*{
margin:0;
padding:0;
box-sizing:border-box;
font-family:'Inter',sans-serif;
}

body{
background:#050505;
color:#fff;
overflow-x:hidden;
}

nav{
position:fixed;
top:0;
width:100%;
padding:5px 10%;
display:flex;
justify-content:space-between;
align-items:center;
background:rgba(0,0,0,0.4);
backdrop-filter:blur(10px);
border-bottom:1px solid #222;
z-index:1000;
}

.logo img{
height:90px;
width:auto;
transform:scale(1.8);
transform-origin:left center;
overflow:visible;
}

nav a{
color:white;
text-decoration:none;
margin-left:20px;
}

.hero{
min-height:850px;
display:flex;
flex-direction:column;
justify-content:center;
align-items:center;
text-align:center;
padding:120px 20px 60px;
position:relative;
}

.hero img{
max-width:600px;
width:90%;
}

.hero h2{
margin-top:20px;
font-size:40px;
}

.hero p{
max-width:800px;
margin-top:20px;
color:#bbb;
line-height:1.8;
}

.btn{
display:inline-block;
margin-top:30px;
padding:15px 35px;
background:white;
color:black;
text-decoration:none;
border-radius:50px;
font-weight:bold;
}

.section{
padding:70px 10%;
}

.cards{
display:grid;
grid-template-columns:repeat(2,1fr);
gap:30px;
margin-top:40px;
min-height:140px;
}

.card{
background:rgba(15,15,15,0.65);
backdrop-filter:blur(15px);
-webkit-backdrop-filter:blur(15px);
padding:30px;
border-radius:20px;
border:1px solid rgba(0,140,255,0.25);
transition:0.3s;
}

.card:hover{
transform:translateY(-10px);
box-shadow:
0 0 20px rgba(0,140,255,0.25),
0 0 50px rgba(0,140,255,0.15);
}

.gallery{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(300px,1fr));
gap:25px;
margin-top:40px;
}

.gallery img{
width:100%;
height:600px;
object-fit:cover;
border-radius:20px;
}

.gallery img:hover{
transform:scale(1.04);
box-shadow:
0 0 25px rgba(0,140,255,.4),
0 0 60px rgba(0,140,255,.2);
}

footer{
padding:40px;
text-align:center;
border-top:1px solid #222;
}
  body::before{
content:'';
position:fixed;
top:0;
left:0;
width:100%;
height:100%;
background:
radial-gradient(circle at 15% 15%, rgba(0,140,255,0.18), transparent 30%),
radial-gradient(circle at 85% 20%, rgba(0,140,255,0.12), transparent 30%),
radial-gradient(circle at 50% 90%, rgba(0,140,255,0.10), transparent 35%);
pointer-events:none;
z-index:-1;
}

  .hero-gallery{
display:flex;
justify-content:center;
align-items:center;
gap:30px;
flex-wrap:wrap;
margin-top:40px;
margin-bottom:40px;
}

.hero-gallery img{
width:220px;
height:220px;
object-fit:cover;
border-radius:25px;
border:1px solid rgba(0,140,255,0.4);
transition:0.4s;
}

.hero-gallery img:nth-child(1){
transform:rotate(-8deg);
}

.hero-gallery img:nth-child(2){
transform:rotate(6deg);
}

.hero-gallery img:nth-child(3){
transform:rotate(8deg);
}

.hero-gallery img:nth-child(4){
transform:rotate(-6deg);
}

.hero-gallery img:hover{
transform:scale(1.08);
box-shadow:
0 0 20px rgba(0,140,255,0.4),
0 0 50px rgba(0,140,255,0.25);
}

.stats{
display:flex;
gap:60px;
margin-top:40px;
justify-content:center;
}

.stats h3{
font-size:40px;
color:#008cff;
}

.stats p{
color:#aaa;
}
@media (max-width: 768px){
  
nav{
padding:10px 20px;
height:60px;
}

.logo img{
height:70px;
}

nav a{
font-size:14px;
margin-left:10px;
}

.hero{
min-height:100vh;
height:auto;
padding-top:100px;
padding-bottom:60px;
}

.hero img{
max-width:90%;
}

.hero h2{
font-size:28px;
}

.hero p{
font-size:16px;
padding:0 15px;
}

.hero-gallery{
gap:15px;
}

.hero-gallery img{
width:140px;
height:140px;
}

.cards{
grid-template-columns:1fr;
}

.gallery{
grid-template-columns:1fr;
}

.gallery img{
height:auto;
}

.stats{
flex-direction:column;
gap:20px;
}
}
.before-after{
    position:relative;
    max-width:900px;
    margin:50px auto;
    overflow:hidden;
    border-radius:25px;
    border:1px solid rgba(0,140,255,.3);
}

.before-after{
position:relative;
max-width:900px;
height:900px;
margin:50px auto;
overflow:hidden;
border-radius:25px;
border:1px solid rgba(0,140,255,.3);
}

.base-img{
position:absolute;
top:0;
left:0;
width:100%;
height:100%;
object-fit:contain;
}

.after{
position:absolute;
top:0;
left:0;
width:50%;
height:100%;
overflow:hidden;
}

.after img{
position:absolute;
top:0;
left:0;
width:900px;
height:900px;
object-fit:contain;
}

.slider-line{
position:absolute;
top:0;
left:50%;
width:3px;
height:100%;
background:#00aaff;
box-shadow:
0 0 10px #00aaff,
0 0 20px #00aaff,
0 0 40px #00aaff;
z-index:5;
}

#slider{
position:absolute;
top:0;
left:0;
width:100%;
height:100%;
opacity:0;
cursor:ew-resize;
z-index:10;
}

.steps{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
gap:25px;
margin-top:40px;
}

.step{
background:rgba(15,15,15,.65);
padding:25px;
border-radius:20px;
border:1px solid rgba(0,140,255,.25);
text-align:center;
transition:.3s;
}

.step:hover{
transform:translateY(-10px);
box-shadow:0 0 30px rgba(0,140,255,.3);
}

.step span{
display:flex;
align-items:center;
justify-content:center;
width:60px;
height:60px;
margin:auto;
margin-bottom:15px;
border-radius:50%;
background:#008cff;
font-size:24px;
font-weight:bold;
}

.fade{
opacity:0;
transform:translateY(40px);
transition:all .8s ease;
}

.fade.show{
opacity:1;
transform:translateY(0);
}

.btn-special{
background:#008cff;
color:white;
animation:pulse 2s infinite;
}

@keyframes pulse{

0%{
box-shadow:0 0 0 rgba(0,140,255,.8);
}

50%{
box-shadow:
0 0 20px rgba(0,140,255,.8),
0 0 40px rgba(0,140,255,.5);
}

100%{
box-shadow:0 0 0 rgba(0,140,255,.8);
}

}

.results{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
gap:25px;
margin-top:40px;
}

.result-card{
background:rgba(15,15,15,.65);
padding:30px;
border-radius:20px;
border:1px solid rgba(0,140,255,.25);
text-align:center;
transition:.3s;
}

.result-card:hover{
transform:translateY(-10px);
box-shadow:
0 0 25px rgba(0,140,255,.3),
0 0 50px rgba(0,140,255,.15);
}

.temp{
font-size:56px;
font-weight:800;
margin:15px 0;
}

.before-temp{
color:#ff5757;
}

.after-temp{
color:#00d26a;
}

.improvement{
color:#008cff;
}

.result-card p{
color:#aaa;
line-height:1.6;
}

.label-before{
position:absolute;
top:20px;
left:20px;
background:#ff4444;
color:white;
padding:10px 18px;
border-radius:12px;
font-weight:700;
z-index:20;
box-shadow:0 0 15px rgba(255,68,68,.5);
}

.label-after{
position:absolute;
top:20px;
right:20px;
background:#00c853;
color:white;
padding:10px 18px;
border-radius:12px;
font-weight:700;
z-index:20;
box-shadow:0 0 15px rgba(0,200,83,.5);
}

.results{
display:flex;
justify-content:center;
gap:25px;
margin-top:40px;
flex-wrap:wrap;
}

.result-card{
background:rgba(15,15,15,.7);
border:1px solid rgba(0,140,255,.3);
border-radius:20px;
padding:25px;
min-width:220px;
text-align:center;
backdrop-filter:blur(15px);
}

.temp{
font-size:42px;
font-weight:800;
color:#008cff;
margin-top:10px;
}

.label-left{
position:absolute;
top:20px;
left:20px;
background:red;
color:white;
padding:10px 18px;
border-radius:12px;
font-weight:700;
z-index:20;
}

.label-right{
position:absolute;
top:20px;
right:20px;
background:mediumseagreen;
color:white;
padding:10px 18px;
border-radius:12px;
font-weight:700;
z-index:20;
}

.logo a{
display:inline-block;
}

.logo img{
cursor:pointer;
transition:.10s;
}

.logo img:hover{
transform:scale(1.5);
}

.hero::before{
content:'';
position:absolute;

width:700px;
height:700px;

background:#008cff;

border-radius:50%;

filter:blur(250px);

opacity:.12;

z-index:-1;
}
body::before{
content:'';
position:fixed;
inset:0;

background-image:
url("https://www.transparenttextures.com/patterns/hexellence.png");

opacity:.08;

pointer-events:none;
z-index:-1;
}

body::before{
content:'';
position:fixed;
inset:0;

background:
linear-gradient(
120deg,
transparent 0%,
rgba(0,140,255,.06) 25%,
transparent 50%,
rgba(0,140,255,.04) 75%,
transparent 100%
);

background-size:600px 600px;

animation:moveLight 13s linear infinite;

pointer-events:none;
z-index:-1;
}

@keyframes moveLight{
from{
background-position:0 0;
}
to{
background-position:600px 600px;
}
}

/* =========================
   OBJEDNAVKOVY FORMULAR
========================= */

.contact-form-section{
    max-width:1100px;
    margin:0 auto;
    padding-top:80px;
    padding-bottom:100px;
}

.form-subtitle{
    text-align:center;
    color:#999;
    font-size:18px;
    margin-top:15px;
    margin-bottom:40px;
}

.service-form{
    max-width:850px;
    margin:0 auto;
    padding:45px;

    background:rgba(15,15,15,.75);

    border:1px solid rgba(0,140,255,.35);
    border-radius:25px;

    backdrop-filter:blur(20px);
    -webkit-backdrop-filter:blur(20px);

    box-shadow:
        0 0 30px rgba(0,140,255,.08),
        inset 0 0 30px rgba(0,140,255,.03);
}

.form-row{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:25px;
}

.form-group{
    margin-bottom:28px;
}

.form-group label{
    display:block;
    margin-bottom:10px;

    font-size:15px;
    font-weight:600;
    color:#fff;
}

/* INPUTY */

.form-group input[type="text"],
.form-group input[type="tel"],
.form-group select,
.form-group textarea{

    width:100%;

    padding:16px 18px;

    background:#090909;
    color:white;

    border:1px solid rgba(0,140,255,.25);
    border-radius:14px;

    font-size:16px;

    outline:none;

    transition:.3s;
}

.form-group input::placeholder,
.form-group textarea::placeholder{
    color:#666;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus{

    border-color:#008cff;

    box-shadow:
        0 0 0 3px rgba(0,140,255,.08),
        0 0 20px rgba(0,140,255,.15);
}

.form-group textarea{
    min-height:130px;
    resize:vertical;
}

/* MOZNOSTI */

.options{
    display:flex;
    gap:15px;
    flex-wrap:wrap;
}

.option{
    cursor:pointer;
    flex:1;
    min-width:180px;
}

.option input{
    display:none;
}

.option span{

    display:flex;
    align-items:center;
    justify-content:center;

    min-height:60px;

    padding:15px 20px;

    background:#090909;

    border:1px solid rgba(0,140,255,.25);
    border-radius:14px;

    color:#ddd;

    font-weight:600;

    transition:.3s;
}

.option span:hover{
    border-color:rgba(0,140,255,.7);
    transform:translateY(-2px);
}

/* VYBRANA MOZnost */

.option input:checked + span{

    background:rgba(0,140,255,.12);

    border-color:#008cff;

    color:white;

    box-shadow:
        0 0 20px rgba(0,140,255,.18),
        inset 0 0 20px rgba(0,140,255,.05);

    transform:translateY(-2px);
}

/* SELECT */

.form-group select{
    appearance:auto;
    cursor:pointer;
}

/* TLACIDLO */

.form-submit{

    width:100%;

    padding:18px 25px;

    border:none;
    border-radius:50px;

    background:#008cff;
    color:white;

    font-size:17px;
    font-weight:700;

    cursor:pointer;

    transition:.3s;

    box-shadow:
        0 0 20px rgba(0,140,255,.25);
}

.form-submit:hover{

    transform:translateY(-3px);

    box-shadow:
        0 0 25px rgba(0,140,255,.7),
        0 0 60px rgba(0,140,255,.25);
}

/* ANIMACIA */

.service-form{
    animation:formAppear .8s ease;
}

@keyframes formAppear{

    from{
        opacity:0;
        transform:translateY(30px);
    }

    to{
        opacity:1;
        transform:translateY(0);
    }

}

/* MOBIL */

@media(max-width:700px){

    .contact-form-section{
        padding-left:20px;
        padding-right:20px;
    }

    .service-form{
        padding:25px;
    }

    .form-row{
        grid-template-columns:1fr;
        gap:0;
    }

    .options{
        flex-direction:column;
    }

    .option{
        width:100%;
    }

}