/* ================= 主题变量 ================= */
:root,
html[data-theme="dark"]{
  --bg:#0b1017;
  --bg-soft:#131a26;
  --panel:#1a2230;
  --panel-2:#232d40;
  --border:#2a3446;
  --border-2:#303b4f;
  --text:#e5e9f0;
  --text-2:#c6cede;
  --muted:#98a3b8;
  --muted-2:#78839a;
  --accent:#dfa45f;
  --accent-2:#f2b020;
  --accent-ink:#0b1017;
  --up:#ff4d4f;
  --down:#3ddc84;
  --shadow:rgba(0,0,0,.28);
  --shadow-strong:rgba(0,0,0,.45);
  --topbar-bg:#121926;
  --hero-grad-1:#232d40;
  --hero-grad-2:#1a2230;
  --hero-text:#ffffff;
  --tag-up-bg:rgba(255,77,79,.15);
  --tag-down-bg:rgba(61,220,132,.15);
  --tag-flat-bg:rgba(155,164,184,.15);
}

html[data-theme="light"]{
  --bg:#f4f6fb;
  --bg-soft:#ffffff;
  --panel:#ffffff;
  --panel-2:#eef2f8;
  --border:#e3e8f0;
  --border-2:#d5dce8;
  --text:#1e2836;
  --text-2:#3b4658;
  --muted:#6a7688;
  --muted-2:#8b95a6;
  --accent:#b8742a;
  --accent-2:#c9822f;
  --accent-ink:#ffffff;
  --up:#dc2f2f;
  --down:#0f9960;
  --shadow:rgba(16,24,40,.08);
  --shadow-strong:rgba(16,24,40,.18);
  --topbar-bg:#ffffff;
  --hero-grad-1:#2e4a7d;
  --hero-grad-2:#1b2d4a;
  --hero-text:#1e2836;
  --tag-up-bg:rgba(220,47,47,.12);
  --tag-down-bg:rgba(15,153,96,.12);
  --tag-flat-bg:rgba(110,124,140,.12);
}

*{box-sizing:border-box;margin:0;padding:0}
html,body{background:var(--bg)}
body{font-family:-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;
     background:var(--bg);color:var(--text);font-size:14px;padding-bottom:70px;
     min-height:100vh;transition:background .25s ease,color .25s ease}

/* 图标 */
.ic{display:inline-block;vertical-align:-3px;flex:0 0 auto}
.top-link .ic,.nav-item .ic,.section-title .ic,.card-title .ic{opacity:.9}

/* 返回 */
.back-btn{position:fixed;left:6px;top:8px;z-index:99999;color:var(--text);font-size:22px;
          text-decoration:none;line-height:1;width:34px;height:30px;display:flex;align-items:center;
          justify-content:center;background:var(--panel-2);border:1px solid var(--border);
          border-radius:8px;box-shadow:0 2px 8px var(--shadow)}

/* ================= 顶部功能按钮 ================= */
.topbar{position:sticky;top:0;z-index:100;background:var(--topbar-bg);
        border-bottom:1px solid var(--border);display:flex;align-items:center;
        box-shadow:0 2px 10px var(--shadow)}
.topbar-scroll{display:flex;overflow-x:auto;white-space:nowrap;padding:0 8px;
               -webkit-overflow-scrolling:touch;flex:1}
.topbar-scroll::-webkit-scrollbar{display:none}
.top-link{flex:0 0 auto;display:flex;align-items:center;gap:5px;padding:12px 10px;
          color:var(--muted);text-decoration:none;font-size:13px}
.top-link:active{color:var(--accent)}
.theme-btn{flex:0 0 auto;width:42px;height:38px;display:flex;align-items:center;
           justify-content:center;background:transparent;border:none;border-left:1px solid var(--border);
           color:var(--muted);cursor:pointer}
.theme-btn:active{color:var(--accent)}
html[data-theme="light"] .theme-btn .ic:nth-child(2),
html[data-theme="dark"] .theme-btn .ic:nth-child(1){display:none}

/* ================= 底部功能按钮 ================= */
.bottom-nav{position:fixed;bottom:0;left:0;right:0;display:flex;background:var(--topbar-bg);
            border-top:1px solid var(--border);z-index:100;box-shadow:0 2px 10px var(--shadow)}
.nav-item{flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;
          padding:9px 0 10px;color:var(--muted);text-decoration:none;font-size:12px}
.nav-item.active{color:var(--accent)}

.container{max-width:720px;margin:0 auto;padding:12px}

/* ================= Banner（首页主图，贴顶）================= */
.banner{height:190px;border-radius:0;background:linear-gradient(135deg,var(--hero-grad-1),var(--hero-grad-2));
        background-size:cover;background-position:center;display:flex;align-items:flex-end;
        padding:18px 16px;margin:0;position:relative;overflow:hidden;cursor:pointer}
.banner-hero{width:100%}
.banner-slides{position:absolute;inset:0;z-index:0}
.banner-slide{position:absolute;inset:0;background-size:cover;background-position:center;
        opacity:0;transition:opacity .5s ease}
.banner-slide.active{opacity:1}
.banner-slide::after{content:"";position:absolute;inset:0;
        background:linear-gradient(to top,rgba(0,0,0,.55),rgba(0,0,0,0) 55%)}
.banner-dots{position:absolute;right:12px;bottom:10px;z-index:3;display:flex;gap:5px}
.banner-dot{width:6px;height:6px;border-radius:50%;background:rgba(255,255,255,.4)}
.banner-dot.on{background:#f2b020}
.banner-text{position:relative;z-index:2;text-shadow:0 1px 4px rgba(0,0,0,.55);color:#fff}
.banner-title{font-size:20px;font-weight:600}
.banner-sub{font-size:12px;color:rgba(255,255,255,.82);margin-top:6px}

/* ================= 通用卡片 ================= */
.card{background:var(--panel);border-radius:12px;padding:12px;margin-bottom:12px;
      border:1px solid var(--border);box-shadow:0 2px 10px var(--shadow)}
.card-title{display:flex;align-items:center;gap:6px;font-size:14px;color:var(--accent);
            margin-bottom:8px;font-weight:600;letter-spacing:.4px}
.notice-item{display:flex;align-items:center;gap:8px;padding:9px 0;
             border-bottom:1px dashed var(--border-2);cursor:pointer;font-size:13px;color:var(--text-2)}
.notice-item:last-child{border-bottom:none}
.notice-dot{width:6px;height:6px;border-radius:50%;background:var(--accent);flex:0 0 auto}

/* 分区标题 */
.section-head{display:flex;align-items:center;justify-content:space-between;margin:16px 4px 10px}
.section-title{display:flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--text)}
.section-note{font-size:11px;color:var(--muted-2)}

/* ================= 行情卡片（带K线）================= */
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.quote-card{background:var(--panel);border:1px solid var(--border);border-radius:12px;
            padding:12px;cursor:pointer;box-shadow:0 2px 10px var(--shadow)}
.pc-name{font-size:14px;font-weight:600;margin-bottom:6px;color:var(--text)}
.pc-price{font-size:18px;font-weight:700}
.pc-change{font-size:12px;margin-top:4px}
.pc-chart{width:100%;height:46px;display:block;margin-top:6px}

/* ================= 产品卡片（带产品图）================= */
.prod-card{background:var(--panel);border:1px solid var(--border);border-radius:12px;
           overflow:hidden;cursor:pointer;box-shadow:0 2px 10px var(--shadow);
           display:flex;flex-direction:column}
.prod-thumb{width:100%;aspect-ratio:1/1;overflow:hidden;background:var(--bg-soft)}
.prod-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.prod-body{padding:9px 10px 11px}
.prod-name{font-size:13px;font-weight:600;color:var(--text)}
.prod-price{font-size:17px;font-weight:700;margin-top:3px}
.prod-change{font-size:11px;margin-top:2px}
.prod-card-lg .prod-name{font-size:14px}
.prod-card-lg .prod-price{font-size:19px}

/* 颜色 */
.up{color:var(--up)}.down{color:var(--down)}.flat{color:var(--muted)}

/* ================= K线页 ================= */
.quote-head{padding:10px 4px 10px}
.quote-name{font-size:18px;font-weight:600}
.quote-price{font-size:28px;font-weight:700;margin-top:4px}
.quote-change{font-size:14px;margin-top:4px}
.quote-stats{display:flex;gap:16px;font-size:12px;color:var(--muted);padding:8px 4px 14px}
.quote-stats b{display:block;color:var(--text);font-size:14px;margin-top:3px}

.period-bar{display:flex;gap:6px;overflow-x:auto;padding:6px 0 12px}
.period-bar button{flex:0 0 auto;background:var(--panel);border:1px solid var(--border);
                   color:var(--muted);border-radius:8px;padding:6px 12px;font-size:12px}
.period-bar button.active{background:var(--accent);color:var(--accent-ink);
                          border-color:var(--accent);font-weight:600}

.kline-canvas{width:100%;height:280px;background:var(--bg-soft);
              border:1px solid var(--border);border-radius:12px}

.action-bar{display:flex;gap:10px;margin-top:16px;position:sticky;bottom:70px;
            background:var(--bg);padding:8px 0}
.action-bar button{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;
                   padding:12px 0;border:none;border-radius:10px;font-size:15px;
                   font-weight:600;color:#fff}
.btn-up{background:var(--up)}
.btn-down{background:var(--down)}
.btn-flat{background:#78839a}

/* ================= 弹窗 ================= */
.modal-mask{position:fixed;inset:0;background:rgba(0,0,0,.6);display:none;
            align-items:center;justify-content:center;z-index:200;padding:20px}
.modal-mask.show{display:flex}
.modal{background:var(--panel);border:1px solid var(--border-2);border-radius:14px;padding:18px;
       width:100%;max-width:340px;box-shadow:0 8px 30px var(--shadow-strong)}
.modal h3{margin-bottom:12px;font-size:16px;color:var(--text)}
.notice-content{font-size:13px;line-height:1.75;color:var(--text-2);margin-bottom:14px;
                white-space:pre-wrap;max-height:46vh;overflow:auto}
.modal input{width:100%;padding:12px;background:var(--bg-soft);border:1px solid var(--border-2);
             border-radius:8px;color:var(--text);margin-bottom:10px;font-size:15px}
.modal-row{display:flex;justify-content:flex-end;margin-bottom:12px}
.btn-all{background:var(--panel-2);color:var(--accent);border:1px solid var(--accent);
         border-radius:8px;padding:6px 12px;font-size:12px}
.modal-actions{display:flex;gap:10px}
.modal-actions button,.modal-actions a{flex:1;padding:12px 0;border:none;border-radius:8px;font-weight:600;font-size:14px;text-align:center;display:flex;align-items:center;justify-content:center;text-decoration:none}
.btn-cancel{background:var(--panel-2);color:var(--text-2)}
.btn-submit{background:var(--accent);color:var(--accent-ink)}
.modal-tip{margin-top:10px;font-size:12px;text-align:center;min-height:16px}

/* ================= 订单 ================= */
.tabs{display:flex;gap:8px;margin-bottom:12px}
.tab{flex:1;padding:10px 0;background:var(--panel);border:1px solid var(--border);
     color:var(--muted);border-radius:10px;font-size:14px}
.tab.active{background:var(--accent);color:var(--accent-ink);border-color:var(--accent);font-weight:600}
.order-card{background:var(--panel);border:1px solid var(--border);border-radius:12px;
            padding:12px;margin-bottom:10px;box-shadow:0 2px 10px var(--shadow)}
.order-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
.order-symbol{font-weight:600}
.tag{font-size:11px;padding:2px 8px;border-radius:6px}
.tag-up{background:var(--tag-up-bg);color:var(--up)}
.tag-down{background:var(--tag-down-bg);color:var(--down)}
.tag-flat{background:var(--tag-flat-bg);color:var(--muted)}
.order-row{display:flex;justify-content:space-between;padding:5px 0;font-size:12px;color:var(--muted)}
.order-row b{color:var(--text);font-weight:500}

/* ================= 个人中心 ================= */
.profile-card{padding:16px}
.profile-top{display:flex;gap:12px;align-items:center;margin-bottom:14px}
.avatar{width:52px;height:52px;border-radius:50%;background:var(--accent);color:var(--accent-ink);
        display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:700}
.profile-name{font-size:16px;font-weight:600}
.profile-id{font-size:12px;color:var(--muted);margin-top:3px}
.asset-grid{display:flex;gap:8px;border-top:1px solid var(--border);padding-top:12px}
.asset-item{flex:1;text-align:center;font-size:12px;color:var(--muted)}
.asset-item b{display:block;margin-top:5px;font-size:16px;color:var(--accent)}
.btn-row{display:flex;gap:10px}
.btn-primary{flex:1;display:flex;align-items:center;justify-content:center;gap:6px;padding:12px 0;
             background:var(--accent);color:var(--accent-ink);border:none;border-radius:10px;
             font-weight:600;text-decoration:none;font-size:14px}
.btn-ghost{flex:1;display:flex;align-items:center;justify-content:center;gap:6px;padding:12px 0;
           background:var(--panel-2);color:var(--text-2);border:1px solid var(--border-2);
           border-radius:10px;font-size:14px;text-decoration:none}

/* ================= 登录 ================= */
.login-box{max-width:340px;margin:60px auto;background:var(--panel);border:1px solid var(--border);
           border-radius:14px;padding:24px;box-shadow:0 6px 24px var(--shadow)}
.login-box h2{font-size:18px;text-align:center;margin-bottom:6px}
.login-box .sub{text-align:center;font-size:12px;color:var(--muted);margin-bottom:18px}
.login-box input{width:100%;padding:12px;background:var(--bg-soft);border:1px solid var(--border-2);
                 border-radius:8px;color:var(--text);margin-bottom:12px}
.login-box button{width:100%;padding:12px;background:var(--accent);color:var(--accent-ink);
                  border:none;border-radius:8px;font-weight:600;font-size:15px}
.error{color:var(--up);font-size:13px;text-align:center;margin-bottom:10px}
.tip{font-size:12px;color:var(--muted-2);text-align:center;margin-top:14px}

/* ================= 静态页 / 消息 ================= */
.page-header{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.btn-back{background:var(--panel-2);color:var(--text-2);border:1px solid var(--border-2);
          padding:8px 14px;border-radius:8px;font-size:13px}
.static-content{white-space:pre-wrap;font-family:inherit;font-size:14px;line-height:1.8;color:var(--text-2)}
.message-item{display:block;background:var(--panel);border:1px solid var(--border);
              border-radius:10px;padding:14px;margin-bottom:10px;text-decoration:none;
              color:var(--text);box-shadow:0 2px 10px var(--shadow)}
.message-title{font-size:14px;font-weight:500}
.message-time{font-size:12px;color:var(--muted-2);margin-top:6px}

.empty{text-align:center;color:var(--muted-2);padding:26px 0;font-size:13px}
.im-frame{width:100%;height:calc(100vh - 180px);border:1px solid var(--border);border-radius:12px}

/* ================= 交互细节 ================= */
input,textarea{outline:none;transition:border-color .15s ease}
input:focus,textarea:focus{border-color:var(--accent)}
.btn-primary,.btn-submit,.login-box button{box-shadow:0 2px 10px var(--shadow)}
.quote-card:active,.prod-card:active,.tab:active,.nav-item:active{transform:scale(.99)}
.quote-card,.prod-card{transition:transform .12s ease,box-shadow .18s ease}

/* ================= 个人中心菜单行 ================= */
.menu-row{display:flex;justify-content:space-between;align-items:center;gap:10px;
          padding:13px 14px;border-bottom:1px solid var(--border);color:var(--text);
          text-decoration:none;font-size:14px;width:100%;background:transparent;
          border-left:none;border-right:none;border-top:none;font-family:inherit;text-align:left}
.menu-row:last-child{border-bottom:none}
.menu-row .left{display:flex;align-items:center;gap:10px;min-width:0}
.menu-row .mi{width:26px;height:26px;border-radius:8px;background:var(--panel-2);
              color:var(--accent);display:flex;align-items:center;justify-content:center;flex:0 0 26px}
.menu-row .val{color:var(--muted-2);font-size:12px;white-space:nowrap}
.menu-row-tip{color:var(--accent);font-size:12px;line-height:1.6;align-items:flex-start}
.menu-row-tip .ic{margin-top:2px}
.menu-btn{cursor:pointer}
.asset-sub{font-size:11px;color:var(--muted-2);margin-top:2px}

/* ================= 其它页补充类 ================= */
.card-body{line-height:1.85;font-size:14px;color:var(--text-2);white-space:pre-wrap}
.card-body label,.card label{color:var(--muted)}
.page-head{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.table-wrap{overflow-x:auto;background:var(--panel);border:1px solid var(--border);border-radius:12px}
.dark-table{width:100%;border-collapse:collapse;font-size:12px;white-space:nowrap}
.dark-table th,.dark-table td{padding:10px 12px;text-align:left;border-bottom:1px solid var(--border)}
.dark-table th{color:var(--muted);background:var(--panel-2);font-weight:600}
.dark-table tr:last-child td{border-bottom:none}
.dark-table td{color:var(--text)}
.btn-back{display:inline-block;background:var(--panel-2);color:var(--text-2);border:1px solid var(--border-2);
          padding:8px 14px;border-radius:8px;font-size:13px;text-decoration:none}

/* ================= 公告一行条 ================= */
.notice-bar{display:flex;align-items:center;gap:8px;background:var(--panel);
            border:1px solid var(--border);border-radius:10px;padding:9px 12px;
            margin:10px 0 0;cursor:pointer;box-shadow:0 2px 8px var(--shadow)}
.notice-bar:active{background:var(--panel-2)}
.nb-tag{flex:0 0 auto;display:flex;align-items:center;gap:4px;font-size:12px;
        color:var(--accent);font-weight:600}
.nb-text{flex:1;min-width:0;font-size:13px;color:var(--text-2);white-space:nowrap;
         overflow:hidden;text-overflow:ellipsis}
.nb-more{flex:0 0 auto;font-size:12px;color:var(--muted-2)}

/* ================= 安装到桌面 ================= */
.install-bar{position:fixed;left:10px;right:10px;bottom:74px;z-index:60;
  display:flex;align-items:center;gap:8px;padding:10px 12px;border-radius:12px;
  background:var(--panel);border:1px solid var(--border);box-shadow:0 8px 24px var(--shadow)}
.ib-icon{color:var(--accent);display:flex;align-items:center}
.ib-text{flex:1;font-size:13px;color:var(--text-2);min-width:0}
.ib-btn{flex:0 0 auto;border:none;border-radius:8px;padding:7px 14px;font-size:13px;
  font-weight:600;color:#1a1400;background:linear-gradient(135deg,#f4c76a,#d9a13c)}
.ib-close{flex:0 0 auto;color:var(--muted-2);font-size:18px;line-height:1;padding:0 2px}

.install-page{padding:6px 0 30px}
.install-head{display:flex;flex-direction:column;align-items:center;gap:10px;
  padding:22px 0 18px}
.install-logo{width:86px;height:86px;border-radius:22px;box-shadow:0 10px 26px var(--shadow)}
.install-name{font-size:19px;font-weight:700;color:var(--text)}
.install-sub{font-size:13px;color:var(--muted)}
.install-main-btn{display:block;width:100%;padding:15px 0;border:none;border-radius:12px;
  font-size:16px;font-weight:700;color:#1a1400;
  background:linear-gradient(135deg,#f4c76a,#d9a13c);box-shadow:0 8px 22px rgba(217,161,60,.28)}
.install-tip{display:none;margin-top:10px;font-size:12px;color:var(--muted-2);text-align:center}
.install-card{margin-top:16px;background:var(--panel);border:1px solid var(--border);
  border-radius:12px;padding:14px}
.install-card-title{font-size:14px;font-weight:600;color:var(--text);margin-bottom:8px}
.install-steps{margin:0;padding-left:20px;font-size:13px;color:var(--text-2);line-height:1.9}
.install-steps b{color:var(--accent)}
.install-share-row{display:flex;gap:8px;margin-top:4px}
.install-url{flex:1;min-width:0;background:var(--bg-soft);border:1px solid var(--border);
  border-radius:8px;padding:9px 10px;font-size:12px;color:var(--text-2)}
.install-copy{flex:0 0 auto;border:1px solid var(--border);background:var(--panel-2);
  color:var(--text);border-radius:8px;padding:9px 14px;font-size:13px;font-weight:600}
.install-note{margin-top:10px;font-size:12px;color:var(--muted-2);line-height:1.7}

/* ================= iOS 安装指引 ================= */
.env-warn{display:none;margin:0 0 12px;padding:11px 13px;border-radius:10px;
  font-size:13px;line-height:1.7;color:#7a4b00;background:#fff3d6;border:1px solid #f0d49a}
.ios-coach{position:fixed;left:0;right:0;bottom:96px;z-index:90;flex-direction:column;
  align-items:center;pointer-events:none}
.ios-coach-text{background:rgba(20,20,20,.92);color:#fff;font-size:13px;font-weight:600;
  padding:9px 14px;border-radius:20px;box-shadow:0 8px 20px rgba(0,0,0,.3)}
.ios-coach-arrow{color:#fff;font-size:26px;line-height:1;margin-top:2px;
  text-shadow:0 2px 8px rgba(0,0,0,.4);animation:bob 1s infinite alternate}
@keyframes bob{from{transform:translateY(0)}to{transform:translateY(8px)}}

/* ================= 站内客服聊天 ================= */
.cs-page{display:flex;flex-direction:column;height:calc(100vh - 78px);height:calc(100dvh - 78px);min-height:420px}
.cs-header{display:flex;align-items:center;gap:10px;padding:10px 2px 12px}
.cs-avatar{width:40px;height:40px;border-radius:50%;display:flex;align-items:center;
  justify-content:center;background:var(--bg-soft);color:var(--accent);border:1px solid var(--border)}
.cs-title{font-size:15px;font-weight:600;color:var(--text)}
.cs-status{font-size:12px;color:var(--muted-2);margin-top:2px}
.cs-body{flex:1;overflow-y:auto;padding:6px 2px;display:flex;flex-direction:column;gap:10px}
.cs-msg{display:flex}
.cs-msg.mine{justify-content:flex-end}
.cs-msg.other{justify-content:flex-start}
.cs-col{max-width:78%;display:flex;flex-direction:column;gap:3px}
.cs-msg.mine .cs-col{align-items:flex-end}
.cs-bubble{padding:9px 12px;border-radius:12px;font-size:14px;line-height:1.65;
  background:var(--panel);color:var(--text);border:1px solid var(--border);word-break:break-word}
.cs-msg.mine .cs-bubble{background:linear-gradient(135deg,#f4c76a,#d9a13c);color:#20180a;border:none}
.cs-time{font-size:11px;color:var(--muted-2)}
.cs-img{max-width:190px;border-radius:10px;display:block;cursor:zoom-in}
.cs-bubble.img-bubble{background:none;border:none;padding:0}
.cs-empty{text-align:center;color:var(--muted-2);font-size:13px;padding:40px 0}
.cs-inputbar{display:flex;align-items:flex-end;gap:8px;padding:10px 0 4px;border-top:1px solid var(--border);margin-top:6px}
.cs-img-btn{flex:0 0 auto;width:38px;height:38px;border-radius:10px;display:flex;align-items:center;
  justify-content:center;background:var(--panel);border:1px solid var(--border);color:var(--muted);cursor:pointer}
.cs-input{flex:1;min-height:38px;max-height:90px;resize:none;padding:9px 12px;border-radius:10px;
  font-size:14px;line-height:1.5;background:var(--panel);color:var(--text);border:1px solid var(--border);
  font-family:inherit}
.cs-send{flex:0 0 auto;height:38px;padding:0 16px;border:none;border-radius:10px;font-size:14px;
  font-weight:600;color:#20180a;background:linear-gradient(135deg,#f4c76a,#d9a13c)}

/* 客服提示音解锁提示（页面顶部一条，点一下即消失） */
.cs-sound-hint{margin:10px auto 0;max-width:520px;padding:9px 14px;border-radius:10px;
  font-size:12.5px;text-align:center;color:#fff;background:rgba(0,0,0,.62);
  border:1px solid rgba(255,255,255,.12);cursor:pointer}