/* ============================================================
   ANTEWEIGHT — Custom Road Cases & Flight Cases
   Brand system: Stage monochrome, Apple-style neutral greys
   near-black #1d1d1f · light grey #f5f5f7 · secondary #86868b
   ============================================================ */
:root {
  --ink: #1d1d1f;
  --ink-2: #2c2c2e;
  --ink-3: #424245;
  --paper: #f5f5f7;
  --white: #fbfbfd;
  --orange: #333336;      /* graphite accent */
  --orange-dark: #000000;
  --steel: #86868b;
  --steel-light: #a1a1a6;
  --line: #e8e8ed;
  --green: #5c7d6d;
  --radius: 10px;
  --shadow: 0 10px 30px rgba(20, 23, 28, 0.10);
  --font: "Inter", "Helvetica Neue", "PingFang SC", Arial, sans-serif;
  --font-display: "Barlow Condensed", "Arial Narrow", var(--font);
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: var(--font); color: var(--ink); background: var(--white); line-height: 1.55; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
.wrap { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

h1, h2, h3, .display { font-family: var(--font-display); letter-spacing: .3px; }
h1 { font-size: 52px; line-height: 1.08; text-transform: uppercase; font-weight: 800; }
h2.sec { font-size: 34px; text-transform: uppercase; font-weight: 800; }
.sec-head { display: flex; align-items: end; justify-content: space-between; margin-bottom: 28px; gap: 16px; }
.sec-head .kicker { color: var(--orange); font-weight: 700; font-size: 13px; letter-spacing: 2px; text-transform: uppercase; margin-bottom: 6px; }
.sec-head a.more { color: var(--orange); font-weight: 600; font-size: 14px; white-space: nowrap; }
section { padding: 64px 0; }

/* ---------- Buttons ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 26px; border-radius: 6px; font-weight: 700; font-size: 15px;
  border: 2px solid transparent; cursor: pointer; transition: .18s; font-family: var(--font); }
.btn-primary { background: var(--orange); color: #fff; }
.btn-primary:hover { background: var(--orange-dark); }
.btn-outline { border-color: var(--ink); color: var(--ink); background: transparent; }
.btn-outline:hover { background: var(--ink); color: #fff; }
.btn-outline-light { border-color: #fff; color: #fff; background: transparent; }
.btn-outline-light:hover { background: #fff; color: var(--ink); }
.btn-dark { background: var(--ink); color: #fff; }
.btn-dark:hover { background: var(--ink-3); }
.btn-sm { padding: 9px 16px; font-size: 13px; }
.btn-block { width: 100%; }

/* ---------- Topbar ---------- */
.topbar { background: var(--ink); color: var(--steel-light); font-size: 12.5px; }
.topbar .wrap { display: flex; justify-content: space-between; align-items: center; height: 36px; }
.topbar a { color: var(--steel-light); }
.topbar a:hover { color: #fff; }
.topbar .left, .topbar .right { display: flex; gap: 18px; align-items: center; }
.topbar .quote-link { color: #fff; font-weight: 700; }

/* ---------- Header / Nav ---------- */
header.site { position: sticky; top: 0; z-index: 50; background: #fff; border-bottom: 1px solid var(--line); }
header.site .wrap { display: flex; align-items: center; gap: 36px; height: 72px; }
.logo { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 800; font-size: 26px; letter-spacing: 1px; }
.logo .mark { width: 34px; height: 34px; background: var(--ink); color: #f5f5f7; border-radius: 7px;
  display: grid; place-items: center; font-size: 19px; font-weight: 900; }
.logo em { font-style: normal; color: var(--steel); }
nav.main { display: flex; gap: 26px; flex: 1; }
nav.main a { font-weight: 600; font-size: 14.5px; padding: 6px 0; border-bottom: 2px solid transparent; }
nav.main a:hover, nav.main a.active { color: var(--orange); border-bottom-color: var(--orange); }
.head-actions { display: flex; gap: 14px; align-items: center; }
.icon-btn { position: relative; width: 38px; height: 38px; display: grid; place-items: center;
  border-radius: 8px; font-size: 18px; }
.icon-btn:hover { background: var(--paper); }
.icon-btn .badge { position: absolute; top: 0; right: 0; background: var(--orange); color: #fff;
  font-size: 10px; font-weight: 700; min-width: 16px; height: 16px; border-radius: 8px;
  display: grid; place-items: center; }
/* 语言切换器（迭代-002）：外部 6 语种；zh-CN 仅账号鉴权后可见，不在此暴露 */
.lang-switch { height: 38px; padding: 0 8px; border: 1px solid var(--line); border-radius: 8px;
  background: #fff; color: inherit; font-size: 12px; font-weight: 700; cursor: pointer; }
.lang-switch:hover { border-color: var(--orange); }

/* ---------- Breadcrumb ---------- */
.crumbs { font-size: 13px; color: var(--steel); padding: 16px 0; }
.crumbs a:hover { color: var(--orange); }

/* ---------- Hero ---------- */
.hero { background: linear-gradient(105deg, #161617 0%, var(--ink) 55%, #48484a 100%); color: #fff; padding: 84px 0; position: relative; overflow: hidden; }
.hero::after { content: ""; position: absolute; right: -120px; top: -120px; width: 480px; height: 480px;
  border: 2px dashed rgba(255,255,255,.14); border-radius: 24px; transform: rotate(12deg); }
.hero .wrap { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; position: relative; z-index: 1; }
.hero .eyebrow { display: inline-flex; align-items: center; gap: 8px; background: rgba(255,255,255,.08);
  color: #d2d2d7; font-size: 12.5px; font-weight: 700; letter-spacing: 1.6px; text-transform: uppercase;
  padding: 7px 14px; border-radius: 999px; margin-bottom: 20px; }
.hero p.sub { color: var(--steel-light); font-size: 17px; margin: 18px 0 30px; max-width: 520px; }
.hero .ctas { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-visual { background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.12);
  border-radius: 16px; padding: 20px; }
.case-illu { aspect-ratio: 4/3; border-radius: 10px; background:
  repeating-linear-gradient(45deg, #2c2c2e 0 14px, #28282a 14px 28px); position: relative; overflow: hidden; }
.case-illu .lid { position: absolute; inset: 12% 8% auto 8%; height: 34%; background: #3a3a3c;
  border: 3px solid #58585c; border-radius: 8px 8px 2px 2px; }
.case-illu .body { position: absolute; inset: auto 8% 10% 8%; height: 42%; background: #333336;
  border: 3px solid #58585c; border-radius: 2px 2px 8px 8px; }
.case-illu .latch { position: absolute; width: 26px; height: 26px; background: #d2d2d7; border-radius: 5px; }
.case-illu .price-tag { position: absolute; right: 14px; bottom: 14px; background: #f5f5f7;
  color: var(--ink); font-weight: 800; font-family: var(--font-display); font-size: 22px;
  padding: 8px 16px; border-radius: 8px; box-shadow: var(--shadow); }
.hero-visual .cap { display: flex; justify-content: space-between; color: var(--steel); font-size: 12.5px; margin-top: 12px; }

/* ---------- Trust bar ---------- */
.trustbar { background: var(--paper); border-bottom: 1px solid var(--line); padding: 22px 0; }
.trustbar .wrap { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.trust-item { display: flex; gap: 12px; align-items: center; }
.trust-item .ico { width: 42px; height: 42px; border-radius: 10px; background: #fff; border: 1px solid var(--line);
  display: grid; place-items: center; font-size: 20px; }
.trust-item b { display: block; font-size: 14px; }
.trust-item span { font-size: 12.5px; color: var(--steel); }

/* ---------- Steps (configurator teaser) ---------- */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.step-card { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; position: relative; }
.step-card .num { font-family: var(--font-display); font-size: 44px; font-weight: 800; color: var(--steel); line-height: 1; }
.step-card h3 { margin: 10px 0 8px; font-size: 20px; text-transform: uppercase; }
.step-card p { font-size: 14px; color: #515154; }

/* ---------- Category grid ---------- */
.cat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.cat-card { border-radius: var(--radius); overflow: hidden; position: relative; color: #fff; min-height: 190px;
  display: flex; align-items: flex-end; padding: 20px; background: var(--ink-2); transition: .2s; }
.cat-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.cat-card .thumb { position: absolute; inset: 0; opacity: .85; background-size: cover; background-position: center; transition: transform .35s ease; }
.cat-card:hover .thumb { transform: scale(1.035); }
.cat-card .meta { position: relative; z-index: 1; }
.cat-card .meta b { font-family: var(--font-display); font-size: 22px; text-transform: uppercase; letter-spacing: .5px; }
.cat-card .meta span { display: block; font-size: 12.5px; color: var(--steel-light); }
.g1 { background: linear-gradient(160deg,#6e6e73,#1d1d1f); }
.g2 { background: linear-gradient(160deg,#48484a,#161617); }
.g3 { background: linear-gradient(160deg,#8e8e93,#3a3a3c); }
.g4 { background: linear-gradient(160deg,#57575b,#1d1d1f); }
.g5 { background: linear-gradient(160deg,#3a3a3c,#101012); }
.g6 { background: linear-gradient(160deg,#7c7c81,#2c2c2e); }
.application-grid .thumb::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(6,6,7,.82) 0%, rgba(6,6,7,.34) 52%, rgba(6,6,7,.08) 100%),
    linear-gradient(0deg, rgba(6,6,7,.88) 0%, rgba(6,6,7,0) 72%);
}
.application-grid .g1 { background-image: url("images/application-musician-v1.jpg"); }
.application-grid .g2 { background-image: url("images/application-dj-audio-v1.jpg"); }
.application-grid .g3 { background-image: url("images/application-lighting-v1.jpg"); }
.application-grid .g4 { background-image: url("images/application-broadcast-v1.jpg"); }
.application-grid .g5 { background-image: url("images/application-rack-v1.jpg"); }
.application-grid .g6 { background-image: url("images/application-utility-v1.jpg"); }

/* ---------- Product card ---------- */
.prod-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.prod-card { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: #fff; transition: .2s; display: flex; flex-direction: column; }
.prod-card:hover { box-shadow: var(--shadow); transform: translateY(-3px); }
.prod-thumb { aspect-ratio: 1/1; background: var(--paper); display: grid; place-items: center; position: relative; overflow: hidden; }
.prod-thumb > img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.76) contrast(1.04); transition: transform .3s ease; }
.prod-card:hover .prod-thumb > img { transform: scale(1.025); }
.prod-thumb .mini-case { width: 62%; aspect-ratio: 4/3; background: #2c2c2e; border-radius: 8px; border: 3px solid #55555a; position: relative; }
.prod-thumb .mini-case::before { content: ""; position: absolute; left: 6%; right: 6%; top: 38%; height: 4px; background: #55555a; }
.prod-thumb .mini-case::after { content: ""; position: absolute; left: 42%; top: 30%; width: 16%; height: 16%; background: #d2d2d7; border-radius: 4px; }
.prod-thumb .tag { position: absolute; top: 10px; left: 10px; background: var(--ink); color: #fff; font-size: 11px; font-weight: 700; padding: 4px 9px; border-radius: 4px; text-transform: uppercase; letter-spacing: .5px; }
.prod-thumb .tag.hot { background: #fff; color: var(--ink); border: 1px solid var(--line); }
.prod-info { padding: 16px; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.prod-info .name { font-weight: 700; font-size: 14.5px; }
.prod-info .dims { font-size: 12.5px; color: var(--steel); }
.prod-info .price-row { display: flex; align-items: center; justify-content: space-between; margin-top: auto; padding-top: 10px; }
.prod-info .price { font-family: var(--font-display); font-weight: 800; font-size: 22px; }
.prod-info .price small { font-size: 12px; color: var(--steel); font-family: var(--font); font-weight: 400; }

/* ---------- Dark band (factory) ---------- */
.band-dark { background: var(--ink); color: #fff; }
.band-dark .sec-head .kicker { color: #d2d2d7; }
.band-dark p.lead { color: var(--steel-light); max-width: 640px; }
.factory-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 32px; align-items: center; margin-top: 30px; }
.video-ph { aspect-ratio: 16/9; background: var(--ink-2); border: 1px solid var(--ink-3); border-radius: var(--radius);
  display: grid; place-items: center; position: relative; overflow: hidden; }
.video-ph::after { content: ""; position: absolute; inset: 0; background: linear-gradient(0deg, rgba(7,8,10,.62), rgba(7,8,10,.08) 70%); }
.video-ph > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; filter: saturate(.72) contrast(1.05); }
.video-ph .play { width: 72px; height: 72px; border-radius: 50%; background: #fff; display: grid; place-items: center; font-size: 26px; color: var(--ink); cursor: pointer; box-shadow: 0 0 0 12px rgba(255,255,255,.12); position: relative; z-index: 1; }
.video-ph .cap { position: absolute; z-index: 1; bottom: 14px; left: 16px; font-size: 13px; color: var(--steel-light); }
.home-gallery .thumb::after { content: ""; position: absolute; inset: 0; background: linear-gradient(0deg, rgba(7,8,10,.86), rgba(7,8,10,.04) 72%); }
.home-gallery .gallery-photo-1 { background-image: url("images/gallery-moving-head-fleet-v1.jpg"); }
.home-gallery .gallery-photo-2 { background-image: url("images/gallery-vintage-synth-v1.jpg"); }
.home-gallery .gallery-photo-3 { background-image: url("images/gallery-broadcast-racks-v1.jpg"); }
.spec-list li { display: flex; gap: 12px; padding: 13px 0; border-bottom: 1px solid var(--ink-3); font-size: 14.5px; color: var(--steel-light); }
.spec-list li b { color: #fff; min-width: 130px; }

/* ---------- Reviews ---------- */
.review-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.review-card { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.stars { color: #b89d5a; letter-spacing: 2px; font-size: 15px; }
.review-card p { font-size: 14px; margin: 10px 0 14px; color: #424245; }
.review-card .who { font-size: 12.5px; color: var(--steel); font-weight: 600; }
.score-banner { display: flex; align-items: center; gap: 16px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 22px; margin-bottom: 22px; }
.score-banner .score { font-family: var(--font-display); font-size: 40px; font-weight: 800; color: var(--green); }

/* ---------- CTA banner ---------- */
.cta-banner { background: linear-gradient(100deg, #161617 0%, #3a3a3c 100%); color: #fff; border-radius: 16px; padding: 44px; display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.cta-banner h2 { font-size: 32px; text-transform: uppercase; }
.cta-banner p { opacity: .88; margin-top: 6px; color: var(--steel-light); }
.cta-banner .btn { background: #fff; color: var(--ink); }
.cta-banner .btn:hover { background: #e8e8ed; }

/* 深色背景上的主按钮统一反白（单色系层级） */
.hero .btn-primary, .inline-cta .btn-primary, .side-card .btn-primary {
  background: #fff; color: var(--ink); }
.hero .btn-primary:hover, .inline-cta .btn-primary:hover, .side-card .btn-primary:hover {
  background: #e8e8ed; }

/* ---------- Footer ---------- */
footer.site { background: var(--ink); color: var(--steel); padding: 56px 0 28px; font-size: 13.5px; }
.foot-grid { display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: 32px; padding-bottom: 36px; border-bottom: 1px solid var(--ink-3); }
.foot-grid h4 { color: #fff; font-size: 14px; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 14px; }
.foot-grid li { margin-bottom: 9px; }
.foot-grid a:hover { color: var(--orange); }
.foot-brand p { margin: 12px 0 16px; max-width: 300px; }
.pay-icons { display: flex; gap: 8px; }
.pay-icons span { background: var(--ink-2); border: 1px solid var(--ink-3); border-radius: 4px; padding: 4px 10px; font-size: 11px; font-weight: 700; color: var(--steel-light); }
.foot-bottom { display: flex; justify-content: space-between; padding-top: 22px; flex-wrap: wrap; gap: 10px; }

/* ---------- Forms ---------- */
.field { margin-bottom: 18px; }
.field label { display: block; font-weight: 600; font-size: 13.5px; margin-bottom: 7px; }
.field label .req { color: var(--orange); }
.field input, .field select, .field textarea { width: 100%; padding: 12px 14px; border: 1.5px solid var(--line);
  border-radius: 8px; font-size: 14.5px; font-family: var(--font); background: #fff; transition: .15s; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--ink); box-shadow: 0 0 0 3px rgba(30,32,35,.10); }
.field .hint { font-size: 12px; color: var(--steel); margin-top: 5px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field-row-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.check-line { display: flex; gap: 10px; align-items: flex-start; font-size: 13.5px; margin: 14px 0; }
.check-line input { margin-top: 3px; accent-color: var(--orange); }

/* ---------- Configurator ---------- */
.cfg-layout { display: grid; grid-template-columns: 1fr 420px; gap: 28px; align-items: start; padding: 28px 0 100px; }
.cfg-steps-nav { display: flex; gap: 6px; margin-bottom: 24px; flex-wrap: wrap; }
.cfg-steps-nav .s { flex: 1; min-width: 110px; text-align: center; font-size: 12.5px; font-weight: 700; padding: 10px 6px;
  background: var(--paper); border: 1px solid var(--line); border-radius: 8px; color: var(--steel); cursor: pointer; }
.cfg-steps-nav .s.done { color: var(--green); border-color: var(--green); background: #eefaf4; }
.cfg-steps-nav .s.now { color: #fff; background: var(--ink); border-color: var(--ink); }
.cfg-panel { border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; margin-bottom: 20px; background: #fff; }
.cfg-panel h3 { font-size: 20px; text-transform: uppercase; margin-bottom: 4px; }
.cfg-panel .desc { font-size: 13px; color: var(--steel); margin-bottom: 18px; }
.opt-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.opt-grid.cols4 { grid-template-columns: repeat(4, 1fr); }
.opt-card { border: 2px solid var(--line); border-radius: 8px; padding: 14px; cursor: pointer; text-align: left; background: #fff; font-family: var(--font); transition: .15s; }
.opt-card:hover { border-color: var(--steel); }
.opt-card.sel { border-color: var(--ink); background: #f5f5f7; }
.opt-card b { display: block; font-size: 13.5px; }
.opt-card span { font-size: 12px; color: var(--steel); display: block; margin-top: 3px; }
.opt-card .p { color: var(--orange); font-weight: 700; font-size: 12.5px; margin-top: 6px; display: block; }
.swatches { display: flex; gap: 10px; flex-wrap: wrap; }
.swatch { width: 44px; height: 44px; border-radius: 8px; border: 2px solid var(--line); cursor: pointer; position: relative; }
.swatch.sel { border-color: var(--ink); box-shadow: 0 0 0 3px rgba(30,32,35,.22); }
.swatch.sel::after { content: "✓"; position: absolute; inset: 0; display: grid; place-items: center; color: #fff; font-weight: 800; text-shadow: 0 1px 3px rgba(0,0,0,.6); }
.dim-inputs { display: grid; grid-template-columns: repeat(3, 1fr) auto; gap: 14px; align-items: end; }
.unit-toggle { display: inline-flex; border: 1.5px solid var(--line); border-radius: 8px; overflow: hidden; }
.unit-toggle button { padding: 11px 16px; border: none; background: #fff; font-weight: 700; font-size: 13px; cursor: pointer; font-family: var(--font); }
.unit-toggle button.on { background: var(--ink); color: #fff; }

/* Sticky summary */
.cfg-summary { position: sticky; top: 92px; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: #fff; box-shadow: var(--shadow); }
.cfg-summary .preview { background: var(--ink-2); padding: 22px; }
.cfg-preview-case { margin: 0 auto; width: 82%; aspect-ratio: 4/3; border-radius: 10px; border: 4px solid #58585c; background: #2c2c2e; position: relative; transition: .2s; }
.cfg-preview-case::before { content: ""; position: absolute; left: 5%; right: 5%; top: 40%; height: 5px; background: rgba(255,255,255,.22); }
.cfg-preview-case .h1, .cfg-preview-case .h2 { position: absolute; top: 30%; width: 13%; height: 17%; background: #d2d2d7; border-radius: 4px; }
.cfg-preview-case .h1 { left: 12%; } .cfg-preview-case .h2 { right: 12%; }
.cfg-preview-case .lt { position: absolute; left: 44%; top: 32%; width: 12%; height: 14%; background: #f5f5f7; border-radius: 3px; }
.cfg-summary .preview .dims-cap { text-align: center; color: var(--steel); font-size: 12.5px; margin-top: 14px; }
.sum-body { padding: 20px 22px; }
.sum-lines { font-size: 13.5px; }
.sum-lines .row { display: flex; justify-content: space-between; padding: 8px 0; border-bottom: 1px dashed var(--line); }
.sum-lines .row span:first-child { color: var(--steel); }
.sum-total { display: flex; justify-content: space-between; align-items: baseline; padding: 16px 0 6px; }
.sum-total .lbl { font-weight: 700; }
.sum-total .val { font-family: var(--font-display); font-size: 38px; font-weight: 800; color: var(--orange); }
.sum-note { font-size: 11.5px; color: var(--steel); margin-bottom: 14px; }
.lead-time { background: #eef2ef; color: var(--green); font-size: 12.5px; font-weight: 600; padding: 8px 12px; border-radius: 6px; margin-bottom: 14px; text-align: center; }

/* ---------- Collection / PLP ---------- */
.plp-hero { background: linear-gradient(120deg, #161617, #3a3a3c); color: #fff; padding: 48px 0; }
.plp-hero p { color: var(--steel-light); max-width: 640px; margin-top: 10px; }
.chips { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 22px; }
.chip { border: 1.5px solid rgba(255,255,255,.3); color: #fff; padding: 7px 16px; border-radius: 999px; font-size: 13px; font-weight: 600; cursor: pointer; }
.chip.on, .chip:hover { background: #fff; border-color: #fff; color: var(--ink); }
.plp-layout { display: grid; grid-template-columns: 240px 1fr; gap: 30px; padding: 36px 0 70px; }
.filters h4 { font-size: 13px; text-transform: uppercase; letter-spacing: 1px; margin: 20px 0 10px; }
.filters h4:first-child { margin-top: 0; }
.filters label { display: flex; gap: 8px; font-size: 13.5px; padding: 5px 0; color: #424245; cursor: pointer; }
.filters input { accent-color: var(--orange); }
.plp-toolbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; font-size: 13.5px; color: var(--steel); }
.plp-toolbar select { padding: 8px 12px; border: 1.5px solid var(--line); border-radius: 6px; font-family: var(--font); }
.inline-cta { grid-column: 1 / -1; background: var(--ink); color: #fff; border-radius: var(--radius); padding: 26px; display: flex; align-items: center; justify-content: space-between; gap: 18px; flex-wrap: wrap; }
.inline-cta b { font-family: var(--font-display); font-size: 24px; text-transform: uppercase; }
.inline-cta span { display: block; color: var(--steel-light); font-size: 13.5px; margin-top: 4px; }

/* ---------- PDP ---------- */
.pdp { display: grid; grid-template-columns: 1.05fr .95fr; gap: 40px; padding: 20px 0 60px; }
.pdp > * { min-width: 0; }
.gallery-main { aspect-ratio: 1/1; background: var(--paper); border-radius: var(--radius); display: grid; place-items: center; border: 1px solid var(--line); }
.gallery-main .mini-case { width: 58%; aspect-ratio: 4/3; background: #2c2c2e; border-radius: 10px; border: 4px solid #55555a; position: relative; }
.gallery-main .mini-case::before { content: ""; position: absolute; left: 6%; right: 6%; top: 38%; height: 5px; background: #55555a; }
.gallery-main .mini-case::after { content: ""; position: absolute; left: 42%; top: 29%; width: 16%; height: 17%; background: #d2d2d7; border-radius: 5px; }
.gallery-thumbs { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 10px; margin-top: 12px; }
.gallery-thumbs div { min-width: 0; overflow-wrap: anywhere; aspect-ratio: 1/1; background: var(--paper); border: 1.5px solid var(--line); border-radius: 8px; display: grid; place-items: center; font-size: 11px; color: var(--steel); cursor: pointer; text-align: center; padding: 4px; }
.gallery-thumbs div.on { border-color: var(--orange); }
.pdp-buy .sku { color: var(--steel); font-size: 12.5px; letter-spacing: 1px; }
.pdp-buy h1 { font-size: 34px; margin: 6px 0 10px; }
.pdp-buy .rating { font-size: 13.5px; color: var(--steel); margin-bottom: 14px; }
.pdp-price { font-family: var(--font-display); font-size: 42px; font-weight: 800; }
.pdp-price small { font-size: 14px; font-family: var(--font); color: var(--green); font-weight: 600; margin-left: 10px; }
.feat-icons { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin: 18px 0; }
.feat-icons div { background: var(--paper); border: 1px solid var(--line); border-radius: 8px; padding: 12px 8px; text-align: center; font-size: 11.5px; font-weight: 600; }
.feat-icons div i { display: block; font-style: normal; font-size: 20px; margin-bottom: 5px; }
.qty-row { display: flex; gap: 12px; margin: 18px 0; }
.qty-box { display: inline-flex; align-items: center; border: 1.5px solid var(--line); border-radius: 6px; }
.qty-box button { width: 40px; height: 48px; border: none; background: none; font-size: 18px; cursor: pointer; }
.qty-box input { width: 44px; border: none; text-align: center; font-weight: 700; font-size: 15px; }
.pdp-note { font-size: 13px; color: var(--steel); display: flex; gap: 16px; flex-wrap: wrap; margin-top: 12px; }
.spec-table { width: 100%; border-collapse: collapse; font-size: 14px; margin-top: 16px; }
.spec-table th, .spec-table td { text-align: left; padding: 11px 14px; border: 1px solid var(--line); }
.spec-table th { background: var(--paper); width: 220px; font-weight: 600; }
.customize-band { background: var(--paper); border: 1.5px dashed var(--ink-3); border-radius: var(--radius); padding: 20px 24px; display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin: 26px 0; }

/* ---------- Quote page ---------- */
.quote-layout { display: grid; grid-template-columns: 1fr 360px; gap: 36px; padding: 36px 0 80px; align-items: start; }
.sla-head { background: var(--ink); color: #fff; border-radius: var(--radius); padding: 26px 30px; margin-bottom: 26px; display: flex; gap: 18px; align-items: center; }
.sla-head .clock { font-size: 40px; }
.sla-head b { font-family: var(--font-display); font-size: 24px; text-transform: uppercase; display: block; }
.sla-head span { color: var(--steel-light); font-size: 14px; }
.side-card { border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; margin-bottom: 18px; background: #fff; }
.side-card h4 { font-size: 15px; text-transform: uppercase; margin-bottom: 12px; }
.side-card li { display: flex; gap: 10px; font-size: 13.5px; padding: 7px 0; color: #424245; }
.side-card li::before { content: "✓"; color: var(--green); font-weight: 800; }
.upload-box { border: 2px dashed var(--line); border-radius: 8px; padding: 26px; text-align: center; color: var(--steel); font-size: 13.5px; cursor: pointer; }
.upload-box:hover { border-color: var(--orange); color: var(--orange); }
.process-steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 8px; margin-top: 18px; }
.process-steps div { background: var(--paper); border: 1px solid var(--line); border-radius: 8px; padding: 12px 10px; font-size: 11.5px; text-align: center; font-weight: 600; }
.process-steps div b { display: block; color: var(--ink); font-size: 16px; font-family: var(--font-display); }

/* ---------- Proto nav (prototype-only) ---------- */
.proto-nav { position: fixed; bottom: 18px; right: 18px; z-index: 99; background: var(--ink); color: #fff;
  border-radius: 10px; padding: 10px 14px; font-size: 12px; box-shadow: var(--shadow); opacity: .93; }
.proto-nav b { color: #d2d2d7; margin-right: 8px; }
.proto-nav a { color: var(--steel-light); margin: 0 5px; }
.proto-nav a:hover, .proto-nav a.here { color: #fff; text-decoration: underline; }

.compact-review-nav { display: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .hero .wrap, .cfg-layout, .pdp, .quote-layout, .factory-grid { grid-template-columns: 1fr; }
  .cfg-summary { position: static; }
  .prod-grid { grid-template-columns: repeat(2, 1fr); }
  .cat-grid, .review-grid, .steps { grid-template-columns: repeat(2, 1fr); }
  .trustbar .wrap { grid-template-columns: repeat(2, 1fr); }
  .foot-grid { grid-template-columns: repeat(2, 1fr); }
  .plp-layout { grid-template-columns: 1fr; }
  nav.main { display: none; }
  .compact-review-nav {
    position: sticky;
    top: 60px;
    z-index: 49;
    display: flex;
    align-items: center;
    gap: 4px;
    overflow-x: auto;
    padding: 0 14px;
    background: rgba(255,255,255,.98);
    border-bottom: 1px solid var(--line);
    box-shadow: 0 8px 20px rgba(15,16,18,.05);
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }
  .compact-review-nav::-webkit-scrollbar { display: none; }
  .compact-review-nav a {
    flex: 0 0 auto;
    padding: 11px 12px 10px;
    color: var(--steel);
    border-bottom: 2px solid transparent;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: .02em;
    white-space: nowrap;
  }
  .compact-review-nav a:hover,
  .compact-review-nav a.active {
    color: var(--ink);
    border-bottom-color: var(--orange);
  }
  h1 { font-size: 38px; }
}
@media (max-width: 640px) {
  .prod-grid, .cat-grid, .review-grid, .steps, .opt-grid, .opt-grid.cols4 { grid-template-columns: 1fr; }
  .dim-inputs, .field-row, .field-row-3 { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: repeat(2, 1fr); }
}

/* ---------- Interactive prototype shell ---------- */
.mock-notice {
  min-height: 34px; padding: 7px 18px; background: #fff7d6; color: #5f4b00;
  border-bottom: 1px solid #ead98b; display: flex; align-items: center; justify-content: center;
  gap: 18px; font-size: 11.5px; letter-spacing: .1px; position: relative; z-index: 120;
}
.mock-notice b { letter-spacing: 1px; margin-right: 8px; }
.mock-notice button {
  border: 0; background: transparent; color: #5f4b00; font: inherit; font-weight: 700;
  text-decoration: underline; cursor: pointer;
}
.prototype-toast {
  position: fixed; left: 50%; bottom: 28px; z-index: 300; transform: translate(-50%, 20px);
  background: var(--ink); color: #fff; border: 1px solid var(--ink-3); border-radius: 9px;
  padding: 11px 16px; font-size: 12.5px; box-shadow: var(--shadow); opacity: 0;
  pointer-events: none; transition: .2s;
}
.prototype-toast.show { opacity: 1; transform: translate(-50%, 0); }

/* ---------- Prototype IM ---------- */
.im-root { position: relative; z-index: 210; }
.im-launcher {
  position: fixed; right: 22px; bottom: 78px; z-index: 210; border: 0; border-radius: 14px;
  background: var(--ink); color: #fff; padding: 13px 17px; display: flex; align-items: center;
  gap: 11px; box-shadow: 0 15px 42px rgba(0,0,0,.24); cursor: pointer; font-family: var(--font);
}
.im-launcher.hidden { display: none; }
.im-launcher-dot {
  width: 10px; height: 10px; background: #55cf8a; border-radius: 50%;
  box-shadow: 0 0 0 5px rgba(85,207,138,.16);
}
.im-launcher span:last-child { text-align: left; }
.im-launcher b { display: block; font-size: 13px; }
.im-launcher small { display: block; color: var(--steel-light); font-size: 10.5px; margin-top: 2px; }
.im-panel {
  position: fixed; right: 22px; bottom: 22px; width: min(390px, calc(100vw - 32px)); height: 650px;
  max-height: calc(100vh - 70px); z-index: 220; background: #fff; border: 1px solid var(--line);
  border-radius: 17px; box-shadow: 0 24px 80px rgba(0,0,0,.28); overflow: hidden;
  display: none; grid-template-rows: auto auto 1fr auto auto; padding: 0; font-family: var(--font);
}
.im-panel.open { display: grid; animation: imIn .18s ease-out; }
@keyframes imIn { from { opacity: 0; transform: translateY(12px) scale(.985); } }
.im-header {
  background: var(--ink); color: #fff; padding: 15px 16px; display: flex; align-items: center; gap: 10px;
}
.im-avatar {
  width: 38px; height: 38px; border-radius: 11px; display: grid; place-items: center;
  background: #fff; color: var(--ink); font-family: var(--font-display); font-weight: 800;
}
.im-header > div:nth-child(2) { min-width: 0; flex: 1; }
.im-header strong { display: block; font-size: 13px; }
.im-presence { display: block; font-size: 10.5px; color: var(--steel-light); margin-top: 2px; }
.im-presence::before { content: ""; width: 6px; height: 6px; border-radius: 50%; display: inline-block; margin-right: 5px; }
.im-presence.online::before { background: #55cf8a; }
.im-presence.offline::before { background: #f1c35b; }
.mock-pill {
  font-size: 9px; letter-spacing: 1px; font-weight: 800; color: #5f4b00;
  background: #fff1a8; padding: 4px 6px; border-radius: 4px;
}
.im-close {
  border: 0; background: transparent; color: #fff; font-size: 25px; line-height: 1; cursor: pointer;
}
.im-context {
  background: #f7f7f8; border-bottom: 1px solid var(--line); padding: 9px 14px;
  display: grid; grid-template-columns: auto 1fr; gap: 1px 8px; align-items: center;
}
.im-context span { grid-row: 1 / 3; color: var(--steel); font-size: 9.5px; text-transform: uppercase; letter-spacing: .7px; }
.im-context b { font-size: 11.5px; white-space: nowrap; text-overflow: ellipsis; overflow: hidden; }
.im-context small { color: var(--steel); font-size: 9.5px; }
.im-body { padding: 16px; overflow-y: auto; background: #fff; }
.im-welcome { padding: 14px 5px; }
.im-welcome-mark {
  width: 46px; height: 46px; border-radius: 14px; background: var(--ink); color: #fff;
  display: grid; place-items: center; font-family: var(--font-display); font-weight: 800; margin-bottom: 14px;
}
.im-welcome h3 { font-size: 19px; text-transform: uppercase; }
.im-welcome p { font-size: 12.5px; color: var(--steel); margin-top: 6px; line-height: 1.55; }
.im-suggestions { display: grid; gap: 7px; margin-top: 15px; }
.im-suggestions button {
  text-align: left; background: #fff; border: 1px solid var(--line); border-radius: 8px;
  padding: 9px 11px; font: 600 11.5px var(--font); cursor: pointer;
}
.im-suggestions button:hover { border-color: var(--ink); }
.im-message { max-width: 82%; margin: 9px 0; }
.im-message > div { padding: 10px 12px; border-radius: 12px; font-size: 12.5px; line-height: 1.45; white-space: pre-wrap; }
.im-message > span { display: block; color: var(--steel); font-size: 9px; margin-top: 3px; }
.im-message.customer { margin-left: auto; }
.im-message.customer > div { background: var(--ink); color: #fff; border-bottom-right-radius: 4px; }
.im-message.customer > span { text-align: right; }
.im-message.staff > div { background: var(--paper); border-bottom-left-radius: 4px; }
.im-retry {
  display: block; margin: 5px 0 0 auto; border: 1px solid #b94c4c; color: #922f2f;
  background: #fff; border-radius: 6px; padding: 5px 8px; font: 700 9.5px var(--font); cursor: pointer;
}
.im-auth { padding: 18px 17px; overflow-y: auto; background: #fff; }
.im-auth-back { border: 0; background: transparent; color: var(--steel); padding: 0; font: 600 11px var(--font); cursor: pointer; }
.im-auth-icon {
  width: 42px; height: 42px; border-radius: 12px; margin: 17px 0 11px; display: grid; place-items: center;
  background: var(--ink); color: #fff; font-size: 18px;
}
.im-auth-icon.success { background: #e8f7ee; color: var(--green); }
.im-auth h3 { font-size: 18px; text-transform: uppercase; }
.im-auth p { font-size: 12px; color: var(--steel); margin: 5px 0 14px; }
.im-auth form { display: grid; gap: 7px; }
.im-auth label { font-size: 10.5px; font-weight: 700; }
.im-auth input {
  width: 100%; border: 1.5px solid var(--line); border-radius: 8px; padding: 11px 12px;
  font: 14px var(--font);
}
.im-auth input:focus { outline: 0; border-color: var(--ink); box-shadow: 0 0 0 3px rgba(0,0,0,.08); }
.im-auth form button {
  border: 0; border-radius: 8px; background: var(--ink); color: #fff; padding: 11px 12px;
  font: 700 12px var(--font); cursor: pointer;
}
.im-auth > small { display: block; margin-top: 11px; color: var(--steel); font-size: 9.5px; line-height: 1.4; }
.im-auth-error { margin-top: 9px; color: #9e2e2e; background: #fff0f0; border-radius: 7px; padding: 8px 10px; font-size: 10.5px; }
.demo-code {
  display: flex; align-items: center; justify-content: space-between; background: #fff7d6;
  border: 1px dashed #c9a93f; border-radius: 8px; padding: 9px 11px; margin-bottom: 11px;
  color: #5f4b00; font-size: 10.5px;
}
.demo-code strong { letter-spacing: 4px; font-size: 14px; }
.im-login-hint { padding: 6px 12px; text-align: center; border-top: 1px solid var(--line); background: #fff; }
.im-login-hint-text { font-size: 10.5px; color: var(--steel); line-height: 1.7; }
.im-google-btn {
  display: inline-flex; align-items: center; gap: 4px; vertical-align: middle;
  background: #fff; border: 1px solid var(--line); border-radius: 5px; padding: 2px 8px;
  font: 600 10.5px var(--font); color: var(--ink); cursor: pointer;
}
.im-google-btn:hover { border-color: #4285f4; color: #4285f4; }
.im-email-btn {
  background: none; border: 0; padding: 0; font: 10.5px var(--font);
  color: var(--steel); text-decoration: underline; cursor: pointer;
}
.im-email-btn:hover { color: var(--ink); }
.im-login-hint-sep { margin: 0 2px; }
.im-login-hint.highlight { animation: hint-pulse .6s ease; }
@keyframes hint-pulse {
  0%, 100% { background: #fff; }
  50% { background: rgba(66, 133, 244, .1); }
}
.im-composer { border-top: 1px solid var(--line); padding: 10px 12px 9px; background: #fff; }
.im-composer textarea { border: 0; width: 100%; resize: none; font: 12.5px var(--font); color: var(--ink); }
.im-composer textarea:focus { outline: 0; }
.im-composer-row { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.im-composer-row span { color: var(--steel); font-size: 8.5px; }
.im-composer-row button {
  border: 0; border-radius: 7px; background: var(--ink); color: #fff; padding: 8px 13px;
  font: 700 11px var(--font); cursor: pointer;
}
.im-composer.is-offline { background: #fffaf0; }
.im-footer {
  background: #f7f7f8; border-top: 1px solid var(--line); padding: 7px 12px;
  display: flex; align-items: center; justify-content: space-between; gap: 8px; font-size: 9.5px;
}
.im-footer-controls { display: flex; align-items: center; gap: 8px; min-width: 0; }
.im-footer button { border: 0; background: transparent; color: var(--steel); font: inherit; cursor: pointer; padding: 0; }
.im-footer [data-fail-next] { color: #8f6524; }
.im-footer a { color: var(--ink); font-weight: 700; }

/* ---------- Operations admin prototype ---------- */
body.admin-prototype { background: #f3f4f6; min-height: 100vh; }
body.admin-prototype > .topbar {
  min-height: 30px; padding: 6px 20px; display: flex; align-items: center; justify-content: center;
  color: #c6c6ca; font-size: 10px; letter-spacing: .8px; text-transform: uppercase;
}
.site-header {
  min-height: 66px; padding: 0 24px; display: flex; align-items: center; gap: 34px;
  position: sticky; top: 0; z-index: 80; background: #fff; border-bottom: 1px solid #dedfe2;
}
.brand { display: flex; align-items: center; gap: 10px; min-width: 210px; }
.brand-mark {
  width: 34px; height: 34px; border-radius: 9px; display: grid; place-items: center;
  background: var(--ink); color: #fff; font: 800 19px var(--font-display);
}
.brand strong { display: block; font: 800 16px var(--font-display); letter-spacing: .8px; }
.brand small { display: block; color: var(--steel); font-size: 8.5px; letter-spacing: 1px; }
.site-header .main-nav { display: flex; align-items: center; gap: 24px; flex: 1; }
.site-header .main-nav a { font-size: 11.5px; font-weight: 700; color: #5c5d61; }
.site-header .main-nav a.active { color: var(--ink); }
.header-actions { display: flex; align-items: center; gap: 9px; color: var(--steel); font-size: 10px; }
.icon-button {
  width: 34px; height: 34px; border-radius: 9px; display: grid; place-items: center;
  background: var(--ink); color: #fff; font-size: 9px; font-weight: 800;
}
.admin-page-head {
  display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; margin: 3px 0 18px;
}
.admin-page-head .eyebrow { color: var(--steel); font-size: 9px; letter-spacing: 1.4px; }
.admin-page-head h1 { margin-top: 2px; font-size: 28px; }
.admin-page-head > div > p:last-child { color: var(--steel); font-size: 11.5px; margin-top: 3px; }
.button {
  display: inline-flex; align-items: center; justify-content: center; border-radius: 7px;
  padding: 9px 12px; font-size: 10.5px; font-weight: 700;
}
.button-secondary { background: #fff; border: 1px solid #dedfe2; }
.admin-state-switch {
  display: flex; align-items: center; gap: 6px; margin-bottom: 12px; padding: 8px 10px;
  background: #e9eaed; border-radius: 9px;
}
.admin-state-switch span {
  margin-right: 4px; color: var(--steel); font-size: 9px; text-transform: uppercase; letter-spacing: .7px;
}
.admin-state-switch button {
  border: 1px solid #d2d3d7; background: #fff; color: #5f6065; border-radius: 6px;
  padding: 5px 9px; font: 700 9.5px var(--font); cursor: pointer;
}
.admin-state-switch button.on { background: var(--ink); color: #fff; border-color: var(--ink); }
.admin-system-state {
  min-height: 580px; padding: 70px 24px; border: 1px solid #dedfe2; border-radius: 13px;
  background: #fff; display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center;
}
.admin-system-state h2 { margin-top: 14px; font-size: 22px; }
.admin-system-state p { max-width: 440px; color: var(--steel); font-size: 11.5px; margin: 5px 0 13px; }
.admin-system-state a, .admin-system-state button {
  border: 0; border-radius: 7px; background: var(--ink); color: #fff; padding: 9px 12px;
  font: 700 10.5px var(--font); cursor: pointer;
}
.admin-state-icon {
  min-width: 48px; height: 48px; padding: 0 10px; border-radius: 14px; display: grid; place-items: center;
  background: #eef0f2; color: #595a60; font: 800 17px var(--font-display);
}
.admin-system-state.danger .admin-state-icon { background: #fff0f0; color: #9e2e2e; }
.admin-spinner {
  width: 38px; height: 38px; border-radius: 50%; border: 4px solid #e5e6e9;
  border-top-color: var(--ink); animation: adminSpin .8s linear infinite;
}
@keyframes adminSpin { to { transform: rotate(360deg); } }
.admin-top {
  background: #111214; color: #fff; height: 66px; display: flex; align-items: center;
  justify-content: space-between; padding: 0 24px; border-bottom: 1px solid #343538;
}
.admin-brand { display: flex; align-items: center; gap: 12px; }
.admin-brand .mark {
  width: 34px; height: 34px; border-radius: 9px; background: #fff; color: #111214;
  display: grid; place-items: center; font: 800 20px var(--font-display);
}
.admin-brand strong { display: block; font-size: 13px; }
.admin-brand span { display: block; color: #9b9ba0; font-size: 10px; margin-top: 2px; }
.admin-top-actions { display: flex; align-items: center; gap: 10px; font-size: 11px; color: #c6c6ca; }
.admin-top-actions a, .admin-top-actions button {
  color: inherit; border: 1px solid #3d3e42; background: #202124; border-radius: 7px;
  padding: 8px 10px; font: inherit; cursor: pointer;
}
.admin-shell { max-width: 1520px; margin: 0 auto; padding: 20px; }
.admin-page-title { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; margin: 2px 0 17px; }
.admin-page-title h1 { font-size: 26px; text-transform: uppercase; }
.admin-page-title p { color: var(--steel); font-size: 12px; margin-top: 3px; }
.admin-page-title span { font-size: 10px; color: #715b00; background: #fff1a8; border-radius: 5px; padding: 6px 8px; font-weight: 800; }
.admin-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 14px; padding: 0; }
.admin-stats > div { background: #fff; border: 1px solid #dedfe2; border-radius: 11px; padding: 15px 16px; }
.admin-stats span { display: block; color: var(--steel); font-size: 10px; text-transform: uppercase; letter-spacing: .7px; }
.admin-stats strong { display: block; font: 800 27px var(--font-display); margin-top: 4px; }
.admin-stats small { color: var(--steel); font-size: 9px; }
.admin-stats button { margin-top: 4px; border: 0; padding: 0; background: transparent; text-decoration: underline; font: 10px var(--font); cursor: pointer; }
.admin-presence { font-size: 18px !important; color: var(--green); }
.admin-workspace {
  display: grid; grid-template-columns: 310px minmax(420px, 1fr) 290px; min-height: 620px;
  background: #fff; border: 1px solid #dedfe2; border-radius: 13px; overflow: hidden; padding: 0;
}
.admin-inbox { border-right: 1px solid #e4e5e7; background: #fbfbfc; }
.admin-section-head { display: flex; align-items: center; justify-content: space-between; padding: 16px; }
.admin-section-head span { display: block; text-transform: uppercase; letter-spacing: .8px; color: var(--steel); font-size: 9px; }
.admin-section-head strong { display: block; font-size: 13px; margin-top: 2px; }
.admin-section-head button { border: 0; background: transparent; text-decoration: underline; color: var(--steel); font: 10px var(--font); cursor: pointer; }
.admin-filters { display: flex; gap: 5px; padding: 0 16px 12px; }
.admin-filters button { border: 1px solid #dedfe2; background: #fff; border-radius: 999px; padding: 5px 10px; font: 10px var(--font); }
.admin-filters button.on { background: var(--ink); color: #fff; border-color: var(--ink); }
.admin-conversation-list { border-top: 1px solid #e4e5e7; }
.admin-conversation-list > button {
  width: 100%; border: 0; border-bottom: 1px solid #e8e8ea; background: transparent; padding: 13px 12px;
  display: grid; grid-template-columns: 35px 1fr auto; gap: 9px; text-align: left; font-family: var(--font); cursor: pointer;
}
.admin-conversation-list > button.active { background: #fff; box-shadow: inset 3px 0 var(--ink); }
.admin-customer-avatar {
  width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center;
  background: #e7e8eb; color: #4f5055; font-size: 10px; font-weight: 800;
}
.admin-customer-avatar.large { width: 40px; height: 40px; }
.admin-conversation-list b { display: block; font-size: 11.5px; }
.admin-conversation-list small { display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden; color: #5d5e62; font-size: 10px; margin: 3px 0; }
.admin-conversation-list em { color: #8c8d92; font-style: normal; font-size: 8.5px; }
.admin-conversation-list i { width: 18px; height: 18px; border-radius: 50%; background: var(--ink); color: #fff; display: grid; place-items: center; font-style: normal; font-size: 9px; }
.admin-conversation-list i.quiet { background: transparent; color: var(--steel); }
.admin-thread { min-width: 0; display: grid; grid-template-rows: auto 1fr auto; }
.admin-thread > header { padding: 13px 16px; border-bottom: 1px solid #e4e5e7; display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.admin-thread > header > div:first-child { display: flex; align-items: center; gap: 10px; }
.admin-thread h2 { font-size: 15px; }
.admin-thread header p { color: var(--steel); font-size: 9.5px; margin-top: 2px; }
.admin-thread-actions { display: flex; align-items: center; gap: 7px; }
.admin-thread-actions button, .admin-quote-card button {
  border: 0; background: var(--ink); color: #fff; border-radius: 7px; padding: 8px 10px;
  font: 700 10px var(--font); cursor: pointer;
}
.status-chip { background: #eef2ef; color: var(--green); border-radius: 999px; padding: 5px 8px; font-size: 9px; text-transform: uppercase; }
.admin-thread-body { padding: 18px; overflow-y: auto; background: #fff; }
.admin-message { max-width: 74%; margin-bottom: 14px; }
.admin-message.customer { margin-left: 0; }
.admin-message.staff { margin-left: auto; }
.admin-message b { display: block; font-size: 9px; margin-bottom: 4px; color: var(--steel); }
.admin-message p { padding: 10px 12px; border-radius: 11px; background: #f1f2f4; font-size: 11.5px; line-height: 1.45; }
.admin-message.staff p { background: var(--ink); color: #fff; }
.admin-message span { display: block; color: #95969a; font-size: 8px; margin-top: 3px; }
.admin-message.staff span { text-align: right; }
.admin-reply { border-top: 1px solid #e4e5e7; padding: 10px 12px; display: flex; align-items: flex-end; gap: 8px; }
.admin-reply textarea { flex: 1; resize: none; border: 1px solid #dedfe2; border-radius: 8px; padding: 9px 10px; font: 11px var(--font); }
.admin-reply button { border: 0; background: var(--ink); color: #fff; border-radius: 7px; padding: 10px 12px; font: 700 10px var(--font); }
.admin-context-panel { border-left: 1px solid #e4e5e7; background: #fbfbfc; padding: 14px; }
.admin-context-card, .admin-quote-card { border: 1px solid #dedfe2; border-radius: 10px; background: #fff; padding: 14px; margin-bottom: 12px; }
.admin-context-card > span, .admin-quote-card > span { display: block; color: var(--steel); text-transform: uppercase; letter-spacing: .7px; font-size: 8.5px; margin-bottom: 10px; }
.admin-context-card dl { display: grid; grid-template-columns: 78px 1fr; gap: 8px; font-size: 9.5px; }
.admin-context-card dt { color: var(--steel); }
.admin-context-card dd { overflow-wrap: anywhere; }
.admin-context-card.muted { background: transparent; border-style: dashed; color: var(--steel); font-size: 10px; line-height: 1.5; }
.admin-quote-card h3 { font-size: 14px; }
.admin-quote-card p { color: var(--steel); font-size: 9.5px; margin: 4px 0 9px; }
.admin-quote-card strong { display: block; font: 800 23px var(--font-display); margin-bottom: 10px; }
.admin-empty { display: grid; place-items: center; text-align: center; color: var(--steel); }

@media (max-width: 1080px) {
  .admin-workspace { grid-template-columns: 280px 1fr; }
  .admin-context-panel { display: none; }
}
@media (max-width: 720px) {
  .mock-notice { justify-content: space-between; font-size: 9.5px; }
  .mock-notice b { display: none; }
  .im-launcher { right: 12px; bottom: 72px; }
  .im-panel { left: 8px; right: 8px; bottom: 8px; width: auto; height: calc(100vh - 54px); max-height: none; border-radius: 13px; }
  .im-footer-controls { gap: 5px; flex-wrap: wrap; }
  .im-footer { align-items: flex-end; }
  .proto-nav { left: 10px; right: 10px; bottom: 10px; overflow-x: auto; white-space: nowrap; text-align: center; }
  .prototype-toast { bottom: 62px; width: calc(100vw - 30px); text-align: center; }
  header.site .wrap { height: 62px; padding: 0 12px; gap: 8px; }
  .logo { flex: 1; min-width: 0; font-size: 20px; gap: 7px; }
  .logo .mark { width: 30px; height: 30px; flex: 0 0 auto; font-size: 16px; }
  .head-actions { gap: 4px; }
  .head-actions .icon-btn { display: none; }
  .head-actions .icon-btn[title="Account"] { display: grid; }
  .lang-switch { width: 66px; height: 34px; }
  .topbar .wrap { padding: 0 12px; }
  .topbar .left a:first-child, .topbar .right a:not(.quote-link) { display: none; }
  .topbar .left, .topbar .right { gap: 8px; font-size: 10px; }
  .foot-grid { grid-template-columns: 1fr; }
  .site-header { min-height: 60px; padding: 0 12px; gap: 10px; }
  .brand { min-width: 0; flex: 1; }
  .brand small, .header-actions .language-switch { display: none; }
  .site-header .main-nav { display: none; }
  .admin-page-head { align-items: flex-start; }
  .admin-page-head .button { flex: 0 0 auto; }
  .admin-state-switch { overflow-x: auto; white-space: nowrap; }
  .admin-state-switch span { display: none; }
  .admin-shell { padding: 12px; }
  .admin-top { padding: 0 12px; }
  .admin-top-actions span { display: none; }
  .admin-stats { grid-template-columns: repeat(2, 1fr); }
  .admin-workspace { display: block; }
  .admin-inbox { border-right: 0; }
  .admin-thread { min-height: 560px; border-top: 1px solid #e4e5e7; }
}

/* ---------- Operations admin modules ---------- */
.admin-module-tabs {
  display: flex; align-items: center; gap: 4px; margin-bottom: 10px; padding: 4px;
  width: max-content; max-width: 100%; border: 1px solid #dfe0e3; border-radius: 9px; background: #fff;
}
.admin-module-tabs button {
  border: 0; border-radius: 6px; background: transparent; color: var(--steel);
  padding: 7px 13px; font: 700 10px var(--font); cursor: pointer;
}
.admin-module-tabs button.on { background: var(--ink); color: #fff; }
.admin-data-page {
  min-height: 610px; padding: 22px; background: #fff; border: 1px solid #dedfe2; border-radius: 13px;
}
.admin-data-head {
  display: flex; align-items: flex-end; justify-content: space-between; gap: 20px;
  padding-bottom: 18px; margin-bottom: 18px; border-bottom: 1px solid #e8e9eb;
}
.admin-data-head span { color: var(--steel); font-size: 8.5px; letter-spacing: 1px; }
.admin-data-head h2 { margin-top: 3px; font-size: 24px; text-transform: uppercase; }
.admin-data-head p { color: var(--steel); font-size: 10px; margin-top: 3px; }
.admin-data-head > strong {
  padding: 7px 10px; border-radius: 7px; background: var(--paper); font-size: 10px; white-space: nowrap;
}
.admin-record-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 13px; }
.admin-record-card { padding: 17px; border: 1px solid #dedfe2; border-radius: 10px; }
.admin-record-card header { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; }
.admin-record-card header span { color: var(--steel); font-size: 8.5px; }
.admin-record-card h3 { font-size: 16px; margin-top: 2px; }
.admin-record-card em { border-radius: 999px; padding: 4px 7px; background: #eef2ef; color: var(--green); font: 700 8.5px var(--font); }
.admin-record-card dl { display: grid; grid-template-columns: 65px 1fr; gap: 7px; margin: 16px 0; font-size: 9.5px; }
.admin-record-card dt { color: var(--steel); }
.admin-record-card dd { overflow-wrap: anywhere; }
.admin-record-card > button, .admin-module-empty button {
  border: 0; border-radius: 7px; background: var(--ink); color: #fff; padding: 8px 10px;
  font: 700 9.5px var(--font); cursor: pointer;
}
.admin-table-wrap { overflow-x: auto; border: 1px solid #e1e2e5; border-radius: 10px; }
.admin-data-table { width: 100%; min-width: 760px; border-collapse: collapse; font-size: 9.5px; }
.admin-data-table th, .admin-data-table td { padding: 12px; border-bottom: 1px solid #e8e9eb; text-align: left; vertical-align: middle; }
.admin-data-table thead th { color: var(--steel); background: #f7f7f8; font-size: 8.5px; text-transform: uppercase; letter-spacing: .5px; }
.admin-data-table td > strong { display: block; font-size: 10.5px; }
.admin-data-table td > small { display: block; color: var(--steel); font-size: 8px; }
.admin-row-actions { display: flex; gap: 5px; }
.admin-row-actions button {
  border: 1px solid #d5d6d9; border-radius: 6px; background: #fff; padding: 6px 7px;
  font: 700 8.5px var(--font); white-space: nowrap; cursor: pointer;
}
.admin-row-actions button:last-child { background: var(--ink); color: #fff; border-color: var(--ink); }
.admin-row-actions button:disabled { opacity: .5; cursor: wait; }
.mail-status { display: inline-block; border-radius: 999px; padding: 4px 7px; background: #f0f1f3; color: #65666b; font-size: 8px; }
.mail-status.sending { background: #fff4d7; color: #896516; }
.mail-status.sent_mock { background: #eaf5ee; color: #397057; }
.admin-mail-note, .admin-security-note {
  margin-top: 13px; padding: 12px 14px; border-radius: 9px; background: #fff8dd; color: #665928; font-size: 9.5px;
}
.admin-module-empty { min-height: 410px; display: grid; place-items: center; align-content: center; text-align: center; }
.admin-module-empty strong { font-size: 17px; }
.admin-module-empty p { color: var(--steel); font-size: 10.5px; margin: 5px 0 12px; }
.admin-access-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-bottom: 17px; }
.admin-access-grid article { padding: 14px; display: flex; align-items: center; gap: 11px; border: 1px solid #dedfe2; border-radius: 10px; }
.admin-access-grid article > div { flex: 1; }
.admin-access-grid h3 { font-size: 12px; }
.admin-access-grid p { color: var(--steel); font-size: 9px; }
.admin-access-grid em { color: var(--green); font: 700 8.5px var(--font); }
.permission-table td:nth-child(2), .permission-table td:nth-child(3) { text-align: center; }
.admin-security-note { background: #f3f4f6; color: #55565a; display: flex; align-items: center; gap: 10px; }
.admin-security-note p { flex: 1; }
.admin-security-note button { border: 0; background: transparent; text-decoration: underline; font: 700 9px var(--font); cursor: pointer; }
.admin-audit-list { border: 1px solid #e1e2e5; border-radius: 10px; overflow: hidden; }
.admin-audit-list article { padding: 13px 15px; display: grid; grid-template-columns: 12px 1fr auto; gap: 10px; align-items: center; border-bottom: 1px solid #e8e9eb; }
.admin-audit-list article:last-child { border-bottom: 0; }
.admin-audit-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--green); }
.admin-audit-list strong { font-size: 10px; }
.admin-audit-list p { color: var(--steel); font-size: 8.5px; }
.admin-audit-list article > div:last-child { text-align: right; }
.admin-audit-list b { display: block; font-size: 8.5px; }
.admin-audit-list time { display: block; color: var(--steel); font-size: 8px; }
.admin-funnel { display: grid; gap: 8px; }
.admin-funnel article { display: grid; grid-template-columns: 150px 1fr 44px 48px; gap: 12px; align-items: center; }
.admin-funnel article > div:first-child { display: flex; align-items: center; gap: 9px; }
.admin-funnel article > div:first-child span { color: var(--steel); font: 800 9px var(--font); }
.admin-funnel article > div:first-child strong { font-size: 10.5px; }
.admin-funnel-bar { height: 13px; border-radius: 999px; background: #eceef0; overflow: hidden; }
.admin-funnel-bar i { display: block; height: 100%; border-radius: inherit; background: linear-gradient(90deg, #1d1d1f, #686a70); }
.admin-funnel article > b { text-align: right; font: 800 14px var(--font-display); }
.admin-funnel article > small { color: var(--steel); font-size: 8.5px; }
.admin-event-stream { margin-top: 24px; border: 1px solid #e1e2e5; border-radius: 10px; overflow: hidden; }
.admin-event-stream header, .admin-event-stream > div { display: grid; grid-template-columns: 1fr 1fr auto; gap: 10px; padding: 10px 13px; border-bottom: 1px solid #e8e9eb; }
.admin-event-stream header { background: #f7f7f8; }
.admin-event-stream header strong { font-size: 9.5px; }
.admin-event-stream header span { grid-column: 3; color: var(--steel); font-size: 8px; }
.admin-event-stream > div b { font-size: 9.5px; }
.admin-event-stream > div span, .admin-event-stream > div time { color: var(--steel); font-size: 8.5px; }
.admin-event-stream > p { padding: 20px; color: var(--steel); font-size: 10px; text-align: center; }

@media (max-width: 720px) {
  .admin-module-tabs { overflow-x: auto; width: 100%; }
  .admin-module-tabs button { flex: 0 0 auto; }
  .admin-data-page { padding: 14px; }
  .admin-data-head { align-items: flex-start; }
  .admin-record-grid, .admin-access-grid { grid-template-columns: 1fr; }
  .admin-security-note { align-items: flex-start; flex-wrap: wrap; }
  .admin-audit-list article { grid-template-columns: 10px 1fr; }
  .admin-audit-list article > div:last-child { grid-column: 2; text-align: left; }
  .admin-funnel article { grid-template-columns: 115px 1fr 34px; gap: 7px; }
  .admin-funnel article > small { display: none; }
  .admin-event-stream header, .admin-event-stream > div { grid-template-columns: 1fr auto; }
  .admin-event-stream header span { grid-column: 2; }
  .admin-event-stream > div span { grid-row: 2; }
  .admin-event-stream > div time { grid-column: 2; grid-row: 1 / 3; align-self: center; }
}

/* ---------- Editorial and trust pages ---------- */
.content-hero {
  padding: 78px 0; overflow: hidden; position: relative; color: #fff;
  background: linear-gradient(120deg, #111214 0%, #242529 62%, #4a4b50 100%);
}
.content-hero::after {
  content: ""; position: absolute; width: 520px; height: 520px; right: -190px; top: -250px;
  border: 1px solid rgba(255,255,255,.16); border-radius: 45%; transform: rotate(18deg);
}
.content-hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 64px; align-items: center; position: relative; z-index: 1; }
.content-eyebrow { color: #c8c8cd; font-size: 10.5px; font-weight: 800; letter-spacing: 2px; }
.content-hero h1 { max-width: 720px; margin-top: 14px; font-size: 58px; }
.content-hero p { max-width: 660px; color: #b7b7bd; font-size: 16px; margin-top: 18px; line-height: 1.7; }
.content-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 28px; }
.content-hero-visual {
  min-height: 330px; border: 1px solid rgba(255,255,255,.14); border-radius: 18px;
  background:
    linear-gradient(180deg, rgba(16,17,19,.05), rgba(16,17,19,.42)),
    url("images/flight-case-hero-v1.png") center / cover no-repeat;
  padding: 28px; display: grid; align-content: end;
}
.content-case { height: 205px; position: relative; opacity: 0; filter: drop-shadow(0 25px 35px rgba(0,0,0,.35)); }
.content-case-lid, .content-case-body {
  position: absolute; left: 7%; right: 7%; background: #303136; border: 4px solid #717278;
}
.content-case-lid { top: 7%; height: 42%; transform: skewX(-4deg); border-radius: 11px 11px 2px 2px; }
.content-case-body { bottom: 5%; height: 48%; border-radius: 2px 2px 12px 12px; }
.content-case i { position: absolute; z-index: 2; width: 29px; height: 29px; top: 47%; background: #d5d6d9; border: 3px solid #77787d; border-radius: 5px; }
.content-case i:nth-of-type(1) { left: 23%; }
.content-case i:nth-of-type(2) { right: 23%; }
.content-proof { display: flex; align-items: center; justify-content: space-between; gap: 10px; color: #a9aab0; font-size: 10px; }
.content-proof strong { color: #fff; font-size: 10px; }
.content-section { padding: 72px 0; }
.content-heading { display: flex; align-items: end; justify-content: space-between; gap: 30px; margin-bottom: 28px; }
.content-heading.compact { margin-top: 56px; }
.content-heading span { color: var(--steel); font-size: 10px; text-transform: uppercase; letter-spacing: 1.4px; }
.content-heading h2 { margin-top: 4px; font-size: 35px; text-transform: uppercase; }
.content-heading > p { max-width: 400px; color: var(--steel); font-size: 12px; }
.content-grid { display: grid; gap: 16px; }
.content-grid-3 { grid-template-columns: repeat(3, 1fr); }
.content-card {
  min-height: 210px; padding: 24px; display: flex; gap: 18px; border: 1px solid var(--line);
  border-radius: 12px; background: #fff; transition: .18s;
}
.content-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.content-card-icon {
  width: 42px; height: 42px; flex: 0 0 auto; border-radius: 11px; display: grid; place-items: center;
  background: var(--paper); color: var(--ink); font-size: 19px;
}
.content-card small { color: var(--steel); font-size: 9px; letter-spacing: 1px; }
.content-card h3 { margin: 7px 0; font-size: 19px; text-transform: uppercase; }
.content-card p { color: #626368; font-size: 12.5px; line-height: 1.65; }
.content-band { padding: 68px 0; background: var(--ink); color: #fff; }
.content-split { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; align-items: center; }
.content-split h2 { font-size: 36px; margin: 10px 0; text-transform: uppercase; }
.content-split p { color: var(--steel-light); font-size: 13.5px; line-height: 1.7; }
.content-metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.content-metrics div { padding: 22px; border: 1px solid var(--ink-3); border-radius: 10px; }
.content-metrics strong { display: block; font: 800 32px var(--font-display); }
.content-metrics span { color: var(--steel-light); font-size: 9px; }
.content-footer { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 0 24px 24px; }
.content-footer nav { display: flex; gap: 20px; }

.content-filter { display: flex; gap: 7px; margin-bottom: 24px; }
.content-filter button, .material-conditions button {
  border: 1px solid var(--line); background: #fff; border-radius: 999px; padding: 8px 13px;
  font: 700 10.5px var(--font); cursor: pointer;
}
.content-filter button.on, .material-conditions button.on { background: var(--ink); color: #fff; border-color: var(--ink); }
.gallery-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.gallery-build { border: 1px solid var(--line); background: #fff; border-radius: 13px; overflow: hidden; display: grid; grid-template-columns: .9fr 1.1fr; min-height: 275px; }
.gallery-build[hidden] { display: none; }
.gallery-visual { min-height: 275px; position: relative; overflow: hidden; display: grid; place-items: center; }
.gallery-visual::after { content: ""; position: absolute; inset: 0; background: linear-gradient(0deg, rgba(8,9,11,.32), transparent 60%); }
.gallery-visual > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; filter: saturate(.78) contrast(1.04); transition: transform .3s ease; }
.gallery-build:hover .gallery-visual > img { transform: scale(1.025); }
.gallery-visual > span { position: absolute; z-index: 1; left: 14px; top: 10px; color: rgba(255,255,255,.8); font: 800 27px var(--font-display); }
.gallery-case-shape {
  width: 68%; aspect-ratio: 4 / 3; background: #242529; border: 4px solid rgba(255,255,255,.45);
  border-radius: 8px; transform: perspective(400px) rotateY(-12deg); box-shadow: 0 23px 30px rgba(0,0,0,.25);
}
.gallery-case-shape::after { content: ""; display: block; width: 18%; height: 15%; margin: 38% auto 0; background: #d5d6d9; border-radius: 4px; }
.gallery-copy { padding: 22px; display: flex; flex-direction: column; }
.gallery-copy small { color: var(--steel); font-size: 9px; text-transform: uppercase; letter-spacing: 1px; }
.gallery-copy h3 { font-size: 20px; text-transform: uppercase; margin: 6px 0 2px; }
.gallery-copy > p { color: var(--steel); font-size: 11px; }
.gallery-copy dl { margin: 20px 0; display: grid; gap: 7px; }
.gallery-copy dl div { display: grid; grid-template-columns: 55px 1fr; gap: 8px; font-size: 10px; }
.gallery-copy dt { color: var(--steel); }
.gallery-copy button { margin-top: auto; border: 0; background: transparent; padding: 0; text-align: left; font: 700 10.5px var(--font); text-decoration: underline; cursor: pointer; }

.guide-feature {
  padding: 38px; border-radius: 15px; background: var(--paper); display: grid;
  grid-template-columns: 1.05fr .95fr; gap: 50px; align-items: center;
}
.guide-feature h2 { font-size: 36px; text-transform: uppercase; margin: 10px 0; }
.guide-feature p, .guide-feature li { color: #55565b; font-size: 12.5px; line-height: 1.65; }
.guide-feature ol { margin: 16px 0 24px 18px; }
.measure-diagram { min-height: 330px; position: relative; display: grid; place-items: center; }
.measure-diagram div { width: 72%; aspect-ratio: 4 / 3; background: #2f3034; border: 4px solid #8b8c92; border-radius: 10px; transform: perspective(550px) rotateY(-18deg) rotateX(5deg); }
.measure-diagram span { position: absolute; z-index: 2; color: var(--steel); font: 800 9px var(--font); letter-spacing: 1px; }
.measure-w { left: 13%; bottom: 12%; border-top: 1px solid var(--steel); width: 70%; text-align: center; }
.measure-h { left: 4%; top: 23%; border-left: 1px solid var(--steel); height: 61%; writing-mode: vertical-rl; }
.measure-d { right: 3%; top: 35%; transform: rotate(-25deg); }

.material-selector { display: grid; grid-template-columns: 300px 1fr; gap: 16px; margin-bottom: 26px; }
.material-conditions { display: grid; gap: 7px; align-content: start; }
.material-conditions button { border-radius: 8px; text-align: left; padding: 11px 13px; }
.material-recommendation { border-radius: 12px; background: var(--ink); color: #fff; padding: 26px; }
.material-recommendation > span { color: var(--steel-light); font-size: 9px; text-transform: uppercase; letter-spacing: 1px; }
.material-recommendation h3 { font-size: 25px; margin: 4px 0 8px; text-transform: uppercase; }
.material-recommendation strong { font-size: 12px; }
.material-recommendation p { color: var(--steel-light); font-size: 11px; margin: 8px 0 13px; }
.material-recommendation a { font-size: 10.5px; text-decoration: underline; }
.material-table-wrap { overflow-x: auto; }
.material-table { width: 100%; border-collapse: collapse; font-size: 11px; background: #fff; }
.material-table th, .material-table td { padding: 13px; border: 1px solid var(--line); text-align: left; }
.material-table thead th { background: var(--ink); color: #fff; }
.material-table tr.recommended { background: #f2f5f3; }
.material-components { margin-top: 24px; }

.faq-layout, .policy-layout { display: grid; grid-template-columns: 235px 1fr; gap: 42px; align-items: start; }
.faq-aside, .policy-nav { position: sticky; top: 92px; display: grid; gap: 5px; }
.faq-aside strong { margin-bottom: 8px; text-transform: uppercase; font-size: 12px; }
.faq-aside a, .policy-nav a { color: var(--steel); font-size: 11px; padding: 6px 0; }
.faq-aside button { margin-top: 13px; border: 0; border-radius: 7px; background: var(--ink); color: #fff; padding: 10px; font: 700 10.5px var(--font); cursor: pointer; }
.faq-groups { display: grid; gap: 34px; }
.faq-groups > section { padding: 0; }
.faq-groups h2 { margin-bottom: 12px; font-size: 25px; text-transform: uppercase; }
.faq-groups details { border-top: 1px solid var(--line); }
.faq-groups details:last-child { border-bottom: 1px solid var(--line); }
.faq-groups summary { padding: 16px 0; display: flex; justify-content: space-between; gap: 15px; font-size: 12.5px; font-weight: 700; cursor: pointer; list-style: none; }
.faq-groups summary span { font-size: 18px; font-weight: 400; }
.faq-groups details[open] summary span { transform: rotate(45deg); }
.faq-groups details p { color: var(--steel); font-size: 11.5px; line-height: 1.7; padding: 0 30px 16px 0; }
.policy-nav { padding: 18px; border-radius: 10px; background: var(--paper); }
.policy-nav > span { font-size: 10px; font-weight: 800; text-transform: uppercase; }
.policy-nav small { margin-top: 10px; color: var(--steel); font-size: 8.5px; }
.policy-copy { max-width: 780px; }
.policy-warning { padding: 18px; border: 1px solid #d6c781; background: #fff9dc; border-radius: 10px; margin-bottom: 28px; }
.policy-warning strong { font-size: 11px; }
.policy-warning p { color: #6d6030; font-size: 10px; margin-top: 3px; }
.policy-copy > section { padding: 28px 0; border-bottom: 1px solid var(--line); }
.policy-copy > section > span { color: var(--steel); font: 800 10px var(--font); }
.policy-copy h2 { font-size: 27px; margin: 4px 0 9px; text-transform: uppercase; }
.policy-copy p, .policy-copy li { color: #5d5e63; font-size: 12px; line-height: 1.75; }
.policy-copy ul { margin: 10px 0 0 18px; list-style: disc; }

@media (max-width: 1024px) {
  .content-hero-grid, .content-split, .guide-feature { grid-template-columns: 1fr; }
  .content-hero-visual { min-height: 260px; }
  .content-grid-3 { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .content-hero { padding: 54px 0; }
  .content-hero-grid { gap: 34px; }
  .content-hero h1 { font-size: 39px; }
  .content-hero p { font-size: 13.5px; }
  .content-hero-visual { min-height: 235px; padding: 18px; }
  .content-case { height: 165px; }
  .content-section { padding: 50px 0; }
  .content-heading { display: block; }
  .content-heading > p { margin-top: 8px; }
  .content-heading h2, .content-split h2, .guide-feature h2 { font-size: 29px; }
  .content-grid-3, .content-split, .material-selector, .faq-layout, .policy-layout { grid-template-columns: 1fr; }
  .content-card { min-height: 0; }
  .content-metrics { grid-template-columns: 1fr; }
  .gallery-build { grid-template-columns: 1fr; }
  .gallery-visual { min-height: 220px; }
  .guide-feature { padding: 24px; }
  .measure-diagram { min-height: 260px; }
  .faq-aside, .policy-nav { position: static; }
  .faq-aside { grid-template-columns: repeat(2, 1fr); }
  .faq-aside strong, .faq-aside button { grid-column: 1 / -1; }
  .content-footer { align-items: flex-start; flex-direction: column; }
  .content-footer nav { max-width: 100%; flex-wrap: wrap; gap: 10px 16px; }
  .content-filter {
    width: 100%;
    max-width: 100%;
    min-width: 0;
    overflow-x: auto;
    white-space: nowrap;
    padding-bottom: 4px;
  }
}