/* ========== 拾光课堂管家 · 设计系统 ========== */
:root{
  --brand:#5B5CE2; --brand-2:#8B5CF6; --brand-ink:#4344C9;
  --brand-soft:#EEEFFE; --brand-softer:#F5F4FF;
  --ink:#1E2235; --ink-2:#565C73; --ink-3:#969DB4; --ink-4:#C3C8D8;
  --line:#E7E9F2; --line-2:#EFF1F7;
  --bg:#F4F5FA; --card:#FFFFFF;
  --green:#12934B; --green-soft:#E4F6EC; --green-line:#BEE7CF;
  --amber:#B4690E; --amber-soft:#FCF0DC; --amber-line:#F3DDB4;
  --red:#D83A3E; --red-soft:#FCEAEA; --red-line:#F5C6C7;
  --blue:#1D62D8; --blue-soft:#E7EFFC; --blue-line:#C4D9F5;
  --purple:#7C3AED; --purple-soft:#F1EAFD;
  --teal:#0E8A80; --teal-soft:#E2F5F3;
  --pink:#C2255C; --pink-soft:#FBE7EF;
  --r-xl:20px; --r-lg:16px; --r-md:12px; --r-sm:8px;
  --shadow-sm:0 1px 2px rgba(30,34,53,.05);
  --shadow:0 1px 2px rgba(30,34,53,.04),0 10px 28px -14px rgba(30,34,53,.14);
  --shadow-lg:0 4px 8px rgba(30,34,53,.05),0 24px 56px -16px rgba(30,34,53,.22);
  --font:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Segoe UI",sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html{font-size:15px}
body{font-family:var(--font);background:var(--bg);color:var(--ink);line-height:1.6;-webkit-font-smoothing:antialiased}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
input,select,textarea{font-family:inherit;font-size:1rem;color:var(--ink)}
svg{width:1.25em;height:1.25em;vertical-align:-.25em}
a{cursor:pointer;text-decoration:none;color:inherit}
::selection{background:#DCDDFB}
.hidden{display:none!important}

/* ========== 布局骨架 ========== */
#app{display:flex;min-height:100vh}
#sidebar{width:236px;flex-shrink:0;background:var(--card);border-right:1px solid var(--line);position:fixed;top:0;bottom:0;left:0;display:flex;flex-direction:column;z-index:40}
.brand{display:flex;align-items:center;gap:12px;padding:22px 20px 18px}
.brand-logo{width:40px;height:40px;flex-shrink:0;filter:drop-shadow(0 4px 10px rgba(91,92,226,.35))}
.brand-logo svg{width:100%;height:100%}
.brand-text b{display:block;font-size:1.06rem;letter-spacing:.5px}
.brand-text span{font-size:.74rem;color:var(--ink-3);letter-spacing:2px}
.side-nav{padding:10px 14px;display:flex;flex-direction:column;gap:4px;flex:1}
.nav-item{display:flex;align-items:center;gap:12px;padding:11px 14px;border-radius:var(--r-md);color:var(--ink-2);font-weight:500;position:relative;transition:all .18s}
.nav-item:hover{background:var(--line-2);color:var(--ink)}
.nav-item.active{background:var(--brand-soft);color:var(--brand-ink);font-weight:600}
.nav-item.active::before{content:"";position:absolute;left:-14px;top:20%;bottom:20%;width:4px;border-radius:0 4px 4px 0;background:linear-gradient(180deg,var(--brand),var(--brand-2))}
.nav-item svg{font-size:1.15rem}
.nav-cta{margin-top:6px;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;box-shadow:0 8px 18px -8px rgba(91,92,226,.6)}
.nav-cta:hover{background:linear-gradient(135deg,#4B4CD8,#7C4DEB);color:#fff}
.nav-cta.active{background:linear-gradient(135deg,#4B4CD8,#7C4DEB);color:#fff}
.nav-cta.active::before{display:none}
.nav-badge{margin-left:auto;background:var(--red);color:#fff;font-size:.7rem;font-style:normal;min-width:18px;height:18px;border-radius:9px;display:inline-flex;align-items:center;justify-content:center;padding:0 5px;font-weight:600}
.side-foot{padding:16px 20px;border-top:1px solid var(--line-2)}
.ai-status{font-size:.78rem;color:var(--ink-3);display:flex;align-items:center;gap:7px}
.ai-status i{width:8px;height:8px;border-radius:50%;background:var(--green);display:inline-block;flex-shrink:0}
.ai-status.local i{background:var(--amber)}
.main{flex:1;margin-left:236px;min-width:0}
#topbar{position:sticky;top:0;z-index:30;display:flex;align-items:center;gap:14px;padding:16px 32px;background:rgba(244,245,250,.82);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid transparent}
.topbar-title{font-size:1.12rem;font-weight:700;flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.topbar-title small{display:block;font-size:.78rem;color:var(--ink-3);font-weight:400}
.topbar-right{display:flex;align-items:center;gap:10px}
#view{padding:8px 32px 64px;max-width:1240px;animation:viewIn .3s ease}
@keyframes viewIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
#tabbar{display:none}

/* ========== 按钮 ========== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;padding:10px 18px;border-radius:var(--r-md);font-size:.92rem;font-weight:600;transition:all .18s;border:1px solid transparent;white-space:nowrap}
.btn:active{transform:scale(.97)}
.btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;box-shadow:0 8px 18px -8px rgba(91,92,226,.55)}
.btn-primary:hover{box-shadow:0 10px 24px -8px rgba(91,92,226,.7)}
.btn-ghost{background:var(--card);border-color:var(--line);color:var(--ink-2)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand-ink);background:var(--brand-softer)}
.btn-soft{background:var(--brand-soft);color:var(--brand-ink)}
.btn-soft:hover{background:#E2E3FC}
.btn-danger-soft{background:var(--red-soft);color:var(--red)}
.btn-sm{padding:7px 13px;font-size:.85rem;border-radius:10px}
.btn-lg{padding:13px 26px;font-size:1rem;border-radius:14px}
.btn-block{width:100%}
.btn[disabled]{opacity:.5;pointer-events:none}
.icon-btn{width:38px;height:38px;border-radius:11px;display:inline-flex;align-items:center;justify-content:center;background:var(--card);border:1px solid var(--line);color:var(--ink-2);position:relative;transition:all .18s;flex-shrink:0}
.icon-btn:hover{color:var(--brand-ink);border-color:var(--brand)}
.icon-btn .dot{position:absolute;top:7px;right:8px;width:8px;height:8px;border-radius:50%;background:var(--red);border:2px solid #fff}
.icon-btn.recording{background:var(--red-soft);border-color:var(--red-line);color:var(--red);animation:pulse 1.4s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(216,58,62,.35)}50%{box-shadow:0 0 0 7px rgba(216,58,62,0)}}

/* ========== 卡片 ========== */
.card{background:var(--card);border-radius:var(--r-lg);border:1px solid var(--line-2);box-shadow:var(--shadow-sm)}
.card-pad{padding:20px 22px}
.card-head{display:flex;align-items:center;gap:10px;padding:16px 22px 0}
.card-head h3{font-size:1rem;font-weight:700;flex:1}
.card-head .more{font-size:.82rem;color:var(--ink-3)}
.card-head .more:hover{color:var(--brand-ink)}
.section-title{display:flex;align-items:baseline;gap:10px;margin:26px 0 14px}
.section-title h2{font-size:1.08rem;font-weight:700}
.section-title .cnt{font-size:.8rem;color:var(--ink-3);background:var(--card);border:1px solid var(--line);padding:1px 9px;border-radius:99px}
.section-title .right{margin-left:auto;font-size:.82rem;color:var(--ink-3)}
.grid{display:grid;gap:16px}
.grid-2{grid-template-columns:1fr 1fr}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}

/* ========== 统计卡 ========== */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:18px}
.stat-card{background:var(--card);border-radius:var(--r-lg);padding:18px 20px;border:1px solid var(--line-2);box-shadow:var(--shadow-sm);position:relative;overflow:hidden;transition:all .2s}
.stat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.stat-card .ic{width:40px;height:40px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.2rem;margin-bottom:12px}
.stat-card .num{font-size:1.85rem;font-weight:800;letter-spacing:-.5px;line-height:1.15;font-variant-numeric:tabular-nums}
.stat-card .num small{font-size:.9rem;font-weight:600;color:var(--ink-3)}
.stat-card .lbl{font-size:.83rem;color:var(--ink-2);margin-top:2px}
.stat-card .sub{font-size:.75rem;color:var(--ink-3);margin-top:6px}
.ic-purple{background:var(--brand-soft);color:var(--brand-ink)}
.ic-green{background:var(--green-soft);color:var(--green)}
.ic-amber{background:var(--amber-soft);color:var(--amber)}
.ic-red{background:var(--red-soft);color:var(--red)}
.ic-blue{background:var(--blue-soft);color:var(--blue)}

/* ========== 徽章/标签 ========== */
.badge{display:inline-flex;align-items:center;gap:5px;padding:2.5px 10px;border-radius:99px;font-size:.76rem;font-weight:600;white-space:nowrap}
.badge svg{font-size:.85em}
.b-green{background:var(--green-soft);color:var(--green)}
.b-amber{background:var(--amber-soft);color:var(--amber)}
.b-red{background:var(--red-soft);color:var(--red)}
.b-blue{background:var(--blue-soft);color:var(--blue)}
.b-purple{background:var(--brand-soft);color:var(--brand-ink)}
.b-grey{background:var(--line-2);color:var(--ink-2)}
.b-teal{background:var(--teal-soft);color:var(--teal)}
.b-pink{background:var(--pink-soft);color:var(--pink)}
.tag{display:inline-flex;align-items:center;padding:4px 12px;border-radius:99px;font-size:.8rem;background:var(--line-2);color:var(--ink-2);cursor:pointer;transition:all .15s;border:1.5px solid transparent;user-select:none}
.tag:hover{border-color:var(--brand)}
.tag.on{background:var(--brand-soft);color:var(--brand-ink);border-color:var(--brand);font-weight:600}
.course-chip{display:inline-flex;align-items:center;gap:6px;padding:2px 10px 2px 6px;border-radius:99px;font-size:.76rem;font-weight:600}
.course-chip i{width:7px;height:7px;border-radius:50%;display:inline-block}

/* ========== 头像 ========== */
.avatar{width:44px;height:44px;border-radius:14px;display:inline-flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:1.05rem;flex-shrink:0;text-shadow:0 1px 2px rgba(0,0,0,.12)}
.avatar-lg{width:64px;height:64px;border-radius:20px;font-size:1.5rem}
.avatar-sm{width:34px;height:34px;border-radius:10px;font-size:.88rem}

/* ========== 表单 ========== */
.field{margin-bottom:16px}
.field>label{display:block;font-size:.85rem;font-weight:600;color:var(--ink-2);margin-bottom:7px}
.field>label .req{color:var(--red)}
.field .hint{font-size:.76rem;color:var(--ink-3);margin-top:5px;font-weight:400}
.input,.select,.textarea{width:100%;padding:11px 14px;border:1.5px solid var(--line);border-radius:var(--r-md);background:#FBFBFD;transition:all .18s;outline:none}
.input:focus,.select:focus,.textarea:focus{border-color:var(--brand);background:#fff;box-shadow:0 0 0 4px rgba(91,92,226,.1)}
.textarea{min-height:110px;resize:vertical;line-height:1.7}
.select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24'%3E%3Cpath d='m6 9 6 6 6-6' stroke='%23969DB4' stroke-width='2.4' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;padding-right:38px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-row-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:14px}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px}
.divider{height:1px;background:var(--line-2);margin:20px 0}
.form-section{font-size:.9rem;font-weight:700;margin:22px 0 14px;display:flex;align-items:center;gap:8px}
.form-section::before{content:"";width:4px;height:14px;border-radius:2px;background:linear-gradient(180deg,var(--brand),var(--brand-2))}
.switch{position:relative;width:44px;height:25px;border-radius:13px;background:var(--ink-4);transition:all .2s;flex-shrink:0;display:inline-block;vertical-align:middle}
.switch::after{content:"";position:absolute;top:3px;left:3px;width:19px;height:19px;border-radius:50%;background:#fff;transition:all .2s;box-shadow:0 1px 3px rgba(0,0,0,.2)}
.switch.on{background:var(--brand)}
.switch.on::after{left:22px}

/* ========== 弹窗 / 抽屉 ========== */
.mask{position:fixed;inset:0;background:rgba(24,26,42,.45);backdrop-filter:blur(4px);z-index:100;display:flex;align-items:center;justify-content:center;padding:20px;animation:maskIn .2s ease}
@keyframes maskIn{from{opacity:0}to{opacity:1}}
.modal{background:var(--card);border-radius:var(--r-xl);width:100%;max-width:640px;max-height:92vh;display:flex;flex-direction:column;box-shadow:var(--shadow-lg);animation:modalIn .28s cubic-bezier(.32,1.2,.5,1)}
.modal.modal-lg{max-width:780px}
@keyframes modalIn{from{opacity:0;transform:translateY(24px) scale(.97)}to{opacity:1;transform:none}}
.modal-head{display:flex;align-items:center;gap:12px;padding:20px 26px 0}
.modal-head h3{font-size:1.12rem;font-weight:700;flex:1}
.modal-head .hint{font-size:.78rem;color:var(--ink-3)}
.modal-body{padding:16px 26px 8px;overflow-y:auto;flex:1}
.modal-foot{display:flex;justify-content:flex-end;gap:10px;padding:16px 26px 22px;border-top:1px solid var(--line-2);margin-top:14px}
.drawer-mask{position:fixed;inset:0;background:rgba(24,26,42,.4);z-index:100;animation:maskIn .2s}
.drawer{position:fixed;top:0;right:0;bottom:0;width:min(480px,94vw);background:var(--card);z-index:101;box-shadow:var(--shadow-lg);animation:drawerIn .26s cubic-bezier(.3,1,.4,1);display:flex;flex-direction:column}
@keyframes drawerIn{from{transform:translateX(40px);opacity:0}to{transform:none;opacity:1}}
.drawer-head{padding:20px 24px;border-bottom:1px solid var(--line-2);display:flex;align-items:center;gap:10px}
.drawer-head h3{flex:1;font-size:1.05rem}
.drawer-body{flex:1;overflow-y:auto;padding:18px 24px}

/* ========== Toast ========== */
#toast-root{position:fixed;top:20px;left:50%;transform:translateX(-50%);z-index:300;display:flex;flex-direction:column;gap:10px;align-items:center;pointer-events:none}
.toast{background:#23263B;color:#fff;padding:11px 20px;border-radius:12px;font-size:.9rem;box-shadow:var(--shadow-lg);display:flex;align-items:center;gap:9px;animation:toastIn .3s cubic-bezier(.3,1.2,.5,1);max-width:88vw}
.toast svg{color:#7CE3A8}
.toast.warn svg{color:#F8C471}
@keyframes toastIn{from{opacity:0;transform:translateY(-14px)}to{opacity:1;transform:none}}

/* ========== 仪表盘专用 ========== */
.dash-cols{display:grid;grid-template-columns:1.65fr 1fr;gap:16px;margin-top:16px;align-items:start}
.chart-box{padding:6px 14px 12px}
.legend{display:flex;flex-wrap:wrap;gap:14px;padding:0 22px 14px;font-size:.78rem;color:var(--ink-2)}
.legend i{width:9px;height:9px;border-radius:3px;display:inline-block;margin-right:5px;vertical-align:0}
.person-row{display:flex;align-items:center;gap:12px;padding:12px 22px;border-top:1px solid var(--line-2);cursor:pointer;transition:background .15s}
.person-row:hover{background:var(--brand-softer)}
.person-row .nm{font-weight:600;font-size:.94rem}
.person-row .meta{font-size:.76rem;color:var(--ink-3);margin-top:1px}
.person-row .tail{margin-left:auto;text-align:right;display:flex;flex-direction:column;align-items:flex-end;gap:3px}
.score-pill{font-weight:800;font-size:1.02rem;font-variant-numeric:tabular-nums}
.empty{padding:34px 20px;text-align:center;color:var(--ink-3);font-size:.88rem}
.empty svg{font-size:2rem;opacity:.4;display:block;margin:0 auto 8px}
.progress{height:7px;border-radius:4px;background:var(--line-2);overflow:hidden}
.progress i{display:block;height:100%;border-radius:4px;background:linear-gradient(90deg,var(--brand),var(--brand-2));transition:width .5s ease}
.progress.warn i{background:linear-gradient(90deg,#E8A13A,#D87E0B)}
.progress.danger i{background:linear-gradient(90deg,#E86A6A,#D83A3E)}
.hour-remain{font-size:.78rem;color:var(--ink-2);font-variant-numeric:tabular-nums}
.hour-remain b{color:var(--ink)}
.hour-remain.low b{color:var(--red)}

/* ========== 学生卡片 ========== */
.stu-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px}
.stu-card{background:var(--card);border-radius:var(--r-lg);border:1px solid var(--line-2);box-shadow:var(--shadow-sm);padding:18px;cursor:pointer;transition:all .2s;position:relative}
.stu-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--brand-soft)}
.stu-card .top{display:flex;gap:13px;align-items:center}
.stu-card .nm{font-size:1.05rem;font-weight:700}
.stu-card .meta{font-size:.78rem;color:var(--ink-3);margin-top:2px}
.stu-card .courses{display:flex;flex-wrap:wrap;gap:6px;margin:13px 0 12px}
.stu-card .issues{display:flex;flex-wrap:wrap;gap:5px;margin-bottom:12px}
.stu-card .issues span{font-size:.72rem;color:var(--ink-3);background:var(--line-2);border-radius:6px;padding:1px 8px}
.stu-toolbar{display:flex;gap:12px;margin:18px 0;align-items:center;flex-wrap:wrap}
.search-box{position:relative;flex:1;min-width:220px;max-width:380px}
.search-box svg{position:absolute;left:13px;top:50%;transform:translateY(-50%);color:var(--ink-3);font-size:1rem}
.search-box input{width:100%;padding:10px 14px 10px 40px;border:1.5px solid var(--line);border-radius:12px;background:var(--card);outline:none;transition:all .18s}
.search-box input:focus{border-color:var(--brand);box-shadow:0 0 0 4px rgba(91,92,226,.1)}
.filter-chips{display:flex;gap:8px;flex-wrap:wrap}

/* ========== 学生详情 ========== */
.profile-head{display:flex;gap:18px;align-items:center;flex-wrap:wrap}
.profile-head .info{flex:1;min-width:200px}
.profile-head .nm{font-size:1.4rem;font-weight:800;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.profile-head .meta{color:var(--ink-2);font-size:.88rem;margin-top:5px;display:flex;flex-wrap:wrap;gap:6px 16px}
.profile-head .meta a{color:var(--blue);display:inline-flex;align-items:center;gap:4px}
.hour-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px}
.hour-card{border:1px solid var(--line);border-radius:var(--r-lg);padding:16px;display:flex;gap:14px;align-items:center;background:#FCFCFE}
.hour-card .ring{flex-shrink:0}
.hour-card .nm{font-weight:700;font-size:.95rem}
.hour-card .nums{font-size:.8rem;color:var(--ink-2);margin-top:3px;font-variant-numeric:tabular-nums}
.hour-card .nums b{font-size:1.1rem;color:var(--ink)}
.hour-card.low{background:#FFFBF5;border-color:var(--amber-line)}
.timeline{position:relative;padding-left:26px}
.timeline::before{content:"";position:absolute;left:8px;top:8px;bottom:8px;width:2px;background:var(--line);border-radius:2px}
.tl-item{position:relative;padding:0 0 20px}
.tl-item::before{content:"";position:absolute;left:-24px;top:7px;width:12px;height:12px;border-radius:50%;background:var(--brand);border:3px solid var(--brand-soft)}
.tl-item.good::before{background:var(--green);border-color:var(--green-soft)}
.tl-item.bad::before{background:var(--amber);border-color:var(--amber-soft)}
.tl-card{background:var(--card);border:1px solid var(--line-2);border-radius:var(--r-lg);padding:14px 18px;box-shadow:var(--shadow-sm)}
.tl-card .hd{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.tl-card .date{font-weight:700;font-size:.92rem}
.tl-card .topic{font-size:.86rem;color:var(--ink-2);margin-top:6px;font-weight:600}
.tl-card .sum{font-size:.84rem;color:var(--ink-2);margin-top:5px}
.tl-card .detail{margin-top:12px;border-top:1px dashed var(--line);padding-top:12px;font-size:.85rem;display:none}
.tl-card.open .detail{display:block}
.tl-card .toggle{font-size:.78rem;color:var(--brand-ink);margin-top:8px;display:inline-flex;align-items:center;gap:4px}

/* ========== 家庭情况 ========== */
.fam-item{display:flex;gap:13px;padding:13px 0;border-top:1px solid var(--line-2);align-items:flex-start}
.fam-item:first-of-type{border-top:none;padding-top:4px}
.fam-rel{width:46px;height:46px;border-radius:13px;background:var(--blue-soft);color:var(--blue);display:flex;align-items:center;justify-content:center;font-size:.8rem;font-weight:700;flex-shrink:0;text-align:center;line-height:1.25;padding:0 3px}
.fam-rel.primary{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;box-shadow:0 4px 10px -4px rgba(91,92,226,.5)}
.fam-info{flex:1;min-width:0}
.fam-info .fz-sm b{font-size:.95rem}
.fam-tag{background:var(--amber-soft);color:var(--amber);cursor:default;font-size:.72rem;padding:2px 9px}
.fam-tag::before{content:"";display:inline-block;width:5px;height:5px;border-radius:50%;background:currentColor;margin-right:5px;vertical-align:1px}
.fam-ops{flex-shrink:0;display:flex;gap:6px}
.fam-ops .icon-btn{width:30px;height:30px;border-radius:9px}

/* ========== 校内成绩 ========== */
.exam-chip{display:inline-flex;align-items:center;gap:5px;padding:5px 12px;border-radius:99px;font-size:.8rem;font-weight:700;background:var(--brand-softer);color:var(--ink-2)}
.exam-chip.up{background:var(--green-soft);color:var(--green)}
.exam-chip.down{background:var(--red-soft);color:var(--red)}
.exam-chip.blue{background:var(--blue-soft);color:var(--blue)}
.score-badge{display:inline-flex;align-items:baseline;gap:4px;padding:4px 12px;border-radius:99px;font-size:.84rem;font-weight:700}
.score-badge i{font-style:normal;font-weight:400;font-size:.72rem;opacity:.75}
.score-badge.g{background:var(--green-soft);color:var(--green)}
.score-badge.b{background:var(--blue-soft);color:var(--blue)}
.score-badge.a{background:var(--amber-soft);color:var(--amber)}
.score-badge.r{background:var(--red-soft);color:var(--red)}
.exam-card{border-top:1px solid var(--line-2);padding:12px 0}
.exam-card:first-of-type{border-top:none;padding-top:2px}
.exam-score-row{display:flex;align-items:center;gap:8px;padding:5px 0}
.exam-score-row .sub{width:110px;flex-shrink:0}
.exam-score-row .sc{flex:1;min-width:60px}
.exam-score-row .full{width:76px;flex-shrink:0}

/* ========== 记课页 ========== */
.session-wrap{display:grid;grid-template-columns:1fr 1fr;gap:18px;align-items:start}
.pick-stu{display:flex;gap:10px;flex-wrap:wrap}
.pick-stu .opt{display:flex;align-items:center;gap:9px;padding:8px 14px 8px 9px;border:1.5px solid var(--line);border-radius:99px;cursor:pointer;background:var(--card);transition:all .15s}
.pick-stu .opt:hover{border-color:var(--brand)}
.pick-stu .opt.on{border-color:var(--brand);background:var(--brand-softer);box-shadow:0 0 0 3px rgba(91,92,226,.12)}
.pick-stu .opt .nm{font-weight:600;font-size:.9rem}
.voice-row{display:flex;align-items:center;gap:10px;margin-top:10px}
.voice-hint{font-size:.78rem;color:var(--ink-3)}
.rec-wave{display:none;align-items:center;gap:3px;height:20px}
.recording .rec-wave{display:inline-flex}
.rec-wave i{width:3px;background:var(--red);border-radius:2px;animation:wave 1s infinite ease-in-out}
.rec-wave i:nth-child(1){height:8px}.rec-wave i:nth-child(2){height:16px;animation-delay:.15s}.rec-wave i:nth-child(3){height:11px;animation-delay:.3s}.rec-wave i:nth-child(4){height:18px;animation-delay:.45s}.rec-wave i:nth-child(5){height:9px;animation-delay:.6s}
@keyframes wave{0%,100%{transform:scaleY(.5)}50%{transform:scaleY(1)}}
.analysis-panel{position:sticky;top:80px}
.score-hero{display:flex;align-items:center;gap:20px;padding:6px 4px 16px}
.score-hero .who{flex:1}
.dim-row{display:flex;align-items:center;gap:12px;padding:7px 0}
.dim-row .lbl{width:58px;font-size:.82rem;color:var(--ink-2);flex-shrink:0}
.dim-row .val{width:34px;text-align:right;font-weight:700;font-size:.84rem;font-variant-numeric:tabular-nums}
.fb-block{border-radius:var(--r-md);padding:12px 15px;margin-top:10px;font-size:.86rem}
.fb-block .tt{font-weight:700;font-size:.82rem;margin-bottom:5px;display:flex;align-items:center;gap:6px}
.fb-good{background:var(--green-soft)}
.fb-good .tt{color:var(--green)}
.fb-warn{background:var(--amber-soft)}
.fb-warn .tt{color:var(--amber)}
.fb-plan{background:var(--brand-softer)}
.fb-plan .tt{color:var(--brand-ink)}
.fb-parent{background:var(--blue-soft)}
.fb-parent .tt{color:var(--blue)}
.fb-block ul{padding-left:18px}
.fb-block li{margin:2px 0}
.kw-row{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}
.kw-row span{font-size:.74rem;background:var(--line-2);color:var(--ink-2);border-radius:6px;padding:2px 9px}
.analysis-empty{padding:60px 30px;text-align:center;color:var(--ink-3)}
.analysis-empty .big{font-size:1rem;font-weight:600;color:var(--ink-2);margin:14px 0 6px}
.spin{width:38px;height:38px;border-radius:50%;border:3.5px solid var(--brand-soft);border-top-color:var(--brand);animation:spin .8s linear infinite;margin:0 auto}
@keyframes spin{to{transform:rotate(360deg)}}

/* ========== 报告 ========== */
.report-card{background:var(--card);border:1px solid var(--line-2);border-radius:var(--r-lg);box-shadow:var(--shadow-sm);overflow:hidden}
.report-card .hd{display:flex;align-items:center;gap:12px;padding:16px 20px;cursor:pointer}
.report-card .hd:hover{background:var(--brand-softer)}
.report-card .tt{font-weight:700;font-size:.96rem}
.report-card .period{font-size:.78rem;color:var(--ink-3);margin-top:1px}
.report-card .bd{display:none;border-top:1px solid var(--line-2);padding:20px 24px}
.report-card.open .bd{display:block}
.report-md{font-size:.9rem;line-height:1.85}
.report-md h4{margin:18px 0 8px;font-size:.95rem;display:flex;align-items:center;gap:7px}
.report-md h4::before{content:"";width:4px;height:13px;border-radius:2px;background:var(--brand)}
.report-md h4:first-child{margin-top:0}
.report-md p{margin:6px 0;color:var(--ink-2)}
.report-md ul{padding-left:20px;color:var(--ink-2)}
.report-md li{margin:4px 0}
.report-md b{color:var(--ink)}
.report-ops{display:flex;gap:8px;padding:0 20px 16px}
.sched-row{display:flex;align-items:center;gap:12px;padding:15px 0;border-bottom:1px solid var(--line-2)}
.sched-row:last-child{border-bottom:none}
.sched-row .ic2{width:38px;height:38px;border-radius:11px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.sched-row .tx{flex:1}
.sched-row .tx b{font-size:.94rem}
.sched-row .tx p{font-size:.78rem;color:var(--ink-3);margin-top:1px}

/* ========== 设置 ========== */
.set-row{display:flex;align-items:center;gap:12px;padding:14px 0;border-bottom:1px solid var(--line-2)}
.set-row:last-child{border-bottom:none}
.set-row .tx{flex:1}
.set-row .tx b{font-size:.93rem}
.set-row .tx p{font-size:.78rem;color:var(--ink-3);margin-top:2px}

/* ========== 通用工具 ========== */
.mt8{margin-top:8px}.mt16{margin-top:16px}.mt24{margin-top:24px}
.mb8{margin-bottom:8px}.mb16{margin-bottom:16px}
.flex{display:flex;align-items:center;gap:10px}
.flex-wrap{flex-wrap:wrap}
.flex-1{flex:1;min-width:0}
.text-right{text-align:right}
.c-grey{color:var(--ink-3)}
.c-red{color:var(--red)}.c-green{color:var(--green)}.c-amber{color:var(--amber)}.c-brand{color:var(--brand-ink)}
.fz-sm{font-size:.82rem}.fz-xs{font-size:.75rem}
.bold{font-weight:700}
.greet{background:linear-gradient(120deg,#5B5CE2 0%,#8B5CF6 55%,#A855F7 100%);border-radius:var(--r-xl);padding:26px 30px;color:#fff;position:relative;overflow:hidden;box-shadow:0 16px 36px -16px rgba(91,92,226,.55)}
.greet::after{content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;border-radius:50%;background:rgba(255,255,255,.12)}
.greet::before{content:"";position:absolute;right:60px;bottom:-80px;width:160px;height:160px;border-radius:50%;background:rgba(255,255,255,.08)}
.greet h1{font-size:1.45rem;font-weight:800;letter-spacing:.5px}
.greet p{opacity:.88;font-size:.9rem;margin-top:6px;max-width:560px;position:relative;z-index:1}
.greet .quick{display:flex;gap:22px;margin-top:18px;position:relative;z-index:1;flex-wrap:wrap}
.greet .quick div b{font-size:1.3rem;font-weight:800;font-variant-numeric:tabular-nums}
.greet .quick div span{display:block;font-size:.75rem;opacity:.8}
.notif-item{display:flex;gap:11px;padding:13px 4px;border-bottom:1px solid var(--line-2);font-size:.86rem}
.notif-item:last-child{border-bottom:none}
.notif-item .ic3{width:34px;height:34px;border-radius:10px;display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:1rem}
.notif-item p{color:var(--ink-2);font-size:.82rem;margin-top:2px}
.only-mobile{display:none}

/* ========== 响应式 ========== */
@media (max-width:1080px){
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .dash-cols{grid-template-columns:1fr}
  .session-wrap{grid-template-columns:1fr}
  .analysis-panel{position:static}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:820px){
  #sidebar{display:none}
  .main{margin-left:0}
  #topbar{padding:12px 16px}
  #view{padding:6px 16px 110px}
  .only-mobile{display:inline-flex}
  #tabbar{display:flex;position:fixed;bottom:0;left:0;right:0;background:rgba(255,255,255,.94);backdrop-filter:blur(16px);border-top:1px solid var(--line);z-index:50;padding:6px 4px calc(6px + env(safe-area-inset-bottom))}
  #tabbar a{flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;padding:6px 0;font-size:.68rem;color:var(--ink-3);border-radius:12px}
  #tabbar a svg{font-size:1.3rem}
  #tabbar a.active{color:var(--brand-ink);font-weight:600}
  #tabbar a.tab-cta svg{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;width:44px;height:44px;padding:10px;border-radius:16px;margin-top:-20px;box-shadow:0 8px 18px -6px rgba(91,92,226,.6)}
  .form-row,.form-row-3{grid-template-columns:1fr}
  .grid-2{grid-template-columns:1fr}
  .greet h1{font-size:1.2rem}
  .topbar-title small{display:none}
  .btn-quick-label{display:none}
  .modal{margin:0;max-height:96vh}
  .mask{padding:10px;align-items:flex-end}
  .modal{border-radius:var(--r-xl) var(--r-xl) 16px 16px}
}
@media (max-width:520px){
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .stat-card .num{font-size:1.5rem}
}