/* inter-regular - latin */
@font-face {
  font-display: swap; /* Check https://developer.mozilla.org/en-US/docs/Web/CSS/@font-face/font-display for other options. */
  font-family: 'Inter';
  font-style: normal;
  font-weight: 400;
  src: url('../fonts/inter-v20-latin-regular.woff2') format('woff2'); /* Chrome 36+, Opera 23+, Firefox 39+, Safari 12+, iOS 10+ */
}
/* inter-500 - latin */
@font-face {
  font-display: swap; /* Check https://developer.mozilla.org/en-US/docs/Web/CSS/@font-face/font-display for other options. */
  font-family: 'Inter';
  font-style: normal;
  font-weight: 500;
  src: url('../fonts/inter-v20-latin-500.woff2') format('woff2'); /* Chrome 36+, Opera 23+, Firefox 39+, Safari 12+, iOS 10+ */
}
/* inter-600 - latin */
@font-face {
  font-display: swap; /* Check https://developer.mozilla.org/en-US/docs/Web/CSS/@font-face/font-display for other options. */
  font-family: 'Inter';
  font-style: normal;
  font-weight: 600;
  src: url('../fonts/inter-v20-latin-600.woff2') format('woff2'); /* Chrome 36+, Opera 23+, Firefox 39+, Safari 12+, iOS 10+ */
}
/* inter-800 - latin */
@font-face {
  font-display: swap; /* Check https://developer.mozilla.org/en-US/docs/Web/CSS/@font-face/font-display for other options. */
  font-family: 'Inter';
  font-style: normal;
  font-weight: 800;
  src: url('../fonts/inter-v20-latin-800.woff2') format('woff2'); /* Chrome 36+, Opera 23+, Firefox 39+, Safari 12+, iOS 10+ */
}

/* jetbrains-mono-regular - latin */
@font-face {
  font-display: swap; /* Check https://developer.mozilla.org/en-US/docs/Web/CSS/@font-face/font-display for other options. */
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 400;
  src: url('../fonts/jetbrains-mono-v24-latin-regular.woff2') format('woff2'); /* Chrome 36+, Opera 23+, Firefox 39+, Safari 12+, iOS 10+ */
}
/* jetbrains-mono-600 - latin */
@font-face {
  font-display: swap; /* Check https://developer.mozilla.org/en-US/docs/Web/CSS/@font-face/font-display for other options. */
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 600;
  src: url('../fonts/jetbrains-mono-v24-latin-600.woff2') format('woff2'); /* Chrome 36+, Opera 23+, Firefox 39+, Safari 12+, iOS 10+ */
}
/* jetbrains-mono-700 - latin */
@font-face {
  font-display: swap; /* Check https://developer.mozilla.org/en-US/docs/Web/CSS/@font-face/font-display for other options. */
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 700;
  src: url('../fonts/jetbrains-mono-v24-latin-700.woff2') format('woff2'); /* Chrome 36+, Opera 23+, Firefox 39+, Safari 12+, iOS 10+ */
}



   /* Sdílené CSS proměnné pro konzistentní vzhled */
        :root {
            --bg-color: #050505;
            --text-main: #E0E0E0;
            --text-muted: #888888;
            --accent-color: #007AFF;
            --border-color: #1A1A1A;
            --card-bg: #0A0A0A;
            --font-main: 'Inter', sans-serif;
            --font-mono: 'JetBrains Mono', monospace;
        }

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

        body {
            background-color: var(--bg-color);
            color: var(--text-main);
            font-family: var(--font-main);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            padding: 80px 24px;
        }

        .container {
            max-width: 700px;
            margin: 0 auto;
        }

        h1 {
            color: #FFFFFF;
            font-weight: 800;
            font-size: 2.5rem;
            margin-bottom: 16px;
            letter-spacing: -0.02em;
        }

        a {
            color: var(--text-muted);
            text-decoration: none;
            transition: color 0.3s ease;
        }

        a:hover {
            color: #FFFFFF;
        }

        .mono-text {
            font-family: var(--font-mono);
            font-size: 0.85rem;
            letter-spacing: 0.05em;
        }

        .back-link {
            display: inline-block;
            color: var(--accent-color);
            margin-bottom: 40px;
        }

        .back-link:hover {
            color: #fff;
        }

        /* Styl pro bloky s daty */
        .data-block {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            padding: 40px;
            margin-bottom: 24px;
        }

        .data-row {
            margin-bottom: 24px;
        }

        .data-row:last-child {
            margin-bottom: 0;
        }

        .data-label {
            display: block;
            color: var(--text-muted);
            font-family: var(--font-mono);
            font-size: 0.75rem;
            margin-bottom: 4px;
        }

        .data-value {
            color: #FFFFFF;
            font-size: 1.1rem;
            font-weight: 600;
        }
        
        <style>
        /* CSS PROMĚNNÉ - HIGH-END DARK MODE */
        :root {
            --bg-color: #050505;
            --text-main: #E0E0E0;
            --text-muted: #888888;
            --accent-color: #007AFF;
            --accent-hover: #005bb5;
            --border-color: #1A1A1A;
            --card-bg: #0A0A0A;
            
            --font-main: 'Inter', sans-serif;
            --font-mono: 'JetBrains Mono', monospace;
        }

        /* ZÁKLADNÍ RESET A TYPOGRAFIE */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            background-color: var(--bg-color);
            color: var(--text-main);
            font-family: var(--font-main);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
        }

        h1, h2, h3 {
            color: #FFFFFF;
            font-weight: 800;
            letter-spacing: -0.02em;
        }

        a {
            text-decoration: none;
            color: inherit;
        }

        /* LAYOUT & GRID */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        section {
            padding: 100px 0;
            border-bottom: 1px solid var(--border-color);
        }

        /* KOMPONENTY */
        .btn {
            display: inline-block;
            background: var(--accent-color);
            color: #fff;
            padding: 16px 32px;
            font-weight: 600;
            font-size: 0.95rem;
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .btn:hover {
            background: var(--accent-hover);
            box-shadow: 0 0 15px rgba(0, 122, 255, 0.4);
        }

        .btn-outline {
            background: transparent;
            border: 1px solid var(--border-color);
            color: var(--text-main);
        }

        .btn-outline:hover {
            border-color: var(--text-main);
            background: rgba(255,255,255,0.05);
            box-shadow: none;
        }

        .mono-text {
            font-family: var(--font-mono);
            font-size: 0.8rem;
            color: var(--text-muted);
            letter-spacing: 0.05em;
        }

        /* HLAVNÍ NAVIGACE (STICKY) */
        header {
            position: fixed;
            top: 0;
            width: 100%;
            background: rgba(5, 5, 5, 0.8);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border-color);
            z-index: 1000;
        }

        .nav-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 80px;
        }

        .logo {
            font-weight: 800;
            font-size: 1.2rem;
            letter-spacing: 0.1em;
        }

        .nav-links {
            display: flex;
            gap: 32px;
            align-items: center;
        }

        .nav-links a:not(.btn) {
            font-size: 0.9rem;
            color: var(--text-muted);
            transition: color 0.3s ease;
        }

        .nav-links a:not(.btn):hover {
            color: #FFFFFF;
        }

        /* HERO SEKCE */
       .hero {
            min-height: 100vh;
            display: flex;
            align-items: center;
            padding-top: 80px; /* offset for header */
            position: relative;
            overflow: hidden; /* Zajišťuje, že nic nepřeteče */
            
            /* VÍCEVRSTVÉ POZADÍ V CSS:
               Vrstva 1 (Nejvyšší): Jemný modrý odlesk nahoře pro high-tech feel.
               Vrstva 2 (Střední): Silný tmavý překryv (gradient), aby byl text čitelný.
               Vrstva 3 (Nejnižší): Samotný obrázek kódu.
            */
            background-image: 
                /* 1. Vrstva: Modrý odlesk */
                radial-gradient(circle at 50% 0%, rgba(0, 122, 255, 0.15) 0%, transparent 60%),
                /* 2. Vrstva: Tmavý překryv (nahoře 85% černá, dole 95% černá) */
                linear-gradient(to bottom, rgba(5, 5, 5, 0.85), rgba(5, 5, 5, 0.95)),
                /* 3. Vrstva: Obrázek kódu (zde placeholder) - NAHRAĎ SVÝM SOUBOREM */
                url('https://images.unsplash.com/photo-1605379399642-870262d3d051?q=80&w=1920&auto=format&fit=crop&ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D');
            
            background-size: cover;     /* Obrázek pokryje celou plochu */
            background-position: center center; /* Vycentrování obrázku */
            background-repeat: no-repeat;
            background-attachment: fixed; /* PARALLAX EFEKT - obrázek stojí při scrollování */
        }

        .hero h1 {
            font-size: clamp(2.5rem, 5vw, 4.5rem);
            line-height: 1.1;
            margin-bottom: 24px;
            max-width: 900px;
        }

        .hero p {
            font-size: 1.2rem;
            color: var(--text-muted);
            max-width: 600px;
            margin-bottom: 40px;
        }

        .trust-signal {
            margin-top: 60px;
            display: inline-block;
            padding: 8px 16px;
            background: var(--card-bg);
            border: 1px solid var(--border-color);
        }

        /* SEKCE PROBLÉM & PLÁN (3 SLOUPCE) */
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 40px;
            margin-top: 60px;
        }

        .card {
            background: var(--card-bg);
            padding: 40px;
            border: 1px solid var(--border-color);
            transition: transform 0.3s ease, border-color 0.3s ease;
        }

        .card:hover {
            border-color: #333;
            transform: translateY(-5px);
        }

        .card h3 {
            font-size: 1.2rem;
            margin-bottom: 16px;
        }

        .section-header {
            max-width: 600px;
        }

        .section-header h2 {
            font-size: 2.5rem;
            margin-bottom: 16px;
        }

        /* CASE STUDY (BENTO GRID STYLE) */
        .case-study-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            margin-top: 60px;
            align-items: center;
        }

        .code-window {
            background: #000;
            border: 1px solid var(--border-color);
            padding: 24px;
            font-family: var(--font-mono);
            font-size: 0.9rem;
            color: #4CAF50; /* Zelená pro kód */
        }

        /* KONTAKTNÍ FORMULÁŘ */
        .form-group {
            margin-bottom: 24px;
        }

        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-size: 0.9rem;
            color: var(--text-muted);
        }

        .form-control {
            width: 100%;
            background: transparent;
            border: none;
            border-bottom: 1px solid var(--border-color);
            padding: 12px 0;
            color: #fff;
            font-family: var(--font-main);
            font-size: 1rem;
            transition: border-color 0.3s ease;
        }

        .form-control:focus {
            outline: none;
            border-bottom-color: var(--accent-color);
        }

        .form-wrap {
            background: var(--card-bg);
            padding: 60px;
            border: 1px solid var(--border-color);
            max-width: 900px;
            margin: 60px auto 0;
        }

        /* PATIČKA */
        footer {
            padding: 40px 0;
            text-align: center;
            border-top: 1px solid var(--border-color);
        }
        .pricing-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 32px;
            margin-top: 60px;
        }

        .price-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            padding: 48px 32px;
            position: relative;
            transition: transform 0.3s ease, border-color 0.3s ease;
        }

        .price-card:hover {
            border-color: var(--accent-color);
            transform: translateY(-5px);
        }

        /* Zvýraznění prostředního balíčku */
        .price-card.popular {
            border-color: rgba(0, 122, 255, 0.5);
            background: linear-gradient(180deg, rgba(0,122,255,0.05) 0%, rgba(10,10,10,1) 100%);
        }

        .price-card.popular::before {
            content: 'NEJČASTĚJŠÍ VOLBA';
            position: absolute;
            top: -12px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--accent-color);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 800;
            padding: 4px 12px;
            letter-spacing: 0.05em;
        }

        .price-tier {
            font-size: 1rem;
            color: var(--text-muted);
            margin-bottom: 16px;
            font-family: var(--font-mono);
        }

        .price-amount {
            font-size: 2.5rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 24px;
        }

        .price-amount span {
            font-size: 1rem;
            color: var(--text-muted);
            font-weight: 400;
        }

        .price-features {
            list-style: none;
            margin-bottom: 40px;
        }

        .price-features li {
            margin-bottom: 16px;
            color: var(--text-muted);
            display: flex;
            align-items: flex-start;
        }

        .price-features li::before {
            content: '✓';
            color: var(--accent-color);
            margin-right: 12px;
            font-weight: bold;
        }
        /* Stylování pro Select v Dark Mode */
        select.form-control {
            appearance: none; /* Odstraní výchozí šipku prohlížeče v některých systémech */
            cursor: pointer;
        }
        
        select.form-control option {
            background-color: var(--card-bg); /* Tmavé pozadí pro roletku */
            color: #fff;
            padding: 10px;
        }

        /* RESPONSIVE */
        @media (max-width: 768px) {
            .nav-links a:not(.btn) { display: none; }
            .case-study-wrap { grid-template-columns: 1fr; }
            .form-wrap { padding: 30px; }
            .logo{
            font-size: 0.6rem;
            }
            
            .konzultace{
            font-size: 0.6rem!important;
            }
        }