/* Home page (tharuka.xyz) */
.section { padding: 88px 0 0; scroll-margin-top: 64px; }
.section h2 { font-size: clamp(1.8rem, 3.5vw, 2.4rem); }
.section-head { max-width: 640px; margin-bottom: 36px; }

/* Hero */
.hero { position: relative; padding: 72px 0 24px; overflow: hidden; isolation: isolate; }
.hero::after {
  content: ""; position: absolute; right: -120px; top: 40px; width: 420px; height: 420px; border-radius: 50%;
  background: var(--yellow); opacity: 0.18; filter: blur(60px); pointer-events: none; z-index: -1;
}
.hero-grid { position: relative; display: grid; grid-template-columns: 1.35fr 1fr; gap: 56px; align-items: center; }
.hero h1 { font-size: clamp(2.3rem, 5.4vw, 3.9rem); margin: 16px 0 20px; }
.lead { font-size: 1.12rem; color: var(--muted); max-width: 600px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 28px 0 24px; }
.portrait { position: relative; justify-self: center; }
.portrait::before {
  content: ""; position: absolute; inset: 0; border-radius: 24px; border: 2px solid var(--text);
  transform: translate(16px, 16px); z-index: -1;
}

.portrait img {
  width: min(400px, 80vw); height: auto; aspect-ratio: 1; object-fit: cover; border-radius: 24px;
  background: var(--brand);
}
.portrait-badge {
  position: absolute; left: 50%; bottom: -18px; transform: translateX(-50%); white-space: nowrap;
  background: var(--bg-elev); border: 1px solid var(--border); border-radius: 999px; padding: 8px 14px;
  font-size: 0.85rem; font-weight: 500; box-shadow: var(--shadow); display: flex; align-items: center; gap: 8px;
}
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--yellow); box-shadow: 0 0 0 4px rgba(255, 210, 63, 0.3); }

.stats {
  margin: 64px 0 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px;
  background: var(--border); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden;
}
.stats div { background: var(--bg-elev); padding: 22px 24px; position: relative; }
.stats div::before { content: ""; display: block; width: 28px; height: 4px; border-radius: 2px; background: var(--brand); margin-bottom: 12px; }
.stats div:nth-child(2)::before { background: var(--pop); }
.stats div:nth-child(3)::before { background: var(--yellow); }
.stats div:nth-child(4)::before { background: var(--text); }
.stats dt { font-family: var(--font-display); font-size: 1.8rem; font-weight: 700; }
.stats dd { margin: 0; color: var(--muted); font-size: 0.9rem; }

/* Tech marquee */
main { overflow-x: clip; }
.marquee { margin-top: 72px; background: var(--brand-ink); color: #f2efe9; overflow: hidden; transform: rotate(-1.2deg); width: 104%; margin-left: -2%; border-block: 2px solid var(--brand-ink); }
.marquee-track { display: flex; width: max-content; animation: marquee 40s linear infinite; }
.marquee ul { display: flex; list-style: none; margin: 0; padding: 14px 0; }
.marquee li { font-family: var(--font-display); font-weight: 600; font-size: 1.05rem; padding: 0 22px; display: flex; align-items: center; gap: 44px; }
.marquee li::after { content: "✦"; color: var(--brand); margin-right: -22px; }
.marquee:hover .marquee-track { animation-play-state: paused; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* About */
.about-grid { display: grid; grid-template-columns: 1.15fr 1fr; gap: 48px; align-items: start; }
.process { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; counter-reset: none; }
.process .focus-card { position: relative; padding: 20px 22px 20px 72px; }
.step {
  position: absolute; left: 20px; top: 20px; width: 36px; height: 36px; border-radius: 10px; display: grid; place-items: center;
  font-family: var(--font-display); font-weight: 700; font-size: 0.85rem; background: var(--text); color: var(--bg);
}
.process li:nth-child(2) .step { background: var(--brand); color: var(--brand-ink); }
.process li:nth-child(3) .step { background: var(--pop); color: var(--pop-ink); }
.process li:nth-child(4) .step { background: var(--yellow); color: #111; }
.stack { display: grid; gap: 8px; margin-top: 28px; }
.stack-layer {
  display: grid; gap: 2px;
  padding: 12px 18px; border-radius: 12px; border: 2px solid var(--text); font-size: 0.9rem;
}
.stack-layer strong { font-family: var(--font-display); font-size: 1.02rem; }
.stack-layer span { opacity: 0.8; }
.layer-ai { background: var(--brand); color: var(--brand-ink); margin-right: 0; }
.layer-data { background: var(--yellow); color: #111; margin-left: 18px; }
.layer-sw { background: var(--text); color: var(--bg); margin-left: 36px; }
.focus-card h3 { font-size: 1.1rem; }
.focus-card p { margin: 0; }
.focus-card { box-shadow: none; background: var(--bg-soft); border-color: transparent; }

/* Timeline */
.timeline { list-style: none; margin: 0; padding: 0; position: relative; }
.timeline::before { content: ""; position: absolute; left: 180px; top: 8px; bottom: 8px; width: 2px; background: var(--border); }
.timeline-item:first-child::before { background: var(--brand); box-shadow: 0 0 0 6px var(--accent-soft); }
.timeline-item:first-child .card { border-color: var(--text); box-shadow: 5px 5px 0 var(--brand); }
.timeline-item { display: grid; grid-template-columns: 180px 1fr; gap: 36px; padding-bottom: 24px; position: relative; }
.timeline-item::before {
  content: ""; position: absolute; left: 175px; top: 26px; width: 12px; height: 12px; border-radius: 50%;
  background: var(--bg); border: 2px solid var(--brand);
}
.timeline-meta { display: flex; flex-direction: column; padding-top: 20px; font-size: 0.88rem; }
.timeline-dates { font-weight: 600; }
.timeline .card h3 { font-size: 1.2rem; margin-bottom: 2px; }
.company { color: var(--accent); font-weight: 600; margin-bottom: 8px; }
.highlights { margin: 0 0 16px; padding-left: 18px; }
.highlights li { margin-bottom: 6px; }
.highlights li::marker { color: var(--brand); }

/* Projects */
.project-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 16px; }
.project { display: flex; flex-direction: column; transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease; }
.project:hover { transform: translate(-3px, -3px); box-shadow: 6px 6px 0 var(--text); border-color: var(--text); }
.project:nth-child(4n+2) .project-tag { background: rgba(47, 84, 235, 0.1); color: var(--pop); }
.project:nth-child(4n+3) .project-tag { background: var(--text); color: var(--bg); }
.project h3 { font-size: 1.08rem; margin-top: 12px; }
.project p { margin: 0; font-size: 0.93rem; }
.project-featured { grid-column: 1 / -1; background: var(--text); color: var(--bg); border-color: var(--text); padding: 32px; }
.project-featured h3 { font-size: 1.5rem; }
.project-featured .muted { color: color-mix(in srgb, var(--bg) 72%, transparent); font-size: 1rem; max-width: 760px; }
.project-featured .project-tag { background: var(--brand); color: var(--brand-ink); }
.project-featured .project-client { color: var(--brand); }
.project-featured .highlights { margin: 14px 0 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px 28px; padding-left: 18px; font-size: 0.93rem; }
.project-featured:hover { box-shadow: 6px 6px 0 var(--brand); }
@media (max-width: 860px) { .project-featured .highlights { grid-template-columns: 1fr; } }
.project-client { font-size: 0.85rem; font-weight: 600; color: var(--accent-2); margin-bottom: 8px !important; }
.project-tag {
  align-self: flex-start; font-size: 0.72rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em;
  padding: 4px 9px; border-radius: 6px; background: var(--accent-soft); color: var(--text);
}

/* Skills + education */
.skills-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 48px; }
.skill-groups { display: grid; gap: 22px; margin-top: 12px; }
.skill-group h3 { font-size: 0.95rem; color: var(--muted); font-family: var(--font); font-weight: 600; margin-bottom: 10px; }
.skill-group .chip { font-size: 0.85rem; color: var(--text); padding: 6px 12px; }
.edu { margin-top: 12px; padding: 20px 22px; }
.edu h3 { font-size: 1.05rem; display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.edu p { margin: 0 0 4px; }
.badge { font-family: var(--font); font-size: 0.7rem; padding: 3px 8px; border-radius: 6px; background: var(--brand); color: var(--brand-ink); letter-spacing: 0.02em; }
.pubs { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; font-size: 0.93rem; }
.pubs li { display: grid; gap: 2px; }
.pubs a { color: var(--text); font-weight: 600; text-decoration: underline; text-decoration-color: var(--brand); text-decoration-thickness: 2px; text-underline-offset: 3px; }
.pubs span:first-child { font-weight: 600; }
.pub-note { font-size: 0.88rem; }
.plain { list-style: none; padding: 0; margin: 0; display: grid; gap: 6px; font-size: 0.93rem; }

/* Community */
.community-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.community-grid h3 { font-size: 1.1rem; margin-bottom: 2px; }
.community-grid .muted { font-size: 0.88rem; }
.videos { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 16px; }
.video { position: relative; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); color: #fff; }
.video img { width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: cover; transition: transform 0.3s ease; }
.video:hover img { transform: scale(1.04); }
.video::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, rgba(0, 0, 0, 0.75), transparent 60%); }
.video-title { position: absolute; left: 16px; bottom: 12px; right: 16px; z-index: 1; font-weight: 600; }
.play {
  position: absolute; top: 12px; right: 12px; z-index: 1; width: 36px; height: 36px; border-radius: 50%;
  background: rgba(255, 255, 255, 0.92); color: #111; display: grid; place-items: center;
}
.play svg { width: 16px; height: 16px; margin-left: 2px; }
.video:hover { text-decoration: none; }

/* Learn CTA */
.learn-cta {
  display: grid; position: relative; overflow: hidden; isolation: isolate; grid-template-columns: 1.2fr 1fr; gap: 40px; align-items: center; padding: 44px;
  border-radius: 24px; border: 0; background: var(--brand); color: var(--brand-ink);
}
.learn-cta p { color: rgba(17, 17, 17, 0.75); font-size: 1.05rem; }
.learn-cta .eyebrow { color: var(--brand-ink); }
.learn-cta::before {
  content: "LEARN"; position: absolute; right: -10px; bottom: -40px; z-index: -1; font-family: var(--font-display);
  font-weight: 700; font-size: 11rem; line-height: 1; letter-spacing: -0.04em; color: transparent;
  -webkit-text-stroke: 2px rgba(17, 17, 17, 0.12);
}
.learn-cta .chip { background: rgba(255, 255, 255, 0.35); border-color: transparent; color: var(--brand-ink); }
.learn-cta .latest-item { background: #fff; border-color: transparent; color: #111; }
.learn-cta .latest-item .muted { color: #6b6259; }
.learn-cta .btn-primary { background: #111; color: #fff; border-color: #111; }
.learn-latest { display: grid; gap: 10px; }
.latest-item {
  display: flex; justify-content: space-between; gap: 12px; padding: 14px 16px; border-radius: 12px;
  background: var(--bg-elev); border: 1px solid var(--border); color: var(--text); font-weight: 500; font-size: 0.95rem;
}
.latest-item .muted { font-size: 0.82rem; white-space: nowrap; }
.latest-item:hover { border-color: var(--accent); text-decoration: none; }
.learn-latest .btn { justify-content: center; }

/* Contact */
.contact { text-align: center; padding-bottom: 24px; }
.contact h2 { font-size: clamp(2.2rem, 6vw, 4rem); }

/* Scroll reveal (only when JS is on) */
.js-reveal .reveal { opacity: 0; transform: translateY(16px); transition: opacity 0.6s ease, transform 0.6s ease; }
.js-reveal .reveal.in { opacity: 1; transform: none; }

@media (max-width: 960px) {
  .hero-grid, .about-grid, .skills-grid, .learn-cta { grid-template-columns: 1fr; }
  .portrait { order: -1; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .community-grid, .videos { grid-template-columns: 1fr; }
  .learn-cta { padding: 28px 22px; }
}
@media (max-width: 640px) {
  .layer-data { margin-left: 10px; } .layer-sw { margin-left: 20px; }
  .section { padding-top: 64px; }
  .hero { padding-top: 40px; }
  .timeline::before { left: 5px; }
  .timeline-item { grid-template-columns: 1fr; gap: 8px; padding-left: 28px; }
  .timeline-item::before { left: 0; top: 4px; }
  .timeline-meta { padding-top: 0; flex-direction: row; gap: 10px; flex-wrap: wrap; }
  .card { padding: 20px; }
  .stats div { padding: 16px; }
  .stats dt { font-size: 1.4rem; }
}