/* ============================================
   Sistema Saudável — Advertorial Template
   ============================================ */

:root {
  --color-bg: #ffffff;
  --color-bg-alt: #f6f8f5;
  --color-text: #1f2a23;
  --color-text-soft: #4a5a52;
  --color-text-muted: #7a8a82;
  --color-border: #e6ebe7;
  --color-primary: #2a8a4f;        /* Verde Sistema Saudável */
  --color-primary-dark: #1f6b3c;
  --color-primary-light: #e9f5ee;
  --color-accent: #f4a300;          /* Amarelo de destaque (CTA secundário) */
  --color-success: #2a8a4f;
  --color-danger: #c5413a;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-serif: 'Lora', Georgia, 'Times New Roman', serif;

  --container-max: 760px;
  --container-wide: 1200px;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;

  --shadow-sm: 0 1px 2px rgba(20, 40, 30, 0.06);
  --shadow-md: 0 4px 16px rgba(20, 40, 30, 0.08);
  --shadow-lg: 0 12px 36px rgba(20, 40, 30, 0.12);
}

/* ============================================
   RESET & BASE
   ============================================ */

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--color-primary); text-decoration: none; transition: color 0.15s ease; }
a:hover { color: var(--color-primary-dark); text-decoration: underline; }

button { font-family: inherit; cursor: pointer; }

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 20px;
}

/* ============================================
   HEADER
   ============================================ */

.site-header {
  background: #fff;
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.header-inner {
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.logo-link { display: flex; align-items: center; }
.logo { height: 38px; width: auto; }

.main-nav ul {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 28px;
}

.main-nav a {
  color: var(--color-text);
  font-weight: 500;
  font-size: 15px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 8px 0;
  position: relative;
  text-decoration: none;
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-primary);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.2s ease;
}

.main-nav a:hover { color: var(--color-primary); }
.main-nav a:hover::after { transform: scaleX(1); }

.menu-toggle {
  display: none;
  background: none;
  border: none;
  width: 28px;
  height: 28px;
  flex-direction: column;
  justify-content: space-around;
  padding: 4px 0;
}

.menu-toggle span {
  display: block;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
}

.mobile-nav {
  background: #fff;
  border-top: 1px solid var(--color-border);
  padding: 8px 20px 16px;
}

.mobile-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.mobile-nav a {
  display: block;
  padding: 12px 0;
  color: var(--color-text);
  font-weight: 500;
  border-bottom: 1px solid var(--color-border);
  text-decoration: none;
}

@media (max-width: 768px) {
  .main-nav { display: none; }
  .menu-toggle { display: flex; }
}

/* ============================================
   STICKY PROMO BAR
   ============================================ */

.sticky-promo {
  background: var(--color-primary-light);
  border-bottom: 1px solid #c8e6cf;
}

/* Mobile bottom CTA bar — aparece depois do primeiro scroll */
.mobile-bottom-cta {
  display: none;
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 95;
  padding: 10px 14px calc(10px + env(safe-area-inset-bottom));
  background: rgba(255,255,255,0.98);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-top: 1px solid #c8e6cf;
  box-shadow: 0 -4px 16px rgba(20, 40, 30, 0.08);
  transform: translateY(110%);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.mobile-bottom-cta.is-visible {
  transform: translateY(0);
}

.mobile-bottom-cta a {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  background: var(--color-primary);
  color: #fff !important;
  padding: 16px 18px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 16px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none !important;
  box-shadow: 0 6px 20px rgba(42, 138, 79, 0.32);
}

.mobile-bottom-cta a::after {
  content: '→';
  font-size: 20px;
  line-height: 1;
}

.mobile-bottom-cta .small {
  display: block;
  text-align: center;
  font-size: 11px;
  color: var(--color-text-muted);
  margin: 0 0 6px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-weight: 600;
}

@media (max-width: 768px) {
  .mobile-bottom-cta { display: block; }
  /* Espaço pro CTA fixo não cobrir o final da página */
  body.has-bottom-cta { padding-bottom: 90px; }
}

.sticky-promo-inner {
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.sticky-promo-text {
  margin: 0;
  font-size: 17px;
  line-height: 1.4;
  color: #14201a;
  font-weight: 500;
  flex: 1;
}

.sticky-promo-text strong {
  font-weight: 800;
  color: var(--color-primary-dark);
}

.sticky-promo-text .short { display: none; }
.sticky-promo-text .full { display: inline; }
@media (max-width: 600px) {
  .sticky-promo-text .short { display: inline; }
  .sticky-promo-text .full { display: none; }
}

.sticky-promo-cta {
  display: inline-block;
  background: var(--color-primary);
  color: #fff !important;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none !important;
  white-space: nowrap;
  box-shadow: 0 4px 14px rgba(42, 138, 79, 0.25);
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  flex-shrink: 0;
}

.sticky-promo-cta:hover {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(42, 138, 79, 0.35);
}

@media (max-width: 600px) {
  .sticky-promo-inner {
    flex-direction: row;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
  }
  .sticky-promo-text {
    font-size: 13px;
    line-height: 1.3;
    text-align: left;
    flex: 1;
  }
  .sticky-promo-cta {
    padding: 10px 14px;
    font-size: 13px;
    letter-spacing: 0.04em;
    border-radius: 8px;
  }
}

/* ============================================
   BREADCRUMB
   ============================================ */

.breadcrumb-bar {
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
  padding: 12px 0;
  font-size: 14px;
}

.breadcrumb a {
  color: var(--color-text-soft);
  text-decoration: none;
}

.breadcrumb a:hover { color: var(--color-primary); }

.breadcrumb .sep {
  color: var(--color-text-muted);
  margin: 0 8px;
}

/* ============================================
   ARTICLE
   ============================================ */

.article {
  padding: 40px 0 60px;
}

.article-header {
  margin-bottom: 32px;
}

.article-tag {
  display: inline-block;
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.article-title {
  font-family: var(--font-serif);
  font-size: 40px;
  line-height: 1.18;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 0 0 16px;
  color: #14201a;
}

.article-subtitle {
  font-size: 20px;
  line-height: 1.5;
  color: var(--color-text-soft);
  font-weight: 400;
  margin: 0 0 28px;
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-top: 20px;
  padding-bottom: 20px;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  font-size: 14px;
  color: var(--color-text-soft);
}

.author-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  background: var(--color-bg-alt);
}

.meta-text { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.author-name strong { color: var(--color-text); }
.meta-divider { color: var(--color-text-muted); }

/* Lead figure */

.lead-figure {
  margin: 0 0 32px;
}

.lead-figure img {
  width: 100%;
  border-radius: var(--radius-md);
  background: var(--color-bg-alt);
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.lead-figure figcaption,
.inline-figure figcaption {
  text-align: center;
  font-size: 14px;
  color: var(--color-text-muted);
  margin-top: 10px;
  font-style: italic;
}

/* ============================================
   ARTICLE BODY
   ============================================ */

.article-body p {
  margin: 0 0 20px;
  font-size: 17px;
  line-height: 1.75;
  color: #2a3a32;
}

.article-body .lead {
  font-size: 20px;
  line-height: 1.6;
  color: var(--color-text);
  font-weight: 500;
  margin-bottom: 24px;
}

.article-body h2 {
  font-family: var(--font-serif);
  font-size: 30px;
  line-height: 1.25;
  font-weight: 700;
  color: #14201a;
  margin: 48px 0 20px;
  letter-spacing: -0.005em;
}

.article-body h3 {
  font-size: 22px;
  line-height: 1.35;
  font-weight: 700;
  color: #14201a;
  margin: 36px 0 16px;
}

.article-body h3 .vs { color: var(--color-text-muted); font-weight: 400; margin: 0 6px; }

.article-body a:not(.cta-button) {
  color: var(--color-primary-dark);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.inline-figure {
  margin: 32px 0;
}

.inline-figure img {
  width: 100%;
  border-radius: var(--radius-md);
  background: var(--color-bg-alt);
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

/* Sumário */

.toc {
  background: var(--color-bg-alt);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-md);
  padding: 24px 28px;
  margin: 32px 0;
}

.toc-title {
  font-size: 15px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-primary-dark);
  margin: 0 0 12px;
}

.toc ol {
  margin: 0;
  padding-left: 22px;
  font-size: 16px;
}

.toc li { margin-bottom: 8px; }
.toc a { color: var(--color-text); text-decoration: none; }
.toc a:hover { color: var(--color-primary); text-decoration: underline; }

/* Checkmark list */

.check-list {
  list-style: none;
  padding: 0;
  margin: 24px 0;
}

.check-list li {
  position: relative;
  padding: 10px 0 10px 36px;
  border-bottom: 1px solid var(--color-border);
  font-size: 17px;
  line-height: 1.55;
}

.check-list li:last-child { border-bottom: none; }

.check-list .check {
  position: absolute;
  left: 0;
  top: 12px;
  width: 24px;
  height: 24px;
  background: var(--color-primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
}

/* Step list */

.step-list {
  counter-reset: step;
  list-style: none;
  padding: 0;
  margin: 24px 0;
}

.step-list li {
  counter-increment: step;
  position: relative;
  padding: 16px 16px 16px 60px;
  background: var(--color-bg-alt);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  font-size: 17px;
  line-height: 1.55;
}

.step-list li::before {
  content: counter(step);
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  width: 32px;
  height: 32px;
  background: var(--color-primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 15px;
}

/* Callout box */

.callout {
  background: linear-gradient(135deg, #fff8e6 0%, #fff4d6 100%);
  border-left: 4px solid var(--color-accent);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  margin: 32px 0;
}

.callout-label {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: #8a5a00;
  margin: 0 0 8px !important;
  text-transform: uppercase;
}

.callout p:last-child {
  margin: 0 !important;
  font-size: 17px;
  line-height: 1.55;
  color: #4a3a14;
}

/* Compare grid */

.compare-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 24px 0 32px;
}

.compare-col {
  padding: 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}

.compare-col h4 {
  font-size: 16px;
  font-weight: 700;
  margin: 0 0 12px;
  letter-spacing: 0.02em;
}

.compare-yes {
  background: #f1f9f3;
  border-color: #c8e6cf;
}

.compare-yes h4 { color: var(--color-success); }

.compare-no {
  background: #fdf4f3;
  border-color: #f0c8c4;
}

.compare-no h4 { color: var(--color-danger); }

.compare-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: 15px;
  line-height: 1.55;
}

.compare-col li {
  padding: 6px 0;
  border-bottom: 1px solid rgba(0,0,0,0.04);
}

.compare-col li:last-child { border-bottom: none; }

@media (max-width: 600px) {
  .compare-grid { grid-template-columns: 1fr; }
}

/* Pull quote */

.pull-quote {
  margin: 36px 0;
  padding: 24px 0 24px 28px;
  border-left: 4px solid var(--color-primary);
  font-family: var(--font-serif);
}

.pull-quote p {
  font-size: 22px !important;
  line-height: 1.5 !important;
  font-style: italic;
  color: #14201a !important;
  margin: 0 0 12px !important;
  font-weight: 500;
}

.pull-quote cite {
  font-style: normal;
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
}

/* Testimonial */

.testimonial {
  display: flex;
  gap: 20px;
  padding: 24px;
  background: var(--color-bg-alt);
  border-radius: var(--radius-md);
  margin: 32px 0;
  align-items: flex-start;
}

.testimonial-avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  background: #fff;
}

.testimonial-content { flex: 1; }

.testimonial-text {
  font-style: italic;
  font-size: 17px !important;
  line-height: 1.6 !important;
  color: #2a3a32 !important;
  margin: 0 0 12px !important;
}

.testimonial-author {
  margin: 0 !important;
  font-size: 14px !important;
  color: var(--color-text-soft) !important;
  line-height: 1.45 !important;
}

.testimonial-author strong { color: var(--color-text); }
.testimonial-author span { color: var(--color-text-muted); }

@media (max-width: 600px) {
  .testimonial { flex-direction: column; align-items: center; text-align: center; }
}

/* ============================================
   CTA BLOCKS
   ============================================ */

.cta-block {
  background: linear-gradient(135deg, #f1f9f3 0%, #e9f5ee 100%);
  border: 1px solid #c8e6cf;
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  margin: 40px 0;
  text-align: center;
}

.cta-question {
  font-size: 19px !important;
  font-weight: 600;
  color: #14201a !important;
  margin: 0 0 20px !important;
  line-height: 1.4 !important;
}

.cta-headline {
  font-family: var(--font-serif);
  font-size: 28px;
  line-height: 1.25;
  font-weight: 700;
  color: #14201a;
  margin: 0 0 12px !important;
}

.cta-subhead {
  font-size: 17px !important;
  color: var(--color-text-soft) !important;
  margin: 0 0 24px !important;
  line-height: 1.55 !important;
}

.cta-button {
  display: inline-block;
  background: var(--color-primary);
  color: #fff !important;
  padding: 16px 36px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 16px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none !important;
  box-shadow: 0 6px 20px rgba(42, 138, 79, 0.28);
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.cta-button:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(42, 138, 79, 0.4);
}

.cta-button:active { transform: translateY(0); }

.cta-button-large {
  padding: 20px 44px;
  font-size: 17px;
}

.cta-note {
  margin: 14px 0 0 !important;
  font-size: 14px !important;
  color: var(--color-text-soft) !important;
}

.cta-final {
  background: linear-gradient(135deg, #14201a 0%, #1f3327 100%);
  border-color: #14201a;
  color: #fff;
  padding: 44px 28px;
}

.cta-final .cta-headline { color: #fff; }
.cta-final .cta-subhead { color: rgba(255,255,255,0.82) !important; }
.cta-final .cta-note { color: rgba(255,255,255,0.7) !important; }

/* ============================================
   MEDICAL DISCLAIMER
   ============================================ */

.medical-disclaimer {
  margin-top: 48px;
  padding: 20px 24px;
  background: var(--color-bg-alt);
  border-radius: var(--radius-md);
  font-size: 14px;
  line-height: 1.55;
  color: var(--color-text-soft);
}

.medical-disclaimer p { margin: 0; }

/* ============================================
   RELATED ARTICLES
   ============================================ */

.related {
  background: var(--color-bg-alt);
  padding: 56px 0;
  border-top: 1px solid var(--color-border);
}

.related-title {
  font-family: var(--font-serif);
  font-size: 26px;
  font-weight: 700;
  margin: 0 0 28px;
  color: #14201a;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.related-card {
  background: #fff;
  border-radius: var(--radius-md);
  overflow: hidden;
  text-decoration: none !important;
  color: var(--color-text) !important;
  box-shadow: var(--shadow-sm);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
  display: block;
}

.related-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.related-img {
  aspect-ratio: 16 / 10;
  background-size: cover;
  background-position: center;
  background-color: var(--color-bg-alt);
}

.related-cat {
  display: inline-block;
  margin: 16px 18px 8px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
}

.related-card h3 {
  margin: 0 18px 18px;
  font-size: 17px;
  line-height: 1.35;
  font-weight: 600;
  color: var(--color-text);
}

@media (max-width: 768px) {
  .related-grid { grid-template-columns: 1fr; }
}

/* ============================================
   FOOTER
   ============================================ */

.site-footer {
  background: #14201a;
  color: #c5d4cc;
  padding: 56px 0 24px;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.2fr 2fr;
  gap: 48px;
  padding-bottom: 36px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-logo {
  height: 38px;
  width: auto;
  filter: brightness(0) invert(1);
  margin-bottom: 16px;
}

.footer-tagline {
  font-size: 14px;
  line-height: 1.6;
  color: #a3b3aa;
  margin: 0;
  max-width: 340px;
}

.footer-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.footer-col h4 {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #fff;
  margin: 0 0 16px;
}

.footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-col li { margin-bottom: 10px; }

.footer-col a {
  color: #c5d4cc;
  text-decoration: none;
  font-size: 14px;
  transition: color 0.15s ease;
}

.footer-col a:hover { color: #fff; text-decoration: underline; }

.footer-bottom {
  padding-top: 24px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  font-size: 13px;
  color: #7a8a82;
}

.copyright, .disclaimer { margin: 0; }
.disclaimer { max-width: 540px; text-align: right; }

@media (max-width: 768px) {
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .footer-cols { grid-template-columns: 1fr 1fr; gap: 24px; }
  .footer-bottom { flex-direction: column; }
  .disclaimer { text-align: left; }
}

@media (max-width: 480px) {
  .footer-cols { grid-template-columns: 1fr; }
}

/* ============================================
   RESPONSIVE — Article
   ============================================ */

@media (max-width: 768px) {
  .article { padding: 12px 0 40px; }
  .article-header { margin-bottom: 14px; }
  .article-tag { padding: 3px 9px; font-size: 10.5px; margin-bottom: 10px; }
  .article-title { font-size: 23px; line-height: 1.15; letter-spacing: -0.015em; margin: 0 0 12px; }
  .article-subtitle { font-size: 17px; }
  .lead-figure { margin-bottom: 18px; }
  .lead-figure figcaption { margin-top: 6px; font-size: 13px; }
  .article-body h2 { font-size: 24px; margin: 36px 0 16px; }
  .article-body h3 { font-size: 19px; }
  .article-body p,
  .article-body .check-list li { font-size: 16px; }
  .article-body .lead { font-size: 18px; }
  .pull-quote p { font-size: 19px !important; }
  .cta-headline { font-size: 23px; }
  .cta-button { padding: 14px 28px; font-size: 15px; }
  .cta-button-large { padding: 18px 36px; font-size: 16px; }
  .related-title { font-size: 22px; }
  .breadcrumb-bar { display: none; } /* esconde no mobile pra fold mais limpa */
}

@media (max-width: 480px) {
  .article-title { font-size: 22px; }
  .cta-block { padding: 24px 18px; }
  .cta-final { padding: 32px 18px; }
}