/* Shared style for marketing / documentation pages (návod, o aplikaci, …) */

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

:root {
  --bg-gradient-start: #fff5e1;
  --bg-gradient-end:   #ffe1ec;
  --bg-card:           #ffffff;
  --bg-soft:           #fef0d9;
  --text:              #2d2d3a;
  --text-dim:          #7a7a8e;
  --accent:            #ff8c42;
  --accent-dark:       #e07a35;
  --success:           #06d6a0;
  --success-dark:      #05b889;
  --info:              #4dabf7;
  --info-dark:         #339af0;
  --danger:            #ef476f;
  --border:            rgba(45, 45, 58, 0.14);
  --border-strong:     rgba(45, 45, 58, 0.22);
}

html, body {
  min-height: 100%;
  background: linear-gradient(135deg, var(--bg-gradient-start) 0%, var(--bg-gradient-end) 100%);
  background-attachment: fixed;
  color: var(--text);
  font-family: 'Nunito', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  font-weight: 600;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: 'Fredoka', 'Nunito', sans-serif;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--text);
}

a {
  color: var(--accent-dark);
  font-weight: 800;
  text-decoration: none;
  border-bottom: 2px dotted var(--accent);
  transition: color 0.15s;
}
a:hover { color: var(--accent); }

.doc-topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--bg-card);
  box-shadow: 0 4px 20px rgba(45, 45, 58, 0.10);
  padding: 14px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.doc-topbar a { border: none; }

.doc-logo {
  font-size: 1.4rem;
  font-weight: 700;
  font-family: 'Fredoka', sans-serif;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 8px;
}

.doc-nav {
  display: flex;
  gap: 14px;
  font-size: 0.95rem;
  font-weight: 800;
  flex-wrap: wrap;
}

.doc-nav a {
  color: var(--text-dim);
  padding: 6px 10px;
  border-radius: 10px;
}

.doc-nav a:hover { background: var(--bg-soft); color: var(--text); }
.doc-nav a.active { background: var(--accent); color: white; }

.doc-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent);
  color: white;
  padding: 10px 18px;
  border-radius: 14px;
  font-weight: 800;
  font-size: 1rem;
  border: none;
  box-shadow: 0 4px 0 0 var(--accent-dark);
  transition: transform 0.1s;
}

.doc-cta:hover { transform: translateY(-1px); }
.doc-cta:active { transform: translateY(3px); box-shadow: 0 1px 0 0 var(--accent-dark); }

main.doc-main {
  max-width: 760px;
  margin: 0 auto;
  padding: 40px 24px 80px;
}

.doc-hero {
  text-align: center;
  padding: 28px 0 24px;
}

.doc-hero h1 {
  font-size: clamp(2rem, 5vw, 2.8rem);
  margin-bottom: 12px;
}

.doc-hero p {
  color: var(--text-dim);
  font-size: 1.1rem;
  max-width: 540px;
  margin: 0 auto;
  line-height: 1.5;
}

section.doc-section {
  background: var(--bg-card);
  padding: 28px 32px;
  border-radius: 24px;
  border: 3px solid white;
  box-shadow: 0 8px 24px rgba(45, 45, 58, 0.08);
  margin-bottom: 22px;
}

section.doc-section h2 {
  font-size: 1.5rem;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
}

section.doc-section h3 {
  font-size: 1.15rem;
  margin: 18px 0 8px;
  color: var(--accent-dark);
}

section.doc-section p,
section.doc-section li {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text);
  margin-bottom: 10px;
  font-weight: 600;
}

section.doc-section ul,
section.doc-section ol {
  padding-left: 22px;
  margin-bottom: 14px;
}

section.doc-section li { margin-bottom: 6px; }

.doc-callout {
  background: var(--bg-soft);
  padding: 14px 18px;
  border-radius: 14px;
  border-left: 5px solid var(--accent);
  margin: 14px 0;
  font-size: 0.95rem;
  line-height: 1.5;
}

.doc-callout.warning { border-left-color: var(--danger); background: rgba(239, 71, 111, 0.08); }
.doc-callout.info    { border-left-color: var(--info);   background: rgba(77, 171, 247, 0.10); }
.doc-callout.success { border-left-color: var(--success); background: rgba(6, 214, 160, 0.10); }

.doc-step {
  display: flex;
  gap: 16px;
  margin-bottom: 18px;
  align-items: flex-start;
}

.doc-step-num {
  flex-shrink: 0;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--accent);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Fredoka', sans-serif;
  font-weight: 600;
  font-size: 1.15rem;
  box-shadow: 0 3px 0 0 var(--accent-dark);
}

.doc-step-body { flex: 1; }
.doc-step-body h3 { margin-top: 2px; }

kbd, .kbd {
  display: inline-block;
  padding: 2px 8px;
  background: white;
  border: 2px solid var(--border-strong);
  border-radius: 8px;
  box-shadow: 0 2px 0 0 var(--border-strong);
  font-family: inherit;
  font-size: 0.9em;
  font-weight: 800;
  margin: 0 2px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
  margin: 24px 0;
}

.feature-card {
  background: var(--bg-card);
  padding: 22px;
  border-radius: 20px;
  border: 3px solid white;
  box-shadow: 0 8px 20px rgba(45, 45, 58, 0.08);
  text-align: center;
}

.feature-card-emoji {
  font-size: 2.4rem;
  display: block;
  margin-bottom: 10px;
}

.feature-card h3 {
  font-size: 1.1rem;
  margin-bottom: 6px;
  color: var(--text);
}

.feature-card p {
  font-size: 0.92rem;
  color: var(--text-dim);
  line-height: 1.5;
  font-weight: 700;
}

footer.doc-footer {
  text-align: center;
  padding: 30px 20px;
  color: var(--text-dim);
  font-size: 0.9rem;
  font-weight: 700;
}

footer.doc-footer a { color: var(--text-dim); }
footer.doc-footer a:hover { color: var(--text); }

.doc-toc {
  background: var(--bg-card);
  padding: 18px 22px;
  border-radius: 20px;
  border: 3px solid white;
  box-shadow: 0 6px 16px rgba(45, 45, 58, 0.06);
  margin-bottom: 24px;
}

.doc-toc h3 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  margin-bottom: 10px;
}

.doc-toc ol {
  list-style: none;
  padding-left: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.doc-toc a {
  border: none;
  display: block;
  padding: 6px 10px;
  border-radius: 10px;
  font-weight: 800;
  color: var(--text);
}

.doc-toc a:hover { background: var(--bg-soft); color: var(--accent-dark); }

@media (max-width: 700px) {
  .doc-topbar { padding: 12px 16px; }
  .doc-logo { font-size: 1.15rem; }
  .doc-cta { padding: 8px 14px; font-size: 0.9rem; }
  main.doc-main { padding: 24px 16px 60px; }
  section.doc-section { padding: 20px 18px; }
  section.doc-section h2 { font-size: 1.25rem; }
}