@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

/* =====================================================
   DESIGN TOKENS
   ===================================================== */
:root {
  --bg-primary:    #0a0f1e;
  --bg-secondary:  #0f172a;
  --bg-card:       rgba(15, 23, 42, 0.85);
  --bg-glass:      rgba(255, 255, 255, 0.04);
  --bg-glass-hover:rgba(255, 255, 255, 0.08);

  --border:        rgba(255, 255, 255, 0.08);
  --border-accent: rgba(99, 102, 241, 0.4);

  --text-primary:  #f1f5f9;
  --text-secondary:#94a3b8;
  --text-muted:    #475569;

  --accent:        #6366f1;
  --accent-hover:  #4f46e5;
  --accent-light:  rgba(99, 102, 241, 0.15);

  --green:  #22c55e;  --green-light:  rgba(34, 197, 94, 0.12);
  --red:    #ef4444;  --red-light:    rgba(239, 68, 68, 0.12);
  --yellow: #f59e0b;  --yellow-light: rgba(245, 158, 11, 0.12);
  --purple: #a855f7;  --purple-light: rgba(168, 85, 247, 0.12);
  --orange: #f97316;  --orange-light: rgba(249, 115, 22, 0.12);
  --pink:   #ec4899;  --pink-light:   rgba(236, 72, 153, 0.12);
  --slate:  #64748b;  --slate-light:  rgba(100, 116, 139, 0.12);

  --radius-sm: 8px;
  --radius:    12px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
  --shadow:    0 4px 24px rgba(0,0,0,0.4);
  --shadow-lg: 0 8px 48px rgba(0,0,0,0.5);
  --shadow-glow: 0 0 40px rgba(99,102,241,0.15);

  --transition: 0.2s ease;
  --transition-slow: 0.4s ease;
}

/* =====================================================
   RESET & BASE
   ===================================================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  background-image:
    radial-gradient(ellipse at 20% 20%, rgba(99,102,241,0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 80%, rgba(168,85,247,0.05) 0%, transparent 50%);
}

a { color: var(--accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent-hover); }

/* =====================================================
   LAYOUT
   ===================================================== */
.app-wrapper { display: flex; min-height: 100vh; }

/* Sidebar */
.sidebar {
  width: 260px;
  flex-shrink: 0;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 100;
  transition: transform var(--transition-slow);
}

.sidebar-logo {
  padding: 24px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 12px;
}
.sidebar-logo .logo-icon {
  width: 40px; height: 40px;
  background: linear-gradient(135deg, var(--accent), var(--purple));
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px;
  box-shadow: 0 4px 16px rgba(99,102,241,0.3);
}
.sidebar-logo .logo-text { font-size: 16px; font-weight: 700; color: var(--text-primary); }
.sidebar-logo .logo-version { font-size: 11px; color: var(--text-muted); }

.sidebar-nav { padding: 16px 12px; flex: 1; overflow-y: auto; }
.nav-label { font-size: 10px; font-weight: 600; text-transform: uppercase; letter-spacing: 1.5px; color: var(--text-muted); padding: 8px 8px 4px; }

.nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 14px; font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  margin-bottom: 2px;
}
.nav-item:hover { background: var(--bg-glass-hover); color: var(--text-primary); }
.nav-item.active { background: var(--accent-light); color: var(--accent); border: 1px solid var(--border-accent); }
.nav-item .nav-icon { font-size: 16px; width: 20px; text-align: center; }
.nav-item .nav-badge { margin-left: auto; background: var(--accent); color: #fff; font-size: 10px; font-weight: 700; padding: 2px 7px; border-radius: 20px; }

.sidebar-footer { padding: 16px; border-top: 1px solid var(--border); font-size: 12px; color: var(--text-muted); }

/* Main content */
.main-content { margin-left: 260px; flex: 1; min-height: 100vh; }

.topbar {
  height: 64px;
  background: rgba(10,15,30,0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 32px;
  position: sticky; top: 0; z-index: 50;
}
.topbar-title { font-size: 20px; font-weight: 700; }
.topbar-actions { display: flex; align-items: center; gap: 12px; }

.page-body { padding: 32px; }

/* =====================================================
   CARDS & GLASS
   ===================================================== */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow);
  transition: box-shadow var(--transition);
}
.card:hover { box-shadow: var(--shadow-lg); }
.card-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.card-title { font-size: 16px; font-weight: 600; color: var(--text-primary); }
.card-subtitle { font-size: 13px; color: var(--text-secondary); margin-top: 2px; }

/* =====================================================
   STAT CARDS
   ===================================================== */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 16px; margin-bottom: 28px; }

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  display: flex; flex-direction: column; gap: 8px;
  position: relative; overflow: hidden;
  transition: all var(--transition);
  backdrop-filter: blur(12px);
}
.stat-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--card-accent, var(--accent)), transparent);
}
.stat-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); border-color: var(--border-accent); }

.stat-label { font-size: 12px; font-weight: 500; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 0.5px; }
.stat-value { font-size: 32px; font-weight: 800; color: var(--text-primary); line-height: 1; }
.stat-sub   { font-size: 12px; color: var(--text-muted); }
.stat-icon  { position: absolute; right: 16px; top: 16px; font-size: 28px; opacity: 0.15; }

.stat-card.green  { --card-accent: var(--green); }
.stat-card.red    { --card-accent: var(--red); }
.stat-card.purple { --card-accent: var(--purple); }
.stat-card.yellow { --card-accent: var(--yellow); }
.stat-card.orange { --card-accent: var(--orange); }
.stat-card.pink   { --card-accent: var(--pink); }
.stat-card.slate  { --card-accent: var(--slate); }
.stat-card.accent { --card-accent: var(--accent); }

/* =====================================================
   PROGRESS BAR
   ===================================================== */
.progress-wrapper { margin-bottom: 28px; }
.progress-header  { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.progress-label   { font-size: 14px; font-weight: 500; color: var(--text-secondary); }
.progress-value   { font-size: 14px; font-weight: 700; color: var(--accent); }

.progress-bar {
  height: 10px;
  background: rgba(255,255,255,0.06);
  border-radius: 999px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--purple));
  border-radius: 999px;
  transition: width 0.5s ease;
  position: relative;
  overflow: hidden;
}
.progress-fill::after {
  content: '';
  position: absolute; top: 0; left: -100%; right: 0; bottom: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  animation: shimmer 1.8s infinite;
}
@keyframes shimmer { to { left: 100%; } }

.progress-stats { display: flex; gap: 24px; margin-top: 12px; font-size: 13px; }
.progress-stat-item { color: var(--text-secondary); }
.progress-stat-item strong { color: var(--text-primary); }

/* =====================================================
   BUTTONS
   ===================================================== */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-size: 14px; font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
  text-decoration: none;
}
.btn:disabled { opacity: 0.45; cursor: not-allowed; pointer-events: none; }

.btn-primary { background: linear-gradient(135deg, var(--accent), var(--accent-hover)); color: #fff; border-color: transparent; box-shadow: 0 4px 16px rgba(99,102,241,0.3); }
.btn-primary:hover { box-shadow: 0 4px 24px rgba(99,102,241,0.5); transform: translateY(-1px); }

.btn-success { background: linear-gradient(135deg, #16a34a, #15803d); color: #fff; box-shadow: 0 4px 16px rgba(22,163,74,0.3); }
.btn-success:hover { box-shadow: 0 4px 24px rgba(22,163,74,0.5); transform: translateY(-1px); }

.btn-danger  { background: linear-gradient(135deg, #dc2626, #b91c1c); color: #fff; box-shadow: 0 4px 16px rgba(220,38,38,0.3); }
.btn-danger:hover { box-shadow: 0 4px 24px rgba(220,38,38,0.5); transform: translateY(-1px); }

.btn-warning { background: linear-gradient(135deg, #d97706, #b45309); color: #fff; }
.btn-warning:hover { transform: translateY(-1px); }

.btn-ghost {
  background: var(--bg-glass); color: var(--text-secondary);
  border-color: var(--border);
}
.btn-ghost:hover { background: var(--bg-glass-hover); color: var(--text-primary); }

.btn-sm { padding: 6px 14px; font-size: 13px; }
.btn-lg { padding: 13px 28px; font-size: 16px; }
.btn-icon { padding: 9px; }

/* =====================================================
   FORMS & UPLOAD
   ===================================================== */
.form-group { margin-bottom: 20px; }
.form-label { display: block; font-size: 13px; font-weight: 600; color: var(--text-secondary); margin-bottom: 8px; text-transform: uppercase; letter-spacing: 0.5px; }

.form-control {
  width: 100%;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  padding: 10px 14px;
  font-size: 14px;
  font-family: inherit;
  transition: all var(--transition);
  outline: none;
}
.form-control:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(99,102,241,0.15); background: rgba(255,255,255,0.07); }
.form-control option { background: var(--bg-secondary); color: var(--text-primary); }

/* Upload drop zone */
.upload-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius-lg);
  padding: 60px 40px;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.upload-zone::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at center, rgba(99,102,241,0.03) 0%, transparent 70%);
  opacity: 0; transition: opacity var(--transition);
}
.upload-zone:hover { border-color: var(--accent); }
.upload-zone:hover::before { opacity: 1; }
.upload-zone.drag-over { border-color: var(--accent); background: var(--accent-light); transform: scale(1.01); }

.upload-zone input[type="file"] { display: none; }
.upload-icon { font-size: 56px; margin-bottom: 16px; display: block; filter: drop-shadow(0 4px 12px rgba(99,102,241,0.3)); }
.upload-title { font-size: 20px; font-weight: 700; color: var(--text-primary); margin-bottom: 8px; }
.upload-desc  { font-size: 14px; color: var(--text-secondary); margin-bottom: 20px; }
.upload-formats { display: inline-flex; gap: 8px; flex-wrap: wrap; justify-content: center; }
.format-badge { background: var(--accent-light); border: 1px solid var(--border-accent); color: var(--accent); padding: 3px 10px; border-radius: 999px; font-size: 12px; font-weight: 600; }

/* =====================================================
   TABLES
   ===================================================== */
.table-wrapper { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--border); }

table { width: 100%; border-collapse: collapse; font-size: 13px; }
thead th {
  background: rgba(255,255,255,0.04);
  padding: 12px 16px;
  text-align: left; font-weight: 600; font-size: 11px;
  text-transform: uppercase; letter-spacing: 0.8px;
  color: var(--text-secondary); white-space: nowrap;
  border-bottom: 1px solid var(--border);
}
tbody tr { border-bottom: 1px solid rgba(255,255,255,0.04); transition: background var(--transition); }
tbody tr:hover { background: rgba(255,255,255,0.03); }
tbody tr:last-child { border-bottom: none; }
tbody td { padding: 11px 16px; color: var(--text-primary); vertical-align: middle; }
tbody td.muted { color: var(--text-secondary); }

/* =====================================================
   BADGES / STATUS
   ===================================================== */
.badge {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 3px 10px; border-radius: 999px;
  font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px;
  white-space: nowrap;
}
.badge::before { content: '\u25cf'; font-size: 8px; }
/* State badges carry their own SVG icon — remove the dot */
.badge-running::before, .badge-paused::before,
.badge-completed::before, .badge-cancelled::before { content: none; }

.badge-valid        { background: var(--green-light);  color: var(--green);  border: 1px solid rgba(34,197,94,0.25); }
.badge-invalid      { background: var(--red-light);    color: var(--red);    border: 1px solid rgba(239,68,68,0.25); }
.badge-risky        { background: var(--orange-light); color: var(--orange); border: 1px solid rgba(249,115,22,0.25); }
.badge-catch-all    { background: var(--purple-light); color: var(--purple); border: 1px solid rgba(168,85,247,0.25); }
.badge-unknown      { background: var(--slate-light);  color: var(--slate);  border: 1px solid rgba(100,116,139,0.25); }
.badge-disposable   { background: var(--pink-light);   color: var(--pink);   border: 1px solid rgba(236,72,153,0.25); }
.badge-no-mx        { background: var(--yellow-light); color: var(--yellow); border: 1px solid rgba(245,158,11,0.25); }
.badge-domain-invalid { background: var(--red-light);  color: var(--red);    border: 1px solid rgba(239,68,68,0.25); }
.badge-smtp-error   { background: var(--red-light);    color: var(--red);    border: 1px solid rgba(239,68,68,0.25); }
.badge-timeout      { background: var(--orange-light); color: var(--orange); border: 1px solid rgba(249,115,22,0.25); }
.badge-pending      { background: var(--slate-light);  color: var(--slate);  border: 1px solid rgba(100,116,139,0.25); }
.badge-running      { background: var(--accent-light); color: var(--accent); border: 1px solid var(--border-accent); }
.badge-paused       { background: var(--yellow-light); color: var(--yellow); border: 1px solid rgba(245,158,11,0.25); }
.badge-completed    { background: var(--green-light);  color: var(--green);  border: 1px solid rgba(34,197,94,0.25); }
.badge-cancelled    { background: var(--red-light);    color: var(--red);    border: 1px solid rgba(239,68,68,0.25); }

.check-pass { color: var(--green); font-weight: 600; }
.check-fail { color: var(--red);   font-weight: 600; }
.check-na   { color: var(--text-muted); }

/* =====================================================
   ALERTS & MESSAGES
   ===================================================== */
.alert { padding: 14px 18px; border-radius: var(--radius-sm); font-size: 14px; border: 1px solid; display: flex; align-items: flex-start; gap: 10px; }
.alert-error   { background: var(--red-light);    border-color: rgba(239,68,68,0.3);   color: #fca5a5; }
.alert-success { background: var(--green-light);  border-color: rgba(34,197,94,0.3);   color: #86efac; }
.alert-info    { background: var(--accent-light); border-color: var(--border-accent);  color: #a5b4fc; }
.alert-warning { background: var(--yellow-light); border-color: rgba(245,158,11,0.3);  color: #fcd34d; }

/* =====================================================
   VALIDATION CONTROLS
   ===================================================== */
.control-bar {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  padding: 20px 24px;
  background: var(--bg-glass);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  margin-bottom: 24px;
}
.control-status { font-size: 14px; color: var(--text-secondary); }
.control-status strong { color: var(--text-primary); }
.current-email { font-size: 13px; color: var(--text-muted); font-family: monospace; }

/* =====================================================
   FILTER TABS
   ===================================================== */
.filter-tabs { display: flex; gap: 4px; flex-wrap: wrap; padding: 4px; background: rgba(255,255,255,0.04); border-radius: var(--radius-sm); border: 1px solid var(--border); margin-bottom: 20px; }
.filter-tab { padding: 7px 16px; border-radius: var(--radius-sm); font-size: 13px; font-weight: 500; color: var(--text-secondary); cursor: pointer; transition: all var(--transition); border: 1px solid transparent; user-select: none; }
.filter-tab:hover { color: var(--text-primary); background: var(--bg-glass); }
.filter-tab.active { background: var(--accent-light); color: var(--accent); border-color: var(--border-accent); }

/* =====================================================
   SEARCH
   ===================================================== */
.search-wrapper { position: relative; }
.search-icon { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); font-size: 16px; color: var(--text-muted); pointer-events: none; }
.search-input { padding-left: 38px; }

/* =====================================================
   EXPORT OPTIONS
   ===================================================== */
.export-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 16px; }
.export-card {
  background: var(--bg-glass);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  display: flex; flex-direction: column; gap: 12px;
  text-align: center;
  transition: all var(--transition);
  cursor: pointer;
}
.export-card:hover { border-color: var(--border-accent); background: var(--bg-glass-hover); transform: translateY(-2px); }
.export-card-icon { font-size: 36px; }
.export-card-title { font-size: 15px; font-weight: 600; color: var(--text-primary); }
.export-card-desc  { font-size: 12px; color: var(--text-secondary); }

/* =====================================================
   PAGINATION
   ===================================================== */
.pagination { display: flex; align-items: center; justify-content: center; gap: 4px; margin-top: 20px; }
.page-btn { width: 36px; height: 36px; display: flex; align-items: center; justify-content: center; border-radius: var(--radius-sm); font-size: 13px; font-weight: 500; cursor: pointer; transition: all var(--transition); border: 1px solid var(--border); color: var(--text-secondary); background: transparent; }
.page-btn:hover { background: var(--bg-glass-hover); color: var(--text-primary); }
.page-btn.active { background: var(--accent); color: #fff; border-color: var(--accent); }
.page-btn:disabled { opacity: 0.3; cursor: not-allowed; }

/* =====================================================
   COLUMN SELECTOR
   ===================================================== */
.col-selector { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 8px; max-height: 280px; overflow-y: auto; }
.col-option { padding: 10px 14px; background: var(--bg-glass); border: 1px solid var(--border); border-radius: var(--radius-sm); cursor: pointer; font-size: 13px; color: var(--text-secondary); transition: all var(--transition); display: flex; align-items: center; gap: 8px; }
.col-option:hover { border-color: var(--border-accent); color: var(--text-primary); }
.col-option.selected { background: var(--accent-light); border-color: var(--border-accent); color: var(--accent); font-weight: 600; }

/* =====================================================
   LIVE LOG
   ===================================================== */
.live-log { background: rgba(0,0,0,0.3); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 16px; font-size: 12px; font-family: 'Courier New', monospace; height: 140px; overflow-y: auto; color: var(--text-secondary); }
.log-entry { padding: 2px 0; }
.log-entry .log-time  { color: var(--text-muted); margin-right: 8px; }
.log-entry .log-email { color: var(--accent); }
.log-entry .log-status-valid        { color: var(--green); font-weight: 600; }
.log-entry .log-status-invalid      { color: var(--red); font-weight: 600; }
.log-entry .log-status-catch-all    { color: var(--purple); font-weight: 600; }
.log-entry .log-status-risky        { color: var(--orange); font-weight: 600; }
.log-entry .log-status-disposable   { color: var(--pink); font-weight: 600; }
.log-entry .log-status-unknown      { color: var(--slate); font-weight: 600; }

/* =====================================================
   EMPTY STATE
   ===================================================== */
.empty-state { text-align: center; padding: 60px 24px; color: var(--text-muted); }
.empty-state-icon { font-size: 56px; margin-bottom: 16px; display: block; opacity: 0.4; }
.empty-state-title { font-size: 18px; font-weight: 600; color: var(--text-secondary); margin-bottom: 8px; }
.empty-state-desc  { font-size: 14px; }

/* =====================================================
   UTILITIES
   ===================================================== */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-4  { gap: 4px; }
.gap-8  { gap: 8px; }
.gap-12 { gap: 12px; }
.gap-16 { gap: 16px; }
.gap-24 { gap: 24px; }
.mt-4  { margin-top: 4px; }
.mt-8  { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.text-sm  { font-size: 13px; }
.text-xs  { font-size: 12px; }
.text-muted { color: var(--text-muted); }
.text-secondary { color: var(--text-secondary); }
.font-mono { font-family: 'Courier New', monospace; }
.w-full { width: 100%; }
.hidden { display: none !important; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 280px; }

/* =====================================================
   SPINNER
   ===================================================== */
.spinner {
  width: 18px; height: 18px;
  border: 2px solid rgba(255,255,255,0.2);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* =====================================================
   TOASTS
   ===================================================== */
#toast-container { position: fixed; bottom: 24px; right: 24px; z-index: 9999; display: flex; flex-direction: column; gap: 8px; }
.toast {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  font-size: 14px;
  color: var(--text-primary);
  display: flex; align-items: center; gap: 10px;
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(12px);
  animation: slideUp 0.3s ease;
  min-width: 280px;
}
.toast.success { border-color: rgba(34,197,94,0.4); }
.toast.error   { border-color: rgba(239,68,68,0.4); }
.toast.info    { border-color: var(--border-accent); }
@keyframes slideUp { from { transform: translateY(20px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }

/* Global: make inline SVGs sit flush with surrounding text */
svg { display: inline-block; vertical-align: middle; flex-shrink: 0; }
.toast-icon { display: flex; align-items: center; }

/* =====================================================
   MODALS
   ===================================================== */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  padding: 16px;
  animation: fadeIn 0.2s ease;
}
.modal-backdrop.hidden { display: none; }
.modal-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: 0 25px 50px -12px rgba(0,0,0,0.5);
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  animation: slideUp 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
}
.modal-title { font-size: 18px; font-weight: 700; color: var(--text-primary); }
.modal-subtitle { font-size: 12px; color: var(--text-secondary); margin-top: 2px; }
.btn-close {
  background: transparent;
  border: none;
  font-size: 24px;
  line-height: 1;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  transition: all 0.15s ease;
}
.btn-close:hover { color: var(--text-primary); background: var(--bg-hover); }
.modal-body { padding: 24px; }
.modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

/* =====================================================
   ENGINE SELECTOR CARDS
   ===================================================== */
.engine-selector-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 8px;
}
.engine-card {
  border: 2px solid var(--border);
  border-radius: var(--radius-md);
  padding: 14px;
  background: var(--bg-surface);
  cursor: pointer;
  transition: all 0.2s ease;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.engine-card:hover {
  border-color: var(--border-accent);
  background: var(--bg-hover);
}
.engine-card.selected {
  border-color: var(--accent);
  background: var(--accent-light);
  box-shadow: 0 0 0 1px var(--accent);
}
.engine-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.engine-card-title {
  font-size: 14px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--text-primary);
}
.engine-card-desc {
  font-size: 11px;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* Status Badges */
.badge-spamtrap   { background: rgba(239, 68, 68, 0.15); color: #f87171; border: 1px solid rgba(239, 68, 68, 0.3); }
.badge-abuse      { background: rgba(249, 115, 22, 0.15); color: #fb923c; border: 1px solid rgba(249, 115, 22, 0.3); }
.badge-donotmail  { background: rgba(168, 85, 247, 0.15); color: #c084fc; border: 1px solid rgba(168, 85, 247, 0.3); }
.badge-zerobounce { background: rgba(56, 189, 248, 0.15); color: #38bdf8; border: 1px solid rgba(56, 189, 248, 0.3); }

/* Sub-status label in table */
.sub-status-pill {
  display: inline-block;
  font-size: 11px;
  color: var(--text-muted);
  font-family: var(--font-mono);
  background: var(--bg-surface);
  padding: 1px 6px;
  border-radius: 4px;
  margin-top: 2px;
}

/* =====================================================
   RESPONSIVE
   ===================================================== */
@media (max-width: 900px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); }
  .main-content { margin-left: 0; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .page-body { padding: 16px; }
  .engine-selector-grid { grid-template-columns: 1fr; }
}