:root {
  color-scheme: dark;
  --bg: #080a0f;
  --panel: #10141c;
  --panel-2: #161c27;
  --panel-3: #1c2431;
  --line: #2a3444;
  --text: #f4f7fb;
  --muted: #97a3b4;
  --cyan: #39d5ff;
  --green: #4ce0a0;
  --amber: #ffbf47;
  --red: #ff5f6d;
  --violet: #9f7cff;
  --shadow: 0 18px 50px rgba(0,0,0,.28);
  --radius: 16px;
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; background: var(--bg); color: var(--text); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; }
.app-shell { min-height: 100vh; display: grid; grid-template-columns: 270px 1fr; }
.sidebar { position: sticky; top: 0; height: 100vh; background: linear-gradient(180deg,#0d1118,#090c11); border-right: 1px solid var(--line); padding: 20px 16px; display: flex; flex-direction: column; z-index: 20; }
.brand { display: flex; gap: 12px; align-items: center; padding: 2px 8px 24px; }
.brand-mark { width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center; font-weight: 900; letter-spacing: -1px; background: radial-gradient(circle at 30% 25%,#67e6ff,#4266ff 55%,#201b53); box-shadow: 0 0 28px rgba(57,213,255,.25); }
.brand-title { font-weight: 800; }
.brand-subtitle,.tiny { font-size: 12px; color: var(--muted); }
.nav { display: grid; gap: 7px; }
.nav-btn { border: 0; border-radius: 12px; padding: 12px 13px; color: var(--muted); background: transparent; text-align: left; transition: .18s ease; }
.nav-btn:hover { background: var(--panel-2); color: var(--text); }
.nav-btn.active { background: linear-gradient(90deg,rgba(57,213,255,.16),rgba(159,124,255,.1)); color: #fff; border: 1px solid rgba(57,213,255,.22); }
.sidebar-foot { margin-top: auto; padding: 16px 8px 4px; }
.save-state { color: var(--green); font-size: 13px; margin-bottom: 4px; }
.main { min-width: 0; }
.topbar { min-height: 86px; display: flex; align-items: center; gap: 16px; padding: 18px 24px; border-bottom: 1px solid var(--line); background: rgba(8,10,15,.88); backdrop-filter: blur(18px); position: sticky; top: 0; z-index: 10; }
.topbar h1 { margin: 0; font-size: 24px; letter-spacing: -.5px; }
.topbar p { margin: 4px 0 0; color: var(--muted); font-size: 13px; }
.top-actions { margin-left: auto; display: flex; gap: 10px; align-items: center; }
select, input, textarea { width: 100%; border: 1px solid var(--line); background: #0c1017; color: var(--text); border-radius: 11px; padding: 11px 12px; outline: none; }
select:focus,input:focus,textarea:focus { border-color: var(--cyan); box-shadow: 0 0 0 3px rgba(57,213,255,.10); }
textarea { min-height: 96px; resize: vertical; }
button.primary,button.secondary,button.danger,.icon-btn { border-radius: 11px; border: 1px solid transparent; padding: 10px 14px; color: #fff; }
button.primary { background: linear-gradient(135deg,#1f9eea,#6d56ff); box-shadow: 0 8px 22px rgba(53,116,255,.2); }
button.secondary { background: var(--panel-2); border-color: var(--line); }
button.danger { background: rgba(255,95,109,.12); border-color: rgba(255,95,109,.3); color: #ff9aa3; }
.icon-btn { background: var(--panel-2); border-color: var(--line); padding: 8px 10px; }
.search-strip { padding: 16px 24px 0; position: relative; }
.search-results { position: absolute; left: 24px; right: 24px; top: 66px; background: #0d121a; border: 1px solid var(--line); border-radius: 14px; box-shadow: var(--shadow); z-index: 30; max-height: 440px; overflow: auto; }
.search-result { padding: 12px 14px; border-bottom: 1px solid var(--line); }
.search-result:last-child { border-bottom: 0; }
.search-result strong { display: block; }
.search-result span { color: var(--muted); font-size: 12px; }
.hidden { display: none !important; }
.content { padding: 22px 24px 44px; }
.grid { display: grid; gap: 16px; }
.grid.cols-4 { grid-template-columns: repeat(4,minmax(0,1fr)); }
.grid.cols-3 { grid-template-columns: repeat(3,minmax(0,1fr)); }
.grid.cols-2 { grid-template-columns: repeat(2,minmax(0,1fr)); }
.card { background: linear-gradient(180deg,var(--panel),#0d1118); border: 1px solid var(--line); border-radius: var(--radius); padding: 17px; box-shadow: 0 8px 28px rgba(0,0,0,.12); }
.card h3 { margin: 0 0 6px; font-size: 15px; }
.card p { color: var(--muted); margin: 0; }
.metric { font-size: 34px; font-weight: 900; letter-spacing: -1px; margin-top: 9px; }
.metric.small { font-size: 24px; }
.kicker { color: var(--cyan); text-transform: uppercase; font-size: 11px; letter-spacing: 1.3px; font-weight: 800; }
.section-head { display: flex; gap: 14px; align-items: center; justify-content: space-between; margin: 26px 0 12px; }
.section-head:first-child { margin-top: 0; }
.section-head h2 { margin: 0; font-size: 18px; }
.section-actions { display: flex; gap: 9px; flex-wrap: wrap; }
.table-wrap { border: 1px solid var(--line); border-radius: var(--radius); overflow: auto; background: var(--panel); }
table { width: 100%; border-collapse: collapse; min-width: 760px; }
th,td { padding: 12px 13px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: middle; }
th { color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .8px; background: #0c1016; position: sticky; top: 0; }
td { font-size: 14px; }
tr:last-child td { border-bottom: 0; }
.row-actions { display: flex; gap: 7px; }
.row-actions button { padding: 6px 9px; }
.badge { display: inline-flex; align-items: center; border-radius: 999px; padding: 5px 8px; font-size: 11px; border: 1px solid var(--line); color: var(--muted); }
.badge.good { color: var(--green); border-color: rgba(76,224,160,.3); background: rgba(76,224,160,.08); }
.badge.warn { color: var(--amber); border-color: rgba(255,191,71,.3); background: rgba(255,191,71,.08); }
.badge.bad { color: var(--red); border-color: rgba(255,95,109,.3); background: rgba(255,95,109,.08); }
.progress { width: 140px; height: 8px; border-radius: 99px; background: #242c38; overflow: hidden; }
.progress > i { display: block; height: 100%; background: linear-gradient(90deg,var(--green),var(--amber),var(--red)); }
.empty { padding: 32px; color: var(--muted); text-align: center; border: 1px dashed var(--line); border-radius: var(--radius); }
.form-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 13px; }
.form-grid .wide { grid-column: 1 / -1; }
label { display: grid; gap: 6px; color: var(--muted); font-size: 12px; }
.file-drop { border: 1px dashed #41516a; border-radius: 14px; padding: 22px; text-align: center; background: rgba(57,213,255,.03); }
.file-card { display: flex; gap: 14px; align-items: center; }
.file-icon { width: 42px; height: 48px; border-radius: 10px; background: var(--panel-3); display: grid; place-items: center; color: var(--cyan); font-weight: 900; }
.file-main { flex: 1; min-width: 0; }
.file-name { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; font-weight: 700; }
.file-meta { color: var(--muted); font-size: 12px; margin-top: 3px; }
.callout { border-left: 3px solid var(--cyan); padding: 14px 16px; background: rgba(57,213,255,.06); border-radius: 0 12px 12px 0; color: #cdefff; }
dialog { width: min(720px,calc(100vw - 28px)); border: 1px solid var(--line); border-radius: 18px; padding: 0; background: #0d1219; color: var(--text); box-shadow: var(--shadow); }
dialog::backdrop { background: rgba(0,0,0,.66); backdrop-filter: blur(4px); }
.modal-head { display: flex; align-items: flex-start; gap: 12px; padding: 18px; border-bottom: 1px solid var(--line); }
.modal-head h2 { margin: 0; }
.modal-head p { margin: 5px 0 0; color: var(--muted); }
.modal-head .icon-btn { margin-left: auto; }
.modal-body { padding: 18px; max-height: 68vh; overflow: auto; }
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; padding: 15px 18px; border-top: 1px solid var(--line); }
.mobile-only { display: none; }
@media (max-width: 1100px) {
  .grid.cols-4 { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .grid.cols-3 { grid-template-columns: repeat(2,minmax(0,1fr)); }
}
@media (max-width: 760px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar { position: fixed; left: -290px; width: 270px; transition: .22s ease; box-shadow: var(--shadow); }
  .sidebar.open { left: 0; }
  .mobile-only { display: inline-flex; }
  .topbar { align-items: flex-start; padding: 14px; }
  .topbar p { display: none; }
  .top-actions { flex-direction: column; align-items: stretch; width: 42%; }
  .top-actions select,.top-actions button { min-width: 0; }
  .content,.search-strip { padding-left: 14px; padding-right: 14px; }
  .search-results { left: 14px; right: 14px; }
  .grid.cols-4,.grid.cols-3,.grid.cols-2,.form-grid { grid-template-columns: 1fr; }
  .section-head { align-items: flex-start; flex-direction: column; }
}