:root {
  --bg-dark: #0f172a;
  --bg-card: #1e293b;
  --bg-card-hover: #334155;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --accent-purple: #6366f1;
  --accent-purple-glow: rgba(99, 102, 241, 0.4);
  --accent-cyan: #06b6d4;
  --accent-green: #10b981;
  --accent-amber: #f59e0b;
  --accent-pink: #ec4899;
  --border-color: #334155;
  --radius: 12px;
  --font-family: 'Plus Jakarta Sans', 'Outfit', -apple-system, sans-serif;
}

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

body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: var(--font-family);
  min-height: 100vh;
  line-height: 1.5;
}

/* Header */
.app-header {
  background: rgba(30, 41, 59, 0.7);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 16px 24px;
}

.header-container {
  max-width: 1300px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand-brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.logo-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--accent-purple), var(--accent-cyan));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  color: #fff;
  box-shadow: 0 0 15px var(--accent-purple-glow);
}

.brand-brand h1 {
  font-size: 20px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
}

.badge-v {
  background: rgba(99, 102, 241, 0.2);
  color: #a5b4fc;
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 20px;
  border: 1px solid rgba(99, 102, 241, 0.3);
}

.brand-brand p {
  font-size: 13px;
  color: var(--text-muted);
}

/* Profile Chip */
.profile-chip {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(15, 23, 42, 0.6);
  padding: 6px 14px;
  border-radius: 30px;
  border: 1px solid var(--border-color);
}

.avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
}

.profile-info .name {
  font-size: 13px;
  font-weight: 600;
}

.profile-info .verified {
  color: var(--accent-cyan);
}

.profile-info .title {
  font-size: 11px;
  color: var(--text-muted);
}

/* Main Layout */
.main-layout {
  max-width: 1300px;
  margin: 24px auto;
  padding: 0 20px;
}

/* KPI Cards */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.kpi-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 18px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  transition: transform 0.2s, border-color 0.2s;
}

.kpi-card:hover {
  transform: translateY(-2px);
  border-color: #475569;
}

.kpi-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
}

.icon-purple { background: rgba(99, 102, 241, 0.15); color: #818cf8; }
.icon-cyan { background: rgba(6, 182, 212, 0.15); color: #22d3ee; }
.icon-green { background: rgba(16, 185, 129, 0.15); color: #34d399; }
.icon-amber { background: rgba(245, 158, 11, 0.15); color: #fbbf24; }

.kpi-content .kpi-label {
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 500;
}

.kpi-content h3 {
  font-size: 24px;
  font-weight: 700;
}

/* Mode Switcher */
.mode-badge {
  font-size: 12px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 20px;
  display: inline-block;
  margin-top: 4px;
}

.mode-badge.sim {
  background: rgba(245, 158, 11, 0.2);
  color: #fbbf24;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.mode-badge.live {
  background: rgba(16, 185, 129, 0.2);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.switch {
  position: relative;
  display: inline-block;
  width: 38px;
  height: 22px;
  margin-left: 8px;
  vertical-align: middle;
}

.switch input { opacity: 0; width: 0; height: 0; }

.slider {
  position: absolute;
  cursor: pointer;
  top: 0; left: 0; right: 0; bottom: 0;
  background-color: #475569;
  transition: .3s;
  border-radius: 34px;
}

.slider:before {
  position: absolute;
  content: "";
  height: 16px;
  width: 16px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: .3s;
  border-radius: 50%;
}

input:checked + .slider { background-color: var(--accent-green); }
input:checked + .slider:before { transform: translateX(16px); }

/* Control Panel */
.control-panel {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 16px 20px;
  margin-bottom: 24px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.tab-buttons {
  display: flex;
  gap: 8px;
}

.tab-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 10px 18px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.tab-btn:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.05);
}

.tab-btn.active {
  background: var(--accent-purple);
  color: #fff;
  box-shadow: 0 4px 12px var(--accent-purple-glow);
}

.filter-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.search-input-group {
  position: relative;
  min-width: 280px;
}

.search-input-group input {
  width: 100%;
  background: var(--bg-dark);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 10px 14px 10px 38px;
  color: #fff;
  font-size: 13px;
  outline: none;
}

.search-input-group input:focus {
  border-color: var(--accent-purple);
}

.search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
}

.filter-select select {
  background: var(--bg-dark);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 10px 14px;
  color: #fff;
  font-size: 13px;
  outline: none;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-purple), #4f46e5);
  color: #fff;
}

.btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

.btn-glow {
  box-shadow: 0 0 15px var(--accent-purple-glow);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-main);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: #475569;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 12px;
}

/* Tab Views */
.tab-view { display: none; }
.tab-view.active { display: block; }

/* Grid Split */
.grid-split {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 24px;
}

@media (max-width: 960px) {
  .grid-split { grid-template-columns: 1fr; }
}

.section-title-row {
  margin-bottom: 16px;
}

.section-title-row h2 {
  font-size: 16px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
}

.section-title-row .subtitle {
  font-size: 12px;
  color: var(--text-muted);
}

/* Job Cards List */
.cards-wrapper {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.job-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 20px;
  cursor: pointer;
  transition: all 0.2s;
  position: relative;
}

.job-card:hover {
  border-color: var(--accent-purple);
  transform: translateX(4px);
}

.job-card.selected {
  border-color: var(--accent-cyan);
  background: #24334a;
  box-shadow: 0 0 15px rgba(6, 182, 212, 0.2);
}

.job-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 10px;
}

.job-title {
  font-size: 16px;
  font-weight: 700;
  color: #fff;
}

.job-company {
  font-size: 13px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 2px;
}

.match-badge {
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 700;
}

.match-high { background: rgba(16, 185, 129, 0.2); color: #34d399; border: 1px solid rgba(16, 185, 129, 0.4); }
.match-mid { background: rgba(6, 182, 212, 0.2); color: #22d3ee; border: 1px solid rgba(6, 182, 212, 0.4); }

.job-meta {
  display: flex;
  gap: 14px;
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.job-skills {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 14px;
}

.skill-chip {
  background: rgba(255, 255, 255, 0.06);
  color: #cbd5e1;
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 4px;
}

.job-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 12px;
}

.applied-tag {
  color: var(--accent-green);
  font-size: 12px;
  font-weight: 600;
}

/* Preview Panel */
.preview-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 24px;
  position: sticky;
  top: 90px;
}

.empty-preview {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}

.empty-preview .icon-big {
  font-size: 50px;
  color: #475569;
  margin-bottom: 12px;
}

.preview-header {
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 16px;
  margin-bottom: 16px;
}

.preview-header h3 {
  font-size: 18px;
  font-weight: 700;
}

.preview-fit-box {
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.3);
  border-radius: 8px;
  padding: 12px;
  margin-bottom: 16px;
  font-size: 13px;
  color: #c7d2fe;
}

.email-form-group {
  margin-bottom: 14px;
}

.email-form-group label {
  display: block;
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 4px;
  font-weight: 600;
}

.email-form-group input, .email-form-group textarea {
  width: 100%;
  background: var(--bg-dark);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 10px 12px;
  color: #fff;
  font-family: inherit;
  font-size: 13px;
  outline: none;
}

.email-form-group textarea {
  resize: vertical;
  min-height: 220px;
  line-height: 1.6;
}

/* History Table */
.history-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 24px;
}

.table-responsive {
  overflow-x: auto;
}

.history-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 12px;
  font-size: 13px;
}

.history-table th, .history-table td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.history-table th {
  color: var(--text-muted);
  font-weight: 600;
}

.status-badge-sent {
  background: rgba(16, 185, 129, 0.2);
  color: #34d399;
  padding: 3px 8px;
  border-radius: 12px;
  font-size: 11px;
}

.status-badge-sim {
  background: rgba(245, 158, 11, 0.2);
  color: #fbbf24;
  padding: 3px 8px;
  border-radius: 12px;
  font-size: 11px;
}

/* Modal */
.modal-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(5px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.modal-overlay.hidden { display: none; }

.modal-content {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  width: 100%;
  max-width: 480px;
  padding: 24px;
  box-shadow: 0 20px 40px rgba(0,0,0,0.5);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.close-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 24px;
  cursor: pointer;
}

.modal-desc {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.form-group {
  margin-bottom: 14px;
}

.form-group label {
  display: block;
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.form-group input {
  width: 100%;
  background: var(--bg-dark);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 10px;
  color: #fff;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 20px;
}

.loading-state {
  text-align: center;
  padding: 40px;
  color: var(--text-muted);
}

.spinner {
  animation: spin 1s linear infinite;
  display: inline-block;
}

@keyframes spin { 100% { transform: rotate(360deg); } }