:root {
  --ink: #1f2430;
  --muted: #5b6472;
  --line: #e3e7ee;
  --bg: #fbfbfd;
  --card: #ffffff;
  --accent: #2f6fed;
  --accent-soft: #eaf1ff;
  --good: #1a8754;
  --good-bg: #e9f7ef;
  --warn: #b8860b;
  --warn-bg: #fdf6e3;
  --bad: #c0392b;
  --bad-bg: #fdecea;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Segoe UI", "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.5;
}
.wrap { max-width: 1180px; margin: 0 auto; padding: 28px 20px 80px; }

header.top {
  display: flex; justify-content: space-between; align-items: center;
  padding: 20px 28px; border-radius: 14px; margin-bottom: 20px;
  background: linear-gradient(135deg, #1d2f6f 0%, #2f6fed 60%, #4f8cff 100%);
  color: #fff;
}
header.top h1 { margin: 0; font-size: 1.3rem; }
header.top .meta { font-size: 0.82rem; color: #e4ecff; }
header.top button {
  background: rgba(255,255,255,0.15); color: #fff; border: 1px solid rgba(255,255,255,0.4);
  border-radius: 8px; padding: 6px 14px; cursor: pointer; font-size: 0.85rem;
}
header.top button:hover { background: rgba(255,255,255,0.28); }

.toolbar {
  display: flex; gap: 12px; flex-wrap: wrap; align-items: center;
  background: var(--card); border: 1px solid var(--line); border-radius: 12px;
  padding: 14px 16px; margin-bottom: 16px;
}
.toolbar select, .toolbar input[type="search"] {
  padding: 8px 12px; border: 1px solid var(--line); border-radius: 8px; font-size: 0.9rem;
}

.tier-tag { display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: 0.76rem; font-weight: 700; }
.tier-tag-new { background: var(--good-bg); color: var(--good); }
.tier-tag-addmore { background: var(--accent-soft); color: var(--accent); }

.quiet-toggle {
  display: flex; align-items: center; gap: 6px; font-size: 0.84rem; color: var(--muted);
  cursor: pointer; white-space: nowrap;
}
.quiet-toggle input { accent-color: var(--accent); }
tbody tr.regime-quiet { background: #fdf9f2; }

.dropdown { position: relative; }
.dropdown-btn {
  padding: 8px 14px; border: 1px solid var(--line); border-radius: 8px; background: #fff;
  font-size: 0.9rem; cursor: pointer; min-width: 160px; text-align: left;
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
}
.dropdown-btn:hover { border-color: var(--accent); }
.dropdown-btn .chevron { color: var(--muted); font-size: 0.75rem; }
.dropdown-panel {
  position: absolute; top: calc(100% + 6px); left: 0; z-index: 20;
  background: var(--card); border: 1px solid var(--line); border-radius: 10px;
  box-shadow: 0 8px 24px rgba(20,30,60,0.12); padding: 8px; min-width: 260px;
  max-height: 320px; overflow-y: auto;
}
.dropdown-panel label {
  display: flex; align-items: center; gap: 8px; padding: 7px 8px; border-radius: 6px;
  font-size: 0.88rem; cursor: pointer;
}
.dropdown-panel label:hover { background: var(--accent-soft); }
.dropdown-panel input[type="checkbox"] { accent-color: var(--accent); }
.toolbar input[type="search"] { flex: 1; min-width: 180px; }
.toolbar .spacer { flex: 1; }
.btn {
  padding: 8px 16px; border-radius: 8px; border: 1px solid var(--accent);
  background: var(--accent); color: #fff; font-size: 0.88rem; cursor: pointer; text-decoration: none;
}
.btn:hover { opacity: 0.9; }
.btn-outline {
  padding: 6px 14px; border-radius: 7px; border: 1px solid var(--border);
  background: transparent; color: var(--muted); font-size: 0.85rem; cursor: pointer;
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }
.btn[disabled], .btn.disabled {
  background: var(--line); border-color: var(--line); color: var(--muted); cursor: not-allowed; pointer-events: none;
}

.table-scroll { overflow-x: auto; border-radius: 12px; }
table {
  width: 100%; min-width: 1100px; table-layout: fixed; border-collapse: collapse;
  background: var(--card); border-radius: 12px; overflow: hidden;
}
thead th {
  position: relative; text-align: left; font-size: 0.76rem; text-transform: uppercase;
  letter-spacing: 0.03em; color: var(--muted); padding: 10px 14px;
  border-bottom: 1px solid var(--line); cursor: pointer; white-space: normal;
  overflow-wrap: break-word; line-height: 1.3;
}
thead th:hover { color: var(--accent); }
thead th.num-col { text-align: center; }
tbody td {
  padding: 11px 14px; border-bottom: 1px solid var(--line); font-size: 0.9rem;
  overflow-wrap: anywhere; word-break: break-word;
}
tbody td.num-col { text-align: center; }
tbody tr:hover { background: var(--accent-soft); cursor: pointer; }
tbody tr:last-child td { border-bottom: none; }

.col-resizer {
  position: absolute; top: 0; right: 0; width: 6px; height: 100%; cursor: col-resize;
  user-select: none; touch-action: none;
}
.col-resizer:hover, .col-resizer.resizing { background: var(--accent-soft); }

.score { font-weight: 600; color: var(--accent); white-space: nowrap; }

.id-cell { position: relative; }
.tag-stack {
  position: absolute; top: 2px; right: 2px; display: flex; flex-direction: column;
  align-items: flex-end; gap: 2px; pointer-events: none;
}
.corner-tag {
  padding: 1px 6px; border-radius: 4px;
  font-size: 0.64rem; font-weight: 700; line-height: 1.4; white-space: nowrap;
}
.level { display: inline-block; padding: 2px 10px; border-radius: 999px; font-size: 0.78rem; font-weight: 600; }
.level-cao { background: var(--good-bg); color: var(--good); }
.level-trung { background: var(--warn-bg); color: var(--warn); }
.level-thap { background: var(--bad-bg); color: var(--bad); }

.empty, .loading { text-align: center; padding: 40px; color: var(--muted); }

/* Login */
.login-box {
  max-width: 360px; margin: 90px auto; background: var(--card); border: 1px solid var(--line);
  border-radius: 14px; padding: 32px;
}
.login-box h1 { font-size: 1.2rem; margin: 0 0 4px; }
.login-box p.sub { color: var(--muted); font-size: 0.85rem; margin: 0 0 20px; }
.login-box label { display: block; font-size: 0.82rem; color: var(--muted); margin: 12px 0 4px; }
.login-box input {
  width: 100%; padding: 10px 12px; border: 1px solid var(--line); border-radius: 8px; font-size: 0.95rem;
}
.login-box button {
  width: 100%; margin-top: 20px; padding: 11px; border: none; border-radius: 8px;
  background: var(--accent); color: #fff; font-size: 0.95rem; cursor: pointer;
}
.login-box .error { color: var(--bad); font-size: 0.85rem; margin-top: 12px; min-height: 1em; }

/* Product detail */
.back-link { display: inline-block; margin-bottom: 14px; color: var(--accent); text-decoration: none; font-size: 0.9rem; }
.product-card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 24px; }
.product-card h2 { margin: 0 0 4px; }
.product-card .sub { color: var(--muted); font-size: 0.88rem; margin-bottom: 20px; }
.chart-wrap { margin-top: 8px; }
.chart-legend { display: flex; gap: 16px; font-size: 0.82rem; color: var(--muted); margin-top: 8px; }
.chart-legend span.dot { display: inline-block; width: 9px; height: 9px; border-radius: 50%; margin-right: 5px; }

.cumulative-note {
  margin-top: 10px; padding: 12px 14px; border-radius: 8px; background: var(--bg);
  border: 1px solid var(--line); font-size: 0.85rem; color: var(--ink); display: grid; gap: 4px;
}

.product-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; }
.product-head h2 { margin: 0 0 4px; }

.case-toggle-label { margin-top: 22px; font-size: 0.85rem; color: var(--muted); }
.case-toggle { display: flex; gap: 10px; margin-top: 8px; }
.case-btn {
  flex: 1; padding: 10px 14px; border: 1px solid var(--line); border-radius: 8px;
  background: #fff; font-size: 0.88rem; cursor: pointer; color: var(--ink);
}
.case-btn.active { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 600; }

.gmv-section-label { margin-top: 22px; font-size: 0.88rem; color: var(--muted); }
.gmv-boxes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 10px; }
.gmv-box { background: var(--bg); border: 1px solid var(--line); border-radius: 10px; padding: 14px; text-align: center; }
.gmv-box-label { font-size: 0.78rem; color: var(--muted); margin-bottom: 6px; }
.gmv-box-value { font-size: 1.05rem; font-weight: 700; color: var(--ink); }

.warning-box {
  margin-top: 14px; padding: 12px 14px; border-radius: 8px; background: var(--warn-bg);
  color: #8a6500; font-size: 0.85rem; border: 1px solid #f0dca0;
}

.why-box { margin-top: 24px; border-top: 1px solid var(--line); padding-top: 14px; }
.why-box summary { cursor: pointer; font-weight: 600; font-size: 0.92rem; margin-bottom: 10px; }

.perf-row { margin: 14px 0; }
.perf-row-top { display: flex; justify-content: space-between; font-size: 0.86rem; margin-bottom: 6px; }
.perf-track { height: 8px; background: var(--line); border-radius: 999px; overflow: hidden; }
.perf-fill { height: 100%; border-radius: 999px; }
.perf-tag { font-size: 0.76rem; font-weight: 700; padding: 1px 9px; border-radius: 999px; }
.perf-1 { background: var(--bad-bg); color: var(--bad); }
.perf-2 { background: var(--warn-bg); color: var(--warn); }
.perf-3 { background: var(--accent-soft); color: var(--accent); }
.perf-4 { background: var(--good-bg); color: var(--good); }
.perf-5 { background: #e6f4ff; color: #0b5fa8; }
.perf-fill.perf-1 { background: var(--bad); }
.perf-fill.perf-2 { background: var(--warn); }
.perf-fill.perf-3 { background: var(--accent); }
.perf-fill.perf-4 { background: var(--good); }
.perf-fill.perf-5 { background: #0b5fa8; }

.koc-table-wrap { overflow-x: auto; }
.koc-table { width: 100%; border-collapse: collapse; margin-top: 10px; font-size: 0.85rem; }
.koc-table th, .koc-table td { padding: 8px 10px; border-bottom: 1px solid var(--line); text-align: left; }
.koc-table th { color: var(--muted); font-size: 0.74rem; text-transform: uppercase; letter-spacing: 0.03em; }
.video-link-cell { white-space: nowrap; }
.video-link-cell a {
  display: inline-block; margin-right: 6px; padding: 2px 9px; border-radius: 6px;
  font-size: 0.78rem; font-weight: 600; text-decoration: none; color: var(--accent);
  background: var(--accent-soft);
}
.video-link-cell a:hover { background: var(--accent); color: #fff; }

/* KOC Pro button — retained for koc.html */
.btn-koc-pro {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 16px; border-radius: 8px;
  background: linear-gradient(135deg, #2f6fed, #7c5cf7);
  color: #fff; font-size: 0.85rem; font-weight: 600;
  text-decoration: none; white-space: nowrap;
  box-shadow: 0 2px 8px rgba(47,111,237,.4);
  transition: opacity .15s, box-shadow .15s;
}
.btn-koc-pro:hover { opacity: .88; box-shadow: 0 4px 14px rgba(47,111,237,.5); }

/* ── Tab strip ── */
.tab-strip {
  display: flex; align-items: center; gap: 2px;
  border-bottom: 2px solid var(--line); margin-bottom: 16px;
}
.tab-btn {
  padding: 10px 18px; border: none; background: none;
  font-size: 0.88rem; color: var(--muted); cursor: pointer;
  border-bottom: 2px solid transparent; margin-bottom: -2px;
  border-radius: 6px 6px 0 0; white-space: nowrap;
  transition: color .12s;
}
.tab-btn:hover:not(:disabled) { color: var(--ink); }
.tab-btn.active { color: var(--accent); border-bottom-color: var(--accent); font-weight: 600; }
.tab-btn:disabled { cursor: default; opacity: .5; }
.tab-soon {
  font-size: .7rem; background: var(--line); color: var(--muted);
  padding: 1px 6px; border-radius: 4px; margin-left: 4px;
}
.tab-sep { flex: 1; }
.tab-creator-btn {
  color: var(--accent); font-weight: 500;
  background: linear-gradient(135deg, rgba(47,111,237,.06), rgba(124,92,247,.06));
}
.tab-creator-btn.active {
  background: linear-gradient(135deg, rgba(47,111,237,.1), rgba(124,92,247,.1));
}
.tab-meta-row {
  font-size: 0.82rem; color: var(--muted); margin-bottom: 12px;
}

/* ── Coming soon placeholder ── */
.coming-soon-box {
  text-align: center; padding: 80px 20px; color: var(--muted);
}
.coming-soon-box .cs-icon { font-size: 2.5rem; margin-bottom: 16px; }
.coming-soon-box h3 { font-size: 1.1rem; color: var(--ink); margin: 0 0 8px; }
.coming-soon-box p { margin: 0; font-size: 0.9rem; }

/* ── Creator search ── */
.ci-search-wrap {
  position: relative; max-width: 560px; margin: 0 auto 16px;
}
.ci-search-wrap input {
  width: 100%; padding: 11px 16px; font-size: 1rem;
  border: 1px solid var(--line); border-radius: 8px;
  background: var(--card); color: var(--ink);
  outline: none; box-sizing: border-box;
}
.ci-search-wrap input:focus { border-color: var(--accent); }
.ci-drop {
  position: absolute; top: calc(100% + 4px); left: 0; right: 0; z-index: 100;
  background: var(--card); border: 1px solid var(--line); border-radius: 8px;
  max-height: 260px; overflow-y: auto; display: none;
  box-shadow: 0 8px 24px rgba(20,30,60,.12);
}
.ci-drop.ci-drop-open { display: block; }
.ci-drop-item {
  padding: 9px 16px; cursor: pointer; font-size: 0.88rem;
  border-bottom: 1px solid var(--line);
}
.ci-drop-item:last-child { border-bottom: none; }
.ci-drop-item:hover { background: var(--accent-soft); }
.ci-drop-handle { color: var(--muted); font-size: 0.8rem; }
.ci-drop-empty { padding: 12px 16px; color: var(--muted); font-size: 0.85rem; }

/* ── State hint ── */
.state-hint {
  text-align: center; color: var(--muted);
  padding: 36px 0; font-size: 0.9rem;
}
.state-hint kbd {
  background: var(--bg); border: 1px solid var(--line); border-radius: 4px;
  padding: 1px 6px; font-size: 0.82rem; font-family: monospace;
}

/* ── Creator head ── */
.creator-head {
  display: flex; align-items: center; gap: 14px; margin-bottom: 24px;
  padding: 16px 20px; background: var(--card); border: 1px solid var(--line);
  border-radius: 12px;
}
.creator-avatar {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--accent); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 1.15rem; flex-shrink: 0;
}
.creator-info h2 { margin: 0; font-size: 1.05rem; }
.creator-info { min-width: 0; flex: 1; }
.creator-sub { color: var(--muted); font-size: .82rem; margin-top: 2px; }
.btn-change-creator {
  margin-left: auto; flex-shrink: 0;
  padding: 6px 12px; background: none;
  border: 1px solid var(--line); border-radius: 6px;
  font-size: 0.82rem; color: var(--muted); cursor: pointer;
  white-space: nowrap;
}
.btn-change-creator:hover { border-color: var(--accent); color: var(--accent); }
.handle-tabs { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 8px; }
.handle-tab {
  background: var(--bg); border: 1px solid var(--line); border-radius: 5px;
  padding: 3px 10px; font-size: 0.78rem; color: var(--muted); cursor: pointer;
  white-space: nowrap;
}
.handle-tab.active {
  background: var(--accent); color: #fff; border-color: var(--accent);
}

/* ── Donut charts ── */
.charts-row {
  display: flex; gap: 20px; flex-wrap: wrap; margin-bottom: 32px; align-items: flex-start;
}
.chart-box {
  flex: 1; min-width: 260px; background: var(--card);
  border: 1px solid var(--line); border-radius: 10px; padding: 18px 20px;
}
.chart-label {
  font-size: .82rem; color: var(--muted); margin: 0 0 14px;
  font-weight: 500; text-transform: uppercase; letter-spacing: .04em;
}
.donut-wrap { display: flex; gap: 16px; align-items: center; }
.donut-legend { flex: 1; min-width: 0; }
.legend-item {
  display: flex; align-items: center; gap: 7px;
  font-size: 0.79rem; color: var(--ink); margin-bottom: 5px;
}
.legend-dot { width: 9px; height: 9px; border-radius: 50%; flex-shrink: 0; }
.legend-pct {
  color: var(--muted); min-width: 32px;
  font-variant-numeric: tabular-nums; font-weight: 600; flex-shrink: 0;
}

/* ── Section header ── */
.section-head {
  display: flex; align-items: baseline; gap: 10px; margin: 0 0 10px;
}
.section-title { font-size: .95rem; font-weight: 600; }
.section-sub { font-size: .8rem; color: var(--muted); }

/* ── rec-table (creator tables) ── */
.rec-table {
  width: 100%; border-collapse: collapse; background: var(--card);
  border-radius: 12px; overflow: hidden;
}
.rec-table thead th {
  font-size: 0.74rem !important; text-transform: uppercase;
  letter-spacing: .03em; padding: 8px 10px !important;
  cursor: default !important; white-space: normal !important;
  overflow-wrap: break-word; line-height: 1.3;
  border-bottom: 1px solid var(--line); color: var(--muted);
  background: var(--bg); text-align: left; font-weight: 500;
}
.rec-table thead th.num { text-align: right; }
.rec-table tbody td {
  padding: 8px 10px !important; font-size: 0.82rem !important;
  border-bottom: 1px solid var(--line); overflow: hidden;
}
.rec-table tbody td.num { text-align: right; }
.rec-table tbody tr:last-child td { border-bottom: none; }
.rec-table tbody tr:hover td { background: var(--accent-soft); }
.rec-row { cursor: pointer; }
.ci-sp-name { font-size: .84rem; line-height: 1.4; }
.ci-id-link {
  color: var(--muted); font-size: 0.74rem;
  text-decoration: none; font-variant-numeric: tabular-nums;
  display: block;
}
.ci-id-link:hover { color: var(--accent); text-decoration: underline; }
.col-dim { color: var(--muted); }
.cell-muted { color: var(--muted); font-size: .74rem; }
.tag-strong {
  background: rgba(26,135,84,.12); color: var(--good);
  border-radius: 4px; padding: 2px 7px; font-size: 0.74rem;
  display: inline-block; white-space: normal; overflow-wrap: break-word;
}
.tag-weak {
  background: rgba(184,134,11,.1); color: var(--warn);
  border-radius: 4px; padding: 2px 7px; font-size: 0.74rem;
  display: inline-block; white-space: normal; overflow-wrap: break-word;
}

/* ── Pagination ── */
.pagination {
  display: flex; align-items: center; gap: 8px; margin-top: 10px;
}
.page-btn {
  background: var(--card); border: 1px solid var(--line); border-radius: 5px;
  padding: 4px 10px; font-size: 0.81rem; color: var(--ink); cursor: pointer;
  min-width: 32px; text-align: center;
}
.page-btn:hover:not(:disabled):not(.page-btn-cur) { border-color: var(--accent); color: var(--accent); }
.page-btn:disabled { opacity: .35; cursor: not-allowed; }
.page-btn-cur {
  background: var(--accent); border-color: var(--accent);
  color: #fff; font-weight: 600;
}
.page-btn-cur:hover { opacity: .88; }
.page-ellipsis { padding: 0 4px; color: var(--muted); font-size: .82rem; align-self: center; }
.page-total { font-size: .78rem; color: var(--muted); margin-left: 6px; align-self: center; }
.ci-state-msg { font-style: italic; }