* Price guide: a spec sheet */
.prices { padding: 96px 0; background: var(--navy); color: var(--paper); }
.prices .tag { color: var(--yellow); border-color: var(--yellow); }
.prices .sec-head p:not(.tag) { color: #C4CADB; }
.price-table { margin-top: 44px; border-top: 3px solid var(--yellow); }
.pt-row { display: grid; gap: 6px 28px; padding: 22px 0; border-bottom: 1px solid rgba(255, 255, 255, .16); align-items: baseline; }
@media (min-width: 800px) { .pt-row { grid-template-columns: 1.1fr 1.6fr 1fr; } }
.pt-head { font: 500 .75rem/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: #9AA3BB; padding: 14px 0; }
@media (max-width: 799px) { .pt-head { display: none; } }
.pt-job { font: 800 1.7rem/1 var(--sign); text-transform: uppercase; }
.pt-row > span:nth-child(2) { color: #C4CADB; }
.pt-price { font: 500 clamp(1.7rem, 3vw, 2.4rem)/1 var(--mono); color: var(--yellow); text-align: left; letter-spacing: -.02em; }
@media (min-width: 800px) { .pt-price { text-align: right; } }
.pt-price small { font-size: .8rem; color: #C4CADB; letter-spacing: .06em; text-transform: uppercase; }
.pt-big { background: rgba(255, 200, 61, .08); margin: 0 -20px; padding-inline: 20px; }
.fine { margin-top: 18px; font: 500 .8rem/1.5 var(--mono); color: #9AA3BB; }

/* How a visit works: a route with junction numbers */
.visit { padding: 96px 0; }
.route { list-style: none; padding: 0; margin-top: 52px; display: grid; gap: 0; position: relative; }
.route::before { content: ""; position: absolute; left: 25px; top: 10px; bottom: 10px; width: 4px; background: var(--navy); }
.route li { position: relative; padding: 0 0 36px 76px; }
.route .jn { position: absolute; left: 0; top: 0; width: 54px; height: 54px; display: grid; place-items: center; background: var(--yellow); border: 3px solid var(--navy); border-radius: 6px; font: 800 1.8rem/1 var(--sign); }
.route h3 { font: 800 1.8rem/1 var(--sign); text-transform: uppercase; padding-top: 12px; }
.route p { color: var(--mute); margin-top: 8px; max-width: 26em; }
@media (min-width: 900px) {
  .route { grid-template-columns: repeat(4, 1fr); gap: 28px; }
  .route::before { left: 0; right: 0; top: 25px; bottom: auto; width: auto; height: 4px; }
  .route li { padding: 76px 0 0; }
  .route li:nth-child(even) { margin-top: 36px; }
}

/* About */
.about { padding: 96px 0; background: var(--paper-2); border-block: 1px solid var(--line); }
.about-in { display: grid; gap: 44px; align-items: center; }
@media (min-width: 900px) { .about-in { grid-template-columns: 5fr 7fr; } }
.about-in > div > p:not(.tag) { margin-top: 20px; color: var(--mute); max-width: 36em; }
.van { position: relative; }
.van svg * { fill: none; stroke: var(--navy); stroke-width: 2.5; stroke-linejoin: round; stroke-linecap: round; }
.van-l { position: absolute; left: 15%; top: 37%; font: 800 clamp(1.2rem, 3vw, 1.8rem)/1 var(--sign); letter-spacing: .08em; background: var(--yellow); padding: 4px 10px; }
.spec { margin-top: 28px; border-top: 1px solid var(--navy); }
.spec div { display: grid; grid-template-columns: 9rem 1fr; gap: 16px; padding: 14px 0; border-bottom: 1px solid var(--line); }
.spec dt { font: 500 .78rem/1.6 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--mute); }

/* Photo enquiry */
.send { padding: 96px 0; }
.send-in { display: grid; gap: 44px; }
@media (min-width: 900px) { .send-in { grid-template-columns: 5fr 6fr; align-items: start; } }
.send-in > div > p:not(.tag) { margin-top: 18px; color: var(--mute); }
.or { font-weight: 600; color: var(--ink) !important; }
.or a { font-family: var(--mono); }
.enquiry { background: #fff; border: 2px solid var(--navy); border-radius: 6px; padding: 28px; box-shadow: 10px 10px 0 var(--yellow); }
.field + .field { margin-top: 20px; }
.field > label { display: block; font-weight: 600; margin-bottom: 8px; }
.field > label span { font-weight: 400; color: var(--mute); }
.field input:not([type="file"]) { width: 100%; min-height: 54px; border: 1.5px solid #9AA3BB; border-radius: 4px; padding: 0 14px; font: inherit; color: var(--ink); background: var(--paper); }
.field input:focus { outline: none; border-color: var(--navy); box-shadow: 0 0 0 3px var(--yellow); }
.field input[aria-invalid="true"] { border-color: #C2412D; }
.drop { position: relative; display: grid; place-items: center; min-height: 128px; border: 2px dashed #9AA3BB; border-radius: 6px; background: var(--paper); cursor: pointer; text-align: center; padding: 16px; overflow: hidden; }
.drop:hover, .drop:focus-within { border-color: var(--navy); }
.drop input { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.drop-t { font: 500 .95rem/1.4 var(--mono); color: var(--mute); }
.drop-img { max-height: 160px; border-radius: 4px; }
.btn-send { width: 100%; margin-top: 26px; min-height: 60px; border: 0; border-radius: 6px; background: var(--navy); color: var(--yellow); font: 800 1.5rem/1 var(--sign); text-transform: uppercase; letter-spacing: .05em; cursor: pointer; box-shadow: 0 4px 0 #0A1226; transition: transform .15s var(--ease), box-shadow .15s var(--ease); }
.btn-send:active { transform: translateY(3px); box-shadow: 0 1px 0 #0A1226; }
.form-note { margin-top: 12px; font: 500 .8rem/1.4 var(--mono); color: var(--mute); text-align: center; }
.sent { margin-top: 18px; padding: 16px; background: #E9F6EE; border-left: 5px solid #2E9E5B; }
.sent b { display: block; font: 800 1.4rem/1.1 var(--sign); text-transform: uppercase; }

/* Footer */
.foot { background: var(--navy); color: #C4CADB; padding: 56px 0 110px; }
.foot-in { display: grid; gap: 24px; }
@media (min-width: 800px) { .foot-in { grid-template-columns: 2fr 1fr 1fr; } .foot { padding-bottom: 48px; } }
.foot-name { font: 800 1.8rem/1 var(--sign); text-transform: uppercase; color: var(--paper); margin-bottom: 8px; }
.foot a { color: var(--yellow); text-underline-offset: 3px; }
.foot-fine { margin-top: 36px; padding-top: 18px; border-top: 1px solid rgba(255, 255, 255, .14); font: 500 .78rem/1.5 var(--mono); }

/* Phone: bottom action bar */
.dock { position: fixed; left: 0; right: 0; bottom: 0; z-index: 30; display: grid; grid-template-columns: 1.3fr 1fr 1fr; background: var(--navy); border-top: 3px solid var(--yellow); padding-bottom: env(safe-area-inset-bottom); }
.dock a { display: flex; flex-direction: column; align-items: center; gap: 4px; padding: 10px 0 12px; color: var(--paper); text-decoration: none; font: 600 1rem/1 var(--sign); text-transform: uppercase; letter-spacing: .08em; }
.dock a:first-child { background: var(--yellow); color: var(--navy); }
.dock svg { width: 22px; height: 22px; }
@media (min-width: 800px) { .dock { display: none; } }
@media (max-width: 899px) { .nav { display: none; } .top-in { justify-content: space-between; } }
@media (max-width: 440px) { .call-top { display: none; } .brand b { font-size: 1.5rem; } .btn-call span { font-size: 1.35rem; } .hero h1 { font-size: 2.75rem; } }

/* Lines draw on once, when the page opens */
@media (prefers-reduced-motion: no-preference) {
  .js .draw [pathLength] { stroke-dasharray: 1; stroke-dashoffset: 1; animation: draw 1.6s var(--ease) .2s forwards; }
  .js .draw .dims [pathLength], .js .draw .labels [pathLength] { animation-delay: 1.1s; }
  .js .van.draw [pathLength], .js .van [pathLength] { animation-play-state: paused; }
  .js .van.in [pathLength] { animation-play-state: running; }
}
@media (prefers-reduced-motion: reduce) { .map .routes path.on { animation: none; stroke-dashoffset: 0; } * { transition: none !important; } }