:root{--color-navy-950: #0c1d33;--color-navy-800: #17385f;--color-blue-600: #1765b5;--color-warm-500: #d47a3a;--color-ink: #172033;--color-muted: #617086;--color-line: #d9e1eb;--color-surface: #ffffff;--color-focus: #1765b5;--color-canvas: #f5f7fa;--color-accent-stone: #c9a477;--color-card-hover-border: #8da8c5;--color-card-hover-shadow: rgba(12, 29, 51, .09);--color-card-selected-shadow: rgba(23, 101, 181, .13);--color-sketch-surface: #f2f5f8;--color-control-border: #9aabba;--color-disabled-ink: #677485;--color-disabled-surface: #e4e9ef;--color-disabled-border: #d5dce5;--color-danger-700: #b42318;--color-danger-800: #912018;--color-danger-surface: #fff1f0;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.5rem;--space-6: 2rem;--space-8: 3rem;--touch-target-min: 44px;--content-max-width: 44rem}*{box-sizing:border-box}html{min-width:320px;background:var(--color-canvas)}body{min-width:320px;min-height:100vh;margin:0;color:var(--color-ink);background:var(--color-canvas);font-family:Georgia,Times New Roman,serif;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}button,input,select,textarea{font:inherit}:focus-visible{outline:3px solid var(--color-focus);outline-offset:3px}.estimator-shell{min-height:100vh;background:var(--color-canvas)}.topbar{display:grid;gap:var(--space-3);min-height:4.5rem;padding:var(--space-4) clamp(var(--space-5),5vw,var(--space-8));color:var(--color-surface);background:var(--color-navy-950);border-bottom:3px solid var(--color-accent-stone)}.topbar-row{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:var(--space-3)}.brand{font-size:1.125rem;font-weight:700;letter-spacing:.025em}.estimator-shell main{width:min(100%,76rem);margin:0 auto;padding:var(--space-6) var(--space-4) 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var(--color-control-border);border-radius:0;cursor:pointer;font-size:1rem;font-weight:750;text-align:left;transition:border-color .16s ease-out,box-shadow .16s ease-out,transform .16s ease-out}.material-card:hover{border-color:var(--color-navy-800);box-shadow:0 8px 18px var(--color-card-hover-shadow);transform:translateY(-1px)}.material-card[aria-pressed=true]{color:var(--color-surface);background:var(--color-navy-800);border:2px solid var(--color-navy-800);box-shadow:0 8px 22px var(--color-card-selected-shadow)}.material-error{max-width:58rem}.spaces-list,.review-spaces{display:grid;gap:var(--space-4);width:100%;max-width:64rem}.space-summary-card{display:grid;min-width:0;overflow:hidden;background:var(--color-surface);border:1px solid var(--color-line);border-radius:14px}.space-summary-sketch,.review-space-sketch{display:grid;aspect-ratio:1;min-width:0;place-items:center;overflow:hidden;background:var(--color-sketch-surface)}.space-summary-sketch svg,.review-space-sketch 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p{color:var(--color-muted);font-size:.875rem;line-height:1.5}.turnstile-widget{min-height:65px;min-width:0}.turnstile-control,.turnstile-load-error{display:grid;gap:var(--space-3);min-width:0}.turnstile-load-error{max-width:28rem;padding:var(--space-4);color:var(--color-navy-950);background:var(--color-disabled-surface);border:1px solid var(--color-warm-500);border-left-width:4px}.turnstile-load-error p{margin:0;line-height:1.5}.turnstile-load-error .button{justify-self:start}.submission-status{color:var(--color-navy-800);font-weight:750}.submission-error{display:grid;gap:var(--space-2);padding:var(--space-4) var(--space-5);color:var(--color-navy-950);background:var(--color-disabled-surface);border:1px solid var(--color-warm-500);border-left-width:4px}.submission-error strong{font-size:1rem}.submission-error p{line-height:1.5}.receipt-id{display:grid;gap:var(--space-2);width:min(100%,34rem);padding-block:var(--space-5);border-top:1px solid var(--color-line);border-bottom:1px solid var(--color-line)}.receipt-id span{color:var(--color-muted);font-size:.8125rem;font-weight:750;letter-spacing:.06em;text-transform:uppercase}.receipt-id strong{overflow-wrap:anywhere;color:var(--color-navy-800);font-size:clamp(1.1rem,4vw,1.5rem)}@media (min-width: 40rem){.estimator-shell main{padding:var(--space-8) var(--space-6) 4rem}.project-type-grid,.method-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.layout-grid--kitchen,.layout-grid--bathroom{grid-template-columns:repeat(3,minmax(0,1fr))}.layout-card{padding:var(--space-4)}.material-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.space-summary-card{grid-template-columns:minmax(14rem,.72fr) minmax(0,1.28fr)}.review-space{grid-template-columns:minmax(0,1.4fr) minmax(12rem,.6fr)}.review-request-details{grid-template-columns:repeat(2,minmax(0,1fr))}.submission-verification{grid-template-columns:minmax(0,1fr) auto}.budget-grid,.contact-fields{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (min-width: 30rem){.measurement-row{grid-template-columns:minmax(0,1fr) minmax(9rem,.9fr)}}@media (min-width: 56rem){.measurement-workspace{grid-template-columns:minmax(0,1.05fr) minmax(22rem,.95fr);align-items:start}.measurement-sketch{position:sticky;top:var(--space-4)}}@media (prefers-reduced-motion: reduce){.project-type-card,.method-card,.layout-card,.material-card,.budget-card{transition:none}}