/* HR Asistent — sdílené styly */
:root {
  --primary: #4F46E5;
  --primary-dark: #4338CA;
  --primary-light: #EEF2FF;
  --accent: #F97316;
  --accent-dark: #EA580C;
  --success: #10B981;
  --danger: #EF4444;
  --warning: #F59E0B;
  --text: #1F2937;
  --text-muted: #6B7280;
  --bg: #F8FAFC;
  --white: #FFFFFF;
  --border: #E5E7EB;
  --shadow: 0 1px 3px rgba(0,0,0,0.05), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.05);
  --radius: 12px;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
}

/* Header */
.header {
  background: var(--white);
  border-bottom: 1px solid var(--border);
  padding: 1rem 2rem;
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.nav { display: flex; gap: 1.5rem; align-items: center; }
.nav a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.15s;
}
.nav a:hover, .nav a.active { color: var(--primary); }

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
}

/* Hero */
.hero {
  text-align: center;
  padding: 4rem 1rem 3rem;
  max-width: 800px;
  margin: 0 auto;
}
.hero h1 {
  font-size: 2.75rem;
  font-weight: 800;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
  line-height: 1.15;
}
.hero h1 .highlight {
  color: var(--primary);
}
.hero .subtitle {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
}
.hero .badge {
  display: inline-block;
  background: var(--primary-light);
  color: var(--primary);
  padding: 0.4rem 1rem;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}

/* Cards grid */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0;
}

.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  transition: transform 0.15s, box-shadow 0.15s, border-color 0.15s;
  text-decoration: none;
  color: inherit;
  display: block;
}
.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}
.card-icon {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1rem;
}
.card-icon.blue { background: #EEF2FF; }
.card-icon.orange { background: #FFF7ED; }
.card-icon.green { background: #ECFDF5; }
.card-icon.purple { background: #F5F3FF; }
.card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}
.card p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* Page header */
.page-header {
  margin-bottom: 2rem;
}
.page-header h1 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}
.page-header p {
  color: var(--text-muted);
  font-size: 1.05rem;
}

/* Form */
.form-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
}
.form-group {
  margin-bottom: 1.25rem;
}
.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.4rem;
  font-size: 0.9rem;
}
.form-group .hint {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.7rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.95rem;
  font-family: inherit;
  transition: border-color 0.15s, box-shadow 0.15s;
  background: var(--white);
  color: var(--text);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}
.form-group textarea {
  min-height: 100px;
  resize: vertical;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.7rem 1.4rem;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition: all 0.15s;
}
.btn-primary {
  background: var(--primary);
  color: white;
}
.btn-primary:hover { background: var(--primary-dark); }
.btn-primary:disabled {
  background: var(--text-muted);
  cursor: not-allowed;
}
.btn-secondary {
  background: var(--white);
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-secondary:hover { background: var(--bg); border-color: var(--primary); }
.btn-accent {
  background: var(--accent);
  color: white;
}
.btn-accent:hover { background: var(--accent-dark); }
.btn-danger {
  background: var(--danger);
  color: white;
}

/* Tabs */
.tabs {
  display: flex;
  gap: 0.5rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}
.tab {
  background: none;
  border: none;
  padding: 0.75rem 1.25rem;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}
.tab.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

/* Output */
.output-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  margin-top: 1.5rem;
  box-shadow: var(--shadow);
}
.output-card h2 {
  font-size: 1.25rem;
  margin-bottom: 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.output-content {
  white-space: pre-wrap;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  padding: 1.5rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  line-height: 1.7;
}

/* Two column layout */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}
@media (max-width: 768px) {
  .two-col { grid-template-columns: 1fr; }
  .hero h1 { font-size: 2rem; }
  .container { padding: 1rem; }
  .header { padding: 1rem; }
  .nav { gap: 0.75rem; font-size: 0.85rem; }
}

/* Toast */
.toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: var(--text);
  color: white;
  padding: 0.9rem 1.4rem;
  border-radius: 8px;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.2s, transform 0.2s;
  z-index: 1000;
}
.toast.show {
  opacity: 1;
  transform: translateY(0);
}
.toast.success { background: var(--success); }
.toast.danger { background: var(--danger); }

/* Loading */
.loading {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Footer */
.footer {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--text-muted);
  font-size: 0.9rem;
  border-top: 1px solid var(--border);
  margin-top: 4rem;
}

/* About / Author */
.author-card {
  background: linear-gradient(135deg, var(--primary-light) 0%, #FFF7ED 100%);
  border-radius: var(--radius);
  padding: 2rem;
  text-align: center;
  margin: 3rem 0;
}
.author-card h3 {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
}
.author-card p {
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto;
}

/* Checklist */
.checklist {
  list-style: none;
  padding: 0;
}
.checklist li {
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}
.checklist li:last-child { border-bottom: none; }
.checklist input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin-top: 0.2rem;
  cursor: pointer;
  accent-color: var(--primary);
}
.checklist label {
  flex: 1;
  cursor: pointer;
}
.checklist li.done label {
  text-decoration: line-through;
  color: var(--text-muted);
}

/* FAQ */
.faq-item {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 0.75rem;
  overflow: hidden;
}
.faq-question {
  padding: 1.25rem 1.5rem;
  cursor: pointer;
  font-weight: 600;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.faq-question:hover { background: var(--bg); }
.faq-answer {
  padding: 0 1.5rem 1.25rem;
  color: var(--text-muted);
  display: none;
  line-height: 1.7;
}
.faq-item.open .faq-answer { display: block; }
.faq-item.open .faq-icon { transform: rotate(45deg); }
.faq-icon { transition: transform 0.2s; font-size: 1.5rem; color: var(--primary); }

/* Search */
.search-box {
  width: 100%;
  padding: 0.9rem 1.2rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 1rem;
  background: var(--white);
  margin-bottom: 1.5rem;
}

/* Phase / Section */
.phase {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 1rem;
}
.phase h3 {
  color: var(--primary);
  margin-bottom: 0.75rem;
  font-size: 1.1rem;
}