/* ============================================
   READER PAGE: HERO
   ============================================ */
.reader-hero {
  text-align: center;
  padding: 4rem 1.5rem 3rem;
  max-width: 700px;
  margin: 0 auto;
}

.reader-hero .hero-title {
  font-size: clamp(1.8rem, 5vw, 3rem);
  font-weight: 700;
  color: #1a1a2e;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
}

.reader-hero .hero-title .gradient-text {
  background: linear-gradient(135deg, #7c3aed, #6d28d9, #5b21b6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.reader-hero .hero-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: #7c3aed;
  margin-bottom: 1.25rem;
}

.reader-hero .hero-subtitle {
  font-size: 1rem;
  font-weight: 400;
  color: #5a5a6e;
  max-width: 500px;
  margin: 0 auto 1.5rem;
  line-height: 1.7;
}

/* ============================================
   READER PAGE: SECTIONS
   ============================================ */
.reader-section {
  max-width: 720px;
  margin: 0 auto;
  padding: 2.5rem 1.5rem;
}

.reader-section + .reader-section {
  border-top: 1px solid rgba(124, 58, 237, 0.06);
}

/* ============================================
   READER PAGE: SKILLS GRID
   ============================================ */
.skills-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
}

.skill-tag {
  font-size: 0.8rem;
  font-weight: 500;
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
  background: rgba(124, 58, 237, 0.08);
  color: #7c3aed;
  border: 1px solid rgba(124, 58, 237, 0.15);
}

/* ============================================
   READER PAGE: VERSION TOGGLE
   ============================================ */
.version-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  font-weight: 500;
  color: #7c3aed;
  background: rgba(124, 58, 237, 0.06);
  border: 1px solid rgba(124, 58, 237, 0.15);
  border-radius: 8px;
  padding: 0.5rem 1rem;
  text-decoration: none;
  transition: background 0.2s, border-color 0.2s;
}

.version-toggle:hover {
  background: rgba(124, 58, 237, 0.12);
  border-color: rgba(124, 58, 237, 0.3);
}

/* ============================================
   READER PAGE: CTA BUTTONS
   ============================================ */
.reader-cta-row {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 1.5rem;
}

.reader-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: 10px;
  font-size: 0.9rem;
  font-weight: 500;
  text-decoration: none;
  transition: transform 0.2s, box-shadow 0.2s;
}

.reader-cta--primary {
  background: #7c3aed;
  color: #fff;
  box-shadow: 0 4px 16px rgba(124, 58, 237, 0.25);
}

.reader-cta--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(124, 58, 237, 0.35);
  color: #fff;
}

.reader-cta--secondary {
  background: rgba(124, 58, 237, 0.06);
  color: #7c3aed;
  border: 1px solid rgba(124, 58, 237, 0.15);
}

.reader-cta--secondary:hover {
  background: rgba(124, 58, 237, 0.12);
  border-color: rgba(124, 58, 237, 0.3);
}

/* ============================================
   READER PAGE: VIDEO GRID
   ============================================ */
.reader-video-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

@media (min-width: 520px) {
  .reader-video-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.reader-video-card {
  background: #ffffff;
  border: 1px solid rgba(124, 58, 237, 0.1);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
}

.reader-video-card .video-embed {
  position: relative;
  width: 100%;
  padding-top: 56.25%;
}

.reader-video-card .video-embed iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
}

.reader-video-card .video-info {
  padding: 0.75rem 1rem;
}

.reader-video-card .video-info h3 {
  font-size: 0.85rem;
  font-weight: 600;
  color: #1a1a2e;
}

/* ============================================
   READER PAGE: SECTION LINKS
   ============================================ */
.reader-more {
  margin-top: 1.5rem;
  text-align: center;
  font-size: 0.85rem;
}

.reader-more a {
  font-weight: 500;
  color: #7c3aed;
}

/* ============================================
   READER PAGE: MOBILE (small phones)
   ============================================ */
@media (max-width: 480px) {
  /* Hero */
  .reader-hero {
    padding: 2.5rem 1rem 2rem;
  }

  .reader-hero .hero-subtitle {
    max-width: none;
  }

  /* Sections */
  .reader-section {
    padding: 1.75rem 1rem;
  }

  .section-title {
    font-size: 1.5rem;
  }

  .section-intro {
    font-size: 0.85rem;
    margin-bottom: 1.5rem;
  }

  /* Cards */
  .card {
    padding: 1rem;
  }

  .card-header h3 {
    font-size: 0.9rem;
  }

  .card p {
    font-size: 0.8rem;
  }

  /* Timeline */
  .timeline-item {
    padding: 1rem;
  }

  .timeline-header {
    flex-direction: column;
    gap: 0.25rem;
  }

  .timeline-header h3 {
    font-size: 0.9rem;
  }

  .timeline-item li {
    font-size: 0.8rem;
  }

  /* Skills */
  .skill-tag {
    font-size: 0.75rem;
    padding: 0.3rem 0.7rem;
  }

  /* CTA buttons — full width */
  .reader-cta-row {
    flex-direction: column;
    align-items: stretch;
  }

  .reader-cta {
    justify-content: center;
    min-height: 48px;
    font-size: 0.9rem;
  }

  /* Card/project links — bigger tap target */
  .card-link {
    display: inline-block;
    padding: 0.4rem 0;
    font-size: 0.8rem;
  }

  /* Education */
  .education-item {
    padding: 1rem;
  }

  .education-item h3 {
    font-size: 0.9rem;
  }

  /* Footer */
  .footer-links {
    gap: 1rem;
  }
}