/* Existing project palette from main.css: blue navigation, orange action.
   Material and edging swatches continue to use the catalogue's real colors. */
.site-home,.client-mode { --radius:6px; --shadow:none; font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif; }
.site-home { background:var(--card-bg); overflow-y:auto!important; }
.flat-header,.flat-footer { width:min(960px,calc(100% - 40px)); margin:0 auto; display:flex; justify-content:space-between; align-items:center; gap:20px; flex-shrink:0; padding:20px 0; font-size:13px; }
.flat-header { border-bottom:1px solid var(--border); }
.site-brand { display:flex; gap:10px; align-items:center; font-size:17px; font-weight:650; color:var(--primary); }
.flat-header a { color:var(--primary); text-decoration:none; padding:8px 12px; border:1px solid var(--border); border-radius:6px; }
.flat-start { width:min(540px,calc(100% - 40px)); margin:clamp(32px,7vh,72px) auto; flex:1; }
.flat-path { display:inline-block; padding:7px 10px; border-radius:4px; background:var(--primary-pale); color:var(--primary); font-size:12px; margin-bottom:22px; }
.flat-start h1 { font-size:44px; letter-spacing:-1.6px; line-height:1.13; font-weight:700; color:var(--primary); margin:0 0 20px; }
.flat-description { font-size:16px; line-height:1.65; color:var(--text-muted); margin-bottom:28px; max-width:470px; }
.site-cta { display:flex; align-items:center; justify-content:center; gap:12px; width:100%; min-height:48px; padding:13px 20px; font-family:inherit; font-size:15px; font-weight:600; line-height:1.4; border:1px solid transparent; border-radius:6px; background:var(--accent); color:var(--text); cursor:pointer; }
.site-cta:hover { filter:brightness(.96); }
.site-cta:disabled { opacity:.55; cursor:wait; }
.flat-measure { border-top:1px solid var(--border); border-bottom:1px solid var(--border); margin-top:28px; }
.flat-measure summary { font-size:14px; padding:16px 0; cursor:pointer; color:var(--primary); }
.flat-measure p { font-size:13px; line-height:1.65; margin:0 0 16px; color:var(--text-muted); }
.flat-note,.flat-saved { font-size:12px; line-height:1.65; margin-top:16px; color:var(--text-muted); }
.flat-saved { color:var(--primary); }
.flat-footer { border-top:1px solid var(--border); font-size:12px; }
.flat-footer a { color:var(--text-muted); text-underline-offset:3px; }
.flat-start .error-msg { margin-top:12px; }
.flat-header nav { display:flex; flex-wrap:wrap; justify-content:flex-end; gap:8px; }
.flat-header nav [data-custom-nav] { display:contents; }
.flat-process { margin-top:28px; padding:16px 0; border-top:1px solid var(--border); }
.flat-process h2 { margin:0 0 7px; color:var(--primary); font-size:16px; }
.flat-process p { margin:0; color:var(--text-muted); font-size:13px; line-height:1.6; }
.flat-trust-link { display:inline-block; min-height:44px; padding:11px 0; margin-top:12px; color:var(--primary-lt); text-underline-offset:3px; }
[data-section][hidden],.objects-page section[hidden] { display:none!important; }
.objects-page { height:auto; min-height:100vh; overflow:auto; background:var(--card-bg); color:var(--text); font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif; }
.objects-page .site-brand { text-decoration:none; }
.objects-main { width:min(960px,calc(100% - 40px)); margin:36px auto 50px; }
.objects-main h1 { max-width:720px; color:var(--primary); font-size:clamp(32px,5vw,46px); line-height:1.15; letter-spacing:-1px; }
.objects-intro { max-width:670px; margin:16px 0 36px; font-size:16px; line-height:1.65; color:var(--text-muted); }
.objects-main section { margin:34px 0; }
.objects-heading { display:flex; align-items:center; justify-content:space-between; gap:14px; border-top:1px solid var(--border); padding-top:14px; margin-bottom:14px; }
.objects-heading h2 { margin:0; color:var(--primary); font-size:18px; }
.carousel-controls { display:flex; align-items:center; gap:8px; white-space:nowrap; color:var(--text-muted); font-size:13px; }
.carousel-controls button { width:44px; height:44px; border:1px solid var(--border); border-radius:5px; background:#fff; color:var(--primary); font-size:28px; cursor:pointer; }
.carousel-controls button:disabled { opacity:.35; cursor:default; }
.objects-carousel figure { margin:0; }
.objects-carousel img,.objects-carousel video,.objects-carousel iframe,.video-placeholder { display:block; width:100%; height:min(58vw,540px); min-height:250px; object-fit:contain; background:#eef1f4; border:1px solid var(--border); border-radius:5px; }
.objects-carousel iframe { border:0; aspect-ratio:16/9; }
.objects-carousel figcaption { font-size:14px; line-height:1.5; color:var(--text-muted); padding:10px 0; }
.video-placeholder { display:grid; place-items:center; }
.video-placeholder button { min-height:48px; padding:10px 20px; border:0; border-radius:5px; background:var(--accent); color:var(--text); font-weight:600; cursor:pointer; }
.objects-drive,.objects-action a { color:var(--primary-lt); text-underline-offset:3px; }
.objects-drive { display:inline-block; padding:12px 0; min-height:44px; }
.objects-action { margin:28px 0; font-size:16px; }
#site-seller { border-top:1px solid var(--border); padding-top:18px; }
#site-seller h2 { color:var(--primary); font-size:18px; }
#site-seller dl>div { display:grid; grid-template-columns:minmax(120px,200px) 1fr; gap:10px; padding:8px 0; border-bottom:1px solid var(--border); font-size:14px; }
#site-seller dt { color:var(--text-muted); }
#site-seller dd { margin:0; overflow-wrap:anywhere; }
.objects-page :focus-visible { outline:2px solid var(--primary-lt); outline-offset:3px; }
.home-media { margin-top:24px; }
.home-media .objects-carousel img,.home-media .objects-carousel video,.home-media .objects-carousel iframe,.home-media .video-placeholder { height:min(48vw,380px); min-height:210px; }
.page-text-section { border-top:1px solid var(--border); padding-top:18px; }
.page-text-section h2 { color:var(--primary); font-size:19px; }
.page-text-section p { white-space:pre-line; line-height:1.7; color:var(--text-muted); max-width:740px; }
.checkout-seller { font-size:14px; line-height:1.5; color:var(--text-muted); }
.checkout-seller strong { color:var(--primary); }
.flat-footer { flex-wrap:wrap; }

/* Главная 1.6.2 — производственный каталог на модульной сетке. */
.landing-header,.site-home>.flat-footer,.landing-main { width:min(1180px,calc(100% - 56px)); }
.landing-header { min-height:72px; padding:10px 0; border-bottom:1px solid var(--border); }
.landing-header .site-brand { padding:0; border:0; letter-spacing:-.25px; }
.landing-header .site-brand>span { display:grid; gap:2px; }
.landing-header .site-brand strong { color:var(--primary); font-size:15px; line-height:1.1; }
.landing-header .site-brand small { color:var(--text-muted); font-size:9px; font-weight:500; letter-spacing:0; }
.landing-header nav { gap:24px; }
.landing-header nav a { padding:10px 0; border:0; color:var(--text-muted); font-size:12px; }
.landing-header nav a:hover { color:var(--primary); }
.landing-header nav .landing-header__action { padding:10px 16px; border:1px solid var(--primary); color:var(--primary); }
.landing-main { margin:0 auto; padding:0 0 72px; }
.landing-main h2 { max-width:17ch; margin:0; color:var(--primary); font-size:clamp(34px,4.1vw,52px); line-height:1.03; letter-spacing:-.05em; font-weight:620; }
.landing-kicker,.landing-section-note,.landing-closing__meta { margin:0 0 22px; color:var(--primary-lt); font-size:11px; font-weight:650; line-height:1.35; }
.landing-section-note { display:flex; align-items:center; gap:10px; }
.landing-section-note::before { content:''; width:32px; height:1px; background:currentColor; }
.landing-hero { display:grid; grid-template-columns:5fr 7fr; gap:56px; align-items:stretch; min-height:620px; }
.landing-hero__copy { align-self:center; max-width:470px; padding:64px 0 54px; }
.landing-hero h1 { margin:0; color:var(--primary); font-size:clamp(54px,5.6vw,76px); line-height:.94; letter-spacing:-.068em; font-weight:650; }
.landing-hero__scope { margin:17px 0 0; color:var(--primary); font-size:16px; line-height:1.4; font-weight:560; }
.landing-lead { max-width:440px; margin:24px 0; color:var(--text-muted); font-size:14px; line-height:1.72; }
.landing-hero__facts { display:grid; grid-template-columns:1fr 1fr; gap:0; max-width:390px; margin:0 0 24px; border-top:1px solid var(--border); border-bottom:1px solid var(--border); }
.landing-hero__facts p { display:grid; gap:3px; margin:0; padding:13px 18px 13px 0; }
.landing-hero__facts p+p { padding-left:18px; border-left:1px solid var(--border); }
.landing-hero__facts strong { color:var(--primary); font-size:17px; font-weight:650; }
.landing-hero__facts span { color:var(--text-muted); font-size:10px; }
.landing-hero__actions { display:flex; align-items:center; gap:22px; }
.landing-hero__actions>a { display:flex; align-items:center; min-height:44px; color:var(--primary); font-size:12px; text-underline-offset:4px; }
.site-cta--hero { width:auto; min-width:210px; min-height:50px; padding:13px 22px; font-size:13px; }
.landing-note { max-width:410px; margin:13px 0 0; color:var(--text-muted); font-size:10px; line-height:1.55; }
.landing-hero__image { position:relative; min-height:620px; margin:0; overflow:hidden; background:var(--primary-pale); }
.landing-hero__image img { display:block; width:100%; height:100%; min-height:620px; object-fit:cover; }
.landing-photo-label { position:absolute; z-index:3; top:22px; left:22px; padding:7px 10px; background:var(--primary); color:#fff; font-size:9px; }
.landing-hero__frame { position:absolute; z-index:2; inset:22px; border:1px solid rgba(255,255,255,.76); pointer-events:none; }
.landing-hero__frame::before,.landing-hero__frame::after { content:''; position:absolute; background:rgba(255,255,255,.76); }
.landing-hero__frame::before { top:0; bottom:0; left:62%; width:1px; }
.landing-hero__frame::after { left:0; right:0; top:58%; height:1px; }
.landing-hero__image figcaption { position:absolute; z-index:4; left:22px; right:22px; bottom:22px; display:grid; grid-template-columns:1fr auto; gap:24px; align-items:center; padding:16px 18px; background:rgba(26,58,92,.94); color:#fff; }
.landing-hero__caption { display:grid; gap:3px; min-width:0; font-size:12px; }
.landing-hero__caption small { color:#b8d3ed; font-size:9px; }
.landing-hero__image figcaption dl { display:grid; grid-template-columns:repeat(2,auto); gap:22px; margin:0; }
.landing-hero__image figcaption dl div { display:grid; gap:2px; }
.landing-hero__image figcaption dt { color:#b8d3ed; font-size:8px; }
.landing-hero__image figcaption dd { margin:0; font-size:11px; white-space:nowrap; }
.landing-proof { display:grid; grid-template-columns:repeat(4,1fr); margin:0 0 112px; border-top:1px solid var(--border); border-bottom:1px solid var(--border); }
.landing-proof>div { min-height:104px; display:flex; flex-direction:column; justify-content:center; gap:6px; padding:20px 28px; border-right:1px solid var(--border); }
.landing-proof>div:first-child { padding-left:0; }
.landing-proof>div:last-child { border-right:0; }
.landing-proof strong { color:var(--primary); font-size:26px; line-height:1; letter-spacing:-.045em; font-weight:620; font-variant-numeric:tabular-nums; }
.landing-proof span { color:var(--text-muted); font-size:10px; line-height:1.4; }
.landing-materials { margin-bottom:112px; scroll-margin-top:20px; }
.landing-materials>header>div,.landing-works header>div { display:grid; grid-template-columns:7fr 5fr; gap:56px; align-items:end; margin-bottom:38px; }
.landing-materials>header p,.landing-works header p { max-width:46ch; margin:0; color:var(--text-muted); font-size:13px; line-height:1.7; }
.landing-materials__list { display:grid; grid-template-columns:repeat(3,1fr); gap:0; border-top:1px solid var(--border); }
.landing-materials__list article { position:relative; padding:29px 34px 0 0; }
.landing-materials__list article+article { padding-left:34px; border-left:1px solid var(--border); }
.landing-materials__list article::before { content:''; position:absolute; top:-1px; left:0; width:44px; height:3px; background:var(--primary-lt); }
.landing-materials__list article+article::before { left:34px; }
.landing-materials__list h3 { margin:0 0 11px; color:var(--primary); font-size:16px; line-height:1.3; font-weight:650; }
.landing-materials__list p { margin:0; color:var(--text-muted); font-size:11px; line-height:1.65; }
.landing-production { display:grid; grid-template-columns:5fr 7fr; gap:72px; align-items:center; margin:0 0 112px; padding:88px 0; background:#f2f5f4; box-shadow:0 0 0 100vmax #f2f5f4; clip-path:inset(0 -100vmax); scroll-margin-top:20px; }
.landing-production__intro>p:not(.landing-section-note) { max-width:42ch; color:var(--text-muted); font-size:13px; line-height:1.7; }
.landing-production__intro ul { display:grid; gap:15px; margin:30px 0 0; padding:0; list-style:none; }
.landing-production__intro li { display:grid; gap:4px; padding-left:24px; position:relative; font-size:11px; }
.landing-production__intro li::before { content:''; position:absolute; top:6px; left:0; width:9px; height:9px; border:2px solid var(--primary-lt); }
.landing-production__intro li strong { color:var(--primary); font-size:12px; }
.landing-production__intro li span { color:var(--text-muted); line-height:1.5; }
.landing-calculator-card { padding:30px; background:#fff; border:1px solid var(--border); }
.landing-calculator-card>p { margin:0 0 18px; color:var(--primary); font-size:14px; font-weight:650; }
.landing-calculator-card__types { display:grid; grid-template-columns:repeat(3,1fr); margin-bottom:24px; border:1px solid var(--border); }
.landing-calculator-card__types span { padding:12px 6px; text-align:center; color:var(--text-muted); font-size:10px; border-right:1px solid var(--border); }
.landing-calculator-card__types span:first-child { background:var(--primary-pale); color:var(--primary); }
.landing-calculator-card__types span:last-child { border-right:0; }
.landing-calculator-card dl { margin:0 0 22px; border-top:1px solid var(--border); }
.landing-calculator-card dl>div { display:grid; grid-template-columns:112px 1fr; gap:16px; padding:12px 0; border-bottom:1px solid var(--border); font-size:10px; }
.landing-calculator-card dt { color:var(--text-muted); }
.landing-calculator-card dd { margin:0; color:var(--primary); }
.landing-calculator-card .site-cta { min-height:48px; font-size:12px; }
.landing-calculator-card>small { display:block; margin-top:10px; color:var(--text-muted); font-size:8px; text-align:center; }
.landing-works { margin-bottom:120px; scroll-margin-top:20px; }
.landing-works__grid { display:grid; grid-template-columns:7fr 5fr; gap:26px; align-items:start; }
.landing-works__grid figure { margin:0; min-width:0; }
.landing-works__grid figure+figure { margin-top:88px; }
.landing-works__grid img { display:block; width:100%; height:430px; object-fit:cover; }
.landing-works__grid figure+figure img { height:342px; }
.landing-works__grid figcaption { display:grid; grid-template-columns:78px 1fr; gap:4px 16px; padding:15px 0; border-bottom:1px solid var(--border); color:var(--primary); font-size:11px; }
.landing-works__grid figcaption small { grid-row:1/3; color:var(--text-muted); font-size:9px; }
.landing-works__grid figcaption strong { font-size:13px; }
.landing-works__grid figcaption span { color:var(--text-muted); }
.landing-link { display:inline-flex; align-items:center; min-height:44px; margin-top:12px; color:var(--primary-lt); font-size:11px; text-underline-offset:4px; }
.landing-safety { display:grid; grid-template-columns:7fr 5fr; gap:62px; align-items:center; margin-bottom:112px; }
.landing-safety figure { margin:0; }
.landing-safety figure img { display:block; width:100%; height:480px; object-fit:cover; }
.landing-safety figure figcaption { margin-top:9px; color:var(--text-muted); font-size:9px; }
.landing-safety>div>p:not(.landing-section-note) { max-width:43ch; color:var(--text-muted); font-size:12px; line-height:1.7; }
.landing-safety dl { margin:28px 0 0; border-top:2px solid var(--primary); }
.landing-safety dl>div { display:grid; grid-template-columns:1fr 1fr; gap:20px; padding:12px 0; border-bottom:1px solid var(--border); font-size:10px; }
.landing-safety dt { color:var(--text-muted); }
.landing-safety dd { margin:0; color:var(--primary); text-align:right; }
.landing-process { margin-bottom:112px; }
.landing-process ol { display:grid; grid-template-columns:repeat(4,1fr); margin:34px 0 0; padding:0; list-style:none; border-top:2px solid var(--primary); border-bottom:1px solid var(--border); }
.landing-process li { min-height:180px; padding:24px 28px 22px 0; }
.landing-process li+li { padding-left:28px; border-left:1px solid var(--border); }
.landing-process li span { color:var(--primary-lt); font-size:10px; font-variant-numeric:tabular-nums; }
.landing-process li h3 { margin:24px 0 8px; color:var(--primary); font-size:14px; line-height:1.3; }
.landing-process li p { margin:0; color:var(--text-muted); font-size:10px; line-height:1.6; }
.landing-reviews { display:grid; grid-template-columns:4fr 8fr; gap:64px; margin:0 0 112px; padding:78px 0; background:#f2f5f4; box-shadow:0 0 0 100vmax #f2f5f4; clip-path:inset(0 -100vmax); scroll-margin-top:20px; }
.landing-reviews header>p { max-width:39ch; color:var(--text-muted); font-size:11px; line-height:1.65; }
.landing-reviews__list { border-top:2px solid var(--primary); }
.landing-reviews blockquote { display:grid; grid-template-columns:minmax(0,1fr) 150px; gap:28px; align-items:start; margin:0; padding:19px 0; border-bottom:1px solid var(--border); }
.landing-reviews blockquote p { margin:0; color:var(--primary); font-size:16px; line-height:1.4; letter-spacing:-.018em; }
.landing-reviews blockquote footer { color:var(--text-muted); font-size:9px; line-height:1.5; }
.landing-reviews blockquote a { color:var(--primary-lt); text-underline-offset:3px; }
.landing-economy { display:grid; grid-template-columns:4fr 8fr; gap:64px; margin-bottom:34px; scroll-margin-top:20px; }
.landing-economy header>p { max-width:40ch; color:var(--text-muted); font-size:11px; line-height:1.65; }
.landing-economy__details { border-top:2px solid var(--primary); }
.landing-economy__details details { border-bottom:1px solid var(--border); }
.landing-economy__details summary { display:grid; grid-template-columns:1fr auto; align-items:center; min-height:62px; color:var(--primary); font-size:12px; font-weight:620; cursor:pointer; list-style:none; }
.landing-economy__details summary::-webkit-details-marker { display:none; }
.landing-economy__details summary::after { content:'+'; color:var(--primary-lt); font-size:19px; font-weight:400; }
.landing-economy__details details[open] summary::after { content:'−'; }
.landing-economy__details details p { max-width:70ch; margin:0; padding:0 42px 20px 0; color:var(--text-muted); font-size:11px; line-height:1.7; }
.landing-measure { width:calc(66.66% - 22px); margin:0 0 96px auto; border-bottom:1px solid var(--border); }
.landing-measure summary { min-height:62px; display:flex; align-items:center; color:var(--primary); font-size:12px; font-weight:620; cursor:pointer; }
.landing-measure>div { display:grid; grid-template-columns:1fr 1fr; gap:28px; padding:0 0 20px; }
.landing-measure p { margin:0; color:var(--text-muted); font-size:10px; line-height:1.65; }
.landing-closing { display:grid; grid-template-columns:minmax(0,1fr) auto; gap:48px; align-items:end; padding:72px 0; background:var(--primary); color:#fff; box-shadow:0 0 0 100vmax var(--primary); clip-path:inset(0 -100vmax); }
.landing-closing__meta { color:#b8d3ed; }
.landing-closing h2 { max-width:640px; color:#fff; }
.landing-closing p:not(.landing-closing__meta) { max-width:55ch; margin:16px 0 0; color:#dce7f0; font-size:12px; line-height:1.65; }
.landing-closing .site-cta { background:var(--accent); color:var(--text); }
.site-home .home-media { width:min(960px,100%); margin:58px auto 0; }
.site-home>.flat-footer { margin-top:auto; padding:22px 0; }
.site-home>.flat-footer .site-brand { padding:0; border:0; }
@media(max-width:960px) {
  .landing-header,.site-home>.flat-footer,.landing-main { width:min(100% - 36px,1180px); }
  .landing-header nav a:not(.landing-header__action) { display:none; }
  .landing-hero { grid-template-columns:1fr; gap:0; min-height:0; }
  .landing-hero__copy { max-width:680px; padding:56px 0 44px; }
  .landing-hero__image,.landing-hero__image img { min-height:520px; }
  .landing-proof { margin-top:0; }
  .landing-production { grid-template-columns:1fr 1fr; gap:40px; }
  .landing-works__grid img { height:360px; }
  .landing-works__grid figure+figure img { height:300px; }
  .landing-safety { gap:40px; }
  .landing-reviews,.landing-economy { grid-template-columns:1fr; gap:34px; }
}
@media(max-width:640px) {
  .landing-header,.site-home>.flat-footer,.landing-main { width:min(100% - 28px,1180px); }
  .landing-header .site-brand small { display:none; }
  .landing-header nav .landing-header__action { min-height:44px; display:flex; align-items:center; }
  .landing-main h2 { font-size:36px; }
  .landing-hero__copy { padding:36px 0 34px; }
  .landing-hero h1 { font-size:48px; }
  .landing-hero__scope { font-size:14px; }
  .landing-lead { font-size:14px; }
  .landing-hero__actions { align-items:stretch; flex-direction:column; gap:4px; }
  .site-cta--hero { width:100%; }
  .landing-hero__actions>a { justify-content:center; }
  .landing-hero__image,.landing-hero__image img { min-height:390px; }
  .landing-photo-label { top:14px; left:14px; }
  .landing-hero__frame { inset:14px; }
  .landing-hero__image figcaption { left:14px; right:14px; bottom:14px; grid-template-columns:1fr; gap:10px; padding:13px 14px; }
  .landing-hero__image figcaption dl { gap:24px; }
  .landing-proof { grid-template-columns:1fr 1fr; margin-bottom:76px; }
  .landing-proof>div,.landing-proof>div:first-child { min-height:90px; padding:15px 12px; }
  .landing-proof>div:nth-child(2) { border-right:0; }
  .landing-proof>div:nth-child(-n+2) { border-bottom:1px solid var(--border); }
  .landing-materials { margin-bottom:76px; }
  .landing-materials>header>div,.landing-works header>div { grid-template-columns:1fr; gap:16px; margin-bottom:28px; }
  .landing-materials__list { grid-template-columns:1fr; }
  .landing-materials__list article,.landing-materials__list article+article { padding:24px 0; border-left:0; border-bottom:1px solid var(--border); }
  .landing-materials__list article+article::before { left:0; }
  .landing-production { grid-template-columns:1fr; gap:34px; margin-bottom:76px; padding:62px 0; }
  .landing-calculator-card { padding:21px; }
  .landing-calculator-card dl>div { grid-template-columns:92px 1fr; }
  .landing-works { margin-bottom:82px; }
  .landing-works__grid { grid-template-columns:1fr; gap:30px; }
  .landing-works__grid figure+figure { margin-top:0; }
  .landing-works__grid img,.landing-works__grid figure+figure img { height:285px; }
  .landing-works__grid figcaption { grid-template-columns:66px 1fr; }
  .landing-safety { grid-template-columns:1fr; gap:32px; margin-bottom:78px; }
  .landing-safety figure img { height:300px; }
  .landing-process { margin-bottom:76px; }
  .landing-process ol { grid-template-columns:1fr 1fr; }
  .landing-process li,.landing-process li+li { min-height:190px; padding:20px 14px 20px 0; border-left:0; border-bottom:1px solid var(--border); }
  .landing-process li:nth-child(even) { padding-left:14px; border-left:1px solid var(--border); }
  .landing-reviews { margin-bottom:76px; padding:62px 0; }
  .landing-reviews blockquote { grid-template-columns:1fr; gap:10px; }
  .landing-economy { margin-bottom:0; }
  .landing-measure { width:100%; margin-bottom:76px; }
  .landing-measure>div { grid-template-columns:1fr; gap:10px; }
  .landing-closing { grid-template-columns:1fr; gap:30px; padding:60px 0; }
  .site-home>.flat-footer { align-items:flex-start; flex-direction:column; gap:12px; }
}

.client-mode .btn { border-radius:6px; box-shadow:none; font-family:inherit; }
.client-mode .btn:active { transform:none; }
.client-mode .btn--primary { background:var(--primary); }
.client-mode .btn--secondary { background:var(--card-bg); border-color:var(--border); color:var(--primary); }
.client-mode .btn--secondary:hover { background:var(--primary-pale); border-color:var(--primary-lt); }
.client-mode .app-header,.client-mode .editor-header { background:var(--primary); box-shadow:none; }
.client-mode .app-header .btn,.client-mode .editor-header .btn { color:var(--card-bg); }
.client-mode .editor-header #client-guide-btn { border:1px solid rgba(255,255,255,.28); }
.client-mode .editor-header #client-guide-btn:hover { background:rgba(255,255,255,.12); }
.client-mode .editor-tabs { background:var(--card-bg); counter-reset:step; }
.client-mode .editor-tab { color:var(--text-muted); counter-increment:step; transition:none; }
.client-mode .editor-tab::before { content:counter(step); display:inline-grid; place-items:center; width:20px; height:20px; border-radius:4px; background:var(--bg); font-size:10px; }
.client-mode .editor-tab.active { color:var(--primary); background:var(--primary-pale); border-bottom-color:var(--primary-lt); }
.client-mode .editor-tab.active::before { background:var(--primary); color:var(--card-bg); }
.client-mode .editor-tab:disabled { cursor:default; color:var(--text-muted); }
.client-mode .editor-tab:not(:disabled):hover { color:var(--primary); background:var(--primary-pale); }
.client-mode .editor-drawing { background:#c7c7c7; }
.client-mode .editor-options,.client-mode .editor-footer { background:var(--card-bg); }
.client-mode .editor-sidebar { background:var(--card-bg); border-right:1px solid var(--border); }
.client-mode .sidebar-item { color:var(--primary); }
.client-mode .sidebar-item.active { color:var(--card-bg); background:var(--primary); }
.client-mode .shape-btn { border-radius:5px; box-shadow:none; }
.client-mode .shape-btn.selected { border-color:var(--primary-lt); background:var(--primary-pale); box-shadow:inset 0 0 0 1px var(--primary-lt); }
.client-mode .field-input { border-radius:5px; min-height:40px; background:var(--card-bg); }
.client-mode .field-input:focus { border-color:var(--primary-lt); box-shadow:0 0 0 2px var(--primary-pale); }
.client-mode .dims-info { border-radius:4px; background:var(--bg); padding:8px; }
.client-mode .dims-info .info-row { flex-wrap:wrap; gap:2px 8px; font-size:11px; }
.client-mode .dims-info .info-row strong { font-variant-numeric:tabular-nums; }
.client-mode .editor-cost-value { color:var(--primary); }
.client-mode .options-title { color:var(--primary); }
.client-mode .editor-cost-main,.client-mode .editor-footer__cost { background:transparent; border:0; padding:0; border-radius:0; }
.client-mode #editor-save-btn { background:var(--accent); color:var(--text); border-color:transparent; }
.client-mode #editor-save-btn:hover { filter:brightness(.96); }
.client-mode .editor-footer #client-prev-step { color:var(--primary); }
.client-mode .drawing-detail-toggle,.client-mode .zoom-bar { box-shadow:none; border:1px solid var(--border); border-radius:5px; background:var(--card-bg); }
.client-mode .drawing-detail-toggle.active { background:var(--primary); color:var(--card-bg); }
.client-mode .material-card,.client-mode .install-card,.client-mode .window-card { border-radius:6px; box-shadow:none; }
.client-mode .window-card { border:1px solid var(--border); }
.client-mode .order-summary-bar { background:var(--primary); border-radius:6px; }
.client-mode .client-checkout { background:var(--bg); }
.client-mode .checkout-summary { background:var(--card-bg); border-radius:8px; }
.client-mode .checkout-layout h1,.client-mode .client-success h1,.client-mode .review-total strong { color:var(--primary); }
.client-mode .checkout-intro,.client-mode .client-success>p { color:var(--text-muted); }
.client-mode .site-eyebrow { color:var(--primary-lt); font-size:12px; letter-spacing:0; }
.client-mode .success-mark { background:var(--primary-pale); color:var(--primary); border-radius:12px; }
.client-mode .client-help { background:var(--card-bg); color:var(--text); border:1px solid var(--primary-lt); border-radius:8px; box-shadow:none; }
.client-mode .client-help .btn { color:var(--primary); }
.client-mode :focus-visible,.site-home :focus-visible { outline:2px solid var(--primary-lt); outline-offset:3px; }
@media(max-width:700px) {
  .flat-header,.flat-footer { padding:16px 0; }
  .flat-start { margin:32px auto; }
  .flat-start h1 { font-size:36px; letter-spacing:-1px; }
  .flat-description { font-size:15px; }
  .site-brand { font-size:15px; }
  .flat-header a { font-size:12px; }
  .flat-header nav { gap:4px; }
  .objects-main { margin-top:24px; }
  .objects-heading h2 { font-size:16px; }
  .objects-carousel img,.objects-carousel video,.objects-carousel iframe,.video-placeholder { height:62vw; min-height:210px; }
  #site-seller dl>div { grid-template-columns:1fr; gap:3px; }
  .client-mode .editor-tab::before { width:17px; height:17px; font-size:9px; }
}
@media(prefers-reduced-motion:reduce) { .client-mode *, .site-home * { scroll-behavior:auto!important; transition:none!important; } }

.client-mode .editor-header :focus-visible,.client-mode .app-header :focus-visible { outline-color:var(--card-bg); }

/* Mobile application layer. Shadows communicate floating controls, not decoration. */
.mobile-only { display:none!important; }
.client-step-menu { position:fixed; inset:auto 0 0; margin:0 auto; width:min(100%,540px); max-width:100%; max-height:85dvh; padding:16px 16px calc(16px + var(--safe-bottom)); border:0; border-radius:18px 18px 0 0; color:var(--text); background:var(--card-bg); box-shadow:0 -8px 32px rgba(26,58,92,.18); overflow-y:auto; overscroll-behavior:contain; }
.client-step-menu::backdrop { background:rgba(26,58,92,.38); }
.client-step-menu>header { display:flex; align-items:center; justify-content:space-between; gap:12px; margin-bottom:12px; }
.client-step-menu h2 { font-size:19px; color:var(--primary); }
#client-menu-close { width:44px; height:44px; border:0; border-radius:8px; background:var(--bg); color:var(--primary); font-size:25px; cursor:pointer; }
#client-menu-steps { display:grid; grid-template-columns:1fr 1fr; gap:8px; }
#client-menu-steps button { display:flex; gap:8px; align-items:center; min-height:52px; padding:8px; font-size:13px;font-weight:500;line-height:1.3; font-family:inherit; text-align:left; background:var(--bg); border:1px solid var(--border); border-radius:8px; color:var(--primary); cursor:pointer; }
#client-menu-steps button span { display:grid; place-items:center; flex:0 0 24px; height:24px; border-radius:6px; background:var(--card-bg); font-size:12px; }
#client-menu-steps button[aria-current=step] { border-color:var(--primary-lt); background:var(--primary-pale); }
#client-menu-steps button[aria-current=step] span { background:var(--primary); color:var(--card-bg); }
#client-menu-steps button:disabled { color:var(--text-muted); opacity:.6; cursor:default; }
.client-menu-actions { display:grid; gap:8px; margin:16px 0 8px; }
.client-step-menu .btn { min-height:48px; }

@media (max-width:700px), (pointer:coarse) and (max-width:950px) and (max-height:500px) {
  .client-mode { --mobile-dock-shadow:0 -3px 16px rgba(26,58,92,.10); }
  .client-mode #app,.client-mode .screen { height:var(--client-view-height,var(--app-height,100dvh)); }
  .client-mode .mobile-only { display:flex!important; }
  .client-mode #editor-tabs,.client-mode #editor-window-title,.client-mode .desktop-label { display:none!important; }
  .client-mode .editor-header { min-height:calc(48px + var(--safe-top)); padding:var(--safe-top) max(8px,var(--safe-right)) 0 max(8px,var(--safe-left)); }
  .client-mode .editor-header .btn,.client-mode #client-guide-btn { min-height:44px; }
  .client-mode #client-guide-btn { width:44px; }
  .client-mode .editor-header__info { justify-content:flex-start; }
  .client-mode .editor-header__total { display:none; }
  #client-mobile-step { font-size:13px; font-weight:600; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
  .client-mode .editor-header #editor-back-btn { font-size:12px; padding:8px; }
  .client-mode .editor-footer { position:relative; z-index:12; gap:6px; padding:7px max(8px,var(--safe-right)) calc(7px + var(--safe-bottom)) max(8px,var(--safe-left)); box-shadow:var(--mobile-dock-shadow); }
  .client-mode .editor-footer__cost { flex:1; min-width:0; }
  .client-mode .editor-cost-value { font-size:16px; }
  .client-mode .editor-area-badge,.client-mode .editor-dims-info { display:none; }
  .client-mode #client-step-menu-btn { display:flex; align-items:center; justify-content:center; width:48px; flex:0 0 48px; min-height:44px; padding:0; font-size:12px; color:var(--primary); background:var(--primary-pale); border:0; }
  .client-mode #client-prev-step { width:44px; flex:0 0 44px; min-height:44px; padding:0; font-size:20px; }
  .client-mode #editor-save-btn { min-width:100px; min-height:44px; max-width:150px; padding:10px 12px; font-size:13px; border-radius:9px; }
  .client-mode .field-input { min-height:44px; font-size:16px; }
  .client-mode .stepper__btn { min-width:44px; min-height:44px; padding:0; }
  .client-mode #dims-fields .field-label:has(.stepper__sign) { grid-column:1/-1; }
  .client-mode .zoom-btn { min-width:44px; height:44px; }
  .client-mode .zoom-bar { padding:2px 6px; gap:4px; }
  .client-mode .drawing-detail-toggle { min-height:44px; padding:8px 12px; }
  .client-mode .screen-footer { box-shadow:var(--mobile-dock-shadow); padding-bottom:calc(12px + var(--safe-bottom)); }
  .client-mode .window-card__actions .btn { min-height:44px; }
  .client-mode .app-header .btn { min-height:44px; }
  .client-mode .client-help { inset:auto 0 0; width:100%; max-width:540px; margin:0 auto; max-height:80dvh; overflow-y:auto; padding:24px 20px calc(20px + var(--safe-bottom)); border:0; border-radius:18px 18px 0 0; box-shadow:0 -8px 32px rgba(26,58,92,.18); }
  .client-mode .client-help .btn { width:100%; min-height:48px; background:var(--primary-pale); border-radius:8px; }
  .client-mode .help-close { width:44px; height:44px; }
  .client-mode.client-editor-visible #kb-dismiss-btn { display:none!important; }
  .client-mode #kb-dismiss-btn { width:44px; height:44px; background:var(--primary); }
  .client-mode.client-keyboard-open .editor-drawing { display:none; }
  .client-mode.client-keyboard-open .editor-body { display:flex!important; }
  .client-mode.client-keyboard-open .editor-options { width:100%!important; }
  .client-mode .editor-body,.client-mode .screen-content { overscroll-behavior-y:contain; scroll-padding:12px; }
  .client-mode button,.site-home button,.client-mode summary { touch-action:manipulation; -webkit-tap-highlight-color:transparent; }
  .client-mode .btn:active,.client-mode .site-cta:active { filter:brightness(.93); }
  .client-mode .field-consent { min-height:44px; }
}
@media(max-width:359px) {
  .client-mode #editor-save-btn { min-width:88px; padding:10px 7px; font-size:12px; }
  .client-mode .editor-cost-value { font-size:14px; }
  .client-mode .editor-header #editor-back-btn { font-size:0; width:44px; }
  .client-mode .editor-header #editor-back-btn::before { content:'←'; font-size:20px; }
}

@media (max-width:700px), (pointer:coarse) and (max-width:950px) and (max-height:500px) {
  .client-mode .editor-footer__cost { flex-direction:column; align-items:flex-start; gap:3px; }
  .client-mode .editor-cost-label { display:block; font-size:9px; line-height:1; }
  .client-mode.client-keyboard-open .editor-sidebar { display:none!important; }
}
@media (max-width:700px), (pointer:coarse) and (max-width:950px) and (max-height:500px) {
  .client-mode.client-keyboard-open { --safe-bottom:0px; }
  .client-mode.client-keyboard-open .editor-header { display:none; }
}
/* Confirmations are checkboxes, separate from the editor's on/off switches. */
.client-mode .field-consent input {
  appearance:auto; -webkit-appearance:checkbox; width:20px; height:20px;
  background:transparent; border-radius:3px; accent-color:var(--primary-lt);
}
.client-mode .field-consent input::after { display:none; }
@media (max-width:700px), (pointer:coarse) and (max-width:950px) and (max-height:500px) {
  .client-mode .stepper .field-input { padding-left:4px; padding-right:4px; border-radius:0; appearance:textfield; }
  .client-mode .stepper input::-webkit-inner-spin-button,.client-mode .stepper input::-webkit-outer-spin-button { -webkit-appearance:none; margin:0; }
}
@media(max-width:359px) {
  .client-mode #dims-fields { grid-template-columns:1fr; }
}

/* Project review: item, specification, price, then one route to contacts. */
.client-mode #screen-order-windows .screen-content { max-width:860px; padding:20px; }
.client-mode #screen-order-windows .app-header { gap:10px; }
.client-mode #screen-order-windows .app-header__center { min-width:0; }
.client-mode #screen-order-windows #ow-edit-info-btn { white-space:nowrap; }
.client-mode #screen-order-windows .screen-footer { max-width:860px; display:grid; grid-template-columns:minmax(0,1fr) minmax(190px,280px); align-items:center; gap:12px; padding:12px 20px calc(12px + var(--safe-bottom)); background:var(--card-bg); }
.client-mode #screen-order-windows .screen-footer__row,.client-mode #screen-order-windows .order-summary-bar { display:none; }
.client-mode .project-dock-total { flex-direction:column; gap:4px; min-width:0; }
.project-dock-total span { font-size:11px; color:var(--text-muted); }
.project-dock-total strong { font-size:24px; color:var(--primary); font-variant-numeric:tabular-nums; }
.client-mode #ow-submit-btn { background:var(--accent); color:var(--text); min-height:48px; font-size:14px; }
.client-mode .project-intro { font-size:14px; line-height:1.6; color:var(--text-muted); margin:0 0 16px; }
.project-window { border:1px solid var(--border); border-radius:8px; background:var(--card-bg); overflow:hidden; }
.project-window-top { display:grid; grid-template-columns:90px minmax(0,1fr) auto; gap:16px; align-items:center; padding:16px; }
.project-thumb { display:grid; place-items:center; height:100px; background:var(--bg); border-radius:5px; overflow:hidden; }
.project-thumb svg { width:100%; max-height:100px; }
.project-window-main { min-width:0; }
.project-window-main h2 { font-size:16px; color:var(--primary); margin:0 0 5px; overflow-wrap:anywhere; }
.project-window-main p { font-size:12px; color:var(--text-muted); line-height:1.5; overflow-wrap:anywhere; }
.project-size { display:block; font-size:13px; font-weight:500; margin:6px 0; }
.project-window-price { color:var(--primary); font-size:19px; white-space:nowrap; font-variant-numeric:tabular-nums; align-self:start; }
.project-window-details { border-top:1px solid var(--border); }
.project-window-details summary { min-height:44px; padding:13px 16px; font-size:13px; color:var(--primary-lt); cursor:pointer; }
.project-window-details[open] summary { border-bottom:1px solid var(--border); }
.project-full-drawing { background:var(--bg); padding:12px; }
.project-full-drawing svg { display:block; width:100%; height:auto; max-height:440px; }
.project-window-details dl { padding:4px 16px 12px; }
.project-window-details dl>div { display:grid; grid-template-columns:180px minmax(0,1fr); gap:12px; padding:10px 0; border-bottom:1px solid var(--border); font-size:13px; line-height:1.5; }
.project-window-details dl>div:last-child { border:0; }
.project-window-details dt { color:var(--text-muted); }
.project-window-details dd { margin:0; overflow-wrap:anywhere; white-space:pre-wrap; }
.project-window-actions { display:flex; align-items:center; gap:8px; padding:8px 12px; border-top:1px solid var(--border); }
.project-window-actions .btn { min-height:44px; padding:8px 12px; font-size:13px; }
.project-window-actions .js-del { margin-left:auto; color:var(--text-muted); }
.client-mode #client-project-add { margin-top:14px; }
.client-mode #client-project-add .btn { width:100%; min-height:48px; border:1px dashed var(--primary-lt); color:var(--primary); }
.project-empty { padding:28px 20px; background:var(--card-bg); border:1px solid var(--border); border-radius:8px; }
.project-empty h2 { font-size:20px; margin-bottom:12px; color:var(--primary); }
.project-empty p { font-size:14px; line-height:1.7; color:var(--text-muted); }
.project-draft { padding:14px; margin-bottom:16px; border:1px solid var(--primary-lt); border-radius:8px; background:var(--primary-pale); }
.project-draft strong { font-size:14px; color:var(--primary); }
.project-draft p { font-size:13px; margin-top:6px; line-height:1.5; }
.project-draft-actions { display:flex; gap:8px; margin-top:10px; }
.project-draft-actions .btn { min-height:44px; font-size:13px; }
@media(max-width:700px) {
  .client-mode #screen-order-windows .screen-content { padding:12px; }
  .client-mode #screen-order-windows .app-header { padding-left:8px; padding-right:8px; }
  .client-mode #screen-order-windows .app-header .btn { font-size:12px; padding:8px; }
  .client-mode #screen-order-windows .app-header__title { font-size:16px; }
  .client-mode #screen-order-windows .app-header__subtitle { font-size:10px; }
  .client-mode #screen-order-windows .screen-footer { grid-template-columns:minmax(0,1fr) minmax(0,1.45fr); padding:10px max(12px,var(--safe-right)) calc(10px + var(--safe-bottom)) max(12px,var(--safe-left)); gap:10px; }
  .client-mode #ow-submit-btn { font-size:13px; padding:10px; min-height:48px; white-space:normal; line-height:1.3; }
  .project-dock-total strong { font-size:20px; }
  .project-window-top { grid-template-columns:64px minmax(0,1fr); gap:10px 12px; padding:12px; }
  .project-thumb { height:86px; grid-row:span 2; }
  .project-thumb svg { max-height:86px; }
  .project-window-price { grid-column:2; font-size:19px; }
  .project-window-main h2 { font-size:15px; }
  .project-window-details dl>div { grid-template-columns:1fr; gap:4px; }
  .project-window-actions { gap:4px; padding:6px; }
  .project-window-actions .btn { padding:8px; font-size:12px; }
  .client-mode .project-intro { font-size:13px; margin-bottom:12px; }
}
.client-mode.client-project-visible #kb-dismiss-btn { display:none!important; }
.client-mode.client-project-visible .toast-container { top:auto; bottom:calc(88px + var(--safe-bottom)); }
.client-mode.client-project-visible .toast { pointer-events:none; }
.client-mode #screen-order-windows[data-project-empty=true] .project-dock-total { display:none!important; }
.client-mode #screen-order-windows[data-project-empty=true] #ow-submit-btn { grid-column:1/-1; }

/* Direct choices: visible shapes, readable selectors, all extras in one panel. */
.client-mode #shape-grid { grid-template-columns:repeat(4,minmax(0,1fr)); }
.client-mode select.field-input { background-color:var(--card-bg); background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24'%3E%3Cpath d='m6 9 6 6 6-6' fill='none' stroke='%231a3a5c' stroke-width='2'/%3E%3C/svg%3E"); background-repeat:no-repeat; background-position:right 10px center; padding-right:32px; cursor:pointer; border-color:var(--primary-lt); }
.client-mode select.field-input:disabled { background-image:none; background-color:var(--bg); border-color:transparent; color:var(--text-muted); opacity:1; cursor:default; padding-right:10px; -webkit-text-fill-color:var(--text-muted); }
.client-mode .hw-edge-replace-row { display:grid; grid-template-columns:1fr; gap:6px; align-items:start; }
.client-mode .hw-edge-replace-row select { width:100%; max-width:100%; min-width:0; }
.client-mode #editor-options .toggle-row { min-height:44px; }
.client-mode #editor-options input[type=checkbox] { appearance:auto; -webkit-appearance:checkbox; width:22px; height:22px; accent-color:var(--primary-lt); border-radius:3px; }
.client-mode #editor-options input[type=checkbox]::after { display:none; }
.client-mode #editor-options [hidden] { display:none!important; }
.client-mode #editor-options .extra-panel-header { margin-bottom:0; }
@media(max-width:700px) {
 .client-help { padding:16px; max-height:55dvh; overflow:auto; }
}

/* Screen-only contrast; the exported drawing and material colours stay unchanged. */
.client-mode .editor-svg-wrap svg path[fill-rule="evenodd"] { stroke:#555; stroke-width:1px; vector-effect:non-scaling-stroke; }
@media (min-width:1024px) and (pointer:fine) {
 .client-mode #editor-options .field-label { font-size:13px; gap:3px; margin-bottom:8px; }
 .client-mode #editor-options .field-input { min-height:32px; padding:6px 9px; font-size:13px; }
 .client-mode #editor-options select.field-input { padding-right:30px; }
 .client-mode #editor-options .options-section { padding:10px 12px; }
 .client-mode #editor-options .options-title { margin-bottom:7px; }
 .client-mode #editor-options .toggle-row { min-height:34px; padding:6px 0; margin-bottom:6px; font-size:13px; }
 .client-mode #editor-options input[type=checkbox] { width:18px; height:18px; }
 .client-mode .hw-item { grid-template-columns:36px minmax(0,1fr) auto; padding:7px 9px; }
 .client-mode .hw-item__photo { width:34px; height:34px; }
 .client-mode .hw-item__photo svg { width:32px; height:32px; }
 .client-mode .hw-item__name { font-size:13px; }
 .client-mode .hw-item__desc,.client-mode .hw-item__price { font-size:11px; }
}

@media(min-width:1024px) {
 .client-mode .editor-resize-handle { width:10px; background:#e0e4ea; }
 .client-mode .editor-resize-handle::before { content:'⋮'; position:absolute; top:50%; left:0; width:10px; text-align:center; color:var(--primary); font-size:20px; }
 .client-mode .editor-resize-handle:hover,.client-mode .editor-resize-handle:focus-visible,.client-mode .editor-resize-handle.is-dragging { background:#bacce4; outline:1px solid var(--primary-lt); outline-offset:-1px; }
}