.app-shell { display: grid; grid-template-columns: 240px 1fr; min-height: 100dvh; }
.app-sidebar {
  position: sticky; top: 0; height: 100dvh;
  background: var(--bg-1); border-right: 1px solid var(--border);
  display: flex; flex-direction: column;
  overflow: hidden;
}
.app-sidebar .brand {
  display: flex; align-items: center; gap: 10px;
  padding: 18px 18px;
  border-bottom: 1px solid var(--border);
}
.app-sidebar .brand img { width: 24px; height: 24px; }
.app-sidebar .brand .name { font-weight: 700; letter-spacing: -0.01em; font-size: 16px; }
.app-sidebar .brand .o { color: var(--orange); }
.app-sidebar .brand .tag { margin-left: auto; font-size: 10px; padding: 2px 6px; border-radius: 4px; background: var(--orange-soft); color: var(--orange); font-weight: 600; }

.app-nav { flex: 1; overflow-y: auto; padding: 12px 8px; }
.app-nav .group { margin-bottom: 18px; }
.app-nav .group-title { font-size: 10px; color: var(--subtle); text-transform: uppercase; letter-spacing: 0.08em; padding: 8px 12px; margin-bottom: 4px; font-weight: 700; }
.app-nav a {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 12px; border-radius: 8px;
  color: var(--muted); font-size: 13px; font-weight: 500;
  transition: background .12s, color .12s;
}
.app-nav a:hover { background: var(--bg-2); color: var(--text); }
.app-nav a.active { background: var(--orange-soft); color: var(--orange); font-weight: 600; }
.app-nav a .icon { width: 18px; height: 18px; flex-shrink: 0; opacity: 0.85; display: inline-flex; align-items: center; justify-content: center; }
.app-nav a .icon svg { width: 16px; height: 16px; }

.app-foot { padding: 14px; border-top: 1px solid var(--border); }
.app-foot .pill { display: flex; align-items: center; gap: 10px; }
.app-foot .avatar { width: 30px; height: 30px; border-radius: 50%; background: var(--orange); color: #fff; font-weight: 700; font-size: 13px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.app-foot .info { flex: 1; min-width: 0; }
.app-foot .info .n { font-size: 13px; font-weight: 600; color: var(--text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.app-foot .info .e { font-size: 11px; color: var(--muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.app-foot .out { color: var(--muted); padding: 4px 6px; border-radius: 6px; font-size: 11px; }
.app-foot .out:hover { color: var(--text); background: var(--bg-2); }

.app-main { display: flex; flex-direction: column; min-width: 0; }
.app-top {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; gap: 14px;
  padding: 14px 28px; height: 60px;
  border-bottom: 1px solid var(--border);
  background: rgba(10,10,13,0.85); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
}
.app-top .menu-btn { display: none; background: transparent; border: 0; color: var(--muted); padding: 6px; }
.app-top h1 { font-size: 16px; font-weight: 700; letter-spacing: -0.01em; }
.app-top .crumbs { color: var(--muted); font-size: 12px; }
.app-top .spacer { flex: 1; }
.app-top .search {
  width: 280px; max-width: 100%;
  display: flex; align-items: center; gap: 8px;
  padding: 7px 12px; border-radius: 8px; border: 1px solid var(--border);
  background: var(--bg-1); color: var(--muted);
}
.app-top .search input { flex: 1; background: transparent; border: 0; outline: none; color: var(--text); font-size: 13px; }
.app-top .search kbd { font-family: var(--font-mono); font-size: 10px; color: var(--subtle); padding: 2px 5px; border: 1px solid var(--border); border-radius: 4px; }

.view { padding: 28px; max-width: 1180px; margin: 0 auto; width: 100%; }
.view h2 { font-size: 26px; font-weight: 700; letter-spacing: -0.02em; margin-bottom: 8px; }
.view .lede { color: var(--muted); margin-bottom: 28px; font-size: 15px; }

.kpi-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 14px; margin-bottom: 28px; }
.kpi { padding: 18px; border: 1px solid var(--border); border-radius: 12px; background: var(--bg-1); }
.kpi .l { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.06em; font-weight: 600; }
.kpi .n { font-size: 28px; font-weight: 700; color: var(--text); margin-top: 6px; letter-spacing: -0.02em; }
.kpi .d { font-size: 11px; color: var(--green); margin-top: 4px; }

.card { padding: 22px; border: 1px solid var(--border); border-radius: 14px; background: var(--bg-1); margin-bottom: 16px; }
.card h3 { font-size: 16px; font-weight: 700; margin-bottom: 12px; }
.card p { color: var(--muted); font-size: 14px; }

.tools-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 16px; }
.tool-card { padding: 22px; border: 1px solid var(--border); border-radius: 14px; background: var(--bg-1); transition: border-color .15s, transform .15s; cursor: pointer; }
.tool-card:hover { border-color: var(--orange-soft); transform: translateY(-2px); }
.tool-card .ico { width: 36px; height: 36px; border-radius: 9px; background: var(--orange-soft); color: var(--orange); display: flex; align-items: center; justify-content: center; margin-bottom: 12px; }
.tool-card .ico svg { width: 20px; height: 20px; }
.tool-card .badge { float: right; }
.tool-card h3 { font-size: 16px; font-weight: 700; margin-bottom: 6px; }
.tool-card p { color: var(--muted); font-size: 13px; line-height: 1.5; }

.form-row { margin-bottom: 18px; }
.form-row .label { margin-bottom: 8px; }
.form-actions { display: flex; gap: 10px; margin-top: 22px; }

.results { margin-top: 28px; }
.results-empty { padding: 50px 20px; text-align: center; color: var(--muted); border: 1px dashed var(--border); border-radius: 12px; font-size: 14px; }
.spinner { display: inline-block; width: 16px; height: 16px; border: 2px solid rgba(255,122,41,0.2); border-top-color: var(--orange); border-radius: 50%; animation: spin 0.7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.table { width: 100%; border-collapse: collapse; font-size: 13px; }
.table th { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); color: var(--muted); font-weight: 600; font-size: 11px; text-transform: uppercase; letter-spacing: 0.05em; }
.table td { padding: 12px; border-bottom: 1px solid var(--border); color: var(--text); }
.table tr:hover { background: var(--bg-2); }
.score { display: inline-block; min-width: 36px; padding: 2px 8px; border-radius: 6px; font-weight: 600; text-align: center; font-size: 12px; }
.score.h { background: rgba(46,224,102,0.15); color: var(--green); }
.score.m { background: rgba(255,214,10,0.15); color: var(--yellow); }
.score.l { background: rgba(255,69,58,0.15); color: var(--red); }

.dropzone { padding: 40px 20px; border: 2px dashed var(--border-strong); border-radius: 14px; text-align: center; transition: border-color .15s, background .15s; cursor: pointer; }
.dropzone.dragging { border-color: var(--orange); background: var(--orange-soft); }
.dropzone svg { width: 36px; height: 36px; color: var(--muted); margin-bottom: 12px; }
.dropzone .t { font-weight: 600; margin-bottom: 4px; }
.dropzone .h { font-size: 12px; color: var(--muted); }
.file-list { margin-top: 14px; display: flex; flex-direction: column; gap: 6px; }
.file-row { display: flex; align-items: center; gap: 10px; padding: 8px 12px; background: var(--bg-2); border-radius: 8px; font-size: 13px; }
.file-row .x { margin-left: auto; color: var(--muted); cursor: pointer; padding: 2px 6px; border-radius: 4px; }
.file-row .x:hover { color: var(--red); background: rgba(255,69,58,0.1); }

.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 22px; }
.tabs a { padding: 10px 14px; color: var(--muted); font-size: 13px; font-weight: 600; border-bottom: 2px solid transparent; margin-bottom: -1px; }
.tabs a.active { color: var(--text); border-bottom-color: var(--orange); }

.alert { padding: 14px 16px; border-radius: 10px; font-size: 13px; line-height: 1.5; margin-bottom: 14px; }
.alert.warn { background: rgba(255,214,10,0.08); border: 1px solid rgba(255,214,10,0.3); color: var(--yellow); }
.alert.info { background: rgba(10,132,255,0.08); border: 1px solid rgba(10,132,255,0.3); color: var(--blue); }
.alert.error { background: rgba(255,69,58,0.08); border: 1px solid rgba(255,69,58,0.3); color: var(--red); }
.alert.ok { background: rgba(46,224,102,0.08); border: 1px solid rgba(46,224,102,0.3); color: var(--green); }

@media (max-width: 880px) {
  .app-shell { grid-template-columns: 1fr; }
  .app-sidebar { position: fixed; left: -240px; width: 240px; transition: left .25s; z-index: 100; }
  .app-sidebar.open { left: 0; }
  .app-top .menu-btn { display: inline-flex; }
  .app-top .search { width: auto; flex: 1; }
  .view { padding: 18px 14px; }
}