/* Component Styles: Header, Hero, Resume Timeline, Contact, Cards & Footer */

/* Header & Navigation */
.header-main {
  position: sticky;
  top: 0;
  background-color: rgba(15, 23, 42, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  z-index: 1000;
  padding: 1rem 0;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.5px;
}

.logo span {
  color: var(--accent-primary);
}

.nav-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
  align-items: center;
}

.nav-link {
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 0.95rem;
  white-space: nowrap;
}

.nav-link:hover {
  color: var(--accent-primary);
  text-decoration: none;
}

.btn-lang {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--accent-primary);
  font-weight: 600;
  padding: 0.4rem 0.8rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

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

/* Sections Layout */
.section {
  padding: var(--spacing-xl) 1.5rem;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

.section-title {
  font-size: 2.25rem;
  margin-bottom: 0.5rem;
}

.section-subtitle {
  color: var(--text-muted);
  font-size: 1.1rem;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.8rem 1.75rem;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.btn-primary {
  background-color: var(--accent-primary);
  color: #0f172a;
}

.btn-primary:hover {
  background-color: #7dd3fc;
  text-decoration: none;
  box-shadow: 0 0 20px var(--accent-glow);
}

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

.btn-secondary:hover {
  background-color: var(--bg-secondary);
  border-color: var(--accent-primary);
  text-decoration: none;
}

/* Hero Section */
.hero {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 3rem;
  padding-top: calc(var(--spacing-xl) * 1.5);
  padding-bottom: var(--spacing-xl);
}

.hero-content {
  flex: 1;
}

.hero-greeting {
  color: var(--accent-primary);
  font-weight: 600;
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  display: block;
}

.hero-title {
  margin-bottom: 1rem;
}

.hero-tagline {
  font-size: 1.35rem;
  color: var(--text-primary);
  margin-bottom: 1rem;
  font-weight: 500;
}

.hero-bio {
  font-size: 1.1rem;
  margin-bottom: 2rem;
  max-width: 650px;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-avatar {
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  padding: 4px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.hero-avatar img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  background-color: var(--bg-secondary);
}

.avatar-placeholder {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: var(--bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  color: var(--accent-primary);
  font-weight: bold;
}

/* Timeline (CV Section) */
.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  padding-left: 2rem;
  border-left: 2px solid var(--border-color);
}

.timeline-item {
  position: relative;
  margin-bottom: 2.5rem;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: calc(-2rem - 6px);
  top: 0.3rem;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: var(--accent-primary);
  box-shadow: 0 0 10px var(--accent-primary);
}

.timeline-card {
  background-color: var(--bg-card);
  padding: 1.5rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

.timeline-period {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-primary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.25rem;
  display: block;
}

.timeline-role {
  font-size: 1.25rem;
  margin-bottom: 0.25rem;
}

.timeline-company {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 0.75rem;
}

.timeline-desc {
  font-size: 1rem;
}

/* Skills Cards */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.skill-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.5rem;
}

.skill-card h3 {
  font-size: 1.1rem;
  color: var(--accent-primary);
  margin-bottom: 0.75rem;
}

/* Contact Cards */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  max-width: 900px;
  margin: 0 auto;
}

.contact-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 2rem 1.25rem;
  border-radius: var(--radius-md);
  text-align: center;
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.contact-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-primary);
}

.contact-card svg {
  width: 36px;
  height: 36px;
  fill: var(--accent-primary);
  margin-bottom: 1rem;
}

.contact-card h3 {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
}

.contact-card p {
  font-size: 0.92rem;
  color: var(--text-secondary);
  word-break: break-word;
}

/* Footer */
.footer-main {
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 2rem 0;
  margin-top: auto;
}

/* Certified Badges Grid Section */
.cert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
  margin-top: 1.5rem;
  margin-bottom: 3rem;
}

.cert-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem 1rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-fast);
  text-decoration: none !important;
}

.cert-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.cert-card:hover {
  transform: translateY(-4px);
  border-color: rgba(56, 189, 248, 0.4);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.35);
}

.cert-card:hover::before {
  opacity: 1;
}

.cert-badge-wrapper {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  padding: 0.5rem;
  transition: transform var(--transition-fast);
}

.cert-card:hover .cert-badge-wrapper {
  transform: scale(1.06);
}

.cert-badge-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.cert-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
  line-height: 1.3;
}

.cert-issuer {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.cert-verify-btn {
  margin-top: auto;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--accent-primary);
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  background: rgba(56, 189, 248, 0.08);
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-full);
  border: 1px solid rgba(56, 189, 248, 0.2);
  transition: all var(--transition-fast);
}

.cert-card:hover .cert-verify-btn {
  background: var(--accent-primary);
  color: #0f172a;
}






.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
}