/* ============================================================
   Technický Nonstop — Layered Corporate Design System
   1:1 z dodaných JSX/CSS designových souborů.
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Plus+Jakarta+Sans:wght@500;600;700;800&family=Manrope:wght@500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  /* Layered Corporate tokens — primární směr z designu */
  --lc-primary: #003366;
  --lc-primary-light: #004783;
  --lc-ink: #0b1e33;
  --lc-on: #ffffff;
  --lc-surface: #f5f7fb;
  --lc-card: #ffffff;
  --lc-muted: #64748b;
  --lc-line: #e4e9f2;
  --lc-yellow: #fdc800;
  --lc-green: #22c55e;
  --lc-red: #e11d48;

  /* Aliasy pro starší selektory (backward compat) */
  --navy-900: var(--lc-primary);
  --navy-800: var(--lc-primary-light);
  --navy-700: var(--lc-primary-light);
  --navy-600: #2a5a9c;
  --navy-500: #2a5a9c;
  --yellow-500: var(--lc-yellow);
  --yellow-400: #ffd23f;
  --yellow-300: #ffe177;
  --yellow-100: #fff8d6;

  /* Pastels for service icons */
  --pastel-pink: #fce8ef;
  --pastel-pink-fg: #d4537e;
  --pastel-blue: #e3edff;
  --pastel-blue-fg: #2563eb;
  --pastel-yellow: #fef3c7;
  --pastel-yellow-fg: #b45309;
  --pastel-green: #d1fae5;
  --pastel-green-fg: #047857;
  --pastel-purple: #ede9fe;
  --pastel-purple-fg: #6d28d9;

  /* Status */
  --green-500: #22c55e;
  --green-100: #dcfce7;

  /* Gray */
  --gray-50: #f7f9fc;
  --gray-100: #eef2f7;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-500: #6b7280;
  --gray-700: #374151;
  --gray-900: #0d1626;

  --color-bg: var(--navy-900);
  --color-text: var(--gray-900);
  --color-text-muted: var(--gray-500);
  --color-border: var(--gray-200);
  --color-link: var(--navy-700);
  --color-danger: #dc2626;

  --sp-1:.25rem; --sp-2:.5rem; --sp-3:.75rem; --sp-4:1rem; --sp-5:1.25rem;
  --sp-6:1.5rem; --sp-7:1.75rem; --sp-8:2rem; --sp-10:2.5rem; --sp-12:3rem;
  --sp-16:4rem; --sp-20:5rem; --sp-24:6rem; --sp-32:8rem;

  --r-sm:.5rem; --r-md:.75rem; --r-lg:1rem; --r-xl:1.5rem; --r-2xl:2rem; --r-3xl:2.5rem; --r-full:9999px;

  --sh-sm: 0 1px 2px rgba(13,22,38,.06);
  --sh-md: 0 4px 12px rgba(13,22,38,.08);
  --sh-lg: 0 10px 32px rgba(13,22,38,.12);
  --sh-xl: 0 20px 50px rgba(6,15,35,.25);
  --sh-yellow: 0 8px 24px rgba(245,197,24,.35);

  --t-fast: 120ms ease;
  --t-base: 180ms ease;
  --t-slow: 280ms ease;

  --container-w: 1200px;
  --container-narrow: 880px;
  --header-h: 78px;
  --header-h-mobile: 60px;

  --font-stack: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Plus Jakarta Sans', 'Inter', sans-serif;
  --font-label: 'Manrope', 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --font-h: var(--font-display);

  --fz-xs:.75rem; --fz-sm:.875rem; --fz-base:1rem; --fz-md:1.125rem;
  --fz-lg:1.25rem; --fz-xl:1.5rem; --fz-2xl:2rem; --fz-3xl:2.5rem; --fz-4xl:3.25rem;
  --fz-hero: clamp(2.5rem, 6vw, 5.5rem);

  --lh-tight:1.05; --lh-base:1.55; --lh-loose:1.75;
}

/* Reset */
*,*::before,*::after { box-sizing: border-box; }
* { margin: 0; }
html, body { height: 100%; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  font-family: var(--font-stack);
  font-size: var(--fz-base);
  line-height: var(--lh-base);
  color: var(--lc-ink);
  background: var(--lc-surface);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* Display headings použivají Plus Jakarta Sans (designer choice) */
h1, h2, h3, .h-display, .h-title {
  font-family: var(--font-display);
}
.h-display { letter-spacing: -0.025em; font-weight: 800; line-height: 1.04; }
.h-title { letter-spacing: -0.02em; font-weight: 700; }
.lbl {
  font-family: var(--font-label);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 11px;
}

/* Glass effect — sticky nav */
.glass {
  background: rgba(255,255,255,0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255,255,255,0.6);
}

/* Pulse dot animation pro live indikator */
.pulse-dot { position: relative; }
.pulse-dot::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 999px;
  background: currentColor;
  opacity: 0.5;
  animation: lcPulse 1.8s ease-out infinite;
}
@keyframes lcPulse {
  0% { transform: scale(1); opacity: 0.6; }
  100% { transform: scale(2.4); opacity: 0; }
}

img, picture, video, canvas, svg { display: block; max-width: 100%; height: auto; }
input, button, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: 0; padding: 0; }
a { color: var(--color-link); text-decoration: none; transition: color var(--t-fast); }
a:hover { color: var(--navy-900); }
ul, ol { padding: 0; }
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-h);
  font-weight: 800;
  line-height: var(--lh-tight);
  color: var(--gray-900);
  letter-spacing: -0.015em;
}

.skip-link {
  position: absolute; top: -100px; left: 0;
  background: var(--navy-900); color: #fff;
  padding: var(--sp-3) var(--sp-5);
  z-index: 10000; font-weight: 600;
}
.skip-link:focus { top: 0; }

/* Page shell — bílé karty plovoucí na navy stránce */
.page-shell {
  max-width: var(--container-w);
  margin: 0 auto;
  padding: var(--sp-4);
  display: flex; flex-direction: column;
  gap: var(--sp-5);
}
.page-shell > main { display: flex; flex-direction: column; gap: var(--sp-5); }

/* Auto-rounded: jen sekce s "card" charakterem mají border-radius + shadow.
   Běžná section--white je transparent (sedí na bílém canvas pozadí body). */
.page-shell > main > .hero,
.page-shell > main > .page-hero,
.page-shell > main > .section-card,
.page-shell > main > .section-card--navy,
.page-shell > main > .mega-cta {
  border-radius: var(--r-3xl);
  overflow: hidden;
  box-shadow: var(--sh-md);
  position: relative;
}

.page-shell > main > .hero {
  background: linear-gradient(135deg, var(--navy-800) 0%, var(--navy-900) 60%, var(--navy-700) 100%);
  color: #fff;
}
.page-shell > main > .mega-cta {
  background:
    radial-gradient(ellipse at center top, rgba(245,197,24,0.18), transparent 55%),
    linear-gradient(180deg, var(--navy-800) 0%, var(--navy-900) 100%);
}
.page-shell > main > .page-hero {
  background:
    radial-gradient(circle at 90% 30%, rgba(245,197,24,0.12), transparent 55%),
    linear-gradient(135deg, var(--navy-800) 0%, var(--navy-900) 60%, var(--navy-700) 100%);
}
.page-shell > main > .section-card--navy {
  background: linear-gradient(135deg, var(--navy-800) 0%, var(--navy-900) 100%);
  color: #fff;
}

/* Bílé sekce jsou transparent — sedí na světlém body canvas */
.page-shell > main > section.section--white {
  background: transparent;
  border-radius: 0;
  box-shadow: none;
}
/* Sekce, které jsou samy <section class="section-card">, mají bílou kartu */
.page-shell > main > .section-card:not(.section-card--navy):not(.section-card--gray) {
  background: #fff;
}
.page-shell > main > .section-card--gray {
  background: var(--gray-50);
}

.section-card {
  background: #fff;
  border-radius: var(--r-3xl);
  overflow: hidden;
  box-shadow: var(--sh-md);
  position: relative;
}
.section-card--navy {
  background: linear-gradient(135deg, var(--navy-800) 0%, var(--navy-900) 100%);
  color: #fff;
  position: relative;
}
.section-card--navy::before {
  content: '';
  position: absolute; inset: 0;
  background-image: radial-gradient(circle at 1px 1px, rgba(255,255,255,0.06) 1px, transparent 0);
  background-size: 24px 24px;
  pointer-events: none;
  border-radius: inherit;
}
.section-card--navy > * { position: relative; z-index: 1; }

.section-card--gray { background: var(--gray-50); }

.section-padded { padding: clamp(2rem, 5vw, 3.5rem) clamp(1.25rem, 4vw, 3rem); }
.section-padded-lg { padding: clamp(2.5rem, 6vw, 4.5rem) clamp(1.25rem, 4vw, 3rem); }

.container {
  width: 100%;
  max-width: var(--container-w);
  margin: 0 auto;
  padding-left: var(--sp-5);
  padding-right: var(--sp-5);
}
.container--narrow { max-width: var(--container-narrow); }

/* Eyebrow */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: var(--fz-xs);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--navy-700);
  background: var(--gray-100);
  padding: 6px 12px;
  border-radius: var(--r-full);
}
.section-card--navy .eyebrow { color: var(--yellow-500); background: rgba(245,197,24,0.1); }
.eyebrow--green { color: var(--pastel-green-fg); background: var(--pastel-green); }

/* Typography */
.h1, h1 { font-size: var(--fz-hero); font-weight: 900; }
.h2, h2 { font-size: clamp(1.875rem, 3.5vw, 2.75rem); margin-bottom: var(--sp-6); font-weight: 800; }
.h3, h3 { font-size: var(--fz-xl); margin-bottom: var(--sp-4); }
.h4, h4 { font-size: var(--fz-lg); margin-bottom: var(--sp-3); }

.lead {
  font-size: var(--fz-md);
  line-height: var(--lh-loose);
  color: var(--gray-700);
  max-width: 65ch;
}
.section-card--navy .lead, .section-card--navy p { color: rgba(255,255,255,0.85); }
.section-card--navy h1, .section-card--navy h2, .section-card--navy h3 { color: #fff; }

.text-yellow { color: var(--yellow-500); }
.text-navy { color: var(--navy-900); }
.text-muted { color: var(--color-text-muted); }
.text-center { text-align: center; }

.h-accent { color: var(--yellow-500); }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  padding: var(--sp-4) var(--sp-7);
  border-radius: var(--r-md);
  font-weight: 700;
  font-size: var(--fz-base);
  line-height: 1;
  text-decoration: none;
  border: 2px solid transparent;
  transition: background var(--t-base), border-color var(--t-base), color var(--t-base), box-shadow var(--t-base);
  min-height: 48px;
  white-space: nowrap;
}
.btn:focus-visible { outline: 3px solid var(--yellow-400); outline-offset: 2px; }

.btn--primary {
  background: var(--yellow-500);
  color: var(--navy-900);
  box-shadow: var(--sh-yellow);
}
.btn--primary:hover { background: var(--yellow-400); color: var(--navy-900); transform: translateY(-1px); }

.btn--phone {
  padding: var(--sp-5) var(--sp-8);
  min-height: 60px;
  font-size: var(--fz-md);
  border-radius: var(--r-lg);
}

.btn--navy {
  background: var(--navy-900);
  color: #fff;
}
.btn--navy:hover { background: var(--navy-800); color: #fff; }

.btn--ghost-light {
  background: rgba(255,255,255,0.05);
  color: #fff;
  border-color: rgba(255,255,255,0.18);
}
.btn--ghost-light:hover { background: rgba(255,255,255,0.12); border-color: rgba(255,255,255,0.32); color: #fff; }

.btn--ghost-dark {
  background: transparent;
  color: var(--navy-900);
  border-color: var(--navy-900);
}
.btn--ghost-dark:hover { background: var(--navy-900); color: #fff; }

.btn--white {
  background: #fff;
  color: var(--navy-900);
  border: 2px solid var(--gray-200);
}
.btn--white:hover { border-color: var(--navy-900); }

.btn--block { width: 100%; }
.btn--lg { padding: var(--sp-5) var(--sp-10); font-size: var(--fz-md); min-height: 56px; }

/* Status pill */
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-3) var(--sp-5);
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--r-full);
  font-size: var(--fz-sm);
  font-weight: 700;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.status-pill .dot {
  width: 8px; height: 8px;
  background: var(--green-500);
  border-radius: var(--r-full);
  flex-shrink: 0;
  box-shadow: 0 0 0 3px rgba(34,197,94,0.2);
}

/* Cards */
.card {
  background: #fff;
  border-radius: var(--r-xl);
  padding: var(--sp-7);
  border: 1px solid var(--gray-100);
}
.card--navy { background: var(--navy-800); color: #fff; border-color: var(--navy-700); }
.card--yellow { background: var(--yellow-100); border-color: var(--yellow-300); }

/* Grid helpers */
.grid { display: grid; gap: var(--sp-6); }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
.grid--auto { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }

@media (max-width: 980px) {
  .grid--3, .grid--4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; }
}

/* Utility */
.flex { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: var(--sp-2); } .gap-3 { gap: var(--sp-3); } .gap-4 { gap: var(--sp-4); }
.gap-6 { gap: var(--sp-6); } .gap-8 { gap: var(--sp-8); }

.mt-2 { margin-top: var(--sp-2); } .mt-4 { margin-top: var(--sp-4); }