/* common code */
    /* normalize.css v3.0.3 | MIT License | github.com/necolas/normalize.css */

    /* -------------------------------------------------------------------------------------------------------------------------------------------------------------------
                                                                            HEADER
       -------------------------------------------------------------------------------------------------------------------------------------------------------------------*/
       .hlog{
        border: 1px solid #fff;
        border-radius: 5px;padding: 2px;
       }
    /* ===================================================================================================================================================================
                                                                            RATIINGS
         =================================================================================================================================================================== */
       .rating-group {
        margin-bottom: 20px;
        display: flex;
        align-items: center;
      }
  
      .rating-label {
        /* width: 150px; */
        font-weight: bold;
      }
  
      .stars {
        display: flex;margin-left: 20px;
      }
  
      .star {
        font-size: 24px;
        cursor: pointer;
        color: #ccc;
        transition: color 0.2s;
      }
  
      .star.selected {
        color: #ffc107;
      }
      div#customer-ratings {
        margin: 1% 4.5% 0% 5%;
        background-color: antiquewhite;
    }
    .rate-group {
        margin: 1% 5% 1% 5%;
        display: flex;
        justify-content: space-between;
    }
    /* ===================================================================================================================================================================
                                                                            CSS RESET
       =================================================================================================================================================================== */
    html{
        /* font-family:sans-serif; */
        -ms-text-size-adjust:100%;
        -webkit-text-size-adjust:100%
    }
    article,aside,details,figcaption,figure,footer,header,hgroup,main,menu,nav,section,summary{
        display:block
    }
    audio,canvas,progress,video{
        display:inline-block;
        vertical-align:baseline
    }
    audio:not([controls]){
        display:none;
        height:0}[hidden],template{display:none}a{background-color:transparent}
        a:active,a:hover{outline:0}
        abbr[title]{border-bottom:1px dotted}
        b,strong{
            font-weight:bold}
        dfn{font-style:italic}
        h1{font-size:2em;margin:.67em 0}
        mark{background:#ff0;color:#000}
        small{font-size:80%}
        sub,sup{font-size:75%;
            line-height:0;
            position:relative;
            vertical-align:baseline
        }
        sup{top:-0.5em}
        sub{bottom:-0.25em}
        img{border:0}
        svg:not(:root){overflow:hidden}
        figure{margin:1em 40px}
        hr{box-sizing:content-box;height:0}
        pre{overflow:auto}
        code,kbd,pre,samp{font-family:monospace,monospace;font-size:1em}
        button,input,optgroup,select,textarea{color:inherit;font:inherit;margin:0}
        button{overflow:visible}
        button,select{text-transform:none}
        button,html input[type="button"],input[type="reset"],input[type="submit"]{-webkit-appearance:button;cursor:pointer}
        button[disabled],html input[disabled]{cursor:default}button::-moz-focus-inner,input::-moz-focus-inner{border:0;padding:0}
        input{line-height:normal}
        input[type="checkbox"],input[type="radio"]{box-sizing:border-box;padding:0}
        legend{border:0;padding:0}
        textarea{overflow:auto}
        optgroup{font-weight:bold}
        table{border-collapse:collapse;border-spacing:0}
        td,th{padding:0}   
    /*! HTML5 Boilerplate v5.2.0 | MIT License | https://html5boilerplate.com/ */
    
    /*
     * What follows is the result of much research on cross-browser styling.
     * Credit left inline and big thanks to Nicolas Gallagher, Jonathan Neal,
     * Kroc Camen, and the H5BP dev community and team.
     */
    /* ==========================================================================
       Base styles: opinionated defaults
       ========================================================================== */
    html, button, input, select, textarea { color: #222; }
    html { font-size: 1em; line-height: 1.4; }
    
    ::-moz-selection { background: #e7e7e7; color: #000; text-shadow: none; outline: 0; }
    ::selection { background: #e7e7e7; color: #000; text-shadow: none; }
    /* Misc defaults */
    hr { display: block; height: 1px; border: 0; border-top: 1px solid #000; padding: 0; }
    audio, canvas, img, video { vertical-align: middle; }
    fieldset { border: 0; margin: 0; padding: 0;}
    textarea { resize: vertical;}
    /* body {-webkit-font-smoothing:subpixel-antialiased;} */
    /* ==========================================================================
       Browser Upgrade
       ========================================================================== */
    .browserupgrade { margin:0; background: #e8e8e8; color: #000; padding: 0.2em; text-transform: uppercase; text-align: center;}
    .browserupgrade a {color: #b81424;}
    
    
    
    
    /* ==========================================================================
       Author's custom styles
       ========================================================================== */
    /* body{font-size:16px; background-color:#fff;} */
    
    h1, h2, h3, h4 {margin:0; font-size: 1em;;}
    h5, h6{margin:0; font-size: 1em;;}
    p{line-height:1.5em;  font-size:0.88em; margin: 0; letter-spacing: 0.02em;}
    a {text-decoration:none; outline:0; outline-color: rgba(0, 0, 0, 0);}
    ul {list-style:none; padding:0; margin:0;}
    img {max-width:100%; height:auto;width: 100%;}
    input, textarea, button, select {
        box-sizing:border-box;
         border: none; 
         outline: 0; 
         outline-color: rgba(0, 0, 0, 0);}
    textarea, input[type="text"], input[type="tel"], input[type="email"], input[type="submit"], input[type="reset"], button {
        -webkit-appearance: none; 
        -moz-appearance: none; 
        border: 0; 
        appearance:none; 
        -webkit-border-radius:0; 
        border:none; 
        border-radius: 0; 
        background-color: transparent;
    }
    select > option {padding: 0;
        background-color: #fff;
        -moz-padding:0;}
    ::-webkit-input-placeholder {color: inherit;}
    :-moz-placeholder {color: inherit;}
    ::-moz-placeholder {color: inherit;}
    :-ms-input-placeholder {color: inherit;}
    input::-webkit-outer-spin-button,
    input::-webkit-inner-spin-button {-webkit-appearance: none;margin: 0;}
    /* Firefox */
    input[type=number] {-moz-appearance: textfield;}
        /* ==========================================================================
                                      text colors related
           ========================================================================== */
        /* normal */
        body, html { 
            background-size: cover;
            overflow-x: hidden;
            background-attachment:scroll;
            background-repeat: no-repeat;
        color:#000;
        font-size:16px; background-color:#fff;
        margin:0;
        -webkit-font-smoothing:subpixel-antialiased;
    

        width: 100%;
        margin: 0;
        padding: 0;
        box-sizing: border-box;
        font-weight: 400;
        font-style: normal;
    

    }
   @font-face {
    font-family: "poppins-light";
    src: url(../css/Poppins-Light.ttf);
   }
   @font-face {
    font-family: "poppins-bold";
    src: url(../css/Poppins-Bold.ttf);
   }
   @font-face {
    font-family: "poppins-italic";
    src: url(../css/Poppins-Italic.ttf);
   }

   /* ======== hover ======== */

   .head-list > ul > li > a:hover, .foot-list > ul > li > a:hover, .contacts > ul > li > a:hover{
    color: #df1010;
}

/* ========= header ========= */

header{
    position: fixed ;
    width: 100%;
    z-index: 99;
    margin: 0 auto;
}
.main-head{
    display: flex;
    width: 100%;
    background-color: #fff;
    border-bottom: 1px solid #c9c9c9;
}
.head-logo{
    width: 30%;
}
.logo{
    transition: 1s;
    width: 25%;
    padding-left: 15%;
}
.head-list{
    width: 70%;
    align-content: center;
    /* padding-left: 51%; */
    justify-items: right;

}
.head-list > ul{
    display: flex;
    padding-right: 4%;
    gap: 20px
}
.head-list > ul > li{
    /* padding-left: 10%; */
}
.head-list > ul > li > a{
    color: #000;
}
.head.shead .logo{
    width: 22%;
    transition: 1s;
}
 .phn-menu{
    display: none;
 }
 .menu-list{
    display: none;
 }


/* ============ banner ========== */

.banner-vid{
    margin: 0 auto;
    width: 100%;
    /* height: 80vh; */

}
.banner-vid > video{
    min-width: 100%;
    min-height: 80vh;

}
.banner-txt{
    width: 100%;
    position: absolute;
    top: 45%;
    margin: 0 auto;
    text-align: center;
    color: #fff;
}
.banner-txt-abt{
    color: #000000;
    width: 100%;
    position: absolute;
    top: 45%;
    margin: 0 auto;
    text-align: center;
}
.banner-txt > h3{
    width: 80%;
    font-size: 50px;
    text-align: center ;
    margin: 0 auto;
    font-family: "poppins-bold";
}
.banner-txt-abt > h3{
    width: 80%;
    font-size: 50px;
    text-align: center ;
    margin: 0 auto;
    font-family: "poppins-bold";
}

/* ======== content ======== */

.anechoic{
    display: flex;
    width: 80%;
    margin: 0 auto;
    padding-top: 2%;
    padding-bottom: 2%;
}
.anech-1{
    width: 50%;
}
.anechoic-img{
    width: 100%;
}
.anechoic-img > img{
    border-radius: 10px;
}
.anechoic-txt{
    padding-left: 2%;
    padding-top: 3%;
    width: 50%;
}
.anechoic-txt > h3{
    font-size: 26px;
    width: 90%;
}
.anechoic-txt > p{
    font-size: 18px;
    color: #a3a3a3;
    width: 90%;
}
.thrd-content{
    width: 80%;
    margin: 0 auto;
    text-align: center;
}
.thrd-top > h3{
    font-size: 35px;
}
.thrd-para{
    padding-top: 1%;
    width: 90%;
    margin: 0 auto;
    font-size: 21px;
}
.thrd-para > p{
    padding-top: 1%;
    width: 80%;
    margin: 0 auto;
}
.thrd-down{
    display: flex;
    padding: 2% 0%;
    gap: 20px;
    
}
.cate-count > h3{
    font-size: 25px;
    border: 5px solid #df1010;
    padding: 0px;
    width: 30px;
    margin: 0 auto;
}
.cate-count > h4{
    font-size: 25px;
    padding: 5px 0px;
}
.category{
    width: 100%;
    margin: 0 auto;
    box-shadow: 0 5px 10px rgba(0, 0, 0, 0.3);
    padding: 3% 0% 1% 0%;
}
.cate-para{
    width: 90%;
    margin: 0 auto;
    font-size: 20px;
    text-align: justify;
    color: #a3a3a3;
}

/* ======== footer ======== */

/* Footer Styling */
.footer {
    background-color: #1e1e1e;
    color: #ccc;
    font-family: Arial, sans-serif;
    padding-top: 20px;
}

.footer-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    padding: 20px;
    /* gap: 20px; */
    width: 90%;
    margin: 0 auto;
}

.footer-column {
    flex: 1 1 250px;
    align-content: center;
}

.footer-column h3 {
    color: white;
    margin-bottom: 10px;
    font-size: 1.1rem;
}

.footer-column p,
.footer-column a,
.footer-column li {
    font-size: 0.8rem;
    line-height: 1.5;
}

.footer-column a {
    color: #ccc;
    text-decoration: none;
    align-content: center;
}

.footer-column a:hover {
    color: #ff9800;
}

/* Partners grid */
.partners-grid {
    display: flex;
    gap: 30px;
}

.partners-grid ul {
    list-style: none;
}

/* Social Icons */
.social-icons {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    align-items: center;
    justify-content: center;
}

.icon {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 70px;
    height: 70px;
    border-radius: 50%;
    color: white;
    font-size: 0.8rem;
    text-decoration: none;
    font-weight: bold;
    text-align: center;
    padding: 10px;
}

.youtube { background: #ff0000; }
.linkedin { background: #0077b5; }
.facebook { background: #3b5998; }
.twitter { background: #000000; }
.instagram { background: #c13584; }

.icon:hover {
    opacity: 0.8;
}

/* Footer Bottom */
.footer-bottom {
    border-top: 1px solid #444;
    text-align: center;
    padding: 15px;
    font-size: 0.85rem;
    color: #ccc;
}

/* Responsive */
@media (max-width: 768px) {
    .footer-container {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    .partners-grid {
        justify-content: center;
    }
}


/* ======== about page ======== */

.abt-img{
    padding-top: 4%;
}
.abt-txt{
    width: 90%;
    margin: 0 auto;
    padding-top: 2%;
    padding-bottom: 2%;
    font-size: 18px;
    color: #727272;
    font-family: "poppins-light";
    font-weight: 600;
}

/* ======== contact page ======== */

.cont-main{
    background-color: #f3f3f3;
}
.cont-first{
    display: flex;
    padding-top: 4%;
    width: 90%;
    margin: 0 auto;
}
.first-para{
    align-content: center;
}
.first-para > h3{
    width: 65%;
    font-size: 50px;
    line-height: 52px;
}
.first-para{
    width: 50%;
}
.first-para > p{
    width: 80%;
    padding-top: 3%;
    font-size: 16px;
}
.first-image{
    width: 50%;
}
.contact-head{
    padding-top: 3%;
    font-size: 60px;
    text-align: center ;
}
.cont-body{
    display: flex;
    width: 80%;
    margin: 0 auto;
    padding-top: 3%;
    padding-bottom: 3%;
    align-items: center;
}
.contacts{
    width: 25%;
    align-items: center;
    padding-top: 8%;
}
.contacts > h3{
    font-size: 30px;
}
.contacts > ul > li > a, .address > a{
    color: #000;
}
.address{
    width: 25%;
    align-items: center;
    padding-top: 8%;
}
.address > h3{
    font-size: 30px;
}
.address > p{
    width: 50%;
}
.address-img{
    width: 50%;
}
.add-img{
    width: 80%;
}
.form{
    display: flex;
    padding-top: 2%;
    width: 80%;
    margin: 0 auto;
    padding-bottom: 2%;
}
.form div > input{
     width: 100%;
      margin: 8px 0;
      padding: 10px;
      border-radius: 4px;
    border-bottom: 1px solid #000;
        border-left: 1px solid #d2d2d2;
            border-right: 1px solid #d2d2d2;
                border-top: 1px solid #d2d2d2;
}
/* .form div > textarea{
    border: 1px solid #000;
} */
.form-detail{
    width: 50%;
    margin: 0 auto;
}
 form textarea {
    width: 100%;
    margin: 8px 0;
    padding: 10px;
    border-radius: 4px;
    border-bottom: 1px solid #000;
    border-left: 1px solid #d2d2d2;
    border-right: 1px solid #d2d2d2;
    border-top: 1px solid #d2d2d2;
}
button {
    width: 100%;
    padding: 10px;
    background: #007bff;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}
button:hover {
    background: #0056b3;
}
.success, .error {
    text-align: center;
    padding: 10px;
    margin-top: 10px;
    border-radius: 4px;
}
.success {
    background: #d4edda;
    color: #155724;
}
.error {
    background: #f8d7da;
    color: #721c24;
}
form > h3{
    text-align: center;
    font-size: 30px;
}
.form-text{
    align-content: center;
    font-size: 30px;
    width: 50%;
}
.form-text >h3{
    width: 90%;
    margin: 0 auto;
}

/* ======== blog ======== */

.card-container{
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
    gap: 20px;
    padding: 20px;
    width: 80%;
    margin: 0 auto;
}
.blogs{
    padding-top: 5%;
    padding-bottom: 2%;
    background-color: #f3f3f3;
}
.blogs h2{  
    font-size: 50px;
    text-align: center;
}
.card {
    font-size: 12px;
    color: #000;
    margin-top: 10px;
    background-color: #fff;
    padding: 15px;
    transition: transform 0.3s ease;
}
.card img {
    width: 100%;
    height: auto;
    object-fit: cover;
}
.card h3{
    font-size: 20px;
}
.card p{
    font-size: 15px;
}

/* service page */

.service-head{
    text-align: center;
    padding-top: 7%;
}
.service-head > h3{
font-size: 35px;
}
.service-head > p{
    font-size: 20px;
}
.service{
    width: 80%;
    margin: 0 auto;
    display: flex;
    padding-top: 2%;
}
.service > .service-photo{
    width: 50%;
}
.service-para{
    width: 50%;
    padding: 2%;
    align-content: center;
}
.service-para > h3{
    padding-bottom: 2%;
    font-size: 25px;
}
.service-para > p{
    text-align: justify;
    font-size: 15px;
}
.main-service{
    padding-bottom: 3%;
}
.abt-banner{
    width: 90%;
    margin: 0 auto;
    padding-top: 2%
}
/* Basic menu styling */
.menus-list {
    display: inline-block;
    /* padding: 10px 15px; */
    text-decoration: none;
    /* background: #333; */
    color: #fff;
}

.sub-menu {
    position: absolute;
    top: 45px;
    min-width: 200px;
    background: #fff;
    box-shadow: 0 2px 5px rgba(0,0,0,0.3);
    z-index: 1000;
    left: -100px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(0px); 
    transition: opacity 0.5s ease, transform 0.5s ease, visibility 0.5s;
}

.sub-menu ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.sub-menu ul li a {
    display: block;
    padding: 8px 15px;
    text-decoration: none;
    color: #333;
    white-space: nowrap;
}

.sub-menu ul li a:hover {
    background: #f4f4f4;
}

/* Show submenu when hovering the parent link */
li:hover .sub-menu {
      opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* Optional: ensure menu items are positioned correctly */
li {
    position: relative;
}

.semi-top{
    padding-top: 7%;
    width: 60%;
    margin: 0 auto;
    border-bottom: 1px solid #a2a2a2;
    padding-bottom: 1%;
}
.semi-top h1{
    font-size: 45px;
    width: 60%;
    text-align: center;
    margin: 0 auto;
}
.semi-top p{
    text-align: center;
    width: 60%;
    font-size: 17px;
    margin: 0 auto;
}
.sem-top-but{
    display: flex;
    justify-content: space-around;
    padding-top: 5%;
}
.sem-top-but button{
    width: 100%;
    padding: 10px;
    background: #007bff;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}
.semi-center{
    width: 80%;
    margin: 0 auto;
    padding-top: 3%;
}
.semi-cen-head{
    text-align: center;
    margin: 0 auto;
    font-size: 45px;
}
.semi-cen-body{
    display: flex;
}
.semi-cen-img{
    width: 50%;
}
.semi-cen-txt{
    width: 50%;
    padding: 2%;
    font-size: 17px;
    text-align: justify;
}

.semi-cen-txt p{
    padding: 2% 0%;
}
.standards-section {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
    width: 80%;
    margin: 0 auto;
    padding-top: 3%;
}

.standards-box {
    flex: 1;
    border: 1px solid #ddd;
    background: #f5f5f5;
    padding: 15px;
}

.standards-box h3 {
    background: #e9ecef;
    padding: 10px;
    margin: -15px -15px 15px;
    font-size: 1.2em;
    font-weight: bold;
}

.standards-box table {
    width: 100%;
    border-collapse: collapse;
}

.standards-box table th, table td {
    border: 1px solid #ddd;
    padding: 8px;
    text-align: left;
}

.specs-section {
    display: flex;
    gap: 30px;
    width: 80%;
    margin: 0 auto; 
    padding: 3% 0%;
    border-bottom: 1px solid #a2a2a2;
}

.specs-box {
    flex: 1;
}

.specs-box h3 {
    font-size: 1.3em;
    font-weight: bold;
    margin-bottom: 10px;
}

.specs-box table th, .specs-box table td {
    border: 1px solid #ddd;
    padding: 8px;
}

.specs-box ul {
    padding-left: 20px;
    list-style: disc;
}

.specs-box ul li {
    margin-bottom: 8px;
}
 .container {
        display: flex;
        flex-wrap: wrap;
        margin: auto;
        width: 80%;
        padding: 3% 0%;
    }

    .column {
        flex: 1;
        min-width: 300px;
    }

    .column h2 {
        font-size: 20px;
        margin-bottom: 20px;
        font-weight: 600;
        color: #333;
    }

    .column .table {
        width: 80%;
        border-collapse: collapse;
    }

    .column .table tr {
        border-bottom: 1px solid #eee;
    }

    .column .table td {
        padding: 10px 0;
        vertical-align: top;
    }

    .column .table td:first-child {
        font-weight: 500;
        width: 40%;
        color: #555;
    }

    .column ul {
        padding-left: 20px;
        margin: 0;
        color: #555;
        list-style-type: disc;
    }

    .column ul li {
        margin-bottom: 10px;
        line-height: 1.5;
    }

      .container {
        display: flex;
        flex-wrap: wrap;
        /* max-width: 1200px; */
        width: 80%;
        margin: 0 auto;
        gap: 30px;
        align-items: flex-start;
        padding-top: 8%;
    }

    .image-section {
        flex: 1;
        min-width: 300px;
    }

    .image-section img {
        width: 100%;
        border-radius: 4px;
        display: block;
    }

    .content-section {
        flex: 1;
        min-width: 300px;
    }

     .content-section h1 {
        font-size: 28px;
        color: #333;
        margin-bottom: 15px;
    }

     .content-section p {
        line-height: 1.6;
        margin-bottom: 15px;
        text-align: justify;
    }

     .content-section strong {
        display: block;
        margin-bottom: 10px;
    }

     .content-section ul {
        padding-left: 20px;
        margin-bottom: 20px;
    }

     .content-section ul li {
        margin-bottom: 8px;
        line-height: 1.5;
    }

     .content-section .btn {
        display: inline-block;
        padding: 12px 25px;
        background: linear-gradient(to right, #00c6ff, #00ff84);
        color: white;
        text-decoration: none;
        border-radius: 4px;
        font-weight: bold;
        transition: background 0.3s ease;
    }

     .content-section .btn:hover {
        background: linear-gradient(to right, #00a0d6, #00cc66);
    }
    .anenna-sec{
        width: 80%;
        margin: 0 auto;
    }
    .ante-head h2 {
        text-align: center;
        font-size: 22px;
        margin-bottom: 20px;
        color: #333;
    }

     .anenna-sec table {
        width: 80%;
        margin: auto;
        border-collapse: collapse;
        font-size: 16px;
    }

    .anenna-sec table thead th {
        text-align: left;
        padding: 12px 15px;
        color: #666;
        font-weight: bold;
        border-bottom: 1px solid #e0e0e0;
    }

    .anenna-sec table tbody td {
        padding: 12px 15px;
        border-bottom: 1px solid #f0f0f0;
    }

    .anenna-sec table tbody tr:first-child td {
        padding-top: 20px;
    }

    .anenna-sec table tbody tr td:first-child {
        font-weight: bold;
        color: #555;
    }
    .ante-sec-table{
        width: 80%;
        margin: 0 auto;
    }
    .ante-sec-table table{
        width: 100%;
    }
    .antenna-sec{
        padding: 3% 0%;
    }
    .fully-top{
        display: flex;
        width: 80%;
        margin: 0 auto;
        padding-top: 8%;
    }
    .fully-left{
        width: 50%;
    }
    .fully-right{
        width: 50%;
        padding-left: 3%;
    }
    .fully-top-but{
        display: flex;
        justify-content: space-around;
        padding-top: 17%;
    }
    .fully-top-but button{
        width: 100%;
    }
    .fully-middle{
        width: 80%;
        margin: 0 auto;
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            padding: 3% 0%;
    }
    .fully-test{
        text-align: center;
    }
    .fully-table-container {
    max-width: 1000px;
    margin: 0 auto;
    text-align: center;
    font-family: Arial, sans-serif;
}

.fully-table-container h2 {
    margin-bottom: 20px;
}

.fully-custom-table {
    width: 100%;
    border-collapse: collapse;
}

.fully-custom-table th, .fully-custom-table td {
    padding: 12px 15px;
    border: 1px solid #ddd;
    text-align: center;
}

.fully-custom-table th {
    background-color: #1a1a1a;
    color: white;
}

.fully-custom-table tbody tr:nth-child(even) {
    background-color: #f7f7f7;
}

.fully-custom-table tbody tr:nth-child(odd) {
    background-color: white;
}

.sound-insulation-table {
    width: 100%;
    border-collapse: collapse;
    font-family: Arial, sans-serif;
    text-align: center;
}

/* Table title */
.sound-insulation-title {
    text-align: center;
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 20px;
}

/* Table header */
.sound-insulation-table thead {
    background-color: #1d1d1d;
    color: #fff;
}

.sound-insulation-table th,
.sound-insulation-table td {
    padding: 10px 15px;
    border-bottom: 1px solid #eee;
}

/* Gray row background */
.sound-insulation-table .row-group-title {
    background-color: #f4f4f4;
    font-weight: bold;
    text-align: left;
}

/* Alternate background for rows */
.sound-insulation-table tbody tr:nth-child(even) {
    background-color: #fafafa;
}

/* Align left for first column text */
.sound-insulation-table td:first-child,
.sound-insulation-table th:first-child {
    text-align: left;
}
.sound{
    width: 80%;
    margin: 0 auto;
}
.table-title {
    text-align: center;
    font-size: 24px;
    font-weight: bold;
    margin: 30px 0 15px;
}

.measurable-range-title {
    color: #222;
}

.wedge-title {
    color: #005baa;
}

/* Table General */
table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 30px;
}

/* Data Table */
.data-table th,
.data-table td {
    padding: 10px 15px;
    text-align: center;
}

.data-table thead th {
    background-color: #111;
    color: #fff;
    font-weight: bold;
}

.data-table tbody tr:nth-child(even) {
    background-color: #f4f4f4;
}

/* Wedge Table */
.wedge-title {
    text-align: center;
    font-size: 24px;
    font-weight: bold;
    color: #005baa;
    margin-bottom: 20px;
}

/* Grid Layout */
.wedge-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

/* Grid Items */
.wedge-item {
    padding: 20px;
    border-radius: 8px;
}

.wedge-item h3 {
    text-align: center;
    font-size: 20px;
    color: #222;
    margin-bottom: 10px;
}

.wedge-item p {
    font-size: 14px;
    line-height: 1.5;
    color: #555;
    text-align: center;
}



.measurable{
    width: 80%;
    margin: 0 auto;
}
.wedge{
    width: 80%;
    margin: 0 auto;
}
.wedge-img{
    padding: 14% 0%;
}
.wedge-img img{
    height: 200px;
}

.faq-list li a {
    cursor: pointer;
    display: block;
    font-weight: bold;
    margin-bottom: 5px;
}
.faq-list > li > a {
    padding: 8px 15px 8px 20px;
    color: #fff;
    position: relative;
    text-decoration: none;
    background-color: #b54226;
    width: 90%;
}
.faq-list > li > a::after {
    position: absolute;
    content: "";
    display: block;
    width: 10px;
    height: 10px;
    transform: rotate(135deg);
    border-top: 1px solid #fff;
    border-right: 1px solid #fff;
    right: 15px;
    top: 15px;
}
.faq-list > li {
    padding: 5px 0px;
    width: 100%;
    font-family: 'metro';
}
.faq-answer {
    display: none;
    margin-top: 5px;
    background: antiquewhite;
    font-size: 15px;
    width: 90%;
    margin: 0 auto;
}
.faq-answer p {
    padding-left: 2%;
    width: 90%;
}
.fully-last{
    width: 80%;
    margin: 0 auto;
    display: flex;
    padding: 3% 0%;
}
.last-right{
    width: 50%;
}
.last-left{
    width: 50%;
}
.last-right-head{
    font-size: 45px;
}
.last-right-para{
    font-size: 20px;
    color: #a3a3a3;
    text-align: justify;
}
.last-right-list{
    padding-top: 2%;
    text-align: center;
}
.last-right-list li{
    padding: 5px 0px;
    font-size: 15px;
    color: #a3a3a3;
}
.hemi-top{
    padding-top: 8%;
    width: 80%;
    margin: 0 auto;
    display: flex;
}
.hemi-left{
    width: 50%;
}
.hemi-right{
    width: 50%;
    padding-left: 3%;
}
.hemi-top-but{
    display: flex;
    justify-content: space-around;
    padding-top: 18%;
}
.hemi-top-but .btn {
    display: inline-block;
    padding: 12px 25px;
    background: linear-gradient(to right, #00c6ff, #00ff84);
    color: white;
    text-decoration: none;
    border-radius: 4px;
    font-weight: bold;
    transition: background 0.3s ease;
    width: 110px;
    text-align: center;
}
.hemi-top-but .btn:hover {
        background: linear-gradient(to right, #00a0d6, #00cc66);
    }
.hemi-middle {
    width: 80%;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    padding: 3% 0%;
} 
.hemi-test {
    text-align: center;
}  
.hemi-test-head{
    font-size: 25px;
} 
.hemi-test-para{
    font-size: 18px;
}
.anechoic-test-box-dimension{
    width: 80%;
    margin: 0 auto;
}
.anechoic-test-box-dimension h2{
    text-align: center;
    font-size: 30px;
    padding-bottom: 3%;
}
.anechoic-test-box-dimension table{
    padding: 3% 0%;
}
.sound-insulation-transmission-loss{
    width: 80%;
    margin: 0 auto;
}
.sound-insulation-transmission-loss h2 {
    text-align: center;
    font-size: 30px;
    padding-bottom: 3%;
}
#faq .main-faq{
    margin: 0 auto;
    width: 80%;
}
#faq .faq-list > li > a {
    padding: 8px 15px 8px 20px;
    color: #fff;
    position: relative;
    text-decoration: none;
    background-color: #b54226;
    width: 45%;
    margin: 0 auto;
}
#faq .faq-answer {
    width: 40%;
}
#faq .faq-head{
    text-align: center;
}
.options {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
  font-family: Arial, sans-serif;
}

.options h2 {
  font-size: 28px;
  font-weight: bold;
  margin-bottom: 10px;
}

.options p {
  color: #666;
  font-size: 16px;
  line-height: 1.6;
  margin-bottom: 30px;
}

.options-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px 40px;
  text-align: left;
    padding-bottom: 3%;
}

.options-grid div {
  position: relative;
  padding-left: 30px;
  font-size: 15px;
  color: #444;
  border-bottom: 1px solid #eee;
  padding-bottom: 8px;
}

.options-grid div::before {
  content: "➤";
  color: #1ec6b6;
  position: absolute;
  left: 0;
  top: 0;
}
.rf-shielded-room {
  padding: 50px 5%;
  background: #fff;
  font-family: Arial, sans-serif;
}

.rf-shielded-room-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  padding-top: 8%;
}

.rf-shielded-room-image img {
  width: 100%;
  height: auto;
  border-radius: 4px;
}

.rf-shielded-room-content h2 {
  font-size: 2.5rem;
  font-weight: bold;
  margin-bottom: 15px;
  color: #222;
}

.rf-shielded-room-content p {
  font-size: 1rem;
  color: #555;
  margin-bottom: 15px;
  line-height: 1.6;
  text-align: justify;
}

.rf-shielded-room-content ul {
  padding-left: 20px;
  margin-bottom: 25px;
  list-style-type: disc;
}

.rf-shielded-room-content ul li {
  margin-bottom: 10px;
  font-size: 0.95rem;
  line-height: 1.5;
  color: #555;
}

.rf-shielded-room-btn {
  display: inline-block;
  padding: 12px 25px;
  background: linear-gradient(to right, #00c6ff, #0072ff);
  color: #fff;
  text-decoration: none;
  font-weight: bold;
  border-radius: 4px;
  transition: background 0.3s ease;
}

.rf-shielded-room-btn:hover {
  background: linear-gradient(to right, #0072ff, #00c6ff);
}

/* Responsive */
@media (max-width: 900px) {
  .rf-shielded-room-container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .rf-shielded-room-content ul {
    text-align: left;
  }
}
.shielding-performance-of-dmc-rf-shielded-room-and-anechoic-chamber {
    max-width: 800px;
    margin: 40px auto;
    font-family: Arial, sans-serif;
}

.shielding-performance-of-dmc-rf-shielded-room-and-anechoic-chamber h2 {
    text-align: center;
    font-size: 22px;
    font-weight: bold;
    margin-bottom: 20px;
}

.shielding-performance-of-dmc-rf-shielded-room-and-anechoic-chamber table {
    width: 100%;
    border-collapse: collapse;
}

.shielding-performance-of-dmc-rf-shielded-room-and-anechoic-chamber th,
.shielding-performance-of-dmc-rf-shielded-room-and-anechoic-chamber td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

.shielding-performance-of-dmc-rf-shielded-room-and-anechoic-chamber th {
    color: #777;
    font-weight: bold;
}

.shielding-performance-of-dmc-rf-shielded-room-and-anechoic-chamber td:first-child {
    font-weight: bold;
}
    .technical-specification {
        max-width: 900px;
        margin: 0 auto;
    }

    .technical-specification h2 {
        text-align: center;
        font-size: 26px;
        font-weight: bold;
        margin-bottom: 20px;
    }

    .spec-grid {
        display: grid;
        grid-template-columns: 1fr 2fr;
        border-top: 1px solid #ddd;
        border-bottom: 1px solid #ddd;
    }

    .spec-grid div {
        padding: 12px 15px;
        border-bottom: 1px solid #eee;
    }

    .spec-grid div:nth-child(odd) {
        font-weight: 500;
        color: #666;
    }

    .spec-grid div:nth-child(even) {
        color: #333;
    }
.typical{
    width: 80%;
    margin: 0 auto;
    padding-bottom: 3%;
}
.typical-head{
    text-align: center;
    font-size: 30px;
}
.typical-list ul{
    list-style-type: disc;
    padding-top: 1%;
    padding-left: 1%;
}
.rf-shielded-room{
    width: 80%;
    margin: 0 auto;
}
.milli-to-head{
    text-align: center;
    font-size: 30px;
    padding-bottom: 3%;
}
.positioner{
    width: 80%;
    margin: 0 auto;
}
.positioner h3{
    font-size: 28px;
}
.positioner h4{
    font-size: 22px;
}
   .positioner-details, 
    .turntable-theta {
        display: grid;
        grid-template-columns: 250px 1fr;
        border-top: 1px solid #ddd;
    }
.turntable{
    width: 80%;
    margin: 0 auto;
    padding: 3% 0%;
}
.turntable h3{
    font-size: 22px;
    padding-bottom: 1%;
}
 .positioner-details div, 
    .turntable-theta div {
        padding: 8px 10px;
        border-bottom: 1px solid #ddd;
    }

    .positioner-details div:nth-child(odd),
    .turntable-theta div:nth-child(odd) {
        font-weight: bold;
    }
.fully-right h1{
    font-size: 45px;
}
.fully-right p{
    font-size: 15px;
    text-align: justify;
}
.fully-top-but .btn {
    display: inline-block;
    padding: 12px 25px;
    background: linear-gradient(to right, #00c6ff, #00ff84);
    color: white;
    text-decoration: none;
    border-radius: 4px;
    font-weight: bold;
    transition: background 0.3s ease;
    width: 110px;
    text-align: center;
}
.fully-top-but .btn:hover {
        background: linear-gradient(to right, #00a0d6, #00cc66);
    }
.fully-test-head{
    font-size: 30px;
}
.fully-test-para{
    font-size: 18px;
    padding-top: 2%;
}
.fully-table-container h2{
    font-size: 45px;
}
.sound h2{
    font-size: 45px;
}
.measurable h3{
    font-size: 45px;
}
.wedge h3{
    font-size: 45px;
}
.wedge-item p{
    font-size: 18px;
}
.faq-head{
    font-size: 35px;
}
.main-faq{
    padding-top: 3%;
}
.hemi-right h1{
    font-size: 35px;
}
.hemi-right p{
    font-size: 18px;
    text-align: justify;
}
.sem-top-but .btn {
    display: inline-block;
    padding: 12px 25px;
    background: linear-gradient(to right, #00c6ff, #00ff84);
    color: white;
    text-decoration: none;
    border-radius: 4px;
    font-weight: bold;
    transition: background 0.3s ease;
}
   .sem-top-but .btn:hover {
        background: linear-gradient(to right, #00a0d6, #00cc66);
    }