/* BotMentor Admin — design system */

:root {
  --bg: #0a0e17;
  --bg-elevated: #0d1220;
  --surface: #121827;
  --surface-2: #161e30;
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.14);
  --text: #e7eaf2;
  --text-muted: #8b96ac;
  --text-faint: #5c6680;
  --accent: #5b8cff;
  --accent-2: #22d3ee;
  --accent-soft: rgba(91, 140, 255, 0.12);
  --success: #34d399;
  --success-soft: rgba(52, 211, 153, 0.12);
  --warn: #fbbf24;
  --warn-soft: rgba(251, 191, 36, 0.12);
  --danger: #f87171;
  --danger-soft: rgba(248, 113, 113, 0.12);
  --radius: 10px;
  --radius-lg: 14px;
  --shadow: 0 8px 30px rgba(0, 0, 0, 0.35);
  --font: "Inter", -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

html, body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  margin: 0;
  padding: 0;
}

body {
  background-image:
    radial-gradient(ellipse 1200px 600px at 15% -10%, rgba(91, 140, 255, 0.10), transparent 60%),
    radial-gradient(ellipse 900px 500px at 100% 0%, rgba(34, 211, 238, 0.07), transparent 55%);
  background-attachment: fixed;
  min-height: 100vh;
}

a { color: inherit; }

::selection { background: var(--accent-soft); color: var(--text); }

/* ---------- App shell (sidebar layout) ---------- */

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

.sidebar {
  width: 240px;
  flex-shrink: 0;
  background: linear-gradient(180deg, var(--bg-elevated), #0a0d16);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 1.35rem 1.25rem;
  text-decoration: none;
  border-bottom: 1px solid var(--border);
}

.sidebar-brand .mark {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 0 0 1px rgba(255,255,255,0.08), 0 4px 14px rgba(91, 140, 255, 0.35);
}
.sidebar-brand .mark svg { width: 17px; height: 17px; }

.sidebar-brand .word {
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  line-height: 1.1;
}
.sidebar-brand .word small {
  display: block;
  font-weight: 500;
  font-size: 0.68rem;
  color: var(--text-faint);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-top: 2px;
}

.sidebar-nav {
  flex: 1;
  padding: 0.9rem 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.55rem 0.7rem;
  border-radius: 8px;
  text-decoration: none;
  color: var(--text-muted);
  font-size: 0.87rem;
  font-weight: 500;
  transition: background 0.15s ease, color 0.15s ease;
}
.sidebar-nav a svg { width: 16px; height: 16px; flex-shrink: 0; opacity: 0.85; }
.sidebar-nav a:hover { background: var(--surface); color: var(--text); }
.sidebar-nav a.active {
  background: var(--accent-soft);
  color: #cfe0ff;
}
.sidebar-nav .nav-section {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-faint);
  padding: 1rem 0.7rem 0.35rem;
}

.sidebar-footer {
  padding: 0.9rem 1rem 1.1rem;
  border-top: 1px solid var(--border);
}
.sidebar-user {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.65rem;
}
.sidebar-user .avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--surface-2);
  border: 1px solid var(--border-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--accent-2);
  flex-shrink: 0;
}
.sidebar-user .email {
  font-size: 0.78rem;
  color: var(--text-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.sidebar-footer a.logout {
  display: block;
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-faint);
  text-decoration: none;
  padding: 0.4rem;
  border-radius: 7px;
  transition: color 0.15s, background 0.15s;
}
.sidebar-footer a.logout:hover { color: var(--danger); background: var(--danger-soft); }

.main {
  flex: 1;
  min-width: 0;
  padding: 2.25rem 2.5rem 3rem;
  max-width: 1100px;
}

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.75rem;
}
.page-header h1 {
  font-size: 1.4rem;
  font-weight: 700;
  margin: 0;
  letter-spacing: -0.01em;
}
.page-header .subtitle {
  color: var(--text-muted);
  font-size: 0.88rem;
  margin-top: 0.3rem;
}

/* ---------- Components ---------- */

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.4rem 1.5rem;
  margin-bottom: 1.5rem;
}
.card h2 {
  font-size: 0.95rem;
  font-weight: 650;
  margin: 0 0 1rem;
  color: var(--text);
}

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 0.75rem 0.6rem; vertical-align: middle; }
thead th {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-faint);
  border-bottom: 1px solid var(--border);
  font-weight: 600;
}
tbody tr { border-bottom: 1px solid var(--border); transition: background 0.15s; }
tbody tr:last-child { border-bottom: none; }
tbody tr:hover { background: rgba(255,255,255,0.02); }
td { font-size: 0.88rem; color: var(--text); }
td.muted, .muted { color: var(--text-muted); }

a.row-link { text-decoration: none; color: var(--text); font-weight: 600; }
a.row-link:hover { color: var(--accent-2); }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}
.badge::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.badge-active { background: var(--success-soft); color: var(--success); }
.badge-paused { background: var(--warn-soft); color: var(--warn); }
.badge-archived { background: rgba(139, 150, 172, 0.15); color: var(--text-muted); }

.warn { color: var(--warn); }
.callout {
  display: flex;
  gap: 0.6rem;
  align-items: flex-start;
  padding: 0.8rem 1rem;
  border-radius: var(--radius);
  font-size: 0.85rem;
  margin-bottom: 1.25rem;
}
.callout-warn { background: var(--warn-soft); color: #ffd88a; border: 1px solid rgba(251, 191, 36, 0.25); }
.callout-error { background: var(--danger-soft); color: #ffb4b4; border: 1px solid rgba(248, 113, 113, 0.25); }

.actions { display: flex; gap: 0.6rem; margin-bottom: 1.5rem; flex-wrap: wrap; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.55rem 1.05rem;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid var(--border-strong);
  background: var(--surface-2);
  color: var(--text);
  transition: transform 0.1s ease, border-color 0.15s, background 0.15s;
  font-family: inherit;
}
.btn:hover { border-color: var(--accent); background: #1a2338; }
.btn:active { transform: scale(0.98); }
.btn-primary {
  background: linear-gradient(135deg, var(--accent), #6a5bff);
  border-color: transparent;
  color: white;
  box-shadow: 0 4px 16px rgba(91, 140, 255, 0.3);
}
.btn-primary:hover { filter: brightness(1.08); background: linear-gradient(135deg, var(--accent), #6a5bff); }
.btn-sm { padding: 0.4rem 0.75rem; font-size: 0.78rem; }

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 7px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.icon-btn svg { width: 15px; height: 15px; }
.icon-btn:hover { background: var(--surface-2); color: var(--text); border-color: var(--border-strong); }
.icon-btn.danger:hover { background: var(--danger-soft); color: var(--danger); }
.row-actions { display: flex; gap: 0.3rem; align-items: center; }

form.stacked label {
  display: block;
  margin-top: 1.1rem;
  margin-bottom: 0.35rem;
  font-weight: 600;
  font-size: 0.83rem;
  color: var(--text-muted);
}
form.stacked label:first-child { margin-top: 0; }

input[type=text], input[type=email], input[type=password], input[type=file], textarea, select {
  width: 100%;
  box-sizing: border-box;
  padding: 0.65rem 0.8rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  color: var(--text);
  font-family: inherit;
  font-size: 0.88rem;
  transition: border-color 0.15s, box-shadow 0.15s;
}
input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
textarea.code { font-family: var(--mono); font-size: 0.82rem; line-height: 1.5; }

.field-block {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.9rem 1rem;
  margin-bottom: 0.9rem;
  background: var(--bg-elevated);
}
.field-block label { margin: 0 0 0.4rem; display: block; }
.field-block code { color: var(--accent-2); font-size: 0.82rem; }

code {
  font-family: var(--mono);
  background: rgba(255,255,255,0.06);
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  font-size: 0.85em;
}

pre {
  font-family: var(--mono);
  font-size: 0.82rem;
  color: var(--text-muted);
  white-space: pre-wrap;
  margin: 0;
}

pre.diff {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.75rem 0.9rem;
  line-height: 1.6;
}
pre.diff span { display: block; white-space: pre-wrap; }
.diff-add { color: var(--success); }
.diff-del { color: var(--danger); }
.diff-ctx { color: var(--text-faint); }

select { cursor: pointer; }

.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--text-muted);
}

/* ---------- Auth / login page ---------- */

.auth-shell {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  position: relative;
  overflow: hidden;
}

.auth-shell::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: radial-gradient(ellipse 700px 500px at 50% 40%, black, transparent 75%);
  pointer-events: none;
}

.auth-card {
  position: relative;
  width: 100%;
  max-width: 380px;
  background: rgba(18, 24, 39, 0.75);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  padding: 2.25rem 2rem 2rem;
  box-shadow: var(--shadow);
}

.auth-brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  margin-bottom: 1.75rem;
}
.auth-brand .mark {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.9rem;
  box-shadow: 0 0 0 1px rgba(255,255,255,0.08), 0 6px 20px rgba(91, 140, 255, 0.35);
}
.auth-brand .mark svg { width: 26px; height: 26px; }
.auth-brand h1 { font-size: 1.15rem; font-weight: 700; margin: 0; letter-spacing: -0.01em; }
.auth-brand p { font-size: 0.8rem; color: var(--text-muted); margin: 0.3rem 0 0; }

.auth-card .btn-primary { width: 100%; justify-content: center; margin-top: 1.4rem; padding: 0.7rem; font-size: 0.88rem; }

.auth-footer {
  text-align: center;
  font-size: 0.72rem;
  color: var(--text-faint);
  margin-top: 1.5rem;
  letter-spacing: 0.02em;
}

@media (max-width: 780px) {
  .sidebar { display: none; }
  .main { padding: 1.5rem; max-width: 100%; }
}