:root {
  --ink: #10344a;
  --ink-soft: #3d5b6d;
  --paper: #f3f8f9;
  --surface: #ffffff;
  --mist: #dceef0;
  --line: #bed4d8;
  --teal: #0e777b;
  --teal-deep: #07585d;
  --coral: #f06b4e;
  --sun: #f5cf58;
  --focus: #285bd4;
  --display: "Syne", "Arial Black", sans-serif;
  --body: "DM Sans", system-ui, sans-serif;
  --max: 78rem;
  color-scheme: light;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: var(--body); line-height: 1.6; }
body::before { content: ""; position: fixed; inset: 0; pointer-events: none; opacity: .32; background-image: radial-gradient(#4b7881 0.45px, transparent .45px); background-size: 8px 8px; z-index: -1; }
a { color: inherit; }
img, svg { display: block; max-width: 100%; }
button, input, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; }
.skip { position: fixed; left: 1rem; top: 1rem; background: white; padding: .75rem 1rem; transform: translateY(-180%); z-index: 50; }
.skip:focus { transform: none; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

.site-header { height: 4.6rem; padding: 0 clamp(1rem, 4vw, 4rem); border-bottom: 1px solid var(--line); display: flex; align-items: center; gap: 2.5rem; position: sticky; top: 0; z-index: 20; background: color-mix(in srgb, var(--paper) 92%, transparent); backdrop-filter: blur(16px); }
.brand { display: inline-flex; align-items: center; gap: .6rem; text-decoration: none; font-family: var(--display); letter-spacing: -.04em; font-size: 1.08rem; line-height: .9; white-space: nowrap; }
.brand strong { color: var(--teal); }
.brand-drop { width: 1.45rem; color: var(--coral); }
.desktop-nav { display: flex; gap: 1.7rem; margin-left: auto; }
.desktop-nav a, .search-link { font-size: .89rem; font-weight: 700; text-decoration: none; }
.desktop-nav a:hover, .search-link:hover { color: var(--teal); }
.nav-actions { display: flex; align-items: center; gap: 1rem; }
.nav-cta, .button.primary { text-decoration: none; background: var(--ink); color: white; padding: .7rem 1.05rem; border-radius: .3rem; font-weight: 700; }
.nav-cta:hover, .button.primary:hover { background: var(--teal-deep); }
.menu-button { display: none; border: 0; background: transparent; font-weight: 700; color: var(--ink); }
.mobile-menu { position: absolute; inset: 4.6rem 1rem auto; background: white; border: 1px solid var(--line); box-shadow: 0 1.2rem 3rem rgba(16, 52, 74, .15); padding: .6rem; }
.mobile-menu a { display: block; padding: .75rem; text-decoration: none; font-weight: 700; }

h1, h2, h3 { font-family: var(--display); letter-spacing: -.045em; line-height: .98; margin: 0; }
h1 { font-size: clamp(3rem, 7.2vw, 6.8rem); }
h2 { font-size: clamp(2rem, 4.3vw, 4rem); }
h3 { font-size: 1.35rem; line-height: 1.08; }
p { margin: 0; }
.eyebrow { font-size: .72rem; font-weight: 800; letter-spacing: .13em; color: var(--teal); }
.button { display: inline-flex; align-items: center; gap: .5rem; min-height: 2.9rem; }
.button.text { font-weight: 800; text-decoration: none; }
.button svg, .story svg, .amazon-link svg, .room-card > svg:last-child, .section-heading a svg { width: 1.2rem; }

.hero { max-width: var(--max); margin: 0 auto; min-height: calc(100vh - 4.6rem); padding: clamp(4rem, 10vh, 8rem) clamp(1.25rem, 5vw, 4rem) 5rem; display: grid; grid-template-columns: 1.08fr .92fr; align-items: center; gap: clamp(2rem, 7vw, 7rem); }
.hero-copy h1 { margin: 1.2rem 0 1.5rem; }
.hero-copy h1 em { color: var(--coral); font-style: normal; }
.hero-dek { max-width: 39rem; color: var(--ink-soft); font-size: clamp(1.05rem, 1.6vw, 1.28rem); }
.hero-actions { display: flex; gap: 1.4rem; align-items: center; margin-top: 2.2rem; }
.hero-instrument { position: relative; padding: 2.2rem 2rem 1.7rem; background: var(--surface); border: 1px solid var(--line); box-shadow: .75rem .75rem 0 var(--mist); }
.hero-instrument::before { content: ""; position: absolute; width: .8rem; height: .8rem; border: 2px solid var(--line); border-radius: 50%; left: 1rem; top: 1rem; }
.instrument-label { display: block; text-align: right; font-size: .72rem; font-weight: 800; letter-spacing: .06em; color: var(--ink-soft); }
.humidity-gauge svg { width: 100%; overflow: visible; }
.gauge-track { fill: none; stroke: var(--mist); stroke-width: 19; stroke-linecap: round; }
.gauge-safe { fill: none; stroke: var(--teal); stroke-width: 19; stroke-linecap: round; }
.gauge-needle { stroke: var(--coral); stroke-width: 4; stroke-linecap: round; transform-origin: 120px 124px; }
.humidity-gauge circle { fill: var(--ink); }
.humidity-gauge text { fill: var(--ink-soft); font: 700 10px var(--body); letter-spacing: .12em; }
.humidity-gauge .gauge-number { fill: var(--ink); font: 800 36px var(--display); letter-spacing: -.06em; }
.humidity-gauge .gauge-unit { fill: var(--teal); font: 800 10px var(--body); }
.instrument-note { border-top: 1px solid var(--line); padding-top: 1.1rem; display: grid; grid-template-columns: 6rem 1fr; gap: 1.2rem; align-items: start; }
.instrument-note strong { font: 800 1.3rem var(--display); color: var(--teal); }
.instrument-note span { font-size: .86rem; color: var(--ink-soft); }

.room-strip, .recommended, .latest, .archive { max-width: var(--max); margin: 0 auto; padding: 6rem clamp(1.25rem, 5vw, 4rem); }
.section-heading { margin-bottom: 2.5rem; }
.section-heading h2 { margin-top: .7rem; max-width: 44rem; }
.section-heading.row { display: flex; align-items: end; justify-content: space-between; gap: 2rem; }
.section-heading a { display: inline-flex; align-items: center; gap: .5rem; font-weight: 800; text-decoration: none; }
.room-grid { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line); }
.room-card { background: rgba(255,255,255,.66); min-height: 19rem; padding: 1.5rem; text-decoration: none; display: flex; flex-direction: column; border-right: 1px solid var(--line); transition: background .2s, transform .2s; }
.room-card:last-child { border-right: 0; }
.room-card:hover { background: white; transform: translateY(-.35rem); }
.room-card > svg:first-child { width: 2.7rem; color: var(--teal); margin-bottom: auto; }
.room-card > span { font-size: .72rem; font-weight: 800; letter-spacing: .1em; color: var(--coral); text-transform: uppercase; }
.room-card > strong { font: 700 1.35rem var(--display); letter-spacing: -.03em; margin: .45rem 0; }
.room-card p { color: var(--ink-soft); font-size: .9rem; }
.room-card > svg:last-child { margin-top: 1rem; }

.finder { background: var(--ink); color: white; padding: 6rem max(clamp(1.25rem, 5vw, 4rem), calc((100vw - var(--max))/2 + 4rem)); display: grid; grid-template-columns: .78fr 1.22fr; gap: 5rem; align-items: start; }
.finder .eyebrow { color: var(--sun); }
.finder-intro h2 { margin: .8rem 0 1.3rem; }
.finder-intro > p:last-child { color: #bcd0d9; max-width: 30rem; }
.finder-panel { background: white; color: var(--ink); padding: 1.4rem; min-height: 27rem; box-shadow: .75rem .75rem 0 var(--teal); }
.finder-progress { display: grid; grid-template-columns: repeat(4, 1fr); gap: .4rem; font-size: .58rem; font-weight: 800; letter-spacing: .08em; color: #748d99; position: relative; padding-bottom: 1rem; border-bottom: 1px solid var(--line); }
.finder-progress i { position: absolute; left: 0; bottom: -1px; width: var(--progress, 25%); height: 3px; background: var(--coral); transition: width .25s; }
.finder-stage { padding: 2rem .4rem .4rem; }
.finder-stage h3 { font-size: clamp(1.8rem, 3vw, 2.6rem); margin-bottom: 1.3rem; }
.finder-options { display: grid; grid-template-columns: 1fr 1fr; gap: .7rem; }
.finder-options button { text-align: left; border: 1px solid var(--line); background: var(--paper); color: var(--ink); padding: 1rem; min-height: 5rem; cursor: pointer; }
.finder-options button:hover { border-color: var(--teal); background: var(--mist); }
.finder-options button strong, .finder-options button span { display: block; }
.finder-options button span { font-size: .8rem; color: var(--ink-soft); margin-top: .2rem; }
.finder-result { display: grid; grid-template-columns: 1fr auto; gap: 1rem; }
.finder-result .score { font: 800 3rem var(--display); color: var(--teal); }
.finder-result p { color: var(--ink-soft); margin: .8rem 0 1.2rem; }
.finder-result a { font-weight: 800; }
.finder-restart { margin-top: 1.2rem; border: 0; padding: 0; background: none; color: var(--teal); text-decoration: underline; cursor: pointer; }

.editorial-split { max-width: var(--max); margin: 0 auto; padding: 7rem clamp(1.25rem, 5vw, 4rem); display: grid; grid-template-columns: .8fr 1.2fr; gap: 6rem; }
.editorial-split h2 { margin-top: .8rem; }
.method-steps { border-top: 1px solid var(--line); }
.method-steps > div { display: grid; grid-template-columns: 2rem 12rem 1fr; gap: 1rem; padding: 1.4rem 0; border-bottom: 1px solid var(--line); }
.method-steps span { color: var(--coral); font-weight: 800; }
.method-steps strong { font-family: var(--display); line-height: 1.2; }
.method-steps p { color: var(--ink-soft); }

.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--line); background: var(--line); gap: 1px; }
.product-grid.two { grid-template-columns: 1fr 1fr; margin-top: 4rem; }
.product-card { padding: 1.6rem; background: var(--surface); display: flex; flex-direction: column; min-width: 0; }
.product-top { display: flex; justify-content: space-between; align-items: start; min-height: 4rem; }
.product-top > span { background: var(--mist); color: var(--teal-deep); padding: .28rem .5rem; font-size: .68rem; font-weight: 800; }
.product-top > strong { font: 800 2.4rem var(--display); color: var(--coral); }
.product-top small, .duel small { font: 700 .7rem var(--body); color: var(--ink-soft); }
.product-card h3 { margin-bottom: .8rem; }
.product-card > p { color: var(--ink-soft); font-size: .9rem; }
.product-card dl { margin: 1.4rem 0; border-top: 1px solid var(--line); }
.product-card dl div { padding: .7rem 0; border-bottom: 1px solid var(--line); }
.product-card dt { font-size: .65rem; font-weight: 800; letter-spacing: .08em; color: var(--teal); text-transform: uppercase; }
.product-card dd { margin: .15rem 0 0; font-size: .82rem; }
.product-card .watch { padding: .8rem; background: #fff5e8; color: #6e4b30; margin: auto 0 1rem; }
.product-card .affiliate-note { color: var(--ink-soft); font-size: .7rem; line-height: 1.4; margin: 0 0 .65rem; }
.amazon-actions { display: grid; gap: .5rem; }
.amazon-link { display: inline-flex; align-items: center; justify-content: space-between; gap: .5rem; color: white; background: var(--teal-deep); padding: .75rem .85rem; text-decoration: none; font-size: .82rem; font-weight: 800; }
.amazon-link:hover { background: var(--ink); }
.amazon-link.secondary { color: var(--teal-deep); background: var(--mist); border: 1px solid var(--line); }
.amazon-link.secondary:hover { color: white; background: var(--ink); }

.story-list { border-top: 1px solid var(--line); }
.story { position: relative; padding: 1.5rem 3rem 1.5rem 0; border-bottom: 1px solid var(--line); text-decoration: none; display: grid; grid-template-columns: 8rem minmax(15rem, 1fr) 1.2fr; gap: 2rem; align-items: start; }
.story > span { color: var(--coral); font-size: .7rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.story p { color: var(--ink-soft); }
.story > i { position: absolute; right: .3rem; top: 1.6rem; transition: transform .2s; }
.story:hover h3 { color: var(--teal); }
.story:hover > i { transform: translateX(.3rem); }

.page-hero, .article-hero { max-width: var(--max); margin: 0 auto; padding: clamp(5rem, 11vw, 9rem) clamp(1.25rem, 5vw, 4rem) 4rem; }
.page-hero h1 { max-width: 64rem; margin: .7rem 0 1.4rem; }
.page-hero > p:last-child, .article-hero > p { color: var(--ink-soft); font-size: 1.1rem; max-width: 46rem; }
.breadcrumbs { display: flex; flex-wrap: wrap; gap: .55rem; font-size: .72rem; margin-bottom: 3rem; color: var(--ink-soft); }
.breadcrumbs a { text-decoration: none; }
.article-hero h1 { max-width: 68rem; margin: 1rem 0 1.5rem; font-size: clamp(3rem, 6vw, 6rem); }
.article-hero .evidence-badge { display: flex; align-items: center; gap: .8rem; margin-top: 2rem; font-size: .75rem; }
.evidence-badge span { color: var(--ink-soft); }
.evidence-badge strong { border-left: 3px solid var(--coral); padding-left: .8rem; }

.compare-tool { max-width: calc(var(--max) - 8rem); margin: 0 auto 3rem; background: var(--ink); color: white; padding: clamp(1rem, 3vw, 2.5rem); }
.compare-controls { display: grid; grid-template-columns: 1fr auto 1fr; align-items: end; gap: 1rem; }
.compare-controls label { font-size: .72rem; font-weight: 800; letter-spacing: .08em; }
.compare-controls select { width: 100%; display: block; margin-top: .4rem; height: 3rem; border: 1px solid #7592a1; background: white; color: var(--ink); padding: 0 .7rem; }
.compare-controls button { width: 3rem; height: 3rem; border: 0; background: var(--coral); color: white; font-size: 1.4rem; cursor: pointer; }
.compare-output { margin-top: 2rem; display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: #62808d; }
.compare-output > div { background: #143e55; padding: 1.3rem; }
.compare-output h2 { font-size: 1.5rem; margin: .4rem 0; }
.compare-output strong { color: var(--sun); font: 800 2rem var(--display); }
.compare-output p { color: #c8d9df; font-size: .88rem; }
.compare-output .compare-affiliate-note { margin-top: 1.2rem; color: #a9c2cc; font-size: .65rem; line-height: 1.4; }
.compare-amazon-link { display: flex; align-items: center; justify-content: space-between; gap: .75rem; margin-top: .55rem; padding: .75rem .8rem; background: var(--sun); color: var(--ink); text-decoration: none; font-size: .78rem; font-weight: 800; }
.compare-amazon-link:hover { background: white; }
.compare-amazon-link span { font-size: .62rem; letter-spacing: .04em; white-space: nowrap; }
.compare-table { grid-column: 1 / -1; width: 100%; border-collapse: collapse; background: white; color: var(--ink); }
.compare-table th, .compare-table td { border-bottom: 1px solid var(--line); padding: .7rem; text-align: left; font-size: .8rem; }

.verdict { max-width: var(--max); margin: 0 auto; padding: 3rem clamp(1.25rem, 5vw, 4rem); background: var(--ink); color: white; display: grid; grid-template-columns: 1fr auto; gap: 3rem; align-items: center; }
.verdict h2 { font-size: clamp(1.8rem, 3.6vw, 3.1rem); margin: .6rem 0 1rem; max-width: 55rem; }
.verdict p { color: #c8d9df; max-width: 50rem; }
.verdict-score { display: grid; grid-template-columns: auto 6rem; align-items: end; gap: .7rem; }
.verdict-score strong { font: 800 clamp(4rem, 9vw, 7rem) var(--display); line-height: .8; color: var(--sun); }
.verdict-score span { font-size: .65rem; font-weight: 800; letter-spacing: .08em; }
.article-grid { max-width: var(--max); margin: 0 auto; padding: 5rem clamp(1.25rem, 5vw, 4rem); display: grid; grid-template-columns: minmax(0, 1fr) 22rem; gap: 5rem; align-items: start; }
.prose { font-size: 1.05rem; }
.prose.wide, .prose.info { max-width: 52rem; margin: 0 auto; padding: 4rem 1.25rem; }
.prose h2 { font-size: clamp(1.8rem, 3vw, 2.7rem); margin: 3rem 0 1rem; }
.prose h2:first-child { margin-top: 0; }
.prose p { color: var(--ink-soft); margin: 0 0 1.2rem; }
.prose strong { color: var(--ink); }
.spec-sheet { background: var(--surface); border-top: 5px solid var(--coral); padding: 1.4rem; position: sticky; top: 6rem; }
.spec-sheet h2 { font-size: 1.4rem; margin-bottom: 1rem; }
.spec-sheet dl { margin: 0; }
.spec-sheet dl div { border-top: 1px solid var(--line); padding: .75rem 0; }
.spec-sheet dt { font-size: .66rem; color: var(--teal); text-transform: uppercase; font-weight: 800; }
.spec-sheet dd { margin: .2rem 0 0; font-size: .86rem; }
.article > .product-card { max-width: 48rem; margin: 0 auto 5rem; border: 1px solid var(--line); }

.duel { max-width: var(--max); margin: 0 auto; padding: 3rem clamp(1.25rem, 5vw, 4rem); display: grid; grid-template-columns: 1fr 1.5fr 1fr; gap: 2rem; background: white; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.duel > div:first-child, .duel > div:last-child { display: flex; flex-direction: column; }
.duel > div > span { color: var(--teal); font-size: .72rem; font-weight: 800; }
.duel h2 { font-size: 1.7rem; margin: .5rem 0; }
.duel > div > strong { font: 800 3.2rem var(--display); color: var(--coral); }
.duel p { color: var(--ink-soft); font-size: .88rem; margin-top: 1rem; }
.duel-middle > span { display: block; text-align: center; }
.score-rows { margin-top: .6rem; }
.score-rows > div { display: grid; grid-template-columns: 4.6rem 1fr 1.8rem 1.8rem 1fr; gap: .4rem; align-items: center; padding: .4rem 0; border-bottom: 1px solid var(--line); font-size: .68rem; }
.score-rows i { height: .32rem; background: var(--mist); position: relative; }
.score-rows i b { display: block; height: 100%; margin-left: auto; background: var(--teal); }
.score-rows i.right b { margin: 0; background: var(--coral); }

.faq, .sources { max-width: 52rem; margin: 2rem auto 5rem; padding: 0 1.25rem; }
.faq h2 { margin: .7rem 0 1.5rem; }
.faq details { border-top: 1px solid var(--line); padding: 1rem 0; }
.faq details:last-child { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; font-weight: 800; }
.faq details p { color: var(--ink-soft); padding: .8rem 1.5rem 0 0; }
.sources { background: var(--mist); padding: 1.5rem; }
.sources h2 { font-size: 1.5rem; }
.sources p, .sources li { color: var(--ink-soft); font-size: .86rem; }
.sources ul { margin-bottom: 0; }
.search-box { display: block; margin-top: 2rem; }
.search-box input { width: min(100%, 48rem); height: 4rem; border: 2px solid var(--ink); background: white; padding: 0 1rem; font-size: 1.05rem; }

.site-footer { background: #092b3f; color: white; padding: 4rem max(clamp(1.25rem, 5vw, 4rem), calc((100vw - var(--max))/2 + 4rem)) 2rem; display: grid; grid-template-columns: 1.4fr .6fr .6fr; gap: 3rem; }
.site-footer .brand { margin-bottom: 1rem; }
.site-footer .brand strong { color: var(--sun); }
.site-footer > div:first-child p { color: #b7ccd4; max-width: 25rem; }
.site-footer > div:not(:first-child) { display: flex; flex-direction: column; gap: .45rem; }
.site-footer a { text-decoration: none; }
.site-footer a:hover { color: var(--sun); }
.footer-note { grid-column: 1 / -1; color: #b7ccd4; font-size: .78rem; border-top: 1px solid #345467; padding-top: 1.3rem; }
.copyright { grid-column: 1 / -1; font-size: .72rem; color: #839faa; }

@media (max-width: 64rem) {
  .desktop-nav, .nav-actions .search-link, .nav-cta { display: none; }
  .nav-actions { margin-left: auto; }
  .menu-button { display: block; }
  .hero { grid-template-columns: 1fr; min-height: auto; }
  .hero-instrument { max-width: 36rem; }
  .room-grid { grid-template-columns: 1fr 1fr; }
  .room-card:nth-child(2) { border-right: 0; }
  .room-card:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .finder, .editorial-split { grid-template-columns: 1fr; gap: 3rem; }
  .product-grid { grid-template-columns: 1fr 1fr; }
  .article-grid { grid-template-columns: 1fr; gap: 2rem; }
  .spec-sheet { position: static; }
  .duel { grid-template-columns: 1fr 1fr; }
  .duel-middle { grid-column: 1 / -1; grid-row: 2; }
}

@media (max-width: 42rem) {
  .site-header { height: 4rem; }
  .mobile-menu { top: 4rem; }
  .hero { padding-top: 4rem; }
  .hero-actions { align-items: flex-start; flex-direction: column; }
  .hero-instrument { padding: 1.3rem 1rem; box-shadow: .4rem .4rem 0 var(--mist); }
  .instrument-note { grid-template-columns: 1fr; gap: .3rem; }
  .room-strip, .recommended, .latest, .archive { padding-top: 4rem; padding-bottom: 4rem; }
  .room-grid, .product-grid, .product-grid.two { grid-template-columns: 1fr; }
  .room-card { min-height: 16rem; border-right: 0; border-bottom: 1px solid var(--line); }
  .room-card:last-child { border-bottom: 0; }
  .finder { padding-top: 4rem; padding-bottom: 4rem; }
  .finder-options { grid-template-columns: 1fr; }
  .method-steps > div { grid-template-columns: 2rem 1fr; }
  .method-steps p { grid-column: 2; }
  .section-heading.row { align-items: start; flex-direction: column; }
  .story { grid-template-columns: 1fr; gap: .45rem; padding-right: 2.2rem; }
  .story p { font-size: .9rem; }
  .page-hero, .article-hero { padding-top: 4rem; }
  .compare-controls { grid-template-columns: 1fr; }
  .compare-controls button { transform: rotate(90deg); justify-self: center; }
  .compare-output { grid-template-columns: 1fr; }
  .compare-table { grid-column: 1; display: block; overflow-x: auto; }
  .verdict { grid-template-columns: 1fr; }
  .verdict-score { justify-content: start; }
  .duel { grid-template-columns: 1fr; }
  .duel-middle { grid-column: 1; grid-row: auto; order: 3; }
  .site-footer { grid-template-columns: 1fr 1fr; }
  .site-footer > div:first-child { grid-column: 1 / -1; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}