/* Spray Foam Removal Swindon
   Layout concept: railway works nameplate. Condensed signwriting display type, brick-red action,
   brass detail used sparingly, cool works-grey ground. Riveted rules mark section breaks. */
:root{
  --ground:#F2F3F3; --surface:#FFFFFF; --sunk:#E6E9E9;
  --ink:#1B1F22; --ink-2:#3E4A52; --muted:#66727A; --line:#D6DADB; --line-2:#BDC4C6;
  --brick:#A8432B; --brick-hover:#8E3722; --brick-ink:#FFFFFF; --brick-soft:#F5E2DC;
  --brass:#9C7A2E; --brass-soft:#F2E9D2;
  --night:#1B1F22; --night-ink:#EEF0F0; --night-muted:#A3ADB2;
  --ok:#2F6B4F; --ok-soft:#DFEEE6; --warn:#8A4B00; --warn-soft:#FBEBD2;
  --display:"Big Shoulders Display","Arial Narrow","Roboto Condensed",Impact,sans-serif;
  --body:"Source Sans 3","Segoe UI",system-ui,-apple-system,Arial,sans-serif;
  --mono:"DM Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --r:8px; --r-sm:5px; --max:1180px;
  --shadow:0 1px 0 rgba(27,31,34,.05),0 12px 28px -16px rgba(27,31,34,.28);
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --ground:#111416; --surface:#181D20; --sunk:#14181A;
  --ink:#E9ECEC; --ink-2:#BFC8CC; --muted:#8E999F; --line:#283034; --line-2:#364045;
  --brick:#E0704F; --brick-hover:#EE8768; --brick-ink:#1B0B05; --brick-soft:#3A1E15;
  --brass:#D9B463; --brass-soft:#332A14;
  --night:#0B0D0E; --night-ink:#E9ECEC; --night-muted:#8E999F;
  --ok:#6CC59A; --ok-soft:#163327; --warn:#F0B866; --warn-soft:#37280F;
  --shadow:0 1px 0 rgba(0,0,0,.25),0 14px 30px -16px rgba(0,0,0,.7);
  color-scheme:dark}}
:root[data-theme="dark"]{
  --ground:#111416; --surface:#181D20; --sunk:#14181A;
  --ink:#E9ECEC; --ink-2:#BFC8CC; --muted:#8E999F; --line:#283034; --line-2:#364045;
  --brick:#E0704F; --brick-hover:#EE8768; --brick-ink:#1B0B05; --brick-soft:#3A1E15;
  --brass:#D9B463; --brass-soft:#332A14;
  --night:#0B0D0E; --night-ink:#E9ECEC; --night-muted:#8E999F;
  --ok:#6CC59A; --ok-soft:#163327; --warn:#F0B866; --warn-soft:#37280F;
  --shadow:0 1px 0 rgba(0,0,0,.25),0 14px 30px -16px rgba(0,0,0,.7);
  color-scheme:dark}

*,*::before,*::after{box-sizing:border-box}
[hidden]{display:none!important}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--ground);color:var(--ink);font-family:var(--body);font-size:18px;line-height:1.6;-webkit-font-smoothing:antialiased}
img,svg{max-width:100%}
a{color:var(--brick);text-underline-offset:3px;text-decoration-thickness:1px}
a:hover{color:var(--brick-hover)}
:focus-visible{outline:2px solid var(--brick);outline-offset:3px;border-radius:3px}
h1,h2,h3{font-family:var(--display);font-weight:800;line-height:.98;letter-spacing:.005em;text-wrap:balance;margin:0;text-transform:none}
h1{font-size:clamp(2.6rem,6.2vw,4.6rem)}
h2{font-size:clamp(1.9rem,3.6vw,2.7rem)}
h3{font-size:1.45rem;font-weight:700;line-height:1.05}
p{margin:0}
.wrap{max-width:var(--max);margin:0 auto;padding-left:max(20px,env(safe-area-inset-left,0px));padding-right:max(20px,env(safe-area-inset-right,0px))}
.plate{display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-size:.74rem;letter-spacing:.12em;text-transform:uppercase;color:var(--brass)}
.plate::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--brass)}
.lede{font-size:1.18rem;color:var(--ink-2);max-width:60ch}
.muted{color:var(--muted)}
.small{font-size:.88rem}
.ph{background:var(--warn-soft);color:var(--warn);padding:1px 6px;border-radius:4px;font-family:var(--mono);font-size:.82em;white-space:nowrap}
.skip{position:absolute;left:-999px;top:8px;background:var(--surface);padding:8px 12px;border-radius:6px;z-index:60}
.skip:focus{left:12px}

/* Top bar + header */
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:41;background:var(--night)}
.topbar{background:var(--night);color:var(--night-muted);font-size:.84rem}
.topbar .wrap{display:flex;flex-wrap:wrap;gap:6px 22px;justify-content:space-between;padding-block:7px}
.topbar b{color:var(--night-ink);font-weight:600}
.site-head{position:sticky;top:env(safe-area-inset-top,0px);z-index:40;background:var(--surface);border-bottom:1px solid var(--line)}
.site-head .wrap{display:flex;align-items:center;gap:22px;padding-block:10px}
.logo{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink);margin-right:auto;min-width:0}
.logo img{width:42px;height:42px;flex:none}
.logo-text{display:grid;line-height:.95}
.logo-name{font-family:var(--display);font-weight:800;font-size:1.5rem;letter-spacing:.01em;white-space:nowrap}
.logo-name span{color:var(--brick)}
.logo-sub{font-family:var(--mono);font-size:.62rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin-top:3px}
.nav{display:flex;gap:18px;font-weight:600;font-size:.96rem;white-space:nowrap}
.nav a{color:var(--ink-2);text-decoration:none;padding-block:4px}
.nav a:hover,.nav a[aria-current="page"]{color:var(--ink);box-shadow:inset 0 -2px 0 var(--brick)}
.head-call{display:grid;line-height:1.1;text-align:right;text-decoration:none;color:var(--ink)}
.head-call small{font-size:.72rem;color:var(--muted);font-family:var(--mono);letter-spacing:.06em;text-transform:uppercase}
.head-call strong{font-family:var(--display);font-size:1.35rem;letter-spacing:.02em;white-space:nowrap}
.head-call small{white-space:nowrap}
@media (max-width:1320px){.nav{display:none}}
@media (max-width:560px){.head-call{display:none}.logo-sub{display:none}.logo-name{font-size:1.25rem}}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font:700 1rem/1 var(--body);padding:14px 20px;border-radius:var(--r-sm);border:2px solid transparent;background:var(--brick);color:var(--brick-ink);text-decoration:none;cursor:pointer;transition:background .15s}
.btn:hover{background:var(--brick-hover);color:var(--brick-ink)}
.btn-line{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn-line:hover{background:var(--ink);color:var(--surface)}
.btn-block{width:100%}

/* Hero */
.hero{background:var(--surface);border-bottom:1px solid var(--line);position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;border:2px dashed var(--line);pointer-events:none}
.hero .wrap{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:56px;align-items:start;padding-block:60px 64px;position:relative;z-index:1}
@media (max-width:940px){.hero .wrap{grid-template-columns:1fr;gap:32px;padding-block:36px 44px}}
.hero-copy{display:grid;gap:20px;min-width:0}
.hero h1 em{font-style:normal;color:var(--brick)}
.ticks{display:grid;gap:10px;margin:0;padding:0;list-style:none}
.ticks li{display:flex;gap:12px;align-items:flex-start}
.ticks li::before{content:"";flex:none;width:20px;height:20px;margin-top:4px;border-radius:4px;background:var(--brick) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 8.5l2.5 2.5L12 5.5' fill='none' stroke='white' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/13px no-repeat}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.page-head{background:var(--surface);border-bottom:1px solid var(--line)}
.page-head .wrap{padding-block:30px 40px;display:grid;gap:14px}
.crumbs{font-family:var(--mono);font-size:.76rem;color:var(--muted);display:flex;flex-wrap:wrap;gap:6px;margin:0;padding:0;list-style:none}
.crumbs li+li::before{content:"›";margin-right:6px;color:var(--line-2)}
.crumbs a{color:var(--muted);text-decoration:none}
.crumbs a:hover{color:var(--ink);text-decoration:underline}

/* Sections */
.section{padding-block:68px}
.section + .section{border-top:1px solid var(--line)}
.sec-head{display:grid;gap:12px;margin-bottom:30px;max-width:66ch}
.rivets{display:flex;align-items:center;gap:10px;color:var(--line-2)}
.rivets::before,.rivets::after{content:"";flex:1;height:1px;background:var(--line)}
.band{background:var(--night);color:var(--night-ink)}
.band h2,.band h3{color:var(--night-ink)}
.band .lede,.band .muted{color:var(--night-muted)}

/* Problem cards */
.grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
@media (max-width:860px){.grid3,.grid2{grid-template-columns:1fr}}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:24px;display:grid;gap:10px;align-content:start}
.card p{color:var(--ink-2);font-size:1rem}
.card .num{font-family:var(--mono);font-size:.78rem;color:var(--brass);letter-spacing:.08em}
a.card{text-decoration:none;color:var(--ink);transition:border-color .15s}
a.card:hover{border-color:var(--brick)}
a.card .more{font-weight:700;color:var(--brick);font-size:.95rem}

/* Process (a true sequence) */
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:0;border:1px solid var(--line);border-radius:var(--r);background:var(--surface);overflow:hidden}
@media (max-width:980px){.steps{grid-template-columns:1fr}}
.steps li{padding:22px;display:grid;gap:8px;align-content:start;border-left:1px solid var(--line)}
.steps li:first-child{border-left:0}
@media (max-width:980px){.steps li{border-left:0;border-top:1px solid var(--line)}.steps li:first-child{border-top:0}}
.steps .n{font-family:var(--display);font-size:2.2rem;font-weight:800;color:var(--brick);line-height:1}
.steps p{font-size:.96rem;color:var(--ink-2)}

/* Two column */
.cols{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:44px;align-items:start;padding-block:40px 76px}
@media (max-width:980px){.cols{grid-template-columns:1fr}}
.side{display:grid;gap:18px;position:sticky;top:calc(env(safe-area-inset-top,0px) + 86px)}
@media (max-width:980px){.side{position:static}}
.prose{max-width:70ch;font-size:1.06rem;min-width:0}
.prose h2{font-size:clamp(1.7rem,3vw,2.2rem);margin:40px 0 12px}
.prose h2:first-child{margin-top:0}
.prose h3{margin:26px 0 8px}
.prose p,.prose li{margin:0 0 14px}
.prose ul,.prose ol{padding-left:1.25em;margin:0 0 16px}
.prose li::marker{color:var(--brick);font-weight:700}
.note{border-left:4px solid var(--brass);background:var(--brass-soft);padding:14px 16px;border-radius:0 var(--r-sm) var(--r-sm) 0;margin:18px 0}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:20px;display:grid;gap:12px}
.panel h3{font-size:1.25rem}
.linklist{margin:0;padding:0;list-style:none;display:grid;gap:8px;font-size:.98rem}

/* Quote form (job ticket) */
.ticket{color:var(--ink);background:var(--surface);border:2px solid var(--night);border-radius:var(--r);box-shadow:var(--shadow);overflow:hidden;scroll-margin-top:100px}
.ticket-head{background:var(--night);color:var(--night-ink);padding:16px 20px;display:flex;justify-content:space-between;align-items:baseline;gap:12px}
.ticket-head h2,.ticket-head h3{font-size:1.7rem;color:var(--night-ink)}
.ticket-head span{font-family:var(--mono);font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--brass)}
.ticket form{padding:18px 20px 20px;display:grid;gap:12px}
.field{display:grid;gap:5px;font-size:.88rem;font-weight:600}
.field input,.field select,.field textarea{font:inherit;font-size:1rem;font-weight:400;color:var(--ink);background:var(--ground);border:1px solid var(--line-2);border-radius:var(--r-sm);padding:11px 12px;width:100%}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--brick);box-shadow:0 0 0 3px var(--brick-soft)}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
@media (max-width:420px){.row2{grid-template-columns:1fr}}
.consent{display:flex;gap:10px;align-items:flex-start;font-size:.82rem;color:var(--muted);line-height:1.45;font-weight:400}
.consent input{margin-top:2px;accent-color:var(--brick);width:16px;height:16px;flex:none}
.form-err{background:var(--warn-soft);color:var(--warn);border-radius:var(--r-sm);padding:9px 12px;font-size:.9rem}
.form-ok{padding:22px 20px;display:grid;gap:8px}
.form-ok h3{color:var(--ok)}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.ticket-foot{display:flex;flex-wrap:wrap;gap:6px 16px;font-size:.8rem;color:var(--muted);padding:0 20px 18px}

/* Price table + calculator */
.table-scroll{overflow-x:auto}
.ptable{width:100%;border-collapse:collapse;font-size:1rem;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;margin:6px 0 18px}
.ptable th,.ptable td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:top}
.ptable thead th{font-family:var(--mono);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:500;background:var(--sunk)}
.ptable td.n{font-family:var(--mono);font-variant-numeric:tabular-nums;white-space:nowrap}
.calc{background:var(--surface);border:1px solid var(--line-2);border-radius:var(--r);padding:22px;display:grid;gap:14px;margin:8px 0 26px}
.chips{display:flex;flex-wrap:wrap;gap:6px}
.chip{font:inherit;font-size:.9rem;padding:6px 12px;border-radius:999px;border:1px solid var(--line-2);background:var(--surface);color:var(--ink-2);text-decoration:none;cursor:pointer}
.chip:hover{border-color:var(--brick);color:var(--brick)}
.chip[aria-pressed="true"]{background:var(--brick);border-color:var(--brick);color:var(--brick-ink)}
.calc-out{background:var(--sunk);border-radius:var(--r-sm);padding:14px 16px;display:grid;gap:2px}
.calc-label{font-family:var(--mono);font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.calc-figure{font-family:var(--display);font-weight:800;font-size:2.8rem;line-height:1;color:var(--ink);font-variant-numeric:tabular-nums}

/* Areas */
.area-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,230px),1fr));gap:12px}
.area{display:grid;gap:2px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:14px 16px;text-decoration:none;color:var(--ink)}
.area:hover{border-color:var(--brick)}
.area b{font-family:var(--display);font-size:1.35rem;font-weight:700}
.area span{font-family:var(--mono);font-size:.74rem;color:var(--muted)}

/* FAQ */
.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:16px;padding:16px 0;font-weight:700;font-size:1.06rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--display);font-size:1.6rem;line-height:.8;color:var(--brick)}
.faq details[open] summary::after{content:"–"}
.faq details p{padding:0 0 16px;color:var(--ink-2);max-width:70ch}

/* CTA band */
.cta .wrap{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,420px);gap:48px;align-items:center;padding-block:64px}
@media (max-width:900px){.cta .wrap{grid-template-columns:1fr;gap:28px;padding-block:44px}}
.cta .ticket{border-color:var(--brass)}

/* Footer */
.site-foot{background:var(--night);color:var(--night-muted);font-size:.94rem}
.site-foot .wrap{padding-block:52px calc(36px + env(safe-area-inset-bottom,0px));display:grid;gap:32px}
.foot-grid{display:grid;grid-template-columns:1.4fr repeat(3,minmax(0,1fr));gap:32px}
@media (max-width:860px){.foot-grid{grid-template-columns:1fr 1fr}}
@media (max-width:480px){.foot-grid{grid-template-columns:1fr}}
.site-foot h4{font-family:var(--mono);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--night-ink);font-weight:500;margin:0 0 12px}
.site-foot ul{list-style:none;margin:0;padding:0;display:grid;gap:7px}
.site-foot a{color:var(--night-muted);text-decoration:none}
.site-foot a:hover{color:var(--night-ink);text-decoration:underline}
.site-foot .logo{color:var(--night-ink)}
.foot-legal{border-top:1px solid rgba(255,255,255,.1);padding-top:20px;font-size:.82rem;display:grid;gap:6px}

/* Mobile call/quote bar */
.mbar{display:none}
@media (max-width:980px){
  .mbar{display:grid;grid-template-columns:1fr 1fr;gap:8px;position:fixed;left:0;right:0;bottom:0;z-index:35;background:var(--surface);border-top:1px solid var(--line-2);padding:10px max(14px,env(safe-area-inset-right,0px)) calc(10px + env(safe-area-inset-bottom,0px)) max(14px,env(safe-area-inset-left,0px));box-shadow:0 -10px 24px -18px rgba(0,0,0,.5)}
  .mbar .btn{padding:12px 10px;font-size:.95rem}
  body{padding-bottom:76px}
}
.notfound{padding-block:96px;display:grid;gap:16px;max-width:56ch}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

@media (max-width:700px){.topbar span:first-child{display:none}.topbar .wrap{justify-content:center;text-align:center}}