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

html{
    scroll-behavior:smooth;
}

body{
    font-family:'Poppins', sans-serif;
    background:#fff;
    color:#333;
}

/* ==================================
   HEADER
================================== */
.header-bar{
    position:fixed;
    top:0;
    left:0;
    width:100%;
    z-index:999999;
    padding:10px 40px;
    background:rgba(0,0,0,0.60);
    display:flex;
    justify-content:space-between;
    align-items:center;
}

/* LOGO */
.logo-title{
    display:flex;
    align-items:center;
}

.company-logo{
    height:90px;
}

.company-text{
    margin-left:10px;
    display:flex;
    flex-direction:column;
    line-height:1.1;
}

.eco{
    font-size:32px;
    font-weight:600;
    color:#86df9e;
}

.dynam{
    font-size:18px;
    color:#fff;
}

.motto{
    font-size:14px;
    color:#86df9e;
}

/* ==================================
   NAVIGATION
================================== */
.main-nav{
    position:relative;
    z-index:999999;
}

.main-nav > ul{
    list-style:none;
    display:flex;
    align-items:center;
    gap:28px;
}

.main-nav li{
    position:relative;
}

.main-nav a{
    text-decoration:none;
    color:#fff;
    font: size 23px;
    font-weight:600;
    padding:8px 12px;
    display:block;
    transition:0.3s ease;
}

.main-nav a:hover{
    color:#67f08d;
}

/* ==================================
   DROPDOWN (MATCH MICROBIOLOGY)
================================== */
.dropdown-parent{
    position:relative;
}

/* hidden dropdown */
.dropdown{
    display:none;
    position:absolute;
    top:100%;
    left:0;
    width:240px;

    list-style:none;
    background:#fff;
    border-radius:8px;
    overflow:hidden;

    box-shadow:0 8px 18px rgba(0,0,0,0.18);
    z-index:100000;

    opacity:0;
    transform:translateY(10px);
    transition:all 0.25s ease;
}

/* SHOW DROPDOWN */
.dropdown-parent:hover .dropdown,
.dropdown-parent.open .dropdown{
    display:block;
    opacity:1;
    transform:translateY(0);
}

/* dropdown items */
.dropdown li{
    width:100%;
}

.dropdown li a{
    display:block;
    padding:12px 16px;
    color:#111;
    font-size:15px;
    font-weight:500;
    border-bottom:1px solid #eee;
}

.dropdown li a:hover{
    background:#25D366;
    color:#fff;
}

/* ==================================
   HERO
================================== */
.reagent-hero{
    margin-top:110px;
    height:70vh;
    background:
    linear-gradient(rgba(0,0,0,0.25), rgba(0,0,0,0.25)),
    url("images/photo24.jpg") center/cover no-repeat;

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

.hero-content{
    text-align:center;
    color:#fff;
    background:rgba(0,0,0,0.5);
    padding:20px;
    border-radius:10px;
}

/* ==================================
   INTRO
================================== */
.intro{
    text-align:center;
    padding:50px 20px;
    max-width:900px;
    margin:auto;
}

/* ==================================
   MAIN LAYOUT
================================== */
.reagent-layout{
    display:grid;
    grid-template-columns:1fr 1fr;
    max-width:1000px;
    margin:auto;
    gap:20px;
    padding:20px;
}

.left-images img{
    width:100%;
    height:130px;
    object-fit:cover;
    border-radius:10px;
}

.img-card{
    margin-bottom:15px;
}

.img-card h3{
    text-align:center;
    font-size:15px;
    color:#0b3d2e;
}

/* ==================================
   RIGHT PANEL
================================== */
.right-panel{
    background:#e9e9e9;
    padding:15px;
    border-radius:10px;
}

/* ==================================
   SEARCH BOX
================================== */
.search-box{
    position:relative;
}

.search-box input{
    width:100%;
    padding:12px;
    border-radius:20px;
    border:1px solid #ccc;
}

.results{
    position:absolute;
    background:#fff;
    width:100%;
    max-height:200px;
    overflow-y:auto;

    box-shadow:0 5px 15px rgba(0,0,0,0.2);
    display:none;
    z-index:999999;
}

.item{
    padding:10px;
    cursor:pointer;
}

.item:hover{
    background:#f2f2f2;
}

/* ==================================
   SELECTED BOX
================================== */
.selected-box{
    margin-top:15px;
    background:#fff;
    padding:15px;
    border-radius:10px;
}

.wa-btn{
    display:inline-block;
    margin-top:10px;
    background:#25D366;
    color:#fff;
    padding:10px;
    border-radius:6px;
    text-decoration:none;
}

/* ==================================
   MOBILE
================================== */
@media(max-width:900px){

.reagent-layout{
    grid-template-columns:1fr;
}

.header-bar{
    flex-direction:column;
    gap:10px;
}

.main-nav > ul{
    flex-wrap:wrap;
    justify-content:center;
    gap:15px;
}
}