/* ==========================================================
   Supreme Door LLC — site styles
   Brand: black / white / gray (from logo) + gold accent
   ========================================================== */

:root {
  /* Brand colors */
  --black: #0b0b0b;
  --ink: #141414;
  --charcoal: #1f1f1f;
  --gray-700: #3d3d3d;
  --gray-600: #5b5b5b;   /* body copy on white: 6.8:1 */
  --gray-400: #8c8c8c;   /* large text only */
  --gray-200: #e6e6e6;
  --gray-100: #f3f3f1;
  --white: #ffffff;
  --gold: #d4a82a;       /* fills + gold text on dark: 8.8:1 on black */
  --gold-hover: #e0b43c;
  --gold-ink: #8a6a0f;   /* gold text on light backgrounds: 5:1 */
  --error: #b42318;
  --success: #1f7a3a;

  /* Type */
  --font-head: "Poppins", system-ui, sans-serif;
  --font-body: "Open Sans", system-ui, sans-serif;

  /* Spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 16px;
  --space-4: 24px;
  --space-5: 32px;
  --space-6: 48px;
  --space-7: 64px;
  --space-8: 96px;

  --radius: 10px;
  --radius-lg: 16px;
  --container: 1200px;
  --header-h: 84px;
  --ease: cubic-bezier(.2, .7, .2, 1);
}

*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 16px); }

body {
  margin: 0;
  background: var(--white);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2, h3, h4 { font-family: var(--font-head); line-height: 1.15; margin: 0; color: var(--black); }
p { margin: 0; }

.container { width: min(100% - 32px, var(--container)); margin-inline: auto; }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

.skip-link {
  position: absolute; left: 16px; top: -60px; z-index: 200;
  background: var(--gold); color: var(--black); padding: 10px 16px;
  border-radius: var(--radius); font-weight: 700; text-decoration: none;
}
.skip-link:focus { top: 12px; }

:focus-visible { outline: 3px solid var(--gold); outline-offset: 3px; }

.icon { width: 20px; height: 20px; flex: none; }

/* ---------- Buttons ---------- */
.btn {
  white-space: nowrap;
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 48px; padding: 12px 24px;
  border-radius: var(--radius); border: 2px solid transparent;
  font-family: var(--font-head); font-weight: 600; font-size: 1rem;
  text-decoration: none; cursor: pointer;
  transition: background-color .18s var(--ease), color .18s var(--ease), border-color .18s var(--ease), transform .18s var(--ease);
}
.btn:active { transform: translateY(1px); }
.btn-gold { background: var(--gold); color: var(--black); box-shadow: 0 4px 0 #9c7a17; }
.btn-gold:hover { background: var(--gold-hover); }
.btn-dark { background: var(--black); color: var(--white); }
.btn-dark:hover { background: var(--charcoal); }
.btn-outline-light { border-color: rgba(255,255,255,.7); color: var(--white); }
.btn-outline-light:hover { background: var(--white); color: var(--black); }
.btn-outline-dark { border-color: var(--black); color: var(--black); }
.btn-outline-dark:hover { background: var(--black); color: var(--white); }
.btn-block { width: 100%; }

/* ---------- Eyebrow + section heads ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-head); font-weight: 600; font-size: .9rem;
  letter-spacing: .02em; color: var(--gold-ink);
}
.eyebrow::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--gold); }
.on-dark .eyebrow, .eyebrow.on-dark { color: var(--gold); }

.section { padding-block: var(--space-8); }
.section-alt { background: var(--gray-100); }
.section-dark { background: var(--black); color: #d9d9d9; }
.section-dark h2, .section-dark h3 { color: var(--white); }

.section-head { max-width: 720px; margin-bottom: var(--space-6); }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head h2 { font-size: clamp(1.75rem, 3.5vw, 2.5rem); margin-top: var(--space-2); }
.section-head p { margin-top: var(--space-3); color: var(--gray-600); font-size: 1.05rem; }
.section-dark .section-head p { color: #bdbdbd; }
.section-head-row { display: flex; align-items: end; justify-content: space-between; gap: var(--space-4); flex-wrap: wrap; max-width: none; }
.section-head-row > div { max-width: 640px; }

/* ---------- Top bar ---------- */
.topbar { background: var(--black); color: #d9d9d9; font-size: .875rem; }
.topbar .container { display: flex; justify-content: space-between; align-items: center; gap: var(--space-3); min-height: 40px; flex-wrap: wrap; }
.topbar-group { display: flex; align-items: center; gap: var(--space-4); flex-wrap: wrap; }
.topbar-item { display: inline-flex; align-items: center; gap: 6px; text-decoration: none; }
.topbar-item .icon { width: 16px; height: 16px; color: var(--gold); }
a.topbar-item:hover { color: var(--gold); }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.97);
  border-bottom: 1px solid var(--gray-200);
  backdrop-filter: saturate(1.4) blur(8px);
}
.site-header .container { display: flex; align-items: center; gap: var(--space-4); min-height: var(--header-h); }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; flex: none; }
.brand img { width: 64px; height: 64px; border-radius: 50%; border: 2px solid var(--black); }
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-text strong { font-family: var(--font-head); font-size: 1.15rem; letter-spacing: .01em; }
.brand-text span { font-size: .75rem; letter-spacing: .12em; text-transform: uppercase; color: var(--gray-600); }

.main-nav { margin-left: auto; }
.main-nav ul { list-style: none; display: flex; gap: var(--space-1); margin: 0; padding: 0; }
.main-nav a {
  display: block; padding: 10px 12px; border-radius: 8px;
  text-decoration: none; font-weight: 600; font-size: .95rem; color: var(--gray-700); white-space: nowrap;
  transition: color .15s, background-color .15s;
}
.main-nav a:hover { color: var(--black); background: var(--gray-100); }

.header-call { display: flex; flex-direction: column; text-decoration: none; line-height: 1.15; flex: none; }
.header-call span { font-size: .8rem; color: var(--gray-600); font-weight: 600; }
.header-call strong { font-family: var(--font-head); font-size: 1.3rem; }
.header-call:hover strong { color: var(--gold-ink); }

.nav-toggle {
  display: none; margin-left: auto; width: 48px; height: 48px;
  border: 1px solid var(--gray-200); border-radius: var(--radius); background: var(--white); cursor: pointer;
  align-items: center; justify-content: center;
}
.nav-toggle .icon { width: 24px; height: 24px; }

/* ---------- Hero ---------- */
.hero { position: relative; color: var(--white); isolation: isolate; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; z-index: -2; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; object-position: center 60%; }
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(90deg, rgba(8,8,8,.82) 0%, rgba(8,8,8,.6) 45%, rgba(8,8,8,.25) 100%);
}
.hero .container {
  display: flex; align-items: center;
  min-height: min(680px, calc(100vh - var(--header-h) - 40px));
  padding-block: var(--space-8);
}
.hero-copy { max-width: 680px; }
.hero h1 { color: var(--white); font-size: clamp(2.25rem, 5vw, 3.75rem); font-weight: 700; margin-top: var(--space-3); }
.hero h1 em { font-style: normal; color: var(--gold); }
.hero-lead { margin-top: var(--space-4); font-size: 1.125rem; color: #e2e2e2; max-width: 560px; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: var(--space-3); margin-top: var(--space-5); }
.hero-points { list-style: none; padding: 0; margin: var(--space-5) 0 0; display: flex; flex-wrap: wrap; gap: var(--space-2) var(--space-4); }
.hero-points li { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; font-size: .95rem; }
.hero-points .icon { color: var(--gold); }

/* ---------- Quote form ---------- */
.quote-card {
  background: var(--white); color: var(--ink);
  border-radius: var(--radius-lg); padding: var(--space-5);
  box-shadow: 0 24px 60px rgba(0,0,0,.35);
  border-top: 6px solid var(--gold);
}
.quote-card h2 { font-size: 1.35rem; }
.quote-card > p { color: var(--gray-600); font-size: .95rem; margin-top: 6px; }
.quote-form { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: var(--space-4); }
.field { display: flex; flex-direction: column; gap: 6px; }
.field.full { grid-column: 1 / -1; }
.field label { font-weight: 600; font-size: .875rem; color: var(--ink); }
.field label .req { color: var(--error); }
.field input, .field select, .field textarea {
  width: 100%; min-height: 48px; padding: 12px 14px;
  font: inherit; font-size: 1rem; color: var(--ink);
  background: var(--gray-100); border: 1.5px solid var(--gray-200); border-radius: 8px;
  transition: border-color .15s, background-color .15s;
}
.field textarea { min-height: 96px; resize: vertical; }
.field input:hover, .field select:hover, .field textarea:hover { border-color: #c9c9c9; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--black); background: var(--white); box-shadow: 0 0 0 3px rgba(212,168,42,.45); }
.field.invalid input, .field.invalid select { border-color: var(--error); }
.field-error { color: var(--error); font-size: .825rem; min-height: 0; }
.form-status { grid-column: 1 / -1; font-size: .95rem; font-weight: 600; }
.form-status.ok { color: var(--success); }
.form-status.err { color: var(--error); }
.form-note { grid-column: 1 / -1; font-size: .8rem; color: var(--gray-600); text-align: center; }
.quote-form .btn[aria-busy="true"] { opacity: .75; cursor: progress; }

/* ---------- Brands strip ---------- */
.brands { padding-block: var(--space-6); border-bottom: 1px solid var(--gray-200); }
.brands .container { display: flex; align-items: center; gap: var(--space-6); flex-wrap: wrap; justify-content: center; }
.brands-label { font-family: var(--font-head); font-weight: 600; color: var(--gray-600); text-align: center; }
.brand-logos { list-style: none; margin: 0; padding: 0; display: flex; align-items: center; justify-content: center; gap: var(--space-6); flex-wrap: wrap; }
.brand-logos img { width: auto; object-fit: contain; filter: grayscale(1); opacity: .75; transition: filter .2s, opacity .2s; }
.brand-logos .lm { height: 40px; }
.brand-logos .ch { height: 22px; }
.brand-logos .gn { height: 56px; }
.brand-more { font-family: var(--font-head); font-weight: 600; font-size: 1.35rem; color: var(--gray-600); white-space: nowrap; }
.brand-logos li:hover img { filter: none; opacity: 1; }

/* ---------- About + stats ---------- */
.about-top { max-width: 960px; }
.about-statement { font-size: clamp(1.6rem, 3.2vw, 2.4rem); font-weight: 700; line-height: 1.25; margin-top: var(--space-3); }

.stats { display: grid; grid-template-columns: 1.1fr repeat(3, 1fr); gap: var(--space-3); margin-top: var(--space-6); }
.stats .stat-photo { border-radius: var(--radius-lg); overflow: hidden; }
.stats .stat-photo img { width: 100%; height: auto; }
.stat {
  background: var(--gray-100); border-radius: var(--radius-lg); padding: var(--space-4);
  display: flex; flex-direction: column; justify-content: space-between; gap: var(--space-5);
}
.stat-num { font-family: var(--font-head); font-size: clamp(2.25rem, 4vw, 3rem); font-weight: 700; color: var(--black); line-height: 1; }
.stat-num small { font-size: .55em; }
.stat-label { font-family: var(--font-head); font-weight: 600; margin-top: 8px; }
.stat p { color: var(--gray-600); font-size: .95rem; }
.stat-gold { background: var(--black); }
.stat-gold .stat-num { color: var(--gold); }
.stat-gold .stat-label { color: var(--white); }
.stat-gold p { color: #bdbdbd; }

/* ---------- Services ---------- */
.services-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-3); }
.service-card {
  background: var(--white); border: 1px solid var(--gray-200); border-radius: var(--radius-lg);
  padding: var(--space-4); display: flex; flex-direction: column; gap: var(--space-3);
  transition: border-color .2s, transform .2s var(--ease);
}
.service-card:hover { border-color: var(--black); transform: translateY(-3px); }
.service-icon { width: 52px; height: 52px; border-radius: 12px; background: var(--black); color: var(--gold); display: grid; place-items: center; }
.service-icon .icon { width: 26px; height: 26px; }
.service-card h3 { font-size: 1.1rem; }
.service-card p { color: var(--gray-600); font-size: .95rem; }
.services-cta { margin-top: var(--space-5); display: flex; justify-content: center; gap: var(--space-3); flex-wrap: wrap; }

/* ---------- Residential / Commercial ---------- */
.split-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }
.split-card { background: var(--charcoal); border-radius: var(--radius-lg); overflow: hidden; display: flex; flex-direction: column; }
.split-card figure { margin: 0; aspect-ratio: 16 / 10; overflow: hidden; }
.split-card figure img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--ease); }
.split-card:hover figure img { transform: scale(1.03); }
.split-body { padding: var(--space-5); display: flex; flex-direction: column; gap: var(--space-3); flex: 1; }
.split-body .tag { font-family: var(--font-head); font-weight: 600; color: var(--gold); font-size: .9rem; letter-spacing: .08em; text-transform: uppercase; }
.split-body h3 { font-size: 1.6rem; }
.split-body p { color: #c4c4c4; }
.check-list { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 10px var(--space-3); }
.check-list li { display: flex; gap: 10px; align-items: flex-start; color: #e6e6e6; font-size: .95rem; }
.check-list .icon { color: var(--gold); width: 18px; height: 18px; margin-top: 3px; }
.split-body .btn { align-self: flex-start; margin-top: auto; }

/* ---------- Before / After ---------- */
.ba-wrap { display: grid; grid-template-columns: 1.4fr .6fr; gap: var(--space-5); align-items: center; }
.ba {
  --pos: 50%;
  position: relative; border-radius: var(--radius-lg); overflow: hidden; aspect-ratio: 4 / 3;
  background: var(--gray-200); user-select: none; touch-action: pan-y;
}
.ba img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; pointer-events: none; }
.ba .ba-after { clip-path: inset(0 0 0 var(--pos)); }
.ba-label {
  position: absolute; bottom: 16px; padding: 6px 14px; border-radius: 999px;
  font-family: var(--font-head); font-weight: 600; font-size: .9rem; pointer-events: none;
}
.ba-label.before { left: 16px; background: rgba(0,0,0,.75); color: var(--white); }
.ba-label.after { right: 16px; background: var(--gold); color: var(--black); }
.ba-divider { position: absolute; top: 0; bottom: 0; left: var(--pos); width: 3px; margin-left: -1.5px; background: var(--white); pointer-events: none; }
.ba-handle {
  position: absolute; top: 50%; left: var(--pos); transform: translate(-50%, -50%);
  width: 52px; height: 52px; border-radius: 50%; background: var(--white); color: var(--black);
  display: grid; place-items: center; box-shadow: 0 6px 18px rgba(0,0,0,.35); pointer-events: none;
}
.ba-range { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; cursor: ew-resize; margin: 0; }
.ba-range:focus-visible + .ba-handle { outline: 3px solid var(--gold); outline-offset: 3px; }
.ba-copy h3 { font-size: 1.4rem; }
.ba-copy p { color: var(--gray-600); margin-top: var(--space-3); }
.ba-copy .btn { margin-top: var(--space-4); }

/* ---------- Gallery ---------- */
.filters { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.filter-btn {
  min-height: 44px; padding: 8px 18px; border-radius: 999px; cursor: pointer;
  border: 1.5px solid var(--gray-200); background: var(--white); color: var(--gray-700);
  font-family: var(--font-head); font-weight: 600; font-size: .9rem;
  transition: background-color .15s, color .15s, border-color .15s;
}
.filter-btn:hover { border-color: var(--black); color: var(--black); }
.filter-btn[aria-pressed="true"] { background: var(--black); border-color: var(--black); color: var(--gold); }

.gallery { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-3); }
.gallery li[hidden] { display: none; }
.gallery button {
  display: block; width: 100%; padding: 0; border: 0; cursor: zoom-in; background: var(--gray-200);
  border-radius: var(--radius); overflow: hidden; aspect-ratio: 1; position: relative;
}
.gallery img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s var(--ease); }
.gallery button:hover img { transform: scale(1.05); }
.gallery .cap {
  position: absolute; left: 0; right: 0; bottom: 0; padding: 28px 12px 10px;
  background: linear-gradient(transparent, rgba(0,0,0,.8)); color: var(--white);
  font-size: .85rem; font-weight: 600; text-align: left;
}

.lightbox { border: 0; padding: 0; background: transparent; max-width: min(1100px, 94vw); width: 100%; }
.lightbox::backdrop { background: rgba(0,0,0,.88); }
.lightbox figure { margin: 0; }
.lightbox img { width: 100%; max-height: 80vh; object-fit: contain; border-radius: var(--radius); }
.lightbox figcaption { color: var(--white); text-align: center; margin-top: 12px; font-weight: 600; }
.lb-btn {
  position: fixed; width: 52px; height: 52px; border-radius: 50%; border: 0; cursor: pointer;
  background: var(--white); color: var(--black); display: grid; place-items: center;
}
.lb-btn:hover { background: var(--gold); }
.lb-close { top: 16px; right: 16px; }
.lb-prev { left: 16px; top: 50%; transform: translateY(-50%); }
.lb-next { right: 16px; top: 50%; transform: translateY(-50%); }

/* ---------- FAQ ---------- */
.faq-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: var(--space-7); align-items: start; }
.faq-aside { position: sticky; top: calc(var(--header-h) + 24px); }
.faq-aside p { color: var(--gray-600); margin-top: var(--space-3); }
.faq-aside .btn { margin-top: var(--space-4); }
.faq-list { display: grid; gap: var(--space-2); }
.faq-item { background: var(--white); border: 1px solid var(--gray-200); border-radius: var(--radius); }
.faq-item[open] { border-color: var(--black); }
.faq-item summary {
  list-style: none; cursor: pointer; padding: 18px 20px; min-height: 56px;
  display: flex; justify-content: space-between; align-items: center; gap: var(--space-3);
  font-family: var(--font-head); font-weight: 600; font-size: 1.02rem;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary .icon { transition: transform .2s var(--ease); color: var(--gold-ink); }
.faq-item[open] summary .icon { transform: rotate(45deg); }
.faq-item .answer { padding: 0 20px 20px; color: var(--gray-600); }

/* ---------- Contact / quote ---------- */
.contact { border-top: 6px solid var(--gold); }
.contact-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: var(--space-7); align-items: start; }
.contact-info h2 { font-size: clamp(1.75rem, 3.5vw, 2.5rem); margin-top: var(--space-2); }
.contact-info > p { margin-top: var(--space-3); color: #bdbdbd; font-size: 1.05rem; }
.contact-list { list-style: none; margin: var(--space-5) 0 0; padding: 0; display: grid; gap: var(--space-3); }
.contact-list li { display: flex; align-items: center; gap: var(--space-3); }
.contact-icon { width: 48px; height: 48px; border-radius: 12px; background: var(--charcoal); color: var(--gold); display: grid; place-items: center; flex: none; }
.contact-list div { display: flex; flex-direction: column; line-height: 1.3; min-width: 0; }
.contact-list span { font-size: .85rem; color: #a8a8a8; }
.contact-list a, .contact-list strong { color: var(--white); font-family: var(--font-head); font-weight: 600; font-size: 1.1rem; text-decoration: none; overflow-wrap: anywhere; }
.contact-list a:hover { color: var(--gold); }
.contact .quote-card { box-shadow: none; }
.contact .quote-card h2 { color: var(--black); }

/* ---------- Footer ---------- */
.site-footer { background: var(--black); color: #bdbdbd; padding-top: var(--space-7); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: var(--space-5); }
.footer-brand img { width: 96px; height: 96px; border-radius: 50%; }
.footer-brand p { margin-top: var(--space-3); max-width: 320px; }
.site-footer h3 { color: var(--white); font-size: 1rem; margin-bottom: var(--space-3); }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.site-footer a { text-decoration: none; }
.site-footer a:hover { color: var(--gold); }
.footer-contact li { display: flex; gap: 10px; align-items: flex-start; }
.footer-contact .icon { color: var(--gold); width: 18px; height: 18px; margin-top: 3px; }
.footer-bottom { margin-top: var(--space-6); border-top: 1px solid #2a2a2a; padding-block: var(--space-4); font-size: .875rem; display: flex; justify-content: space-between; gap: var(--space-3); flex-wrap: wrap; }

/* ---------- Mobile call bar ---------- */
.mobile-bar { display: none; }

/* ---------- Reveal motion ---------- */
.reveal { opacity: 0; transform: translateY(14px); transition: opacity .45s var(--ease), transform .45s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}

/* ==========================================================
   Responsive
   ========================================================== */
@media (max-width: 1280px) {
  .header-call { display: none; }
}

@media (max-width: 1100px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .stats { grid-template-columns: repeat(3, 1fr); }
  .stats .stat-photo { grid-column: 1 / -1; justify-self: center; width: 100%; max-width: 560px; }
  .gallery { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 960px) {
  :root { --header-h: 72px; }
  .nav-toggle { display: inline-flex; }
  .site-header .btn-gold { display: none; }
  .brand img { width: 52px; height: 52px; }
  .main-nav {
    position: absolute; top: 100%; left: 0; right: 0; margin: 0;
    background: var(--white); border-bottom: 1px solid var(--gray-200);
    box-shadow: 0 16px 30px rgba(0,0,0,.12);
    display: none;
  }
  .main-nav.open { display: block; }
  .main-nav ul { flex-direction: column; padding: var(--space-2) 16px var(--space-3); }
  .main-nav a { padding: 14px 12px; font-size: 1.05rem; }

  .hero .container { min-height: 0; padding-block: var(--space-7); }
  .contact-grid { grid-template-columns: 1fr; gap: var(--space-5); }
  .hero::before { background: linear-gradient(180deg, rgba(8,8,8,.72) 0%, rgba(8,8,8,.42) 55%, rgba(8,8,8,.68) 100%); }
  .split-grid, .ba-wrap, .faq-grid { grid-template-columns: 1fr; }
  .faq-aside { position: static; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .section { padding-block: var(--space-7); }
}

@media (max-width: 640px) {
  body { padding-bottom: 72px; }
  .topbar .hide-sm { display: none; }
  .brand-text span { display: none; }
  .quote-card { padding: var(--space-4); }
  .quote-form { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr; }
  .stat { gap: var(--space-3); }
  .check-list { grid-template-columns: 1fr; }
  .gallery { grid-template-columns: repeat(2, 1fr); gap: var(--space-2); }
  .gallery .cap { display: none; }
  .brand-logos { gap: var(--space-4); }
  .brand-logos .lm { height: 30px; }
  .brand-logos .ch { height: 16px; }
  .brand-logos .gn { height: 44px; }
  .brand-more { font-size: 1.1rem; }
  .footer-grid { grid-template-columns: 1fr; }
  .lb-prev, .lb-next { top: auto; bottom: 16px; transform: none; }

  .mobile-bar {
    display: grid; grid-template-columns: 1fr 1fr; gap: 8px;
    position: fixed; left: 0; right: 0; bottom: 0; z-index: 90;
    padding: 10px 12px calc(10px + env(safe-area-inset-bottom));
    background: var(--black); border-top: 1px solid #2a2a2a;
  }
  .mobile-bar .btn { min-height: 52px; padding-inline: 12px; }
}