* { box-sizing: border-box; }
:root {
  --bg: #f6f7f9;
  --panel: #ffffff;
  --text: #111827;
  --muted: #667085;
  --border: #e4e7ec;
  --accent: #111827;
  --soft: #f2f4f7;
  --good: #067647;
  --warn: #b54708;
  --low: #b42318;
}
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}
a { color: inherit; }
.site-header {
  max-width: 1180px;
  margin: 0 auto;
  padding: 22px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  z-index: 100;
}
.brand {
  color: var(--text);
  text-decoration: none;
  font-weight: 800;
  font-size: 1.3rem;
  letter-spacing: -.03em;
}
.primary-nav { display: flex; align-items: center; gap: 6px; }
.primary-nav a { text-decoration: none; }
.primary-nav > .nav-link,
.tools-menu > summary {
  color: var(--muted);
  font-size: .95rem;
  font-weight: 650;
  line-height: 1;
  padding: 11px 13px;
  border-radius: 10px;
}
.primary-nav > .nav-link:hover,
.tools-menu > summary:hover,
.tools-menu[open] > summary { color: var(--text); background: var(--soft); }
.primary-nav > .nav-link[aria-current="page"],
.tools-menu:has(a[aria-current="page"]) > summary { color: var(--text); font-weight: 750; }
.tools-menu { position: relative; }
.tools-menu > summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 7px;
  user-select: none;
}
.tools-menu > summary::-webkit-details-marker { display: none; }
.tools-menu > summary::after { content: "▾"; font-size: .72rem; transition: transform .15s ease; }
.tools-menu[open] > summary::after { transform: rotate(180deg); }
.tools-menu > summary:focus-visible,
.primary-nav > .nav-link:focus-visible,
.tools-dropdown a:focus-visible { outline: 3px solid #98a2b3; outline-offset: 2px; }
.tools-dropdown {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  width: 460px;
  padding: 10px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: 0 18px 48px rgba(16,24,40,.14);
}
.tools-dropdown a {
  display: grid;
  gap: 2px;
  padding: 11px 12px;
  border-radius: 10px;
}
.tools-dropdown a:hover { background: var(--soft); }
.tools-dropdown a[aria-current="page"] { background: var(--soft); }
.tools-dropdown strong { color: var(--text); font-size: .9rem; }
.tools-dropdown span { color: var(--muted); font-size: .76rem; }
footer a:hover { color: var(--text); }
main { max-width: 1080px; margin: 0 auto; padding: 0 24px 72px; }
.hero { max-width: 800px; padding: 72px 0 36px; }
.eyebrow { font-size: .76rem; letter-spacing: .16em; font-weight: 800; color: var(--muted); }
h1 { font-size: clamp(2.7rem, 7vw, 5.5rem); line-height: .98; letter-spacing: -.055em; margin: 12px 0 24px; }
h2 { letter-spacing: -.03em; }
.lede { font-size: 1.25rem; color: var(--muted); max-width: 720px; }
.tool-card, .calc-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 24px;
  box-shadow: 0 12px 40px rgba(16,24,40,.05);
}
.drop-zone {
  border: 2px dashed #cfd4dc;
  border-radius: 18px;
  min-height: 320px;
  display: grid;
  place-items: center;
  align-content: center;
  text-align: center;
  padding: 32px;
  cursor: pointer;
  transition: .2s ease;
}
.drop-zone:hover, .drop-zone.drag { border-color: var(--text); background: var(--soft); }
.drop-zone:focus-visible { outline: 3px solid #98a2b3; outline-offset: 3px; }
.drop-icon { font-size: 2.5rem; line-height: 1; }
.drop-zone h2 { margin-bottom: 4px; }
.drop-zone p, .drop-zone small { margin: 2px 0; color: var(--muted); }
.hidden { display: none !important; }
.results { display: grid; gap: 24px; }
.summary-grid, .max-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.metric, .max-grid > div {
  background: var(--soft);
  border-radius: 16px;
  padding: 18px;
}
.metric span, .max-grid span, .max-grid small { color: var(--muted); font-size: .85rem; display:block; }
.metric strong, .max-grid strong { display:block; margin-top:8px; font-size:1.15rem; }
.max-grid { grid-template-columns: repeat(3, 1fr); }
.metadata-note {
  border:1px solid var(--border);
  border-radius:12px;
  padding:12px 14px;
  color:var(--muted);
  font-size:.9rem;
}
.print-table-wrap { overflow-x: auto; }
.print-table { width: 100%; border-collapse: collapse; }
.print-table th, .print-table td { padding: 14px 12px; border-bottom: 1px solid var(--border); text-align:left; }
.print-table th { font-size: .82rem; color: var(--muted); }
.badge { display:inline-block; padding:5px 9px; border-radius:999px; font-weight:700; font-size:.8rem; }
.badge.excellent { background:#ecfdf3; color:var(--good); }
.badge.good { background:#fffaeb; color:var(--warn); }
.badge.low { background:#fef3f2; color:var(--low); }
.advice { background:#f8fafc; border-left:4px solid var(--text); padding:16px 18px; border-radius:10px; }
button {
  appearance: none;
  border: 0;
  background: var(--accent);
  color:#fff;
  font-weight:700;
  padding: 13px 18px;
  border-radius:12px;
  cursor:pointer;
}
.secondary-btn { background:#eef0f3; color:var(--text); width:max-content; }
.content-section {
  display:grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 48px;
  padding: 72px 0 0;
}
.calc-card { display:grid; gap:14px; }
label { display:grid; gap:6px; font-weight:650; font-size:.92rem; }
input, select {
  width:100%;
  border:1px solid #d0d5dd;
  border-radius:10px;
  padding:12px 13px;
  font:inherit;
  background:#fff;
}
input:focus, select:focus { outline:2px solid #98a2b3; outline-offset:1px; }
.calc-result { background:var(--soft); border-radius:12px; padding:16px; font-weight:700; }
.prose { color:#475467; }
.prose strong { color:var(--text); }
footer {
  max-width:1080px;
  margin:0 auto;
  padding: 32px 24px 60px;
  display:flex;
  justify-content:space-between;
  gap:20px;
  color:var(--muted);
  border-top:1px solid var(--border);
}
.footer-brand { display:grid; gap:4px; }
.footer-brand strong { color:var(--text); }
.footer-links { display:flex; gap:18px; }
.footer-links a { color:var(--muted); text-decoration:none; }
@media (max-width: 760px) {
  .site-header { padding: 16px 20px; }
  .primary-nav { gap: 2px; }
  .primary-nav > .nav-link, .tools-menu > summary { padding: 10px 11px; }
  .tools-menu { position: static; }
  .tools-dropdown {
    top: calc(100% - 5px);
    left: 20px;
    right: 20px;
    width: auto;
    grid-template-columns: 1fr;
    max-height: calc(100vh - 80px);
    overflow-y: auto;
  }
  .hero { padding-top:40px; }
  .summary-grid { grid-template-columns:1fr 1fr; }
  .max-grid { grid-template-columns:1fr; }
  .content-section { grid-template-columns:1fr; gap:14px; }
  footer { flex-direction:column; }
}

/* Contextual navigation between related tools */
.related-tools {
  margin-top: 72px;
  padding: 26px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 20px;
}
.related-tools h2 { margin: 6px 0 18px; }
.related-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.related-links a {
  display: grid;
  gap: 4px;
  min-width: 0;
  padding: 15px;
  border: 1px solid var(--border);
  border-radius: 13px;
  text-decoration: none;
}
.related-links a:hover { background: var(--soft); }
.related-links strong { font-size: .92rem; }
.related-links span { color: var(--muted); font-size: .8rem; }
@media (max-width: 640px) {
  .related-tools { margin-top: 52px; padding: 20px; }
  .related-links { grid-template-columns: 1fr; }
}


/* Optional analytics consent */
.analytics-consent {
  position: fixed;
  z-index: 1000;
  right: 20px;
  bottom: 20px;
  width: min(460px, calc(100vw - 40px));
  padding: 20px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: 0 18px 60px rgba(16,24,40,.18);
}
.analytics-consent p { margin: 0; color: #344054; }
.analytics-consent strong { display: block; margin-bottom: 6px; color: var(--text); }
.analytics-consent-actions { display: flex; gap: 10px; margin-top: 16px; flex-wrap: wrap; }
.analytics-consent .secondary-btn { border: 1px solid var(--border); }
.analytics-settings {
  position: fixed;
  z-index: 999;
  left: 16px;
  bottom: 16px;
  padding: 8px 11px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--panel);
  color: var(--muted);
  box-shadow: 0 6px 18px rgba(16,24,40,.09);
  font-size: .8rem;
  font-weight: 700;
}
.analytics-settings:hover { color: var(--text); }
@media (max-width: 520px) {
  .analytics-consent { right: 12px; bottom: 12px; width: calc(100vw - 24px); }
  .analytics-consent-actions button { flex: 1; }
}


/* Dedicated tool pages */
.tool-page-hero { max-width: 880px; padding-bottom: 36px; }
.tool-page-hero h1 { font-size: clamp(2.65rem, 6.5vw, 5rem); }
.tool-page-hero .lede { max-width: 790px; }
.checker-results { display: grid; gap: 22px; }
.checker-verdict {
  padding: 18px 20px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: #f8fafc;
}
.checker-verdict strong { display: block; margin-bottom: 4px; }
.checker-verdict p { margin: 0; color: #475467; }
.checker-details {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.checker-details > div {
  padding: 18px;
  border-radius: 16px;
  background: var(--soft);
}
.checker-details span,
.checker-details small { display: block; color: var(--muted); }
.checker-details strong { display: block; margin: 7px 0 2px; font-size: 1.1rem; }
.steps { margin: 0; padding-left: 1.25rem; color: #475467; }
.steps li { padding: 0 0 14px 8px; }
.faq-list { display: grid; gap: 12px; }
.faq-list details {
  padding: 17px 18px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--panel);
}
.faq-list summary { cursor: pointer; font-weight: 750; }
.faq-list p { margin: 10px 0 0; color: #475467; }
.inline-link { font-weight: 750; text-underline-offset: 3px; }
nav a[aria-current="page"] { color: var(--text); font-weight: 700; }
@media (max-width: 760px) {
  .checker-details { grid-template-columns: 1fr; }
}


/* Pixels-to-print-size calculator */
.calc-more { margin: 0; font-size: .9rem; }
.calculator-stack { display: grid; gap: 24px; }
.full-calc-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 22px;
  padding: 24px;
}
.full-calc-card h2 { margin: 0 0 6px; }
.full-calc-card > p { margin: 0 0 20px; color: var(--muted); }
.input-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  align-items: end;
}
.input-grid.four { grid-template-columns: repeat(4, 1fr); }
.input-grid button { min-height: 48px; }
.result-hero {
  margin-top: 18px;
  padding: 22px;
  border-radius: 16px;
  background: var(--text);
  color: #fff;
}
.result-hero span { display: block; color: #d0d5dd; font-size: .86rem; }
.result-hero strong {
  display: block;
  margin: 5px 0;
  font-size: clamp(1.35rem, 4vw, 2rem);
  letter-spacing: -.035em;
}
.result-hero small { color: #d0d5dd; }
.conversion-table-wrap { margin-top: 22px; overflow-x: auto; }
.conversion-table { width: 100%; border-collapse: collapse; }
.conversion-table th,
.conversion-table td {
  padding: 13px 12px;
  border-bottom: 1px solid var(--border);
  text-align: left;
  white-space: nowrap;
}
.conversion-table th { color: var(--muted); font-size: .8rem; }
.conversion-table td:first-child { font-weight: 750; }
.formula-box {
  padding: 18px 20px;
  border-left: 4px solid var(--text);
  border-radius: 10px;
  background: #f8fafc;
}
.formula-box code {
  display: inline-block;
  margin: 4px 0;
  color: var(--text);
  font-size: .95rem;
}
.preset-row { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 18px; }
.preset-btn {
  padding: 8px 11px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--soft);
  color: var(--text);
  font-size: .82rem;
}
.preset-btn:hover { background: #e4e7ec; }
@media (max-width: 860px) {
  .input-grid, .input-grid.four { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 520px) {
  .input-grid, .input-grid.four { grid-template-columns: 1fr; }
  .full-calc-card { padding: 18px; }
}


/* DPI/PPI metadata changer */
.changer-panel { display: grid; gap: 22px; }
.file-summary {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.file-summary > div {
  padding: 18px;
  border-radius: 16px;
  background: var(--soft);
}
.file-summary span { display: block; color: var(--muted); font-size: .84rem; }
.file-summary strong { display: block; margin-top: 7px; font-size: 1.08rem; }
.change-controls {
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: 16px;
}
.change-controls h2 { margin: 0 0 6px; }
.change-controls > p { margin: 0 0 16px; color: var(--muted); }
.ppi-presets { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 14px; }
.ppi-presets button {
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--soft);
  color: var(--text);
  font-size: .84rem;
}
.ppi-presets button:hover { background: #e4e7ec; }
.change-action-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  align-items: end;
}
.change-action-row button { min-height: 48px; }
.changer-status {
  padding: 14px 16px;
  border-radius: 12px;
  background: #ecfdf3;
  color: var(--good);
  font-weight: 700;
}
.important-note {
  padding: 18px 20px;
  border: 1px solid #fedf89;
  border-radius: 14px;
  background: #fffaeb;
  color: #7a2e0e;
}
.important-note strong { display: block; margin-bottom: 4px; }
.result-hero.error { background: var(--low); }
@media (max-width: 760px) {
  .file-summary { grid-template-columns: 1fr; }
  .change-action-row { grid-template-columns: 1fr; }
}


/* Browser-based image resizer */
.resize-panel { display: grid; gap: 22px; }
.resize-controls {
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: 16px;
}
.resize-controls h2 { margin: 0 0 6px; }
.resize-controls > p { margin: 0 0 16px; color: var(--muted); }
.resize-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1.15fr;
  gap: 14px;
  align-items: end;
}
.check-label {
  min-height: 48px;
  display: flex;
  grid-template-columns: none;
  flex-direction: row;
  align-items: center;
  gap: 9px;
  padding: 12px 13px;
  border: 1px solid #d0d5dd;
  border-radius: 10px;
  background: #fff;
}
.check-label input { width: auto; margin: 0; accent-color: var(--text); }
.quality-control {
  margin-top: 16px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 6px 14px;
  align-items: center;
}
.quality-control input { grid-column: 1 / -1; padding: 0; accent-color: var(--text); }
.quality-control output { color: var(--muted); font-weight: 750; }
.resize-button { width: 100%; margin-top: 18px; }
.resize-output {
  display: grid;
  grid-template-columns: minmax(180px, .75fr) 1.25fr;
  gap: 20px;
  align-items: center;
  padding: 20px;
  border-radius: 16px;
  background: var(--soft);
}
.resize-preview-wrap {
  display: grid;
  place-items: center;
  min-height: 190px;
  padding: 12px;
  border-radius: 12px;
  background:
    linear-gradient(45deg, #e4e7ec 25%, transparent 25%),
    linear-gradient(-45deg, #e4e7ec 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #e4e7ec 75%),
    linear-gradient(-45deg, transparent 75%, #e4e7ec 75%);
  background-size: 20px 20px;
  background-position: 0 0, 0 10px, 10px -10px, -10px 0;
}
.resize-preview-wrap img {
  display: block;
  max-width: 100%;
  max-height: 280px;
  object-fit: contain;
  box-shadow: 0 4px 18px rgba(16,24,40,.14);
}
.resize-output-details h2 { margin: 0 0 4px; }
.resize-output-details p { margin: 4px 0; color: var(--muted); }
.download-link {
  display: inline-block;
  margin-top: 14px;
  padding: 12px 16px;
  border-radius: 12px;
  background: var(--text);
  color: #fff;
  text-decoration: none;
  font-weight: 750;
}
.download-link:hover { color: #fff; background: #344054; }
@media (max-width: 860px) {
  .resize-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .resize-grid, .resize-output { grid-template-columns: 1fr; }
}


/* Homepage tool directory and crawlable navigation */
.tools-directory { padding: 72px 0 0; }
.section-heading { max-width: 670px; margin-bottom: 22px; }
.section-heading h2 {
  margin: 8px 0 10px;
  font-size: clamp(2rem, 4vw, 3.25rem);
  line-height: 1.04;
}
.section-heading > p:last-child { color: var(--muted); font-size: 1.05rem; }
.tools-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}
.tool-link-card {
  min-height: 220px;
  display: flex;
  flex-direction: column;
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: 20px;
  background: var(--panel);
  text-decoration: none;
  box-shadow: 0 8px 28px rgba(16,24,40,.035);
  transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}
.tool-link-card:hover {
  transform: translateY(-2px);
  border-color: #b9c0ca;
  box-shadow: 0 14px 34px rgba(16,24,40,.07);
}
.tool-link-card > span {
  color: var(--muted);
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .14em;
}
.tool-link-card h3 {
  margin: 18px 0 8px;
  font-size: 1.35rem;
  letter-spacing: -.025em;
}
.tool-link-card p { margin: 0; color: #475467; }
.tool-link-card strong { margin-top: auto; padding-top: 22px; }
.footer-links { flex-wrap: wrap; }
@media (max-width: 640px) {
  .tools-grid { grid-template-columns: 1fr; }
  .tool-link-card { min-height: 195px; }
}

/* Prevent wide calculator tables from expanding the mobile page. */
.calculator-stack,
.full-calc-card,
.conversion-table-wrap {
  min-width: 0;
}
.conversion-table-wrap { max-width: 100%; }


/* Browser-based image compressor */
.compressor-grid {
  display: grid;
  grid-template-columns: minmax(180px, .65fr) 1.35fr;
  gap: 16px;
  align-items: end;
}
.compressor-grid .quality-control { margin-top: 0; }
.compression-presets { margin-top: 16px; }
.compression-note { margin: 14px 0 0; color: var(--muted); font-size: .9rem; }
@media (max-width: 640px) {
  .compressor-grid { grid-template-columns: 1fr; }
}

/* Search guides and educational content */
.guide-main { max-width: 920px; }
.guide-hero { padding: 72px 0 38px; }
.guide-hero h1 { max-width: 880px; }
.guide-meta { margin-top: 24px; color: var(--muted); font-size: .88rem; }
.guide-callout,
.guide-cta {
  margin-top: 30px;
  padding: 26px;
  border: 1px solid var(--border);
  border-radius: 20px;
  background: var(--panel);
  box-shadow: 0 10px 32px rgba(16,24,40,.04);
}
.guide-callout h2,
.guide-cta h2 { margin: 0 0 10px; }
.guide-callout > :last-child,
.guide-cta > :last-child { margin-bottom: 0; }
.guide-section { padding-top: 54px; color: #475467; font-size: 1.03rem; }
.guide-section h2 { margin: 0 0 16px; color: var(--text); font-size: clamp(1.65rem, 3vw, 2.25rem); }
.guide-section strong,
.guide-callout strong { color: var(--text); }
.guide-list { display: grid; gap: 10px; padding-left: 22px; }
.guide-list.compact { margin-bottom: 0; }
.guide-table-wrap {
  max-width: 100%;
  margin-top: 22px;
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--panel);
}
.guide-table { width: 100%; border-collapse: collapse; min-width: 580px; }
.guide-table th,
.guide-table td { padding: 14px 16px; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; }
.guide-table tr:last-child td { border-bottom: 0; }
.guide-table th { color: var(--muted); background: var(--soft); font-size: .82rem; }
.guide-cta { margin-top: 64px; background: #eef1f5; }
.guide-cta p:not(.eyebrow) { color: #475467; }
.guide-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-top: 20px; }
.guide-actions .download-link { margin-top: 0; }
.secondary-link {
  display: inline-block;
  padding: 11px 14px;
  border: 1px solid #c8ced7;
  border-radius: 11px;
  text-decoration: none;
  font-weight: 750;
}
.secondary-link:hover { background: #fff; }
.guides-directory { padding: 72px 0 0; }
.guides-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.guide-link-card {
  min-height: 210px;
  display: flex;
  flex-direction: column;
  padding: 22px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: var(--panel);
  text-decoration: none;
}
.guide-link-card:hover { background: var(--soft); }
.guide-link-card > span { color: var(--muted); font-size: .72rem; font-weight: 800; letter-spacing: .13em; }
.guide-link-card h3 { margin: 16px 0 8px; font-size: 1.25rem; }
.guide-link-card p { margin: 0; color: #475467; }
.guide-link-card strong { margin-top: auto; padding-top: 20px; }

/* Image aspect ratio calculator */
.ratio-result-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(220px, .9fr);
  gap: 18px;
  align-items: stretch;
  margin-top: 18px;
}
.ratio-result-layout .result-hero { margin-top: 0; }
.ratio-preview {
  min-height: 170px;
  display: grid;
  place-items: center;
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--soft);
}
.ratio-preview > div {
  max-width: 100%;
  max-height: 150px;
  display: grid;
  place-items: center;
  border: 2px solid var(--text);
  border-radius: 10px;
  background: var(--panel);
}
.ratio-preview span { font-weight: 800; letter-spacing: -.02em; }
.ratio-resize-grid { grid-template-columns: repeat(2, 1fr); }
.resize-summary {
  display: grid;
  gap: 5px;
  margin-top: 18px;
  padding: 18px 20px;
  border-radius: 14px;
  background: var(--soft);
}
.resize-summary strong { font-size: 1.25rem; }
.resize-summary span { color: var(--muted); }
.resize-summary.error { background: #fff0f0; }
@media (max-width: 640px) {
  .ratio-result-layout { grid-template-columns: 1fr; }
  .ratio-preview { min-height: 150px; }
  .ratio-resize-grid { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .guide-hero { padding-top: 44px; }
  .guides-grid { grid-template-columns: 1fr; }
  .guide-link-card { min-height: 180px; }
}