:root {
  --ink: #303936;
  --muted: #56605c;
  --soft: #edf4f0;
  --line: #d7e5de;
  --navy: #174c3b;
  --mint: #e4f3ec;
  --catalog-green: #49bd8a;
  --catalog-green-dark: #267a56;
  --catalog-pale: #f2f6f6;
  --white: #fff;
  --shadow-soft: 0 6px 20px rgba(31, 91, 64, .065);
  --radius: 14px;
  --radius-small: 10px;
  --wrap: 1180px;
  --content: 900px;
  --reading: 760px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 250px; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.68;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; height: auto; }
a { color: var(--catalog-green-dark); text-underline-offset: .18em; transition: color .18s ease; }
a:hover { color: #1f6649; }
p { margin: 0 0 1rem; }
button, input { font: inherit; }
button, .button { min-height: 48px; }
:focus-visible { outline: 3px solid rgba(38, 122, 86, .8); outline-offset: 3px; }
.skip-link {
  position: fixed;
  z-index: 100;
  top: 10px;
  left: 10px;
  padding: .65rem 1rem;
  color: var(--white);
  background: var(--navy);
  border-radius: 10px;
  transform: translateY(-160%);
}
.skip-link:focus { transform: translateY(0); }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.wrap { width: min(calc(100% - 2rem), var(--wrap)); margin-inline: auto; }
.reading { width: 100%; max-width: var(--reading); }

.site-header {
  position: sticky;
  z-index: 50;
  top: 0;
  background: var(--white);
  border-bottom: 1px solid #dce4e1;
  box-shadow: 0 2px 12px rgba(31, 91, 64, .04);
}
.brand-strip { color: var(--white); background: var(--catalog-green-dark); }
.masthead { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 64px; }
.brand { display: inline-flex; align-items: center; gap: .65rem; color: var(--ink); text-decoration: none; font-size: 1.02rem; font-weight: 800; letter-spacing: -.025em; }
.brand-mark {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  color: var(--white);
  background: transparent;
  border: 2px solid rgba(255, 255, 255, .92);
  border-radius: 50%;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: .72rem;
  font-weight: 900;
  letter-spacing: -.06em;
}
.brand-mark span { transform: translateY(-.02em); }
.brand-strip .brand { color: var(--white); }
.brand-strip .brand:hover { color: var(--white); }
.header-meta { display: flex; align-items: center; gap: .75rem; font-size: .82rem; }
.header-meta a { display: inline-flex; align-items: center; min-height: 44px; color: var(--white); font-weight: 700; text-decoration: none; }
.header-meta a:hover { color: var(--white); text-decoration: underline; }
.catalog-search-zone { background: var(--catalog-pale); border-bottom: 1px solid #e0e8e5; }
.catalog-search-layout { display: grid; gap: 1rem; padding-block: 1.1rem; }
.catalog-search-intro p { margin: 0 0 .15rem; color: var(--catalog-green-dark); font-size: .75rem; font-weight: 900; letter-spacing: .1em; text-transform: uppercase; }
.catalog-search-intro strong { display: block; color: #3e4744; font-size: 1.34rem; font-weight: 600; line-height: 1.15; letter-spacing: -.025em; }
.catalog-search-intro span { display: block; margin-top: .35rem; color: #69716e; font-size: .78rem; line-height: 1.4; }
.catalog-search-form { width: 100%; }
.catalog-search-control {
  display: flex;
  align-items: center;
  min-height: 56px;
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--catalog-green-dark);
  border-radius: 999px;
  box-shadow: 0 3px 12px rgba(31, 91, 64, .06);
}
.catalog-search-control:focus-within { box-shadow: 0 0 0 4px rgba(73, 189, 138, .2); }
.catalog-search-control input {
  min-width: 0;
  min-height: 54px;
  flex: 1;
  padding: .75rem 1.25rem;
  color: #30363a;
  background: transparent;
  border: 0;
  outline: 0;
}
.catalog-search-control input::placeholder { color: var(--muted); }
.catalog-search-control input:focus-visible { outline: 0; }
.catalog-search-icon { position: relative; width: 22px; height: 22px; margin-inline: .6rem 1rem; flex: 0 0 auto; }
.catalog-search-icon::before { content: ""; position: absolute; top: 2px; left: 2px; width: 11px; height: 11px; border: 2px solid #717a76; border-radius: 50%; }
.catalog-search-icon::after { content: ""; position: absolute; width: 8px; height: 2px; top: 14px; left: 13px; background: #717a76; border-radius: 2px; transform: rotate(45deg); transform-origin: left center; }
.catalog-search-control button {
  align-self: stretch;
  min-width: 118px;
  padding: .75rem 1.6rem;
  color: var(--white);
  background: var(--catalog-green-dark);
  border: 0;
  font-weight: 800;
  cursor: pointer;
}
.catalog-search-control button:hover { background: #1f6649; }
.catalog-search-note { margin: .45rem .8rem 0; color: #68716d; font-size: .74rem; line-height: 1.45; }
.catalog-search-note strong { color: #3f4a46; }
.nav-shell { background: var(--white); }
.primary-nav { overflow-x: auto; scrollbar-width: none; }
.primary-nav::-webkit-scrollbar { display: none; }
.primary-nav ul { display: flex; gap: .25rem; width: max-content; margin: 0; padding: 0; list-style: none; }
.primary-nav a { display: flex; align-items: center; min-height: 58px; padding-inline: .9rem; color: #68716d; border-bottom: 3px solid transparent; font-size: .86rem; font-weight: 650; text-decoration: none; white-space: nowrap; }
.primary-nav a:hover { color: var(--catalog-green-dark); }
.primary-nav a[aria-current="page"] { color: var(--catalog-green-dark); border-bottom-color: var(--catalog-green-dark); }

.hero { padding: clamp(2.2rem, 4vw, 3.5rem) 0; overflow: hidden; background: var(--white); }
.hero-grid { display: grid; gap: 1.6rem; align-items: center; }
.eyebrow, .kicker { margin: 0 0 .65rem; color: var(--catalog-green-dark); font-size: .75rem; font-weight: 850; letter-spacing: .1em; text-transform: uppercase; }
h1, h2, h3 { margin: 0; font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; line-height: 1.12; letter-spacing: -.035em; }
h1 { max-width: var(--content); font-size: clamp(2rem, 3.7vw, 3.15rem); font-weight: 760; }
h2 { font-size: clamp(1.46rem, 2.35vw, 2rem); font-weight: 720; }
h3 { font-size: clamp(1.18rem, 2vw, 1.42rem); font-weight: 700; }
.lede { max-width: var(--content); margin: 1rem 0 0; color: #3d4747; font-size: clamp(1.05rem, 1.8vw, 1.22rem); }
.trust {
  margin: 1.15rem 0 0;
  padding: 1rem 1.1rem;
  width: 100%;
  max-width: var(--content);
  background: var(--mint);
  border-left: 4px solid var(--catalog-green);
  border-radius: 0 var(--radius-small) var(--radius-small) 0;
  font-size: .92rem;
}
.hero-actions, .button-row { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 1.15rem; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .75rem 1.05rem;
  color: var(--white);
  background: var(--catalog-green-dark);
  border: 1px solid var(--catalog-green-dark);
  border-radius: 999px;
  font-size: .88rem;
  font-weight: 800;
  line-height: 1.25;
  text-align: center;
  text-decoration: none;
}
.button:hover { color: var(--white); background: #1f6649; border-color: #1f6649; }
.button.secondary { color: var(--catalog-green-dark); background: transparent; border-color: var(--catalog-green-dark); }
.button.secondary:hover { color: var(--white); background: var(--catalog-green-dark); }
.button.quiet { color: var(--ink); background: transparent; border-color: var(--line); }
.button.quiet:hover { color: var(--white); background: var(--ink); }
.external-note, .form-note { margin: .75rem 0 0; color: var(--muted); font-size: .82rem; }

.research-board {
  padding: 1.6rem;
  background: var(--white);
  border: 1px solid var(--line);
  border-top: 4px solid var(--catalog-green);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
}
.board-label { display: flex; justify-content: space-between; gap: 1rem; margin: 0 0 1rem; color: var(--muted); font-size: .78rem; font-weight: 800; text-transform: uppercase; }
.board-list { margin: 0; padding: 0; list-style: none; counter-reset: board; }
.board-list li { display: grid; grid-template-columns: 34px 1fr; gap: .8rem; padding: .9rem 0; border-top: 1px solid var(--soft); }
.board-list li::before { counter-increment: board; content: "0" counter(board); color: var(--catalog-green-dark); font-weight: 900; }
.board-list strong { display: block; }
.board-list span { color: var(--muted); font-size: .88rem; }

.search-box label { display: block; margin-bottom: .45rem; font-size: .84rem; font-weight: 800; }
.search-row { display: grid; gap: .65rem; }
.search-row input {
  width: 100%;
  min-height: 52px;
  padding: .75rem .9rem;
  color: var(--ink);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 999px;
}
.search-row input:focus-visible { border-color: var(--catalog-green-dark); outline: 3px solid var(--catalog-green-dark); outline-offset: 2px; box-shadow: none; }
.search-row button {
  padding: .75rem 1rem;
  color: var(--white);
  background: var(--catalog-green-dark);
  border: 0;
  border-radius: 999px;
  font-weight: 800;
  cursor: pointer;
}
.search-row button:hover { background: #1f6649; }

.section { padding: clamp(2.15rem, 3.8vw, 3.5rem) 0; background: var(--white); }
.section.search-section { background: var(--catalog-pale); }
.hero + .section, .section + .section { border-top: 1px solid #edf1ef; }
.section-heading { width: 100%; max-width: var(--content); margin-bottom: 1.15rem; }
.section-heading > p:last-child { margin: .75rem 0 0; color: var(--muted); }
.quick-answer {
  width: 100%;
  max-width: var(--content);
  padding: clamp(1.4rem, 4vw, 2.4rem);
  background: var(--white);
  border: 1px solid var(--line);
  border-top: 4px solid var(--catalog-green);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
}
.quick-answer h2 { font-size: clamp(1.42rem, 2.6vw, 1.94rem); }
.quick-answer p:last-child { margin-bottom: 0; }
.grid-2, .grid-3, .grid-4, .guide-grid, .category-grid { display: grid; gap: 1rem; }
.category-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .8rem; }
.card, .definition-card, .category-card, .guide-card, .comparison-card {
  padding: 1.35rem;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.card, .definition-card, .guide-card, .comparison-card { box-shadow: var(--shadow-soft); }
.card p, .definition-card p, .guide-card p, .comparison-card p, .category-card p { margin-bottom: 0; color: var(--muted); }
.number {
  display: inline-grid;
  place-items: center;
  min-width: 34px;
  height: 34px;
  margin-bottom: 1rem;
  padding: 0 .5rem;
  color: var(--catalog-green-dark);
  background: var(--mint);
  border-radius: 999px;
  font-size: .78rem;
  font-weight: 900;
}
.category-directory-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: .75rem;
}
.category-directory-heading h2 {
  padding-left: .85rem;
  color: #343b38;
  border-left: 4px solid var(--catalog-green);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: clamp(1.22rem, 2vw, 1.58rem);
  font-weight: 600;
  letter-spacing: -.025em;
  line-height: 1.25;
}
.category-view-all {
  color: var(--catalog-green-dark);
  font-size: .9rem;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}
.category-view-all:hover { color: #247d59; text-decoration: underline; }
.category-directory-intro { width: 100%; max-width: var(--content); margin: 0 0 1.15rem; color: var(--muted); font-size: .9rem; }
.category-card {
  display: flex;
  min-width: 0;
  min-height: 178px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1rem .75rem;
  color: #303633;
  background: #fbfcfa;
  border: 1px solid rgba(73, 189, 138, .48);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
  text-align: center;
  text-decoration: none;
  transition: border-color .18s ease, box-shadow .18s ease, transform .18s ease;
}
.category-card:hover {
  color: var(--catalog-green-dark);
  border-color: var(--catalog-green);
  box-shadow: 0 12px 26px rgba(39, 76, 59, .1);
  transform: translateY(-2px);
}
.category-icon {
  display: grid;
  place-items: center;
  width: 68px;
  height: 68px;
  margin-bottom: .75rem;
  color: #202522;
}
.category-icon img { width: 58px; height: 58px; filter: brightness(0); opacity: .9; }
.category-card strong {
  overflow-wrap: anywhere;
  font-size: .95rem;
  line-height: 1.25;
}
.category-popular {
  margin-top: .35rem;
  color: var(--catalog-green-dark);
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .1em;
  line-height: 1.2;
  text-transform: uppercase;
}
.category-spacer { height: calc(.68rem * 1.2 + .35rem); }
.category-directory-article .category-directory-heading { margin-bottom: .75rem; }
.category-directory-article .category-directory-heading h2 { margin-bottom: 0; }
.brand-directory-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: .75rem;
}
.brand-directory-heading h2 {
  padding-left: .85rem;
  color: #343b38;
  border-left: 4px solid var(--catalog-green);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: clamp(1.22rem, 2vw, 1.58rem);
  font-weight: 600;
  letter-spacing: -.025em;
  line-height: 1.25;
}
.brand-view-all {
  color: var(--catalog-green-dark);
  font-size: .9rem;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}
.brand-view-all:hover { color: #247d59; text-decoration: underline; }
.brand-directory-intro { width: 100%; max-width: var(--content); margin: 0 0 1.15rem; color: var(--muted); font-size: .9rem; }
.brand-directory-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .85rem;
}
.brand-directory-card {
  position: relative;
  z-index: 0;
  display: grid;
  min-width: 0;
  overflow: hidden;
  color: var(--ink);
  background: var(--white);
  border: 1px solid #d9dfdc;
  border-radius: var(--radius-small);
  box-shadow: 0 4px 0 -1px #fff, 0 4px 0 0 #d9dfdc, 0 8px 0 -1px #fff, 0 8px 0 0 #e2e6e4, 0 10px 22px rgba(30, 78, 57, .08);
  text-decoration: none;
  transition: border-color .18s ease, box-shadow .18s ease, transform .18s ease;
}
.brand-logo-frame {
  display: grid;
  aspect-ratio: 1;
  padding: .8rem;
  place-items: center;
  overflow: hidden;
  background: var(--white);
}
.brand-logo-frame img {
  width: min(86%, 9rem);
  height: auto;
  max-height: 5rem;
  object-fit: contain;
  filter: brightness(0);
  opacity: .94;
}
.brand-directory-card strong {
  min-width: 0;
  padding: .58rem .7rem;
  overflow: hidden;
  color: #404541;
  border-top: 1px solid #dfe3e1;
  font-size: .88rem;
  font-weight: 600;
  line-height: 1.25;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.brand-directory-card:hover,
.brand-directory-card:focus-visible {
  color: var(--ink);
  border-color: var(--catalog-green);
  box-shadow: 0 4px 0 -1px #fff, 0 4px 0 0 #bfe8d6, 0 8px 0 -1px #fff, 0 8px 0 0 #d6eee3, 0 14px 30px rgba(30, 78, 57, .13);
  transform: translateY(-3px);
}
.brand-directory-section .external-note { margin-top: .85rem; }
.guide-card a { display: inline-block; margin-top: .75rem; font-weight: 800; }
.guide-card .label { color: var(--catalog-green-dark); font-size: .76rem; font-weight: 900; letter-spacing: .08em; text-transform: uppercase; }

.steps { margin: 0; padding: 0; list-style: none; counter-reset: steps; }
.steps li { position: relative; padding: 1.25rem 0 1.25rem 4rem; border-top: 1px solid var(--line); }
.steps li::before {
  counter-increment: steps;
  content: counter(steps);
  position: absolute;
  top: 1.1rem;
  left: 0;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  color: var(--white);
  background: var(--catalog-green-dark);
  border-radius: 50%;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1.25rem;
  font-weight: 800;
}
.steps strong { display: block; font-size: 1.18rem; font-weight: 760; }
.checklist { margin: 0; padding: 0; list-style: none; }
.checklist li { position: relative; padding: .8rem 0 .8rem 2.2rem; border-bottom: 1px solid var(--line); }
.checklist li::before { content: ""; position: absolute; top: 1.02rem; left: 0; width: 20px; height: 20px; border: 2px solid var(--catalog-green-dark); border-radius: 4px; }
.search-idea-list { display: grid; gap: .75rem; margin: 1.25rem 0 0; padding: 0 !important; list-style: none; }
.search-idea-list li { display: grid; gap: .35rem; margin: 0 !important; padding: 1rem 1.1rem; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-soft); }
.search-idea-list strong { color: var(--navy); font-size: 1.04rem; font-weight: 750; }
.search-idea-list span { color: var(--muted); }
.search-idea-list a { width: fit-content; font-size: .88rem; font-weight: 800; }
.rule { padding: 1.2rem 1.3rem; background: var(--mint); border: 1px solid #cce8da; border-radius: var(--radius); font-weight: 800; }
.warning { padding: 1.1rem 1.2rem; background: #fff6dc; border: 1px solid #e4c66d; border-radius: var(--radius); }
.note { padding: 1.1rem 1.2rem; background: var(--soft); border: 1px solid var(--line); border-radius: var(--radius); }

.table-wrap { width: 100%; max-width: 100%; overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); }
table { width: 100%; min-width: 620px; border-collapse: collapse; background: var(--white); }
th, td { padding: 1rem; text-align: left; vertical-align: top; border-bottom: 1px solid var(--line); }
th { color: var(--white); background: var(--catalog-green-dark); font-size: .83rem; letter-spacing: .03em; }
tr:last-child td { border-bottom: 0; }
.score-grid { display: grid; gap: .75rem; }
.score { padding: 1rem; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-soft); }
.score strong { display: block; color: var(--catalog-green-dark); font-size: 1.2rem; }
.breadcrumbs { padding: .75rem 0 0; color: var(--muted); font-size: .82rem; }
.breadcrumbs ol { display: flex; flex-wrap: wrap; gap: .45rem; margin: 0; padding: 0; list-style: none; }
.breadcrumb-separator { color: var(--muted); }
.article-hero { padding: clamp(1.85rem, 3.6vw, 2.8rem) 0 1.4rem; background: var(--white); border-bottom: 1px solid #e8efeb; }
.article-hero .reading { max-width: var(--content); }
.article-hero h1 { max-width: var(--content); font-size: clamp(1.68rem, 2.8vw, 2.42rem); line-height: 1.17; }
.article-meta { display: flex; flex-wrap: wrap; gap: .3rem .55rem; margin: .85rem 0 0; color: var(--muted); font-size: .82rem; }
.article-meta a { font-weight: 700; }
.article-layout { display: grid; min-width: 0; gap: 1.5rem; align-items: start; }
.article-body { width: 100%; min-width: 0; max-width: var(--reading); }
.article-body section { padding: 1.35rem 0; border-top: 1px solid var(--line); }
.article-body h2 { margin-bottom: .85rem; font-size: clamp(1.38rem, 2.35vw, 1.84rem); }
.article-body h3 { margin: 1.2rem 0 .5rem; }
.article-body p:first-child { margin-top: 0; }
.article-body ul:not(.checklist), .article-body ol:not(.steps) { padding-left: 1.3rem; }
.article-body li + li { margin-top: .55rem; }
.reference-section { margin-top: .35rem; }
.reference-section p { color: var(--muted); }
.reference-section li { padding-block: .12rem; }
.reference-section a { font-weight: 700; }
.side-card { min-width: 0; padding: 1.25rem; color: var(--ink); background: var(--mint); border: 1px solid #cce8da; border-left: 4px solid var(--catalog-green); border-radius: var(--radius); box-shadow: var(--shadow-soft); }
.side-card h2 { font-size: 1.22rem; }
.side-card ul { margin: .8rem 0 0; padding-left: 1.15rem; }
.side-card a { color: var(--catalog-green-dark); font-weight: 700; }
details { padding: 1rem 0; border-top: 1px solid var(--line); }
details:last-child { border-bottom: 1px solid var(--line); }
summary { cursor: pointer; font-size: 1.12rem; font-weight: 750; }
details p { margin-bottom: .2rem; }

.closing { width: 100%; max-width: var(--content); padding: clamp(2rem, 5vw, 3.2rem); background: var(--mint); border: 1px solid #cce8da; border-top: 4px solid var(--catalog-green); border-radius: var(--radius); box-shadow: var(--shadow-soft); }
.closing h2 { max-width: 760px; }
.closing p { max-width: 760px; }
.site-footer { padding: 2rem 0 1.4rem; color: var(--muted); background: var(--white); border-top: 4px solid var(--catalog-green); }
.footer-grid { display: grid; gap: 1.5rem; }
.footer-brand .brand { color: var(--ink); }
.footer-brand .brand-mark { color: var(--white); background: var(--catalog-green-dark); border-color: var(--catalog-green-dark); }
.footer-brand p { max-width: 540px; font-size: .88rem; }
.footer-links { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .55rem 1rem; }
.footer-links a { display: flex; align-items: center; min-height: 32px; color: var(--catalog-green-dark); font-size: .86rem; }
.footer-links a:hover { color: #1f6649; }
.footer-bottom { margin-top: 1.5rem; padding-top: 1rem; border-top: 1px solid var(--line); color: var(--muted); font-size: .78rem; }

.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: var(--white);
  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: var(--white);
  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: var(--white);
  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 (min-width: 620px) {
  .search-row { grid-template-columns: minmax(0, 1fr) auto; }
  .grid-2, .score-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid-3, .guide-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .category-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .brand-directory-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .search-idea-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-links { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (min-width: 900px) {
  .catalog-search-layout { grid-template-columns: minmax(230px, .65fr) minmax(520px, 1.35fr); align-items: center; gap: 3rem; min-height: 118px; }
  .hero-grid { grid-template-columns: minmax(0, 1.55fr) minmax(310px, .65fr); gap: 2.75rem; }
  .grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .guide-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .category-grid { grid-template-columns: repeat(5, minmax(0, 1fr)); }
  .brand-directory-grid { grid-template-columns: repeat(6, minmax(0, 1fr)); }
  .article-layout { grid-template-columns: minmax(0, var(--reading)) 290px; justify-content: space-between; gap: 3rem; }
  .side-card { position: sticky; top: 2rem; }
  .footer-grid { grid-template-columns: minmax(0, 1.1fr) minmax(450px, .9fr); }
}
@media (max-width: 700px) {
  html { scroll-padding-top: 330px; }
  .primary-nav { overflow: visible; }
  .primary-nav ul { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); width: 100%; gap: 0; }
  .primary-nav a { justify-content: center; min-height: 48px; padding: .4rem .2rem; font-size: .75rem; line-height: 1.2; text-align: center; white-space: normal; }
}
@media (max-width: 560px) {
  body { font-size: 16px; }
  .header-meta span { display: none; }
  .header-meta { font-size: .78rem; }
  .catalog-search-layout { padding-block: .85rem .95rem; }
  .catalog-search-control { min-height: 52px; }
  .catalog-search-control input { min-height: 50px; padding-inline: 1rem .35rem; }
  .catalog-search-control button { min-width: 86px; padding-inline: .9rem; }
  .catalog-search-icon { margin-inline: .35rem .65rem; transform: scale(.9); }
  .catalog-search-note { margin-inline: .25rem; }
  .primary-nav a { font-size: .72rem; }
  .hero-actions .button, .button-row .button { width: 100%; }
  .research-board { margin-left: .55rem; }
  .section { padding-block: 2.15rem; }
  .quick-answer { padding: 1.25rem; }
  .category-directory-heading { align-items: flex-start; }
  .category-view-all { padding-top: .25rem; font-size: .8rem; }
  .masthead { min-height: 58px; }
  .brand-mark { width: 36px; height: 36px; }
  .catalog-search-intro strong { font-size: 1.2rem; }
  .catalog-search-intro span { font-size: .75rem; }
  .catalog-search-note { font-size: .7rem; }
  .hero { padding-block: 1.95rem 2.2rem; }
  .hero .trust { padding-right: 4.35rem; }
  .article-hero { padding-block: 1.65rem 1.25rem; }
  .category-card { min-height: 154px; }
  .category-icon { width: 56px; height: 56px; margin-bottom: .55rem; }
  .category-icon img { width: 48px; height: 48px; }
  .brand-directory-heading { align-items: flex-start; }
  .brand-view-all { padding-top: .25rem; font-size: .8rem; }
  .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 (min-width: 1216px) {
  .brand-directory-grid { grid-template-columns: repeat(8, minmax(0, 1fr)); }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}
@media print {
  .whatsapp-float { display: none !important; }
}