/* ============================================================================
   PERA CONSTRUCTION — site stylesheet
   Re-keyed from the Pera design system: primary accent set to the logo's
   amber/gold. Bilingual (AR-RTL / EN-LTR). Built on logical properties.
   ============================================================================ */

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

@font-face {
  font-family: 'IBM Plex Sans';
  src: url('fonts/IBMPlexSans-VariableFont_wdth_wght.ttf') format('truetype-variations');
  font-weight: 100 700; font-stretch: 75% 100%; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'IBM Plex Arabic';
  src: url('fonts/IBMPlexArabic-Regular.ttf') format('truetype');
  font-weight: 400; font-style: normal; font-display: swap;
}

:root {
  /* ── Amber/gold accent (re-keyed from Signal Yellow to match the logo) ── */
  --signal:        #EE9F2E;
  --signal-hover:  #D98C1F;
  --signal-press:  #C27C16;
  --signal-deep:   #F28B2A;   /* logo orange */
  --signal-gold:   #F9B954;   /* logo gold */
  --signal-tint:   #FBE8C9;
  --signal-tint-2: #FDF4E6;

  --asphalt:       #16181C;
  --asphalt-2:     #22262C;
  --asphalt-hover: #2A2E35;

  --blueprint:     #1C4E6B;
  --blueprint-2:   #0E3850;
  --blueprint-grid: rgba(120,180,210,0.16);

  --concrete-50:   #F7F6F3;
  --concrete-100:  #EDEBE6;
  --concrete-200:  #DEDBD3;
  --concrete-300:  #C7C3B8;
  --concrete-400:  #A8A399;
  --concrete-500:  #837F76;
  --concrete-600:  #5E5B54;
  --concrete-700:  #403E39;
  --white:         #FFFFFF;
  --chalk:         var(--concrete-50);

  --fg-1: var(--asphalt);
  --fg-2: rgba(22,24,28,0.70);
  --fg-3: rgba(22,24,28,0.50);
  --fg-on-dark: #fff;
  --fg-on-dark-2: rgba(255,255,255,0.70);

  --border-hairline: rgba(22,24,28,0.12);
  --border-divider:  rgba(22,24,28,0.16);
  --border-on-dark:  rgba(255,255,255,0.16);

  --font-display: 'IBM Plex Sans', system-ui, sans-serif;
  --font-sans:    'IBM Plex Sans', system-ui, sans-serif;
  --font-mono:    'IBM Plex Mono', ui-monospace, Menlo, monospace;
  --font-arabic:  'IBM Plex Arabic', 'IBM Plex Sans', system-ui, sans-serif;

  --hazard: linear-gradient(90deg,
     var(--asphalt) 0%, var(--blueprint) 48%, var(--signal-gold) 100%);
  --hazard-fine: linear-gradient(90deg,
     var(--asphalt) 0%, var(--blueprint) 48%, var(--signal-gold) 100%);
  --grid-on-dark:
     linear-gradient(var(--blueprint-grid) 1px, transparent 1px),
     linear-gradient(90deg, var(--blueprint-grid) 1px, transparent 1px);
  --grid-light:
     linear-gradient(rgba(22,24,28,0.045) 1px, transparent 1px),
     linear-gradient(90deg, rgba(22,24,28,0.045) 1px, transparent 1px);

  --shadow-1: 0 1px 2px rgba(22,24,28,0.06), 0 4px 12px rgba(22,24,28,0.07);
  --shadow-2: 0 2px 4px rgba(22,24,28,0.08), 0 16px 36px rgba(22,24,28,0.12);
  --shadow-hard: 5px 5px 0 var(--asphalt);
  --ease: cubic-bezier(0.2,0,0.1,1);
  --ease-out: cubic-bezier(0.16,1,0.3,1);

  --wrap: 1200px;
}

/* ── Bilingual font + script handling ─────────────────────────────────────── */
html[lang="ar"] {
  --font-display: 'IBM Plex Arabic', 'IBM Plex Sans', sans-serif;
  --font-sans:    'IBM Plex Arabic', 'IBM Plex Sans', sans-serif;
}

* { box-sizing: border-box; }
html { -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; scroll-behavior: smooth; }
body {
  margin: 0; font-family: var(--font-sans); color: var(--fg-1);
  background: var(--chalk); font-size: 17px; line-height: 1.62;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; }
::selection { background: var(--signal); color: var(--asphalt); }

h1,h2,h3,h4,h5 {
  font-family: var(--font-display); margin: 0; line-height: 1.06;
  letter-spacing: -0.02em; font-weight: 800;
}
/* Arabic: no uppercase, no negative tracking, looser leading */
html[lang="ar"] h1, html[lang="ar"] h2, html[lang="ar"] h3,
html[lang="ar"] h4, html[lang="ar"] h5,
html[lang="ar"] .display, html[lang="ar"] .eyebrow {
  letter-spacing: 0 !important; text-transform: none !important; line-height: 1.25;
}
html[lang="ar"] body { line-height: 1.85; }

.display { font-weight: 900; text-transform: uppercase; letter-spacing: -0.025em; line-height: 0.98; }

/* ── Layout ───────────────────────────────────────────────────────────────── */
.wrap { max-width: var(--wrap); margin-inline: auto; padding-inline: 40px; }
.section { padding-block: 104px; }
.section--tight { padding-block: 72px; }
.section--dark { background: var(--asphalt); color: var(--fg-on-dark); }
.section--blueprint { background-color: var(--blueprint-2); background-image: var(--grid-on-dark); background-size: 30px 30px; color: var(--fg-on-dark); }
.section--subtle { background: var(--concrete-100); }
.section--grid { background-image: var(--grid-light); background-size: 30px 30px; }
.section--dark h1, .section--dark h2, .section--dark h3, .section--blueprint h1, .section--blueprint h2, .section--blueprint h3 { color: #fff; }

.hazard-cap { height: 6px; background: var(--hazard-fine); width: 100%; }
.hazard-bar { height: 10px; background: var(--hazard); width: 100%; }

/* ── Eyebrow (mono technical label) ──────────────────────────────────────── */
.eyebrow {
  font-family: var(--font-mono); font-size: 12.5px; font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--signal-press);
  display: inline-flex; align-items: center; gap: 10px; margin: 0;
}
.eyebrow::before { content: ''; width: 26px; height: 2px; background: var(--signal); display: inline-block; }
.section--dark .eyebrow, .section--blueprint .eyebrow, .hero .eyebrow { color: var(--signal-gold); }
html[lang="ar"] .eyebrow { font-family: var(--font-arabic); font-size: 14px; font-weight: 700; }

.lead { font-size: 20px; color: var(--fg-2); line-height: 1.62; max-width: 60ch; }
html[lang="ar"] .lead { line-height: 1.95; }
.section--dark .lead, .section--blueprint .lead, .hero .lead { color: var(--fg-on-dark-2); }
.measure { max-width: 62ch; }

/* ── Buttons ─────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 10px; cursor: pointer;
  font-family: var(--font-sans); font-weight: 700; font-size: 15.5px;
  padding: 15px 26px; border-radius: 2px; border: 2px solid transparent;
  transition: all 160ms var(--ease); white-space: nowrap; line-height: 1;
}
html[lang="ar"] .btn { font-weight: 700; }
.btn svg { width: 19px; height: 19px; }
.btn--primary { background: var(--signal); color: var(--asphalt); }
.btn--primary:hover { background: var(--signal-hover); }
.btn--dark { background: var(--asphalt); color: #fff; }
.btn--dark:hover { background: var(--asphalt-hover); }
.btn--ghost { border-color: var(--asphalt); color: var(--asphalt); }
.btn--ghost:hover { background: var(--asphalt); color: #fff; }
.btn--light { border-color: rgba(255,255,255,0.45); color: #fff; }
.btn--light:hover { background: #fff; color: var(--asphalt); }
.btn--hard { background: var(--signal); color: var(--asphalt); border-color: var(--asphalt); box-shadow: var(--shadow-hard); }
.btn--hard:hover { transform: translate(3px,3px); box-shadow: 2px 2px 0 var(--asphalt); }
.btn--lg { padding: 18px 32px; font-size: 16.5px; }

/* ── Header ──────────────────────────────────────────────────────────────── */
.site-header { position: sticky; top: 0; z-index: 100; }
.site-header__bar {
  background: rgba(255,255,255,0.94); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-hairline);
}
.site-header__inner { display: flex; align-items: center; justify-content: space-between; height: 78px; gap: 24px; }
.brand { display: flex; align-items: center; }
.brand img { height: 62px; }
.nav { display: flex; align-items: center; gap: 2px; }
.nav a {
  font-weight: 600; font-size: 15.5px; padding: 10px 15px; color: var(--asphalt);
  position: relative; transition: color 140ms var(--ease);
}
html[lang="ar"] .nav a { font-weight: 700; font-size: 16px; }
.nav a::after {
  content: ''; position: absolute; inset-inline: 15px; bottom: 4px; height: 2.5px;
  background: var(--signal); transform: scaleX(0); transform-origin: inline-start;
  transition: transform 160ms var(--ease);
}
.nav a:hover::after, .nav a.is-active::after { transform: scaleX(1); }
.nav a.is-active { color: var(--signal-press); }
.header-cta { display: flex; align-items: center; gap: 14px; }
.lang-toggle {
  display: inline-flex; align-items: center; gap: 7px; cursor: pointer; background: none;
  border: 1.5px solid var(--border-divider); border-radius: 2px; padding: 9px 13px;
  font-family: var(--font-mono); font-size: 12.5px; font-weight: 600; letter-spacing: 0.06em;
  color: var(--asphalt); transition: all 140ms var(--ease);
}
.lang-toggle:hover { border-color: var(--asphalt); }
.lang-toggle svg { width: 15px; height: 15px; }
.menu-btn { display: none; background: none; border: none; cursor: pointer; color: var(--asphalt); padding: 8px; }
.menu-btn svg { width: 26px; height: 26px; }

/* mobile drawer */
.mobile-nav { display: none; }

/* ── Hero ────────────────────────────────────────────────────────────────── */
.hero { position: relative; background: var(--asphalt); color: #fff; overflow: hidden; }
.hero__media { position: absolute; inset: 0; }
.hero__media img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(0.38) contrast(1.06) saturate(0.82) brightness(0.72); }
.hero__media::after {
  content: ''; position: absolute; inset: 0;
  background:
    linear-gradient(to top, rgba(11,12,14,0.94) 4%, rgba(15,17,20,0.62) 42%, rgba(15,17,20,0.40) 100%),
    radial-gradient(120% 90% at var(--hero-x,15%) 110%, rgba(238,159,46,0.30), transparent 55%);
}
.hero__inner { position: relative; padding-block: 132px; }
.hero--page .hero__inner { padding-block: 96px; }
.hero h1 { font-size: clamp(40px, 6vw, 82px); max-width: 16ch; margin-bottom: 22px; }
.hero--page h1 { font-size: clamp(34px, 5vw, 62px); }
.hero .lead { max-width: 52ch; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.crumbs { font-family: var(--font-mono); font-size: 12.5px; letter-spacing: 0.1em; color: var(--fg-on-dark-2); text-transform: uppercase; margin-bottom: 22px; }
html[lang="ar"] .crumbs { font-family: var(--font-arabic); letter-spacing: 0; }

/* ── Section heading block ───────────────────────────────────────────────── */
.head { margin-bottom: 52px; }
.head h2 { font-size: clamp(30px, 3.6vw, 46px); margin-top: 16px; max-width: 20ch; }
.head--center { text-align: center; }
.head--center .eyebrow { justify-content: center; }
.head--center h2 { margin-inline: auto; }

/* ── Grids ───────────────────────────────────────────────────────────────── */
.grid { display: grid; gap: 28px; }
.cols-2 { grid-template-columns: repeat(2, 1fr); }
.cols-3 { grid-template-columns: repeat(3, 1fr); }
.cols-4 { grid-template-columns: repeat(4, 1fr); }
.split { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 64px; align-items: center; }
.split--media-end { grid-template-columns: 0.95fr 1.05fr; }

/* ── Cards ───────────────────────────────────────────────────────────────── */
.card { background: #fff; border: 1px solid var(--border-hairline); border-radius: 4px; padding: 34px; transition: transform 200ms var(--ease), box-shadow 200ms var(--ease), border-color 200ms var(--ease); }
.card--hover:hover { transform: translateY(-4px); box-shadow: var(--shadow-2); border-color: transparent; }
.icon-badge { width: 56px; height: 56px; border-radius: 3px; background: var(--asphalt); color: var(--signal); display: grid; place-items: center; margin-bottom: 24px; }
.icon-badge svg { width: 28px; height: 28px; }
html[lang="ar"] [data-ico="arrow"] svg, html[lang="ar"] .btn--arrow svg { transform: scaleX(-1); }
.card h3 { font-size: 22px; margin-bottom: 12px; letter-spacing: -0.01em; }
.card p { color: var(--fg-2); font-size: 16px; margin: 0; }

/* feature value card */
.value { background: #fff; border: 2px solid var(--asphalt); border-radius: 4px; padding: 32px; position: relative; }
.value__cap { position: absolute; inset-inline: 0; top: 0; height: 6px; background: var(--hazard-fine); }
.value .num { font-family: var(--font-mono); font-size: 13px; color: var(--signal-press); font-weight: 600; }

/* ── Stats ───────────────────────────────────────────────────────────────── */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border-block: 1px solid var(--border-on-dark); }
.stat { padding: 36px 28px; border-inline-start: 1px solid var(--border-on-dark); }
.stat:first-child { border-inline-start: none; }
.stat__num { font-family: var(--font-mono); font-weight: 700; font-size: clamp(34px, 4vw, 52px); letter-spacing: -0.02em; line-height: 1; color: var(--signal-gold); font-variant-numeric: tabular-nums; }
.stat__label { margin-top: 12px; font-size: 14.5px; color: var(--fg-on-dark-2); }
html[lang="ar"] .stat__label { font-size: 15.5px; }

/* ── Service rows ────────────────────────────────────────────────────────── */
.svc { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 56px; align-items: center; }
.svc--flip { grid-template-columns: 1.1fr 0.9fr; }
.svc__media { position: relative; border-radius: 4px; overflow: hidden; aspect-ratio: 4/3; box-shadow: var(--shadow-1); }
.svc__media img { width: 100%; height: 100%; object-fit: cover; }
.svc__no { font-family: var(--font-mono); font-size: 14px; font-weight: 600; color: var(--signal-press); letter-spacing: 0.1em; }
.svc h3 { font-size: clamp(24px, 2.6vw, 34px); margin: 14px 0 18px; }
.feat-list { list-style: none; padding: 0; margin: 22px 0 0; display: grid; gap: 12px; }
.feat-list li { display: flex; gap: 12px; align-items: flex-start; font-size: 16.5px; color: var(--fg-2); }
.feat-list svg { width: 20px; height: 20px; color: var(--signal-press); flex: 0 0 auto; margin-top: 3px; }

/* ── Project cards ───────────────────────────────────────────────────────── */
.proj { background: #fff; border: 1px solid var(--border-hairline); border-radius: 4px; overflow: hidden; display: flex; flex-direction: column; transition: transform 200ms var(--ease), box-shadow 200ms var(--ease); }
.proj--hover:hover { transform: translateY(-5px); box-shadow: var(--shadow-2); }
.proj__media { position: relative; aspect-ratio: 16/10; overflow: hidden; }
.proj__media img { width: 100%; height: 100%; object-fit: cover; transition: transform 500ms var(--ease-out); }
.proj--hover:hover .proj__media img { transform: scale(1.05); }
.proj__tag { position: absolute; inset-block-start: 14px; inset-inline-start: 14px; background: var(--signal); color: var(--asphalt); font-family: var(--font-mono); font-size: 11.5px; font-weight: 700; letter-spacing: 0.08em; padding: 6px 11px; border-radius: 2px; }
html[lang="ar"] .proj__tag { font-family: var(--font-arabic); letter-spacing: 0; }
.proj__body { padding: 28px; display: flex; flex-direction: column; flex: 1; }
.proj__meta { display: flex; flex-wrap: wrap; gap: 8px 18px; margin-bottom: 16px; }
.proj__meta span { display: inline-flex; align-items: center; gap: 7px; font-size: 13.5px; color: var(--fg-3); font-family: var(--font-mono); letter-spacing: 0.02em; }
html[lang="ar"] .proj__meta span { font-family: var(--font-arabic); }
.proj__meta svg { width: 15px; height: 15px; }
.proj h3 { font-size: 21px; margin-bottom: 12px; line-height: 1.2; }
.proj__body p { color: var(--fg-2); font-size: 15.5px; margin: 0 0 20px; }

.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: auto; }
.chip { font-family: var(--font-mono); font-size: 12px; font-weight: 600; padding: 6px 11px; border-radius: 999px; background: var(--signal-tint); color: var(--signal-press); letter-spacing: 0.03em; }
html[lang="ar"] .chip { font-family: var(--font-arabic); letter-spacing: 0; }

/* spec list (project detail metrics) */
.specs { display: grid; grid-template-columns: repeat(3,1fr); gap: 1px; background: var(--border-on-dark); border: 1px solid var(--border-on-dark); border-radius: 4px; overflow: hidden; }
.spec { background: var(--asphalt); padding: 26px 22px; }
.spec__num { font-family: var(--font-mono); font-weight: 700; font-size: 30px; color: var(--signal-gold); letter-spacing: -0.02em; line-height: 1; }
.spec__label { margin-top: 10px; font-size: 13.5px; color: var(--fg-on-dark-2); }
html[lang="ar"] .spec__label { font-size: 14.5px; }

/* ── Gallery ─────────────────────────────────────────────────────────────── */
.gallery { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.gallery a { border-radius: 3px; overflow: hidden; aspect-ratio: 1/1; }
.gallery img { width: 100%; height: 100%; object-fit: cover; transition: transform 500ms var(--ease-out); }
.gallery a:hover img { transform: scale(1.06); }
.gallery .tall { grid-row: span 2; aspect-ratio: auto; }

/* pump-station mini cells (project flagship) */
.ps { padding: 16px 18px; border-top: 1px solid var(--border-hairline); border-inline-start: 1px solid var(--border-hairline); }
.ps:nth-child(3n+1) { border-inline-start: none; }
.ps b { font-family: var(--font-mono); font-size: 23px; color: var(--signal-press); display: block; line-height: 1; }
.ps span { font-size: 12px; color: var(--fg-3); font-family: var(--font-mono); }
html[lang="ar"] .ps span { font-family: var(--font-arabic); }

/* ── Contact ─────────────────────────────────────────────────────────────── */
.field { display: flex; flex-direction: column; gap: 8px; margin-bottom: 20px; }
.field label { font-family: var(--font-mono); font-size: 12px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--fg-3); }
html[lang="ar"] .field label { font-family: var(--font-arabic); letter-spacing: 0; }
.field input, .field textarea, .field select {
  font-family: var(--font-sans); font-size: 16px; padding: 14px 16px; border: 1.5px solid var(--border-divider);
  border-radius: 2px; background: #fff; color: var(--asphalt); transition: border-color 140ms var(--ease), box-shadow 140ms var(--ease); width: 100%;
}
.field input:focus, .field textarea:focus, .field select:focus { outline: none; border-color: var(--signal); box-shadow: 0 0 0 3px rgba(238,159,46,0.30); }
.field textarea { resize: vertical; min-height: 130px; }
.contact-card { background: #fff; border: 1px solid var(--border-hairline); border-radius: 4px; padding: 40px; }
.info-row { display: flex; gap: 16px; align-items: flex-start; padding: 22px 0; border-bottom: 1px solid var(--border-hairline); }
.info-row:last-child { border-bottom: none; }
.info-row .ico { width: 46px; height: 46px; flex: 0 0 auto; border-radius: 3px; background: var(--signal-tint); color: var(--signal-press); display: grid; place-items: center; }
.info-row .ico svg { width: 22px; height: 22px; }
.info-row h4 { font-size: 13px; font-family: var(--font-mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--fg-3); margin-bottom: 6px; font-weight: 600; }
html[lang="ar"] .info-row h4 { font-family: var(--font-arabic); letter-spacing: 0; }
.info-row p { margin: 0; font-size: 17px; font-weight: 500; color: var(--asphalt); direction: ltr; unicode-bidi: plaintext; }
.map { aspect-ratio: 16/8; border-radius: 4px; overflow: hidden; background: var(--blueprint-2); background-image: var(--grid-on-dark); background-size: 26px 26px; position: relative; display: grid; place-items: center; }
.map__pin { text-align: center; color: var(--fg-on-dark-2); font-family: var(--font-mono); font-size: 13px; letter-spacing: 0.06em; }
html[lang="ar"] .map__pin { font-family: var(--font-arabic); letter-spacing: 0; }
.map__pin svg { width: 38px; height: 38px; color: var(--signal); margin-bottom: 10px; }

/* ── CTA band ────────────────────────────────────────────────────────────── */
.cta-band { position: relative; background: var(--asphalt); color: #fff; overflow: hidden; border-radius: 4px; }
.cta-band__media { position: absolute; inset: 0; }
.cta-band__media img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(0.4) brightness(0.4) contrast(1.1); }
.cta-band__inner { position: relative; padding: 72px 56px; display: flex; align-items: center; justify-content: space-between; gap: 40px; flex-wrap: wrap; }
.cta-band h2 { font-size: clamp(28px, 3.4vw, 44px); max-width: 18ch; }

/* ── Footer ──────────────────────────────────────────────────────────────── */
.footer { background: var(--asphalt); color: var(--fg-on-dark-2); }
.footer__top { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 40px; padding-block: 72px; }
.footer img.flogo { height: 60px; margin-bottom: 22px; }
.footer h5 { color: #fff; font-family: var(--font-mono); font-size: 12.5px; letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 20px; font-weight: 600; }
html[lang="ar"] .footer h5 { font-family: var(--font-arabic); letter-spacing: 0; font-size: 15px; }
.footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.footer a { color: var(--fg-on-dark-2); font-size: 15px; transition: color 140ms; }
.footer a:hover { color: var(--signal); }
.footer__about { font-size: 15px; max-width: 38ch; line-height: 1.75; }
.footer__bottom { border-top: 1px solid var(--border-on-dark); padding-block: 26px; display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-family: var(--font-mono); font-size: 12.5px; letter-spacing: 0.04em; color: var(--fg-3); }
html[lang="ar"] .footer__bottom { font-family: var(--font-arabic); letter-spacing: 0; }
.footer__contact { display: grid; gap: 10px; }
.footer__contact a { display: inline-flex; gap: 9px; align-items: center; }
.footer__contact svg { width: 16px; height: 16px; color: var(--signal); flex: 0 0 auto; }

/* ── Reveal animation ────────────────────────────────────────────────────── */
@media (prefers-reduced-motion: no-preference) {
  .reveal-on .reveal { opacity: 0; transform: translateY(16px); transition: opacity 620ms var(--ease-out), transform 620ms var(--ease-out); }
  .reveal-on .reveal.is-in { opacity: 1; transform: none; }
  .reveal-d1 { transition-delay: 80ms; } .reveal-d2 { transition-delay: 160ms; }
  .reveal-d3 { transition-delay: 240ms; } .reveal-d4 { transition-delay: 320ms; }
}

/* ── Responsive ──────────────────────────────────────────────────────────── */
@media (max-width: 1000px) {
  .footer__top { grid-template-columns: 1fr 1fr; }
  .cols-4 { grid-template-columns: repeat(2,1fr); }
  .gallery { grid-template-columns: repeat(3,1fr); }
}
@media (max-width: 820px) {
  .wrap { padding-inline: 22px; }
  .section { padding-block: 68px; }
  .nav, .header-cta .btn { display: none; }
  .menu-btn { display: inline-flex; }
  .split, .svc, .svc--flip { grid-template-columns: 1fr; gap: 30px; }
  .svc--flip .svc__media { order: -1; }
  .cols-2, .cols-3, .cols-4, .specs { grid-template-columns: 1fr; }
  .specs { grid-template-columns: repeat(3,1fr); }
  .stats { grid-template-columns: repeat(2,1fr); }
  .stat:nth-child(3) { border-inline-start: none; }
  .stat:nth-child(odd) { border-inline-start: none; }
  .hero__inner { padding-block: 88px; }
  .cta-band__inner { padding: 48px 30px; }
  .mobile-nav.is-open { display: block; position: fixed; inset: 0; z-index: 200; background: var(--asphalt); color: #fff; padding: 28px 26px; }
  .mobile-nav__head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 40px; }
  .mobile-nav__head img { height: 46px; }
  .mobile-nav a { display: block; font-family: var(--font-display); font-weight: 800; font-size: 30px; padding: 16px 0; border-bottom: 1px solid var(--border-on-dark); color: #fff; }
  .mobile-nav .close { background: none; border: none; color: #fff; cursor: pointer; }
  .mobile-nav .close svg { width: 30px; height: 30px; }
}
@media (max-width: 560px) {
  .gallery { grid-template-columns: repeat(2,1fr); }
  .specs { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr; }
  .stat { border-inline-start: none; }
  .contact-card { padding: 26px; }
}