/* ============================================================
   BHARTI ENTERPRISES — MASTER STYLESHEET
   Static website · no build step · all pages share this file
   ============================================================ */

/* ─────────── 1. TOKENS ─────────── */
:root {
  /* Core surfaces */
  --ink:        #050A0F;
  --ink-2:      #08131C;
  --steel:      #0C2333;
  --steel-2:    #123449;
  --line:       rgba(198, 222, 236, 0.11);
  --line-soft:  rgba(198, 222, 236, 0.06);

  /* Accents */
  --copper:     #C9803F;
  --copper-lt:  #E5A661;
  --copper-dk:  #9A5F2B;
  --cyan:       #3ABEEB;

  /* Text */
  --chalk:      #F2F6F8;
  --muted:      #9FB3C0;
  --muted-dk:   #6E8494;
  --on-light:   #0A1620;

  /* Type */
  --f-display: 'Sora', system-ui, sans-serif;
  --f-body:    'Inter', system-ui, sans-serif;
  --f-mono:    'JetBrains Mono', ui-monospace, monospace;

  /* Layout */
  --max:       1280px;
  --gutter:    1.5rem;
  --radius:    4px;
  --radius-lg: 8px;

  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --dur: 0.6s;

  /* Elevation */
  --glow-copper: 0 0 0 1px rgba(201,128,63,.35), 0 18px 50px -18px rgba(201,128,63,.45);
  --shadow: 0 24px 60px -28px rgba(0,0,0,.85);
}

/* ─────────── 2. RESET ─────────── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 110px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--f-body);
  background: var(--ink);
  color: var(--chalk);
  line-height: 1.7;
  font-size: 16px;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, svg, video { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
button { background: none; border: none; cursor: pointer; }
ul, ol { list-style: none; }

h1, h2, h3, h4, h5 {
  font-family: var(--f-display);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.02em;
}

::selection { background: var(--copper); color: var(--ink); }

::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--ink-2); }
::-webkit-scrollbar-thumb { background: var(--steel-2); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: var(--copper); }

:focus-visible {
  outline: 2px solid var(--copper-lt);
  outline-offset: 3px;
  border-radius: 2px;
}

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 999;
  background: var(--copper); color: var(--ink);
  padding: .75rem 1.25rem; font-family: var(--f-mono); font-size: .75rem;
}
.skip-link:focus { left: 0; }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* ─────────── 3. UTILITIES ─────────── */
.wrap { width: 100%; max-width: var(--max); margin-inline: auto; padding-inline: var(--gutter); }

.section { position: relative; padding: 6rem 0; overflow: hidden; }
.section--tight { padding: 4rem 0; }
.section--ink2 { background: var(--ink-2); }
.section--steel { background: linear-gradient(180deg, var(--ink-2), var(--steel)); }
.section--light { background: linear-gradient(180deg, #EEF3F6, #DFE8ED); color: var(--on-light); }
.section--light h2, .section--light h3 { color: var(--on-light); }
.section--light .muted { color: #47606F; }

.eyebrow {
  display: inline-flex; align-items: center; gap: .6rem;
  font-family: var(--f-mono); font-size: .7rem; font-weight: 500;
  letter-spacing: .22em; text-transform: uppercase; color: var(--copper-lt);
  margin-bottom: 1.1rem;
}
.eyebrow::before {
  content: ''; width: 28px; height: 1px;
  background: linear-gradient(90deg, transparent, var(--copper));
}
.section--light .eyebrow { color: var(--copper-dk); }

.h-xl { font-size: clamp(2.2rem, 6.2vw, 4.6rem); }
.h-lg { font-size: clamp(1.85rem, 4.2vw, 3rem); }
.h-md { font-size: clamp(1.35rem, 2.6vw, 1.95rem); }
.h-sm { font-size: clamp(1.05rem, 1.8vw, 1.25rem); }

.lead { font-size: clamp(1rem, 1.6vw, 1.15rem); color: var(--muted); max-width: 62ch; }
.muted { color: var(--muted); }
.mono { font-family: var(--f-mono); letter-spacing: .12em; text-transform: uppercase; font-size: .72rem; }
.copper { color: var(--copper-lt); }

.section-head { max-width: 780px; margin-bottom: 3.25rem; }
.section-head--center { margin-inline: auto; text-align: center; }
.section-head p { margin-top: 1.1rem; }

.grid { display: grid; gap: 1.5rem; }
.g-2 { grid-template-columns: repeat(2, 1fr); }
.g-3 { grid-template-columns: repeat(3, 1fr); }
.g-4 { grid-template-columns: repeat(4, 1fr); }

/* Blueprint grid background layer */
.blueprint {
  position: absolute; inset: 0; pointer-events: none; z-index: 0;
  background-image:
    linear-gradient(rgba(58,190,235,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(58,190,235,.045) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, #000 20%, transparent 100%);
          mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, #000 20%, transparent 100%);
}
.section > .wrap { position: relative; z-index: 1; }

/* Weld-bead divider */
.weld-divider {
  height: 7px; width: 100%;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='28' height='7' viewBox='0 0 28 7'%3E%3Cpath d='M0 3.5c3.5-4 7-4 10.5 0s7 4 10.5 0 7-4 10.5 0' fill='none' stroke='%23C9803F' stroke-width='2.2' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: repeat-x; opacity: .38;
}

/* ─────────── 4. BUTTONS ─────────── */
.btn {
  position: relative; display: inline-flex; align-items: center; justify-content: center;
  gap: .6rem; padding: .95rem 1.75rem; min-height: 48px;
  font-family: var(--f-mono); font-size: .74rem; font-weight: 500;
  letter-spacing: .14em; text-transform: uppercase;
  border-radius: var(--radius); overflow: hidden;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease);
  white-space: nowrap;
}
.btn svg { width: 15px; height: 15px; flex-shrink: 0; }
.btn::after {
  content: ''; position: absolute; inset: 0; z-index: -1;
  transform: scaleX(0); transform-origin: left; transition: transform .38s var(--ease);
}
.btn:hover { transform: translateY(-2px); }
.btn:hover::after { transform: scaleX(1); }
.btn:active { transform: translateY(0); }

.btn--primary { background: var(--copper); color: #12080200; color: #180C03; box-shadow: 0 12px 30px -14px rgba(201,128,63,.9); }
.btn--primary::after { background: var(--copper-lt); }
.btn--primary:hover { color: #180C03; box-shadow: 0 18px 40px -14px rgba(229,166,97,.95); }

.btn--outline { border: 1px solid rgba(242,246,248,.28); color: var(--chalk); }
.btn--outline::after { background: var(--chalk); }
.btn--outline:hover { color: var(--ink); border-color: var(--chalk); }

.btn--ghost { border: 1px solid var(--copper); color: var(--copper-lt); }
.btn--ghost::after { background: var(--copper); }
.btn--ghost:hover { color: #180C03; }

.btn--wa { background: #1FA855; color: #04150A; }
.btn--wa::after { background: #25D366; }
.btn--wa:hover { color: #04150A; }

.btn--block { width: 100%; }
.btn--lg { padding: 1.15rem 2.15rem; font-size: .78rem; }

.link-arrow {
  display: inline-flex; align-items: center; gap: .5rem;
  font-family: var(--f-mono); font-size: .7rem; letter-spacing: .16em;
  text-transform: uppercase; color: var(--copper-lt);
  transition: gap .25s var(--ease), color .25s var(--ease);
}
.link-arrow:hover { gap: .9rem; color: var(--chalk); }

/* ─────────── 5. HEADER ─────────── */
.scroll-progress {
  position: fixed; top: 0; left: 0; height: 3px; width: 0;
  background: linear-gradient(90deg, var(--copper), var(--copper-lt), var(--cyan));
  z-index: 1000; transition: width .1s linear;
}

.topbar {
  background: var(--ink-2); border-bottom: 1px solid var(--line-soft);
  font-family: var(--f-mono); font-size: .68rem; letter-spacing: .08em;
  color: var(--muted-dk);
}
.topbar .wrap { display: flex; align-items: center; justify-content: space-between; gap: 1rem; height: 40px; }
.topbar-contacts { display: flex; align-items: center; gap: 1.5rem; }
.topbar a { transition: color .2s; display: inline-flex; align-items: center; gap: .4rem; }
.topbar a:hover { color: var(--copper-lt); }
.topbar svg { width: 12px; height: 12px; }

.header {
  position: sticky; top: 0; z-index: 900;
  background: rgba(5,10,15,.72);
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: background .3s var(--ease), border-color .3s var(--ease), box-shadow .3s var(--ease);
}
.header.is-scrolled {
  background: rgba(5,10,15,.94);
  border-bottom-color: var(--line);
  box-shadow: 0 14px 40px -24px rgba(0,0,0,.9);
}
.header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 1.25rem; height: 76px; }

.brand { display: flex; align-items: center; gap: .8rem; flex-shrink: 0; }
.brand img { width: 42px; height: 45px; object-fit: contain; border-radius: 3px; }
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-name {
  font-family: var(--f-display); font-weight: 800; font-size: 1.02rem;
  letter-spacing: .04em; text-transform: uppercase; color: var(--chalk);
}
.brand-tag {
  font-family: var(--f-mono); font-size: .53rem; letter-spacing: .13em;
  text-transform: uppercase; color: var(--copper); margin-top: 3px;
}

.nav { display: flex; align-items: center; gap: .35rem; }
.nav a {
  position: relative; padding: .55rem .78rem; font-size: .855rem; font-weight: 500;
  color: var(--muted); transition: color .22s;
  white-space: nowrap; flex-shrink: 0;
}
.nav a::after {
  content: ''; position: absolute; left: .8rem; right: .8rem; bottom: .15rem;
  height: 2px; background: var(--copper); transform: scaleX(0);
  transform-origin: left; transition: transform .28s var(--ease);
}
.nav a:hover { color: var(--chalk); }
.nav a:hover::after, .nav a.active::after { transform: scaleX(1); }
.nav a.active { color: var(--chalk); }

.header-actions { display: flex; align-items: center; gap: .85rem; }
.iso-chip {
  display: inline-flex; align-items: center; gap: .45rem;
  padding: .4rem .7rem; border: 1px solid rgba(58,190,235,.35);
  border-radius: 999px; background: rgba(58,190,235,.07);
  font-family: var(--f-mono); font-size: .58rem; letter-spacing: .1em;
  text-transform: uppercase; color: var(--cyan); white-space: nowrap;
}
.iso-chip svg { width: 12px; height: 12px; }

/* Hamburger — mobile only */
.burger {
  display: none; width: 46px; height: 46px; border: 1px solid var(--line);
  border-radius: var(--radius); position: relative; flex-shrink: 0;
}
.burger span {
  position: absolute; left: 13px; width: 20px; height: 2px; background: var(--chalk);
  border-radius: 2px; transition: transform .32s var(--ease), opacity .2s;
}
.burger span:nth-child(1) { top: 16px; }
.burger span:nth-child(2) { top: 22px; }
.burger span:nth-child(3) { top: 28px; }
.burger.is-open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.burger.is-open span:nth-child(2) { opacity: 0; }
.burger.is-open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

.mobile-panel {
  position: fixed; inset: 0 0 0 auto; width: min(88vw, 400px); z-index: 950;
  background: linear-gradient(160deg, var(--ink-2), var(--ink));
  border-left: 1px solid var(--line);
  transform: translateX(100%); transition: transform .42s var(--ease);
  display: flex; flex-direction: column; padding: 1.5rem;
  overflow-y: auto;
}
.mobile-panel.is-open { transform: translateX(0); }
.mobile-scrim {
  position: fixed; inset: 0; z-index: 940; background: rgba(3,6,10,.72);
  -webkit-backdrop-filter: blur(3px); backdrop-filter: blur(3px);
  opacity: 0; visibility: hidden; transition: opacity .35s, visibility .35s;
}
.mobile-scrim.is-open { opacity: 1; visibility: visible; }

.mobile-panel-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 2rem; }
.mobile-close { width: 42px; height: 42px; border: 1px solid var(--line); border-radius: var(--radius); display: grid; place-items: center; }
.mobile-close svg { width: 18px; height: 18px; }

.mobile-nav { display: flex; flex-direction: column; gap: .25rem; margin-bottom: 2rem; }
.mobile-nav a {
  font-family: var(--f-mono); font-size: 1rem; letter-spacing: .1em; text-transform: uppercase;
  padding: .95rem .5rem; border-bottom: 1px solid var(--line-soft); color: var(--muted);
  display: flex; align-items: center; justify-content: space-between;
  opacity: 0; transform: translateY(14px);
  transition: color .22s, border-color .22s;
}
.mobile-panel.is-open .mobile-nav a { animation: mnav .45s var(--ease) forwards; }
.mobile-nav a:nth-child(1){animation-delay:.06s}.mobile-nav a:nth-child(2){animation-delay:.1s}
.mobile-nav a:nth-child(3){animation-delay:.14s}.mobile-nav a:nth-child(4){animation-delay:.18s}
.mobile-nav a:nth-child(5){animation-delay:.22s}.mobile-nav a:nth-child(6){animation-delay:.26s}
.mobile-nav a:nth-child(7){animation-delay:.3s}
@keyframes mnav { to { opacity: 1; transform: translateY(0); } }
.mobile-nav a.active, .mobile-nav a:hover { color: var(--copper-lt); border-color: rgba(201,128,63,.4); }
.mobile-nav a span { font-size: .6rem; color: var(--muted-dk); }

.mobile-panel-foot { margin-top: auto; display: grid; gap: .6rem; padding-top: 1.5rem; border-top: 1px solid var(--line); }
.mobile-panel-foot .mono { color: var(--muted-dk); font-size: .62rem; margin-bottom: .3rem; }

/* ─────────── 6. HERO ─────────── */
.hero { position: relative; display: flex; align-items: center; overflow: hidden; isolation: isolate; }
.hero--home { min-height: clamp(600px, 92vh, 900px); }
.hero--page { min-height: clamp(440px, 62vh, 620px); }

.hero-bg { position: absolute; inset: 0; z-index: -3; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; animation: kenburns 26s ease-in-out infinite alternate; }
@keyframes kenburns { from { transform: scale(1) translate3d(0,0,0); } to { transform: scale(1.13) translate3d(-1.5%,-1.5%,0); } }

.hero-veil {
  position: absolute; inset: 0; z-index: -2;
  background:
    linear-gradient(100deg, rgba(5,10,15,.96) 0%, rgba(5,10,15,.88) 38%, rgba(5,10,15,.55) 72%, rgba(5,10,15,.72) 100%),
    linear-gradient(180deg, rgba(5,10,15,.85) 0%, transparent 30%, rgba(5,10,15,.92) 100%);
}
.hero-veil::after {
  content: ''; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(58,190,235,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(58,190,235,.05) 1px, transparent 1px);
  background-size: 52px 52px;
  -webkit-mask-image: linear-gradient(100deg, #000 0%, transparent 65%);
          mask-image: linear-gradient(100deg, #000 0%, transparent 65%);
}

/* breathing copper glow */
.hero-glow {
  position: absolute; z-index: -1; width: 620px; height: 620px; border-radius: 50%;
  left: -10%; top: 12%; pointer-events: none;
  background: radial-gradient(circle, rgba(201,128,63,.30), transparent 68%);
  filter: blur(30px); animation: breathe 16s ease-in-out infinite;
}
.hero-glow--cyan {
  left: auto; right: -8%; top: auto; bottom: -12%; width: 520px; height: 520px;
  background: radial-gradient(circle, rgba(58,190,235,.16), transparent 70%);
  animation-duration: 21s; animation-direction: reverse;
}
@keyframes breathe { 0%,100% { transform: scale(1); opacity: .75; } 50% { transform: scale(1.22); opacity: 1; } }

/* rising embers */
.embers { position: absolute; inset: 0; z-index: -1; overflow: hidden; pointer-events: none; }
.ember {
  position: absolute; bottom: -12px; width: 3px; height: 3px; border-radius: 50%;
  background: var(--copper-lt); box-shadow: 0 0 8px 1px rgba(229,166,97,.75);
  animation: rise linear infinite;
}
@keyframes rise {
  0%   { transform: translate3d(0,0,0) scale(.6); opacity: 0; }
  12%  { opacity: .9; }
  75%  { opacity: .55; }
  100% { transform: translate3d(28px,-105vh,0) scale(1.1); opacity: 0; }
}

.hero-inner { position: relative; z-index: 2; padding-block: 5.5rem 4.5rem; width: 100%; }
.hero-copy { max-width: 780px; }

.hero h1 { margin-bottom: 1.4rem; }
.heat-text {
  background: linear-gradient(100deg, var(--chalk) 20%, var(--copper-lt) 40%, var(--copper) 50%, var(--chalk) 66%);
  background-size: 280% 100%;
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
  animation: heatsweep 9s var(--ease) infinite;
}
@keyframes heatsweep { 0%, 62% { background-position: 190% 0; } 88%, 100% { background-position: -60% 0; } }

.hero-tagchip {
  display: inline-flex; align-items: center; gap: .6rem; margin-bottom: 1.8rem;
  padding: .5rem .95rem; border: 1px solid rgba(201,128,63,.4); border-radius: 999px;
  background: rgba(201,128,63,.09);
  font-family: var(--f-mono); font-size: .63rem; letter-spacing: .16em;
  text-transform: uppercase; color: var(--copper-lt);
}
.pulse-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--copper-lt); box-shadow: 0 0 0 0 rgba(229,166,97,.7); animation: pulsedot 2.4s infinite; }
@keyframes pulsedot { 70% { box-shadow: 0 0 0 9px rgba(229,166,97,0); } 100% { box-shadow: 0 0 0 0 rgba(229,166,97,0); } }

.hero-actions { display: flex; flex-wrap: wrap; gap: .9rem; margin-top: 2.2rem; }

.hero-stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem;
  margin-top: 3.5rem; padding-top: 2rem; border-top: 1px solid var(--line);
  max-width: 760px;
}
.hero-stat .num {
  font-family: var(--f-display); font-weight: 800; font-size: clamp(1.6rem, 3.4vw, 2.4rem);
  color: var(--copper-lt); line-height: 1; letter-spacing: -.03em;
}
.hero-stat .lbl {
  font-family: var(--f-mono); font-size: .6rem; letter-spacing: .14em;
  text-transform: uppercase; color: var(--muted-dk); margin-top: .55rem; display: block;
}

.breadcrumb { font-family: var(--f-mono); font-size: .65rem; letter-spacing: .16em; text-transform: uppercase; color: var(--muted-dk); margin-bottom: 1.2rem; }
.breadcrumb a:hover { color: var(--copper-lt); }
.breadcrumb span { color: var(--copper); }

/* ─────────── 7. SPEC RAIL ─────────── */
.spec-rail {
  background: var(--steel); border-block: 1px solid var(--line);
  overflow: hidden; position: relative;
}
.spec-rail-inner {
  display: flex; align-items: center; justify-content: center;
  gap: 0; height: 58px; max-width: var(--max); margin-inline: auto; padding-inline: var(--gutter);
}
.spec-item {
  font-family: var(--f-mono); font-size: .66rem; letter-spacing: .16em;
  text-transform: uppercase; color: var(--muted); white-space: nowrap;
  padding-inline: clamp(.75rem, 2.2vw, 2rem); position: relative;
}
.spec-item + .spec-item::before {
  content: ''; position: absolute; left: 0; top: 50%; transform: translateY(-50%);
  width: 1px; height: 16px; background: var(--line);
}
.spec-item strong { color: var(--copper-lt); font-weight: 500; }

/* ─────────── 8. CARDS ─────────── */
.card {
  position: relative; background: linear-gradient(155deg, rgba(18,52,73,.42), rgba(8,19,28,.7));
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 2rem 1.75rem; overflow: hidden;
  transition: transform .35s var(--ease), border-color .35s var(--ease), box-shadow .35s var(--ease);
}
.card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--copper), var(--copper-lt));
  transform: scaleX(0); transform-origin: left; transition: transform .45s var(--ease);
}
.card:hover { transform: translateY(-5px); border-color: rgba(201,128,63,.4); box-shadow: var(--shadow); }
.card:hover::before { transform: scaleX(1); }

.card-index {
  position: absolute; top: 1.1rem; right: 1.3rem;
  font-family: var(--f-mono); font-size: 2.4rem; font-weight: 500;
  color: rgba(201,128,63,.13); line-height: 1; letter-spacing: -.04em;
}
.card-icon {
  width: 50px; height: 50px; border-radius: var(--radius);
  display: grid; place-items: center; margin-bottom: 1.35rem;
  background: rgba(201,128,63,.12); border: 1px solid rgba(201,128,63,.28);
  color: var(--copper-lt); transition: background .3s, transform .3s var(--ease);
}
.card:hover .card-icon { background: rgba(201,128,63,.2); transform: scale(1.06); }
.card-icon svg { width: 23px; height: 23px; }
.card h3 { font-size: 1.12rem; margin-bottom: .7rem; }
.card p { color: var(--muted); font-size: .92rem; }
.card .link-arrow { margin-top: 1.35rem; }

/* balloon callout number (GA drawing style) */
.balloon {
  width: 34px; height: 34px; border-radius: 50%;
  border: 1px solid rgba(201,128,63,.5); display: grid; place-items: center;
  font-family: var(--f-mono); font-size: .68rem; color: var(--copper-lt);
  flex-shrink: 0; background: rgba(201,128,63,.07);
}

/* checklist */
.checklist { display: grid; gap: .7rem; }
.checklist li { display: flex; gap: .75rem; align-items: flex-start; font-size: .92rem; color: var(--muted); }
.checklist svg { width: 16px; height: 16px; color: var(--copper); flex-shrink: 0; margin-top: 5px; }

/* pills */
.pill-row { display: flex; flex-wrap: wrap; gap: .55rem; }
.pill {
  padding: .5rem .95rem; border: 1px solid var(--line); border-radius: 999px;
  font-family: var(--f-mono); font-size: .64rem; letter-spacing: .13em;
  text-transform: uppercase; color: var(--muted);
  transition: all .25s var(--ease); background: rgba(18,52,73,.25);
}
.pill:hover { border-color: var(--copper); color: var(--copper-lt); background: rgba(201,128,63,.1); transform: translateY(-2px); }
.section--light .pill { background: rgba(10,22,32,.05); border-color: rgba(10,22,32,.15); color: #3E5665; }
.section--light .pill:hover { border-color: var(--copper-dk); color: var(--copper-dk); }

/* ─────────── 9. MARQUEE ─────────── */
.marquee { overflow: hidden; position: relative; -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.marquee-track { display: flex; gap: 1rem; width: max-content; animation: scrollx 42s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
@keyframes scrollx { to { transform: translateX(-50%); } }

.client-card {
  display: grid; place-items: center; min-width: 230px; height: 112px;
  border: 1px solid var(--line); border-radius: var(--radius);
  background: #fff; padding: 14px 20px;
  font-family: var(--f-mono); font-size: .68rem; letter-spacing: .1em;
  text-transform: uppercase; color: var(--muted-dk); text-align: center; line-height: 1.5;
  transition: all .3s var(--ease);
}
.client-card img { display: block; width: auto; height: auto; max-width: 100%; max-height: 76px; object-fit: contain; }
.client-card:hover { border-color: rgba(201,128,63,.55); background: #fff; box-shadow: 0 14px 34px rgba(10,22,32,.12); transform: translateY(-3px); }
.section--light .client-card { background: #fff; border-color: rgba(10,22,32,.12); color: #55707F; }
.section--light .client-card:hover { color: var(--on-light); border-color: var(--copper-dk); background: #fff; }

.strip-item { min-width: 300px; position: relative; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); }
.strip-item img { width: 300px; height: 200px; object-fit: cover; transition: transform .6s var(--ease); }
.strip-item:hover img { transform: scale(1.07); }
.strip-item figcaption {
  position: absolute; inset: auto 0 0 0; padding: 1.5rem .9rem .8rem;
  background: linear-gradient(transparent, rgba(5,10,15,.94));
  font-family: var(--f-mono); font-size: .62rem; letter-spacing: .12em;
  text-transform: uppercase; color: var(--chalk);
}

/* ─────────── 10. FEATURE / SPLIT ─────────── */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: center; }
.split--wide { grid-template-columns: 1.15fr 1fr; }

.frame { position: relative; }
.frame img { width: 100%; border-radius: var(--radius); border: 1px solid var(--line); }
.frame::after {
  content: ''; position: absolute; inset: 14px -14px -14px 14px;
  border: 1px solid rgba(201,128,63,.45); border-radius: var(--radius); z-index: -1;
  transition: inset .4s var(--ease);
}
.frame:hover::after { inset: 20px -20px -20px 20px; }
.frame--portrait img { aspect-ratio: 4/5; object-fit: cover; filter: grayscale(.35) contrast(1.05); transition: filter .5s var(--ease); }
.frame--portrait:hover img { filter: grayscale(0) contrast(1); }

.photo-missing {
  aspect-ratio: 4/5; display: grid; place-items: center; text-align: center;
  border: 1px dashed rgba(201,128,63,.4); border-radius: var(--radius);
  background: linear-gradient(155deg, rgba(18,52,73,.5), rgba(8,19,28,.85));
  padding: 2rem;
}
.photo-missing .mono { color: var(--muted-dk); font-size: .64rem; line-height: 2; }
.photo-missing svg { width: 40px; height: 40px; color: rgba(201,128,63,.5); margin: 0 auto 1rem; }

.quote-panel {
  border-left: 2px solid var(--copper); padding: 1.25rem 0 1.25rem 1.75rem;
  background: linear-gradient(90deg, rgba(201,128,63,.09), transparent);
}
.quote-panel p { font-family: var(--f-display); font-size: clamp(1.05rem,2vw,1.3rem); font-weight: 600; line-height: 1.5; color: var(--chalk); }

/* stat blocks */
.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.stat-box {
  border: 1px solid var(--line); border-radius: var(--radius); padding: 1.75rem 1.25rem;
  background: rgba(18,52,73,.25); text-align: center;
  transition: all .3s var(--ease);
}
.stat-box:hover { border-color: rgba(201,128,63,.4); background: rgba(201,128,63,.07); transform: translateY(-4px); }
.stat-box .num { font-family: var(--f-display); font-weight: 800; font-size: clamp(1.7rem,3.4vw,2.5rem); color: var(--copper-lt); line-height: 1; }
.stat-box .lbl { font-family: var(--f-mono); font-size: .6rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted-dk); margin-top: .7rem; display: block; }

/* ─────────── 11. PRODUCTS ─────────── */
.filter-bar {
  position: sticky; top: 76px; z-index: 500; background: rgba(5,10,15,.94);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  border-block: 1px solid var(--line); padding: 1rem 0;
}
.filter-scroll { display: flex; gap: .5rem; overflow-x: auto; padding-bottom: .25rem; scrollbar-width: none; }
.filter-scroll::-webkit-scrollbar { display: none; }
.filter-btn {
  padding: .55rem 1rem; border: 1px solid var(--line); border-radius: 999px;
  font-family: var(--f-mono); font-size: .63rem; letter-spacing: .12em;
  text-transform: uppercase; color: var(--muted); white-space: nowrap;
  transition: all .25s var(--ease);
}
.filter-btn:hover { color: var(--chalk); border-color: rgba(201,128,63,.4); }
.filter-btn.is-active { background: var(--copper); border-color: var(--copper); color: #180C03; }

.search-box { position: relative; margin-top: 1rem; }
.search-box svg { position: absolute; left: 1rem; top: 50%; transform: translateY(-50%); width: 17px; height: 17px; color: var(--muted-dk); }
.search-box input {
  width: 100%; padding: .9rem 1rem .9rem 2.9rem; background: rgba(18,52,73,.3);
  border: 1px solid var(--line); border-radius: var(--radius); color: var(--chalk);
  font-size: 16px; transition: border-color .25s;
}
.search-box input::placeholder { color: var(--muted-dk); }
.search-box input:focus { outline: none; border-color: var(--copper); box-shadow: 0 0 0 3px rgba(201,128,63,.14); }

.product-card {
  display: flex; gap: 1.1rem; padding: 1.5rem; border: 1px solid var(--line);
  border-radius: var(--radius); background: rgba(18,52,73,.22);
  transition: all .3s var(--ease); position: relative; overflow: hidden;
}
.product-card:hover { border-color: rgba(201,128,63,.4); background: rgba(201,128,63,.06); transform: translateY(-3px); }
.product-card h3 { font-size: .97rem; margin-bottom: .4rem; line-height: 1.35; }
.product-card p { font-size: .84rem; color: var(--muted); line-height: 1.6; }
.product-card .tag {
  display: inline-block; margin-top: .8rem; font-family: var(--f-mono); font-size: .56rem;
  letter-spacing: .12em; text-transform: uppercase; color: var(--cyan);
  border: 1px solid rgba(58,190,235,.3); border-radius: 999px; padding: .2rem .6rem;
}
.product-card .enquire {
  margin-top: .9rem; display: inline-flex; align-items: center; gap: .4rem;
  font-family: var(--f-mono); font-size: .58rem; letter-spacing: .14em;
  text-transform: uppercase; color: var(--copper-lt);
}
.product-card .enquire:hover { color: var(--chalk); }
.product-card .enquire svg { width: 12px; height: 12px; }

.no-results { text-align: center; padding: 4rem 1rem; color: var(--muted-dk); font-family: var(--f-mono); font-size: .78rem; letter-spacing: .12em; text-transform: uppercase; }

/* ─────────── 12. SERVICES ─────────── */
.service-card { padding: 2.25rem 2rem; }
.service-card h3 { font-size: 1.2rem; margin-bottom: .55rem; }
.service-card > p { margin-bottom: 1.4rem; font-size: .92rem; }
.service-card .checklist li { font-size: .87rem; }

.process { display: grid; grid-template-columns: repeat(5, 1fr); gap: 1rem; position: relative; }
.process::before {
  content: ''; position: absolute; top: 30px; left: 8%; right: 8%; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(201,128,63,.45), transparent);
}
.process-step { text-align: center; position: relative; }
.process-num {
  width: 60px; height: 60px; margin: 0 auto 1.15rem; border-radius: 50%;
  display: grid; place-items: center; background: var(--ink);
  border: 1px solid rgba(201,128,63,.45); color: var(--copper-lt);
  font-family: var(--f-mono); font-size: .85rem; position: relative; z-index: 1;
  transition: all .3s var(--ease);
}
.process-step:hover .process-num { background: var(--copper); color: #180C03; transform: scale(1.08); }
.process-step h4 { font-size: .95rem; margin-bottom: .45rem; }
.process-step p { font-size: .8rem; color: var(--muted); }

/* ─────────── 13. INDUSTRIES ─────────── */
.industry-card {
  position: relative; border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; min-height: 230px; display: flex; flex-direction: column;
  justify-content: flex-end; padding: 1.75rem; isolation: isolate;
  transition: all .35s var(--ease);
}
.industry-card img {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
  z-index: -2; opacity: .22; transition: opacity .45s var(--ease), transform .8s var(--ease);
}
.industry-card::after {
  content: ''; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(180deg, rgba(5,10,15,.55), rgba(5,10,15,.93));
}
.industry-card:hover { border-color: rgba(201,128,63,.5); transform: translateY(-5px); }
.industry-card:hover img { opacity: .45; transform: scale(1.07); }
.industry-card .balloon { margin-bottom: 1rem; }
.industry-card h3 { font-size: 1.02rem; margin-bottom: .5rem; }
.industry-card p { font-size: .84rem; color: var(--muted); }

/* ─────────── 14. GALLERY ─────────── */
.gallery-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.gallery-item {
  position: relative; border-radius: var(--radius); overflow: hidden; cursor: pointer;
  border: 1px solid var(--line); aspect-ratio: 4/3; background: var(--ink-2);
  transition: border-color .3s var(--ease), transform .3s var(--ease);
}
.gallery-item:nth-child(6n+1) { grid-column: span 2; grid-row: span 2; aspect-ratio: 1/1; }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s var(--ease), filter .4s; filter: saturate(.9); }
.gallery-item:hover { border-color: rgba(201,128,63,.55); transform: translateY(-3px); }
.gallery-item:hover img { transform: scale(1.07); filter: saturate(1.08); }
.gallery-cap {
  position: absolute; inset: auto 0 0 0; padding: 2.5rem 1.1rem .95rem;
  background: linear-gradient(transparent, rgba(5,10,15,.95));
  transform: translateY(8px); opacity: .92; transition: transform .35s var(--ease), opacity .35s;
}
.gallery-item:hover .gallery-cap { transform: translateY(0); opacity: 1; }
.gallery-cap .t { font-family: var(--f-display); font-weight: 600; font-size: .9rem; line-height: 1.3; }
.gallery-cap .c { font-family: var(--f-mono); font-size: .55rem; letter-spacing: .14em; text-transform: uppercase; color: var(--copper-lt); margin-top: .35rem; display: block; }
.gallery-item .corner {
  position: absolute; top: 12px; left: 12px; width: 24px; height: 24px;
  border-top: 1px solid var(--copper); border-left: 1px solid var(--copper);
  opacity: 0; transform: translate(-6px,-6px); transition: all .35s var(--ease);
}
.gallery-item:hover .corner { opacity: 1; transform: translate(0,0); }

.lightbox {
  position: fixed; inset: 0; z-index: 1100; background: rgba(3,6,10,.97);
  display: none; align-items: center; justify-content: center; padding: 1.5rem;
}
.lightbox.is-open { display: flex; animation: fadein .28s ease; }
@keyframes fadein { from { opacity: 0; } }
.lightbox img { max-width: min(1100px, 92vw); max-height: 78vh; object-fit: contain; border-radius: var(--radius); border: 1px solid var(--line); }
.lightbox-info { text-align: center; margin-top: 1.25rem; }
.lightbox-info .t { font-family: var(--f-display); font-weight: 600; font-size: 1.1rem; }
.lightbox-info .c { font-family: var(--f-mono); font-size: .62rem; letter-spacing: .14em; text-transform: uppercase; color: var(--copper-lt); margin-top: .4rem; }
.lb-btn {
  position: absolute; width: 50px; height: 50px; border: 1px solid var(--line);
  border-radius: 50%; display: grid; place-items: center; background: rgba(8,19,28,.85);
  transition: all .25s var(--ease);
}
.lb-btn:hover { border-color: var(--copper); background: var(--copper); color: #180C03; }
.lb-btn svg { width: 20px; height: 20px; }
.lb-close { top: 1.5rem; right: 1.5rem; }
.lb-prev { left: 1.5rem; top: 50%; transform: translateY(-50%); }
.lb-next { right: 1.5rem; top: 50%; transform: translateY(-50%); }
.lb-count { position: absolute; bottom: 1.5rem; left: 50%; transform: translateX(-50%); font-family: var(--f-mono); font-size: .68rem; letter-spacing: .14em; color: var(--muted-dk); }

/* ─────────── 15. CONTACT / FORMS ─────────── */
.contact-tile {
  display: flex; flex-direction: column; gap: .85rem; padding: 1.75rem 1.5rem;
  border: 1px solid var(--line); border-radius: var(--radius);
  background: rgba(18,52,73,.24); transition: all .3s var(--ease);
}
.contact-tile:hover { border-color: rgba(201,128,63,.45); background: rgba(201,128,63,.07); transform: translateY(-4px); }
.contact-tile .card-icon { margin-bottom: 0; width: 44px; height: 44px; }
.contact-tile h3 { font-size: .8rem; font-family: var(--f-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--copper-lt); font-weight: 500; }
.contact-tile a, .contact-tile p { font-size: .92rem; color: var(--muted); line-height: 1.6; transition: color .2s; }
.contact-tile a:hover { color: var(--chalk); }

.form-panel {
  position: relative; padding: clamp(1.75rem, 4vw, 2.75rem);
  border: 1px solid var(--line); border-radius: var(--radius);
  background: linear-gradient(155deg, rgba(18,52,73,.45), rgba(8,19,28,.85));
  overflow: hidden;
}
.form-panel::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: linear-gradient(90deg, var(--copper), var(--copper-lt), transparent); }

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
.field { display: flex; flex-direction: column; gap: .5rem; }
.field--full { grid-column: 1 / -1; }
.field label {
  font-family: var(--f-mono); font-size: .62rem; letter-spacing: .14em;
  text-transform: uppercase; color: var(--muted);
}
.field label .req { color: var(--copper); }
.field input, .field select, .field textarea {
  width: 100%; padding: .85rem 1rem; font-size: 16px;
  background: rgba(5,10,15,.62); border: 1px solid var(--line);
  border-radius: var(--radius); color: var(--chalk);
  transition: border-color .25s, box-shadow .25s, background .25s;
}
.field textarea { resize: vertical; min-height: 128px; line-height: 1.6; }
.field input::placeholder, .field textarea::placeholder { color: var(--muted-dk); }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--copper);
  box-shadow: 0 0 0 3px rgba(201,128,63,.15); background: rgba(5,10,15,.85);
}
.field select { appearance: none; cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%239FB3C0' stroke-width='2.5' stroke-linecap='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 1rem center; padding-right: 2.5rem;
}
.field select option { background: var(--ink-2); color: var(--chalk); }
.field.has-error input, .field.has-error select, .field.has-error textarea { border-color: #E4553F; box-shadow: 0 0 0 3px rgba(228,85,63,.14); }
.field-error { font-family: var(--f-mono); font-size: .6rem; letter-spacing: .1em; text-transform: uppercase; color: #F08A78; }

.honeypot { position: absolute; left: -9999px; opacity: 0; height: 0; width: 0; }

.form-note { font-size: .76rem; color: var(--muted-dk); line-height: 1.6; margin-top: .9rem; }

.form-success {
  display: none; text-align: center; padding: 3rem 1.5rem;
  border: 1px solid rgba(46,184,114,.35); border-radius: var(--radius);
  background: rgba(46,184,114,.07);
}
.form-success.is-visible { display: block; animation: fadein .4s ease; }
.form-success svg { width: 52px; height: 52px; color: #2EB872; margin: 0 auto 1.25rem; }
.form-success h3 { font-size: 1.3rem; margin-bottom: .6rem; }
.form-success p { color: var(--muted); font-size: .92rem; max-width: 42ch; margin-inline: auto; }

.map-frame { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: var(--ink-2); }
.map-frame iframe { width: 100%; height: 100%; min-height: 400px; border: 0; display: block; filter: grayscale(.35) invert(.9) hue-rotate(180deg) contrast(.88); }

/* Accordion */
.accordion { border-top: 1px solid var(--line); }
.acc-item { border-bottom: 1px solid var(--line); }
.acc-head {
  width: 100%; display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; padding: 1.4rem .25rem; text-align: left;
  font-family: var(--f-display); font-weight: 600; font-size: 1rem; color: var(--chalk);
  transition: color .25s;
}
.acc-head:hover { color: var(--copper-lt); }
.acc-icon { width: 22px; height: 22px; flex-shrink: 0; color: var(--copper); transition: transform .35s var(--ease); }
.acc-item.is-open .acc-icon { transform: rotate(45deg); }
.acc-body { max-height: 0; overflow: hidden; transition: max-height .4s var(--ease); }
.acc-body p { padding: 0 .25rem 1.5rem; color: var(--muted); font-size: .92rem; }

/* ─────────── 16. CTA BAND ─────────── */
.cta-band { position: relative; padding: 5rem 0; overflow: hidden; background: linear-gradient(120deg, var(--copper-dk), var(--copper) 55%, var(--copper-lt)); color: #170B02; }
.cta-band::before {
  content: ''; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(23,11,2,.09) 1px, transparent 1px), linear-gradient(90deg, rgba(23,11,2,.09) 1px, transparent 1px);
  background-size: 44px 44px;
}
.cta-band .wrap { position: relative; z-index: 1; text-align: center; }
.cta-band h2 { font-size: clamp(1.6rem, 3.6vw, 2.6rem); margin-bottom: 1rem; color: #170B02; }
.cta-band p { color: rgba(23,11,2,.78); max-width: 58ch; margin: 0 auto 2.25rem; font-size: 1rem; }
.cta-actions { display: flex; flex-wrap: wrap; gap: .85rem; justify-content: center; }
.cta-band .btn--dark { background: #150A02; color: var(--copper-lt); }
.cta-band .btn--dark::after { background: #24130A; }
.cta-band .btn--dark:hover { color: var(--copper-lt); }
.cta-band .btn--line { border: 1px solid rgba(23,11,2,.42); color: #170B02; }
.cta-band .btn--line::after { background: #170B02; }
.cta-band .btn--line:hover { color: var(--copper-lt); }

/* ─────────── 17. FOOTER ─────────── */
.footer { background: var(--ink-2); border-top: 1px solid var(--line); padding: 4.5rem 0 0; position: relative; overflow: hidden; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1.2fr 1.4fr; gap: 2.5rem; }
.footer h4 {
  font-family: var(--f-mono); font-size: .66rem; letter-spacing: .18em;
  text-transform: uppercase; color: var(--copper-lt); font-weight: 500; margin-bottom: 1.35rem;
}
.footer-about p { font-size: .88rem; color: var(--muted); margin: 1.25rem 0; max-width: 38ch; }
.footer ul { display: grid; gap: .7rem; }
.footer ul a, .footer ul li { font-size: .88rem; color: var(--muted); transition: color .2s, padding-left .2s; }
.footer ul a:hover { color: var(--copper-lt); padding-left: 5px; }
.footer-contact li { display: flex; gap: .7rem; align-items: flex-start; }
.footer-contact svg { width: 15px; height: 15px; color: var(--copper); flex-shrink: 0; margin-top: 4px; }
.footer-contact a:hover { color: var(--copper-lt); }

.socials { display: flex; gap: .6rem; margin-top: 1.5rem; }
.social-btn {
  width: 40px; height: 40px; border: 1px solid var(--line); border-radius: 50%;
  display: grid; place-items: center; color: var(--muted);
  transition: all .28s var(--ease);
}
.social-btn:hover { background: var(--copper); border-color: var(--copper); color: #180C03; transform: translateY(-3px); }
.social-btn svg { width: 17px; height: 17px; }

.footer-bottom {
  margin-top: 3.5rem; padding: 1.6rem 0; border-top: 1px solid var(--line);
  display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; justify-content: space-between;
  font-family: var(--f-mono); font-size: .63rem; letter-spacing: .1em; color: var(--muted-dk);
}

/* ─────────── 18. FLOATING / MOBILE BAR ─────────── */
.fab-wa {
  position: fixed; right: 20px; bottom: 20px; z-index: 800;
  width: 56px; height: 56px; border-radius: 50%; background: #25D366;
  display: grid; place-items: center; color: #04150A;
  box-shadow: 0 12px 32px -10px rgba(37,211,102,.7);
  transition: transform .3s var(--ease);
}
.fab-wa::before {
  content: ''; position: absolute; inset: 0; border-radius: 50%;
  border: 2px solid rgba(37,211,102,.6); animation: waring 2.4s ease-out infinite;
}
@keyframes waring { 0% { transform: scale(1); opacity: .9; } 100% { transform: scale(1.6); opacity: 0; } }
.fab-wa:hover { transform: scale(1.09); }
.fab-wa svg { width: 28px; height: 28px; }

.fab-top {
  position: fixed; right: 20px; bottom: 88px; z-index: 800;
  width: 46px; height: 46px; border-radius: 50%; background: var(--steel);
  border: 1px solid var(--line); display: grid; place-items: center; color: var(--chalk);
  opacity: 0; visibility: hidden; transform: translateY(10px);
  transition: all .3s var(--ease);
}
.fab-top.is-visible { opacity: 1; visibility: visible; transform: translateY(0); }
.fab-top:hover { background: var(--copper); border-color: var(--copper); color: #180C03; }
.fab-top svg { width: 19px; height: 19px; }

.mobile-bar { display: none; }

/* ─────────── 19. REVEAL ANIMATIONS ─────────── */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.is-in { opacity: 1; transform: translateY(0); }
.stagger > * { opacity: 0; transform: translateY(24px); transition: opacity .6s var(--ease), transform .6s var(--ease); }
.stagger.is-in > * { opacity: 1; transform: translateY(0); }
.stagger.is-in > *:nth-child(1){transition-delay:.04s}.stagger.is-in > *:nth-child(2){transition-delay:.1s}
.stagger.is-in > *:nth-child(3){transition-delay:.16s}.stagger.is-in > *:nth-child(4){transition-delay:.22s}
.stagger.is-in > *:nth-child(5){transition-delay:.28s}.stagger.is-in > *:nth-child(6){transition-delay:.34s}
.stagger.is-in > *:nth-child(7){transition-delay:.4s}.stagger.is-in > *:nth-child(8){transition-delay:.46s}
.stagger.is-in > *:nth-child(9){transition-delay:.52s}.stagger.is-in > *:nth-child(10){transition-delay:.58s}
.stagger.is-in > *:nth-child(n+11){transition-delay:.62s}

/* ─────────── 20. RESPONSIVE ─────────── */
@media (max-width: 1080px) {
  .nav, .header-actions .btn, .iso-chip { display: none; }
  .burger { display: block; }
  .g-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2.5rem 2rem; }
  .process { grid-template-columns: repeat(2, 1fr); gap: 2rem 1rem; }
  .process::before { display: none; }
  .gallery-grid { grid-template-columns: repeat(3, 1fr); }
  .gallery-item:nth-child(6n+1) { grid-column: span 2; grid-row: span 1; aspect-ratio: 4/3; }
}

@media (max-width: 860px) {
  .topbar { display: none; }
  .section { padding: 4rem 0; }
  .split, .split--wide { grid-template-columns: 1fr; gap: 2.5rem; }
  .split--rev > *:first-child { order: 2; }
  .g-3 { grid-template-columns: repeat(2, 1fr); }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .form-grid { grid-template-columns: 1fr; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 1.5rem 1rem; }
  .filter-bar { top: 66px; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .frame::after { inset: 10px -10px -10px 10px; }
}

@media (max-width: 640px) {
  .client-card { min-width: 190px; height: 100px; padding: 12px 16px; }
  .client-card img { max-height: 68px; }
  :root { --gutter: 1.15rem; }
  body { padding-bottom: 68px; }
  .header .wrap { height: 66px; }
  .brand img { width: 36px; height: 39px; }
  .brand-name { font-size: .88rem; }
  .brand-tag { font-size: .47rem; }
  .section { padding: 3.5rem 0; }
  .g-2, .g-3, .g-4 { grid-template-columns: 1fr; }
  .hero--home { min-height: auto; }
  .hero-inner { padding-block: 3.5rem 3rem; }
  .hero h1 { font-size: clamp(1.95rem, 8.5vw, 2.6rem); }
  .hero-actions .btn { width: 100%; }
  .hero-stats { margin-top: 2.5rem; padding-top: 1.5rem; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); gap: .75rem; }
  .process { grid-template-columns: 1fr; gap: 1.5rem; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer { padding-top: 3rem; }
  .footer-bottom { flex-direction: column; text-align: center; gap: .6rem; }
  .gallery-grid { grid-template-columns: 1fr 1fr; gap: .6rem; }
  .gallery-item:nth-child(6n+1) { grid-column: span 2; }
  .cta-actions .btn { width: 100%; }
  .fab-wa { bottom: 84px; right: 14px; width: 50px; height: 50px; }
  .fab-wa svg { width: 25px; height: 25px; }
  .fab-top { bottom: 144px; right: 14px; }
  .lb-prev { left: .5rem; } .lb-next { right: .5rem; }
  .lb-btn { width: 42px; height: 42px; }

  /* Spec rail becomes marquee */
  .spec-rail-inner { justify-content: flex-start; padding-inline: 0; }
  .spec-rail-inner { width: max-content; animation: scrollx 26s linear infinite; }

  /* Sticky bottom action bar */
  .mobile-bar {
    display: grid; grid-template-columns: repeat(3, 1fr);
    position: fixed; left: 0; right: 0; bottom: 0; z-index: 850;
    background: rgba(8,19,28,.97);
    -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
    border-top: 1px solid var(--line);
  }
  .mobile-bar a {
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    gap: .3rem; padding: .7rem .3rem; min-height: 62px;
    font-family: var(--f-mono); font-size: .55rem; letter-spacing: .1em;
    text-transform: uppercase; color: var(--muted);
    border-right: 1px solid var(--line-soft);
  }
  .mobile-bar a:last-child { border-right: 0; }
  .mobile-bar a svg { width: 19px; height: 19px; color: var(--copper-lt); }
  .mobile-bar a:active { background: rgba(201,128,63,.14); }
}

/* ─────────── 21. REDUCED MOTION ─────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal, .stagger > * { opacity: 1 !important; transform: none !important; }
  .hero-bg img { animation: none; }
  .embers, .hero-glow { display: none; }
  .heat-text { -webkit-text-fill-color: var(--chalk); color: var(--chalk); background: none; }
  .marquee-track, .spec-rail-inner { animation: none !important; }
}

/* ─────────── 22. PRINT ─────────── */
@media print {
  .header, .topbar, .footer, .fab-wa, .fab-top, .mobile-bar, .cta-band, .embers, .hero-glow { display: none !important; }
  body { background: #fff; color: #000; }
  .section { padding: 1rem 0; }
}

/* Top bar now carries an extra email — keep addresses from breaking mid-word */
.topbar-contacts { flex-wrap: wrap; gap: .5rem 1.15rem; }
.topbar-contacts a { white-space: nowrap; }
@media (max-width: 1180px) {
  .topbar-contacts a[href="mailto:bhartienterprises1123@gmail.com"] { display: none; }
}