/* BMITOOL.ORG — bmi-style.css | Prefix: bmi- | Modern Clean */

:root {
  --muscle: #DC2626;
  --bone: #2563EB;
  --fat: #F8FAFC;
  --skin: #0F172A;
  --blood: #16A34A;

  --bmi-primary: var(--muscle);
  --bmi-secondary: var(--bone);
  --bmi-bg: var(--fat);
  --bmi-text: var(--skin);
  --bmi-accent: var(--blood);

  --bmi-border: #E2E8F0;
  --bmi-border-light: #F1F5F9;
  --bmi-text-secondary: #475569;
  --bmi-text-muted: #94A3B8;
  --bmi-radius: 8px;
  --bmi-shadow: 0 1px 3px rgba(0,0,0,0.08), 0 4px 12px rgba(0,0,0,0.05);
  --bmi-shadow-hover: 0 8px 24px rgba(0,0,0,0.12);
  --bmi-transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --bmi-max-width: 1140px;

  --bmi-font-heading: 'Bebas Neue', Impact, sans-serif;
  --bmi-font-body: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --bmi-font-mono: 'Roboto Mono', 'Courier New', monospace;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--bmi-font-body);
  background: var(--bmi-bg);
  color: var(--bmi-text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--bmi-secondary); text-decoration: none; transition: var(--bmi-transition); }
a:hover { color: var(--bmi-primary); }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--bmi-font-heading);
  font-weight: 700;
  line-height: 1.15;
  color: var(--bmi-text);
  letter-spacing: 0.02em;
}
h1 { font-size: 2.75rem; }
h2 { font-size: 2.25rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
p { margin-bottom: 1.125rem; }

.bmi-container {
  max-width: var(--bmi-max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ===== Navigation ===== */
.bmi-nav {
  background: #fff;
  border-bottom: 1px solid var(--bmi-border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 1px 2px rgba(0,0,0,0.04);
}
.bmi-nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}
.bmi-nav-logo {
  font-family: var(--bmi-font-heading);
  font-size: 1.625rem;
  font-weight: 700;
  color: var(--bmi-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  letter-spacing: 0.04em;
}
.bmi-nav-logo span { color: var(--bmi-secondary); }
.bmi-nav-links {
  display: flex;
  gap: 1.75rem;
  list-style: none;
}
.bmi-nav-links a {
  font-family: var(--bmi-font-body);
  font-weight: 500;
  color: var(--bmi-text-secondary);
  padding: 0.5rem 0;
  position: relative;
  text-transform: uppercase;
  font-size: 0.8125rem;
  letter-spacing: 0.06em;
}
.bmi-nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--bmi-primary);
  transition: width 0.3s ease;
}
.bmi-nav-links a:hover,
.bmi-nav-links a.active {
  color: var(--bmi-primary);
}
.bmi-nav-links a:hover::after,
.bmi-nav-links a.active::after {
  width: 100%;
}
.bmi-nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  font-size: 1.5rem;
  color: var(--bmi-text);
}

/* ===== Hero ===== */
.bmi-hero {
  background: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
  color: #fff;
  padding: 5rem 0;
  position: relative;
  overflow: hidden;
}
.bmi-hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(220,38,38,0.08) 0%, transparent 70%);
  pointer-events: none;
}
.bmi-hero-content {
  position: relative;
  z-index: 1;
  max-width: 640px;
}
.bmi-hero h1 {
  color: #fff;
  font-size: 3.25rem;
  margin-bottom: 1.125rem;
  font-family: var(--bmi-font-heading);
  letter-spacing: 0.03em;
}
.bmi-hero p {
  font-size: 1.125rem;
  opacity: 0.85;
  margin-bottom: 2rem;
  line-height: 1.7;
}
.bmi-hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--bmi-primary);
  color: #fff;
  padding: 0.875rem 1.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 0.875rem;
  border-radius: 6px;
  transition: var(--bmi-transition);
  box-shadow: 0 4px 14px rgba(220,38,38,0.35);
}
.bmi-hero-cta:hover {
  background: #B91C1C;
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(220,38,38,0.45);
}

/* ===== Section Headers ===== */
.bmi-section-header {
  text-align: center;
  margin-bottom: 2.5rem;
}
.bmi-section-header h2 {
  color: var(--bmi-text);
  margin-bottom: 0.5rem;
}
.bmi-section-header p {
  color: var(--bmi-text-secondary);
  max-width: 560px;
  margin: 0 auto;
  font-size: 1.0625rem;
}

/* ===== Cards ===== */
.bmi-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}
a.bmi-card, a.bmi-article-card {
  display: block;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
}
a.bmi-card *, a.bmi-article-card * { pointer-events: none; }
.bmi-card {
  background: #fff;
  border: 1px solid var(--bmi-border);
  border-radius: var(--bmi-radius);
  padding: 1.75rem;
  transition: var(--bmi-transition);
  position: relative;
  overflow: hidden;
}
.bmi-card:hover {
  box-shadow: var(--bmi-shadow-hover);
  transform: translateY(-3px);
  border-color: #CBD5E1;
}
.bmi-card-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--bmi-primary) 0%, #EF4444 100%);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 0.875rem;
  font-weight: 700;
  font-family: var(--bmi-font-mono);
  margin-bottom: 1rem;
}
.bmi-card h3 {
  font-size: 1.125rem;
  margin-bottom: 0.5rem;
  font-family: var(--bmi-font-heading);
  letter-spacing: 0.02em;
}
.bmi-card p {
  color: var(--bmi-text-secondary);
  font-size: 0.9375rem;
  margin-bottom: 0;
  line-height: 1.6;
}
.bmi-card-tag {
  display: inline-block;
  background: var(--bmi-border-light);
  color: var(--bmi-text-secondary);
  padding: 0.25rem 0.625rem;
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 0.875rem;
  border-radius: 4px;
  border: 1px solid var(--bmi-border);
}

/* ===== Article Cards ===== */
.bmi-article-card {
  display: flex;
  gap: 1.25rem;
  background: #fff;
  border: 1px solid var(--bmi-border);
  border-radius: var(--bmi-radius);
  padding: 1.25rem;
  transition: var(--bmi-transition);
  align-items: flex-start;
}
.bmi-article-card:hover {
  box-shadow: var(--bmi-shadow-hover);
  transform: translateY(-2px);
  border-color: #CBD5E1;
}
.bmi-article-thumb {
  width: 120px;
  height: 90px;
  object-fit: cover;
  flex-shrink: 0;
  border-radius: 6px;
  background: var(--bmi-border-light);
}
.bmi-article-content { flex: 1; }
.bmi-article-content h3 {
  font-size: 1.0625rem;
  margin-bottom: 0.375rem;
  font-family: var(--bmi-font-heading);
  letter-spacing: 0.02em;
}
.bmi-article-content p {
  color: var(--bmi-text-secondary);
  font-size: 0.9375rem;
  margin-bottom: 0.625rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.55;
}
.bmi-article-meta {
  display: flex;
  gap: 1rem;
  font-size: 0.8125rem;
  color: var(--bmi-text-muted);
  font-family: var(--bmi-font-mono);
}

/* ===== Inline Tool Cards ===== */
a.bmi-inline-tool {
  display: flex;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
  border: 1px solid var(--bmi-border);
  border-radius: var(--bmi-radius);
  padding: 1rem;
  margin: 1.5rem 0;
  background: #fff;
  transition: var(--bmi-transition);
  align-items: flex-start;
  gap: 0.875rem;
}
a.bmi-inline-tool:hover {
  box-shadow: var(--bmi-shadow-hover);
  transform: translateY(-2px);
  border-color: #CBD5E1;
}
a.bmi-inline-tool * { pointer-events: none; }
.bmi-inline-tool-icon {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--bmi-primary) 0%, #EF4444 100%);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  font-family: var(--bmi-font-mono);
}
.bmi-inline-tool-content h4 {
  font-size: 0.9375rem;
  margin: 0 0 0.25rem 0;
  font-family: var(--bmi-font-heading);
  letter-spacing: 0.02em;
}
.bmi-inline-tool-content p {
  margin: 0 0 0.375rem 0;
  font-size: 0.875rem;
  color: var(--bmi-text-secondary);
  line-height: 1.5;
}
.bmi-inline-tool-privacy {
  font-size: 0.75rem;
  color: var(--bmi-text-muted);
  font-style: italic;
}

/* ===== Badge (Ad Slots) ===== */
.badge {
  width: 100% !important;
  height: 200px;
  display: none;
  margin: 1.5rem 0;
  grid-column: 1 / -1;
  border: 1px dashed var(--bmi-border);
  border-radius: var(--bmi-radius);
  background: repeating-linear-gradient(45deg, transparent, transparent 10px, rgba(220,38,38,0.02) 10px, rgba(220,38,38,0.02) 20px);
}
.badge.ready {
  display: flex;
  justify-content: center;
  align-items: center;
}

/* ===== Footer ===== */
.bmi-footer {
  background: #0F172A;
  color: #94A3B8;
  padding: 3rem 0 2rem;
  margin-top: 4rem;
}
.bmi-footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}
.bmi-footer h4 {
  color: #F1F5F9;
  font-size: 0.9375rem;
  margin-bottom: 1rem;
  font-family: var(--bmi-font-heading);
  letter-spacing: 0.05em;
}
.bmi-footer ul { list-style: none; }
.bmi-footer ul li { margin-bottom: 0.5rem; }
.bmi-footer a {
  color: #94A3B8;
  font-size: 0.875rem;
  transition: var(--bmi-transition);
}
.bmi-footer a:hover { color: #fff; }
.bmi-footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 1.5rem;
  text-align: center;
  font-size: 0.8125rem;
  font-family: var(--bmi-font-mono);
  color: #64748B;
}

/* ===== Breadcrumb ===== */
.bmi-breadcrumb {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  font-size: 0.8125rem;
  color: var(--bmi-text-muted);
  margin-bottom: 1.5rem;
  font-family: var(--bmi-font-mono);
}
.bmi-breadcrumb a { color: var(--bmi-text-secondary); }
.bmi-breadcrumb a:hover { color: var(--bmi-primary); }
.bmi-breadcrumb-sep { color: var(--bmi-text-muted); margin: 0 0.25rem; }

/* ===== Content Layout ===== */
.bmi-content {
  background: #fff;
  padding: 2.5rem;
  border-radius: var(--bmi-radius);
  border: 1px solid var(--bmi-border);
  box-shadow: var(--bmi-shadow);
}
.bmi-content h2 {
  margin-top: 2rem;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--bmi-border);
}
.bmi-content h3 { margin-top: 1.5rem; margin-bottom: 0.75rem; }
.bmi-content p { margin-bottom: 1.25rem; line-height: 1.7; }
.bmi-content ul, .bmi-content ol {
  margin-bottom: 1.25rem;
  padding-left: 1.5rem;
}
.bmi-content li { margin-bottom: 0.5rem; }
.bmi-content blockquote {
  border-left: 3px solid var(--bmi-primary);
  padding-left: 1rem;
  margin: 1.5rem 0;
  color: var(--bmi-text-secondary);
  font-style: italic;
}
.bmi-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.9375rem;
  border-radius: 6px;
  overflow: hidden;
}
.bmi-content th {
  background: var(--bmi-border-light);
  padding: 0.75rem 1rem;
  text-align: left;
  font-weight: 600;
  border-bottom: 2px solid var(--bmi-border);
  font-size: 0.875rem;
}
.bmi-content td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--bmi-border);
}
.bmi-content tr:hover { background: var(--bmi-bg); }

/* ===== Author Box ===== */
.bmi-author-box {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  background: var(--bmi-border-light);
  padding: 1.5rem;
  margin-top: 2rem;
  border-radius: var(--bmi-radius);
  border: 1px solid var(--bmi-border);
}
.bmi-author-avatar {
  width: 72px;
  height: 72px;
  object-fit: cover;
  flex-shrink: 0;
  border-radius: 50%;
}
.bmi-author-info h4 {
  margin-bottom: 0.25rem;
  font-family: var(--bmi-font-heading);
  letter-spacing: 0.02em;
}
.bmi-author-info p {
  font-size: 0.875rem;
  color: var(--bmi-text-secondary);
  margin-bottom: 0;
  line-height: 1.6;
}

/* ===== Post Footer (3-col) ===== */
.bmi-article-footer {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 2rem;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 2px solid var(--bmi-border);
}
.bmi-footer-col h3 {
  font-size: 1.125rem;
  margin-bottom: 1rem;
  font-family: var(--bmi-font-heading);
  letter-spacing: 0.02em;
}
.bmi-footer-cards {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
}
.bmi-related-articles h3,
.bmi-recommended-tools h3 {
  font-size: 1.125rem;
  margin-bottom: 1rem;
  font-family: var(--bmi-font-heading);
  letter-spacing: 0.02em;
}
.bmi-related-list {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
}
.bmi-related-item {
  display: flex;
  gap: 0.875rem;
  align-items: center;
}
.bmi-related-item img {
  width: 56px;
  height: 42px;
  object-fit: cover;
  border-radius: 4px;
}
.bmi-related-item a {
  font-weight: 600;
  font-size: 0.9375rem;
}
.bmi-related-item span {
  font-size: 0.75rem;
  color: var(--bmi-text-muted);
  font-family: var(--bmi-font-mono);
}

/* ===== Tool Pages ===== */
.bmi-tool-hero {
  background: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
  color: #fff;
  padding: 3rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.bmi-tool-hero::before {
  content: '';
  position: absolute;
  top: -30%;
  left: 50%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(220,38,38,0.06) 0%, transparent 70%);
  transform: translateX(-50%);
  pointer-events: none;
}
.bmi-tool-hero h1 {
  color: #fff;
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
  font-family: var(--bmi-font-heading);
  letter-spacing: 0.03em;
  position: relative;
}
.bmi-tool-hero p {
  opacity: 0.85;
  max-width: 560px;
  margin: 0 auto;
  font-size: 1.0625rem;
  position: relative;
}
.bmi-tool-container {
  max-width: 760px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}
.bmi-tool-card {
  background: #fff;
  padding: 2rem;
  border-radius: var(--bmi-radius);
  border: 1px solid var(--bmi-border);
  box-shadow: var(--bmi-shadow);
  margin-bottom: 1.5rem;
}
.bmi-tool-input-group { margin-bottom: 1.25rem; }
.bmi-tool-input-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.375rem;
  color: var(--bmi-text);
  font-family: var(--bmi-font-heading);
  font-size: 0.9375rem;
  letter-spacing: 0.02em;
}
.bmi-tool-input-group input,
.bmi-tool-input-group select {
  width: 100%;
  padding: 0.625rem 0.875rem;
  border: 1px solid var(--bmi-border);
  border-radius: 6px;
  font-size: 1rem;
  font-family: var(--bmi-font-body);
  transition: var(--bmi-transition);
  background: #fff;
  color: var(--bmi-text);
}
.bmi-tool-input-group input:focus,
.bmi-tool-input-group select:focus {
  outline: none;
  border-color: var(--bmi-primary);
  box-shadow: 0 0 0 3px rgba(220,38,38,0.1);
}
.bmi-tool-btn {
  background: linear-gradient(135deg, var(--bmi-primary) 0%, #EF4444 100%);
  color: #fff;
  border: none;
  padding: 0.75rem 1.75rem;
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--bmi-transition);
  font-family: var(--bmi-font-body);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border-radius: 6px;
  box-shadow: 0 4px 14px rgba(220,38,38,0.3);
}
.bmi-tool-btn:hover {
  background: linear-gradient(135deg, #B91C1C 0%, #DC2626 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(220,38,38,0.4);
}
.bmi-tool-btn-secondary {
  background: #fff;
  color: var(--bmi-text-secondary);
  border: 1px solid var(--bmi-border);
  padding: 0.625rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--bmi-transition);
  font-family: var(--bmi-font-body);
  border-radius: 6px;
}
.bmi-tool-btn-secondary:hover {
  background: var(--bmi-border-light);
  border-color: #CBD5E1;
}
.bmi-tool-result {
  background: var(--bmi-border-light);
  padding: 1.5rem;
  margin-top: 1.5rem;
  display: none;
  border-radius: var(--bmi-radius);
  border: 1px solid var(--bmi-border);
}
.bmi-tool-result.active { display: block; }
.bmi-tool-chart {
  width: 100%;
  height: 280px;
  margin: 1.25rem 0;
}
.bmi-privacy-notice {
  background: #F0FDF4;
  border: 1px solid #BBF7D0;
  border-radius: var(--bmi-radius);
  padding: 1rem;
  margin-top: 1.25rem;
  font-size: 0.875rem;
  color: #166534;
  display: flex;
  align-items: center;
  gap: 0.625rem;
}

/* ===== FAQ ===== */
.bmi-faq-item {
  border-bottom: 1px solid var(--bmi-border);
  padding: 1.25rem 0;
}
.bmi-faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  font-weight: 600;
  color: var(--bmi-text);
  font-family: var(--bmi-font-heading);
  font-size: 1.0625rem;
  letter-spacing: 0.02em;
}
.bmi-faq-question:hover { color: var(--bmi-primary); }
.bmi-faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
}
.bmi-faq-answer.active {
  max-height: 600px;
  padding-top: 0.875rem;
}

/* ===== 404 ===== */
.bmi-404 {
  text-align: center;
  padding: 6rem 0;
}
.bmi-404 h1 {
  font-size: 5.5rem;
  color: var(--bmi-primary);
  margin-bottom: 1rem;
  font-family: var(--bmi-font-heading);
  letter-spacing: 0.05em;
}
.bmi-404 p {
  font-size: 1.25rem;
  color: var(--bmi-text-secondary);
  margin-bottom: 2rem;
}

/* ===== Contact Disclaimer Box ===== */
.bmi-contact-disclaimer {
  background: #FEFCE8;
  border-left: 3px solid #EAB308;
  padding: 1.25rem;
  margin-top: 2rem;
  border-radius: 0 6px 6px 0;
}
.bmi-contact-disclaimer p {
  margin-bottom: 0;
  font-size: 0.9375rem;
  color: #713F12;
  line-height: 1.6;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .bmi-article-footer { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .bmi-nav-links {
    display: none !important;
    position: absolute;
    top: 60px;
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    padding: 1rem;
    border-bottom: 1px solid var(--bmi-border);
    box-shadow: var(--bmi-shadow);
    gap: 0;
  }
  .bmi-nav-links li { border-bottom: 1px solid var(--bmi-border); padding: 0.5rem 0; }
  .bmi-nav-links li:last-child { border-bottom: none; }
  .bmi-nav-links.active { display: flex !important; }
  .bmi-nav-toggle { display: block; }
  .bmi-hero h1 { font-size: 2.25rem; }
  .bmi-hero { padding: 3rem 0; }
  .bmi-card-grid { grid-template-columns: 1fr; }
  .bmi-article-card { flex-direction: column; }
  .bmi-article-thumb { width: 100%; height: 200px; }
  .bmi-content { padding: 1.5rem; }
  h1 { font-size: 2rem; } h2 { font-size: 1.625rem; }
  .bmi-author-box { flex-direction: column; align-items: center; text-align: center; }
  a.bmi-inline-tool { flex-direction: column; }
  .bmi-tool-container { padding: 1rem; }
  .bmi-tool-card { padding: 1.5rem; }
}
@media (max-width: 480px) {
  .bmi-container { padding: 0 1rem; }
  .bmi-hero h1 { font-size: 1.875rem; }
}

/* ===== Print ===== */
@media print {
  .bmi-nav, .badge, .bmi-footer { display: none !important; }
  .bmi-content { border: none; box-shadow: none; padding: 0; }
}

/* ===== Accessibility ===== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}
*:focus-visible {
  outline: 2px solid var(--bmi-primary);
  outline-offset: 2px;
  border-radius: 2px;
}
::selection {
  background: rgba(220,38,38,0.15);
  color: inherit;
}


/* ===== Badge Inline Tool (文章页内联工具卡片) ===== */
a.badge-inline-tool {
  display: flex;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
  border: 1px solid var(--bmi-border);
  border-radius: var(--bmi-radius);
  padding: 1rem;
  margin: 1rem 0;
  background: #fff;
  transition: var(--bmi-transition);
  align-items: flex-start;
  gap: 0.875rem;
}
a.badge-inline-tool:hover {
  box-shadow: var(--bmi-shadow-hover);
  transform: translateY(-2px);
  border-color: #CBD5E1;
}
a.badge-inline-tool * { pointer-events: none; }
.badge-inline-tool .icon {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--bmi-primary) 0%, #EF4444 100%);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  font-family: var(--bmi-font-mono);
}
.badge-inline-tool .title {
  font-size: 0.9375rem;
  font-weight: 700;
  margin: 0 0 0.25rem 0;
  font-family: var(--bmi-font-heading);
  letter-spacing: 0.02em;
  color: var(--bmi-text);
}
.badge-inline-tool .desc {
  margin: 0 0 0.375rem 0;
  font-size: 0.875rem;
  color: var(--bmi-text-secondary);
  line-height: 1.5;
}
.badge-inline-tool em {
  font-size: 0.75rem;
  color: var(--bmi-text-muted);
  font-style: italic;
}

/* ===== Related Cards (左图右文网格卡片) ===== */
.bmi-related-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.875rem;
}
a.bmi-related-card {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 0.875rem;
  align-items: center;
  background: #fff;
  border: 1px solid var(--bmi-border);
  border-radius: var(--bmi-radius);
  padding: 0.75rem;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
  transition: var(--bmi-transition);
}
a.bmi-related-card:hover {
  box-shadow: var(--bmi-shadow-hover);
  transform: translateY(-2px);
  border-color: #CBD5E1;
}
a.bmi-related-card * { pointer-events: none; }
.bmi-related-card img {
  width: 120px;
  height: 80px;
  object-fit: cover;
  border-radius: 4px;
}
.bmi-related-card-body h4 {
  font-size: 0.9375rem;
  margin: 0 0 0.25rem 0;
  font-family: var(--bmi-font-heading);
  letter-spacing: 0.02em;
  color: var(--bmi-text);
}
.bmi-related-card-body span {
  font-size: 0.75rem;
  color: var(--bmi-text-muted);
  font-family: var(--bmi-font-mono);
}

/* ===== Author Box (网格内嵌式) ===== */
.bmi-author-box {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 1.25rem;
  align-items: start;
  background: var(--bmi-border-light);
  padding: 1.5rem;
  margin-top: 2rem;
  border-radius: var(--bmi-radius);
  border: 1px solid var(--bmi-border);
}