/* =========================================================
   LM STEELWORK — Modern Industrial Redesign
   ========================================================= */

:root {
  --bg: #0c0d10;
  --bg-2: #14161b;
  --bg-3: #1c1f26;
  --line: #2a2e38;
  --text: #e8e8ec;
  --muted: #9aa0ab;
  --accent: #ff6b1a;
  --accent-2: #ffb347;
  --accent-soft: rgba(255, 107, 26, 0.12);
  --white: #ffffff;
  --radius: 4px;
  --maxw: 1280px;
  --header-h: 80px;
  --shadow-1: 0 4px 24px rgba(0, 0, 0, 0.5);
  --shadow-2: 0 12px 48px rgba(0, 0, 0, 0.65);
  --ease: cubic-bezier(.2, .7, .2, 1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  font-size: 16px;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }

a { color: inherit; text-decoration: none; transition: color .25s var(--ease); }
a:hover { color: var(--accent); }

/* ---------- Typography ---------- */
h1, h2, h3, h4 {
  font-family: 'Oswald', 'Inter', sans-serif;
  font-weight: 600;
  letter-spacing: 0.02em;
  line-height: 1.15;
  color: var(--white);
}
h1 { font-size: clamp(2.2rem, 5vw, 4.5rem); text-transform: uppercase; letter-spacing: .03em; }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); text-transform: uppercase; }
h3 { font-size: clamp(1.2rem, 2vw, 1.5rem); }
p  { color: var(--muted); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-transform: uppercase;
  letter-spacing: .25em;
  font-size: 12px;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 18px;
}
.eyebrow::before {
  content: '';
  width: 32px;
  height: 2px;
  background: var(--accent);
}

.section-title { margin-bottom: 14px; }
.section-lead { max-width: 720px; color: var(--muted); font-size: 1.05rem; }

/* ---------- Layout ---------- */
.container {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
}

section { padding: 96px 0; position: relative; }
section.tight { padding: 64px 0; }

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-h);
  z-index: 100;
  display: flex;
  align-items: center;
  background: rgba(12, 13, 16, 0.6);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: background .3s var(--ease), border-color .3s var(--ease);
}
.site-header.scrolled {
  background: rgba(12, 13, 16, 0.92);
  border-bottom-color: var(--line);
}
.site-header .container {
  display: flex; align-items: center; justify-content: space-between;
}
.brand img {
  height: 44px;
  width: auto;
  filter: brightness(0) invert(1);
  opacity: .95;
  transition: opacity .25s var(--ease);
}
.brand:hover img { opacity: 1; }
.nav {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav a {
  font-size: 14px;
  font-weight: 500;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--text);
  position: relative;
  padding: 6px 0;
}
.nav a::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: -4px;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .3s var(--ease);
}
.nav a:hover::after,
.nav a.active::after { transform: scaleX(1); }

.nav-cta {
  background: var(--accent);
  color: var(--white) !important;
  padding: 10px 22px !important;
  border-radius: var(--radius);
  font-weight: 600;
}
.nav-cta:hover { background: var(--accent-2); }
.nav-cta::after { display: none; }

.nav-toggle {
  display: none;
  background: transparent;
  border: 0;
  color: var(--white);
  cursor: pointer;
  padding: 10px;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--white);
  position: relative;
  transition: transform .3s var(--ease), top .3s var(--ease), bottom .3s var(--ease), opacity .15s var(--ease);
}
.nav-toggle span::before { content: ''; position: absolute; top: -8px; }
.nav-toggle span::after { content: ''; position: absolute; bottom: -8px; }
.nav-toggle.open span { background: transparent; }
.nav-toggle.open span::before { top: 0; transform: rotate(45deg); }
.nav-toggle.open span::after { bottom: 0; transform: rotate(-45deg); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  font-weight: 600;
  font-size: 14px;
  letter-spacing: .08em;
  text-transform: uppercase;
  border: 0;
  border-radius: var(--radius);
  cursor: pointer;
  transition: transform .2s var(--ease), background .25s var(--ease), color .25s var(--ease);
}
.btn-primary {
  background: var(--accent);
  color: var(--white);
}
.btn-primary:hover { background: var(--accent-2); color: var(--white); transform: translateY(-2px); }
.btn-ghost {
  background: transparent;
  color: var(--white);
  border: 1px solid var(--line);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn .arrow {
  display: inline-block;
  transition: transform .25s var(--ease);
}
.btn:hover .arrow { transform: translateX(4px); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-h);
  overflow: hidden;
  background: #000;
}
.hero-bg {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center;
  filter: grayscale(.2) brightness(.5);
  transform: scale(1.05);
  animation: heroZoom 18s ease-in-out infinite alternate;
}
@keyframes heroZoom {
  from { transform: scale(1.05); }
  to   { transform: scale(1.15); }
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(12,13,16,.92) 0%, rgba(12,13,16,.55) 50%, rgba(12,13,16,.85) 100%);
  z-index: 1;
}
.hero::after {
  content: '';
  position: absolute; bottom: 0; left: 0; right: 0;
  height: 200px;
  background: linear-gradient(to top, var(--bg), transparent);
  z-index: 1;
  pointer-events: none;
}
.hero .container { position: relative; z-index: 2; }
.hero h1 span { color: var(--accent); }
.hero p { font-size: clamp(1rem, 1.4vw, 1.2rem); max-width: 640px; margin-top: 24px; color: rgba(232,232,236,.85); }
.hero .actions { margin-top: 40px; display: flex; gap: 16px; flex-wrap: wrap; }

.hero-meta {
  position: absolute;
  bottom: 40px; left: 0; right: 0;
  z-index: 2;
  display: flex;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
  padding: 0 24px;
  max-width: var(--maxw);
  margin: 0 auto;
}
.hero-meta .item {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--muted);
  font-size: 13px;
  letter-spacing: .15em;
  text-transform: uppercase;
}
.hero-meta .item .dot { width: 8px; height: 8px; background: var(--accent); border-radius: 50%; }

/* ---------- Page header (subpages) ---------- */
.page-hero {
  position: relative;
  padding: calc(var(--header-h) + 100px) 0 80px;
  background: linear-gradient(135deg, var(--bg-2), var(--bg));
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute; inset: 0;
  background-image: var(--page-bg);
  background-size: cover;
  background-position: center;
  opacity: 0.15;
  filter: grayscale(.5);
}
.page-hero::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(12,13,16,.5), var(--bg));
}
.page-hero .container { position: relative; z-index: 2; }
.breadcrumb {
  display: flex; gap: 10px; align-items: center;
  color: var(--muted);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: .15em;
  margin-bottom: 18px;
}
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb .sep { color: var(--accent); }

/* ---------- Service cards ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 56px;
}
.service-card {
  position: relative;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform .35s var(--ease), border-color .35s var(--ease);
  display: flex;
  flex-direction: column;
}
.service-card:hover {
  transform: translateY(-6px);
  border-color: var(--accent);
}
.service-card .img {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  position: relative;
}
.service-card .img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .8s var(--ease);
  filter: brightness(.85) saturate(.9);
}
.service-card:hover .img img { transform: scale(1.06); filter: brightness(.95) saturate(1.05); }
.service-card .img::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(12,13,16,.85));
}
.service-card .body {
  padding: 28px 26px 30px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.service-card .num {
  position: absolute;
  top: 16px; left: 18px;
  font-family: 'Oswald', sans-serif;
  font-size: 14px;
  letter-spacing: .2em;
  color: var(--accent);
  background: rgba(12,13,16,.7);
  padding: 6px 12px;
  border-radius: 2px;
  z-index: 2;
}
.service-card h3 {
  font-size: 1.5rem;
  margin-bottom: 12px;
  text-transform: uppercase;
}
.service-card .tag {
  display: inline-block;
  font-size: 12px;
  color: var(--accent);
  letter-spacing: .15em;
  text-transform: uppercase;
  margin-top: 18px;
  font-weight: 600;
}
.service-card p { font-size: .95rem; }
.service-card .cta {
  margin-top: 22px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--white);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  align-self: flex-start;
}
.service-card .cta:hover { color: var(--accent); }
.service-card .cta::after {
  content: '→';
  transition: transform .25s var(--ease);
}
.service-card .cta:hover::after { transform: translateX(4px); }

/* ---------- Two-col split ---------- */
.split {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 80px;
  align-items: center;
}
.split.reverse { grid-template-columns: 1fr 1.05fr; }
.split.reverse .split-text { order: 2; }
.split-img {
  position: relative;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border-radius: var(--radius);
}
.split-img img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 1s var(--ease);
}
.split-img:hover img { transform: scale(1.04); }
.split-img::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 1px solid rgba(255,255,255,.06);
  pointer-events: none;
}
.split-img .badge {
  position: absolute;
  bottom: 24px; left: 24px;
  background: var(--accent);
  color: var(--white);
  padding: 14px 22px;
  font-family: 'Oswald', sans-serif;
  font-size: 1rem;
  letter-spacing: .15em;
  text-transform: uppercase;
}
.split-text p { margin-bottom: 18px; }

/* ---------- Stats ---------- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 56px;
  padding: 48px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.stat {
  text-align: left;
  padding: 0 12px;
  border-left: 2px solid var(--accent);
}
.stat .num {
  font-family: 'Oswald', sans-serif;
  font-size: clamp(2rem, 4vw, 3rem);
  color: var(--white);
  font-weight: 600;
  display: block;
  line-height: 1;
}
.stat .lbl {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ---------- Reference grid ---------- */
.ref-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 56px;
}
.ref-card {
  position: relative;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--bg-2);
  cursor: pointer;
}
.ref-card.wide { grid-column: span 2; aspect-ratio: 16 / 10; }
.ref-card img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .8s var(--ease);
  filter: grayscale(.15);
}
.ref-card:hover img { transform: scale(1.06); filter: grayscale(0); }
.ref-card::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(12,13,16,.92));
  pointer-events: none;
}
.ref-card .info {
  position: absolute;
  left: 24px; right: 24px; bottom: 22px;
  z-index: 2;
}
.ref-card .info .tag {
  display: inline-block;
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 6px;
}
.ref-card .info h3 {
  font-size: 1.2rem;
  margin-bottom: 6px;
}
.ref-card .info p {
  color: rgba(232,232,236,.75);
  font-size: .9rem;
}

/* ---------- Gallery (single project) ---------- */
.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-top: 32px;
}
.gallery a {
  display: block;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--bg-2);
}
.gallery img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .6s var(--ease), filter .3s var(--ease);
  filter: brightness(.9);
}
.gallery a:hover img { transform: scale(1.06); filter: brightness(1); }

/* ---------- Process / steps ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 56px;
}
.step {
  position: relative;
  padding: 32px 24px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.step .num {
  font-family: 'Oswald', sans-serif;
  font-size: 3rem;
  font-weight: 600;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 18px;
  opacity: .35;
}
.step h3 { font-size: 1.1rem; margin-bottom: 8px; text-transform: uppercase; }
.step p { font-size: .9rem; }

/* ---------- Welding methods ---------- */
.methods {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 32px;
}
.method {
  border: 1px solid var(--line);
  background: var(--bg-2);
  padding: 20px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  gap: 16px;
}
.method .code {
  font-family: 'Oswald', sans-serif;
  font-size: 1.6rem;
  color: var(--accent);
  font-weight: 600;
}
.method .name {
  font-size: 13px;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ---------- Partners / clients ---------- */
.partners {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-top: 40px;
}
.partners .logo {
  background: #ffffff;
  border-radius: var(--radius);
  padding: 22px 24px;
  display: grid;
  place-items: center;
  min-height: 110px;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease);
}
.partners .logo:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 40px rgba(0,0,0,.45);
}
.partners .logo img {
  max-height: 64px;
  max-width: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
}

/* ---------- CTA banner ---------- */
.cta-banner {
  position: relative;
  padding: 100px 0;
  background: linear-gradient(135deg, var(--accent) 0%, #d34a06 100%);
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute; inset: 0;
  background-image: var(--cta-bg);
  background-size: cover;
  background-position: center;
  opacity: 0.18;
  mix-blend-mode: multiply;
}
.cta-banner .container { position: relative; z-index: 2; text-align: center; }
.cta-banner h2 {
  color: var(--white);
  font-size: clamp(2rem, 4vw, 3.2rem);
  margin-bottom: 16px;
}
.cta-banner p { color: rgba(255,255,255,.9); font-size: 1.1rem; max-width: 640px; margin: 0 auto 32px; }
.cta-banner .btn-primary { background: var(--bg); color: var(--white); }
.cta-banner .btn-primary:hover { background: #000; }

/* ---------- Contact section ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 64px;
  align-items: start;
  margin-top: 56px;
}
.contact-card {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px 28px;
}
.contact-grid .contact-card + .contact-card { margin-top: 16px; }
.contact-card .label {
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 8px;
  display: block;
}
.contact-card h3 { font-size: 1.2rem; margin-bottom: 6px; }
.contact-card .role {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: .15em;
  color: var(--muted);
  margin-bottom: 14px;
}
.contact-card a { color: var(--text); display: block; margin-top: 4px; font-size: 1rem; }
.contact-card a:hover { color: var(--accent); }

.form {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 36px 32px;
}
.form .row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}
.form .group { display: flex; flex-direction: column; margin-bottom: 16px; }
.form label {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .15em;
  color: var(--muted);
  margin-bottom: 8px;
}
.form input,
.form textarea {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px 16px;
  color: var(--text);
  font: inherit;
  outline: none;
  transition: border-color .2s var(--ease), background .2s var(--ease);
}
.form input:focus,
.form textarea:focus { border-color: var(--accent); background: var(--bg-3); }
.form textarea { resize: vertical; min-height: 140px; }
.form .req::after { content: ' *'; color: var(--accent); }
.form .submit-row { margin-top: 8px; }

/* ---------- Map / address ---------- */
.address-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-top: 56px;
}
.address-block .info-list { display: flex; flex-direction: column; gap: 16px; }
.info-item {
  display: flex;
  gap: 16px;
  padding: 18px 22px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.info-item .ico {
  width: 40px; height: 40px;
  background: var(--accent-soft);
  border-radius: 50%;
  display: grid; place-items: center;
  color: var(--accent);
  flex-shrink: 0;
}
.info-item .lbl {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .2em;
  color: var(--muted);
}
.info-item .val { color: var(--white); margin-top: 4px; font-size: 1rem; }

/* ---------- Footer ---------- */
.footer {
  background: var(--bg-2);
  padding: 64px 0 24px;
  border-top: 1px solid var(--line);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer h4 {
  font-size: 14px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 18px;
}
.footer img.fbrand { height: 50px; margin-bottom: 18px; filter: brightness(0) invert(1); opacity: .9; }
.footer p,
.footer a,
.footer li,
.footer address {
  color: var(--muted);
  font-size: .92rem;
  font-style: normal;
  font-weight: 400;
  line-height: 1.75;
  font-family: 'Inter', system-ui, sans-serif;
}
.footer p { margin: 0; }
.footer ul { list-style: none; }
.footer ul li { margin-bottom: 10px; }
.footer a:hover { color: var(--accent); }
.socials { display: flex; gap: 12px; margin-top: 16px; }
.socials a {
  width: 40px; height: 40px;
  display: grid; place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--text);
  transition: border-color .25s var(--ease), color .25s var(--ease), background .25s var(--ease);
}
.socials a:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-soft); }
.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
  color: var(--muted);
}

/* ---------- Reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .6s var(--ease), transform .6s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Lightbox ---------- */
.lightbox {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.92);
  z-index: 200;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 40px;
  animation: fadeIn .25s var(--ease);
}
.lightbox.open { display: flex; }
.lightbox img { max-width: 95%; max-height: 95vh; border-radius: var(--radius); }
.lightbox .close {
  position: absolute; top: 24px; right: 24px;
  width: 48px; height: 48px;
  background: rgba(0,0,0,.6);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 50%;
  color: white;
  cursor: pointer;
  font-size: 22px;
  display: grid; place-items: center;
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  :root { --header-h: 72px; }
  section { padding: 80px 0; }
  .split, .split.reverse { grid-template-columns: 1fr; gap: 48px; }
  .split.reverse .split-text { order: 0; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .ref-grid { grid-template-columns: repeat(2, 1fr); }
  .ref-card.wide { grid-column: span 2; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .contact-grid { grid-template-columns: 1fr; gap: 32px; }
  .address-block { grid-template-columns: 1fr; }
  .nav { gap: 24px; }
  .nav a { font-size: 13px; }
  .page-hero { padding: calc(var(--header-h) + 72px) 0 64px; }
  .hero-meta { gap: 16px 24px; }
  .hero-meta .item { font-size: 12px; }
}

@media (max-width: 860px) {
  .hero { min-height: auto; padding: calc(var(--header-h) + 48px) 0 56px; }
  .hero-meta {
    position: static;
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    padding: 32px 24px 0;
    margin-top: 8px;
    max-width: 100%;
  }
  .hero::after { display: none; }
}

@media (max-width: 720px) {
  :root { --header-h: 64px; }
  section { padding: 64px 0; }
  .container { padding: 0 18px; }

  .nav-toggle { display: block; }
  .nav {
    position: fixed;
    top: var(--header-h); left: 0; right: 0;
    flex-direction: column;
    background: var(--bg-2);
    padding: 18px 18px 24px;
    border-bottom: 1px solid var(--line);
    transform: translateY(-100%);
    transition: transform .35s var(--ease), opacity .25s var(--ease), visibility 0s linear .35s;
    gap: 4px;
    align-items: stretch;
    z-index: 50;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    max-height: calc(100vh - var(--header-h));
    overflow-y: auto;
  }
  .nav.open {
    transform: none;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transition: transform .35s var(--ease), opacity .25s var(--ease), visibility 0s linear 0s;
  }
  .nav a { padding: 12px 4px; font-size: 14px; }
  .nav-cta { text-align: center; margin-top: 8px; }
  .brand img { height: 38px; }

  /* Hero */
  .hero { padding: calc(var(--header-h) + 32px) 0 48px; }
  .hero h1 { font-size: clamp(1.9rem, 9vw, 2.4rem); line-height: 1.1; }
  .hero p { font-size: .98rem; margin-top: 18px; }
  .hero .actions { gap: 10px; margin-top: 28px; flex-direction: column; align-items: stretch; }
  .hero .actions .btn { padding: 13px 20px; font-size: 13px; justify-content: center; width: 100%; }
  .hero-meta { padding: 24px 18px 0; gap: 10px; max-width: 100%; }
  .hero-meta .item { font-size: 11px; letter-spacing: .12em; }

  /* Page hero */
  .page-hero { padding: calc(var(--header-h) + 48px) 0 48px; }
  .page-hero h1 { font-size: 2rem; }
  .breadcrumb { font-size: 11px; letter-spacing: .12em; }

  /* Typography */
  h2 { font-size: clamp(1.6rem, 7vw, 2rem); }
  .eyebrow { font-size: 11px; letter-spacing: .18em; margin-bottom: 14px; }

  /* Layouts */
  .form { padding: 24px 20px; }
  .form .row { grid-template-columns: 1fr; gap: 0; }
  .methods { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
  .ref-grid { grid-template-columns: 1fr; gap: 14px; margin-top: 36px; }
  .ref-card { aspect-ratio: 4 / 3; }
  .ref-card.wide { grid-column: span 1; aspect-ratio: 4 / 3; }
  .ref-card .info h3 { font-size: 1.05rem; }
  .ref-card .info p { font-size: .85rem; }
  .stats { grid-template-columns: 1fr 1fr; gap: 12px; padding: 24px 0; margin-top: 40px; }
  .stat { padding: 0 8px; }
  .stat .num { font-size: 1.8rem; }
  .stat .lbl { font-size: 11px; letter-spacing: .12em; }
  .steps { grid-template-columns: 1fr; gap: 14px; margin-top: 40px; }
  .step { padding: 24px 20px; }
  .services-grid { grid-template-columns: 1fr; gap: 16px; margin-top: 36px; }
  .service-card .body { padding: 22px 20px 24px; }

  /* Split / about */
  .split, .split.reverse { gap: 32px; }
  .split-img .badge { padding: 10px 16px; font-size: .85rem; bottom: 16px; left: 16px; }
  .split-text p { font-size: .96rem; }

  /* Gallery */
  .gallery { grid-template-columns: 1fr 1fr; gap: 10px; }
  .gallery a { aspect-ratio: 1 / 1; }

  /* CTA banner */
  .cta-banner { padding: 64px 0; }
  .cta-banner h2 { font-size: 1.6rem; }
  .cta-banner p { font-size: .98rem; }

  /* Partners */
  .partners { grid-template-columns: 1fr 1fr; gap: 12px; }
  .partners .logo { min-height: 90px; padding: 16px 18px; }
  .partners .logo img { max-height: 50px; }

  /* Contact */
  .contact-card { padding: 24px 22px; }
  .info-item { padding: 14px 18px; }

  /* Footer */
  .footer { padding: 48px 0 20px; }
  .footer-bottom { flex-direction: column; gap: 8px; align-items: flex-start; font-size: 12px; }

  /* Lightbox */
  .lightbox { padding: 12px; }
  .lightbox .close { top: 12px; right: 12px; width: 40px; height: 40px; }
}

@media (max-width: 380px) {
  .hero h1 { font-size: 1.8rem; }
  .stats { grid-template-columns: 1fr; }
  .gallery { grid-template-columns: 1fr; }
  .partners { grid-template-columns: 1fr; }
}