/* ==========================================================================
   BrightCurrent Solutions — Stylesheet
   Design tokens are derived from the approved wireframe (1a — grid classic).
   ========================================================================== */

/* ---------- Design tokens ---------- */
:root {
  --bg: #f0eee9;
  --surface: #ffffff;
  --ink: #1a1a1a;
  --ink-soft: #3a3a35;
  --muted: #6b6b64;
  --muted-2: #8a8a83;

  --green: #1f7a3f;
  --green-dark: #155c2e;
  --blue: #14418c;
  --blue-dark: #0f3269;
  --gold: #f2b705;
  --gold-dark: #caa004;

  --line: #1a1a1a;
  --line-soft: #dedbd6;
  --panel-alt: #f7f7f4;
  --placeholder-bg: #ececea;
  --placeholder-border: #9a9a94;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 14px;
  --radius-pill: 999px;

  --container: 1180px;
  --border-w: 2px;

  --shadow-sm: 0 1px 3px rgba(0,0,0,.06);
  --shadow-md: 0 8px 24px rgba(0,0,0,.08);

  --font: 'Inter', system-ui, -apple-system, "Segoe UI", sans-serif;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body, h1, h2, h3, h4, p, figure, blockquote, dl, dd { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
input, textarea, select { font: inherit; color: inherit; }
:focus-visible { outline: 3px solid var(--gold); outline-offset: 2px; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--ink-soft);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}
main { flex: 1 0 auto; }

h1, h2, h3, h4 { color: var(--ink); font-weight: 700; line-height: 1.15; letter-spacing: -0.01em; }

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 24px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--green);
}
.eyebrow.blue { color: var(--blue); }
.eyebrow::before {
  content: "";
  width: 18px;
  height: 2px;
  background: currentColor;
  display: inline-block;
}

.section-head { max-width: 640px; margin-bottom: 34px; }
.section-head h2 { font-size: clamp(22px, 3vw, 30px); margin-top: 10px; }
.section-head p { margin-top: 12px; color: var(--muted); font-size: 15px; }
.section-head--split {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

section.band { padding: 64px 0; }
section.band.alt { background: var(--panel-alt); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 22px;
  font-weight: 600;
  font-size: 13.5px;
  border-radius: var(--radius-md);
  border: var(--border-w) solid transparent;
  transition: transform .15s ease, box-shadow .15s ease, background-color .15s ease, color .15s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn svg { width: 16px; height: 16px; flex: none; }
.btn-primary { background: var(--green); color: #fff; border-color: var(--green); }
.btn-primary:hover { background: var(--green-dark); border-color: var(--green-dark); }
.btn-outline { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn-outline:hover { background: var(--ink); color: #fff; }
.btn-gold { background: var(--gold); color: var(--ink); border-color: var(--gold); }
.btn-gold:hover { background: var(--gold-dark); border-color: var(--gold-dark); }
.btn-white { background: #fff; color: var(--ink); border-color: #fff; }
.btn-white:hover { background: transparent; color: #fff; }
.btn-ghost-white { background: transparent; color: #fff; border-color: rgba(255,255,255,.6); }
.btn-ghost-white:hover { background: rgba(255,255,255,.15); border-color: #fff; }
.btn-block { width: 100%; }
.btn-sm { padding: 9px 16px; font-size: 12.5px; }

.link-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12.5px;
  font-weight: 700;
  color: var(--blue);
  transition: gap .15s ease;
}
.link-more:hover { gap: 10px; }
.link-more svg { width: 14px; height: 14px; }

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--blue);
  box-shadow: 0 1px 0 rgba(0,0,0,.12);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.brand { display: flex; align-items: center; flex: none; padding: 4px 8px; border-radius: var(--radius-sm); background: #fff; }
.brand-logo { width: 145px; height: auto; }

.main-nav { display: flex; align-items: center; gap: 6px; }
.main-nav a:not(.btn) {
  padding: 9px 14px;
  font-size: 13.5px;
  font-weight: 500;
  color: rgba(255,255,255,.8);
  border-radius: var(--radius-md);
  border-bottom: 2px solid transparent;
}
.main-nav a:not(.btn):hover { color: #fff; }
.main-nav a.is-active { color: var(--gold); font-weight: 700; }
.nav-cta { margin-left: 6px; }
.site-header .btn-outline { border-color: rgba(255,255,255,.7); color: #fff; }
.site-header .btn-outline:hover { background: #fff; color: var(--blue); }

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: var(--border-w) solid rgba(255,255,255,.7);
  border-radius: var(--radius-md);
  color: #fff;
  align-items: center;
  justify-content: center;
}
.nav-toggle svg { width: 20px; height: 20px; }
.nav-toggle .icon-close { display: none; }
.nav-toggle[aria-expanded="true"] .icon-menu { display: none; }
.nav-toggle[aria-expanded="true"] .icon-close { display: block; }

.mobile-nav {
  display: none;
  background: var(--surface);
  box-shadow: var(--shadow-md);
}
.mobile-nav.is-open { display: block; }
.mobile-nav .container { padding-block: 14px; display: flex; flex-direction: column; gap: 4px; }
.mobile-nav a:not(.btn) { display: block; padding: 12px 6px; font-weight: 600; font-size: 15px; border-bottom: 1px solid var(--line-soft); }
.mobile-nav a.is-active { color: var(--blue); }
.mobile-nav .btn { margin-top: 10px; }

/* ---------- Hero (jumbotron) ---------- */
.hero {
  position: relative;
  min-height: 560px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  isolation: isolate;
}
.hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(160deg, rgba(31,122,63,.78), rgba(21,92,46,.7));
}
.hero-copy {
  position: relative;
  z-index: 2;
  max-width: 720px;
  margin-inline: auto;
  padding: 100px 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}
.hero-copy .eyebrow { color: var(--gold); }
.hero-copy h1 { color: #fff; font-size: clamp(30px, 4.2vw, 46px); max-width: 640px; margin-top: 14px; }
.hero-copy .lede { margin-top: 18px; max-width: 560px; font-size: 16px; color: rgba(255,255,255,.88); }
.hero-actions { display: flex; gap: 12px; margin-top: 28px; flex-wrap: wrap; justify-content: center; }

/* ---------- Stats bar ---------- */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: var(--panel-alt);
}
.stat { padding: 26px 20px; border-right: 1px solid var(--line-soft); text-align: left; }
.stat:last-child { border-right: none; }
.stat .num { font-size: 26px; font-weight: 800; color: var(--blue); }
.stat .label { font-size: 12px; color: var(--muted); margin-top: 4px; }

/* ---------- Services grid ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.service-card {
  border-radius: var(--radius-md);
  padding: 22px;
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: box-shadow .15s ease, transform .15s ease, background-color .15s ease;
}
.service-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); background: var(--gold); }
.service-icon {
  width: 40px; height: 40px;
  border: var(--border-w) solid var(--green);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  color: var(--green);
  transition: border-color .15s ease, color .15s ease;
}
.service-icon svg { width: 20px; height: 20px; }
.service-card:hover .service-icon { border-color: var(--ink); color: var(--ink); }
.service-card h3 { font-size: 14.5px; }
.service-card p { font-size: 13px; color: var(--muted); flex: 1; transition: color .15s ease; }
.service-card:hover p { color: rgba(0,0,0,.65); }

/* ---------- Why us ---------- */
.split-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
}
.reasons { display: flex; flex-direction: column; gap: 18px; margin-top: 18px; }
.reason { display: flex; gap: 14px; }
.reason-mark { width: 30px; height: 30px; flex: none; border: var(--border-w) solid var(--blue); border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; color: var(--blue); }
.reason-mark svg { width: 16px; height: 16px; }
.reason h4 { font-size: 14px; }
.reason p { font-size: 13px; color: var(--muted); margin-top: 4px; }

/* ---------- Real image helpers ----------
   Drop files into assets/images/ using the exact names referenced in each
   page's <img> tags and they display automatically — no other code changes
   needed. .fill-cover is for photos in a fixed box (hero, media-block,
   work-thumb); .fit-contain is for product/logo shots that must not be
   cropped (product-thumb, cert-tile). */
.fill-cover { width: 100%; height: 100%; object-fit: cover; display: block; }
.fit-contain { max-width: 100%; max-height: 100%; object-fit: contain; display: block; }

/* ---------- About: story + vision/mission (container-aligned, not full-bleed) ---------- */
.split-contained { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.split-contained-media { min-height: 280px; border-radius: var(--radius-lg); overflow: hidden; }

.vision-mission-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.vision-mission-card { background: var(--surface); border-radius: var(--radius-md); padding: 28px 26px; box-shadow: var(--shadow-sm); }

/* ---------- Media placeholder blocks (used until real photos are supplied) ---------- */
.media-block {
  position: relative;
  min-height: 260px;
  background:
    linear-gradient(160deg, #dfeee3 0%, #f0eee9 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted-2);
}
.media-block svg { width: 30%; max-width: 90px; opacity: .55; }
.media-block .media-tag {
  position: absolute;
  left: 12px; bottom: 12px;
  font-size: 10.5px;
  padding: 4px 8px;
  border-radius: var(--radius-pill);
  background: rgba(26,26,26,.75);
  color: #fff;
  letter-spacing: .04em;
}

/* ---------- Product / work grids ---------- */
.product-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px; }
.product-tile { display: flex; flex-direction: column; gap: 8px; }
.product-thumb {
  aspect-ratio: 1;
  border: var(--border-w) solid var(--line-soft);
  border-radius: var(--radius-md);
  background: var(--placeholder-bg);
  display: flex; align-items: center; justify-content: center;
  color: var(--muted-2);
}
.product-thumb svg { width: 34%; }
.product-tile .name { font-size: 12px; color: var(--ink-soft); font-weight: 600; }

.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.process-step { padding: 22px 22px 0; border-top: 6px solid var(--blue); }
.process-step .step-num { font-size: 11px; color: var(--muted-2); font-weight: 700; }
.process-step h4 { font-size: 14px; margin-top: 6px; }
.process-step p { font-size: 12.5px; color: var(--muted); margin-top: 6px; padding-bottom: 22px; }

.work-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.work-card { display: flex; flex-direction: column; gap: 10px; }
.work-thumb {
  height: 170px;
  border-radius: var(--radius-md);
  border: var(--border-w) solid var(--line-soft);
  background: linear-gradient(150deg,#eef1e6,#f0eee9);
  display: flex; align-items: center; justify-content: center;
  color: var(--muted-2);
  position: relative;
  overflow: hidden;
}
.work-thumb svg { width: 26%; opacity: .55; }
.work-card h4 { font-size: 13.5px; }
.work-card .tag { font-size: 11px; color: var(--green); font-weight: 700; text-transform: uppercase; letter-spacing: .06em; }

.testimonial-grid { display: grid; grid-template-columns: 1fr 1fr; }
.testimonial { padding: 30px; }
.testimonial:first-child { border-right: 1px solid var(--line-soft); }
.testimonial svg.quote-mark { width: 26px; height: 26px; color: var(--gold); margin-bottom: 10px; }
.testimonial p.quote { font-size: 17px; line-height: 1.4; color: var(--ink); }
.testimonial .attrib { margin-top: 14px; font-size: 12.5px; color: var(--muted); }

/* ---------- CTA banner ---------- */
.cta-banner {
  padding: 44px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  color: #fff;
}
.cta-banner.green { background: var(--green); }
.cta-banner.blue { background: var(--blue); }
.cta-banner h2 { color: #fff; font-size: clamp(22px, 3vw, 28px); }
.cta-banner p { color: rgba(255,255,255,.85); margin-top: 6px; font-size: 13.5px; }

/* ---------- Footer ---------- */
.site-footer { background: var(--ink); color: #b9b9b3; }
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.3fr;
  gap: 28px;
  padding: 48px 0 28px;
}
.footer-brand { display: inline-flex; align-items: center; padding: 6px 10px; border-radius: var(--radius-sm); background: #fff; margin-bottom: 8px; }
.footer-brand .brand-logo { width: 165px; }
.footer-col h5 { color: #fff; font-size: 12px; text-transform: uppercase; letter-spacing: .08em; margin-bottom: 12px; }
.footer-col a, .footer-col p, .footer-col li { font-size: 13px; line-height: 2; color: #b9b9b3; }
.footer-col a:hover { color: #fff; }
.footer-social { display: flex; gap: 8px; margin-top: 14px; }
.footer-social a { width: 32px; height: 32px; border: 1.5px solid #46463f; border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; }
.footer-social a:hover { border-color: #fff; }
.footer-social svg { width: 16px; height: 16px; }
.footer-bottom {
  border-top: 1px solid #33332e;
  padding: 18px 0;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  font-size: 12px;
  color: #8a8a83;
}

/* ---------- Forms ---------- */
.field { display: flex; flex-direction: column; gap: 6px; }
.field label { font-size: 12px; color: var(--muted); font-weight: 600; }
.field input, .field select, .field textarea {
  border: none;
  border-radius: var(--radius-md);
  padding: 12px;
  background: #fff;
  box-shadow: var(--shadow-sm);
  font-size: 14px;
  transition: box-shadow .15s ease;
}
.field textarea { resize: vertical; min-height: 100px; }
.field input:focus, .field select:focus, .field textarea:focus { box-shadow: 0 0 0 2px var(--green); }
.form-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.radio-row { display: flex; gap: 8px; flex-wrap: wrap; }
.radio-chip {
  border: var(--border-w) solid var(--line);
  border-radius: var(--radius-pill);
  padding: 8px 16px;
  font-size: 12.5px;
  font-weight: 600;
  cursor: pointer;
}
.radio-chip input { position: absolute; opacity: 0; pointer-events: none; }
.radio-chip:has(input:checked) { background: var(--green); border-color: var(--green); color: #fff; }
.form-note { font-size: 12px; color: var(--muted); margin-top: 4px; }
.form-status { font-size: 13px; margin-top: 12px; padding: 10px 14px; border-radius: var(--radius-md); display: none; }
.form-status.is-visible { display: block; }
.form-status.ok { background: #e6f4ea; color: var(--green-dark); }
.form-status.err { background: #fbe9e7; color: #a0311c; }

/* ---------- FAQ accordion ---------- */
.faq-item { border-bottom: 1.5px solid var(--line-soft); }
.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 4px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--ink);
  text-align: left;
}
.faq-q .sign { color: var(--blue); font-size: 18px; line-height: 1; transition: transform .2s ease; flex: none; margin-left: 12px; }
.faq-item.is-open .sign { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .25s ease; }
.faq-item.is-open .faq-a { max-height: 240px; }
.faq-a-inner { padding: 0 4px 16px; font-size: 13px; color: var(--muted); }

/* ---------- Service detail (services.html) ---------- */
.filter-row { display: flex; gap: 10px; flex-wrap: wrap; padding: 18px 0 0; }
.filter-chip {
  border: var(--border-w) solid var(--line);
  border-radius: var(--radius-pill);
  padding: 8px 16px;
  font-size: 12.5px;
  font-weight: 600;
  background: transparent;
}
.filter-chip.is-active { background: var(--ink); border-color: var(--ink); color: #fff; }

.service-detail {
  border-radius: var(--radius-lg);
  margin-bottom: 16px;
  overflow: hidden;
  scroll-margin-top: 96px;
  background: var(--surface);
  box-shadow: var(--shadow-sm);
}
.service-detail-head {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 22px;
  cursor: pointer;
}
.service-detail-head .num { font-size: 12px; color: var(--muted-2); font-weight: 700; width: 26px; flex: none; }
.service-detail-head .service-icon { flex: none; }
.service-detail-head .title { flex: 1; }
.service-detail-head h3 { font-size: 15px; }
.service-detail-head .tagline { font-size: 12.5px; color: var(--muted); margin-top: 2px; }
.service-detail-head .chev { width: 20px; height: 20px; color: var(--blue); transition: transform .2s ease; flex: none; }
.service-detail.is-open .chev { transform: rotate(180deg); }
.service-detail-body { max-height: 0; overflow: hidden; transition: max-height .3s ease; border-top: 1.5px solid var(--line-soft); }
.service-detail.is-open .service-detail-body { max-height: 600px; }
.service-detail-body-inner { padding: 20px 22px 26px; display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.service-detail-body-inner .desc p { font-size: 13.5px; color: var(--muted); }
.service-detail-body-inner ul { display: flex; flex-direction: column; gap: 8px; margin-top: 14px; }
.service-detail-body-inner li { font-size: 13px; color: var(--ink-soft); display: flex; gap: 8px; align-items: flex-start; }
.service-detail-body-inner li svg { width: 15px; height: 15px; flex: none; margin-top: 2px; color: var(--green); }
.service-panel-fact { border: 1.5px solid var(--line-soft); border-radius: var(--radius-md); padding: 14px 16px; background: var(--panel-alt); font-size: 12.5px; color: var(--muted); }

/* ---------- About page extras ---------- */
.values-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.value-card { border-radius: var(--radius-md); padding: 20px 16px; background: var(--surface); box-shadow: var(--shadow-sm); }
.value-card .service-icon { border-color: var(--gold-dark); color: var(--ink); background: var(--gold); }
.value-card h4 { font-size: 13px; margin-top: 12px; }
.value-card p { font-size: 12px; color: var(--muted); margin-top: 6px; }

.org-chart { display: flex; flex-direction: column; align-items: center; }
.org-top { border: var(--border-w) solid var(--blue); color: var(--blue); padding: 10px 22px; border-radius: var(--radius-md); font-weight: 700; font-size: 13px; }
.org-line { width: 2px; height: 20px; background: var(--line); }
.org-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; width: 100%; }
.org-node { border-radius: var(--radius-md); padding: 12px; text-align: center; font-size: 12.5px; font-weight: 600; background: var(--surface); box-shadow: var(--shadow-sm); }

.cert-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }
.cert-tile { height: 68px; border: 1.5px solid var(--line-soft); border-radius: var(--radius-md); background: var(--surface); display: flex; align-items: center; justify-content: center; color: var(--muted-2); }
.cert-tile svg { width: 30px; height: 30px; }

/* ---------- Contact page extras ---------- */
.contact-grid { display: grid; grid-template-columns: 1.25fr 1fr; }
.contact-form-col { padding: 34px; border-right: 1px solid var(--line-soft); }
.contact-direct-col { display: flex; flex-direction: column; }
.direct-block { padding: 34px; flex: 1; }
.direct-item { margin-bottom: 16px; }
.direct-item .k { font-size: 10.5px; color: var(--muted-2); text-transform: uppercase; letter-spacing: .08em; margin-bottom: 3px; }
.direct-item .v { font-size: 14px; color: var(--ink); }
.direct-item a.v:hover { color: var(--green); }

/* ---------- Page hero (inner pages) ---------- */
.page-hero { padding: 52px 0 46px; background: var(--panel-alt); }
.page-hero h1 { font-size: clamp(26px, 3.6vw, 36px); margin-top: 12px; max-width: 620px; }
.page-hero p.lede { margin-top: 14px; max-width: 560px; color: var(--muted); font-size: 15px; }
.breadcrumb { font-size: 12px; color: var(--muted-2); margin-bottom: 4px; }
.breadcrumb a:hover { color: var(--green); }

/* ---------- Scroll-to-top button ---------- */
.scroll-top-btn {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 90;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--blue);
  color: #fff;
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: opacity .2s ease, transform .2s ease, background-color .15s ease;
}
.scroll-top-btn svg { width: 20px; height: 20px; }
.scroll-top-btn.is-visible { opacity: 1; transform: translateY(0); pointer-events: auto; }
.scroll-top-btn:hover { background: var(--blue-dark); }

/* ---------- 404 ---------- */
.error-page { display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; padding: 100px 24px; gap: 16px; }
.error-page .code { font-size: 84px; font-weight: 800; color: var(--blue); line-height: 1; }
.error-page h1 { font-size: 22px; }
.error-page p { color: var(--muted); max-width: 420px; }

/* ---------- Utility ---------- */
.text-center { text-align: center; }
.mt-24 { margin-top: 24px; }
.stack-gap-8 > * + * { margin-top: 8px; }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 980px) {
  .main-nav { display: none; }
  .nav-toggle { display: inline-flex; }

  .hero { min-height: 460px; }
  .hero-copy { padding: 64px 24px; }

  .stats-bar { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(2) { border-right: none; }
  .stat:nth-child(3), .stat:nth-child(4) { border-top: 1px solid var(--line-soft); }

  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .split-panel { grid-template-columns: 1fr; }
  .split-panel .media-block { min-height: 200px; }
  .split-contained { grid-template-columns: 1fr; gap: 24px; }
  .split-contained-media { min-height: 220px; }
  .vision-mission-grid { grid-template-columns: 1fr; gap: 16px; }

  .product-grid { grid-template-columns: repeat(3, 1fr); }
  .process-grid { grid-template-columns: repeat(2, 1fr); row-gap: 20px; }
  .work-grid { grid-template-columns: 1fr 1fr; }
  .testimonial-grid { grid-template-columns: 1fr; }
  .testimonial:first-child { border-right: none; border-bottom: 1px solid var(--line-soft); }

  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid > :first-child { grid-column: 1 / -1; }

  .values-grid { grid-template-columns: repeat(2, 1fr); }
  .org-row { grid-template-columns: repeat(2, 1fr); row-gap: 10px; }
  .cert-grid { grid-template-columns: repeat(3, 1fr); }

  .contact-grid { grid-template-columns: 1fr; }
  .contact-form-col { border-right: none; border-bottom: 1px solid var(--line-soft); }

  .service-detail-body-inner { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .container { padding-inline: 18px; }
  section.band { padding: 44px 0; }

  .hero { min-height: 420px; }
  .hero-copy { padding: 52px 20px; }
  .hero-actions { flex-direction: column; width: 100%; }
  .hero-actions .btn { width: 100%; justify-content: center; }

  .stats-bar { grid-template-columns: 1fr 1fr; }

  .services-grid { grid-template-columns: 1fr; }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .process-grid { grid-template-columns: 1fr; }
  .process-step { border-top: none; border-left: 6px solid var(--blue); padding: 4px 0 4px 16px; }
  .work-grid { grid-template-columns: 1fr; }

  .cta-banner { flex-direction: column; align-items: flex-start; text-align: left; }
  .cta-banner .btn { width: 100%; justify-content: center; }

  .form-grid-2 { grid-template-columns: 1fr; }
  .values-grid { grid-template-columns: 1fr 1fr; }
  .cert-grid { grid-template-columns: repeat(2, 1fr); }

  .footer-grid { grid-template-columns: 1fr; padding: 40px 0 20px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }

  .site-header .container { height: 66px; }
  .brand-logo { width: 130px; }
}