:root {
  --adm-bg: #f4f4f6;
  --adm-surface: #ffffff;
  --adm-sidebar-bg: #ffffff;
  --adm-border: #e4e4e7;
  --adm-text: #18181b;
  --adm-text-muted: #71717a;
  --adm-accent: #4f46e5;
  --adm-accent-hover: #4338ca;
  --adm-accent-soft: rgba(79, 70, 229, 0.1);
  --adm-accent-contrast: #ffffff;
  --adm-header-bg: #18181b;
  --adm-header-text: #f4f4f5;
  --adm-success: #16a34a;
  --adm-success-bg: #dcfce7;
  --adm-warning: #d97706;
  --adm-warning-bg: #fef3c7;
  --adm-danger: #dc2626;
  --adm-danger-bg: #fee2e2;
  --adm-spam: #7c3aed;
  --adm-spam-bg: #ede9fe;
  --adm-shadow: 0 1px 2px rgba(16, 24, 40, 0.05), 0 1px 3px rgba(16, 24, 40, 0.08);
  --adm-shadow-lg: 0 8px 24px rgba(16, 24, 40, 0.16), 0 2px 6px rgba(16, 24, 40, 0.08);
}

@media (prefers-color-scheme: dark) {
  :root {
    --adm-bg: #101012;
    --adm-surface: #19191c;
    --adm-sidebar-bg: #151517;
    --adm-border: #2c2c31;
    --adm-text: #f4f4f5;
    --adm-text-muted: #9a9aa2;
    --adm-accent: #818cf8;
    --adm-accent-hover: #a5b4fc;
    --adm-accent-soft: rgba(129, 140, 248, 0.16);
    --adm-accent-contrast: #101012;
    --adm-header-bg: #000000;
    --adm-header-text: #f4f4f5;
    --adm-success-bg: rgba(22, 163, 74, 0.18);
    --adm-warning-bg: rgba(217, 119, 6, 0.18);
    --adm-danger-bg: rgba(220, 38, 38, 0.18);
    --adm-spam-bg: rgba(124, 58, 237, 0.22);
  }
}
:root[data-theme="dark"] {
  --adm-bg: #101012;
  --adm-surface: #19191c;
  --adm-sidebar-bg: #151517;
  --adm-border: #2c2c31;
  --adm-text: #f4f4f5;
  --adm-text-muted: #9a9aa2;
  --adm-accent: #818cf8;
  --adm-accent-hover: #a5b4fc;
  --adm-accent-soft: rgba(129, 140, 248, 0.16);
  --adm-accent-contrast: #101012;
  --adm-header-bg: #000000;
  --adm-header-text: #f4f4f5;
  --adm-success-bg: rgba(22, 163, 74, 0.18);
  --adm-warning-bg: rgba(217, 119, 6, 0.18);
  --adm-danger-bg: rgba(220, 38, 38, 0.18);
  --adm-spam-bg: rgba(124, 58, 237, 0.22);
}
:root[data-theme="light"] {
  --adm-bg: #f4f4f6;
  --adm-surface: #ffffff;
  --adm-sidebar-bg: #ffffff;
  --adm-border: #e4e4e7;
  --adm-text: #18181b;
  --adm-text-muted: #71717a;
  --adm-accent: #4f46e5;
  --adm-accent-hover: #4338ca;
  --adm-accent-soft: rgba(79, 70, 229, 0.1);
  --adm-accent-contrast: #ffffff;
  --adm-header-bg: #18181b;
  --adm-header-text: #f4f4f5;
}

* { box-sizing: border-box; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  margin: 0;
  background: var(--adm-bg);
  color: var(--adm-text);
}

/* ---------- shell layout (sidebar + content) ---------- */

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

.sidebar {
  width: 240px;
  flex-shrink: 0;
  background: var(--adm-sidebar-bg);
  border-right: 1px solid var(--adm-border);
  display: flex;
  flex-direction: column;
  padding: 20px 14px;
  position: sticky;
  top: 0;
  height: 100vh;
}

.sidebar-brand {
  display: flex; align-items: center; gap: 8px;
  font-weight: 700; font-size: 1.02rem;
  padding: 6px 10px 20px;
}
.sidebar-brand .dot { width: 9px; height: 9px; border-radius: 50%; background: var(--adm-accent); flex-shrink: 0; }

.sidebar-nav { display: flex; flex-direction: column; gap: 2px; flex: 1; }
.sidebar-nav button {
  display: block; width: 100%; text-align: left;
  background: transparent; color: var(--adm-text); border: none;
  padding: 10px 12px; border-radius: 8px; font-weight: 500; font-size: 0.92rem;
  border-left: 3px solid transparent;
}
.sidebar-nav button:hover { background: var(--adm-accent-soft); }
.sidebar-nav button.active {
  background: var(--adm-accent-soft); color: var(--adm-accent); border-left-color: var(--adm-accent);
}

.content { flex: 1; min-width: 0; }

.topbar {
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  padding: 16px 28px; border-bottom: 1px solid var(--adm-border); background: var(--adm-surface);
}
.topbar h1 { font-size: 1.15rem; margin: 0; }
.topbar .subtitle { color: var(--adm-text-muted); font-size: 0.85rem; margin-top: 2px; }
.topbar-session { display: flex; align-items: center; gap: 10px; font-size: 0.85rem; color: var(--adm-text-muted); flex-shrink: 0; }
.topbar-session strong { color: var(--adm-text); }

main { max-width: 1080px; margin: 0 auto; padding: 24px 28px 60px; }

/* login screen keeps the old centered layout */
.login-screen { min-height: 100vh; display: flex; align-items: center; justify-content: center; }

.card {
  background: var(--adm-surface);
  border: 1px solid var(--adm-border);
  border-radius: 12px;
  box-shadow: var(--adm-shadow);
  padding: 24px;
  margin-bottom: 20px;
}
.card h2 { margin-top: 0; margin-bottom: 16px; font-size: 1.05rem; }
.card h2 small { color: var(--adm-text-muted); font-weight: 400; font-size: 0.8rem; }

form.login { width: 360px; }
form.login h2 { text-align: center; margin-bottom: 24px; }

label { display: block; font-size: 0.82rem; font-weight: 500; margin-bottom: 6px; color: var(--adm-text-muted); }
input, select, textarea {
  width: 100%;
  padding: 9px 11px;
  margin-bottom: 14px;
  border: 1px solid var(--adm-border);
  border-radius: 7px;
  background: var(--adm-bg);
  color: var(--adm-text);
  font: inherit;
}
textarea { resize: vertical; min-height: 90px; }
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--adm-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--adm-accent) 20%, transparent);
}
input[type="checkbox"] { width: auto; margin: 0 0 0 6px; vertical-align: middle; }

button {
  padding: 9px 16px;
  border: 1px solid transparent;
  border-radius: 7px;
  background: var(--adm-accent);
  color: var(--adm-accent-contrast);
  font: inherit;
  font-weight: 500;
  cursor: pointer;
  transition: background-color 0.15s ease, transform 0.05s ease;
  white-space: nowrap;
}
button:hover { background: var(--adm-accent-hover); }
button:active { transform: translateY(1px); }
button:disabled { opacity: 0.5; cursor: default; transform: none; }
button.secondary { background: transparent; color: var(--adm-text); border-color: var(--adm-border); }
button.secondary:hover { background: var(--adm-accent-soft); }
button.approve { background: var(--adm-success); }
button.reject { background: var(--adm-warning); }
button.spam { background: var(--adm-spam); }
button.danger { background: var(--adm-danger); }
button.small { padding: 5px 10px; font-size: 0.8rem; }
button + button { margin-left: 6px; }

.actions-cell { display: flex; flex-wrap: wrap; gap: 6px; }

table { width: 100%; border-collapse: collapse; }
th {
  text-align: left; padding: 10px 8px; font-size: 0.78rem; text-transform: uppercase;
  letter-spacing: 0.03em; color: var(--adm-text-muted); border-bottom: 1px solid var(--adm-border);
  white-space: nowrap;
}
td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--adm-border); font-size: 0.9rem; vertical-align: top; }
tbody tr:hover { background: var(--adm-accent-soft); }
td.sacs-body-cell { max-width: 340px; white-space: pre-wrap; word-break: break-word; }
td.sacs-thread-cell { max-width: 220px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
td.sacs-thread-cell a { color: var(--adm-accent); text-decoration: none; }
td.sacs-thread-cell a:hover { text-decoration: underline; }

.author-cell { display: flex; align-items: center; gap: 8px; }
.avatar {
  width: 26px; height: 26px; border-radius: 50%; background: var(--adm-accent);
  color: var(--adm-accent-contrast); display: flex; align-items: center; justify-content: center;
  font-size: 0.75rem; font-weight: 700; flex-shrink: 0;
}

.toolbar { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-bottom: 16px; }
.toolbar .search-input { flex: 1; min-width: 220px; margin-bottom: 0; }
.toolbar select { width: auto; margin-bottom: 0; }
.toolbar label.check { display: flex; align-items: center; gap: 6px; font-size: 0.85rem; color: var(--adm-text); margin: 0; white-space: nowrap; }
.toolbar label.check input { margin: 0; }

.badge {
  display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: 0.76rem; font-weight: 600; white-space: nowrap;
}
.badge-approved { background: var(--adm-success-bg); color: var(--adm-success); }
.badge-pending { background: var(--adm-warning-bg); color: var(--adm-warning); }
.badge-rejected { background: var(--adm-danger-bg); color: var(--adm-danger); }
.badge-spam { background: var(--adm-spam-bg); color: var(--adm-spam); }
.badge-active { background: var(--adm-success-bg); color: var(--adm-success); }
.badge-inactive { background: var(--adm-bg); color: var(--adm-text-muted); border: 1px solid var(--adm-border); }
.badge-report { background: var(--adm-danger-bg); color: var(--adm-danger); }

.report-reasons { margin-top: 8px; padding: 8px 10px; background: var(--adm-danger-bg); border-radius: 6px; font-size: 0.82rem; }
.report-reasons strong { display: block; color: var(--adm-danger); margin-bottom: 4px; }
.report-reason { color: var(--adm-text); word-break: break-word; }

.error { color: var(--adm-danger); font-size: 0.88rem; margin-bottom: 8px; }
.muted { color: var(--adm-text-muted); font-size: 0.85rem; }
.field-row { display: flex; align-items: center; gap: 8px; }
.empty-state { text-align: center; padding: 40px 20px; color: var(--adm-text-muted); }

code {
  background: var(--adm-bg);
  border: 1px solid var(--adm-border);
  border-radius: 5px;
  padding: 2px 6px;
  font-size: 0.85rem;
}

.codebox { position: relative; margin: 10px 0 20px; }
.codeblock {
  background: var(--adm-bg);
  border: 1px solid var(--adm-border);
  border-radius: 8px;
  padding: 16px;
  padding-right: 90px;
  font-size: 0.82rem;
  line-height: 1.5;
  overflow-x: auto;
  white-space: pre;
}
.copy-btn {
  position: absolute;
  top: 10px;
  right: 10px;
  padding: 5px 12px;
  font-size: 0.78rem;
}

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

.modal-overlay {
  position: fixed; inset: 0; background: rgba(16, 16, 20, 0.5);
  display: flex; align-items: center; justify-content: center; z-index: 100; padding: 20px;
}
.modal {
  background: var(--adm-surface); border-radius: 12px; box-shadow: var(--adm-shadow-lg);
  padding: 24px; width: 100%; max-width: 440px; max-height: 90vh; overflow-y: auto;
}
.modal h2 { margin-top: 0; font-size: 1.05rem; }
.modal .modal-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 6px; }

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

.toast-container {
  position: fixed; bottom: 20px; right: 20px; display: flex; flex-direction: column; gap: 8px; z-index: 200;
}
.toast {
  background: var(--adm-header-bg); color: var(--adm-header-text); padding: 12px 16px;
  border-radius: 8px; box-shadow: var(--adm-shadow-lg); font-size: 0.88rem; max-width: 320px;
}
.toast.toast-error { background: var(--adm-danger); color: #fff; }

@media (max-width: 780px) {
  .shell { flex-direction: column; }
  .sidebar { width: 100%; height: auto; position: static; flex-direction: row; align-items: center; padding: 12px 16px; overflow-x: auto; }
  .sidebar-brand { padding: 0 12px 0 0; }
  .sidebar-nav { flex-direction: row; }
  main { padding: 18px 16px 40px; }
  .topbar { padding: 14px 16px; }
}