/* ═══ Admin backend — đồng bộ palette với app VEO3 (styles.css) ═══ */
:root {
  --bg-primary: #0a0a12;
  --bg-secondary: #111120;
  --bg-card: #161628;
  --bg-card-hover: #1c1c38;
  --bg-input: #12121f;
  --glass-bg: rgba(20, 20, 40, 0.8);
  --glass-border: rgba(138, 92, 246, 0.15);
  --border-color: rgba(255, 255, 255, 0.06);
  --border-focus: rgba(138, 92, 246, 0.5);
  --text-primary: #f0f0f5;
  --text-secondary: #a0a0b8;
  --text-muted: #5a5a75;
  --accent: #8a5cf6;
  --accent-hover: #7c4dff;
  --accent-glow: rgba(138, 92, 246, 0.25);
  --success: #34d399;
  --success-bg: rgba(52, 211, 153, 0.1);
  --error: #ef4444;
  --error-bg: rgba(239, 68, 68, 0.1);
  --warning: #fbbf24;
  --warning-bg: rgba(251, 191, 36, 0.1);
  --info: #60a5fa;
  --radius: 12px;
  --radius-sm: 8px;
  --radius-xs: 6px;
  --transition: 0.2s ease;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html, body { height: 100%; }
body {
  font-family: var(--font);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: 14px;
}
.hidden { display: none !important; }

/* ── Login ─────────────────────────────────────────── */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(1000px 500px at 20% -10%, rgba(138, 92, 246, 0.18), transparent 60%),
    radial-gradient(800px 400px at 90% 110%, rgba(236, 72, 153, 0.12), transparent 60%),
    var(--bg-primary);
}
.login-card {
  width: 380px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}
.login-logo {
  width: 52px; height: 52px;
  margin: 0 auto 14px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--accent), #ec4899);
  color: #fff; font-size: 26px;
}
.login-card h1 { text-align: center; font-size: 20px; }
.login-sub { text-align: center; color: var(--text-muted); font-size: 12px; margin: 6px 0 22px; }
.login-error { color: var(--error); font-size: 13px; margin-top: 12px; min-height: 18px; text-align: center; }

/* ── Layout ────────────────────────────────────────── */
.app { display: flex; flex-direction: column; height: 100vh; }
.topnav {
  height: 56px;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 18px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
}
.topnav-left { display: flex; align-items: center; gap: 10px; }
.topnav-left .material-symbols-rounded { color: var(--accent); font-size: 24px; }
.topnav-title { font-weight: 600; font-size: 15px; }
.topnav-badge {
  background: var(--accent-glow);
  color: var(--accent);
  border: 1px solid var(--glass-border);
  padding: 2px 10px; border-radius: 999px;
  font-size: 11px; font-weight: 600;
}
.topnav-right { display: flex; align-items: center; gap: 8px; }
.topnav-user { color: var(--text-secondary); font-size: 13px; }
.topnav-btn {
  background: transparent; border: 1px solid var(--border-color);
  color: var(--text-secondary);
  width: 34px; height: 34px; border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: var(--transition);
}
.topnav-btn:hover { color: var(--accent); border-color: var(--border-focus); }

.layout { display: flex; flex: 1; min-height: 0; }
.sidebar {
  width: 220px;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border-color);
  padding: 14px 10px;
  overflow-y: auto;
}
.sidebar-item {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition);
  margin-bottom: 4px;
}
.sidebar-item .material-symbols-rounded { font-size: 20px; }
.sidebar-item:hover { background: var(--bg-card); color: var(--text-primary); }
.sidebar-item.active { background: var(--accent-glow); color: var(--accent); font-weight: 600; }

.main { flex: 1; padding: 22px; overflow-y: auto; }

/* ── Cards / bảng ──────────────────────────────────── */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
  margin-bottom: 20px;
}
.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 16px;
}
.stat-card .stat-label { color: var(--text-muted); font-size: 12px; display: flex; align-items: center; gap: 6px; }
.stat-card .stat-value { font-size: 26px; font-weight: 700; margin-top: 6px; }
.stat-card .stat-value.accent { color: var(--accent); }
.stat-card .stat-value.success { color: var(--success); }
.stat-card .stat-value.warning { color: var(--warning); }

.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 18px;
  margin-bottom: 18px;
}
.card-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; }
.card-head h2 { font-size: 15px; font-weight: 600; }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border-color); font-size: 13px; }
th { color: var(--text-muted); font-weight: 600; white-space: nowrap; }
td { color: var(--text-secondary); }
tr:hover td { background: rgba(255, 255, 255, 0.02); }

.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
}
.badge.active { background: var(--success-bg); color: var(--success); }
.badge.expired { background: var(--warning-bg); color: var(--warning); }
.badge.banned { background: var(--error-bg); color: var(--error); }
.badge.pending { background: var(--warning-bg); color: var(--warning); }
.badge.confirmed { background: var(--success-bg); color: var(--success); }
.badge.neutral { background: var(--bg-card-hover); color: var(--text-secondary); }

/* ── Form ──────────────────────────────────────────── */
.field-label { display: block; color: var(--text-muted); font-size: 12px; margin: 12px 0 6px; }
.input {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  font-size: 13px;
  outline: none;
  transition: var(--transition);
}
.input:focus { border-color: var(--border-focus); box-shadow: 0 0 0 3px var(--accent-glow); }
textarea.input { resize: vertical; min-height: 70px; font-family: var(--font); }

.btn {
  background: var(--bg-card-hover);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 9px 16px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-family: var(--font);
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex; align-items: center; gap: 6px;
}
.btn:hover { border-color: var(--border-focus); }
.btn-primary {
  background: linear-gradient(135deg, var(--accent), #7c3aed);
  border: none;
  color: #fff;
}
.btn-primary:hover { filter: brightness(1.1); }
.btn-danger { background: var(--error-bg); color: var(--error); border-color: transparent; }
.btn-block { width: 100%; justify-content: center; margin-top: 18px; padding: 11px; }
.btn-sm { padding: 5px 10px; font-size: 12px; }

/* ── Modal ─────────────────────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center;
  z-index: 100;
}
.modal-card {
  width: 440px; max-width: 92vw;
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: 20px;
}
.modal-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 8px; }
.modal-head h3 { font-size: 15px; }
.modal-foot { display: flex; justify-content: flex-end; gap: 10px; margin-top: 18px; }
.icon-btn { background: transparent; border: none; color: var(--text-muted); cursor: pointer; }
.icon-btn:hover { color: var(--text-primary); }

/* ── Toast ─────────────────────────────────────────── */
#toasts { position: fixed; top: 16px; right: 16px; z-index: 200; display: flex; flex-direction: column; gap: 8px; }
.toast {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-left: 3px solid var(--accent);
  color: var(--text-primary);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
  animation: slideIn 0.2s ease;
}
.toast.success { border-left-color: var(--success); }
.toast.error { border-left-color: var(--error); }
@keyframes slideIn { from { opacity: 0; transform: translateX(20px); } to { opacity: 1; transform: none; } }

.log-line { font-size: 12px; color: var(--text-secondary); padding: 7px 0; border-bottom: 1px solid var(--border-color); display: flex; gap: 10px; }
.log-line .t { color: var(--text-muted); white-space: nowrap; }
.log-line.info .lvl { color: var(--info); }
.log-line.warn .lvl { color: var(--warning); }
.log-line.error .lvl { color: var(--error); }
.muted { color: var(--text-muted); }
.empty { text-align: center; color: var(--text-muted); padding: 30px 0; }

/* ── Provider grid (đa provider) ─────────────────────────── */
.toolbar { display: flex; align-items: center; gap: 8px; }
.input-sm { width: 210px; padding: 8px 10px; }
.provider-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 14px;
}
.provider-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 14px;
  transition: var(--transition);
}
.provider-card:hover { border-color: var(--border-focus); background: var(--bg-card-hover); }
.provider-card.disabled { opacity: 0.55; }
.pc-top { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.pc-icon {
  width: 38px; height: 38px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--accent), #ec4899);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}
.pc-name { flex: 1; min-width: 0; }
.pc-name b { display: block; font-size: 14px; color: var(--text-primary); }
.pc-sub { color: var(--text-muted); font-size: 10px; text-transform: uppercase; letter-spacing: 0.4px; }
.pc-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--text-muted); flex-shrink: 0; }
.pc-dot.ok { background: var(--success); box-shadow: 0 0 8px var(--success); }
.pc-url { font-size: 11px; color: var(--text-muted); word-break: break-all; margin-bottom: 8px; }
.pc-key { font-size: 12px; color: var(--text-secondary); margin-bottom: 12px; word-break: break-all; min-height: 18px; }
.pc-actions { display: flex; gap: 6px; }
.pc-actions .btn { flex: 1; justify-content: center; padding: 6px 8px; font-size: 12px; }

/* Picker chọn provider (grid 2 cột) */
.provider-picker-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  max-height: 52vh;
  overflow-y: auto;
}
.picker-card {
  display: flex; align-items: center; gap: 10px;
  padding: 12px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
}
.picker-card:hover { border-color: var(--border-focus); background: var(--bg-card-hover); }
.picker-card .pc-icon { width: 34px; height: 34px; font-size: 16px; }
.picker-card b { display: block; font-size: 13px; }
.picker-card .tag { color: var(--accent); font-size: 10px; font-weight: 600; }
.picker-card .pc-url { margin: 2px 0 0; }
.test-result { margin-top: 10px; font-size: 12px; padding: 8px 10px; border-radius: var(--radius-xs); }
.test-result.ok { background: var(--success-bg); color: var(--success); }
.test-result.bad { background: var(--error-bg); color: var(--error); }
.checkbox-row { display: flex; align-items: center; gap: 8px; margin-top: 12px; color: var(--text-secondary); font-size: 13px; }