/* side-nav.css — 共享左侧垂直导航栏样式
   由 side-nav.js 注入的 .side-nav 使用本文件的样式。
   适用于 index.html（已有 .app-shell 布局）以及所有由 side-nav.js
   动态包裹为 .app-shell 布局的子页面。 */

/* 防止子页面注入前闪烁旧布局：body 先隐藏，side-nav.js 完成后加 .sn-ready 显示 */
body:not(.sn-ready){visibility:hidden}
body.sn-ready{visibility:visible}

/* ============ App Shell: 左侧垂直导航 + 右侧内容区 ============ */
.app-shell{display:flex;height:100vh;width:100vw;overflow:hidden}

/* 左侧垂直导航栏 */
.side-nav{
  width:76px;flex-shrink:0;height:100vh;
  background:linear-gradient(180deg,#1d1d35 0%,#191930 100%);
  border-right:1px solid rgba(255,255,255,.06);
  display:flex;flex-direction:column;align-items:stretch;
  padding:10px 0 8px;z-index:120;position:relative;
}
[data-theme="light"] .side-nav{
  background:linear-gradient(180deg,#232a3d 0%,#1e2538 100%);
  border-right-color:rgba(0,0,0,.12);
}
.side-nav-brand{
  display:flex;flex-direction:column;align-items:center;gap:4px;
  padding:4px 6px 12px;margin-bottom:6px;
  border-bottom:1px solid rgba(255,255,255,.07);
}
.side-nav-brand img{height:32px;width:32px;border-radius:9px;box-shadow:0 2px 8px rgba(0,0,0,.3)}
.side-nav-brand .brand-text{font-size:10px;font-weight:600;color:rgba(255,255,255,.85);letter-spacing:.5px}
.side-nav-brand .brand-text span{color:#7aa0e8}

.side-nav-items{flex:1;overflow-y:auto;overflow-x:hidden;display:flex;flex-direction:column;gap:1px;padding:6px 8px 4px;scrollbar-width:none}
.side-nav-items::-webkit-scrollbar{width:0;display:none}

.side-nav .nav-item{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;
  padding:6px 4px;border-radius:11px;cursor:pointer;text-decoration:none;
  color:rgba(255,255,255,.62);position:relative;
  transition:background .18s ease,color .18s ease,transform .12s ease;
}
.side-nav .nav-item .nav-ico{font-size:18px;line-height:1;display:flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:10px;background:transparent;transition:background .18s ease,box-shadow .18s ease}
.side-nav .nav-item .nav-ico svg{width:20px;height:20px;opacity:.85;transition:opacity .18s}
.side-nav .nav-item:hover .nav-ico{background:transparent}
.side-nav .nav-item:hover .nav-ico svg{opacity:1}
.side-nav .nav-item.active .nav-ico{background:transparent}
.side-nav .nav-item.active .nav-ico svg{opacity:1}
.side-nav .nav-item .nav-label{font-size:10px;font-weight:500;letter-spacing:.2px;white-space:nowrap;transform:scale(.96)}
.side-nav .nav-item:hover{
  background:linear-gradient(135deg,rgba(91,127,199,.20),rgba(91,127,199,.10));
  color:rgba(255,255,255,.95);box-shadow:inset 0 0 0 1px rgba(122,160,232,.22);
}
.side-nav .nav-item.active{
  background:linear-gradient(135deg,rgba(91,127,199,.28),rgba(91,127,199,.16));
  color:#fff;box-shadow:inset 0 0 0 1px rgba(122,160,232,.35);
}
.side-nav .nav-item.active::before{
  content:"";position:absolute;left:-8px;top:50%;transform:translateY(-50%);
  width:3px;height:22px;border-radius:0 3px 3px 0;background:#7aa0e8;
}
.side-nav .nav-divider{height:1px;background:rgba(255,255,255,.07);margin:7px 12px}

/* ============ "更多"分组 flyout 弹出面板 ============ */
.side-nav .nav-item.sn-more{cursor:pointer}
.sn-more-flyout{
  position:fixed;z-index:2000;min-width:150px;padding:8px;
  background:linear-gradient(160deg,#20263c 0%,#1a2035 100%);
  border:1px solid rgba(122,160,232,.18);border-radius:14px;
  box-shadow:0 16px 48px rgba(0,0,0,.55);
  opacity:0;visibility:hidden;transform:translateX(-6px) scale(.98);transform-origin:left center;
  transition:opacity .18s ease,transform .18s ease,visibility .18s;pointer-events:none;
}
.side-nav .nav-item.sn-more.sn-more-open .sn-more-flyout{
  opacity:1;visibility:visible;transform:translateX(0) scale(1);pointer-events:auto;
}
.sn-more-flyout-title{
  font-size:11px;font-weight:600;color:rgba(255,255,255,.5);letter-spacing:.5px;
  padding:4px 10px 8px;border-bottom:1px solid rgba(255,255,255,.06);margin-bottom:6px;
}
.sn-more-flyout-list{display:flex;flex-direction:column;gap:2px}
.sn-more-sub-item{
  display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:9px;
  text-decoration:none;color:rgba(255,255,255,.72);transition:all .15s;white-space:nowrap;
}
.sn-more-sub-item:hover{
  background:linear-gradient(135deg,rgba(91,127,199,.28),rgba(91,127,199,.14));
  color:#fff;box-shadow:inset 0 0 0 1px rgba(122,160,232,.3);
}
.sn-more-sub-item.active{
  background:linear-gradient(135deg,rgba(91,127,199,.3),rgba(91,127,199,.16));color:#fff;
  box-shadow:inset 0 0 0 1px rgba(122,160,232,.35);
}
.sn-more-sub-ico{display:flex;align-items:center;justify-content:center;width:26px;height:26px;flex-shrink:0}
.sn-more-sub-ico svg{width:18px;height:18px;opacity:.9}
.sn-more-sub-label{font-size:12.5px;font-weight:500}
.sn-more-sub-badge{position:static;margin-left:auto;width:14px;height:14px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#6366f1,#8b5cf6);border-radius:50%;box-shadow:0 0 6px rgba(99,102,241,.6);flex-shrink:0}
.sn-more-sub-badge.badge-green{background:linear-gradient(135deg,#10b981,#059669);box-shadow:0 0 6px rgba(16,185,129,.6)}
.sn-more-sub-badge.badge-amber{background:linear-gradient(135deg,#f59e0b,#d97706);box-shadow:0 0 6px rgba(245,158,11,.6)}
.sn-more-sub-badge svg{width:10px;height:10px}
.nav-hot{position:absolute;top:2px;right:2px;font-size:7px;font-weight:700;color:#fff;background:linear-gradient(135deg,#ff4d4f,#ff7a45);padding:1px 3px;border-radius:3px;letter-spacing:.3px;line-height:1.2;animation:hotBounce 1s ease-in-out infinite,hotGlow 2s ease-in-out infinite;box-shadow:0 1px 4px rgba(255,77,79,.4)}
.nav-recommend{position:absolute;top:2px;right:2px;font-size:7px;font-weight:700;color:#fff;background:linear-gradient(135deg,#3b82f6,#60a5fa);padding:1px 3px;border-radius:3px;letter-spacing:.3px;line-height:1.2;animation:recBounce 1.2s ease-in-out infinite,recGlow 2.5s ease-in-out infinite;box-shadow:0 1px 4px rgba(59,130,246,.4)}
.nav-new{position:absolute;top:2px;right:2px;font-size:7px;font-weight:700;color:#fff;background:linear-gradient(135deg,#10b981,#34d399);padding:1px 3px;border-radius:3px;letter-spacing:.3px;line-height:1.2;animation:hotBounce 1s ease-in-out infinite,newGlow 2s ease-in-out infinite;box-shadow:0 1px 4px rgba(16,185,129,.45)}
@keyframes newGlow{0%,100%{box-shadow:0 1px 4px rgba(16,185,129,.45)}50%{box-shadow:0 1px 10px rgba(16,185,129,.75)}}
@keyframes recBounce{0%,100%{transform:scale(1) rotate(0deg)}25%{transform:scale(1.1) rotate(-2deg)}50%{transform:scale(1.12) rotate(0deg)}75%{transform:scale(1.1) rotate(2deg)}}
@keyframes recGlow{0%,100%{box-shadow:0 0 3px rgba(59,130,246,.4)}50%{box-shadow:0 0 10px rgba(96,165,250,.8)}}
@keyframes hotBounce{0%,100%{transform:scale(1) rotate(0deg)}25%{transform:scale(1.1) rotate(-3deg)}50%{transform:scale(1.15) rotate(0deg)}75%{transform:scale(1.1) rotate(3deg)}}
@keyframes hotGlow{0%,100%{box-shadow:0 0 3px rgba(255,77,79,.4)}50%{box-shadow:0 0 10px rgba(255,122,69,.8)}}
@keyframes hotGlow{0%,100%{box-shadow:0 0 3px rgba(255,77,79,.4)}50%{box-shadow:0 0 10px rgba(255,122,69,.8)}}
.nav-badge-ai{position:absolute;top:0px;right:0px;width:14px;height:14px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#6366f1,#8b5cf6);border-radius:50%;animation:aiBreathe 2s ease-in-out infinite,aiFloat 3s ease-in-out infinite;box-shadow:0 0 6px rgba(99,102,241,.6)}
.nav-badge-ai.badge-green{background:linear-gradient(135deg,#10b981,#059669);box-shadow:0 0 6px rgba(16,185,129,.6)}
.nav-badge-ai.badge-amber{background:linear-gradient(135deg,#f59e0b,#d97706);box-shadow:0 0 6px rgba(245,158,11,.6)}
@keyframes aiBreathe{0%,100%{box-shadow:0 0 4px rgba(99,102,241,.5)}50%{box-shadow:0 0 12px rgba(139,92,246,.9)}}
@keyframes aiFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-1.5px)}}

/* 侧栏底部：用户/后台/日志/登出 */
.side-nav-footer{
  flex-shrink:0;padding:8px 8px 2px;border-top:1px solid rgba(255,255,255,.07);
  display:flex;flex-direction:column;align-items:center;gap:8px;
}
.side-nav-footer .nav-user{
  font-size:9px;color:rgba(255,255,255,.5);text-align:center;line-height:1.3;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:64px;
}
.side-nav-footer .nav-foot-btn{
  display:flex;flex-direction:column;align-items:center;gap:2px;
  background:none;border:none;cursor:pointer;color:rgba(255,255,255,.6);
  font-size:9px;padding:5px 4px;border-radius:9px;width:100%;transition:all .18s;font-family:var(--font-cn)
}
.side-nav-footer .nav-foot-btn:hover{background:rgba(255,255,255,.08);color:#fff}
.side-nav-footer .nav-foot-btn .nav-ico{font-size:16px;display:flex;align-items:center;justify-content:center}
.side-nav-footer .nav-foot-btn .nav-ico svg{width:16px;height:16px}

/* 右侧内容区 */
.content-area{flex:1;display:flex;flex-direction:column;min-width:0;height:100vh;overflow:hidden}

/* ====== 子页面（legacy）适配：内容区可滚动，隐藏旧顶栏 ====== */
.app-shell.sn-legacy{height:100vh;width:100%}
.app-shell.sn-legacy .content-area{display:flex;flex-direction:column;height:100vh;overflow:hidden}
.app-shell.sn-legacy .sn-topbar{
  background:linear-gradient(90deg,#1d1d35 0%,#191930 100%);border-bottom:1px solid rgba(255,255,255,.06);
  padding:0 18px;display:flex;align-items:center;gap:14px;height:52px;flex-shrink:0;
  box-shadow:0 2px 8px rgba(0,0,0,.15);
}
[data-theme="light"] .app-shell.sn-legacy .sn-topbar{
  background:linear-gradient(90deg,#232a3d 0%,#1e2538 100%);border-bottom-color:rgba(0,0,0,.12);
}
.sn-topbar .sn-page-title{font-size:14px;font-weight:600;color:rgba(255,255,255,.9);white-space:nowrap;letter-spacing:.3px}
.sn-topbar .sn-topbar-right{margin-left:auto;display:flex;align-items:center;gap:12px}
.sn-topbar .topbar-user{font-size:12px;color:rgba(255,255,255,.85);white-space:nowrap;text-decoration:none;cursor:pointer;padding:4px 10px;border-radius:4px;transition:all .2s;display:flex;align-items:center;gap:4px}
.sn-topbar .topbar-user:hover{background:rgba(255,255,255,.1);color:#fff}
.sn-topbar .topbar-user::before{content:'👤';font-size:13px}

/* 用户下拉菜单 */
.sn-user-menu{position:relative}
.sn-user-trigger{display:flex;align-items:center;gap:6px;cursor:pointer;padding:5px 12px;border-radius:6px;transition:all .2s;color:rgba(255,255,255,.85)}
.sn-user-trigger:hover{background:rgba(255,255,255,.1);color:#fff}
.sn-vip-badge{background:linear-gradient(135deg,#f5a623,#f7c948);color:#1a1a2e;font-size:9px;font-weight:700;padding:2px 5px;border-radius:3px;letter-spacing:.5px;line-height:1}
.sn-user-name{font-size:13px;white-space:nowrap}
/* 顶栏小圆形头像 */
.sn-user-avatar{width:28px;height:28px;border-radius:50%;object-fit:cover;flex-shrink:0;background:linear-gradient(135deg,#4a90d9,#7b68ee);border:1px solid rgba(255,255,255,.25)}
.sn-user-avatar-fallback{width:28px;height:28px;border-radius:50%;background:linear-gradient(135deg,#4a90d9,#7b68ee);display:flex;align-items:center;justify-content:center;font-size:13px;color:#fff;font-weight:600;flex-shrink:0}
/* 下拉头像支持图片 */
.sn-avatar-circle{overflow:hidden}
.sn-avatar-circle img{width:100%;height:100%;object-fit:cover;border-radius:50%}
.sn-arrow{transition:transform .2s;color:rgba(255,255,255,.5)}
.sn-user-menu:hover .sn-arrow,.sn-user-menu.open .sn-arrow{transform:rotate(180deg)}
.sn-user-dropdown{position:absolute;top:calc(100% + 8px);right:0;width:320px;background:linear-gradient(160deg,#1e2538 0%,#1a2035 100%);border:1px solid rgba(255,255,255,.08);border-radius:12px;box-shadow:0 12px 40px rgba(0,0,0,.5);opacity:0;visibility:hidden;transform:translateY(-6px);transition:all .25s cubic-bezier(.4,0,.2,1);z-index:9999;padding:0;overflow:hidden}
.sn-user-menu:hover .sn-user-dropdown,.sn-user-menu.open .sn-user-dropdown{opacity:1;visibility:visible;transform:translateY(0)}

/* 下拉菜单 - 顶部用户信息卡片 */
.sn-dropdown-header{padding:20px 20px 16px;background:linear-gradient(135deg,rgba(100,160,255,.08) 0%,rgba(140,100,255,.06) 100%);border-bottom:1px solid rgba(255,255,255,.06)}
.sn-header-top{display:flex;align-items:center;gap:12px;margin-bottom:10px}
.sn-avatar-circle{width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,#4a90d9,#7b68ee);display:flex;align-items:center;justify-content:center;font-size:18px;color:#fff;font-weight:600;flex-shrink:0}
.sn-header-name{font-size:15px;font-weight:600;color:#fff;line-height:1.3}
.sn-header-vip{display:inline-flex;align-items:center;gap:3px;background:linear-gradient(135deg,#f5a623,#f7c948);color:#1a1a2e;font-size:9px;font-weight:700;padding:2px 6px;border-radius:3px;margin-left:6px;vertical-align:middle}
.sn-header-meta{display:grid;grid-template-columns:1fr 1fr;gap:4px 12px}
.sn-meta-item{font-size:11px;color:#fff;line-height:1.6;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sn-meta-item:empty{display:none}

/* 宫格布局 */
.sn-dropdown-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;padding:16px}
.sn-grid-item{display:flex;flex-direction:column;align-items:center;gap:8px;padding:14px 8px;border-radius:10px;text-decoration:none;color:rgba(255,255,255,.75);transition:all .2s;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.04)}
.sn-grid-item:hover{background:rgba(100,160,255,.1);color:#fff;border-color:rgba(100,160,255,.2);transform:translateY(-1px)}
.sn-grid-ico{display:flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:10px;background:rgba(255,255,255,.06);transition:all .2s}
.sn-grid-item:hover .sn-grid-ico{background:rgba(100,160,255,.18)}
.sn-grid-ico svg{width:20px;height:20px}
.sn-grid-label{font-size:11px;white-space:nowrap;font-weight:500}

/* 底部退出 */
.sn-dropdown-footer{padding:10px 16px;border-top:1px solid rgba(255,255,255,.06)}
.sn-dropdown-item{display:flex;align-items:center;gap:10px;padding:10px 12px;font-size:13px;color:rgba(255,255,255,.7);text-decoration:none;transition:all .15s;white-space:nowrap;border-radius:6px}
.sn-dropdown-item:hover{background:rgba(255,255,255,.06);color:#fff}
.sn-dropdown-ico{display:flex;align-items:center;justify-content:center;width:20px;height:20px;opacity:.7}
.sn-dropdown-item:hover .sn-dropdown-ico{opacity:1}
.sn-dropdown-ico svg{width:16px;height:16px}
.sn-dropdown-logout{color:rgba(255,100,100,.8)}
.sn-dropdown-logout:hover{background:rgba(255,60,60,.1);color:#ff6464}
.sn-topbar .topbar-admin-btn{font-size:11px;color:rgba(255,255,255,.7);text-decoration:none;padding:4px 10px;border-radius:4px;border:1px solid rgba(255,255,255,.15);transition:all .2s}
.sn-topbar .topbar-admin-btn:hover{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.3)}
/* 客服图标 + 卡片（与 index.html 保持一致） */
.sn-topbar .cs-menu{position:relative;display:inline-flex}
.sn-topbar .cs-trigger{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:6px;border:1px solid rgba(255,255,255,.15);background:none;color:rgba(255,255,255,.7);cursor:pointer;transition:all .2s;padding:0}
.sn-topbar .cs-trigger:hover{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.3)}
.sn-topbar .cs-card{position:absolute;top:calc(100% + 8px);right:0;width:220px;background:linear-gradient(160deg,#1e2538 0%,#1a2035 100%);border:1px solid rgba(255,255,255,.08);border-radius:12px;box-shadow:0 12px 40px rgba(0,0,0,.5);opacity:0;visibility:hidden;transform:translateY(-6px);transition:all .25s cubic-bezier(.4,0,.2,1);z-index:9999;padding:16px;text-align:center}
.sn-topbar .cs-menu:hover .cs-card,.sn-topbar .cs-menu.open .cs-card{opacity:1;visibility:visible;transform:translateY(0)}
.sn-topbar .cs-card-title{font-size:12px;color:rgba(255,255,255,.6);margin-bottom:10px;letter-spacing:.5px}
.sn-topbar .cs-card-qr{width:150px;height:150px;border-radius:8px;object-fit:contain;background:#fff;padding:6px;display:block;margin:0 auto 12px}
.sn-topbar .cs-card-name{font-size:14px;font-weight:600;color:#fff;line-height:1.4}
.sn-topbar .cs-card-phone{font-size:13px;color:#7aa0e8;margin-top:4px;letter-spacing:.5px}
.sn-topbar .topbar-logout-btn{font-size:11px;color:rgba(255,255,255,.6);background:none;border:1px solid rgba(255,255,255,.12);padding:4px 10px;border-radius:4px;cursor:pointer;transition:all .2s;font-family:inherit}
.sn-topbar .topbar-logout-btn:hover{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.3)}
.sn-topbar #kbHelpBtn{color:rgba(255,255,255,.7)!important;border-color:rgba(255,255,255,.15)!important}
.sn-topbar #kbHelpBtn:hover{color:#fff!important;border-color:rgba(255,255,255,.3)!important;background:rgba(255,255,255,.1)!important}
.sn-topbar .sn-search-box{flex:1;max-width:400px;position:relative}
.sn-topbar .sn-search-box input{width:100%;padding:8px 14px 8px 34px;border-radius:9px;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.08);color:rgba(255,255,255,.9);font-size:12.5px;outline:none;transition:border-color .2s,box-shadow .2s,background .2s}
.sn-topbar .sn-search-box::before{content:"🔍";position:absolute;left:11px;top:50%;transform:translateY(-50%);font-size:12px;opacity:.55;pointer-events:none}
.sn-topbar .sn-search-box input::placeholder{color:rgba(255,255,255,.45)}
.sn-topbar .sn-search-box input:focus{border-color:#7aa0e8;box-shadow:0 0 0 3px rgba(122,160,232,.2);background:rgba(255,255,255,.12)}
.app-shell.sn-legacy .sn-page-content{flex:1;overflow-y:auto;overflow-x:hidden}
/* 子页面原有的顶部 .header（全局导航）被侧边栏取代，隐藏之 */
.app-shell.sn-legacy .header{display:none!important}

/* ============ 移动端：侧栏转为底部横向导航 ============ */
@media (max-width:768px){
  .app-shell{flex-direction:column;height:auto;min-height:100vh;width:100%}
  .content-area{height:auto;min-height:100vh;order:1}
  .app-shell.sn-legacy{height:auto;min-height:100vh}
  .app-shell.sn-legacy .content-area{height:auto;min-height:100vh;overflow:visible}
  .side-nav{
    order:2;width:100%;height:auto;flex-direction:row;
    position:fixed;bottom:0;left:0;right:0;z-index:500;
    padding:4px 0;border-right:none;border-top:1px solid rgba(255,255,255,.08);
    box-shadow:0 -4px 16px rgba(0,0,0,.25);
  }
  .side-nav-brand{display:none}
  .side-nav-footer{display:none}
  .side-nav-items{
    flex-direction:row;gap:2px;padding:2px 8px;overflow-x:auto;overflow-y:hidden;
    width:100%;-webkit-overflow-scrolling:touch;
  }
  .side-nav .nav-divider{display:none}
  .side-nav .nav-item{flex-shrink:0;min-width:54px;padding:6px 8px}
  .side-nav .nav-item.active::before{display:none}
  .side-nav .nav-item.active{box-shadow:inset 0 -2px 0 #7aa0e8,inset 0 0 0 1px rgba(122,160,232,.3)}
  /* 给内容区底部留出导航条空间 */
  .content-area{padding-bottom:62px}
  .app-shell.sn-legacy .content-area{padding-bottom:62px}
}