/* =========================
        ZÁKLADNÍ STYLY PRO WEB
        ========================= */
        body {
            font-family: 'Inter', sans-serif;
            margin: 0;
            padding: 0;
            background-color: #f8f9fa;
            color: #2c3e50;
            line-height: 1.6;
        }

        /* =========================
        HLAVIČKA A NAVIGACE
        ========================= */
        header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 30px;
            background: rgba(0,0,0,0.4);
            backdrop-filter: blur(2px);
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            transition: transform 0.7s ease;
        }

        header .logo img {
            height: 50px;
            margin-left: 20px;
        }

        .logo img:hover {
            transform: scale(1.05);
        }

        nav.navigace {
            display: flex;
            gap: 40px;
            align-items: center;
            font-size: 20px;
            padding-right: 100px;
            z-index: 1010;
        }

        nav.navigace a {
            color: white;
            text-decoration: none;
            font-weight: 600;
            transition: color 0.3s;
        }

        nav.navigace a:hover {
            transform: scale(1.05);
        }

        /* Hamburger ikona */
        .hamburger {
            position: relative;
            z-index: 1100; /* nad navigací */
            width: 30px;
            height: 24px; /* výška kontejneru */
            display: none;
            flex-direction: column;
            justify-content: space-between;
            cursor: pointer;
        }

        .hamburger span {
            display: block;
            height: 3px;
            width: 30px;
            background: white;
            border-radius: 2px;
            transition: all 0.4s ease;
            transform-origin: center center;
        }

        /* Aktivní stav hamburgeru - změna na křížek */
        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg);
            position: absolute;
        }

        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg);
            position: absolute;
        }

        /* Aktivní odkaz v navigaci */
        .navigace a.active {
            color: #4CAF50;
            font-weight: bold;
            border-bottom: 2px solid #4CAF50;
        }

        /* =========================
        HLAVNÍ OBSAH ČLÁNKU
        ========================= */
        .container {
            max-width: 900px; /* širší pro čtení */
            margin: 100px auto 40px;
            padding: 0 20px;
        }

        .clanek {
            max-width: 100%;
            margin: 0 auto;
            padding: 30px;
            border-radius: 8px;
            background: #fff;
            box-shadow: 0 4px 10px rgba(0,0,0,0.1);
            line-height: 1.8;
            font-size: 1.15em;
        }

        .clanek h1 {
            margin-top: 0;
            font-size: 2.8em;
            margin-bottom: 15px;
            text-align: center;
        }

        .clanek h2 {
            font-size: 2em;
            margin-top: 25px;
            margin-bottom: 10px;
            color: #2c3e50;
        }

        .clanek .meta {
            font-size: 0.9em;
            color: gray;
            margin-bottom: 25px;
        }

        .clanek p {
            margin-bottom: 20px;
        }

        .clanek img {
            max-width: 600px;
            max-height: 400px;
            width: 100%;
            height: auto;
            display: block;
            border-radius: 5px;
            box-shadow: 0 2px 8px rgba(0,0,0,0.08);
            margin: 25px auto;
        }

        .clanek figure {
            text-align: center;
            margin: 25px auto;
        }

        .clanek figcaption {
            font-size: 0.9em;
            color: #555;
            margin-top: 8px;
            font-style: italic;
        }

        .clanek ul, .clanek ol {
            margin: 15px 0 20px 40px;
        }

        .clanek ul li, .clanek ol li {
            margin-bottom: 10px;
        }

        table {
            border-collapse: collapse;
            width: 100%;
        }
        table th, table td {
            border: 1px solid #ccc;
            padding: 8px;
        }
        table th {
            background-color: #f2f2f2;
        }

        /*ODKAZ NA DALŠÍ ČLÁNKY*/
        .related-articles {
            margin-top: 40px;
            padding: 25px 30px;
            background-color: #fdfdfd;
            border-radius: 12px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            transition: transform 0.3s ease;
        }

        .related-articles:hover {
            transform: translateY(-3px);
        }

        .related-articles h2 {
            margin-top: 0;
            color: #1d3557;
            margin-bottom: 15px;
            text-align: center;
            font-size: 35px;
        }

        .related-articles ul {
            display: grid;
            grid-template-columns: repeat(3, 1fr); /* maximálně 3 vedle sebe */
            gap: 20px; /* mezera mezi články */
            padding: 0;
            margin: 0;
            list-style: none;
            text-align: center;
        }

        .related-articles li {
            background: #f1f1f1;
            padding: 15px;
            border-radius: 8px;
            box-shadow: 0 2px 6px rgba(0,0,0,0.1);
            transition: transform 0.2s ease;
        }

        .related-articles li:hover {
            transform: translateY(-3px);
        }

        .related-articles a {
            text-decoration: none;
            color: #1d3557;
            font-weight: 600;
        }

        /* Varianty podle kategorie článku */
        body[data-category="cestovani"] .related-articles h2 {
            color: #1d3557;
        }

        body[data-category="fitness"] .related-articles h2 {
            color: #1b5e20;
        }

        body[data-category="zdrava_strava"] .related-articles h2 {
            color: #ff6f00;
        }

        /* =========================
        FOOTER
        ========================= */
        footer {
            background: #2c2c2c;
            color: white;
            text-align: center; 
            padding: 10px;
        }

        /* =========================
        RESPONZIVNÍ DESIGN
        ========================= */
        @media (max-width: 768px) {
            nav.navigace {
                position: absolute;
                top: 60px;
                right: 80px;
                background: rgba(0,0,0,0.9);
                flex-direction: column;
                gap: 10px;
                padding: 10px 20px;
                border-radius: 8px;
                opacity: 0;
                transform: translateX(20px);
                pointer-events: none;
                transition: opacity 0.3s ease, transform 0.3s ease;
            }

            nav.navigace a {
                color: white;
            }

            nav.navigace.active {
                opacity: 1;
                transform: translateX(0);
                pointer-events: auto;
            }

            .hamburger {
                display: flex;
                position: absolute;
                padding-right: 100px;
                z-index: 1100;
                flex-direction: column;
                justify-content: space-between;
                width: 30px;
                height: 24px;
                cursor: pointer;
                right: 0;
            }

            .container {
                margin: 20px auto;
                padding: 0 15px;
            }

            .clanek {
                font-size: 1em;
                padding: 20px;
            }

            .clanek h1 {
                font-size: 2em;
            }

            .clanek h2 {
                font-size: 1.5em;
            }
            .clanek img {
                max-width: 400px;     /* menší než celá šířka textu */
                max-height: 200px;  /* nižší obrázky na mobilech */
            }
            table {
                display: block;
                overflow-x: auto;
            }

            .related-articles ul {
                grid-template-columns: 1fr; /* jen jeden sloupec */
            }
        }
        
        /*COOKIES A PRIVACY POLICY*/
        .privacy-policy {
            max-width: 800px;
            margin: 100px auto 40px; /* odsazení od hlavičky */
            padding: 0 20px;
            background: white;
            border-radius: 12px;
            box-shadow: 0 6px 15px rgba(0,0,0,0.08);
            padding: 30px;
        }
        #cookie-banner {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: #222;
            color: #fff;
            padding: 15px;
            text-align: center;
            z-index: 1000;
        }

        #cookie-banner button {
            background: #f4f4f4;
            color: #222;
            border: none;
            padding: 5px 10px;
            margin-left: 10px;
            cursor: pointer;
        }
        #cookie-banner button {
            padding: 5px 12px;
            margin-left: 10px;
            border: none;
            cursor: pointer;
            border-radius: 4px;
            font-weight: 600;
        }

        #accept-cookies {
            background-color: #4CAF50;
            color: white;
        }

        #decline-cookies {
            background-color: #f44336;
            color: white;
        }

        /* REKLAMNÍ PROSTOR */
        .ad-placeholder {
            width: 100%;
            max-width: 728px; /* typická bannerová velikost */
            margin: 20px auto;
            text-align: center;
        }