/* ============================================
   SHARED SECTION STYLES
   ============================================ */
section {
  position: relative;
  z-index: 1;
}

.section-inner {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: var(--section-pad) var(--content-pad);
}

.section-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 20px;
}

.section-title {
  font-size: clamp(36px, 5vw, 64px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 60px;
}

.section-title em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  color: var(--accent-2);
}

/* ============================================
   ABOUT
   ============================================ */
.about {
  background: linear-gradient(180deg, transparent, var(--bg-2) 30%, var(--bg-2) 70%, transparent);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.about-text .section-title {
  margin-bottom: 28px;
}

.about-text p {
  color: var(--text-2);
  font-size: 16px;
  line-height: 1.75;
  margin-bottom: 20px;
}

.about-stats {
  display: flex;
  gap: 40px;
  margin-top: 48px;
  padding-top: 40px;
  border-top: 1px solid var(--border);
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat-num {
  font-size: 40px;
  font-weight: 800;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, var(--text), var(--accent-2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--text-3);
}

/* Terminal */
.terminal-window {
  background: #0a0a14;
  border: 1px solid var(--border-2);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 24px 80px rgba(0,0,0,0.5), 0 0 0 1px rgba(255,255,255,0.03);
}

.terminal-bar {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 14px 18px;
  background: rgba(255,255,255,0.03);
  border-bottom: 1px solid var(--border);
}

.dot {
  width: 12px; height: 12px;
  border-radius: 50%;
}

.dot.red    { background: #ff5f57; }
.dot.yellow { background: #febc2e; }
.dot.green  { background: #28c840; }

.terminal-title {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-3);
  margin-left: 8px;
}

.terminal-body {
  padding: 24px;
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 2;
}

.t-line {
  display: flex;
  align-items: center;
  gap: 10px;
}

.t-line.out {
  padding-left: 20px;
  color: var(--text-2);
}

.prompt {
  color: var(--accent);
  font-weight: 700;
}

.kw { color: var(--cyan); }

.cursor-blink {
  animation: blink 1s infinite;
  color: var(--accent);
}

/* ============================================
   SKILLS
   ============================================ */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.skill-card {
  padding: 28px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.skill-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 0%, rgba(123,97,255,0.12) 0%, transparent 70%);
  opacity: 0;
  transition: opacity var(--transition);
}

.skill-card:hover {
  border-color: var(--border-2);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.4), 0 0 0 1px var(--accent-glow);
}

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

.skill-icon {
  font-size: 28px;
  margin-bottom: 14px;
}

.skill-card h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text);
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-bottom: 20px;
}

.skill-tags span {
  padding: 4px 12px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-2);
}

.skill-bar {
  height: 3px;
  background: var(--border);
  border-radius: 3px;
  overflow: hidden;
}

.skill-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--cyan));
  width: 0%;
  border-radius: 3px;
  transition: width 1.4s var(--ease-out);
}

/* ============================================
   PROJECTS
   ============================================ */
.projects {
  background: linear-gradient(180deg, transparent, var(--bg-2) 20%, var(--bg-2) 80%, transparent);
}

.projects-list {
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
}

.project-card {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 40px;
  padding: 40px 40px;
  background: var(--bg);
  position: relative;
  overflow: hidden;
  transition: background var(--transition);
}

.project-card::after {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--accent), var(--cyan));
  transform: scaleY(0);
  transition: transform var(--transition);
  transform-origin: bottom;
}

.project-card:hover {
  background: var(--bg-2);
}

.project-card:hover::after {
  transform: scaleY(1);
}

.project-meta {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-top: 4px;
}

.project-num {
  font-family: var(--font-mono);
  font-size: 40px;
  font-weight: 300;
  color: var(--border-2);
  line-height: 1;
  transition: color var(--transition);
}

.project-card:hover .project-num {
  color: var(--accent);
}

.project-date {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--text-3);
}

.project-link {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent);
  transition: gap var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: auto;
}

.project-link:hover {
  color: var(--cyan);
}

.project-body h3 {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
  color: var(--text);
  transition: color var(--transition);
}

.project-card:hover .project-body h3 {
  color: var(--accent-2);
}

.project-body p {
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-2);
  margin-bottom: 20px;
  max-width: 640px;
}

.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.project-tech span {
  padding: 4px 14px;
  background: var(--surface-2);
  border: 1px solid var(--border-2);
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent-2);
}

.project-glow {
  position: absolute;
  top: 0; right: 0;
  width: 200px; height: 200px;
  background: radial-gradient(ellipse at 100% 0%, var(--accent-glow) 0%, transparent 70%);
  opacity: 0;
  transition: opacity var(--transition);
}

.project-card:hover .project-glow {
  opacity: 1;
}

/* ============================================
   EDUCATION & ACHIEVEMENTS
   ============================================ */
.edu-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
}

.edu-col .section-title {
  margin-bottom: 40px;
}

/* Timeline */
.timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 7px; top: 10px; bottom: 10px;
  width: 1px;
  background: var(--border);
}

.timeline-item {
  display: flex;
  gap: 24px;
  padding-bottom: 36px;
}

.tl-dot {
  width: 15px; height: 15px;
  min-width: 15px;
  border-radius: 50%;
  border: 2px solid var(--accent);
  background: var(--bg);
  margin-top: 5px;
  position: relative;
  z-index: 1;
  transition: background var(--transition), box-shadow var(--transition);
}

.timeline-item:hover .tl-dot {
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent-glow);
}

.tl-date {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--text-3);
  display: block;
  margin-bottom: 6px;
}

.tl-content h3 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 4px;
}

.tl-content p {
  font-size: 14px;
  color: var(--text-2);
  margin-bottom: 10px;
}

.tl-badge {
  padding: 3px 12px;
  background: rgba(123,97,255,0.12);
  border: 1px solid rgba(123,97,255,0.2);
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent-2);
}

/* Achievement cards */
.achievement-cards {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.ach-card {
  padding: 28px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  gap: 24px;
  transition: all var(--transition);
}

.ach-card:hover {
  border-color: var(--border-2);
  background: var(--surface-2);
  transform: translateX(4px);
}

.ach-num {
  font-size: 40px;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1;
  color: var(--text);
  white-space: nowrap;
}

.ach-num span {
  font-size: 20px;
  color: var(--accent);
}

.ach-card p {
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-2);
}

/* ============================================
   CONTACT
   ============================================ */
.contact {
  background: linear-gradient(180deg, transparent, var(--bg-3) 40%);
}

.contact-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 80px;
  align-items: center;
}

.contact-text .section-title {
  margin-bottom: 20px;
}

.contact-text > p {
  font-size: 16px;
  color: var(--text-2);
  margin-bottom: 40px;
  line-height: 1.7;
}

.contact-links {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  transition: all var(--transition);
  font-size: 14px;
  color: var(--text-2);
}

.contact-item:hover {
  border-color: var(--accent);
  background: rgba(123,97,255,0.07);
  color: var(--text);
  transform: translateX(6px);
}

.ci-icon {
  width: 36px; height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface-2);
  border-radius: 8px;
  font-size: 16px;
  flex-shrink: 0;
}

.big-cta {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 200px; height: 200px;
  border-radius: 50%;
  border: 2px solid var(--border-2);
  color: var(--text-2);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.big-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--accent);
  transform: scale(0);
  border-radius: 50%;
  transition: transform 0.5s var(--ease-out);
}

.big-cta:hover::before {
  transform: scale(1);
}

.big-cta:hover {
  color: #fff;
  border-color: var(--accent);
  box-shadow: 0 0 60px var(--accent-glow);
}

.cta-text {
  position: relative;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.cta-arrow {
  position: relative;
  font-size: 24px;
  margin-top: 4px;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--border);
}

.footer-inner {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 28px var(--content-pad);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-3);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .skills-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .about-grid {
    grid-template-columns: 1fr;
    gap: 50px;
  }
  .edu-grid {
    grid-template-columns: 1fr;
    gap: 60px;
  }
}

@media (max-width: 768px) {
  .hero {
    flex-direction: column-reverse;
    padding-top: 100px;
  }
  .hero-photo {
    width: 100%;
    display: flex;
    justify-content: center;
  }
  .nav-links { display: none; }
  .skills-grid { grid-template-columns: 1fr 1fr; }
  .project-card {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .project-meta {
    flex-direction: row;
    align-items: center;
  }
  .contact-inner {
    grid-template-columns: 1fr;
  }
  .footer-inner {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .skills-grid { grid-template-columns: 1fr; }
  .hero-meta { gap: 16px; }
}