/* ═══════════════════════════════════════════════════════
   HealthBridge | Service Pages Styles  (service-style.css)
   Fixed: mobile dropdown, image gallery, responsive layout
═══════════════════════════════════════════════════════ */

:root {
  --midnight: #0f0e47;
  --navy: #1a1a5e;
  --steel: #505081;
  --lavender: #8686ac;
  --white: #ffffff;
  --pure-white: #ffffff;
  --background-light: #f5fafd;
  --text-primary: #122b3f;
  --text-secondary: #2c4b63;
  --accent-medical: #1e88e5;
  --accent-soft: #6ab7ff;
  --border-light: #d9e9f2;
  --hover-bg: #e1f0fa;
  --nav-bg: #0b202f;
  --nav-text: #e0eefb;
  --nav-hover-bg: #1e3a5f;
  --dropdown-bg: #112b3c;
  --dropdown-border: #2b4b65;
  --footer-text: #cbd5e0;
  --footer-heading: #ffffff;
  --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-premium: 0 20px 40px rgba(15, 14, 71, 0.1);
  --shadow-sm: 0 8px 20px rgba(0, 50, 80, 0.08);
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
}

*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: var(--font-sans);
}
body {
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  background-color: var(--pure-white);
}

/* ══════════════════════════
   PAGE BACKGROUNDS
══════════════════════════ */
.fever-bg {
  background-color: #f0fdfa !important;
}
.heart-bg {
  background-color: #fff1f2 !important;
}
.hypertension-bg {
  background-color: #f5f3ff !important;
}
.hypotension-bg {
  background-color: #f0f9ff !important;
}
.normal-bg {
  background-color: #f8fafc !important;
}

/* ══════════════════════════
   NAVBAR
══════════════════════════ */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 6%;
  height: 90px;
  background: var(--nav-bg);
  position: sticky;
  top: 0;
  z-index: 10000;
  border-bottom: 2px solid var(--dropdown-border);
}

.logo {
  cursor: pointer;
  font-size: 1.9rem;
  font-weight: 800;
  letter-spacing: -1px;
  color: var(--nav-text);
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}
.logo-hb {
  background: var(--nav-bg);
  color: var(--accent-medical);
  font-size: 1.4rem;
  font-weight: 800;
  padding: 6px 12px;
  border-radius: 10px;
  margin-right: 4px;
  border: 2px solid var(--accent-medical);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.logo > span {
  color: var(--accent-medical);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 6px;
  z-index: 10002;
  padding: 8px;
}
.hamburger span {
  width: 28px;
  height: 3px;
  background: var(--nav-text);
  border-radius: 3px;
  transition: 0.25s;
  display: block;
}
.hamburger.open span:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}
.hamburger.open span:nth-child(2) {
  opacity: 0;
}
.hamburger.open span:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}

/* Nav links */
.nav-links {
  display: flex;
  list-style: none;
  gap: 4px;
}
.nav-item {
  position: relative;
}
.nav-item > a {
  text-decoration: none;
  color: var(--nav-text);
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 15px 18px;
  display: block;
  transition:
    background 0.2s,
    color 0.2s;
  border-radius: 4px 4px 0 0;
  white-space: nowrap;
}
.nav-item:hover > a,
.nav-item.open > a {
  background: var(--nav-hover-bg);
  color: #fff;
}

/* Arrow indicator */
.nav-item.has-sub > a::after {
  content: " ▾";
  font-size: 0.65rem;
  opacity: 0.7;
}
.nav-item.has-sub.open > a::after {
  content: " ▴";
}

/* Nav auth (kept for sub-pages that may use it) */
.nav-auth {
  display: flex;
  gap: 12px;
}
.btn {
  padding: 8px 20px;
  font-weight: 700;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  border-radius: 40px;
  cursor: pointer;
  transition: all 0.2s;
  border: none;
}
.btn-login {
  background: transparent;
  color: var(--nav-text);
  border: 1px solid var(--accent-medical);
}
.btn-login:hover {
  background: var(--accent-medical);
  color: #fff;
}
.btn-signup {
  background: var(--accent-medical);
  color: #fff;
}
.btn-signup:hover {
  background: #0b5ca3;
  transform: translateY(-2px);
}

/* ══════════════════════════
   DROPDOWNS & MEGA-MENU
══════════════════════════ */
.dropdown,
.mega-menu {
  position: absolute;
  top: 100%;
  background: var(--dropdown-bg);
  border: 2px solid var(--dropdown-border);
  border-top: none;
  border-radius: 0 0 16px 16px;
  box-shadow: var(--shadow-sm);
  z-index: 10001;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition:
    opacity 0.2s ease,
    visibility 0.2s ease;
}
.dropdown {
  min-width: 260px;
  padding: 10px 0;
  left: 0;
}
.mega-menu {
  left: 0;
  width: 100vw;
  padding: 40px 6%;
}

/* Desktop hover */
@media (min-width: 769px) {
  .nav-item:hover > .dropdown,
  .nav-item:hover > .mega-menu {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }
}
/* JS .open class */
.nav-item.open > .dropdown,
.nav-item.open > .mega-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.menu-title {
  color: var(--accent-soft);
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: 0.75rem;
  font-weight: 800;
  margin-bottom: 20px;
  display: block;
}
.mega-menu-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
}
.mega-menu-grid a,
.dropdown a {
  color: #e0eefb;
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 500;
  padding: 10px 16px;
  display: block;
  transition:
    background 0.15s,
    padding-left 0.15s,
    color 0.15s;
  border-radius: 8px;
}
.dropdown a {
  padding: 12px 22px;
}
.mega-menu-grid a:hover,
.dropdown a:hover {
  background: var(--nav-hover-bg);
  color: #fff;
  padding-left: 24px;
}

/* ══════════════════════════
   SERVICE HERO
══════════════════════════ */
.service-hero {
  position: relative;
  height: 55vh;
  min-height: 320px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--white);
  margin-bottom: 80px;
  background-size: cover !important;
  background-position: center !important;
  background-repeat: no-repeat !important;
}

/* Hero images — Unsplash URLs (no local dependency) */
.fever-hero {
  background-image: url("https://images.unsplash.com/photo-1584036561566-baf8f5f1b144?auto=format&fit=crop&w=1600&q=80") !important;
}
.heart-hero {
  background-image: url("https://images.unsplash.com/photo-1505751172876-fa1923c5c528?auto=format&fit=crop&w=1600&q=80") !important;
}
.hypertension-hero {
  background-image: url("https://images.unsplash.com/photo-1576091160550-2173dba999ef?auto=format&fit=crop&w=1600&q=80") !important;
}
.hypotension-hero {
  background-image: url("https://images.unsplash.com/photo-1579152276503-609139665675?auto=format&fit=crop&w=1600&q=80") !important;
}
.normal-hero {
  background-image: url("https://images.unsplash.com/photo-1519494026892-80bbd2d6fd0d?auto=format&fit=crop&w=1600&q=80") !important;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(rgba(15, 14, 71, 0.85), rgba(15, 14, 71, 0.7));
  z-index: 1;
}
/* hero-content inside service pages has a z-index above overlay */
.service-hero .hero-content {
  position: relative;
  z-index: 10;
  padding: 0 5%;
  max-width: 900px;
  background: none;
  border-radius: 0;
}

.category-tag {
  background: var(--lavender);
  color: var(--midnight);
  padding: 8px 20px;
  border-radius: 4px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 2px;
  display: inline-block;
  margin-bottom: 25px;
  font-size: 0.75rem;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}
.service-hero h1 {
  font-size: 3.8rem;
  font-weight: 800;
  line-height: 1.1;
  color: var(--white);
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
  margin: 0;
}
.service-hero h1 span {
  color: #a5a5d8;
}
.service-hero p {
  color: #d1d1f0;
  font-size: 1.15rem;
  margin-top: 18px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

/* ══════════════════════════
   SERVICE GALLERY
   (fixes broken local images)
══════════════════════════ */
.service-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 60px;
}
.image-box {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow-premium);
  background: var(--background-light);
  aspect-ratio: 4 / 3;
}
.image-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  /* If local image fails, show placeholder gracefully */
}
/* Fallback: if img fails to load, show tinted background */
.image-box img::after {
  content: "";
  display: block;
  position: absolute;
  inset: 0;
  background: var(--background-light);
}
.img-label {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(15, 14, 71, 0.75));
  color: #fff;
  padding: 20px 16px 14px;
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ══════════════════════════
   CONTAINER
══════════════════════════ */
.service-container {
  max-width: 1200px;
  margin: 0 auto 120px;
  padding: 0 4%;
}

/* ══════════════════════════
   PREDICTION FORM
══════════════════════════ */
.prediction-form {
  background: var(--white);
  padding: 40px;
  border-radius: 28px;
  box-shadow: var(--shadow-premium);
  margin-bottom: 40px;
}
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  margin-bottom: 30px;
}
.input-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.input-group label {
  font-weight: 700;
  font-size: 0.82rem;
  text-transform: uppercase;
  color: var(--text-secondary);
}
.input-group input,
.input-group select {
  padding: 12px 16px;
  border: 2px solid var(--border-light);
  border-radius: 16px;
  font-size: 1rem;
  transition: 0.2s;
  background: var(--background-light);
}
.input-group input:focus,
.input-group select:focus {
  outline: none;
  border-color: var(--accent-medical);
  box-shadow: 0 0 0 3px rgba(30, 136, 229, 0.1);
  background: #fff;
}

/* Symptoms checkboxes */
.symptoms-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 12px;
  margin-top: 10px;
}
.symptom-check {
  display: flex;
  align-items: center;
  gap: 10px;
}
.symptom-check input {
  width: 18px;
  height: 18px;
  cursor: pointer;
}
.symptom-check label {
  font-weight: 500;
  cursor: pointer;
  text-transform: none;
}

.btn-submit {
  background: var(--accent-medical);
  color: #fff;
  border: none;
  padding: 16px 32px;
  font-size: 1rem;
  font-weight: 800;
  border-radius: 40px;
  cursor: pointer;
  width: 100%;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  transition:
    background 0.2s,
    transform 0.2s;
}
.btn-submit:hover {
  background: #0b5ca3;
  transform: translateY(-2px);
}

/* Result box */
#resultBox {
  display: none;
  background: var(--white);
  border-radius: 28px;
  padding: 32px;
  margin: 40px auto;
  max-width: 800px;
  box-shadow: var(--shadow-premium);
  border: 1px solid var(--border-light);
}
#predictionResult,
#predictionScore {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--text-primary);
}
.advice-section {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 2px solid var(--border-light);
}
.advice-section h4 {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--accent-medical);
  margin: 16px 0 8px;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.advice-section p {
  color: var(--text-secondary);
  line-height: 1.6;
  background: var(--background-light);
  padding: 12px 16px;
  border-radius: 20px;
  margin-bottom: 8px;
}

/* ══════════════════════════
   CONTENT GRID (assessment + sidebar)
══════════════════════════ */
.service-content-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 30px;
  margin: 60px 0;
  align-items: start;
}
.assessment-card,
.info-sidebar > div {
  background: var(--white);
  border-radius: 24px;
  padding: 32px;
  box-shadow: var(--shadow-premium);
  border: 1px solid var(--border-light);
}
.card-title {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 16px;
}
.medical-description {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 24px;
}
.metrics-container {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 28px;
}
.metric-item {
  background: var(--background-light);
  padding: 16px 12px;
  border-radius: 16px;
  text-align: center;
  border: 1px solid var(--border-light);
}
.metric-item strong {
  display: block;
  font-size: 0.82rem;
  color: var(--text-primary);
  margin-bottom: 4px;
}
.metric-item span {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.btn-start-test {
  background: var(--accent-medical);
  color: #fff;
  border: none;
  padding: 14px 28px;
  border-radius: 40px;
  font-weight: 800;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  transition:
    background 0.2s,
    transform 0.2s;
  width: 100%;
}
.btn-start-test:hover {
  background: #0b5ca3;
  transform: translateY(-2px);
}

.info-sidebar {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.warning-widget {
  background: #fff3cd;
  border: 1px solid #ffc107;
  border-radius: 20px;
  padding: 24px;
}
.warning-widget h3 {
  color: #856404;
  margin-bottom: 10px;
  font-size: 1rem;
}
.warning-widget p {
  color: #533f03;
  font-size: 0.9rem;
  line-height: 1.6;
}
.sidebar-info-card h4 {
  color: var(--accent-medical);
  margin-bottom: 10px;
  font-size: 1rem;
}
.sidebar-info-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* ══════════════════════════
   ANATOMY, CONDITIONS, RISK, PREVENTION, RESEARCH
══════════════════════════ */
.anatomy-section,
.conditions-section,
.risk-section,
.prevention-section,
.research-section {
  margin: 60px 0;
}

.section-title,
.anatomy-section h2,
.conditions-section h2,
.risk-section h2,
.prevention-section h2,
.research-section h2 {
  font-size: 1.9rem;
  color: var(--text-primary);
  margin-bottom: 28px;
  font-weight: 800;
}

.anatomy-content {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 40px;
  align-items: center;
}
.anatomy-image {
  width: 100%;
  border-radius: 20px;
  box-shadow: var(--shadow-premium);
  display: block;
}
.anatomy-text p {
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 16px;
}

.conditions-grid,
.risk-grid,
.research-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}
.condition-card,
.risk-category,
.research-card {
  background: var(--white);
  padding: 28px;
  border-radius: 24px;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-premium);
  transition:
    transform 0.2s,
    border-color 0.2s;
}
.condition-card:hover,
.research-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent-medical);
}
.condition-card h3,
.risk-category h3,
.research-card h3 {
  font-size: 1.15rem;
  margin-bottom: 12px;
  color: var(--accent-medical);
}
.condition-card p,
.research-card p {
  color: var(--text-secondary);
  line-height: 1.65;
  font-size: 0.9rem;
}

.risk-category ul {
  list-style: none;
  padding: 0;
}
.risk-category li {
  padding: 8px 0;
  border-bottom: 1px dashed var(--border-light);
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.5;
}
.risk-category li:last-child {
  border-bottom: none;
}
.risk-section > p {
  color: var(--text-secondary);
  margin-bottom: 24px;
  line-height: 1.7;
}

.prevention-section {
  background: var(--background-light);
  padding: 32px;
  border-radius: 24px;
}
.prevention-section > p {
  color: var(--text-secondary);
  margin-bottom: 20px;
  line-height: 1.7;
}
.prevention-list {
  list-style: none;
  padding: 0;
}
.prevention-list li {
  padding: 14px 20px;
  margin-bottom: 10px;
  background: var(--white);
  border-radius: 16px;
  border: 1px solid var(--border-light);
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.5;
}
.prevention-list li strong {
  color: var(--text-primary);
}

.cta-note {
  background: #e3f2fd;
  border-left: 6px solid var(--accent-medical);
  padding: 24px 28px;
  border-radius: 16px;
  margin: 50px 0;
}
.cta-note p {
  color: var(--text-secondary);
  line-height: 1.7;
  font-size: 0.95rem;
}
.cta-note strong {
  color: var(--text-primary);
}

/* ══════════════════════════
   FOOTER
══════════════════════════ */
.footer {
  background: var(--nav-bg);
  padding: 80px 8% 40px;
  border-top: 2px solid var(--dropdown-border);
  color: var(--footer-text);
}
.footer-container {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 80px;
}
.brand-mark {
  font-weight: 900;
  font-size: 1.6rem;
  border: 3px solid var(--accent-medical);
  width: 55px;
  height: 55px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--accent-medical);
  border-radius: 12px;
  background: var(--nav-bg);
}
.footer-section h2 {
  margin-bottom: 15px;
  font-weight: 800;
  color: var(--footer-heading);
}
.footer-section h2 span {
  color: var(--accent-medical);
}
.footer-section h3 {
  color: var(--accent-soft);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 20px;
  font-weight: 800;
}
.footer-section p {
  color: var(--footer-text);
  font-size: 0.95rem;
  line-height: 1.8;
  opacity: 0.9;
}
.footer-section ul {
  list-style: none;
}
.footer-section ul li {
  margin-bottom: 12px;
}
.footer-section a {
  text-decoration: none;
  color: var(--footer-text);
  font-size: 0.9rem;
  font-weight: 500;
  transition: 0.2s;
}
.footer-section a:hover {
  color: var(--accent-medical);
  padding-left: 6px;
}
.footer-bottom {
  text-align: center;
  margin-top: 70px;
  padding-top: 25px;
  border-top: 1px solid var(--dropdown-border);
  color: #8fa3b8;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 2px;
}

/* ══════════════════════════
   RESPONSIVE — TABLET 1024px
══════════════════════════ */
@media (max-width: 1024px) {
  .navbar {
    padding: 0 4%;
  }
  .mega-menu-grid {
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  }
  .service-hero h1 {
    font-size: 3rem;
  }
  .service-content-grid {
    grid-template-columns: 1fr;
  }
  .metrics-container {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ══════════════════════════
   RESPONSIVE — MOBILE 768px
══════════════════════════ */
@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }

  /* Slide-in sidebar */
  .nav-links {
    position: fixed;
    top: 90px;
    left: -100%;
    width: 80%;
    max-width: 340px;
    height: calc(100vh - 90px);
    background: var(--nav-bg);
    flex-direction: column;
    padding: 16px 0;
    gap: 0;
    transition: left 0.3s ease;
    z-index: 10001;
    overflow-y: auto;
    overflow-x: hidden;
    box-shadow: 4px 0 20px rgba(0, 0, 0, 0.3);
  }
  .nav-links.active {
    left: 0;
  }

  .nav-item {
    width: 100%;
  }
  .nav-item > a {
    padding: 14px 22px;
    font-size: 0.82rem;
    border-radius: 0;
  }

  /* Mobile dropdowns: reset absolute positioning */
  .dropdown,
  .mega-menu {
    position: static !important;
    width: 100% !important;
    border: none !important;
    border-radius: 0 !important;
    box-shadow: none !important;
    background: rgba(0, 0, 0, 0.25) !important;
    padding: 6px 0 !important;
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: auto !important;
    display: none; /* hidden by default  */
    transition: none !important;
  }
  .nav-item.open > .dropdown,
  .nav-item.open > .mega-menu {
    display: block !important; /* JS toggles .open */
  }

  .mega-menu-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 4px;
    padding: 0 8px;
  }
  .mega-menu-grid a,
  .dropdown a {
    padding: 10px 28px;
    font-size: 0.82rem;
    border-radius: 4px;
  }

  /* Hero */
  .service-hero {
    height: auto;
    min-height: 260px;
    margin-bottom: 40px;
  }
  .service-hero h1 {
    font-size: 2.2rem;
  }
  .service-hero p {
    font-size: 0.95rem;
  }

  /* Gallery — stack to 1 col */
  .service-gallery {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  /* Content grid */
  .service-content-grid {
    grid-template-columns: 1fr;
  }
  .metrics-container {
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
  }

  /* Anatomy */
  .anatomy-content {
    grid-template-columns: 1fr;
  }

  /* Cards */
  .conditions-grid,
  .risk-grid,
  .research-grid {
    grid-template-columns: 1fr;
  }

  /* Footer */
  .footer-container {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  /* Form */
  .prediction-form {
    padding: 24px 20px;
  }
  .form-grid {
    grid-template-columns: 1fr;
  }

  /* Nav auth (hidden on mobile, no navbar buttons) */
  .nav-auth {
    display: none;
  }
}

/* ══════════════════════════
   RESPONSIVE — SMALL 480px
══════════════════════════ */
@media (max-width: 480px) {
  .service-hero h1 {
    font-size: 1.75rem;
  }
  .category-tag {
    font-size: 0.68rem;
    padding: 6px 14px;
  }
  .btn-submit {
    padding: 14px 20px;
  }
  .metrics-container {
    grid-template-columns: 1fr;
  }
  #predictionResult,
  #predictionScore {
    font-size: 1.1rem;
  }
  .anatomy-section h2,
  .conditions-section h2,
  .risk-section h2,
  .prevention-section h2,
  .research-section h2 {
    font-size: 1.5rem;
  }
}