:root{
  --iu-primary:#4f7cff;
  --iu-primary-2:#7c5cff;
  --iu-text:#1c2340;
  --iu-sub:#6a7290;
  --iu-line:#eef1f8;
  --iu-bg:#f5f7fc;
  --iu-radius:16px;
  --iu-shadow:0 12px 32px rgba(70,90,160,.08);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;height:100%}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  background:var(--iu-bg);color:var(--iu-text);font-size:14px;-webkit-font-smoothing:antialiased;
}
a{color:var(--iu-primary);text-decoration:none}
::-webkit-scrollbar{width:7px;height:7px}
::-webkit-scrollbar-thumb{background:#d5dbe9;border-radius:6px}
::-webkit-scrollbar-track{background:transparent}

/* 玻璃卡片 */
.glass{background:rgba(255,255,255,.82);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border:1px solid rgba(255,255,255,.9);border-radius:var(--iu-radius);box-shadow:var(--iu-shadow)}
.card{background:#fff;border-radius:var(--iu-radius);box-shadow:0 6px 20px rgba(70,90,160,.07);border:1px solid #f0f3fa}

/* 登录页 */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;
  background:radial-gradient(1200px 600px at 15% 10%,#e8eeff 0%,transparent 60%),
             radial-gradient(900px 500px at 85% 85%,#f3e9ff 0%,transparent 60%),
             linear-gradient(150deg,#f7f9ff 0%,#eef2ff 55%,#fbf6ff 100%);position:relative;overflow:hidden}
.login-wrap:before,.login-wrap:after{content:"";position:absolute;border-radius:50%;filter:blur(50px);opacity:.55}
.login-wrap:before{width:340px;height:340px;background:#bcd0ff;left:-90px;top:-80px}
.login-wrap:after{width:300px;height:300px;background:#dcc7ff;right:-70px;bottom:-90px}
.login-card{position:relative;z-index:2;width:100%;max-width:400px;background:rgba(255,255,255,.86);
  backdrop-filter:blur(24px);border:1px solid rgba(255,255,255,.95);border-radius:24px;
  box-shadow:0 24px 60px rgba(70,90,160,.16);padding:36px 30px 30px}
.brand{display:flex;align-items:center;gap:11px;margin-bottom:26px}
.brand-logo{width:44px;height:44px;border-radius:14px;background:linear-gradient(135deg,var(--iu-primary),var(--iu-primary-2));
  display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:18px;
  box-shadow:0 8px 20px rgba(79,124,255,.32)}
.brand-name{font-size:17px;font-weight:700;letter-spacing:.4px}
.brand-sub{font-size:11.5px;color:var(--iu-sub);margin-top:2px;letter-spacing:.6px}
.login-title{font-size:20px;font-weight:700;margin:0 0 6px}
.login-desc{font-size:13px;color:var(--iu-sub);margin:0 0 22px}
.login-card .el-input__wrapper{background:#f6f8fd;box-shadow:none;border-radius:12px;padding:6px 14px}
.login-card .el-input__wrapper.is-focus{box-shadow:0 0 0 2px rgba(79,124,255,.22)}
.login-btn{width:100%;height:44px;border-radius:12px;font-weight:600;font-size:15px;border:0;margin-top:8px;
  background:linear-gradient(135deg,var(--iu-primary),var(--iu-primary-2));color:#fff;cursor:pointer;
  box-shadow:0 10px 24px rgba(79,124,255,.3);transition:.2s}
.login-btn:hover{transform:translateY(-1px);box-shadow:0 14px 28px rgba(79,124,255,.36)}
.login-foot{margin-top:18px;text-align:center;font-size:12px;color:#9aa1b8}

/* 主框架 */
.layout{display:flex;height:100vh;overflow:hidden}
.sidebar{width:226px;flex:0 0 226px;background:rgba(255,255,255,.9);backdrop-filter:blur(20px);
  border-right:1px solid var(--iu-line);display:flex;flex-direction:column;padding:18px 12px}
.sidebar .brand{padding:2px 8px 20px;margin-bottom:6px;border-bottom:1px solid var(--iu-line)}
.menu{flex:1;overflow-y:auto;padding-top:10px}
.menu-item{display:flex;align-items:center;gap:10px;padding:11px 12px;border-radius:12px;color:#54607e;
  font-size:13.5px;cursor:pointer;margin-bottom:4px;transition:.16s;user-select:none}
.menu-item:hover{background:#f2f5fd;color:var(--iu-primary)}
.menu-item.active{background:linear-gradient(135deg,rgba(79,124,255,.12),rgba(124,92,255,.12));
  color:var(--iu-primary);font-weight:600}
.menu-item .dot{width:6px;height:6px;border-radius:50%;background:currentColor;opacity:.5}
.side-foot{padding:12px 10px 4px;border-top:1px solid var(--iu-line);font-size:11.5px;color:#9aa1b8;line-height:1.6}

.main{flex:1;display:flex;flex-direction:column;overflow:hidden}
.topbar{height:60px;flex:0 0 60px;display:flex;align-items:center;justify-content:space-between;
  padding:0 22px;background:rgba(255,255,255,.72);backdrop-filter:blur(14px);border-bottom:1px solid var(--iu-line)}
.topbar-title{font-size:16px;font-weight:600}
.topbar-right{display:flex;align-items:center;gap:14px;font-size:13px;color:var(--iu-sub)}
.avatar{width:32px;height:32px;border-radius:50%;background:linear-gradient(135deg,#4f7cff,#7c5cff);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:600}
.content{flex:1;overflow:auto;padding:20px 22px 26px}

/* 通用 */
.page-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;gap:12px;flex-wrap:wrap}
.page-title{font-size:17px;font-weight:700}
.page-desc{font-size:12.5px;color:var(--iu-sub);margin-top:4px}
.toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:14px}
.grid{display:grid;gap:16px}
.stat-card{background:#fff;border-radius:var(--iu-radius);padding:18px 20px;border:1px solid #f0f3fa;
  box-shadow:0 6px 20px rgba(70,90,160,.06);position:relative;overflow:hidden}
.stat-card .label{font-size:12.5px;color:var(--iu-sub);margin-bottom:10px}
.stat-card .num{font-size:26px;font-weight:700;letter-spacing:-.5px}
.stat-card .sub{font-size:11.5px;color:#9aa1b8;margin-top:8px}
.stat-card .badge{position:absolute;right:16px;top:16px;width:36px;height:36px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;font-size:16px}
.el-table{--el-table-border-color:#f1f4fa;--el-table-header-bg-color:#fafbff;border-radius:12px;font-size:13px}
.el-table th.el-table__cell{background:#fafbff!important;color:#5b6484;font-weight:600;font-size:12.5px}
.el-button--primary{--el-button-bg-color:var(--iu-primary);--el-button-border-color:var(--iu-primary)}
.el-dialog{border-radius:18px!important}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12.5px}
.muted{color:#9aa1b8}
.tag-soft{display:inline-flex;align-items:center;gap:5px;padding:3px 9px;border-radius:8px;font-size:11.5px;
  background:#f1f4fd;color:#54607e}
.ch-dot{width:7px;height:7px;border-radius:50%;display:inline-block;margin-right:6px}

/* 工作台 */
.inbox{display:flex;gap:14px;height:calc(100vh - 128px);min-height:520px}
.conv-list{width:300px;flex:0 0 300px;background:#fff;border-radius:var(--iu-radius);border:1px solid #f0f3fa;
  display:flex;flex-direction:column;overflow:hidden;box-shadow:0 6px 20px rgba(70,90,160,.06)}
.conv-tools{padding:12px;border-bottom:1px solid var(--iu-line)}
.conv-tabs{display:flex;gap:6px;margin-bottom:10px}
.conv-tab{flex:1;text-align:center;padding:7px 0;border-radius:9px;font-size:12.5px;color:#64708e;cursor:pointer;background:#f6f8fd}
.conv-tab.on{background:rgba(79,124,255,.12);color:var(--iu-primary);font-weight:600}
.conv-scroll{flex:1;overflow-y:auto}
.conv-item{padding:12px 14px;border-bottom:1px solid #f6f8fd;cursor:pointer;transition:.15s}
.conv-item:hover{background:#fafbff}
.conv-item.on{background:rgba(79,124,255,.07);border-left:3px solid var(--iu-primary)}
.conv-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:5px}
.conv-name{font-size:13.5px;font-weight:600;display:flex;align-items:center;gap:6px}
.conv-time{font-size:11px;color:#a3aabf}
.conv-last{font-size:12.5px;color:#7b849e;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.unread{background:#ff5c7c;color:#fff;font-size:10.5px;border-radius:9px;padding:1px 6px;margin-left:6px}
.chat-panel{flex:1;display:flex;flex-direction:column;background:#fff;border-radius:var(--iu-radius);
  border:1px solid #f0f3fa;overflow:hidden;box-shadow:0 6px 20px rgba(70,90,160,.06)}
.chat-head{padding:13px 18px;border-bottom:1px solid var(--iu-line);display:flex;align-items:center;justify-content:space-between}
.chat-body{flex:1;overflow-y:auto;padding:18px;background:linear-gradient(180deg,#fbfcff,#f7f9ff)}
.msg{display:flex;margin-bottom:14px;gap:9px}
.msg.right{flex-direction:row-reverse}
.msg-avatar{width:34px;height:34px;border-radius:50%;flex:0 0 34px;display:flex;align-items:center;justify-content:center;
  font-size:12px;color:#fff;background:#c3ccdf}
.msg.right .msg-avatar{background:linear-gradient(135deg,var(--iu-primary),var(--iu-primary-2))}
.bubble{max-width:62%;padding:10px 14px;border-radius:14px;font-size:13.5px;line-height:1.65;background:#fff;
  border:1px solid #eef1f8;box-shadow:0 2px 8px rgba(70,90,160,.05);word-break:break-word;white-space:pre-wrap}
.msg.right .bubble{background:linear-gradient(135deg,var(--iu-primary),#6a68ff);color:#fff;border:0}
.msg-time{font-size:10.5px;color:#b3b9cb;text-align:center;margin:10px 0}
.chat-input{border-top:1px solid var(--iu-line);padding:12px 14px;background:#fff}
.chat-input textarea{width:100%;border:0;outline:0;resize:none;font-family:inherit;font-size:14px;line-height:1.6;padding:6px 4px;background:transparent}
.empty{flex:1;display:flex;align-items:center;justify-content:center;color:#b3b9cb;font-size:13.5px;flex-direction:column;gap:10px}

/* 海报 */
.poster-wrap{display:flex;gap:20px;flex-wrap:wrap}
.poster-form{flex:1;min-width:320px}
.poster-preview{width:340px;flex:0 0 340px;display:flex;align-items:center;justify-content:center;
  background:#f7f9ff;border-radius:16px;padding:16px;border:1px dashed #dfe5f5}
.poster-preview canvas{max-width:100%;height:auto;border-radius:12px;box-shadow:0 10px 30px rgba(70,90,160,.16)}

/* 渠道卡 */
.ch-card{background:#fff;border-radius:16px;border:1px solid #f0f3fa;padding:18px;box-shadow:0 6px 20px rgba(70,90,160,.06)}
.ch-head{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.ch-icon{width:40px;height:40px;border-radius:12px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:13px;font-weight:600}
.kv{display:flex;justify-content:space-between;font-size:12.5px;padding:6px 0;border-bottom:1px dashed #f2f4fa}
.kv .k{color:#8b93ab}
.kv .v{color:#2a3252;font-weight:500;text-align:right;max-width:60%;word-break:break-all}

/* 用户端 */
.u-shell{min-height:100vh;background:
  radial-gradient(1000px 500px at 12% 0%,#e9efff 0%,transparent 55%),
  radial-gradient(800px 500px at 90% 100%,#f4ecff 0%,transparent 55%),#f7f9ff}
.u-header{height:62px;display:flex;align-items:center;justify-content:space-between;padding:0 24px;
  background:rgba(255,255,255,.8);backdrop-filter:blur(16px);border-bottom:1px solid var(--iu-line);position:sticky;top:0;z-index:20}
.u-body{max-width:1180px;margin:0 auto;padding:22px 20px 40px}
.pkg-card{border-radius:18px;border:1px solid #eef1f8;padding:22px;background:#fff;text-align:center;
  transition:.2s;cursor:pointer;position:relative;overflow:hidden}
.pkg-card:hover{transform:translateY(-3px);box-shadow:0 16px 34px rgba(79,124,255,.14);border-color:#dbe4ff}
.pkg-card.hot{background:linear-gradient(180deg,#fff,#f7f9ff);border-color:#cdd9ff}
.pkg-price{font-size:28px;font-weight:700;color:var(--iu-primary);margin:10px 0 4px}
.pkg-price small{font-size:13px;font-weight:500;color:#9aa1b8}
.pkg-qty{font-size:13px;color:var(--iu-sub)}

@media (max-width:900px){
  .layout{flex-direction:column;height:auto;min-height:100vh}
  .sidebar{width:100%;flex:none;flex-direction:row;overflow-x:auto;padding:10px}
  .sidebar .brand{border:0;padding:0 12px 0 4px;min-width:auto}
  .menu{display:flex;padding:0;gap:6px;overflow-x:auto}
  .menu-item{white-space:nowrap;margin:0}
  .side-foot{display:none}
  .inbox{flex-direction:column;height:auto}
  .conv-list{width:100%;flex:none;max-height:340px}
  .chat-panel{height:60vh}
  .content{padding:14px}
  .poster-preview{width:100%;flex:none}
}