/* =========================================================
   Baghban Hydraulic — Design Tokens
   Display: Fraunces (classical serif, echoes the BH monogram)
   Body:    IBM Plex Sans
   Utility: IBM Plex Mono (specs, numbers, labels)
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,600;9..144,700&family=IBM+Plex+Sans:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root{
  --ink:        #142a3d;   /* primary navy, from the logo */
  --steel:      #1f3c56;   /* secondary navy */
  --steel-70:   #385972;
  --slate:      #5c6d78;   /* muted body text */
  --copper:     #b5652a;   /* accent — brass fitting tone */
  --copper-dim: #8f4f21;
  --mist:       #eef1f3;   /* cool light background */
  --mist-2:     #e2e7ea;
  --white:      #ffffff;
  --line:       #d7dde1;
  --text:       #16232c;

  --display: 'Fraunces', Georgia, serif;
  --body: 'IBM Plex Sans', -apple-system, Segoe UI, sans-serif;
  --mono: 'IBM Plex Mono', 'Courier New', monospace;

  --container: 1160px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  font-family: var(--body);
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img{ max-width:100%; display:block; }
a{ color: inherit; text-decoration: none; }
h1,h2,h3,h4{ font-family: var(--display); margin:0 0 .4em 0; font-weight:600; letter-spacing:-.01em; color: var(--ink); }
p{ margin:0 0 1em 0; }
ul{ margin:0; padding:0; list-style:none; }
button, input, textarea, select{ font-family: inherit; }

.container{
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.eyebrow{
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--copper);
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom: 14px;
}
.eyebrow::before{
  content:"";
  width: 22px;
  height: 1px;
  background: var(--copper);
  display:inline-block;
}

/* ---------------- Top contact bar ---------------- */
.topbar{
  background: #0e1e2c;
  color: #aebfca;
  font-family: var(--mono);
  font-size: 12.5px;
}
.topbar-inner{
  max-width: var(--container);
  margin: 0 auto;
  padding: 7px 24px;
  display:flex;
  align-items:center;
  justify-content:flex-end;
  gap: 22px;
  flex-wrap: wrap;
}
.topbar a{ color:#aebfca; display:flex; align-items:center; gap:6px; transition:color .15s; }
.topbar a:hover{ color: var(--white); }
.topbar svg{ width:13px; height:13px; flex-shrink:0; color:#e39a5f; }
@media (max-width: 680px){
  .topbar-inner{ justify-content:center; gap:14px 18px; padding:7px 16px; }
}

/* ---------------- Header / Nav ---------------- */
.site-header{
  position: sticky;
  top:0;
  z-index: 100;
  background: var(--ink);
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.nav-bar{
  max-width: var(--container);
  margin: 0 auto;
  padding: 14px 24px;
  display:flex;
  align-items:center;
  justify-content: space-between;
}
.brand{
  display:flex;
  align-items:center;
  gap:12px;
  color: var(--white);
}
.brand-mark{
  width:42px;
  height:42px;
  flex-shrink:0;
  background: var(--white);
  border-radius: 8px;
  padding: 4px;
  object-fit: contain;
}
.brand-word{
  font-family: var(--display);
  font-size: 21px;
  font-weight: 600;
  letter-spacing: .01em;
  line-height:1.1;
  color: var(--white);
}
.brand-word small{
  display:block;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .16em;
  color: #9fb3c4;
  font-weight:400;
  margin-top: 2px;
}
.nav-links{
  display:flex;
  align-items:center;
  gap: 34px;
}
.nav-links a{
  color: #cfd9e1;
  font-size: 14.5px;
  font-weight:500;
  transition: color .15s;
}
.nav-links a:hover, .nav-links a.active{ color: var(--white); }
.nav-cta{
  background: var(--copper);
  color: var(--white) !important;
  padding: 10px 20px;
  border-radius: 3px;
  font-size: 14px !important;
  font-weight:600 !important;
}
.nav-cta:hover{ background: var(--copper-dim); }
.nav-toggle{ display:none; background:none; border:none; cursor:pointer; padding:4px; }
.nav-toggle span{ display:block; width:24px; height:2px; background:var(--white); margin:5px 0; }

/* ---------------- Hero ---------------- */
.hero{
  background:
    linear-gradient(180deg, rgba(20,42,61,.93) 0%, rgba(31,60,86,.93) 100%),
    url("../img/hydraulic-motor-watermark.jpg");
  background-size: cover;
  background-position: center;
  color: var(--white);
  position: relative;
  overflow: hidden;
}
.hero .container{
  display:grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 40px;
  align-items:center;
  padding-top: 76px;
  padding-bottom: 76px;
}
.hero-eyebrow{
  font-family: var(--mono);
  font-size:12.5px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color: #e39a5f;
  display:flex; align-items:center; gap:10px;
  margin-bottom: 18px;
}
.hero-eyebrow::before{ content:""; width:22px; height:1px; background:#e39a5f; }
.hero h1{
  color: var(--white);
  font-size: clamp(34px, 4.4vw, 52px);
  line-height: 1.08;
  margin-bottom: 20px;
}
.hero h1 em{ font-style:normal; color: #e39a5f; }
.hero p.lead{
  color: #c7d3dc;
  font-size: 17px;
  max-width: 480px;
  margin-bottom: 30px;
}
.hero-actions{ display:flex; gap:14px; flex-wrap:wrap; margin-bottom: 34px; }
.btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding: 13px 24px;
  border-radius: 3px;
  font-size: 14.5px;
  font-weight: 600;
  cursor:pointer;
  border: 1px solid transparent;
  transition: all .15s;
}
.btn-primary{ background: var(--copper); color: var(--white); }
.btn-primary:hover{ background: var(--copper-dim); }
.btn-ghost{ border-color: rgba(255,255,255,.35); color: var(--white); }
.btn-ghost:hover{ border-color: var(--white); background: rgba(255,255,255,.06); }
.btn-dark{ background: var(--ink); color:var(--white); }
.btn-dark:hover{ background: var(--steel); }

.hero-stats{ display:flex; gap:34px; }
.hero-stats div{ font-family: var(--mono); }
.hero-stats .num{ font-family:var(--display); font-size:26px; color:var(--white); font-weight:600; }
.hero-stats .label{ font-size:11px; letter-spacing:.08em; text-transform:uppercase; color:#9fb3c4; }

/* Signature gauge illustration */
.gauge-wrap{ display:flex; justify-content:center; align-items:center; }
.gauge svg{ width:100%; max-width: 380px; height:auto; }
.gauge-needle{ transform-origin: 200px 210px; animation: needle-settle 1.8s cubic-bezier(.2,.9,.25,1) forwards; }
@keyframes needle-settle{
  0%{ transform: rotate(-92deg); }
  60%{ transform: rotate(46deg); }
  100%{ transform: rotate(28deg); }
}
@media (prefers-reduced-motion: reduce){
  .gauge-needle{ animation: none; transform: rotate(28deg); }
}

/* ---------------- Section basics ---------------- */
section{ padding: 84px 0; }
.section-head{ max-width: 640px; margin-bottom: 48px; }
.section-head.center{ margin-left:auto; margin-right:auto; text-align:center; }
.section-alt{ background: var(--mist); }

/* ---------------- Service cards ---------------- */
.grid-3{ display:grid; grid-template-columns: repeat(3,1fr); gap: 26px; }
.grid-2{ display:grid; grid-template-columns: repeat(2,1fr); gap: 26px; }
.card{
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 30px 26px;
  position:relative;
}
.card .tag{
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing:.1em;
  text-transform:uppercase;
  color: var(--copper);
  margin-bottom: 14px;
  display:block;
}
.card h3{ font-size: 19px; margin-bottom: 10px; }
.card p{ color: var(--slate); font-size: 14.5px; margin-bottom: 0; }
.card-icon{ width:38px; height:38px; margin-bottom:16px; color: var(--copper); }

.section-alt .card{ background: var(--white); }

/* ---------------- Why choose / feature list ---------------- */
.feature-row{
  display:flex;
  gap:18px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}
.feature-row:last-child{ border-bottom:none; }
.feature-num{
  font-family: var(--mono);
  font-size: 13px;
  color: var(--copper);
  padding-top: 3px;
  min-width: 34px;
}
.feature-row h4{ font-family: var(--body); font-size:16px; font-weight:600; margin-bottom:4px; color:var(--ink); }
.feature-row p{ color: var(--slate); font-size: 14.5px; margin:0; }

/* ---------------- Process steps ---------------- */
.steps{ display:grid; grid-template-columns: repeat(4,1fr); gap: 0; position:relative; }
.step{ position:relative; padding: 0 20px 0 0; }
.step .step-num{
  font-family: var(--display);
  font-size: 34px;
  color: var(--mist-2);
  -webkit-text-stroke: 1px var(--steel-70);
  color: transparent;
  margin-bottom: 10px;
}
.step h4{ font-family:var(--body); font-size:15px; font-weight:600; color:var(--ink); margin-bottom:6px; }
.step p{ font-size: 13.5px; color: var(--slate); margin:0; }

/* ---------------- CTA banner ---------------- */
.cta-banner{
  background: var(--ink);
  color: var(--white);
  border-radius: 6px;
  padding: 48px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.cta-banner h3{ color:var(--white); font-size: 26px; margin-bottom:6px; }
.cta-banner p{ color:#c7d3dc; margin:0; }

/* ---------------- Footer ---------------- */
.site-footer{ background: var(--ink); color: #c7d3dc; padding: 60px 0 26px; }
.footer-grid{ display:grid; grid-template-columns: 1.4fr 1fr 1fr 1.1fr; gap: 36px; margin-bottom: 44px; }
.footer-grid h5{ color: var(--white); font-family: var(--mono); font-size:12px; letter-spacing:.1em; text-transform:uppercase; margin-bottom:16px; }
.footer-grid p{ font-size: 14px; color:#9fb3c4; }
.footer-grid a{ font-size: 14px; color:#c7d3dc; }
.footer-links li{ margin-bottom: 10px; }
.footer-links a:hover{ color: var(--white); }
.footer-brand{ display:flex; align-items:center; gap:10px; margin-bottom:14px; }
.footer-brand .brand-mark{ width:34px; height:34px; }
.footer-brand span{ font-family:var(--display); font-size:18px; color:var(--white); font-weight:600; line-height:1.2; }
.footer-brand span small{ display:block; font-family:var(--mono); font-size:10.5px; letter-spacing:.1em; color:#9fb3c4; font-weight:400; margin-top:2px; }
.footer-bottom{
  border-top: 1px solid rgba(255,255,255,.1);
  padding-top: 22px;
  display:flex;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:10px;
  font-family: var(--mono);
  font-size: 12px;
  color: #7f95a5;
}

/* ---------------- Page hero (inner pages) ---------------- */
.page-hero{
  background: var(--ink);
  color: var(--white);
  padding: 56px 0 44px;
}
.page-hero .eyebrow{ color:#e39a5f; }
.page-hero .eyebrow::before{ background:#e39a5f; }
.page-hero h1{ color:var(--white); font-size: clamp(30px,4vw,42px); margin-bottom:10px; }
.page-hero p{ color:#c7d3dc; max-width:560px; margin:0; }
.breadcrumb{ font-family: var(--mono); font-size:12px; color:#9fb3c4; margin-bottom:18px; }
.breadcrumb a:hover{ color:var(--white); }

/* ---------------- Forms ---------------- */
.enquiry-panel{
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 34px;
}
.form-row{ display:grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-bottom: 18px; }
.field{ display:flex; flex-direction:column; gap:7px; }
.field.full{ grid-column: 1 / -1; }
.field label{ font-size:13px; font-weight:600; color: var(--ink); }
.field input, .field select, .field textarea{
  border: 1px solid var(--line);
  border-radius: 3px;
  padding: 11px 13px;
  font-size: 14.5px;
  background: var(--mist);
  color: var(--text);
}
.field input:focus, .field select:focus, .field textarea:focus{
  outline: 2px solid var(--copper);
  outline-offset: 1px;
  background: var(--white);
}
.field textarea{ resize: vertical; min-height: 100px; }
.form-note{ font-size: 12.5px; color: var(--slate); margin-top:6px; }
.submit-btn{ width:100%; justify-content:center; padding:14px; font-size:15px; border:none; }

.contact-info-list .feature-row{ border-bottom: 1px solid var(--line); }
.contact-info-list .feature-row:last-child{ border:none; }

/* ---------------- Utility ---------------- */
.mt-0{ margin-top:0; }
.text-slate{ color: var(--slate); }

/* ---------------- Responsive ---------------- */
@media (max-width: 900px){
  .hero .container{ grid-template-columns: 1fr; padding-top:48px; padding-bottom: 40px; }
  .gauge-wrap{ order:-1; margin-bottom: 10px; }
  .gauge svg{ max-width: 260px; }
  .grid-3{ grid-template-columns: 1fr 1fr; }
  .grid-2{ grid-template-columns: 1fr; }
  .steps{ grid-template-columns: 1fr 1fr; row-gap: 28px; }
  .footer-grid{ grid-template-columns: 1fr 1fr; row-gap: 30px; }
}
@media (max-width: 680px){
  .nav-links{
    position:absolute; top:100%; left:0; right:0;
    background: var(--ink);
    flex-direction:column;
    align-items:flex-start;
    padding: 18px 24px 26px;
    gap: 16px;
    display:none;
    border-top: 1px solid rgba(255,255,255,.08);
  }
  .nav-links.open{ display:flex; }
  .nav-toggle{ display:block; }
  .nav-cta{ display:inline-block; }
  .grid-3{ grid-template-columns: 1fr; }
  .steps{ grid-template-columns: 1fr; }
  .footer-grid{ grid-template-columns: 1fr; }
  .form-row{ grid-template-columns: 1fr; }
  .cta-banner{ flex-direction:column; align-items:flex-start; }
  section{ padding: 56px 0; }
}

/* ---------------- 2026 Professional Experience Layer ---------------- */
body{
  background:
    linear-gradient(rgba(20,42,61,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20,42,61,.025) 1px, transparent 1px),
    var(--white);
  background-size: 42px 42px;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:20;
  pointer-events:none;
  opacity:.022;
  background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.8'/%3E%3C/svg%3E");
}

.scroll-progress{
  position:fixed;
  inset:0 auto auto 0;
  width:100%;
  height:3px;
  z-index:110;
  transform:scaleX(0);
  transform-origin:left;
  background:linear-gradient(90deg, var(--copper), #e39a5f);
}

.site-header{
  position:sticky;
  top:0;
  z-index:100;
  transition:box-shadow .25s ease, background .25s ease;
}
.site-header.scrolled{ box-shadow:0 12px 34px rgba(7,25,38,.2); }
.nav-bar{ min-height:78px; }
.nav-links a:not(.nav-cta){ position:relative; }
.nav-links a:not(.nav-cta)::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:-9px;
  height:1px;
  background:#e39a5f;
  transform:scaleX(0);
  transform-origin:right;
  transition:transform .25s ease;
}
.nav-links a:hover::after,
.nav-links a.active::after{ transform:scaleX(1); transform-origin:left; }
.nav-toggle{ border-radius:50%; width:42px; height:42px; }
.nav-toggle:focus-visible{ outline:2px solid #e39a5f; outline-offset:3px; }
.nav-toggle span{ transition:transform .25s ease, opacity .2s ease; margin-left:auto; margin-right:auto; }
.nav-toggle[aria-expanded="true"] span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2){ opacity:0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }

.hero::before,
.page-hero::before{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background:
    radial-gradient(circle at 75% 25%, rgba(181,101,42,.15), transparent 24%),
    repeating-linear-gradient(115deg, transparent 0 48px, rgba(255,255,255,.018) 49px 50px);
}
.page-hero{ position:relative; overflow:hidden; }
.hero .container,
.page-hero .container{ position:relative; z-index:1; }
.hero h1{ max-width:700px; text-wrap:balance; }
.hero .lead{ max-width:590px !important; }
.gauge-wrap{ position:relative; }
.gauge-wrap::before{
  content:"PRESSURE VERIFIED";
  position:absolute;
  right:3%;
  top:14%;
  padding:7px 11px;
  border:1px solid rgba(227,154,95,.5);
  color:#e39a5f;
  font:500 9px/1 var(--mono);
  letter-spacing:.16em;
  transform:rotate(5deg);
}
.gauge-wrap svg{ width:100%; max-width:420px; filter:drop-shadow(0 25px 30px rgba(5,18,29,.3)); }
.hero-stats > div{ padding-left:16px; border-left:1px solid rgba(227,154,95,.35); }

.btn{
  min-height:48px;
  border-radius:2px;
  position:relative;
  overflow:hidden;
  transition:transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
}
.btn:hover{ transform:translateY(-2px); }
.btn-primary{ box-shadow:0 9px 22px rgba(143,79,33,.24); }
.btn-primary:hover{ box-shadow:0 14px 30px rgba(143,79,33,.32); }
.btn:focus-visible,
.symptom-btn:focus-visible,
.faq-question:focus-visible,
.floating-action:focus-visible{ outline:2px solid #e39a5f; outline-offset:3px; }

.card{
  overflow:hidden;
  transition:transform .28s ease, box-shadow .28s ease, border-color .28s ease;
}
.card::after{
  content:"";
  position:absolute;
  inset:auto 0 0;
  height:3px;
  background:var(--copper);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .28s ease;
}
.card:hover{ transform:translateY(-7px); border-color:#bdc7cd; box-shadow:0 22px 55px rgba(20,42,61,.1); }
.card:hover::after{ transform:scaleX(1); }
.step{ padding:24px 26px 24px 0; border-top:1px solid var(--line); }
.step::after{
  content:"";
  position:absolute;
  top:-1px;
  left:0;
  width:44px;
  height:2px;
  background:var(--copper);
}
.cta-banner{ position:relative; overflow:hidden; box-shadow:0 28px 70px rgba(20,42,61,.18); }
.cta-banner::after{
  content:"BH";
  position:absolute;
  right:11%;
  top:50%;
  color:rgba(255,255,255,.035);
  font:700 150px/1 var(--display);
  transform:translateY(-50%);
  pointer-events:none;
}
.cta-banner > *{ position:relative; z-index:1; }

.diagnostic-section{ background:var(--ink); color:var(--white); position:relative; overflow:hidden; }
.diagnostic-section::after{
  content:"";
  position:absolute;
  width:440px;
  height:440px;
  border:1px solid rgba(227,154,95,.17);
  border-radius:50%;
  right:-180px;
  bottom:-260px;
  box-shadow:0 0 0 80px rgba(227,154,95,.025), 0 0 0 160px rgba(227,154,95,.018);
}
.diagnostic-grid{ display:grid; grid-template-columns:.82fr 1.18fr; gap:70px; align-items:center; position:relative; z-index:1; }
.diagnostic-copy h2{ color:var(--white); font-size:clamp(30px,4vw,45px); }
.diagnostic-copy > p{ color:#aebfca; max-width:470px; }
.diagnostic-note{ padding-left:16px; border-left:2px solid var(--copper); font-size:13px; }
.diagnostic-tool{ display:grid; grid-template-columns:190px 1fr; min-height:330px; border:1px solid rgba(255,255,255,.13); background:rgba(255,255,255,.035); backdrop-filter:blur(8px); }
.symptom-list{ display:flex; flex-direction:column; border-right:1px solid rgba(255,255,255,.13); }
.symptom-btn{
  flex:1;
  padding:18px 22px;
  border:0;
  border-bottom:1px solid rgba(255,255,255,.1);
  background:transparent;
  color:#aebfca;
  text-align:left;
  cursor:pointer;
  font-size:14px;
  transition:color .2s ease, background .2s ease, padding .2s ease;
}
.symptom-btn:last-child{ border-bottom:0; }
.symptom-btn:hover{ color:var(--white); padding-left:27px; }
.symptom-btn.active{ color:var(--white); background:rgba(181,101,42,.2); box-shadow:inset 3px 0 var(--copper); }
.diagnostic-result{ padding:42px; display:flex; flex-direction:column; justify-content:center; }
.diagnostic-result.is-changing{ animation:result-in .35s ease; }
.result-label{ color:#e39a5f; font:500 11px/1 var(--mono); letter-spacing:.13em; text-transform:uppercase; }
.diagnostic-result h3{ color:var(--white); font-size:25px; margin:18px 0 12px; }
.diagnostic-result p{ color:#b9c6cf; font-size:14.5px; }
.text-link{ color:#e39a5f; font-weight:600; font-size:14px; margin-top:8px; }
.text-link span{ display:inline-block; transition:transform .2s ease; }
.text-link:hover span{ transform:translateX(5px); }
@keyframes result-in{ from{ opacity:.35; transform:translateY(8px); } to{ opacity:1; transform:none; } }

.faq-layout{ display:grid; grid-template-columns:.75fr 1.25fr; gap:80px; align-items:start; }
.faq-list{ border-top:1px solid var(--line); }
.faq-item{ border-bottom:1px solid var(--line); }
.faq-question{
  width:100%;
  display:flex;
  justify-content:space-between;
  gap:24px;
  padding:23px 0;
  border:0;
  background:transparent;
  color:var(--ink);
  text-align:left;
  font:600 17px/1.4 var(--body);
  cursor:pointer;
}
.faq-question span{ color:var(--copper); font:400 25px/1 var(--display); transition:transform .25s ease; }
.faq-question[aria-expanded="true"] span{ transform:rotate(45deg); }
.faq-answer{ display:grid; grid-template-rows:0fr; transition:grid-template-rows .3s ease; }
.faq-answer > p{ overflow:hidden; margin:0; color:var(--slate); font-size:14.5px; }
.faq-item.open .faq-answer{ grid-template-rows:1fr; }
.faq-item.open .faq-answer > p{ padding-bottom:24px; }

.workshop-strip{ background:var(--steel); color:var(--white); padding:0; }
.workshop-strip-grid{ display:grid; grid-template-columns:repeat(4, 1fr); }
.workshop-strip-grid > div{ display:flex; align-items:center; gap:15px; min-height:110px; padding:20px 25px; border-right:1px solid rgba(255,255,255,.1); }
.workshop-strip-grid > div:last-child{ border-right:0; }
.workshop-strip strong{ color:#e39a5f; font:500 12px/1 var(--mono); }
.workshop-strip span{ font-size:13.5px; color:#d5dfe5; }

.enquiry-panel{ box-shadow:0 22px 65px rgba(20,42,61,.09); border-top:3px solid var(--copper); }
.honeypot{ position:absolute; left:-9999px; }
.field input,
.field select,
.field textarea{ transition:border-color .2s ease, background .2s ease, box-shadow .2s ease; }
.field input:hover,
.field select:hover,
.field textarea:hover{ border-color:#b7c1c7; }
.field input.invalid,
.field select.invalid,
.field textarea.invalid{ border-color:#a94538; background:#fff8f6; }
.field-error{ min-height:15px; color:#a94538; font-size:11.5px; }
.field-meta{ display:flex; justify-content:space-between; gap:16px; color:var(--slate); font-size:11.5px; }
.form-status{ display:none; margin-top:14px; padding:12px 14px; font-size:13px; border-left:3px solid; }
.form-status.success{ display:block; color:#285a42; background:#edf7f1; border-color:#3e8461; }
.form-status.error{ display:block; color:#87372f; background:#fff1ee; border-color:#a94538; }
.submit-btn:disabled{ cursor:wait; opacity:.75; transform:none; }

.floating-action{
  position:fixed;
  right:24px;
  bottom:24px;
  z-index:90;
  display:flex;
  align-items:center;
  gap:10px;
  min-height:52px;
  padding:0 18px;
  border:1px solid rgba(255,255,255,.18);
  border-radius:30px;
  background:#244d3e;
  color:var(--white);
  box-shadow:0 15px 36px rgba(15,45,34,.3);
  font-size:13px;
  font-weight:600;
  transition:transform .2s ease, box-shadow .2s ease;
}
.floating-action:hover{ transform:translateY(-3px); box-shadow:0 20px 42px rgba(15,45,34,.38); }
.floating-action svg{ width:19px; height:19px; }
.back-to-top{
  position:fixed;
  right:31px;
  bottom:88px;
  z-index:89;
  width:39px;
  height:39px;
  border:1px solid var(--line);
  border-radius:50%;
  background:var(--white);
  color:var(--ink);
  cursor:pointer;
  opacity:0;
  visibility:hidden;
  transform:translateY(8px);
  transition:all .2s ease;
  box-shadow:0 10px 25px rgba(20,42,61,.12);
}
.back-to-top.visible{ opacity:1; visibility:visible; transform:none; }

.reveal{ opacity:0; transform:translateY(24px); transition:opacity .65s ease, transform .65s cubic-bezier(.2,.7,.2,1); }
.reveal.is-visible{ opacity:1; transform:none; }
.grid-3 .reveal:nth-child(2), .steps .reveal:nth-child(2){ transition-delay:.08s; }
.grid-3 .reveal:nth-child(3), .steps .reveal:nth-child(3){ transition-delay:.16s; }
.steps .reveal:nth-child(4){ transition-delay:.24s; }

@media (max-width:900px){
  .diagnostic-grid, .faq-layout{ grid-template-columns:1fr; gap:38px; }
  .workshop-strip-grid{ grid-template-columns:1fr 1fr; }
  .workshop-strip-grid > div:nth-child(2){ border-right:0; }
  .workshop-strip-grid > div:nth-child(-n+2){ border-bottom:1px solid rgba(255,255,255,.1); }
}
@media (max-width:680px){
  .nav-bar{ min-height:70px; }
  .nav-links a:not(.nav-cta)::after{ bottom:-5px; }
  .hero-stats{ gap:18px; justify-content:space-between; }
  .hero-stats .num{ font-size:21px; }
  .hero-stats .label{ font-size:9px; }
  .gauge-wrap::before{ right:0; top:8%; }
  .diagnostic-tool{ grid-template-columns:1fr; }
  .symptom-list{ display:grid; grid-template-columns:1fr 1fr; border-right:0; border-bottom:1px solid rgba(255,255,255,.13); }
  .symptom-btn{ min-height:62px; border-right:1px solid rgba(255,255,255,.1); }
  .symptom-btn.active{ box-shadow:inset 0 3px var(--copper); }
  .diagnostic-result{ padding:30px 24px; min-height:290px; }
  .workshop-strip-grid{ grid-template-columns:1fr; }
  .workshop-strip-grid > div{ min-height:80px; border-right:0; border-bottom:1px solid rgba(255,255,255,.1); }
  .workshop-strip-grid > div:nth-child(3){ border-bottom:1px solid rgba(255,255,255,.1); }
  .floating-action{ right:16px; bottom:16px; width:52px; padding:0; justify-content:center; }
  .floating-action span{ display:none; }
  .back-to-top{ right:22px; bottom:79px; }
  .cta-banner{ padding:34px 26px; }
}
@media (prefers-reduced-motion:reduce){
  *, *::before, *::after{ scroll-behavior:auto !important; animation-duration:.01ms !important; animation-iteration-count:1 !important; transition-duration:.01ms !important; }
  .reveal{ opacity:1; transform:none; }
}

/* ---------------- Equipment illustrations (service cards) ---------------- */
.card-photo{
  width: 100%;
  height: 148px;
  border-radius: 4px;
  background: linear-gradient(180deg, var(--mist) 0%, var(--mist-2) 100%);
  border: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  overflow: hidden;
}
.card-photo svg{ width: 84px; height: 84px; }
.card-photo img{ width: 100%; height: 100%; object-fit: cover; display: block; }

/* ---------------- Brand grid ---------------- */
.brand-grid{
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 14px;
}
.brand-tile{
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 22px 12px;
  text-align: center;
  transition: border-color .15s, transform .15s;
}
.brand-tile:hover{ border-color: var(--copper); transform: translateY(-2px); }
.brand-tile svg{ width: 40px; height: 40px; margin: 0 auto 12px; display:block; }
.brand-tile img{ width: 56px; height: 56px; object-fit: cover; border-radius: 50%; margin: 0 auto 12px; display:block; border: 1px solid var(--line); }
.brand-tile span{
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--ink);
  font-weight: 600;
  display: block;
}
@media (max-width: 900px){
  .brand-grid{ grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 560px){
  .brand-grid{ grid-template-columns: repeat(2, 1fr); }
}