:root {
  --bg-primary: #0b0f17;
  --bg-secondary: #111827;
  --bg-card: #162032;
  --bg-card-hover: #1e293b;
  --border-color: #223249;
  --border-subtle: #1b283d;
  
  --text-main: #f1f5f9;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  
  --primary: #38bdf8;
  --primary-hover: #0284c7;
  --primary-glow: rgba(56, 189, 248, 0.15);
  
  --emerald: #10b981;
  --emerald-bg: rgba(16, 185, 129, 0.12);
  --cyan: #06b6d4;
  --cyan-bg: rgba(6, 182, 212, 0.12);
  --purple: #a855f7;
  --purple-bg: rgba(168, 85, 247, 0.12);
  --amber: #f59e0b;
  --amber-bg: rgba(245, 158, 11, 0.12);
  --rose: #f43f5e;
  --rose-bg: rgba(244, 63, 94, 0.12);
  --blue: #3b82f6;
  --blue-bg: rgba(59, 130, 246, 0.12);

  --font-sans: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 12px 24px rgba(0, 0, 0, 0.4);
}

[data-theme="light"] {
  --bg-primary: #f8fafc;
  --bg-secondary: #ffffff;
  --bg-card: #ffffff;
  --bg-card-hover: #f1f5f9;
  --border-color: #e2e8f0;
  --border-subtle: #cbd5e1;
  
  --text-main: #0f172a;
  --text-muted: #475569;
  --text-dim: #94a3b8;
  
  --primary: #0284c7;
  --primary-hover: #0369a1;
  --primary-glow: rgba(2, 132, 199, 0.1);
  
  --emerald-bg: rgba(16, 185, 129, 0.1);
  --cyan-bg: rgba(6, 182, 212, 0.1);
  --purple-bg: rgba(168, 85, 247, 0.1);
  --amber-bg: rgba(245, 158, 11, 0.1);
  --rose-bg: rgba(244, 63, 94, 0.1);
  --blue-bg: rgba(59, 130, 246, 0.1);
  
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08);
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-main);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.layout {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Header */
.top-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 2rem;
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
}

.brand {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.brand-avatar {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--primary), #6366f1);
  color: #fff;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  box-shadow: 0 2px 8px var(--primary-glow);
}

.brand h1 {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.brand-subtitle {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.65rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
}

.badge-subtle {
  background-color: var(--bg-card);
  color: var(--text-muted);
  border: 1px solid var(--border-color);
}

.indicator-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--emerald);
  box-shadow: 0 0 6px var(--emerald);
}

.badge-emerald { background: var(--emerald-bg); color: var(--emerald); }
.badge-cyan { background: var(--cyan-bg); color: var(--cyan); }
.badge-purple { background: var(--purple-bg); color: var(--purple); }
.badge-amber { background: var(--amber-bg); color: var(--amber); }
.badge-rose { background: var(--rose-bg); color: var(--rose); }
.badge-blue { background: var(--blue-bg); color: var(--blue); }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: inherit;
  font-weight: 600;
  font-size: 0.875rem;
  padding: 0.55rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.15s ease-in-out;
  text-decoration: none;
}

.btn-primary {
  background-color: var(--primary);
  color: #0b0f17;
}

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

.btn-secondary {
  background-color: var(--bg-card);
  color: var(--text-main);
  border-color: var(--border-color);
}

.btn-secondary:hover {
  background-color: var(--bg-card-hover);
  border-color: var(--text-dim);
}

.btn-sm {
  padding: 0.35rem 0.65rem;
  font-size: 0.8rem;
}

.btn-icon {
  width: 36px;
  height: 36px;
  padding: 0;
  border-radius: 50%;
}

/* Profile strip */
.profile-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  padding: 1.25rem 2rem;
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
}

.profile-card {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.profile-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-dim);
}

.profile-value {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-main);
}

/* Tabs */
.tabs-bar {
  display: flex;
  gap: 0.5rem;
  padding: 0.75rem 2rem 0;
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  overflow-x: auto;
}

.tab-btn {
  background: none;
  border: none;
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-muted);
  padding: 0.75rem 1rem;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all 0.15s;
  white-space: nowrap;
}

.tab-btn:hover {
  color: var(--text-main);
}

.tab-btn.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

/* Main Content */
.content-container {
  flex: 1;
  padding: 2rem;
  max-width: 1300px;
  margin: 0 auto;
  width: 100%;
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
  animation: fadeIn 0.2s ease-in-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.section-intro {
  margin-bottom: 1.75rem;
}

.section-intro h2 {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.section-intro p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-top: 0.25rem;
}

/* Tracks Grid */
.tracks-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.track-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  transition: border-color 0.15s;
}

.track-card:hover {
  border-color: var(--border-subtle);
  background-color: var(--bg-card-hover);
}

.track-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.75rem;
}

.rank-tag {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--primary);
  letter-spacing: 0.04em;
}

.track-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.track-summary {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 1.25rem;
  flex: 1;
}

.tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1.25rem;
}

.tech-tags span {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 0.2rem 0.5rem;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-main);
}

.track-footer {
  border-top: 1px solid var(--border-color);
  padding-top: 1rem;
  font-size: 0.8rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.view-cv-link {
  color: var(--primary);
  text-decoration: none;
  font-weight: 600;
  display: inline-block;
}

.view-cv-link:hover {
  text-decoration: underline;
}

/* Intel Callout */
.intel-box {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem;
}

.intel-header h4 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.intel-body ul {
  padding-left: 1.25rem;
  color: var(--text-muted);
  font-size: 0.875rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

/* CV Cards */
.cv-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}

.cv-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
}

.cv-card-top {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.cv-icon {
  font-size: 2rem;
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--bg-secondary);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

.cv-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
}

.cv-filename {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-dim);
}

.cv-desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.cv-points {
  padding-left: 1.2rem;
  color: var(--text-muted);
  font-size: 0.8rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-bottom: 1.5rem;
  flex: 1;
}

.cv-actions {
  display: flex;
  gap: 0.75rem;
}

.cv-actions .btn {
  flex: 1;
}

/* Pipeline Tab */
.pipeline-header-flex {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.funnel-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1rem;
  margin-bottom: 1.75rem;
}

.stat-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.1rem;
  display: flex;
  flex-direction: column;
  cursor: pointer;
  transition: all 0.15s;
}

.stat-card:hover, .stat-card.active {
  border-color: var(--primary);
  background-color: var(--bg-card-hover);
}

.stat-number {
  font-size: 1.75rem;
  font-weight: 700;
  line-height: 1.2;
}

.stat-title {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 0.25rem;
}

.stat-active { color: var(--cyan); }
.stat-interview { color: var(--emerald); }
.stat-offer { color: var(--purple); }
.stat-draft { color: var(--amber); }
.stat-closed { color: var(--text-dim); }

/* Table Controls */
.table-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.search-box {
  flex: 1;
  min-width: 250px;
}

.search-box input, .filter-group select {
  width: 100%;
  padding: 0.55rem 0.85rem;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-main);
  font-family: inherit;
  font-size: 0.875rem;
}

.search-box input:focus, .filter-group select:focus {
  outline: none;
  border-color: var(--primary);
}

.filter-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.filter-group select {
  width: auto;
}

/* Data Table */
.table-wrapper {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
  text-align: left;
}

.data-table th {
  padding: 0.75rem 1rem;
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.data-table td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-main);
}

.data-table tbody tr:hover {
  background-color: var(--bg-card-hover);
}

.data-table tbody tr:last-child td {
  border-bottom: none;
}

.table-badge {
  font-size: 0.7rem;
  padding: 0.2rem 0.5rem;
  border-radius: 9999px;
  font-weight: 600;
  display: inline-block;
}

.status-active { background: var(--cyan-bg); color: var(--cyan); }
.status-interview { background: var(--emerald-bg); color: var(--emerald); }
.status-offer { background: var(--purple-bg); color: var(--purple); }
.status-drafted { background: var(--amber-bg); color: var(--amber); }
.status-closed { background: rgba(100, 116, 139, 0.15); color: var(--text-dim); }

/* Portals Grid */
.portals-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.portal-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
}

.portal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.75rem;
}

.portal-header h4 {
  font-size: 1.1rem;
  font-weight: 700;
}

.portal-badge {
  font-size: 0.7rem;
  padding: 0.2rem 0.5rem;
  border-radius: 9999px;
  font-weight: 600;
}

.portal-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
  flex: 1;
}

.code-block {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  overflow-x: auto;
  margin-bottom: 0.75rem;
  white-space: pre-wrap;
  word-break: break-all;
}

/* Modals */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.75);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  backdrop-filter: blur(4px);
  padding: 1rem;
}

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

.modal-dialog {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  width: 90%;
  max-width: 900px;
  height: 85vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.modal-dialog.modal-form {
  height: auto;
  max-width: 550px;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
}

.modal-header h3 {
  font-size: 1.1rem;
  font-weight: 700;
}

.modal-header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
}

.modal-close:hover {
  color: var(--text-main);
}

.modal-body {
  flex: 1;
  background-color: #525659;
}

.modal-body iframe {
  width: 100%;
  height: 100%;
  border: none;
}

.modal-form-body {
  padding: 1.5rem;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.form-field.full-width {
  grid-column: span 2;
}

.form-field label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
}

.form-field input, .form-field select, .form-field textarea {
  padding: 0.55rem 0.75rem;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-main);
  font-family: inherit;
  font-size: 0.875rem;
}

.form-field input:focus, .form-field select:focus, .form-field textarea:focus {
  outline: none;
  border-color: var(--primary);
}

.modal-form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
}

/* Footer */
.app-footer {
  margin-top: auto;
  padding: 1.5rem 2rem;
  border-top: 1px solid var(--border-color);
  background-color: var(--bg-secondary);
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--text-dim);
}

@media (max-width: 768px) {
  .top-nav, .profile-strip, .tabs-bar, .content-container, .app-footer {
    padding-left: 1rem;
    padding-right: 1rem;
  }
  .form-grid {
    grid-template-columns: 1fr;
  }
  .form-field.full-width {
    grid-column: span 1;
  }
}