:root {
  --md-bg:#0e0e12; --md-surface:#1a1a1f; --md-surface-2:#232329;
  --md-on-surface:#e7e7eb; --md-on-surface-variant:#a7a7b3;
  --md-primary:#7ab8ff; --md-secondary:#6ee7ff; --md-tertiary:#a5f3fc;
  --md-glass:rgba(255,255,255,0.06); --md-glass-strong:rgba(255,255,255,0.12);
  --md-glass-border:rgba(255,255,255,0.14); --md-ease:cubic-bezier(0.2,0,0,1);
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",-apple-system,"Segoe UI",Roboto,sans-serif;background:var(--md-bg);color:var(--md-on-surface);overflow-x:hidden;-webkit-font-smoothing:antialiased;min-height:100vh;position:relative;}
.bg-orbs{position:fixed;inset:0;z-index:0;overflow:hidden;pointer-events:none;}
.orb{position:absolute;border-radius:50%;filter:blur(90px);opacity:0.5;will-change:transform;}
.orb-1{width:520px;height:520px;background:var(--md-primary);top:-160px;left:-140px;animation:d1 24s ease-in-out infinite alternate;}
.orb-2{width:460px;height:460px;background:var(--md-tertiary);bottom:-180px;right:-120px;animation:d2 28s ease-in-out infinite alternate;}
.orb-3{width:380px;height:380px;background:var(--md-secondary);top:40%;left:60%;animation:d3 32s ease-in-out infinite alternate;}
@keyframes d1{to{transform:translate(80px,100px) scale(1.12);}}
@keyframes d2{to{transform:translate(-90px,-70px) scale(1.08);}}
@keyframes d3{to{transform:translate(-110px,50px) scale(0.92);}}

.page{position:relative;z-index:2;max-width:1160px;margin:0 auto;padding:0 22px 80px;}

/* 顶部导航 */
.topbar{position:sticky;top:0;z-index:100;display:flex;align-items:center;justify-content:space-between;padding:14px 24px;background:rgba(14,14,18,0.7);backdrop-filter:blur(18px);border-bottom:1px solid var(--md-glass-border);}
.topbar .brand{font-weight:800;font-size:19px;background:linear-gradient(120deg,#fff,var(--md-primary),var(--md-tertiary));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;text-decoration:none;}
.topbar .actions{display:flex;gap:10px;align-items:center;}

/* 搜索栏 */
.search-bar{display:flex;gap:12px;margin:36px 0 8px;}
.search-bar input{flex:1;padding:13px 18px;border-radius:999px;background:var(--md-glass);border:1px solid var(--md-glass-border);color:#fff;font-size:15px;outline:none;backdrop-filter:blur(14px);transition:border 0.3s;}
.search-bar input:focus{border-color:var(--md-primary);}
.search-bar button{padding:13px 26px;border-radius:999px;border:none;cursor:pointer;background:linear-gradient(120deg,var(--md-primary),var(--md-secondary));color:#12121a;font-size:15px;font-weight:700;transition:transform 0.3s,box-shadow 0.3s;}
.search-bar button:hover{transform:translateY(-2px);box-shadow:0 10px 26px rgba(122,184,255,0.4);}

/* 分类导航 */
.cat-nav{display:flex;gap:10px;flex-wrap:wrap;margin:14px 0 8px;}
.cat-btn{padding:9px 18px;border-radius:999px;font-size:13px;background:var(--md-glass);border:1px solid var(--md-glass-border);color:var(--md-on-surface);cursor:pointer;backdrop-filter:blur(14px);transition:all 0.3s var(--md-ease);}
.cat-btn:hover{border-color:var(--md-primary);transform:translateY(-2px);}
.cat-btn.active{background:linear-gradient(120deg,var(--md-primary),var(--md-secondary));color:#12121a;font-weight:600;border:none;}

/* 软件网格 */
.soft-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px;margin-top:18px;}
.glass-card{position:relative;background:var(--md-glass);border:1px solid var(--md-glass-border);border-radius:22px;backdrop-filter:blur(18px) saturate(140%);-webkit-backdrop-filter:blur(18px) saturate(140%);box-shadow:0 10px 36px rgba(0,0,0,0.35),inset 0 1px 0 rgba(255,255,255,0.12);overflow:hidden;transition:transform 0.35s var(--md-ease),box-shadow 0.35s var(--md-ease);}
.glass-card::before{content:"";position:absolute;top:0;left:-60%;width:55%;height:100%;background:linear-gradient(100deg,transparent,rgba(255,255,255,0.12),transparent);transform:skewX(-20deg);transition:left 0.7s var(--md-ease);pointer-events:none;}
.glass-card:hover{transform:translateY(-5px);box-shadow:0 20px 56px rgba(0,0,0,0.5),0 0 0 1px rgba(122,184,255,0.25);}
.glass-card:hover::before{left:120%;}

/* 软件卡片 */
.soft-card{padding:22px;cursor:pointer;display:flex;flex-direction:column;gap:10px;}
.soft-card .sicon{font-size:42px;width:64px;height:64px;border-radius:16px;display:flex;align-items:center;justify-content:center;background:var(--md-glass-strong);border:1px solid var(--md-glass-border);}
.soft-card .sname{color:#fff;font-size:17px;font-weight:700;}
.soft-card .sdesc{color:var(--md-on-surface-variant);font-size:13px;line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;flex:1;}
.soft-card .smeta{display:flex;gap:12px;flex-wrap:wrap;font-size:12px;color:var(--md-on-surface-variant);}
.soft-card .smeta span{display:inline-flex;align-items:center;gap:4px;}
.soft-card .smeta .cat{color:var(--md-tertiary);}
.soft-card .stags{display:flex;gap:6px;flex-wrap:wrap;}
.soft-card .stags .tg{padding:4px 10px;border-radius:999px;font-size:11px;background:var(--md-glass);border:1px solid var(--md-glass-border);color:var(--md-on-surface-variant);}

/* 详情弹窗 */
.modal{position:fixed;inset:0;z-index:200;display:none;align-items:center;justify-content:center;background:rgba(0,0,0,0.6);backdrop-filter:blur(8px);padding:20px;}
.modal.show{display:flex;}
.modal-box{width:520px;max-width:94vw;max-height:86vh;overflow-y:auto;background:rgba(28,28,36,0.94);border:1px solid var(--md-glass-border);border-radius:24px;padding:32px 30px;box-shadow:0 24px 80px rgba(0,0,0,0.6);animation:pop 0.25s var(--md-ease);position:relative;}
@keyframes pop{from{transform:scale(0.92);opacity:0;}to{transform:scale(1);opacity:1;}}
.modal-box .close{position:absolute;top:16px;right:20px;font-size:26px;color:var(--md-on-surface-variant);cursor:pointer;background:none;border:none;line-height:1;}
.modal-box .close:hover{color:#fff;}
.modal-box .dhead{display:flex;gap:16px;align-items:center;margin-bottom:16px;}
.modal-box .dicon{font-size:48px;width:72px;height:72px;border-radius:18px;display:flex;align-items:center;justify-content:center;background:var(--md-glass-strong);border:1px solid var(--md-glass-border);flex-shrink:0;}
.modal-box .dname{font-size:21px;font-weight:800;color:#fff;}
.modal-box .dmeta{display:flex;gap:12px;flex-wrap:wrap;margin:12px 0;font-size:13px;color:var(--md-on-surface-variant);}
.modal-box .dmeta .cat{color:var(--md-tertiary);}
.modal-box .ddesc{color:var(--md-on-surface-variant);font-size:14px;line-height:1.8;margin-bottom:16px;}
.modal-box .dtags{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:20px;}
.modal-box .dtags .tg{padding:5px 12px;border-radius:999px;font-size:12px;background:var(--md-glass);border:1px solid var(--md-glass-border);color:var(--md-on-surface-variant);}
.modal-box .dbtn{display:inline-flex;align-items:center;gap:8px;padding:13px 30px;border-radius:999px;font-size:15px;font-weight:700;text-decoration:none;background:linear-gradient(120deg,var(--md-primary),var(--md-secondary));color:#12121a;transition:transform 0.3s,box-shadow 0.3s;}
.modal-box .dbtn:hover{transform:translateY(-2px);box-shadow:0 10px 26px rgba(122,184,255,0.4);}

/* 分页 */
.pagination{display:flex;gap:8px;justify-content:center;margin-top:30px;flex-wrap:wrap;}
.page-btn{padding:9px 15px;border-radius:10px;font-size:13px;background:var(--md-glass);border:1px solid var(--md-glass-border);color:var(--md-on-surface);cursor:pointer;transition:all 0.3s;}
.page-btn:hover{border-color:var(--md-primary);}
.page-btn.active{background:var(--md-primary);color:#12121a;font-weight:700;border:none;}

/* 空状态 */
.empty{text-align:center;color:var(--md-on-surface-variant);font-size:15px;padding:50px 0;grid-column:1/-1;}

/* 加载 */
.loading{text-align:center;color:var(--md-on-surface-variant);font-size:14px;padding:30px 0;grid-column:1/-1;}

/* 响应式 */
@media(max-width:700px){
  .soft-grid{grid-template-columns:1fr;}
  .topbar{padding:12px 16px;}
  .search-bar{flex-direction:column;}
  .search-bar button{width:100%;}
}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;}}