/* ── ABOUT ── */
#about {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
#about .about-left,
#about .about-right {
  opacity: 0;
  transform: translateY(60px);
  transition: opacity .9s cubic-bezier(.16,1,.3,1), transform .9s cubic-bezier(.16,1,.3,1);
}
#about .about-left.raised  { opacity: 1; transform: translateY(0); }
#about .about-right.raised { opacity: 1; transform: translateY(0); transition-delay: .15s; }
.about-headline em {
  display: inline-block;
  opacity: 0;
  transform: translateY(40px);
  transition: opacity .7s ease .4s, transform .7s ease .4s;
}
#about.in-view .about-headline em { opacity: 1; transform: translateY(0); }
.about-headline {
  font-family: var(--font-display);
  font-size: clamp(48px, 6vw, 88px);
  line-height: 1;
  margin-bottom: 32px;
  font-style: normal;
  color: transparent;
  -webkit-text-stroke: 1px var(--accent);
}
.about-text {
  font-size: 16px;
  line-height: 1.8;
  color: var(--muted);
  max-width: 480px;
}
.about-text strong { color: var(--text); font-weight: 500; }
.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  margin-top: 48px;
  border: 1px solid var(--border);
}
.stat { background: var(--bg); padding: 28px 20px; text-align: center; }
.stat-num { font-family: var(--font-display); font-size: 52px; line-height: 1; color: var(--text); }
.stat-num sup { font-size: 24px; color: var(--accent); }
.stat-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .15em;
  color: var(--muted);
  text-transform: uppercase;
  margin-top: 6px;
}
.about-right { position: relative; }
.about-image-wrap { position: relative; aspect-ratio: 4/5; cursor: none; }
.photo-container {
  width: 100%; height: 100%;
  overflow: hidden;
  border-radius: 4px;
}
.about-image-placeholder {
  width: 100%; height: 100%;
  background: linear-gradient(135deg, #1a1a25 0%, #0d0d18 50%, #1a0d18 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted);
  letter-spacing: .15em;
}
.about-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
  filter: grayscale(.3) contrast(1.05);
  transform: scale(1);
  transition: transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94), filter 0.8s ease;
}
.about-image-wrap:hover .about-photo {
  transform: scale(1.05);
  filter: grayscale(0) contrast(1.1);
}
.about-image-icon {
  width: 64px; height: 64px;
  border: 1px solid var(--border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.about-accent-line {
  position: absolute;
  top: 20px; right: -20px;
  width: 1px; height: 60%;
  background: linear-gradient(to bottom, var(--accent), transparent);
  opacity: .4;
  transition: transform 0.8s ease, opacity 0.8s ease;
}
.about-image-wrap:hover .about-accent-line {
  transform: translateY(20px);
  opacity: 0.8;
}
.about-accent-dot {
  position: absolute;
  bottom: -20px; left: -20px;
  width: 80px; height: 80px;
  border: 1px solid var(--border);
  border-radius: 50%;
  transition: transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94), border-color 0.8s ease;
  z-index: -1;
}
.about-image-wrap:hover .about-accent-dot {
  transform: scale(1.2) translate(10px, -10px);
  border-color: rgba(244,63,94,.4);
}

/* ── PROJECTS ── */
#projects { background: var(--bg2); }
.projects-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 60px;
}
.projects-title { font-family: var(--font-display); font-size: clamp(48px, 7vw, 100px); line-height: 1; }
.projects-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2px; }
.project-card {
  position: relative;
  aspect-ratio: 16/10;
  overflow: hidden;
  background: var(--surface);
  cursor: none;
}
.project-card.featured { grid-column: 1 / -1; aspect-ratio: 21/9; }
.project-bg { position: absolute; inset: 0; transition: transform .6s ease; }
.project-card:hover .project-bg { transform: scale(1.05); }
.project-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(6,6,8,.95) 0%, rgba(6,6,8,.3) 60%, transparent 100%);
}
.project-content {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 36px;
  transform: translateY(8px);
  transition: transform .4s ease;
}
.project-card:hover .project-content { transform: none; }
.project-num { font-family: var(--font-mono); font-size: 11px; color: var(--accent); letter-spacing: .2em; margin-bottom: 12px; }
.project-name { font-family: var(--font-display); font-size: clamp(28px, 3vw, 44px); line-height: 1; margin-bottom: 10px; }
.project-desc {
  font-size: 14px;
  color: var(--muted);
  max-width: 480px;
  line-height: 1.6;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity .4s .1s, transform .4s .1s;
}
.project-card:hover .project-desc { opacity: 1; transform: none; }
.project-tags {
  display: flex; gap: 8px; flex-wrap: wrap; margin-top: 14px;
  opacity: 0; transform: translateY(10px);
  transition: opacity .4s .15s, transform .4s .15s;
}
.project-card:hover .project-tags { opacity: 1; transform: none; }
.project-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .1em;
  color: var(--muted);
  border: 1px solid var(--border);
  padding: 4px 10px;
}
.project-arrow {
  position: absolute;
  top: 36px; right: 36px;
  width: 48px; height: 48px;
  border: 1px solid rgba(244,63,94,.4);
  display: flex; align-items: center; justify-content: center;
  opacity: 0;
  transform: translate(10px,-10px);
  transition: opacity .4s, transform .4s;
  text-decoration: none;
}
.project-card:hover .project-arrow { opacity: 1; transform: none; }
.proj-bg-1 { background: linear-gradient(135deg, #1a0d1a 0%, #0d1a2a 50%, #0a0a1a 100%); }
.proj-bg-2 { background: linear-gradient(135deg, #1a1a0d 0%, #0d1a1a 100%); }
.proj-bg-3 { background: linear-gradient(135deg, #1a0d12 0%, #0d0d1a 100%); }
.proj-bg-4 { background: linear-gradient(135deg, #0a1a1a 0%, #1a0a14 100%); }
.project-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(244,63,94,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(244,63,94,.05) 1px, transparent 1px);
  background-size: 40px 40px;
}

/* ── SKILLS ── */
#skills { background: var(--bg); }
.skills-layout { display: grid; grid-template-columns: 380px 1fr; gap: 80px; align-items: start; }
.skills-intro-title { font-family: var(--font-display); font-size: clamp(48px, 5vw, 72px); line-height: 1; margin-bottom: 20px; }
.skills-intro-text { font-size: 15px; color: var(--muted); line-height: 1.7; }
.skills-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--border); }
.skill-item {
  background: var(--bg);
  padding: 24px 20px;
  position: relative;
  overflow: hidden;
  transition: background .3s;
}
.skill-item::before {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 100%; height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .4s ease;
}
.skill-item:hover { background: var(--surface); }
.skill-item:hover::before { transform: scaleX(1); }
.skill-icon { font-family: var(--font-mono); font-size: 20px; color: var(--accent); margin-bottom: 10px; }
.skill-name { font-family: var(--font-mono); font-size: 13px; letter-spacing: .05em; margin-bottom: 6px; }
.skill-level { font-size: 11px; color: var(--muted); }
.skill-bar { margin-top: 10px; height: 2px; background: var(--border); position: relative; overflow: hidden; }
.skill-bar-fill {
  position: absolute;
  top: 0; left: 0; bottom: 0;
  background: var(--accent);
  width: 0;
  transition: width 1.2s ease;
}

/* ── EXPERIENCE ── */
#experience { background: var(--bg2); }
.exp-title { font-family: var(--font-display); font-size: clamp(48px, 6vw, 88px); line-height: 1; margin-bottom: 80px; }
.timeline { position: relative; padding-left: 80px; }
.timeline::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--accent), transparent);
}
.timeline-item { position: relative; padding-bottom: 64px; }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-dot {
  position: absolute;
  left: -84px; top: 6px;
  width: 8px; height: 8px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 12px var(--accent);
}
.timeline-date { font-family: var(--font-mono); font-size: 11px; letter-spacing: .15em; color: var(--accent); text-transform: uppercase; margin-bottom: 12px; }
.timeline-role { font-family: var(--font-display); font-size: clamp(28px, 3vw, 42px); line-height: 1; margin-bottom: 6px; }
.timeline-company { font-family: var(--font-mono); font-size: 13px; color: var(--muted); margin-bottom: 16px; }
.timeline-desc { font-size: 15px; color: var(--muted); max-width: 600px; line-height: 1.7; }

/* ── CONTACT ── */
/* EXTRACURRICULAR */
#extracurricular { background: var(--bg); }
.activities-title {
  font-family: var(--font-display);
  font-size: clamp(48px, 6vw, 88px);
  line-height: 1;
  margin: 18px 0 20px;
}
.activities-intro {
  max-width: 640px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.7;
  margin-bottom: 56px;
}
.activities-grid {
  display: grid;
  gap: 24px;
}
.activity-card {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 32px;
  padding: 36px;
  border: 1px solid var(--border);
  background: linear-gradient(135deg, rgba(17,17,24,.92), rgba(13,13,18,.96));
  position: relative;
  overflow: hidden;
}
.activity-card::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 2px;
  height: 100%;
  background: linear-gradient(to bottom, var(--accent), transparent);
}
.activity-num {
  font-family: var(--font-display);
  font-size: clamp(54px, 8vw, 104px);
  line-height: .8;
  color: transparent;
  -webkit-text-stroke: 1px rgba(203, 35, 16, .5);
}
.activity-content h3 {
  font-family: var(--font-display);
  font-size: clamp(32px, 4vw, 54px);
  line-height: 1;
  margin-bottom: 8px;
}
.activity-date,
.activity-role,
.activity-org,
.activity-content h4 {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.activity-date,
.activity-role { color: var(--accent); margin-bottom: 10px; }
.activity-org { color: var(--muted); margin-bottom: 18px; }
.activity-content p,
.activity-content li {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}
.activity-columns {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  margin-top: 26px;
}
.activity-content h4 {
  color: var(--text);
  margin-bottom: 12px;
}
.activity-content ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.activity-content li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 10px;
}
.activity-content li::before {
  content: '';
  position: absolute;
  left: 0;
  top: .75em;
  width: 6px;
  height: 1px;
  background: var(--accent);
}
.activity-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 28px;
}
.activity-tags span {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .08em;
  color: var(--muted);
  border: 1px solid var(--border);
  padding: 6px 10px;
  text-transform: uppercase;
}
.activity-impact {
  border-top: 1px solid var(--border);
  margin-top: 28px;
  padding-top: 18px;
  font-style: italic;
}

#contact {
  min-height: 80vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.contact-bg-text {
  position: absolute;
  bottom: -40px; left: -20px;
  font-family: var(--font-display);
  font-size: clamp(120px, 20vw, 280px);
  color: transparent;
  -webkit-text-stroke: 1px var(--border);
  user-select: none;
  pointer-events: none;
  line-height: 1;
  white-space: nowrap;
}
.contact-label { margin-bottom: 40px; }
.contact-title { font-family: var(--font-display); font-size: clamp(60px, 10vw, 140px); line-height: 1; margin-bottom: 32px; }
.contact-title em { font-style: normal; color: var(--accent); }
.contact-email {
  font-family: var(--font-mono);
  font-size: clamp(14px, 2vw, 22px);
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid var(--border);
  padding-bottom: 6px;
  display: inline-block;
  transition: color .3s, border-color .3s;
  margin-bottom: 48px;
}
.contact-email:hover { color: var(--accent); border-color: var(--accent); }
.contact-socials { display: flex; gap: 24px; }
.social-link {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--muted);
  text-decoration: none;
  transition: color .3s;
  display: flex;
  align-items: center;
  gap: 8px;
}
.social-link:hover { color: var(--text); }