/* ============================================================
   Social Media Admin Panel — Super App
   Vanilla CSS, no build step, no external assets.
   ============================================================ */

:root {
  --bg: #f4f6fb;
  --surface: #ffffff;
  --surface-2: #f8fafc;
  --border: #e3e8f0;
  --border-strong: #cfd7e6;

  --text: #101828;
  --text-2: #475467;
  --text-3: #8792a8;

  --brand: #5b5bd6;
  --brand-dark: #4a4ac0;
  --brand-soft: #eeeefb;

  --green: #12a150;
  --green-soft: #e6f6ed;
  --amber: #c77700;
  --amber-soft: #fdf3e2;
  --red: #d92d20;
  --red-soft: #fdeceb;
  --blue: #1570cf;
  --blue-soft: #e8f2fd;
  --violet: #7839ee;
  --violet-soft: #f2ecfe;

  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 1px 2px rgba(16, 24, 40, .06), 0 1px 3px rgba(16, 24, 40, .1);
  --shadow-lg: 0 12px 32px rgba(16, 24, 40, .14);

  --sidebar-w: 248px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.hidden { display: none !important; }

/* ---------------- auth ---------------- */

.auth {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    radial-gradient(900px 600px at 15% 0%, #e9e9fb 0%, transparent 55%),
    radial-gradient(800px 600px at 95% 100%, #e3f0fd 0%, transparent 55%),
    var(--bg);
}

.auth-card {
  width: 100%;
  max-width: 400px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: var(--shadow-lg);
  padding: 32px;
}

.auth-brand {
  display: flex;
  gap: 14px;
  align-items: center;
  margin-bottom: 24px;
}

.auth-logo, .brand-logo {
  width: 44px;
  height: 44px;
  flex: none;
  border-radius: 12px;
  display: grid;
  place-items: center;
  font-weight: 700;
  letter-spacing: .5px;
  color: #fff;
  background: linear-gradient(135deg, var(--brand), #8b5cf6);
}

.auth-brand h1 { margin: 0; font-size: 18px; }
.auth-brand p { margin: 2px 0 0; font-size: 13px; color: var(--text-3); }

.auth-form { display: grid; gap: 16px; }

.field { display: grid; gap: 6px; }
.field > span { font-size: 13px; font-weight: 500; color: var(--text-2); }

input, select, textarea {
  width: 100%;
  font: inherit;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 9px 12px;
  outline: none;
  transition: border-color .15s, box-shadow .15s;
}

input:focus, select:focus, textarea:focus {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px var(--brand-soft);
}

textarea { min-height: 84px; resize: vertical; }

.auth-error {
  background: var(--red-soft);
  color: var(--red);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  font-size: 13px;
}

.notice {
  background: var(--blue-soft);
  color: #0e4f96;
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-size: 13px;
  margin-bottom: 20px;
}

/* ---------------- shell ---------------- */

.shell { display: flex; min-height: 100vh; }

.sidebar {
  width: var(--sidebar-w);
  flex: none;
  background: #14161f;
  color: #cdd3e0;
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
}

.sidebar-brand {
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 18px 18px 16px;
  border-bottom: 1px solid rgba(255, 255, 255, .07);
}

.brand-text { display: grid; line-height: 1.25; }
.brand-text strong { color: #fff; font-size: 14px; }
.brand-text span { font-size: 11.5px; color: #7d879c; }

.nav {
  flex: 1;
  overflow-y: auto;
  padding: 12px 10px 20px;
}

.nav::-webkit-scrollbar { width: 6px; }
.nav::-webkit-scrollbar-thumb { background: #2c3040; border-radius: 3px; }

.nav-group {
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: .09em;
  color: #616b80;
  padding: 16px 10px 6px;
  font-weight: 600;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 8px 10px;
  border: 0;
  background: none;
  color: #cdd3e0;
  font: inherit;
  text-align: left;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background .12s, color .12s;
}

.nav-item:hover { background: rgba(255, 255, 255, .06); color: #fff; }
.nav-item.active { background: var(--brand); color: #fff; font-weight: 500; }
.nav-item .ico { width: 18px; text-align: center; font-size: 14px; flex: none; }

.nav-badge {
  margin-left: auto;
  background: var(--red);
  color: #fff;
  font-size: 10.5px;
  font-weight: 600;
  padding: 1px 6px;
  border-radius: 999px;
  min-width: 18px;
  text-align: center;
}

.nav-item.active .nav-badge { background: rgba(0, 0, 0, .3); }

.sidebar-foot {
  padding: 14px;
  border-top: 1px solid rgba(255, 255, 255, .07);
  display: grid;
  gap: 10px;
}

.who { display: flex; gap: 10px; align-items: center; min-width: 0; }

.who-avatar {
  width: 34px; height: 34px; flex: none;
  border-radius: 50%;
  background: var(--brand);
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 600;
  font-size: 13px;
}

.who-text { display: grid; min-width: 0; line-height: 1.3; }
.who-text strong { color: #fff; font-size: 13px; }
.who-text span {
  font-size: 11.5px; color: #7d879c;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}

.main { flex: 1; min-width: 0; display: flex; flex-direction: column; }

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 24px;
  background: rgba(255, 255, 255, .88);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.topbar-title { flex: 1; min-width: 0; }
.topbar-title h2 { margin: 0; font-size: 17px; }
.topbar-title p { margin: 1px 0 0; font-size: 12.5px; color: var(--text-3); }
.topbar-actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

.menu-btn { display: none; }

.content { padding: 24px; flex: 1; }

/* ---------------- buttons ---------------- */

.btn {
  font: inherit;
  font-weight: 500;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background: var(--surface);
  color: var(--text);
  padding: 8px 14px;
  cursor: pointer;
  transition: background .12s, border-color .12s, opacity .12s;
  white-space: nowrap;
}

.btn:hover { background: var(--surface-2); }
.btn:disabled { opacity: .55; cursor: not-allowed; }

.btn-primary { background: var(--brand); border-color: var(--brand); color: #fff; }
.btn-primary:hover { background: var(--brand-dark); border-color: var(--brand-dark); }

.btn-danger { background: var(--red); border-color: var(--red); color: #fff; }
.btn-danger:hover { background: #b42318; border-color: #b42318; }

.btn-ghost { background: transparent; border-color: rgba(255, 255, 255, .18); color: #cdd3e0; }
.btn-ghost:hover { background: rgba(255, 255, 255, .08); }

.btn-sm { padding: 5px 10px; font-size: 12.5px; }
.btn-block { width: 100%; }

.icon-btn {
  border: 0;
  background: none;
  font-size: 16px;
  cursor: pointer;
  color: var(--text-2);
  padding: 6px 8px;
  border-radius: var(--radius-sm);
  line-height: 1;
}

.icon-btn:hover { background: var(--surface-2); color: var(--text); }

/* ---------------- cards & stats ---------------- */

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.card-head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
}

.card-head h3 { margin: 0; font-size: 14.5px; }
.card-head p { margin: 1px 0 0; font-size: 12.5px; color: var(--text-3); }
.card-head .spacer { flex: 1; }
.card-body { padding: 18px; }

.grid { display: grid; gap: 16px; }
.stat-grid { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); }
.cols-2 { grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); }
.cols-3 { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }

.stat {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
  box-shadow: var(--shadow);
}

.stat-label {
  font-size: 12px;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: .05em;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 6px;
}

.stat-value { font-size: 26px; font-weight: 650; margin-top: 6px; letter-spacing: -.02em; }
.stat-sub { font-size: 12.5px; color: var(--text-2); margin-top: 4px; }
.stat-sub.up { color: var(--green); }
.stat-sub.down { color: var(--red); }

/* ---------------- table ---------------- */

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

table { width: 100%; border-collapse: collapse; font-size: 13.5px; }

thead th {
  text-align: left;
  font-size: 11.5px;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--text-3);
  font-weight: 600;
  padding: 10px 14px;
  background: var(--surface-2);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

tbody td {
  padding: 11px 14px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: var(--surface-2); }

.cell-actions { display: flex; gap: 6px; flex-wrap: wrap; justify-content: flex-end; }
.num { text-align: right; font-variant-numeric: tabular-nums; }
.muted { color: var(--text-3); }
.nowrap { white-space: nowrap; }
.truncate { max-width: 280px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.userchip { display: flex; align-items: center; gap: 9px; min-width: 0; }

.avatar {
  width: 32px; height: 32px; flex: none;
  border-radius: 50%;
  object-fit: cover;
  background: var(--brand-soft);
  color: var(--brand);
  display: grid;
  place-items: center;
  font-weight: 600;
  font-size: 12px;
  overflow: hidden;
}

.avatar.lg { width: 60px; height: 60px; font-size: 20px; }

.userchip-text { display: grid; min-width: 0; line-height: 1.35; }
.userchip-text strong { font-weight: 550; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.userchip-text span {
  font-size: 12px; color: var(--text-3);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}

/* ---------------- badges ---------------- */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 11.5px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--surface-2);
  color: var(--text-2);
  white-space: nowrap;
}

.badge.green { background: var(--green-soft); color: var(--green); }
.badge.red { background: var(--red-soft); color: var(--red); }
.badge.amber { background: var(--amber-soft); color: var(--amber); }
.badge.blue { background: var(--blue-soft); color: var(--blue); }
.badge.violet { background: var(--violet-soft); color: var(--violet); }

.tick { color: var(--blue); font-size: 12px; }

/* ---------------- toolbar / filters ---------------- */

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

.toolbar input[type="search"], .toolbar input[type="text"] { min-width: 240px; width: auto; }
.toolbar select { width: auto; min-width: 140px; }
.toolbar .spacer { flex: 1; }

.tabs { display: flex; gap: 4px; background: var(--surface-2); padding: 4px; border-radius: var(--radius-sm); border: 1px solid var(--border); }

.tab {
  border: 0;
  background: none;
  font: inherit;
  font-size: 13px;
  padding: 6px 14px;
  border-radius: 6px;
  cursor: pointer;
  color: var(--text-2);
}

.tab:hover { color: var(--text); }
.tab.active { background: var(--surface); color: var(--text); font-weight: 550; box-shadow: var(--shadow); }

/* ---------------- pagination ---------------- */

.pager {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border-top: 1px solid var(--border);
  font-size: 13px;
  color: var(--text-2);
}

.pager .spacer { flex: 1; }

/* ---------------- content cards (moderation) ---------------- */

.media-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 16px; }

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

.media-thumb {
  aspect-ratio: 4 / 5;
  background: #101322;
  display: grid;
  place-items: center;
  position: relative;
  overflow: hidden;
}

.media-thumb img, .media-thumb video { width: 100%; height: 100%; object-fit: cover; }
.media-thumb .placeholder { color: #5c6478; font-size: 30px; }

.media-thumb .type-tag {
  position: absolute;
  top: 8px; left: 8px;
  background: rgba(0, 0, 0, .65);
  color: #fff;
  font-size: 10.5px;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: .04em;
}

.media-thumb .hidden-tag {
  position: absolute;
  top: 8px; right: 8px;
  background: var(--red);
  color: #fff;
  font-size: 10.5px;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: 999px;
}

.media-body { padding: 12px; flex: 1; display: grid; gap: 8px; align-content: start; }
.media-title { font-size: 13px; font-weight: 550; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.media-metrics { display: flex; gap: 10px; font-size: 12px; color: var(--text-3); flex-wrap: wrap; }
.media-foot { padding: 10px 12px; border-top: 1px solid var(--border); display: flex; gap: 6px; }
.media-foot .btn { flex: 1; }

.media-select { position: absolute; bottom: 8px; left: 8px; width: 18px; height: 18px; cursor: pointer; }

/* ---------------- chart ---------------- */

.chart { width: 100%; height: 220px; display: block; }
.chart-legend { display: flex; gap: 16px; font-size: 12.5px; color: var(--text-2); margin-top: 4px; }
.chart-legend i { display: inline-block; width: 10px; height: 10px; border-radius: 3px; margin-right: 6px; }

/* ---------------- misc ---------------- */

.empty { text-align: center; padding: 48px 20px; color: var(--text-3); }
.empty .big { font-size: 34px; margin-bottom: 10px; }
.empty h4 { margin: 0 0 4px; color: var(--text-2); font-size: 15px; }
.empty p { margin: 0; font-size: 13px; }

.loading { display: grid; place-items: center; padding: 60px 20px; color: var(--text-3); }

.spinner {
  width: 26px; height: 26px;
  border: 3px solid var(--border);
  border-top-color: var(--brand);
  border-radius: 50%;
  animation: spin .7s linear infinite;
  margin-bottom: 12px;
}

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

.kv { display: grid; grid-template-columns: 150px 1fr; gap: 8px 16px; font-size: 13.5px; }
.kv dt { color: var(--text-3); }
.kv dd { margin: 0; word-break: break-word; }

.section-title { font-size: 13px; font-weight: 600; color: var(--text-2); margin: 22px 0 10px; }
.section-title:first-child { margin-top: 0; }

.bar-row { display: grid; grid-template-columns: 1fr auto; gap: 8px; align-items: center; margin-bottom: 12px; }
.bar-track { height: 6px; background: var(--surface-2); border-radius: 999px; overflow: hidden; margin-top: 6px; }
.bar-fill { height: 100%; background: var(--brand); border-radius: 999px; }

/* ---------------- modal ---------------- */

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(16, 24, 40, .55);
  display: grid;
  place-items: center;
  padding: 20px;
  z-index: 100;
}

.modal {
  background: var(--surface);
  border-radius: 14px;
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 560px;
  max-height: 88vh;
  display: flex;
  flex-direction: column;
}

.modal.wide { max-width: 820px; }

.modal-head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}

.modal-head h3 { margin: 0; font-size: 16px; flex: 1; }
.modal-body { padding: 20px; overflow-y: auto; display: grid; gap: 16px; }
.modal-foot {
  padding: 14px 20px;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 8px;
  justify-content: flex-end;
}

.modal-foot:empty { display: none; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* ---------------- toasts ---------------- */

.toasts {
  position: fixed;
  bottom: 20px;
  right: 20px;
  display: grid;
  gap: 10px;
  z-index: 200;
}

.toast {
  background: #1d2130;
  color: #fff;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  font-size: 13.5px;
  max-width: 340px;
  animation: slide-in .2s ease;
  border-left: 3px solid var(--brand);
}

.toast.ok { border-left-color: var(--green); }
.toast.err { border-left-color: var(--red); }

@keyframes slide-in {
  from { opacity: 0; transform: translateX(16px); }
  to { opacity: 1; transform: none; }
}

/* ---------------- responsive ---------------- */

@media (max-width: 900px) {
  .sidebar {
    position: fixed;
    left: 0; top: 0;
    z-index: 60;
    transform: translateX(-100%);
    transition: transform .2s ease;
    box-shadow: var(--shadow-lg);
  }
  .sidebar.open { transform: none; }
  .menu-btn { display: block; }
  .content { padding: 16px; }
  .topbar { padding: 12px 16px; }
  .kv { grid-template-columns: 1fr; gap: 2px 0; }
  .kv dd { margin-bottom: 10px; }
  .form-row { grid-template-columns: 1fr; }
}