/* ============================================================
   pages.css — společný stylesheet pro sub-stránky misscall.io
   Použito na: /cs/funkce/, /cs/jak-to-funguje/, /cs/cenik/, /cs/faq/
   a ekvivalenty PL + SK.
   Nezasahuje do homepage (cs/index.html) — ta má vlastní inline CSS.
   ============================================================ */

:root {
  --petrol: #1a6b7c;
  --petrol-light: #2589a0;
  --petrol-dark: #0f4a57;
  --petrol-deep: #0a3340;
  --accent: #38c9e8;
  --accent-hover: #25b5d4;
  --accent2: #f0a500;
  --white: #ffffff;
  --off-white: #f5f3ef;
  --surface: #f0f4f5;
  --surface-alt: #e8eef0;
  --text: #1a1a2e;
  --text-muted: #5a6a72;
  --text-faint: #94a3ab;
  --border: rgba(26,107,124,0.15);
  --border-light: rgba(26,107,124,0.08);
  --card-bg: #ffffff;
  --success: #2ecc71;
  --success-bg: rgba(46,204,113,0.1);
  --shadow-sm: 0 2px 8px rgba(26,107,124,0.08);
  --shadow-md: 0 8px 24px rgba(26,107,124,0.12);
  --shadow-lg: 0 20px 60px rgba(26,107,124,0.16);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-full: 100px;
  --transition: 0.2s ease;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Figtree', system-ui, sans-serif;
  background: var(--off-white);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* === NAV === */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(10,51,64,0.92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.nav .inner {
  max-width: 1200px; margin: 0 auto;
  padding: 14px 24px;
  display: flex; align-items: center; justify-content: space-between;
}
.nav .logo {
  font-weight: 800; font-size: 1.25rem; letter-spacing: -0.5px;
  color: #fff; text-decoration: none;
}
.nav .logo span { color: var(--accent); }
.nav .nav-r { display: flex; align-items: center; gap: 22px; flex-wrap: wrap; }
.nav .nav-r a {
  color: rgba(255,255,255,0.85); text-decoration: none;
  font-size: 0.95rem; font-weight: 500;
  transition: color var(--transition);
}
.nav .nav-r a:hover { color: var(--accent); }
.nav .nav-r a.active { color: var(--accent); }
.nav-ghost {
  padding: 8px 16px; border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-sm);
}
.nav-btn {
  background: var(--accent); color: var(--petrol-deep) !important;
  padding: 10px 20px; border: 0; border-radius: var(--radius-sm);
  font-weight: 700; cursor: pointer;
  transition: background var(--transition), transform var(--transition);
}
.nav-btn:hover { background: var(--accent-hover); transform: translateY(-1px); }

/* lang switcher */
.lang-sw { display: flex; gap: 6px; margin-right: 12px; }
.lang-sw span {
  padding: 4px 10px; font-size: 0.85rem; font-weight: 600;
  color: rgba(255,255,255,0.6); cursor: pointer;
  border-radius: 6px; transition: all var(--transition);
}
.lang-sw span:hover { color: #fff; background: rgba(255,255,255,0.08); }
.lang-sw span.on { color: var(--petrol-deep); background: var(--accent); }

/* hamburger (mobile) */
.hamburger {
  display: none; flex-direction: column; gap: 4px;
  background: transparent; border: 0; padding: 8px; cursor: pointer;
}
.hamburger span { width: 22px; height: 2px; background: #fff; border-radius: 1px; }

/* === BREADCRUMB === */
.breadcrumb {
  max-width: 1200px; margin: 0 auto;
  padding: 18px 24px 0; font-size: 0.9rem; color: var(--text-muted);
}
.breadcrumb a { color: var(--petrol-light); text-decoration: none; }
.breadcrumb a:hover { color: var(--petrol); text-decoration: underline; }
.breadcrumb .sep { margin: 0 8px; color: var(--text-faint); }

/* === ARTICLE === */
.article {
  max-width: 880px; margin: 0 auto;
  padding: 32px 24px 80px;
}
.article h1 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 800; line-height: 1.2;
  color: var(--petrol-deep); margin-bottom: 18px;
}
.article .lead {
  font-size: 1.15rem; color: var(--text-muted);
  margin-bottom: 36px; line-height: 1.65;
}
.article h2 {
  font-size: 1.5rem; font-weight: 700;
  color: var(--petrol-deep);
  margin: 40px 0 16px; padding-top: 8px;
  border-top: 1px solid var(--border-light);
}
.article h2:first-of-type { border-top: 0; padding-top: 0; margin-top: 0; }
.article h3 {
  font-size: 1.15rem; font-weight: 700;
  color: var(--petrol-dark); margin: 24px 0 10px;
}
.article p { margin-bottom: 14px; color: var(--text); }
.article ul, .article ol { margin: 0 0 16px 22px; }
.article li { margin-bottom: 6px; }
.article strong { color: var(--petrol-deep); font-weight: 700; }
.article a { color: var(--petrol-light); text-decoration: underline; }
.article a:hover { color: var(--petrol); }

.article .feature-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px; margin: 20px 0;
}
.article .feature-card {
  padding: 18px; border-radius: var(--radius-md);
  background: var(--card-bg); border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
}
.article .feature-card h3 { margin-top: 0; color: var(--petrol); }

.article table {
  width: 100%; border-collapse: collapse;
  margin: 20px 0; background: var(--card-bg);
  border-radius: var(--radius-md); overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.article th, .article td {
  padding: 12px 14px; text-align: left;
  border-bottom: 1px solid var(--border-light);
}
.article th { background: var(--surface); font-weight: 700; color: var(--petrol-deep); }
.article tr:last-child td { border-bottom: 0; }

.faq-list { margin-top: 8px; }
.faq-list details {
  background: var(--card-bg); border: 1px solid var(--border-light);
  border-radius: var(--radius-md); padding: 16px 20px;
  margin-bottom: 10px;
  box-shadow: var(--shadow-sm);
}
.faq-list details[open] { border-color: var(--accent); }
.faq-list summary {
  font-weight: 700; cursor: pointer; color: var(--petrol-deep);
  list-style: none; padding-right: 24px; position: relative;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after {
  content: '+'; position: absolute; right: 0; top: -2px;
  font-size: 1.4rem; color: var(--accent); transition: transform var(--transition);
}
.faq-list details[open] summary::after { transform: rotate(45deg); }
.faq-list details p { margin: 12px 0 0; color: var(--text-muted); }

.cta-block {
  margin: 40px 0 0; padding: 28px 24px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--petrol) 0%, var(--petrol-deep) 100%);
  color: #fff; text-align: center;
  box-shadow: var(--shadow-md);
}
.cta-block h3 { color: #fff; margin-bottom: 10px; }
.cta-block p { color: rgba(255,255,255,0.85); margin-bottom: 18px; }
.cta-block .btns {
  display: flex; gap: 12px; justify-content: center; flex-wrap: wrap;
}
.cta-block .btn-primary {
  background: var(--accent); color: var(--petrol-deep);
  padding: 12px 24px; border-radius: var(--radius-sm);
  font-weight: 700; text-decoration: none; transition: all var(--transition);
}
.cta-block .btn-primary:hover { background: var(--accent-hover); transform: translateY(-1px); }
.cta-block .btn-secondary {
  background: transparent; color: #fff;
  padding: 12px 24px; border-radius: var(--radius-sm);
  font-weight: 600; text-decoration: none;
  border: 1px solid rgba(255,255,255,0.3);
  transition: all var(--transition);
}
.cta-block .btn-secondary:hover { background: rgba(255,255,255,0.08); }

/* === Industry grid (links to /cs/pro-* vertikál) === */
.industry-grid { margin: 40px 0; }
.industry-grid > p { color: var(--text-muted); margin-bottom: 20px; }
.industry-cards {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 14px;
}
.industry-cards > a {
  display: block; padding: 18px 20px;
  background: var(--card-bg); border: 1px solid var(--border);
  border-radius: var(--radius-md);
  text-decoration: none; color: inherit;
  box-shadow: var(--shadow-sm); transition: all var(--transition);
}
.industry-cards > a:hover {
  border-color: var(--accent); box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.industry-cards h3 {
  margin: 0 0 6px; font-size: 1.02rem; color: var(--petrol);
}
.industry-cards p {
  margin: 0; font-size: 0.9rem; color: var(--text-muted); line-height: 1.45;
}

/* === Resources grid (srovnání, blog, tool) === */
.resources-grid { margin: 40px 0; }
.resources-grid > p { color: var(--text-muted); margin-bottom: 20px; }
.resource-links {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 14px;
}
.resource-links > a {
  display: flex; flex-direction: column; gap: 4px;
  padding: 18px 20px;
  background: var(--card-bg); border: 1px solid var(--border);
  border-radius: var(--radius-md);
  text-decoration: none; color: inherit;
  box-shadow: var(--shadow-sm); transition: all var(--transition);
}
.resource-links > a:hover {
  border-color: var(--accent); box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.resource-links strong { color: var(--petrol); font-size: 1rem; }
.resource-links span { color: var(--text-muted); font-size: 0.88rem; line-height: 1.45; }

/* === Pricing table (specific to /cenik) === */
.pricing-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px; margin: 24px 0;
}
.pricing-card {
  padding: 28px 24px; border-radius: var(--radius-lg);
  background: var(--card-bg); border: 2px solid var(--border-light);
  box-shadow: var(--shadow-sm); transition: all var(--transition);
  position: relative;
}
.pricing-card.popular { border-color: var(--accent); transform: scale(1.02); }
.pricing-card.popular::before {
  content: 'Nejoblíbenější'; position: absolute; top: -12px; right: 16px;
  background: var(--accent); color: var(--petrol-deep);
  padding: 4px 12px; border-radius: var(--radius-full);
  font-size: 0.75rem; font-weight: 700;
}
.pricing-card h3 { color: var(--petrol-deep); font-size: 1.3rem; margin-bottom: 8px; }
.pricing-card .price {
  font-size: 2.2rem; font-weight: 800; color: var(--petrol);
  margin: 8px 0;
}
.pricing-card .price small {
  font-size: 0.95rem; font-weight: 500; color: var(--text-muted);
}
.pricing-card ul { list-style: none; margin: 16px 0; padding: 0; }
.pricing-card li {
  padding: 6px 0 6px 24px; position: relative;
  color: var(--text); font-size: 0.95rem;
}
.pricing-card li::before {
  content: '✓'; position: absolute; left: 0; color: var(--success); font-weight: 700;
}
.pricing-card .btn-primary {
  display: block; text-align: center;
  background: var(--petrol); color: #fff;
  padding: 12px 20px; border-radius: var(--radius-sm);
  font-weight: 700; text-decoration: none;
  margin-top: 16px; transition: background var(--transition);
}
.pricing-card .btn-primary:hover { background: var(--petrol-dark); }
.pricing-card.popular .btn-primary { background: var(--accent); color: var(--petrol-deep); }
.pricing-card.popular .btn-primary:hover { background: var(--accent-hover); }

/* === FOOTER === */
.footer {
  background: var(--petrol-deep); color: rgba(255,255,255,0.8);
  padding: 48px 24px 24px; margin-top: 60px;
}
.footer .footer-inner { max-width: 1200px; margin: 0 auto; }
.footer .footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 32px; margin-bottom: 32px;
}
.footer .footer-info p { font-size: 0.92rem; margin-top: 6px; max-width: 320px; }
.footer .footer-info .logo { color: #fff; font-weight: 800; font-size: 1.2rem; }
.footer .footer-info .logo span { color: var(--accent); }
.footer .footer-col h5 {
  color: #fff; font-size: 0.95rem; margin-bottom: 12px;
  text-transform: uppercase; letter-spacing: 0.5px;
}
.footer .footer-col a {
  display: block; color: rgba(255,255,255,0.7);
  text-decoration: none; padding: 4px 0; font-size: 0.9rem;
  transition: color var(--transition);
}
.footer .footer-col a:hover { color: var(--accent); }
.footer .footer-bottom {
  padding-top: 20px; border-top: 1px solid rgba(255,255,255,0.1);
  display: flex; justify-content: space-between;
  flex-wrap: wrap; gap: 12px; font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
}
.footer .footer-legal { display: flex; gap: 16px; flex-wrap: wrap; }
.footer .footer-legal a { color: rgba(255,255,255,0.5); text-decoration: none; }
.footer .footer-legal a:hover { color: var(--accent); }
.footer .copy {
  text-align: center; margin-top: 18px;
  font-size: 0.8rem; color: rgba(255,255,255,0.3);
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .nav .nav-r > a:not(.nav-btn):not(.nav-ghost) { display: none; }
  .nav .nav-r { gap: 10px; }
  .hamburger { display: flex; }
  .article { padding: 24px 18px 60px; }
  .article h1 { font-size: 1.6rem; }
  .article h2 { font-size: 1.3rem; }
  .footer .footer-top { grid-template-columns: 1fr 1fr; gap: 24px; }
  .footer .footer-info { grid-column: 1 / -1; }
}

/* mobile menu drawer */
.mobile-menu {
  position: fixed; top: 0; right: 0; bottom: 0;
  width: min(320px, 80vw); background: var(--petrol-deep);
  padding: 60px 24px 24px;
  transform: translateX(100%); transition: transform var(--transition);
  z-index: 200; display: flex; flex-direction: column; gap: 14px;
}
.mobile-menu.open { transform: translateX(0); }
.mobile-menu a { color: #fff; text-decoration: none; padding: 10px 0; }
.mobile-close {
  position: absolute; top: 16px; right: 16px;
  background: transparent; border: 0; color: #fff;
  font-size: 1.6rem; cursor: pointer; padding: 6px;
}

/* ============================================================
   BLOG STYLES (Ticket #3)
   ============================================================ */

/* Blog index page */
.blog-index {
  max-width: 1080px; margin: 0 auto; padding: 32px 24px 80px;
}
.blog-index .blog-intro {
  text-align: center; max-width: 640px; margin: 0 auto 48px;
}
.blog-index h1 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 800; color: var(--petrol-deep); margin-bottom: 14px;
}
.blog-index .blog-intro p { color: var(--text-muted); font-size: 1.1rem; }

.post-grid {
  display: grid; gap: 24px;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}
.post-card {
  background: var(--card-bg); border: 1px solid var(--border-light);
  border-radius: var(--radius-lg); overflow: hidden;
  box-shadow: var(--shadow-sm); transition: all var(--transition);
  text-decoration: none; color: inherit;
  display: flex; flex-direction: column;
}
.post-card:hover {
  transform: translateY(-3px); box-shadow: var(--shadow-md);
  border-color: var(--accent);
}
.post-card .post-thumb {
  height: 180px;
  background: linear-gradient(135deg, var(--petrol) 0%, var(--petrol-deep) 100%);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.4); font-size: 2.5rem; font-weight: 800;
  letter-spacing: -2px;
}
.post-card .post-body { padding: 22px 22px 24px; flex: 1; display: flex; flex-direction: column; }
.post-card h2 {
  font-size: 1.2rem; font-weight: 700; line-height: 1.35;
  color: var(--petrol-deep); margin-bottom: 10px;
}
.post-card .post-perex { color: var(--text-muted); font-size: 0.95rem; flex: 1; margin-bottom: 14px; }
.post-card .post-meta {
  font-size: 0.85rem; color: var(--text-faint);
  display: flex; gap: 12px; align-items: center;
}
.post-card .post-meta time { color: var(--text-faint); }
.post-card .read-time::before { content: '·'; margin-right: 12px; }

/* Article page */
.blog-article {
  max-width: 760px; margin: 0 auto; padding: 32px 24px 80px;
}
.blog-article .post-header {
  margin-bottom: 36px; padding-bottom: 24px;
  border-bottom: 1px solid var(--border-light);
}
.blog-article h1 {
  font-size: clamp(1.9rem, 4.5vw, 2.6rem);
  font-weight: 800; line-height: 1.2;
  color: var(--petrol-deep); margin-bottom: 16px;
}
.blog-article .post-meta {
  font-size: 0.92rem; color: var(--text-muted);
  display: flex; gap: 16px; flex-wrap: wrap;
}
.blog-article .post-meta time { color: var(--text-muted); }
.blog-article .post-meta .author { color: var(--petrol); font-weight: 600; }

.blog-article .post-hero {
  margin: 24px 0 36px; border-radius: var(--radius-lg);
  height: 320px;
  background: linear-gradient(135deg, var(--petrol) 0%, var(--petrol-deep) 100%);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.35); font-size: 4rem; font-weight: 800; letter-spacing: -3px;
}

.blog-article .toc {
  background: var(--surface); border-left: 4px solid var(--accent);
  padding: 18px 22px; margin-bottom: 32px; border-radius: 0 var(--radius-md) var(--radius-md) 0;
}
.blog-article .toc h3 {
  font-size: 0.9rem; text-transform: uppercase; letter-spacing: 0.5px;
  color: var(--text-muted); margin: 0 0 10px;
}
.blog-article .toc ol {
  list-style: decimal; margin: 0 0 0 18px; padding: 0;
}
.blog-article .toc li { padding: 3px 0; }
.blog-article .toc a { color: var(--petrol); text-decoration: none; }
.blog-article .toc a:hover { color: var(--petrol-light); text-decoration: underline; }

.blog-article h2 {
  font-size: 1.55rem; font-weight: 700;
  color: var(--petrol-deep);
  margin: 44px 0 14px; padding-top: 12px;
  scroll-margin-top: 80px;
}
.blog-article h3 {
  font-size: 1.2rem; font-weight: 700;
  color: var(--petrol-dark); margin: 26px 0 10px;
  scroll-margin-top: 80px;
}
.blog-article p { margin-bottom: 16px; font-size: 1.02rem; line-height: 1.75; }
.blog-article ul, .blog-article ol { margin: 0 0 18px 24px; }
.blog-article li { margin-bottom: 8px; line-height: 1.7; }
.blog-article strong { color: var(--petrol-deep); font-weight: 700; }
.blog-article a { color: var(--petrol-light); text-decoration: underline; }
.blog-article a:hover { color: var(--petrol); }
.blog-article blockquote {
  margin: 22px 0; padding: 14px 22px;
  border-left: 4px solid var(--accent); background: var(--surface);
  font-style: italic; color: var(--text-muted);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}
.blog-article code {
  background: var(--surface-alt); padding: 2px 6px;
  border-radius: 4px; font-size: 0.9em;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.blog-article .compare-table { width: 100%; border-collapse: collapse; margin: 22px 0; }
.blog-article .compare-table th, .blog-article .compare-table td {
  padding: 12px 14px; text-align: left;
  border-bottom: 1px solid var(--border-light);
}
.blog-article .compare-table th { background: var(--surface); font-weight: 700; color: var(--petrol-deep); }

.blog-article .post-footer-cta {
  margin: 50px 0 0; padding: 32px 28px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--petrol) 0%, var(--petrol-deep) 100%);
  color: #fff; text-align: center;
}
.blog-article .post-footer-cta h3 { color: #fff; margin-bottom: 12px; font-size: 1.4rem; }
.blog-article .post-footer-cta p { color: rgba(255,255,255,0.85); margin-bottom: 20px; }
.blog-article .post-footer-cta .btn-primary {
  display: inline-block; background: var(--accent); color: var(--petrol-deep);
  padding: 14px 28px; border-radius: var(--radius-sm);
  font-weight: 700; text-decoration: none;
}

@media (max-width: 768px) {
  .blog-article .post-hero { height: 200px; font-size: 2.5rem; }
  .blog-article h2 { font-size: 1.35rem; }
  .blog-article h3 { font-size: 1.1rem; }
}

/* === Internal-linking sections (full-width, cross-link na sub-pages) === */
.industry-section, .resources-section { padding: 72px 0; background: var(--off-white); }
.industry-section + .resources-section { padding-top: 0; }
.industry-section .wrap, .resources-section .wrap { max-width: 1140px; margin: 0 auto; padding: 0 24px; }
.industry-section .sec-header, .resources-section .sec-header { margin-bottom: 32px; text-align: center; }
.industry-section h2, .resources-section h2 {
  font-size: clamp(1.6rem, 3vw, 2rem); margin-bottom: 12px; color: var(--text);
}
.industry-section .sec-sub, .resources-section .sec-sub {
  color: var(--text-muted); font-size: 1rem; max-width: 640px; margin: 0 auto;
}