:root {
  color-scheme: light;

  /* Typography — matches the love8.me main site system-ui font stack
     (codings/assets/css/en/header-footer.css). No web fonts are loaded. */
  --font-sans: system-ui, -apple-system, "Segoe UI", Roboto, Arial, "Noto Sans", "Liberation Sans", sans-serif;
  --font-body: var(--font-sans);
  --font-heading: var(--font-sans);

  /* Surface + text tokens aligned with the main site (--bg/--ink/--muted/--border). */
  --bg: #f6f7fb;
  --surface: #ffffff;
  --surface-soft: #eef3f9;
  --text: #1f2633; /* main site --ink (body text) */
  --heading: #111827; /* dark, not pure black (headings) */
  --muted: #667085; /* main site --muted */
  --line: #e5e7eb; /* main site --border */

  /* A. Main-site style links (pink / red-purple): body text links, footer, nav.
        Mirrors the main site's pink link palette. */
  --l8-link-main: #be2d5a;
  --l8-link-main-hover: #9f2349;

  /* B. Tool interaction accent (blue-teal): tool cards, focus rings, tool buttons. */
  --l8-tool-accent: #2f7da1;
  --l8-tool-accent-hover: #1f6f8f;

  /* Aliases kept for the existing tool button / form rules (now = tool accent). */
  --l8-brand: var(--l8-tool-accent);
  --l8-brand-hover: var(--l8-tool-accent-hover);
  --l8-focus-ring: rgba(47, 125, 161, 0.35); /* tool buttons + form inputs only */

  /* C. Related / nearby / internal / main-site cards — aligned with the love8.me
        main site (codings/assets/css/en/main.css .context-links + .card, and
        articles-cluster.css). Restrained: light neutral border, soft pink hover,
        no heavy blue tool accent, no heavy shadow. */
  --l8-card-text: #111827; /* main-site .link-title ink */
  --l8-card-muted: #5f6b7a; /* card meta text */
  --l8-card-border: #d8dee8; /* resting border */
  --l8-card-border-hover: #c04a6a; /* pink hover border (was tool-accent blue) */
  --l8-card-bg: #ffffff;
  --l8-card-bg-hover: #fff8fb; /* matches main-site .context-links a:hover */
  --l8-card-shadow-hover: 0 8px 20px rgba(15, 23, 42, 0.06);
  --l8-card-focus-ring: rgba(190, 45, 90, 0.28);
  --l8-card-underline: rgba(190, 45, 90, 0.28); /* thin pink title underline */

  --accent: var(--l8-tool-accent);
  --accent-strong: var(--l8-tool-accent-hover);
  --warning: #a65f00;
  --danger: #a23a3a;
  --ok: #2f7a4f; /* success / low-risk result state ONLY — never link/card/button hover */
  --shadow: 0 12px 28px rgba(27, 39, 55, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  font-family: var(--font-body);
  font-size: 16px;
  background: var(--bg);
  color: var(--text);
  -webkit-text-size-adjust: 100%;
  text-rendering: optimizeLegibility;
}

body {
  margin: 0;
  min-width: 320px;
  font-family: var(--font-body);
  line-height: 1.65;
}

/* Body text links use the main-site pink. Tool cards keep their own blue accent. */
a {
  color: var(--l8-link-main);
  text-underline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: 12px;
  top: -48px;
  z-index: 10;
  background: var(--text);
  color: #fff;
  padding: 8px 12px;
  border-radius: 6px;
}

.skip-link:focus {
  top: 12px;
}

.site-header,
.site-footer {
  max-width: 1120px;
  margin: 0 auto;
  padding: 18px 18px;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  color: var(--text);
  text-decoration: none;
}

/* Brand wordmark, sized like the main site .brand-name (sans-serif, not serif). */
.brand strong {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.brand img {
  display: block;
  width: 48px;
  height: 48px;
  border-radius: 12px;
  object-fit: cover;
  flex: 0 0 auto;
}

.site-header nav,
.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 14px;
}

.site-header nav a,
.site-footer nav a {
  text-decoration: underline;
  text-decoration-color: transparent;
  text-underline-offset: 4px;
  transition:
    color 160ms ease,
    text-decoration-color 160ms ease;
}

/* Header nav: neutral by default, tool-accent (blue) on hover. */
.site-header nav a {
  color: var(--muted);
}

.site-header nav a:hover {
  color: var(--l8-tool-accent-hover);
  text-decoration-color: currentColor;
}

/* Footer nav: main-site pink links (About / Privacy / Terms / Contact + extras). */
.site-footer nav a,
.footer a {
  color: var(--l8-link-main);
}

.site-footer nav a:hover,
.footer a:hover {
  color: var(--l8-link-main-hover);
  text-decoration-color: currentColor;
}

main {
  max-width: 920px;
  margin: 0 auto;
  padding: 8px 18px 48px;
}

.page-intro {
  padding: 0px 0 0px;
}

.breadcrumb {
  display: flex;
  gap: 8px;
  align-items: center;
  color: var(--muted);
  font-size: 13px;
  margin-bottom: 18px;
}

.breadcrumb span::before {
  content: "/";
  margin-right: 8px;
  color: #9aa3b2;
}

.eyebrow,
.section-kicker {
  margin: 0 0 8px;
  color: var(--accent-strong);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

p {
  letter-spacing: 0;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-heading);
  color: var(--heading);
  letter-spacing: -0.015em;
  line-height: 1.18;
}

h1 {
  max-width: 780px;
  margin: 0 0 12px;
  font-size: clamp(2rem, 4vw, 3.25rem);
}

h2 {
  margin: 0 0 12px;
  font-size: clamp(1.5rem, 3vw, 2.25rem);
}

h3 {
  margin: 0 0 8px;
  font-size: clamp(1.2rem, 2vw, 1.5rem);
}

p,
li,
.tool-body,
.faq-section,
.content-section {
  font-size: 1rem;
  line-height: 1.65;
}

p,
li {
  color: var(--muted);
}

.lede {
  max-width: 760px;
  margin: 0 0 12px;
  font-size: 18px;
  color: #3d4655;
}

.disclaimer {
  max-width: 760px;
  padding: 12px 14px;
  border-left: 4px solid var(--accent);
  background: var(--surface-soft);
  color: #3c4d55;
}

.tool-panel,
.content-section,
.related-section {
  margin: 24px 0;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.tool-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin: 18px 0;
}

.tool-form label {
  display: grid;
  gap: 7px;
  min-width: 0;
  color: #384253;
  font-weight: 650;
}

.tool-form input[type="number"] {
  width: 100%;
  min-height: 42px;
  border: 1px solid #c7cfda;
  border-radius: 6px;
  padding: 8px 10px;
  font: inherit;
}

.check-row {
  grid-column: 1 / -1;
  display: flex !important;
  grid-template-columns: none !important;
  align-items: flex-start;
  gap: 10px !important;
  padding: 10px 12px;
  border: 1px solid #e1e5ec;
  border-radius: 6px;
  background: #fbfcfe;
}

.check-row input {
  width: 18px;
  height: 18px;
  margin-top: 3px;
  flex: 0 0 auto;
}

.button {
  grid-column: 1 / -1;
  justify-self: start;
  min-height: 44px;
  border: 0;
  border-radius: 6px;
  background: var(--l8-brand);
  color: #fff;
  padding: 10px 16px;
  font: inherit;
  font-weight: 750;
  cursor: pointer;
  transition: background-color 160ms ease;
}

.button:hover {
  background: var(--l8-brand-hover);
  text-decoration: underline;
}

.button:focus-visible,
a:focus-visible,
input:focus-visible {
  outline: 3px solid var(--l8-focus-ring);
  outline-offset: 2px;
}

.tool-result {
  display: grid;
  gap: 6px;
  min-height: 86px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f9fafc;
      margin-bottom: 10px;
}

.tool-result[data-level="low"] {
  border-color: rgba(47, 122, 79, 0.45);
  background: #f0f8f3;
}

.tool-result[data-level="medium"] {
  border-color: rgba(166, 95, 0, 0.45);
  background: #fff7e9;
}

.tool-result[data-level="high"] {
  border-color: rgba(162, 58, 58, 0.45);
  background: #fff1f1;
      margin-bottom: 10px;
}

.signal-list {
  display: grid;
  gap: 8px;
  padding-left: 22px;
}

.faq-item {
  padding: 14px 0;
  border-top: 1px solid var(--line);
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 14px 0 22px;
}

.related-card,
.nearby-card,
.tool-card-link,
.internal-card-link,
.main-site-card {
  display: grid;
  gap: 6px;
  min-height: 104px;
  padding: 15px 16px;
  border: 1px solid var(--l8-card-border);
  border-radius: 14px;
  background: var(--l8-card-bg);
  color: var(--l8-card-text);
  text-decoration: none;
  box-shadow: none;
  cursor: pointer;
  transition:
    border-color 160ms ease,
    background-color 160ms ease,
    box-shadow 160ms ease,
    transform 160ms ease;
}

.related-card span,
.nearby-card span,
.tool-card-link span,
.internal-card-link span,
.main-site-card span,
.card-meta {
  color: var(--l8-card-muted);
  font-size: 0.85rem;
  font-weight: 500;
}

.related-card .card-title,
.nearby-card .card-title,
.tool-card-link .card-title,
.internal-card-link .card-title,
.main-site-card .card-title {
  color: var(--l8-card-text);
  font-size: clamp(1.05rem, 1.6vw, 1.35rem);
  line-height: 1.28;
  font-weight: 700;
  text-decoration: underline;
  text-decoration-color: var(--l8-card-underline);
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
}

.card-link-hint {
  align-self: end;
  margin-top: 0.6rem;
  color: var(--l8-link-main);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
}

.related-card:hover,
.nearby-card:hover,
.tool-card-link:hover,
.internal-card-link:hover,
.main-site-card:hover {
  border-color: var(--l8-card-border-hover);
  background: var(--l8-card-bg-hover);
  box-shadow: var(--l8-card-shadow-hover);
  transform: translateY(-1px);
}

.related-card:hover .card-title,
.nearby-card:hover .card-title,
.tool-card-link:hover .card-title,
.internal-card-link:hover .card-title,
.main-site-card:hover .card-title {
  color: var(--l8-link-main-hover);
  text-decoration-color: var(--l8-link-main-hover);
  text-decoration-thickness: 1.5px;
}

.related-card:hover .card-link-hint,
.nearby-card:hover .card-link-hint,
.tool-card-link:hover .card-link-hint,
.internal-card-link:hover .card-link-hint,
.main-site-card:hover .card-link-hint {
  color: var(--l8-link-main-hover);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.related-card:focus-visible,
.nearby-card:focus-visible,
.tool-card-link:focus-visible,
.internal-card-link:focus-visible,
.main-site-card:focus-visible {
  outline: 3px solid var(--l8-card-focus-ring);
  outline-offset: 3px;
  border-color: var(--l8-card-border-hover);
  background: var(--l8-card-bg-hover);
}

.guide-list {
  display: grid;
  gap: 10px;
  padding: 0;
  list-style: none;
}

/* Main-site reading cards are intentionally lighter than the related/tool cards:
   tighter radius, smaller title, no resting shadow. Same restrained pink hover. */
.guide-link {
  display: grid;
  gap: 3px;
  padding: 12px 14px;
  border: 1px solid var(--l8-card-border);
  border-radius: 12px;
  background: var(--l8-card-bg);
  color: var(--l8-card-text);
  text-decoration: none;
  box-shadow: none;
  cursor: pointer;
  transition:
    border-color 160ms ease,
    background-color 160ms ease,
    box-shadow 160ms ease,
    transform 160ms ease;
}

.guide-link strong {
  color: var(--l8-card-text);
  font-size: 1.02rem;
  line-height: 1.3;
  font-weight: 700;
  text-decoration: underline;
  text-decoration-color: var(--l8-card-underline);
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
}

.guide-link span {
  display: block;
  margin-top: 2px;
  color: var(--l8-card-muted);
  font-size: 0.85rem;
}

.guide-link .card-link-hint {
  margin-top: 0.5rem;
  color: var(--l8-link-main);
}

.guide-link:hover {
  border-color: var(--l8-card-border-hover);
  background: var(--l8-card-bg-hover);
  box-shadow: var(--l8-card-shadow-hover);
  transform: translateY(-1px);
}

.guide-link:hover strong {
  color: var(--l8-link-main-hover);
  text-decoration-color: var(--l8-link-main-hover);
  text-decoration-thickness: 1.5px;
}

.guide-link:hover .card-link-hint {
  color: var(--l8-link-main-hover);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.guide-link:focus-visible {
  outline: 3px solid var(--l8-card-focus-ring);
  outline-offset: 3px;
  border-color: var(--l8-card-border-hover);
  background: var(--l8-card-bg-hover);
}

/* Related tools / Main-site reading are secondary navigation blocks below the main
   content, so their headings track the main-site .page-section h2 scale (~18-24px)
   instead of the large global page h2. */
.related-section h2 {
  margin: 0 0 12px;
  font-size: clamp(1.2rem, 2.2vw, 1.5rem);
  line-height: 1.25;
}

.related-section .section-kicker + h2 {
  margin-top: 0;
}

.prose a,
.content a,
.tool-body a,
.content-section a:not(.button),
.related-section p a,
.faq-section a {
  color: var(--l8-link-main);
  font-weight: 550;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.prose a:hover,
.content a:hover,
.tool-body a:hover,
.content-section a:not(.button):hover,
.related-section p a:hover,
.faq-section a:hover {
  color: var(--l8-link-main-hover);
  text-decoration-thickness: 2px;
}

.prose a:focus-visible,
.content a:focus-visible,
.tool-body a:focus-visible,
.content-section a:focus-visible,
.related-section p a:focus-visible,
.faq-section a:focus-visible {
  outline: 3px solid var(--l8-focus-ring);
  outline-offset: 3px;
}

.link-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 18px;
}

.link-columns a {
  color: var(--l8-link-main);
  font-weight: 550;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.link-columns a:hover {
  color: var(--l8-link-main-hover);
  text-decoration-thickness: 2px;
}

.site-footer {
  border-top: 1px solid var(--line);
  color: var(--muted);
}

@media (max-width: 720px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .brand img {
    width: 40px;
    height: 40px;
    border-radius: 10px;
  }

  /* h1/h2/h3 stay responsive via clamp(); no fixed mobile override needed. */

  .tool-form,
  .related-grid,
  .link-columns {
    grid-template-columns: 1fr;
  }

  .tool-panel,
  .content-section,
  .related-section {
    padding: 18px;
  }

  .button {
    width: 100%;
  }
}

/* Educational explainer figures (neutral SVG diagrams). The diagram carries only
   short, large labels; the detail lives in the .visual-explainer-notes cards below.
   Sits between the intro and the tool module with generous spacing so it is never
   crowded against an ad slot. Independent of .ad-slot styling. */
.tool-explainer-figure {
  margin: 0rem 0;
  padding: 0;
  max-width: 560px;
}

.tool-explainer-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border-radius: 16px;
  border: 1px solid #d7dee8;
  background: #fff;
  box-shadow: 0 4px 12px rgba(20, 33, 61, 0.06);
}

.tool-explainer-figure figcaption {
  margin-top: 0.75rem;
  font-size: 0.95rem;
  line-height: 1.5;
  color: #526173;
}

/* HTML explainer cards that carry the detailed text removed from the image. */
.visual-explainer-notes {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin: 1.25rem 0 2rem;
}

.visual-explainer-notes .note-card {
  border: 1px solid #d7dee8;
  border-radius: 14px;
  background: #fff;
  padding: 1rem;
}

.visual-explainer-notes .note-card strong {
  display: block;
  font-size: 1rem;
  color: #0f172a;
  margin-bottom: 0.35rem;
}

.visual-explainer-notes .note-card p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.55;
  color: #526173;
}

@media (max-width: 640px) {
  .visual-explainer-notes {
    grid-template-columns: 1fr;
  }

  .tool-explainer-figure {
    margin: 0rem 0;
    max-width: 100%;
  }

  .tool-explainer-figure img {
    border-radius: 12px;
  }

  .tool-explainer-figure figcaption {
    font-size: 0.95rem;
  }
}