/* Main Stylesheet - Fit & Health Blog (Czech GEO) */
:root {
  --color-primary-dark: #0f2b48;
  --color-primary: #1e3a5f;
  --color-primary-light: #2b5288;
  --color-accent-blue: #2563eb;
  --color-accent-red: #dc2626;
  --color-accent-green: #16a34a;
  --color-bg-light: #f8fafc;
  --color-bg-card: #ffffff;
  --color-text-main: #1e293b;
  --color-text-muted: #64748b;
  --color-border: #e2e8f0;
  --color-border-dark: #cbd5e1;
  --box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
  --box-shadow-lg: 0 10px 25px -3px rgba(15, 43, 72, 0.15), 0 4px 10px -2px rgba(15, 43, 72, 0.1);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-main);
  background-color: var(--color-bg-light);
  color: var(--color-text-main);
  line-height: 1.65;
  font-size: 17px;
}

/* Container */
.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Compliance Top Bar */
.compliance-bar {
  background-color: #0d1e30;
  color: #94a3b8;
  font-size: 13px;
  padding: 8px 0;
  text-align: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.compliance-bar p {
  margin: 0;
  padding: 0 15px;
}

/* Header & Nav */
header.site-header {
  background-color: var(--color-primary-dark);
  color: #ffffff;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 10px rgba(0,0,0,0.15);
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 0;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: #ffffff;
}

.brand-icon {
  background: var(--color-accent-blue);
  color: #ffffff;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 20px;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-weight: 700;
  font-size: 20px;
  letter-spacing: -0.5px;
}

.brand-subtitle {
  font-size: 12px;
  color: #94a3b8;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

nav.main-nav ul {
  display: flex;
  list-style: none;
  gap: 20px;
  align-items: center;
}

nav.main-nav a {
  color: #cbd5e1;
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  transition: color 0.2s;
  padding: 6px 0;
}

nav.main-nav a:hover,
nav.main-nav a.active {
  color: #ffffff;
  border-bottom: 2px solid var(--color-accent-blue);
}

.btn-cta-nav {
  background-color: var(--color-accent-blue);
  color: #ffffff !important;
  padding: 8px 18px !important;
  border-radius: var(--radius-sm);
  border-bottom: none !important;
  font-weight: 600 !important;
  transition: background-color 0.2s !important;
}

.btn-cta-nav:hover {
  background-color: #1d4ed8 !important;
}

/* Mobile Nav Toggle */
.mobile-nav-toggle {
  display: none;
  background: none;
  border: none;
  color: white;
  font-size: 24px;
  cursor: pointer;
}

/* Main Layout Grid */
.layout-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 36px;
  margin-top: 36px;
  margin-bottom: 60px;
}

.layout-single {
  max-width: 860px;
  margin: 36px auto 60px auto;
}

/* Main Content Article */
.article-container {
  background-color: var(--color-bg-card);
  border-radius: var(--radius-md);
  padding: 36px;
  box-shadow: var(--box-shadow);
  border: 1px solid var(--color-border);
}

.article-header {
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--color-border);
}

.category-tag {
  display: inline-block;
  background-color: #e0f2fe;
  color: #0369a1;
  font-size: 13px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 20px;
  text-transform: uppercase;
  margin-bottom: 14px;
}

.article-title {
  font-size: 32px;
  line-height: 1.25;
  color: var(--color-primary-dark);
  margin-bottom: 16px;
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  color: var(--color-text-muted);
  font-size: 14px;
}

.author-avatar-sm {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  object-position: top center;
  border: 2px solid var(--color-primary-light);
}

.meta-details {
  display: flex;
  flex-direction: column;
}

.meta-author {
  font-weight: 700;
  color: var(--color-text-main);
}

.meta-date {
  font-size: 13px;
}

/* Content Elements */
.lead-paragraph {
  font-size: 20px;
  line-height: 1.6;
  font-weight: 400;
  color: #334155;
  margin-bottom: 24px;
  border-left: 4px solid var(--color-accent-blue);
  padding-left: 18px;
}

.content-body p {
  margin-bottom: 20px;
}

.content-body h2 {
  font-size: 24px;
  color: var(--color-primary-dark);
  margin: 32px 0 16px 0;
  padding-bottom: 8px;
  border-bottom: 2px solid #f1f5f9;
}

.content-body h3 {
  font-size: 19px;
  color: var(--color-primary);
  margin: 24px 0 12px 0;
}

.content-body ul, .content-body ol {
  margin-bottom: 24px;
  padding-left: 24px;
}

.content-body li {
  margin-bottom: 8px;
}

/* Callout Box */
.quote-box {
  background-color: #f1f5f9;
  border-left: 4px solid var(--color-primary);
  padding: 20px 24px;
  margin: 28px 0;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-style: italic;
  color: #334155;
}

/* LARGE PROMINENT LEAD FORM STYLING */
.lead-form-card {
  max-width: 680px;
  margin: 36px auto;
  background: #ffffff;
  border: 3px solid var(--color-accent-blue);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: 0 12px 30px rgba(37, 99, 235, 0.2);
  position: relative;
}

.lead-form-header {
  text-align: center;
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 2px solid #e2e8f0;
}

.lead-form-badge {
  background-color: #dbeafe;
  color: #1e40af;
  font-size: 14px;
  font-weight: 800;
  padding: 6px 16px;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  display: inline-block;
  margin-bottom: 12px;
}

.lead-form-title {
  font-size: 28px;
  color: var(--color-primary-dark);
  font-weight: 800;
  margin-bottom: 10px;
  line-height: 1.3;
}

.lead-form-subtitle {
  font-size: 16px;
  color: var(--color-text-muted);
}

.form-group-large {
  margin-bottom: 24px;
}

.form-group-large label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 18px;
  color: var(--color-primary-dark);
  margin-bottom: 10px;
}

.form-control-large {
  width: 100%;
  padding: 16px 20px;
  font-size: 18px;
  border: 2px solid #cbd5e1;
  border-radius: var(--radius-md);
  background-color: #f8fafc;
  color: var(--color-text-main);
  transition: border-color 0.2s, box-shadow 0.2s, background-color 0.2s;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.04);
}

.form-control-large:focus {
  outline: none;
  border-color: var(--color-accent-blue);
  background-color: #ffffff;
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.25);
}

.btn-cta-hero {
  display: block;
  width: 100%;
  background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
  color: #ffffff;
  font-weight: 800;
  font-size: 22px;
  padding: 18px 32px;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  text-align: center;
  box-shadow: 0 6px 18px rgba(220, 38, 38, 0.35);
  transition: transform 0.15s, box-shadow 0.15s;
  letter-spacing: 0.3px;
}

.btn-cta-hero:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(220, 38, 38, 0.45);
}

.form-security-note {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 13px;
  color: var(--color-text-muted);
  margin-top: 16px;
}

/* Product Spotlight Card */
.product-spotlight-card {
  background: linear-gradient(135deg, #ffffff 0%, #f0f7ff 100%);
  border: 2px solid #cbd5e1;
  border-radius: var(--radius-lg);
  padding: 30px;
  margin: 36px 0;
  box-shadow: var(--box-shadow-lg);
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 28px;
  align-items: center;
}

.product-img-wrapper {
  text-align: center;
  position: relative;
}

.product-img-wrapper img {
  max-width: 100%;
  height: auto;
  max-height: 280px;
  border-radius: var(--radius-md);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
  transition: transform 0.3s ease;
}

.product-img-wrapper img:hover {
  transform: scale(1.03);
}

.badge-official {
  background-color: var(--color-accent-red);
  color: white;
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 4px 10px;
  border-radius: 12px;
  display: inline-block;
  margin-bottom: 8px;
}

.product-info h3 {
  font-size: 26px;
  color: var(--color-primary-dark);
  margin-bottom: 6px;
}

.product-subtitle {
  color: var(--color-accent-blue);
  font-weight: 600;
  font-size: 15px;
  margin-bottom: 14px;
}

.product-highlights {
  list-style: none !important;
  padding-left: 0 !important;
  margin-bottom: 20px !important;
}

.product-highlights li {
  position: relative;
  padding-left: 26px;
  margin-bottom: 10px !important;
  font-weight: 500;
  color: #1e293b;
}

.product-highlights li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: #16a34a;
  font-weight: 900;
  font-size: 16px;
}

.btn-cta-large {
  display: inline-block;
  background-color: var(--color-accent-red);
  color: #ffffff;
  font-weight: 700;
  font-size: 18px;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  text-decoration: none;
  text-align: center;
  box-shadow: 0 4px 12px rgba(220, 38, 38, 0.3);
  transition: background-color 0.2s, transform 0.1s;
  width: 100%;
}

.btn-cta-large:hover {
  background-color: #b91c1c;
  transform: translateY(-2px);
}

.cta-note {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 8px;
  text-align: center;
}

/* Sidebar */
.sidebar {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.widget {
  background-color: var(--color-bg-card);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--box-shadow);
  border: 1px solid var(--color-border);
}

.widget-title {
  font-size: 18px;
  color: var(--color-primary-dark);
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--color-border);
}

/* Author Profile Widget */
.author-widget {
  text-align: center;
}

.author-profile-img {
  width: 110px;
  height: 110px;
  border-radius: 50%;
  object-fit: cover;
  object-position: top center;
  margin: 0 auto 14px auto;
  border: 3px solid var(--color-primary-light);
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

.author-name {
  font-weight: 700;
  font-size: 18px;
  color: var(--color-primary-dark);
}

.author-role {
  font-size: 13px;
  color: var(--color-accent-blue);
  font-weight: 600;
  margin-bottom: 12px;
}

.author-bio {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* Certificates Grid Section */
.cert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin: 28px 0;
}

.cert-card {
  background: #ffffff;
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-md);
  padding: 20px;
  text-align: center;
  box-shadow: var(--box-shadow);
  transition: transform 0.2s, box-shadow 0.2s;
}

.cert-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--box-shadow-lg);
}

.cert-badge-icon {
  width: 54px;
  height: 54px;
  background: #eff6ff;
  color: var(--color-accent-blue);
  border: 2px solid #bfdbfe;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 12px auto;
  font-weight: 800;
  font-size: 18px;
}

.cert-card h4 {
  color: var(--color-primary-dark);
  font-size: 16px;
  margin-bottom: 6px;
}

.cert-card p {
  font-size: 13px;
  color: var(--color-text-muted);
  line-height: 1.4;
}

/* Disclaimer Box in Article */
.disclaimer-box {
  background-color: #fffbeeb0;
  border: 1px solid #fef08a;
  border-left: 4px solid #eab308;
  padding: 16px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  color: #713f12;
  margin: 28px 0;
}

.disclaimer-box h4 {
  font-size: 14px;
  margin-bottom: 4px;
  color: #854d0e;
}

/* Cookie Banner (EU & Google Ads Compliant) */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--color-primary-dark);
  color: #ffffff;
  padding: 18px 0;
  z-index: 1000;
  box-shadow: 0 -4px 20px rgba(0,0,0,0.3);
  border-top: 2px solid var(--color-accent-blue);
}

.cookie-banner-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.cookie-text {
  font-size: 14px;
  line-height: 1.5;
  color: #cbd5e1;
}

.cookie-text a {
  color: #ffffff;
  text-decoration: underline;
}

.cookie-actions {
  display: flex;
  gap: 12px;
  flex-shrink: 0;
}

.btn-cookie-accept {
  background-color: var(--color-accent-blue);
  color: #ffffff;
  border: none;
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 14px;
  cursor: pointer;
  transition: background-color 0.2s;
}

.btn-cookie-accept:hover {
  background-color: #1d4ed8;
}

.btn-cookie-decline {
  background-color: transparent;
  color: #94a3b8;
  border: 1px solid #475569;
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
}

.btn-cookie-decline:hover {
  color: #ffffff;
  border-color: #cbd5e1;
}

/* Footer */
footer.site-footer {
  background-color: var(--color-primary-dark);
  color: #94a3b8;
  padding: 50px 0 24px 0;
  font-size: 14px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1.2fr 1.3fr;
  gap: 36px;
  margin-bottom: 40px;
}

.footer-col h4 {
  color: #ffffff;
  font-size: 16px;
  margin-bottom: 16px;
}

.footer-col p {
  line-height: 1.6;
}

.footer-links {
  list-style: none;
}

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

.footer-links a {
  color: #cbd5e1;
  text-decoration: none;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: #ffffff;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 24px;
  text-align: center;
}

.footer-disclaimer-full {
  background-color: rgba(0, 0, 0, 0.2);
  padding: 16px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  line-height: 1.5;
  color: #94a3b8;
  margin-top: 20px;
  text-align: justify;
}

/* Responsive */
@media (max-width: 900px) {
  .layout-grid {
    grid-template-columns: 1fr;
  }
  .product-spotlight-card {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .cookie-banner-inner {
    flex-direction: column;
    text-align: center;
  }
  .lead-form-card {
    padding: 24px;
  }
  .form-control-large {
    padding: 14px 16px;
    font-size: 16px;
  }
  .btn-cta-hero {
    font-size: 18px;
    padding: 16px 24px;
  }
}

@media (max-width: 600px) {
  .mobile-nav-toggle {
    display: block;
  }
  nav.main-nav {
    display: none;
    width: 100%;
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--color-primary-dark);
    padding: 20px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.2);
  }
  nav.main-nav.open {
    display: block;
  }
  nav.main-nav ul {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .article-title {
    font-size: 24px;
  }
  .article-container {
    padding: 20px;
  }
}