*, *::before, *::after { box-sizing: border-box; }

:root {
  --bg: #060606;
  --bg-1: #0d0d0d;
  --bg-2: #131313;
  --bg-3: #1a1a1a;
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(255, 255, 255, 0.18);
  --fg: #f5f5f5;
  --fg-dim: rgba(245, 245, 245, 0.65);
  --fg-mute: rgba(245, 245, 245, 0.4);
  --accent: #74ff5d;
  --accent-2: #5dffec;
  --warn: #ffb74d;
  --danger: #ff5d6c;
  --grid: rgba(255, 255, 255, 0.04);
}

html, body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: "Montserrat", -apple-system, BlinkMacSystemFont, sans-serif;
  font-feature-settings: "ss01", "tnum";
  min-height: 100vh;
  letter-spacing: 0.01em;
}

body {
  background:
    radial-gradient(1200px 800px at 80% -20%, rgba(116, 255, 93, 0.06), transparent 60%),
    radial-gradient(900px 700px at -20% 120%, rgba(93, 255, 236, 0.05), transparent 60%),
    linear-gradient(var(--bg), var(--bg));
  background-attachment: fixed;
  min-height: 100vh;
}

.hidden { display: none !important; }

button { font-family: inherit; cursor: pointer; }

.admin-loading {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  z-index: 100;
  background: var(--bg);
}

.admin-loading-brand {
  font-weight: 900;
  letter-spacing: 0.16em;
  font-size: 1.4rem;
  margin-bottom: 18px;
}

.admin-loading-bar {
  width: 220px;
  height: 4px;
  background: var(--bg-2);
  border-radius: 999px;
  overflow: hidden;
  position: relative;
}

.admin-loading-bar div {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  width: 50%;
  animation: slide 1.2s ease-in-out infinite;
}

@keyframes slide {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(220%); }
}

.admin-loading-status {
  margin-top: 12px;
  color: var(--fg-dim);
  font-size: 0.85rem;
}

/* Shell */
.admin-shell {
  display: grid;
  grid-template-rows: auto 1fr;
  min-height: 100vh;
}

.admin-topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 20px;
  background: rgba(6, 6, 6, 0.85);
  backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--line);
}

.admin-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 900;
  letter-spacing: 0.14em;
  font-size: 1rem;
  white-space: nowrap;
}

.admin-brand-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 10px var(--accent);
}

.admin-brand-accent {
  color: var(--accent);
  margin-left: 4px;
}

.admin-nav {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
  flex: 1;
  justify-content: center;
}

.admin-nav button {
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--fg-dim);
  font-weight: 700;
  font-size: 0.83rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: 0.2s;
}

.admin-nav button:hover {
  color: var(--fg);
  background: var(--bg-2);
}

.admin-nav button.active {
  color: var(--bg);
  background: var(--accent);
  border-color: var(--accent);
}

.admin-actor {
  font-size: 0.78rem;
  color: var(--fg-dim);
  background: var(--bg-2);
  border: 1px solid var(--line);
  padding: 6px 10px;
  border-radius: 999px;
  white-space: nowrap;
}

.admin-content {
  padding: 24px clamp(16px, 4vw, 40px);
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
}

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

.admin-section-head h1 {
  margin: 0;
  font-weight: 900;
  font-size: 1.6rem;
  letter-spacing: 0.02em;
}

.admin-section-actions {
  display: flex;
  gap: 10px;
  align-items: center;
}

.admin-card {
  background: linear-gradient(180deg, var(--bg-1), var(--bg));
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 20px;
  margin-bottom: 18px;
  position: relative;
  overflow: hidden;
}

.admin-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  opacity: 0.5;
}

.admin-card > * { position: relative; }

.admin-card h2 {
  margin: 0 0 14px;
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.admin-input,
input.admin-input,
select.admin-input,
textarea.admin-input {
  background: var(--bg-2);
  color: var(--fg);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 10px 14px;
  font-family: inherit;
  font-size: 0.92rem;
  transition: 0.2s;
  width: 100%;
}

.admin-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(116, 255, 93, 0.18);
}

.admin-field {
  display: grid;
  gap: 6px;
  margin-bottom: 14px;
}

.admin-field span,
.admin-field legend {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-dim);
}

.admin-providers {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 6px;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px;
}

.admin-providers label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
}

.admin-btn {
  background: var(--bg-2);
  color: var(--fg);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 10px 16px;
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: 0.2s;
}

.admin-btn:hover { background: var(--bg-3); border-color: var(--line-strong); }

.admin-btn.primary {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
}
.admin-btn.primary:hover { background: #98ff80; border-color: #98ff80; }

.admin-btn.ghost { background: transparent; }

.admin-btn.warn {
  background: var(--warn);
  color: var(--bg);
  border-color: var(--warn);
}

.admin-btn.danger {
  background: var(--danger);
  color: #fff;
  border-color: var(--danger);
}

.admin-btn.small { padding: 6px 10px; font-size: 0.72rem; }

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 12px;
  margin-bottom: 18px;
}

.kpi-card {
  background: linear-gradient(180deg, var(--bg-1), var(--bg-2));
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 16px 18px;
  position: relative;
  overflow: hidden;
}

.kpi-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(180px 100px at 80% 0%, rgba(116, 255, 93, 0.08), transparent 60%);
  pointer-events: none;
}

.kpi-label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fg-mute);
}

.kpi-value {
  font-size: 1.6rem;
  font-weight: 900;
  margin-top: 4px;
}

.kpi-sub {
  font-size: 0.75rem;
  color: var(--fg-dim);
  margin-top: 4px;
}

.quick-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* Tables */
.users-table-wrap {
  overflow-x: auto;
  margin: 0 -4px;
}

.users-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.86rem;
}

.users-table th,
.users-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: middle;
}

.users-table th {
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-mute);
}

.users-table tbody tr {
  transition: background 0.15s;
}

.users-table tbody tr:hover {
  background: var(--bg-2);
}

.user-cell {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 200px;
}

.user-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--bg);
  display: grid;
  place-items: center;
  font-weight: 900;
  flex-shrink: 0;
  overflow: hidden;
}

.user-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.user-name { font-weight: 700; }
.user-meta { font-size: 0.74rem; color: var(--fg-mute); }

.tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border: 1px solid var(--line);
  background: var(--bg-2);
  color: var(--fg-dim);
}

.tag.ok { background: rgba(116, 255, 93, 0.12); border-color: rgba(116, 255, 93, 0.3); color: var(--accent); }
.tag.warn { background: rgba(255, 183, 77, 0.12); border-color: rgba(255, 183, 77, 0.3); color: var(--warn); }
.tag.danger { background: rgba(255, 93, 108, 0.12); border-color: rgba(255, 93, 108, 0.3); color: var(--danger); }
.tag.info { background: rgba(93, 255, 236, 0.12); border-color: rgba(93, 255, 236, 0.3); color: var(--accent-2); }

/* Drawer */
.admin-drawer {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(4px);
  display: grid;
  place-items: end stretch;
  z-index: 50;
  animation: fadeIn 0.2s ease-out;
}

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.admin-drawer-card {
  background: var(--bg-1);
  width: min(560px, 100%);
  height: 100%;
  border-left: 1px solid var(--line);
  display: grid;
  grid-template-rows: auto 1fr;
  margin-left: auto;
}

.admin-drawer-head {
  padding: 18px 22px;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.admin-drawer-name {
  font-weight: 900;
  font-size: 1.1rem;
}

.admin-drawer-id {
  font-size: 0.78rem;
  color: var(--fg-mute);
  margin-top: 2px;
}

.admin-drawer-body {
  padding: 18px 22px;
  overflow-y: auto;
}

.kv-grid {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 10px 12px;
  margin-bottom: 16px;
  font-size: 0.85rem;
}

.kv-grid dt { color: var(--fg-mute); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.08em; }
.kv-grid dd { margin: 0; word-break: break-all; }

.action-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}

.admin-toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--bg-3);
  border: 1px solid var(--line-strong);
  color: var(--fg);
  padding: 10px 16px;
  border-radius: 12px;
  font-size: 0.85rem;
  font-weight: 700;
  opacity: 0;
  pointer-events: none;
  transition: 0.2s;
  z-index: 80;
}

.admin-toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.admin-toast.error { border-color: var(--danger); color: var(--danger); }

.tariff-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr 1fr auto;
  gap: 8px;
  align-items: end;
  margin-bottom: 10px;
}

.users-meta {
  font-size: 0.78rem;
  color: var(--fg-mute);
  margin-bottom: 10px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

@media (max-width: 720px) {
  .admin-topbar { flex-direction: column; align-items: stretch; }
  .admin-nav { justify-content: flex-start; overflow-x: auto; flex-wrap: nowrap; }
  .admin-actor { align-self: flex-end; }
  .tariff-row { grid-template-columns: 1fr 1fr; }
  .action-grid { grid-template-columns: 1fr; }
}

/* Forbidden */
.admin-forbidden {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 24px;
}

.admin-forbidden h1 {
  font-size: 2.2rem;
  font-weight: 900;
  letter-spacing: 0.04em;
}

.admin-forbidden p { color: var(--fg-dim); max-width: 420px; }

/* ====== Filters / bulk bar / new tools section ====== */
.user-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
  margin-bottom: 12px;
}
.filter-btn.active {
  background: var(--accent, #74ff5d) !important;
  color: #0a0a0a !important;
  border-color: var(--accent, #74ff5d) !important;
}
.bulk-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  padding: 8px 10px;
  margin: 0 0 10px;
  background: rgba(116, 255, 93, 0.07);
  border: 1px solid rgba(116, 255, 93, 0.25);
  border-radius: 12px;
  position: sticky;
  top: 0;
  z-index: 5;
}
.bulk-count {
  font-weight: 800;
  color: #fff;
  margin-right: 8px;
}
.user-check {
  width: 18px;
  height: 18px;
  cursor: pointer;
  accent-color: #74ff5d;
}
.tool-output {
  background: #050505;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 12px;
  padding: 10px;
  margin-top: 12px;
  white-space: pre-wrap;
  word-break: break-all;
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.85);
  max-height: 320px;
  overflow: auto;
}
.admin-hint {
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.84rem;
  margin: 4px 0 12px;
}
.admin-nav-toggle {
  display: none;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #fff;
  width: 40px;
  height: 40px;
  font-size: 1.2rem;
  border-radius: 10px;
  cursor: pointer;
}

/* ====== Mobile (<720) ====== */
@media (max-width: 720px) {
  body { font-size: 14px; }
  .admin-shell { padding: 0; }
  .admin-topbar {
    position: sticky;
    top: 0;
    z-index: 20;
    padding: 10px 12px;
    background: rgba(6, 6, 6, 0.95);
    backdrop-filter: blur(8px);
    flex-direction: row;
    align-items: center;
    gap: 8px;
  }
  .admin-nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .admin-nav {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #0a0a0a;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 8px;
    gap: 4px;
    overflow-x: visible;
    flex-wrap: wrap;
  }
  .admin-nav.open { display: flex; }
  .admin-nav button {
    width: 100%;
    text-align: left;
    padding: 12px 14px;
    border-radius: 12px;
    font-size: 0.95rem;
  }
  .admin-actor {
    margin-left: auto;
    font-size: 0.72rem;
  }
  .admin-content { padding: 12px; }
  .admin-section-head {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
  }
  .admin-section-head h1 { font-size: 1.4rem; }
  .admin-section-actions { flex-direction: column; gap: 6px; }
  .admin-section-actions .admin-input { width: 100%; }
  .kpi-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
  .kpi-card { padding: 10px 12px; }
  .kpi-value { font-size: 1.4rem; }
  .quick-actions {
    display: grid;
    grid-template-columns: 1fr;
    gap: 6px;
  }
  .quick-actions .admin-btn { width: 100%; }
  .users-table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .users-table { min-width: 640px; }
  .users-table th,
  .users-table td { padding: 8px 6px; font-size: 0.78rem; }
  .user-cell { gap: 8px; }
  .user-avatar { width: 32px; height: 32px; font-size: 0.78rem; }
  .user-name { font-size: 0.85rem; }
  .user-meta { font-size: 0.7rem; }
  .admin-card { padding: 12px; }
  .admin-card h2 { font-size: 1.05rem; }
  .admin-input {
    font-size: 16px; /* prevents iOS auto-zoom */
    padding: 10px 12px;
  }
  .admin-drawer-card {
    width: 100%;
    max-height: 92vh;
    border-radius: 16px 16px 0 0;
  }
  .admin-drawer-body { max-height: 70vh; overflow-y: auto; }
  .action-grid {
    grid-template-columns: 1fr 1fr;
  }
  .tariff-row { grid-template-columns: 1fr 1fr; gap: 6px; }
  .user-filters { overflow-x: auto; flex-wrap: nowrap; padding-bottom: 4px; }
  .user-filters .admin-btn { flex-shrink: 0; }
  .bulk-bar { flex-direction: column; align-items: stretch; }
  .bulk-bar .admin-btn { width: 100%; }
}

@media (max-width: 420px) {
  .kpi-grid { grid-template-columns: 1fr; }
  .action-grid { grid-template-columns: 1fr; }
  .admin-section-head h1 { font-size: 1.25rem; }
  .admin-brand { font-size: 0.95rem; }
}

/* Bar charts (analytics) */
.bar-chart { display: flex; flex-direction: column; gap: 8px; }
.bar-row { display: grid; grid-template-columns: 100px 1fr 80px; gap: 10px; align-items: center; font-size: .85rem; }
.bar-label { color: #aaa; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.bar-track { background: rgba(255,255,255,.06); border-radius: 6px; height: 18px; overflow: hidden; }
.bar-fill { background: linear-gradient(90deg, #6c5ce7, #a29bfe); height: 100%; border-radius: 6px; transition: width .3s; }
.bar-value { color: #fff; text-align: right; font-variant-numeric: tabular-nums; }
.dim { color: #888; font-size: .85em; }
@media (max-width: 600px) {
  .bar-row { grid-template-columns: 70px 1fr 60px; font-size: .75rem; }
}