/*
 * Docházka.net Design System v1.0 (2026-04-27)
 *
 * Sloneek-style modern B2B SaaS look. Stack: Bootstrap 5 + těchto utility tříd
 * + custom komponentové styly pro public stránky.
 *
 * Paleta: indigo (důvěryhodné, B2B) + amber (CTA, energy).
 * Typografie: Inter (UI/body) + JetBrains Mono (code/numbers).
 */

/* ========== TYPOGRAFIE ========== */
@import url('https://rsms.me/inter/inter.css');

:root {
  /* PRIMARY — indigo */
  --ds-primary-50:  #EEF2FF;
  --ds-primary-100: #E0E7FF;
  --ds-primary-200: #C7D2FE;
  --ds-primary-300: #A5B4FC;
  --ds-primary-400: #818CF8;
  --ds-primary-500: #6366F1;  /* CTA, akcent */
  --ds-primary-600: #4F46E5;  /* hover */
  --ds-primary-700: #4338CA;
  --ds-primary-800: #3730A3;
  --ds-primary-900: #312E81;  /* nav, footer */
  --ds-primary-950: #1E1B4B;  /* dark headers */

  /* ACCENT — amber */
  --ds-accent-300: #FCD34D;
  --ds-accent-400: #FBBF24;
  --ds-accent-500: #F59E0B;   /* CTA highlight */
  --ds-accent-600: #D97706;   /* hover */

  /* SEMANTIC */
  --ds-success: #10B981;
  --ds-success-bg: #D1FAE5;
  --ds-danger: #EF4444;
  --ds-danger-bg: #FEE2E2;
  --ds-warning: #F59E0B;
  --ds-warning-bg: #FEF3C7;
  --ds-info: #0EA5E9;
  --ds-info-bg: #E0F2FE;

  /* NEUTRAL */
  --ds-neutral-50:  #F9FAFB;
  --ds-neutral-100: #F3F4F6;
  --ds-neutral-200: #E5E7EB;
  --ds-neutral-300: #D1D5DB;
  --ds-neutral-400: #9CA3AF;
  --ds-neutral-500: #6B7280;
  --ds-neutral-600: #4B5563;
  --ds-neutral-700: #374151;
  --ds-neutral-800: #1F2937;
  --ds-neutral-900: #111827;

  /* TYPOGRAFIE */
  --ds-font-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --ds-font-mono: 'JetBrains Mono', 'SF Mono', Menlo, monospace;
  --ds-font-display: 'Inter', system-ui, sans-serif;

  /* SHADOWS */
  --ds-shadow-sm:  0 1px 2px 0 rgba(0,0,0,0.05);
  --ds-shadow:     0 1px 3px 0 rgba(0,0,0,0.1), 0 1px 2px -1px rgba(0,0,0,0.1);
  --ds-shadow-md:  0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
  --ds-shadow-lg:  0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
  --ds-shadow-xl:  0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.1);
  --ds-shadow-2xl: 0 25px 50px -12px rgba(0,0,0,0.25);
  --ds-shadow-glow: 0 0 0 8px rgba(99, 102, 241, 0.10);

  /* RADIUSES */
  --ds-radius-sm: 0.375rem;
  --ds-radius:    0.5rem;
  --ds-radius-md: 0.75rem;
  --ds-radius-lg: 1rem;
  --ds-radius-xl: 1.5rem;
  --ds-radius-pill: 9999px;

  /* SPACING (násobky 4px) */
  --ds-space-1: 0.25rem;
  --ds-space-2: 0.5rem;
  --ds-space-3: 0.75rem;
  --ds-space-4: 1rem;
  --ds-space-6: 1.5rem;
  --ds-space-8: 2rem;
  --ds-space-12: 3rem;
  --ds-space-16: 4rem;
  --ds-space-24: 6rem;

  /* TRANSITIONS */
  --ds-transition: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --ds-transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);

  /* Override Bootstrap primary tokens to ladit s naším brandem */
  --bs-primary: var(--ds-primary-600);
  --bs-primary-rgb: 79, 70, 229;
}

/* ========== GLOBAL BASE ========== */
html { font-family: var(--ds-font-sans); }
body {
  font-family: var(--ds-font-sans);
  color: var(--ds-neutral-800);
  background: #FFFFFF;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: 'cv02','cv03','cv04','cv11'; /* Inter stylistic alternates */
}

/* Headings — tvrdší kontrast, lepší kerning */
h1, h2, h3, h4, h5, h6,
.h1, .h2, .h3, .h4, .h5, .h6 {
  font-family: var(--ds-font-display);
  color: var(--ds-neutral-900);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.display-1, .display-2, .display-3, .display-4, .display-5, .display-6 {
  font-weight: 800;
  letter-spacing: -0.03em;
}

code, pre, kbd, .ds-mono { font-family: var(--ds-font-mono); }

/* ========== LAYOUT HELPERS ========== */
.ds-section { padding: var(--ds-space-16) 0; }
.ds-section-tight { padding: var(--ds-space-12) 0; }
.ds-section-loose { padding: var(--ds-space-24) 0; }

.ds-section-light { background: #FFFFFF; }
.ds-section-tinted { background: var(--ds-neutral-50); }
.ds-section-dark {
  background: linear-gradient(135deg, var(--ds-primary-900) 0%, var(--ds-primary-700) 100%);
  color: #FFFFFF;
}
.ds-section-dark h1, .ds-section-dark h2, .ds-section-dark h3 { color: #FFFFFF; }
.ds-section-dark .text-muted { color: rgba(255,255,255,0.75) !important; }

/* Decorative pattern overlay pro hero */
.ds-section-pattern {
  position: relative;
  overflow: hidden;
}
.ds-section-pattern::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 50%, rgba(99,102,241,0.10) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(245,158,11,0.08) 0%, transparent 50%);
  pointer-events: none;
}
.ds-section-pattern > .container { position: relative; z-index: 1; }

/* ========== EYEBROW ========== */
.ds-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--ds-space-2);
  padding: var(--ds-space-2) var(--ds-space-4);
  background: var(--ds-primary-100);
  color: var(--ds-primary-700);
  border-radius: var(--ds-radius-pill);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.ds-section-dark .ds-eyebrow {
  background: rgba(255,255,255,0.12);
  color: #FFFFFF;
}

/* ========== BUTTONS ========== */
.btn { font-weight: 500; transition: all var(--ds-transition); }
.btn-lg { padding: 0.75rem 1.5rem; font-size: 1rem; }

.btn-primary, .ds-btn-primary {
  --bs-btn-bg: var(--ds-primary-600);
  --bs-btn-border-color: var(--ds-primary-600);
  --bs-btn-hover-bg: var(--ds-primary-700);
  --bs-btn-hover-border-color: var(--ds-primary-700);
  --bs-btn-active-bg: var(--ds-primary-800);
  --bs-btn-active-border-color: var(--ds-primary-800);
  --bs-btn-color: #FFFFFF;
  --bs-btn-hover-color: #FFFFFF;
  --bs-btn-active-color: #FFFFFF;
  box-shadow: var(--ds-shadow);
}
.btn-primary:hover, .ds-btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: var(--ds-shadow-md);
}

/* CTA — amber, plný impact */
.ds-btn-cta {
  background: var(--ds-accent-500);
  color: var(--ds-neutral-900);
  border: none;
  padding: 0.875rem 2rem;
  font-size: 1.0625rem;
  font-weight: 600;
  border-radius: var(--ds-radius);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: var(--ds-space-2);
  transition: all var(--ds-transition);
  box-shadow: var(--ds-shadow-md);
}
.ds-btn-cta:hover {
  background: var(--ds-accent-600);
  color: var(--ds-neutral-900);
  transform: translateY(-2px);
  box-shadow: var(--ds-shadow-lg);
}
.ds-btn-cta:active { transform: translateY(0); }

/* Outline ghost — pro secondary actions na dark sectionech */
.ds-btn-ghost {
  background: rgba(255,255,255,0.10);
  color: #FFFFFF;
  border: 1px solid rgba(255,255,255,0.30);
  padding: 0.875rem 2rem;
  font-size: 1.0625rem;
  font-weight: 500;
  border-radius: var(--ds-radius);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: var(--ds-space-2);
  transition: all var(--ds-transition);
}
.ds-btn-ghost:hover {
  background: rgba(255,255,255,0.18);
  color: #FFFFFF;
  border-color: rgba(255,255,255,0.50);
}

/* Outline na light pozadí */
.ds-btn-outline {
  background: #FFFFFF;
  color: var(--ds-primary-700);
  border: 1px solid var(--ds-primary-200);
  padding: 0.875rem 2rem;
  font-size: 1.0625rem;
  font-weight: 500;
  border-radius: var(--ds-radius);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: var(--ds-space-2);
  transition: all var(--ds-transition);
}
.ds-btn-outline:hover {
  border-color: var(--ds-primary-500);
  color: var(--ds-primary-800);
  background: var(--ds-primary-50);
}

/* ========== CARDS ========== */
.ds-card {
  background: #FFFFFF;
  border: 1px solid var(--ds-neutral-200);
  border-radius: var(--ds-radius-md);
  padding: var(--ds-space-6);
  transition: all var(--ds-transition);
}
.ds-card:hover {
  border-color: var(--ds-primary-300);
  box-shadow: var(--ds-shadow-md);
  transform: translateY(-2px);
}

.ds-card-feature .ds-icon-wrap {
  width: 48px;
  height: 48px;
  border-radius: var(--ds-radius);
  background: var(--ds-primary-100);
  color: var(--ds-primary-600);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: var(--ds-space-4);
}

.ds-card-feature h3 { font-size: 1.25rem; margin-bottom: var(--ds-space-2); }
.ds-card-feature p { color: var(--ds-neutral-600); margin-bottom: 0; }

/* Stat card — big number */
.ds-stat-card {
  background: linear-gradient(135deg, var(--ds-primary-50) 0%, #FFFFFF 100%);
  border: 1px solid var(--ds-primary-100);
  border-radius: var(--ds-radius-md);
  padding: var(--ds-space-6);
  text-align: center;
}
.ds-stat-value {
  font-family: var(--ds-font-display);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--ds-primary-700);
  line-height: 1;
  letter-spacing: -0.02em;
}
.ds-stat-label {
  margin-top: var(--ds-space-2);
  color: var(--ds-neutral-600);
  font-size: 0.875rem;
  font-weight: 500;
}

/* ========== TRUST BAR ========== */
.ds-trust-bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--ds-space-8);
  align-items: center;
  justify-content: center;
  padding: var(--ds-space-4) 0;
  color: var(--ds-neutral-500);
  font-size: 0.875rem;
}
.ds-trust-bar .ds-trust-item {
  display: inline-flex;
  align-items: center;
  gap: var(--ds-space-2);
}
.ds-trust-bar .ds-trust-item i {
  color: var(--ds-success);
  font-size: 1.125rem;
}

/* ========== HERO ========== */
.ds-hero {
  position: relative;
  padding: var(--ds-space-24) 0 var(--ds-space-16);
  background: linear-gradient(135deg, var(--ds-primary-950) 0%, var(--ds-primary-800) 50%, var(--ds-primary-700) 100%);
  color: #FFFFFF;
  overflow: hidden;
}
.ds-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 15% 30%, rgba(245,158,11,0.20) 0%, transparent 40%),
    radial-gradient(circle at 85% 70%, rgba(99,102,241,0.30) 0%, transparent 50%);
  pointer-events: none;
}
.ds-hero > .container { position: relative; z-index: 1; }

.ds-hero h1 {
  color: #FFFFFF;
  font-size: clamp(2.25rem, 5vw, 4rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin-bottom: var(--ds-space-4);
}
.ds-hero h1 .ds-accent {
  background: linear-gradient(135deg, var(--ds-accent-300) 0%, var(--ds-accent-500) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.ds-hero p.lead {
  color: rgba(255,255,255,0.85);
  font-size: 1.25rem;
  font-weight: 400;
  line-height: 1.5;
  margin-bottom: var(--ds-space-8);
  max-width: 36rem;
}

.ds-hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--ds-space-4);
  align-items: center;
}
.ds-hero-meta {
  margin-top: var(--ds-space-6);
  color: rgba(255,255,255,0.65);
  font-size: 0.875rem;
}

.ds-hero-visual {
  position: relative;
  border-radius: var(--ds-radius-lg);
  overflow: hidden;
  box-shadow: var(--ds-shadow-2xl), 0 0 0 1px rgba(255,255,255,0.10);
}

/* ========== FOOTER ========== */
.ds-footer {
  background: var(--ds-primary-950);
  color: rgba(255,255,255,0.70);
  padding: var(--ds-space-16) 0 var(--ds-space-6);
}
.ds-footer h5 {
  color: #FFFFFF;
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--ds-space-4);
}
.ds-footer a {
  color: rgba(255,255,255,0.70);
  text-decoration: none;
  transition: color var(--ds-transition);
}
.ds-footer a:hover { color: #FFFFFF; }
.ds-footer .ds-footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.10);
  padding-top: var(--ds-space-4);
  margin-top: var(--ds-space-12);
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.50);
}

/* ========== NAVBAR ========== */
.ds-navbar {
  background: rgba(255,255,255,0.95);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--ds-neutral-200);
  padding: var(--ds-space-3) 0;
  position: sticky;
  top: 0;
  z-index: 1030;
}
.ds-navbar .navbar-brand {
  display: flex;
  align-items: center;
  gap: var(--ds-space-2);
  color: var(--ds-primary-800);
  font-weight: 700;
  font-size: 1.125rem;
  text-decoration: none;
}
.ds-navbar .nav-link {
  color: var(--ds-neutral-700);
  font-weight: 500;
  font-size: 0.9375rem;
  padding: var(--ds-space-2) var(--ds-space-4);
  transition: color var(--ds-transition);
}
.ds-navbar .nav-link:hover { color: var(--ds-primary-700); }

/* When navbar is over dark hero (alt=transparent variant) */
.ds-navbar-dark {
  background: transparent;
  border-bottom: none;
}
.ds-navbar-dark .navbar-brand,
.ds-navbar-dark .nav-link { color: #FFFFFF; }
.ds-navbar-dark .nav-link:hover { color: var(--ds-accent-300); }

/* ========== EMPTY STATE ========== */
.ds-empty-state {
  text-align: center;
  padding: var(--ds-space-16) var(--ds-space-4);
  color: var(--ds-neutral-600);
}
.ds-empty-state .ds-empty-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--ds-neutral-100);
  color: var(--ds-neutral-400);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin-bottom: var(--ds-space-4);
}
.ds-empty-state h3 {
  color: var(--ds-neutral-800);
  font-size: 1.125rem;
  margin-bottom: var(--ds-space-2);
}
.ds-empty-state p { font-size: 0.9375rem; max-width: 28rem; margin: 0 auto var(--ds-space-4); }

/* ========== COMPARISON TABLE ========== */
/* Wrapper přidá horní padding aby badge "NÁŠ TIP" (top: -10px) nebyl
   clipnut overflow: auto v Bootstrap .table-responsive. */
.ds-comparison-wrap {
  padding-top: 18px;
  overflow: visible;
}
.ds-comparison-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 0.9375rem;
}
.ds-comparison-table th,
.ds-comparison-table td {
  padding: var(--ds-space-4);
  border-bottom: 1px solid var(--ds-neutral-200);
  text-align: center;
}
.ds-comparison-table th:first-child,
.ds-comparison-table td:first-child {
  text-align: left;
  color: var(--ds-neutral-700);
}
.ds-comparison-table thead th {
  background: var(--ds-neutral-50);
  font-weight: 600;
  color: var(--ds-neutral-800);
}
.ds-comparison-table .ds-col-highlight {
  background: var(--ds-primary-50);
}
/* Badge "NÁŠ TIP" jen jednou nahoře nad celým sloupcem (na hlavičce thead).
   Bez `thead th` selectoru by se badge zobrazil na každé buňce sloupce. */
.ds-comparison-table thead th.ds-col-highlight {
  position: relative;
}
.ds-comparison-table thead th.ds-col-highlight::before {
  content: 'NÁŠ TIP';
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--ds-accent-500);
  color: var(--ds-neutral-900);
  font-size: 0.6875rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: var(--ds-radius-pill);
  letter-spacing: 0.05em;
}
.ds-check { color: var(--ds-success); font-weight: 700; }
.ds-cross { color: var(--ds-neutral-400); }

/* ========== PRICING CALC ========== */
.ds-pricing-calc {
  background: linear-gradient(135deg, var(--ds-primary-50) 0%, #FFFFFF 100%);
  border: 1px solid var(--ds-primary-100);
  border-radius: var(--ds-radius-lg);
  padding: var(--ds-space-8);
}
.ds-pricing-calc input[type=range] {
  width: 100%;
  accent-color: var(--ds-primary-600);
}
.ds-pricing-display {
  text-align: center;
  margin-top: var(--ds-space-6);
}
.ds-pricing-display .ds-amount {
  font-family: var(--ds-font-display);
  font-size: 3rem;
  font-weight: 800;
  color: var(--ds-primary-700);
  line-height: 1;
}
.ds-pricing-display .ds-currency {
  font-size: 1.5rem;
  color: var(--ds-neutral-600);
  margin-left: var(--ds-space-1);
}

/* ========== FAQ ACCORDION ========== */
.ds-faq .accordion-item {
  border: 1px solid var(--ds-neutral-200);
  border-radius: var(--ds-radius-md) !important;
  margin-bottom: var(--ds-space-3);
  overflow: hidden;
}
.ds-faq .accordion-button {
  font-weight: 500;
  font-size: 1rem;
  background: #FFFFFF;
  color: var(--ds-neutral-800);
  padding: var(--ds-space-4) var(--ds-space-6);
}
.ds-faq .accordion-button:not(.collapsed) {
  background: var(--ds-primary-50);
  color: var(--ds-primary-800);
  box-shadow: none;
}
.ds-faq .accordion-button:focus { box-shadow: var(--ds-shadow-glow); }

/* ========== UTILITY ========== */
.ds-text-mono { font-family: var(--ds-font-mono); }
.ds-text-balance { text-wrap: balance; }

/* Custom spacing — `.py-6` chyběla v base_public.html (jen v base.html),
   takže wizard a další stránky neměly žádné top/bottom padding. */
.py-6 { padding-top: 4.5rem !important; padding-bottom: 4.5rem !important; }
.py-7 { padding-top: 6rem !important; padding-bottom: 6rem !important; }
@media (max-width: 767.98px) {
  .py-6, .py-7 { padding-top: 3rem !important; padding-bottom: 3rem !important; }
}

/* Public main wrapper — minimální vertikální dech, pokud stránka nemá ds-section */
main:not(:has(.ds-hero)):not(:has(.ds-section)) {
  padding-top: var(--ds-space-12);
  padding-bottom: var(--ds-space-12);
  min-height: calc(100vh - 200px);
}

/* Color accent for inline numbers */
.ds-num {
  font-variant-numeric: tabular-nums;
  font-weight: 600;
  color: var(--ds-primary-700);
}

/* Skip link for a11y */
.ds-skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--ds-primary-800);
  color: #FFFFFF;
  padding: var(--ds-space-2) var(--ds-space-4);
  z-index: 9999;
  text-decoration: none;
  border-radius: 0 0 var(--ds-radius) 0;
}
.ds-skip-link:focus { top: 0; }

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
  .ds-section { padding: var(--ds-space-12) 0; }
  .ds-hero { padding: var(--ds-space-16) 0 var(--ds-space-12); }
  .ds-hero h1 { font-size: 2.25rem; }
  .ds-hero p.lead { font-size: 1.0625rem; }
  .ds-stat-value { font-size: 2rem; }
  .ds-pricing-display .ds-amount { font-size: 2.5rem; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}