/* =====================================================
   SAÚDE AJUDA — Design System
   Paleta: branco/gelo + verde esmeralda + azul índigo
   ===================================================== */

@import url('https://fonts.googleapis.com/css2?family=Lora:ital,wght@0,400;0,600;0,700;1,400&family=DM+Sans:wght@300;400;500;600;700&display=swap');

:root {
  /* Cores */
  --white: #ffffff;
  --ice: #f5f8fc;
  --ice2: #eef3f9;
  --green: #0f7a5a;
  --green-light: #17a878;
  --green-soft: #e6f4ef;
  --green-mid: #c9ead8;
  --blue: #1a4f8a;
  --blue-light: #2563c0;
  --blue-soft: #e8f0fb;
  --teal: #0d9488;
  --teal-soft: #e0f5f3;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;
  --warn: #b45309;
  --warn-soft: #fef3c7;

  /* Typography */
  --font-body: 'DM Sans', system-ui, sans-serif;
  --font-display: 'Lora', Georgia, serif;

  /* Spacing & Layout */
  --max: 1200px;
  --radius-sm: 8px;
  --radius: 16px;
  --radius-lg: 24px;
  --shadow-sm: 0 1px 4px rgba(0,0,0,.06);
  --shadow: 0 4px 20px rgba(0,0,0,.08);
  --shadow-lg: 0 12px 48px rgba(0,0,0,.12);

  /* Transitions */
  --ease: cubic-bezier(.22,.61,.36,1);
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  color: var(--gray-800);
  background: var(--white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

/* ── Utility ── */
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }
.section { padding: 80px 0; }
.section-sm { padding: 48px 0; }
.text-center { text-align: center; }
.text-green { color: var(--green); }
.text-blue { color: var(--blue); }
.text-muted { color: var(--gray-500); }
.bg-ice { background: var(--ice); }
.bg-ice2 { background: var(--ice2); }
.bg-green-soft { background: var(--green-soft); }

/* ── Typography ── */
h1, h2, h3, h4, h5 { font-family: var(--font-display); line-height: 1.25; color: var(--gray-900); }
h1 { font-size: clamp(2rem, 4vw, 3rem); font-weight: 700; }
h2 { font-size: clamp(1.5rem, 3vw, 2.2rem); font-weight: 700; }
h3 { font-size: clamp(1.15rem, 2vw, 1.5rem); font-weight: 600; }
h4 { font-size: 1.1rem; font-weight: 600; }
p { margin-bottom: 1em; color: var(--gray-700); }
p:last-child { margin-bottom: 0; }
.lead { font-size: 1.15rem; color: var(--gray-600); line-height: 1.8; }
.eyebrow {
  font-family: var(--font-body);
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 12px;
  display: block;
}

/* ── Buttons ── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 28px;
  border-radius: 50px;
  font-family: var(--font-body);
  font-size: .95rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all .25s var(--ease);
  text-decoration: none;
  white-space: nowrap;
}
.btn-primary {
  background: var(--green);
  color: #fff;
  box-shadow: 0 4px 20px rgba(15,122,90,.3);
}
.btn-primary:hover { background: var(--green-light); transform: translateY(-2px); box-shadow: 0 8px 28px rgba(15,122,90,.35); }
.btn-secondary {
  background: transparent;
  color: var(--green);
  border: 2px solid var(--green);
}
.btn-secondary:hover { background: var(--green-soft); transform: translateY(-2px); }
.btn-blue {
  background: var(--blue);
  color: #fff;
  box-shadow: 0 4px 20px rgba(26,79,138,.25);
}
.btn-blue:hover { background: var(--blue-light); transform: translateY(-2px); }
.btn-sm { padding: 10px 20px; font-size: .875rem; }
.btn-lg { padding: 18px 36px; font-size: 1.05rem; }

/* ── Badge ── */
.badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 12px;
  border-radius: 50px;
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .04em;
}
.badge-green { background: var(--green-soft); color: var(--green); }
.badge-blue { background: var(--blue-soft); color: var(--blue); }
.badge-teal { background: var(--teal-soft); color: var(--teal); }
.badge-warn { background: var(--warn-soft); color: var(--warn); }

/* ── HEADER / NAV ── */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-200);
  box-shadow: var(--shadow-sm);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 0;
  gap: 16px;
}
.brand {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-display);
  font-weight: 700; font-size: 1.25rem;
  color: var(--gray-900);
  white-space: nowrap;
  flex-shrink: 0;
}
.brand-icon {
  width: 38px; height: 38px; border-radius: 10px;
  background: linear-gradient(135deg, var(--green), var(--teal));
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.brand-icon svg { width: 22px; height: 22px; fill: white; }
.brand-sub { font-size: .7rem; font-weight: 400; color: var(--gray-400); font-family: var(--font-body); display: block; }
.nav-links {
  display: flex; align-items: center; gap: 4px;
  overflow-x: auto; scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
  flex: 1; justify-content: center;
}
.nav-links::-webkit-scrollbar { display: none; }
.nav-links a {
  padding: 8px 14px;
  border-radius: 8px;
  font-size: .875rem;
  font-weight: 500;
  color: var(--gray-600);
  white-space: nowrap;
  transition: all .2s;
}
.nav-links a:hover, .nav-links a.active {
  background: var(--green-soft);
  color: var(--green);
}
.nav-cta { flex-shrink: 0; }

/* ── HERO ── */
.hero {
  background: linear-gradient(160deg, var(--ice) 0%, var(--white) 60%, var(--green-soft) 100%);
  padding: 96px 0 80px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; top: -120px; right: -120px;
  width: 500px; height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(13,148,136,.12), transparent 70%);
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute; bottom: -80px; left: -80px;
  width: 380px; height: 380px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(26,79,138,.08), transparent 70%);
  pointer-events: none;
}
.hero-inner {
  display: grid; grid-template-columns: 1fr 1fr; gap: 64px;
  align-items: center; position: relative; z-index: 1;
}
.hero-badge-row { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 20px; }
.hero h1 { margin-bottom: 20px; }
.hero h1 em { font-style: normal; color: var(--green); }
.hero .lead { margin-bottom: 32px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-stats {
  display: flex; gap: 32px; margin-top: 40px; flex-wrap: wrap;
}
.stat-item { display: flex; flex-direction: column; }
.stat-num { font-family: var(--font-display); font-size: 1.8rem; font-weight: 700; color: var(--gray-900); }
.stat-label { font-size: .8rem; color: var(--gray-500); font-weight: 500; }
.hero-visual {
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px;
}
.hero-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
  border: 1px solid var(--gray-200);
  transition: transform .3s var(--ease), box-shadow .3s;
}
.hero-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.hero-card:nth-child(1) { grid-column: span 2; }
.hero-card-icon {
  width: 44px; height: 44px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem; margin-bottom: 12px;
}
.hero-card-icon.green { background: var(--green-soft); }
.hero-card-icon.blue { background: var(--blue-soft); }
.hero-card-icon.teal { background: var(--teal-soft); }
.hero-card h4 { font-size: .95rem; margin-bottom: 4px; }
.hero-card p { font-size: .82rem; color: var(--gray-500); margin: 0; }

/* ── SEARCH BAR ── */
.search-section {
  background: var(--green);
  padding: 48px 0;
}
.search-box {
  max-width: 640px; margin: 0 auto; text-align: center;
}
.search-box h2 { color: white; font-size: 1.6rem; margin-bottom: 8px; }
.search-box p { color: rgba(255,255,255,.8); margin-bottom: 24px; }
.search-form {
  display: flex; gap: 0;
  background: white;
  border-radius: 50px;
  padding: 6px 6px 6px 24px;
  box-shadow: 0 8px 32px rgba(0,0,0,.2);
}
.search-form input {
  flex: 1; border: none; outline: none;
  font-family: var(--font-body);
  font-size: 1rem; color: var(--gray-800);
  background: transparent;
}
.search-form input::placeholder { color: var(--gray-400); }
.search-form button {
  background: var(--green); color: white;
  border: none; border-radius: 50px;
  padding: 12px 24px; font-weight: 600;
  cursor: pointer; font-family: var(--font-body);
  transition: background .2s;
}
.search-form button:hover { background: var(--green-light); }
.search-tags { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; margin-top: 16px; }
.search-tag {
  background: rgba(255,255,255,.2);
  color: white; border-radius: 50px;
  padding: 4px 14px; font-size: .8rem;
  cursor: pointer; transition: background .2s;
}
.search-tag:hover { background: rgba(255,255,255,.35); }

/* ── SECTION HEADER ── */
.section-header { margin-bottom: 48px; }
.section-header.centered { text-align: center; max-width: 640px; margin-left: auto; margin-right: auto; }
.section-header h2 { margin-bottom: 12px; }
.section-header p { color: var(--gray-600); font-size: 1.05rem; }

/* ── CARD GRID ── */
.card-grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.card-grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.card-grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }

.card {
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--gray-200);
  padding: 28px;
  transition: all .3s var(--ease);
  position: relative;
  overflow: hidden;
}
.card::before {
  content: ''; position: absolute;
  top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--green), var(--teal));
  transform: scaleX(0); transform-origin: left;
  transition: transform .3s var(--ease);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--green-mid); }
.card:hover::before { transform: scaleX(1); }
.card-icon {
  width: 52px; height: 52px; border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; margin-bottom: 16px;
}
.card-icon.green { background: var(--green-soft); }
.card-icon.blue { background: var(--blue-soft); }
.card-icon.teal { background: var(--teal-soft); }
.card h3 { font-size: 1.05rem; margin-bottom: 8px; }
.card p { font-size: .9rem; color: var(--gray-600); margin-bottom: 16px; }
.card-link {
  font-size: .875rem; font-weight: 600;
  color: var(--green);
  display: inline-flex; align-items: center; gap: 4px;
}
.card-link::after { content: '→'; transition: transform .2s; }
.card:hover .card-link::after { transform: translateX(4px); }

/* Symptom / Disease pill cards */
.pill-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 20px 24px;
  display: flex; align-items: center; gap: 16px;
  transition: all .25s var(--ease);
  cursor: pointer;
}
.pill-card:hover { background: var(--green-soft); border-color: var(--green-mid); transform: translateX(4px); }
.pill-card-icon { font-size: 1.6rem; flex-shrink: 0; }
.pill-card-body h4 { font-size: .95rem; margin-bottom: 2px; }
.pill-card-body p { font-size: .82rem; color: var(--gray-500); margin: 0; }

/* ── FEATURE STRIP ── */
.feature-strip {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 0;
  background: var(--green);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.feature-item {
  padding: 36px 28px;
  border-right: 1px solid rgba(255,255,255,.15);
  color: white; text-align: center;
}
.feature-item:last-child { border-right: none; }
.feature-item .fi-icon { font-size: 2rem; margin-bottom: 12px; }
.feature-item h4 { color: white; font-size: 1rem; margin-bottom: 6px; }
.feature-item p { color: rgba(255,255,255,.75); font-size: .85rem; margin: 0; }

/* ── ALERT BOX ── */
.alert-box {
  border-radius: var(--radius);
  padding: 24px 28px;
  display: flex; gap: 16px; align-items: flex-start;
  margin: 32px 0;
}
.alert-box.warn { background: var(--warn-soft); border-left: 4px solid var(--warn); }
.alert-box.info { background: var(--blue-soft); border-left: 4px solid var(--blue); }
.alert-box.green { background: var(--green-soft); border-left: 4px solid var(--green); }
.alert-icon { font-size: 1.4rem; flex-shrink: 0; margin-top: 2px; }
.alert-box strong { display: block; margin-bottom: 4px; }
.alert-box p { margin: 0; font-size: .9rem; }

/* ── CONTENT ARTICLE ── */
.article-body { max-width: 820px; margin: 0 auto; }
.article-body h2 { margin: 48px 0 16px; }
.article-body h3 { margin: 32px 0 12px; color: var(--green); }
.article-body h4 { margin: 24px 0 8px; }
.article-body ul, .article-body ol { padding-left: 24px; margin-bottom: 1em; }
.article-body li { margin-bottom: 6px; color: var(--gray-700); }
.article-body table { width: 100%; border-collapse: collapse; margin: 24px 0; }
.article-body th { background: var(--green); color: white; padding: 12px 16px; text-align: left; font-size: .875rem; }
.article-body td { padding: 12px 16px; border-bottom: 1px solid var(--gray-200); font-size: .9rem; }
.article-body tr:nth-child(even) td { background: var(--ice); }

/* ── FAQ ── */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
  overflow: hidden;
}
.faq-question {
  padding: 20px 24px;
  display: flex; justify-content: space-between; align-items: center;
  cursor: pointer;
  font-weight: 600; font-size: .95rem;
  background: var(--white);
  transition: background .2s;
}
.faq-question:hover { background: var(--ice); }
.faq-question .fq-icon { font-size: 1.1rem; transition: transform .3s; flex-shrink: 0; color: var(--green); }
.faq-item.open .fq-icon { transform: rotate(180deg); }
.faq-answer {
  padding: 0 24px;
  max-height: 0; overflow: hidden;
  transition: max-height .35s var(--ease), padding .35s;
  font-size: .9rem; color: var(--gray-700);
}
.faq-item.open .faq-answer { max-height: 500px; padding: 0 24px 20px; }

/* ── BREADCRUMB ── */
.breadcrumb {
  display: flex; align-items: center; gap: 8px;
  font-size: .8rem; color: var(--gray-400); flex-wrap: wrap;
  padding: 16px 0;
}
.breadcrumb a { color: var(--gray-500); }
.breadcrumb a:hover { color: var(--green); }
.breadcrumb span { color: var(--gray-300); }

/* ── TABLE OF CONTENTS ── */
.toc {
  background: var(--ice);
  border-radius: var(--radius);
  border: 1px solid var(--gray-200);
  padding: 24px 28px;
  margin: 32px 0;
}
.toc h4 { font-size: .9rem; text-transform: uppercase; letter-spacing: .08em; color: var(--gray-500); margin-bottom: 12px; }
.toc ol { padding-left: 20px; }
.toc li { margin-bottom: 4px; }
.toc a { color: var(--blue); font-size: .9rem; }
.toc a:hover { color: var(--green); }

/* ── CTA BLOCK ── */
.cta-block {
  background: linear-gradient(135deg, var(--green) 0%, var(--teal) 100%);
  border-radius: var(--radius-lg);
  padding: 64px;
  text-align: center; color: white;
}
.cta-block h2 { color: white; margin-bottom: 16px; }
.cta-block p { color: rgba(255,255,255,.85); font-size: 1.05rem; margin-bottom: 32px; }
.cta-block .btn { background: white; color: var(--green); }
.cta-block .btn:hover { background: var(--ice); transform: translateY(-2px); }

/* ── BLOG CARD ── */
.blog-card {
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--gray-200);
  overflow: hidden;
  transition: all .3s var(--ease);
}
.blog-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.blog-card-img {
  height: 180px;
  background: linear-gradient(135deg, var(--green-soft), var(--blue-soft));
  display: flex; align-items: center; justify-content: center;
  font-size: 3rem;
}
.blog-card-body { padding: 24px; }
.blog-card-body .badge { margin-bottom: 12px; }
.blog-card-body h3 { font-size: 1.05rem; margin-bottom: 8px; }
.blog-card-body p { font-size: .875rem; color: var(--gray-600); margin-bottom: 16px; }
.blog-meta { display: flex; gap: 16px; font-size: .78rem; color: var(--gray-400); }

/* ── FOOTER ── */
.site-footer {
  background: var(--gray-900);
  color: var(--gray-300);
  padding: 64px 0 32px;
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px;
  margin-bottom: 48px;
}
.footer-brand { font-family: var(--font-display); font-size: 1.2rem; color: white; margin-bottom: 12px; }
.footer-desc { font-size: .875rem; color: var(--gray-400); line-height: 1.7; }
.footer-col h5 { color: white; font-size: .875rem; font-weight: 600; margin-bottom: 16px; text-transform: uppercase; letter-spacing: .06em; }
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul li a { font-size: .875rem; color: var(--gray-400); transition: color .2s; }
.footer-col ul li a:hover { color: var(--green-light); }
.footer-bottom {
  border-top: 1px solid var(--gray-700);
  padding-top: 24px;
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px;
  font-size: .8rem; color: var(--gray-500);
}
.footer-disclaimer {
  background: rgba(0,0,0,.2); border-radius: var(--radius-sm);
  padding: 16px 20px; font-size: .82rem; color: var(--gray-400);
  margin-bottom: 32px; border-left: 3px solid var(--green-light);
}

/* ── PAGE HERO (inner pages) ── */
.page-hero {
  background: linear-gradient(135deg, var(--ice) 0%, var(--green-soft) 100%);
  padding: 64px 0 48px;
  border-bottom: 1px solid var(--gray-200);
}
.page-hero h1 { margin-bottom: 12px; }
.page-hero .lead { max-width: 680px; }

/* ── SIDEBAR LAYOUT ── */
.sidebar-layout {
  display: grid; grid-template-columns: 1fr 320px; gap: 48px;
  align-items: start;
}
.sidebar { position: sticky; top: 96px; }
.sidebar-widget {
  background: var(--ice);
  border-radius: var(--radius);
  border: 1px solid var(--gray-200);
  padding: 24px;
  margin-bottom: 24px;
}
.sidebar-widget h4 { font-size: .95rem; margin-bottom: 16px; border-bottom: 1px solid var(--gray-200); padding-bottom: 12px; }
.sidebar-links li { margin-bottom: 8px; }
.sidebar-links a {
  font-size: .875rem; color: var(--gray-600);
  display: flex; align-items: center; gap: 8px;
  padding: 6px 0; transition: color .2s;
}
.sidebar-links a:hover { color: var(--green); }
.sidebar-links a::before { content: '→'; color: var(--gray-300); font-size: .8rem; }

/* ── PROCESS STEPS ── */
.steps { display: flex; flex-direction: column; gap: 0; }
.step {
  display: flex; gap: 24px;
  padding-bottom: 32px;
  position: relative;
}
.step:not(:last-child)::before {
  content: ''; position: absolute;
  left: 20px; top: 44px; bottom: 0; width: 2px;
  background: var(--green-mid);
}
.step-num {
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--green); color: white;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: .9rem; flex-shrink: 0;
}
.step-body h4 { margin-bottom: 6px; }
.step-body p { font-size: .9rem; color: var(--gray-600); margin: 0; }

/* ── TAG CLOUD ── */
.tag-cloud { display: flex; flex-wrap: wrap; gap: 8px; }
.tag {
  background: var(--ice2); color: var(--gray-600);
  padding: 6px 14px; border-radius: 50px;
  font-size: .8rem; font-weight: 500;
  border: 1px solid var(--gray-200);
  transition: all .2s; cursor: pointer;
}
.tag:hover { background: var(--green-soft); color: var(--green); border-color: var(--green-mid); }

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
  .feature-strip { grid-template-columns: repeat(2, 1fr); }
  .feature-item:nth-child(2) { border-right: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { display: none; }
  .card-grid-3, .card-grid-4 { grid-template-columns: 1fr 1fr; }
  .sidebar-layout { grid-template-columns: 1fr; }
  .sidebar { position: static; }
  .cta-block { padding: 40px 24px; }
  .nav-cta { display: none; }
  .feature-strip { grid-template-columns: 1fr; border-radius: var(--radius); }
  .feature-item { border-right: none; border-bottom: 1px solid rgba(255,255,255,.15); }
  .feature-item:last-child { border-bottom: none; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
}
@media (max-width: 480px) {
  .card-grid-3, .card-grid-4, .card-grid-2 { grid-template-columns: 1fr; }
  h1 { font-size: 1.75rem; }
  h2 { font-size: 1.4rem; }
  .hero { padding: 60px 0 48px; }
  .section { padding: 56px 0; }
  .hero-stats { gap: 20px; }
  .hero-actions { flex-direction: column; }
  .btn { text-align: center; justify-content: center; }
}

/* ── ANIMATIONS ── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
.animate-fadeup { animation: fadeUp .6s var(--ease) both; }
.delay-1 { animation-delay: .1s; }
.delay-2 { animation-delay: .2s; }
.delay-3 { animation-delay: .3s; }
.delay-4 { animation-delay: .4s; }
.delay-5 { animation-delay: .5s; }