/* 培训项目页样式 */
/* 面包屑（与六西格玛/精益页一致） */
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13px;color:rgba(255,255,255,.7);margin-bottom:16px}
.breadcrumb a{color:rgba(255,255,255,.7);transition:color .3s}
.breadcrumb a:hover{color:var(--gold)}
.breadcrumb .current{color:#fff}

/* 内页 Banner */
.im-banner{position:relative;min-height:clamp(320px,30vw,420px);display:flex;align-items:center;background:#0b1f3f url(../images/6xigema/banenr_sixxigema.jpg) center/cover no-repeat}
.im-banner::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(7,24,52,.88) 0%,rgba(7,24,52,.55) 55%,rgba(7,24,52,.25) 100%)}
.im-banner-inner{position:relative;z-index:1;max-width:var(--container);margin:0 auto;padding:clamp(48px,6vw,90px) var(--gutter);width:100%}
.im-banner-title{font-size:clamp(26px,3.2vw,44px);font-weight:700;color:#fff;line-height:1.4;margin-bottom:14px}
.im-banner-title em{font-style:normal;color:var(--gold)}
.im-banner-sub{font-size:clamp(14px,1.3vw,18px);color:rgba(255,255,255,.85);letter-spacing:1px;margin-bottom:clamp(24px,3vw,40px)}
.im-banner-btns{display:flex;flex-wrap:wrap;gap:12px}
.im-btn{display:inline-block;padding:9px 26px;border:1px solid rgba(255,255,255,.7);border-radius:4px;color:#fff;font-size:14px;transition:all .3s}
.im-btn:hover{background:var(--gold);border-color:var(--gold);color:#1a1a1a}
@media (max-width:600px){.im-banner-btns .im-btn{flex:1;text-align:center}.im-btn{padding-left:16px;padding-right:16px}}

/* 主体布局：左侧导航 + 右侧列表 */
.im-sec{background:#f6f8fb;padding:clamp(36px,4vw,60px) 0 70px}
.im-inner{max-width:var(--container);margin:0 auto;padding:0 var(--gutter);display:grid;grid-template-columns:250px minmax(0,1fr);gap:26px;align-items:start}

/* 左侧项目导航 */
.im-side{position:sticky;top:96px;background:#fff;border:1px solid #e6ecf3;border-radius:6px;overflow:hidden}
.im-side-title{padding:16px 20px;font-size:16px;font-weight:600;color:#fff;background:var(--main)}
.im-nav{display:flex;flex-direction:column}
.im-nav a{position:relative;padding:14px 20px;font-size:14px;color:#3c4a5f;border-bottom:1px solid #eef2f6;transition:all .25s}
.im-nav a:last-child{border-bottom:none}
.im-nav a::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--main);opacity:0;transition:opacity .25s}
.im-nav a:hover{color:var(--main);background:#f2f7fd}
.im-nav a.is-active{color:var(--main);background:#f2f7fd;font-weight:500}
.im-nav a.is-active::before{opacity:1}
.im-nav a span{float:right;font-size:12px;color:#9aa7b8}
.im-nav a.is-active span{color:var(--main)}

/* 右侧项目列表（新闻文章列表样式） */
.im-list{display:flex;flex-direction:column;gap:18px}
.im-item{display:flex;gap:20px;background:#fff;border:1px solid #e6ecf3;border-radius:6px;overflow:hidden;transition:box-shadow .3s,transform .3s}
.im-item:hover{box-shadow:0 10px 28px rgba(22,35,58,.1);transform:translateY(-3px)}
.im-item.is-hide{display:none}
.im-media{position:relative;flex:0 0 240px;overflow:hidden}
.im-media img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s}
.im-item:hover .im-media img{transform:scale(1.05)}
.im-badge{position:absolute;left:10px;top:10px;padding:3px 10px;font-size:12px;color:#fff;background:rgba(43,108,176,.92);border-radius:3px}
.im-body{flex:1;min-width:0;padding:20px 22px 16px 0;display:flex;flex-direction:column}
.im-meta{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:10px}
.im-meta span{padding:2px 10px;font-size:12px;color:#5b6b82;background:#f0f4f9;border-radius:3px}
.im-title{font-size:18px;font-weight:500;line-height:1.5;margin-bottom:8px}
.im-title a{color:#16233a;transition:color .3s}
.im-title a:hover{color:var(--main)}
.im-desc{font-size:13px;line-height:1.9;color:#7a8798;display:-webkit-box;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.im-more{display:inline-flex;align-items:center;gap:8px;margin-top:auto;padding-top:12px;font-size:13px;color:var(--main)}
.im-more img{width:6px;height:11px;transition:transform .3s}
.im-more:hover img{transform:translateX(4px)}

/* 空态 */
.im-empty{display:none;padding:40px 0;text-align:center;font-size:14px;color:#9aa7b8}
.im-empty.is-show{display:block}

/* 分页 */
.im-pager{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin-top:10px}
.im-pager a{min-width:38px;padding:8px 12px;text-align:center;font-size:13px;color:#3c4a5f;background:#fff;border:1px solid #e6ecf3;border-radius:4px;transition:all .25s}
.im-pager a:hover{color:var(--main);border-color:var(--main)}
.im-pager a.is-active{color:#fff;background:var(--main);border-color:var(--main);pointer-events:none}
.im-pager a.is-disabled{color:#b8c2cf;background:#f6f8fb;pointer-events:none}

@media (max-width:1100px){
    .im-inner{grid-template-columns:210px minmax(0,1fr)}
    .im-media{flex-basis:200px}
}
@media (max-width:900px){
    .im-inner{grid-template-columns:minmax(0,1fr)}
    .im-side{position:static}
    .im-nav{flex-direction:row;overflow-x:auto;scrollbar-width:none}
    .im-nav::-webkit-scrollbar{display:none}
    .im-nav a{flex:0 0 auto;border-bottom:none;border-right:1px solid #eef2f6;white-space:nowrap}
    .im-nav a::before{top:auto;height:3px;width:auto;left:0;right:0}
    .im-nav a span{margin-left:6px;float:none}
}
@media (max-width:600px){
/* 基础 padding 下边距 70px，小屏偏空，收到 30px */
.im-sec{padding-bottom:30px}
.im-item{flex-direction:column;gap:0}
    .im-media{flex:none}
    .im-media img{width:100%;aspect-ratio:16/9;height:auto}
    .im-body{padding:16px 18px 14px}
}

/* ===== 培训项目详情页（item/detail.html） ===== */
.tp-detail-inner{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:32px;align-items:start}
.tp-detail-main{background:#fff;border-radius:10px;padding:24px}
.tp-detail-cover{width:100%;height:auto;border-radius:8px;display:block;margin-bottom:20px}
.tp-detail-body{font-size:16px;line-height:1.9;color:#333}
.tp-detail-body p{margin:0 0 14px}
.tp-detail-body img{max-width:100%;height:auto}
.tp-detail-body h2,.tp-detail-body h3{margin:22px 0 12px;font-size:20px}
/* 去掉左侧缩进：原 22px margin-left 还要叠加浏览器默认 ul/ol 的 40px padding-left，
   实际缩进达 62px。这里两者都清零，并用 list-style-position:inside 让
   项目符号/序号留在内容区内（否则符号会溢出到正文左边界之外被裁掉） */
.tp-detail-body ul,.tp-detail-body ol{margin:0 0 14px;padding-left:0;list-style-position:inside}
.tp-detail-tip{color:#888;font-size:14px}
.tp-detail-nav{font-size:14px;color:#666;border-top:1px dashed #eee;padding-top:12px;margin:12px 0 0}
.tp-detail-side{background:#fff;border-radius:10px;padding:22px}
.tp-side-title{font-size:18px;margin:0 0 14px;padding-bottom:10px;border-bottom:1px solid #eee}
.tp-detail-side p{display:flex;justify-content:space-between;font-size:15px;margin:0 0 10px;color:#555}
.tp-side-btn{display:block;text-align:center;margin:16px 0}
.tp-side-list{list-style:none;margin:0;padding:0}
.tp-side-list li{padding:8px 0;border-bottom:1px dashed #eee;font-size:15px}
.tp-side-list a{color:#333}
.tp-side-list a:hover{color:#2b6cb0}
@media (max-width:900px){.tp-detail-inner{grid-template-columns:1fr}}
@media (max-width:600px){.tp-detail-main{padding:20px}}