/* ============================================================================
   RBM BUILDERS — styles
   Concept: "Drafting Table" — clean & modern, steel blue-grey, blueprint detail.
   Typography: Archivo (display), IBM Plex Sans (body), IBM Plex Mono (callouts).
   ============================================================================ */

:root {
  /* Surfaces */
  --paper:      #F4F6F8;   /* cool concrete white */
  --paper-2:    #EAEDF1;   /* section surface */
  --white:      #FFFFFF;

  /* Ink */
  --ink:        #14181D;   /* near-black, cool */
  --ink-soft:   #4C5762;   /* secondary text */
  --ink-faint:  #8A95A1;   /* captions */

  /* Steel (brand) */
  --steel:      #2E4C66;   /* primary deep steel */
  --steel-600:  #3A6086;   /* mid steel */
  --steel-400:  #6E8CA6;   /* light steel */
  --steel-tint: #DCE4EC;   /* pale steel fill */

  /* Lines */
  --line:       #D4DAE1;
  --line-strong:#B7C1CC;

  /* Type */
  --font-display: "Archivo", system-ui, sans-serif;
  --font-body:    "IBM Plex Sans", system-ui, sans-serif;
  --font-mono:    "IBM Plex Mono", ui-monospace, monospace;

  /* Layout */
  --container: 1200px;
  --pad-x: clamp(1.25rem, 4vw, 3rem);
  --section-pad: clamp(5rem, 10vw, 9rem);
  --radius: 10px;
  --radius-lg: 18px;

  --shadow: 0 2px 6px rgba(20,24,29,.04), 0 14px 34px rgba(20,24,29,.07);
  --shadow-lg: 0 4px 10px rgba(20,24,29,.05), 0 30px 70px rgba(46,76,102,.13);
}

/* ----------------------------- Reset ------------------------------------ */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}

body {
  font-family: var(--font-body);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; padding: 0; }
button { font: inherit; cursor: pointer; }

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

.skip-link {
  position: absolute; left: 1rem; top: -3rem;
  background: var(--steel); color: #fff; padding: .6rem 1rem;
  border-radius: var(--radius); z-index: 200; transition: top .2s;
}
.skip-link:focus { top: 1rem; }

:focus-visible {
  outline: 2px solid var(--steel-600);
  outline-offset: 3px;
  border-radius: 2px;
}

/* --------------------------- Typography --------------------------------- */
.eyebrow {
  font-family: var(--font-mono);
  font-size: .72rem;
  font-weight: 500;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--steel-600);
  display: inline-flex;
  align-items: center;
  gap: .65rem;
  margin-bottom: 1.25rem;
}
.eyebrow-dot {
  width: 7px; height: 7px; background: var(--steel); flex: none;
  box-shadow: 0 0 0 4px var(--steel-tint);
}
.eyebrow-light { color: var(--steel-400); }
.eyebrow-light .eyebrow-dot { background: var(--steel-400); box-shadow: 0 0 0 4px rgba(110,140,166,.2); }

.section-title {
  font-family: var(--font-display);
  font-variation-settings: "wdth" 118, "wght" 800;
  font-size: clamp(2rem, 4.4vw, 3.4rem);
  line-height: 1.02;
  letter-spacing: -.02em;
  color: var(--ink);
  text-wrap: balance;
}

.section-head { max-width: 60ch; margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.section-intro {
  margin-top: 1.1rem;
  font-size: 1.075rem;
  color: var(--ink-soft);
  max-width: 52ch;
}

/* ----------------------------- Buttons ---------------------------------- */
.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  font-family: var(--font-mono);
  font-size: .82rem;
  font-weight: 500;
  letter-spacing: .04em;
  padding: .95rem 1.6rem;
  border: 1px solid transparent;
  border-radius: var(--radius);
  transition: transform .18s ease, background .18s ease, box-shadow .18s ease, color .18s ease;
  white-space: nowrap;
}
.btn-primary {
  background: var(--steel);
  color: #fff;
  box-shadow: 0 6px 16px rgba(46,76,102,.22);
}
.btn-primary:hover { background: var(--steel-600); transform: translateY(-2px); box-shadow: 0 10px 24px rgba(46,76,102,.3); }
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line-strong);
}
.btn-ghost:hover { border-color: var(--steel); color: var(--steel); transform: translateY(-2px); }
.btn-ghost-label { color: var(--ink-faint); }
.btn-block { width: 100%; justify-content: center; padding-block: 1.1rem; }

/* ----------------------------- Header ----------------------------------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(244,246,248,.7);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: background .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.site-header.is-scrolled {
  background: rgba(244,246,248,.92);
  border-bottom-color: var(--line);
  box-shadow: 0 1px 0 rgba(20,24,29,.02), 0 6px 20px rgba(20,24,29,.05);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 76px;
}

.brand { display: inline-flex; align-items: center; gap: .7rem; }
.brand-mark {
  font-family: var(--font-display);
  font-variation-settings: "wdth" 120, "wght" 900;
  font-size: .95rem;
  letter-spacing: .02em;
  color: #fff;
  background: var(--steel);
  padding: .5rem .55rem;
  line-height: 1;
  border-radius: 6px;
}
.brand-text { display: flex; flex-direction: column; line-height: 1; }
.brand-name {
  font-family: var(--font-display);
  font-variation-settings: "wdth" 115, "wght" 800;
  font-size: 1.15rem;
  letter-spacing: -.01em;
  color: var(--ink);
}
.brand-sub {
  font-family: var(--font-mono);
  font-size: .58rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-top: 3px;
}

.nav { display: flex; align-items: center; gap: clamp(1rem, 2.4vw, 2.2rem); }
.nav > a {
  font-size: .95rem;
  color: var(--ink-soft);
  position: relative;
  transition: color .18s ease;
}
.nav > a:not(.nav-cta)::after {
  content: ""; position: absolute; left: 0; bottom: -6px;
  width: 0; height: 2px; background: var(--steel);
  transition: width .22s ease;
}
.nav > a:not(.nav-cta):hover { color: var(--ink); }
.nav > a:not(.nav-cta):hover::after { width: 100%; }
.nav > a.nav-cta {
  font-family: var(--font-mono);
  font-size: .8rem;
  color: #fff;
  background: var(--steel);
  padding: .6rem 1.1rem;
  border-radius: var(--radius);
  transition: background .18s ease;
}
.nav > a.nav-cta:hover { background: var(--steel-600); color: #fff; }

.nav-toggle {
  display: none;
  width: 44px; height: 44px;
  background: transparent; border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  flex-direction: column; align-items: center; justify-content: center; gap: 5px;
}
.nav-toggle span { width: 20px; height: 2px; background: var(--ink); transition: transform .25s ease, opacity .2s ease; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ----------------------------- Hero ------------------------------------- */
.hero {
  position: relative;
  padding-block: clamp(3rem, 7vw, 6rem) clamp(3.5rem, 7vw, 6rem);
  background:
    linear-gradient(180deg, var(--white) 0%, var(--paper) 100%);
  overflow: hidden;
}
.hero::before {
  /* faint blueprint grid */
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 64px 64px;
  opacity: .22;
  mask-image: radial-gradient(120% 90% at 80% 10%, #000 0%, transparent 70%);
  -webkit-mask-image: radial-gradient(120% 90% at 80% 10%, #000 0%, transparent 70%);
  pointer-events: none;
}
.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1.12fr;
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}

.hero-title {
  font-family: var(--font-display);
  font-variation-settings: "wdth" 122, "wght" 900;
  font-size: clamp(2.6rem, 7vw, 5rem);
  line-height: .96;
  letter-spacing: -.035em;
  color: var(--ink);
  margin-block: .25rem 1.5rem;
}
.accent-word { color: var(--steel); }
.hero-lede {
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  color: var(--ink-soft);
  max-width: 44ch;
  margin-bottom: 2rem;
}
.hero-lede em { color: var(--ink); font-style: italic; }

.hero-actions { display: flex; flex-wrap: wrap; gap: .85rem; margin-bottom: 2.5rem; }

.hero-tags {
  display: flex; flex-wrap: wrap; gap: .5rem .55rem;
  border-top: 1px solid var(--line);
  padding-top: 1.5rem;
}
.hero-tags li {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .03em;
  color: var(--steel);
  background: var(--steel-tint);
  padding: .4rem .7rem;
  border-radius: 100px;
}

/* Hero visual / drafting frame */
.hero-visual { position: relative; }
.photo-frame {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--paper-2);
  overflow: hidden;
}
.hero-photo { aspect-ratio: 4 / 3; box-shadow: var(--shadow-lg); }
.photo-frame img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 1; }

.photo-empty {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: .8rem; text-align: center; padding: 1rem;
  background:
    repeating-linear-gradient(135deg, var(--paper-2) 0 16px, #ECEFF3 16px 32px);
}
.photo-empty-code {
  font-family: var(--font-mono);
  font-size: .72rem; letter-spacing: .15em;
  color: #fff; background: var(--steel);
  padding: .3rem .55rem; border-radius: 3px;
}
.photo-empty-text {
  font-family: var(--font-mono);
  font-size: .8rem; line-height: 1.5;
  color: var(--ink-soft);
}
.grid-overlay {
  position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(46,76,102,.10) 1px, transparent 1px),
    linear-gradient(90deg, rgba(46,76,102,.10) 1px, transparent 1px);
  background-size: 32px 32px;
  mix-blend-mode: multiply;
}

/* Dimension lines (the signature drafting detail) */
.dim-line { position: relative; }
.dim-top {
  height: 22px; margin-bottom: 10px;
  border-left: 1px solid var(--steel-400);
  border-right: 1px solid var(--steel-400);
  display: flex; align-items: center; justify-content: center;
}
.dim-top::before {
  content: ""; position: absolute; left: 0; right: 0; top: 50%;
  height: 1px; background: var(--steel-400); z-index: 0;
}
.dim-label {
  position: relative; z-index: 1;
  font-family: var(--font-mono);
  font-size: .64rem; letter-spacing: .2em;
  color: var(--steel-600);
  background: var(--paper);
  padding: 0 .7rem;
}
.dim-side {
  position: absolute; top: 32px; bottom: 0; right: -22px; width: 22px;
  border-top: 1px solid var(--steel-400);
  border-bottom: 1px solid var(--steel-400);
}
.dim-side::before {
  content: ""; position: absolute; top: 0; bottom: 0; left: 50%;
  width: 1px; background: var(--steel-400);
}

/* ----------------------------- Trust strip ------------------------------ */
.strip { background: var(--steel); color: #fff; }
.strip-inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  padding-block: clamp(1.75rem, 3.5vw, 2.75rem);
}
.strip-item {
  display: flex; flex-direction: column; gap: .25rem;
  padding-left: 1.25rem;
  border-left: 1px solid rgba(255,255,255,.18);
}
.strip-num {
  font-family: var(--font-display);
  font-variation-settings: "wdth" 115, "wght" 800;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  line-height: 1;
  color: #fff;
}
.strip-cap {
  font-family: var(--font-mono);
  font-size: .72rem; letter-spacing: .06em;
  color: rgba(255,255,255,.66);
}

/* ----------------------------- Sections --------------------------------- */
.section { padding-block: var(--section-pad); }
.services { background: var(--paper); }
.process  { background: var(--white); border-block: 1px solid var(--line); }
.work     { background: var(--paper); }
.about    { background: var(--white); border-top: 1px solid var(--line); }

/* Services grid */
.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1rem, 1.6vw, 1.5rem);
}
.service-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: clamp(1.7rem, 2.8vw, 2.5rem);
  transition: border-color .2s ease, transform .25s ease, box-shadow .25s ease;
  position: relative;
  overflow: hidden;
}
.service-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--steel-tint);
}
.service-phase {
  font-family: var(--font-mono);
  font-size: .68rem; letter-spacing: .12em; text-transform: uppercase;
  color: var(--steel-600);
  display: block; margin-bottom: 1.1rem;
}
.service-name {
  font-family: var(--font-display);
  font-variation-settings: "wdth" 112, "wght" 700;
  font-size: 1.35rem;
  letter-spacing: -.01em;
  color: var(--ink);
  margin-bottom: .6rem;
}
.service-desc { font-size: .96rem; color: var(--ink-soft); }
.service-card::after {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0;
  width: 4px; transform: scaleY(0); transform-origin: top;
  background: var(--steel);
  transition: transform .3s ease;
}
.service-card:hover::after { transform: scaleY(1); }

/* Process */
.process-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: clamp(2.5rem, 5vw, 5rem);
  align-items: start;
}
.process-head { margin-bottom: 0; position: sticky; top: 110px; }
.steps { display: grid; gap: 0; }
.step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: clamp(1.25rem, 3vw, 2.25rem);
  padding-block: 1.75rem;
  border-top: 1px solid var(--line);
}
.step:first-child { border-top: 0; padding-top: 0; }
.step-num {
  font-family: var(--font-display);
  font-variation-settings: "wdth" 110, "wght" 800;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  color: var(--steel-400);
  line-height: 1;
}
.step-name {
  font-family: var(--font-display);
  font-variation-settings: "wdth" 112, "wght" 700;
  font-size: 1.4rem;
  color: var(--ink);
  margin-bottom: .4rem;
}
.step-body p { color: var(--ink-soft); max-width: 48ch; }

/* Work / gallery */
.gallery {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 200px;
  gap: 1rem;
}
.gallery-item { display: block; }
.gallery-item.gi-tall { grid-row: span 2; }
.gallery-item.gi-wide { grid-column: span 2; }
.gallery-item .photo-empty { position: absolute; inset: 0; }
.gallery-item figcaption {
  position: absolute; left: 0; right: 0; bottom: 0; z-index: 2;
  font-family: var(--font-mono);
  font-size: .74rem; letter-spacing: .03em;
  color: #fff;
  padding: .7rem .85rem;
  background: linear-gradient(0deg, rgba(20,24,29,.78), transparent);
}

/* About */
.about-grid {
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: clamp(2.5rem, 5vw, 5rem);
  align-items: start;
}
.about-lede {
  font-size: 1.2rem; color: var(--ink);
  margin-block: 1.25rem; max-width: 46ch;
}
.about-body { color: var(--ink-soft); max-width: 50ch; margin-bottom: 2rem; }
.about-points { display: grid; gap: .9rem; }
.about-points li {
  display: flex; align-items: center; gap: .85rem;
  font-size: 1rem; color: var(--ink);
}
.tick {
  width: 22px; height: 22px; flex: none; position: relative;
  border: 1px solid var(--steel); border-radius: 3px;
  background: var(--steel-tint);
}
.tick::after {
  content: ""; position: absolute; left: 7px; top: 3px;
  width: 5px; height: 10px;
  border: solid var(--steel); border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.about-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: clamp(1.6rem, 3vw, 2.25rem);
  box-shadow: var(--shadow);
}
.spec-list { display: grid; }
.spec-row {
  display: grid; grid-template-columns: 1fr 1.4fr; gap: 1rem;
  padding-block: .95rem;
  border-top: 1px solid var(--line);
  align-items: baseline;
}
.spec-row:first-child { border-top: 0; }
.spec-row dt {
  font-family: var(--font-mono);
  font-size: .72rem; letter-spacing: .08em; text-transform: uppercase;
  color: var(--ink-faint);
}
.spec-row dd { font-size: 1rem; color: var(--ink); font-weight: 500; }

/* ----------------------------- Contact ---------------------------------- */
.contact {
  background:
    radial-gradient(110% 120% at 85% -10%, #20374b 0%, transparent 55%),
    var(--ink);
  color: #fff;
  position: relative;
}
.contact::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(100% 80% at 90% 0%, #000, transparent 70%);
  -webkit-mask-image: radial-gradient(100% 80% at 90% 0%, #000, transparent 70%);
  pointer-events: none;
}
.contact-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2.5rem, 5vw, 5rem);
  align-items: start;
}
.contact .section-title { color: #fff; }
.contact-lede { color: rgba(255,255,255,.72); font-size: 1.1rem; max-width: 42ch; margin-block: 1rem 2.25rem; }

.contact-list { display: grid; gap: .25rem; }
.contact-list li {
  display: grid; grid-template-columns: 80px 1fr; gap: 1rem;
  align-items: baseline;
  padding-block: 1rem;
  border-top: 1px solid rgba(255,255,255,.12);
}
.contact-key {
  font-family: var(--font-mono);
  font-size: .72rem; letter-spacing: .12em; text-transform: uppercase;
  color: var(--steel-400);
}
.contact-list a, .contact-list span { color: #fff; font-size: 1.1rem; }
.contact-list a { transition: color .18s ease; }
.contact-list a:hover { color: var(--steel-400); }

/* Form */
.quote-form {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius-lg);
  padding: clamp(1.6rem, 3vw, 2.5rem);
  display: grid; gap: 1.1rem;
  backdrop-filter: blur(4px);
}
.field { display: grid; gap: .45rem; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
.field label {
  font-family: var(--font-mono);
  font-size: .72rem; letter-spacing: .08em; text-transform: uppercase;
  color: rgba(255,255,255,.65);
}
.field input, .field select, .field textarea {
  font: inherit; font-size: .98rem;
  color: #fff;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.16);
  border-radius: var(--radius);
  padding: .8rem .9rem;
  transition: border-color .18s ease, background .18s ease;
}
.field textarea { resize: vertical; min-height: 96px; }
.field input::placeholder, .field textarea::placeholder { color: rgba(255,255,255,.4); }
.field select option { color: #14181D; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--steel-400);
  background: rgba(255,255,255,.1);
}
.form-note {
  font-family: var(--font-mono);
  font-size: .72rem; letter-spacing: .03em;
  color: rgba(255,255,255,.55);
  text-align: center;
}
.form-note.is-ok { color: #8FD6A8; }

/* ----------------------------- Footer ----------------------------------- */
.site-footer {
  background: var(--paper-2);
  border-top: 1px solid var(--line);
  padding-block: clamp(2.5rem, 5vw, 3.5rem);
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 1.5rem 2rem;
  align-items: center;
}
.footer-brand { display: flex; align-items: center; gap: .9rem; }
.footer-name {
  font-family: var(--font-display);
  font-variation-settings: "wdth" 114, "wght" 800;
  font-size: 1.1rem; color: var(--ink);
}
.footer-tag { font-size: .9rem; color: var(--ink-soft); }
.footer-nav { display: flex; flex-wrap: wrap; gap: 1.25rem; justify-content: flex-end; }
.footer-nav a { font-size: .92rem; color: var(--ink-soft); transition: color .18s ease; }
.footer-nav a:hover { color: var(--steel); }
.footer-legal {
  grid-column: 1 / -1;
  border-top: 1px solid var(--line);
  padding-top: 1.5rem;
  font-family: var(--font-mono);
  font-size: .72rem; letter-spacing: .03em;
  color: var(--ink-faint);
}

/* ----------------------- Scroll reveal animation ------------------------ */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; }
}

/* ============================== Responsive ============================== */
@media (max-width: 940px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { max-width: 620px; margin-inline: auto; }
  .dim-side { display: none; }
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .process-grid { grid-template-columns: 1fr; }
  .process-head { position: static; }
  .about-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .gallery { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 180px; }
  .gallery-item.gi-wide { grid-column: span 2; }
}

@media (max-width: 680px) {
  /* Mobile nav */
  .nav {
    position: fixed; inset: 76px 0 auto 0;
    flex-direction: column; align-items: stretch;
    gap: 0;
    background: var(--white);
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-lg);
    padding: .5rem var(--pad-x) 1.25rem;
    transform: translateY(-120%);
    transition: transform .3s ease;
    z-index: 90;
  }
  .nav.is-open { transform: translateY(0); }
  .nav > a { padding-block: .95rem; border-top: 1px solid var(--line); }
  .nav > a:first-child { border-top: 0; }
  .nav > a:not(.nav-cta)::after { display: none; }
  .nav-cta { text-align: center; margin-top: .75rem; padding-block: .9rem; }
  .nav-toggle { display: flex; }

  .strip-inner { grid-template-columns: repeat(2, 1fr); gap: 1.5rem 1rem; }
  .service-grid { grid-template-columns: 1fr; }
  .field-row { grid-template-columns: 1fr; }
  .gallery { grid-template-columns: 1fr; grid-auto-rows: 220px; }
  .gallery-item.gi-tall, .gallery-item.gi-wide { grid-row: auto; grid-column: auto; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-nav { justify-content: flex-start; }
  .hero-title { font-size: clamp(2.6rem, 13vw, 3.6rem); }
}