/* tquant 移动版样式（移动优先，独立于桌面 style.css） */
:root{
  --bg:#f5f7fa;--panel:#ffffff;--ink:#1f2733;--muted:#67727f;
  --line:#e4e9f0;--accent:#2f6df0;--accent-soft:#e8f0fe;
  --green:#1f9d57;--amber:#d98a00;--red:#d2453b;
  --top-h:52px;--tab-h:58px;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0}
body{background:var(--bg);color:var(--ink);line-height:1.7;font-size:15px;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
  padding-bottom:calc(var(--tab-h) + env(safe-area-inset-bottom));overflow-x:hidden}
a{color:var(--accent);text-decoration:none}
img{max-width:100%}
hr{border:0;border-top:1px solid var(--line);margin:18px 0}
.muted{color:var(--muted)}
body.m-no-scroll{overflow:hidden}

/* ---------- 顶栏 ---------- */
.m-topbar{position:sticky;top:0;z-index:40;height:var(--top-h);display:flex;align-items:center;gap:6px;
  padding:0 8px;background:var(--panel);border-bottom:1px solid var(--line)}
.m-iconbtn{width:40px;height:40px;flex:0 0 40px;border:0;background:transparent;font-size:19px;color:var(--ink);
  display:flex;align-items:center;justify-content:center;border-radius:10px;cursor:pointer}
.m-iconbtn:active{background:var(--accent-soft)}
.m-brand{flex:1;text-align:center;font-weight:700;font-size:15px;color:var(--ink);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* ---------- 抽屉菜单 ---------- */
.m-drawer{position:fixed;top:0;left:0;bottom:0;width:80%;max-width:320px;background:var(--panel);z-index:60;
  transform:translateX(-103%);transition:transform .25s ease;overflow-y:auto;display:flex;flex-direction:column;
  box-shadow:0 0 24px rgba(0,0,0,.18)}
.m-drawer.open{transform:translateX(0)}
.m-drawer-head{display:flex;align-items:center;justify-content:space-between;padding:10px 14px;
  border-bottom:1px solid var(--line);font-weight:700;position:sticky;top:0;background:var(--panel);z-index:1}
.m-menu{display:flex;flex-direction:column;padding:6px 0 20px}
.m-menu a{padding:13px 18px;color:var(--ink);font-size:15px;display:flex;align-items:center;gap:10px}
.m-menu a:active{background:var(--accent-soft)}
.m-menu a.nav-reg{color:var(--accent);font-weight:600}
.m-menu a.nav-admin{color:var(--red);font-weight:600}
.m-menu-sep{height:1px;background:var(--line);margin:6px 14px}
.m-menu-user{padding:8px 18px;color:var(--green);font-size:13px}
.m-menu-out{color:var(--muted)}
.m-langlist{display:flex;flex-wrap:wrap;gap:8px;padding:10px 16px}
.m-langlist a{padding:6px 12px;border:1px solid var(--line);border-radius:999px;font-size:13.5px;color:var(--ink)}
.m-langlist a.active{border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}
.m-overlay{position:fixed;inset:0;background:rgba(8,14,26,.45);z-index:50}

/* ---------- 内容区 / 底栏 / 页脚 ---------- */
.m-main{padding:14px 14px 30px;min-height:62vh}
.m-tabbar{position:fixed;left:0;right:0;bottom:0;z-index:40;display:flex;background:var(--panel);
  border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom)}
.m-tab{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  padding:8px 0;color:var(--muted);font-size:11px}
.m-tab.on{color:var(--accent)}
.m-tab-ico{font-size:19px;line-height:1}
.m-footer{padding:20px 16px 30px;color:var(--muted);font-size:12.5px;border-top:1px solid var(--line);background:var(--panel)}
.m-footer p{margin:4px 0}
.m-footer a{color:var(--accent)}
.pw-warn{background:#fff7e6;border-bottom:1px solid #f0dba8;padding:8px 12px;font-size:13px;
  display:flex;align-items:center;gap:8px;justify-content:space-between}
.btn-mini{background:var(--amber);color:#fff;padding:4px 10px;border-radius:8px;font-size:12.5px}

/* ---------- 通用控件 ---------- */
.btn{display:inline-block;padding:10px 16px;border-radius:10px;background:var(--accent);color:#fff;font-size:14px;border:0}
.btn-ghost{padding:8px 14px;border:1px solid var(--line);border-radius:999px;font-size:13.5px;color:var(--ink);background:var(--panel)}
.form-err{background:#fdecea;color:var(--red);border:1px solid #f5c6c2;border-radius:10px;padding:10px 14px;font-size:14px;margin:0 0 12px}
.notice-box,.ok-box{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:18px;margin-top:12px}
.ok-box{background:#e7f7ee;border-color:#b7e3c8}
.empty,.c-empty{color:var(--muted);font-size:14px}
.msg{font-size:13px;color:var(--green)}
.login-hint{font-size:13.5px;color:var(--muted);margin:0 0 10px}

/* ---------- 首页 ---------- */
.hero{padding:6px 0 4px}
.hero h1{font-size:23px;margin:0 0 8px}
.lead{color:var(--muted);margin:0 0 12px;font-size:14px}
.hero-stats{display:flex;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--muted);margin-bottom:14px}
.hero-stats strong{color:var(--ink);font-size:17px;margin-right:3px}
.search{display:flex;gap:8px}
.search input{flex:1;min-width:0;padding:11px 12px;border:1px solid var(--line);border-radius:11px;font-size:16px;background:var(--panel)}
.search button{padding:11px 18px;border:0;border-radius:11px;background:var(--accent);color:#fff;font-size:14px}
.hero-cta{display:flex;gap:10px;margin:12px 0 2px;flex-wrap:wrap}
.filters{display:flex;flex-direction:column;gap:10px;margin:12px 0 4px}
.filter-group{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.flabel{font-size:12.5px;color:var(--muted);width:100%;font-weight:600}
.chip{padding:6px 12px;border:1px solid var(--line);border-radius:999px;font-size:13px;color:var(--ink);background:var(--panel)}
.chip.active{background:var(--accent);color:#fff;border-color:var(--accent)}
.count{color:var(--muted);font-size:13px;margin:10px 0}

/* ---------- 卡片列表 ---------- */
.grid{display:flex;flex-direction:column;gap:12px;margin-top:6px}
.card{display:block;background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:14px 15px;color:var(--ink)}
.card:active{border-color:var(--accent)}
.card h3{margin:8px 0 6px;font-size:17px}
.card-top{display:flex;gap:8px;flex-wrap:wrap}
.badge{font-size:11.5px;padding:2px 9px;border-radius:7px;background:var(--accent-soft);color:var(--accent);font-weight:600}
.badge.school{background:#eef4ff;color:#3358b7}
.badge.diff-新手{background:#e7f7ee;color:var(--green)}
.badge.diff-进阶{background:#fff3e0;color:var(--amber)}
.badge.diff-专业{background:#fdecea;color:var(--red)}
.badge.src-community{background:#f3e8ff;color:#7b34d8}
.tag{font-size:11.5px;color:var(--muted)}
.plain{color:var(--ink);font-size:14px;margin:4px 0}
.env{color:var(--accent);font-size:13px;margin:6px 0 0}
.card-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px}
.contrib-cta{margin:18px 0 6px;font-size:14px}

/* ---------- 详情页 ---------- */
.crumbs{font-size:12.5px;color:var(--muted);margin:0 0 10px}
.crumbs a{color:var(--muted)}
.i18n-note{background:var(--accent-soft);color:var(--accent);border-radius:10px;padding:8px 12px;font-size:13px;margin:0 0 12px}
.detail-head h1{font-size:21px;margin:10px 0}
.badges{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.head-actions{margin:8px 0}
.fav-btn{padding:8px 14px;border:1px solid var(--line);border-radius:10px;background:var(--panel);font-size:13.5px}
.tabs{display:flex;gap:8px;margin:14px 0 0}
.tab{flex:1;padding:9px 12px;border:1px solid var(--line);background:var(--panel);border-radius:10px;font-size:14px;color:var(--ink)}
.tab.active{background:var(--accent);color:#fff;border-color:var(--accent)}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:14px 15px;margin:12px 0}
.panel h2,.unibox h2,.codebox h2,.refs h2,.envbox h2,.rival h2,.macrobox h2,.implbox h2,.discuss h2,.topics h2{font-size:16px;margin:0 0 10px}
.hidden{display:none}
.plain-lg{font-size:15px}
.principle{font-size:15px}
.pc{display:flex;flex-direction:column;gap:12px;margin:12px 0}
.pros,.cons{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:14px 15px}
.pros h3,.cons h3{margin:0 0 8px;font-size:15px}
.pros ul,.cons ul,.refs ul{margin:0;padding-left:20px;font-size:14px}
.unibox,.envbox,.refs,.topics{margin:14px 0}
.uni-list{margin:0;padding-left:20px;font-size:14px}
.uni-hint{font-size:13px;margin:0 0 8px}
.codebox{margin:14px 0}
.codebox .lang{font-size:12px;color:var(--muted);font-weight:400}
.codehl,pre{overflow-x:auto;-webkit-overflow-scrolling:touch;background:#0f1726;color:#e6edf6;
  border-radius:12px;padding:12px 14px;font-size:12.5px;line-height:1.55;margin:10px 0}
.codehl pre,pre code{background:transparent;padding:0;margin:0}
.note{font-size:12.5px;color:var(--muted)}
.envbox{background:#eef4ff;border:1px solid #d4e2ff;border-radius:14px;padding:14px 15px}
.rival{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:14px 15px}
.rival-grid{display:flex;flex-direction:column;gap:12px}
.rival-card{background:#f7f9fc;border:1px solid var(--line);border-radius:12px;padding:12px 14px}
.rival-card h3{margin:0 0 8px;font-size:14px}
.rival-card ul{margin:0;padding-left:18px;font-size:14px}
.macrobox{margin:14px 0}
.macro-summary{font-size:14px}
.macro-grid{display:flex;flex-direction:column;gap:12px;margin:10px 0}
.macro-card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:12px 14px}
.macro-card h3{margin:0 0 8px;font-size:14px}
.macro-list{list-style:none;margin:0;padding:0}
.macro-list li{padding:8px 0;border-bottom:1px dashed var(--line);font-size:13.5px}
.macro-list li:last-child{border-bottom:0}
.macro-list p{margin:4px 0 0;color:var(--muted);font-size:13px}
.mdir{font-size:11px;padding:1px 7px;border-radius:6px;margin-right:6px;font-weight:600}
.mdir-good{background:#e7f7ee;color:var(--green)}
.mdir-bad{background:#fdecea;color:var(--red)}
.mdir-flat{background:#eef2f7;color:var(--muted)}
.macro-regime{margin-top:10px;font-size:14px}
.topic-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}
.topic-btn{width:100%;text-align:left;padding:11px 14px;border:1px solid var(--line);border-radius:12px;
  background:var(--panel);font-size:14px;color:var(--ink)}

/* ---------- 策略实现 ---------- */
.implbox{margin:18px 0}
.impl-badge{font-size:11.5px;background:var(--accent-soft);color:var(--accent);border-radius:7px;padding:2px 8px;font-weight:600}
.impl-badge.star{background:#fff3e0;color:var(--amber)}
.impl-btn{display:inline-block;padding:9px 14px;border-radius:10px;background:var(--accent);color:#fff;
  font-size:13.5px;border:0;margin:6px 0}
.impl-btn.ghost{background:var(--panel);color:var(--ink);border:1px solid var(--line)}
.impl-btn.on{background:var(--green);color:#fff;border-color:var(--green)}
.impl-card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:13px 14px;margin:10px 0}
.impl-card.featured{border-color:var(--amber);background:#fffdf7}
.impl-head{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.impl-title{font-weight:600;font-size:15px}
.impl-meta{display:flex;gap:10px;flex-wrap:wrap;font-size:12.5px;color:var(--muted);margin:8px 0}
.impl-summary{font-size:13.5px;color:var(--ink)}
.impl-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px}
.impl-list{list-style:none;padding:0;margin:0}

/* ---------- 讨论区 ---------- */
.discuss{margin:18px 0}
#comment-form{display:flex;flex-direction:column;gap:8px;margin:10px 0}
#comment-form input,#comment-form textarea{padding:11px 12px;border:1px solid var(--line);border-radius:11px;font-size:15px;font-family:inherit}
#comment-form textarea{min-height:76px;resize:vertical}
#comment-form button{padding:10px 16px;border:0;border-radius:11px;background:var(--accent);color:#fff;font-size:14px;align-self:flex-start}
.comments{list-style:none;padding:0;margin:14px 0 0;display:flex;flex-direction:column;gap:12px}
.comment{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:12px 13px}
.c-head{display:flex;gap:8px;flex-wrap:wrap;align-items:center;font-size:13px}
.c-name{font-weight:600}
.c-admin,.c-verified{font-size:11px;padding:1px 7px;border-radius:6px}
.c-admin{background:#fdecea;color:var(--red)}
.c-verified{background:#e7f7ee;color:var(--green)}
.cred{font-size:11px;padding:1px 7px;border-radius:6px;background:var(--accent-soft);color:var(--accent)}
.c-time{color:var(--muted);font-size:12px;margin-left:auto}
.c-meta{display:flex;gap:6px;flex-wrap:wrap;margin:6px 0}
.c-body{font-size:14px;margin:6px 0}
.c-foot{display:flex;gap:14px;align-items:center;margin-top:6px}
.c-foot button{border:0;background:transparent;color:var(--muted);font-size:13px;padding:6px 0}
.replies{list-style:none;padding:0 0 0 12px;margin:10px 0 0;border-left:2px solid var(--line);display:flex;flex-direction:column;gap:10px}

/* ---------- 表单（登录/注册/投稿/资料/改密） ---------- */
.auth-wrap,.submit-wrap,.subs-wrap,.admin-wrap,.pw-wrap,.legal{max-width:100%;padding:6px 0 10px}
.auth-wrap h1,.submit-wrap h1,.subs-wrap h1,.admin-wrap h1{font-size:22px;margin:6px 0 8px}
.auth-form,.submit-form{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:16px;
  display:flex;flex-direction:column;gap:13px;margin-top:12px}
.auth-form label,.submit-form label{display:flex;flex-direction:column;gap:6px;font-size:14px;font-weight:600}
.auth-form input,.submit-form input,.submit-form select,.submit-form textarea{
  padding:12px;border:1px solid var(--line);border-radius:11px;font-size:16px;font-family:inherit;font-weight:400}
.submit-form textarea{resize:vertical;min-height:80px}
.submit-form .row2{display:grid;grid-template-columns:1fr;gap:13px}
.submit-form button,.auth-form button{padding:12px 20px;border:0;border-radius:11px;background:var(--accent);
  color:#fff;cursor:pointer;font-size:15px;align-self:stretch}

/* ---------- 用户页 ---------- */
.user-wrap{padding:4px 0}
.user-head{display:flex;gap:14px;align-items:flex-start;margin-bottom:12px}
.avatar{width:52px;height:52px;flex:0 0 52px;border-radius:50%;background:var(--accent);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:700}
.user-head h1{font-size:19px;margin:0 0 6px;display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.user-head .muted{font-size:13px}
.follow-btn{margin-top:8px;padding:8px 16px;border:0;border-radius:10px;background:var(--accent);color:#fff;font-size:13.5px}
.follow-btn.following{background:var(--panel);color:var(--ink);border:1px solid var(--line)}
.cred-detail{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:13px 14px;margin:10px 0}
.cred-detail h3{margin:0 0 8px;font-size:14px}
.cred-detail ul{margin:0;padding-left:18px;font-size:13.5px}
.bio{font-size:14px}
.review-box{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:13px 14px;margin:10px 0}
.review-box h3{margin:0 0 8px;font-size:14px}
.stars{display:flex;gap:4px;margin-bottom:8px}
.star{font-size:24px;border:0;background:transparent;color:#d9dee6;padding:0 2px}
.star.on{color:var(--amber)}
#review-form textarea{width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:11px;font-size:15px;font-family:inherit;min-height:60px}
#review-form button{margin-top:8px;padding:10px 16px;border:0;border-radius:11px;background:var(--accent);color:#fff;font-size:14px}
.sec{font-size:15px;margin:18px 0 8px}

/* ---------- 列表 ---------- */
.sub-list{list-style:none;padding:0;margin:8px 0 0;display:flex;flex-direction:column;gap:10px}
.sub-item{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:12px 14px}
.sub-head{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.sub-head strong{font-size:15px}
.sub-body{margin:8px 0;font-size:14px}
.sub-body .code-mini{background:#0f1726;color:#e6edf6;border-radius:10px;padding:10px 12px;overflow:auto;font-size:12px;max-height:180px}
.review-note{font-size:13px;color:var(--muted);margin:6px 0 0}
.st{font-size:11.5px;padding:2px 9px;border-radius:7px;font-weight:600}
.st-pending{background:#fff3e0;color:var(--amber)}
.st-approved{background:#e7f7ee;color:var(--green)}
.st-rejected{background:#fdecea;color:var(--red)}
.admin-actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-top:10px}
.admin-actions .approve{padding:9px 16px;border:0;border-radius:9px;background:var(--green);color:#fff;font-size:14px}
.admin-actions .reject{padding:9px 16px;border:0;border-radius:9px;background:var(--red);color:#fff;font-size:14px}
.reject-form{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.reject-form input{padding:9px 10px;border:1px solid var(--line);border-radius:9px;font-size:14px;flex:1;min-width:120px}
.badge-count{background:var(--red);color:#fff;border-radius:999px;font-size:10px;padding:0 5px;margin-left:4px}