/* =========================
   GLOBAL
========================= */

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


body{
    background:#000;
    color:#fff;
    font-family:Arial, Helvetica, sans-serif;
}



/* =========================
HEADER
========================= */


.header{

    width:100%;

    height:120px;

    background:#000;

    position:relative;

    z-index:999;

}



.header-container{

    width:90%;

    height:100%;

    margin:auto;

    display:flex;

    align-items:center;

    justify-content:space-between;

}



/* LOGO */

.logo img{

    width:190px;

    height:auto;

}



/* NAV */

.nav ul{

    list-style:none;

    display:flex;

    align-items:center;

    gap:65px;

}



.nav li{

    position:relative;

}



.nav a{

    color:#fff;

    text-decoration:none;

    font-size:18px;

    letter-spacing:2px;

    font-weight:500;

}

.nav a,
.hero-button{

    transition:0.3s ease;

}

.nav a:hover{

    color:#8cff00;

}

.nav a:hover .arrow{

    color:#8cff00;

}

.arrow{

    font-size:12px;

    margin-left:6px;

}



/* =====================
DROPDOWN
===================== */


.dropdown{
    position:relative;
    height:30px;
}

/* dropdown box */

.dropdown-menu{

    display:none;

    position:absolute;

    top:100%;

    left:0;

    width:300px;

    background:#111;

    border:1px solid #333;

    padding:10px 0;

    z-index:999;

    flex-direction:column;

}

.dropdown-menu li{

    display:block;

    width:100%;

    padding:12px 35px;

}

/* show menu */

.dropdown:hover > .dropdown-menu{

    display:block;
    visibility:visible;
    opacity:1;

}



/* dropdown items */

.dropdown-menu li{

    width:100%;

    padding:12px 35px;

}


.dropdown-menu a{

    font-size:16px;

    letter-spacing:2px;

    white-space:nowrap;

}



/* language dropdown */

.language .dropdown-menu{

    width:180px;

    right:0;

    left:auto;

}



/* LOGO */

.logo img{

    width:170px;

    height:auto;

    display:block;

}



/* language */


.language .dropdown-menu{


    width:180px;


    right:0;

    left:auto;


}




/* LOGO */

.logo img{

    width:170px;
    height:auto;

    display:block;

}



/* =========================
   NAV
========================= */


.nav > ul{

    list-style:none;

    display:flex;

    align-items:center;

    gap:55px;

}


.nav > ul > li{

    position:relative;

}


.nav a{

    color:white;

    text-decoration:none;

    font-size:18px;

    letter-spacing:2px;

}



/* arrow */

.arrow{

    font-size:12px;

    margin-left:5px;

}



/* =========================
   DROPDOWN
========================= */


.dropdown-menu{

    display:none;

    position:absolute;

    top:35px;
    left:0;


    width:220px;

    background:#111;

    border:1px solid #333;


    padding:25px 0;


}


.dropdown-menu li{

    padding:12px 35px;

}


.dropdown-menu a{

    font-size:16px;

    letter-spacing:2px;

}



/* hover */

.dropdown:hover .dropdown-menu{

    display:block;

}



/* language */

.language-menu{

    width:170px;

}

/* FIX DROPDOWN HOVER */

.dropdown-menu{
    visibility:hidden;
    opacity:0;
    transition:0.2s ease;
}


.dropdown:hover .dropdown-menu{
    visibility:visible;
    opacity:1;
}

/* =====================
   HERO
===================== */


.hero{

    background:#000;

    height:720px;

    overflow:hidden;

    padding-top:60px;

    margin-bottom:-80px;

}



.hero-container{

    width:90%;

    max-width:1400px;

    height:100%;

    margin:auto;

    display:flex;

    align-items:center;

}



.hero-text{

    width:50%;

    z-index:2;

}



.hero-text h1{

    color:white;

    font-size:72px;

    line-height:0.95;

    letter-spacing:-2px;

    margin:0;

}



.hero-text h1 span{

    color:#8cff00;

}



.hero-text p{

    color:#ddd;

    font-size:26px;

    line-height:1.6;

    margin:40px 0;

}



.hero-button{

    display:inline-block;

    padding:18px 45px;

    border:1px solid white;

    color:white;

    text-decoration:none;

    letter-spacing:3px;

}

.hero-button:hover{

    color:#8cff00;

    border-color:#8cff00;

}

.hero-image{

    width:50%;

    transform:translateY(-100px);
}



.hero-image img{

    width:100%;
    max-width:none;
    filter:brightness(0.75);

}

.video-box{

    width:900px;

    margin:40px auto;

    position:relative;

}


.video-box video{

    width:100%;

    display:block;

    border-radius:8px;

}

.video-section{

    padding:80px 0;

    background:#000;

}

.video-section h2{
    font-size:64px;
    font-weight:800;
}


.section-label{
    color:#8cff00;
    font-size:14px;
    letter-spacing:4px;
    text-align:center;
    margin-bottom:20px;
}

/* =====================
 PRODUCT COLLECTION
===================== */


.product-collection{
    padding:120px 5%;
    background:#000;
}



.product-collection h2{

    text-align:center;
    font-size:36px;
    letter-spacing:3px;
    margin-bottom:80px;

}



/* 产品四列布局 */

.product-grid{

    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:32px;

}



/* 产品卡片 */

.product-card{

    height:420px;

    border:1px solid #222;

    display:flex;

    justify-content:center;

    align-items:center;

    transition:0.3s;

}



.product-content{

    text-align:center;

}



.series{

    font-size:14px;

    letter-spacing:2px;

    color:#888;

    display:block;

    margin-bottom:35px;

}



.product-card h3{

    font-size:32px;

    margin-bottom:25px;

}



.product-card p{

    font-size:18px;

    margin-bottom:25px;

}



.feature{

    font-size:16px;

    line-height:1.8;

}



.product-card a{

    display:block;

    margin-top:45px;

    font-size:14px;

    letter-spacing:2px;

    color:white;

}



.product-card:hover{

    transform:translateY(-8px);

}



/* 系列颜色 */

.lite-card:hover{

    border-color:#ff3b30;

}



.lite-card:hover h3{

    color:#ff3b30;

}



.pro-card:hover{

    border-color:#8cff00;

}



.pro-card:hover h3{

    color:#8cff00;

}



.infinity-card:hover{

    border-color:#008cff;

}



.infinity-card:hover h3{

    color:#008cff;

}



.c1-card:hover{

    border-color:#b266ff;

}



.c1-card:hover h3{

    color:#b266ff;

}



/* 文字区域 */

.collection-info{

    text-align:center;

}



.collection-info h3{

    font-size:30px;

    margin-bottom:20px;

    letter-spacing:1px;

}



.collection-info p{

    font-size:18px;

    margin-bottom:18px;

    line-height:1.5;

}



.collection-info span{

    font-size:17px;

    line-height:1.6;

}



/* hover效果 */


.product-card:hover{

    border-color:#8cff00;

}



.product-card:hover h3{

    color:#8cff00;

}



/* 不同系列颜色 */


.lite-card:hover h3{

    color:#ff3b30;

}


.pro-card:hover h3{

    color:#8cff00;

}


.infinity-card:hover h3{

    color:#008cff;

}


.c1-card:hover h3{

    color:#b05cff;

}



/* 响应式 */

@media(max-width:1000px){

    .product-grid{

        grid-template-columns:repeat(2,1fr);

    }

}



@media(max-width:600px){

    .product-grid{

        grid-template-columns:1fr;

    }

} 

/* =========================
WHY RIGMA
========================= */


.why-rigma{

    background:#050505;
    padding:100px 6%;

}



.why-container{

    max-width:1400px;
    margin:auto;

    display:grid;

    grid-template-columns: 1.1fr 1fr;

    gap:80px;

    align-items:center;

}



/* LEFT */

.why-label{

    color:#8cff00;

    font-size:14px;

    letter-spacing:3px;

    margin-bottom:30px;

}



.why-visual h2{


    font-size:64px;

    line-height:1.05;

    font-weight:800;

    color:white;

    letter-spacing:1px;

}



.why-visual h2 span{

    color:#8cff00;

}



.why-visual p{

    margin-top:35px;

    max-width:430px;

    color:#aaa;

    font-size:18px;

    line-height:1.7;

}



/* RIGHT */


.why-features{

    border-left:1px solid #333;

}



.feature-item{


    display:flex;

    gap:35px;

    padding:30px 40px;

    border-bottom:1px solid #222;

}



.feature-number{


    color:#8cff00;

    font-size:28px;

    font-weight:600;

}



.feature-item h3{


    color:white;

    font-size:22px;

    letter-spacing:1px;

}



.feature-item p{


    margin-top:10px;

    color:#888;

    line-height:1.6;

}

/* VIDEO CENTER */

.video-section{
    padding:120px 0;
}


.video-container{
    width:85%;
    max-width:1200px;
    margin:auto;
}


.video-header{
    text-align:center;
    margin-bottom:50px;
}


.video-label{

    color:#8cff00;
    font-size:13px;
    letter-spacing:4px;
    margin-bottom:28px;

}


.video-header h2{
    font-size:56px;
    font-weight:700;
    margin:0;
}


.video-header p{
    color:#888;
    margin-top:15px;
    font-size:18px;
}


.video-box{
    border:1px solid #333;
    border-radius:12px;
    overflow:hidden;
}


.video-box video{
    width:100%;
    display:block;
}


.video-container{
    text-align:center;
}


.video-section h2{
    font-size:60px;
    font-weight:700;
    margin-bottom:20px;
}


.video-caption h3{
    color:#8cff00;
    font-size:24px;
}


.video-caption p{
    color:#888;
    font-size:16px;
}

.video-subtitle{
    margin-top:20px;
    color:#888;
}

/* =========================
   RIGMA INSIGHTS
========================= */

.insights {
    background:#000;
    padding:120px 0;
}


.insights-container {
    width:1200px;
    max-width:90%;
    margin:0 auto;
}


/* Header */

.insights-header {
    margin-bottom:80px;
}


.insights-label {
    color:#8cff00;
    font-size:14px;
    letter-spacing:4px;
    margin-bottom:25px;
}


.insights-header h2 {

    color:#fff;
    font-size:64px;
    line-height:1.1;
    font-weight:700;
    margin:0 0 30px;

}


.insights-header p {

    color:#888;
    font-size:18px;
    line-height:1.8;
    max-width:600px;

}



/* List */

.insights-list {

    border-top:1px solid #222;

}



.insight-item {

    display:flex;
    align-items:flex-start;
    gap:60px;

    padding:45px 0;

    border-bottom:1px solid #222;

}




.insight-number {

    color:#8cff00;
    font-size:36px;
    font-weight:600;

    width:80px;

}



.insight-item h3 {

    color:#8cff00;
    font-size:16px;
    letter-spacing:3px;

    margin:0 0 15px;

}



.insight-item h4 {

    color:#fff;
    font-size:32px;
    font-weight:600;

    margin:0 0 15px;

}



.insight-item p {

    color:#888;
    font-size:16px;
    line-height:1.8;

    max-width:600px;

}

/* ==========================
   FOOTER
========================== */


.site-footer{

    background:#000;

    border-top:1px solid #222;

    padding:50px 0 25px;

}


.footer-container{

    max-width:1200px;

    margin:auto;

    display:grid;

    grid-template-columns:2fr 1fr 1fr 1fr 1fr;

    gap:50px;

}



.footer-logo{

    font-size:42px;

    font-weight:800;

    letter-spacing:3px;

    color:#fff;

    margin-bottom:20px;

}



.footer-brand p{

    color:#888;

    line-height:1.8;

    font-size:15px;

}



.footer-tagline{

    margin-top:25px;

}



.footer-column h3{

    color:#8cff00;

    font-size:14px;

    letter-spacing:2px;

    margin-bottom:25px;

}



.footer-column a{

    display:block;

    color:#888;

    text-decoration:none;

    font-size:15px;

    margin-bottom:15px;

    transition:.3s;

}


.footer-column a:hover{

    color:#8cff00;

}



.footer-login{

    margin-top:25px;

    color:#fff!important;

}



.footer-bottom{

    width:100%;

    margin-top:60px;

    padding-top:25px;

    border-top:1px solid #222;

    display:flex;

    justify-content:space-between;

    align-items:center;

    color:#666;

    font-size:14px;

}


.footer-bottom a{

    white-space:nowrap;

    color:#666;

    text-decoration:none;

}

.footer-bottom span{

    white-space:nowrap;

}


.footer-bottom div{

    display:flex;

    gap:30px;

}


.footer-bottom a{

    white-space:nowrap;

    color:#666;

    text-decoration:none;

}

/* =========================
   MOBILE VERSION
========================= */

@media (max-width: 768px) {

    html,
    body {
        width: 100%;
        max-width: 100%;
        overflow-x: hidden;
    }

    html {
        -webkit-text-size-adjust: 100%;
    }

    img,
    video {
        max-width: 100%;
    }

    /* ===== HEADER ===== */

    .header {
        width: 100%;
        height: 80px;
    }

    .header-container {
        width: 100%;
        height: 100%;
        padding: 0 20px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        box-sizing: border-box;
    }

    .logo img {
        display: block;
        width: 120px;
        height: auto;
    }

    /* Hide the desktop navigation on phones. */
    .nav {
        display: none;
    }

    /* ===== HERO ===== */

    .hero {
        width: 100%;
        height: auto;
        min-height: auto;
        margin: 0;
        padding: 32px 0 64px;
        overflow: hidden;
    }

    .hero-container {
        width: 100%;
        height: auto;
        padding: 0 20px;
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        box-sizing: border-box;
    }

    .hero-text {
        width: 100%;
        max-width: 100%;
        position: relative;
        z-index: 2;
    }

    .hero-text h1 {
        width: 100%;
        max-width: 100%;
        margin: 0;
        font-size: clamp(40px, 12.5vw, 56px);
        line-height: 0.95;
        letter-spacing: -2px;
        white-space: normal;
        overflow-wrap: break-word;
    }

    .hero-text p {
        width: 100%;
        max-width: 330px;
        margin: 28px 0 0;
        font-size: 18px;
        line-height: 1.55;
    }

    .hero-button {
        display: inline-flex;
        margin-top: 30px;
        padding: 15px 28px;
    }

    /* ===== HERO IMAGE ===== */

    .hero-image {
        width: 100%;
        height: auto;
        margin-top: 30px;
        position: relative;
        transform: none;
    }

    .hero-image img {
        display: block;
        width: 100%;
        max-width: 360px;
        height: auto;
        margin: 0 auto;
        object-fit: contain;
    }

    /* ===== PRODUCT COLLECTION ===== */

    .product-collection {
        padding: 72px 20px;
    }

    .product-collection h2 {
        margin-bottom: 40px;
        font-size: 30px;
        line-height: 1.2;
        letter-spacing: 2px;
        text-align: left;
    }

    .product-grid {
        grid-template-columns: 1fr;
        gap: 18px;
    }

    .product-card {
        width: 100%;
        height: auto;
        min-height: 340px;
        padding: 48px 24px;
    }

    .product-content {
        width: 100%;
    }

    .series {
        margin-bottom: 28px;
    }

    .product-card h3 {
        margin-bottom: 20px;
        font-size: 28px;
    }

    .product-card p {
        font-size: 17px;
    }

    .product-card a {
        margin-top: 36px;
    }

    /* ===== WHY RIGMA ===== */

    .why-rigma {
        padding: 72px 20px;
    }

    .why-container {
        width: 100%;
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .why-label {
        margin-bottom: 24px;
    }

    .why-visual h2 {
        max-width: 100%;
        font-size: clamp(40px, 11vw, 50px);
        line-height: 1.02;
        letter-spacing: 0;
    }

    .why-visual p {
        max-width: 100%;
        margin-top: 28px;
        font-size: 17px;
        line-height: 1.65;
    }

    .why-features {
        width: 100%;
        border-top: 1px solid #333;
        border-left: 0;
    }

    .feature-item {
        width: 100%;
        gap: 20px;
        padding: 26px 0;
    }

    .feature-number {
        width: 48px;
        flex: 0 0 48px;
        font-size: 24px;
    }

    .feature-item h3 {
        font-size: 20px;
    }

    .feature-item p {
        font-size: 15px;
    }

    /* ===== VIDEO CENTER ===== */

    .video-section {
        padding: 72px 0;
    }

    .video-container {
        width: calc(100% - 40px);
        max-width: none;
        margin: 0 auto;
    }

    .video-header {
        margin-bottom: 36px;
    }

    .video-header h2,
    .video-section h2 {
        font-size: 42px;
        line-height: 1.05;
    }

    .video-header p {
        font-size: 16px;
        line-height: 1.6;
    }

    .video-box {
        width: 100%;
        max-width: 100%;
        margin: 30px auto 0;
        border-radius: 8px;
    }

    .video-box video {
        width: 100%;
        height: auto;
    }

    /* ===== RIGMA INSIGHTS ===== */

    .insights {
        padding: 72px 0;
    }

    .insights-container {
        width: calc(100% - 40px);
        max-width: none;
    }

    .insights-header {
        margin-bottom: 48px;
    }

    .insights-header h2 {
        margin-bottom: 24px;
        font-size: clamp(40px, 11vw, 50px);
        line-height: 1.05;
    }

    .insights-header p {
        font-size: 16px;
        line-height: 1.65;
    }

    .insight-item {
        display: grid;
        grid-template-columns: 52px minmax(0, 1fr);
        gap: 16px;
        padding: 32px 0;
    }

    .insight-number {
        width: auto;
        font-size: 28px;
    }

    .insight-item h3 {
        font-size: 13px;
        letter-spacing: 2px;
    }

    .insight-item h4 {
        font-size: 25px;
        line-height: 1.2;
    }

    .insight-item p {
        font-size: 15px;
        line-height: 1.65;
    }

    /* ===== FOOTER ===== */

    .site-footer {
        padding: 48px 20px 24px;
    }

    .footer-container {
        width: 100%;
        max-width: none;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 38px 24px;
    }

    .footer-brand {
        grid-column: 1 / -1;
    }

    .footer-logo {
        font-size: 34px;
    }

    .footer-bottom {
        margin-top: 48px;
        flex-direction: column;
        align-items: flex-start;
        gap: 18px;
        line-height: 1.6;
    }

    .footer-bottom div {
        flex-wrap: wrap;
        gap: 12px 24px;
    }

    .footer-bottom span,
    .footer-bottom a {
        white-space: normal;
    }
}

@media (max-width: 420px) {

    .hero-text h1 {
        font-size: 40px;
    }

    .why-visual h2,
    .insights-header h2 {
        font-size: 40px;
    }

    .footer-container {
        grid-template-columns: 1fr 1fr;
    }
}