/* ==========================================================================
   SHARED "INNER PAGE" STYLES — page hero, generic sections used across
   About, Projects, Services, Blog, Contact, and Case Study pages.
   ========================================================================== */

.page-hero {
  padding-top: clamp(8rem, 6rem + 6vw, 11rem);
  padding-bottom: var(--space-2xl);
  position: relative;
}
.page-hero h1 {
  margin-top: var(--space-sm);
  font-size: var(--fs-display-2);
  max-width: 900px;
}
.page-hero .lead {
  margin-top: var(--space-md);
}

.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: var(--fs-micro);
  color: var(--text-tertiary);
  margin-bottom: var(--space-md);
}
.breadcrumbs a { color: var(--text-secondary); }
.breadcrumbs a:hover { color: var(--accent); }

/* ---------- CTA banner (shared) ---------- */
.cta-banner {
  margin: 0 var(--gutter) var(--space-3xl);
  border-radius: var(--radius-xl);
  background: var(--bg-inverse);
  color: var(--text-inverse);
  overflow: hidden;
  position: relative;
}
[data-theme="dark"] .cta-banner { background: linear-gradient(140deg, #141018, #0a0a0c 60%); }
.cta-banner::before {
  content: "";
  position: absolute;
  width: 500px; height: 500px;
  background: var(--accent);
  filter: blur(120px);
  opacity: 0.35;
  top: -200px; right: -100px;
}
.cta-banner-inner {
  position: relative;
  z-index: 1;
  padding-block: var(--space-3xl);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
}
.cta-banner-inner h2 {
  font-size: clamp(2rem, 1.6rem + 2.4vw, 3.75rem);
  color: var(--text-inverse);
}
.cta-banner-inner p {
  color: rgba(245,244,239,0.68);
  max-width: 480px;
}

/* ---------- Info cards (About/Contact) ---------- */
.info-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-sm);
  margin-top: var(--space-xl);
}
.info-card {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  padding: var(--space-md);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--bg-raised);
  transition: transform var(--dur-base) var(--ease-out-expo), border-color var(--dur-base), box-shadow var(--dur-base);
}
.info-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
  box-shadow: 0 16px 40px -22px var(--accent-glow);
}
.info-card i { color: var(--accent); font-size: 1.1rem; margin-top: 2px; transition: transform var(--dur-base) var(--ease-out-expo); }
.info-card:hover i { transform: scale(1.15); }
.info-card h4 { font-size: var(--fs-small); margin-bottom: 2px; }
.info-card p { font-size: var(--fs-small); color: var(--text-secondary); }
@media (max-width: 700px) {
  .info-cards { grid-template-columns: 1fr; }
}

.about-actions {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-xl);
  flex-wrap: wrap;
}

/* ---------- Timeline (About) ---------- */
.timeline {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  position: relative;
  padding-left: var(--space-xl);
  border-left: 1px solid var(--border);
}
.timeline-item { position: relative; }
.timeline-marker {
  position: absolute;
  left: calc(-1 * var(--space-xl) - 15px);
  top: 0;
  width: 30px; height: 30px;
  border-radius: 50%;
  background: var(--bg-raised);
  border: 1px solid var(--border-strong);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.75rem;
}
.timeline-item.completed .timeline-marker { color: var(--success); border-color: var(--success); }
.timeline-item.learning .timeline-marker { color: var(--accent); border-color: var(--accent); }
.timeline-item.planned .timeline-marker { color: var(--text-tertiary); }
.timeline-content {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  transition: transform var(--dur-base) var(--ease-out-expo), border-color var(--dur-base), box-shadow var(--dur-base);
}
.timeline-content:hover {
  transform: translateX(4px);
  border-color: var(--accent);
  box-shadow: 0 16px 40px -22px var(--accent-glow);
}
.timeline-badge {
  display: inline-block;
  font-size: var(--fs-micro);
  padding: 0.3em 0.8em;
  border-radius: var(--radius-pill);
  margin-bottom: var(--space-2xs);
}
.timeline-badge.completed { background: rgba(74,222,128,0.15); color: var(--success); }
.timeline-badge.learning { background: var(--accent-glow); color: var(--accent); }
.timeline-badge.planned { background: var(--bg-raised-2); color: var(--text-tertiary); }
.timeline-content h3 { font-size: var(--fs-h4); margin-bottom: 4px; }
.timeline-content p { font-size: var(--fs-small); }
.timeline-date { display: inline-block; margin-top: var(--space-sm); font-size: var(--fs-micro); color: var(--text-tertiary); font-family: var(--font-mono); }
.progress-line {
  margin-top: var(--space-sm);
  height: 4px;
  background: var(--border);
  border-radius: 4px;
  overflow: hidden;
}
.progress-line > div {
  height: 100%;
  background: var(--accent);
  border-radius: 4px;
}

.education-cards {
  margin-top: var(--space-2xl);
  display: grid;
  gap: var(--space-sm);
}
.education-card {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--bg-raised);
  transition: transform var(--dur-base) var(--ease-out-expo), border-color var(--dur-base), box-shadow var(--dur-base);
}
.education-card:hover {
  transform: translateX(4px);
  border-color: var(--accent);
  box-shadow: 0 16px 40px -22px var(--accent-glow);
}
.education-card i { color: var(--accent); font-size: 1.3rem; margin-top: 4px; transition: transform var(--dur-base) var(--ease-out-expo); }
.education-card:hover i { transform: scale(1.15); }
.education-card h4 { font-size: var(--fs-body); }
.education-card p { font-size: var(--fs-small); }
.edu-duration { font-size: var(--fs-micro); color: var(--text-tertiary); font-family: var(--font-mono); }

/* ---------- Testimonials grid ---------- */
.testimonials-grid { grid-template-columns: repeat(3, 1fr); }
.testimonial-card {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: transform var(--dur-base) var(--ease-out-expo), border-color var(--dur-base), box-shadow var(--dur-base);
}
.testimonial-card:hover {
  transform: translateY(-6px);
  border-color: var(--accent);
  box-shadow: 0 20px 50px -24px var(--accent-glow), var(--shadow-lg);
}
.testimonial-card .stars { color: var(--accent-2); font-size: 0.8rem; margin-bottom: var(--space-sm); display: flex; gap: 2px; }
.testimonial-card p { font-size: var(--fs-small); margin-bottom: var(--space-md); }
.testimonial-author { display: flex; align-items: center; gap: var(--space-sm); }
.testimonial-author img { width: 42px; height: 42px; border-radius: 50%; object-fit: cover; border: 2px solid transparent; transition: border-color var(--dur-fast); }
.testimonial-card:hover .testimonial-author img { border-color: var(--accent); }
.testimonial-author strong { font-size: var(--fs-small); display: block; }
.testimonial-author span { font-size: var(--fs-micro); color: var(--text-tertiary); }
@media (max-width: 900px) {
  .testimonials-grid { grid-template-columns: 1fr; }
}

/* ---------- Tech icon row ---------- */
.tech-icons-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  justify-content: center;
  margin-top: var(--space-2xl);
}
.tech-icon {
  width: 56px; height: 56px;
  border-radius: 50%;
  border: 1px solid var(--border-strong);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
  position: relative;
  transition: transform var(--dur-fast), color var(--dur-fast), border-color var(--dur-fast);
}
.tech-icon:hover { transform: translateY(-4px); color: var(--accent); border-color: var(--accent); }
.tech-icon::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: -28px;
  font-size: var(--fs-micro);
  opacity: 0;
  white-space: nowrap;
  transition: opacity var(--dur-fast);
  pointer-events: none;
}
.tech-icon:hover::after { opacity: 1; }