:root {
  --bg: #0b0f1a;
  --sidebar: #111827;
  --card: rgba(17, 24, 39, 0.9);
  --border: rgba(0, 212, 255, 0.2);
  --accent: #00d4ff;
  --accent2: #6366f1;
  --text: #e5edf8;
  --muted: #8ba3c7;
  --danger: #f87171;
  --success: #34d399;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: "Segoe UI", "PingFang SC", sans-serif; background: var(--bg); color: var(--text); min-height: 100vh; }
.hidden { display: none !important; }

.login-page { min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: radial-gradient(ellipse at top, rgba(99,102,241,0.2), transparent 60%), var(--bg); }
.login-card { width: 360px; padding: 40px; background: var(--card); border: 1px solid var(--border);
  border-radius: 16px; box-shadow: 0 0 40px rgba(0,212,255,0.08); }
.login-card h1 { font-size: 22px; margin-bottom: 4px; background: linear-gradient(90deg, var(--accent), var(--accent2));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.login-sub { color: var(--muted); font-size: 13px; margin-bottom: 24px; }
.login-card input { width: 100%; padding: 12px 14px; margin-bottom: 12px; background: #0b1220;
  border: 1px solid var(--border); border-radius: 8px; color: var(--text); }
.login-card button { width: 100%; padding: 12px; background: linear-gradient(135deg, var(--accent), var(--accent2));
  border: none; border-radius: 8px; color: #fff; font-weight: 600; cursor: pointer; }
.error { color: var(--danger); font-size: 13px; margin-top: 10px; min-height: 18px; }

.app { display: flex; min-height: 100vh; }
.sidebar { width: 220px; background: var(--sidebar); border-right: 1px solid var(--border); display: flex; flex-direction: column; }
.brand { padding: 20px; font-weight: 700; letter-spacing: 0.1em; color: var(--accent); font-size: 14px; border-bottom: 1px solid var(--border); }
.sidebar nav { flex: 1; padding: 12px 0; overflow-y: auto; }
.sidebar nav a { display: block; padding: 10px 20px; color: var(--muted); text-decoration: none; font-size: 14px; cursor: pointer; }
.sidebar nav a:hover, .sidebar nav a.active { color: var(--accent); background: rgba(0,212,255,0.06); }
.logout-btn { margin: 12px; padding: 10px; background: transparent; border: 1px solid var(--border); color: var(--muted); border-radius: 8px; cursor: pointer; }

.main { flex: 1; display: flex; flex-direction: column; }
.topbar { padding: 16px 24px; border-bottom: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; }
.topbar h2 { font-size: 18px; }
.topbar span { color: var(--muted); font-size: 13px; }
.content { padding: 24px; flex: 1; overflow: auto; }

.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 16px; margin-bottom: 24px; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 20px; }
.card .label { color: var(--muted); font-size: 13px; }
.card .value { font-size: 28px; font-weight: 700; margin-top: 8px; color: var(--accent); }

.toolbar { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 16px; align-items: center; }
.toolbar input, .toolbar select { padding: 8px 12px; background: #0b1220; border: 1px solid var(--border); border-radius: 8px; color: var(--text); }
.toolbar button { padding: 8px 16px; background: linear-gradient(135deg, var(--accent), var(--accent2)); border: none; border-radius: 8px; color: #fff; cursor: pointer; font-size: 13px; }
.toolbar button.secondary { background: transparent; border: 1px solid var(--border); color: var(--muted); }

table { width: 100%; border-collapse: collapse; background: var(--card); border: 1px solid var(--border); border-radius: 12px; overflow: hidden; }
th, td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--border); font-size: 13px; }
th { background: rgba(0,212,255,0.06); color: var(--accent); font-weight: 600; }
tr:hover td { background: rgba(255,255,255,0.02); }
tr.row-disabled td { opacity: 0.55; }
tr.row-disabled td:first-child { opacity: 1; }

.toggle-switch { position: relative; display: inline-block; width: 40px; height: 22px; cursor: pointer; }
.toggle-switch input { opacity: 0; width: 0; height: 0; position: absolute; }
.toggle-slider {
  position: absolute; inset: 0; border-radius: 22px;
  background: rgba(139,163,199,0.25); border: 1px solid var(--border);
  transition: background 0.2s, border-color 0.2s;
}
.toggle-slider::before {
  content: ""; position: absolute; width: 16px; height: 16px; left: 2px; top: 2px;
  border-radius: 50%; background: var(--muted); transition: transform 0.2s, background 0.2s;
}
.toggle-switch input:checked + .toggle-slider { background: rgba(52,211,153,0.25); border-color: var(--success); }
.toggle-switch input:checked + .toggle-slider::before { transform: translateX(18px); background: var(--success); }
.toggle-switch input:focus-visible + .toggle-slider { outline: 2px solid var(--accent); outline-offset: 2px; }
.tag { display: inline-block; padding: 2px 8px; border-radius: 4px; font-size: 12px; }
.tag.pending { background: rgba(251,191,36,0.15); color: #fbbf24; }
.tag.done { background: rgba(52,211,153,0.15); color: var(--success); }

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; max-width: 600px; }
.form-grid input, .form-grid select, .form-grid textarea { width: 100%; padding: 10px; background: #0b1220; border: 1px solid var(--border); border-radius: 8px; color: var(--text); }
.form-grid textarea { min-height: 80px; grid-column: span 2; }
.form-grid button { grid-column: span 2; padding: 10px; background: linear-gradient(135deg, var(--accent), var(--accent2)); border: none; border-radius: 8px; color: #fff; cursor: pointer; }
.apk-market-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 10px; margin-top: 8px; }
.apk-market-field { display: flex; flex-direction: column; gap: 4px; font-size: 13px; color: var(--muted); }
.apk-market-field input { width: 100%; padding: 8px 10px; background: #0b1220; border: 1px solid var(--border); border-radius: 8px; color: var(--text); }
.apk-market-label { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.apk-field-with-shelf { display: flex; flex-direction: column; gap: 6px; }
.apk-shelf-select { width: auto; min-width: 88px; padding: 4px 8px; font-size: 12px; background: #0b1220; border: 1px solid var(--border); border-radius: 6px; color: var(--text); }
.apk-official-link { margin-left: 10px; font-size: 13px; font-weight: 500; color: var(--accent, #38bdf8); text-decoration: none; }
.apk-official-link:hover { text-decoration: underline; }

@media (max-width: 768px) {
  .app { flex-direction: column; }
  .sidebar { width: 100%; }
  .form-grid { grid-template-columns: 1fr; }
  .plan-grid { grid-template-columns: 1fr; }
}

.panel-top { margin-top: 0; border-color: rgba(0,212,255,0.35); }
.card-highlight { border-color: rgba(0,212,255,0.35); background: linear-gradient(145deg, rgba(0,212,255,0.06), rgba(17,24,39,0.95)); }
.dau-app-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 16px; }
.dau-app-card { text-align: left; padding: 16px; }
.dau-app-head { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; margin-bottom: 4px; }
.dau-nums { display: flex; gap: 12px; margin: 10px 0 12px; flex-wrap: wrap; }
.dau-num .sub-label { color: var(--muted); font-size: 12px; }
.dau-num .sub-value { font-size: 24px; font-weight: 700; margin-top: 4px; color: var(--accent); }
.dau-num.yesterday .sub-value { font-size: 20px; color: var(--text); }
.dau-num.delta .sub-value { font-size: 18px; }
.dau-num.delta.up .sub-value { color: var(--success); }
.dau-num.delta.down .sub-value { color: var(--danger); }
.dau-num.delta.flat .sub-value { color: var(--muted); }
.dau-num.total-users .sub-value { font-size: 20px; color: var(--text); }
.dau-platform-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin: 0 0 12px;
}
.dau-plat {
  padding: 10px 12px;
  border-radius: 8px;
  background: rgba(0, 212, 255, 0.06);
  border: 1px solid rgba(0, 212, 255, 0.12);
}
.dau-plat.ios { border-color: rgba(167, 139, 250, 0.35); background: rgba(167, 139, 250, 0.08); }
.dau-plat.android { border-color: rgba(52, 211, 153, 0.35); background: rgba(52, 211, 153, 0.08); }
.dau-plat .sub-label { color: var(--muted); font-size: 12px; }
.dau-plat .sub-value { font-size: 22px; font-weight: 700; margin-top: 4px; }
.dau-plat.ios .sub-value { color: #a78bfa; }
.dau-plat.android .sub-value { color: #34d399; }
.dau-plat .plat-sub { font-size: 11px; margin-top: 4px; }
.dau-trend-chart { width: 100%; height: 160px; }
.retention-app-card .retention-new-row { line-height: 1.45; }
.diag-table-wrap { overflow: auto; max-width: 100%; }
.diag-table { font-size: 12px; }
.diag-table th { white-space: nowrap; }
.diag-mac { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; white-space: pre-wrap; word-break: break-all; }
.dau-total-bar { display: flex; gap: 20px; flex-wrap: wrap; align-items: center; margin-bottom: 14px; font-size: 13px; color: var(--muted); }
.dau-total-bar strong { color: var(--accent); font-size: 16px; margin-left: 4px; }
.map-panel { margin-top: 16px; }
.map-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 16px; }
.map-card { background: #0b1220; border: 1px solid var(--border); border-radius: 10px; padding: 12px; }
.map-card h4 { font-size: 13px; color: var(--accent); margin-bottom: 8px; text-align: center; }
.dau-map { width: 100%; height: 220px; }
.section-title { margin: 24px 0 12px; color: var(--muted); font-size: 14px; font-weight: 600; }
.panel { margin-top: 24px; background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 20px; }
.panel-head { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; margin-bottom: 16px; }
.panel-head h3 { font-size: 16px; color: var(--accent); }
.panel-meta { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.panel-meta .muted { color: var(--muted); font-size: 12px; }
.health-badge { padding: 4px 10px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.health-ok { background: rgba(52,211,153,0.15); color: var(--success); }
.health-warn { background: rgba(251,191,36,0.15); color: #fbbf24; }
.health-critical { background: rgba(248,113,113,0.15); color: var(--danger); }
.monitor-cards .sub { color: var(--muted); font-size: 12px; margin-top: 8px; }
.monitor-card.alert { border-color: rgba(248,113,113,0.5); }
.cpu-breakdown-panel { margin-top: 16px; padding-top: 12px; border-top: 1px solid rgba(139,163,199,0.12); }
.cpu-breakdown-chart { width: 100%; height: 140px; min-height: 120px; }
.cpu-breakdown-table { width: 100%; margin-top: 8px; font-size: 12px; border-collapse: collapse; }
.cpu-breakdown-table th, .cpu-breakdown-table td { padding: 6px 8px; text-align: left; border-bottom: 1px solid rgba(139,163,199,0.1); }
.cpu-breakdown-table th { color: var(--muted); font-weight: 500; }
.java-page-breakdown-chart { width: 100%; height: 180px; min-height: 160px; margin-top: 8px; }
.java-process-row td:first-child { font-weight: 600; color: #c4b5fd; }
.java-nested-head td { padding-top: 10px; font-size: 12px; border-bottom: none; }
.java-page-row td { font-size: 11px; color: var(--muted); }
.java-page-row .nested-label { padding-left: 18px; color: #c8d6ea; }
.java-page-note { margin-top: 8px; font-size: 11px; }
.plan-summary { color: var(--muted); font-size: 14px; margin-bottom: 16px; line-height: 1.6; }
.plan-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 20px; }
.plan-box { background: #0b1220; border: 1px solid var(--border); border-radius: 10px; padding: 16px; }
.plan-box.highlight { border-color: rgba(99,102,241,0.4); }
.plan-box h4 { color: var(--accent2); margin-bottom: 10px; font-size: 14px; }
.plan-box ul { list-style: none; font-size: 13px; line-height: 1.8; color: var(--text); }
.plan-steps { display: grid; gap: 12px; }
.plan-step { background: #0b1220; border: 1px solid var(--border); border-radius: 10px; padding: 14px; }
.plan-step h4 { color: var(--accent); font-size: 14px; margin-bottom: 8px; }
.plan-step ul { margin-left: 18px; font-size: 13px; line-height: 1.7; color: var(--muted); }
.checklist { margin-left: 18px; font-size: 13px; line-height: 1.8; color: var(--text); }
.cmd-panel { margin-top: 12px; font-size: 13px; }
.cmd-panel summary { cursor: pointer; color: var(--accent); margin-bottom: 8px; }
.cmd-list { display: flex; flex-direction: column; gap: 8px; }
.cmd-row { display: grid; grid-template-columns: 100px 1fr auto; gap: 8px; align-items: start; background: #0b1220; border: 1px solid var(--border); border-radius: 8px; padding: 10px; }
.cmd-name { color: var(--muted); font-size: 12px; }
.cmd-text { font-size: 11px; word-break: break-all; color: #a5b4fc; }
.code-block { background: #0b1220; border: 1px solid var(--border); border-radius: 8px; padding: 12px; font-size: 12px; overflow-x: auto; color: #a5b4fc; margin-bottom: 12px; }

.banner-thumb { max-width: 120px; max-height: 40px; object-fit: contain; border-radius: 4px; background: #0b1220; }
.modal-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.65); display: flex; align-items: center; justify-content: center; z-index: 1000; padding: 20px; }
.modal-card { width: min(560px, 100%); background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 20px; max-height: 90vh; overflow-y: auto; }
.modal-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.modal-head h3 { font-size: 16px; color: var(--accent); }
.modal-close { width: 32px; height: 32px; padding: 0; font-size: 20px; line-height: 1; }
.modal-form { max-width: none; }
.upload-row { grid-column: span 2; display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.upload-row input[type=file] { flex: 1; min-width: 180px; font-size: 12px; color: var(--muted); }
.banner-preview-wrap { grid-column: span 2; padding: 10px; background: #0b1220; border: 1px solid var(--border); border-radius: 8px; text-align: center; }
.banner-preview { max-width: 100%; max-height: 120px; object-fit: contain; }
.upload-progress { grid-column: span 2; height: 6px; background: rgba(139,163,199,0.15); border-radius: 3px; overflow: hidden; }
.upload-progress-bar { height: 100%; width: 0; background: linear-gradient(90deg, var(--accent), var(--success)); transition: width 0.15s; }
.toggle-row { grid-column: span 2; display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--muted); }