/* ===== ABOUT HERO ===== */
.about-hero {
  position: relative;
  padding: 4rem 2rem 3rem;
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}
.about-hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(57,211,83,0.06) 0%, transparent 60%),
    repeating-linear-gradient(
      45deg,
      transparent,
      transparent 40px,
      rgba(57,211,83,0.015) 40px,
      rgba(57,211,83,0.015) 41px
    );
  pointer-events: none;
}
.about-hero-content {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 2.5rem;
  max-width: 800px;
}

/* Avatar */
.avatar-ring {
  flex-shrink: 0;
  width: 120px; height: 120px;
  border-radius: 50%;
  border: 2px solid var(--green);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg2);
  box-shadow: 0 0 30px rgba(57,211,83,0.15), inset 0 0 20px rgba(57,211,83,0.05);
  animation: pulse-ring 3s ease-in-out infinite;
}
@keyframes pulse-ring {
  0%, 100% { box-shadow: 0 0 20px rgba(57,211,83,0.15); }
  50%       { box-shadow: 0 0 40px rgba(57,211,83,0.3); }
}
.avatar-logo { width: 100%; height: 100%; object-fit: cover; border-radius: 50%; }

/* Hero text */
.about-hero-text h1 {
  font-family: var(--font-mono);
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--text-bright);
  letter-spacing: 2px;
}
.about-hero-text h1::before { content: '> '; color: var(--green); }

.hero-tagline {
  margin-top: 0.4rem;
  color: var(--text-dim);
  font-size: 0.95rem;
  font-family: var(--font-mono);
}

/* Social links */
.social-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1rem;
}
.social-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.85rem;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-decoration: none;
  transition: all var(--transition);
}
.social-link:hover { border-color: var(--green); color: var(--green); }
.social-link.github:hover  { border-color: #f0f6fc; color: #f0f6fc; }
.social-link.twitter:hover { border-color: #1d9bf0; color: #1d9bf0; }
.social-link.htb:hover     { border-color: #9fef00; color: #9fef00; }
.social-link.thm:hover     { border-color: #ff3c3c; color: #ff3c3c; }

/* ===== LAYOUT ===== */
.about-layout {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 1.5rem;
  max-width: 1100px;
  padding: 2rem;
  margin: 0 auto;
}

/* ===== ABOUT CARDS ===== */
.about-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}
.about-card:last-child { margin-bottom: 0; }

.card-heading {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-bright);
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
}
.card-heading .accent { color: var(--green); margin-right: 0.6rem; }

/* Bio */
.bio-text p {
  color: var(--text-dim);
  font-size: 0.9rem;
  line-height: 1.75;
  margin-bottom: 0.85rem;
}
.bio-text p:last-child { margin-bottom: 0; }

/* ===== SKILLS ===== */
.skill-bars { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.skill-tag {
  display: inline-block;
  padding: 0.35rem 0.85rem;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text);
  transition: border-color var(--transition), color var(--transition);
}
.skill-tag:hover { border-color: var(--green); color: var(--green); }

/* ===== CERT LIST ===== */
.cert-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.cert-badge {
  padding: 0.4rem 0.9rem;
  background: rgba(57,211,83,0.08);
  border: 1px solid rgba(57,211,83,0.3);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--green);
}

/* ===== PLATFORM STATS ===== */
.platform-stats {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.plat-stat {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.plat-name {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-dim);
}
.plat-value {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
}
.plat-value.htb  { color: #9fef00; }
.plat-value.thm  { color: #ff3c3c; }
.plat-value.ctf  { color: var(--blue); }
.plat-empty { color: var(--text-dim); font-size: 0.8rem; font-style: italic; }

/* ===== MINI TERMINAL ===== */
.about-terminal { padding: 0; overflow: hidden; }
.about-terminal .mini-terminal { width: 100%; }
.mini-terminal .terminal-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: var(--bg3);
  border-bottom: 1px solid var(--border);
}
.mini-terminal .terminal-body {
  padding: 1rem 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  line-height: 1.9;
}
.mini-terminal .prompt { color: var(--green); }
.mini-terminal .output { color: var(--text-dim); padding-left: 1rem; }

/* ===== SITE FEATURES ===== */
.site-feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.site-feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
}
.feat-icon {
  font-size: 1.1rem;
  flex-shrink: 0;
  margin-top: 1px;
}
.site-feature-list strong {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  color: var(--text-bright);
  margin-bottom: 0.2rem;
}
.site-feature-list p {
  font-size: 0.82rem;
  color: var(--text-dim);
  line-height: 1.55;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .about-layout {
    grid-template-columns: 1fr;
    padding: 1.25rem;
  }
  .about-hero-content {
    flex-direction: column;
    text-align: center;
  }
  .social-links { justify-content: center; }
}
@media (max-width: 600px) {
  .about-hero { padding: 2.5rem 1.25rem 2rem; }
  .avatar-ring { width: 90px; height: 90px; }
  .avatar-inner svg { width: 54px; height: 54px; }
  .about-hero-text h1 { font-size: 1.8rem; }
}