/* ==========================================================================
   A.I.M FABRICATION — SITE STYLESHEET
   Design tokens
   -------------------------------------------------------------------------
   Color:
     --charcoal-950 #0A0C0E   base background
     --charcoal-900 #14171B   section/panel background
     --charcoal-800 #1C2025   card background
     --charcoal-700 #262B31   raised card / hover
     --steel-line   #2B3037   hairline borders / dividers
     --steel-line-2 #383E46   stronger border
     --steel-100    #EDEFF1   brightest text (headlines on dark)
     --steel-300    #C6CBD1   body headings
     --steel-500    #8B929B   secondary / body text
     --steel-700    #5A616B   muted / disabled
     --amber-400    #E8B565   light amber (highlights)
     --amber-500    #D89B3D   primary brand accent (from logo)
     --amber-600    #B47F2C   pressed / darker amber
     --spark-500    #FF6A1F   hot weld-spark — CTA glow + rare emphasis only
     --ok-500       #4CAF6D   success state
     --err-500      #E5573F   error state

   Type:
     Display  — 'Oswald', condensed industrial headline face
     Body     — 'Inter', clean technical sans
     Mono     — 'IBM Plex Mono', spec-plate / data labels
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@400;500;600;700&family=Inter:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

:root {
  --charcoal-950: #0A0C0E;
  --charcoal-900: #14171B;
  --charcoal-800: #1C2025;
  --charcoal-700: #262B31;
  --steel-line: #2B3037;
  --steel-line-2: #383E46;
  --steel-100: #EDEFF1;
  --steel-300: #C6CBD1;
  --steel-500: #8B929B;
  --steel-700: #5A616B;
  --amber-400: #E8B565;
  --amber-500: #D89B3D;
  --amber-600: #B47F2C;
  --spark-500: #FF6A1F;
  --ok-500: #4CAF6D;
  --err-500: #E5573F;

  --font-display: 'Oswald', 'Arial Narrow', sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;

  --container: 1180px;
  --radius-sm: 3px;
  --radius-md: 5px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--charcoal-950);
  color: var(--steel-300);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  background-image:
    radial-gradient(ellipse 900px 500px at 15% -10%, rgba(216,155,61,0.06), transparent 60%),
    radial-gradient(ellipse 700px 500px at 100% 0%, rgba(255,106,31,0.04), transparent 55%);
  background-attachment: fixed;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--steel-100);
  text-transform: uppercase;
  letter-spacing: 0.01em;
  margin: 0 0 0.5em;
  font-weight: 600;
}
p { margin: 0 0 1em; }
button { font-family: inherit; cursor: pointer; }
:focus-visible {
  outline: 2px solid var(--amber-500);
  outline-offset: 3px;
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
}

/* ---------- Layout helpers ---------- */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}
.section { padding: 96px 0; }
.section--tight { padding: 64px 0; }
.section--band {
  background: linear-gradient(180deg, var(--charcoal-900), var(--charcoal-950));
  border-top: 1px solid var(--steel-line);
  border-bottom: 1px solid var(--steel-line);
}
.eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--amber-500);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}
.eyebrow::before {
  content: '';
  width: 24px;
  height: 1px;
  background: var(--amber-500);
}
.section-head {
  max-width: 640px;
  margin-bottom: 48px;
}
.section-head h2 { font-size: clamp(28px, 4vw, 40px); }
.section-head p { color: var(--steel-500); font-size: 17px; }
.section-head--center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head--center .eyebrow { justify-content: center; }
.section-head--center .eyebrow::before { display: none; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 15px 28px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, border-color 0.15s ease;
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(180deg, var(--amber-400), var(--amber-500));
  color: #1A1200;
  box-shadow: 0 0 0 1px rgba(216,155,61,0.4), 0 8px 24px -8px rgba(216,155,61,0.55);
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 0 0 1px var(--amber-400), 0 10px 28px -6px rgba(255,106,31,0.55); }
.btn-secondary {
  background: transparent;
  color: var(--steel-100);
  border-color: var(--steel-line-2);
}
.btn-secondary:hover { border-color: var(--amber-500); color: var(--amber-400); }
.btn-secondary svg { stroke: currentColor; }
.btn-block { width: 100%; justify-content: center; }
.btn[disabled] { opacity: 0.5; cursor: not-allowed; transform: none !important; }

/* ---------- Spec plate — signature component ----------
   A stamped-steel tag with rivet corners, used for facts,
   value props, and service tags. Mono type, hairline border. */
.plate {
  position: relative;
  background: linear-gradient(155deg, var(--charcoal-800), var(--charcoal-900));
  border: 1px solid var(--steel-line);
  border-radius: var(--radius-md);
  padding: 28px;
}
.plate::before, .plate::after,
.plate .rivet-tl, .plate .rivet-br {
  content: '';
  position: absolute;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, #6B7079, #2A2E33 70%);
  box-shadow: inset 0 0 0 1px rgba(0,0,0,0.4);
}
.plate::before { top: 10px; left: 10px; }
.plate::after { bottom: 10px; right: 10px; }
.plate .rivet-tl { top: 10px; right: 10px; }
.plate .rivet-br { bottom: 10px; left: 10px; }
.plate-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber-500);
  margin-bottom: 10px;
  display: block;
}

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10,12,14,0.88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--steel-line);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 84px;
}
.nav-brand { display: flex; align-items: center; gap: 12px; }
.nav-brand img { height: 52px; width: auto; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav-links a {
  font-family: var(--font-display);
  font-size: 14px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--steel-300);
  padding: 6px 2px;
  border-bottom: 2px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--amber-400); border-color: var(--amber-500); }
.nav-ctas { display: flex; align-items: center; gap: 12px; }
.nav-ctas .btn { padding: 11px 20px; font-size: 13px; }
.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--steel-line-2);
  border-radius: var(--radius-sm);
  width: 44px; height: 44px;
  align-items: center;
  justify-content: center;
  color: var(--steel-100);
}
.mobile-menu {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: 12px 0 20px;
  border-top: 1px solid var(--steel-line);
}
.mobile-menu.is-open { display: flex; }
.mobile-menu a {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 14px 4px;
  border-bottom: 1px solid var(--steel-line);
  color: var(--steel-300);
}
.mobile-menu .btn { margin-top: 12px; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  overflow: hidden;
  padding: 88px 0 96px;
  border-bottom: 1px solid var(--steel-line);
  background:
    linear-gradient(180deg, rgba(10,12,14,0) 0%, var(--charcoal-950) 92%),
    repeating-linear-gradient(120deg, rgba(255,255,255,0.015) 0px, rgba(255,255,255,0.015) 1px, transparent 1px, transparent 64px),
    linear-gradient(135deg, #0D1013 0%, #14171B 45%, #0A0C0E 100%);
}
.hero::after {
  content: '';
  position: absolute;
  top: -20%; right: -10%;
  width: 640px; height: 640px;
  background: radial-gradient(circle, rgba(216,155,61,0.14), transparent 65%);
  pointer-events: none;
}
.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 56px;
  align-items: center;
}
.hero-copy h1 {
  font-size: clamp(40px, 6vw, 68px);
  line-height: 1.02;
  margin-bottom: 22px;
}
.hero-copy h1 .spark { color: var(--amber-500); position: relative; }
.hero-copy p.lede {
  font-size: 19px;
  color: var(--steel-500);
  max-width: 480px;
  margin-bottom: 34px;
}
.hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 44px; }
.hero-facts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--steel-line);
  border: 1px solid var(--steel-line);
  border-radius: var(--radius-md);
  overflow: hidden;
  max-width: 560px;
}
.hero-fact { background: var(--charcoal-900); padding: 16px 18px; }
.hero-fact .num { font-family: var(--font-mono); color: var(--amber-500); font-size: 12px; letter-spacing: 0.1em; display: block; margin-bottom: 6px; }
.hero-fact .val { font-family: var(--font-display); color: var(--steel-100); font-size: 15px; text-transform: uppercase; letter-spacing: 0.02em; }
.hero-visual {
  position: relative;
  border-radius: var(--radius-md);
  border: 1px solid var(--steel-line-2);
  overflow: hidden;
  aspect-ratio: 4/5;
  background: radial-gradient(circle at 50% 40%, #1a1d21, #0c0e10 75%);
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-visual img { width: 78%; filter: drop-shadow(0 20px 40px rgba(0,0,0,0.6)); }
.hero-visual .corner-tag {
  position: absolute;
  bottom: 16px; left: 16px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  color: var(--steel-700);
  text-transform: uppercase;
}

/* ---------- Page hero (inner pages) ---------- */
.page-hero {
  padding: 72px 0 56px;
  border-bottom: 1px solid var(--steel-line);
  background: linear-gradient(135deg, #0D1013 0%, #14171B 60%, #0A0C0E 100%);
  position: relative;
  overflow: hidden;
}
.page-hero::after {
  content: '';
  position: absolute; top: -30%; right: -5%;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(216,155,61,0.10), transparent 65%);
}
.page-hero .container { position: relative; }
.page-hero h1 { font-size: clamp(34px, 5vw, 52px); margin-bottom: 14px; }
.page-hero p { font-size: 18px; color: var(--steel-500); max-width: 620px; }
.breadcrumb {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--steel-700);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 20px;
}
.breadcrumb a:hover { color: var(--amber-400); }

/* ---------- Grids / Cards ---------- */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }

.card {
  position: relative;
  background: var(--charcoal-800);
  border: 1px solid var(--steel-line);
  border-radius: var(--radius-md);
  padding: 30px;
  transition: border-color 0.2s ease, transform 0.2s ease, background 0.2s ease;
}
.card:hover { border-color: var(--steel-line-2); transform: translateY(-3px); background: var(--charcoal-700); }
.card .icon-mark {
  width: 42px; height: 42px;
  border: 1px solid var(--amber-500);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  color: var(--amber-500);
  margin-bottom: 20px;
}
.card h3 { font-size: 19px; margin-bottom: 10px; }
.card p { color: var(--steel-500); font-size: 15px; margin-bottom: 18px; }
.card .learn-more {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--amber-400);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.card .learn-more svg { transition: transform 0.15s ease; }
.card:hover .learn-more svg { transform: translateX(3px); }

/* Process steps (genuine sequence — numbering justified) */
.process-list {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
  counter-reset: step;
}
.process-step { position: relative; padding-top: 8px; }
.process-step .step-num {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--amber-500);
  letter-spacing: 0.05em;
  display: block;
  margin-bottom: 14px;
}
.process-step h4 { font-size: 16px; margin-bottom: 8px; }
.process-step p { font-size: 14px; color: var(--steel-500); margin: 0; }
.process-track {
  position: relative;
  height: 2px;
  background: var(--steel-line);
  margin-bottom: 28px;
}
.process-track::before {
  content: '';
  position: absolute; left: 0; top: 0; bottom: 0;
  width: 100%;
  background: linear-gradient(90deg, var(--amber-600), var(--amber-500) 30%, var(--steel-line) 30%);
  opacity: 0.6;
}

/* Value prop plates */
.value-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.value-plate h3 { font-size: 17px; margin-bottom: 8px; color: var(--steel-100); }
.value-plate p { font-size: 14.5px; color: var(--steel-500); margin: 0; }

/* ---------- CTA band ---------- */
.cta-band {
  text-align: center;
  padding: 88px 0;
  position: relative;
  background: linear-gradient(180deg, var(--charcoal-950), #100D08 140%);
  border-top: 1px solid var(--steel-line);
}
.cta-band h2 { font-size: clamp(28px, 4vw, 42px); margin-bottom: 12px; }
.cta-band p { color: var(--steel-500); font-size: 17px; margin-bottom: 32px; }
.cta-band .btn-row { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ---------- Services page detail sections ---------- */
.service-detail {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 56px;
  align-items: start;
  padding: 64px 0;
  border-bottom: 1px solid var(--steel-line);
}
.service-detail:last-of-type { border-bottom: none; }
.service-detail .service-index {
  font-family: var(--font-mono);
  color: var(--steel-700);
  font-size: 13px;
  letter-spacing: 0.1em;
  margin-bottom: 14px;
  display: block;
}
.service-detail h2 { font-size: clamp(24px, 3vw, 32px); margin-bottom: 16px; }
.service-detail .desc { font-size: 16px; color: var(--steel-500); margin-bottom: 24px; max-width: 480px; }
.spec-list { display: flex; flex-direction: column; gap: 0; border-top: 1px solid var(--steel-line); }
.spec-list li {
  display: flex;
  justify-content: space-between;
  padding: 14px 0;
  border-bottom: 1px solid var(--steel-line);
  font-size: 14.5px;
}
.spec-list li span:first-child { color: var(--steel-700); font-family: var(--font-mono); font-size: 12.5px; text-transform: uppercase; letter-spacing: 0.06em; }
.spec-list li span:last-child { color: var(--steel-300); text-align: right; }

/* ---------- Projects ---------- */
.filter-bar {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}
.filter-btn {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 9px 18px;
  border: 1px solid var(--steel-line-2);
  border-radius: 999px;
  color: var(--steel-500);
  background: transparent;
  transition: all 0.15s ease;
}
.filter-btn:hover { color: var(--steel-100); border-color: var(--amber-500); }
.filter-btn.is-active { background: var(--amber-500); color: #1A1200; border-color: var(--amber-500); font-weight: 600; }

.project-card {
  border: 1px solid var(--steel-line);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--charcoal-800);
}
.project-thumb {
  aspect-ratio: 16/10;
  background:
    repeating-linear-gradient(45deg, #1A1D21 0px, #1A1D21 10px, #17191D 10px, #17191D 20px);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--steel-700);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--steel-line);
}
.project-card .body { padding: 22px; }
.project-card .tag { font-family: var(--font-mono); font-size: 11px; color: var(--amber-500); letter-spacing: 0.1em; text-transform: uppercase; }
.project-card h3 { font-size: 18px; margin: 8px 0 6px; }
.project-card p { font-size: 14px; color: var(--steel-500); margin: 0; }

.empty-state {
  text-align: center;
  padding: 80px 24px;
  border: 1px dashed var(--steel-line-2);
  border-radius: var(--radius-md);
  background: var(--charcoal-900);
}
.empty-state h3 { font-size: 22px; margin-bottom: 10px; }
.empty-state p { color: var(--steel-500); max-width: 440px; margin: 0 auto 28px; }

/* ---------- About page ---------- */
.about-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.group-note {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 26px;
  border: 1px solid var(--steel-line);
  border-radius: var(--radius-md);
  background: var(--charcoal-900);
}
.group-note img { height: 46px; width: auto; flex-shrink: 0; }
.group-note p { margin: 0; font-size: 14.5px; color: var(--steel-500); }

/* ---------- Quote / Contact form ---------- */
.quote-layout {
  display: grid;
  grid-template-columns: 1fr 0.62fr;
  gap: 48px;
  align-items: start;
}
.form-card {
  background: var(--charcoal-800);
  border: 1px solid var(--steel-line);
  border-radius: var(--radius-md);
  padding: 40px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-bottom: 18px; }
.form-group { margin-bottom: 18px; display: flex; flex-direction: column; gap: 8px; }
.form-group label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--steel-500);
}
.form-group label .opt { color: var(--steel-700); text-transform: none; letter-spacing: 0; font-family: var(--font-body); }
.form-group input,
.form-group select,
.form-group textarea {
  background: var(--charcoal-900);
  border: 1px solid var(--steel-line-2);
  border-radius: var(--radius-sm);
  padding: 13px 14px;
  color: var(--steel-100);
  font-family: var(--font-body);
  font-size: 15px;
  transition: border-color 0.15s ease;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--amber-500);
  outline: none;
}
.form-group textarea { resize: vertical; min-height: 110px; }
.file-drop {
  border: 1px dashed var(--steel-line-2);
  border-radius: var(--radius-sm);
  padding: 22px;
  text-align: center;
  color: var(--steel-700);
  font-size: 13.5px;
  cursor: pointer;
  transition: border-color 0.15s ease;
}
.file-drop:hover { border-color: var(--amber-500); color: var(--steel-500); }
.file-drop input { display: none; }
.file-drop .file-list { margin-top: 10px; font-family: var(--font-mono); font-size: 12px; color: var(--amber-400); }
.form-note { font-size: 12.5px; color: var(--steel-700); margin-top: 6px; }

.form-status {
  display: none;
  margin-top: 20px;
  padding: 16px 18px;
  border-radius: var(--radius-sm);
  font-size: 14.5px;
  border: 1px solid var(--steel-line);
}
.form-status.is-visible { display: block; }
.form-status.is-success { border-color: var(--ok-500); color: var(--ok-500); background: rgba(76,175,109,0.08); }
.form-status.is-error { border-color: var(--err-500); color: var(--err-500); background: rgba(229,87,63,0.08); }
.form-success-panel, .form-error-panel { display: none; }
.form-success-panel.is-visible, .form-error-panel.is-visible { display: block; }
.form-success-panel h3, .form-error-panel h3 { margin-bottom: 10px; }
.form-success-panel .btn-row, .form-error-panel .btn-row { display: flex; gap: 12px; margin-top: 22px; flex-wrap: wrap; }

.quote-side .plate { margin-bottom: 20px; }
.quote-side .plate h3 { font-size: 16px; margin-bottom: 8px; color: var(--steel-100); }
.quote-side .plate p { font-size: 14px; color: var(--steel-500); margin: 0 0 14px; }
.contact-line { display: flex; align-items: center; gap: 10px; font-size: 14.5px; color: var(--steel-300); margin-bottom: 10px; }
.contact-line svg { color: var(--amber-500); flex-shrink: 0; }

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--steel-line);
  background: var(--charcoal-900);
  padding: 64px 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 1fr;
  gap: 48px;
  margin-bottom: 40px;
}
.footer-brand img { height: 44px; margin-bottom: 16px; }
.footer-brand p.tagline { font-family: var(--font-display); text-transform: uppercase; letter-spacing: 0.05em; color: var(--amber-500); font-size: 14px; margin-bottom: 14px; }
.footer-brand p.desc { font-size: 14px; color: var(--steel-700); max-width: 320px; }
.footer-col h4 { font-size: 13px; letter-spacing: 0.1em; color: var(--steel-500); margin-bottom: 18px; }
.footer-col ul li { margin-bottom: 12px; }
.footer-col a { font-size: 14.5px; color: var(--steel-500); }
.footer-col a:hover { color: var(--amber-400); }
.footer-bottom {
  border-top: 1px solid var(--steel-line);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 12.5px;
  color: var(--steel-700);
}
.footer-bottom .legal-links { display: flex; gap: 20px; }
.footer-bottom a:hover { color: var(--amber-400); }

/* ---------- WhatsApp floating button ---------- */
.wa-float {
  position: fixed;
  bottom: 22px;
  right: 22px;
  z-index: 200;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: linear-gradient(180deg, #35D067, #22B655);
  display: none;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px -6px rgba(0,0,0,0.6);
  transition: transform 0.15s ease;
}
.wa-float:hover { transform: scale(1.06); }
.wa-float svg { width: 28px; height: 28px; fill: #fff; }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { max-width: 420px; margin: 0 auto; aspect-ratio: 4/3; }
  .grid-3, .grid-2, .value-grid, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .process-list { grid-template-columns: repeat(2, 1fr); }
  .service-detail { grid-template-columns: 1fr; gap: 28px; }
  .about-split { grid-template-columns: 1fr; }
  .quote-layout { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  .nav-links, .nav-ctas { display: none; }
  .nav-toggle { display: flex; }
  .section { padding: 64px 0; }
  .grid-3, .grid-2, .value-grid, .grid-4, .process-list { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .form-row { grid-template-columns: 1fr; }
  .wa-float { display: flex; }
  .hero-facts { grid-template-columns: 1fr; }
  .cta-band .btn-row .btn, .hero-ctas .btn { width: 100%; justify-content: center; }
  .hero-ctas, .cta-band .btn-row { flex-direction: column; }
}