/* ==========================================================================
   Mužské Vědění - Main Stylesheet
   Color Palette: Flag of Czechia (Royal Blue #11457E, Czech Crimson #D7141A, Pure White #FFFFFF)
   ========================================================================== */

:root {
  --color-primary: #11457E;
  --color-primary-hover: #0D3766;
  --color-primary-light: #EBF3FA;
  --color-accent: #D7141A;
  --color-accent-hover: #B50F14;
  --color-accent-light: #FDF2F2;
  --color-dark: #0F172A;
  --color-text: #1E293B;
  --color-text-muted: #475569;
  --color-bg-light: #F8FAFC;
  --color-card-bg: #FFFFFF;
  --color-border: #E2E8F0;
  --color-success: #059669;
  --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --max-width: 1200px;
  --radius: 8px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 12px rgba(17, 69, 126, 0.08);
  --shadow-lg: 0 10px 25px rgba(17, 69, 126, 0.12);
  --transition: all 0.25s ease-in-out;
}

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

html {
  font-family: var(--font-main);
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-bg-light);
  scroll-behavior: smooth;
}

body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Flag Stripe Header Accent */
.flag-stripe {
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-primary) 50%, var(--color-accent) 50%, var(--color-accent) 100%);
  width: 100%;
}

/* Top Disclaimer Banner (Google Ads compliance requirement) */
.top-notice-bar {
  background-color: #1E293B;
  color: #94A3B8;
  font-size: 0.8125rem;
  padding: 6px 16px;
  text-align: center;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.top-notice-bar a {
  color: #CBD5E1;
  text-decoration: underline;
}

/* Header & Navigation */
.site-header {
  background-color: var(--color-card-bg);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--color-border);
}

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

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

.logo-badge {
  background: var(--color-primary);
  color: #FFFFFF;
  font-weight: 800;
  font-size: 1.1rem;
  width: 42px;
  height: 42px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 3px solid var(--color-accent);
}

.brand-name {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: -0.02em;
}

.brand-subtitle {
  display: block;
  font-size: 0.725rem;
  font-weight: 500;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  text-decoration: none;
  color: var(--color-text);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 8px 14px;
  border-radius: var(--radius);
  transition: var(--transition);
}

.nav-link:hover, .nav-link.active {
  color: var(--color-primary);
  background-color: var(--color-primary-light);
}

.nav-link.active {
  border-bottom: 2px solid var(--color-accent);
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--color-primary);
  cursor: pointer;
  padding: 4px 8px;
}

/* Layout & Containers */
.main-content {
  flex: 1;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 32px 24px;
}

/* Hero Section */
.hero-banner {
  background: linear-gradient(135deg, var(--color-primary) 0%, #0D2C54 100%);
  color: #FFFFFF;
  padding: 56px 24px;
  border-radius: calc(var(--radius) * 2);
  margin-bottom: 40px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.hero-banner::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 120px;
  height: 100%;
  background: linear-gradient(135deg, transparent 0%, rgba(215, 20, 26, 0.15) 100%);
  pointer-events: none;
}

.hero-tag {
  display: inline-block;
  background-color: var(--color-accent);
  color: #FFFFFF;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: 16px;
}

.hero-title {
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 16px;
  color: #FFFFFF;
}

.hero-lead {
  font-size: 1.15rem;
  max-width: 800px;
  color: #E2E8F0;
  margin-bottom: 24px;
  line-height: 1.6;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.875rem;
  color: #CBD5E1;
}

.hero-badge-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Breadcrumbs */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: 24px;
  list-style: none;
}

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

.breadcrumb a:hover {
  text-decoration: underline;
}

/* Content Grid & Cards */
.section-header {
  margin-bottom: 32px;
}

.section-title {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 8px;
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: '';
  display: block;
  width: 40px;
  height: 3px;
  background-color: var(--color-accent);
  margin-top: 6px;
  border-radius: 2px;
}

.section-subtitle {
  color: var(--color-text-muted);
  font-size: 1.05rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
  margin-bottom: 40px;
}

.card {
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: #CBD5E1;
}

.card-category {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}

.card-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 12px;
  line-height: 1.35;
}

.card-text {
  color: var(--color-text);
  font-size: 0.95rem;
  margin-bottom: 20px;
  flex: 1;
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--color-primary);
  font-weight: 700;
  font-size: 0.9rem;
  text-decoration: none;
}

.card-link:hover {
  color: var(--color-accent);
}

/* Article Body Formatting (High Text Volume) */
.article-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 40px;
}

@media (max-width: 900px) {
  .article-layout {
    grid-template-columns: 1fr;
  }
}

.article-main {
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 40px;
  box-shadow: var(--shadow-sm);
}

.article-header {
  margin-bottom: 32px;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 24px;
}

.article-title {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1.25;
  margin-bottom: 16px;
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 20px;
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.article-body h2 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
  margin: 32px 0 16px 0;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-border);
}

.article-body h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-dark);
  margin: 24px 0 12px 0;
}

.article-body p {
  margin-bottom: 20px;
  font-size: 1.05rem;
  color: #334155;
  line-height: 1.75;
}

.article-body ul, .article-body ol {
  margin: 0 0 24px 24px;
}

.article-body li {
  margin-bottom: 10px;
  font-size: 1.025rem;
  color: #334155;
}

/* Custom Callout Box */
.info-box {
  background-color: var(--color-primary-light);
  border-left: 4px solid var(--color-primary);
  padding: 20px 24px;
  border-radius: 0 var(--radius) var(--radius) 0;
  margin: 28px 0;
}

.info-box-title {
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 8px;
  font-size: 1.05rem;
}

.warning-box {
  background-color: var(--color-accent-light);
  border-left: 4px solid var(--color-accent);
  padding: 20px 24px;
  border-radius: 0 var(--radius) var(--radius) 0;
  margin: 28px 0;
}

.warning-box-title {
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 8px;
  font-size: 1.05rem;
}

/* Sidebar Widgets */
.sidebar-widget {
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
}

.widget-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--color-accent);
}

.widget-list {
  list-style: none;
}

.widget-list li {
  margin-bottom: 12px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--color-border);
}

.widget-list li:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.widget-list a {
  color: var(--color-text);
  text-decoration: none;
  font-size: 0.925rem;
  font-weight: 600;
  transition: var(--transition);
}

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

/* Legal Pages Styling */
.legal-container {
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 40px;
  max-width: 960px;
  margin: 0 auto;
  box-shadow: var(--shadow-sm);
}

.legal-title {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.legal-subtitle {
  color: var(--color-text-muted);
  font-size: 0.875rem;
  margin-bottom: 32px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--color-border);
}

.legal-content h2 {
  font-size: 1.35rem;
  color: var(--color-primary);
  margin: 28px 0 12px 0;
}

.legal-content p {
  margin-bottom: 16px;
  font-size: 0.975rem;
}

.legal-content ul {
  margin: 0 0 20px 24px;
}

/* Contact Form Styling */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

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

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 6px;
  color: var(--color-text);
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  font-family: inherit;
  font-size: 0.95rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background-color: #FFFFFF;
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(17, 69, 126, 0.15);
}

textarea.form-control {
  resize: vertical;
  min-height: 140px;
}

.btn {
  display: inline-block;
  background-color: var(--color-primary);
  color: #FFFFFF;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 12px 24px;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  text-align: center;
}

.btn:hover {
  background-color: var(--color-primary-hover);
}

.btn-accent {
  background-color: var(--color-accent);
}

.btn-accent:hover {
  background-color: var(--color-accent-hover);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
}

.btn-outline:hover {
  background-color: var(--color-primary-light);
}

/* Footer & Legal Links */
.site-footer {
  background-color: var(--color-dark);
  color: #94A3B8;
  padding: 56px 0 24px 0;
  margin-top: 64px;
  border-top: 4px solid var(--color-primary);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 40px;
}

@media (max-width: 900px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

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

.footer-col-title {
  color: #FFFFFF;
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 16px;
}

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

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

.footer-links a {
  color: #94A3B8;
  text-decoration: none;
  font-size: 0.875rem;
  transition: var(--transition);
}

.footer-links a:hover {
  color: #FFFFFF;
  padding-left: 4px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 24px;
  text-align: center;
  font-size: 0.8125rem;
}

.footer-disclaimer {
  max-width: 800px;
  margin: 0 auto 16px auto;
  color: #64748B;
  font-size: 0.775rem;
  line-height: 1.5;
}

/* Cookie Banner Component (Google Ads & GDPR Compliance) */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: #0F172A;
  color: #FFFFFF;
  padding: 20px 24px;
  box-shadow: 0 -4px 20px rgba(0,0,0,0.25);
  z-index: 9999;
  border-top: 3px solid var(--color-accent);
  display: none;
}

.cookie-banner.active {
  display: block;
}

.cookie-content {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

@media (max-width: 768px) {
  .cookie-content {
    flex-direction: column;
    align-items: flex-start;
  }
}

.cookie-text {
  font-size: 0.875rem;
  color: #CBD5E1;
}

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

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

/* Cookie Modal Preferences */
.cookie-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 23, 42, 0.75);
  z-index: 10000;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.cookie-modal.active {
  display: flex;
}

.cookie-modal-card {
  background: #FFFFFF;
  border-radius: var(--radius);
  max-width: 600px;
  width: 100%;
  padding: 32px;
  box-shadow: var(--shadow-lg);
}

.cookie-modal-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.cookie-option {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-border);
}

.cookie-option-info h4 {
  font-size: 0.95rem;
  color: var(--color-dark);
}

.cookie-option-info p {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* Mobile responsive navigation overlay */
@media (max-width: 768px) {
  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #FFFFFF;
    flex-direction: column;
    padding: 16px;
    box-shadow: var(--shadow-md);
    border-bottom: 1px solid var(--color-border);
  }

  .main-nav.active {
    display: flex;
  }

  .mobile-menu-toggle {
    display: block;
  }

  .hero-title {
    font-size: 1.8rem;
  }
}