/* ============================================
   Home Page — Hero + Cards
   ============================================ */

/* ---- Hero ---- */
.home-hero {
  padding: calc(var(--nav-height) + 56px) 24px 52px;
  background: linear-gradient(135deg, #2c3e50 0%, #3a7bd5 100%);
  color: #fff;
}

[data-theme="dark"] .home-hero {
  background: linear-gradient(135deg, #0f172a 0%, #1e3a5f 100%);
}

.home-hero-inner {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  gap: 40px;
  align-items: center;
}

/* Avatar */
.home-avatar-wrap {
  flex-shrink: 0;
}

.home-avatar-wrap img {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid rgba(255, 255, 255, 0.35);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
  display: block;
}

/* Text */
.home-hero-text {
  flex: 1;
  min-width: 0;
}

.home-name {
  font-size: 2.2rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 6px;
  line-height: 1.2;
  letter-spacing: -0.3px;
}

.home-subtitle {
  font-size: 0.98rem;
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 22px;
  font-weight: 400;
}

/* Contact links */
.home-links {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.home-links a {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 0.83rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.9);
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(4px);
  transition: var(--transition);
}

.home-links a:hover {
  background: rgba(255, 255, 255, 0.28);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.45);
  transform: translateY(-1px);
}

/* ---- Body ---- */
.home-body {
  max-width: 860px;
  margin: 0 auto;
  padding: 40px 24px 80px;
}

/* ---- Cards ---- */
.home-card {
  background: var(--bg-white);
  border-radius: 12px;
  padding: 28px 32px;
  box-shadow: var(--shadow);
  transition: box-shadow 0.3s ease;
}

.home-card:hover {
  box-shadow: var(--shadow-hover);
}

/* Bio card */
.home-bio {
  margin-bottom: 24px;
}

.home-bio p {
  color: var(--text);
  line-height: 1.85;
  font-size: 0.97rem;
  margin: 0 0 16px;
}

/* Research interest tags */
.home-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.home-tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 14px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--accent);
  background: rgba(41, 170, 221, 0.1);
  border: 1px solid rgba(41, 170, 221, 0.25);
}

/* ---- Grid ---- */
.home-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

/* Card title */
.home-card-title {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 7px;
}

.home-card-title i {
  font-size: 0.85rem;
  color: var(--accent);
}

/* ---- Timeline ---- */
.tl {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.tl-item {
  display: flex;
  gap: 14px;
  position: relative;
  padding-bottom: 20px;
}

.tl-item:last-child {
  padding-bottom: 0;
}

/* Vertical line */
.tl-item:not(:last-child)::before {
  content: '';
  position: absolute;
  left: 5px;
  top: 14px;
  bottom: 0;
  width: 1px;
  background: var(--border);
}

.tl-dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
  margin-top: 4px;
  box-shadow: 0 0 0 3px rgba(41, 170, 221, 0.15);
}

.tl-body {
  flex: 1;
  min-width: 0;
}

.tl-title {
  font-size: 0.95rem;
  color: var(--text);
  line-height: 1.4;
  margin-bottom: 3px;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.tl-meta {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Degree badges */
.tl-badge {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 1px 8px;
  border-radius: 10px;
  background: rgba(41, 170, 221, 0.12);
  color: var(--accent);
  white-space: nowrap;
}

.tl-badge--done {
  background: rgba(153, 153, 153, 0.12);
  color: var(--text-muted);
}

/* ---- Responsive ---- */
@media (max-width: 680px) {
  .home-hero {
    padding: calc(var(--nav-height) + 36px) 20px 40px;
  }

  .home-hero-inner {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 20px;
  }

  .home-avatar-wrap img {
    width: 110px;
    height: 110px;
  }

  .home-name {
    font-size: 1.8rem;
  }

  .home-links {
    justify-content: center;
  }

  .home-body {
    padding: 28px 16px 60px;
  }

  .home-card {
    padding: 22px 20px;
  }

  .home-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
}