:root {
  color-scheme: light;
  --surface: #ffffff;
  --surface-soft: #f8fbf9;
  --ink: #303638;
  --muted: #66706d;
  --line: #d6e2dc;
  --line-strong: #b9d9ca;
  --blue: #49bb86;
  --blue-dark: #176b47;
  --blue-soft: #eaf7f1;
  --catalog-green: #49bb86;
  --catalog-green-dark: #176b47;
  --footer: #17392d;
  --shadow: 0 14px 36px rgba(35, 79, 59, .09);
  --shadow-soft: 0 7px 22px rgba(35, 79, 59, .06);
  --radius: 14px;
  --radius-large: 18px;
  --section-space: clamp(2rem, 3.2vw, 2.9rem);
  --shell: 1160px;
  --reading: 820px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--surface);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-wrap: break-word;
}
a { color: var(--blue-dark); text-underline-offset: 3px; }
a:hover { color: var(--blue); }
img { max-width: 100%; height: auto; }
button, input { font: inherit; }
:focus-visible { outline: 3px solid #12623f; outline-offset: 3px; }
[id] { scroll-margin-top: 96px; }
.skip-link { position: fixed; left: 1rem; top: -6rem; z-index: 100; background: var(--ink); color: white; padding: .7rem 1rem; border-radius: 0 0 8px 8px; }
.skip-link:focus { top: 0; }
.shell { width: min(calc(100% - 2.5rem), var(--shell)); margin-inline: auto; }

.site-header { background: var(--catalog-green-dark); border-bottom: 1px solid rgba(10, 62, 39, .25); position: sticky; top: 0; z-index: 20; box-shadow: 0 5px 18px rgba(26, 92, 64, .12); }
.header-row { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.brand { display: inline-flex; align-items: center; gap: .7rem; color: white; text-decoration: none; font-weight: 820; letter-spacing: -.02em; white-space: nowrap; }
.brand-mark { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 10px; background: white; color: var(--catalog-green-dark); font-size: .78rem; letter-spacing: .04em; box-shadow: 0 5px 14px rgba(22, 91, 62, .14); }
.nav-list { display: flex; align-items: center; gap: .25rem; list-style: none; margin: 0; padding: 0; }
.nav-list a { display: flex; align-items: center; min-height: 44px; padding: .55rem .62rem; border-radius: 9px; color: white; font-size: .85rem; text-decoration: none; }
.nav-list a:hover, .nav-list a[aria-current="page"] { background: rgba(255,255,255,.18); color: white; }
.mobile-menu { display: none; position: relative; }
.mobile-menu summary { cursor: pointer; min-height: 44px; min-width: 56px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 10px; background: var(--surface); font-weight: 700; }
.mobile-menu ul { position: absolute; right: 0; width: min(82vw, 320px); padding: .6rem; margin: .5rem 0 0; list-style: none; background: var(--surface); border: 1px solid var(--line); border-radius: 14px; box-shadow: var(--shadow); }
.mobile-menu a { display: flex; align-items: center; min-height: 44px; padding: .65rem .75rem; color: var(--ink); text-decoration: none; border-radius: 8px; }
.language-menu { position: relative; flex: 0 0 auto; }
.language-menu summary { cursor: pointer; min-height: 44px; display: flex; align-items: center; padding: .55rem .7rem; border: 1px solid rgba(255,255,255,.55); border-radius: 10px; background: white; color: var(--catalog-green-dark); font-size: .82rem; font-weight: 760; list-style: none; }
.language-menu summary::-webkit-details-marker { display: none; }
.language-menu summary::after { content: "▾"; margin-left: .45rem; color: var(--blue); font-size: .7rem; }
.language-popover { position: absolute; right: 0; top: calc(100% + .55rem); z-index: 30; width: min(520px, calc(100vw - 1.25rem)); max-height: min(68vh, 520px); overflow: auto; padding: .65rem; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); box-shadow: var(--shadow); }
.language-popover ul { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .2rem; margin: 0; padding: 0; list-style: none; }
.language-popover a { display: block; padding: .48rem .55rem; border-radius: 7px; color: var(--ink); text-decoration: none; font-size: .8rem; }
.language-popover a:hover, .language-popover a[aria-current="page"] { background: var(--blue-soft); color: var(--blue-dark); }

.hero { position: relative; overflow: hidden; padding: clamp(2.3rem, 4vw, 3.6rem) 0 2.4rem; background: var(--surface); }
.hero::after { display: none; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(320px, .78fr); align-items: center; gap: clamp(1.5rem, 4vw, 4rem); }
.eyebrow { margin: 0 0 .75rem; color: var(--blue-dark); font-size: .78rem; font-weight: 850; letter-spacing: .14em; text-transform: uppercase; }
h1, h2, h3 { line-height: 1.12; letter-spacing: -.035em; }
html:not([lang="en"]) h1, html:not([lang="en"]) h2, html:not([lang="en"]) h3 { hyphens: auto; overflow-wrap: anywhere; }
h1 { max-width: 850px; margin: 0; font-size: clamp(1.95rem, 3.1vw, 3rem); font-weight: 820; }
h2 { margin: 0; font-size: clamp(1.55rem, 2.6vw, 2.15rem); line-height: 1.18; letter-spacing: -.026em; }
h3 { margin: 0; font-size: 1.24rem; }
.hero-lede { max-width: 720px; margin: 1rem 0 0; color: #505957; font-size: clamp(1.05rem, 1.6vw, 1.25rem); }
.trust-line { margin: 1rem 0 0; padding: .8rem .9rem; border-left: 4px solid var(--catalog-green); border-radius: 0 10px 10px 0; background: white; color: #4f5855; font-size: .91rem; }
.hero-actions, .button-row { display: flex; flex-wrap: wrap; align-items: center; gap: .6rem; margin-top: 1.1rem; }
.button { display: inline-flex; justify-content: center; align-items: center; min-height: 46px; padding: .68rem 1rem; border: 1px solid var(--line-strong); border-radius: 11px; background: var(--surface); color: var(--ink); text-decoration: none; font-weight: 760; font-size: .92rem; box-shadow: 0 2px 8px rgba(35,79,59,.04); transition: border-color .2s ease, background .2s ease, color .2s ease, transform .2s ease, box-shadow .2s ease; }
.button:hover { border-color: var(--catalog-green); color: var(--catalog-green-dark); transform: translateY(-1px); box-shadow: var(--shadow-soft); }
.button-primary { background: var(--catalog-green-dark); border-color: var(--catalog-green-dark); color: white; box-shadow: 0 8px 22px rgba(35,127,88,.18); }
.button-primary:hover { background: var(--blue-dark); color: white; }
.button-quiet { background: transparent; }

.research-card { position: relative; background: var(--surface); color: var(--ink); border: 1px solid var(--line-strong); border-radius: var(--radius-large); padding: 1.2rem; box-shadow: var(--shadow); }
.research-card::before { display: none; }
.research-card-head { display: flex; align-items: center; justify-content: space-between; padding-bottom: .8rem; border-bottom: 1px solid var(--line); }
.research-card-head span { color: var(--muted); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; }
.research-card-head strong { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .8rem; color: var(--catalog-green-dark); }
.research-steps { list-style: none; margin: .8rem 0 0; padding: 0; display: grid; gap: .68rem; }
.research-steps li { display: grid; grid-template-columns: 38px 1fr; gap: .75rem; align-items: start; }
.research-steps b { display: grid; place-items: center; width: 34px; height: 34px; border: 1px solid #a8d9c2; border-radius: 50%; color: var(--catalog-green-dark); font-size: .75rem; }
.research-steps strong { display: block; font-size: .95rem; }
.research-steps small { display: block; margin-top: .1rem; color: var(--muted); line-height: 1.45; }

.catalog-strip { position: relative; z-index: 2; margin-bottom: 0; padding: 1.1rem 0; border-block: 1px solid var(--line); background: var(--blue-soft); }
.catalog-search { background: var(--surface); border: 1px solid var(--line-strong); border-radius: var(--radius-large); padding: 1rem; box-shadow: var(--shadow); }
.catalog-search-grid { display: grid; grid-template-columns: .72fr 1.5fr; gap: 1.2rem; align-items: center; }
.catalog-search label { display: block; font-weight: 800; }
.catalog-search .search-copy { color: var(--muted); font-size: .88rem; margin: .15rem 0 0; }
.search-row { display: grid; grid-template-columns: minmax(0, 1fr) 46px auto; gap: 0; overflow: hidden; background: white; border: 2px solid var(--catalog-green); border-radius: 999px; transition: box-shadow .2s ease, border-color .2s ease; }
.search-row:focus-within { border-color: var(--catalog-green-dark); box-shadow: 0 0 0 3px rgba(69, 187, 135, .2); }
.search-row input { min-width: 0; min-height: 58px; border: 0; border-radius: 999px 0 0 999px; padding: 0 1.2rem; background: white; color: var(--ink); }
.search-row input:focus-visible { outline: 0; }
.camera-mark { position: relative; display: block; min-height: 58px; color: #77807d; }
.camera-mark::before { content: ""; position: absolute; left: 50%; top: 50%; width: 23px; height: 16px; border: 2px solid currentColor; border-radius: 3px; transform: translate(-50%, -45%); }
.camera-mark::after { content: ""; position: absolute; left: 50%; top: 50%; width: 7px; height: 7px; border: 2px solid currentColor; border-radius: 50%; transform: translate(-50%, -38%); }
.search-row button { min-height: 58px; border: 0; border-radius: 0; padding: 0 1.7rem; background: var(--catalog-green-dark); color: white; font-weight: 800; white-space: nowrap; cursor: pointer; transition: background .2s ease; }
.search-row button:hover { background: #0f5537; }
.micro-note { grid-column: 2; margin: -.75rem 0 0; color: var(--muted); font-size: .78rem; }

.quick-answer { padding: 1.75rem 0; background: var(--surface); color: var(--ink); border-bottom: 1px solid var(--line); }
.quick-grid { display: grid; grid-template-columns: .55fr 1.45fr; gap: 1.5rem; }
.quick-grid > strong { color: var(--catalog-green-dark); font-size: .78rem; letter-spacing: .13em; text-transform: uppercase; }
.quick-grid p { margin: 0 0 .65rem; max-width: 820px; font-size: clamp(1.05rem, 2vw, 1.28rem); }
.quick-grid p:last-child { margin-bottom: 0; color: var(--muted); }

.section { padding: var(--section-space) 0; border-bottom: 1px solid var(--line); background: var(--surface); }
.section-white { background: var(--surface); }
.section-blue { background: var(--blue-soft); }
.section-head { display: grid; grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr); gap: clamp(1.1rem, 3vw, 2.8rem); align-items: start; margin-bottom: 1.2rem; padding-left: 1rem; border-left: 4px solid var(--catalog-green); }
.section-head p { margin: .15rem 0 0; color: var(--muted); }
.definition-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--line); box-shadow: var(--shadow-soft); }
.definition { min-height: 190px; padding: 1.1rem; background: var(--surface); }
.definition span { display: inline-block; color: var(--blue-dark); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .72rem; }
.definition h3 { margin-top: 1.5rem; }
.definition p { margin: .65rem 0 0; color: var(--muted); font-size: .94rem; }
.step-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: .85rem; counter-reset: step; }
.step-card { counter-increment: step; position: relative; min-height: 215px; padding: 1.1rem; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-soft); }
.step-card::before { content: "0" counter(step); display: inline-block; margin-bottom: 2.2rem; color: var(--catalog-green-dark); font: 800 .82rem/1 ui-monospace, SFMono-Regular, Menlo, monospace; }
.step-card p { color: var(--muted); margin: .65rem 0 0; font-size: .92rem; }

.category-section { background: #fff; }
.category-section-head, .brand-section-head { display: flex; align-items: end; justify-content: space-between; gap: 1.25rem; margin-bottom: .7rem; }
.category-section-head > div, .brand-section-head > div { padding-left: 1rem; border-left: 4px solid var(--catalog-green); }
.category-section-head .eyebrow, .brand-section-head .eyebrow { margin-bottom: .2rem; color: var(--catalog-green-dark); }
.category-section-head h2, .brand-section-head h2 { margin: 0; font-weight: 760; }
.category-section-head > a, .brand-section-head > a { color: var(--catalog-green-dark); font-weight: 720; text-decoration: none; }
.category-section-head > a:hover, .brand-section-head > a:hover { color: var(--catalog-green); text-decoration: underline; }
.category-intro, .brand-intro { max-width: 800px; margin: 0 0 .85rem; color: var(--muted); }
.category-grid { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: .75rem; }
.category-card { display: flex; flex-direction: column; align-items: center; min-height: 225px; padding: 1rem .85rem; border: 1px solid var(--line-strong); border-radius: var(--radius); background: var(--surface); color: var(--ink); text-align: center; text-decoration: none; box-shadow: var(--shadow-soft); transition: border-color .2s ease, transform .2s ease, box-shadow .2s ease, background .2s ease; }
.category-card:hover { border-color: var(--catalog-green); background: var(--surface); color: var(--ink); transform: translateY(-2px); box-shadow: var(--shadow); }
.category-icon { display: grid; place-items: center; width: 72px; height: 72px; margin: .1rem auto .75rem; border-radius: 50%; background: var(--surface-soft); }
.category-icon img { width: 56px; height: 56px; object-fit: contain; opacity: .9; transition: transform .2s ease, opacity .2s ease; }
.category-card:hover .category-icon img { opacity: 1; transform: scale(1.05); }
.category-card h3 { margin: 0; font-size: 1.08rem; }
.category-card p { color: var(--muted); font-size: .76rem; line-height: 1.45; margin: .4rem 0 .85rem; }
.category-card p strong { color: var(--ink); }
.category-cta { margin-top: auto; color: var(--catalog-green-dark); font-size: .72rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.brand-section { background: var(--surface); }
.brand-grid { display: grid; grid-template-columns: repeat(8, minmax(0, 1fr)); gap: .75rem; }
.brand-card { display: flex; flex-direction: column; min-width: 0; min-height: 170px; overflow: hidden; border: 1px solid var(--line-strong); border-radius: var(--radius); background: var(--surface); color: var(--ink); text-decoration: none; box-shadow: var(--shadow-soft); transition: border-color .2s ease, transform .2s ease, box-shadow .2s ease; }
.brand-card:hover { border-color: var(--catalog-green); color: var(--ink); transform: translateY(-2px); box-shadow: var(--shadow); }
.brand-logo { display: flex; flex: 1; align-items: center; justify-content: center; min-height: 120px; padding: .75rem; overflow: hidden; }
.brand-logo img { display: block; width: 100%; max-width: 108px; height: 84px; object-fit: contain; transition: transform .2s ease, opacity .2s ease; }
.brand-card:hover .brand-logo img { transform: scale(1.04); }
.brand-name { display: block; padding: .65rem .75rem; border-top: 1px solid var(--line); color: #424846; font-size: .86rem; background: var(--surface-soft); }
.brand-logo--nike img, .brand-logo--new-balance img, .brand-logo--adidas img { max-width: 76px; }
.brand-logo--air-jordan img { max-width: 58px; }
.brand-logo--gucci img, .brand-logo--prada img, .brand-logo--converse img { max-width: 82px; }
.brand-logo--off-white img { max-width: 70px; }
.brand-logo--vans img, .brand-logo--balenciaga img, .brand-logo--supreme img, .brand-logo--burberry img, .brand-logo--dior img { max-width: 102px; }
.brand-logo--saint-laurent img { max-width: 46px; }
.brand-logo--hermes img { max-width: 92px; filter: grayscale(1) contrast(1.2); }
.brand-logo--a-bathing-ape img { max-width: 58px; mix-blend-mode: multiply; }
.article-card-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .85rem; }
.article-card { display: flex; flex-direction: column; min-height: 210px; padding: 1.1rem; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); color: var(--ink); text-decoration: none; box-shadow: var(--shadow-soft); transition: border-color .2s ease, transform .2s ease, box-shadow .2s ease; }
.article-card:hover { border-color: var(--catalog-green); color: var(--ink); transform: translateY(-2px); box-shadow: var(--shadow); }
.article-card > span { color: var(--catalog-green-dark); font: 800 .74rem/1 ui-monospace, SFMono-Regular, Menlo, monospace; }
.article-card h3 { margin: 1.4rem 0 .5rem; font-size: 1.16rem; }
.article-card p { margin: 0 0 .9rem; color: var(--muted); font-size: .86rem; line-height: 1.55; }
.article-card strong { margin-top: auto; color: var(--catalog-green-dark); font-size: .8rem; }
.external-note { margin: 1rem 0 0; color: var(--muted); font-size: .82rem; }

.method-grid, .guide-grid, .score-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: .85rem; }
.method-card, .guide-card, .score-card { padding: 1.2rem; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-soft); }
.method-card h3, .guide-card h3 { margin-bottom: .55rem; }
.method-card p, .guide-card p { margin: 0; color: var(--muted); font-size: .92rem; }
.method-card a, .guide-card a { display: inline-flex; align-items: center; min-height: 44px; margin-top: .55rem; font-weight: 760; font-size: .88rem; }
.comparison-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); box-shadow: var(--shadow-soft); }
.comparison { width: 100%; border-collapse: collapse; min-width: 680px; }
.comparison th, .comparison td { padding: .95rem 1rem; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
.comparison th { background: var(--blue-soft); font-size: .78rem; letter-spacing: .05em; text-transform: uppercase; }
.comparison td { font-size: .91rem; }
.comparison tr:last-child td { border-bottom: 0; }
.score-card { display: grid; grid-template-columns: 150px 1fr; gap: 1rem; align-items: start; }
.score-card strong { color: var(--blue-dark); }
.safety-panel { display: grid; grid-template-columns: .75fr 1.25fr; overflow: hidden; border: 1px solid rgba(23,107,71,.2); border-radius: var(--radius-large); background: var(--footer); color: white; box-shadow: var(--shadow); }
.safety-title { padding: 1.5rem; background: var(--catalog-green); }
.safety-title .eyebrow { color: #12382b; }
.safety-title h2 { color: #12382b; }
.safety-copy { padding: 1.5rem; }
.safety-copy p { margin-top: 0; color: #d4dae5; }
.safety-copy .button { color: var(--ink); background: var(--surface); }
.safety-copy .button:hover { color: var(--catalog-green-dark); }
.risk-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: .5rem 1.5rem; padding: 0; margin: 1.2rem 0 0; list-style: none; }
.risk-list li { position: relative; padding-left: 1.2rem; font-size: .9rem; }
.risk-list li::before { content: "×"; position: absolute; left: 0; color: #8de0b9; font-weight: 900; }
.closing { padding: var(--section-space) 0; border-block: 1px solid var(--line); background: var(--surface); }
.closing-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 1.5rem; align-items: center; }
.closing p { margin: .8rem 0 0; max-width: 700px; }
.closing .button-row { justify-content: flex-end; margin: 0; }

.site-footer { padding: 2.2rem 0 1rem; background: var(--footer); color: #d2e3da; }
.footer-grid { display: grid; grid-template-columns: .78fr 1.22fr; gap: 2rem; }
.site-footer .brand { color: white; }
.footer-copy p { max-width: 440px; font-size: .82rem; }
.footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: .35rem 1rem; margin: 0; padding: 0; list-style: none; }
.footer-links a { color: #c5d8cf; text-decoration: none; font-size: .82rem; }
.footer-links a:hover { color: white; text-decoration: underline; }
.footer-languages { margin-top: 1.4rem; padding-top: 1rem; border-top: 1px solid rgba(255,255,255,.13); }
.footer-languages strong { display: block; margin-bottom: .65rem; color: white; font-size: .75rem; letter-spacing: .1em; text-transform: uppercase; }
.footer-languages ul { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: .3rem .8rem; margin: 0; padding: 0; list-style: none; }
.footer-languages a { color: #a8c1b5; text-decoration: none; font-size: .75rem; }
.footer-languages a:hover, .footer-languages a[aria-current="page"] { color: white; text-decoration: underline; }
.footer-bottom { margin-top: 1.5rem; padding-top: .8rem; border-top: 1px solid rgba(255,255,255,.13); color: #96b2a5; font-size: .75rem; }

.page-hero { padding: clamp(1.75rem, 3.2vw, 2.8rem) 0 1.6rem; border-bottom: 1px solid var(--line); background: var(--surface); }
.page-hero h1 { max-width: 850px; font-size: clamp(1.75rem, 3.2vw, 2.6rem); line-height: 1.16; letter-spacing: -.028em; }
.page-hero .hero-lede { max-width: 780px; }
.article-meta { display: flex; flex-wrap: wrap; gap: .35rem 1.2rem; margin-top: .9rem; color: var(--muted); font-size: .82rem; }
.article-meta span { display: inline-flex; align-items: center; gap: .25rem; }
.article-meta a { font-weight: 720; }
.breadcrumb { display: flex; flex-wrap: wrap; gap: .35rem; margin: 0 0 1.1rem; padding: 0; list-style: none; color: var(--muted); font-size: .78rem; }
.breadcrumb li + li::before { content: "/"; margin-right: .35rem; color: #9aa0ab; }
.quick-card { margin-top: 1.25rem; max-width: 850px; padding: 1rem 1.1rem; border: 1px solid var(--line); border-left: 4px solid var(--catalog-green); border-radius: 0 12px 12px 0; background: var(--surface); box-shadow: var(--shadow-soft); }
.quick-card strong { display: block; margin-bottom: .3rem; color: var(--blue-dark); font-size: .8rem; letter-spacing: .08em; text-transform: uppercase; }
.quick-card p { margin: 0; }
.article-layout { display: grid; grid-template-columns: minmax(0, var(--reading)) minmax(240px, 1fr); gap: clamp(1.3rem, 2.6vw, 2.5rem); align-items: start; padding: 1.8rem 0 2.5rem; }
.article-content { width: 100%; min-width: 0; padding: clamp(1.05rem, 2.4vw, 1.85rem); border: 1px solid var(--line); border-radius: var(--radius-large); background: var(--surface); box-shadow: var(--shadow-soft); }
.article-content section { padding-top: 1.25rem; margin-top: 1.25rem; border-top: 1px solid var(--line); }
.article-content section:first-child { padding-top: 0; margin-top: 0; border: 0; }
.article-content h2 { margin-bottom: .7rem; padding-left: .7rem; border-left: 3px solid var(--catalog-green); font-size: clamp(1.36rem, 2.1vw, 1.72rem); }
.article-content h3 { margin-top: 1.2rem; }
.article-content p { margin: .65rem 0; }
.article-content ul, .article-content ol { padding-left: 1.25rem; }
.article-content li + li { margin-top: .55rem; }
.article-content .note { padding: .85rem 1rem; border: 1px solid #d2eadf; border-radius: 12px; background: var(--blue-soft); }
.article-content .warning { padding: .85rem 1rem; border-left: 4px solid #dca441; background: #fff9e9; }
.article-content blockquote { margin: 1rem 0; padding: .85rem 1rem; border-left: 4px solid var(--blue); background: var(--surface); }
.article-content blockquote p { margin: 0; }
.record-template { margin: 1rem 0; padding: .9rem 1rem; border: 1px solid var(--line-strong); border-radius: 12px; background: var(--surface-soft); }
.record-template strong { display: block; margin-bottom: .65rem; color: var(--catalog-green-dark); }
.record-template dl { display: grid; grid-template-columns: 150px 1fr; gap: .45rem 1rem; margin: 0; }
.record-template dt { font-weight: 800; }
.record-template dd { margin: 0; color: var(--muted); }
.status-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .6rem; margin: .8rem 0; }
.status-grid > div { padding: .9rem; border: 1px solid var(--line); border-radius: 10px; background: var(--surface); }
.status-grid strong { display: block; color: var(--blue-dark); }
.status-grid span { color: var(--muted); font-size: .86rem; }
.article-nav { position: sticky; top: 92px; padding: 1rem; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); box-shadow: var(--shadow-soft); }
.article-nav strong { display: block; margin-bottom: .65rem; font-size: .78rem; letter-spacing: .08em; text-transform: uppercase; }
.article-nav ul { margin: 0; padding: 0; list-style: none; }
.article-nav li + li { margin-top: .4rem; }
.article-nav a { display: block; min-height: 44px; padding: .55rem .35rem; font-size: .83rem; text-decoration: none; }
.checklist { list-style: none; margin: 1rem 0; padding: 0; display: grid; gap: .5rem; }
.checklist li { display: grid; grid-template-columns: 24px 1fr; gap: .65rem; padding: .8rem; background: var(--surface); border: 1px solid var(--line); border-radius: 10px; }
.checklist li::before { content: "□"; color: var(--blue); font-size: 1.2rem; line-height: 1.25; }
.score-scale { display: grid; grid-template-columns: repeat(4, 1fr); gap: .6rem; margin-top: 1rem; }
.score-scale div { padding: .85rem; border-radius: 10px; background: var(--surface); border: 1px solid var(--line); font-size: .82rem; }
.score-scale strong { display: block; color: var(--blue-dark); }
.faq-list details { border-top: 1px solid var(--line); padding: .8rem 0; }
.faq-list details:last-child { border-bottom: 1px solid var(--line); }
.faq-list summary { cursor: pointer; font-weight: 780; list-style-position: outside; margin-left: 1.1rem; }
.faq-list details p { padding-left: 1.1rem; color: var(--muted); }
.source-notes ul { display: grid; gap: .65rem; padding: 0; list-style: none; }
.source-notes li { padding: .8rem .9rem; border: 1px solid var(--line); border-radius: 10px; background: var(--surface-soft); }
.source-notes li a { display: inline-block; font-weight: 780; }
.source-notes li span { display: block; margin-top: .2rem; color: var(--muted); font-size: .86rem; }

.whatsapp-float {
  position: fixed;
  right: max(18px, env(safe-area-inset-right));
  bottom: max(18px, env(safe-area-inset-bottom));
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 58px;
  height: 58px;
  color: #fff;
  background: #25d366;
  border: 2px solid var(--catalog-green-dark);
  border-radius: 50%;
  box-shadow: 0 12px 30px rgba(9, 46, 28, .3);
  text-decoration: none;
  transition: transform .18s ease, box-shadow .18s ease;
}
.whatsapp-float:hover,
.whatsapp-float:focus-visible {
  color: #fff;
  transform: translateY(-2px) scale(1.04);
  box-shadow: 0 16px 36px rgba(9, 46, 28, .38);
}
.whatsapp-float img { display: block; width: 32px; height: 32px; }
.whatsapp-label {
  position: absolute;
  top: 50%;
  right: 68px;
  width: max-content;
  max-width: 210px;
  padding: .55rem .7rem;
  color: #fff;
  background: #17231d;
  border-radius: 9px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, .2);
  font-size: 13px;
  font-weight: 600;
  line-height: 1.2;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(-50%);
  transition: opacity .18s ease, visibility .18s ease;
}
.whatsapp-float:hover .whatsapp-label,
.whatsapp-float:focus-visible .whatsapp-label { opacity: 1; visibility: visible; }

@media (max-width: 1040px) {
  .desktop-nav { display: none; }
  .mobile-menu { display: block; }
  .hero-grid { grid-template-columns: 1fr .72fr; gap: 2rem; }
  .definition-grid { grid-template-columns: repeat(2, 1fr); }
  .step-grid { grid-template-columns: repeat(2, 1fr); }
  .category-grid { grid-template-columns: repeat(3, 1fr); }
  .brand-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .article-card-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .article-layout { grid-template-columns: 1fr; }
  .article-nav { position: static; order: -1; }
  .footer-languages ul { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

@media (max-width: 720px) {
  body { font-size: 16px; }
  .shell { width: min(calc(100% - 1.25rem), var(--shell)); }
  .site-header { position: relative; }
  .header-row { min-height: 64px; }
  .language-popover ul { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  h1 { font-size: clamp(1.8rem, 7.6vw, 2.05rem); }
  h2 { font-size: clamp(1.4rem, 6.2vw, 1.8rem); }
  .hero { padding: 1.85rem 0 1.95rem; }
  .hero-grid { grid-template-columns: 1fr; }
  .research-card { transform: none; }
  .catalog-strip { margin-bottom: 0; padding-block: .85rem; }
  .catalog-search-grid { grid-template-columns: 1fr; }
  .micro-note { grid-column: 1; margin-top: 0; }
  .quick-answer { padding: 1.4rem 0; }
  .section { padding: 1.65rem 0; }
  .quick-grid, .section-head, .safety-panel, .closing-grid, .footer-grid { grid-template-columns: 1fr; }
  .definition-grid, .step-grid, .guide-grid { grid-template-columns: 1fr; }
  .method-grid, .score-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .category-section-head, .brand-section-head { align-items: start; }
  .category-section-head > a, .brand-section-head > a { padding-top: .25rem; font-size: .86rem; white-space: nowrap; }
  .category-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .65rem; }
  .brand-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .8rem; }
  .article-card-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .status-grid { grid-template-columns: 1fr; }
  .article-meta { display: grid; gap: .25rem; }
  .definition { min-height: auto; }
  .step-card { min-height: 0; }
  .category-card { min-height: 190px; padding: .9rem .7rem; }
  .category-card p { display: none; }
  .category-icon { width: 72px; height: 72px; margin-bottom: .75rem; }
  .category-icon img { width: 56px; height: 56px; }
  .brand-card { min-height: 165px; }
  .brand-logo { min-height: 115px; padding: .7rem; }
  .brand-name { padding: .7rem .75rem; font-size: .86rem; }
  .article-card { min-height: 0; padding: .9rem; }
  .article-library .article-card p { display: none; }
  .article-card h3 { margin-top: .85rem; font-size: 1rem; }
  .record-template dl { grid-template-columns: 1fr; gap: .1rem; }
  .record-template dd + dt { margin-top: .45rem; }
  .step-card::before { margin-bottom: 1.5rem; }
  .score-card { grid-template-columns: 1fr; gap: .25rem; }
  .risk-list { grid-template-columns: 1fr; }
  .closing .button-row { justify-content: flex-start; }
  .footer-links { grid-template-columns: repeat(2, 1fr); }
  .footer-languages ul { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .search-row { grid-template-columns: minmax(0, 1fr) 38px auto; }
  .search-row input { min-height: 52px; padding: 0 .8rem; }
  .camera-mark { min-height: 52px; transform: scale(.9); }
  .search-row button { min-height: 52px; width: auto; padding: 0 .8rem; font-size: .82rem; }
  .score-scale { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
  .brand { gap: .5rem; font-size: .93rem; }
  .brand-mark { width: 34px; height: 34px; }
  .header-row { gap: .55rem; }
  .language-menu summary { padding-inline: .55rem; }
  .hero { padding-top: 1.75rem; }
  .hero-actions .button, .button-row .button { width: 100%; }
  .search-row { grid-template-columns: minmax(0, 1fr) 42px; border-radius: 18px; }
  .search-row input { border-radius: 16px 0 0 0; }
  .search-row button { grid-column: 1 / -1; min-height: 48px; border-top: 1px solid rgba(24, 105, 70, .18); }
  .category-section-head, .brand-section-head { display: grid; grid-template-columns: 1fr; }
  .category-section-head > a, .brand-section-head > a { white-space: normal; }
  .category-grid, .brand-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .category-card { min-height: 158px; padding: .75rem .55rem; }
  .category-icon { width: 64px; height: 64px; }
  .category-icon img { width: 50px; height: 50px; }
  .brand-card { min-height: 142px; }
  .brand-logo { min-height: 96px; padding: .55rem; }
  .brand-name { padding: .58rem .62rem; }
}

@media (max-width: 619px) {
  .site-footer { padding-bottom: 5rem; }
  .whatsapp-float { right: max(10px, env(safe-area-inset-right)); bottom: max(10px, env(safe-area-inset-bottom)); width: 48px; height: 48px; }
  .whatsapp-float img { width: 28px; height: 28px; }
  .whatsapp-label { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}

@media print {
  .whatsapp-float { display: none !important; }
}