/* Email Finder — modern SaaS styling with dark/light themes */

:root {
  --radius: 10px;
  --radius-sm: 6px;
  --transition: 0.15s ease;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

[data-theme="dark"] {
  --bg: #0b0e14;
  --bg-elev: #12161f;
  --bg-elev-2: #1a2030;
  --border: #232a3a;
  --text: #e6e9f0;
  --text-dim: #8b93a7;
  --text-faint: #5c6478;
  --accent: #4f8cff;
  --accent-hover: #6ba0ff;
  --accent-soft: rgba(79, 140, 255, 0.12);
  --green: #34d399;
  --green-soft: rgba(52, 211, 153, 0.12);
  --amber: #fbbf24;
  --amber-soft: rgba(251, 191, 36, 0.12);
  --red: #f87171;
  --red-soft: rgba(248, 113, 113, 0.12);
  --purple: #a78bfa;
  --purple-soft: rgba(167, 139, 250, 0.12);
  --shadow: 0 8px 30px rgba(0, 0, 0, 0.35);
}

[data-theme="light"] {
  --bg: #f5f7fb;
  --bg-elev: #ffffff;
  --bg-elev-2: #eef1f7;
  --border: #dfe4ee;
  --text: #1a2233;
  --text-dim: #5a6478;
  --text-faint: #98a1b5;
  --accent: #2f6fed;
  --accent-hover: #1f5fd8;
  --accent-soft: rgba(47, 111, 237, 0.1);
  --green: #0e9f6e;
  --green-soft: rgba(14, 159, 110, 0.1);
  --amber: #b45309;
  --amber-soft: rgba(180, 83, 9, 0.1);
  --red: #dc2626;
  --red-soft: rgba(220, 38, 38, 0.08);
  --purple: #7c3aed;
  --purple-soft: rgba(124, 58, 237, 0.08);
  --shadow: 0 8px 30px rgba(30, 40, 70, 0.1);
}

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

html, body { height: 100%; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.hidden { display: none !important; }

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

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-elev);
  color: var(--text);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}
.btn:hover { border-color: var(--accent); color: var(--accent); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

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

.btn-ghost { background: transparent; border-color: transparent; color: var(--text-dim); }
.btn-ghost:hover { background: var(--bg-elev-2); color: var(--text); border-color: transparent; }

.btn-danger { background: transparent; border-color: transparent; color: var(--red); }
.btn-danger:hover { background: var(--red-soft); border-color: transparent; }

.btn-sm { padding: 4px 10px; font-size: 12px; }
.btn-block { width: 100%; }
.btn-search { padding: 10px 24px; font-size: 14px; border-radius: var(--radius); }

.icon-btn {
  width: 34px; height: 34px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-elev);
  color: var(--text-dim);
  cursor: pointer;
  font-size: 15px;
  transition: all var(--transition);
}
.icon-btn:hover { color: var(--accent); border-color: var(--accent); }

/* ---------- Auth ---------- */
.view { min-height: 100vh; }
#view-auth { display: flex; align-items: center; justify-content: center; padding: 24px; }
.auth-card {
  width: 100%; max-width: 400px;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 36px 32px;
  box-shadow: var(--shadow);
}
.brand { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.brand-mark {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  background: var(--accent);
  color: #fff;
  border-radius: 9px;
  font-size: 18px;
  font-weight: 700;
}
.brand-name { font-size: 18px; font-weight: 700; letter-spacing: -0.02em; }
.brand-sm .brand-mark { width: 28px; height: 28px; font-size: 14px; border-radius: 7px; }
.brand-sm .brand-name { font-size: 15px; }
.auth-tagline { color: var(--text-dim); margin-bottom: 20px; }
.auth-tabs { display: flex; gap: 4px; background: var(--bg-elev-2); border-radius: var(--radius-sm); padding: 4px; margin-bottom: 20px; }
.auth-tab {
  flex: 1; padding: 7px; border: none; background: transparent;
  color: var(--text-dim); font-size: 13px; font-weight: 500;
  border-radius: 4px; cursor: pointer;
}
.auth-tab.active { background: var(--bg-elev); color: var(--text); box-shadow: 0 1px 3px rgba(0,0,0,0.15); }
.auth-legal { margin-top: 16px; font-size: 12px; color: var(--text-faint); text-align: center; }

/* ---------- Fields ---------- */
.field { margin-bottom: 14px; }
.field label { display: block; font-size: 12px; font-weight: 600; color: var(--text-dim); margin-bottom: 5px; }
.field input, .field select {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  font-family: var(--font);
  transition: border-color var(--transition);
}
.field input:focus, .field select:focus { outline: none; border-color: var(--accent); }

/* ---------- Topbar ---------- */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 24px; height: 56px;
  background: var(--bg-elev);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 50;
}
.topbar-left { display: flex; align-items: center; gap: 24px; }
.topbar-right { display: flex; align-items: center; gap: 12px; }
.main-nav { display: flex; gap: 4px; }
.nav-btn {
  padding: 6px 12px; border: none; background: transparent;
  color: var(--text-dim); font-size: 13px; font-weight: 500;
  border-radius: var(--radius-sm); cursor: pointer;
}
.nav-btn:hover { color: var(--text); }
.nav-btn.active { background: var(--accent-soft); color: var(--accent); }
.user-email { color: var(--text-dim); font-size: 13px; }

/* ---------- Content ---------- */
.content { max-width: 1200px; margin: 0 auto; padding: 32px 24px 80px; }

/* ---------- Search hero ---------- */
.search-hero { text-align: center; margin-bottom: 28px; }
.search-hero h1 { font-size: 30px; letter-spacing: -0.03em; margin-bottom: 6px; }
.hero-sub { color: var(--text-dim); margin-bottom: 24px; }

.search-box {
  display: flex; gap: 10px;
  max-width: 720px; margin: 0 auto;
}
.search-input-wrap {
  flex: 1; position: relative;
  display: flex; align-items: center;
}
.search-icon {
  position: absolute; left: 14px;
  color: var(--text-faint); font-size: 18px;
}
#search-input {
  width: 100%;
  padding: 12px 44px 12px 40px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-elev);
  color: var(--text);
  font-size: 15px;
  box-shadow: var(--shadow);
  transition: border-color var(--transition);
}
#search-input:focus { outline: none; border-color: var(--accent); }
.kbd-hint {
  position: absolute; right: 12px;
  font-family: var(--mono); font-size: 11px;
  color: var(--text-faint);
  border: 1px solid var(--border);
  border-radius: 4px; padding: 1px 6px;
  background: var(--bg-elev-2);
}

.examples { display: flex; align-items: center; justify-content: center; gap: 8px; flex-wrap: wrap; margin-top: 16px; }
.examples-label { color: var(--text-faint); font-size: 12px; }
.chip {
  padding: 4px 12px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--bg-elev);
  color: var(--text-dim);
  font-size: 12px;
  cursor: pointer;
  transition: all var(--transition);
}
.chip:hover { border-color: var(--accent); color: var(--accent); }

.filters { max-width: 720px; margin: 18px auto 0; text-align: left; }
.filters summary {
  cursor: pointer; color: var(--text-dim); font-size: 13px;
  user-select: none; display: inline-block;
}
.filters summary:hover { color: var(--accent); }
.filters-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px;
  margin-top: 14px; padding: 16px;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
@media (max-width: 640px) { .filters-grid { grid-template-columns: 1fr; } }

/* ---------- Progress ---------- */
.progress-panel {
  max-width: 720px; margin: 0 auto 24px;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 20px;
}
.progress-steps { display: flex; flex-direction: column; gap: 8px; }
.progress-step { display: flex; align-items: center; gap: 10px; color: var(--text-dim); font-size: 13px; }
.progress-step .spinner {
  width: 14px; height: 14px; flex-shrink: 0;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
.progress-step.done { color: var(--text); }
.progress-step.done .spinner { border-color: var(--green); border-top-color: var(--green); animation: none; }
.progress-step.done .spinner::after { content: "✓"; font-size: 10px; color: var(--green); display: flex; align-items: center; justify-content: center; width: 100%; height: 100%; }
.progress-step.error { color: var(--red); }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- Results ---------- */
.results-section { margin-top: 8px; }
.results-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; }
.results-header h2 { font-size: 18px; }
.results-actions { display: flex; gap: 8px; }

.table-wrap {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow-x: auto;
}
.results-table { width: 100%; border-collapse: collapse; min-width: 900px; }
.results-table th {
  text-align: left; font-size: 11px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.05em;
  color: var(--text-faint);
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.results-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
  font-size: 13px;
}
.results-table tr:last-child td { border-bottom: none; }
.results-table tbody tr { transition: background var(--transition); }
.results-table tbody tr:hover { background: var(--bg-elev-2); }

.email-cell { font-family: var(--mono); font-size: 12.5px; color: var(--accent); word-break: break-all; }
.name-cell { font-weight: 600; }
.dim { color: var(--text-dim); }
.faint { color: var(--text-faint); font-size: 12px; }

.badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 2px 8px; border-radius: 999px;
  font-size: 11px; font-weight: 600;
  white-space: nowrap;
}
.badge-verified { background: var(--green-soft); color: var(--green); }
.badge-likely { background: var(--amber-soft); color: var(--amber); }
.badge-unverified { background: var(--purple-soft); color: var(--purple); }
.badge-inferred { background: var(--accent-soft); color: var(--accent); }

.confidence { display: flex; align-items: center; gap: 8px; }
.confidence-bar {
  width: 48px; height: 5px; border-radius: 3px;
  background: var(--bg-elev-2); overflow: hidden;
}
.confidence-fill { height: 100%; border-radius: 3px; background: var(--accent); }
.confidence-fill.high { background: var(--green); }
.confidence-fill.mid { background: var(--amber); }
.confidence-fill.low { background: var(--red); }
.confidence-num { font-size: 12px; font-weight: 600; font-family: var(--mono); }

.row-actions { display: flex; gap: 4px; }
.row-action {
  padding: 3px 8px; font-size: 11px;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: transparent; color: var(--text-dim);
  cursor: pointer; transition: all var(--transition);
  white-space: nowrap;
}
.row-action:hover { border-color: var(--accent); color: var(--accent); }

.signal-list { margin-top: 6px; display: flex; flex-direction: column; gap: 2px; }
.signal-item { font-size: 11px; color: var(--text-faint); display: flex; gap: 6px; align-items: center; }
.signal-item::before { content: "·"; color: var(--accent); }

.empty-state { text-align: center; padding: 48px 20px; color: var(--text-dim); }
.empty-icon { font-size: 32px; margin-bottom: 10px; }
.empty-sub { color: var(--text-faint); font-size: 13px; margin-top: 4px; }

/* ---------- Lists ---------- */
.lists-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; }
.lists-header h2 { font-size: 20px; }
.lists-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 14px; }
.list-card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  cursor: pointer;
  transition: all var(--transition);
}
.list-card:hover { border-color: var(--accent); transform: translateY(-1px); }
.list-card h4 { font-size: 15px; margin-bottom: 4px; }
.list-card .list-kind {
  display: inline-block; font-size: 11px; font-weight: 600;
  color: var(--accent); background: var(--accent-soft);
  padding: 1px 8px; border-radius: 999px; margin-bottom: 8px;
}
.list-card .list-meta { color: var(--text-faint); font-size: 12px; }

.list-detail-header { display: flex; align-items: center; gap: 14px; margin-bottom: 16px; flex-wrap: wrap; }
.list-detail-header h3 { font-size: 18px; flex: 1; }
.list-detail-actions { display: flex; gap: 8px; }

/* ---------- History ---------- */
.history-list { display: flex; flex-direction: column; gap: 8px; }
.history-item {
  display: flex; align-items: center; justify-content: space-between;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  cursor: pointer;
  transition: border-color var(--transition);
}
.history-item:hover { border-color: var(--accent); }
.history-item .h-query { font-weight: 500; }
.history-item .h-meta { color: var(--text-faint); font-size: 12px; }

/* ---------- Modal ---------- */
.modal {
  position: fixed; inset: 0; z-index: 100;
  background: rgba(0, 0, 0, 0.55);
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
}
.modal-card {
  width: 100%; max-width: 420px;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 24px;
  box-shadow: var(--shadow);
}
.modal-card h3 { margin-bottom: 16px; font-size: 16px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 20px; }

/* ---------- Toasts ---------- */
.toasts { position: fixed; bottom: 20px; right: 20px; z-index: 200; display: flex; flex-direction: column; gap: 8px; }
.toast {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-sm);
  padding: 10px 16px;
  font-size: 13px;
  box-shadow: var(--shadow);
  animation: slide-in 0.2s ease;
  max-width: 340px;
}
.toast.success { border-left-color: var(--green); }
.toast.error { border-left-color: var(--red); }
@keyframes slide-in { from { transform: translateX(20px); opacity: 0; } to { transform: none; opacity: 1; } }

/* ---------- Misc ---------- */
kbd {
  font-family: var(--mono); font-size: 11px;
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  border-radius: 4px; padding: 1px 5px;
  color: var(--text-dim);
}

@media (max-width: 768px) {
  .content { padding: 20px 14px 60px; }
  .topbar { padding: 0 14px; }
  .user-email { display: none; }
  .search-hero h1 { font-size: 24px; }
  .search-box { flex-direction: column; }
}