/* Annova Sleep brand design system */

:root {
  /* Color */
  --color-warm-white: #fffcf7;
  --color-ivory: #f6f1e8;
  --color-sand: #e9e0d3;
  --color-stone: #cfc3b3;
  --color-aged-bronze: #8a6a4b;
  --color-deep-bronze: #674a35;
  --color-warm-gray: #706a62;
  --color-charcoal: #292725;
  --color-near-black: #171614;
  --color-success: #3f6956;
  --color-error: #934b45;

  /* Typography */
  --font-editorial: "Cormorant Garamond", Georgia, "Times New Roman", serif;
  --font-functional: Manrope, "Segoe UI", Arial, sans-serif;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2rem;
  --space-6: 3rem;
  --space-7: 4.5rem;
  --space-8: 7rem;

  /* Layout */
  --container-editorial: 90rem;
  --container-standard: 77.5rem;
  --container-reading: 47.5rem;
  --container-compact: 40rem;
  --page-gutter: clamp(1.25rem, 4vw, 4rem);
  --section-space: clamp(var(--space-7), 8vw, var(--space-8));

  /* Shape and motion */
  --radius-control: 0.25rem;
  --radius-surface: 0.375rem;
  --border-subtle: 1px solid var(--color-stone);
  --shadow-elevated: 0 0.75rem 2.25rem rgb(23 22 20 / 8%);
  --transition-standard: 180ms cubic-bezier(0.22, 1, 0.36, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  color-scheme: light;
  scroll-behavior: smooth;
}

body {
  min-width: 0;
  margin: 0;
  background: var(--color-ivory);
  color: var(--color-charcoal);
  font-family: var(--font-functional);
  font-size: 1rem;
  line-height: 1.7;
  text-rendering: optimizeLegibility;
}

img,
picture,
svg {
  display: block;
  max-width: 100%;
}

button,
input,
select,
textarea {
  color: inherit;
  font: inherit;
}

a {
  color: var(--color-deep-bronze);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.2em;
}

a:hover {
  color: var(--color-near-black);
}

:focus-visible {
  border-radius: 0.125rem;
  outline: 2px solid var(--color-deep-bronze);
  outline-offset: 3px;
}

.site-header--dark :focus-visible,
.section-dark :focus-visible,
.inquiry-section :focus-visible,
.site-footer--luxury :focus-visible {
  outline-color: var(--color-warm-white);
}

::selection {
  background: var(--color-sand);
  color: var(--color-near-black);
}

h1,
h2,
h3,
p {
  margin-block-start: 0;
}

h1,
h2 {
  color: var(--color-near-black);
  font-family: var(--font-editorial);
  font-weight: 500;
  text-wrap: balance;
}

h1 {
  max-width: 12ch;
  margin-block-end: var(--space-4);
  font-size: clamp(3rem, 2rem + 4.5vw, 6.5rem);
  line-height: 0.96;
  letter-spacing: -0.025em;
}

h2 {
  font-size: clamp(2.25rem, 1.75rem + 2vw, 3.75rem);
  line-height: 1.05;
}

h3 {
  color: var(--color-charcoal);
  font-family: var(--font-functional);
  font-size: clamp(1.25rem, 1.1rem + 0.5vw, 1.5rem);
  font-weight: 600;
  line-height: 1.35;
}

.container {
  width: min(100% - (2 * var(--page-gutter)), var(--container-standard));
  margin-inline: auto;
}

.container--editorial {
  max-width: var(--container-editorial);
}

.container--reading {
  max-width: var(--container-reading);
}

.container--compact {
  max-width: var(--container-compact);
}

.skip-link {
  position: fixed;
  z-index: 100;
  inset-block-start: var(--space-3);
  inset-inline-start: var(--space-3);
  padding: var(--space-2) var(--space-3);
  transform: translateY(-200%);
  border-radius: var(--radius-control);
  background: var(--color-charcoal);
  color: var(--color-warm-white);
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
  transition: transform var(--transition-standard);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: relative;
  z-index: 10;
  border-bottom: var(--border-subtle);
  background: rgb(246 241 232 / 96%);
}

.site-header__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  align-items: flex-start;
  padding-block: var(--space-3);
}

.wordmark {
  flex: none;
  color: var(--color-near-black);
  font-family: var(--font-editorial);
  font-size: 1.75rem;
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.wordmark:hover {
  color: var(--color-deep-bronze);
}

.site-nav {
  width: 100%;
}

.site-nav__list {
  display: flex;
  gap: var(--space-4);
  margin: 0;
  padding: 0 0 var(--space-1);
  overflow-x: auto;
  list-style: none;
  scrollbar-width: thin;
}

.site-nav a {
  display: inline-flex;
  position: relative;
  min-height: 2.75rem;
  min-width: 2.75rem;
  align-items: center;
  color: var(--color-charcoal);
  font-size: 0.875rem;
  font-weight: 500;
  line-height: 1.4;
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--transition-standard);
}

.site-nav a::after {
  position: absolute;
  inset-inline: 0;
  inset-block-end: 0;
  height: 1px;
  transform: scaleX(0);
  transform-origin: right;
  background: var(--color-aged-bronze);
  content: "";
  transition: transform var(--transition-standard);
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--color-near-black);
}

.site-nav a:hover::after,
.site-nav a[aria-current="page"]::after {
  transform: scaleX(1);
  transform-origin: left;
}

main {
  display: grid;
  min-height: clamp(30rem, 67vh, 48rem);
}

.page-intro {
  display: grid;
  align-items: center;
  padding-block: var(--section-space);
}

.page-intro__inner {
  position: relative;
}

.page-intro__inner::before {
  display: block;
  width: var(--space-6);
  height: 1px;
  margin-block-end: var(--space-5);
  background: var(--color-aged-bronze);
  content: "";
}

.eyebrow {
  margin-block-end: var(--space-4);
  color: var(--color-deep-bronze);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  line-height: 1.4;
  text-transform: uppercase;
}

.page-intro__summary {
  max-width: 42rem;
  margin-block-end: 0;
  color: var(--color-warm-gray);
  font-size: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
}

.button {
  display: inline-flex;
  min-height: 3rem;
  align-items: center;
  justify-content: center;
  padding: 0.75rem var(--space-4);
  border: 1px solid var(--color-charcoal);
  border-radius: var(--radius-control);
  background: var(--color-charcoal);
  color: var(--color-warm-white);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  line-height: 1.3;
  text-decoration: none;
  transition:
    background-color var(--transition-standard),
    border-color var(--transition-standard),
    color var(--transition-standard),
    transform var(--transition-standard);
}

.button:hover {
  transform: translateY(-1px);
  border-color: var(--color-near-black);
  background: var(--color-near-black);
  color: var(--color-warm-white);
}

.button:active {
  transform: translateY(0);
}

.button--secondary {
  border-color: var(--color-warm-gray);
  background: transparent;
  color: var(--color-charcoal);
}

.button--secondary:hover {
  border-color: var(--color-charcoal);
  background: var(--color-sand);
  color: var(--color-near-black);
}

.button:disabled,
.button[aria-disabled="true"] {
  transform: none;
  border-color: var(--color-stone);
  background: var(--color-stone);
  color: var(--color-charcoal);
  cursor: not-allowed;
}

.card {
  padding: var(--space-4);
  border: var(--border-subtle);
  border-radius: var(--radius-surface);
  background: var(--color-warm-white);
}

.card--elevated {
  border-color: transparent;
  box-shadow: var(--shadow-elevated);
}

.site-footer {
  border-top: var(--border-subtle);
  background: var(--color-charcoal);
  color: var(--color-stone);
}

.site-footer__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding-block: var(--space-5);
}

.site-footer p {
  margin: 0;
  font-size: 0.875rem;
}

.wordmark--footer {
  color: var(--color-warm-white);
}

.wordmark--footer:hover {
  color: var(--color-stone);
}

/* Phase 4 homepage */

.home-page main { display: block; }
.announcement { padding: 0.55rem var(--page-gutter); background: var(--color-near-black); color: var(--color-stone); text-align: center; }
.announcement p { margin: 0; font-size: 0.6875rem; font-weight: 600; letter-spacing: 0.13em; line-height: 1.4; text-transform: uppercase; }
.site-header--dark { border-color: rgb(207 195 179 / 22%); background: var(--color-near-black); }
.site-header--dark .wordmark, .site-header--dark .site-nav a { color: var(--color-warm-white); }
.site-header--dark .site-nav a:hover, .site-header--dark .site-nav a[aria-current="page"] { color: var(--color-warm-white); }
.nav-toggle { display: inline-flex; min-width: 4.5rem; min-height: 2.75rem; align-items: center; justify-content: space-between; gap: var(--space-2); padding: 0.5rem 0; border: 0; background: transparent; color: inherit; font-size: 0.8125rem; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; }
.site-header--dark .nav-toggle { color: var(--color-warm-white); }
.nav-toggle__icon, .nav-toggle__icon::before { display: block; width: 1.25rem; height: 1px; background: currentColor; content: ""; transition: transform var(--transition-standard); }
.nav-toggle__icon::before { transform: translateY(-0.35rem); }
.nav-toggle[aria-expanded="true"] .nav-toggle__icon { transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__icon::before { transform: rotate(-90deg); }
.js .site-header--dark .site-nav { display: none; }
.js .site-header--dark .site-nav.is-open { display: block; }
.section-dark { background: var(--color-near-black); color: var(--color-stone); }
.section-dark h1, .section-dark h2 { color: var(--color-warm-white); }
.section-light { background: var(--color-warm-white); }
.eyebrow--light { color: var(--color-stone); }
.home-hero { min-height: min(52rem, 82vh); padding-block: clamp(var(--space-6), 7vw, var(--space-8)); }
.home-hero__layout { display: grid; gap: var(--space-6); align-items: center; }
.home-hero h1 { max-width: 9ch; color: var(--color-warm-white); font-size: clamp(4rem, 2.75rem + 3.5vw, 7.5rem); }
.home-hero__summary { max-width: 31rem; margin-bottom: var(--space-5); color: var(--color-stone); font-size: clamp(1.05rem, 0.95rem + 0.45vw, 1.35rem); }
.button-group { display: flex; flex-wrap: wrap; gap: var(--space-3); }
.button--light { border-color: var(--color-warm-white); background: var(--color-warm-white); color: var(--color-near-black); }
.button--light:hover { border-color: var(--color-sand); background: var(--color-sand); color: var(--color-near-black); }
.button--ghost-light { border-color: var(--color-warm-gray); background: transparent; color: var(--color-warm-white); }
.button--ghost-light:hover { border-color: var(--color-stone); background: rgb(255 252 247 / 8%); color: var(--color-warm-white); }
.visual-placeholder { display: grid; position: relative; width: 100%; min-width: 0; min-height: 18rem; overflow: hidden; place-items: end start; border: 1px solid rgb(207 195 179 / 28%); background: var(--color-charcoal); color: var(--color-stone); isolation: isolate; }
.visual-placeholder::before, .visual-placeholder::after { position: absolute; z-index: -1; content: ""; }
.visual-placeholder::before { inset: 12% 8%; border: 1px solid rgb(138 106 75 / 50%); }
.visual-placeholder::after { width: 70%; height: 38%; inset-inline-end: -8%; inset-block-end: 8%; background: rgb(138 106 75 / 12%); transform: skewX(-18deg); }
.visual-placeholder span { margin: var(--space-3); font-size: 0.6875rem; letter-spacing: 0.12em; text-transform: uppercase; }
.visual-placeholder--asset { border: 0; background: transparent; }
.visual-placeholder--asset::before, .visual-placeholder--asset::after { display: none; }
.visual-placeholder__image { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.visual-placeholder--hero .visual-placeholder__image { object-position: center 55%; }
.visual-placeholder--product .visual-placeholder__image { object-fit: contain; object-position: center; }
.visual-placeholder--composition .visual-placeholder__image { object-fit: contain; object-position: center; }
.visual-placeholder--hero { min-height: clamp(20rem, 52vw, 34rem); }
.brand-proposition, .product-intro, .product-facts, .composition, .lifestyle, .brand-story, .final-cta { padding-block: var(--section-space); }
.section-heading { max-width: var(--container-reading); margin-bottom: var(--space-6); }
.section-heading h2, .product-intro h2, .composition h2, .lifestyle h2, .brand-story h2, .final-cta h2 { margin-bottom: var(--space-4); }
.section-heading--center { margin-inline: auto; text-align: center; }
.pillars { margin: 0 0 var(--space-5); padding: 0; border-top: var(--border-subtle); list-style: none; }
.pillars li { display: grid; grid-template-columns: 2.5rem 1fr; gap: var(--space-3); padding-block: var(--space-5); border-bottom: var(--border-subtle); }
.pillars li > span, .layer-list span { color: var(--color-deep-bronze); font-size: 0.75rem; font-weight: 600; letter-spacing: 0.1em; }
.pillars h3 { margin-bottom: var(--space-2); }
.pillars p { max-width: 55rem; margin-bottom: 0; color: var(--color-warm-gray); }
.text-link { display: inline-flex; min-height: 2.75rem; align-items: center; gap: var(--space-2); font-size: 0.875rem; font-weight: 600; text-decoration: none; }
.product-intro { background: var(--color-ivory); }
.product-intro__layout { display: grid; gap: var(--space-6); align-items: center; }
.visual-placeholder--product { min-height: clamp(20rem, 48vw, 32rem); background: var(--color-sand); color: var(--color-charcoal); }
.size-selector { margin-block: var(--space-5) var(--space-3); border-top: var(--border-subtle); }
.size-row { display: grid; width: 100%; min-height: 4.25rem; grid-template-columns: 1fr; gap: 0.15rem; align-items: center; padding: var(--space-3) 0; border: 0; border-bottom: var(--border-subtle); background: transparent; text-align: left; cursor: pointer; }
.size-row span:first-child { font-weight: 600; text-transform: uppercase; }
.size-row span:last-child { color: var(--color-warm-gray); font-size: 0.875rem; }
.size-row.is-active span:first-child::after { margin-inline-start: var(--space-2); color: var(--color-deep-bronze); content: "Selected"; font-size: 0.625rem; letter-spacing: 0.08em; }
.product-note, .size-summary, .supplier-note { color: var(--color-warm-gray); font-size: 0.8125rem; }
.size-summary { min-height: 1.4em; margin-bottom: var(--space-5); }
.product-facts { background: var(--color-warm-white); }
.fact-list { display: grid; margin: 0; border-top: var(--border-subtle); }
.fact-list div { padding-block: var(--space-4); border-bottom: var(--border-subtle); }
.fact-list dt { color: var(--color-warm-gray); font-size: 0.75rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; }
.fact-list dd { margin: var(--space-1) 0 0; font-family: var(--font-editorial); font-size: 1.75rem; line-height: 1.15; }
.composition-bridge { display: flex; flex-wrap: wrap; gap: var(--space-3) var(--space-5); align-items: center; justify-content: space-between; margin-top: var(--space-6); padding-top: var(--space-5); }
.composition-bridge p { margin: 0; font-family: var(--font-editorial); font-size: clamp(2rem, 1.5rem + 2vw, 3.25rem); }
.composition__layout, .composition__content { display: grid; gap: var(--space-6); }
.composition__copy > p:not(.eyebrow) { max-width: 37rem; }
.composition .supplier-note { color: var(--color-stone); }
.visual-placeholder--composition { min-height: clamp(19rem, 42vw, 30rem); }
.layer-list { margin: 0; padding: 0; list-style: none; }
.layer-list li { display: grid; grid-template-columns: 2.5rem 1fr; gap: var(--space-2); padding-block: 0.8rem; border-bottom: 1px solid rgb(207 195 179 / 18%); color: var(--color-warm-white); font-size: 0.875rem; }
.layer-list span { color: var(--color-stone); }
.lifestyle { background: var(--color-ivory); }
.lifestyle__layout { display: grid; gap: var(--space-5); }
.lifestyle__image { width: 100%; height: auto; aspect-ratio: 3 / 2; object-fit: cover; }
.lifestyle__copy { padding: var(--space-5); background: var(--color-warm-white); }
.brand-story { border-top: 1px solid rgb(207 195 179 / 18%); }
.brand-story__layout { display: grid; gap: var(--space-5); }
.brand-story__copy { max-width: var(--container-compact); }
.brand-story__copy p { color: var(--color-stone); }
.final-cta { position: relative; border-top: 1px solid rgb(207 195 179 / 18%); text-align: center; }
.final-cta__inner { max-width: var(--container-reading); }
.final-cta h2 { margin-inline: auto; }
.final-cta p:not(.eyebrow) { color: var(--color-stone); }
.button-group--center { justify-content: center; }
.site-footer--luxury { border-top: 1px solid var(--color-aged-bronze); background: var(--color-near-black); }
.site-footer__grid { display: grid; gap: var(--space-6); padding-block: var(--space-7); }
.site-footer__brand p { margin-top: var(--space-3); color: var(--color-stone); }
.footer-nav { display: grid; gap: var(--space-5); }
.footer-nav h2 { margin-bottom: var(--space-3); color: var(--color-stone); font-family: var(--font-functional); font-size: 0.6875rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; }
.footer-nav ul { margin: 0; padding: 0; list-style: none; }
.footer-nav a { display: inline-flex; min-width: 2.75rem; min-height: 2.75rem; align-items: center; color: var(--color-warm-white); font-size: 0.875rem; text-decoration: none; }
.footer-nav a:hover { color: var(--color-stone); }
.site-footer__legal { padding-block: var(--space-4); border-top: 1px solid rgb(207 195 179 / 18%); }
.site-footer__legal p { margin: 0; }

/* Phase 6 supporting pages */
.supporting-page main { display: block; }
.supporting-page .page-intro { min-height: clamp(28rem, 62vh, 42rem); }
.supporting-page .page-intro__summary { margin-bottom: var(--space-5); }
.page-actions { display: flex; flex-wrap: wrap; gap: var(--space-3); }
.about-story, .brand-principles, .contact-section { padding-block: var(--section-space); }
.about-story__layout, .contact-layout { display: grid; gap: var(--space-6); }
.about-story__copy { max-width: var(--container-compact); }
.about-story__copy p { color: var(--color-stone); }
.principle-grid { display: grid; gap: var(--space-4); }
.principle-grid article { padding: var(--space-5); border-top: 1px solid var(--color-aged-bronze); background: var(--color-ivory); }
.principle-grid span { display: block; margin-bottom: var(--space-5); color: var(--color-deep-bronze); font-size: 0.75rem; font-weight: 600; letter-spacing: 0.1em; }
.principle-grid h3 { margin-bottom: var(--space-3); }
.principle-grid p { margin-bottom: 0; color: var(--color-warm-gray); }
.contact-section { background: var(--color-ivory); }
.contact-layout > div > p:last-child { max-width: var(--container-compact); color: var(--color-warm-gray); }
.contact-panel { padding: var(--space-5); border-top: 1px solid var(--color-aged-bronze); background: var(--color-warm-white); box-shadow: var(--shadow-elevated); }
.contact-panel h3 { font-family: var(--font-editorial); font-size: clamp(1.75rem, 1.5rem + 1vw, 2.5rem); font-weight: 500; }
.contact-panel > p:not(.eyebrow) { color: var(--color-warm-gray); }

/* Phase 7A contact and pricing inquiry */
.contact-options-layout, .inquiry-layout { display: grid; gap: var(--space-7); }
.contact-options-copy { max-width: var(--container-compact); }
.contact-options-copy > p:last-child { color: var(--color-warm-gray); }
.contact-methods { display: grid; margin: 0; border-top: 1px solid var(--color-aged-bronze); font-style: normal; }
.contact-method { display: grid; grid-template-columns: minmax(5.5rem, 0.35fr) minmax(0, 1fr); gap: var(--space-1) var(--space-4); align-items: center; min-height: 7rem; padding-block: var(--space-4); border-bottom: var(--border-subtle); color: var(--color-charcoal); text-decoration: none; transition: color var(--transition-standard), padding-inline var(--transition-standard); }
.contact-method:hover { padding-inline: var(--space-2); color: var(--color-near-black); }
.contact-method span { color: var(--color-deep-bronze); font-size: 0.6875rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; }
.contact-method strong { min-width: 0; overflow-wrap: anywhere; font-family: var(--font-editorial); font-size: clamp(1.4rem, 1.15rem + 1vw, 2rem); font-weight: 500; line-height: 1.15; }
.contact-method small { grid-column: 2; color: var(--color-warm-gray); font-size: 0.75rem; }
.inquiry-section { padding-block: var(--section-space); background: var(--color-near-black); color: var(--color-warm-white); scroll-margin-top: var(--space-4); }
.inquiry-intro { max-width: 34rem; }
.inquiry-intro h2 { color: var(--color-warm-white); }
.inquiry-intro > p:not(.eyebrow) { color: var(--color-stone); }
.inquiry-intro .inquiry-privacy { margin-top: var(--space-5); padding-top: var(--space-4); border-top: 1px solid rgb(207 195 179 / 18%); font-size: 0.8125rem; }
.inquiry-form { display: grid; gap: var(--space-4); align-self: start; }
.form-field { min-width: 0; }
.form-field label, .form-field legend { display: block; margin-bottom: var(--space-2); color: var(--color-stone); font-size: 0.6875rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; }
.form-field .optional { color: var(--color-warm-gray); font-size: 0.625rem; }
.form-field input:not([type="radio"]), .form-field select, .form-field textarea { width: 100%; min-height: 3.25rem; padding: 0.8rem var(--space-3); border: 1px solid rgb(207 195 179 / 38%); border-radius: var(--radius-control); background: rgb(255 252 247 / 5%); color: var(--color-warm-white); transition: border-color var(--transition-standard), background var(--transition-standard); }
.form-field textarea { min-height: 9rem; resize: vertical; }
.form-field select { color-scheme: dark; }
.form-field select option { background: var(--color-near-black); color: var(--color-warm-white); }
.form-field input:not([type="radio"]):hover, .form-field select:hover, .form-field textarea:hover { border-color: var(--color-stone); }
.form-field input:not([type="radio"]):focus, .form-field select:focus, .form-field textarea:focus { border-color: var(--color-aged-bronze); background: rgb(255 252 247 / 8%); outline: 2px solid transparent; box-shadow: 0 0 0 2px var(--color-aged-bronze); }
.form-field [aria-invalid="true"]:not([type="radio"]) { border-color: var(--color-error); }
.field-hint, .field-error { min-height: 1.25rem; margin: var(--space-1) 0 0; font-size: 0.75rem; line-height: 1.5; }
.field-hint { color: var(--color-stone); }
.field-error { color: #efaaa4; }
.contact-preference { margin: 0; padding: 0; border: 0; }
.contact-preference__options { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-2); }
.contact-preference__options label { display: flex; min-height: 3.25rem; margin: 0; padding: var(--space-2) var(--space-3); align-items: center; justify-content: center; gap: var(--space-2); border: 1px solid rgb(207 195 179 / 38%); border-radius: var(--radius-control); color: var(--color-warm-white); cursor: pointer; letter-spacing: 0.04em; text-align: center; text-transform: none; }
.contact-preference__options label:has(input:checked) { border-color: var(--color-aged-bronze); background: rgb(138 106 75 / 25%); }
.contact-preference input { width: 1rem; height: 1rem; margin: 0; accent-color: var(--color-aged-bronze); }
.form-submit { display: flex; flex-wrap: wrap; gap: var(--space-3) var(--space-4); align-items: center; }
.form-status { min-height: 1.5rem; margin: 0; color: var(--color-stone); font-size: 0.8125rem; }

/* Phase 6B supporting-page refinements */
.mattress-presentation, .mattress-sizes, .mattress-construction { padding-block: var(--section-space); }
.mattress-presentation { background: var(--color-ivory); }
.mattress-presentation__layout, .mattress-construction__layout { display: grid; gap: var(--space-6); align-items: center; }
.mattress-presentation__copy { max-width: 32rem; }
.mattress-presentation__copy p:last-child, .mattress-sizes .section-heading p:last-child { color: var(--color-warm-gray); }
.mattress-presentation__figure, .mattress-construction__figure { margin: 0; }
.mattress-presentation__figure { display: grid; min-height: clamp(20rem, 50vw, 38rem); place-items: center; background: var(--color-sand); }
.mattress-presentation__figure img { width: 100%; height: auto; }
.mattress-sizes { background: var(--color-warm-white); }
.mattress-size-grid { display: grid; border-top: 1px solid var(--color-aged-bronze); }
.mattress-size-grid article { padding-block: var(--space-5); border-bottom: var(--border-subtle); }
.mattress-size-grid span { color: var(--color-deep-bronze); font-size: 0.6875rem; font-weight: 600; letter-spacing: 0.12em; }
.mattress-size-grid h3 { margin-block: var(--space-4) var(--space-2); font-family: var(--font-editorial); font-size: clamp(2rem, 1.5rem + 2vw, 3.25rem); font-weight: 500; text-transform: uppercase; }
.mattress-size-grid p { margin: 0; color: var(--color-warm-gray); font-size: 0.8125rem; letter-spacing: 0.04em; white-space: nowrap; }
.mattress-construction__copy > p:not(.eyebrow) { max-width: 34rem; color: var(--color-stone); }
.mattress-construction__figure { display: grid; place-items: center; }
.mattress-construction__figure img { width: 100%; height: auto; }

@media (min-width: 48rem) {
  .contact-page .page-intro { min-height: clamp(22rem, 48vh, 32rem); }
  .mattress-size-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .mattress-size-grid article { padding: var(--space-5); }
  .mattress-size-grid article:nth-child(odd) { padding-inline-start: 0; border-right: var(--border-subtle); }
}

@media (min-width: 64rem) {
  .mattress-presentation__layout { grid-template-columns: minmax(18rem, 0.65fr) minmax(0, 1.35fr); gap: var(--space-7); }
  .mattress-construction__layout { grid-template-columns: minmax(20rem, 0.72fr) minmax(0, 1.28fr); gap: var(--space-7); }
  .mattress-size-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .mattress-size-grid article { min-height: 15rem; padding: var(--space-5); border-right: var(--border-subtle); }
  .mattress-size-grid article:nth-child(odd) { padding-inline-start: var(--space-5); }
  .mattress-size-grid article:first-child { padding-inline-start: 0; }
  .mattress-size-grid article:last-child { border-right: 0; }
}

@media (max-width: 39.9375rem) {
  .site-footer__grid { gap: var(--space-5); padding-block: var(--space-6); }
  .site-footer__brand p { margin-top: var(--space-2); }
  .footer-nav { gap: var(--space-4); }
  .footer-nav h2 { margin-bottom: var(--space-2); }
  .footer-nav a { min-height: 2.75rem; }
  .site-footer__legal { padding-block: var(--space-3); }
}