:root {
  --bg: #1C1C1E;
  --surface: #2C2C2E;
  --surface2: #3A3A3C;
  --border: #3A3A3C;
  --text: #FFFFFF;
  --muted: #8E8E93;
  --primary: #6C63FF;
  --yellow: #FFD60A;
  --teal: #5DCAA5;
  --red: #FF3B30;
  --amber: #FF9F0A;
  --green: #34C759;
  --nav-h: 56px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 14px;
  line-height: 1.5;
  min-height: 100vh;
}

/* ── Nav ── */
#nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 24px;
  gap: 20px;
  z-index: 100;
}

.nav-brand {
  font-weight: 900;
  font-size: 15px;
  color: var(--yellow);
  white-space: nowrap;
}

.nav-links { display: flex; gap: 2px; flex: 1; }

.nav-link {
  color: var(--muted);
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 8px;
  transition: all 0.15s;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.nav-link:hover { color: var(--text); background: var(--surface2); }
.nav-link.active { color: var(--primary); background: rgba(108,99,255,0.12); }

/* ── Content ── */
#content {
  margin-top: var(--nav-h);
  padding: 28px 24px;
  max-width: 1100px;
  margin-left: auto;
  margin-right: auto;
}

.page-title {
  font-size: 22px;
  font-weight: 800;
  margin-bottom: 6px;
}

.page-subtitle {
  color: var(--muted);
  font-size: 13px;
  margin-bottom: 24px;
}

.section-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.2px;
  color: var(--muted);
  text-transform: uppercase;
  margin-bottom: 12px;
  margin-top: 28px;
}

/* ── Login ── */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.login-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 32px;
  width: 100%;
  max-width: 380px;
}

.login-logo { text-align: center; margin-bottom: 28px; }
.login-logo .logo-text { font-size: 26px; font-weight: 900; color: var(--yellow); }
.login-logo .logo-sub { font-size: 12px; color: var(--muted); margin-top: 4px; }

/* ── Stat grid ── */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 14px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 16px;
}

.stat-icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
  margin-bottom: 12px;
}

.stat-value { font-size: 30px; font-weight: 800; line-height: 1; margin-bottom: 4px; }
.stat-label { color: var(--muted); font-size: 12px; font-weight: 500; }

/* ── Table wrap ── */
.table-wrap {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  margin-bottom: 24px;
}

.table-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  gap: 12px;
}

.table-title { font-size: 14px; font-weight: 700; }

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

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

th {
  text-align: left;
  padding: 10px 16px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.8px;
  color: var(--muted);
  border-bottom: 1px solid var(--border);
  text-transform: uppercase;
  white-space: nowrap;
}

td {
  padding: 12px 16px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  vertical-align: middle;
}

tr:last-child td { border-bottom: none; }
tbody tr:hover td { background: rgba(255,255,255,0.02); }

/* ── Badges ── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 3px 8px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 700;
  border: 1px solid;
  white-space: nowrap;
}

.badge-teal   { color: var(--teal);    background: rgba(93,202,165,0.12);  border-color: rgba(93,202,165,0.35); }
.badge-amber  { color: var(--amber);   background: rgba(255,159,10,0.12);  border-color: rgba(255,159,10,0.35); }
.badge-red    { color: var(--red);     background: rgba(255,59,48,0.12);   border-color: rgba(255,59,48,0.35); }
.badge-muted  { color: var(--muted);   background: rgba(142,142,147,0.1);  border-color: rgba(142,142,147,0.2); }
.badge-primary{ color: var(--primary); background: rgba(108,99,255,0.12);  border-color: rgba(108,99,255,0.35); }
.badge-yellow { color: var(--yellow);  background: rgba(255,214,10,0.12);  border-color: rgba(255,214,10,0.35); }
.badge-green  { color: var(--green);   background: rgba(52,199,89,0.12);   border-color: rgba(52,199,89,0.35); }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 10px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.15s;
  text-decoration: none;
  white-space: nowrap;
  font-family: inherit;
}

.btn:disabled { opacity: 0.4; cursor: not-allowed; }

.btn-primary  { background: var(--primary); color: #fff; }
.btn-primary:hover:not(:disabled) { background: #7b74ff; }

.btn-teal     { background: var(--teal); color: #1C1C1E; }
.btn-teal:hover:not(:disabled) { background: #6dd4b0; }

.btn-red      { background: transparent; border: 1px solid var(--red); color: var(--red); }
.btn-red:hover:not(:disabled) { background: rgba(255,59,48,0.08); }

.btn-amber    { background: transparent; border: 1px solid var(--amber); color: var(--amber); }
.btn-amber:hover:not(:disabled) { background: rgba(255,159,10,0.08); }

.btn-ghost    { background: transparent; border: 1px solid var(--border); color: var(--muted); }
.btn-ghost:hover:not(:disabled) { border-color: var(--muted); color: var(--text); }

.btn-yellow   { background: var(--yellow); color: #1C1C1E; }
.btn-yellow:hover:not(:disabled) { background: #ffdf33; }

.btn-sm  { padding: 5px 10px; font-size: 12px; }
.btn-xs  { padding: 3px 8px; font-size: 11px; border-radius: 7px; }
.btn-full { width: 100%; }

.btn-row { display: flex; gap: 6px; flex-wrap: wrap; }

/* ── Forms ── */
.form-group { margin-bottom: 16px; }

label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
textarea,
select {
  width: 100%;
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 10px 14px;
  border-radius: 10px;
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: border-color 0.15s;
  -webkit-appearance: none;
}

input:focus, textarea:focus, select:focus { border-color: var(--primary); }
textarea { resize: vertical; min-height: 80px; }

select option { background: var(--surface2); }

.search-wrap { position: relative; margin-bottom: 16px; }
.search-wrap input { padding-left: 36px; }
.search-icon {
  position: absolute;
  left: 11px; top: 50%;
  transform: translateY(-50%);
  color: var(--muted);
  font-size: 16px;
  pointer-events: none;
}

/* ── Tabs ── */
.tabs {
  display: flex;
  background: var(--surface2);
  border-radius: 10px;
  padding: 3px;
  gap: 2px;
  margin-bottom: 18px;
  width: fit-content;
}

.tab {
  padding: 6px 18px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
  cursor: pointer;
  border: none;
  background: transparent;
  transition: all 0.15s;
  font-family: inherit;
}

.tab.active { background: var(--primary); color: #fff; }

/* ── Card ── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 16px;
  margin-bottom: 12px;
}

.card-header {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 12px;
}

/* ── Alert ── */
.alert {
  border-radius: 12px;
  padding: 12px 16px;
  margin-bottom: 16px;
  font-size: 13px;
  font-weight: 500;
  border: 1px solid;
}

.alert-amber { background: rgba(255,159,10,0.1); border-color: rgba(255,159,10,0.35); color: var(--amber); }
.alert-red   { background: rgba(255,59,48,0.1);  border-color: rgba(255,59,48,0.35);  color: var(--red); }
.alert-teal  { background: rgba(93,202,165,0.1); border-color: rgba(93,202,165,0.35); color: var(--teal); }

/* ── Modal ── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.65);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
  padding: 24px;
}

.modal-overlay.open { opacity: 1; pointer-events: all; }

.modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 24px;
  width: 100%;
  max-width: 440px;
}

.modal-title { font-size: 17px; font-weight: 800; margin-bottom: 6px; }
.modal-sub { color: var(--muted); font-size: 13px; margin-bottom: 18px; }

.modal-actions {
  display: flex;
  gap: 10px;
  margin-top: 20px;
  justify-content: flex-end;
}

/* ── Toast ── */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(16px);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 10px 20px;
  font-size: 13px;
  font-weight: 600;
  z-index: 9999;
  opacity: 0;
  transition: all 0.25s;
  pointer-events: none;
  white-space: nowrap;
  box-shadow: 0 4px 20px rgba(0,0,0,0.4);
}

.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast-success { border-color: rgba(93,202,165,0.5); color: var(--teal); }
.toast-error   { border-color: rgba(255,59,48,0.5);  color: var(--red); }

/* ── Loading / Empty ── */
.loading { text-align: center; padding: 52px 0; color: var(--muted); }

.spinner {
  width: 32px; height: 32px;
  border: 3px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 0 auto 12px;
}

@keyframes spin { to { transform: rotate(360deg); } }

.empty-state { text-align: center; padding: 52px 24px; color: var(--muted); }
.empty-state h3 { font-size: 15px; font-weight: 700; margin-bottom: 6px; color: var(--text); }

/* ── Avatar ── */
.avatar {
  width: 36px; height: 36px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
}

/* ── User info cell ── */
.user-cell { display: flex; align-items: center; gap: 10px; }
.user-name { font-weight: 600; font-size: 13px; }
.user-sub  { color: var(--muted); font-size: 12px; }

/* ── Chart ── */
.chart-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 18px;
  margin-bottom: 24px;
}

.chart-controls {
  display: flex;
  gap: 10px;
  margin-bottom: 14px;
  flex-wrap: wrap;
  align-items: center;
}

.chart-summary { margin-bottom: 12px; }
.chart-total { font-size: 28px; font-weight: 800; line-height: 1; }
.chart-total-label { color: var(--muted); font-size: 12px; margin-top: 2px; }

/* ── Notif preview ── */
.notif-preview {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px;
  margin: 16px 0;
}

.notif-preview-title { font-size: 13px; font-weight: 700; margin-bottom: 3px; }
.notif-preview-body  { font-size: 12px; color: var(--muted); }

/* ── Pagination ── */
.pagination-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.pagination-info {
  color: var(--muted);
  font-size: 12px;
  white-space: nowrap;
}

.pagination {
  display: flex;
  gap: 3px;
  align-items: center;
}

.page-btn {
  min-width: 32px;
  height: 32px;
  padding: 0 6px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: inherit;
  transition: all 0.15s;
}

.page-btn:hover:not(:disabled) { border-color: var(--primary); color: var(--primary); }
.page-btn.active { background: var(--primary); border-color: var(--primary); color: #fff; }
.page-btn:disabled { opacity: 0.3; cursor: not-allowed; }

.page-size-select {
  width: auto !important;
  padding: 5px 10px !important;
  font-size: 12px !important;
  cursor: pointer;
}

/* ── Chase card grid ── */
.chase-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.chase-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.chase-photo {
  position: relative;
  width: 100%;
  height: 160px;
  background: var(--surface2);
  flex-shrink: 0;
}

.chase-badges {
  position: absolute;
  top: 8px;
  left: 8px;
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}

.chase-body {
  padding: 12px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.chase-title {
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.chase-category {
  font-size: 11px;
  color: var(--muted);
  margin-bottom: 8px;
}

.chase-meta-row {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 6px;
  flex-wrap: wrap;
}

.chase-event {
  font-size: 11px;
  color: var(--muted);
  margin-bottom: 8px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.chase-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 10px;
  border-top: 1px solid var(--border);
}

/* ── Notify grid ── */
.notify-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

/* ── Responsive ── */
@media (max-width: 640px) {
  .notify-grid { grid-template-columns: 1fr; }
  #nav { padding: 0 14px; gap: 12px; }
  .nav-links { overflow-x: auto; }
  .nav-link { padding: 5px 8px; font-size: 12px; }
  #content { padding: 16px 14px; }
  .stat-grid { grid-template-columns: 1fr 1fr; }
  .modal { padding: 18px; }
}