/* =========================================================
   ETjia 网站全站重设计样式
   覆盖原 style.css 的视觉表现,与 mockup.css 风格统一
   ========================================================= */

:root{
    --et-cyan:#4ad7ff;
    --et-blue:#6c8aff;
    --et-purple:#a96cff;
    --et-green:#4cffaa;
    --et-yellow:#ffd64a;
    --et-pink:#ff7a9c;
    --et-text:#cfd5ff;
    --et-text-dim:#a8b2dd;
    --et-text-mute:#7a87c5;
    --et-card-bg:linear-gradient(160deg,rgba(26,36,103,0.55) 0%,rgba(10,20,66,0.35) 100%);
    --et-card-border:rgba(120,160,255,0.15);
}

/* =========================================================
   Header / Navbar 微调
   ========================================================= */
.header{border-bottom:1px solid rgba(120,160,255,0.18);}
.navbar li a{color:var(--et-text-dim);transition:color .25s;}
.navbar li.active a,.navbar li:hover a{border-bottom:3px solid var(--et-cyan);color:#fff;}

/* =========================================================
   Hero 区 (zk1) 重设计
   ========================================================= */
.main{padding:30px 0 0 0;}

.main .zk1{padding:30px 0 10px 0;}

/* 主标题区:完全免费(超大) + 副标(中) */
.main .zk1 .zk1_desc{
    font-size:0;
    padding:18px 0 28px 0;
    line-height:1;
    white-space:normal;
    letter-spacing:0;
    text-shadow:none;
    color:#fff;
}
.main .zk1 .zk1_desc .brand{
    display:inline-block;
    font-size:140px;
    font-weight:900;
    line-height:1;
    letter-spacing:0.06em;
    color:transparent;
    background:linear-gradient(135deg,#7be3ff 0%,#ffffff 38%,#c8a8ff 72%,#a96cff 100%);
    -webkit-background-clip:text;
    background-clip:text;
    filter:drop-shadow(0 0 38px rgba(76,215,255,0.4)) drop-shadow(0 8px 22px rgba(0,0,30,0.55));
    animation:hero-glow 4.5s ease-in-out infinite;
}
.main .zk1 .zk1_desc__sub{
    display:block;
    margin-top:18px;
    font-size:34px;
    font-weight:300;
    letter-spacing:0.5em;
    padding-left:0.5em;
    color:rgba(255,255,255,0.88);
    text-shadow:0 2px 10px rgba(0,0,0,0.45);
}

@keyframes hero-glow{
    0%,100%{filter:drop-shadow(0 0 38px rgba(76,215,255,0.4)) drop-shadow(0 8px 22px rgba(0,0,30,0.55));}
    50%{filter:drop-shadow(0 0 55px rgba(169,108,255,0.45)) drop-shadow(0 8px 22px rgba(0,0,30,0.55));}
}

/* features 胶囊标签 ------------------------------------ */
.main .zk1 .zk1_features{
    display:flex;
    flex-wrap:wrap;
    justify-content:center;
    gap:10px 12px;
    padding:8px 30px 22px 30px;
    font-size:0;
    line-height:1;
    color:transparent;
    text-shadow:none;
}
.main .zk1 .zk1_features span{
    display:inline-block;
    padding:9px 20px;
    background:rgba(76,215,255,0.06);
    border:1px solid rgba(120,160,255,0.28);
    border-radius:30px;
    font-size:14px;
    font-weight:500;
    color:var(--et-text);
    letter-spacing:1px;
    text-shadow:none;
    backdrop-filter:blur(10px);
    -webkit-backdrop-filter:blur(10px);
    transition:all .3s ease;
    cursor:default;
}
.main .zk1 .zk1_features span:hover{
    background:rgba(76,215,255,0.18);
    border-color:rgba(76,215,255,0.55);
    color:#fff;
    transform:translateY(-2px);
    box-shadow:0 6px 18px rgba(76,215,255,0.25);
}
/* 不同标签不同强调色 */
.main .zk1 .zk1_features span:nth-child(7n+2){background:rgba(76,255,170,0.06);border-color:rgba(76,255,170,0.28);}
.main .zk1 .zk1_features span:nth-child(7n+2):hover{background:rgba(76,255,170,0.18);border-color:rgba(76,255,170,0.55);box-shadow:0 6px 18px rgba(76,255,170,0.25);}
.main .zk1 .zk1_features span:nth-child(7n+3){background:rgba(169,108,255,0.06);border-color:rgba(169,108,255,0.28);}
.main .zk1 .zk1_features span:nth-child(7n+3):hover{background:rgba(169,108,255,0.18);border-color:rgba(169,108,255,0.55);box-shadow:0 6px 18px rgba(169,108,255,0.25);}
.main .zk1 .zk1_features span:nth-child(7n+5){background:rgba(255,214,74,0.06);border-color:rgba(255,214,74,0.28);}
.main .zk1 .zk1_features span:nth-child(7n+5):hover{background:rgba(255,214,74,0.18);border-color:rgba(255,214,74,0.55);box-shadow:0 6px 18px rgba(255,214,74,0.25);}

/* 下载按钮 ----------------------------------------------- */
.main .zk1 .zk1_btn{
    display:flex;
    flex-wrap:wrap;
    justify-content:center;
    align-items:center;
    gap:14px;
    padding:25px 0 10px 0;
}
.main .zk1 .zk1_btn a,
.dropdown-toggle{
    background-image:none !important;
    background:linear-gradient(135deg,#4ad7ff 0%,#6c8aff 100%) !important;
    margin:0 !important;
    padding:15px 28px !important;
    min-width:210px !important;
    border-radius:50px !important;
    font-size:15px !important;
    font-weight:600 !important;
    color:#fff !important;
    letter-spacing:1px;
    box-shadow:
        0 10px 28px rgba(76,138,255,0.35),
        0 2px 6px rgba(0,0,30,0.45),
        inset 0 1px 0 rgba(255,255,255,0.25) !important;
    transition:transform .3s ease,box-shadow .3s ease,opacity .3s ease !important;
    position:relative;
    overflow:hidden;
}
.main .zk1 .zk1_btn a::before,
.dropdown-toggle::before{
    content:'';
    position:absolute;
    top:0;left:-150%;
    width:60%;height:100%;
    background:linear-gradient(120deg,transparent,rgba(255,255,255,0.35),transparent);
    transform:skewX(-20deg);
    transition:left .55s ease;
}
.main .zk1 .zk1_btn a:hover::before,
.dropdown-toggle:hover::before{left:160%;}
.main .zk1 .zk1_btn a:hover,
.dropdown-toggle:hover{
    transform:translateY(-3px);
    opacity:1 !important;
    box-shadow:
        0 16px 40px rgba(76,138,255,0.5),
        0 4px 12px rgba(0,0,30,0.5),
        inset 0 1px 0 rgba(255,255,255,0.35) !important;
}
.main .zk1 .zk1_btn a img{
    vertical-align:middle;
    max-height:24px !important;
    margin-right:8px !important;
    filter:drop-shadow(0 2px 4px rgba(0,0,30,0.35));
}
/* 第二个按钮 苹果:紫色调 */
.main .zk1 .zk1_btn > a:nth-of-type(2){
    background:linear-gradient(135deg,#a96cff 0%,#6c8aff 100%) !important;
    box-shadow:
        0 10px 28px rgba(169,108,255,0.4),
        0 2px 6px rgba(0,0,30,0.45),
        inset 0 1px 0 rgba(255,255,255,0.25) !important;
}
.main .zk1 .zk1_btn > a:nth-of-type(2):hover{
    box-shadow:
        0 16px 40px rgba(169,108,255,0.55),
        0 4px 12px rgba(0,0,30,0.5),
        inset 0 1px 0 rgba(255,255,255,0.35) !important;
}
/* 第三个按钮 电脑(dropdown):青绿色调 + 深色字 */
.dropdown-toggle{
    background:linear-gradient(135deg,#4cffaa 0%,#4ad7ff 100%) !important;
    color:#0a1442 !important;
    box-shadow:
        0 10px 28px rgba(76,255,170,0.4),
        0 2px 6px rgba(0,0,30,0.45),
        inset 0 1px 0 rgba(255,255,255,0.4) !important;
}
.dropdown-toggle:hover{
    box-shadow:
        0 16px 40px rgba(76,255,170,0.55),
        0 4px 12px rgba(0,0,30,0.5),
        inset 0 1px 0 rgba(255,255,255,0.5) !important;
}
.dropdown-toggle img{filter:none !important;}

/* dropdown 菜单(原本就有,这里只统一样式) */
.dropdown-menu{
    background:linear-gradient(135deg,#1a236a 0%,#0a1442 100%) !important;
    border:1px solid rgba(120,160,255,0.2) !important;
    box-shadow:0 20px 45px rgba(0,0,30,0.6) !important;
}

/* =========================================================
   Banner 区微调:让 mockup 更显大气
   ========================================================= */
.banner{padding:30px 0 60px 0;}
.banner .swiper-pagination{bottom:14px;}
.banner .swiper-pagination-bullet{
    width:34px;height:5px;line-height:5px;
    background:rgba(120,160,255,0.25);
    border-radius:10px;
    margin:0 6px !important;
    opacity:1 !important;
    transition:all .3s ease;
}
.banner .swiper-pagination-bullet-active{
    background:linear-gradient(90deg,#4ad7ff,#6c8aff);
    width:48px;
    box-shadow:0 0 14px rgba(76,215,255,0.6);
}

/* =========================================================
   功能介绍 (zk2) 重设计:卡片网格
   ========================================================= */
.main .zk2{
    margin:60px 0 50px 0;
    padding:50px 0 40px 0;
    background-image:none;
    background:
        radial-gradient(circle at 15% 20%,rgba(76,215,255,0.08),transparent 35%),
        radial-gradient(circle at 85% 80%,rgba(169,108,255,0.08),transparent 35%);
    overflow:visible;
}
.main .zk2 .zk2_type{padding:10px 0 40px 0;}
.main .zk2 .zk2_type .zk2_h2{
    font-size:44px;
    font-weight:800;
    background:linear-gradient(135deg,#7be3ff 0%,#a96cff 100%);
    -webkit-background-clip:text;
    background-clip:text;
    color:transparent;
    margin-bottom:6px;
    letter-spacing:2px;
}
.main .zk2 .zk2_type p{
    font-size:12px;
    color:var(--et-text-mute);
    letter-spacing:5px;
    text-transform:uppercase;
    font-weight:300;
    margin:0;
}
.main .zk2 .zk2_ul ul{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:18px;
    padding:5px 5px 25px 5px;
}
.main .zk2 .zk2_ul li{
    width:auto !important;
    float:none !important;
    margin:0 !important;
    padding:30px 22px 28px 22px;
    background:var(--et-card-bg);
    border:1px solid var(--et-card-border);
    border-radius:14px;
    backdrop-filter:blur(15px);
    -webkit-backdrop-filter:blur(15px);
    text-align:left !important;
    list-style:none;
    position:relative;
    overflow:hidden;
    transition:transform .4s ease,border-color .4s ease,box-shadow .4s ease;
}
.main .zk2 .zk2_ul li::before{
    content:'';
    position:absolute;
    top:0;left:0;right:0;
    height:2px;
    background:linear-gradient(90deg,transparent 10%,var(--accent,#4ad7ff) 50%,transparent 90%);
    opacity:0;
    transition:opacity .4s ease;
}
.main .zk2 .zk2_ul li::after{
    content:'';
    position:absolute;
    inset:0;
    background:radial-gradient(circle at 80% -20%,var(--accent-glow,rgba(76,215,255,0.15)),transparent 55%);
    opacity:0;
    transition:opacity .4s ease;
    pointer-events:none;
}
.main .zk2 .zk2_ul li:hover{
    transform:translateY(-6px);
    border-color:rgba(76,215,255,0.4);
    box-shadow:0 22px 45px rgba(0,0,30,0.45),0 0 0 1px rgba(76,215,255,0.15);
}
.main .zk2 .zk2_ul li:hover::before,
.main .zk2 .zk2_ul li:hover::after{opacity:1;}
.main .zk2 .zk2_ul li .icon{
    width:60px;height:60px;
    border-radius:14px;
    background:linear-gradient(135deg,#4ad7ff 0%,#6c8aff 100%);
    display:flex;align-items:center;justify-content:center;
    margin:0 0 18px 0;
    box-shadow:0 8px 22px rgba(76,138,255,0.4),inset 0 1px 0 rgba(255,255,255,0.25);
    transition:transform .5s ease;
}
.main .zk2 .zk2_ul li:hover .icon{
    -webkit-transform:rotate(360deg) scale(1.05);
    -moz-transform:rotate(360deg) scale(1.05);
    transform:rotate(360deg) scale(1.05);
}
.main .zk2 .zk2_ul li .icon img{
    max-height:34px;
    width:auto;
    filter:brightness(0) invert(1) drop-shadow(0 2px 4px rgba(0,0,30,0.3));
}
.main .zk2 .zk2_ul li .title{
    font-size:18px !important;
    font-weight:700 !important;
    color:#fff !important;
    margin:0 0 10px 0 !important;
    line-height:1.35 !important;
}
.main .zk2 .zk2_ul li .title br{display:none;}
.main .zk2 .zk2_ul li .desc{
    font-size:13px !important;
    line-height:1.7 !important;
    color:var(--et-text-dim) !important;
    text-align:left !important;
    letter-spacing:0.3px;
}
.main .zk2 .zk2_ul li:nth-child(5){clear:none !important;}

/* 不同卡片不同主题色 */
.main .zk2 .zk2_ul li:nth-child(1){--accent:#4ad7ff;--accent-glow:rgba(76,215,255,0.18);}
.main .zk2 .zk2_ul li:nth-child(2){--accent:#4cffaa;--accent-glow:rgba(76,255,170,0.18);}
.main .zk2 .zk2_ul li:nth-child(2) .icon{background:linear-gradient(135deg,#4cffaa 0%,#4ad7ff 100%);box-shadow:0 8px 22px rgba(76,255,170,0.4),inset 0 1px 0 rgba(255,255,255,0.3);}
.main .zk2 .zk2_ul li:nth-child(3){--accent:#a96cff;--accent-glow:rgba(169,108,255,0.18);}
.main .zk2 .zk2_ul li:nth-child(3) .icon{background:linear-gradient(135deg,#a96cff 0%,#6c8aff 100%);box-shadow:0 8px 22px rgba(169,108,255,0.4),inset 0 1px 0 rgba(255,255,255,0.25);}
.main .zk2 .zk2_ul li:nth-child(4){--accent:#5b8aff;--accent-glow:rgba(91,138,255,0.18);}
.main .zk2 .zk2_ul li:nth-child(4) .icon{background:linear-gradient(135deg,#5b8aff 0%,#4ad7ff 100%);box-shadow:0 8px 22px rgba(91,138,255,0.4),inset 0 1px 0 rgba(255,255,255,0.25);}
.main .zk2 .zk2_ul li:nth-child(5){--accent:#ffd64a;--accent-glow:rgba(255,214,74,0.18);}
.main .zk2 .zk2_ul li:nth-child(5) .icon{background:linear-gradient(135deg,#ffd64a 0%,#ffb74d 100%);box-shadow:0 8px 22px rgba(255,180,77,0.45),inset 0 1px 0 rgba(255,255,255,0.4);}
.main .zk2 .zk2_ul li:nth-child(6){--accent:#4ad7ff;--accent-glow:rgba(76,215,255,0.18);}
.main .zk2 .zk2_ul li:nth-child(7){--accent:#a96cff;--accent-glow:rgba(169,108,255,0.18);}
.main .zk2 .zk2_ul li:nth-child(7) .icon{background:linear-gradient(135deg,#a96cff 0%,#6c8aff 100%);box-shadow:0 8px 22px rgba(169,108,255,0.4),inset 0 1px 0 rgba(255,255,255,0.25);}
.main .zk2 .zk2_ul li:nth-child(8){--accent:#4cffaa;--accent-glow:rgba(76,255,170,0.18);}
.main .zk2 .zk2_ul li:nth-child(8) .icon{background:linear-gradient(135deg,#4cffaa 0%,#4ad7ff 100%);box-shadow:0 8px 22px rgba(76,255,170,0.4),inset 0 1px 0 rgba(255,255,255,0.3);}

/* =========================================================
   产品特色 (zk3) 重设计:3 列卡片
   ========================================================= */
#qiu,#fei{display:none;}

.main .zk3{
    position:relative;
    padding:30px 0 30px 0;
}
.main .zk3 .box{
    background:none !important;
    background-size:auto !important;
    height:auto !important;
    width:auto !important;
    max-width:1200px;
    margin:0 auto !important;
    padding:30px 5px 20px 5px !important;
    color:#fff;
}
.main .zk3 .type{
    text-align:center;
    padding:0 0 45px 0 !important;
    text-transform:uppercase;
    font-size:12px;
    letter-spacing:5px;
    color:var(--et-text-mute);
    font-weight:300;
}
.main .zk3 .type .zk3_t2{
    font-size:44px !important;
    font-weight:800;
    background:linear-gradient(135deg,#7be3ff 0%,#a96cff 100%);
    -webkit-background-clip:text;
    background-clip:text;
    color:transparent;
    text-transform:none;
    letter-spacing:2px;
    margin-bottom:8px;
    line-height:1.1;
}
.main .zk3 ul{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:24px;
    padding:0;
    margin:0;
    list-style:none;
}
.main .zk3 li{
    position:relative !important;
    max-width:none !important;
    text-align:left !important;
    padding:46px 30px 38px 30px !important;
    margin:0 !important;
    background:var(--et-card-bg);
    border:1px solid var(--et-card-border);
    border-radius:18px;
    backdrop-filter:blur(15px);
    -webkit-backdrop-filter:blur(15px);
    overflow:hidden;
    transition:transform .4s ease,border-color .4s ease,box-shadow .4s ease;
    list-style:none;
    left:auto !important;right:auto !important;top:auto !important;bottom:auto !important;
    z-index:1 !important;
    padding-right:30px !important;
    padding-left:30px !important;
}
.main .zk3 li::before{
    content:'';
    position:absolute;
    top:0;left:0;right:0;
    height:3px;
    background:linear-gradient(90deg,transparent 10%,var(--feat-color,#4ad7ff) 50%,transparent 90%);
    opacity:0.85;
}
.main .zk3 li::after{
    content:'';
    position:absolute;
    inset:0;
    background:radial-gradient(circle at 80% -10%,var(--feat-glow,rgba(76,215,255,0.18)),transparent 55%);
    opacity:0.55;
    transition:opacity .4s ease;
    pointer-events:none;
}
.main .zk3 li:hover{
    transform:translateY(-8px);
    border-color:rgba(76,215,255,0.45);
    box-shadow:0 25px 50px rgba(0,0,30,0.5);
}
.main .zk3 li:hover::after{opacity:1;}
.main .zk3 li .tt{
    font-size:28px !important;
    font-weight:700 !important;
    line-height:1.35 !important;
    margin-bottom:18px !important;
    letter-spacing:1px;
}
.main .zk3 li .zy{
    font-size:14px !important;
    line-height:1.75 !important;
    color:var(--et-text-dim) !important;
    margin-top:0 !important;
    letter-spacing:0.3px;
}
/* 三种主题 */
.main .zk3 li.li1{--feat-color:#FFDA82;--feat-glow:rgba(255,218,130,0.18);}
.main .zk3 li.li1 .tt{color:#FFDA82;}
.main .zk3 li.li2{--feat-color:#0AC1FB;--feat-glow:rgba(10,193,251,0.18);}
.main .zk3 li.li2 .tt{color:#0AC1FB;}
.main .zk3 li.li3{--feat-color:#7BFCAB;--feat-glow:rgba(123,252,171,0.18);}
.main .zk3 li.li3 .tt{color:#7BFCAB;}

/* zk3 卡片左上角装饰小图标 */
.main .zk3 li::before{height:3px;}
.main .zk3 li .tt::before{
    content:'';
    display:block;
    width:46px;height:46px;
    border-radius:12px;
    margin-bottom:18px;
    background:linear-gradient(135deg,var(--feat-color,#4ad7ff),rgba(255,255,255,0.05));
    box-shadow:0 6px 20px var(--feat-glow,rgba(76,215,255,0.3)),inset 0 1px 0 rgba(255,255,255,0.3);
    position:relative;
}
.main .zk3 li.li1 .tt::before{background:linear-gradient(135deg,#FFDA82,#ffb74d);}
.main .zk3 li.li2 .tt::before{background:linear-gradient(135deg,#0AC1FB,#6c8aff);}
.main .zk3 li.li3 .tt::before{background:linear-gradient(135deg,#7BFCAB,#4ad7ff);}

/* =========================================================
   下方留白 / footer 微调
   ========================================================= */
.fkg{padding:50px 0;}
.footer{
    padding:60px 0 30px 0;
    color:var(--et-text-mute);
    font-size:13px;
    line-height:2;
    letter-spacing:0.5px;
}
.footer a{color:var(--et-text-dim);transition:color .25s;}
.footer a:hover{color:var(--et-cyan);}

/* =========================================================
   响应式
   ========================================================= */
@media screen and (max-width:1200px){
    .main .zk1 .zk1_desc .brand{font-size:115px;}
    .main .zk1 .zk1_desc__sub{font-size:28px;letter-spacing:0.42em;}
    .main .zk2 .zk2_ul ul{grid-template-columns:repeat(4,1fr);gap:14px;}
    .main .zk2 .zk2_ul li{padding:24px 18px 22px 18px;}
}
@media screen and (max-width:1024px){
    .main .zk1 .zk1_desc .brand{font-size:90px;}
    .main .zk1 .zk1_desc__sub{font-size:22px;letter-spacing:0.38em;}
    .main .zk2 .zk2_type .zk2_h2,
    .main .zk3 .type .zk3_t2{font-size:36px;}
    .main .zk2 .zk2_ul ul{grid-template-columns:repeat(2,1fr);}
    .main .zk3 ul{grid-template-columns:repeat(3,1fr);gap:18px;}
    .main .zk3 li{padding:36px 22px 30px 22px !important;}
    .main .zk3 li .tt{font-size:24px !important;}
}
@media screen and (max-width:750px){
    .main{padding:15px 0 0 0;}
    .main .zk1{padding:18px 0 0 0;}
    .main .zk1 .zk1_desc{padding:14px 0 18px 0;}
    .main .zk1 .zk1_desc .brand{font-size:62px;letter-spacing:0.04em;}
    .main .zk1 .zk1_desc__sub{font-size:15px;letter-spacing:0.32em;margin-top:10px;}
    .main .zk1 .zk1_features{padding:6px 12px 16px 12px;gap:7px 8px;}
    .main .zk1 .zk1_features span{font-size:12px;padding:6px 14px;letter-spacing:0.5px;}
    .main .zk1 .zk1_btn{padding:14px 0 5px 0;gap:10px;}
    .main .zk1 .zk1_btn a,
    .dropdown-toggle{
        width:auto !important;
        min-width:0 !important;
        flex:1 1 240px;
        max-width:90%;
        padding:13px 18px !important;
        font-size:14px !important;
    }
    .main .zk1 .zk1_btn a img{max-height:20px !important;margin-right:6px !important;}
    .banner{padding:20px 0 35px 0;}
    .banner .swiper-pagination-bullet{width:24px;}
    .banner .swiper-pagination-bullet-active{width:34px;}
    .main .zk2{margin:30px 0 20px 0;padding:25px 0 20px 0;}
    .main .zk2 .zk2_type{padding:8px 0 20px 0;}
    .main .zk2 .zk2_type .zk2_h2{font-size:28px;}
    .main .zk2 .zk2_type p{font-size:11px;letter-spacing:3px;}
    .main .zk2 .zk2_ul ul{grid-template-columns:repeat(2,1fr);gap:10px;padding:5px 10px 15px 10px;}
    .main .zk2 .zk2_ul li{padding:18px 14px 16px 14px;border-radius:11px;}
    .main .zk2 .zk2_ul li .icon{width:46px;height:46px;border-radius:11px;margin-bottom:12px;}
    .main .zk2 .zk2_ul li .icon img{max-height:24px;}
    .main .zk2 .zk2_ul li .title{font-size:15px !important;margin-bottom:6px !important;}
    .main .zk2 .zk2_ul li .desc{font-size:12px !important;line-height:1.55 !important;}
    .main .zk3{padding:10px 0 10px 0;}
    .main .zk3 .box{padding:10px 8px 10px 8px !important;}
    .main .zk3 .type{padding:0 0 22px 0 !important;font-size:11px;letter-spacing:3px;}
    .main .zk3 .type .zk3_t2{font-size:28px !important;}
    .main .zk3 ul{grid-template-columns:1fr;gap:12px;}
    .main .zk3 li{padding:22px 18px 20px 18px !important;border-radius:13px;}
    .main .zk3 li .tt{font-size:20px !important;margin-bottom:10px !important;}
    .main .zk3 li .tt::before{width:36px;height:36px;border-radius:9px;margin-bottom:12px;}
    .main .zk3 li .zy{font-size:12px !important;line-height:1.6 !important;}
    .fkg{padding:20px 0;}
    .footer{padding:25px 0 15px 0;font-size:11px;}
}

/* ============================================================
   "免费" 标识 —— 让安卓 / 电脑两个按钮一眼可见是免费的
   ============================================================ */

/* 免费按钮整体强化:更亮的高光 + 顶部金色描边 */
.main .zk1 .zk1_btn a.is-free{
    box-shadow:
        0 12px 32px rgba(255,170,60,0.35),
        0 2px 6px rgba(0,0,30,0.45),
        inset 0 1px 0 rgba(255,255,255,0.45),
        inset 0 0 0 1px rgba(255,214,74,0.55) !important;
}
.main .zk1 .zk1_btn a.is-free:hover{
    transform:translateY(-4px) !important;
    box-shadow:
        0 18px 44px rgba(255,170,60,0.5),
        0 4px 12px rgba(0,0,30,0.5),
        inset 0 1px 0 rgba(255,255,255,0.55),
        inset 0 0 0 1px rgba(255,214,74,0.85) !important;
}

/* 内嵌"免费"胶囊徽章 */
.main .zk1 .zk1_btn a .tag-free{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    margin-left:10px;
    padding:3px 10px 3px 10px;
    background:linear-gradient(135deg,#ffe07a 0%,#ffb347 55%,#ff8a3d 100%);
    color:#3a1a05;
    font-size:11px;
    font-weight:900;
    font-style:normal;
    line-height:1.2;
    letter-spacing:1.5px;
    border-radius:11px;
    vertical-align:middle;
    text-shadow:0 1px 0 rgba(255,255,255,0.45);
    box-shadow:
        0 3px 10px rgba(255,138,61,0.55),
        0 0 0 1px rgba(255,255,255,0.35) inset,
        0 -1px 0 rgba(120,50,0,0.25) inset;
    position:relative;
    z-index:2;
    animation:tagFreePulse 1.8s ease-in-out infinite;
}

/* 徽章内一道扫过的微光 */
.main .zk1 .zk1_btn a .tag-free::before{
    content:'';
    position:absolute;
    top:0;left:-120%;
    width:60%;height:100%;
    background:linear-gradient(120deg,transparent,rgba(255,255,255,0.85),transparent);
    transform:skewX(-22deg);
    animation:tagFreeShine 2.6s ease-in-out infinite;
    border-radius:inherit;
    pointer-events:none;
}

@keyframes tagFreePulse{
    0%,100%{
        transform:scale(1);
        box-shadow:
            0 3px 10px rgba(255,138,61,0.55),
            0 0 0 1px rgba(255,255,255,0.35) inset,
            0 -1px 0 rgba(120,50,0,0.25) inset;
    }
    50%{
        transform:scale(1.08);
        box-shadow:
            0 5px 16px rgba(255,138,61,0.85),
            0 0 0 4px rgba(255,214,74,0.28),
            0 0 0 1px rgba(255,255,255,0.55) inset,
            0 -1px 0 rgba(120,50,0,0.25) inset;
    }
}

@keyframes tagFreeShine{
    0%,55%{left:-120%;}
    75%{left:140%;}
    100%{left:140%;}
}

/* 750 窄屏:徽章稍小,避免按钮挤出一行 */
@media screen and (max-width:750px){
    .main .zk1 .zk1_btn a .tag-free{
        margin-left:8px;
        padding:2px 8px;
        font-size:10px;
        letter-spacing:1px;
        border-radius:9px;
    }
}