/* ========= AI 教务中枢 · PC 管理端 样式表 ========= */
:root{
  --bg:#f4f6fa; --panel:#fff; --panel-soft:#f8fafd; --line:#e6ebf2; --line-soft:#eef2f7;
  --ink:#16233a; --ink-2:#47587a; --ink-3:#8a99b5;
  --sidebar:#0b1322; --sidebar-line:#1b2940; --side-ink:#9fb0ca; --side-active:#fff;
  --blue:#2f63ed; --blue-soft:#eaf0ff;
  --teal:#0fc6ae; --teal-soft:#e6fbf7;
  --coral:#ff7a45; --coral-soft:#fff1ea;
  --success:#18a05e; --success-soft:#e7f7ef;
  --danger:#e5494d; --danger-soft:#fdeaea;
  --warn:#e8a23d; --warn-soft:#fdf3e1;
  --radius:14px; --radius-sm:9px;
  --shadow:0 8px 30px rgba(18,35,64,.06); --shadow-lg:0 18px 50px rgba(10,20,45,.16);
  --font:'Manrope',-apple-system,'PingFang SC','Microsoft YaHei',sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html,body{height:100%}
body{font-family:var(--font);background:var(--bg);color:var(--ink);font-size:14px;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
input,select,textarea{font-family:inherit}
::-webkit-scrollbar{width:9px;height:9px}
::-webkit-scrollbar-thumb{background:#d3dbe8;border-radius:10px}
::-webkit-scrollbar-track{background:transparent}

/* ===== 登录页 ===== */
.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#0b1322 0%,#0f2a4a 55%,#0c1f3a 100%);position:relative;overflow:hidden}
.login-page::before{content:'';position:absolute;right:-120px;top:-120px;width:500px;height:500px;border-radius:50%;background:radial-gradient(circle,rgba(15,198,174,.22),transparent 70%)}
.login-page::after{content:'';position:absolute;left:-100px;bottom:-150px;width:450px;height:450px;border-radius:50%;background:radial-gradient(circle,rgba(47,99,237,.28),transparent 70%)}
.login-card{width:400px;max-width:92vw;background:rgba(255,255,255,.97);border-radius:20px;padding:38px 34px;box-shadow:var(--shadow-lg);position:relative;z-index:2}
.login-card .lg-brand{display:flex;align-items:center;gap:12px;margin-bottom:26px}
.login-card .lg-logo{width:46px;height:46px;border-radius:14px;background:linear-gradient(135deg,var(--teal),#1d6fd6);color:#fff;font-weight:800;font-size:21px;display:flex;align-items:center;justify-content:center}
.login-card .lg-brand b{font-size:18px;display:block}
.login-card .lg-brand span{font-size:11px;color:var(--ink-3);letter-spacing:1px}
.login-card h2{font-size:22px;font-weight:800;margin-bottom:6px}
.login-card .lg-sub{font-size:13px;color:var(--ink-3);margin-bottom:24px}
.login-card .field{margin-bottom:16px}
.login-card .field label{display:block;font-size:12.5px;font-weight:600;color:var(--ink-2);margin-bottom:7px}
.login-card .field input{width:100%;padding:11px 14px;border:1px solid var(--line);border-radius:10px;font-size:14px;outline:none;transition:.15s;background:#fff}
.login-card .field input:focus{border-color:var(--blue);box-shadow:0 0 0 3px var(--blue-soft)}
.login-card .lg-captcha{display:flex;gap:10px}
.login-card .lg-captcha input{flex:1;min-width:0}
.login-card .lg-captcha img{width:120px;height:42px;border:1px solid var(--line);border-radius:10px;cursor:pointer;object-fit:cover;background:#f2f5fa;flex-shrink:0}
.login-card .btn-login{width:100%;padding:12px;background:linear-gradient(135deg,var(--blue),#1d6fd6);color:#fff;border-radius:11px;font-size:14.5px;font-weight:700;transition:.2s;box-shadow:0 6px 18px rgba(47,99,237,.28)}
.login-card .btn-login:hover{filter:brightness(1.06);transform:translateY(-1px)}
.login-card .btn-login:disabled{opacity:.6;cursor:not-allowed;transform:none}
.login-card .lg-demo{margin-top:18px;padding:12px 14px;background:var(--panel-soft);border:1px solid var(--line-soft);border-radius:10px;font-size:12px;color:var(--ink-3);line-height:1.8}
.login-card .lg-demo b{color:var(--ink-2)}

/* ===== 应用框架 ===== */
.app{display:flex;height:100vh;overflow:hidden}
.sidebar{width:236px;background:var(--sidebar);color:var(--side-ink);display:flex;flex-direction:column;flex-shrink:0;transition:width .28s cubic-bezier(.4,0,.2,1);position:relative;z-index:30}
.sidebar.collapsed{width:76px}
.brand{display:flex;align-items:center;gap:12px;padding:22px 20px 18px}
.brand-logo{width:40px;height:40px;border-radius:12px;background:linear-gradient(135deg,var(--teal),#1d6fd6);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:19px;flex-shrink:0;box-shadow:0 6px 16px rgba(15,198,174,.35)}
.brand-name{white-space:nowrap;overflow:hidden}
.brand-name b{color:#fff;font-size:15px;display:block;letter-spacing:.3px}
.brand-name span{font-size:11px;color:var(--side-ink);letter-spacing:1px}
.sidebar.collapsed .brand-name{opacity:0}
.nav{padding:6px 12px;flex:1;overflow-y:auto}
.nav-group-label{font-size:10px;letter-spacing:1.6px;color:#5c6b88;padding:16px 12px 7px;font-weight:700;white-space:nowrap}
.sidebar.collapsed .nav-group-label{opacity:0;height:10px;padding:12px 0 0}
.nav-item{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:10px;margin-bottom:2px;cursor:pointer;transition:background .18s,color .18s;white-space:nowrap;position:relative}
.nav-item:hover{background:rgba(255,255,255,.06);color:#dbe4f5}
.nav-item.active{background:linear-gradient(90deg,rgba(15,198,174,.16),rgba(47,99,237,.12));color:#fff}
.nav-item.active::before{content:'';position:absolute;left:-12px;top:50%;transform:translateY(-50%);width:3px;height:20px;border-radius:3px;background:var(--teal);box-shadow:0 0 10px var(--teal)}
.nav-item .ico{width:20px;text-align:center;font-size:17px;flex-shrink:0}
.nav-item .lbl{font-size:13.5px;font-weight:500}
.nav-item .badge{margin-left:auto;background:var(--coral);color:#fff;font-size:10.5px;font-weight:700;border-radius:20px;padding:1px 8px;min-width:20px;text-align:center}
.sidebar.collapsed .nav-item{justify-content:center}
.sidebar.collapsed .lbl,.sidebar.collapsed .badge{display:none}
.side-foot{padding:14px 12px;border-top:1px solid var(--sidebar-line)}
.side-foot .hint{font-size:11px;color:#5c6b88;padding:0 8px;line-height:1.6;white-space:nowrap}

.main{flex:1;display:flex;flex-direction:column;min-width:0}
.topbar{height:64px;background:var(--panel);border-bottom:1px solid var(--line);display:flex;align-items:center;gap:16px;padding:0 24px;flex-shrink:0}
.icon-btn{width:38px;height:38px;border-radius:10px;display:flex;align-items:center;justify-content:center;color:var(--ink-2);background:var(--panel-soft);border:1px solid var(--line-soft);transition:.18s;font-size:17px;position:relative}
.icon-btn:hover{background:var(--blue-soft);color:var(--blue)}
.icon-btn .dot{position:absolute;top:8px;right:9px;width:8px;height:8px;background:var(--coral);border-radius:50%;border:2px solid #fff}
.page-crumb{font-size:13px;color:var(--ink-3)}
.page-crumb b{color:var(--ink);font-weight:600}
.topbar-right{margin-left:auto;display:flex;align-items:center;gap:14px}
.searchbox{display:flex;align-items:center;background:var(--panel-soft);border:1px solid var(--line-soft);border-radius:10px;padding:7px 13px;gap:8px;color:var(--ink-3);width:240px}
.searchbox input{border:none;background:none;outline:none;font-size:13px;color:var(--ink);width:100%}
.userchip{display:flex;align-items:center;gap:10px;padding:5px 8px;border-radius:10px;cursor:pointer;transition:.18s;position:relative}
.userchip:hover{background:var(--panel-soft)}
.avatar{width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,var(--blue),var(--teal));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px}
.userchip .um{line-height:1.2}
.userchip .um b{font-size:13px;display:block}
.userchip .um span{font-size:11px;color:var(--ink-3)}
.user-menu{position:absolute;top:52px;right:0;background:var(--panel);border:1px solid var(--line);border-radius:11px;box-shadow:var(--shadow-lg);min-width:160px;overflow:hidden;display:none;z-index:50}
.user-menu.show{display:block}
.user-menu .um-item{padding:10px 16px;font-size:13px;color:var(--ink-2);cursor:pointer;display:flex;align-items:center;gap:8px}
.user-menu .um-item:hover{background:var(--panel-soft);color:var(--blue)}
.user-menu .um-item.danger{color:var(--danger)}

.ai-toggle{display:flex;align-items:center;gap:9px;background:linear-gradient(135deg,var(--teal),#1d6fd6);color:#fff;border-radius:11px;padding:9px 16px;font-weight:600;font-size:13px;box-shadow:0 6px 18px rgba(15,198,174,.32);transition:.2s}
.ai-toggle:hover{transform:translateY(-1px);box-shadow:0 10px 24px rgba(15,198,174,.4)}
.ai-toggle .spark{font-size:15px}

.content{flex:1;overflow-y:auto;padding:26px 30px 40px}
.page{display:none;animation:fadeUp .4s ease}
.page.active{display:block}
@keyframes fadeUp{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
.page-head{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:22px;gap:16px}
.page-title{font-size:23px;font-weight:800;letter-spacing:.2px}
.page-sub{font-size:13px;color:var(--ink-3);margin-top:5px}
.btn{display:inline-flex;align-items:center;gap:7px;padding:9px 16px;border-radius:10px;font-weight:600;font-size:13px;transition:.18s;border:1px solid transparent}
.btn-primary{background:var(--blue);color:#fff;box-shadow:0 5px 14px rgba(47,99,237,.25)}
.btn-primary:hover{background:#2757d8}
.btn-ai{background:linear-gradient(135deg,var(--teal),#1d6fd6);color:#fff;box-shadow:0 5px 14px rgba(15,198,174,.28)}
.btn-ai:hover{filter:brightness(1.05)}
.btn-ghost{background:var(--panel);border-color:var(--line);color:var(--ink-2)}
.btn-ghost:hover{border-color:var(--blue);color:var(--blue)}
.btn-soft{background:var(--blue-soft);color:var(--blue)}
.btn-danger{background:var(--danger-soft);color:var(--danger)}
.btn-sm{padding:6px 12px;font-size:12.5px;border-radius:8px}
.btn[disabled]{opacity:.5;cursor:not-allowed}

/* 统计卡片 */
.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:22px}
.kpi{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:20px;position:relative;overflow:hidden;transition:.2s;cursor:pointer}
.kpi:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.kpi .k-label{font-size:13px;color:var(--ink-3);display:flex;align-items:center;gap:7px;margin-bottom:12px}
.kpi .k-val{font-size:30px;font-weight:800;letter-spacing:.3px;line-height:1}
.kpi .k-val em{font-style:normal;font-size:14px;font-weight:600;color:var(--ink-3);margin-left:3px}
.kpi .k-trend{font-size:12px;margin-top:10px;color:var(--ink-3);display:flex;align-items:center;gap:5px}
.kpi .k-trend b{color:var(--success);font-weight:600}
.kpi .k-trend b.down{color:var(--danger)}
.kpi .k-ico{position:absolute;right:16px;top:16px;width:40px;height:40px;border-radius:11px;display:flex;align-items:center;justify-content:center;font-size:19px}
.k-blue .k-ico{background:var(--blue-soft);color:var(--blue)}
.k-teal .k-ico{background:var(--teal-soft);color:var(--teal)}
.k-coral .k-ico{background:var(--coral-soft);color:var(--coral)}
.k-warn .k-ico{background:var(--warn-soft);color:var(--warn)}

.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.panel-head{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--line-soft)}
.panel-title{font-weight:700;font-size:15px;display:flex;align-items:center;gap:9px}
.panel-title .p-dot{width:8px;height:8px;border-radius:3px;background:var(--teal)}
.panel-body{padding:20px}
.two-col{display:grid;grid-template-columns:1.6fr 1fr;gap:16px;margin-bottom:16px}

/* 表格 */
table{width:100%;border-collapse:collapse}
table.kv td{padding:8px 10px;font-size:13px}
table.kv td:first-child{color:var(--ink-3);width:80px}
th{font-size:12px;color:var(--ink-3);font-weight:600;text-align:left;padding:11px 14px;border-bottom:1px solid var(--line-soft);white-space:nowrap;letter-spacing:.3px}
td{padding:13px 14px;border-bottom:1px solid var(--line-soft);font-size:13.5px;vertical-align:middle}
tbody tr{transition:.15s}
tbody tr:hover{background:var(--panel-soft)}
.tag{display:inline-flex;align-items:center;gap:5px;padding:3px 10px;border-radius:20px;font-size:12px;font-weight:600}
.tag-green{background:var(--success-soft);color:var(--success)}
.tag-blue{background:var(--blue-soft);color:var(--blue)}
.tag-coral{background:var(--coral-soft);color:var(--coral)}
.tag-warn{background:var(--warn-soft);color:var(--warn)}
.tag-red{background:var(--danger-soft);color:var(--danger)}
.tag-teal{background:var(--teal-soft);color:var(--teal)}
.tag-trial{background:var(--coral-soft);color:var(--coral);margin-left:6px;padding:1px 8px;font-size:11px}
/* F11 销售管理 */
.tag-filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px}
.chip{padding:6px 14px;border-radius:20px;border:1px solid var(--line);background:#fff;font-size:12.5px;color:var(--ink-2);cursor:pointer;transition:.15s;font-weight:600}
.chip:hover{border-color:var(--teal);color:var(--teal)}
.chip.active{background:var(--teal);color:#fff;border-color:var(--teal)}
.empty-row{text-align:center;color:var(--ink-3);padding:24px!important}
.fu-item{padding:10px 12px;background:var(--panel-soft);border-radius:8px;margin-bottom:8px}
.fu-meta{font-size:11.5px;color:var(--ink-3);margin-bottom:3px}
.tag-gray{background:#eef1f6;color:var(--ink-3)}
.tag-orange{background:var(--warn-soft);color:var(--warn)}
.tag .tdot{width:6px;height:6px;border-radius:50%;background:currentColor}
.hours-pill{display:inline-flex;align-items:center;gap:5px;background:var(--panel-soft);border:1px solid var(--line-soft);border-radius:8px;padding:4px 10px;font-size:12.5px;font-weight:600}
.hours-pill b{color:var(--blue);font-size:14px}
.table-tools{display:flex;gap:10px;align-items:center;padding:14px 20px;border-bottom:1px solid var(--line-soft)}
.mini-search{display:flex;align-items:center;background:var(--panel-soft);border:1px solid var(--line);border-radius:9px;padding:7px 12px;gap:7px;color:var(--ink-3);width:230px}
.mini-search input{border:none;background:none;outline:none;font-size:13px;width:100%}
.chk{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--ink-2);cursor:pointer;margin-left:8px}
.filter-tabs{display:flex;gap:4px;background:var(--panel-soft);border-radius:9px;padding:3px;margin-left:auto}
.filter-tabs .ft{padding:6px 14px;border-radius:7px;font-size:12.5px;color:var(--ink-2);font-weight:500;cursor:pointer}
.filter-tabs .ft.active{background:#fff;color:var(--blue);box-shadow:0 2px 8px rgba(18,35,64,.08)}

/* 课程卡片 */
.course-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.course-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:18px;transition:.2s;position:relative;overflow:hidden}
.course-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.course-card .cc-top{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:14px}
.course-card .cc-ico{width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:20px}
.course-card .cc-price{font-size:16px;font-weight:800;color:var(--blue)}
.course-card .cc-price span{font-size:11px;color:var(--ink-3);font-weight:600}
.course-card h4{font-size:15.5px;margin-bottom:6px}
.course-card .cc-meta{font-size:12.5px;color:var(--ink-3);display:flex;gap:12px;margin-bottom:14px}
.course-card .cc-foot{display:flex;gap:8px;justify-content:flex-end;border-top:1px solid var(--line-soft);padding-top:13px}
.subject-tag{font-size:11.5px;padding:2px 9px;border-radius:6px;font-weight:600}
.s-math{background:#eef0ff;color:#5563e6}
.s-eng{background:#e6fbf7;color:#0b9e8a}
.s-chin{background:#fff1ea;color:#e5672f}
.s-art{background:#fdeaea;color:#d64a6a}

/* 日历排课 */
.calendar{display:grid;grid-template-columns:repeat(7,1fr);gap:8px}
.cal-col .cal-day{font-size:12px;font-weight:700;color:var(--ink-2);padding:6px 10px;margin-bottom:6px;display:flex;justify-content:space-between;align-items:center}
.cal-col .cal-day .num{width:26px;height:26px;border-radius:8px;display:flex;align-items:center;justify-content:center;background:var(--panel-soft);color:var(--ink-3)}
.cal-col.today .cal-day .num{background:var(--blue);color:#fff}
.lesson{background:var(--panel);border:1px solid var(--line);border-left:3px solid var(--blue);border-radius:9px;padding:9px 11px;margin-bottom:7px;cursor:pointer;transition:.15s}
.lesson:hover{box-shadow:var(--shadow);transform:translateX(2px)}
.lesson.ai{border-left-color:var(--teal)}
.lesson .ls-time{font-size:11px;color:var(--ink-3);font-weight:600}
.lesson .ls-name{font-size:13px;font-weight:700;margin:2px 0}
.lesson .ls-sub{font-size:11.5px;color:var(--ink-3);display:flex;justify-content:space-between}
.lesson .ls-sub .room{color:var(--ink-2)}
.lesson.cancel{border-left-color:var(--ink-3);opacity:.55;text-decoration:line-through}

/* 排课 - 日视图 */
.day-view{display:flex;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--panel)}
.dv-side{width:60px;flex-shrink:0;background:var(--panel-soft);border-right:1px solid var(--line)}
.dv-hour{height:48px;font-size:11px;color:var(--ink-3);text-align:right;padding-right:8px;display:flex;align-items:flex-end;justify-content:flex-end;border-bottom:1px dashed var(--line-soft)}
.dv-main{flex:1;position:relative}
.dv-slot{height:48px;border-bottom:1px solid var(--line-soft);box-sizing:border-box}
.dv-lesson{padding:6px 10px;margin-bottom:4px;box-sizing:border-box;overflow:hidden}
/* 同一时段多节课并排时的紧凑样式 */
.dv-lesson.dv-narrow{padding:6px 6px}
.dv-lesson.dv-narrow .ls-sub{font-size:11px}

/* 排课 - 月视图 */
.month-view{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.mv-head{display:grid;grid-template-columns:repeat(7,1fr);background:var(--panel-soft);border-bottom:1px solid var(--line)}
.mv-head div{text-align:center;font-size:12px;font-weight:700;color:var(--ink-2);padding:8px 0}
.mv-grid{display:grid;grid-template-columns:repeat(7,1fr);grid-auto-rows:110px}
.mv-cell{border-right:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);padding:6px 7px;display:flex;flex-direction:column;gap:3px;overflow:hidden;background:#fff}
.mv-cell:nth-child(7n){border-right:none}
.mv-cell.mv-off{background:var(--panel-soft);color:var(--ink-3)}
.mv-cell.mv-today{background:#eff4ff}
.mv-date{display:flex;justify-content:space-between;align-items:center;font-weight:700;font-size:12.5px;color:var(--ink-2)}
.mv-date span{width:22px;height:22px;border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:11.5px}
.mv-cell.mv-today .mv-date span{background:var(--blue);color:#fff}
.mv-badge{background:var(--teal);color:#fff;font-size:10px;font-weight:700;padding:1px 6px;border-radius:8px}
.mv-item{font-size:11px;background:var(--panel-soft);border-left:3px solid var(--blue);border-radius:5px;padding:3px 6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;cursor:pointer;color:var(--ink-2)}
.mv-item:hover{background:var(--blue-soft)}
.mv-more{font-size:10.5px;color:var(--ink-3);font-weight:600}

/* 请假审批 */
.leave-row{display:flex;align-items:center;gap:14px;padding:14px 20px;border-bottom:1px solid var(--line-soft)}
.leave-row:last-child{border-bottom:none}
.lv-ava{width:42px;height:42px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;color:#fff;flex-shrink:0}
.leave-row .lv-main{flex:1;min-width:0}
.leave-row .lv-main b{font-size:14px}
.leave-row .lv-main .lv-info{font-size:12.5px;color:var(--ink-3);margin-top:3px;display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.leave-row .lv-ops{display:flex;gap:8px;flex-shrink:0}

/* 消课/考勤 小表 */
.mini-stat{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px;margin-bottom:18px}
.ms{background:var(--panel-soft);border:1px solid var(--line-soft);border-radius:11px;padding:15px;text-align:center}
.ms .ms-v{font-size:24px;font-weight:800}
.ms .ms-l{font-size:12px;color:var(--ink-3);margin-top:3px}
.progress{height:8px;background:var(--line);border-radius:8px;overflow:hidden}
.progress>span{display:block;height:100%;border-radius:8px;background:linear-gradient(90deg,var(--teal),var(--blue));transition:width 1s ease}

/* AI 对话面板 */
.ai-panel{width:0;background:var(--sidebar);flex-shrink:0;transition:width .32s cubic-bezier(.4,0,.2,1);display:flex;flex-direction:column;overflow:hidden;color:#cdd9ee}
.ai-panel.open{width:360px;border-left:1px solid var(--sidebar-line)}
.ai-head{padding:18px 20px;border-bottom:1px solid var(--sidebar-line);display:flex;align-items:center;gap:11px}
.ai-head .ai-orb{width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,var(--teal),#1d6fd6);display:flex;align-items:center;justify-content:center;color:#fff;font-size:18px;box-shadow:0 6px 16px rgba(15,198,174,.35);animation:pulse 3s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(15,198,174,.4)}50%{box-shadow:0 0 0 9px rgba(15,198,174,0)}}
.ai-head .ai-t b{color:#fff;font-size:14px;display:block}
.ai-head .ai-t span{font-size:11px;color:var(--side-ink)}
.ai-head .close{margin-left:auto;color:var(--side-ink);font-size:16px;width:30px;height:30px;border-radius:8px;display:flex;align-items:center;justify-content:center}
.ai-head .close:hover{background:rgba(255,255,255,.08);color:#fff}
.ai-chat{flex:1;overflow-y:auto;padding:18px;display:flex;flex-direction:column;gap:14px}
.msg{max-width:86%;padding:11px 14px;border-radius:13px;font-size:13px;line-height:1.65;animation:msgIn .3s ease;word-break:break-word}
@keyframes msgIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.msg.user{align-self:flex-end;background:linear-gradient(135deg,var(--blue),#1d6fd6);color:#fff;border-bottom-right-radius:4px}
.msg.ai{align-self:flex-start;background:#15253f;border:1px solid var(--sidebar-line);border-bottom-left-radius:4px;color:#e3ebf9}
.msg.ai .intent-chip{display:inline-flex;align-items:center;gap:5px;background:rgba(15,198,174,.15);color:var(--teal);border:1px solid rgba(15,198,174,.3);font-size:11px;padding:2px 9px;border-radius:20px;margin-bottom:7px;font-weight:600}
.msg.ai .ai-act{background:rgba(255,122,69,.1);border:1px solid rgba(255,122,69,.25);color:var(--coral);font-size:11.5px;border-radius:8px;padding:7px 10px;margin-top:8px}
.msg.ai .ai-act b{color:#fff}
.typing{display:inline-flex;gap:4px;padding:6px 2px}
.typing span{width:6px;height:6px;background:var(--teal);border-radius:50%;animation:blink 1.2s infinite}
.typing span:nth-child(2){animation-delay:.2s}.typing span:nth-child(3){animation-delay:.4s}
@keyframes blink{0%,80%,100%{opacity:.25}40%{opacity:1}}
.ai-suggests{display:flex;flex-wrap:wrap;gap:7px;padding:0 18px 8px}
.ai-suggests .sug{font-size:11.5px;color:var(--teal);background:rgba(15,198,174,.1);border:1px solid rgba(15,198,174,.25);padding:5px 11px;border-radius:18px;cursor:pointer;transition:.15s}
.ai-suggests .sug:hover{background:rgba(15,198,174,.2)}
.ai-input{padding:14px;border-top:1px solid var(--sidebar-line);display:flex;gap:9px;align-items:flex-end}
.ai-input .box{flex:1;background:#15253f;border:1px solid var(--sidebar-line);border-radius:11px;padding:10px 12px;min-height:42px;display:flex;align-items:center}
.ai-input textarea{background:none;border:none;outline:none;color:#e8eefb;font-size:13px;resize:none;width:100%;line-height:1.5;max-height:90px}
.ai-input textarea::placeholder{color:#5c6b88}
.ai-send{width:42px;height:42px;border-radius:11px;background:linear-gradient(135deg,var(--teal),#1d6fd6);color:#fff;display:flex;align-items:center;justify-content:center;font-size:17px;transition:.18s;flex-shrink:0}
.ai-send:hover{filter:brightness(1.1)}
.ai-foot{padding:8px 18px 12px;font-size:10.5px;color:#5c6b88;display:flex;justify-content:space-between}

/* 首页 AI 大卡 */
.ai-hero{background:linear-gradient(120deg,#0c1a30,#0f2a4a 55%,#0c1f3a);border:1px solid #1c3a5e;border-radius:var(--radius);padding:26px;color:#fff;position:relative;overflow:hidden;margin-bottom:16px}
.ai-hero::before{content:'';position:absolute;right:-60px;top:-60px;width:240px;height:240px;border-radius:50%;background:radial-gradient(circle,rgba(15,198,174,.25),transparent 70%)}
.ai-hero::after{content:'';position:absolute;right:120px;bottom:-80px;width:180px;height:180px;border-radius:50%;background:radial-gradient(circle,rgba(47,99,237,.3),transparent 70%)}
.ai-hero .ah-tag{display:inline-flex;align-items:center;gap:7px;font-size:12px;color:var(--teal);background:rgba(15,198,174,.12);border:1px solid rgba(15,198,174,.3);padding:5px 13px;border-radius:20px;margin-bottom:16px}
.ai-hero h2{font-size:21px;font-weight:800;margin-bottom:8px;letter-spacing:.3px}
.ai-hero p{font-size:13px;color:#aebcd6;max-width:560px;line-height:1.7;margin-bottom:18px}
.ai-hero .ah-actions{display:flex;gap:10px;position:relative;z-index:2}
.ai-hero .ah-chips{display:flex;gap:8px;flex-wrap:wrap;margin-top:18px;position:relative;z-index:2}
.ai-hero .ah-chip{font-size:12px;color:#c7d4ea;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);padding:6px 13px;border-radius:18px;cursor:pointer;transition:.15s}
.ai-hero .ah-chip:hover{background:rgba(255,255,255,.14);color:#fff}

/* 意图分布 */
.intent-list{display:flex;flex-direction:column;gap:13px}
.intent-row{display:flex;align-items:center;gap:12px}
.intent-row .in-l{width:64px;font-size:12.5px;color:var(--ink-2);font-weight:600;flex-shrink:0}
.intent-row .in-bar{flex:1;height:9px;background:var(--line);border-radius:9px;overflow:hidden}
.intent-row .in-bar>span{display:block;height:100%;border-radius:9px;transition:width 1s ease}
.intent-row .in-v{width:34px;text-align:right;font-size:12.5px;color:var(--ink-3);font-weight:700}

/* 模态 */
.modal-mask{position:fixed;inset:0;background:rgba(8,16,32,.5);backdrop-filter:blur(3px);display:none;align-items:center;justify-content:center;z-index:100;animation:fadeUp .2s ease}
.modal-mask.show{display:flex}
.modal{width:1040px;max-width:92vw;background:#fff;border-radius:16px;box-shadow:var(--shadow-lg);animation:msgIn .25s ease;overflow:hidden;max-height:90vh;display:flex;flex-direction:column}
.modal-head{padding:20px 24px;border-bottom:1px solid var(--line-soft);display:flex;align-items:center;justify-content:space-between}
.modal-head h3{font-size:17px;font-weight:800}
.modal-head .x{color:var(--ink-3);font-size:18px;width:32px;height:32px;border-radius:8px;display:flex;align-items:center;justify-content:center}
.modal-head .x:hover{background:var(--panel-soft)}
.modal-body{padding:22px 24px;overflow-y:auto}
.modal-foot{padding:16px 24px;border-top:1px solid var(--line-soft);display:flex;justify-content:flex-end;gap:10px}
.field{margin-bottom:16px}
.field label{display:block;font-size:12.5px;font-weight:600;color:var(--ink-2);margin-bottom:7px}
.field input,.field select,.field textarea{width:100%;padding:10px 13px;border:1px solid var(--line);border-radius:9px;font-size:13.5px;outline:none;background:#fff;color:var(--ink);transition:.15s}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px var(--blue-soft)}
.field textarea{resize:vertical;min-height:70px}
.field .f-row{display:flex;gap:12px}
.field .f-row>div{flex:1}
.field .f-tip{font-size:11.5px;color:var(--ink-3);margin-top:5px}

/* 开关组件（系统设置） */
.switch{position:relative;display:inline-block;width:44px;height:24px;flex:none;cursor:pointer}
.switch input{opacity:0;width:0;height:0;position:absolute}
.switch .track{position:absolute;inset:0;background:var(--line);border-radius:999px;transition:.2s}
.switch .track::after{content:"";position:absolute;top:3px;left:3px;width:18px;height:18px;background:#fff;border-radius:50%;box-shadow:0 1px 3px rgba(18,35,64,.25);transition:.2s}
.switch input:checked + .track{background:var(--teal)}
.switch input:checked + .track::after{transform:translateX(20px)}

/* toast */
.toast{position:fixed;top:24px;left:50%;transform:translateX(-50%) translateY(-20px);background:#0b1322;color:#fff;padding:12px 20px;border-radius:11px;font-size:13px;display:flex;align-items:center;gap:9px;opacity:0;pointer-events:none;transition:.3s;z-index:200;box-shadow:var(--shadow-lg)}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.toast .t-ok{color:var(--teal);font-size:16px}
.toast .t-err{color:var(--danger);font-size:16px}

/* 空态 */
.empty{text-align:center;padding:44px 20px;color:var(--ink-3)}
.empty .em-ico{font-size:38px;margin-bottom:10px;opacity:.5}
.empty p{font-size:13px}

/* 加载骨架 */
.skel{background:linear-gradient(90deg,#eef2f7 25%,#f6f8fc 37%,#eef2f7 63%);background-size:400% 100%;animation:skel 1.4s ease infinite;border-radius:6px;height:14px}
@keyframes skel{0%{background-position:100% 50%}100%{background-position:0 50%}}

@media(max-width:1200px){.kpis{grid-template-columns:repeat(2,1fr)}.course-grid{grid-template-columns:repeat(2,1fr)}.two-col{grid-template-columns:1fr}}

/* ========= pc-tenant：多租户选择 / 凭证框 / 警示 ========= */
.tenant-item{display:flex;align-items:center;gap:14px;padding:14px 16px;border:1px solid var(--line);border-radius:12px;margin-bottom:10px;cursor:pointer;transition:.18s;background:#fff}
.tenant-item:hover{border-color:var(--blue);box-shadow:0 4px 14px rgba(47,99,237,.12);transform:translateY(-1px)}
.ti-ico{width:42px;height:42px;border-radius:12px;background:linear-gradient(135deg,var(--teal),#1d6fd6);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;flex-shrink:0}
.ti-main{flex:1;min-width:0}
.ti-main b{font-size:14px;display:block}
.ti-main span{font-size:12px;color:var(--ink-3)}
.ti-arrow{color:var(--ink-3);font-size:22px;font-weight:300}
.cred-box{background:var(--panel-soft);border:1px dashed var(--line);border-radius:12px;padding:16px 18px}
.cred-box>div{display:flex;align-items:center;gap:14px;padding:7px 0;font-size:14px}
.cred-box span{color:var(--ink-3);font-size:12.5px;width:70px;flex-shrink:0}
.cred-box b{font-family:Menlo,Consolas,monospace;font-size:14px;letter-spacing:.3px;color:var(--ink);word-break:break-all}
.danger-note{background:var(--danger-soft);border:1px solid #f6c9cb;color:#c23a3e;border-radius:10px;padding:11px 14px;font-size:12.5px;line-height:1.7}
.warn-note{background:var(--warn-soft);border:1px solid #f3ddb8;color:#a9711c;border-radius:10px;padding:11px 14px;font-size:12.5px;line-height:1.7}
.ok-note{background:var(--success-soft);border:1px solid #bfe6d0;color:#127a48;border-radius:10px;padding:11px 14px;font-size:12.5px;line-height:1.7}
.field label i{color:var(--danger);font-style:normal;margin-left:2px}

/* ========= M5 平台运营台：分页 / 详情 / 管控提示 / 凭证 ========= */
.pagination{display:flex;align-items:center;gap:6px;padding:14px 20px;border-top:1px solid var(--line-soft);flex-wrap:wrap}
.pg-btn{min-width:32px;height:32px;padding:0 10px;border-radius:8px;border:1px solid var(--line);background:#fff;color:var(--ink-2);font-size:13px;font-weight:600;transition:.15s}
.pg-btn:hover:not(:disabled){border-color:var(--blue);color:var(--blue)}
.pg-btn.active{background:var(--blue);border-color:var(--blue);color:#fff}
.pg-btn:disabled{opacity:.45;cursor:not-allowed}
.pg-sep{color:var(--ink-3);padding:0 3px}
.pg-info{margin-left:auto;font-size:12.5px;color:var(--ink-3)}

.dt-name{font-size:19px;font-weight:800;margin-bottom:16px;display:flex;align-items:center;gap:10px}
.info-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 26px;border:1px solid var(--line-soft);border-radius:var(--radius-sm);overflow:hidden;margin-bottom:18px}
.if-row{display:flex;gap:12px;padding:11px 15px;border-bottom:1px solid var(--line-soft);font-size:13px;min-width:0}
.info-grid .if-row:nth-last-child(-n+2){border-bottom:none}
.if-l{color:var(--ink-3);flex-shrink:0;width:74px;font-size:12.5px;padding-top:1px}
.if-v{color:var(--ink);word-break:break-all}

.danger-note{background:var(--danger-soft);border:1px solid #f6c9cb;color:#c23a3e;border-radius:10px;padding:11px 14px;font-size:12.5px;line-height:1.7}
.warn-note{background:var(--warn-soft);border:1px solid #f3ddb8;color:#a9711c;border-radius:10px;padding:11px 14px;font-size:12.5px;line-height:1.7}
.ok-note{background:var(--success-soft);border:1px solid #bfe6d0;color:#127a48;border-radius:10px;padding:11px 14px;font-size:12.5px;line-height:1.7}

.cred-box{background:var(--panel-soft);border:1px dashed var(--line);border-radius:12px;padding:16px 18px}
.cred-box>div{display:flex;align-items:center;gap:14px;padding:7px 0;font-size:14px}
.cred-box span{color:var(--ink-3);font-size:12.5px;width:64px;flex-shrink:0}
.cred-box b{font-family:Menlo,Consolas,monospace;font-size:15px;letter-spacing:.5px;color:var(--ink);word-break:break-all}

.field label i{color:var(--danger);font-style:normal;margin-left:2px}

/* ===== F13 财务中心 ===== */
.stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:4px 0 16px}
.stat-card{background:var(--panel);border:1px solid var(--line-soft);border-radius:var(--radius);padding:18px 20px;box-shadow:var(--shadow)}
.stat-label{font-size:12.5px;color:var(--ink-3);font-weight:600;margin-bottom:8px}
.stat-num{font-size:26px;font-weight:800;letter-spacing:.3px;line-height:1.1}
.stat-sub{font-size:12px;color:var(--ink-3);margin-top:6px}
#finFilterBar{display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin-bottom:14px}
#finFilterBar .tag-filters{margin-bottom:0}
.date-in{padding:7px 10px;border:1px solid var(--line);border-radius:8px;font-size:13px;background:#fff;color:var(--ink);outline:none}
.date-in:focus{border-color:var(--blue);box-shadow:0 0 0 3px var(--blue-soft)}
#finCategory{padding:7px 10px;border:1px solid var(--line);border-radius:8px;font-size:13px;background:#fff;color:var(--ink);outline:none}
.chip-green{border-color:var(--success);color:var(--success);background:var(--success-soft)}
.chip-red{border-color:var(--danger);color:var(--danger);background:var(--danger-soft)}
#finCatPanel .chip{pointer-events:none;font-weight:600}

/* ===== F14 消息铃铛/面板 ===== */
.msg-wrap{position:relative}
.msg-bell{font-size:16px}
.msg-badge{position:absolute;top:-5px;right:-5px;min-width:17px;height:17px;padding:0 4px;border-radius:9px;background:var(--danger);color:#fff;font-size:11px;font-weight:800;line-height:17px;text-align:center;border:2px solid #fff;box-sizing:content-box}
.msg-panel{display:none;position:absolute;top:46px;right:0;width:360px;max-height:460px;background:var(--panel);border:1px solid var(--line-soft);border-radius:12px;box-shadow:0 12px 36px rgba(15,40,90,.16);z-index:300;overflow:hidden;flex-direction:column}
.msg-panel.show{display:flex}
.msg-head{display:flex;align-items:center;justify-content:space-between;padding:12px 14px;border-bottom:1px solid var(--line-soft);font-size:13.5px}
.msg-head a{color:var(--blue);font-size:12px;cursor:pointer;font-weight:600}
.msg-list{overflow-y:auto;max-height:330px}
.msg-item{padding:11px 14px;border-bottom:1px solid var(--line-soft);cursor:pointer;transition:background .15s}
.msg-item:hover{background:var(--panel-soft)}
.msg-item.unread{background:#f4f8ff}
.msg-item.unread .msg-t::before{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--danger);margin-right:6px;vertical-align:1px}
.msg-t{font-size:13px;font-weight:700;color:var(--ink)}
.msg-c{font-size:12.5px;color:var(--ink-2);line-height:1.55;margin-top:3px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.msg-time{font-size:11px;color:var(--ink-3);margin-top:4px}
.msg-foot{padding:10px 14px;text-align:center;font-size:12.5px;color:var(--blue);cursor:pointer;border-top:1px solid var(--line-soft);font-weight:600}
.msg-foot:hover{background:var(--panel-soft)}