:root {
  --bg: #f4f6fb;
  --surface: #ffffff;
  --surface-soft: #f7f9fc;
  --surface-strong: #f1f5f9;
  --border: #e2e8f0;
  --text: #0f172a;
  --muted: #64748b;
  --primary: #2563eb;
  --primary-dark: #1e40af;
  --primary-soft: rgba(37, 99, 235, 0.12);
  --success-bg: #e3f4ed;
  --success-text: #156845;
  --warn-bg: #fff5db;
  --warn-text: #9b6700;
  --danger-bg: #ffefec;
  --danger-text: #a3382a;
  --shadow: 0 18px 50px rgba(15, 23, 42, 0.10);
  --radius: 18px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top right, rgba(37, 99, 235, 0.16), transparent 30%),
    radial-gradient(circle at bottom left, rgba(99, 102, 241, 0.10), transparent 36%),
    linear-gradient(180deg, #fbfcff 0%, var(--bg) 100%);
}

button,
input,
select,
textarea {
  font: inherit;
}

.hidden {
  display: none !important;
}

.login-screen {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.login-card {
  width: min(480px, 100%);
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid rgba(226, 232, 240, 0.92);
  border-radius: 28px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
  padding: 28px;
}

.brand-hero {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 10px;
}

.brand-logo {
  display: grid;
  place-items: center;
  width: 82px;
  height: 82px;
  border-radius: 28px;
  box-shadow: 0 26px 66px rgba(37, 99, 235, 0.22);
}

.brand-logo.small {
  width: 44px;
  height: 44px;
  border-radius: 16px;
  box-shadow: 0 14px 32px rgba(37, 99, 235, 0.16);
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 9px 16px;
  border-radius: 999px;
  background: rgba(37, 99, 235, 0.10);
  color: var(--primary-dark);
  font-size: 14px;
  font-weight: 800;
}

.login-card h1 {
  margin: 14px 0 10px;
  font-size: 32px;
  letter-spacing: 0.02em;
}

.login-card p {
  margin: 0 0 20px;
  line-height: 1.75;
  color: var(--muted);
}

.login-slogan {
  margin-top: 10px;
  font-size: 14px;
}

.login-hint {
  margin-top: 14px;
  color: var(--muted);
}

.app-shell {
  display: grid;
  grid-template-columns: 280px 1fr;
  min-height: 100vh;
}

.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  padding: 28px 18px;
  background:
    linear-gradient(180deg, rgba(30, 64, 175, 0.96), rgba(15, 23, 42, 0.98)),
    #0f172a;
  color: #edf7f9;
}

.sidebar-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 28px;
}

.brand-title {
  font-size: 18px;
  font-weight: 700;
}

.brand-subtitle {
  margin-top: 2px;
  color: rgba(237, 247, 249, 0.72);
  font-size: 12px;
}

.nav-root {
  display: grid;
  gap: 18px;
}

.nav-section {
  display: grid;
  gap: 6px;
}

.nav-section-title {
  padding: 4px 12px 8px;
  color: rgba(237, 247, 249, 0.58);
  font-size: 12px;
  letter-spacing: 0.08em;
}

.nav-item {
  border: 0;
  background: transparent;
  color: rgba(237, 247, 249, 0.95);
  text-align: left;
  padding: 13px 16px;
  border-radius: 16px;
  cursor: pointer;
  transition: background 0.18s ease, transform 0.18s ease;
}

.nav-item:hover,
.nav-item.active {
  background: rgba(255, 255, 255, 0.11);
  transform: translateX(2px);
}

.shell-main {
  min-width: 0;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 26px 34px 16px;
}

.eyebrow {
  font-size: 13px;
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.topbar h2 {
  margin: 8px 0 0;
  font-size: 32px;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.merchant-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(226, 232, 240, 0.92);
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: #1f8f5f;
}

.page-area {
  padding: 0 28px 28px;
}

.view {
  display: none;
}

.view.active {
  display: block;
}

.metric-grid,
.trend-grid,
.split-panels {
  display: grid;
  gap: 16px;
}

.dashboard-overview {
  margin-bottom: 16px;
}

.metric-grid {
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  margin-bottom: 18px;
}

.trend-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.split-panels {
  grid-template-columns: 1fr 1fr;
}

.panel,
.metric-card {
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(214, 225, 231, 0.92);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.panel {
  padding: 20px;
  margin-bottom: 18px;
}

.metric-card {
  padding: 20px;
}

.overview-banner {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(320px, 1fr);
  gap: 16px;
  padding: 22px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.98), rgba(236, 247, 250, 0.96));
  border: 1px solid rgba(214, 225, 231, 0.92);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.overview-main {
  min-width: 0;
}

.overview-title {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

.overview-title h3 {
  margin: 0;
  font-size: 24px;
}

.overview-note {
  color: var(--muted);
  line-height: 1.7;
  margin: 0;
}

.overview-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.overview-chip,
.summary-chip,
.selected-mark {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 999px;
  background: #eef6f9;
  border: 1px solid #dae7ed;
  color: var(--primary-dark);
  font-size: 13px;
  font-weight: 600;
}

.overview-side {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.overview-side .metric-card {
  min-height: 96px;
}

.metric-label {
  color: var(--muted);
  font-size: 13px;
}

.metric-value {
  margin-top: 10px;
  font-size: 28px;
  font-weight: 700;
}

.metric-note {
  margin-top: 8px;
  color: var(--muted);
  font-size: 13px;
}

.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-bottom: 18px;
}

.panel-head h3 {
  margin: 0;
  font-size: 20px;
}

.stacked-mobile {
  align-items: flex-start;
}

.subtle-note {
  margin-top: 6px;
  color: var(--muted);
  font-size: 13px;
}

.compact-bottom {
  margin-bottom: 16px;
}

.summary-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.summary-chip {
  background: #f8fbfc;
  color: var(--text);
}

.summary-label {
  color: var(--muted);
  font-weight: 500;
}

.summary-value {
  color: var(--text);
  font-weight: 700;
}

.head-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.stack-form,
.grid-form {
  display: grid;
  gap: 14px;
}

.grid-form {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-form .full {
  grid-column: 1 / -1;
}

.form-actions {
  display: flex;
  justify-content: flex-end;
}

label {
  display: grid;
  gap: 8px;
}

label span {
  color: var(--muted);
  font-size: 13px;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 12px 14px;
  background: var(--surface-soft);
  color: var(--text);
  outline: none;
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

input:focus,
select:focus,
textarea:focus {
  border-color: rgba(15, 110, 140, 0.55);
  box-shadow: 0 0 0 4px rgba(15, 110, 140, 0.08);
}

textarea {
  resize: vertical;
}

.primary-btn,
.ghost-btn,
.danger-btn {
  border: 0;
  border-radius: 14px;
  padding: 11px 16px;
  cursor: pointer;
  transition: transform 0.15s ease, opacity 0.15s ease;
}

.primary-btn:hover,
.ghost-btn:hover,
.danger-btn:hover {
  transform: translateY(-1px);
}

.primary-btn {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
}

.ghost-btn {
  background: rgba(37, 99, 235, 0.10);
  color: var(--primary-dark);
}

.danger-btn {
  background: var(--danger-bg);
  color: var(--danger-text);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
}

.data-table th,
.data-table td {
  padding: 14px 10px;
  border-bottom: 1px solid #e5eef2;
  text-align: left;
  vertical-align: top;
  font-size: 14px;
}

.data-table th {
  color: var(--muted);
  font-weight: 600;
  background: #f8fafc;
}

.data-table tbody tr:hover {
  background: #f7fbfd;
}

.table-wrap {
  overflow-x: auto;
}

.admin-table-wrap .table-wrap {
  overflow-x: auto;
}

.admin-table-wrap .data-table th,
.admin-table-wrap .data-table td {
  white-space: nowrap;
  padding: 12px 10px;
}

.admin-table-wrap .data-table th {
  font-size: 13px;
}

.channel-name-cell {
  display: grid;
  gap: 6px;
}

.channel-name-actions,
.inline-actions {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex-wrap: nowrap;
}

.channel-name-text {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.mini-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
  color: #2b6ed8;
  background: #edf5ff;
  border: 1px solid rgba(43, 110, 216, 0.35);
  user-select: none;
}

.mini-link {
  display: inline-flex;
  align-items: center;
  font-size: 12px;
  font-weight: 600;
  color: #2b6ed8;
  padding: 0 2px;
  user-select: none;
}

.mini-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 4px 8px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 700;
  color: rgba(20, 49, 68, 0.62);
  background: #f2f5f7;
  border: 1px solid rgba(214, 225, 231, 0.9);
}

.num-cell {
  font-variant-numeric: tabular-nums;
}

.status-toggle {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.status-tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 800;
}

.status-tag.enabled {
  background: var(--success-bg);
  color: var(--success-text);
}

.toggle-ui {
  width: 38px;
  height: 20px;
  border-radius: 999px;
  border: 1px solid rgba(214, 225, 231, 0.9);
  background: #eaf0f3;
  position: relative;
}

.toggle-ui::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 16px;
  height: 16px;
  border-radius: 999px;
  background: white;
  box-shadow: 0 8px 18px rgba(20, 49, 68, 0.12);
  transition: transform 0.16s ease;
}

.toggle-ui.on {
  background: rgba(31, 143, 95, 0.18);
  border-color: rgba(31, 143, 95, 0.35);
}

.toggle-ui.on::after {
  transform: translateX(18px);
}

.table-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.status-pill,
.switch-pill {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
}

.status-pending {
  background: var(--warn-bg);
  color: var(--warn-text);
}

.status-processing {
  background: var(--primary-soft);
  color: var(--primary-dark);
}

.status-success {
  background: var(--success-bg);
  color: var(--success-text);
}

.status-danger {
  background: var(--danger-bg);
  color: var(--danger-text);
}

.switch-bar {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  border-radius: 16px;
  background: var(--surface-strong);
  border: 1px solid var(--border);
}

.switch-pill {
  background: var(--warn-bg);
  color: var(--warn-text);
}

.switch-pill.active {
  background: var(--success-bg);
  color: var(--success-text);
}

.channel-list {
  display: grid;
  gap: 14px;
}

.channel-card {
  padding: 18px;
  border-radius: 20px;
  border: 1px solid #e1ebf0;
  background: linear-gradient(180deg, #ffffff 0%, #f7fbfc 100%);
}

.channel-card-head {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: flex-start;
}

.channel-card-title {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  min-width: 0;
}

.channel-card-title h4 {
  margin: 0;
  font-size: 18px;
}

.channel-card-subtitle {
  margin-top: 5px;
  color: var(--muted);
  font-size: 13px;
}

.channel-avatar {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, #dff1f6, #b9dbe6);
  color: var(--primary-dark);
  font-weight: 700;
  flex: 0 0 auto;
}

.channel-card-side {
  display: grid;
  justify-items: end;
  gap: 10px;
}

.channel-rate {
  font-size: 22px;
  font-weight: 700;
  color: var(--primary-dark);
}

.channel-meta-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
  margin-top: 16px;
}

.meta-card {
  padding: 12px 14px;
  border-radius: 14px;
  background: #f3f8fa;
  border: 1px solid #e1ebf0;
}

.meta-label {
  color: var(--muted);
  font-size: 12px;
}

.meta-value {
  margin-top: 7px;
  color: var(--text);
  font-weight: 700;
  word-break: break-word;
}

.channel-card-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 16px;
}

.qrcode-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
}

.compact-top {
  margin-top: 18px;
}

.qrcode-card {
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid #e4edf1;
  background: #f8fbfc;
}

.qrcode-preview {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  background: #fff;
  border-bottom: 1px solid #e4edf1;
}

.qrcode-body {
  padding: 14px;
}

.record-title {
  font-weight: 700;
}

.selected-mark {
  margin-top: 8px;
  background: var(--primary-soft);
  color: var(--primary-dark);
}

.record-meta,
.info-stack {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 14px;
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.detail-item {
  padding: 12px 14px;
  border-radius: 14px;
  background: #f8fbfc;
  border: 1px solid #e4edf1;
}

.detail-item span {
  display: block;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 12px;
}

.detail-block + .detail-block {
  margin-top: 18px;
}

.detail-block h4 {
  margin: 0 0 12px;
  font-size: 16px;
}

.detail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.detail-metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 18px;
}

.detail-item strong {
  display: block;
  font-size: 18px;
  color: var(--text);
}

.trend-chart {
  display: grid;
  grid-template-rows: auto 1fr;
  gap: 14px;
}

.trend-summary {
  color: var(--muted);
  font-size: 13px;
}

.trend-bars {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 10px;
  align-items: end;
  min-height: 220px;
}

.trend-column {
  display: grid;
  justify-items: center;
  gap: 8px;
}

.trend-value {
  color: var(--muted);
  font-size: 12px;
}

.trend-bar {
  width: 100%;
  max-width: 44px;
  min-height: 18px;
  border-radius: 14px 14px 8px 8px;
  background: linear-gradient(180deg, #4db7d3, #0f6e8c);
}

.trend-bar.payout {
  background: linear-gradient(180deg, #86d9bf, #26825f);
}

.trend-bar.netout {
  background: linear-gradient(180deg, #f6b37b, #cb6b2d);
}

.trend-label {
  color: var(--muted);
  font-size: 12px;
}

.detail-dialog {
  width: min(620px, calc(100vw - 24px));
  border: 0;
  border-radius: 22px;
  padding: 0;
  box-shadow: 0 28px 80px rgba(20, 48, 66, 0.22);
}

.detail-dialog::backdrop {
  background: rgba(16, 30, 43, 0.45);
}

.dialog-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 22px;
  border-bottom: 1px solid #e5eef2;
}

.dialog-head h3 {
  margin: 0;
}

#confirm-form {
  padding: 22px;
}

.image-preview-inline {
  width: 100%;
  max-width: 280px;
  border-radius: 18px;
  border: 1px solid #e4edf1;
  background: #fff;
}

.empty-state {
  padding: 24px;
  border-radius: 16px;
  text-align: center;
  color: var(--muted);
  background: #f8fbfc;
  border: 1px dashed #d8e4ea;
}

.toast {
  position: fixed;
  right: 20px;
  bottom: 20px;
  min-width: 240px;
  max-width: 360px;
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(17, 41, 54, 0.96);
  color: white;
  box-shadow: 0 18px 50px rgba(17, 41, 54, 0.22);
  z-index: 30;
}

.slim-form {
  max-width: 420px;
}

@media (max-width: 1200px) {
  .overview-banner,
  .channel-meta-grid,
  .detail-metrics,
  .trend-grid,
  .split-panels {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 1080px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: relative;
    height: auto;
  }

  .detail-grid,
  .grid-form {
    grid-template-columns: 1fr;
  }

  .overview-side {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 780px) {
  .topbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .page-area {
    padding: 0 16px 18px;
  }

  .panel,
  .metric-card {
    padding: 16px;
  }

  .head-actions {
    width: 100%;
  }

  .stacked-mobile {
    flex-direction: column;
  }

  .channel-card-head {
    flex-direction: column;
  }

  .channel-card-side {
    justify-items: start;
  }
}