/* ===== 猫站共享样式：黑白灰极简 · 同层细线 ===== */
:root{
  --ink:#17181a;
  --ink-2:#6b7076;
  --ink-3:#a8adb3;
  --line:#ececee;
  --bg:#ffffff;
}
*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html{font-size:16px}
body{
  font-family:"PingFang SC","Microsoft YaHei",-apple-system,"Helvetica Neue",sans-serif;
  background:var(--bg);color:var(--ink);min-height:100vh;
}
.page{
  max-width:520px;margin:0 auto;background:var(--bg);
  min-height:100vh;
  padding-bottom:calc(60px + env(safe-area-inset-bottom));
  display:flex;flex-direction:column;
}
.page.no-nav{padding-bottom:24px}
.page > footer{margin-top:auto;border-top:1px solid var(--line)}
@media(min-width:560px){
  body{background:#f4f4f5}
  .page{border-left:1px solid var(--line);border-right:1px solid var(--line)}
}

/* ===== 登录 / 注册（下划线极简式） ===== */
.auth-wrap{padding:36px 24px 24px;flex:1}
.auth-tabs{display:flex;border-bottom:1px solid var(--line);margin-bottom:28px}
.auth-tabs .tab{flex:1;text-align:center;padding:12px 0;font-size:.95rem}
.auth-field{margin-bottom:22px}
.auth-field label{display:block;font-size:.72rem;color:var(--ink-3);margin-bottom:2px}
.auth-field input{
  width:100%;height:40px;padding:0 2px;
  border:none;border-bottom:1px solid var(--line);background:transparent;
  font-size:.95rem;font-family:inherit;outline:none;
  transition:border-color .2s;
}
.auth-field input:focus{border-bottom-color:var(--ink)}
.auth-field input::placeholder{color:#c9cbd0}
.auth-submit{
  width:100%;height:44px;margin-top:14px;
  background:var(--ink);color:#fff;border:none;
  font-size:.9rem;font-weight:600;letter-spacing:4px;font-family:inherit;cursor:pointer;
}
.auth-submit:active{opacity:.85}
.auth-links{display:flex;justify-content:space-between;margin-top:16px;font-size:.76rem;color:var(--ink-3)}
.auth-links a{color:var(--ink-2);text-decoration:none}
.auth-links a:active{color:var(--ink)}
.auth-links a.hl{color:var(--ink);font-weight:700}
.auth-agree{display:flex;align-items:flex-start;gap:8px;margin-top:26px;font-size:.72rem;color:var(--ink-3);line-height:1.7}
.auth-agree input{width:15px;height:15px;margin:1px 0 0;accent-color:#17181a;flex-shrink:0;cursor:pointer}
.auth-agree p{margin:0}
.auth-agree a{color:var(--ink);font-weight:600;text-decoration:none;border-bottom:1px solid var(--ink-3)}
.auth-disc{
  margin-top:10px;padding:12px 14px;background:#f7f7f8;
  font-size:.7rem;color:var(--ink-2);line-height:1.9;
}

/* ===== 详情页互动区（一行文字式，无框） ===== */
.meta-acts{
  display:flex;align-items:center;justify-content:center;gap:10px;flex-wrap:wrap;
  padding:14px 20px 0;
  font-size:.74rem;color:var(--ink-3);
}
.meta-acts i{font-style:normal;color:#e2e2e5}
.meta-acts .act{
  display:inline-flex;align-items:center;gap:4px;
  background:none;border:none;padding:2px 0;
  font:inherit;font-family:inherit;color:var(--ink-2);cursor:pointer;
}
.meta-acts .act svg{width:13px;height:13px}
.meta-acts .act.on{color:var(--ink);font-weight:600}
.meta-acts .act.on svg{fill:currentColor}

/* 评论区（仿猫站） */
.cmt-n{color:var(--ink-3);font-weight:400;font-size:.8rem}
.cmt-bar{display:flex;align-items:center;justify-content:space-between;padding:6px 20px 10px;border-bottom:1px solid var(--line);margin-bottom:14px}
.cmt-sort{display:flex;gap:24px}
.cmt-sort .cs{
  border:none;background:none;cursor:pointer;font-family:inherit;
  font-size:.85rem;color:var(--ink-3);padding:6px 2px;position:relative;
}
.cmt-sort .cs.on{color:var(--ink);font-weight:700}
.cmt-sort .cs.on::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;background:var(--ink);
}
.cmt-login-pill{
  font-size:.72rem;color:#fff;background:#17181a;text-decoration:none;
  padding:6px 14px;border-radius:999px;
}
.cmt-user-chip{
  display:inline-flex;align-items:center;gap:6px;
  font-size:.76rem;color:var(--ink-2);
}
.cmt-chip-ava{
  width:22px;height:22px;border-radius:50%;color:#fff;font-size:.62rem;font-weight:600;line-height:1;padding-bottom:1px;
  display:grid;place-items:center;
}
.cmt-notice{
  margin:0 20px 12px;padding:10px 0;text-align:center;
  font-size:.78rem;color:var(--ink-3);
}
.cmt-notice a{
  color:var(--ink);font-weight:600;text-decoration:underline;
  text-underline-offset:2px;margin-left:2px;
}
.cmt-input{padding:4px 20px 18px}
.cmt-editor{
  background:#f6f6f7;padding:14px 14px 10px;
}
.cmt-editor textarea{
  display:block;width:100%;box-sizing:border-box;border:none;background:transparent;
  font-size:.88rem;line-height:1.7;font-family:inherit;outline:none;resize:none;
  min-height:52px;max-height:140px;color:var(--ink);
}
.cmt-editor textarea::placeholder{color:#b9bbc0}
.cmt-tools{display:flex;align-items:center;justify-content:space-between;margin-top:10px}
.cmt-attach{
  display:inline-flex;align-items:center;gap:5px;cursor:pointer;
  font-size:.74rem;color:var(--ink-3);
}
.cmt-attach svg{width:14px;height:14px}
.cmt-attach:active{color:var(--ink)}
.cmt-att-prev, .rp-att-prev{
  display:flex;flex-wrap:wrap;gap:8px;margin-top:10px;
}
.cmt-att-prev:empty, .rp-att-prev:empty{display:none}
.att-item{position:relative;display:inline-block}
.att-item img{width:56px;height:56px;object-fit:cover;border:1px solid var(--line);display:block;background:#fff}
.att-item button{
  position:absolute;top:-8px;right:-8px;width:18px;height:18px;border-radius:50%;
  background:var(--ink);color:#fff;border:none;font-size:.7rem;line-height:1;cursor:pointer;
}
.cmt-tools button#cmtPost{
  height:32px;padding:0 18px;background:var(--ink);color:#fff;border:none;
  font-size:.78rem;font-family:inherit;cursor:pointer;flex-shrink:0;
}
.cmt-att-row{
  display:flex;flex-wrap:nowrap;gap:8px;margin-top:10px;
  overflow-x:auto;scrollbar-width:none;-webkit-overflow-scrolling:touch;
}
.cmt-att-row::-webkit-scrollbar{display:none}
.cmt-att{width:96px;height:96px;object-fit:cover;border:1px solid var(--line);display:block;cursor:zoom-in;background:#fff;flex-shrink:0}
.cmt-item{display:flex;gap:12px;padding:16px 20px;border-bottom:1px solid var(--line)}
.rp-to{font-weight:400;font-size:.72rem;color:var(--ink-3);margin:0 2px}
.rp-to b{color:var(--ink);font-weight:700}
.cmt-ava{
  width:34px;height:34px;border-radius:50%;background:#f0f0f2;color:var(--ink-3);flex-shrink:0;
  display:grid;place-items:center;font-size:.82rem;font-weight:600;line-height:1;padding-bottom:1px;
}
.cmt-body{flex:1;min-width:0}
.cmt-head{display:flex;align-items:center;font-size:.78rem;color:var(--ink);margin-bottom:6px}
.cmt-head b{font-weight:600;margin-right:6px}
.cmt-date{margin-left:auto;font-size:.68rem;color:#c4c6cb}
.badge-admin{
  font-size:.6rem;color:#fff;background:#17181a;padding:2px 6px;
  font-weight:400;letter-spacing:.05em;
}
.cmt-text{font-size:.85rem;line-height:1.7;word-break:break-all;color:#2a2b2f}
.cmt-acts{display:flex;gap:18px;margin-top:10px}
.cmt-like{
  display:inline-flex;align-items:center;gap:5px;
  background:none;border:none;padding:0;cursor:pointer;font-family:inherit;
  font-size:.72rem;color:var(--ink-3);
}
.cmt-like svg{width:13px;height:13px}
.cmt-like.on{color:var(--ink);font-weight:600}
.cmt-like.on svg{fill:currentColor}
.cmt-act{
  background:none;border:none;padding:0;cursor:pointer;font-family:inherit;
  font-size:.72rem;color:var(--ink-3);
}
.cmt-act:active{color:var(--ink)}
.cmt-del{color:#c0504d}
.cmt-rp-box{
  display:flex;gap:8px;margin-top:8px;
}
.cmt-rp-box input{
  flex:1;height:32px;padding:0 10px;border:1px solid var(--line);
  font-size:.8rem;font-family:inherit;outline:none;min-width:0;background:#fafafa;
}
.cmt-rp-box input:focus{border-color:var(--ink-3);background:#fff}
.cmt-rp-box button{
  height:32px;padding:0 12px;background:var(--ink);color:#fff;border:none;
  font-size:.76rem;font-family:inherit;cursor:pointer;flex-shrink:0;
}
.cmt-rp-toggle{
  display:inline-flex;align-items:center;gap:3px;margin-top:10px;
  background:none;border:none;padding:0;cursor:pointer;font-family:inherit;
  font-size:.72rem;color:var(--ink-2);
}
.cmt-rp-toggle span{display:inline-block;transition:transform .2s;font-size:.8rem}
.cmt-replies{margin-top:4px;background:#f9f9fa}
.cmt-sub{border-bottom:none;padding:10px 12px}
.cmt-sub .cmt-ava{width:26px;height:26px;font-size:.68rem}

/* ===== 回复底部弹层 ===== */
.rp-mask{
  position:fixed;inset:0;z-index:80;background:rgba(0,0,0,.45);
  display:none;align-items:flex-end;justify-content:center;
}
.rp-mask.open{display:flex}
.rp-sheet{
  width:100%;max-width:520px;height:88%;background:#fff;
  display:flex;flex-direction:column;
  animation:rpUp .28s ease;
}
@keyframes rpUp{from{transform:translateY(60px);opacity:.6}to{transform:none;opacity:1}}
.rp-handle{
  width:36px;height:4px;background:#ddd;border-radius:99px;
  margin:10px auto 2px;flex-shrink:0;
}
.rp-scroll{flex:1;overflow-y:auto;padding:4px 0 8px;min-height:200px}
.rp-scroll .cmt-item{border-bottom:none}
#rpParent{border-bottom:1px solid var(--line);margin-bottom:4px}
.rp-empty{padding:32px;text-align:center;font-size:.78rem;color:var(--ink-3)}

/* 内联回复编辑器（仿猫站：插入到被回复评论下方） */
.ie-editor{
  margin:6px 20px 12px 58px;background:var(--bg);padding:10px 12px;
}
.ie-editor textarea{
  display:block;width:100%;box-sizing:border-box;border:none;background:transparent;
  font-family:inherit;font-size:.84rem;color:var(--ink);min-height:42px;resize:none;
}
.ie-editor textarea:focus{outline:none}
.ie-editor textarea::placeholder{color:var(--ink-3)}
.ie-tools{display:flex;align-items:center;justify-content:space-between;margin-top:6px}
.ie-tools .cmt-attach{padding:4px 2px}
#ieSend{
  background:var(--ink);color:#fff;border:none;padding:5px 20px;
  font-size:.78rem;cursor:pointer;font-weight:600;
}
#ieSend:active{opacity:.85}

/* ===== 协议文档页 ===== */
.doc-body{max-width:640px;margin:0 auto;padding:6px 24px 48px}
.doc-meta{
  font-size:.7rem;color:var(--ink-3);letter-spacing:.04em;
  padding-bottom:14px;margin-bottom:6px;border-bottom:1px solid var(--line);
}
.doc-clause{
  display:flex;gap:14px;padding:16px 0;border-bottom:1px solid var(--line);
}
.doc-clause:last-child{border-bottom:none}
.doc-num{
  flex-shrink:0;font-size:.72rem;font-weight:700;color:var(--ink-3);
  padding-top:3px;letter-spacing:.05em;
}
.doc-txt{margin:0;font-size:.87rem;line-height:1.95;color:#2a2b2f;word-break:break-word}

/* ===== 分页器 ===== */
.pager{display:flex;align-items:center;justify-content:center;gap:5px;padding:18px 16px 30px;flex-wrap:wrap}
.pg-btn{
  min-width:28px;height:28px;padding:0 6px;
  border:1px solid #eaeaec;background:#fff;color:var(--ink-2);
  font-size:.74rem;cursor:pointer;font-family:inherit;
  display:inline-flex;align-items:center;justify-content:center;
  transition:border-color .15s;
}
.pg-btn:hover:not(:disabled):not(.on){border-color:var(--ink-3)}
.pg-btn.on{background:#17181a;color:#fff;border-color:#17181a;font-weight:600}
.pg-btn:disabled{opacity:.3;cursor:default}
.pg-ellipsis{color:var(--ink-3);font-size:.74rem;padding:0 1px}

/* 跳页底部弹出栏 */
.sheet-mask{
  position:fixed;inset:0;z-index:85;
  background:rgba(23,24,26,.35);
  opacity:0;pointer-events:none;transition:opacity .28s;
}
.sheet-mask.open{opacity:1;pointer-events:auto}
.pg-sheet{
  position:fixed;left:0;right:0;bottom:0;z-index:86;
  max-width:520px;margin:0 auto;
  background:#fff;border-top:1px solid var(--line);
  padding:18px 20px calc(18px + env(safe-area-inset-bottom));
  transform:translateY(100%);transition:transform .3s cubic-bezier(.2,.7,.3,1);
}
.pg-sheet.open{transform:translateY(0)}
.pg-sheet h3{font-size:.92rem;font-weight:700;text-align:center;margin-bottom:14px}
.pg-sheet-ctrl{display:flex;align-items:center;justify-content:center;gap:10px}
.pg-sheet-ctrl input{
  width:72px;height:38px;border:1px solid var(--line);
  text-align:center;font-size:.95rem;outline:none;font-family:inherit;
}
.pg-sheet-ctrl input:focus{border-color:var(--ink)}
.pg-sheet-ctrl span{font-size:.8rem;color:var(--ink-3)}
.pg-sheet-btns{display:flex;gap:10px;margin-top:18px}
.pg-sheet-btns button{
  flex:1;height:40px;font-family:inherit;font-size:.86rem;cursor:pointer;
  border:1px solid var(--line);background:#fff;color:var(--ink-2);
}
.pg-sheet-btns .ok{background:#17181a;color:#fff;border-color:#17181a;font-weight:600}

/* ===== 顶部（首页） ===== */
.topbar{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  padding:12px 16px 0;border-bottom:1px solid var(--line);
}
.topbar-row{display:flex;align-items:center;gap:10px}
.logo{flex-shrink:0;user-select:none;line-height:0}
.logo img{width:28px;height:28px;display:block}
.head-ico{
  flex-shrink:0;cursor:pointer;background:#fff;border:1px solid #e2e2e5;
  width:36px;height:36px;display:flex;align-items:center;justify-content:center;
  color:var(--ink-2);transition:border-color .15s;
}
.head-ico:active{border-color:var(--ink-3)}
.head-ico svg{width:20px;height:20px}
.search{
  flex:1;display:flex;align-items:center;gap:8px;
  background:#f6f6f7;height:36px;padding:0 12px;
  transition:background .2s;text-decoration:none;color:inherit;cursor:pointer;
}
.search:focus-within{background:#f0f0f2}
.search svg{width:16px;height:16px;flex-shrink:0;color:var(--ink-3)}
.search input{
  border:none;outline:none;background:none;flex:1;
  font-size:.92rem;color:var(--ink);min-width:0;
}
.search input::placeholder{color:var(--ink-3)}
.search .ph{font-size:.92rem;color:var(--ink-3);flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* ===== 子页面顶栏：返回 + 标题 ===== */
.subbar{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  display:flex;align-items:center;gap:6px;
  padding:10px 16px;border-bottom:1px solid var(--line);
}
.back-btn{
  border:none;background:none;cursor:pointer;
  width:32px;height:32px;display:flex;align-items:center;justify-content:center;
  color:var(--ink);margin-left:-6px;
}
.back-btn svg{width:20px;height:20px}
.subbar-title{font-size:1rem;font-weight:700}

/* ===== 分类标签 ===== */
.tabs{display:flex;overflow-x:auto;padding:0 2px;scrollbar-width:none}
.tabs::-webkit-scrollbar{display:none}
.tab{
  flex-shrink:0;padding:12px 11px 9px;
  font-size:.92rem;color:var(--ink-2);
  background:transparent;border:none;cursor:pointer;font-family:inherit;
  position:relative;transition:color .2s;
}
.tab::after{
  content:"";position:absolute;left:50%;bottom:0;
  width:0;height:2px;background:var(--ink);
  transform:translateX(-50%);transition:width .25s;
}
.tab.active{color:var(--ink);font-weight:700}
.tab.active::after{width:18px}
.tab:first-child{padding-left:0}

/* ===== 轮播 ===== */
.carousel{margin:14px 16px 0;overflow:hidden;position:relative;background:#f2f2f3}
.carousel-track{display:flex;transition:transform .45s cubic-bezier(.4,0,.2,1);touch-action:pan-y}
.slide{flex:0 0 100%;position:relative;aspect-ratio:21/10}
.slide img{width:100%;height:100%;object-fit:cover;display:block}
.slide-tag{
  position:absolute;left:0;bottom:0;right:0;
  padding:22px 12px 10px;
  background:linear-gradient(180deg,transparent,rgba(0,0,0,.62));
  color:#fff;font-size:.8rem;
}
.slide-hot{font-weight:700}
.dots{position:absolute;right:10px;bottom:10px;display:flex;gap:5px}
.dot{width:5px;height:5px;background:rgba(255,255,255,.45);transition:all .3s}
.dot.on{background:#fff}

/* ===== 区块 ===== */
.section{margin-top:26px;padding:0 16px}
.section-head{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:4px}
.section-title{font-size:1.05rem;font-weight:800;letter-spacing:.5px}
.section-more{font-size:.78rem;color:var(--ink-3);text-decoration:none}

/* ===== 应用列表 ===== */
.app-list{display:flex;flex-direction:column}
.app-card{
  display:flex;align-items:center;gap:13px;
  padding:14px 0;border-bottom:1px solid var(--line);
  animation:rise .4s cubic-bezier(.2,.7,.3,1) both;
}
.app-card:last-child{border-bottom:none}
.app-icon{width:60px;height:60px;flex-shrink:0;overflow:hidden;background:#f2f2f3}
.app-icon img{width:100%;height:100%;object-fit:cover;display:block}
.app-info{flex:1;min-width:0}
.app-name{font-size:.97rem;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.app-tags{display:flex;gap:5px;margin:6px 0 5px;flex-wrap:nowrap;overflow:hidden}
.tag{font-size:.66rem;color:var(--ink-2);border:1px solid var(--line);padding:1px 6px;white-space:nowrap}
.app-meta{font-size:.74rem;color:var(--ink-3);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.dl-btn{
  flex-shrink:0;cursor:pointer;font-family:inherit;
  background:#fff;color:var(--ink);border:1px solid #d8d8dc;
  font-size:.82rem;font-weight:600;padding:7px 18px;
  transition:border-color .15s,background .15s;
}
.dl-btn:active{border-color:var(--ink);background:#f7f7f8}

/* 排行序号 */
.rank-num{
  flex-shrink:0;width:22px;text-align:center;
  font-size:1rem;font-weight:800;color:var(--ink-3);
  font-style:italic;
}
.rank-num.top{color:var(--ink)}

/* ===== 底部导航 ===== */
.bottomnav{position:fixed;bottom:0;left:0;right:0;z-index:60;display:flex;justify-content:center;pointer-events:none}
.bottomnav-inner{
  pointer-events:auto;width:100%;max-width:520px;
  background:rgba(255,255,255,.96);backdrop-filter:blur(12px);
  border-top:1px solid var(--line);display:flex;
  padding:6px 0 calc(6px + env(safe-area-inset-bottom));
}
.nav-item{
  flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;
  border:none;background:none;cursor:pointer;font-family:inherit;
  color:var(--ink-3);font-size:.66rem;padding:4px 0;
  text-decoration:none;transition:color .2s;
}
.nav-item svg{width:22px;height:22px}
.nav-item.active{color:var(--ink);font-weight:700}

/* ===== Toast ===== */
.toast{
  position:fixed;left:50%;bottom:88px;z-index:99;
  transform:translateX(-50%) translateY(14px);
  background:rgba(23,24,26,.92);color:#fff;
  font-size:.83rem;padding:10px 18px;
  opacity:0;pointer-events:none;transition:all .3s;
  max-width:82%;text-align:center;
}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* ===== 进场动画 ===== */
@keyframes rise{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}
.anim{animation:rise .5s cubic-bezier(.2,.7,.3,1) both}
.app-card:nth-child(1){animation-delay:.02s}
.app-card:nth-child(2){animation-delay:.05s}
.app-card:nth-child(3){animation-delay:.08s}
.app-card:nth-child(4){animation-delay:.11s}
.app-card:nth-child(5){animation-delay:.14s}
.app-card:nth-child(6){animation-delay:.17s}
.app-card:nth-child(7){animation-delay:.20s}
.app-card:nth-child(8){animation-delay:.23s}

/* ===== 页脚 ===== */
.footer-links{display:flex;justify-content:center;gap:4px;padding:30px 16px 0}
.footer-links a{color:var(--ink-2);text-decoration:none;font-size:.74rem;padding:2px 10px}
.footer-links a:active{color:var(--ink)}
.footer-links span{color:var(--line)}
.footer-note{text-align:center;color:var(--ink-3);font-size:.7rem;padding:10px 16px 10px;line-height:1.9}
.footer-note a{color:var(--ink-2);text-decoration:none}

/* ===== 右侧抽屉菜单 ===== */
.drawer-mask{
  position:fixed;inset:0;z-index:70;
  background:rgba(23,24,26,.35);
  opacity:0;pointer-events:none;transition:opacity .3s;
}
.drawer-mask.open{opacity:1;pointer-events:auto}
.drawer{
  position:fixed;top:0;right:0;bottom:0;z-index:71;
  width:min(78vw,300px);
  background:#fff;border-left:1px solid var(--line);
  transform:translateX(100%);transition:transform .3s cubic-bezier(.2,.7,.3,1);
  display:flex;flex-direction:column;
}
.drawer.open{transform:translateX(0)}
.drawer-head{
  display:flex;align-items:center;gap:10px;
  padding:16px;border-bottom:1px solid var(--line);
}
.drawer-head img{width:34px;height:34px}
.drawer-head b{font-size:1rem}
.drawer-head small{display:block;color:var(--ink-3);font-size:.7rem;font-weight:400;margin-top:2px}
.drawer-nav{display:flex;flex-direction:column;padding:6px 0}
.drawer-link{
  display:flex;align-items:center;gap:12px;
  padding:13px 16px;text-decoration:none;color:var(--ink);
  font-size:.92rem;
}
.drawer-link:active{background:#f6f6f7}
.drawer-link svg{width:19px;height:19px;color:var(--ink-2)}
.drawer-foot{
  margin-top:auto;padding:14px 16px calc(14px + env(safe-area-inset-bottom));
  border-top:1px solid var(--line);
  font-size:.68rem;color:var(--ink-3);line-height:1.8;
}

/* ===== 搜索页 ===== */
.searchbar-row{
  display:flex;align-items:center;gap:8px;
  padding:10px 16px;border-bottom:1px solid var(--line);
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.94);backdrop-filter:blur(12px);
}
.searchbar-row .search{height:38px}
.search-go{
  border:none;background:none;font-family:inherit;cursor:pointer;
  font-size:.9rem;color:var(--ink);font-weight:600;padding:6px 2px;
}
.search-block{padding:22px 16px 0}
.search-block h3{font-size:.85rem;font-weight:700;margin-bottom:12px;display:flex;align-items:center;justify-content:space-between}
.search-block h3 button{border:none;background:none;color:var(--ink-3);font-size:.72rem;cursor:pointer;font-family:inherit}
.kw-cloud{display:flex;flex-wrap:wrap;gap:8px}
.kw{
  font-size:.8rem;color:var(--ink-2);
  background:#f6f6f7;padding:7px 13px;cursor:pointer;
  border:none;font-family:inherit;transition:background .15s;
}
.kw:active{background:#eeeef0}
.kw.hot{color:var(--ink);font-weight:600}
.empty-tip{text-align:center;color:var(--ink-3);font-size:.8rem;padding:48px 0}

/* ===== 分类页网格 ===== */
.cat-grid{
  display:grid;grid-template-columns:repeat(2,1fr);
  gap:1px;background:var(--line);
  border-bottom:1px solid var(--line);
}
.cat-cell{
  background:#fff;padding:20px 16px;cursor:pointer;
  border:none;font-family:inherit;text-align:left;
}
.cat-cell:active{background:#f7f7f8}
.cat-cell b{font-size:.95rem;display:block;margin-bottom:4px}
.cat-cell small{color:var(--ink-3);font-size:.72rem}

/* ===== 应用详情页 ===== */
.detail-hero{display:flex;gap:14px;padding:20px 16px 16px;align-items:center}
.detail-hero .app-icon{width:78px;height:78px}
.detail-hero h1{font-size:1.15rem;font-weight:800}
.detail-meta{font-size:.74rem;color:var(--ink-3);margin-top:6px}
.detail-tags{display:flex;gap:6px;flex-wrap:wrap;padding:0 16px}
.tag-link{
  font-size:.72rem;color:var(--ink-2);text-decoration:none;
  border:1px solid var(--line);padding:3px 10px;transition:border-color .15s;
}
.tag-link:active{border-color:var(--ink-3);color:var(--ink)}
.dl-cta{
  display:block;margin:16px;text-align:center;text-decoration:none;
  background:#17181a;color:#fff;font-size:.95rem;font-weight:700;
  padding:13px 0;cursor:pointer;border:none;font-family:inherit;width:calc(100% - 32px);
}
.dl-cta:active{background:#33353a}
/* 下载按钮与其后的内容块之间补分割线，把按钮圈进上方区块内 */
.dl-cta + .detail-block{border-top:1px solid var(--line);padding-top:20px;margin-top:2px}
.detail-block{padding:0 16px;margin-top:22px}
.detail-block h2{font-size:.95rem;font-weight:700;margin-bottom:10px}
.detail-desc{font-size:.85rem;color:var(--ink-2);line-height:1.9}
.shots{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;padding-bottom:4px;align-items:flex-start}
.shots::-webkit-scrollbar{display:none}
.shot{flex:0 0 auto;height:280px;max-width:82%;background:#f2f2f3;overflow:hidden;cursor:zoom-in}

/* 图片详情（点击放大） */
.lightbox{
  position:fixed;inset:0;z-index:95;
  background:rgba(10,10,11,.92);
  display:flex;align-items:center;justify-content:center;
  opacity:0;pointer-events:none;transition:opacity .25s;
}
.lightbox.open{opacity:1;pointer-events:auto}
.lightbox img{max-width:94vw;max-height:86vh;object-fit:contain}
.lightbox-tip{
  position:absolute;bottom:calc(20px + env(safe-area-inset-bottom));left:0;right:0;
  text-align:center;color:rgba(255,255,255,.5);font-size:.72rem;
}

/* 横向 chip 行（排行分类等） */
.chip-row{
  display:flex;gap:8px;overflow-x:auto;
  padding:12px 16px;scrollbar-width:none;
  border-bottom:1px solid var(--line);
}
.chip-row::-webkit-scrollbar{display:none}
.chip{
  flex-shrink:0;border:none;cursor:pointer;font-family:inherit;
  font-size:.78rem;padding:6px 14px;
  background:#f6f6f7;color:var(--ink-2);
  transition:background .15s,color .15s;
}
.chip.on{background:#17181a;color:#fff;font-weight:600}

/* 筛选行（标签/大小 chips） */
.filter-head{
  display:flex;align-items:center;justify-content:space-between;
  margin:14px 16px 8px;
}
.filter-label{font-size:.72rem;color:var(--ink-3)}
.filter-toggle{
  border:none;background:none;font-family:inherit;cursor:pointer;
  font-size:.72rem;color:var(--ink-2);padding:0;
}
.filter-cloud{display:flex;flex-wrap:wrap;gap:7px;padding:0 16px}
.filter-cloud .kw{font-size:.72rem;padding:5px 10px}
.filter-cloud .kw.on{color:var(--ink);font-weight:600}
/* 标签区：搜索框 + 三行横向滑动 */
.tag-search{
  display:flex;align-items:center;gap:8px;
  margin:10px 14px 10px;padding:0 10px;height:32px;
  background:var(--soft);
}
.tag-search svg{width:13px;height:13px;color:var(--ink-3);flex-shrink:0}
.tag-search input{
  flex:1;border:none;background:transparent;
  font-size:.8rem;font-family:inherit;outline:none;
}
.tag-search input::placeholder{color:#c9cbd0}
.tag-scroll{
  display:grid;grid-auto-flow:column;grid-template-rows:repeat(3,auto);
  grid-auto-columns:max-content;justify-content:start;
  gap:7px;padding:0 14px 6px;
  overflow-x:auto;scrollbar-width:none;
}
.tag-scroll::-webkit-scrollbar{display:none}
.tag-scroll .kw{flex-shrink:0;margin:0}
/* 已选标签栏 */
.picked-row{
  display:flex;align-items:center;gap:6px;flex-wrap:wrap;
  padding:0 14px 8px;font-size:.7rem;color:var(--ink-3);
}
.pk{
  background:#17181a;color:#fff;border:none;
  font-size:.7rem;font-family:inherit;padding:4px 9px;cursor:pointer;
}
.pk:active{opacity:.8}
.pk-clear{background:#fff;color:var(--ink-2);border:1px solid var(--line)}
.shot img{height:100%;width:auto;max-width:100%;object-fit:contain;display:block}
.info-grid{border-top:1px solid var(--line)}
.info-row{
  display:flex;justify-content:space-between;
  padding:11px 16px;border-bottom:1px solid var(--line);
  font-size:.83rem;
}
.info-row span:first-child{color:var(--ink-3)}
.detail-related{padding:0 16px;margin-top:24px}

/* ===== 关于页 ===== */
.about-hero{
  background:#f7f7f8;
  text-align:center;
  padding:44px 24px 36px;
  border-bottom:1px solid var(--line);
}
.about-hero img{width:68px;height:68px}
.about-hero h1{font-size:1.25rem;font-weight:800;margin-top:14px;letter-spacing:2px}
.about-hero p{color:var(--ink-3);font-size:.76rem;margin-top:8px;letter-spacing:.5px}
.about-body{padding:8px 24px 0}
.about-sec{padding:18px 0;border-bottom:1px solid var(--line)}
.about-sec:last-child{border-bottom:none}
.about-sec h2{font-size:.9rem;font-weight:700;margin-bottom:8px;display:flex;align-items:center;gap:8px}
.about-sec h2::before{content:"";width:3px;height:12px;background:var(--ink)}
.about-sec p{font-size:.83rem;color:var(--ink-2);line-height:2}
.about-sec a{color:var(--ink);text-decoration:none;border-bottom:1px solid var(--ink-3)}

/* ===== 我的页面 ===== */
.mine-login{
  display:flex;align-items:center;gap:12px;
  padding:22px 16px 18px;border-bottom:1px solid var(--line);
}
.mine-avatar{
  width:52px;height:52px;background:#f2f2f3;flex-shrink:0;
  display:grid;place-items:center;line-height:1;
}
.mine-avatar svg{width:26px;height:26px}
.mine-login b{font-size:1rem;display:block;line-height:1.3}
.mine-login small{color:var(--ink-3);font-size:.72rem;display:block;margin-top:3px}
.login-btn{
  margin-left:auto;flex-shrink:0;cursor:pointer;font-family:inherit;
  background:#17181a;color:#fff;border:none;
  font-size:.78rem;font-weight:600;padding:8px 16px;
}
.login-btn:active{background:#33353a}
.mine-row{
  display:flex;align-items:center;justify-content:space-between;
  padding:15px 16px;border-bottom:1px solid var(--line);
  text-decoration:none;color:var(--ink);font-size:.9rem;cursor:pointer;
  background:none;border-left:none;border-right:none;border-top:none;width:100%;font-family:inherit;text-align:left;
}
.mine-row:active{background:#f7f7f8}
.mine-row small{color:var(--ink-3);font-size:.74rem}