:root {
  --bg: #0B0F19;
  --bg-card: #111827;
  --bg-input: #0D1117;
  --border: rgba(255,255,255,0.08);
  --border-hover: rgba(255,255,255,0.15);
  --text: #E5E7EB;
  --text-muted: #6B7280;
  --text-dim: #4B5563;
  --primary: #6366F1;
  --primary-hover: #818CF8;
  --success: #34D399;
  --danger: #F87171;
  --warning: #FBBF24;
  --radius: 10px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 14px;
  min-height: 100vh;
}

#app { min-height: 100vh; }

/* ── Login ── */
.login-wrap {
  display: flex; align-items: center; justify-content: center;
  min-height: 100vh; padding: 20px;
}
.login-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 16px; padding: 32px; width: 100%; max-width: 380px;
}
.login-card h1 { font-size: 22px; margin-bottom: 4px; }
.login-card p { color: var(--text-muted); font-size: 13px; margin-bottom: 24px; }

/* ── Layout ── */
.layout { display: flex; min-height: 100vh; }
.sidebar {
  width: 240px; background: var(--bg-card); border-right: 1px solid var(--border);
  display: flex; flex-direction: column; flex-shrink: 0;
  transition: width 0.25s ease;
  overflow: hidden;
}
.sidebar.collapsed { width: 56px; }
.sidebar.collapsed .sidebar-header span,
.sidebar.collapsed .nav-item span:not(.nav-icon),
.sidebar.collapsed .sidebar-footer .user-info,
.sidebar.collapsed .sidebar-footer .btn { display: none; }
.sidebar.collapsed .nav-item { justify-content: center; padding: 10px 8px; }
.sidebar.collapsed .sidebar-header { justify-content: center; padding: 20px 8px; }
.sidebar.collapsed .sidebar-footer { padding: 12px 8px; }

.sidebar-toggle {
  background: none; border: none; color: var(--text-muted); cursor: pointer;
  font-size: 20px; padding: 4px; border-radius: 6px; transition: all 0.15s;
  display: flex; align-items: center; justify-content: center;
}
.sidebar-toggle:hover { background: rgba(255,255,255,0.06); color: var(--text); }

.sidebar-header {
  padding: 20px 16px; border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: 10px;
}
.sidebar-header span { font-size: 18px; font-weight: 700; }
.sidebar-nav { flex: 1; padding: 12px 8px; display: flex; flex-direction: column; gap: 2px; }
.nav-item {
  display: flex; align-items: center; gap: 10px; padding: 10px 12px;
  border-radius: 8px; cursor: pointer; color: var(--text-muted);
  font-size: 13px; font-weight: 500; border: none; background: none;
  width: 100%; text-align: left; transition: all 0.15s;
}
.nav-item:hover { background: rgba(255,255,255,0.04); color: var(--text); }
.nav-item.active { background: rgba(99,102,241,0.12); color: var(--primary-hover); }
.nav-icon { font-size: 16px; flex-shrink: 0; width: 20px; text-align: center; line-height: 1; }
.sidebar-footer { padding: 12px 16px; border-top: 1px solid var(--border); }
.sidebar-footer .user-info { font-size: 12px; color: var(--text-muted); margin-bottom: 8px; }

.main { flex: 1; overflow: auto; padding: 24px 32px; max-width: 100%; }
.main-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; flex-wrap: wrap; gap: 12px; }
.main-header h2 { font-size: 20px; }

/* ── Forms ── */
.form-group { display: flex; flex-direction: column; gap: 5px; margin-bottom: 14px; }
.form-group label { font-size: 12px; font-weight: 600; color: var(--text-muted); }
.form-group input, .form-group select, .form-group textarea {
  background: var(--bg-input); border: 1px solid var(--border); border-radius: 8px;
  color: var(--text); font-size: 13px; padding: 9px 12px; outline: none;
  font-family: inherit; transition: border 0.15s; width: 100%;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: var(--primary);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }

/* ── Buttons ── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 9px 18px; border-radius: 8px; font-size: 13px; font-weight: 600;
  cursor: pointer; border: none; font-family: inherit; transition: all 0.15s;
}
.btn-primary { background: var(--primary); color: white; }
.btn-primary:hover { background: var(--primary-hover); }
.btn-secondary { background: rgba(255,255,255,0.06); color: var(--text); border: 1px solid var(--border); }
.btn-secondary:hover { background: rgba(255,255,255,0.1); }
.btn-danger { background: rgba(248,113,113,0.12); color: var(--danger); border: 1px solid rgba(248,113,113,0.2); }
.btn-danger:hover { background: rgba(248,113,113,0.2); }
.btn-sm { padding: 5px 12px; font-size: 12px; }
.btn-block { width: 100%; }

/* ── Cards ── */
.card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 18px; margin-bottom: 16px;
}
.card-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; }
.card-header h3 { font-size: 15px; }

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

/* ── Badges ── */
.badge { display: inline-flex; align-items: center; gap: 4px; padding: 3px 10px; border-radius: 20px; font-size: 11px; font-weight: 600; }
.badge-success { background: rgba(52,211,153,0.12); color: var(--success); }
.badge-danger { background: rgba(248,113,113,0.12); color: var(--danger); }
.badge-warning { background: rgba(251,191,36,0.12); color: var(--warning); }
.badge-primary { background: rgba(99,102,241,0.12); color: var(--primary-hover); }

/* ── Modal ── */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.6); display: flex;
  align-items: center; justify-content: center; z-index: 100; padding: 20px;
}
.modal {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: 16px;
  padding: 24px; width: 100%; max-width: 560px; max-height: 90vh; overflow: auto;
}
.modal-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.modal-header h3 { font-size: 18px; }
.modal-close { background: none; border: none; color: var(--text-muted); cursor: pointer; font-size: 20px; }

/* ── Step images ── */
.step-image-row { display: flex; align-items: center; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--border); }
.step-image-row img { width: 120px; height: 70px; object-fit: cover; border-radius: 6px; border: 1px solid var(--border); }
.step-image-row .no-img { width: 120px; height: 70px; display: flex; align-items: center; justify-content: center; background: var(--bg-input); border-radius: 6px; color: var(--text-dim); font-size: 11px; }

/* ── Toast ── */
.toast {
  position: fixed; bottom: 24px; right: 24px; padding: 12px 20px;
  border-radius: 10px; font-size: 13px; font-weight: 600; z-index: 200;
  animation: slideIn 0.2s ease;
}
.toast-success { background: rgba(52,211,153,0.15); color: var(--success); border: 1px solid rgba(52,211,153,0.3); }
.toast-error { background: rgba(248,113,113,0.15); color: var(--danger); border: 1px solid rgba(248,113,113,0.3); }

@keyframes slideIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

/* ── Search bar ── */
.search-bar {
  display: flex; align-items: center; gap: 8px; margin-bottom: 16px;
  background: var(--bg-input); border: 1px solid var(--border); border-radius: 10px; padding: 8px 14px;
}
.search-bar input {
  flex: 1; background: none; border: none; color: var(--text); font-size: 13px; outline: none; font-family: inherit;
}
.search-bar input::placeholder { color: var(--text-dim); }

/* ── Scrollable list ── */
.scroll-list {
  max-height: 520px; overflow-y: auto; border: 1px solid var(--border); border-radius: 10px;
  position: relative;
}
.scroll-list::-webkit-scrollbar { width: 8px; }
.scroll-list::-webkit-scrollbar-track { background: rgba(255,255,255,0.02); }
.scroll-list::-webkit-scrollbar-thumb { background: rgba(99,102,241,0.3); border-radius: 4px; }
.scroll-list::-webkit-scrollbar-thumb:hover { background: rgba(99,102,241,0.5); }
.scroll-list table { border-radius: 10px; overflow: hidden; }

/* ── API key box ── */
.api-key-box {
  background: var(--bg-input); border: 1px solid rgba(99,102,241,0.25); border-radius: 10px;
  padding: 14px 16px; margin-top: 12px; display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
}
.api-key-box code {
  font-family: 'JetBrains Mono', monospace; font-size: 12px; color: var(--primary-hover);
  background: rgba(99,102,241,0.08); padding: 4px 10px; border-radius: 6px; flex: 1; min-width: 200px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .sidebar { width: 56px; }
  .sidebar-header span, .nav-item span:not(.nav-icon), .sidebar-footer .user-info, .sidebar-footer .btn { display: none; }
  .nav-item { justify-content: center; }
  .main { padding: 16px; }
  .form-row, .form-row-3 { grid-template-columns: 1fr; }
}