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

html{
    scroll-behavior:smooth; /* smooth scroll */
}

body{
    background: linear-gradient(135deg,#0f3f3b,#2ea085);
    color:#fff;
    position:relative;
    overflow-x:hidden;
    opacity: 1.20;
}

/* ლოგო background-ში */
body::before{
content:"";
    position:fixed;
    top:0;
    left:50%;
    transform:translateX(-50%);
    width:800px;
    height:100vh;
    background-size:800px;

    opacity:0.9;

    pointer-events:none;

    z-index:-1;   /* 👈 ყველაზე მნიშვნელოვანი */

    mask-image: linear-gradient(to bottom, black 0%, black 40%, transparent 100%);
    -webkit-mask-image: linear-gradient(to bottom, black 0%, black 40%, transparent 100%);
}

header{
    display:flex;
    align-items:center;
    gap:15px;
    padding:20px 60px;
}

.logo{
    width:200px;
}

/* HERO SECTION */

.hero{
    position:relative;
    min-height:100vh;

    background: 
        linear-gradient(to bottom, rgba(15,63,59,0.85), rgba(15,63,59,0.95)),
        url("image/hero-bg.png");

    background-size:cover;
    background-position:center;
    background-repeat:no-repeat;
    position:relative;
    z-index:1;
    display:flex;
    align-items:center;
}


.wrapper{
    width:1100px;
    margin:0 auto;
    display:flex;
    align-items:center;
    justify-content:space-between;
    position:relative;
    z-index:2;   /* ტექსტი და კონტენტი ზემოთ ამოვა */
}

/* ტექსტი მარცხნივ */
.text-side{
    width:550px;
}

/* ღილაკი */
.btn{
    display:inline-block;
    padding:8px 18px;
    background:#ffffff;
    color:#0f3f3b;
    border-radius:20px;
    text-decoration:none;
    margin-bottom:15px;
    font-size:14px;
}

/* ფოტო მარჯვნივ */
.image-side{
    width:400px;
    text-align:right;
}

.image-side img{
    width:350px;
}


h2{
    margin-bottom:15px;
}

.subtitle{
    margin-bottom:25px;
    opacity:0.9;
}

h3{
    margin-top:30px;
    margin-bottom:10px;
}

ul{
    margin-left:20px;
    margin-bottom:15px;
    justify-content: left ;
}

ul li{
    margin-bottom:8px;
}

.usage{
    margin-top:25px;
    padding:20px;
    background:rgba(255,255,255,0.15);
    border-radius:10px;
}

.age{
    color:#ffdede;
    font-weight:bold;
}

.contact-btn{
    margin-top:30px;
    text-align:center;
}

.contact-btn a{
    display:inline-block;
    padding:14px 35px;
    background:#fff;
    color:#0f3f3b;
    border-radius:30px;
    text-decoration:none;
    font-weight:bold;
    transition:0.3s;
}

.contact-btn a:hover{
    background:#0f3f3b;
    color:#fff;
    border:1px solid #fff;
}

/* CONTACT SECTION */

.contact{
    background:#ffffff;
    color:#000;
    padding:80px 20px;
    text-align:center;
}

.contact h2{
    margin-bottom:25px;
}
/* FOOTER */

.footer{
    position:relative;
    background:linear-gradient(135deg,#0c2f2b,#145e53);
    color:#fff;
    padding-top:120px;
}

.wave{
    position:absolute;
    top:-1px;
    left:0;
    width:100%;
    height:120px;
    background:url("data:image/svg+xml,%3Csvg viewBox='0 0 1440 320' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath fill='%230c2f2b' fill-opacity='1' d='M0,160L80,144C160,128,320,96,480,101.3C640,107,800,149,960,165.3C1120,181,1280,171,1360,165.3L1440,160L1440,0L0,0Z'%3E%3C/path%3E%3C/svg%3E");
    background-size:cover;
    background-repeat:no-repeat;
}

.footer-content{
    max-width:1100px;
    margin:auto;
    display:flex;
    justify-content:space-between;
    gap:40px;
    padding:40px 20px;
    flex-wrap:wrap;
}

.footer-left{
    flex:1;
    min-width:250px;
}

.footer-left h2{
    margin-bottom:15px;
}

.footer-right{
    flex:1;
    min-width:250px;
}

.footer-right p{
    margin-bottom:10px;
}

.footer a{
    color:#9ff3e6;
    text-decoration:none;
    transition:0.3s;
}

.footer a:hover{
    color:#ffffff;
}

.copyright{
    text-align:center;
    padding:20px;
    background:#0a2421;
    font-size:14px;
    opacity:0.8;
}

/* ========================= */
/* 📱 PREMIUM MOBILE VERSION */
/* ========================= */

@media (max-width: 768px){

    body{
        overflow-x:hidden;
    }

    .wrapper{
        width:100%;
        padding:30px 20px;
        flex-direction:column;
        align-items:center;
        text-align:center;
    }

    /* ფოტო გადავიტანოთ ზემოთ */
    .image-side{
        order:-1;
        width:100%;
        margin-bottom:25px;
        text-align:center;
    }

    .image-side img{
        width:220px;
    }

    .text-side{
        width:100%;
    }

    h2{
        font-size:22px;
        line-height:1.3;
        margin-bottom:15px;
    }

    .subtitle{
        font-size:15px;
        margin-bottom:20px;
    }

    h3{
        font-size:17px;
        margin-top:25px;
    }

    ul{
        text-align:left;
        padding-left:18px;
    }

    ul li{
        font-size:14px;
        margin-bottom:6px;
    }

    /* დიდი ლამაზი ღილაკი */
    .btn{
        display:block;
        width:100%;
        padding:14px;
        font-size:16px;
        border-radius:30px;
        margin-bottom:25px;
        font-weight:bold;
    }

    header{
        flex-direction:column;
        padding:20px;
        text-align:center;
        background:rgba(0,0,0,0.35);  /* მსუბუქი მუქი ფონე */
        backdrop-filter:blur(6px);
        -webkit-backdrop-filter:blur(6px);
        border-radius:15px;
        margin:15px;
        padding:15px;

    }

}

/* ===== Floating Buttons ===== */

.floating-buttons{
    position:absolute;
    left:40px;
    top:2%;              /* აქ თამაშობ */
    transform: none;
    display:flex;
    flex-direction:column;
    gap:15px;
    z-index:5;
}

.side-btn{
    padding:14px 25px;
    background:#ffffff;
    color:#0f3f3b;
    border-radius:30px;
    text-decoration:none;
    font-weight:bold;
    border:none;
    cursor:pointer;
    transition:0.3s;
}

.side-btn:hover{
    background:#0f3f3b;
    color:#fff;
}

/* ===== MODAL ===== */

.modal{
    position:fixed;
    inset:0;
    display:none;
    align-items:center;
    justify-content:center;
    backdrop-filter:blur(12px);
    background:rgba(0,0,0,0.4);
    z-index:1000;
}

.modal-content{
    background:#ffffff;
    color:#000;
    width:600px;
    max-width:90%;
    padding:40px;
    border-radius:20px;
    text-align:center;
    position:relative;
}

.research-text{
    max-height:120px;
    overflow:hidden;
    transition:0.4s;
}

.research-text.expanded{
    max-height:1000px;
}

.more-text{
    margin-top:15px;
}

.expand-btn,
.close-btn{
    margin-top:20px;
    padding:10px 25px;
    border:none;
    border-radius:25px;
    cursor:pointer;
    font-weight:bold;
}

.expand-btn{
    background:#0f3f3b;
    color:#fff;
}

.close-btn{
    background:#ccc;
    margin-left:10px;
}

@media (max-width: 768px){

    .hero{
        padding-top: 50px;   /* აქ ვწელავთ სივრცეს ზემოთ */
    }
}

.cert-modal{
    position:fixed;
    inset:0;
    background:rgba(0,0,0,0.6);
    backdrop-filter:blur(8px);
    display:none;
    justify-content:center;
    align-items:center;
    z-index:1000;
}

.cert-content{
    position:relative;
    width:80%;
    max-width:600px;
    animation:fadeIn 0.4s ease;
}

.slider{
    position:relative;
    display:flex;
    align-items:center;
    justify-content:center;
}

.slider img{
    width:100%;
    border-radius:10px;
    transition:opacity 0.3s ease, transform 0.3s ease;
}

.nav{
    position:absolute;
    background:#ffffffcc;
    border:none;
    padding:10px 15px;
    cursor:pointer;
    font-size:22px;
    border-radius:50%;
}

.prev{ left:-50px; }
.next{ right:-50px; }

.close{
    position:absolute;
    top:-40px;
    right:0;
    font-size:24px;
    cursor:pointer;
    color:white;
}

@keyframes fadeIn{
    from{ opacity:0; transform:scale(0.9); }
    to{ opacity:1; transform:scale(1); }
}

.cert-modal{
    position:fixed;
    inset:0;
    background:rgba(0,0,0,0.6);
    backdrop-filter:blur(8px);
    display:none;
    justify-content:center;
    align-items:center;
    z-index:1000;
}

.cert-box{
    background:white;
    padding:40px;
    border-radius:12px;
    text-align:center;
    width:90%;
    max-width:400px;
    animation:fadeIn 0.3s ease;
}

.pdf-btn{
    display:block;
    margin:15px 0;
    padding:12px;
    background:#ffffff;
    color:rgb(0, 0, 0);
    text-decoration:none;
    border-radius:8px;
    transition:0.3s;
}

.pdf-btn:hover{
    background:#14413C;
    transform:scale(1.05);
}

.close{
    position:absolute;
    top:20px;
    right:30px;
    font-size:24px;
    cursor:pointer;
    color:white;
}

@keyframes fadeIn{
    from{opacity:0; transform:scale(0.9);}
    to{opacity:1; transform:scale(1);}
}

.random{
    display:block;
    margin:15px 0;
    padding:12px;
    background:#ffffff;
    color:rgb(0, 0, 0);
    text-decoration:none;
    border-radius:8px;
    transition:0.3s;
}

.random:hover{
    background:#14413C;
    transform:scale(1.05);
}

.close{
    position:absolute;
    top:20px;
    right:30px;
    font-size:24px;
    cursor:pointer;
    color:white;
}

@keyframes fadeIn{
    from{opacity:0; transform:scale(0.9);}
    to{opacity:1; transform:scale(1);}
}

@media (max-width:768px){

    .floating-buttons{
        position:absolute;
        top:20px;
        left:50%;
        transform:translateX(-50%);

        display:grid;
        grid-template-columns:1fr 1fr;
        gap:10px;

        width:90%;
    }

    .side-btn{
        width:100%;
        text-align:center;
        padding:10px;
        font-size:14px;
    }

.hero{
        padding-top:290px; /* ⬅ მთლიანად ქვემოთ ჩამოწევს ტექსტსაც და ფოტოსაც */
    }

}