body{
    margin:0;
    font-family:Arial, Helvetica, sans-serif;
    overflow-x:hidden;
    box-sizing:border-box;
}

*,
*::before,
*::after{
    box-sizing:inherit;
}

.logo{
    width:204px;
    position:absolute;
    top:0;
    left:0;
    z-index:10;
    cursor:pointer;
    transition:0.3s;
    filter:drop-shadow(0 0 5px rgba(0,0,0,0.5));
}

.logo:hover{
    transform:scale(1.05);
    filter:brightness(1.2);
}

.hornipruh{
    position:absolute;
    top:0;
    left:200px;
    width:calc(100% - 200px);
    height:115px;
    background-color:black;
    z-index:5;
}

.sedypruh{
    width:100%;
    height:35px;
    background-color:#444;
    color:white;
    display:flex;
    align-items:center;
    justify-content:space-between;
    padding:0 30px;
    font-size:14px;
    font-weight:bold;
}

.sedypruh a{
    color:white;
    text-decoration:none;
    font-weight:bold;
}

.kontakt{
    display:flex;
    align-items:center;
    gap:40px;
}

.kontakt a{
    color:white;
    text-decoration:none;
    font-weight:bold;
}

.social{
    display:flex;
    align-items:center;
    gap:20px;
    margin-right:20px;
}

.social a{
    width:30px;
    height:30px;
    border:2px solid white;
    display:flex;
    align-items:center;
    justify-content:center;
    color:white;
    text-decoration:none;
    transition:0.3s;
}

.social a:hover{
    background:#ff2a2a;
    border-color:#ff2a2a;
}

.menu{
    display:flex;
    align-items:center;
    gap:70px;
    height:80px;
    padding-left:40px;
}

.menu a{
    color:white;
    text-decoration:none;
    font-size:22px;
    font-weight:700;
    letter-spacing:1px;
    padding:0 20px;
    height:80px;
    display:flex;
    align-items:center;
    justify-content:center;
    transition:0.3s;
}

.menu a:hover,
.menu a.aktivni{
    background-color:#ff2a2a;
    color:white;
}

.interier-stranka{
    background-image:url("images/2.jpg");
    background-size:cover;
    background-position:center;
    background-attachment:fixed;
    background-repeat:no-repeat;
    min-height:100vh;
    position:relative;
}

.interier-stranka::before{
    content:"";
    position:fixed;
    inset:0;
    background:rgba(0,0,0,0.45);
    z-index:-1;
}

.obsah{
    padding:160px 8% 80px 8%;
    color:white;
}

.obsah h1{
    text-align:center;
    font-size:52px;
    margin:0 0 15px 0;
    text-transform:uppercase;
}

.uvod{
    text-align:center;
    font-size:20px;
    max-width:800px;
    margin:0 auto 50px auto;
    line-height:1.6;
}

.sekce{
    margin-top:40px;
}

.cenik-grid{
    display:grid;
    grid-template-columns:repeat(3, 1fr);
    gap:30px;
    max-width:1400px;
    margin:0 auto;
}

.cenik-karta{
    background:rgba(0,0,0,0.72);
    border:1px solid rgba(255,255,255,0.15);
    border-top:4px solid #ff2a2a;
    border-radius:12px;
    padding:30px;
    box-shadow:0 8px 25px rgba(0,0,0,0.35);
    transition:0.3s;
    min-height:420px;
    display:flex;
    flex-direction:column;
}

.cenik-karta:hover{
    transform:translateY(-8px);
    box-shadow:0 14px 35px rgba(0,0,0,0.45);
}

.cenik-karta h3{
    font-size:28px;
    margin:0 0 15px 0;
    line-height:1.3;
}

.cenik-karta h3 span{
    font-size:20px;
    font-weight:normal;
}

.cena{
    font-size:34px;
    font-weight:bold;
    color:#ff2a2a;
    margin-bottom:25px;
}

.cenik-karta ul{
    list-style:none;
    padding:0;
    margin:0;
}

.cenik-karta li{
    font-size:18px;
    line-height:1.7;
    margin-bottom:12px;
    padding-left:24px;
    position:relative;
}

.cenik-karta li::before{
    content:"✔";
    position:absolute;
    left:0;
    top:0;
    color:#ff2a2a;
    font-weight:bold;
}

.poznamka{
    text-align:center;
    margin-top:35px;
    font-size:17px;
    color:#ddd;
    line-height:1.6;
}

.cta{
    text-align:center;
    margin-top:50px;
}

.cta a{
    display:inline-block;
    background:#ff2a2a;
    color:white;
    text-decoration:none;
    padding:16px 36px;
    font-size:18px;
    font-weight:bold;
    border-radius:6px;
    transition:0.3s;
}

.cta a:hover{
    background:#cc0000;
    transform:scale(1.05);
}

.footer{
    background:#000;
    color:white;
    text-align:center;
    padding:60px 20px;
    font-size:16px;
    line-height:1.8;
    border-top:1px solid #333;
}

.footer a{
    color:#ff2a2a;
    text-decoration:none;
    font-weight:bold;
}

.footer a:hover{
    text-decoration:underline;
}

@media (max-width:1024px){

    .logo{
        width:160px;
    }

    .hornipruh{
        left:160px;
        width:calc(100% - 160px);
        height:auto;
        min-height:115px;
    }

    .menu{
        gap:30px;
        padding-left:20px;
        padding-right:20px;
        flex-wrap:wrap;
        height:auto;
        min-height:80px;
    }

    .menu a{
        font-size:18px;
        height:60px;
        padding:0 12px;
    }

    .obsah{
        padding:150px 30px 70px 30px;
    }

    .obsah h1{
        font-size:42px;
    }

    .cenik-grid{
        grid-template-columns:repeat(2, 1fr);
    }

    .cenik-karta{
        min-height:auto;
    }
}

@media (max-width:768px){

    .logo{
        position:relative;
        display:block;
        width:140px;
        margin:0 auto;
        left:auto;
        top:auto;
        padding:10px 0;
    }

    .hornipruh{
        position:relative;
        left:auto;
        top:auto;
        width:100%;
        height:auto;
        min-height:auto;
    }

    .sedypruh{
        flex-direction:column;
        align-items:center;
        justify-content:center;
        gap:12px;
        height:auto;
        padding:12px 15px;
        text-align:center;
        font-size:13px;
    }

    .kontakt{
        flex-direction:column;
        gap:8px;
        text-align:center;
    }

    .kontakt a{
        word-break:break-word;
    }

    .social{
        margin-right:0;
        justify-content:center;
    }

    .menu{
        justify-content:center;
        gap:0;
        padding:0;
        height:auto;
        width:100%;
    }

    .menu a{
        width:50%;
        justify-content:center;
        font-size:17px;
        height:55px;
        padding:0;
        border-top:1px solid rgba(255,255,255,0.08);
        box-sizing:border-box;
    }

    .interier-stranka{
        background-attachment:scroll;
    }

    .obsah{
        padding:40px 20px 60px 20px;
    }

    .obsah h1{
        font-size:34px;
        line-height:1.2;
    }

    .uvod{
        font-size:18px;
        margin-bottom:35px;
    }

    .cenik-grid{
        grid-template-columns:1fr;
        gap:20px;
    }

    .cenik-karta{
        min-height:auto;
        padding:24px 20px;
    }

    .cenik-karta h3{
        font-size:24px;
    }

    .cenik-karta h3 span{
        font-size:17px;
    }

    .cena{
        font-size:30px;
        margin-bottom:20px;
    }

    .cenik-karta li{
        font-size:16px;
        line-height:1.6;
    }

    .poznamka{
        font-size:15px;
        margin-top:22px;
    }

    .cta{
        margin-top:40px;
    }

    .cta a{
        font-size:17px;
        padding:14px 26px;
        max-width:100%;
        box-sizing:border-box;
    }

    .footer{
        padding:30px 20px;
        font-size:15px;
        line-height:1.7;
    }
}

@media (max-width:480px){

    .menu a{
        width:100%;
    }

    .obsah h1{
        font-size:28px;
    }

    .uvod{
        font-size:16px;
    }

    .cenik-karta h3{
        font-size:22px;
    }

    .cena{
        font-size:28px;
    }

    .cta a{
        width:100%;
        max-width:280px;
        text-align:center;
    }
}