/* ─────────── Buttons ─────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: -0.005em;
  cursor: pointer;
  transition: all var(--transition);
  border: 1px solid transparent;
  white-space: nowrap;
  user-select: none;
}

.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-primary {
  background: linear-gradient(180deg, var(--gold-200) 0%, var(--gold-400) 100%);
  color: #0A0A0A;
  border-color: var(--gold-400);
  box-shadow: 0 4px 20px -6px rgba(212, 168, 83, 0.35), inset 0 1px 0 rgba(255,255,255,0.2);
}

.btn-primary:hover {
  background: linear-gradient(180deg, var(--gold-100) 0%, var(--gold-300) 100%);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px -6px rgba(212, 168, 83, 0.45), inset 0 1px 0 rgba(255,255,255,0.25);
}

.btn-primary:active { transform: translateY(0); }

.btn-secondary {
  background: var(--bg-3);
  border-color: var(--border);
  color: var(--text-1);
}

.btn-secondary:hover {
  background: var(--bg-4);
  border-color: var(--gold-border);
  color: var(--gold-200);
}

.btn-ghost {
  background: transparent;
  color: var(--text-2);
  border-color: transparent;
}

.btn-ghost:hover {
  background: var(--bg-2);
  color: var(--text-1);
}

.btn-danger {
  background: var(--danger-bg);
  color: var(--danger);
  border-color: rgba(239, 68, 68, 0.25);
}

.btn-danger:hover {
  background: var(--danger);
  color: #FFF;
  border-color: var(--danger);
}

.btn-sm { padding: 6px 12px; font-size: 12px; border-radius: 7px; }
.btn-lg { padding: 14px 26px; font-size: 16px; border-radius: 12px; }
.btn-block { width: 100%; }

/* ─────────── Forms ─────────── */
.form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field > span {
  font-size: 12px;
  color: var(--text-3);
  font-weight: 500;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.field input[type="text"],
.field input[type="email"],
.field input[type="password"],
.field input[type="number"],
.field input[type="date"],
.field input[type="datetime-local"],
.field input[type="url"],
.field textarea,
.field select,
input.input,
textarea.input {
  width: 100%;
  padding: 12px 14px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text-1);
  font: inherit;
  transition: all var(--transition);
}

.field input:focus,
.field textarea:focus,
.field select:focus,
input.input:focus,
textarea.input:focus {
  outline: none;
  border-color: var(--gold-border-strong);
  background: var(--bg-1);
  box-shadow: 0 0 0 3px var(--gold-softer);
}

.field textarea { resize: vertical; min-height: 120px; font-family: var(--font-body); }
.field-note { font-size: 12px; color: var(--text-4); margin-top: -2px; }

.field-check {
  display: flex;
  align-items: center;
  gap: 10px;
}

.field-check input[type="checkbox"] {
  width: 18px; height: 18px;
  accent-color: var(--gold-300);
}

/* ─────────── Cards ─────────── */
.card {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px;
  transition: border-color var(--transition), transform var(--transition);
}

.card-hover:hover {
  border-color: var(--gold-border);
  transform: translateY(-2px);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 16px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border-subtle);
}

.card-title {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.kpi {
  background: linear-gradient(180deg, var(--bg-2) 0%, var(--bg-1) 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px 22px;
  position: relative;
  overflow: hidden;
}

.kpi::before {
  content: '';
  position: absolute;
  top: 0; left: 22px;
  width: 40px;
  height: 2px;
  background: var(--gold-300);
  border-radius: 0 0 2px 2px;
}

.kpi-label {
  font-size: 11px;
  text-transform: uppercase;
  color: var(--text-4);
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}

.kpi-value {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-1);
  letter-spacing: -0.02em;
}

.kpi-hint {
  font-size: 12px;
  color: var(--text-3);
  margin-top: 6px;
}

/* ─────────── Tables ─────────── */
.table-wrap {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-1);
}

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.table th {
  background: var(--bg-2);
  text-align: left;
  padding: 12px 16px;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-bottom: 1px solid var(--border);
}

.table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-2);
  vertical-align: middle;
}

.table tbody tr { transition: background var(--transition); }
.table tbody tr:hover { background: var(--bg-2); }
.table tbody tr:last-child td { border-bottom: 0; }

/* ─────────── Badges / tags ─────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 9px;
  border-radius: 100px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.02em;
  border: 1px solid transparent;
  text-transform: uppercase;
}

.badge-gold { background: var(--gold-soft); color: var(--gold-200); border-color: var(--gold-border); }
.badge-success { background: var(--success-bg); color: var(--success); border-color: rgba(74,222,128,0.25); }
.badge-danger { background: var(--danger-bg); color: var(--danger); border-color: rgba(239,68,68,0.25); }
.badge-warn { background: var(--warn-bg); color: var(--warn); border-color: rgba(245,158,11,0.25); }
.badge-info { background: var(--info-bg); color: var(--info); border-color: rgba(96,165,250,0.25); }
.badge-muted { background: var(--bg-3); color: var(--text-3); border-color: var(--border); }

/* ─────────── Flash ─────────── */
.flash-stack {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 20px;
}

.flash {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: 10px;
  font-size: 14px;
  border: 1px solid;
  animation: slideIn 250ms cubic-bezier(0.4,0,0.2,1);
}

@keyframes slideIn { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: translateY(0); } }

.flash-success { background: var(--success-bg); border-color: rgba(74,222,128,0.25); color: var(--success); }
.flash-error { background: var(--danger-bg); border-color: rgba(239,68,68,0.25); color: var(--danger); }
.flash-info { background: var(--info-bg); border-color: rgba(96,165,250,0.25); color: var(--info); }
.flash-warning { background: var(--warn-bg); border-color: rgba(245,158,11,0.25); color: var(--warn); }

.flash-close {
  font-size: 18px;
  color: currentColor;
  opacity: 0.6;
  line-height: 1;
  padding: 0 4px;
}
.flash-close:hover { opacity: 1; }

/* ─────────── Page header ─────────── */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.page-header h1 { font-size: 1.625rem; margin-bottom: 4px; }
.page-header .page-sub { color: var(--text-3); font-size: 14px; }

/* ─────────── Misc ─────────── */
.muted { color: var(--text-3); }
.muted-strong { color: var(--text-4); }
.text-gold { color: var(--gold-300); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }

.empty-state {
  padding: 60px 24px;
  text-align: center;
  color: var(--text-3);
  border: 1px dashed var(--border);
  border-radius: var(--radius-lg);
  background: var(--bg-1);
}

.empty-state-title { font-size: 1rem; color: var(--text-2); margin-bottom: 6px; }

.divider { height: 1px; background: var(--border-subtle); margin: 24px 0; border: 0; }

.row { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.row-spread { display: flex; gap: 12px; align-items: center; justify-content: space-between; flex-wrap: wrap; }
.stack { display: flex; flex-direction: column; gap: 12px; }
.stack-sm { display: flex; flex-direction: column; gap: 6px; }
.stack-lg { display: flex; flex-direction: column; gap: 20px; }

/* ─────────── Progress ─────────── */
.progress {
  width: 100%;
  height: 6px;
  background: var(--bg-3);
  border-radius: 100px;
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--gold-400) 0%, var(--gold-200) 100%);
  border-radius: 100px;
  transition: width var(--transition-slow);
}

/* ─────────── Toast ─────────── */
#toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast {
  padding: 12px 18px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: var(--shadow);
  color: var(--text-1);
  font-size: 14px;
  min-width: 280px;
  animation: slideInRight 250ms cubic-bezier(0.4,0,0.2,1);
}

@keyframes slideInRight { from { opacity: 0; transform: translateX(40px); } to { opacity: 1; transform: translateX(0); } }

/* Error page */
.error-page {
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
}
.error-card {
  text-align: center;
  padding: 48px;
  max-width: 440px;
}
.error-code {
  font-size: 48px;
  color: var(--gold-300);
  margin-bottom: 12px;
  font-weight: 800;
}