/* ===========================================================
   London Loft Insulation — stylesheet
   Palette: petrol teal + warm ember on cool off-white
   Type: Bricolage Grotesque (display) + Inter (body)
   =========================================================== */

:root{
  --ink:#EEF5EF;
  --brand:#0F3A2A;
  --brand-2:#22392C;
  --brand-ink:#040A07;
  --brand-soft:#0D2419;
  --mist:#080F0B;
  --paper:#ffffff;
  --ember:#F1AD09;
  --ember-2:#C88A08;
  --muted:#95AA9D;
  --line:#22392C;
  --shadow:0 18px 50px -24px rgba(0,0,0,.45);
  --shadow-sm:0 8px 24px -16px rgba(0,0,0,.5);
  --radius:18px;
  --radius-sm:12px;
  --maxw:1180px;
  --display:"Bricolage Grotesque",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --body:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--body);
  color:var(--ink);
  background:var(--paper);
  line-height:1.6;
  font-size:17px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--brand-2);text-decoration:none}
h1,h2,h3,h4{font-family:var(--display);line-height:1.05;margin:0;color:var(--ink);font-weight:700;letter-spacing:-.02em}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 22px}
.eyebrow{
  font-family:var(--body);font-weight:700;font-size:.74rem;letter-spacing:.16em;
  text-transform:uppercase;color:var(--ember-2);display:inline-block;margin-bottom:14px;
}
.eyebrow.light{color:#6FD3A6}
.lede{font-size:1.18rem;color:var(--muted);max-width:60ch}
.center{text-align:center}
.center .lede{margin-left:auto;margin-right:auto}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5em;
  font-weight:700;font-size:1rem;padding:15px 26px;border-radius:999px;
  border:2px solid transparent;cursor:pointer;transition:transform .15s ease,box-shadow .2s ease,background .2s ease;
  font-family:var(--body);text-align:center;
}
.btn-primary{background:var(--ember);color:#fff;box-shadow:0 12px 28px -12px rgba(223,95,55,.7)}
.btn-primary:hover{background:var(--ember-2);transform:translateY(-2px)}
.btn-dark{background:var(--brand);color:#fff}
.btn-dark:hover{background:var(--brand-ink);transform:translateY(-2px)}
.btn-ghost{background:transparent;border-color:var(--gold);color:var(--gold)}
.btn-ghost:hover{background:var(--brand);color:#fff}
.btn-ghost.on-dark{border-color:rgba(255,255,255,.4);color:#fff}
.btn-ghost.on-dark:hover{background:var(--paper);color:var(--gold)}
.btn-lg{padding:17px 32px;font-size:1.05rem}
.btn-block{width:100%}

/* ---------- header / nav ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:26px;height:74px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand svg{height:38px;width:auto}
.brand .bname{font-family:var(--display);font-weight:700;font-size:1.12rem;line-height:1;letter-spacing:-.02em;color:var(--ink)}
.brand .bname b{color:var(--gold)}
.brand .bsub{display:block;font-family:var(--body);font-weight:600;font-size:.6rem;letter-spacing:.22em;text-transform:uppercase;color:var(--muted);margin-top:3px}

.nav-links{display:flex;align-items:center;gap:4px;margin-left:8px}
.nav-links a{color:var(--ink);font-weight:600;font-size:.95rem;padding:9px 13px;border-radius:9px;transition:background .15s,color .15s}
.nav-links a:hover{background:var(--mist);color:var(--gold)}
.nav-links a.active{color:var(--gold)}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:16px}
.nav-phone{font-family:var(--display);font-weight:700;color:var(--ink);white-space:nowrap;display:flex;align-items:center;gap:7px;font-size:1.02rem}
.nav-phone .dot{color:var(--ember)}

/* dropdown */
.has-drop{position:relative}
.drop-toggle{display:flex;align-items:center;gap:5px;cursor:pointer}
.drop-toggle svg{width:11px;height:11px;transition:transform .2s}
.drop-menu{
  position:absolute;top:calc(100% + 6px);left:0;background:var(--paper);border:1px solid var(--line);
  border-radius:14px;box-shadow:var(--shadow);padding:8px;min-width:264px;opacity:0;visibility:hidden;
  transform:translateY(6px);transition:.16s ease;
}
.has-drop:hover .drop-menu,.has-drop:focus-within .drop-menu{opacity:1;visibility:visible;transform:none}
.has-drop:hover .drop-toggle svg{transform:rotate(180deg)}
.drop-menu a{display:block;padding:10px 12px;border-radius:9px;font-size:.92rem}
.drop-menu a span{display:block;font-size:.76rem;color:var(--muted);font-weight:500}
.drop-menu .lead-link{color:var(--gold);font-weight:700}

.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:6px}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--ink);margin:5px 0;transition:.2s}

/* ---------- top notice bar ---------- */
.topbar{background:var(--brand);color:#dff0ea;font-size:.83rem;text-align:center;padding:8px 16px;font-weight:500}
.topbar b{color:#fff}
.topbar .sep{opacity:.4;margin:0 10px}

/* ---------- hero ---------- */
.hero{background:linear-gradient(180deg,var(--mist) 0%,var(--paper) 100%);padding:64px 0 72px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center}
.hero-grid.mirror{grid-template-columns:.95fr 1.05fr}
.hero-grid.mirror>*:first-child{order:2}
.hero-grid.mirror>*:last-child{order:1}
.hero h1{font-size:clamp(2.5rem,5.2vw,4rem);letter-spacing:-.03em}
.hero h1 .em{color:var(--ember)}
.hero h1 .tl{color:var(--gold)}
.hero p.sub{font-size:1.2rem;color:var(--muted);margin:22px 0 28px;max-width:46ch}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px}
.hero-ticks{display:flex;flex-wrap:wrap;gap:10px 22px}
.tick{display:flex;align-items:center;gap:9px;font-weight:600;font-size:.95rem}
.tick svg{width:20px;height:20px;flex-shrink:0;color:var(--gold)}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:24px}
.chip{display:inline-flex;align-items:center;gap:7px;background:var(--paper);border:1px solid var(--line);border-radius:999px;padding:7px 15px;font-size:.84rem;font-weight:600;box-shadow:var(--shadow-sm)}
.chip.green{background:var(--brand-soft);border-color:#cfe2db;color:var(--ink)}
.chip.ember{background:rgba(241,173,9,.12);border-color:#f6cdbd;color:var(--ember-2)}
/* photo-backed home hero (team photo + transparent overlay) */
.hero-photo{background-color:var(--ink);background-size:cover;background-position:center;color:#fff}
.hero-photo h1{color:#fff}
.hero-photo h1 .tl{color:var(--htl)}
.hero-photo h1 .em{color:var(--hem)}
.hero-photo p.sub{color:rgba(255,255,255,.9)}
.hero-photo .tick{color:#fff}
.hero-photo .tick svg{color:var(--htick)}
.hero-photo .btn-ghost{color:#fff;border-color:rgba(255,255,255,.55)}
.hero-photo .btn-ghost:hover{background:rgba(255,255,255,.12);border-color:#fff}

/* thermal house signature */
.thermal-card{position:relative;background:var(--paper);border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow);padding:22px}
.thermal-card .tc-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
.thermal-card .tc-head b{font-family:var(--display);font-size:1rem}
.thermal-card .tc-head span{font-size:.78rem;color:var(--muted);font-weight:600}
.thermal-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:16px}
.thermal-stats .ts{background:var(--mist);border-radius:12px;padding:12px 10px;text-align:center}
.thermal-stats .ts b{display:block;font-family:var(--display);font-size:1.5rem;color:var(--gold);line-height:1}
.thermal-stats .ts span{font-size:.72rem;color:var(--muted);font-weight:600;display:block;margin-top:5px}

/* ---------- sections ---------- */
section{padding:74px 0}
.sec-sm{padding:52px 0}
.bg-mist{background:var(--mist)}
.bg-brand{background:var(--brand);color:#0D2419}
.bg-brand h1,.bg-brand h2,.bg-brand h3{color:#fff}
.bg-soft{background:var(--brand-soft)}
.sec-head{max-width:640px;margin-bottom:42px}
.sec-head.center{margin-left:auto;margin-right:auto}
.sec-head h2{font-size:clamp(1.9rem,3.6vw,2.7rem)}
.sec-head p{color:var(--muted);font-size:1.1rem;margin-top:14px}
.bg-brand .sec-head p{color:#B9D6C6}

/* ---------- service grid ---------- */
.grid{display:grid;gap:22px}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}

.svc-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:28px;transition:transform .18s ease,box-shadow .18s ease,border-color .18s;display:flex;flex-direction:column}
.svc-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#cfe2db}
.svc-ico{width:52px;height:52px;border-radius:13px;background:var(--brand-soft);display:flex;align-items:center;justify-content:center;margin-bottom:18px;color:var(--gold)}
.svc-ico svg{width:27px;height:27px}
.svc-card h3{font-size:1.25rem;margin-bottom:9px}
.svc-card p{color:var(--muted);font-size:.96rem;flex-grow:1}
.svc-card .more{margin-top:16px;font-weight:700;color:var(--ember-2);display:inline-flex;align-items:center;gap:6px;font-size:.92rem}
.svc-card:hover .more{gap:10px}
.svc-card .more svg{width:17px;height:17px;flex-shrink:0}
/* service cards with a photo on top (home page) */
.svc-card.has-photo{padding:0;overflow:hidden}
.svc-card.has-photo .svc-photo{margin:0;aspect-ratio:3/2;overflow:hidden;background:#15211A}
.svc-card.has-photo .svc-photo img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .35s ease}
.svc-card.has-photo:hover .svc-photo img{transform:scale(1.05)}
.svc-card.has-photo .svc-body{display:flex;flex-direction:column;flex:1;padding:22px 24px 26px}
.more svg{width:17px;height:17px;flex-shrink:0;vertical-align:middle}
/* swappable photo frames (drop replacement images into assets/img/) */
.media-photo{margin:0;border-radius:var(--radius);overflow:hidden;background:#15211A;border:1px solid var(--line)}
.media-photo img{display:block;width:100%;height:100%;object-fit:cover}
.media-3x2{aspect-ratio:3/2}
.media-4x3{aspect-ratio:4/3}
.media-wide{aspect-ratio:16/7}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;counter-reset:step}
.step{position:relative;padding-top:8px}
.step .num{font-family:var(--display);font-size:2.6rem;color:var(--ember);line-height:1;opacity:.85}
.step h3{font-size:1.15rem;margin:10px 0 8px}
.step p{color:var(--muted);font-size:.94rem}
.bg-brand .step p{color:#B9D6C6}

/* ---------- feature split ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}
.split.flip .split-media{order:2}
.split-media{border-radius:22px;overflow:hidden;box-shadow:var(--shadow);background:var(--brand-soft);min-height:340px;display:flex;align-items:center;justify-content:center}
.feat-list{list-style:none;padding:0;margin:22px 0 0}
.feat-list li{display:flex;gap:13px;padding:11px 0;border-bottom:1px solid var(--line);align-items:flex-start}
.feat-list li:last-child{border-bottom:0}
.feat-list svg{width:22px;height:22px;color:var(--gold);flex-shrink:0;margin-top:2px}
.feat-list b{display:block}
.feat-list span{color:var(--muted);font-size:.94rem}

/* ---------- stat band ---------- */
.statband{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.statband .s b{font-family:var(--display);font-size:clamp(2rem,4vw,2.9rem);color:var(--gold);display:block;line-height:1}
.bg-brand .statband .s b{color:#fff}
.statband .s span{color:var(--muted);font-weight:600;font-size:.92rem;display:block;margin-top:7px}
.bg-brand .statband .s span{color:#B9D6C6}

/* ---------- reviews ---------- */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.review{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:26px;display:flex;flex-direction:column}
.stars{color:#e8a13c;font-size:1.05rem;letter-spacing:2px;margin-bottom:12px}
.review p{font-size:.98rem;flex-grow:1;margin:0 0 18px}
.review .who{display:flex;align-items:center;gap:12px}
.review .avatar{width:42px;height:42px;border-radius:50%;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;font-family:var(--display);font-weight:700}
.review .who b{display:block;font-size:.94rem}
.review .who span{font-size:.82rem;color:var(--muted)}

/* ---------- areas ---------- */
.area-cloud{display:flex;flex-wrap:wrap;gap:11px}
.area-cloud a,.area-cloud span{background:var(--paper);border:1px solid var(--line);border-radius:999px;padding:9px 17px;font-weight:600;font-size:.9rem;color:var(--ink);transition:.15s}
.area-cloud a:hover{background:var(--brand);color:#fff;border-color:var(--gold)}

/* ---------- FAQ ---------- */
.faq{max-width:820px;margin:0 auto}
.faq details{background:var(--paper);border:1px solid var(--line);border-radius:14px;margin-bottom:12px;overflow:hidden}
.faq summary{cursor:pointer;padding:20px 22px;font-weight:700;font-family:var(--display);font-size:1.08rem;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:1.5rem;color:var(--ember);font-weight:400;transition:transform .2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{padding:0 22px 20px;color:var(--muted);margin:0}

/* ---------- CTA band ---------- */
.cta-band{background:linear-gradient(120deg,var(--brand) 0%,var(--brand-ink) 100%);border-radius:26px;padding:52px;color:#fff;display:grid;grid-template-columns:1.4fr 1fr;gap:34px;align-items:center}
.cta-band h2{color:#fff;font-size:clamp(1.7rem,3.2vw,2.4rem)}
.cta-band p{color:#B9D6C6;margin:14px 0 0;font-size:1.08rem}
.cta-band .cta-actions{display:flex;flex-direction:column;gap:12px}

/* ---------- quote form ---------- */
.quote-shell{display:grid;grid-template-columns:.85fr 1.15fr;gap:46px;align-items:start}
.quote-aside .eyebrow{color:var(--ember-2)}
.quote-aside h2{font-size:clamp(1.9rem,3.4vw,2.6rem)}
.quote-aside .lede{margin:16px 0 24px}
.qbenefits{list-style:none;padding:0;margin:0 0 26px}
.qbenefits li{display:flex;gap:11px;align-items:center;padding:9px 0;font-weight:600}
.qbenefits svg{width:21px;height:21px;color:var(--gold);flex-shrink:0}
.talk-card{background:var(--mist);border:1px solid var(--line);border-radius:18px;padding:24px;text-align:center}
.talk-card .t-label{font-family:var(--display);font-weight:700;margin-bottom:8px}
.talk-card .t-phone{font-family:var(--display);font-size:1.7rem;color:var(--ember-2);font-weight:700}
.talk-card .t-meta{font-size:.86rem;color:var(--muted);margin-top:8px}
.talk-card .t-meta a{color:var(--brand-2)}

.form-card{background:var(--paper);border:1px solid var(--line);border-radius:22px;padding:32px;box-shadow:var(--shadow)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{margin-bottom:18px}
.field label{display:block;font-weight:700;font-size:.9rem;margin-bottom:7px}
.field label .req{color:var(--ember)}
.field input,.field select,.field textarea{
  width:100%;padding:13px 15px;border:1.5px solid var(--line);border-radius:11px;font-family:var(--body);
  font-size:1rem;color:var(--ink);background:var(--paper);transition:border-color .15s,box-shadow .15s;
}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(14,59,58,.12)}
.field textarea{resize:vertical;min-height:104px}
.field input::placeholder,.field textarea::placeholder{color:#95AA9D}
.form-tiny{font-size:.8rem;color:var(--muted);margin-top:14px;text-align:center}
.form-error{color:#FF8A80;font-size:.85rem;margin-top:6px;display:none}
.field.invalid input,.field.invalid select{border-color:#FF8A80}
.field.invalid .form-error{display:block}
.form-status{display:none;padding:13px 16px;border-radius:11px;margin-bottom:18px;font-weight:600;font-size:.92rem}
.form-status.err{display:block;background:#fdecea;color:#FF8A80;border:1px solid #f5c6c0}

/* ---------- generic content / article ---------- */
.prose{max-width:760px}
.prose p{margin:0 0 18px;color:#EEF5EF}
.prose h2{font-size:1.7rem;margin:38px 0 14px}
.prose h3{font-size:1.28rem;margin:28px 0 10px}
.prose ul{margin:0 0 20px;padding-left:4px;list-style:none}
.prose ul li{position:relative;padding:7px 0 7px 30px}
.prose ul li::before{content:"";position:absolute;left:0;top:14px;width:13px;height:13px;border-radius:3px;background:var(--brand-soft);border:2px solid var(--brand)}
.callout{background:var(--brand-soft);border-left:4px solid var(--brand);border-radius:0 14px 14px 0;padding:20px 24px;margin:26px 0}
.callout p{margin:0;color:var(--ink)}
.callout.note{background:rgba(241,173,9,.07);border-left-color:var(--ember-2)}
.callout.note p{color:#E8C77A;font-size:.95rem}

.pagehead{background:var(--brand);color:#fff;padding:56px 0}
.pagehead .eyebrow{color:#6FD3A6}
.pagehead h1{font-size:clamp(2.1rem,4.4vw,3.2rem);color:#fff}
.pagehead p{color:#B9D6C6;font-size:1.15rem;margin-top:14px;max-width:62ch}
.crumbs{font-size:.83rem;color:#6FD3A6;margin-bottom:16px}
.crumbs a{color:#0D2419}

/* price strip on service pages */
.svc-meta{display:flex;flex-wrap:wrap;gap:14px;margin:24px 0}
.svc-meta .m{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:12px 18px;min-width:130px}
.svc-meta .m b{display:block;font-family:var(--display);color:var(--gold);font-size:1.15rem}
.svc-meta .m span{font-size:.8rem;color:var(--muted);font-weight:600}

/* blog */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.post{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:transform .18s,box-shadow .18s}
.post:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.post .thumb{height:120px;background:linear-gradient(120deg,var(--brand),var(--brand-2));display:flex;align-items:flex-end;padding:16px;color:#fff}
.post .thumb span{font-size:.74rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;background:rgba(255,255,255,.16);padding:4px 10px;border-radius:999px}
.post .pbody{padding:22px;flex-grow:1;display:flex;flex-direction:column}
.post h3{font-size:1.16rem;margin-bottom:9px}
.post p{color:var(--muted);font-size:.92rem;flex-grow:1}
.post .more{margin-top:14px;color:var(--ember-2);font-weight:700;font-size:.9rem}

/* ---------- thank you ---------- */
.thanks{min-height:64vh;display:flex;align-items:center;text-align:center;padding:70px 0}
.thanks .tick-big{width:88px;height:88px;border-radius:50%;background:var(--brand-soft);display:flex;align-items:center;justify-content:center;margin:0 auto 26px}
.thanks .tick-big svg{width:46px;height:46px;color:var(--gold)}
.thanks h1{font-size:clamp(2.2rem,4.5vw,3.2rem)}
.thanks p{font-size:1.18rem;color:var(--muted);max-width:54ch;margin:18px auto 0}
.next-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;max-width:760px;margin:42px auto 0;text-align:left}
.next-steps .ns{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:20px}
.next-steps .ns b{display:block;font-family:var(--display);margin-bottom:6px}
.next-steps .ns span{font-size:.9rem;color:var(--muted)}

/* ---------- footer ---------- */
.site-footer{background:var(--brand-ink);color:#B9D6C6;padding:62px 0 28px;font-size:.92rem}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;margin-bottom:42px}
.site-footer .brand .bname{color:#fff}
.site-footer .brand .bname b{color:#6FD3A6}
.site-footer .brand .bsub{color:#95AA9D}
.foot-about{margin-top:16px;max-width:34ch}
.foot-col h4{color:#fff;font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;margin-bottom:16px;font-family:var(--body);font-weight:700}
.foot-col a{display:block;color:#B9D6C6;padding:5px 0;transition:color .15s}
.foot-col a:hover{color:#fff}
.foot-contact div{margin-bottom:12px}
.foot-contact b{color:#fff;display:block;font-size:.78rem;text-transform:uppercase;letter-spacing:.1em;margin-bottom:3px}
.foot-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:22px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:.82rem;color:#95AA9D}
.foot-bottom a{color:#B9D6C6}
.foot-disclaimer{font-size:.76rem;color:#95AA9D;margin-top:14px;max-width:90ch;line-height:1.5}

/* ---------- reveal animation ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media (max-width:980px){
  .hero-grid,.split,.quote-shell,.cta-band{grid-template-columns:1fr}
  .hero-grid.mirror>*{order:initial}
  .split.flip .split-media{order:0}
  .g3,.g4,.steps,.review-grid,.post-grid,.statband,.next-steps{grid-template-columns:repeat(2,1fr)}
  .thermal-card{max-width:520px}
  .cta-band{text-align:center}
  .cta-band .cta-actions{align-items:center}
}
@media (max-width:760px){
  .nav-links,.nav-phone{display:none}
  .nav-toggle{display:block;margin-left:auto}
  .nav-links.open{display:flex;position:absolute;top:74px;left:0;right:0;flex-direction:column;align-items:stretch;background:var(--paper);border-bottom:1px solid var(--line);padding:12px;gap:2px;box-shadow:var(--shadow)}
  .nav-links.open a{padding:13px}
  .nav-links.open .has-drop{display:flex;flex-direction:column}
  .nav-links.open .drop-menu{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:0;padding:0 0 0 12px;min-width:0}
  .form-row{grid-template-columns:1fr}
  .g3,.g4,.steps,.review-grid,.post-grid,.statband,.next-steps,.g2{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
  .cta-band{padding:34px}
  section{padding:54px 0}
}
@media (max-width:480px){
  .foot-grid{grid-template-columns:1fr}
  .thermal-stats{grid-template-columns:repeat(3,1fr)}
}

@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}


/* ==========================================================================
   LONDON — near-black + logo gold + deep British racing green.
   Green and gold is the most traditional luxury pairing there is.
   ========================================================================== */
body{background:var(--bg);color:var(--ink)}
.bg-mist{background:var(--mist)}
.bg-brand{background:linear-gradient(160deg,var(--brand),var(--brand-ink));color:var(--ink)}
.bg-brand h1,.bg-brand h2,.bg-brand h3{color:var(--ink)}
.site-header{background:rgba(6,13,9,.90);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);box-shadow:0 1px 0 rgba(241,173,9,.14)}
.svc-card,.svc-row,.review,.faq details,.thermal-card,.form-card,.talk-card,.post,
.area-card,.tl-card,.area-cloud a,.area-cloud span,.chip,.drop-menu{
  background:var(--paper);border:1px solid var(--line);color:var(--ink)}
.svc-card,.svc-row,.post,.area-card{position:relative;overflow:hidden}
.svc-card::before,.svc-row::before,.post::before,.area-card::before{content:"";position:absolute;
  top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,var(--gold),var(--brand-2),transparent);
  opacity:.55;transition:opacity .2s}
.svc-card:hover::before,.svc-row:hover::before,.post:hover::before,.area-card:hover::before{opacity:1}
.svc-card:hover,.svc-row:hover,.post:hover,.area-card:hover{border-color:rgba(241,173,9,.5);
  box-shadow:0 22px 50px -26px rgba(26,107,75,.55);transform:translateY(-3px)}
h1,h2,h3,h4{color:var(--ink)}
h1 .em,h2 .em{color:var(--gold)} h1 .tl{color:var(--htl)}
.eyebrow{color:var(--gold);text-transform:uppercase;letter-spacing:.18em;font-size:.74rem;
  font-weight:700;display:inline-block;padding-bottom:8px;position:relative}
.eyebrow::after{content:"";position:absolute;left:0;bottom:0;width:34px;height:2px;
  background:linear-gradient(90deg,var(--gold),var(--brand-2))}
.nav-links a{color:var(--ink)} .nav-links a:hover{background:rgba(241,173,9,.12);color:var(--gold)}
.nav-phone{color:var(--ink)} .nav-phone:hover{color:var(--gold)}
.brand .bname{color:var(--ink)} .brand .bname b{color:var(--gold)} .brand .bsub{color:var(--muted)}
.brand-logo{height:34px;width:auto;display:block;flex:0 0 auto}
.site-footer .brand-logo{height:40px}
@media(max-width:640px){.brand-logo{height:29px}}
.chip{color:var(--ink)}
.chip.ember,.chip.green{color:var(--gold);border:1px solid rgba(241,173,9,.35);background:rgba(241,173,9,.10)}
.price-badge{background:var(--brand-soft);color:var(--gold);border:1px solid rgba(241,173,9,.30);
  border-radius:5px;display:inline-block;margin:0 0 .6rem;padding:.28rem .68rem;font-size:.83rem;font-weight:600}
input,select,textarea{background:var(--elevated);border:1px solid var(--line);color:var(--ink);border-radius:var(--radius-sm)}
input::placeholder,textarea::placeholder{color:#7C8F84}
input:focus,select:focus,textarea:focus{border-color:var(--gold);outline:none;box-shadow:0 0 0 3px rgba(241,173,9,.20)}
label{color:var(--ink)}
.ptable{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);overflow:auto}
.ptable table{width:100%;border-collapse:collapse;min-width:640px}
.ptable th,.ptable td{padding:15px 18px;text-align:left;border-bottom:1px solid var(--line);font-size:.97rem}
.ptable thead th{background:var(--brand-ink);color:var(--gold);font-family:var(--display);font-weight:700;
  text-transform:uppercase;letter-spacing:.09em;font-size:.78rem}
.ptable tbody tr:last-child td{border-bottom:0}
.ptable td{color:var(--ink);border-color:var(--line)}
.ptable td.svc{font-weight:700;font-family:var(--display)} .ptable td.svc a{color:var(--ink)}
.ptable td.svc a:hover,.ptable td.from{color:var(--gold)}
.ptable td.from{font-weight:800;font-family:var(--display);white-space:nowrap}
.ptable tbody tr:hover{background:rgba(241,173,9,.06)}
.ptable td.inc{color:var(--muted)}
.pnote{margin-top:14px;color:var(--muted);font-size:.92rem;text-align:center}
.pnote a{color:var(--gold);font-weight:700}
.prose,.prose li,.prose td,.prose th,.prose h2,.prose h3{color:var(--ink)}
.prose a{color:var(--gold)}
.callout,.callout.note{border:1px solid rgba(241,173,9,.28);background:rgba(241,173,9,.07)}
.callout p,.callout.note p{color:#EFDDB0}
.breadcrumb,.breadcrumb a{color:var(--muted)} .breadcrumb a:hover{color:var(--gold)}
.area-cloud a:hover,.area-cloud span:hover{border-color:var(--gold);color:var(--gold);background:rgba(241,173,9,.08)}
footer,.site-footer{background:var(--brand-ink);border-top:1px solid var(--line)}
.site-footer a:hover{color:var(--gold)}
.muted,.sub,.lede{color:var(--muted)}
hr{border-color:var(--line)}
::selection{background:rgba(241,173,9,.32);color:#0B0B0B}
.hero-photo,.hero-b--photo{position:relative;background-size:cover;background-position:center 42%}
.hero-photo::after,.hero-b--photo::after{content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(120% 130% at 78% 8%,rgba(241,173,9,.15),transparent 52%)}
.hero-photo > *,.hero-b--photo > *{position:relative;z-index:2}
.hero-photo h1,.hero-photo .sub{text-shadow:0 2px 18px rgba(0,0,0,.6)}
.hero-photo .sub{color:#D2E0D6}

/* ==========================================================================
   BUTTONS — defined last so nothing can override them.
   Every combination below has been contrast-checked. The template's original
   rule was .btn-primary{background:var(--ember);color:#fff} — with --ember
   now gold, that put pale text on a gold fill and was unreadable.
   ========================================================================== */
.btn{font-weight:700;border-radius:var(--radius-sm);transition:transform .15s,box-shadow .2s,background .2s,color .2s}

/* solid gold button -> always near-black text */
.btn-primary,
.btn-primary:link,
.btn-primary:visited,
a.btn-primary,
button.btn-primary,
.bg-brand .btn-primary,
.hero .btn-primary,
.hero-photo .btn-primary,
.hero-b .btn-primary{
  background:linear-gradient(180deg,var(--gold-2),var(--gold));
  color:#0B0B0B !important;
  border:1px solid var(--gold-deep);
  text-shadow:none;
  box-shadow:0 10px 26px -12px rgba(241,173,9,.55);
}
.btn-primary:hover,a.btn-primary:hover,button.btn-primary:hover,
.bg-brand .btn-primary:hover,.hero-photo .btn-primary:hover{
  background:linear-gradient(180deg,#FFE08C,var(--gold-2));
  color:#0B0B0B !important;
  transform:translateY(-2px);
}

/* outline button -> light text, gold on hover, never gold-on-gold */
.btn-ghost,a.btn-ghost,.btn-ghost:link,.btn-ghost:visited{
  background:transparent;color:var(--ink) !important;border:1px solid var(--line);
}
.btn-ghost:hover,a.btn-ghost:hover{
  background:rgba(241,173,9,.10);color:var(--gold) !important;border-color:var(--gold);
}
.btn-ghost.on-dark,.hero .btn-ghost,.hero-photo .btn-ghost,.hero-b .btn-ghost,.bg-brand .btn-ghost{
  color:#FFFFFF !important;border-color:rgba(255,255,255,.55);background:transparent;
}
.btn-ghost.on-dark:hover,.hero .btn-ghost:hover,.hero-photo .btn-ghost:hover,
.hero-b .btn-ghost:hover,.bg-brand .btn-ghost:hover{
  background:rgba(255,255,255,.14);color:#FFFFFF !important;border-color:#FFFFFF;
}

/* dark button -> light text */
.btn-dark,a.btn-dark{background:var(--brand-ink);color:#FFFFFF !important;border:1px solid var(--line)}
.btn-dark:hover{background:var(--brand);color:#FFFFFF !important}

.btn-block{width:100%}


/* ========================================================================
   CASE STUDIES + INFO PAGE  (new content)
   ======================================================================== */
.cases{display:grid;gap:34px;max-width:900px;margin:0 auto}
.case{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-sm)}
.case h3{margin:18px 0 12px;color:var(--gold)}
.case-photos{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px}
.case-photos figure{margin:0}
.case-photos figcaption{font-size:.8rem;color:var(--muted);text-align:center;margin-top:6px;text-transform:uppercase;letter-spacing:.08em}
.ph{aspect-ratio:4/3;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;
    font-weight:700;color:var(--muted);border:1px dashed var(--line);background:var(--elevated);font-size:.85rem}
.ph-before{background:linear-gradient(135deg,var(--elevated),var(--mist))}
.ph-during{background:linear-gradient(135deg,var(--brand-soft),var(--elevated))}
.ph-after{background:linear-gradient(135deg,rgba(241,173,9,.14),var(--elevated))}
.case-table{width:100%;border-collapse:collapse;margin:6px 0 16px}
.case-table th,.case-table td{text-align:left;padding:9px 10px;border-bottom:1px solid var(--line);font-size:.94rem;vertical-align:top}
.case-table th{color:var(--muted);font-weight:600;width:42%;white-space:nowrap}
.case-table td{color:var(--ink)}
.case-quote{margin:0;padding:16px 18px;background:var(--elevated);border-left:3px solid var(--gold);border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:var(--ink);font-style:italic}
.case-quote cite{display:block;margin-top:10px;font-style:normal;font-weight:700;color:var(--gold);font-size:.9rem}
.prose ol{margin:1em 0;padding-left:1.3em}
.prose ol li{margin:.5em 0}
@media(max-width:640px){.case-photos{grid-template-columns:1fr 1fr 1fr}.ph{font-size:.72rem}.case-table th{width:48%}}


/* case study hero photo */
.case-hero{margin:0 0 20px}
.case-hero img{width:100%;height:auto;border-radius:var(--radius);display:block;border:1px solid var(--line)}
.case-hero figcaption{font-size:.85rem;color:var(--muted);margin-top:10px;text-align:center}
.case h2{color:var(--gold);margin:6px 0 14px}


/* ── Secondary "other materials" list on services page (no photos) ── */
.sec-intro{max-width:660px;margin:12px auto 0;color:var(--muted)}
.alt-svc-list{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:30px}
.alt-svc{display:flex;flex-direction:column;justify-content:space-between;gap:14px;
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 22px 18px;text-decoration:none;transition:border-color .18s,transform .18s}
.alt-svc:hover{border-color:var(--gold);transform:translateY(-2px)}
.alt-svc h3{margin:0 0 8px;font-size:1.08rem;color:var(--ink)}
.alt-svc p{margin:0;color:var(--muted);font-size:.94rem;line-height:1.55}
.alt-svc .more{display:inline-flex;align-items:center;gap:7px;color:var(--gold);font-weight:600;font-size:.9rem}
.alt-svc .more svg{width:16px;height:16px}
@media(max-width:820px){.alt-svc-list{grid-template-columns:1fr;gap:14px}}