/* LYXOMED — static site
   Soft gray + one teal. Clinical, not a template dump. */

:root {
  --bg: #f3f1ec;
  --bg-2: #eae7e0;
  --paper: #faf9f6;
  --ink: #1c1f21;
  --ink-2: #3d4246;
  --mute: #6a6f73;
  --line: #d4d0c7;
  --line-2: #c4bfb4;
  --teal: #1f6b66;
  --teal-ink: #154e4b;
  --teal-soft: #dcebe9;
  --teal-wash: #eef5f4;
  --white: #ffffff;
  --shadow: 0 18px 50px rgba(28, 31, 33, 0.08);
  --radius: 18px;
  --max: 1120px;
  --measure: 40rem;
  --serif: "Newsreader", "Iowan Old Style", "Palatino Linotype", Palatino, serif;
  --sans: "Figtree", "Avenir Next", "Segoe UI", sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--teal-ink); text-underline-offset: 0.18em; }

a:hover { color: var(--teal); }

:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 3px;
}

.skip {
  position: absolute;
  left: 1rem;
  top: -3rem;
  background: var(--ink);
  color: var(--white);
  padding: 0.5rem 0.8rem;
  z-index: 100;
}
.skip:focus { top: 1rem; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}

.header-inner,
.wrap {
  width: min(var(--max), calc(100% - 2.4rem));
  margin-inline: auto;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  min-height: 4.25rem;
}

.wordmark {
  font-family: var(--sans);
  font-weight: 650;
  letter-spacing: 0.18em;
  font-size: 0.92rem;
  text-decoration: none;
  color: var(--ink);
}

.wordmark:hover { color: var(--teal-ink); }

.nav {
  display: flex;
  align-items: center;
  gap: 1.35rem;
  font-size: 0.92rem;
}

.nav a {
  color: var(--ink-2);
  text-decoration: none;
}

.nav a:hover { color: var(--teal-ink); }

.nav-buy {
  color: var(--white) !important;
  background: var(--teal);
  padding: 0.48rem 0.85rem;
  border-radius: 999px;
  text-decoration: none;
}

.nav-buy:hover { background: var(--teal-ink); }

/* Type */
.kicker {
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--teal-ink);
  font-weight: 650;
  margin: 0 0 0.7rem;
}

h1, h2, h3 {
  font-family: var(--serif);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: var(--ink);
}

h1 { font-size: clamp(2.15rem, 5.4vw, 3.7rem); margin: 0 0 1rem; }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.45rem); margin: 0 0 0.85rem; }
h3 { font-size: 1.35rem; margin: 0 0 0.5rem; }

.lede {
  font-family: var(--serif);
  font-size: clamp(1.2rem, 2.2vw, 1.45rem);
  line-height: 1.45;
  color: var(--ink-2);
  max-width: 38rem;
}

.prose { max-width: var(--measure); color: var(--ink-2); }
.prose p { margin: 0 0 1rem; }
.prose p:last-child { margin-bottom: 0; }

.fine {
  font-size: 0.88rem;
  color: var(--mute);
  line-height: 1.5;
}

/* Buttons */
.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.4rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  text-decoration: none;
  border-radius: 999px;
  padding: 0.72rem 1.15rem;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1.5px solid transparent;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.btn-primary {
  background: var(--teal);
  color: var(--white);
}

.btn-primary:hover { background: var(--teal-ink); color: var(--white); }

.btn-ghost {
  background: transparent;
  color: var(--teal-ink);
  border-color: var(--teal);
}

.btn-ghost:hover { background: var(--teal-wash); color: var(--teal-ink); }

.btn .ext { font-size: 0.85em; opacity: 0.8; }

/* Hero */
.hero {
  padding: 3.2rem 0 2.6rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 3.2rem;
  align-items: center;
}

.hero-photo {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 22px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.hero-photo img { width: 100%; aspect-ratio: 1; object-fit: cover; }

.caption {
  font-size: 0.8rem;
  color: var(--mute);
  margin: 0.55rem 0 0;
}

/* Sections */
.band { padding: 4.2rem 0; }
.band + .band { border-top: 1px solid var(--line); }
.band-paper { background: var(--paper); }
.band-teal {
  background: var(--teal-ink);
  color: #e8f3f2;
}
.band-teal h2, .band-teal h3 { color: var(--white); }
.band-teal p { color: #d5e6e4; }
.band-teal a { color: #cde9e5; }

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.split-reverse .copy { order: 2; }

.frame {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--white);
}

.frame img { width: 100%; }

/* Cards */
.trio {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.1rem;
  margin-top: 2rem;
}

.card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1.25rem 1.3rem 1.35rem;
}

.card h3 { font-size: 1.2rem; }
.card p { margin: 0; color: var(--ink-2); font-size: 0.98rem; }

.sizes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
  margin-top: 1.8rem;
}

.size-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 18px;
  overflow: hidden;
}

.size-card img { width: 100%; aspect-ratio: 1; object-fit: cover; }

.size-card .pad { padding: 1.1rem 1.2rem 1.3rem; }
.size-card h3 { margin-bottom: 0.25rem; }
.size-card p { margin: 0 0 0.9rem; color: var(--ink-2); }

/* Quote */
.protocol {
  border-left: 3px solid var(--teal);
  padding: 0.15rem 0 0.15rem 1.15rem;
  margin: 1.25rem 0;
}

.protocol blockquote {
  margin: 0 0 0.45rem;
  font-family: var(--serif);
  font-size: 1.2rem;
  line-height: 1.4;
  color: var(--ink);
}

.protocol cite {
  font-style: normal;
  font-size: 0.82rem;
  color: var(--mute);
}

/* Heights */
.height-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin: 1.4rem 0;
}

.height {
  background: var(--teal-wash);
  border: 1px solid color-mix(in srgb, var(--teal) 18%, var(--line));
  border-radius: 14px;
  padding: 1.1rem 1.15rem;
}

.height strong {
  display: block;
  font-family: var(--serif);
  font-size: 1.7rem;
  font-weight: 500;
  color: var(--teal-ink);
}

.height span { color: var(--ink-2); font-size: 0.95rem; }

.note {
  background: var(--teal-wash);
  border-radius: 12px;
  padding: 0.9rem 1rem;
  font-size: 0.95rem;
  color: var(--ink-2);
}

/* Steps */
.steps {
  list-style: none;
  margin: 1.2rem 0 0;
  padding: 0;
  counter-reset: step;
}

.steps li {
  counter-increment: step;
  display: grid;
  grid-template-columns: 2rem 1fr;
  gap: 0.85rem;
  padding: 0.85rem 0;
  border-top: 1px solid var(--line);
  color: var(--ink-2);
}

.steps li::before {
  content: counter(step);
  font-family: var(--serif);
  font-size: 1.15rem;
  color: var(--teal-ink);
}

/* Specs */
.specs {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.98rem;
}

.specs th, .specs td {
  text-align: left;
  vertical-align: top;
  padding: 0.72rem 0.6rem 0.72rem 0;
  border-bottom: 1px solid var(--line);
}

.specs th {
  width: 34%;
  font-weight: 600;
  color: var(--ink);
}

.specs td { color: var(--ink-2); }

/* Research */
.cite-list {
  list-style: none;
  margin: 1.2rem 0 0;
  padding: 0;
  counter-reset: cite;
}

.cite-list li {
  counter-increment: cite;
  display: grid;
  grid-template-columns: 1.6rem 1fr;
  gap: 0.7rem;
  padding: 1rem 0;
  border-top: 1px solid var(--line);
  color: var(--ink-2);
  font-size: 0.96rem;
}

.cite-list li::before {
  content: counter(cite);
  font-family: var(--serif);
  color: var(--teal-ink);
}

.cite-list a { word-break: break-word; }

.agent-tools-note { margin-top: 1.6rem; }

/* Gallery */
.gallery { display: grid; gap: 0.75rem; }

.gallery-main {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.gallery-main img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
}

.thumbs {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0.45rem;
}

.thumbs button {
  padding: 0;
  border: 1.5px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: var(--white);
  cursor: pointer;
}

.thumbs button img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
}

.thumbs button[aria-current="true"] {
  border-color: var(--teal);
  box-shadow: 0 0 0 2px var(--teal-soft);
}

/* Product hero extras */
.meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin: 1.1rem 0 0.2rem;
}

.pill {
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  border: 1px solid var(--line-2);
  border-radius: 999px;
  padding: 0.28rem 0.62rem;
  color: var(--ink-2);
  background: var(--paper);
}

/* Product story */
.hero-specs {
  margin-top: 1.5rem;
}

.hero-specs th {
  width: 28%;
}

body.product .band {
  padding: 3.4rem 0;
}

.story-measure {
  max-width: 42rem;
}

.story-measure .prose,
.story-measure .protocol,
.story-measure .cite-list,
.story-measure .source-stack {
  max-width: none;
}

.sources-kicker {
  margin-top: 2.2rem;
}

/* Source stack — collapsed citations */
.source-stack {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-top: 1.8rem;
}

.source-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 12px;
}

.source-card summary {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: start;
  gap: 0.8rem;
  padding: 0.72rem 0.9rem;
  cursor: pointer;
  list-style: none;
}

.source-card summary::-webkit-details-marker {
  display: none;
}

.source-card summary::marker {
  content: "";
}

.source-card summary::after {
  content: "+";
  color: var(--mute);
  font-weight: 600;
  line-height: 1.35;
  font-size: 0.95rem;
}

.source-card[open] summary::after {
  content: "−";
}

.source-conclusion {
  display: block;
  font-weight: 650;
  color: var(--ink);
  line-height: 1.35;
  font-size: 0.94rem;
}

.source-name {
  display: block;
  margin-top: 0.18rem;
  font-size: 0.76rem;
  color: var(--mute);
  font-weight: 400;
}

.source-body {
  padding: 0.95rem 1rem 1.15rem;
  border-top: 1px solid var(--line);
}

.source-doc {
  margin: 0 0 0.4rem;
  font-size: 0.88rem;
  color: var(--ink-2);
}

.source-note {
  margin: 0 0 0.7rem;
  font-size: 0.78rem;
  color: var(--mute);
}

.source-excerpt {
  font-family: var(--serif);
  font-size: 1.02rem;
  line-height: 1.5;
  color: var(--ink);
  background: var(--white);
  border-left: 3px solid var(--teal);
  padding: 0.75rem 0.95rem;
  margin: 0 0 0.85rem;
}

.source-excerpt p {
  margin: 0 0 0.7rem;
}

.source-excerpt p:last-child {
  margin-bottom: 0;
}

.source-excerpt ul {
  margin: 0;
  padding-left: 1.15rem;
}

.source-excerpt li {
  margin: 0.35rem 0;
}

.source-cite {
  margin: 0 0 0.45rem;
  font-size: 0.8rem;
  color: var(--mute);
  line-height: 1.45;
}

.source-link {
  margin: 0;
  font-size: 0.86rem;
}

.source-link a {
  word-break: break-word;
}

.story-measure .prose + .prose {
  margin-top: 0.95rem;
}

.copy .prose + .prose {
  margin-top: 0.95rem;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 2.4rem 0 2.8rem;
  background: var(--bg-2);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 2rem;
}

.site-footer a { color: var(--ink-2); text-decoration: none; }
.site-footer a:hover { color: var(--teal-ink); text-decoration: underline; }
.site-footer ul { list-style: none; margin: 0.4rem 0 0; padding: 0; }
.site-footer li { margin: 0.28rem 0; }

.disclaimer {
  margin-top: 2rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--line);
  font-size: 0.82rem;
  color: var(--mute);
  max-width: 52rem;
}

/* 404 */
.page-404 {
  min-height: 62vh;
  display: grid;
  align-content: center;
  padding: 4rem 0;
}

/* Sticky buy on product (mobile) */
.sticky-buy {
  display: none;
}

/* Home honesty */
.honesty {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem 1.4rem;
  align-items: start;
}

.honesty .mark {
  width: 2.6rem;
  height: 2.6rem;
  border-radius: 50%;
  background: var(--teal-soft);
  color: var(--teal-ink);
  display: grid;
  place-items: center;
  font-family: var(--serif);
  font-size: 1.2rem;
}

@media (max-width: 880px) {
  .hero-grid,
  .split,
  .trio,
  .sizes,
  .height-pair,
  .footer-grid,
  .thumbs { grid-template-columns: 1fr 1fr; }

  .hero-grid { gap: 1.6rem; }
  .split-reverse .copy { order: 0; }
  .footer-grid { grid-template-columns: 1fr; gap: 1.3rem; }
}

@media (max-width: 640px) {
  .header-inner { min-height: 3.7rem; }
  .nav { gap: 0.75rem; }
  .nav a:not(.nav-buy) { display: none; }
  .hero { padding-top: 1.8rem; }
  .hero-grid,
  .trio,
  .sizes,
  .height-pair,
  .thumbs { grid-template-columns: 1fr; }
  .thumbs { grid-template-columns: repeat(4, 1fr); }
  .band { padding: 2.8rem 0; }
  .sticky-buy {
    display: flex;
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 30;
    gap: 0.5rem;
    padding: 0.7rem 0.9rem calc(0.7rem + env(safe-area-inset-bottom));
    background: color-mix(in srgb, var(--paper) 92%, transparent);
    backdrop-filter: blur(12px);
    border-top: 1px solid var(--line);
  }
  .sticky-buy .btn { flex: 1; justify-content: center; }
  body.product { padding-bottom: 5.2rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

.size-card h3 a {
  color: inherit;
  text-decoration: none;
}
.size-card h3 a:hover { color: var(--teal-ink); text-decoration: underline; }

.size-card .btn-row { margin-top: 0.2rem; }

/* FAQ — visible Q&A for humans and featured snippets */
.faq {
  margin-top: 1.6rem;
  max-width: 44rem;
}

.faq-item {
  padding: 1.15rem 0;
  border-top: 1px solid var(--line);
}

.faq-item:first-child { border-top: 0; padding-top: 0; }

.faq-item h3 {
  font-size: 1.28rem;
  margin: 0 0 0.55rem;
}

.faq-item p {
  margin: 0 0 0.75rem;
  color: var(--ink-2);
}

.faq-item p:last-child { margin-bottom: 0; }

.faq-more { margin-top: 1.4rem; }


/* Breadcrumb — small trail, not a section */
.crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.78rem;
  color: var(--mute);
  margin: 0 0 1.15rem;
}

.crumb a {
  color: var(--mute);
  text-decoration: none;
}

.crumb a:hover {
  color: var(--teal-ink);
  text-decoration: underline;
}

.crumb [aria-current="page"] {
  color: var(--ink-2);
}

/* FAQ list — tight stack, answers always open */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin: 1.4rem 0 0;
  padding: 0;
}

.faq-list > div {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.78rem 0.95rem 0.88rem;
}

.faq-list dt {
  margin: 0 0 0.28rem;
  font-size: 0.94rem;
  line-height: 1.35;
}

.faq-list dt strong {
  font-weight: 650;
  color: var(--ink);
}

.faq-list dd {
  margin: 0;
  color: var(--ink-2);
  font-size: 0.92rem;
  line-height: 1.5;
}


/* Homepage questions row */
.q-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.1rem;
  margin-top: 1.5rem;
  padding: 0;
  list-style: none;
}

.q-row li {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1.15rem 1.2rem 1.25rem;
}

.q-row a {
  font-family: var(--serif);
  font-size: 1.22rem;
  line-height: 1.25;
  color: var(--ink);
  text-decoration: none;
}

.q-row a:hover {
  color: var(--teal-ink);
  text-decoration: underline;
}

.q-row p {
  margin: 0.45rem 0 0;
  color: var(--ink-2);
  font-size: 0.92rem;
}

@media (max-width: 880px) {
  .q-row { grid-template-columns: 1fr; }
}

.questions-kicker { margin-top: 2.4rem; }

.steps + .prose { margin-top: 1.4rem; }