:root{
  --bg:#f5f7fb;
  --card:#ffffff;
  --text:#121826;
  --muted:#7b8497;
  --line:#e8edf5;
  --blue:#2563eb;
  --blue2:#eaf1ff;
  --green:#13b981;
  --orange:#f59e0b;
  --red:#ef4444;
  --purple:#7c3aed;
  --shadow:0 12px 35px rgba(31,41,55,.08);
  --shadow-soft:0 10px 28px rgba(15,23,42,.06);
  --radius:18px;
}

*{box-sizing:border-box}

body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;
  color:var(--text);
  background:
    radial-gradient(circle at 10% 8%,rgba(47,115,255,.16),transparent 24%),
    radial-gradient(circle at 92% 12%,rgba(45,212,191,.10),transparent 18%),
    linear-gradient(180deg,#f7faff 0%,#eef3fb 48%,#f5f7fb 100%);
  background-attachment:fixed;
}

a{text-decoration:none;color:inherit}
button,input,textarea,select{font:inherit}
button{cursor:pointer;border:0}
button:disabled{cursor:not-allowed;opacity:.72}

.app-shell{display:flex;min-height:100vh}

.sidebar{
  width:260px;
  background:rgba(255,255,255,.78);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-right:1px solid rgba(226,232,240,.9);
  box-shadow:8px 0 30px rgba(15,23,42,.04);
  padding:28px 18px;
  display:flex;
  flex-direction:column;
  position:fixed;
  inset:0 auto 0 0;
}

.brand{display:flex;align-items:center;gap:12px;margin-bottom:34px}
.brand.large{margin-bottom:26px}
.brand-logo{
  width:40px;height:40px;border-radius:12px;
  background:linear-gradient(135deg,#2f73ff,#1d4ed8);
  color:#fff;display:grid;place-items:center;font-weight:900;
  box-shadow:0 10px 18px rgba(37,99,235,.25);
}
.brand strong{display:block;font-size:20px}
.brand span{display:block;color:var(--muted);font-size:12px;margin-top:2px}

.nav{display:grid;gap:12px}
.nav a{
  height:56px;border-radius:16px;display:flex;align-items:center;gap:14px;
  padding:0 16px;color:#344054;font-weight:700;font-size:16px;
  transition:.18s ease;
}
.nav a span{width:22px;text-align:center;color:#53627a}
.nav a.active,.nav a:hover{background:var(--blue2);color:var(--blue);transform:translateX(2px)}
.nav a.active span,.nav a:hover span{color:var(--blue)}

.efficiency-card{
  margin-top:auto;border:1px solid var(--line);border-radius:16px;padding:18px;
  background:rgba(255,255,255,.92);box-shadow:0 12px 24px rgba(15,23,42,.05);
}
.efficiency-card small{display:block;color:var(--muted)}
.efficiency-card b{font-size:30px;margin-right:8px}
.efficiency-card em{font-style:normal;color:var(--green);font-size:12px}
.progress{height:6px;background:#e8eef7;border-radius:99px;overflow:hidden;margin-top:12px}
.progress i{display:block;height:100%;background:linear-gradient(90deg,#2f73ff,#2dd4bf);border-radius:99px}

.main{margin-left:260px;flex:1;min-height:100vh;background:linear-gradient(180deg,rgba(255,255,255,.20),rgba(255,255,255,.06))}
.topbar{
  height:86px;background:rgba(255,255,255,.74);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(226,232,240,.9);display:flex;align-items:center;justify-content:space-between;
  padding:0 28px;position:sticky;top:0;z-index:10;
}
.search{
  width:min(620px,42vw);height:46px;background:rgba(255,255,255,.88);
  border:1px solid var(--line);border-radius:15px;display:flex;align-items:center;padding:0 15px;
  box-shadow:0 8px 22px rgba(31,41,55,.04);
}
.search input{border:0;outline:0;flex:1;color:#64748b;background:transparent}
.search span{color:#8a94a6;margin-right:8px}
.top-actions{display:flex;align-items:center;gap:12px}
.avatar{
  width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,#0ea5e9,#1d4ed8);
  color:#fff;display:inline-grid;place-items:center;margin-right:8px;
}
.user-chip{display:flex;align-items:center;font-weight:700}

.primary-btn,.ghost-btn,.danger-btn{
  display:inline-flex;align-items:center;justify-content:center;border-radius:12px;padding:11px 18px;
  font-weight:800;white-space:nowrap;transition:.18s ease;
}
.primary-btn{background:linear-gradient(135deg,#2f73ff,#1d4ed8);color:#fff;box-shadow:0 12px 22px rgba(37,99,235,.22);min-height:48px;font-size:16px}
.ghost-btn{background:#fff;color:#334155;border:1px solid var(--line)}
.danger-btn{background:#fff1f2;color:#e11d48;border:1px solid #fecdd3}
.primary-btn:hover,.ghost-btn:hover,.danger-btn:hover{transform:translateY(-1px)}
.is-loading{pointer-events:none}
.full{width:100%}
.content{padding:24px 28px 44px;min-height:calc(100vh - 86px)}

.flash{padding:12px 16px;border-radius:12px;margin-bottom:16px;font-weight:700;box-shadow:var(--shadow-soft)}
.flash.success{background:#ecfdf5;color:#047857}
.flash.error{background:#fff1f2;color:#be123c}

.hero-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:22px;margin-bottom:18px}
.hero-card{
  min-height:190px;border-radius:22px;padding:34px 38px;
  background:linear-gradient(135deg,rgba(234,243,255,.96),rgba(247,251,255,.96)),rgba(255,255,255,.92);
  display:flex;align-items:center;justify-content:space-between;overflow:hidden;box-shadow:0 18px 40px rgba(15,23,42,.08);
}
.hero-card h1{margin:0 0 12px;font-size:30px}
.hero-card p{color:var(--muted);margin-bottom:24px}
.hero-illustration{font-size:76px;filter:drop-shadow(0 16px 22px rgba(37,99,235,.18))}

.card{
  background:rgba(255,255,255,.92);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border:1px solid rgba(255,255,255,.85);border-radius:var(--radius);box-shadow:0 18px 40px rgba(15,23,42,.08);padding:20px;
}
.card h3{margin:0 0 16px}
.card-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.card-head a:last-child{color:#667085;font-size:14px}
.card-head p{margin:4px 0 0;color:#667085;font-size:13px}

.quick-card textarea{width:100%;height:76px;border:1px solid var(--line);border-radius:14px;resize:none;outline:0;padding:14px;background:#fff}
.quick-actions{display:flex;align-items:center;gap:10px;margin-top:12px}
.quick-actions label{background:#f8fafc;border:1px solid var(--line);border-radius:10px;padding:8px 10px;color:#344054}
.send-btn{margin-left:auto;width:42px;height:42px;border-radius:12px;background:var(--blue);color:#fff}

.dashboard-grid{display:grid;grid-template-columns:1fr 1fr 1.45fr;gap:18px}
.list-card{grid-row:span 2}
.stats-card,.note-card{grid-column:3}
.todo-row{display:flex;align-items:center;gap:12px;border-bottom:1px solid var(--line);padding:12px 0}
.check-btn{width:22px;height:22px;border:1px solid #cbd5e1;background:#fff;border-radius:7px;color:#fff}
.check-btn.checked{background:var(--green);border-color:var(--green)}
.row-main{display:flex;flex-direction:column;gap:4px;flex:1}
.tag{display:inline-flex;width:max-content;border-radius:8px;background:#eef4ff;color:#2563eb;font-size:12px;font-weight:800;padding:3px 8px}
.priority-高优先级{background:#fff1f2;color:#e11d48}
.priority-中优先级{background:#fff7ed;color:#ea580c}
.priority-普通{background:#eff6ff;color:#2563eb}
.time{color:#667085;font-size:13px}
.add-link,.more-link{display:inline-flex;margin-top:14px;color:var(--blue);font-weight:800}

.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.stat{border-radius:14px;padding:14px;background:#f8fafc;border:1px solid var(--line);transition:.18s ease}
.stat:hover{transform:translateY(-2px);box-shadow:var(--shadow-soft)}
.stat span{display:block;font-size:13px;font-weight:800}
.stat b{font-size:30px;margin-right:4px}
.stat em{font-style:normal;color:#667085}
.stat.green{background:#ecfdf5}
.stat.blue{background:#eff6ff}
.stat.orange{background:#fff7ed}
.stat.purple{background:#f5f3ff}

.note-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.sticky{display:block;border-radius:14px;padding:16px;min-height:150px;border:1px solid rgba(0,0,0,.04)}
.sticky p{font-size:14px;color:#344054;line-height:1.65}
.sticky small{color:#667085}
.sticky.yellow{background:#fffbeb}
.sticky.green{background:#ecfdf5}
.sticky.blue{background:#eff6ff}
.bottom-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:18px;margin-top:18px}
.table{display:grid}
.tr{display:grid;grid-template-columns:1.2fr 70px 1.2fr 1fr 70px;gap:12px;align-items:center;padding:10px 0;border-bottom:1px solid var(--line);font-size:14px}
.tr b{color:#111827}
.status{font-style:normal;border-radius:999px;padding:4px 8px;font-size:12px;text-align:center;font-weight:800}
.status.ok{background:#ecfdf5;color:#047857}
.status.warn{background:#fff7ed;color:#c2410c}
.status.done{background:#eff6ff;color:#2563eb}
.status.normal{background:#f1f5f9;color:#475569}
.meeting-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.meeting-mini{border:1px solid var(--line);border-radius:14px;padding:14px;display:grid;gap:8px}
.meeting-mini span{color:#667085;font-size:13px}
.meeting-mini em{font-style:normal;color:var(--blue);font-size:12px}

.page-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px}
.page-head h1{margin:0 0 6px;font-size:32px}
.page-head p{margin:0;color:#667085}
.two-col{display:grid;grid-template-columns:1.08fr .92fr;gap:20px;align-items:start}
.two-col>section:first-child{order:2}
.two-col>section:last-child{order:1}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.form-grid label{display:grid;gap:7px;color:#475569;font-weight:700}
.form-grid input,.form-grid select,.form-grid textarea{border:1px solid var(--line);border-radius:12px;padding:12px;background:#fff;outline:0}
.form-grid textarea{min-height:110px;resize:vertical}
.form-grid .wide{grid-column:1/-1}
.records{display:grid;gap:12px;max-height:720px;overflow:auto}
.record{border:1px solid var(--line);border-radius:14px;padding:14px;display:grid;gap:8px;background:rgba(255,255,255,.92);transition:.2s ease;box-shadow:0 8px 18px rgba(15,23,42,.03)}
.record:hover{transform:translateY(-2px);border-color:#bfdbfe;background:#fbfdff;box-shadow:0 16px 30px rgba(37,99,235,.10)}
.record small{color:#667085;line-height:1.5}
.wide-list{max-height:unset}
.detail-card{max-width:none;width:100%;padding:24px}
.detail-card .form-grid{grid-template-columns:repeat(2,minmax(260px,1fr));gap:16px}
.form-actions{grid-column:1/-1;display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-top:12px}
.empty{padding:30px;text-align:center;color:#667085;background:#f8fafc;border-radius:14px}

.auth-page{min-height:100vh;display:grid;grid-template-columns:1.1fr .9fr;background:radial-gradient(circle at 20% 15%,#dbeafe,transparent 32%),#f8fbff}
.auth-visual{padding:70px 9vw;display:flex;flex-direction:column;justify-content:center}
.auth-visual h1{font-size:46px;margin:20px 0 16px}
.auth-visual p{font-size:18px;color:#667085;line-height:1.8;max-width:560px}
.auth-box{align-self:center;margin-right:8vw;background:#fff;border:1px solid var(--line);border-radius:26px;padding:36px;box-shadow:var(--shadow);display:grid;gap:18px}
.auth-box h2{margin:0;font-size:28px}
.auth-box p{margin:0;color:#667085}
.auth-box label{display:grid;gap:8px;color:#475569;font-weight:800}
.auth-box input{height:46px;border:1px solid var(--line);border-radius:12px;padding:0 14px}
.auth-link{text-align:center;color:#667085}
.auth-link a{color:var(--blue);font-weight:900}
.error-page{min-height:100vh;display:grid;place-items:center;padding:30px}
.error-page .card{max-width:520px;text-align:center}

.classic-dashboard{display:grid;grid-template-columns:1fr 1.45fr;gap:18px;margin-bottom:18px}
.classic-dashboard .list-card{grid-row:span 2;min-height:460px}
.classic-dashboard .stats-card,.classic-dashboard .note-card{grid-column:auto}
.classic-dashboard .stats-grid{grid-template-columns:repeat(4,1fr)}
.classic-dashboard .note-grid{grid-template-columns:repeat(3,1fr)}
.classic-dashboard .sticky{min-height:150px}

.note-list{display:grid;gap:14px}
.note-row{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;border:1px solid var(--line);border-radius:16px;padding:18px;background:#fff}
.note-row.yellow{background:#fffbeb}
.note-row.green{background:#ecfdf5}
.note-row.blue{background:#eff6ff}
.note-row h3{margin:10px 0 8px}
.note-row p{margin:0 0 12px;line-height:1.7;color:#344054}
.note-row small{color:#667085}

.archive-page-head{align-items:flex-end}
.archive-overview{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin-bottom:18px}
.archive-stat-card{position:relative;overflow:hidden;border-radius:18px;padding:18px;background:rgba(255,255,255,.92);border:1px solid rgba(226,232,240,.9);box-shadow:var(--shadow-soft);display:grid;gap:8px;transition:.18s ease}
.archive-stat-card:before{content:"";position:absolute;right:-28px;top:-28px;width:82px;height:82px;border-radius:50%;background:rgba(37,99,235,.10)}
.archive-stat-card span{font-size:14px;font-weight:900;color:#334155}
.archive-stat-card b{font-size:30px;color:#0f172a;min-height:36px}
.archive-stat-card small{color:#64748b;font-weight:700}
.archive-stat-card:hover,.archive-stat-card.active{transform:translateY(-2px);border-color:#bfdbfe;background:#f8fbff}
.archive-filter-card{margin-bottom:18px;padding:14px}
.archive-tabs{display:flex;flex-wrap:wrap;gap:10px}
.archive-tabs a{display:inline-flex;align-items:center;gap:8px;padding:10px 14px;border-radius:12px;background:#f8fafc;border:1px solid var(--line);color:#475569;font-weight:800}
.archive-tabs a span{color:#94a3b8}
.archive-tabs a.active,.archive-tabs a:hover{background:var(--blue2);color:var(--blue);border-color:#bfdbfe}
.archive-list-card{padding:22px}
.archive-list{max-height:none;gap:14px}
.archive-card-head h3{margin-bottom:0}
.archive-record{display:grid;grid-template-columns:1fr auto;align-items:center;gap:18px;padding:18px;border-radius:18px;background:linear-gradient(180deg,#fff,#fbfdff);border:1px solid #e7edf7}
.archive-record-main{display:grid;gap:8px;min-width:0}
.archive-record-main b{font-size:18px;color:#111827;line-height:1.35}
.archive-record-top{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.archive-manual-badge{font-size:12px;font-weight:900;color:#7c3aed;background:#f5f3ff;border:1px solid #ddd6fe;border-radius:999px;padding:3px 8px}
.archive-source-form{display:flex;align-items:end;gap:10px}
.archive-source-form label{display:grid;gap:6px;color:#475569;font-size:13px;font-weight:800}
.archive-source-form select{min-width:150px;height:42px;border:1px solid var(--line);border-radius:12px;background:#fff;padding:0 10px;outline:0}
.archive-actions{display:flex;align-items:end;gap:10px;flex-wrap:wrap;background:#f8fafc;border:1px solid #edf2f7;border-radius:16px;padding:12px}
.archive-actions form{margin:0}
.archive-actions .ghost-btn,.archive-actions .danger-btn{min-height:42px;padding:10px 15px}
.archive-empty{display:grid;gap:8px}
.archive-empty b{color:#334155}
.archive-empty span{color:#64748b}

@media (max-width:1200px){
  .archive-overview{grid-template-columns:repeat(3,1fr)}
}

@media (max-width:1100px){
  .sidebar{position:static;width:100%;height:auto}
  .app-shell{display:block}
  .main{margin-left:0}
  .topbar{position:static}
  .hero-grid,.dashboard-grid,.bottom-grid,.two-col,.classic-dashboard{grid-template-columns:1fr}
  .two-col>section:first-child,.two-col>section:last-child{order:initial}
  .stats-card,.note-card{grid-column:auto}
  .meeting-grid,.note-grid,.stats-grid,.classic-dashboard .note-grid,.classic-dashboard .stats-grid{grid-template-columns:1fr 1fr}
  .classic-dashboard .list-card{min-height:auto}
  .auth-page{grid-template-columns:1fr}
  .auth-box{margin:20px}
  .auth-visual{padding:40px 24px}
  .tr{grid-template-columns:1fr;gap:4px}
  .search{width:auto}
  .detail-card .form-grid{grid-template-columns:1fr}
  .note-row{flex-direction:column}
  .archive-page-head{align-items:flex-start}
  .archive-record{grid-template-columns:1fr}
  .archive-source-form{align-items:stretch}
  .archive-source-form select{width:100%}
  .archive-actions{align-items:stretch;flex-direction:column}
  .archive-actions .ghost-btn,.archive-actions .danger-btn{width:100%}
}

@media (max-width:720px){
  .content{padding:18px 16px 32px}
  .topbar{height:auto;gap:12px;align-items:stretch;flex-direction:column;padding:14px 16px}
  .top-actions{justify-content:space-between;flex-wrap:wrap}
  .search{width:100%}
  .hero-card{padding:24px;align-items:flex-start;gap:12px;flex-direction:column}
  .hero-card h1{font-size:24px}
  .hero-illustration{font-size:46px}
  .form-grid,.stats-grid,.note-grid,.meeting-grid,.classic-dashboard .stats-grid,.classic-dashboard .note-grid,.archive-overview{grid-template-columns:1fr}
  .page-head{align-items:flex-start;flex-direction:column;gap:12px}
}