/* ===================================================================
   ScaffoldingPriceCalculator.co.uk — shared stylesheet
   Palette: steel / safety-orange / caution-yellow / concrete
=================================================================== */

:root{
  --steel-900:#10151C;
  --steel-800:#00344b;
  --steel-700:#1F2937;
  --steel-600:#334155;
  --steel-400:#64748B;
  --concrete:#F3F1EC;
  --concrete-2:#EAE6DC;
  --white:#FFFFFF;
  --orange:#FF6A2B;
  --orange-dark:#D6501A;
  --yellow:#FFC145;
  --ink:#12161C;
  --text-soft:rgba(243,241,236,.7);
  --radius-lg:20px;
  --radius-md:14px;
  --radius-sm:8px;
  --shadow-lift:0 18px 40px -18px rgba(16,21,28,.35);
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--concrete);
  color:var(--ink);
  font-family:'Inter',system-ui,sans-serif;
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,.display{
  font-family:'Barlow Condensed',sans-serif;
  font-weight:700;
  text-transform:none;
  letter-spacing:.2px;
  line-height:1.08;
  color:var(--ink);
  margin:0;
}
.mono{font-family:'IBM Plex Mono',monospace;}
a{color:inherit;text-decoration:none;}
img,svg{max-width:100%;display:block;}
ul{margin:0;padding:0;}
button{font-family:inherit;}

@media (prefers-reduced-motion: reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;}
}

.wrap{max-width:1180px;margin:0 auto;padding:0 6vw;}
@media (min-width:1400px){.wrap{padding:0 40px;}}

/* ---------- hazard divider ---------- */
.hazard-rule{
  height:10px;
  background:repeating-linear-gradient(135deg, var(--yellow) 0 18px, var(--ink) 18px 36px);
  width:100%;
}

/* ---------- nav ---------- */
.site-nav{
  position:sticky;top:0;z-index:60;
  background:var(--steel-800);
  border-bottom:3px solid var(--orange);
}
.nav-inner{
  max-width:1180px;margin:0 auto;padding:0 6vw;
  display:flex;align-items:center;justify-content:space-between;
  height:74px;
}
.nav-brand{
  display:flex;align-items:center;gap:10px;
  font-family:'Barlow Condensed',sans-serif;
  font-weight:800;font-size:1.35rem;color:var(--white);
}
.nav-brand .mark{
  width:34px;height:34px;flex-shrink:0;
}
.nav-brand b{color:var(--orange);}
.nav-links{display:flex;align-items:center;gap:30px;}
.nav-links a{
  color:#ffffff;
  font-weight:600;font-size:.92rem;
  transition:color .2s;
}
.nav-links a:hover{color:var(--yellow);}
.nav-cta{
    color: #10161e!important;
  background:var(--orange);color:var(--white);
  padding:11px 20px;border-radius:8px;
  font-weight:700;font-size:.88rem;
  transition:background .2s, transform .15s;
}
.nav-cta:hover{background:var(--orange-dark);transform:translateY(-2px);}
.nav-toggle{display:none;background:none;border:none;color:var(--white);font-size:1.6rem;cursor:pointer;}
@media (max-width:900px){
  .nav-links{
    position:absolute;top:74px;left:0;right:0;
    background:var(--steel-800);
    flex-direction:column;align-items:flex-start;
    padding:20px 6vw 28px;gap:18px;
    border-bottom:3px solid var(--orange);
    display:none;
  }
  .nav-links.open{display:flex;}
  .nav-links a{width:100%;}
  .nav-toggle{display:block;}
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:15px 28px;border-radius:10px;
  font-weight:700;font-size:1rem;
  border:none;cursor:pointer;
  transition:transform .15s, box-shadow .15s, background .2s;
  font-family:'Inter',sans-serif;
}
.btn-primary{
  background:var(--orange);color:var(--white);
  box-shadow:0 6px 0 var(--orange-dark);
  color:#10161e!important;
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 0 var(--orange-dark);}
.btn-primary:active{transform:translateY(3px);box-shadow:0 2px 0 var(--orange-dark);}
.btn-ghost{
  background:transparent;color:var(--ink);
  border:2px solid var(--steel-700);
}
.btn-ghost:hover{background:var(--ink);color:var(--white);}
.btn-dark{background:var(--steel-700);color:var(--white);}
.btn-dark:hover{background:var(--steel-600);}
.btn-block{width:100%;}
.btn:disabled{opacity:.5;cursor:not-allowed;}

/* ---------- hero ---------- */
.hero{
  background:
    radial-gradient(circle at 85% 15%, rgba(255,106,43,.16), transparent 45%),
    linear-gradient(180deg, var(--steel-900), var(--steel-800));
  color:var(--white);
  padding:64px 0 90px;
  position:relative;
  overflow:hidden;
}
.hero-grid{
  display:grid;grid-template-columns:1.05fr .95fr;gap:50px;align-items:center;
}
@media (max-width:940px){.hero-grid{grid-template-columns:1fr;}}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  font-family:'IBM Plex Mono',monospace;
  font-size:.74rem;text-transform:uppercase;letter-spacing:1.8px;
  color:var(--yellow);
  background:rgba(255,193,69,.1);
  border:1px solid rgba(255,193,69,.35);
  padding:7px 13px;border-radius:999px;
  margin-bottom:20px;
}
.eyebrow .sq{width:7px;height:7px;background:var(--yellow);animation:blink 1.6s infinite;}
@keyframes blink{0%,100%{opacity:1;}50%{opacity:.25;}}
.hero h1{font-size:clamp(2.4rem,4.6vw,3.9rem);margin-bottom:20px;color:var(--white);}
.hero h1 span{color:var(--orange);}
.hero p.lead{
  font-size:1.14rem;color:var(--text-soft);max-width:52ch;margin:0 0 32px;
}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:36px;}
.hero-trust{display:flex;gap:28px;flex-wrap:wrap;}
.hero-trust .item{font-family:'IBM Plex Mono',monospace;font-size:.8rem;color:var(--text-soft);}
.hero-trust .item b{display:block;font-family:'Barlow Condensed',sans-serif;font-size:1.6rem;color:var(--yellow);font-weight:700;}

/* animated scaffold svg */
.scaffold-art{position:relative;}
.scaffold-art svg{width:100%;height:auto;}
.plank{transform-origin:center;animation:dropIn .6s cubic-bezier(.2,.9,.3,1.2) both;}
.plank.p1{animation-delay:.05s;}
.plank.p2{animation-delay:.2s;}
.plank.p3{animation-delay:.35s;}
.plank.p4{animation-delay:.5s;}
.plank.p5{animation-delay:.65s;}
@keyframes dropIn{
  0%{transform:translateY(-40px);opacity:0;}
  100%{transform:translateY(0);opacity:1;}
}
.pole{stroke-dasharray:400;stroke-dashoffset:400;animation:drawPole 1s ease forwards;}
@keyframes drawPole{to{stroke-dashoffset:0;}}
.pulse-dot{animation:blink 2s infinite;}

/* ---------- section shell ---------- */
.section{padding:80px 0;}
.section-tight{padding:56px 0;}
.section-alt{background:var(--white);}
.section-head{max-width:660px;margin:0 auto 48px;text-align:center;}
.section-head h2{font-size:clamp(1.9rem,3.2vw,2.6rem);margin-bottom:14px;}
.section-head p{color:var(--steel-600);font-size:1.05rem;}
.section-head .eyebrow{background:rgba(255,106,43,.08);color:var(--orange-dark);border-color:rgba(255,106,43,.3);}
.section-head .eyebrow .sq{background:var(--orange-dark);}

/* ---------- calculator card ---------- */
.calc-shell{
  max-width:900px;margin:-70px auto 0;position:relative;z-index:5;
  background:var(--white);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-lift);
  border:1px solid var(--concrete-2);
  overflow:hidden;
}
.calc-topbar{
  background:var(--ink);color:var(--white);
  padding:18px 32px;display:flex;align-items:center;justify-content:space-between;
  font-family:'IBM Plex Mono',monospace;font-size:.78rem;
}
.calc-progress{display:flex;gap:6px;}
.calc-progress i{width:26px;height:5px;background:rgba(255,255,255,.2);border-radius:3px;display:block;transition:background .3s;}
.calc-progress i.done{background:var(--orange);}
.calc-body{padding:38px 32px 30px;}
.calc-step{display:none;}
.calc-step.active{display:block;animation:fadeUp .35s ease;}
@keyframes fadeUp{from{opacity:0;transform:translateY(10px);}to{opacity:1;transform:translateY(0);}}
.calc-step h3{font-size:1.5rem;margin-bottom:6px;}
.calc-step .hint{color:var(--steel-600);font-size:.92rem;margin-bottom:26px;}

.tile-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;}
@media (max-width:640px){.tile-grid{grid-template-columns:repeat(2,1fr);}}
.tile{
  border:2px solid var(--concrete-2);border-radius:12px;
  padding:18px 10px;text-align:center;cursor:pointer;
  transition:border-color .2s, background .2s, transform .15s;
  background:var(--concrete);
}
.tile:hover{transform:translateY(-2px);}
.tile.selected{border-color:var(--orange);background:#FFF1E9;}
.tile .ic{font-size:1.7rem;display:block;margin-bottom:8px;}
.tile span.label{font-weight:700;font-size:.88rem;}

.field-row{margin-bottom:26px;}
.field-row label{display:block;font-weight:700;font-size:.92rem;margin-bottom:10px;}
.range-value{
  font-family:'IBM Plex Mono',monospace;color:var(--orange-dark);font-weight:700;
}
input[type=range]{
  width:100%;-webkit-appearance:none;height:6px;border-radius:4px;
  background:var(--concrete-2);outline:none;
}
input[type=range]::-webkit-slider-thumb{
  -webkit-appearance:none;width:22px;height:22px;border-radius:50%;
  background:var(--orange);border:4px solid var(--white);
  box-shadow:0 0 0 2px var(--orange);cursor:pointer;
}
input[type=range]::-moz-range-thumb{
  width:22px;height:22px;border-radius:50%;
  background:var(--orange);border:4px solid var(--white);
  box-shadow:0 0 0 2px var(--orange);cursor:pointer;
}
select, input[type=text], input[type=email], input[type=tel], textarea{
  width:100%;padding:13px 14px;border-radius:10px;
  border:2px solid var(--concrete-2);background:var(--white);
  font-size:.98rem;font-family:'Inter',sans-serif;color:var(--ink);
  outline:none;transition:border-color .2s;
}
select:focus, input:focus, textarea:focus{border-color:var(--orange);}
textarea{resize:vertical;min-height:110px;}

.check-row{display:flex;align-items:flex-start;gap:10px;margin-bottom:18px;font-size:.92rem;color:var(--steel-600);}
.check-row input{margin-top:3px;}

.calc-nav{display:flex;justify-content:space-between;align-items:center;margin-top:30px;gap:14px;}

.mini-scaffold{width:120px;flex-shrink:0;}

/* result panel */
.result-panel{background:var(--ink);color:var(--white);border-radius:16px;padding:30px;}
.result-total{font-family:'Barlow Condensed',sans-serif;font-size:3.2rem;font-weight:800;color:var(--yellow);line-height:1;margin:6px 0 4px;}
.result-sub{font-family:'IBM Plex Mono',monospace;font-size:.8rem;color:var(--text-soft);margin-bottom:22px;}
.breakdown-row{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px dashed rgba(255,255,255,.15);font-size:.9rem;}
.breakdown-row b{font-family:'IBM Plex Mono',monospace;font-weight:700;}
.lead-form{margin-top:24px;background:rgba(255,255,255,.06);border-radius:12px;padding:20px;}
.lead-form label{font-size:.82rem;color:var(--text-soft);display:block;margin-bottom:6px;}
.form-msg{display:none;margin-top:14px;padding:12px 14px;border-radius:8px;font-size:.86rem;font-weight:600;}
.form-msg.ok{display:block;background:rgba(255,193,69,.15);color:var(--yellow);border:1px solid rgba(255,193,69,.4);}

/* ---------- price guide ---------- */
.price-table{
  width:100%;border-collapse:collapse;margin:22px 0 34px;
  font-size:.95rem;
}
.price-table th, .price-table td{
  padding:14px 16px;text-align:left;border-bottom:1px solid var(--concrete-2);
}
.price-table th{
  font-family:'Barlow Condensed',sans-serif;font-size:1.05rem;
  background:var(--steel-700);color:var(--white);
}
.price-table tr:nth-child(even){background:var(--concrete);}
.table-scroll{overflow-x:auto;}

.guide-article h2{font-size:1.7rem;margin:44px 0 14px;}
.guide-article h3{font-size:1.3rem;margin:30px 0 10px;}
.guide-article p{color:var(--steel-600);margin:0 0 16px;font-size:1rem;}
.guide-article ul{margin:0 0 20px 20px;color:var(--steel-600);}
.guide-article li{margin-bottom:8px;}
.guide-article strong{color:var(--ink);}

.stat-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin:30px 0;}
@media (max-width:900px){.stat-cards{grid-template-columns:repeat(2,1fr);}}
.stat-card{
  background:var(--white);border:2px solid var(--concrete-2);border-radius:14px;padding:22px;
  position:relative;
}
.stat-card .badge{
  position:absolute;top:14px;right:14px;background:var(--yellow);color:var(--ink);
  font-size:.68rem;font-weight:800;padding:3px 9px;border-radius:999px;text-transform:uppercase;
}
.stat-card h4{font-size:1.1rem;margin-bottom:10px;}
.stat-card .price{font-family:'Barlow Condensed',sans-serif;font-size:1.7rem;font-weight:800;color:var(--orange-dark);}
.stat-card ul{margin-top:14px;color:var(--steel-600);font-size:.86rem;}
.stat-card li{list-style:none;padding:4px 0;}
.stat-card li::before{content:"— ";color:var(--orange);}

/* ---------- FAQ accordion ---------- */
.faq-list{max-width:800px;margin:0 auto;}
.faq-item{
  border-bottom:1px solid var(--concrete-2);
}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;
  padding:20px 4px;cursor:pointer;font-weight:700;font-size:1.02rem;
}
.faq-q .plus{font-size:1.4rem;color:var(--orange);transition:transform .25s;flex-shrink:0;margin-left:14px;}
.faq-item.open .plus{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;color:var(--steel-600);font-size:.95rem;}
.faq-item.open .faq-a{max-height:300px;}
.faq-a p{margin:0 4px 18px;}

/* ---------- cards / grids ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
@media (max-width:900px){.card-grid{grid-template-columns:1fr;}}
.simple-card{
  background:var(--white);border:2px solid var(--concrete-2);border-radius:16px;padding:26px;
  transition:transform .2s, box-shadow .2s;
}
.simple-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lift);}
.simple-card .ic{font-size:1.8rem;margin-bottom:14px;}
.simple-card h3{font-size:1.15rem;margin-bottom:8px;}
.simple-card p{color:var(--steel-600);font-size:.92rem;margin:0;}

/* ---------- footer ---------- */
footer{background:var(--steel-900);color:var(--text-soft);padding:56px 0 30px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;margin-bottom:40px;}
@media (max-width:800px){.footer-grid{grid-template-columns:1fr 1fr;}}
.footer-grid h5{color:var(--white);font-family:'Barlow Condensed',sans-serif;font-size:1.1rem;margin-bottom:16px;}
.footer-grid ul{display:flex;flex-direction:column;gap:10px;font-size:.9rem;}
.footer-grid a:hover{color:var(--yellow);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding-top:22px;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;
  font-size:.8rem;color:#ffc145;font-family:'IBM Plex Mono',monospace;
}

/* ---------- generic inner-page hero (for faqs/contact/etc) ---------- */
.page-hero{
  background:linear-gradient(180deg,var(--steel-900),var(--steel-800));
  color:var(--white);padding:70px 0 60px;text-align:center;
}
.page-hero h1{font-size:clamp(2.1rem,4vw,3.1rem);margin-bottom:14px;color:var(--white);}
.page-hero p{color:var(--text-soft);max-width:56ch;margin:0 auto;font-size:1.05rem;}

.breadcrumbs{font-family:'IBM Plex Mono',monospace;font-size:.78rem;color:var(--text-soft);margin-bottom:18px;}
.breadcrumbs a{color:var(--yellow);}

/* contact layout */
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:36px;max-width:1000px;margin:0 auto;}
@media (max-width:840px){.contact-grid{grid-template-columns:1fr;}}
.contact-info-card{background:var(--ink);color:var(--white);border-radius:18px;padding:34px;}
.contact-info-card h3{font-size:1.4rem;margin-bottom:12px;color:var(--white);}
.contact-info-card p{color:var(--text-soft);font-size:.94rem;margin-bottom:26px;}
.contact-info-card .row{display:flex;gap:12px;align-items:center;margin-bottom:16px;font-size:.92rem;font-weight:600;}
.contact-info-card .row .ic{width:36px;height:36px;background:rgba(255,106,43,.18);border:1px solid rgba(255,106,43,.4);border-radius:9px;display:flex;align-items:center;justify-content:center;flex-shrink:0;}
.contact-form-card{background:var(--white);border:2px solid var(--concrete-2);border-radius:18px;padding:34px;}
.field-row-2{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
@media (max-width:540px){.field-row-2{grid-template-columns:1fr;}}

/* legal pages */
.legal-body{max-width:760px;margin:0 auto;color:var(--steel-600);}
.legal-body h2{font-size:1.4rem;margin:36px 0 12px;color:var(--ink);}
.legal-body p, .legal-body li{font-size:.96rem;margin-bottom:12px;}
.legal-body ul{margin-left:20px;}
.legal-updated{font-family:'IBM Plex Mono',monospace;font-size:.8rem;color:var(--steel-400);margin-bottom:30px;}

/* blog */
.blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
@media (max-width:900px){.blog-grid{grid-template-columns:1fr;}}
.blog-card{background:var(--white);border:2px solid var(--concrete-2);border-radius:16px;overflow:hidden;transition:transform .2s;}
.blog-card:hover{transform:translateY(-4px);}
.blog-card .thumb{
  height:150px;background:linear-gradient(135deg,var(--steel-700),var(--steel-900));
  display:flex;align-items:center;justify-content:center;font-size:2.4rem;
}
.blog-card .content{padding:22px;}
.blog-card .tag{font-family:'IBM Plex Mono',monospace;font-size:.7rem;text-transform:uppercase;color:var(--orange-dark);letter-spacing:1px;}
.blog-card h3{font-size:1.15rem;margin:8px 0 10px;}
.blog-card p{color:var(--steel-600);font-size:.88rem;margin:0;}

/* directory */
.directory-search{max-width:640px;margin:0 auto 40px;display:flex;gap:10px;}
.directory-search input{flex-grow:1;}
.region-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;}
@media (max-width:840px){.region-grid{grid-template-columns:repeat(2,1fr);}}
.region-tile{
  background:var(--white);border:2px solid var(--concrete-2);border-radius:12px;
  padding:20px;text-align:center;font-weight:700;transition:border-color .2s, transform .2s;
}
.region-tile:hover{border-color:var(--orange);transform:translateY(-3px);}
.region-tile span{display:block;font-family:'IBM Plex Mono',monospace;font-weight:400;font-size:.78rem;color:var(--steel-400);margin-top:6px;}

/* scroll reveal */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .6s ease, transform .6s ease;}
.reveal.in{opacity:1;transform:translateY(0);}