/* =========================================================
   Redbrick Roofing — "Drawn to Last" (DEMO)
   Architect's-blueprint direction: drafting blue, mono spec
   annotations, a self-drawing roof section, drawing-sheet framing.
   Type: Archivo (display) · Space Mono (spec) · Inter (body)
   ========================================================= */

:root {
  --blue:    #0c2b4a;
  --blue-2:  #0f3557;
  --blue-3:  #081d33;
  --paper:   #e7edf0;   /* tinted drafting paper */
  --paper-2: #dbe4e9;
  --canvas:  #f3f6f7;   /* default light bg      */
  --ink:     #0c2338;
  --muted:   #57697a;
  --muted-d: rgba(231,237,240,.62);
  --line-l:  #ccd8df;
  --line-d:  rgba(255,255,255,.15);
  --accent:  #f4a417;   /* drafting amber        */
  --accent-2:#ffc258;
  --cyan:    #8ad3f0;   /* blueprint line        */

  --wrap: 1220px;
  --radius: 4px;        /* drawings are crisp     */
  --sect: clamp(70px, 9vw, 128px);
  --ease: cubic-bezier(.2,.7,.2,1);
  --shadow: 0 24px 60px -28px rgba(8,29,51,.5);

  --f-disp: "Archivo", system-ui, sans-serif;
  --f-mono: "Space Mono", ui-monospace, monospace;
  --f-body: "Inter", system-ui, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--f-body); color: var(--ink); background: var(--canvas);
  line-height: 1.6; -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
.wrap { width: min(100% - 44px, var(--wrap)); margin-inline: auto; }

/* drawing-sheet registration marks */
.regmark { position: fixed; width: 26px; height: 26px; z-index: 200; pointer-events: none; opacity: .5; mix-blend-mode: difference; }
.regmark::before, .regmark::after { content: ""; position: absolute; background: #7f97a8; }
.regmark::before { width: 100%; height: 1px; top: 50%; }
.regmark::after { height: 100%; width: 1px; left: 50%; }
.regmark--tl { top: 14px; left: 14px; } .regmark--tr { top: 14px; right: 14px; }

/* ---------- Mono spec type ---------- */
.eyebrow, .specline, .nav__fig, .hero__draw-cap, .strip, .compare__tag, .compare__scale,
.stat__label, .quote-form__head span, .cta-contact__info .k, .anno {
  font-family: var(--f-mono);
}
.eyebrow {
  display: inline-block; font-size: 12.5px; letter-spacing: .04em; color: var(--accent);
  text-transform: uppercase; padding-bottom: 8px; border-bottom: 1px solid var(--line-l);
}
.eyebrow--light { color: var(--accent-2); border-color: var(--line-d); }

.head { max-width: 660px; margin-bottom: clamp(36px, 5vw, 60px); }
.head--light .head__title { color: var(--paper); }
.head--light .head__lead { color: var(--muted-d); }
.head__title {
  font-family: var(--f-disp); font-weight: 900; font-size: clamp(34px, 5.2vw, 62px);
  line-height: .98; letter-spacing: -.02em; margin: 18px 0 0;
}
.head__lead { margin-top: 16px; color: var(--muted); font-size: clamp(16px,1.35vw,18px); max-width: 54ch; }

/* ---------- Buttons ---------- */
.btn {
  --bg: var(--ink); --fg: #fff;
  display: inline-flex; align-items: center; gap: 10px; justify-content: center;
  background: var(--bg); color: var(--fg); font-weight: 700; font-size: 15px;
  padding: 13px 22px; border-radius: var(--radius); border: 1.5px solid transparent; cursor: pointer;
  transition: transform .2s var(--ease), box-shadow .2s var(--ease), background .2s, color .2s;
}
.btn span { transition: transform .2s var(--ease); }
.btn:hover span { transform: translateX(4px); }
.btn--accent { --bg: var(--accent); --fg: #241701; }
.btn--accent:hover { box-shadow: 0 14px 28px -12px rgba(244,164,23,.8); transform: translateY(-2px); }
.btn--dark { --bg: var(--blue); --fg: #fff; }
.btn--dark:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.btn--wire { --bg: transparent; --fg: #fff; border-color: var(--line-d); }
.btn--wire:hover { border-color: var(--accent); color: var(--accent-2); }
.btn--sm { padding: 9px 16px; font-size: 14px; }
.btn--lg { padding: 16px 28px; font-size: 16px; }
.btn--block { display: flex; width: 100%; }

/* ---------- Nav ---------- */
.nav { position: fixed; inset: 0 0 auto 0; z-index: 100; transition: background .3s, box-shadow .3s, border-color .3s; border-bottom: 1px solid transparent; }
.nav.is-stuck { background: rgba(12,43,74,.9); backdrop-filter: blur(12px); border-color: var(--line-d); }
.nav__inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; height: 76px; }
.brand { display: inline-flex; align-items: center; gap: 11px; color: #fff; }
.brand__mark { color: rgba(255,255,255,.9); display: inline-grid; place-items: center; }
.brand__name { font-family: var(--f-disp); font-weight: 800; font-size: 19px; letter-spacing: -.01em; line-height: 1; }
.brand__name span { color: var(--accent); }
.nav__links { display: flex; gap: 30px; }
.nav__links a { color: rgba(255,255,255,.82); font-weight: 600; font-size: 15px; display: inline-flex; align-items: baseline; gap: 7px; position: relative; }
.nav__fig { font-size: 11px; color: var(--accent); }
.nav__links a::after { content: ""; position: absolute; left: 0; bottom: -6px; height: 1.5px; width: 0; background: var(--accent); transition: width .25s var(--ease); }
.nav__links a:hover { color: #fff; } .nav__links a:hover::after { width: 100%; }
.nav__actions { display: flex; align-items: center; gap: 16px; }
.nav__phone { color: #fff; font-family: var(--f-mono); font-weight: 700; font-size: 14px; }
.nav__phone:hover { color: var(--accent-2); }
.nav__toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 6px; }
.nav__toggle span { width: 24px; height: 2px; background: #fff; transition: .3s; }
.nav__mobile { display: none; }

/* ---------- Hero ---------- */
.hero { position: relative; background: var(--blue); color: #fff; padding: clamp(120px,16vh,180px) 0 0; overflow: hidden; }
.hero__paper {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--line-d) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-d) 1px, transparent 1px),
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 96px 96px, 96px 96px, 24px 24px, 24px 24px;
  -webkit-mask-image: linear-gradient(#000, transparent 92%); mask-image: linear-gradient(#000, transparent 92%);
}
.hero__inner { position: relative; z-index: 2; display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(28px,4vw,60px); align-items: center; padding-bottom: clamp(60px,8vw,96px); }
.specline { font-size: 12.5px; color: var(--muted-d); letter-spacing: .02em; }
.specline span { color: var(--accent); }
.hero__title { font-family: var(--f-disp); font-weight: 900; font-size: clamp(56px,8.5vw,116px); line-height: .9; letter-spacing: -.035em; margin: 20px 0 0; }
.hero__title .hl { color: var(--accent); position: relative; }
.hero__lead { margin-top: 24px; font-size: clamp(16.5px,1.5vw,20px); color: rgba(231,237,240,.8); max-width: 44ch; }
.hero__actions { margin-top: 30px; display: flex; gap: 13px; flex-wrap: wrap; }
.hero__spec { list-style: none; display: flex; flex-wrap: wrap; gap: 26px 34px; margin-top: 38px; padding-top: 24px; border-top: 1px solid var(--line-d); }
.hero__spec b { font-family: var(--f-disp); font-weight: 800; font-size: 26px; color: #fff; display: block; }
.hero__spec span { font-family: var(--f-mono); font-size: 11.5px; color: var(--muted-d); text-transform: uppercase; letter-spacing: .04em; }

/* --- the signature drawing --- */
.hero__draw { position: relative; aspect-ratio: 6/5; }
.hero__draw-cap { position: absolute; top: -4px; left: 0; font-size: 11px; color: var(--muted-d); letter-spacing: .04em; }
.rsvg { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }
.rsvg path { fill: none; stroke-linecap: round; stroke-linejoin: round; }
.d-main { stroke: var(--cyan); stroke-width: 2.2; }
.d-wall { stroke: rgba(255,255,255,.5); stroke-width: 1.4; }
.d-tick { stroke: rgba(138,211,240,.75); stroke-width: 1.4; }
.d-dim  { stroke: var(--accent); stroke-width: 1.4; }
.d-acc  { stroke: var(--accent); stroke-width: 2; }
.d-lead { stroke: rgba(255,255,255,.4); stroke-width: 1.2; }
.anno { position: absolute; color: var(--accent-2); font-size: 12px; letter-spacing: .02em; white-space: nowrap; opacity: 0; transition: opacity .5s ease; }
.is-drawn .anno { opacity: 1; }
.anno--pitch  { left: 15.5%; top: 70.5%; color: var(--accent); font-weight: 700; }
.anno--height { left: 52.5%; top: 40%; color: rgba(231,237,240,.85); }
.anno--span   { left: 50%; top: 95%; transform: translateX(-50%); color: var(--accent); }
.anno--chim   { left: 70%; top: 25%; color: rgba(231,237,240,.8); }
.anno--chim::before { content: ""; position: absolute; left: -22px; top: 8px; width: 18px; height: 1px; background: rgba(255,255,255,.4); }
.anno--layers { left: 1%; top: 50%; list-style: none; display: grid; gap: 4px; background: rgba(8,29,51,.72); border: 1px solid var(--line-d); border-radius: 4px; padding: 9px 11px; backdrop-filter: blur(2px); }
.anno--layers li { color: rgba(231,237,240,.82); }
.anno--layers i { color: var(--accent); font-style: normal; margin-right: 6px; }
.hero__rule { position: relative; z-index: 2; border-top: 1px solid var(--line-d); padding: 12px 0; }
.hero__rule span { font-family: var(--f-mono); font-size: 11px; color: var(--muted-d); letter-spacing: .12em; }

/* ---------- Spec strip ---------- */
.strip { background: var(--accent); color: #241701; overflow: hidden; padding: 11px 0; border-block: 2px solid #241701; }
.strip__track { display: inline-flex; align-items: center; gap: 22px; white-space: nowrap; animation: strip 30s linear infinite; font-family: var(--f-mono); font-weight: 700; font-size: 14px; text-transform: uppercase; letter-spacing: .04em; }
.strip__track em { font-style: normal; opacity: .5; }
@keyframes strip { to { transform: translateX(-50%); } }

/* ---------- Sections ---------- */
.section { padding: var(--sect) 0; }
.section--blue { background: var(--blue); color: #fff; position: relative; }
.section--blue::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(90deg, var(--line-d) 1px, transparent 1px); background-size: 96px 100%; opacity: .6; -webkit-mask-image: linear-gradient(#000, transparent); mask-image: linear-gradient(#000, transparent); }
.section--blue > .wrap { position: relative; z-index: 1; }
.section--paper { background: var(--paper); }

/* ---------- Services ---------- */
.svc-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 0; border-top: 1px solid var(--line-l); border-left: 1px solid var(--line-l); }
.svc-card { position: relative; padding: clamp(26px,2.6vw,38px); border-right: 1px solid var(--line-l); border-bottom: 1px solid var(--line-l); background: var(--canvas); transition: background .25s, color .25s; overflow: hidden; }
.svc-card__n { position: absolute; top: 18px; right: 20px; font-family: var(--f-mono); font-size: 12px; color: var(--muted); }
.svc-card__icon { width: 52px; height: 52px; border: 1.5px solid var(--ink); border-radius: var(--radius); display: grid; place-items: center; margin-bottom: 22px; transition: background .25s, border-color .25s, color .25s; }
.svc-card__icon svg { width: 26px; height: 26px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.svc-card h3 { font-family: var(--f-disp); font-weight: 800; font-size: 21px; letter-spacing: -.01em; }
.svc-card p { margin-top: 10px; color: var(--muted); font-size: 15px; }
.svc-card:hover { background: var(--blue); color: #fff; }
.svc-card:hover .svc-card__n { color: var(--accent); }
.svc-card:hover p { color: var(--muted-d); }
.svc-card:hover .svc-card__icon { background: var(--accent); border-color: var(--accent); color: #241701; }
.svc-card--live { background: var(--blue); color: #fff; }
.svc-card--live p { color: var(--muted-d); }
.svc-card--live .svc-card__icon { background: var(--accent); border-color: var(--accent); color: #241701; }
.svc-card--live .svc-card__n { color: var(--accent); }
.svc-card__pulse { display: inline-flex; align-items: center; gap: 8px; margin-top: 16px; font-family: var(--f-mono); font-size: 12px; color: var(--accent-2); }
.svc-card__pulse::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--accent); animation: pulse 1.6s infinite; }
@keyframes pulse { 0%,100%{ box-shadow: 0 0 0 0 rgba(244,164,23,.6);} 50%{ box-shadow: 0 0 0 6px rgba(244,164,23,0);} }

/* ---------- Before / After ---------- */
.compare { position: relative; width: 100%; aspect-ratio: 16/9; border: 1px solid var(--line-d); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); user-select: none; touch-action: pan-y; }
.compare__pane { position: absolute; inset: 0; display: grid; place-items: center; overflow: hidden; }
.compare__pane--after { background:
  linear-gradient(180deg, rgba(255,255,255,.04), transparent),
  repeating-linear-gradient(90deg, #16324f 0 26px, #1a3a5c 26px 52px); color: rgba(231,237,240,.7); }
.compare__pane--before { width: 50%; border-right: 3px solid var(--accent); background:
  repeating-linear-gradient(90deg, #2c2a30 0 26px, #34313a 26px 52px); color: rgba(231,237,240,.65); }
.compare__ph { font-family: var(--f-mono); font-size: 13px; letter-spacing: .05em; text-transform: uppercase; }
.compare__tag { position: absolute; top: 16px; font-size: 12px; padding: 6px 12px; border-radius: 999px; color: #fff; }
.compare__tag--before { left: 16px; background: var(--accent); color: #241701; }
.compare__tag--after { right: 16px; background: rgba(8,29,51,.8); }
.compare__scale { position: absolute; left: 0; right: 0; bottom: 12px; text-align: center; font-size: 11px; color: rgba(255,255,255,.55); letter-spacing: .1em; }
.compare__range { position: absolute; inset: 0; width: 100%; height: 100%; margin: 0; opacity: 0; cursor: ew-resize; z-index: 5; }
.compare__handle { position: absolute; inset: 0 auto 0 50%; width: 3px; background: var(--accent); transform: translateX(-50%); z-index: 4; pointer-events: none; }
.compare__handle span { position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%); width: 46px; height: 46px; border-radius: 50%; background: var(--accent); color: #241701; display: grid; place-items: center; box-shadow: 0 6px 18px -4px rgba(0,0,0,.5); }
.compare__handle span::before { content: "‹›"; font-weight: 800; letter-spacing: 1px; }
.work-tiles { display: grid; grid-template-columns: repeat(3,1fr); gap: clamp(12px,1.4vw,20px); margin-top: clamp(16px,2vw,26px); }
.work-tile { position: relative; aspect-ratio: 4/3; border: 1px solid var(--line-d); border-radius: var(--radius); overflow: hidden; display: grid; place-items: center;
  background: repeating-linear-gradient(135deg, #103052 0 22px, #123a5c 22px 44px); }
.work-tile__ph { font-family: var(--f-mono); font-size: 12px; color: rgba(255,255,255,.5); text-transform: uppercase; letter-spacing: .05em; }
.work-tile__cap { position: absolute; inset: auto 0 0 0; padding: 14px; background: linear-gradient(to top, rgba(8,29,51,.92), transparent); }
.work-tile__cap b { font-family: var(--f-disp); font-weight: 700; color: #fff; font-size: 16px; }
.work-tile__cap span { display: block; font-family: var(--f-mono); font-size: 11px; color: var(--muted-d); margin-top: 2px; }

/* ---------- Process ---------- */
.steps { display: grid; grid-template-columns: repeat(4,1fr); gap: clamp(16px,2vw,30px); }
.step { padding-top: 24px; border-top: 2px solid var(--ink); }
.step__num { font-family: var(--f-mono); font-weight: 700; font-size: 15px; color: var(--accent); }
.step h3 { font-family: var(--f-disp); font-weight: 800; font-size: 19px; margin-top: 14px; }
.step p { margin-top: 8px; color: var(--muted); font-size: 14.5px; }

/* ---------- Stats ---------- */
.stats-band { background: var(--blue-3); color: #fff; padding: clamp(50px,6vw,80px) 0; }
.stats { display: grid; grid-template-columns: repeat(4,1fr); gap: 24px; }
.stat { padding-left: 20px; border-left: 2px solid var(--accent); }
.stat__num { font-family: var(--f-disp); font-weight: 900; font-size: clamp(40px,5vw,64px); line-height: 1; display: block; letter-spacing: -.02em; }
.stat__label { font-size: 12px; color: var(--muted-d); margin-top: 8px; display: block; text-transform: uppercase; letter-spacing: .04em; }

/* ---------- Reviews ---------- */
.reviews { display: grid; grid-template-columns: repeat(3,1fr); gap: clamp(14px,1.6vw,22px); }
.review { background: var(--canvas); border: 1px solid var(--line-l); border-radius: var(--radius); padding: clamp(24px,2.4vw,30px); }
.review__stars { color: var(--accent); letter-spacing: 2px; }
.review blockquote { margin: 14px 0 18px; font-size: 16px; font-weight: 500; line-height: 1.55; }
.review figcaption b { font-family: var(--f-disp); font-weight: 700; }
.review figcaption span { display: block; font-family: var(--f-mono); font-size: 12px; color: var(--muted); margin-top: 2px; }

/* ---------- Areas ---------- */
.areas { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(30px,5vw,68px); align-items: center; }
.areas__intro .head__title { margin-top: 16px; } .areas__intro .btn { margin-top: 26px; }
.areas__list { list-style: none; display: grid; grid-template-columns: repeat(3,1fr); border-top: 1px solid var(--line-l); border-left: 1px solid var(--line-l); }
.areas__list li { padding: 20px 18px; border-right: 1px solid var(--line-l); border-bottom: 1px solid var(--line-l); font-family: var(--f-mono); font-size: 13.5px; display: flex; align-items: center; gap: 8px; transition: background .2s, color .2s; }
.areas__list li::before { content: "+"; color: var(--accent); font-weight: 700; }
.areas__list li:hover { background: var(--blue); color: #fff; }

/* ---------- CTA + Contact ---------- */
.cta-contact { background: var(--blue); color: #fff; padding: var(--sect) 0; position: relative; overflow: hidden; }
.cta-contact::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: 24px 24px; -webkit-mask-image: radial-gradient(80% 80% at 100% 0, #000, transparent); mask-image: radial-gradient(80% 80% at 100% 0, #000, transparent); }
.cta-contact__inner { position: relative; z-index: 1; display: grid; grid-template-columns: 1fr 1fr; gap: clamp(30px,5vw,64px); align-items: start; }
.cta-contact__title { font-family: var(--f-disp); font-weight: 900; font-size: clamp(42px,6vw,80px); line-height: .92; letter-spacing: -.03em; margin: 16px 0 0; }
.cta-contact__lead { margin-top: 18px; color: rgba(231,237,240,.78); font-size: 17px; max-width: 42ch; }
.cta-contact__info { list-style: none; margin-top: 30px; display: grid; gap: 14px; }
.cta-contact__info li { display: flex; align-items: center; gap: 14px; font-weight: 600; }
.cta-contact__info .k { font-size: 11px; color: var(--accent); border: 1px solid var(--line-d); border-radius: 3px; padding: 3px 7px; }
.cta-contact__info a:hover { color: var(--accent-2); }

.quote-form { background: var(--canvas); color: var(--ink); border-radius: var(--radius); padding: clamp(24px,3vw,34px); box-shadow: var(--shadow); border: 1px solid var(--line-l); }
.quote-form__head { font-family: var(--f-disp); font-weight: 800; font-size: 20px; display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 20px; padding-bottom: 16px; border-bottom: 1px solid var(--line-l); }
.quote-form__head span { font-size: 11px; color: var(--muted); font-weight: 400; }
.field { display: flex; flex-direction: column; gap: 7px; margin-bottom: 15px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 13px; }
.field label { font-family: var(--f-mono); font-weight: 400; font-size: 12px; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); }
.field input, .field select, .field textarea { font-family: inherit; font-size: 15px; padding: 12px 14px; border: 1.5px solid var(--line-l); border-radius: var(--radius); background: #fff; color: var(--ink); transition: border-color .2s, box-shadow .2s; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 4px rgba(244,164,23,.16); }
.quote-form .btn { margin-top: 6px; }
.quote-form__note { text-align: center; margin-top: 14px; font-size: 13px; color: var(--muted); }

/* ---------- Footer ---------- */
.footer { background: var(--blue-3); color: rgba(231,237,240,.66); padding: clamp(56px,7vw,84px) 0 30px; }
.footer__inner { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: clamp(28px,4vw,50px); }
.footer__brand .brand { margin-bottom: 16px; }
.footer__brand p { max-width: 34ch; font-size: 15px; }
.footer__col h4 { font-family: var(--f-mono); color: #fff; font-size: 12px; text-transform: uppercase; letter-spacing: .08em; margin-bottom: 16px; }
.footer__col ul { list-style: none; display: grid; gap: 10px; }
.footer__col a:hover { color: var(--accent-2); }
.footer__bottom { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-top: 44px; padding-top: 22px; border-top: 1px solid var(--line-d); font-family: var(--f-mono); font-size: 12px; }
.footer__bottom a { color: var(--accent-2); }

/* ---------- Reveal ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 940px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero__draw { max-width: 520px; margin-top: 10px; }
  .svc-grid, .reviews, .work-tiles { grid-template-columns: repeat(2,1fr); }
  .steps, .stats { grid-template-columns: repeat(2,1fr); gap: 28px 20px; }
  .areas, .cta-contact__inner { grid-template-columns: 1fr; }
  .footer__inner { grid-template-columns: 1fr 1fr; }
  .nav__links, .nav__phone { display: none; }
  .nav__toggle { display: flex; }
  .nav__mobile { display: none; flex-direction: column; padding: 12px 22px 20px; background: rgba(12,43,74,.98); border-top: 1px solid var(--line-d); }
  .nav__mobile.open { display: flex; }
  .nav__mobile a { color: rgba(255,255,255,.85); font-weight: 600; padding: 13px 4px; border-bottom: 1px solid var(--line-d); }
  .nav__mobile .btn { margin-top: 12px; }
  .nav.is-open { background: rgba(12,43,74,.98); }
}
@media (max-width: 560px) {
  .svc-grid, .reviews, .work-tiles, .areas__list { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr 1fr; }
  .field-row { grid-template-columns: 1fr; }
  .hero__spec { gap: 20px 26px; }
}
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .strip__track, .svc-card__pulse::before { animation: none; }
  .rsvg path { stroke-dasharray: none !important; stroke-dashoffset: 0 !important; }
  .anno { opacity: 1; }
  html { scroll-behavior: auto; }
}

/* =========================================================
   Real photos + interactive extras
   ========================================================= */
/* before/after images */
.compare__img { position: absolute; top: 0; left: 0; height: 100%; object-fit: cover; }
.compare__pane--after .compare__img { width: 100%; }
.compare__pane--before .compare__img { width: auto; max-width: none; } /* JS sets width to box */
.compare__pane .compare__ph { display: none; }

/* project tile photos */
.work-tile__img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--ease); }
.work-tile:hover .work-tile__img { transform: scale(1.05); }

/* interactive drawing legend */
.anno--layers li { cursor: pointer; padding: 1px 5px; margin: -1px -5px; border-radius: 3px; transition: background .15s, color .15s; }
.anno--layers li:hover { background: var(--accent); color: #241701; }
.anno--layers li:hover i { color: #241701; }
.hero__draw.lit .rsvg .d-tick { stroke: var(--accent-2); stroke-width: 2.2; }
.hero__draw.lit .rsvg .d-main { stroke: #c7e9f8; }

/* full-bleed field photo band */
.fieldshot { position: relative; min-height: clamp(340px, 44vw, 560px); display: grid; align-items: end; overflow: hidden; background: var(--blue-3); }
.fieldshot__img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.fieldshot::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(8,29,51,.9), rgba(8,29,51,.35) 55%, rgba(8,29,51,.05)); }
.fieldshot::before { content: ""; position: absolute; inset: 0; z-index: 1; background-image: linear-gradient(rgba(255,255,255,.06) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.06) 1px, transparent 1px); background-size: 40px 40px; mix-blend-mode: overlay; }
.fieldshot__cap { position: relative; z-index: 2; padding-block: clamp(38px, 6vw, 74px); color: #fff; }
.fieldshot__plate { font-family: var(--f-mono); font-size: 12px; letter-spacing: .06em; color: var(--accent-2); }
.fieldshot__line { font-family: var(--f-disp); font-weight: 900; font-size: clamp(30px, 4.6vw, 62px); line-height: .96; letter-spacing: -.025em; margin-top: 14px; }
.fieldshot__line span { color: var(--accent); }

/* parallax layer base */
.hero__paper { will-change: transform; }

/* ---------- Demo badge ---------- */
.demobadge { position: fixed; left: 14px; bottom: 14px; z-index: 200; font-family: var(--f-mono); font-size: 11px; letter-spacing: .04em; color: var(--accent-2); background: rgba(8,29,51,.85); border: 1px solid var(--line-d); border-radius: 999px; padding: 7px 13px; backdrop-filter: blur(6px); transition: color .2s, border-color .2s; }
.demobadge::before { content: "\25CF"; color: var(--accent); margin-right: 7px; font-size: 9px; }
.demobadge:hover { color: #fff; border-color: var(--accent); }
@media (max-width: 560px){ .demobadge { font-size: 10px; padding: 6px 10px; left: 10px; bottom: 10px; } }

/* ---------- Quote form success ---------- */
.quote-ok { text-align: center; padding: 26px 8px; }
.quote-ok__tick { display: inline-grid; place-items: center; width: 58px; height: 58px; border-radius: 50%; background: var(--accent); color: #241701; font-size: 27px; font-weight: 800; margin-bottom: 16px; }
.quote-ok h3 { font-family: var(--f-disp); font-weight: 800; font-size: 25px; }
.quote-ok p { color: var(--muted); margin-top: 8px; }
.quote-ok__demo { display: block; font-family: var(--f-mono); font-size: 12px; color: var(--muted); margin-top: 12px; }
.field input.err, .field select.err, .field textarea.err { border-color: #e0533a; box-shadow: 0 0 0 4px rgba(224,83,58,.14); }