:root {
  --black: #000000;
  --white: #ffffff;
  --charcoal: #1a1a1a;
  --graphite: #2a2a2a;
  --ink: #111111;
  --muted: #5c5c5c;
  --warm-gray: #8a8580;
  --line: #e6e4e1;
  --cloud: #f5f4f2;
  --stone: #eceae7;
  --success: #1f6b4a;
  --danger: #8a2e2e;
  --max: 1200px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 100px; }
body {
  margin: 0;
  background: var(--white);
  color: var(--ink);
  font: 16px/1.6 Manrope, "Helvetica Neue", sans-serif;
  -webkit-font-smoothing: antialiased;
}
button, input, textarea, select { font: inherit; }
button { cursor: pointer; }
a { color: inherit; text-decoration: none; }
img, svg { max-width: 100%; display: block; }
::selection { background: var(--black); color: var(--white); }
*:focus-visible { outline: 2px solid var(--black); outline-offset: 3px; }

.container { width: min(var(--max), calc(100% - 64px)); margin: auto; }
.eyebrow, .micro {
  font: 700 11px/1.4 Manrope, sans-serif;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--warm-gray);
}
.section { padding: 110px 0; }
.section-heading { max-width: 680px; margin-bottom: 52px; }
.section-heading h2,
.page-heading h1,
.intro-block h2 {
  font-family: "Barlow Condensed", "Arial Narrow", sans-serif;
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  margin: 14px 0 18px;
}
.section-heading h2 { font-size: clamp(42px, 5.2vw, 72px); }
.section-heading p { font-size: 17px; color: var(--muted); max-width: 560px; margin: 0; }
.lead { font-size: 20px; line-height: 1.65; color: var(--ink); margin: 0; }

.inline-link {
  display: inline-flex;
  gap: 10px;
  align-items: center;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
  transition: gap 0.2s ease, opacity 0.2s ease;
}
.inline-link:hover { gap: 14px; opacity: 0.7; }

.button {
  appearance: none;
  border: 1px solid transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  text-align: center;
  background: var(--black);
  color: var(--white);
  min-height: 52px;
  padding: 14px 22px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}
.button:hover { background: var(--graphite); transform: translateY(-1px); }
.button-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.35);
}
.button-outline:hover { background: rgba(255,255,255,0.08); border-color: var(--white); }
.button-dark { background: var(--black); color: var(--white); }
.button-dark:hover { background: var(--charcoal); }
.button-light { background: var(--white); color: var(--black); }
.button-light:hover { background: var(--stone); }
.button-arrow { font-size: 16px; line-height: 1; font-weight: 400; }

.skip-link {
  position: absolute;
  z-index: 10000;
  top: -100px;
  left: 12px;
  padding: 12px 18px;
  background: var(--white);
}
.skip-link:focus { top: 12px; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--black);
  border-bottom: 1px solid rgba(255,255,255,0.12);
}
.header-inner {
  height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}
.brand { display: flex; align-items: center; gap: 14px; flex-shrink: 0; }
/* Shared INFRA wordmark — natural 494×169 (~2.923:1). Do not set height. */
.infra-wordmark {
  display: block;
  width: 160px;
  height: auto;
  max-width: 100%;
}
.footer-brand-link {
  display: inline-block;
  line-height: 0;
}
.brand-divider { width: 1px; height: 28px; background: rgba(255,255,255,0.22); }
.brand-sub {
  color: var(--white);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.16em;
  line-height: 1.3;
}
.brand-sub small {
  display: block;
  color: rgba(255,255,255,0.45);
  font-size: 9px;
  letter-spacing: 0.14em;
  font-weight: 600;
  margin-top: 3px;
}
.main-nav {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-left: auto;
}
.nav-link, .nav-trigger {
  color: rgba(255,255,255,0.72);
  text-transform: uppercase;
  font-size: 11px;
  letter-spacing: 0.12em;
  font-weight: 700;
  background: none;
  border: 0;
  padding: 10px 12px;
  transition: color 0.18s ease;
}
.nav-link:hover, .nav-link.active,
.nav-trigger:hover, .nav-trigger.active { color: var(--white); }
.nav-item { position: relative; }
.dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 220px;
  /* Transparent hit-bridge keeps pointer inside .nav-item while moving into the panel */
  padding: 8px 0 0;
  background: transparent;
  border: 0;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(6px);
  transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s;
  z-index: 20;
}
.dropdown-panel {
  background: var(--charcoal);
  border: 1px solid rgba(255,255,255,0.12);
  padding: 8px 0;
}
/* Open state is JS-controlled only — no :hover/:focus-within so menus
   cannot stick open after navigation or from a resting pointer. */
.nav-item.open .dropdown {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}
.dropdown-link {
  display: block;
  padding: 11px 18px;
  color: rgba(255,255,255,0.75);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 600;
}
.dropdown-link:hover, .dropdown-link.active {
  color: var(--white);
  background: rgba(255,255,255,0.06);
}
.header-cta {
  min-height: 42px;
  padding: 10px 16px;
  white-space: nowrap;
  background: var(--white);
  color: var(--black);
}
.header-cta:hover { background: var(--stone); color: var(--black); }
.mobile-only-cta { display: none; }
.header-phone {
  color: rgba(255,255,255,0.8);
  font-size: 11px;
  letter-spacing: 0.08em;
  font-weight: 700;
  padding: 0 8px;
}
.mobile-toggle {
  display: none;
  border: 1px solid rgba(255,255,255,0.28);
  background: transparent;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  color: var(--white);
}
.mobile-toggle svg { width: 22px; }

/* Hero */
.hero {
  color: var(--white);
  background: var(--black);
  position: relative;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  padding: 0 0 48px;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: start;
}
.hero-copy {
  padding: 72px 0 0;
  max-width: 760px;
}
.hero .eyebrow { color: rgba(255,255,255,0.55); }
.hero h1 {
  font-family: "Barlow Condensed", "Arial Narrow", sans-serif;
  font-weight: 700;
  letter-spacing: 0.01em;
  line-height: 0.92;
  text-transform: uppercase;
  font-size: clamp(56px, 7vw, 104px);
  margin: 18px 0 24px;
  max-width: 10ch;
}
.hero-summary {
  font-size: 17px;
  line-height: 1.7;
  color: rgba(255,255,255,0.68);
  max-width: 460px;
  margin: 0;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 36px;
}
.hero .button:not(.button-outline),
.page-hero .button:not(.button-outline) {
  background: var(--white);
  color: var(--black);
}
.hero .button:not(.button-outline):hover,
.page-hero .button:not(.button-outline):hover {
  background: var(--stone);
}
/* Landscape hero photo — natural height only. No crop, filter, or cover. */
.hero-media {
  margin: 0;
  width: 100%;
  max-width: 100%;
}
.hero-media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
}

@media (min-width: 1024px) {
  .hero {
    padding-bottom: 56px;
  }
  .hero-grid {
    grid-template-columns: minmax(0, 55fr) minmax(0, 45fr);
    gap: 48px;
    align-items: center;
    padding-top: 56px;
    padding-bottom: 8px;
  }
  .hero-copy {
    padding: 0;
    max-width: none;
  }
  .hero h1 {
    font-size: clamp(48px, 5.2vw, 88px);
    max-width: 11ch;
    margin: 14px 0 18px;
  }
  .hero-summary {
    max-width: 34ch;
  }
  .hero-actions {
    margin-top: 28px;
  }
  .hero-media {
    margin: 0;
    max-width: none;
  }
}

/* Services */
.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.service-tile {
  background: var(--white);
  padding: 36px 30px 32px;
  display: flex;
  flex-direction: column;
  min-height: 300px;
  transition: background 0.2s ease;
}
.service-tile:hover { background: var(--cloud); }
.service-tile-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 36px;
}
.service-number {
  font-family: "Barlow Condensed", sans-serif;
  font-size: 28px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--warm-gray);
}
.service-tile svg {
  width: 48px;
  height: 48px;
  color: var(--black);
}
.service-tile h3 {
  font-family: "Barlow Condensed", sans-serif;
  font-size: 32px;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  margin: 0 0 12px;
  line-height: 1;
}
.service-tile p {
  color: var(--muted);
  margin: 0 0 28px;
  font-size: 14px;
  line-height: 1.7;
  max-width: 280px;
}
.service-tile .inline-link { margin-top: auto; align-self: flex-start; }

/* Approach */
.approach-section {
  background: var(--black);
  color: var(--white);
  border-top: 1px solid rgba(255,255,255,0.08);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.approach-section .eyebrow { color: rgba(255,255,255,0.45); }
.approach-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 72px;
  align-items: start;
}
.approach-section h2 {
  font-family: "Barlow Condensed", sans-serif;
  font-size: clamp(42px, 5vw, 68px);
  line-height: 0.95;
  text-transform: uppercase;
  margin: 14px 0 20px;
}
.approach-section .lead { color: rgba(255,255,255,0.72); }
.approach-statement blockquote {
  margin: 0 0 24px;
  padding-left: 24px;
  border-left: 2px solid var(--white);
  font-family: "Barlow Condensed", sans-serif;
  font-size: clamp(28px, 3.2vw, 42px);
  font-weight: 650;
  line-height: 1.08;
  text-transform: uppercase;
}
.approach-statement p {
  color: rgba(255,255,255,0.65);
  font-size: 16px;
  line-height: 1.75;
  margin: 0 0 28px;
}
.approach-section .inline-link { color: var(--white); }

/* Portfolio */
.portfolio-preview { background: var(--cloud); }
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.portfolio-grid.large { grid-template-columns: repeat(2, 1fr); gap: 28px; }
.portfolio-card { background: var(--white); border: 1px solid var(--line); }
.portfolio-media {
  aspect-ratio: 4 / 3;
  background: var(--charcoal);
  color: rgba(255,255,255,0.7);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
  gap: 8px;
  position: relative;
  overflow: hidden;
}
.portfolio-media::before {
  content: "";
  position: absolute;
  inset: 18px;
  border: 1px solid rgba(255,255,255,0.14);
  pointer-events: none;
}
.placeholder-label {
  font-family: "Barlow Condensed", sans-serif;
  font-size: 28px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  position: relative;
}
.placeholder-meta {
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.45);
  position: relative;
}
.portfolio-body { padding: 22px 24px 26px; }
.portfolio-body h3 {
  font-family: "Barlow Condensed", sans-serif;
  font-size: 26px;
  text-transform: uppercase;
  margin: 8px 0 10px;
  line-height: 1.05;
}
.portfolio-body p { margin: 0; color: var(--muted); font-size: 14px; }
.section-cta-row { margin-top: 40px; }
.portfolio-disclaimer {
  margin-top: 36px;
  font-size: 13px;
  color: var(--muted);
  max-width: 720px;
}
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 36px;
}
.filter-btn {
  border: 1px solid var(--line);
  background: var(--white);
  color: var(--ink);
  min-height: 40px;
  padding: 8px 14px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}
.filter-btn:hover, .filter-btn.active {
  background: var(--black);
  color: var(--white);
  border-color: var(--black);
}
.portfolio-card.is-hidden { display: none; }

/* Process */
.process-section {
  background: var(--white);
  border-top: 1px solid var(--line);
}
.process-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
}
.process-step {
  padding: 28px 22px 8px 0;
  border-right: 1px solid var(--line);
}
.process-step:last-child { border-right: 0; }
.step-num {
  font-family: "Barlow Condensed", sans-serif;
  font-size: 56px;
  color: var(--warm-gray);
  line-height: 1;
  margin-bottom: 18px;
}
.process-step h3 {
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin: 0 0 10px;
}
.process-step p {
  color: var(--muted);
  font-size: 14px;
  margin: 0;
  line-height: 1.7;
  max-width: 200px;
}

/* Location */
.location-section { background: var(--cloud); }
.location-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.location-panel {
  border: 1px solid var(--line);
  background: var(--white);
  padding: 40px;
}
.area-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 22px;
}
.area-chips span {
  border: 1px solid var(--line);
  font-size: 11px;
  padding: 9px 12px;
  color: var(--ink);
  letter-spacing: 0.04em;
}
.location-note { font-size: 13px; color: var(--muted); margin: 0; }

/* Forms */
.estimate-section, .contact-page { background: var(--stone); }
.estimate-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 72px;
  align-items: start;
}
.estimate-section .section-heading { margin: 0; }
.estimate-benefits {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}
.estimate-benefits li {
  display: flex;
  gap: 12px;
  align-items: center;
  font-size: 14px;
  font-weight: 600;
}
.estimate-benefits li::before {
  content: "+";
  width: 24px;
  height: 24px;
  display: grid;
  place-items: center;
  border: 1px solid var(--black);
  color: var(--black);
  font-size: 16px;
  flex: none;
}
.estimate-form {
  background: var(--white);
  padding: 36px;
  border: 1px solid var(--line);
}
.form-title {
  font-family: "Barlow Condensed", sans-serif;
  font-weight: 700;
  font-size: 32px;
  text-transform: uppercase;
  margin: 0 0 6px;
  line-height: 1;
}
.form-subtitle { font-size: 13px; color: var(--muted); margin: 0 0 24px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-field { margin-bottom: 16px; }
.form-field label {
  display: block;
  font-weight: 700;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 8px;
  color: var(--ink);
}
.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  background: var(--cloud);
  border: 1px solid var(--line);
  padding: 13px 14px;
  color: var(--ink);
  font-size: 14px;
  border-radius: 0;
}
.form-field textarea { min-height: 120px; resize: vertical; }
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--black);
  background: var(--white);
  outline: 2px solid rgba(0,0,0,0.15);
}
.form-honeypot {
  position: absolute !important;
  left: -10000px !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
}
.form-submit { width: 100%; margin-top: 4px; }
.form-note { font-size: 11px; color: var(--muted); margin: 12px 0 0; line-height: 1.6; }
.form-message {
  font-size: 13px;
  line-height: 1.5;
  margin-top: 14px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  background: var(--cloud);
}
.form-message.error { border-color: #d8b0b0; background: #fff6f6; color: var(--danger); }
.form-message.success { border-color: #b5d4c4; background: #f3faf6; color: var(--success); }

/* Footer */
.site-footer {
  background: var(--black);
  color: rgba(255,255,255,0.62);
  padding: 72px 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer-brand-label {
  font-size: 12px;
  letter-spacing: 0.18em;
  font-weight: 800;
  color: var(--white);
  margin-top: 12px;
}
.footer-brand p {
  max-width: 340px;
  color: rgba(255,255,255,0.55);
  font-size: 13px;
  line-height: 1.75;
  margin: 18px 0;
}
.footer-phone { color: var(--white); font-size: 14px; font-weight: 600; }
.footer-col h4 {
  color: var(--white);
  text-transform: uppercase;
  font-size: 11px;
  letter-spacing: 0.16em;
  margin: 0 0 16px;
}
.footer-col a {
  display: block;
  color: rgba(255,255,255,0.58);
  font-size: 13px;
  padding: 5px 0;
  transition: color 0.18s ease;
}
.footer-col a:hover { color: var(--white); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  border-top: 1px solid rgba(255,255,255,0.12);
  padding-top: 20px;
  font-size: 11px;
  letter-spacing: 0.04em;
  color: rgba(255,255,255,0.4);
}
.footer-bottom a { text-decoration: underline; text-underline-offset: 3px; }

/* Interior pages */
.page-hero {
  background: var(--black);
  color: var(--white);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.page-heading { max-width: 820px; padding: 96px 0 88px; }
.page-heading .eyebrow { color: rgba(255,255,255,0.5); }
.page-heading h1 { font-size: clamp(48px, 8vw, 96px); margin: 14px 0 20px; }
.page-heading p {
  font-size: 18px;
  color: rgba(255,255,255,0.68);
  line-height: 1.65;
  max-width: 620px;
  margin: 0;
}
.breadcrumb {
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.45);
  margin-bottom: 18px;
}
.breadcrumb a:hover { color: var(--white); }
.page-actions { margin-top: 28px; }

.service-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: start;
}
.service-detail-lead {
  font-size: 19px;
  line-height: 1.7;
  color: var(--ink);
  margin: 18px 0 26px;
}
.check-list, .plain-list, .problem-list {
  list-style: none;
  padding: 0;
  margin: 0 0 28px;
  display: grid;
  gap: 14px;
}
.check-list li, .plain-list li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  font-size: 15px;
  color: var(--ink);
}
.check-list li::before, .plain-list li::before {
  content: "";
  flex: none;
  margin-top: 8px;
  width: 7px;
  height: 7px;
  background: var(--black);
}
.problem-list li {
  border-top: 1px solid var(--line);
  padding: 18px 0;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.problem-list li:last-child { border-bottom: 1px solid var(--line); }
.side-panel {
  padding: 40px;
  background: var(--cloud);
  border: 1px solid var(--line);
}
.side-panel h3 {
  font-family: "Barlow Condensed", sans-serif;
  font-size: 34px;
  line-height: 1.05;
  text-transform: uppercase;
  margin: 0 0 14px;
}
.side-panel p { font-size: 15px; color: var(--muted); }
.problems-section { background: var(--cloud); }
.two-column { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }
.two-column.tight { gap: 48px; }
.faq-section { background: var(--white); }
.faq-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 64px;
  align-items: start;
}
.faq-list details { border-bottom: 1px solid var(--line); padding: 18px 0; }
.faq-list details:first-child { border-top: 1px solid var(--line); }
.faq-list summary {
  cursor: pointer;
  list-style: none;
  font-weight: 700;
  font-size: 15px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after {
  content: "+";
  font-size: 22px;
  color: var(--black);
  font-weight: 400;
}
.faq-list details[open] summary::after { content: "−"; }
.faq-list p { color: var(--muted); max-width: 640px; font-size: 14px; margin: 12px 0 2px; }

.simple-page { max-width: 760px; margin: auto; }
.simple-page h2 {
  font-family: "Barlow Condensed", sans-serif;
  font-size: 36px;
  text-transform: uppercase;
  margin: 32px 0 10px;
}
.simple-page p, .simple-page li {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.8;
}
.about-pullquote {
  font-family: "Barlow Condensed", sans-serif;
  font-size: clamp(32px, 4.5vw, 52px);
  line-height: 1.05;
  text-transform: uppercase;
  border-left: 2px solid var(--black);
  padding-left: 22px;
  margin: 36px 0;
  color: var(--ink);
}
.closing-cta {
  background: var(--black);
  color: var(--white);
  padding: 72px 0;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.closing-cta .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 28px;
}
.closing-cta h2 {
  font-family: "Barlow Condensed", sans-serif;
  font-size: clamp(36px, 4.8vw, 64px);
  line-height: 0.95;
  text-transform: uppercase;
  margin: 0 0 10px;
}
.closing-cta p { color: rgba(255,255,255,0.62); margin: 0; font-size: 15px; }
.contact-page { padding: 88px 0; }
.contact-phone { margin-top: 28px; font-size: 15px; font-weight: 600; }
.contact-phone.muted { color: var(--muted); font-weight: 500; }
.privacy-note { font-size: 12px; color: var(--muted); }
.mobile-bottom-cta { display: none; }

@media (max-width: 1100px) {
  .process-grid { grid-template-columns: repeat(3, 1fr); gap: 24px; border-top: 0; }
  .process-step { border-right: 0; border-top: 1px solid var(--line); padding-top: 24px; }
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .portfolio-grid.large { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 900px) {
  .container { width: min(var(--max), calc(100% - 40px)); }
  .header-inner { height: 70px; }
  .infra-wordmark { width: 132px; }
  .hero-copy { padding: 56px 0 0; }
  .hero-grid { gap: 24px; }
  .hero { padding-bottom: 40px; }
  .main-nav {
    display: none;
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--charcoal);
    padding: 12px 20px 24px;
    border-bottom: 1px solid rgba(255,255,255,0.12);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    margin: 0;
  }
  .main-nav.open { display: flex; }
  .nav-item { width: 100%; }
  .nav-link, .nav-trigger {
    width: 100%;
    text-align: left;
    padding: 14px 8px;
    font-size: 13px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
  }
  .dropdown {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    display: none;
    border: 0;
    background: transparent;
    padding: 0 0 8px 12px;
    min-width: 0;
    pointer-events: auto;
  }
  .dropdown-panel {
    background: transparent;
    border: 0;
    padding: 0;
  }
  .nav-item.open .dropdown { display: block; }
  .dropdown-link { padding: 10px 8px; border-bottom: 0; }
  .desktop-cta { display: none; }
  .mobile-only-cta {
    display: inline-flex;
    margin-top: 12px;
    width: 100%;
  }
  .mobile-toggle { display: flex; }
  .approach-grid, .location-grid,
  .estimate-grid, .service-detail-grid, .faq-grid, .two-column {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .hero h1 { max-width: none; font-size: clamp(52px, 12vw, 88px); }
  .section { padding: 72px 0; }
  .portfolio-grid, .portfolio-grid.large, .service-grid {
    grid-template-columns: 1fr;
  }
  .process-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .footer-brand { grid-column: 1 / -1; }
  .closing-cta .container { flex-direction: column; align-items: flex-start; }
  .page-heading { padding: 72px 0 64px; }
}

@media (max-width: 560px) {
  .container { width: calc(100% - 32px); }
  .brand-sub small { display: none; }
  .infra-wordmark { width: 110px; }
  .hero-copy { padding: 48px 0 0; }
  .hero-grid { gap: 20px; }
  .hero { padding-bottom: 28px; }
  .hero-media { max-width: 100%; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .button { width: 100%; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .process-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { display: block; }
  .footer-bottom span { display: block; margin-bottom: 8px; }
  .estimate-form, .side-panel, .location-panel { padding: 24px; }
  .mobile-bottom-cta {
    display: block;
    position: sticky;
    bottom: 0;
    z-index: 950;
    background: var(--black);
    text-align: center;
    color: var(--white);
    padding: 14px;
    font-size: 11px;
    letter-spacing: 0.14em;
    font-weight: 800;
    text-transform: uppercase;
    border-top: 1px solid rgba(255,255,255,0.14);
  }
  .mobile-bottom-cta a { display: block; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    transition: none !important;
    animation: none !important;
  }
}