/* =========================================================
   Plaques and Patches — WooCommerce Redesign Design System
   Version: 1.0.0
   Role: Designer hand-off for Web Dev implementation
   ========================================================= */

/* ---------------- Tokens ---------------- */
:root {
  /* Color primitives */
  --navy: #1B2A4A;
  --navy-700: #23355A;
  --navy-600: #2E436D;
  --navy-500: #4A608A;
  --heritage-red: #8A1C2B;
  --heritage-red-700: #6E1622;
  --brass: #B08D57;
  --brass-300: #D4BC8E;
  --pewter: #8A8D91;
  --warm-white: #F7F5F1;
  --ink: #1C1C1E;
  --border: #E4E1DB;
  --white: #FFFFFF;

  /* Semantic colors */
  --surface: var(--white);
  --surface-secondary: var(--warm-white);
  --surface-tertiary: #EFEDEA;
  --on-surface: var(--ink);
  --on-surface-secondary: #4A4A4E;
  --on-surface-muted: #6E6E73;
  --primary: var(--navy);
  --primary-hover: var(--navy-700);
  --primary-active: var(--navy-600);
  --on-primary: var(--white);
  --accent: var(--heritage-red);
  --accent-hover: var(--heritage-red-700);
  --on-accent: var(--white);
  --accent-secondary: var(--brass);
  --on-accent-secondary: var(--ink);
  --success: #2E7D32;
  --warning: #B35900;
  --danger: #B71C1C;
  --info: #1B4F72;
  --border-default: var(--border);
  --focus-ring: rgba(26, 115, 232, 0.5);

  /* Typography */
  --font-serif: Georgia, "Times New Roman", serif;
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  /* Type scale (desktop / mobile overridden below) */
  --text-display: 3rem;      /* 48px */
  --text-h1: 2.5rem;         /* 40px */
  --text-h2: 2rem;           /* 32px */
  --text-h3: 1.5rem;         /* 24px */
  --text-h4: 1.25rem;        /* 20px */
  --text-h5: 1rem;           /* 16px */
  --text-body-lg: 1.125rem;  /* 18px */
  --text-body: 1rem;         /* 16px */
  --text-caption: 0.875rem;  /* 14px */
  --text-overline: 0.75rem;  /* 12px */

  --leading-display: 1.15;
  --leading-h1: 1.2;
  --leading-h2: 1.25;
  --leading-h3: 1.3;
  --leading-h4: 1.4;
  --leading-body: 1.65;
  --leading-caption: 1.45;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Layout */
  --max-width: 1280px;
  --gutter: 1.5rem;
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;
  --shadow-sm: 0 1px 2px rgba(28, 28, 30, 0.06);
  --shadow-md: 0 4px 12px rgba(28, 28, 30, 0.08);
  --shadow-lg: 0 12px 32px rgba(28, 28, 30, 0.12);
  --shadow-focus: 0 0 0 3px var(--focus-ring);

  /* Motion */
  --duration-fast: 150ms;
  --duration-base: 250ms;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

@media (max-width: 767px) {
  :root {
    --text-display: 2.25rem;
    --text-h1: 1.75rem;
    --text-h2: 1.5rem;
    --text-h3: 1.25rem;
    --text-h4: 1.125rem;
    --gutter: 1rem;
  }
}

/* ---------------- Reset / base ---------------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--text-body);
  line-height: var(--leading-body);
  color: var(--on-surface);
  background: var(--surface);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary); text-decoration: underline; text-underline-offset: 0.15em; }
a:hover { color: var(--primary-hover); }
ul, ol { margin: 0 0 var(--space-4); padding-left: 1.25rem; }
h1, h2, h3, h4, h5, h6, p { margin-top: 0; }
h1, h2, h3, h4 { font-family: var(--font-serif); font-weight: 700; color: var(--primary); letter-spacing: -0.01em; }
h1 { font-size: var(--text-h1); line-height: var(--leading-h1); }
h2 { font-size: var(--text-h2); line-height: var(--leading-h2); }
h3 { font-size: var(--text-h3); line-height: var(--leading-h3); }
h4 { font-size: var(--text-h4); line-height: var(--leading-h4); }
h5 { font-size: var(--text-h5); font-weight: 600; }
.display { font-size: var(--text-display); line-height: var(--leading-display); font-family: var(--font-serif); font-weight: 700; color: var(--primary); }
.overline { font-size: var(--text-overline); text-transform: uppercase; letter-spacing: 0.12em; font-weight: 600; color: var(--accent); }
.caption { font-size: var(--text-caption); line-height: var(--leading-caption); color: var(--on-surface-muted); }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }

/* ---------------- Layout ---------------- */
.container { width: 100%; max-width: var(--max-width); margin-left: auto; margin-right: auto; padding-left: var(--gutter); padding-right: var(--gutter); }
.section { padding-top: var(--space-16); padding-bottom: var(--space-16); }
@media (max-width: 767px) { .section { padding-top: var(--space-12); padding-bottom: var(--space-12); } }
.section-secondary { background: var(--surface-secondary); }
.grid { display: grid; gap: var(--gutter); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-12 { grid-template-columns: repeat(12, 1fr); }
@media (max-width: 991px) { .grid-4 { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 767px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }
.flex { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: var(--space-2); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

/* ---------------- Trust bar ---------------- */
.top-bar { background: var(--primary); color: var(--on-primary); font-size: var(--text-caption); padding: var(--space-2) 0; }
.top-bar .container { display: flex; justify-content: center; flex-wrap: wrap; gap: var(--space-4) var(--space-6); }
.top-bar span { display: inline-flex; align-items: center; gap: var(--space-2); }
.top-bar svg { width: 16px; height: 16px; flex-shrink: 0; }

/* ---------------- Header ---------------- */
.site-header { position: sticky; top: 0; z-index: 100; background: var(--surface); border-bottom: 1px solid var(--border-default); }
.site-header .container { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); min-height: 72px; }
.logo { display: flex; align-items: center; gap: var(--space-3); font-family: var(--font-serif); font-weight: 700; font-size: 1.25rem; color: var(--primary); text-decoration: none; }
.logo:hover { color: var(--primary); }
.logo-mark { width: 44px; height: 44px; background: var(--primary); color: var(--on-primary); display: grid; place-items: center; border-radius: var(--radius-sm); overflow: hidden; }
.logo-mark svg { width: 28px; height: 28px; }
.logo-mark img { width: 44px; height: 44px; object-fit: contain; }
.header-search { flex: 1 1 320px; max-width: 520px; position: relative; }
.header-search input { width: 100%; padding: var(--space-3) var(--space-4); padding-right: 2.75rem; border: 1px solid var(--border-default); border-radius: var(--radius-md); background: var(--surface-secondary); font-size: var(--text-body); }
.header-search button { position: absolute; right: 0.5rem; top: 50%; transform: translateY(-50%); background: var(--primary); color: var(--on-primary); border: 0; border-radius: var(--radius-md); padding: var(--space-2) var(--space-3); cursor: pointer; }
.header-actions { display: flex; align-items: center; gap: var(--space-4); }
.header-phone { font-weight: 600; color: var(--primary); text-decoration: none; white-space: nowrap; }
.nav-primary { background: var(--surface-secondary); border-bottom: 1px solid var(--border-default); }
.nav-primary .container { display: flex; align-items: center; gap: var(--space-6); overflow-x: auto; }
.nav-primary a { display: inline-flex; align-items: center; gap: var(--space-2); padding: var(--space-3) 0; color: var(--on-surface); font-weight: 600; font-size: var(--text-caption); text-transform: uppercase; letter-spacing: 0.04em; text-decoration: none; white-space: nowrap; border-bottom: 2px solid transparent; }
.nav-primary a:hover, .nav-primary a.active { color: var(--accent); border-bottom-color: var(--accent); }
.mobile-menu-toggle { display: none; background: none; border: 0; cursor: pointer; color: var(--primary); }
@media (max-width: 991px) {
  .header-search { order: 3; flex: 1 1 100%; max-width: none; margin-top: var(--space-2); }
  .site-header .container { flex-wrap: wrap; min-height: auto; padding-top: var(--space-3); padding-bottom: var(--space-3); }
  .nav-primary { display: none; }
  .mobile-menu-toggle { display: block; }
}

/* ---------------- Buttons ---------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  padding: var(--space-3) var(--space-5); border-radius: var(--radius-md); border: 1px solid transparent;
  font-family: var(--font-sans); font-weight: 600; font-size: var(--text-body); line-height: 1.4;
  text-decoration: none; cursor: pointer; transition: background var(--duration-fast), border-color var(--duration-fast), transform var(--duration-fast);
  min-height: 44px;
}
.btn-primary { background: var(--accent); color: var(--on-accent); }
.btn-primary:hover { background: var(--accent-hover); color: var(--on-accent); }
.btn-primary:active { transform: translateY(1px); }
.btn-secondary { background: var(--primary); color: var(--on-primary); }
.btn-secondary:hover { background: var(--primary-hover); color: var(--on-primary); }
.btn-ghost { background: transparent; color: var(--primary); border-color: var(--border-default); }
.btn-ghost:hover { background: var(--surface-secondary); }
.btn-text { background: transparent; color: var(--primary); padding-left: var(--space-2); padding-right: var(--space-2); }
.btn-text:hover { text-decoration: underline; }
.btn-brass { background: var(--brass); color: var(--ink); }
.btn-brass:hover { background: var(--brass-300); }
.btn-lg { padding: var(--space-4) var(--space-6); font-size: var(--text-body-lg); }
.btn-sm { padding: var(--space-2) var(--space-3); font-size: var(--text-caption); }
.btn:disabled, .btn[aria-disabled="true"] { opacity: 0.55; cursor: not-allowed; }
.btn:focus-visible { outline: none; box-shadow: var(--shadow-focus); }

/* ---------------- Forms ---------------- */
.form-field { margin-bottom: var(--space-4); }
.form-field label { display: block; font-weight: 600; margin-bottom: var(--space-2); }
.form-field .hint { display: block; margin-top: var(--space-1); font-size: var(--text-caption); color: var(--on-surface-muted); }
.form-field .error-msg { display: none; margin-top: var(--space-1); font-size: var(--text-caption); color: var(--danger); }
.form-field.has-error input, .form-field.has-error textarea, .form-field.has-error select { border-color: var(--danger); }
.form-field.has-error .error-msg { display: block; }
input[type="text"], input[type="email"], input[type="tel"], input[type="number"], input[type="search"], input[type="url"], input[type="password"], textarea, select {
  width: 100%; padding: var(--space-3) var(--space-4); border: 1px solid var(--border-default); border-radius: var(--radius-md);
  background: var(--surface); color: var(--on-surface); font-size: var(--text-body); line-height: 1.4;
  transition: border-color var(--duration-fast), box-shadow var(--duration-fast);
}
input:focus, textarea:focus, select:focus { outline: none; border-color: var(--primary); box-shadow: var(--shadow-focus); }
input::placeholder, textarea::placeholder { color: var(--on-surface-muted); }
fieldset { border: 0; padding: 0; margin: 0 0 var(--space-4); }
legend { font-weight: 700; margin-bottom: var(--space-3); }
.radio-group, .checkbox-group { display: flex; flex-wrap: wrap; gap: var(--space-3); }
.radio-pill input, .checkbox-pill input { position: absolute; opacity: 0; }
.radio-pill label, .checkbox-pill label { display: inline-flex; align-items: center; gap: var(--space-2); padding: var(--space-2) var(--space-4); border: 1px solid var(--border-default); border-radius: 999px; cursor: pointer; font-weight: 500; }
.radio-pill input:checked + label, .checkbox-pill input:checked + label { background: var(--primary); color: var(--on-primary); border-color: var(--primary); }
.radio-pill input:focus-visible + label, .checkbox-pill input:focus-visible + label { box-shadow: var(--shadow-focus); }

/* Quantity stepper */
.quantity-stepper { display: inline-flex; align-items: stretch; border: 1px solid var(--border-default); border-radius: var(--radius-md); overflow: hidden; }
.quantity-stepper button { width: 40px; background: var(--surface-secondary); border: 0; font-weight: 700; cursor: pointer; }
.quantity-stepper input { width: 56px; text-align: center; border: 0; border-left: 1px solid var(--border-default); border-right: 1px solid var(--border-default); }

/* ---------------- Cards ---------------- */
.card {
  background: var(--surface); border: 1px solid var(--border-default); border-radius: var(--radius-lg);
  overflow: hidden; display: flex; flex-direction: column;
  transition: box-shadow var(--duration-base), transform var(--duration-base);
}
.card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.card-media { aspect-ratio: 4 / 3; background: var(--surface-secondary); display: grid; place-items: center; position: relative; }
.card-media img, .card-media svg { width: 100%; height: 100%; object-fit: cover; }
.card-body { padding: var(--space-4); flex: 1; display: flex; flex-direction: column; }
.card-title { font-family: var(--font-serif); font-size: var(--text-h4); font-weight: 700; margin-bottom: var(--space-2); line-height: 1.3; }
.card-title a { color: var(--primary); text-decoration: none; }
.card-title a:hover { text-decoration: underline; }
.card-meta { margin-top: auto; display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); flex-wrap: wrap; }
.price { font-weight: 700; color: var(--accent); font-size: var(--text-h4); }
.price-from { font-size: var(--text-caption); color: var(--on-surface-muted); font-weight: 500; }
.rating { display: inline-flex; align-items: center; gap: var(--space-2); color: var(--brass); font-weight: 600; font-size: var(--text-caption); }
.badge { display: inline-flex; align-items: center; padding: var(--space-1) var(--space-2); border-radius: 999px; font-size: var(--text-caption); font-weight: 600; text-transform: uppercase; letter-spacing: 0.04em; }
.badge-navy { background: var(--primary); color: var(--on-primary); }
.badge-red { background: var(--accent); color: var(--on-accent); }
.badge-brass { background: var(--brass-300); color: var(--ink); }
.badge-outline { background: transparent; border: 1px solid var(--border-default); color: var(--on-surface-secondary); }

/* ---------------- Breadcrumbs ---------------- */
.breadcrumb { font-size: var(--text-caption); color: var(--on-surface-muted); padding: var(--space-4) 0; }
.breadcrumb ol { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: var(--space-2); }
.breadcrumb li:not(:last-child)::after { content: "/"; margin-left: var(--space-2); color: var(--border-default); }
.breadcrumb a { color: var(--on-surface-muted); text-decoration: none; }
.breadcrumb a:hover { color: var(--primary); text-decoration: underline; }

/* ---------------- Pagination ---------------- */
.pagination { display: flex; justify-content: center; align-items: center; gap: var(--space-2); margin-top: var(--space-8); }
.pagination a, .pagination span { min-width: 44px; height: 44px; display: grid; place-items: center; border-radius: var(--radius-md); border: 1px solid var(--border-default); font-weight: 600; text-decoration: none; color: var(--on-surface); }
.pagination a:hover { background: var(--surface-secondary); }
.pagination .current { background: var(--primary); color: var(--on-primary); border-color: var(--primary); }

/* ---------------- Hero ---------------- */
.hero { background: var(--surface-secondary); padding: var(--space-16) 0; }
.hero .container { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-8); align-items: center; }
.hero h1 { margin-bottom: var(--space-4); }
.hero p { font-size: var(--text-body-lg); color: var(--on-surface-secondary); margin-bottom: var(--space-6); max-width: 54ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: var(--space-4); }
.hero-visual { aspect-ratio: 4 / 3; background: linear-gradient(135deg, var(--navy) 0%, var(--navy-600) 100%); border-radius: var(--radius-lg); display: grid; place-items: center; color: var(--brass-300); box-shadow: var(--shadow-lg); overflow: hidden; }
.hero-visual img { width: 100%; height: 100%; object-fit: cover; border-radius: var(--radius-lg); }
.hero-video { padding: 0; background: #000; }
.hero-video iframe { width: 100%; height: 100%; border: none; display: block; border-radius: var(--radius-lg); }
@media (max-width: 767px) { .hero .container { grid-template-columns: 1fr; } .hero-visual { order: -1; } }

/* ---------------- Product grid / PLP ---------------- */
.plp-layout { display: grid; grid-template-columns: 260px 1fr; gap: var(--space-8); align-items: start; }
@media (max-width: 991px) { .plp-layout { grid-template-columns: 1fr; } .filters { display: none; } }
.filters { background: var(--surface); border: 1px solid var(--border-default); border-radius: var(--radius-lg); padding: var(--space-5); position: sticky; top: 140px; }
.filter-group { margin-bottom: var(--space-5); }
.filter-group h4 { margin-bottom: var(--space-3); font-size: var(--text-h5); }
.filter-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: var(--space-2); }
.filter-list label { display: flex; align-items: center; gap: var(--space-2); cursor: pointer; font-size: var(--text-caption); }
.plp-header { display: flex; justify-content: space-between; align-items: center; gap: var(--space-4); margin-bottom: var(--space-6); flex-wrap: wrap; }
.plp-toolbar { display: flex; gap: var(--space-3); align-items: center; }
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-5); }
@media (max-width: 1199px) { .product-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 767px) { .product-grid { grid-template-columns: repeat(2, 1fr); gap: var(--space-3); } }
.category-intro { margin-bottom: var(--space-8); }
.category-intro p { max-width: 72ch; }

/* ---------------- PDP ---------------- */
.pdp-layout { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr); gap: var(--space-10); }
@media (max-width: 991px) { .pdp-layout { grid-template-columns: 1fr; gap: var(--space-6); } }
.gallery-main { aspect-ratio: 1 / 1; background: var(--surface-secondary); border-radius: var(--radius-lg); display: grid; place-items: center; margin-bottom: var(--space-4); overflow: hidden; }
.gallery-main img { width: 100%; height: 100%; object-fit: contain; border-radius: var(--radius-lg); background: var(--surface-secondary); }
.gallery-thumbs { display: flex; gap: var(--space-3); overflow-x: auto; }
.gallery-thumbs button { flex: 0 0 80px; height: 80px; border: 1px solid var(--border-default); border-radius: var(--radius-md); background: var(--surface-secondary); cursor: pointer; padding: 0; overflow: hidden; }
.gallery-thumbs button img { width: 100%; height: 100%; object-fit: contain; }
.gallery-thumbs button.active { border-color: var(--accent); box-shadow: var(--shadow-focus); }
.pdp-title { margin-bottom: var(--space-3); }
.pdp-meta { display: flex; flex-wrap: wrap; gap: var(--space-4); align-items: center; margin-bottom: var(--space-5); color: var(--on-surface-muted); font-size: var(--text-caption); }
.pdp-price-block { display: flex; align-items: baseline; gap: var(--space-3); margin-bottom: var(--space-5); }
.pdp-price { font-size: 2rem; font-weight: 700; color: var(--accent); }
.pdp-lead-time { display: inline-flex; align-items: center; gap: var(--space-2); font-size: var(--text-caption); color: var(--success); font-weight: 600; }
.customizer { background: var(--surface-secondary); border-radius: var(--radius-lg); padding: var(--space-5); margin-bottom: var(--space-5); }
.customizer h3 { margin-bottom: var(--space-4); }
.option-row { margin-bottom: var(--space-4); }
.option-row label { display: block; font-weight: 600; margin-bottom: var(--space-2); }
.engrave-preview { border: 1px dashed var(--border-default); border-radius: var(--radius-md); padding: var(--space-5); text-align: center; background: var(--surface); color: var(--on-surface-muted); margin-bottom: var(--space-4); }
.pdp-actions { display: flex; flex-wrap: wrap; gap: var(--space-4); align-items: center; margin-bottom: var(--space-6); }
.pdp-trust { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-3); margin-bottom: var(--space-6); }
.trust-item { display: flex; align-items: center; gap: var(--space-2); font-size: var(--text-caption); color: var(--on-surface-secondary); }
.trust-item svg { flex-shrink: 0; color: var(--brass); }
.tabs { border-bottom: 1px solid var(--border-default); margin-bottom: var(--space-5); }
.tabs button { background: none; border: 0; border-bottom: 3px solid transparent; padding: var(--space-3) var(--space-4); font-weight: 600; color: var(--on-surface-muted); cursor: pointer; }
.tabs button.active { color: var(--primary); border-bottom-color: var(--accent); }
.tab-panel { display: none; }
.tab-panel.active { display: block; }
.accordion-item { border-bottom: 1px solid var(--border-default); }
.accordion-header { width: 100%; display: flex; justify-content: space-between; align-items: center; padding: var(--space-4) 0; background: none; border: 0; font-weight: 600; font-size: var(--text-body); text-align: left; cursor: pointer; }
.accordion-body { padding-bottom: var(--space-4); color: var(--on-surface-secondary); }
.accordion-header[aria-expanded="true"] .chevron { transform: rotate(180deg); }
.sticky-atc { position: fixed; bottom: 0; left: 0; right: 0; background: var(--surface); border-top: 1px solid var(--border-default); padding: var(--space-3) 0; box-shadow: 0 -4px 12px rgba(0,0,0,0.06); transform: translateY(100%); transition: transform var(--duration-base); z-index: 90; }
.sticky-atc.visible { transform: translateY(0); }
.sticky-atc .container { display: flex; justify-content: space-between; align-items: center; gap: var(--space-4); }

/* ---------------- Cart / Checkout ---------------- */
.cart-layout { display: grid; grid-template-columns: 1fr 380px; gap: var(--space-8); align-items: start; }
@media (max-width: 991px) { .cart-layout { grid-template-columns: 1fr; } }
.cart-item { display: grid; grid-template-columns: 100px 1fr auto; gap: var(--space-4); align-items: center; padding: var(--space-4) 0; border-bottom: 1px solid var(--border-default); }
.cart-item-thumb { aspect-ratio: 1 / 1; background: var(--surface-secondary); border-radius: var(--radius-md); }
.summary-card { background: var(--surface-secondary); border-radius: var(--radius-lg); padding: var(--space-6); position: sticky; top: 140px; }
.summary-row { display: flex; justify-content: space-between; margin-bottom: var(--space-3); }
.summary-row.total { font-size: var(--text-h4); font-weight: 700; color: var(--primary); border-top: 1px solid var(--border-default); padding-top: var(--space-4); margin-top: var(--space-4); }
.checkout-grid { display: grid; grid-template-columns: 1fr 380px; gap: var(--space-8); align-items: start; }
@media (max-width: 991px) { .checkout-grid { grid-template-columns: 1fr; } }
.checkout-step { display: flex; align-items: center; gap: var(--space-3); margin-bottom: var(--space-6); }
.step-number { width: 32px; height: 32px; border-radius: 50%; background: var(--primary); color: var(--on-primary); display: grid; place-items: center; font-weight: 700; font-size: var(--text-caption); }
.step-label { font-weight: 600; }

/* ---------------- Quote flow ---------------- */
.quote-progress { display: flex; justify-content: space-between; margin-bottom: var(--space-8); position: relative; }
.quote-progress::before { content: ""; position: absolute; top: 14px; left: 0; right: 0; height: 2px; background: var(--border-default); z-index: 0; }
.quote-step { position: relative; z-index: 1; text-align: center; flex: 1; }
.quote-step .dot { width: 30px; height: 30px; border-radius: 50%; background: var(--surface); border: 2px solid var(--border-default); margin: 0 auto var(--space-2); display: grid; place-items: center; font-weight: 700; font-size: var(--text-caption); }
.quote-step.active .dot, .quote-step.completed .dot { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }
.quote-step-label { font-size: var(--text-caption); font-weight: 600; color: var(--on-surface-muted); }
.quote-step.active .quote-step-label { color: var(--accent); }
.quote-panel { background: var(--surface); border: 1px solid var(--border-default); border-radius: var(--radius-lg); padding: var(--space-8); }
@media (max-width: 767px) { .quote-panel { padding: var(--space-5); } }
.quote-nav { display: flex; justify-content: space-between; margin-top: var(--space-8); }

/* ---------------- Footer ---------------- */
.site-footer { background: var(--primary); color: var(--on-primary); padding: var(--space-16) 0 var(--space-6); }
.footer-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-8); margin-bottom: var(--space-10); }
@media (max-width: 991px) { .footer-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 767px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-col h4 { color: var(--brass-300); font-size: var(--text-h5); margin-bottom: var(--space-4); }
.footer-col ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: var(--space-2); }
.footer-col a { color: rgba(255,255,255,0.85); text-decoration: none; }
.footer-col a:hover { color: var(--white); text-decoration: underline; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.15); padding-top: var(--space-6); display: flex; justify-content: space-between; flex-wrap: wrap; gap: var(--space-4); font-size: var(--text-caption); color: rgba(255,255,255,0.7); }

/* ---------------- Toasts / notices ---------------- */
.notice { display: flex; align-items: flex-start; gap: var(--space-3); padding: var(--space-4); border-radius: var(--radius-md); border-left: 4px solid var(--primary); background: var(--surface-secondary); }
.notice-success { border-left-color: var(--success); }
.notice-warning { border-left-color: var(--warning); }
.notice-danger { border-left-color: var(--danger); }

/* ---------------- Modal ---------------- */
.modal-overlay { position: fixed; inset: 0; background: rgba(27, 42, 74, 0.6); display: none; align-items: center; justify-content: center; z-index: 200; padding: var(--gutter); }
.modal-overlay.open { display: flex; }
.modal { background: var(--surface); border-radius: var(--radius-lg); max-width: 640px; width: 100%; max-height: 90vh; overflow: auto; box-shadow: var(--shadow-lg); }
.modal-header { display: flex; justify-content: space-between; align-items: center; padding: var(--space-5); border-bottom: 1px solid var(--border-default); }
.modal-body { padding: var(--space-5); }
.modal-close { background: none; border: 0; cursor: pointer; color: var(--on-surface-muted); }

/* ---------------- System states ---------------- */
.empty-state { text-align: center; padding: var(--space-16) var(--space-6); }
.empty-state-icon { width: 80px; height: 80px; margin: 0 auto var(--space-4); color: var(--pewter); }
.error-state { text-align: center; padding: var(--space-16) var(--space-6); }
.error-code { font-size: 6rem; font-family: var(--font-serif); font-weight: 700; color: var(--primary); line-height: 1; }
.loading-skeleton { background: linear-gradient(90deg, var(--surface-secondary) 25%, var(--surface-tertiary) 50%, var(--surface-secondary) 75%); background-size: 200% 100%; animation: shimmer 1.5s infinite; border-radius: var(--radius-md); }
@keyframes shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }

/* ---------------- Utility ---------------- */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }
.mb-0 { margin-bottom: 0; }
.mb-2 { margin-bottom: var(--space-2); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.max-w-prose { max-width: 70ch; }
.color-muted { color: var(--on-surface-muted); }

/* ---------------- Design-system annotation labels ---------------- */
.annotation { display: inline-block; background: var(--brass-300); color: var(--ink); font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; padding: 2px 6px; border-radius: 4px; margin-left: var(--space-2); vertical-align: middle; }
.token-swatch { width: 48px; height: 48px; border-radius: var(--radius-md); border: 1px solid var(--border-default); }
.token-row { display: flex; align-items: center; gap: var(--space-4); padding: var(--space-3) 0; border-bottom: 1px solid var(--border-default); }