:root {
  --ink: #1e2a24;
  --muted: #647069;
  --line: #dfe4df;
  --paper: #f5f3ed;
  --surface: #ffffff;
  --green: #287154;
  --green-deep: #154b38;
  --green-soft: #e2eee7;
  --orange: #d66b3a;
  --orange-soft: #f7e7dc;
  --shadow: 0 18px 50px rgba(24, 50, 37, 0.09);
  --radius: 22px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}

button, input { font: inherit; }
button { color: inherit; }
button:focus-visible, input:focus-visible { outline: 3px solid rgba(40,113,84,.25); outline-offset: 2px; }
#app:focus { outline: none; }

.site-header {
  height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(22px, 5vw, 72px);
  background: rgba(245, 243, 237, .92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(30,42,36,.08);
  position: sticky;
  top: 0;
  z-index: 20;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  border: 0;
  background: none;
  padding: 0;
  cursor: pointer;
  font-size: 22px;
  font-weight: 750;
  letter-spacing: .08em;
}

.brand small { font-size: 11px; color: var(--muted); font-weight: 500; letter-spacing: .06em; border-left: 1px solid #bec6c0; padding-left: 11px; }
.brand-mark { width: 36px; height: 36px; border-radius: 11px; background: var(--green); display: grid; place-items: center; }
.brand-mark svg { width: 23px; fill: none; stroke: white; stroke-width: 1.8; stroke-linejoin: round; }

.header-actions { display: flex; align-items: center; gap: 18px; }
.top-nav { display: flex; gap: 8px; }
.top-nav button { border: 0; background: transparent; padding: 10px 14px; border-radius: 10px; cursor: pointer; color: #4a554f; font-size: 14px; }
.top-nav button:hover { background: rgba(40,113,84,.08); color: var(--green); }
.language-switcher { display: flex; align-items: center; gap: 2px; padding: 3px; border: 1px solid var(--line); background: rgba(255,255,255,.55); border-radius: 10px; }
.language-switcher button { min-width: 34px; border: 0; background: transparent; color: var(--muted); border-radius: 7px; padding: 7px 8px; cursor: pointer; font-size: 11px; font-weight: 700; }
.language-switcher button:hover { color: var(--green); }
.language-switcher button.active { background: var(--green); color: white; box-shadow: 0 3px 10px rgba(40,113,84,.18); }

.view { display: none; }
.view.active { display: block; animation: view-in .28s ease both; }
@keyframes view-in { from { opacity: 0; transform: translateY(5px); } }

.home-view { max-width: 1180px; margin: 0 auto; padding: 78px 28px 56px; }
.hero { text-align: center; max-width: 760px; margin: 0 auto 54px; }
.eyebrow, .step-tag, .modal-eyebrow { color: var(--green); text-transform: uppercase; letter-spacing: .13em; font-size: 12px; font-weight: 750; }
.hero h1 { font-family: Georgia, "Songti SC", serif; font-size: clamp(40px, 6vw, 66px); line-height: 1.15; letter-spacing: -.035em; margin: 16px 0 20px; font-weight: 500; }
.hero h1 span { color: var(--green); }
.hero > p { color: var(--muted); margin: 0 auto; font-size: 17px; line-height: 1.8; }
.hero-note { margin: 20px auto 0; width: max-content; max-width: 100%; display: flex; align-items: center; gap: 8px; color: #6d746f; font-size: 13px; }
.note-icon { width: 18px; height: 18px; border: 1px solid #9aa39d; border-radius: 50%; display: grid; place-items: center; font-family: Georgia, serif; font-weight: bold; }

.path-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 24px; }
.path-card { position: relative; min-height: 400px; border: 1px solid var(--line); border-radius: 28px; padding: 34px; overflow: hidden; box-shadow: 0 3px 0 rgba(30,42,36,.02); }
.path-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); transition: .25s ease; }
.path-existing { background: #fff; }
.path-building { background: #e9eee9; }
.path-illustration { position: absolute; right: 22px; top: 24px; width: 45%; max-width: 220px; opacity: .86; }
.path-illustration svg { width: 100%; overflow: visible; }
.house-fill { fill: var(--green-soft); }
.house-line, .scan-line, .build-line { fill: none; stroke: var(--green); stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.scan-line { stroke: var(--orange); stroke-dasharray: 3 3; }
.build-line { opacity: .35; }
.path-number { color: var(--green); font-size: 12px; font-weight: bold; letter-spacing: .12em; }
.path-card h2 { font-family: Georgia, "Songti SC", serif; font-size: 31px; font-weight: 500; margin: 155px 0 12px; }
.path-card p { color: var(--muted); line-height: 1.7; max-width: 410px; margin: 0 0 24px; }
.primary-btn { border: 0; border-radius: 12px; background: var(--green); color: white; padding: 13px 19px; cursor: pointer; font-weight: 650; display: inline-flex; gap: 25px; align-items: center; }
.primary-btn:hover { background: var(--green-deep); }
.primary-btn.dark { background: var(--ink); }
.primary-btn.dark:hover { background: #000; }
.trust-row { margin-top: 38px; padding: 18px 24px; display: flex; justify-content: center; gap: clamp(25px,6vw,75px); color: var(--muted); font-size: 13px; border-top: 1px solid var(--line); }
.trust-row b { color: var(--ink); margin-right: 5px; }

.inner-view { max-width: 1180px; margin: 0 auto; padding: 44px 28px 80px; }
.page-heading { margin-bottom: 34px; max-width: 760px; }
.back-link { border: 0; padding: 7px 0; background: none; color: var(--muted); cursor: pointer; margin-bottom: 28px; }
.back-link:hover { color: var(--green); }
.page-heading h1 { font: 500 clamp(35px,5vw,52px)/1.15 Georgia, "Songti SC", serif; margin: 12px 0; letter-spacing: -.025em; }
.page-heading > p { color: var(--muted); font-size: 16px; line-height: 1.7; }
.page-heading.compact { margin-bottom: 28px; }

.identify-layout { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 24px; align-items: start; }
.search-panel, .help-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
.search-panel { padding: 34px; }
.form-step { display: grid; grid-template-columns: 36px minmax(0,1fr); gap: 18px; }
.step-number { width: 32px; height: 32px; border-radius: 50%; background: var(--green); color: white; display: grid; place-items: center; font-size: 13px; font-weight: bold; }
.field-label { display: block; font-size: 16px; font-weight: 700; margin: 5px 0 16px; }
.location-grid { display: flex; flex-wrap: wrap; gap: 9px; }
.location-chip { background: #fafbf9; border: 1px solid var(--line); border-radius: 11px; padding: 10px 14px; cursor: pointer; }
.location-chip:hover, .location-chip.active { border-color: var(--green); background: var(--green-soft); color: var(--green-deep); }
.location-chip.active::before { content: "✓"; margin-right: 7px; font-weight: bold; }
.divider { height: 1px; background: var(--line); margin: 30px 0; }
.search-box { display: grid; grid-template-columns: 22px 1fr auto; gap: 10px; align-items: center; border: 1px solid #bdc7c0; padding: 7px 7px 7px 14px; border-radius: 14px; background: #fff; }
.search-box:focus-within { border-color: var(--green); box-shadow: 0 0 0 3px rgba(40,113,84,.1); }
.search-box svg { width: 20px; fill: none; stroke: #778079; stroke-width: 1.8; }
.search-box input { min-width: 0; border: 0; outline: 0; padding: 9px 3px; color: var(--ink); }
.search-box button { border: 0; background: var(--green); color: white; border-radius: 9px; padding: 11px 17px; cursor: pointer; font-weight: 650; }
.search-box button:hover { background: var(--green-deep); }
.example-row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-top: 13px; color: #7a827d; font-size: 12px; }
.example-row button { border: 0; background: #eef1ed; border-radius: 30px; padding: 6px 10px; cursor: pointer; color: #56605a; }
.example-row button:hover { background: var(--green-soft); color: var(--green); }
.search-error { min-height: 18px; color: #b14f2d; margin: 10px 0 0; font-size: 13px; }
.help-card { padding: 27px; background: #edf2ed; }
.help-icon { width: 35px; height: 35px; border-radius: 11px; background: var(--green-deep); color: white; display: grid; place-items: center; font-weight: bold; }
.help-card h3 { margin: 18px 0 13px; font-size: 16px; }
.help-card ul { padding: 0 0 0 19px; margin: 0; color: #56605a; line-height: 1.9; font-size: 13px; }
.help-card p { border-top: 1px solid #d3ddd5; padding-top: 16px; margin: 17px 0 0; color: #69736d; font-size: 12px; line-height: 1.65; }

.results-section { margin-top: 56px; scroll-margin-top: 105px; }
.results-heading { display: flex; justify-content: space-between; align-items: end; gap: 30px; margin-bottom: 19px; }
.results-heading h2 { font: 500 31px Georgia, "Songti SC", serif; margin: 9px 0 0; }
.results-heading > p { color: var(--muted); font-size: 12px; max-width: 320px; }
.result-list { display: grid; gap: 12px; }
.result-card { display: grid; grid-template-columns: 76px 1fr auto; align-items: center; gap: 20px; background: var(--surface); border: 1px solid var(--line); border-radius: 17px; padding: 18px; cursor: pointer; text-align: left; }
.result-card:hover { border-color: #94ae9e; transform: translateX(3px); }
.swatch { width: 76px; height: 68px; border-radius: 12px; position: relative; overflow: hidden; background-color: var(--swatch); }
.swatch::before, .material-visual::before { content: ""; position: absolute; inset: 0; opacity: .6; background-image: repeating-linear-gradient(115deg, transparent 0 8px, rgba(255,255,255,.7) 9px 10px, transparent 11px 17px); }
.swatch.foam::before, .material-visual.foam::before { background-image: radial-gradient(circle, rgba(255,255,255,.9) 1px, transparent 2px); background-size: 9px 9px; }
.result-name { font-weight: 750; font-size: 17px; }
.result-name small { display: block; color: var(--muted); font-weight: 450; font-size: 12px; margin-top: 5px; }
.match { min-width: 115px; text-align: right; }
.match strong { color: var(--green); font-size: 18px; }
.match span { display: block; color: var(--muted); font-size: 11px; margin-top: 4px; }

.build-shell { display: grid; grid-template-columns: 205px minmax(0,1fr); gap: 28px; align-items: start; }
.part-sidebar { position: sticky; top: 99px; }
.sidebar-title { font-size: 12px; color: var(--muted); font-weight: 700; letter-spacing: .08em; margin: 0 0 10px 10px; }
.part-list { display: grid; gap: 5px; }
.part-button { border: 0; background: transparent; border-radius: 11px; padding: 12px 14px; text-align: left; cursor: pointer; color: #56605a; display: flex; justify-content: space-between; }
.part-button:hover { background: rgba(255,255,255,.7); }
.part-button.active { background: var(--green); color: white; box-shadow: 0 8px 20px rgba(40,113,84,.18); }
.part-button small { opacity: .62; }
.catalog { min-width: 0; }
.catalog-heading { display: flex; justify-content: space-between; align-items: end; margin-bottom: 18px; }
.catalog-kicker { color: var(--muted); font-size: 11px; }
.catalog-heading h2 { font: 500 30px Georgia, "Songti SC", serif; margin: 4px 0 0; }
.legend { color: var(--muted); font-size: 11px; }
.legend i { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--green); margin-right: 5px; }
.material-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 16px; }
.material-card { background: white; border: 1px solid var(--line); border-radius: 18px; overflow: hidden; }
.material-card:hover { box-shadow: 0 12px 30px rgba(24,50,37,.07); }
.material-visual { height: 105px; background: var(--swatch); position: relative; overflow: hidden; }
.material-visual .material-code { position: absolute; z-index: 1; right: 14px; top: 13px; background: rgba(255,255,255,.83); color: #4e5852; border-radius: 20px; padding: 6px 9px; font-size: 10px; font-weight: 700; }
.material-card-body { padding: 19px; }
.material-title-row { display: flex; justify-content: space-between; gap: 12px; }
.material-title-row h3 { margin: 0; font-size: 18px; }
.material-title-row h3 small { display: block; margin-top: 4px; color: var(--muted); font-size: 11px; font-weight: 450; }
.price-tag { background: var(--green-soft); color: var(--green-deep); border-radius: 8px; padding: 6px 9px; height: max-content; font-weight: 750; font-size: 12px; }
.mini-scores { display: grid; grid-template-columns: repeat(3,1fr); gap: 5px; margin: 17px 0; }
.mini-score { background: #f5f6f3; padding: 8px; border-radius: 9px; }
.mini-score span { display: block; color: var(--muted); font-size: 10px; }
.mini-score b { color: var(--green); font-size: 14px; }
.card-actions { border-top: 1px solid var(--line); padding-top: 14px; display: flex; justify-content: space-between; align-items: center; }
.detail-button { border: 0; background: transparent; padding: 6px 0; color: var(--green); font-weight: 700; cursor: pointer; }
.compare-check { display: flex; gap: 7px; align-items: center; cursor: pointer; color: var(--muted); font-size: 12px; }
.compare-check input { accent-color: var(--green); width: 16px; height: 16px; }
.empty-category { background: white; border: 1px dashed #bdc7c0; border-radius: 18px; padding: 58px 25px; text-align: center; }
.empty-category > div { margin: 0 auto 15px; width: 50px; height: 50px; display: grid; place-items: center; border-radius: 50%; background: var(--green-soft); color: var(--green); font-size: 23px; }
.empty-category h3 { margin: 0 0 8px; }
.empty-category p { color: var(--muted); }
.empty-category button { border: 0; background: var(--green); color: white; padding: 10px 15px; border-radius: 9px; cursor: pointer; }

.compare-tray { position: fixed; left: 50%; bottom: 22px; transform: translateX(-50%); z-index: 25; width: min(760px, calc(100% - 30px)); background: var(--ink); color: white; border-radius: 17px; padding: 13px 15px 13px 20px; box-shadow: 0 15px 45px rgba(0,0,0,.24); display: flex; align-items: center; gap: 20px; }
.compare-tray[hidden] { display: none; }
.compare-tray > div:first-child { white-space: nowrap; }
.compare-tray b { font-size: 13px; display: block; }
.compare-tray span { font-size: 10px; color: #b9c2bc; }
.compare-chips { display: flex; gap: 6px; flex: 1; overflow: auto; }
.compare-chip { white-space: nowrap; background: rgba(255,255,255,.1); padding: 7px 9px; border-radius: 8px; font-size: 11px; }
.compare-tray > button { border: 0; background: #f0b56c; color: #263229; border-radius: 10px; padding: 11px 16px; font-weight: 750; cursor: pointer; white-space: nowrap; }

.modal { width: 100%; max-width: none; height: 100%; max-height: none; margin: 0; border: 0; background: rgba(12,22,17,.5); padding: 34px; }
.modal:not([open]) { display: none; }
.modal[open] { display: grid; place-items: center; animation: fade-in .2s ease; }
.modal::backdrop { background: transparent; }
@keyframes fade-in { from { opacity: 0; } }
.modal-sheet { width: min(760px,100%); max-height: calc(100vh - 68px); overflow: auto; background: #fbfaf6; border-radius: 23px; padding: 36px; position: relative; box-shadow: 0 25px 80px rgba(0,0,0,.25); }
.modal-sheet.wide { width: min(1040px,100%); }
.modal-close { position: sticky; float: right; top: 0; z-index: 3; border: 0; width: 34px; height: 34px; border-radius: 50%; background: #e8ebe6; cursor: pointer; font-size: 23px; line-height: 1; }
.modal-header { display: grid; grid-template-columns: 95px 1fr; gap: 20px; align-items: center; margin-bottom: 27px; }
.detail-swatch { width: 95px; height: 90px; border-radius: 15px; position: relative; overflow: hidden; background: var(--swatch); }
.detail-swatch::before { content:""; position:absolute; inset:0; background-image: repeating-linear-gradient(115deg,transparent 0 8px,rgba(255,255,255,.7) 9px 10px,transparent 11px 17px); }
.detail-swatch.foam::before { background-image: radial-gradient(circle,rgba(255,255,255,.9) 1px,transparent 2px); background-size: 9px 9px; }
.modal-kicker { color: var(--green); font-size: 11px; letter-spacing: .1em; font-weight: bold; }
.modal-header h2, .compare-modal h2 { font: 500 32px Georgia, "Songti SC", serif; margin: 5px 0; }
.modal-header p, .modal-intro { color: var(--muted); margin: 0; font-size: 13px; }
.score-grid { display: grid; grid-template-columns: repeat(5,1fr); gap: 8px; margin: 0 0 25px; }
.score-box { padding: 13px 10px; background: white; border: 1px solid var(--line); border-radius: 11px; }
.score-box span { font-size: 10px; color: var(--muted); display: block; }
.score-box b { display: block; margin-top: 6px; font-size: 18px; color: var(--green); }
.score-dots i { display: inline-block; width: 5px; height: 5px; background: #d6ded8; border-radius: 50%; margin-right: 2px; }
.score-dots i.on { background: var(--green); }
.detail-summary { background: var(--green-soft); color: #315c49; border-radius: 12px; padding: 15px 17px; line-height: 1.65; font-size: 13px; }
.pros-cons { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin: 23px 0; }
.pros-cons section { border-top: 2px solid var(--green); }
.pros-cons section:last-child { border-color: var(--orange); }
.pros-cons h3 { margin: 14px 0 8px; font-size: 14px; }
.pros-cons ul { margin: 0; padding-left: 18px; color: var(--muted); font-size: 13px; line-height: 1.75; }
.cost-note { border-top: 1px solid var(--line); display: grid; grid-template-columns: 1fr 1fr; gap: 16px; padding-top: 18px; }
.fact-label { color: var(--muted); font-size: 10px; letter-spacing: .06em; }
.fact-value { font-weight: 700; margin-top: 5px; font-size: 14px; }
.pricing-basis { color: var(--muted); font-size: 10px; line-height: 1.55; margin: 10px 0 0; }
.safety-note { margin-top: 21px; padding: 14px; border-left: 3px solid #d79b54; background: #fff7e9; color: #685b44; font-size: 12px; line-height: 1.6; }

.compare-modal h2 { margin: 7px 0; }
.modal-intro { margin-bottom: 24px; }
.compare-table-wrap { overflow-x: auto; }
.compare-table { width: 100%; border-collapse: collapse; min-width: 620px; }
.compare-table th, .compare-table td { border-bottom: 1px solid var(--line); padding: 15px; text-align: left; vertical-align: top; }
.compare-table th { background: #edf2ed; font-size: 13px; }
.compare-table th:first-child { border-radius: 10px 0 0 10px; }
.compare-table th:last-child { border-radius: 0 10px 10px 0; }
.compare-table td:first-child { color: var(--muted); font-size: 12px; font-weight: 650; width: 130px; }
.table-score { color: var(--green); font-weight: 750; }
.table-small { color: var(--muted); font-size: 11px; line-height: 1.5; }

footer { min-height: 100px; border-top: 1px solid var(--line); padding: 28px clamp(22px,5vw,72px); display: flex; align-items: center; justify-content: space-between; color: var(--muted); font-size: 11px; }
footer b { color: var(--green); font-size: 15px; }

@media (max-width: 820px) {
  .top-nav { display: none; }
  .header-actions { gap: 0; }
  .home-view { padding-top: 48px; }
  .path-grid, .identify-layout { grid-template-columns: 1fr; }
  .path-card { min-height: 360px; }
  .help-card { display: none; }
  .build-shell { grid-template-columns: 1fr; }
  .part-sidebar { position: static; overflow: hidden; }
  .part-list { display: flex; overflow-x: auto; padding-bottom: 8px; }
  .part-button { white-space: nowrap; }
  .part-button small { display: none; }
  .trust-row { flex-wrap: wrap; gap: 12px 25px; }
}

@media (max-width: 590px) {
  .site-header { height: 66px; }
  .brand small { display: none; }
  .home-view, .inner-view { padding-left: 17px; padding-right: 17px; }
  .hero { margin-bottom: 35px; }
  .hero h1 { font-size: 38px; }
  .path-card { padding: 25px; min-height: 342px; }
  .path-card h2 { margin-top: 135px; font-size: 27px; }
  .search-panel { padding: 23px 18px; }
  .form-step { grid-template-columns: 1fr; gap: 8px; }
  .step-number { width: 27px; height: 27px; }
  .search-box { grid-template-columns: 20px 1fr; }
  .search-box button { grid-column: 1 / -1; }
  .material-grid { grid-template-columns: 1fr; }
  .results-heading { display: block; }
  .result-card { grid-template-columns: 58px 1fr; gap: 13px; }
  .swatch { width: 58px; height: 58px; }
  .match { grid-column: 2; text-align: left; display: flex; gap: 7px; align-items: baseline; }
  .match span { display: inline; }
  .score-grid { grid-template-columns: repeat(3,1fr); }
  .pros-cons, .cost-note { grid-template-columns: 1fr; }
  .modal { padding: 10px; }
  .modal-sheet { padding: 25px 18px; max-height: calc(100vh - 20px); }
  .modal-header { grid-template-columns: 65px 1fr; }
  .detail-swatch { width: 65px; height: 65px; }
  .compare-tray { gap: 10px; }
  .compare-chips { display: none; }
  footer { display: block; text-align: center; }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; animation-duration: .01ms !important; transition-duration: .01ms !important; }
}

/* Assessment, photography, and interactive home builder */
.hero.hero-feature { max-width: none; margin: 0 0 44px; display: grid; grid-template-columns: 1.03fr .97fr; min-height: 470px; text-align: left; border-radius: 30px; overflow: hidden; background: #e8efe9; box-shadow: var(--shadow); }
.hero-copy { padding: clamp(38px,6vw,72px); align-self: center; }
.hero.hero-feature h1 { font-size: clamp(43px,5.3vw,67px); max-width: 650px; margin-top: 15px; }
.hero.hero-feature > .hero-copy > p { max-width: 610px; margin: 0; }
.hero-action { margin-top: 25px; }
.hero.hero-feature .hero-note { margin-left: 0; }
.hero-photo { margin: 0; min-height: 470px; position: relative; overflow: hidden; }
.hero-photo::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(232,239,233,.28), transparent 34%), linear-gradient(0deg, rgba(15,38,27,.55), transparent 42%); }
.hero-photo img { width: 100%; height: 100%; object-fit: cover; display: block; }
.hero-photo figcaption { position: absolute; z-index: 1; left: 27px; right: 27px; bottom: 24px; color: white; font: 500 16px/1.45 Georgia, serif; }
.builder-promo { margin-top: 24px; display: grid; grid-template-columns: 190px 1fr auto; gap: 28px; align-items: center; background: #183c2e; color: white; border-radius: 24px; padding: 24px 28px; }
.builder-promo-art { background: #f2f2e8; border-radius: 17px; padding: 8px; height: 138px; overflow: hidden; }
.builder-promo-art svg { width: 100%; height: 100%; }
.builder-promo h2 { font: 500 28px Georgia, serif; margin: 6px 0 7px; }
.builder-promo p { color: #c5d2ca; line-height: 1.55; margin: 0; }
.builder-promo .step-tag { color: #8fd0ab; }
.builder-promo .primary-btn { background: #f0b56c; color: #203127; white-space: nowrap; }
.secondary-btn { border: 1px solid #bfc8c1; background: white; border-radius: 11px; padding: 12px 17px; cursor: pointer; font-weight: 650; }
.secondary-btn:hover { border-color: var(--green); color: var(--green); }

.assessment-heading { margin-bottom: 24px; }
.assessment-card { max-width: 900px; background: white; border: 1px solid var(--line); border-radius: 24px; padding: clamp(24px,4vw,42px); box-shadow: 0 12px 40px rgba(25,54,39,.06); }
.assessment-card[hidden], .assessment-results[hidden] { display: none; }
.assessment-progress { display: flex; justify-content: space-between; color: var(--muted); font-size: 12px; }
.assessment-progress div { display: grid; gap: 5px; }
.assessment-progress b { color: var(--ink); font-size: 17px; }
.assessment-progress > span { color: var(--green); font-weight: 750; }
.progress-track { height: 6px; background: #edf0ec; border-radius: 20px; margin: 18px 0 32px; overflow: hidden; }
.progress-track i { display: block; height: 100%; background: var(--green); border-radius: inherit; transition: width .3s ease; }
.assessment-question { border: 0; padding: 0; margin: 0 0 30px; }
.assessment-question legend { font-weight: 720; font-size: 17px; line-height: 1.45; margin-bottom: 13px; display: flex; align-items: flex-start; gap: 10px; }
.assessment-question legend > span { flex: 0 0 25px; width: 25px; height: 25px; border-radius: 50%; background: var(--green-soft); color: var(--green); display: grid; place-items: center; font-size: 11px; }
.assessment-question.single-question { min-height: 330px; display: flex; flex-direction: column; justify-content: center; }
.assessment-question.single-question legend { font: 500 clamp(25px,3vw,34px)/1.3 Georgia, serif; margin-bottom: 28px; }
.assessment-question.single-question legend > span { margin-top: 5px; font: 750 11px/1 "Segoe UI", sans-serif; }
.assessment-options { display: grid; grid-template-columns: repeat(3,1fr); gap: 10px; margin-left: 35px; }
.assessment-options label { cursor: pointer; }
.assessment-options input { position: absolute; opacity: 0; pointer-events: none; }
.assessment-options label > span { min-height: 78px; display: flex; align-items: center; gap: 10px; border: 1px solid var(--line); border-radius: 12px; padding: 12px; color: #56605a; font-size: 13px; line-height: 1.35; }
.assessment-options label:hover > span { border-color: #94ae9e; }
.assessment-options input:checked + span { background: var(--green-soft); border-color: var(--green); color: var(--green-deep); box-shadow: inset 0 0 0 1px var(--green); }
.assessment-options i { width: 25px; height: 25px; flex: 0 0 25px; border-radius: 50%; border: 1px solid #bbc5be; display: grid; place-items: center; font-style: normal; font-size: 10px; font-weight: 750; }
.assessment-options input:checked + span i { background: var(--green); border-color: var(--green); color: white; }
.assessment-error { color: #b14f2d; min-height: 18px; font-size: 13px; }
.assessment-actions { display: flex; justify-content: space-between; border-top: 1px solid var(--line); padding-top: 20px; }
.assessment-actions #assessment-next { margin-left: auto; }
.assessment-actions .primary-btn:disabled { background: #aeb7b1; cursor: not-allowed; opacity: .75; }
.slider-answer { margin: 18px 36px 0; padding: 26px 28px 12px; border-radius: 18px; background: #f3f6f2; }
.slider-value { min-height: 64px; display: flex; justify-content: center; align-items: center; text-align: left; }
.slider-value > div { min-width: 180px; text-align: center; }
.slider-value small { display: block; min-height: 14px; color: var(--muted); text-transform: uppercase; letter-spacing: .08em; font-size: 9px; }
.slider-value strong { display: block; margin-top: 5px; color: var(--green-deep); font-size: 19px; }
.slider-answer input[type="range"] { --slider-progress: 50%; appearance: none; -webkit-appearance: none; width: 100%; height: 10px; margin: 18px 0 14px; border-radius: 999px; outline: none; background: linear-gradient(90deg,var(--green) 0 var(--slider-progress),#d4ddd7 var(--slider-progress) 100%); cursor: grab; }
.slider-answer input[type="range"]:active { cursor: grabbing; }
.slider-answer input[type="range"]::-webkit-slider-thumb { -webkit-appearance: none; width: 26px; height: 26px; border: 4px solid white; border-radius: 50%; background: var(--green); box-shadow: 0 3px 10px rgba(21,68,46,.28); }
.slider-answer input[type="range"]::-moz-range-thumb { width: 18px; height: 18px; border: 4px solid white; border-radius: 50%; background: var(--green); box-shadow: 0 3px 10px rgba(21,68,46,.28); }
.slider-answer input[type="range"]:focus-visible { box-shadow: 0 0 0 4px rgba(40,113,84,.16); }
.slider-answer input[type="range"].snapping::-webkit-slider-thumb { box-shadow: 0 3px 12px rgba(21,68,46,.36),0 0 0 5px rgba(40,113,84,.12); }
.slider-labels { display: flex; justify-content: space-between; gap: 10px; }
.slider-labels button { flex: 1; min-width: 0; border: 0; background: transparent; padding: 6px 2px; color: var(--muted); cursor: pointer; font-size: 10px; line-height: 1.3; }
.slider-labels button i { display: block; width: 8px; height: 8px; margin: 0 auto 7px; border-radius: 50%; background: #cbd4cd; }
.slider-labels button.active { color: var(--green-deep); font-weight: 750; }
.slider-labels button.active i { background: var(--green); box-shadow: 0 0 0 4px rgba(40,113,84,.13); }
.assessment-results { max-width: 980px; }
.results-hero { display: grid; grid-template-columns: 1fr auto; gap: 30px; align-items: center; background: #e3eee6; border-radius: 24px; padding: clamp(26px,5vw,48px); }
.results-hero h2 { font: 500 38px Georgia, serif; margin: 8px 0; }
.results-hero p { max-width: 650px; color: var(--muted); line-height: 1.65; }
.results-hero.impact-high { background: #f4e6df; }
.results-hero.impact-moderate { background: #f3eddf; }
.impact-gauge { width: 146px; height: 146px; border-radius: 50%; background: white; display: grid; place-content: center; text-align: center; box-shadow: 0 8px 22px rgba(30,42,36,.08); }
.impact-gauge strong { color: var(--green); font: 500 43px Georgia, serif; line-height: .9; }
.impact-gauge span, .impact-gauge small { color: var(--muted); font-size: 10px; }
.impact-gauge small { display: block; max-width: 90px; margin-top: 8px; line-height: 1.3; }
.assessment-result-grid { display: grid; grid-template-columns: 1.25fr .75fr; gap: 22px; margin: 22px 0; }
.assessment-result-grid > * { background: white; border: 1px solid var(--line); border-radius: 18px; padding: 25px; }
.assessment-result-grid h3 { margin: 0 0 20px; font-size: 16px; }
.category-bars { display: grid; gap: 16px; }
.category-bar > div { display: flex; justify-content: space-between; gap: 12px; font-size: 12px; }
.category-bar b { color: var(--muted); font-size: 10px; font-weight: 550; }
.category-bar > i, .builder-metric > i { display: block; height: 7px; border-radius: 10px; overflow: hidden; background: #e9eeea; margin-top: 7px; }
.category-bar > i > em, .builder-metric > i > em { display: block; height: 100%; background: var(--green); border-radius: inherit; }
.review-item { display: grid; grid-template-columns: 28px 1fr; gap: 10px; margin-bottom: 16px; }
.review-item > span { width: 25px; height: 25px; border-radius: 50%; background: var(--orange-soft); color: var(--orange); display: grid; place-items: center; font-weight: 750; font-size: 11px; }
.review-item b { font-size: 13px; }
.review-item p { margin: 4px 0 0; color: var(--muted); font-size: 11px; line-height: 1.5; }

.house-builder-shell { display: grid; grid-template-columns: minmax(0,1.2fr) minmax(340px,.8fr); gap: 24px; align-items: start; }
.house-canvas, .builder-control-panel { background: white; border: 1px solid var(--line); border-radius: 22px; }
.house-canvas { min-height: 590px; padding: 23px; display: flex; flex-direction: column; }
.canvas-hint { color: var(--muted); font-size: 12px; text-align: center; }
#builder-house { width: 100%; max-height: 450px; flex: 1; margin: 3px auto 0; }
.ground-line { fill: none; stroke: #b8c2bb; stroke-width: 3; stroke-linecap: round; }
.builder-part { cursor: pointer; stroke: #416b58; stroke-width: 4; stroke-linejoin: round; transition: .2s ease; }
.builder-part:hover, .builder-part.active { filter: brightness(.96); stroke: var(--orange); stroke-width: 7; }
.builder-roof { fill: #607f6f; }
.builder-wall { fill: #d5c5a8; }
.builder-insulation { fill: #edf1e8; stroke-dasharray: 7 7; stroke-width: 2; }
.builder-window { fill: #a7cede; }
.builder-window path { fill: none; stroke: white; stroke-width: 3; }
.door-shape { fill: #615347; stroke: #3f3931; stroke-width: 3; }
#builder-house[data-roof="metal"] .builder-roof { fill: #667d82; }
#builder-house[data-roof="green"] .builder-roof { fill: #5b8b59; }
#builder-house[data-roof="asphalt"] .builder-roof { fill: #696967; }
#builder-house[data-exterior="wood"] .builder-wall { fill: #c9aa7e; }
#builder-house[data-exterior="fibre-cement"] .builder-wall { fill: #b8bdb8; }
#builder-house[data-exterior="brick"] .builder-wall { fill: #b8735d; }
#builder-house[data-windows="triple"] .builder-window { fill: #72b2cc; }
#builder-house[data-insulation="cellulose"] .builder-insulation { fill: #d8d0b7; }
#builder-house[data-insulation="mineral-wool"] .builder-insulation { fill: #b7b9b1; }
#builder-house[data-insulation="fiberglass"] .builder-insulation { fill: #f1d979; }
#builder-house[data-insulation="spray-foam"] .builder-insulation { fill: #efe5bd; }
.house-selection-summary { border-top: 1px solid var(--line); padding-top: 15px; }
.house-selection-summary b { font-size: 12px; }
.house-selection-summary div { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 9px; }
.house-selection-summary span { border-radius: 20px; background: #f0f2ef; color: var(--muted); padding: 6px 9px; font-size: 10px; }
.house-selection-summary strong { color: var(--green-deep); }
.builder-control-panel { padding: 24px; }
.builder-step-line { color: var(--muted); text-transform: uppercase; letter-spacing: .08em; font-size: 10px; font-weight: 750; margin: 0 0 10px; }
.builder-tabs { display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 24px; }
.builder-tabs button { border: 1px solid var(--line); background: #fafbf9; padding: 8px 11px; border-radius: 9px; cursor: pointer; font-size: 11px; }
.builder-tabs button.active { background: var(--green); color: white; border-color: var(--green); }
.builder-options { display: grid; gap: 8px; }
.builder-option { width: 100%; display: grid; grid-template-columns: 18px 1fr auto; gap: 10px; align-items: center; text-align: left; border: 1px solid var(--line); border-radius: 11px; background: white; padding: 11px; cursor: pointer; }
.builder-option:hover, .builder-option.active { border-color: var(--green); background: #f3f8f4; }
.builder-radio { width: 15px; height: 15px; border: 1px solid #a8b3ab; border-radius: 50%; }
.builder-option.active .builder-radio { border: 4px solid var(--green); }
.builder-option b { display: block; font-size: 13px; }
.builder-option small { display: block; margin-top: 3px; color: var(--muted); font-size: 9px; }
.builder-option em { color: var(--green); font-size: 9px; font-style: normal; font-weight: 750; }
.builder-profile { background: #f0f3ef; border-radius: 14px; padding: 16px; margin-top: 22px; }
.builder-profile-title { display: flex; justify-content: space-between; margin-bottom: 14px; }
.builder-profile-title b { font-size: 12px; }
.builder-profile-title small { color: var(--muted); font-size: 9px; }
.builder-metric { display: grid; grid-template-columns: 90px 1fr 25px; gap: 8px; align-items: center; margin-top: 9px; }
.builder-metric > span { color: var(--muted); font-size: 10px; }
.builder-metric > i { margin: 0; height: 6px; }
.builder-metric > b { color: var(--green); font-size: 10px; text-align: right; }

/* Interactive design tool */
.design-builder-shell { display: grid; grid-template-columns: 320px minmax(0,1fr); gap: 24px; align-items: start; }
.builder-live-panel, .builder-workspace { border: 1px solid var(--line); border-radius: 22px; background: white; box-shadow: 0 12px 34px rgba(28,51,39,.05); }
.builder-live-panel { position: sticky; top: 92px; padding: 22px; }
.builder-live-heading > span { display: block; color: var(--green-deep); font: 500 24px/1.2 Georgia,serif; }
.builder-live-heading > small { display: block; margin-top: 8px; color: var(--muted); font-size: 12px; line-height: 1.55; }
.builder-score-hero { margin-top: 20px; border-radius: 18px; background: var(--green-deep); color: white; padding: 21px; }
.builder-score-hero > span { display: block; font-size: 13px; font-weight: 700; }
.builder-score-hero strong { display: inline-block; margin-top: 14px; font: 500 48px/1 Georgia,serif; }
.builder-score-hero small { color: rgba(255,255,255,.7); font-size: 13px; }
.builder-score-hero > i, .builder-impact-card > i, .builder-progress-card > i { display: block; height: 7px; overflow: hidden; margin-top: 14px; border-radius: 20px; background: rgba(255,255,255,.18); }
.builder-score-hero > i > em, .builder-impact-card > i > em, .builder-progress-card > i > em { display: block; width: 0; height: 100%; border-radius: inherit; background: #9bd5b9; transition: width .4s ease; }
.builder-impact-card { margin-top: 11px; border: 1px solid var(--line); border-radius: 15px; padding: 15px; }
.builder-impact-card > div { display: flex; justify-content: space-between; gap: 10px; }
.builder-impact-card span { color: var(--ink); font-size: 13px; font-weight: 750; }
.builder-impact-card small { color: var(--muted); font-size: 10px; }
.builder-impact-card strong { display: block; margin-top: 11px; font-size: 17px; }
.builder-impact-card > i { height: 6px; margin-top: 10px; background: #edf0ed; }
.impact-environment > i > em { background: #dca759; }
.impact-health > i > em { background: #ca8069; }
.builder-progress-card { margin-top: 15px; padding: 4px 1px 0; }
.builder-progress-card > div { display: flex; justify-content: space-between; gap: 12px; color: var(--muted); font-size: 12px; }
.builder-progress-card b { color: var(--green-deep); }
.builder-progress-card > i { background: #edf0ed; }
.builder-progress-card > i > em { background: var(--green); }
.builder-estimate-card { margin-top: 18px; border-top: 1px solid var(--line); padding-top: 18px; }
.builder-estimate-card > span { display: block; color: var(--muted); font-size: 12px; font-weight: 700; }
.builder-estimate-card > strong { display: block; margin: 6px 0; color: var(--green-deep); font: 500 31px Georgia,serif; }
.builder-estimate-card > small { display: block; color: var(--muted); font-size: 10px; line-height: 1.5; }
.builder-estimate-card button { width: 100%; justify-content: space-between; margin-top: 14px; }
.builder-estimate-card button:disabled { cursor: not-allowed; opacity: .45; }
.builder-workspace { min-width: 0; padding: 22px; }
.builder-system-visual { position: relative; height: 270px; overflow: hidden; margin-bottom: 22px; border-radius: 18px; background: #dce5df; }
.builder-system-visual img { width: 100%; height: 100%; object-fit: cover; transition: opacity .2s ease; }
.builder-system-visual::after { content:""; position:absolute; inset:35% 0 0; background:linear-gradient(transparent,rgba(12,28,20,.82)); }
.builder-system-visual-copy { position: absolute; z-index: 1; left: 22px; right: 22px; bottom: 20px; color: white; }
.builder-system-visual-copy span { display: block; color: rgba(255,255,255,.72); text-transform: uppercase; letter-spacing: .1em; font-size: 10px; font-weight: 800; }
.builder-system-visual-copy strong { display: block; margin-top: 5px; font: 500 28px/1.15 Georgia,serif; }
.builder-system-visual-copy small { display: block; margin-top: 6px; color: rgba(255,255,255,.86); font-size: 12px; }
.design-builder-shell .builder-step-line { margin: 0 0 12px; font-size: 12px; }
.design-builder-shell .builder-tabs { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 10px; margin-bottom: 28px; }
.design-builder-shell .builder-tabs .builder-system-card { min-width: 0; display: grid; grid-template-columns: 58px minmax(0,1fr) auto; align-items: center; gap: 10px; min-height: 70px; overflow: hidden; border: 1px solid var(--line); border-radius: 13px; background: #fafbf9; padding: 7px 10px 7px 7px; text-align: left; cursor: pointer; }
.design-builder-shell .builder-tabs .builder-system-card:hover { border-color: #93af9f; transform: translateY(-1px); }
.design-builder-shell .builder-tabs .builder-system-card.active { border-color: var(--green); background: var(--green-soft); color: var(--ink); box-shadow: 0 0 0 2px rgba(40,113,84,.08); }
.design-builder-shell .builder-tabs .builder-system-card.active b { color: var(--green-deep); }
.builder-system-card img { width: 58px; height: 54px; border-radius: 9px; object-fit: cover; }
.builder-system-card span { min-width: 0; }
.builder-system-card small { display: block; color: var(--green); font-size: 9px; font-weight: 800; letter-spacing: .09em; }
.builder-system-card b { display: block; margin-top: 3px; overflow-wrap: anywhere; font-size: 12px; line-height: 1.3; }
.builder-system-card > i { color: var(--muted); font-style: normal; font-size: 14px; }
.builder-system-card.configured > i { width: 21px; height: 21px; display: grid; place-items: center; border-radius: 50%; background: var(--green); color: white; font-size: 11px; }
.builder-material-heading { display: flex; justify-content: space-between; gap: 20px; align-items: end; margin-bottom: 13px; }
.builder-material-heading span { color: var(--muted); text-transform: uppercase; letter-spacing: .08em; font-size: 11px; font-weight: 750; }
.builder-material-heading h2 { margin: 5px 0 0; font: 500 27px Georgia,serif; }
.builder-material-heading > small { color: var(--muted); font-size: 12px; }
.design-builder-shell .builder-options { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 10px; }
.builder-material-card { min-width: 0; display: grid; grid-template-columns: 82px minmax(0,1fr) 25px; gap: 12px; align-items: center; min-height: 88px; overflow: hidden; border: 1px solid var(--line); border-radius: 14px; background: white; padding: 7px 12px 7px 7px; text-align: left; cursor: pointer; }
.builder-material-card:hover { border-color: #8eaa9a; background: #fbfdfb; }
.builder-material-card.active { border-color: var(--green); background: var(--green-soft); box-shadow: inset 4px 0 var(--green); }
.builder-material-card img { width: 82px; height: 72px; border-radius: 10px; object-fit: cover; }
.builder-material-card b { display: block; font-size: 14px; line-height: 1.35; }
.builder-material-card small { display: block; margin-top: 6px; color: var(--muted); font-size: 10px; line-height: 1.45; }
.builder-material-card > i { width: 24px; height: 24px; display: grid; place-items: center; border: 1px solid #c9d3cc; border-radius: 50%; color: var(--green); font-style: normal; font-size: 15px; }
.builder-material-card.active > i { border-color: var(--green); background: var(--green); color: white; font-size: 11px; }
.builder-bill h2 { margin: 6px 0 9px; font: 500 34px Georgia,serif; }
.builder-bill-intro { max-width: 760px; margin: 0 0 18px; color: var(--muted); line-height: 1.6; }
.builder-bill-notice { margin-bottom: 13px; border-radius: 10px; background: #f4ead8; color: #745a31; padding: 10px 13px; font-size: 12px; font-weight: 700; }
.builder-bill-table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 14px; }
.builder-bill table { width: 100%; min-width: 700px; border-collapse: collapse; }
.builder-bill th, .builder-bill td { padding: 12px 14px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; font-size: 12px; }
.builder-bill th { background: #f2f5f2; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; font-size: 9px; }
.builder-bill th:last-child, .builder-bill td:last-child { text-align: right; white-space: nowrap; }
.builder-bill tbody td:nth-child(3) { color: var(--muted); }
.builder-bill tfoot td { background: #fafbf9; font-weight: 700; }
.builder-bill tfoot td:first-child { text-align: right; }
.builder-bill tfoot .builder-bill-total td { border-bottom: 0; background: var(--green-deep); color: white; font-size: 14px; }
.builder-bill-disclaimer { margin: 15px 0 0; color: var(--muted); font-size: 10px; line-height: 1.55; }

/* Completed interactive-design summary */
.modal-sheet:has(.builder-summary) { width: min(940px,100%); }
.builder-summary { padding-top: 5px; }
.builder-summary h2 { margin: 7px 0 8px; font: 500 39px/1.15 Georgia,serif; }
.builder-summary-intro { max-width: 720px; margin: 0; color: var(--muted); font-size: 14px; line-height: 1.65; }
.summary-complete { display: inline-flex; margin-top: 14px; border-radius: 20px; background: var(--green-soft); color: var(--green-deep); padding: 7px 12px; font-size: 11px; font-weight: 750; }
.summary-score-section, .summary-advice { margin-top: 22px; }
.summary-score-section > h3, .summary-advice > h3 { margin: 0 0 11px; font-size: 15px; }
.summary-score-layout { display: grid; grid-template-columns: 220px 1fr; gap: 13px; }
.summary-overall-card, .summary-rating-card { border: 1px solid var(--line); border-radius: 16px; background: white; }
.summary-overall-card { padding: 16px; }
.summary-overall-card > span, .summary-rating-card > span { display: block; color: var(--muted); font-size: 11px; font-weight: 750; }
.summary-overall-card .score-ring { margin-top: 12px; }
.summary-rating-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 10px; }
.summary-rating-card { display: flex; flex-direction: column; justify-content: center; gap: 10px; min-height: 91px; padding: 14px 16px; }
.summary-rating-card .stars { font-size: 18px; }
.summary-advice { border-top: 1px solid var(--line); padding-top: 20px; }
.summary-advice > p { margin: -3px 0 13px; color: var(--muted); font-size: 12px; }
.summary-suggestion-list { display: grid; gap: 9px; }
.summary-suggestion { display: grid; grid-template-columns: 36px 1fr; gap: 12px; border: 1px solid var(--line); border-radius: 13px; background: #fafbf9; padding: 13px; }
.summary-suggestion > span { width: 32px; height: 32px; display: grid; place-items: center; border-radius: 10px; background: var(--orange-soft); color: var(--orange); font-size: 10px; font-weight: 800; }
.summary-suggestion h4 { margin: 0; font-size: 13px; line-height: 1.45; }
.summary-suggestion p, .summary-no-advice { margin: 5px 0 0; color: var(--muted); font-size: 11px; line-height: 1.55; }
.summary-no-advice { border-radius: 13px; background: var(--green-soft); padding: 14px; }
.summary-total-price { display: grid; grid-template-columns: 1fr auto; gap: 18px; align-items: center; margin-top: 20px; border-radius: 17px; background: var(--green-deep); color: white; padding: 19px 21px; }
.summary-total-price span { display: block; font-size: 14px; font-weight: 800; }
.summary-total-price small { display: block; max-width: 590px; margin-top: 5px; color: rgba(255,255,255,.7); font-size: 10px; line-height: 1.5; }
.summary-total-price strong { white-space: nowrap; font: 500 30px Georgia,serif; }

@media (min-width: 931px) {
  .view[data-view="house"] { max-width: 1240px; }
  .view[data-view="house"] .page-heading { max-width: 830px; }
  .view[data-view="house"] .page-heading h1 { font-size: 56px; }
  .view[data-view="house"] .page-heading > p { font-size: 17px; }
  .design-builder-shell { grid-template-columns: 350px minmax(0,1fr); gap: 26px; }
  .builder-live-panel { padding: 24px; }
  .builder-live-heading > span { font-size: 26px; }
  .builder-live-heading > small { font-size: 13px; }
  .builder-score-hero > span, .builder-impact-card span { font-size: 14px; }
  .builder-score-hero strong { font-size: 52px; }
  .builder-impact-card strong { font-size: 19px; }
  .builder-impact-card small, .builder-estimate-card > small { font-size: 11px; }
  .builder-progress-card > div, .builder-estimate-card > span { font-size: 13px; }
  .builder-estimate-card > strong { font-size: 34px; }
  .builder-workspace { padding: 25px; }
  .builder-system-visual { height: 292px; }
  .builder-system-visual-copy strong { font-size: 31px; }
  .builder-system-visual-copy small { font-size: 13px; }
  .design-builder-shell .builder-step-line { font-size: 13px; }
  .design-builder-shell .builder-tabs .builder-system-card { grid-template-columns: 64px minmax(0,1fr) auto; min-height: 78px; }
  .builder-system-card img { width: 64px; height: 60px; }
  .builder-system-card small { font-size: 10px; }
  .builder-system-card b { font-size: 13px; }
  .builder-material-heading span { font-size: 12px; }
  .builder-material-heading h2 { font-size: 30px; }
  .builder-material-heading > small { font-size: 13px; }
  .builder-material-card { grid-template-columns: 90px minmax(0,1fr) 27px; min-height: 98px; }
  .builder-material-card img { width: 90px; height: 82px; }
  .builder-material-card b { font-size: 15px; }
  .builder-material-card small { font-size: 11px; }
}

.material-photo, .material-visual img, .detail-swatch { object-fit: cover; display: block; }
.material-photo { border: 0; }
.material-photo::before, .material-visual:has(img)::before, img.detail-swatch::before { content: none; }
.material-visual img { width: 100%; height: 100%; }
img.detail-swatch { background: #e5e8e4; }
.credits-sheet h2 { font: 500 31px Georgia, serif; margin: 7px 0 15px; }
.credits-sheet p { color: var(--muted); line-height: 1.6; }
.credits-sheet ul { padding-left: 20px; line-height: 2; }
.credits-sheet a { color: var(--green); }
footer button { border: 0; background: none; padding: 0; color: var(--green); text-decoration: underline; cursor: pointer; font-size: inherit; }

/* Sustainable Building Plan */
.plan-heading { max-width: 870px; }
.plan-breadcrumb { display: flex; align-items: center; gap: 9px; min-height: 34px; margin: 5px 0 15px; color: var(--muted); font-size: 13px; }
.plan-breadcrumb button { border: 0; background: var(--green-soft); color: var(--green-deep); border-radius: 20px; padding: 7px 11px; cursor: pointer; }
.plan-breadcrumb b { color: var(--ink); }
.plan-view-toolbar { display: flex; justify-content: flex-end; align-items: center; gap: 11px; margin: 0 0 22px; }
.plan-view-toolbar > span { color: var(--muted); font-size: 13px; font-weight: 650; }
.plan-view-toggle { display: inline-flex; gap: 3px; border: 1px solid var(--line); border-radius: 12px; background: #f5f7f5; padding: 3px; }
.plan-view-toggle button { display: inline-flex; align-items: center; gap: 7px; min-height: 38px; border: 0; border-radius: 9px; background: transparent; color: var(--muted); padding: 7px 13px; font-size: 13px; font-weight: 700; cursor: pointer; }
.plan-view-toggle button.active { background: white; color: var(--green-deep); box-shadow: 0 2px 8px rgba(24,50,37,.1); }
.plan-view-toggle svg { width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-width: 1.5; }
.plan-view-toggle svg rect { fill: currentColor; stroke: none; }
.plan-section-heading { display: flex; justify-content: space-between; gap: 30px; align-items: end; margin-bottom: 20px; }
.plan-section-heading > div > span { color: var(--green); text-transform: uppercase; letter-spacing: .11em; font-size: 12px; font-weight: 750; }
.plan-section-heading h2 { font: 500 31px Georgia, serif; margin: 6px 0 0; }
.plan-section-heading > p { max-width: 430px; margin: 0; color: var(--muted); font-size: 14px; line-height: 1.6; }
.plan-system-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 12px; }
.plan-system-card { min-height: 137px; display: grid; grid-template-columns: 1fr auto; grid-template-rows: auto 1fr; gap: 12px; text-align: left; border: 1px solid var(--line); border-radius: 16px; background: white; padding: 17px; cursor: pointer; }
.plan-system-card:hover { border-color: #8ead9d; transform: translateY(-2px); box-shadow: 0 10px 25px rgba(24,50,37,.07); }
.plan-system-number { color: var(--green); font-size: 12px; font-weight: 800; letter-spacing: .09em; }
.plan-system-card > span:nth-child(2) { align-self: end; }
.plan-system-card b { display: block; font: 500 20px/1.25 Georgia, serif; }
.plan-system-card small { display: block; color: var(--muted); margin-top: 7px; font-size: 12px; }
.plan-system-card > i { grid-column: 2; grid-row: 1 / 3; align-self: center; color: var(--green); font-style: normal; font-size: 18px; }
.plan-system-grid.list-view, .plan-item-grid.list-view { grid-template-columns: 1fr; gap: 8px; }
.plan-system-grid.list-view .plan-system-card { min-height: 82px; grid-template-columns: 52px 1fr auto; grid-template-rows: 1fr; align-items: center; padding: 14px 18px; }
.plan-system-grid.list-view .plan-system-card > span:nth-child(2) { align-self: center; }
.plan-system-grid.list-view .plan-system-card b { font-size: 20px; }
.plan-system-grid.list-view .plan-system-card small { margin-top: 4px; font-size: 12px; }
.plan-system-grid.list-view .plan-system-card > i { grid-column: 3; grid-row: 1; }
.plan-back { margin: 0 0 18px; }
.plan-item-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 10px; }
.plan-item-card { min-height: 92px; display: grid; grid-template-columns: 34px 1fr auto; gap: 11px; align-items: center; text-align: left; border: 1px solid var(--line); border-radius: 13px; background: white; padding: 14px; cursor: pointer; }
.plan-item-card:hover { border-color: var(--green); background: #f5f9f6; }
.plan-item-index { color: #718d7d; font-size: 12px; font-weight: 700; }
.plan-item-card b { display: block; font-size: 16px; line-height: 1.35; }
.plan-item-card small { display: block; margin-top: 6px; color: var(--muted); font-size: 11px; }
.plan-item-card > i { color: var(--green); font-style: normal; }
.plan-item-grid.list-view .plan-item-card { min-height: 76px; padding: 12px 17px; }

.plan-detail { padding-top: 7px; }
.plan-detail > h2 { max-width: 620px; font: 500 clamp(34px,5vw,48px)/1.1 Georgia, serif; margin: 10px 0 13px; }
.plan-detail-intro { display: grid; grid-template-columns: 245px 1fr; gap: 20px; align-items: stretch; margin: 0 0 18px; }
.plan-detail-image { width: 100%; height: 170px; border-radius: 14px; object-fit: cover; background: #e5e9e6; }
.plan-short-description { max-width: 670px; color: var(--muted); font-size: 15px; line-height: 1.68; margin: 0; }
.plan-score-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 14px; }
.sustainability-panel, .overall-panel { border: 1px solid var(--line); border-radius: 17px; background: white; padding: 14px 18px; }
.sustainability-panel > span, .overall-panel > span { display: block; color: var(--muted); text-transform: uppercase; letter-spacing: .08em; font-size: 10px; font-weight: 750; }
.score-ring { --score: 75; position: relative; width: 108px; height: 108px; margin: 10px auto 0; border-radius: 50%; display: grid; place-items: center; background: conic-gradient(var(--green) calc(var(--score) * 1%), #e5ebe7 0); }
.score-ring::before { content: ""; position: absolute; inset: 9px; border-radius: 50%; background: white; }
.score-ring > div { position: relative; z-index: 1; text-align: center; }
.score-ring strong { color: var(--green-deep); font: 500 34px Georgia, serif; }
.score-ring small { color: var(--muted); font-size: 10px; }
.overall-toggle { width: 100%; display: flex; justify-content: space-between; align-items: center; gap: 14px; margin-top: 9px; border: 1px solid #dbe3dd; border-radius: 12px; background: #f7f9f7; padding: 10px 11px 10px 13px; cursor: pointer; transition: border-color .2s ease,background .2s ease,box-shadow .2s ease; }
.overall-toggle:hover { border-color: #9eb7a8; background: #f1f6f2; }
.overall-toggle:focus-visible { outline: 3px solid rgba(40,113,84,.18); outline-offset: 2px; }
.overall-toggle-main { display: flex; flex-direction: column; align-items: flex-start; gap: 3px; }
.overall-toggle-main b { font-weight: 500; line-height: 1; }
.overall-toggle-main small { color: var(--muted); font-size: 10px; font-weight: 700; letter-spacing: .02em; }
.rating-chevron { width: 34px; height: 34px; flex: 0 0 34px; border: 1px solid #cbd8d0; border-radius: 10px; background: white; color: var(--green-deep); display: grid; place-items: center; transition: transform .24s ease,background .2s ease; }
.rating-chevron svg { width: 19px; height: 19px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.overall-toggle.open .rating-chevron { transform: rotate(180deg); background: var(--green-soft); }
.stars { display: inline-flex; align-items: center; gap: 2px; color: #d89431; font-size: 20px; letter-spacing: 0; white-space: nowrap; }
.stars i { position: relative; display: inline-block; width: 1em; overflow: hidden; color: #d8ddd9; font-style: normal; line-height: 1; }
.stars i::after { content: "★"; position: absolute; inset: 0 auto 0 0; width: var(--star-fill); overflow: hidden; color: #d89431; }
.stars small { margin-left: 5px; color: var(--muted); font: 750 10px/1 system-ui,sans-serif; letter-spacing: 0; }
.rating-breakdown { max-height: 0; overflow: hidden; opacity: 0; transform: translateY(-4px); transition: max-height .3s ease,opacity .2s ease,transform .25s ease,padding-top .25s ease; }
.rating-breakdown.open { max-height: 220px; opacity: 1; transform: translateY(0); padding-top: 7px; }
.rating-breakdown > div { display: flex; justify-content: space-between; align-items: center; gap: 15px; padding: 6px 0; border-bottom: 1px solid #edf0ed; }
.rating-breakdown > div > span:first-child { color: var(--muted); font-size: 12px; }
.rating-breakdown .stars { font-size: 14px; letter-spacing: 0; }
.rating-breakdown .stars small { font-size: 9px; }
.plan-price-box { margin-top: 12px; display: grid; grid-template-columns: 1fr auto; gap: 6px 20px; align-items: center; border: 1px solid #cdd8d0; border-radius: 15px; background: var(--green-soft); padding: 14px 18px; }
.plan-price-box > div span { display: block; color: var(--green); text-transform: uppercase; letter-spacing: .09em; font-size: 9px; font-weight: 750; }
.plan-price-box > div b { display: block; margin-top: 4px; font-size: 13px; }
.plan-price-box > strong { color: var(--green-deep); text-align: right; font-size: 15px; }
.plan-price-box > small { grid-column: 1 / -1; color: var(--muted); font-size: 10px; line-height: 1.5; }

@media (max-width: 930px) {
  .hero.hero-feature { grid-template-columns: 1fr; }
  .hero-photo { min-height: 330px; }
  .builder-promo { grid-template-columns: 150px 1fr; }
  .builder-promo > button { grid-column: 2; width: max-content; }
  .house-builder-shell { grid-template-columns: 1fr; }
  .house-canvas { min-height: 520px; }
  .design-builder-shell { grid-template-columns: 1fr; }
  .builder-live-panel { position: static; display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 12px; }
  .builder-live-heading, .builder-estimate-card { grid-column: 1 / -1; }
  .builder-score-hero, .builder-impact-card, .builder-progress-card, .builder-estimate-card { margin-top: 0; }
  .design-builder-shell .builder-tabs { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .plan-system-grid { grid-template-columns: repeat(3,minmax(0,1fr)); }
  .plan-item-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
}

@media (max-width: 650px) {
  .hero-copy { padding: 32px 23px; }
  .hero.hero-feature h1 { font-size: 39px; }
  .hero-photo { min-height: 260px; }
  .builder-promo { grid-template-columns: 1fr; }
  .builder-promo-art { display: none; }
  .builder-promo > button { grid-column: 1; }
  .assessment-options { grid-template-columns: 1fr; margin-left: 0; }
  .assessment-options label > span { min-height: 58px; }
  .assessment-question.single-question { min-height: 390px; }
  .assessment-question.single-question legend { font-size: 25px; }
  .slider-answer { margin: 10px 0 0; padding: 22px 14px 10px; }
  .slider-labels button { font-size: 9px; }
  .results-hero, .assessment-result-grid { grid-template-columns: 1fr; }
  .impact-gauge { width: 120px; height: 120px; }
  .house-canvas { min-height: 440px; padding: 14px; }
  .builder-control-panel { padding: 18px; }
  .builder-live-panel { display: block; padding: 18px; }
  .builder-score-hero, .builder-impact-card, .builder-progress-card, .builder-estimate-card { margin-top: 12px; }
  .builder-workspace { padding: 14px; }
  .builder-system-visual { height: 220px; }
  .design-builder-shell .builder-tabs, .design-builder-shell .builder-options { grid-template-columns: 1fr; }
  .builder-material-heading { align-items: start; }
  .builder-system-card b { font-size: 13px; }
  .builder-material-card { grid-template-columns: 72px minmax(0,1fr) 25px; }
  .builder-material-card img { width: 72px; height: 68px; }
  .builder-summary h2 { font-size: 32px; }
  .summary-score-layout, .summary-rating-grid { grid-template-columns: 1fr; }
  .summary-overall-card .score-ring { margin-left: 0; }
  .summary-total-price { grid-template-columns: 1fr; }
  .summary-total-price strong { font-size: 28px; }
  .plan-section-heading { display: block; }
  .plan-section-heading > p { margin-top: 10px; }
  .plan-view-toolbar { justify-content: space-between; }
  .plan-system-grid, .plan-item-grid { grid-template-columns: 1fr; }
  .plan-system-card { min-height: 108px; }
  .plan-system-grid.list-view .plan-system-card { min-height: 78px; grid-template-columns: 39px 1fr auto; padding: 12px 14px; }
  .plan-detail-intro { grid-template-columns: 1fr; gap: 13px; }
  .plan-detail-image { height: 190px; }
  .plan-score-layout { grid-template-columns: 1fr; }
  .plan-price-box { grid-template-columns: 1fr; }
  .plan-price-box > strong { text-align: left; }
}