/* ==========================================================================
   PRICING.CSS — Modernized, accessible, production-ready (mobile-first)
   Scope: Pricing / Stocking / Proposals / FAQ + Glossary + Price Advice
   ========================================================================== */

/* -----------------------------
   Base reset & interaction polish
   ----------------------------- */
   *,
   *::before,
   *::after { box-sizing: border-box; }
   
   html, body { height: 100%; }
   
   body {
     margin: 0;
     background: var(--clr-surface, #ffffff);
     color: var(--clr-text, #0f172a);
     font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Noto Sans, Ubuntu, Cantarell, Helvetica Neue, Arial, "Apple Color Emoji", "Segoe UI Emoji";
     line-height: var(--leading-normal, 1.5);
     -webkit-font-smoothing: antialiased;
     -moz-osx-font-smoothing: grayscale;
     text-rendering: optimizeLegibility;
   }
   
   img, svg, video, canvas { max-width: 100%; height: auto; }
   button, input, select, textarea { font: inherit; }
   a { color: inherit; text-decoration: none; }
   :where(button, [role="button"], .btn) { cursor: pointer; }
   :root { --_tap: rgba(0,0,0,.08); }
   @media (prefers-color-scheme: dark){ :root { --_tap: rgba(255,255,255,.1); } }
   :where(a, button, .chip, .preset, .vendor, .list-links li, .card):active { background-image: linear-gradient(var(--_tap), var(--_tap)); }
   
   /* Better selection */
   ::selection { background: color-mix(in oklab, var(--clr-primary, #2563eb) 20%, transparent); }
   
   /* Motion safety */
   @media (prefers-reduced-motion: reduce) {
     *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
   }
   
   /* -----------------------------
      Design tokens (safe defaults)
      ----------------------------- */
   :root{
     /* Colors (fallbacks; your global tokens will override) */
     --clr-primary:#2563eb;
     --clr-primary-ghost:#eef4ff;
     --clr-text:#0f172a;
     --clr-text-2:#475569;
     --clr-surface:#ffffff;
     --clr-surface-1:#ffffff;
     --clr-surface-2:#f8fafc;
     --clr-border:#e5e7eb;
     --clr-success:#059669;
     --clr-danger:#dc2626;
     --clr-warning:#d97706;
     --clr-info:var(--clr-primary);
   
     /* Radii */
     --radius-1:8px;
     --radius-2:12px;
     --radius-3:14px;
     --radius-4:18px;
   
     /* Shadows */
     --shadow-1:0 1px 2px rgba(0,0,0,.06), 0 1px 3px rgba(0,0,0,.08);
     --shadow-2:0 6px 16px rgba(2,6,23,.08), 0 2px 4px rgba(2,6,23,.06);
     --shadow-3:0 16px 42px rgba(2,6,23,.12), 0 4px 10px rgba(2,6,23,.08);
   
     /* Spacing scale */
     --space-1:.25rem;
     --space-2:.5rem;
     --space-3:.75rem;
     --space-4:1rem;
     --space-5:1.25rem;
     --space-6:1.5rem;
     --space-7:2rem;
     --space-8:2.5rem;
     --space-9:3rem;
     --space-10:3.5rem;
     --space-11:4rem;
     --space-12:5rem;
   
     /* Misc */
     --focus-ring:0 0 0 3px rgba(37,99,235,.25);
     --transition-quick:.12s ease;
     --transition-smooth:.2s ease;
     --table-stripe:rgba(2,6,23,.03);
     --chip-bg:var(--clr-surface-2);
   
     /* Typography helpers */
     --leading-tight:1.2;
     --leading-normal:1.5;
   
     /* Fluid type scale (mobile-first) */
     --fs-hero:clamp(1.75rem, 2.5vw + 1.25rem, 3rem);
     --fs-h1:clamp(1.5rem, 1.8vw + 1rem, 2.25rem);
     --fs-h2:clamp(1.25rem, 1.2vw + .9rem, 1.6rem);
     --fs-h3:clamp(1.1rem, .8vw + .95rem, 1.25rem);
     --fs-body:clamp(.98rem, .4vw + .9rem, 1.05rem);
     --fs-small:.875rem;
   }
   
   html { color-scheme: light dark; accent-color: var(--clr-primary); }
   
   /* Dark theme refinements */
   html[data-theme="dark"]{
     --clr-text:#e5e7eb;
     --clr-text-2:#94a3b8;
     --clr-surface:#0b1220;
     --clr-surface-1:#101828;
     --clr-surface-2:#0f172a;
     --clr-border:#253047;
     --chip-bg:#0f1a2a;
     --table-stripe:rgba(148,163,184,.06);
     --focus-ring:0 0 0 3px rgba(99,102,241,.35);
     --clr-primary-ghost:color-mix(in oklab, var(--clr-primary) 14%, transparent);
   }
   
   /* Typography utilities */
   :where(h1,.h1){ font-size: var(--fs-h1); line-height: var(--leading-tight); margin: 0 0 .4rem; text-wrap: balance; }
   :where(h2,.h2){ font-size: var(--fs-h2); line-height: var(--leading-tight); margin: 0 0 .35rem; text-wrap: balance; }
   :where(h3,.h3){ font-size: var(--fs-h3); line-height: 1.3; margin: 0 0 .35rem; }
   :where(p, li){ font-size: var(--fs-body); }
   .lead { font-size: clamp(1.05rem, .9vw + 1rem, 1.25rem); color: var(--clr-text-2); }
   
   /* Utility: focus */
   :where(a, button, input, select, textarea, summary, [tabindex]):focus-visible { outline: none; box-shadow: var(--focus-ring); }
   
   /* Container fallback (plays nice with sitewide styles) */
   :where(.container){ width:min(1100px,92vw); margin-inline:auto; }
   
   /* Optional: container-query opt-in */
   @supports (container-type: inline-size){
     .cq { container-type: inline-size; container-name: cq; }
   }
   
   /* =============================================================================
      HEROES
      ============================================================================= */
   .hero--pricing,
   .hero--proposal{
     position: relative;
     overflow: hidden;
     background: linear-gradient(180deg, color-mix(in oklab, var(--clr-primary) 8%, var(--clr-surface)) 0%, var(--clr-surface) 60%);
     padding-block: clamp(2rem, 4vw + 1rem, 5rem);
   }
   .hero--pricing .hero__content .lead,
   .hero--proposal .hero__content .lead { max-width: 70ch; }
   .hero--pricing .rings,
   .hero--proposal .rings{
     width: clamp(18rem, 30vw, 28rem); height: clamp(18rem, 30vw, 28rem); border-radius: 9999px;
     background: radial-gradient(closest-side, color-mix(in oklab, var(--clr-primary) 15%, transparent) 0%, transparent 70%);
     position: absolute; right: -8rem; top: -6rem; filter: blur(2px);
     pointer-events: none;
   }
   
   /* =============================================================================
      LAYOUT / SECTIONING
      ============================================================================= */
   .section { margin-block: var(--space-9); }
   .section__head { margin-bottom: var(--space-4); }
   .section__sub { color: var(--clr-text-2); max-width: 70ch; }
   
   :where(.section) .section__title { line-height: 1.25; margin: 0 0 .35rem; text-wrap: balance; text-align: start; }
   :where(.section) .section__sub { margin: .25rem 0 0; text-align: start; }
   
   /* Grid helpers (mobile-first) */
   .grid.two { display: grid; grid-template-columns: 1fr; gap: var(--space-5); }
   @media (min-width: 841px){ .grid.two { grid-template-columns: repeat(2, minmax(0,1fr)); } }
   
   .src-grid { display: grid; grid-template-columns: 1fr; gap: var(--space-4); }
   @media (min-width: 961px){ .src-grid { grid-template-columns: 1fr 1fr; } }
   
   /* Container-query version (optional) */
   @supports (container-name: cq){
     .cq.grid.two { grid-template-columns: 1fr; }
     @container cq (min-width: 52rem){ .cq.grid.two { grid-template-columns: repeat(2, minmax(0,1fr)); } }
   }
   
   /* =============================================================================
      CHIPS / SCOPE
      ============================================================================= */
   .scope { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); margin-block: var(--space-6); flex-wrap: wrap; }
   .chips { display: flex; flex-wrap: wrap; gap: .5rem; }
   
   .chip{
     --_bg: var(--chip-bg);
     background: var(--_bg);
     border: 1px solid var(--clr-border);
     padding: .6rem .8rem;
     border-radius: 999px;
     font-weight: 600;
     display: inline-flex; align-items: center; gap: .5rem;
     transition: transform var(--transition-quick), box-shadow var(--transition-quick), border-color var(--transition-quick), background-color var(--transition-quick);
     min-height: 2.25rem; /* touch target */
   }
   .chip:hover { transform: translateY(-1px); box-shadow: var(--shadow-1); }
   .chip.is-active{
     background: var(--clr-primary-ghost);
     border-color: var(--clr-primary);
     color: var(--clr-primary);
   }
   .chip--success{ border-color: color-mix(in oklab, var(--clr-success) 40%, var(--clr-border)); color: var(--clr-success); }
   .chip--warn{ border-color: color-mix(in oklab, var(--clr-warning) 40%, var(--clr-border)); color: var(--clr-warning); }
   
   /* =============================================================================
      FORMS (inline + shared) — mobile-first refinements
      ============================================================================= */
   .inline-form{
     display: grid;
     grid-template-columns: 1fr;
     gap: .5rem;
     align-items: end;
     margin-bottom: .75rem;
   }
   .inline-form .srch { display: grid; gap: .25rem; }
   .inline-form .srch span { font-size: .825rem; color: var(--clr-text-2); }
   @media (min-width: 700px){
     .inline-form { grid-template-columns: 1fr auto auto; }
   }
   
   /* Filters row */
   .filters{
     display: grid;
     grid-template-columns: 1fr;
     gap: .5rem;
     align-items: end;
     margin-bottom: .75rem;
   }
   .filters .grow { display: grid; }
   .filters input[type="search"]{ width: 100%; word-break: break-word; }
   
   /* Distributor desktop search input fix + spacious grid on desktop */
   .filters .grow .search-input{
     width: 100%;
     min-width: 0;
     -webkit-appearance: none;
     appearance: none;
   }
   @media (min-width: 760px){
     .filters{
       grid-template-columns: 12rem 12rem minmax(22rem, 1fr) auto;
       align-items: end;
     }
     .filters .grow .search-input{ min-width: 22rem; }
   }
   .search-input::placeholder{ opacity: .7; }
   .search-input{ text-overflow: ellipsis; }
   
   /* Shared input aesthetics (play nice with your global form styles) */
   :where(.inline-form, .filters, .ladder, .roi-form, .price-out, .inline-2) input,
   :where(.inline-form, .filters, .ladder, .roi-form, .price-out, .inline-2) select,
   :where(.inline-form, .filters, .ladder) textarea{
     background: var(--clr-surface);
     color: var(--clr-text);
     border: 1px solid var(--clr-border);
     border-radius: var(--radius-2);
     padding: .6rem .7rem;
     box-shadow: 0 1px 0 rgba(2,6,23,.02) inset;
     transition: border-color var(--transition-quick), box-shadow var(--transition-quick);
     min-height: 2.5rem;
   }
   :where(.inline-form, .filters, .ladder, .roi-form, .price-out, .inline-2) input:focus,
   :where(.inline-form, .filters, .ladder, .roi-form, .price-out, .inline-2) select:focus,
   :where(.inline-form, .filters, .ladder) textarea:focus{
     border-color: color-mix(in oklab, var(--clr-primary) 40%, var(--clr-border));
     box-shadow: var(--focus-ring);
     outline: none;
   }
   
   /* Inline two-up group */
   .inline-2{ display: grid; grid-template-columns: 1fr; gap: .5rem; }
   @media (min-width: 640px){ .inline-2{ grid-template-columns: 1fr 1fr; } }
   
   /* =============================================================================
      BUTTONS (lightweight, tasteful defaults)
      ============================================================================= */
   .btn{
     display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
     padding: .6rem .9rem;
     border-radius: var(--radius-2);
     border: 1px solid var(--clr-border);
     background: var(--clr-surface);
     color: var(--clr-text);
     font-weight: 600;
     box-shadow: var(--shadow-1);
     transition: transform var(--transition-quick), box-shadow var(--transition-quick), border-color var(--transition-quick), background-color var(--transition-quick);
     min-height: 2.5rem;
   }
   .btn:hover { transform: translateY(-1px); box-shadow: var(--shadow-2); border-color: color-mix(in oklab, var(--clr-primary) 25%, var(--clr-border)); }
   .btn:focus-visible { box-shadow: var(--shadow-2), var(--focus-ring); }
   .btn--primary { background: var(--clr-primary); color: #fff; border-color: color-mix(in oklab, var(--clr-primary) 65%, var(--clr-border)); }
   .btn--ghost { background: var(--clr-primary-ghost); color: var(--clr-primary); border-color: color-mix(in oklab, var(--clr-primary) 45%, var(--clr-border)); }
   .btn--danger { background: color-mix(in oklab, var(--clr-danger) 12%, var(--clr-surface)); color: var(--clr-danger); border-color: color-mix(in oklab, var(--clr-danger) 35%, var(--clr-border)); }
   .btn.file{ position: relative; overflow: hidden; }
   .btn.file input[type=file]{ position: absolute; inset: 0; opacity: 0; cursor: pointer; }
   
   /* =============================================================================
      CARDS
      ============================================================================= */
   .card{
     padding: clamp(1rem, 1.2vw + .8rem, 1.6rem);
     border-radius: var(--radius-3);
     border: 1px solid var(--clr-border);
     background: var(--clr-surface);
     box-shadow: var(--shadow-1);
     transition: transform var(--transition-quick), box-shadow var(--transition-quick), border-color var(--transition-quick);
   }
   .card:hover { transform: translateY(-1px); box-shadow: var(--shadow-2); border-color: color-mix(in oklab, var(--clr-primary) 20%, var(--clr-border)); }
   .card:focus-within { box-shadow: var(--shadow-2), var(--focus-ring); }
   .card > :where(h3, .h4){ margin-top: 0; margin-bottom: .6rem; }
   .card > :where(p, .math, .table-wrap, ul, ol, details) + :where(p, .math, .table-wrap, ul, ol, details){ margin-top: .75rem; }
   
   /* =============================================================================
      LISTS (Vendors / Links)
      ============================================================================= */
   .vendor-list{ list-style: none; padding: 0; margin: 0; display: grid; gap: .5rem; }
   .vendor{
     display: grid; grid-template-columns: 1fr auto; gap: .5rem;
     border: 1px solid var(--clr-border); border-radius: 10px;
     padding: .6rem .75rem; background: var(--clr-surface-1);
     transition: border-color var(--transition-quick), box-shadow var(--transition-quick);
     word-wrap: break-word;
   }
   .vendor:hover{ border-color: color-mix(in oklab, var(--clr-primary) 18%, var(--clr-border)); box-shadow: var(--shadow-1); }
   .vendor .meta{ display: grid; gap: .25rem; min-width: 0; }
   .vendor .meta small{ color: var(--clr-text-2); }
   .vendor .tags{ display: flex; flex-wrap: wrap; gap: .375rem; }
   .tag{ border: 1px solid var(--clr-border); border-radius: 999px; padding: .125rem .5rem; font-size: .75rem; background: var(--clr-surface-2); }
   .vendor .actions{ display: flex; gap: .375rem; align-items: center; flex-wrap: wrap; }
   
   .list-links{ list-style: none; padding: 0; margin: 0; display: grid; gap: .5rem; }
   .list-links li{
     display: flex; justify-content: space-between; align-items: center; gap: .75rem;
     border: 1px solid var(--clr-border); border-radius: 10px; padding: .5rem .75rem; background: var(--clr-surface-1);
     transition: border-color var(--transition-quick), box-shadow var(--transition-quick);
   }
   .list-links li:hover{ border-color: color-mix(in oklab, var(--clr-primary) 18%, var(--clr-border)); box-shadow: var(--shadow-1); }
   .list-links li .meta{ display: grid; gap: .125rem; min-width: 0; }
   .list-links li .meta small{ color: var(--clr-text-2); }
   .list-links li .actions{ display: flex; gap: .5rem; flex-wrap: wrap; }
   
   /* =============================================================================
      PRESETS (Quick cards)
      ============================================================================= */
   .preset-grid{ display: grid; grid-template-columns: 1fr; gap: var(--space-3); }
   @media (min-width: 641px){ .preset-grid{ grid-template-columns: repeat(2,1fr); } }
   @media (min-width: 1101px){ .preset-grid{ grid-template-columns: repeat(4, minmax(0,1fr)); } }
   
   .preset{
     text-align: left; border: 1px solid var(--clr-border); background: var(--clr-surface);
     padding: .875rem 1rem; border-radius: 14px; box-shadow: var(--shadow-1);
     display: grid; grid-template-columns: max-content 1fr; align-items: center; gap: .75rem;
     transition: transform var(--transition-quick), box-shadow var(--transition-quick), border-color var(--transition-quick);
   }
   .preset i{ font-size: 1.125rem; color: var(--clr-primary); }
   .preset strong{ display: block; }
   .preset span{ color: var(--clr-text-2); font-size: .9rem; }
   .preset:hover, .preset:focus-visible{ transform: translateY(-2px); box-shadow: var(--shadow-2); border-color: var(--clr-primary); outline: none; }
   
   /* =============================================================================
      CALLOUTS
      ============================================================================= */
   .callout{
     display: grid; grid-template-columns: max-content 1fr; gap: .75rem;
     border-radius: 14px; border-left: 4px solid var(--clr-primary);
     padding: .875rem 1rem; background: var(--clr-primary-ghost);
   }
   .callout--info .callout__icon{ color: var(--clr-primary); }
   
   /* =============================================================================
      TABLES (Ladder & data)
      ============================================================================= */
   .table-wrap{
     overflow: auto;
     border: 1px solid var(--clr-border);
     border-radius: 12px;
     background: var(--clr-surface);
     box-shadow: var(--shadow-1);
     margin-top: .6rem;
   }
   
   .ladder{
     width: 100%;
     border-collapse: separate;
     border-spacing: 0;
     font-variant-numeric: tabular-nums;
   }
   .ladder th, .ladder td{
     padding: .7rem .75rem;
     text-align: left;
     border-bottom: 1px solid var(--clr-border);
     vertical-align: middle;
   }
   .ladder thead th{
     position: sticky; top: 0; z-index: 1;
     background: var(--clr-surface);
     color: var(--clr-text); font-weight: 700;
     box-shadow: 0 1px 0 var(--clr-border);
   }
   .ladder tbody tr:nth-child(odd) td{ background: var(--table-stripe); }
   .ladder tbody tr:last-child td{ border-bottom: 0; }
   .ladder input, .ladder select{ width: 100%; }
   .ladder__price{ font-weight: 700; }
   .muted{ color: var(--clr-text-2); }
   .row-actions{ display: flex; gap: .25rem; justify-content: flex-end; flex-wrap: wrap; }
   
   /* Numeric helper */
   .num{ text-align: right; }
   
   /* Small-screen stacked table (opt-in): add class "responsive" and set data-th on <td> */
   @media (max-width: 640px){
     .ladder.responsive thead{ display: none; }
     .ladder.responsive, .ladder.responsive tbody, .ladder.responsive tr, .ladder.responsive td{ display: block; width: 100%; }
     .ladder.responsive tr{ padding: .6rem .75rem; border-bottom: 1px solid var(--clr-border); }
     .ladder.responsive td{ border: 0; padding: .35rem 0; }
     .ladder.responsive td[data-th]::before{
       content: attr(data-th);
       display: block;
       font-weight: 600;
       color: var(--clr-text-2);
       margin-bottom: .125rem;
     }
     .ladder.responsive .num{ text-align: start; }
   }
   
   /* =============================================================================
      ACTION BARS
      ============================================================================= */
   .bar-actions{ display: flex; gap: .5rem; justify-content: flex-end; margin-top: .75rem; flex-wrap: wrap; }
   .bar-actions.bottom{ margin-block: var(--space-6) var(--space-10); justify-content: center; }
   
   /* Sticky actions on mobile (opt-in with .sticky) */
   @media (max-width: 720px){
     .bar-actions.sticky{
       position: sticky; bottom: max(1rem, env(safe-area-inset-bottom));
       backdrop-filter: saturate(1.2) blur(6px);
       background: color-mix(in oklab, var(--clr-surface) 86%, transparent);
       padding: .5rem; border: 1px solid var(--clr-border); border-radius: 12px; box-shadow: var(--shadow-2);
       z-index: 20;
     }
   }
   
   /* =============================================================================
      FORMS (ROI / Layout helpers)
      ============================================================================= */
   .roi-form{ display: grid; grid-template-columns: 1fr; gap: .75rem; }
   @media (min-width: 641px){ .roi-form{ grid-template-columns: repeat(2,1fr); } }
   @media (min-width: 1025px){ .roi-form{ grid-template-columns: repeat(3, minmax(0,1fr)); } }
   
   .price-out{ display: grid; grid-template-columns: 1fr; gap: .75rem; margin-top: .5rem; }
   @media (min-width: 961px){ .price-out{ grid-template-columns: repeat(3, minmax(0,1fr)); } }
   .price-out strong + span{ font-variant-numeric: tabular-nums; font-weight: 700; }
   
   /* =============================================================================
      WIZARD / STEPS (Builder polish)
      ============================================================================= */
   .steps{
     display: grid;
     grid-auto-flow: column;
     gap: .5rem;
     list-style: none;
     padding: 0;
     margin: var(--space-4) 0;
     overflow-x: auto; /* small-screen scroll */
     scroll-snap-type: x proximity;
   }
   .step{
     display: inline-flex; align-items: center; justify-content: center;
     padding: .5rem .75rem;
     border-radius: 999px;
     border: 1px dashed var(--clr-border);
     background: var(--clr-surface-2);
     color: var(--clr-text-2);
     font-weight: 600;
     transition: border-color var(--transition-quick), background-color var(--transition-quick), color var(--transition-quick);
     scroll-snap-align: start;
     white-space: nowrap;
   }
   .step.is-active{
     border-style: solid;
     border-color: var(--clr-primary);
     color: var(--clr-primary);
     background: var(--clr-primary-ghost);
   }
   
   /* Proposal results/cards */
   .results__bar{
     display:flex; align-items:center; justify-content:space-between; gap: .75rem;
     padding:.5rem .75rem; border:1px solid var(--clr-border); border-radius:12px; background:var(--clr-surface);
     box-shadow: var(--shadow-1); margin-bottom: .75rem; flex-wrap: wrap;
   }
   .proposal-card{ transition: transform var(--transition-quick), box-shadow var(--transition-quick), border-color var(--transition-quick); }
   .proposal-card:hover{ transform: translateY(-2px); box-shadow: var(--shadow-2); }
   .proposal-card .chip{ background: var(--clr-surface-2); border-color: var(--clr-border); }
   
   /* Skeleton shimmer */
   .skeleton{ position: relative; overflow: hidden; }
   .skeleton::after{
     content:""; display:block; inset:0; position:absolute; border-radius:inherit;
     background: linear-gradient(90deg, transparent, rgba(0,0,0,.06), transparent);
     transform: translateX(-100%); animation: shimmer 1.2s infinite;
   }
   @keyframes shimmer{ to { transform: translateX(100%); } }
   @media (prefers-reduced-motion: reduce){ .skeleton::after{ display:none; } }
   
   /* =============================================================================
      MATH / CODE BLOCKS
      ============================================================================= */
   .math{ margin-block: .4rem .5rem; }
   .math pre{
     background: var(--clr-surface-2);
     padding: .75rem 1rem;
     border-radius: 10px;
     overflow: auto;
     border: 1px solid var(--clr-border);
     font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
     line-height: 1.5;
     margin: 0;
   }
   
   /* =============================================================================
      TOASTS
      ============================================================================= */
   .toast{
     position: fixed; inset-inline: 0; bottom: max(1rem, env(safe-area-inset-bottom)); margin-inline: auto;
     width: min(680px, 92vw);
     padding: .75rem 1rem; border-radius: 12px;
     background: var(--clr-surface); border: 1px solid var(--clr-border);
     box-shadow: var(--shadow-2); display: none;
     z-index: 1000;
   }
   .toast.show{ display: block; }
   
   /* =============================================================================
      ACCESSIBILITY
      ============================================================================= */
   .sr-only,
   .sr-only-focusable:not(:focus):not(:focus-within){
     position:absolute !important; width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;
   }
   
   /* High contrast preference tweaks */
   @media (prefers-contrast: more){
     .card, .vendor, .list-links li, .table-wrap, .results__bar { border-width: 2px; }
   }
   
   /* =============================================================================
      DIALOGS
      ============================================================================= */
   dialog{
     border: none; border-radius: 14px; padding: 0; width: min(720px, 92vw);
     background: var(--clr-surface); color: var(--clr-text); box-shadow: var(--shadow-3);
     max-height: 88dvh; overflow: hidden;
   }
   dialog::backdrop{ background: rgba(0,0,0,.35); }
   .dialog__head{ display: flex; justify-content: space-between; align-items: center; padding: .9rem 1rem; border-bottom: 1px solid var(--clr-border); }
   .dialog__body{ padding: 1rem; overflow: auto; max-height: calc(88dvh - 6.2rem); }
   .dialog__foot{ display: flex; gap: .5rem; justify-content: flex-end; padding: .75rem 1rem; border-top: 1px solid var(--clr-border); }
   .icon-btn{ background: none; border: none; padding: .25rem; border-radius: 8px; cursor: pointer; color: inherit; }
   .icon-btn:hover{ background: var(--clr-surface-2); }
   
   /* =============================================================================
      FAQ & GLOSSARY (Accordions)
      ============================================================================= */
   #faqs .h4{ margin: 0 0 .5rem 0; }
   .glossary, .faq{ display: grid; gap: .75rem; }
   
   details{
     border: 1px solid var(--clr-border);
     border-radius: var(--radius-3);
     background: var(--clr-surface);
     box-shadow: var(--shadow-1);
     overflow: clip;
     transition: border-color var(--transition-quick), box-shadow var(--transition-quick), background-color var(--transition-quick);
   }
   details + details{ margin-top: .75rem; }
   details[open]{ border-color: color-mix(in oklab, var(--clr-primary) 22%, var(--clr-border)); box-shadow: var(--shadow-2); }
   
   summary{
     list-style: none;
     cursor: pointer;
     padding: .85rem 1rem;
     display: flex; align-items: center; justify-content: space-between; gap: .75rem;
     font-weight: 600;
     color: var(--clr-text);
   }
   summary::-webkit-details-marker{ display: none; }
   
   /* Chevron */
   summary span{ display: inline-flex; align-items: center; gap: .5rem; }
   summary::after{
     content: "▾";
     font-size: .9rem;
     transform: rotate(-90deg);
     transition: transform var(--transition-smooth), opacity var(--transition-smooth);
     opacity: .7;
   }
   details[open] summary::after{ transform: rotate(0deg); opacity: 1; }
   
   .details__content{
     padding: .9rem 1rem 1.1rem;
     display: grid; gap: .5rem;
     border-top: 1px solid var(--clr-border);
   }
   .details__content p{ margin: 0; }
   .details__content .example{ color: var(--clr-text-2); }
   
   #faqs .card{ align-self: start; }
   #faqs .callout{ margin-top: var(--space-6); }
   
   /* Mobile stack for FAQ columns */
   @media (max-width: 840px){
     #faqs .grid.two{ grid-template-columns: 1fr !important; }
   }
   
   /* =============================================================================
      PRICE ADVICE SECTION
      ============================================================================= */
   .price-advice .h4{ margin: 0 0 .5rem 0; }
   #price-advice .details__content ul,
   #price-advice .details__content ol{ margin: 0; padding-left: 1.15rem; }
   #price-advice .details__content li{ margin: .25rem 0; }
   #price-advice .table-wrap{ margin-top: .5rem; }
   #price-advice .muted small{ font-size: .85rem; }
   @media (max-width: 840px){
     #price-advice .grid.two{ grid-template-columns: 1fr !important; }
   }
   
   /* Spacing & alignment improvements */
   :where(.section) .grid.two{ column-gap: var(--space-5); row-gap: var(--space-5); }
   #faqs .card,
   #price-advice .card{ padding: clamp(1.1rem, 1.4vw + .6rem, 1.8rem); }
   #faqs .grid.two,
   #price-advice .grid.two{ gap: var(--space-5); }
   #price-advice .section__head{ margin-bottom: var(--space-5); }
   #price-advice .grid.two + .card{ margin-top: var(--space-6); }
   #price-advice .card + .callout{ margin-top: var(--space-6); }
   #price-advice .h4 + p{ margin-top: .5rem; }
   #price-advice .math{ margin-block: .5rem .8rem; }
   #price-advice ul{ margin-top: .5rem; }
   #price-advice li{ margin: .3rem 0; }
   #faqs article.card + article.card{ margin-top: var(--space-5); }
   
   @media (max-width: 840px){
     .section{ margin-block: var(--space-9); }
     #faqs .grid.two,
     #price-advice .grid.two{ gap: var(--space-4); }
     .card{ padding: 1rem; }
     #price-advice .grid.two + .card,
     #price-advice .card + .callout{ margin-top: var(--space-5); }
   }
   
   /* Price Advice — contained, mobile-friendly cards (no markup changes) */
   #price-advice{
     --pa-radius: 14px;
     --pa-accent: var(--clr-primary);
     --pa-muted: var(--clr-text-2);
     --pa-chip-bg: var(--clr-surface-2);
   }
   
   /* 1) Principles & Formula card */
   #price-advice .grid.two > .card:nth-child(1){
     border-top: 3px solid color-mix(in oklab, var(--pa-accent) 65%, transparent);
     background: linear-gradient(180deg, color-mix(in oklab, var(--pa-accent) 6%, transparent), transparent 42%);
     max-width: 100%; box-sizing: border-box;
   }
   #price-advice .grid.two > .card:nth-child(1) .h4{
     display: flex; align-items: center; gap: .5rem; margin-bottom: .4rem;
   }
   #price-advice .grid.two > .card:nth-child(1) .h4::before{
     content: ""; width: .55rem; height: 1.15rem; border-radius: 2px;
     background: var(--pa-accent);
     box-shadow: 0 0 0 3px color-mix(in oklab, var(--pa-accent) 18%, transparent);
   }
   #price-advice .grid.two > .card:nth-child(1) .math pre{
     white-space: pre-wrap; word-break: break-word; overflow-wrap: anywhere;
     max-width: 100%; font-size: .94rem;
   }
   #price-advice .grid.two > .card:nth-child(1) ul{
     list-style: none; padding: 0; margin: .5rem 0 0; display: grid; gap: .45rem;
   }
   #price-advice .grid.two > .card:nth-child(1) li{
     display: grid; grid-template-columns: 1.15rem 1fr; gap: .55rem; align-items: start;
   }
   #price-advice .grid.two > .card:nth-child(1) li i{ color: var(--clr-success); margin-top: .15rem; opacity: .95; }
   @media (max-width: 640px){
     #price-advice .grid.two > .card:nth-child(1){ padding: 1rem .9rem; overflow: hidden; }
     #price-advice .grid.two > .card:nth-child(1) .h4{ font-size: 1.06rem; }
   }
   /* Dark theme polish */
   html[data-theme="dark"] #price-advice .grid.two > .card:nth-child(1){
     background: linear-gradient(180deg, color-mix(in oklab, var(--pa-accent) 10%, transparent), transparent 48%);
   }
   html[data-theme="dark"] #price-advice .grid.two > .card:nth-child(1) .math pre{
     background: #0d1626; border-color: #24324b;
   }
   
   /* 2) Quick Reference cardized rows on mobile */
   #price-advice .grid.two > .card:nth-child(2) .table-wrap{
     max-width: 100%; overflow-x: auto; border-radius: var(--pa-radius);
   }
   #price-advice .grid.two > .card:nth-child(2) .ladder th,
   #price-advice .grid.two > .card:nth-child(2) .ladder td{ padding: .6rem .7rem; }
   #price-advice .grid.two > .card:nth-child(2) .ladder td:nth-child(3),
   #price-advice .grid.two > .card:nth-child(2) .ladder td:nth-child(5),
   #price-advice .grid.two > .card:nth-child(2) .ladder td:nth-child(6){
     text-align: right; font-variant-numeric: tabular-nums;
   }
   @media (max-width: 720px){
     #price-advice .grid.two > .card:nth-child(2) .table-wrap{ overflow: visible; }
     #price-advice .grid.two > .card:nth-child(2) table.ladder{ border-spacing: 0; border-collapse: separate; }
     #price-advice .grid.two > .card:nth-child(2) table.ladder thead{ display: none; }
     #price-advice .grid.two > .card:nth-child(2) table.ladder tbody{ display: grid; gap: .6rem; }
     #price-advice .grid.two > .card:nth-child(2) table.ladder tr{
       display: grid; gap: .4rem;
       padding: .75rem .9rem;
       border: 1px solid var(--clr-border);
       border-radius: var(--pa-radius);
       background: var(--clr-surface-1);
       box-shadow: var(--shadow-1);
     }
     #price-advice .grid.two > .card:nth-child(2) table.ladder td{ display: block; border: 0; padding: 0; margin: 0; }
     #price-advice .grid.two > .card:nth-child(2) table.ladder td:nth-child(1){ font-weight: 700; }
     #price-advice .grid.two > .card:nth-child(2) table.ladder td:nth-child(2){ color: var(--pa-muted); margin-top: -.1rem; }
     #price-advice .grid.two > .card:nth-child(2) table.ladder td:nth-child(n+3){ font-size: .95rem; }
     #price-advice .grid.two > .card:nth-child(2) table.ladder td:nth-child(3)::before{ content: "COGS"; font-weight: 600; color: var(--pa-muted); display: inline-block; width: 6.5rem; }
     #price-advice .grid.two > .card:nth-child(2) table.ladder td:nth-child(4)::before{ content: "Assumptions"; font-weight: 600; color: var(--pa-muted); display: inline-block; width: 6.5rem; }
     #price-advice .grid.two > .card:nth-child(2) table.ladder td:nth-child(5)::before{ content: "Floor"; font-weight: 600; color: var(--pa-muted); display: inline-block; width: 6.5rem; }
     #price-advice .grid.two > .card:nth-child(2) table.ladder td:nth-child(6)::before{ content: "Test Range"; font-weight: 600; color: var(--pa-muted); display: inline-block; width: 6.5rem; }
     #price-advice .grid.two > .card:nth-child(2) table.ladder td:nth-child(5),
     #price-advice .grid.two > .card:nth-child(2) table.ladder td:nth-child(6){
       font-variant-numeric: tabular-nums; margin-top: .15rem;
     }
     #price-advice .grid.two > .card:nth-child(2) table.ladder td:nth-child(5) > *,
     #price-advice .grid.two > .card:nth-child(2) table.ladder td:nth-child(6) > *{
       background: var(--pa-chip-bg);
       border: 1px solid var(--clr-border);
       border-radius: 999px;
       padding: .15rem .5rem;
       display: inline-block;
       font-weight: 600;
     }
     @media (max-width: 380px){
       #price-advice .grid.two > .card:nth-child(2) table.ladder tr{ padding: .65rem .75rem; }
       #price-advice .grid.two > .card:nth-child(2) table.ladder td:nth-child(3)::before,
       #price-advice .grid.two > .card:nth-child(2) table.ladder td:nth-child(4)::before,
       #price-advice .grid.two > .card:nth-child(2) table.ladder td:nth-child(5)::before,
       #price-advice .grid.two > .card:nth-child(2) table.ladder td:nth-child(6)::before{ width: 6rem; }
     }
   }
   /* Dark accents for cardized rows */
   html[data-theme="dark"] #price-advice .grid.two > .card:nth-child(2) table.ladder tr{
     background: #0f172a; border-color: #253047; box-shadow: none;
   }
   html[data-theme="dark"] #price-advice .grid.two > .card:nth-child(2) .table-wrap{ border-color: #24324b; }
   
   /* =============================================================================
      PRINT STYLES
      ============================================================================= */
   @media print{
     /* Hide interactive UI for clean handouts */
     header.nav, .theme-toggle, .scope .chips, .inline-form button, .bar-actions, .bar-actions.bottom,
     .preset-grid, .callout, .hero__cta, dialog, .filters { display: none !important; }
   
     .container{ max-width: 100% !important; }
     .card, .table-wrap, .vendor, .list-links li, .results__bar{ box-shadow: none !important; border-color: #ddd; background: #fff; color: #000; }
     .ladder input, .ladder select{ border: 0; padding: 0; }
   
     /* Expand all accordions for printing */
     #faqs details{ border: 1px solid #ddd; box-shadow: none; }
     #faqs summary{ font-weight: 700; }
     #faqs .details__content{ display: block; }
     #faqs details[open] summary::after, #faqs summary::after{ content: ""; }
   }
   
   /* =============================================================================
      QUALITY OF LIFE UTILITIES
      ============================================================================= */
   .hide-on-mobile{ display: none !important; }
   @media (min-width: 721px){ .hide-on-mobile{ display: revert !important; } }
   
   .show-on-mobile{ display: revert !important; }
   @media (min-width: 721px){ .show-on-mobile{ display: none !important; } }
   
   .nowrap{ white-space: nowrap; }
   .truncate{ overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
   .center{ text-align: center; }
   .right{ text-align: right; }
   .mt-0{ margin-top: 0 !important; }
   .mb-0{ margin-bottom: 0 !important; }
   
   /* =============================================================================
      HOVERLESS DEVICES (tone down hover elevations)
      ============================================================================= */
   @media (hover: none){
     .card:hover,
     .preset:hover,
     .vendor:hover,
     .list-links li:hover{ transform: none; box-shadow: var(--shadow-1); }
   }
   
   /* === Remove stray spacing left by removed Import/Export buttons === */
   #exportPricing, #importPricingFile{ display: none !important; }
   
   /* ===========================================
      FIX: Font Awesome check icon (size/align + fallback)
      Applies to the bullet checks in "Principles & Formula"
      =========================================== */
   :where(i.fa-solid.fa-check){
     display: inline-grid;
     place-items: center;
     inline-size: 1.15rem;
     block-size: 1.15rem;
     line-height: 1;
     color: var(--clr-success);
     flex: 0 0 auto;
   }
   :where(i.fa-solid.fa-check)::before{
     content: "✓" !important;
     font-family: inherit !important;
     font-weight: 800;
     transform: translateY(-0.02em);
   }
   #price-advice .grid.two > .card:nth-child(1) li i.fa-check{
     align-self: start;
     margin-top: .15rem;
   }
   /* === MOBILE HORIZONTAL OVERFLOW GUARD (append at end of pricing.css) === */

/* 1) Never allow the page to be wider than the viewport */
html, body {
  width: 100%;
  max-width: 100%;
  overflow-x: clip; /* modern, avoids layout jank vs hidden */
}
@supports not (overflow: clip) {
  html, body { overflow-x: hidden; } /* legacy fallback */
}

/* 2) Any common wrappers should also never create a wider formatting context */
#pricing,
main,
header.nav,
footer,
.container,
.section,
.hero--pricing,
.table-wrap {
  max-width: 100vw;
  overflow-x: clip;
}

/* 3) Long inline content should wrap instead of forcing the viewport wider */
img, svg, video, canvas, iframe, table, pre { max-width: 100%; }
pre, code, .math pre {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  word-break: break-word;
}

/* 4) iOS 'vw' rounding can push 92vw a hair too wide; simplify on phones */
@media (max-width: 840px){
  .container { width: 100%; padding-inline: clamp(16px, 4vw, 24px); } /* overrides 92vw */
  .nav__links { max-width: 100vw; overflow-x: hidden; } /* keep menu from widening page */
}

/* 5) Fixed table layout + safe wrapping keeps data tables from stretching */
.ladder { table-layout: fixed; }
.ladder th, .ladder td { overflow-wrap: anywhere; word-break: break-word; }
/* ===========================================
   FULL-BLEED HERO BACKGROUND (mobile-first)
   Makes the gradient extend edge-to-edge,
   while content stays aligned to the container.
   =========================================== */

   .hero--pricing,
   .hero--proposal{
     /* Amount to "bleed" out to the viewport edges */
     --hero-edge: max(0px, calc(50vw - 50%));
   
     /* Expand the section to full viewport width */
     margin-inline: calc(-1 * var(--hero-edge));
     padding-inline: var(--hero-edge);
   
     /* Re-apply the gradient so it paints the full width */
     background: linear-gradient(
       180deg,
       color-mix(in oklab, var(--clr-primary) 8%, var(--clr-surface)) 0%,
       var(--clr-surface) 65%
     );
   }
   
   /* Dark theme: a hair more tint reads nicer on OLED */
   html[data-theme="dark"] .hero--pricing,
   html[data-theme="dark"] .hero--proposal{
     background: linear-gradient(
       180deg,
       color-mix(in oklab, var(--clr-primary) 12%, var(--clr-surface)) 0%,
       var(--clr-surface) 68%
     );
   }
   
   /* Desktop polish: slightly longer fade & roomier padding */
   @media (min-width: 1024px){
     .hero--pricing,
     .hero--proposal{
       --hero-edge: max(0px, calc(50vw - 50%));
       background: linear-gradient(
         180deg,
         color-mix(in oklab, var(--clr-primary) 8%, var(--clr-surface)) 0%,
         var(--clr-surface) 72%
       );
       padding-block: clamp(2.5rem, 5vw, 6rem); /* optional: feels airier on wide screens */
     }
   }