:root {
  --text-dark: #111827;
  --text-light: #4b5563;
  --bg-sidebar: #111827;
  --text-sidebar: #f3f4f6;
  --accent: #2563eb;
  --accent-light: #3b82f6;
  --border: #e5e7eb;
  --border-dark: #374151;
  --paper: #ffffff;
  --bg-body: #f3f4f6;
}

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

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg-body);
  color: var(--text-dark);
  line-height: 1.35;
  padding: 2rem;
  font-size: 0.88rem;
}

/* Toolbar */
.toolbar {
  max-width: 21cm;
  margin: 0 auto 1rem;
  display: flex;
  justify-content: flex-end;
  gap: 1rem;
}

.btn {
  background: var(--accent);
  color: white;
  border: none;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  cursor: pointer;
  font-weight: 500;
  font-size: 0.85rem;
  font-family: inherit;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: background 0.2s;
}

.btn:hover { background: #1d4ed8; }

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

.btn-outline:hover { background: #f9fafb; }

/* Página CV */
.cv-page {
  width: 21cm;
  height: 29.7cm; /* Strictly A4 height */
  background: var(--paper);
  margin: 0 auto;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  display: flex;
  overflow: hidden;
}

/* SIDEBAR */
.sidebar {
  width: 35%;
  background-color: var(--bg-sidebar);
  color: var(--text-sidebar);
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
}

.profile-pic-container {
  display: flex;
  justify-content: center;
  margin-bottom: 2rem;
}

.profile-pic {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background-color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 3px solid var(--border-dark);
}

.profile-pic span {
  font-size: 2.5rem;
  font-weight: 700;
  color: white;
  letter-spacing: -2px;
}

.sidebar-section {
  margin-bottom: 1.8rem;
}

.sidebar-title {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  padding-bottom: 0.4rem;
  border-bottom: 2px solid var(--border-dark);
  display: flex;
  align-items: center;
}

.sidebar-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.sidebar-list li {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-size: 0.85rem;
  word-break: break-word;
}

.sidebar-list a {
  color: var(--text-sidebar);
  text-decoration: none;
  transition: color 0.2s;
}

.sidebar-list a:hover {
  color: var(--accent-light);
}

.icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  color: var(--accent-light);
}

/* MAIN CONTENT */
.main-content {
  width: 65%;
  padding: 1.5rem 2rem;
}

.cv-header {
  margin-bottom: 1.5rem;
}

.cv-header h1 {
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1.05;
  color: var(--text-dark);
  letter-spacing: -1px;
  margin-bottom: 0.2rem;
  text-transform: uppercase;
}

.cv-header h2 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.section {
  margin-bottom: 1.2rem;
}

.section-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-dark);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.8rem;
  padding-bottom: 0.3rem;
  border-bottom: 2px solid var(--border);
}

.profile-text {
  font-size: 0.85rem;
  color: var(--text-light);
  text-align: justify;
  line-height: 1.3;
}

/* Timeline / Items */
.timeline-item {
  display: flex;
  margin-bottom: 0.8rem;
}

.timeline-date {
  width: 25%;
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--text-dark);
  padding-right: 1rem;
}

.timeline-content {
  width: 75%;
}

.timeline-content h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 0.1rem;
}

.timeline-content h5 {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--accent);
  margin-bottom: 0.2rem;
  font-style: italic;
}

.timeline-content p {
  font-size: 0.82rem;
  color: var(--text-light);
  line-height: 1.3;
}

/* Skills */
.skills-grid {
  display: flex;
  gap: 1.5rem;
}

.skills-col {
  list-style: none;
  flex: 1;
}

.skills-col li {
  font-size: 0.88rem;
  margin-bottom: 0.4rem;
  color: var(--text-light);
}

.skills-col li strong {
  color: var(--text-dark);
}

/* Utilities */
.text-sm {
  font-size: 0.8rem;
  color: #9ca3af;
}

/* Print Styles */
@media print {
  body {
    background: transparent;
    padding: 0;
  }
  .toolbar {
    display: none !important;
  }
  @page {
    size: A4;
    margin: 0;
  }
  .cv-page {
    box-shadow: none;
    margin: 0;
    width: 21cm;
    height: 29.7cm;
    page-break-after: avoid;
    overflow: hidden;
    display: flex !important;
    flex-direction: row !important;
  }
  .sidebar {
    width: 35% !important;
    print-color-adjust: exact;
    -webkit-print-color-adjust: exact;
  }
  .main-content {
    width: 65% !important;
    print-color-adjust: exact;
    -webkit-print-color-adjust: exact;
  }
  .timeline-item, .section {
    page-break-inside: avoid;
  }
}

@media screen and (max-width: 768px) {
  .cv-page {
    flex-direction: column;
    height: auto;
  }
  .sidebar, .main-content {
    width: 100%;
    padding: 1.5rem;
  }
  .timeline-item {
    flex-direction: column;
  }
  .timeline-date {
    width: 100%;
    margin-bottom: 0.3rem;
  }
  .timeline-content {
    width: 100%;
  }
  .cv-header h1 {
    font-size: 2.2rem;
  }
}