@charset "UTF-8";


/* ### 菜单导航  */


.app-container{position:relative}
.stones-container_0{position:absolute;top:0;left:0;width:100%;height:93px;background:white;z-index:-1}
.stones-container{position:relative;z-index:1}
.stones-tabs-container{margin:0 auto;background:white;border-radius:10px;box-shadow:0 5px 15px rgba(0,0,0,0.1);overflow:hidden}
.stones-tabs-nav{display:flex;justify-content:space-between;align-items:center;background:#fff;border-bottom:1px solid #dee2e6;}
.stones-tab-button{padding:32px 20px;background:none;border:none;cursor:pointer;font-size:1rem;font-weight:500;color:#495057;position:relative;transition:all 0.3s}
.stones-tab-button:first-child{border-top-left-radius:10px}
.stones-tab-button:last-child{border-top-right-radius:10px}
.stones-tab-button:hover{color:#212529;background:rgba(0,0,0,0.05)}
.stones-tab-button.active{color:#0d6efd;background:white}
.stones-tab-button.active::after{content:'';position:absolute;bottom:-1px;left:0;width:100%;height:2px;background:#0d6efd}
.stones-tab-content{padding:20px;display:none;border-bottom-left-radius:10px;border-bottom-right-radius:10px}
.stones-tab-content.active{display:block;display:flex;flex-wrap:wrap;gap:20px}
.stones-tab-content h3{margin-bottom:15px;color:#212529}
.stones-tab-content p{color:#495057;line-height:1.6}
.stones_stones-tabs-logo{padding:10px 0}
.stones_stones-tabs-logo img{height:60px;display:block}
.stones-tab-main{display:flex}
.stones-tab-content{background:#fff;padding:20px;display:none;border-bottom-left-radius:10px;border-bottom-right-radius:10px}
.stones-tabs-content .stones-tab-main-2{flex:1;min-width:200px}
.stones-tabs-content .stones-tab-button-2{padding:15px 10px;background:none;border:none;cursor:pointer;font-size:1rem;font-weight: 700;color:#495057;transition:all 0.3s}
.stones-tabs-content .stones-tab-button-2:hover{color:#212529;background:rgba(0,0,0,0.05)}
.stones-tabs-content .stones-tab-button_2{display:block;padding:15px 10px;color:#495057;text-decoration:none;transition:all 0.3s}
.stones-tabs-content .stones-tab-button_2:hover{color:#212529;background:rgba(0,0,0,0.05)}
.stones-tabs-content .stones-tab-main-ul{list-style:none;padding:0;margin:0}
.stones-tabs-content .stones-tab-main-ul li{display:block;width:100%;margin-bottom:5px}
.stones-tabs-content .stones-tab-main-ul li .stones-tab-button-2{padding:10px 10px;font-size:0.9rem}



.stones_product_list{display:flex;justify-content:space-between;align-items:flex-start;flex-wrap:wrap;gap:20px}
.stones_product_left{flex:1;min-width:300px}
.stones_product_left h3{font-size:calc(var(--font-heading-scale) * 4rem);font-size:2.15rem !important}
.stones_product_right{flex:1;min-width:300px;max-width:100%}
.stones_product_right img{width:100%;height:auto;object-fit:cover;border-radius:8px;display:block}




    
    .stones_main_1{position:relative;height:400px;margin-bottom:20px;background-image:url('../images/Banner_image_Veg_tan_strips_no_text.png?v=1768913564&width=3840');background-repeat:no-repeat;background-size:cover;background-position:center;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;color:white;text-shadow:0 2px 4px rgba(0,0,0,0.5)}
.stones_main_2{padding:60px 20px;margin-bottom:20px;background:white}
.stones_main_2 .container{max-width:1200px;margin:0 auto}
.stones_main_2 .row{display:flex;flex-wrap:wrap;align-items:center;gap:40px}
.stones_main_2 .col-md-6{flex:1;min-width:300px}
.stones_main_2 h2{font-size:2rem;font-weight:700;margin-bottom:20px;text-transform:uppercase;color:#333}
.stones_main_2 p{font-size:1.5rem;line-height:1.6;margin-bottom:15px;color:#666;letter-spacing:0.06rem;line-height:calc(1 + 0.8 / var(--font-body-scale));font-family:var(--font-body-family);font-style:var(--font-body-style);font-weight:var(--font-body-weight)}
.stones_main_1 h1{font-size:3rem;font-weight:700;margin-bottom:10px;text-transform:uppercase;letter-spacing:2px;color:rgb(var(--color-foreground))}
.stones_main_1 p{font-size:1.5rem;margin-bottom:30px;max-width:600px}
.stones_main_1 .btn-shop-now{background:black;color:white;border:none;padding:12px 30px;font-size:1rem;font-weight:600;text-transform:uppercase;letter-spacing:1px;cursor:pointer;transition:all 0.3s ease;text-decoration:none;display:inline-block}
.stones_main_1 .btn-shop-now:hover{background:#333;transform:translateY(-2px)}
.stones_main_5{position:relative;height:400px;margin-bottom:20px;background-image:url('../images/Leather_Manufacturing.jpg?v=1614339977&width=3840');background-repeat:no-repeat;background-size:cover;background-position:center;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;color:white;text-shadow:0 2px 4px rgba(0,0,0,0.5)}
.stones_main_5 h1{font-size:3rem;font-weight:700;margin-bottom:10px;text-transform:uppercase;letter-spacing:2px;color:rgb(var(--color-foreground))}
.stones_main_5 p{font-size:1.5rem;margin-bottom:30px;max-width:600px}
.stones_main_5 .btn-show-now{background:black;color:white;border:none;padding:12px 30px;font-size:1rem;font-weight:600;text-transform:uppercase;letter-spacing:1px;cursor:pointer;transition:all 0.3s ease;text-decoration:none;display:inline-block}
.stones_main_5 .btn-show-now:hover{background:#333;transform:translateY(-2px)}
.stones_main_3{padding:60px 20px;margin-bottom:20px;background:white}
.stones_main_3 .container{max-width:1200px;margin:0 auto}
.stones_main_3 .section-title{text-align:center;margin-bottom:40px}
.stones_main_3 .section-title h2{font-size:1.5rem;font-weight:700;text-transform:uppercase;color:#333;letter-spacing:1px}
.stones_main_3 .row{display:flex;flex-wrap:nowrap;gap:30px}
.stones_main_3 .col-md-4{flex:1;min-width:300px}
.stones_main_3 .feature-image{margin-bottom:20px;aspect-ratio:1 / 1;overflow:hidden;border-radius:8px}
.stones_main_3 .feature-image img{width:100%;height:100%;object-fit:cover;display:block}
.stones_main_3 h3{font-size:1.5rem;font-weight:600;margin-bottom:15px;text-transform:uppercase;color:#333}
.stones_main_3 p{font-size:1.5rem;line-height:1.6;color:#666}


.stones_main_6{display:flex;flex-wrap:wrap;gap:20px;padding:20px;margin-bottom:20px}
.stones_main_6 .col-md-3{flex:1;min-width:300px;background:#f8f9fa;border-radius:8px;overflow:hidden}
.stones_main_6 .media{width:100%;height:0;padding-bottom:100%;position:relative;overflow:hidden}
.stones_main_6 .media img{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover;transition:transform 0.3s ease}
.stones_main_6 .media:hover img{transform:scale(1.05)}






/* 手机设备 (小于等于 768px) */
@media (max-width:768px){
    .stones-tabs-nav{padding:0 15px}
    .stones-container_0{height:80px}
    .stones_stones-tabs-logo img{height:50px}
    .mobile-menu-button{display:block;background:none;border:none;font-size:24px;cursor:pointer;padding:10px}
    .stones-tab-main{position:fixed;top:0;right:-100%;width:85%;height:100vh;background:white;flex-direction:column;align-items:flex-start;padding:20px;box-shadow:-5px 0 15px rgba(0,0,0,0.1);transition:right 0.3s ease;z-index:1000;overflow-y:auto}
    .stones-tab-main.active{right:0}
    .stones-tab-button{width:100%;text-align:left;padding:15px 0;border-bottom:1px solid #f0f0f0;border-radius:0;font-size:1rem}
    .stones-tab-button:first-child{border-top-left-radius:0}
    .stones-tab-button:last-child{border-top-right-radius:0}
    .close-menu-button{position:absolute;top:15px;right:15px;background:none;border:none;font-size:28px;cursor:pointer;padding:10px}
    .mobile-logo{margin-bottom:30px;text-align:center;width:100%;padding-bottom:20px;border-bottom:1px solid #f0f0f0}
    .mobile-logo img{height:50px}
    .desktop-menu{display:none}
    .stones-tabs-content{padding:15px}
    .stones-tab-content.active{flex-direction:column;gap:15px}
    .stones-tabs-content .stones-tab-main-2{width:100%;min-width:auto;margin-bottom:15px}
    .stones-tabs-content .stones-tab-button-2{padding:12px 10px;font-size:1rem}
    .stones-tabs-content .stones-tab-button_2{padding:12px 10px;font-size:0.95rem}
    
    .stones_product_list{flex-direction:column}
    .stones_product_left,.stones_product_right{min-width:100%}
    .stones_product_left h3{font-size:1.5rem !important}
    .stones_product_right img{width:100%;height:auto;object-fit:cover}
    
    .stones_main_1,.stones_main_5{height:300px}
    .stones_main_1 h1,.stones_main_5 h1{font-size:2rem}
    .stones_main_1 p,.stones_main_5 p{font-size:1rem}
    
    .stones_main_2{padding:30px 15px}
    .stones_main_2 .row{gap:20px}
    .stones_main_2 h2{font-size:1.5rem}
    .stones_main_2 p{font-size:1rem}
    
    .stones_main_3{padding:30px 15px}
    .stones_main_3 .section-title h2{font-size:1.2rem}
    .stones_main_3 .row{flex-wrap:wrap}
    .stones_main_3 .col-md-4{min-width:100%}
    .stones_main_3 .feature-image{aspect-ratio:4 / 3}
    .stones_main_3 h3{font-size:1.2rem}
    .stones_main_3 p{font-size:1rem}
    
    .stones_main_6{padding:10px;gap:10px}
    .stones_main_6 .col-md-3{min-width:100%}
}

/* 平板设备 (769px - 1024px) */
@media (min-width:769px) and (max-width:1024px){
    .stones-tabs-nav{padding:0 15px}
    .stones-container_0{height:85px}
    .stones_stones-tabs-logo img{height:55px}
    .stones-tab-button{padding:25px 15px;font-size:0.95rem}
    .stones-tabs-content{padding:15px}
    .stones-tab-content.active{gap:15px}
    .stones-tabs-content .stones-tab-main-2{flex:1;min-width:180px}
    .stones-tabs-content .stones-tab-button-2{padding:12px 8px;font-size:0.95rem}
    .stones-tabs-content .stones-tab-button_2{padding:12px 8px;font-size:0.9rem}
    .stones-tabs-content .stones-tab-main-ul li .stones-tab-button-2,
    .stones-tabs-content .stones-tab-main-ul li .stones-tab-button_2{padding:8px 8px;font-size:0.85rem}
    
    .stones_product_list{flex-wrap:wrap}
    .stones_product_left,.stones_product_right{min-width:calc(50% - 10px)}
    
    .stones_main_1,.stones_main_5{height:350px}
    .stones_main_1 h1,.stones_main_5 h1{font-size:2.5rem}
    .stones_main_1 p,.stones_main_5 p{font-size:1.2rem}
    
    .stones_main_2{padding:40px 20px}
    .stones_main_2 .row{gap:30px}
    .stones_main_2 h2{font-size:1.8rem}
    .stones_main_2 p{font-size:1.2rem}
    
    .stones_main_3{padding:40px 20px}
    .stones_main_3 .section-title h2{font-size:1.3rem}
    .stones_main_3 .row{flex-wrap:wrap}
    .stones_main_3 .col-md-4{min-width:calc(50% - 15px)}
    .stones_main_3 h3{font-size:1.3rem}
    .stones_main_3 p{font-size:1.2rem}
    
    .stones_main_6 .col-md-3{min-width:calc(50% - 10px)}
}

/* 桌面设备 (大于 1024px) */
@media (min-width:1025px){
    .mobile-menu-button{display:none}
    .mobile-logo,.close-menu-button{display:none}
    .stones-tabs-content .stones-tab-main-2{flex:1;min-width:200px}
}



/* ### 菜单导航  */