:root {
  --bg: #ffffff;
  --bg-alt: #f6f5f8;
  --card: #ffffff;
  --fg: #111114;
  --muted: #6a6a76;
  --line: #e6e4ec;
  --accent: #d9487f;
  --accent-soft: rgba(217, 72, 127, 0.12);
  --lit: 58%; /* project card gradient lightness */
  --accent2: #f0719f;
  --glass: linear-gradient(135deg, rgba(217, 72, 127, 0.3), rgba(240, 113, 159, 0.12));
  --glow: 0 0 18px rgba(217, 72, 127, 0.45), 0 0 46px rgba(217, 72, 127, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.55);
  --glass-line: rgba(217, 72, 127, 0.35);
  --glass-hover: rgba(217, 72, 127, 0.18);
  --on-accent: #ffffff;
  --gold: #c8993c;
}
:root[data-theme="dark"] {
  --bg: #150a12;
  --bg-alt: #1b0f17;
  --card: #1f1219;
  --fg: #eae5ec;
  --muted: #a89aa6;
  --line: #33212c;
  --accent: #f2a6c6;
  --accent-soft: rgba(242, 166, 198, 0.14);
  --lit: 38%;
  --accent2: #ff8fb8;
  --glass: linear-gradient(135deg, rgba(242, 166, 198, 0.3), rgba(255, 143, 184, 0.12));
  --glow: 0 0 18px rgba(242, 166, 198, 0.5), 0 0 46px rgba(242, 166, 198, 0.28), inset 0 1px 0 rgba(255, 255, 255, 0.3);
  --glass-line: rgba(242, 166, 198, 0.35);
  --glass-hover: rgba(242, 166, 198, 0.2);
  --on-accent: #150a12;
  --gold: #e6c07b;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html,
body {
  height: 100%;
  width: 100%;
  background: var(--bg);
  color: var(--fg);
  font-family: "Geist", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  transition: background 0.3s, color 0.3s;
}
a {
  color: inherit;
  text-decoration: none;
}
button {
  font: inherit;
  color: inherit;
  cursor: pointer;
}
em {
  font-family: "Instrument Serif", serif;
  font-style: italic;
  font-weight: 400;
  letter-spacing: 0;
}
#main {
  position: relative;
  overflow: hidden;
}

/* ---------- custom cursor: glowing gradient orb ---------- */
.cursor {
  display: none;
}
@media (hover: hover) and (pointer: fine) {
  .cursor {
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 9999;
    pointer-events: none;
  }
  html.has-cursor,
  html.has-cursor a,
  html.has-cursor button {
    cursor: none;
  }
  .cursor .dot {
    position: absolute;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    transform: translate(-50%, -50%) scale(1);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
    background: radial-gradient(
      circle at 38% 32%,
      color-mix(in srgb, var(--accent) 35%, #fff),
      var(--accent) 60%,
      var(--accent2)
    );
    /* soft shining halo */
    box-shadow: 0 0 10px var(--accent), 0 0 28px var(--accent),
      0 0 64px var(--accent-soft);
  }
  /* over links and cards the orb swells and shines brighter */
  .cursor.hover .dot {
    transform: translate(-50%, -50%) scale(1.7);
    box-shadow: 0 0 14px var(--accent), 0 0 38px var(--accent),
      0 0 84px var(--accent);
  }
}

/* ---------- hero ---------- */
#page {
  position: relative;
  height: 100vh;
  width: 100vw;
  overflow: hidden;
}
/* shared avatar layer: stays on screen, sits above section backgrounds
   but below section content */
#avatar {
  position: absolute;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 1;
  pointer-events: none;
  will-change: transform;
}
#avatarInner {
  width: 100%;
  height: 100%;
  will-change: transform;
}
#avatar canvas {
  display: block;
}
#loop {
  display: flex;
  position: absolute;
  top: 24%;
  width: 100%;
  white-space: nowrap;
  font-size: clamp(54px, 9vw, 132px);
  line-height: 1.1;
}
#loop > h1 {
  flex: none;
  font-weight: 600;
  letter-spacing: -0.04em;
  animation: anim 28s linear infinite;
}
#loop > h1 em {
  font-size: 1.08em;
  padding: 0 0.12em;
  color: var(--accent);
}
#loop > h1 > i {
  font-style: normal;
  font-size: 0.42em;
  vertical-align: middle;
  padding: 0 0.35em;
  color: var(--accent);
}
#loop > h1 > span {
  -webkit-text-stroke: 1.5px var(--fg);
  color: transparent;
  padding: 0 0.2em;
}
@keyframes anim {
  to {
    transform: translateX(-100%);
  }
}
.hero-copy {
  position: absolute;
  left: 5%;
  bottom: 9%;
  width: min(26vw, 340px);
  z-index: 10;
}
.hero-copy p {
  font-size: 15px;
  line-height: 1.6;
  color: var(--muted);
}
.hero-copy .role {
  font-size: 13px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 500;
  margin-bottom: 8px;
}
.hero-copy .tagline {
  font-size: 22px;
  line-height: 1.3;
  color: var(--fg);
  font-weight: 500;
  letter-spacing: -0.02em;
  margin-bottom: 10px;
}
.hero-copy .tagline em {
  color: var(--accent);
  font-size: 1.1em;
}
.scroll-hint {
  position: absolute;
  right: 5%;
  bottom: 9%;
  z-index: 10;
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}
.scroll-hint span {
  display: inline-block;
  animation: bob 1.6s ease-in-out infinite;
}
@keyframes bob {
  50% {
    transform: translateY(4px);
  }
}

/* ---------- nav ---------- */
#nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: 68px;
  padding: 0 32px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background 0.3s, border-color 0.3s;
}
/* turns solid once the page scrolls past the hero */
#nav.solid {
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom-color: var(--line);
}
.logo {
  font-weight: 700;
  font-size: 20px;
  letter-spacing: -0.02em;
}
#nav nav {
  display: flex;
  gap: 4px;
  padding: 5px;
  border-radius: 50px;
  font-size: 14px;
  font-weight: 500;
  color: var(--accent);
  background: var(--glass);
  border: 1px solid var(--glass-line);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: var(--glow);
}
#nav nav a {
  padding: 9px 18px;
  border-radius: 50px;
  transition: color 0.2s, background 0.2s, box-shadow 0.2s;
}
#nav nav a:hover {
  color: var(--accent);
  background: var(--glass-hover);
}
.nav-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 14px;
}
.status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--muted);
}
.status i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 0 4px rgba(34, 197, 94, 0.18);
}
#theme {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: var(--card);
  display: grid;
  place-items: center;
  transition: border-color 0.2s;
}
#theme:hover {
  border-color: var(--accent);
}
#theme .i-sun {
  display: none;
}
:root[data-theme="dark"] #theme .i-sun {
  display: block;
}
:root[data-theme="dark"] #theme .i-moon {
  display: none;
}
.btn {
  display: inline-block;
  padding: 11px 22px;
  border-radius: 50px;
  border: 1px solid var(--line);
  background: var(--card);
  font-size: 14px;
  font-weight: 500;
  transition: transform 0.2s, border-color 0.2s;
}
.btn:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}
.btn.solid {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--on-accent);
}
.socials {
  display: inline-flex;
  gap: 4px;
  padding: 5px;
  border-radius: 50px;
  justify-self: start;
  color: var(--accent);
  background: var(--glass);
  border: 1px solid var(--glass-line);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: var(--glow);
}
.socials a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  transition: background 0.2s, transform 0.2s;
}
.socials a:hover {
  background: var(--glass-hover);
  transform: translateY(-2px);
}

#nav .btn.solid {
  color: var(--accent);
  background: var(--glass);
  border: 1px solid var(--glass-line);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: var(--glow);
}
#nav .btn.solid:hover {
  background: var(--glass-hover);
}

/* ---------- sections ---------- */
.sec {
  padding: 130px 0;
}
.sec.alt {
  background: color-mix(in srgb, var(--bg-alt) 55%, transparent);
}
.wrap {
  width: min(1180px, 88vw);
  margin: 0 auto;
}
.eyebrow {
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 18px;
  font-weight: 500;
}
.sec h2 {
  font-size: clamp(34px, 5vw, 64px);
  font-weight: 600;
  letter-spacing: -0.035em;
  line-height: 1.08;
}
.sec h2 em {
  color: var(--accent);
  font-size: 1.08em;
}
.lead {
  font-size: 18px;
  line-height: 1.7;
  color: var(--muted);
  margin-bottom: 20px;
}

/* about */
.about {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 64px;
  align-items: start;
}
.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 34px;
}
.stats div {
  background: var(--bg-alt);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 18px;
}
.stats b {
  display: block;
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -0.02em;
}
.stats span {
  font-size: 13px;
  color: var(--muted);
}

/* timeline */
.timeline {
  margin-top: 56px;
  position: relative;
  padding-left: 36px;
  display: grid;
  gap: 22px;
}
.timeline::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: var(--line);
}
.tl {
  position: relative;
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 24px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 28px;
  transition: border-color 0.25s, transform 0.25s;
}
.tl:hover {
  border-color: var(--accent);
  transform: translateX(4px);
}
.tl::before {
  content: "";
  position: absolute;
  left: -36px;
  top: 34px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--bg-alt);
  border: 3px solid var(--accent);
}
.tl .when {
  font-size: 14px;
  color: var(--accent);
  font-weight: 500;
}
.tl h3 {
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.02em;
}
.tl .place {
  color: var(--muted);
  margin: 4px 0 12px;
  font-size: 15px;
}
.tl ul {
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.65;
  font-size: 15px;
}

/* project carousel */
.work-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 24px;
  flex-wrap: wrap;
}
.filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.filters button {
  padding: 9px 18px;
  border-radius: 50px;
  border: 1px solid var(--line);
  background: var(--card);
  font-size: 14px;
  transition: all 0.2s;
}
.filters button:hover {
  border-color: var(--accent);
}
.filters button.on {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--on-accent);
}
.carousel {
  margin-top: 48px;
}
.track {
  display: flex;
  gap: 22px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding: 10px max(6vw, calc((100vw - 1180px) / 2)) 24px;
  scroll-padding-left: max(6vw, calc((100vw - 1180px) / 2));
  scrollbar-width: none;
}
.track::-webkit-scrollbar {
  display: none;
}
.track.dragging {
  scroll-snap-type: none;
  user-select: none;
}
.pcard {
  flex: none;
  width: min(380px, 82vw);
  scroll-snap-align: start;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 26px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
}
.pcard:hover {
  transform: translateY(-6px);
  border-color: var(--accent);
  box-shadow: 0 24px 50px -24px var(--accent-soft);
}
.pcard .art {
  position: relative;
  height: 190px;
  padding: 22px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
  color: #fff;
  background: linear-gradient(
    135deg,
    hsl(var(--h) 80% var(--lit)),
    hsl(calc(var(--h) + 40) 75% calc(var(--lit) - 14%))
  );
}
.pcard .art::before,
.pcard .art::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.16);
}
.pcard .art::before {
  width: 190px;
  height: 190px;
  right: -50px;
  top: -70px;
}
.pcard .art::after {
  width: 120px;
  height: 120px;
  right: 60px;
  bottom: -60px;
}
.pcard .num {
  font-size: 13px;
  letter-spacing: 0.1em;
  opacity: 0.85;
  position: relative;
  z-index: 1;
}
.pcard .art h3 {
  position: relative;
  z-index: 1;
  font-size: 28px;
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.1;
}
.pcard .body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.pcard .kicker {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  font-weight: 500;
}
.pcard p {
  color: var(--muted);
  line-height: 1.6;
  font-size: 15px;
  margin: 10px 0 18px;
}
.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.tags i {
  font-style: normal;
  font-size: 12px;
  padding: 5px 12px;
  border-radius: 50px;
  background: var(--bg-alt);
  border: 1px solid var(--line);
}
.pcard .go {
  margin-top: auto;
  padding-top: 22px;
  font-size: 14px;
  font-weight: 500;
  color: var(--fg);
}
.pcard a.go:hover {
  color: var(--accent);
}
.pcard .go.off {
  color: var(--muted);
}
.controls {
  margin-top: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 22px;
}
.controls button {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: var(--card);
  font-size: 18px;
  transition: all 0.2s;
}
.controls button:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--on-accent);
}
.dots {
  display: flex;
  gap: 8px;
}
.dots i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--line);
  transition: all 0.25s;
}
.dots i.on {
  width: 24px;
  border-radius: 6px;
  background: var(--accent);
}

/* tech stack */
.stack {
  margin-top: 56px;
  display: grid;
  gap: 40px;
}
.stack h3 {
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 16px;
}
.tiles {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(132px, 1fr));
  gap: 14px;
}
.tile {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 20px 12px 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  text-align: center;
  transition: transform 0.25s, border-color 0.25s, box-shadow 0.25s;
}
.tile:hover {
  transform: translateY(-5px);
  border-color: var(--accent);
  box-shadow: 0 16px 34px -20px var(--accent-soft);
}
.tile img,
.tile .mono {
  width: 36px;
  height: 36px;
}
.tile .mono {
  display: grid;
  place-items: center;
  border-radius: 10px;
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 600;
  font-size: 15px;
}
:root[data-theme="dark"] .tile img {
  filter: brightness(1.6) saturate(0.85);
}

/* contact */
.sec h2.big {
  font-size: clamp(34px, 5.4vw, 72px);
  max-width: 900px;
  margin-bottom: 26px;
}
.mail {
  display: inline-block;
  font-size: clamp(22px, 3.6vw, 42px);
  font-weight: 500;
  letter-spacing: -0.02em;
  border-bottom: 2px solid var(--accent);
  margin-bottom: 36px;
  word-break: break-all;
}
.mail:hover {
  color: var(--accent);
}
.links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}
footer {
  margin-top: 110px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 13px;
}

/* ---------- smaller screens ---------- */
@media (max-width: 1100px) and (orientation: landscape) {
  .hero-copy {
    display: none;
  }
}
@media (max-width: 960px) {
  #nav {
    grid-template-columns: 1fr auto;
    padding: 0 18px;
  }
  #nav nav,
  .status {
    display: none;
  }
  .about {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .tl {
    grid-template-columns: 1fr;
    gap: 6px;
  }
}
@media (max-width: 600px) {
  .sec {
    padding: 84px 0;
  }
  .stats {
    grid-template-columns: 1fr;
  }
  .hero-copy {
    width: 86vw;
    bottom: 5%;
  }
  .scroll-hint {
    display: none;
  }
  #loop {
    top: 16%;
  }
  .btn {
    padding: 10px 16px;
  }
  .timeline {
    padding-left: 28px;
  }
  .tl::before {
    left: -28px;
  }
  .timeline::before {
    left: 5px;
  }
}

/* ---------- content sits beside the avatar ---------- */
.sec .wrap,
.carousel {
  position: relative;
  z-index: 2;
}
.sec {
  position: relative;
}
@media (min-width: 961px) {
  .sec[data-avatar="right"] .wrap {
    padding-right: 40%;
  }
  .sec[data-avatar="left"] .wrap {
    padding-left: 40%;
  }
  /* projects: cards start beside the avatar and scroll over it */
  .sec[data-avatar="left"] .carousel {
    margin-left: 40vw;
    overflow: hidden;
  }
  .sec[data-avatar="left"] .track {
    padding-left: 0;
    padding-right: 6vw;
    scroll-padding-left: 0;
  }
  .about {
    grid-template-columns: 1fr;
    gap: 28px;
  }
}

/* certifications */
.certs {
  margin-top: 56px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 16px;
}
.cert {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: transform 0.25s, border-color 0.25s;
}
.cert:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
}
.cert h3 {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.02em;
}
.cert p {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
}
.cert span {
  margin-top: 8px;
  font-size: 13px;
  color: var(--accent);
  font-weight: 500;
}

/* process */
.steps {
  margin-top: 56px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
}
.step {
  position: relative;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 28px;
  transition: transform 0.25s, border-color 0.25s;
}
.step:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
}
.step b {
  display: block;
  font-size: 44px;
  font-weight: 600;
  letter-spacing: -0.04em;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 14px;
}
.step h3 {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}
.step p {
  color: var(--muted);
  line-height: 1.6;
  font-size: 15px;
}


/* phones: soften the bottom edge of the avatar render */
@media (max-width: 960px) and (orientation: portrait) {
  #avatar canvas {
    -webkit-mask-image: linear-gradient(#000 60%, transparent 75%);
    mask-image: linear-gradient(#000 60%, transparent 75%);
  }
}

/* ---------- luxury backdrop: soft glows + twinkling stars ---------- */
#main {
  z-index: 1;
}
.backdrop {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(42vw 42vw at 88% 8%, var(--accent-soft), transparent 70%),
    radial-gradient(38vw 38vw at 6% 92%, rgba(214, 170, 90, 0.1), transparent 70%),
    radial-gradient(30vw 30vw at 50% 55%, color-mix(in srgb, var(--accent2) 8%, transparent), transparent 70%);
}
#stars {
  display: block;
}

/* research paper */
.paper {
  margin-top: 48px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 26px;
  padding: 40px;
  position: relative;
  overflow: hidden;
}
.paper::before {
  content: "";
  position: absolute;
  top: -90px;
  right: -90px;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  opacity: 0.16;
}
.paper > * {
  position: relative;
}
.paper .kicker {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  font-weight: 500;
}
.paper h3 {
  font-size: clamp(22px, 2.6vw, 34px);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.2;
  margin: 12px 0;
}
.paper .by {
  color: var(--muted);
  margin-bottom: 18px;
}
.paper .abs {
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 20px;
}
.paper .links {
  margin-top: 26px;
}

/* project cards: a relevant picture instead of a plain gradient */
.pcard .art.photo {
  padding: 0;
  height: 200px;
  background: var(--bg-alt);
}
.pcard .art.photo::before,
.pcard .art.photo::after {
  display: none;
}
.pcard .art.photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  display: block;
  transition: transform 0.5s ease;
}
.pcard:hover .art.photo img {
  transform: scale(1.04);
}
.pcard .art .num {
  position: absolute;
  bottom: 12px;
  right: 12px;
  z-index: 2;
  padding: 4px 10px;
  border-radius: 50px;
  background: rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  color: #fff;
  font-size: 12px;
  letter-spacing: 0.08em;
}
.pcard .body h3 {
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.03em;
  margin: 6px 0 0;
}

/* ===== My journey: compact, gradient markers ===== */
#experience.sec {
  padding: 96px 0;
}
.timeline {
  margin-top: 36px;
  gap: 14px;
  padding-left: 34px;
}
.timeline::before {
  width: 3px;
  left: 6px;
  top: 14px;
  bottom: 14px;
  border-radius: 3px;
  background: linear-gradient(var(--accent), var(--accent2) 60%, transparent);
  opacity: 0.55;
}
.tl {
  grid-template-columns: 120px 1fr;
  gap: 18px;
  padding: 20px 24px;
  border-radius: 18px;
}
.tl::before {
  left: -35px;
  top: 26px;
  width: 17px;
  height: 17px;
  border: 3px solid var(--bg);
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  box-shadow: 0 0 0 2px var(--accent), 0 0 14px var(--accent);
}
.tl h3 {
  font-size: 19px;
}
.tl .place {
  margin: 2px 0 8px;
  font-size: 14px;
}
.tl ul {
  list-style: none;
  padding: 0;
  font-size: 14px;
  line-height: 1.55;
}
.tl li {
  position: relative;
  padding-left: 20px;
  margin-top: 5px;
}
.tl li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.58em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  box-shadow: 0 0 8px var(--accent-soft);
}
.edu-row {
  margin-top: 14px;
  margin-left: 34px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.mini {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 20px 22px;
  transition: border-color 0.25s, transform 0.25s;
}
.mini:hover {
  border-color: var(--accent);
  transform: translateY(-3px);
}
.mini .when {
  font-size: 13px;
  color: var(--accent);
  font-weight: 500;
}
.mini h3 {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin: 4px 0;
}
.mini .place,
.mini .txt {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
}
.mini .txt {
  margin-top: 6px;
}
.awards {
  display: grid;
  gap: 8px;
  margin-top: 10px;
}
.award {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  padding: 8px 14px;
  border-radius: 50px;
  font-size: 13px;
  background: var(--glass);
  border: 1px solid var(--glass-line);
}
.award b {
  font-weight: 600;
}
.award i {
  font-style: normal;
  color: var(--muted);
}

/* ===== Tech stack: smaller tiles, premium icon badges ===== */
.stack {
  margin-top: 40px;
  gap: 30px;
}
.tiles {
  grid-template-columns: repeat(auto-fill, minmax(104px, 1fr));
  gap: 12px;
}
.tile {
  padding: 16px 8px 12px;
  gap: 10px;
  border-radius: 16px;
  font-size: 12.5px;
  background: linear-gradient(160deg, var(--card), color-mix(in srgb, var(--card) 70%, var(--bg-alt)));
}
.tile .ico {
  width: 46px;
  height: 46px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: linear-gradient(160deg, #ffffff, #f1eef6);
  box-shadow: 0 8px 18px -8px rgba(40, 20, 60, 0.35), inset 0 0 0 1px rgba(0, 0, 0, 0.05);
  transition: transform 0.25s, box-shadow 0.25s;
}
.tile .ico img {
  width: 26px;
  height: 26px;
  object-fit: contain;
  filter: none;
}
.tile .ico .mono {
  width: 100%;
  height: 100%;
  background: none;
  font-size: 15px;
}
.tile:hover .ico {
  transform: translateY(-2px) scale(1.06);
  box-shadow: 0 10px 22px -6px var(--accent), inset 0 0 0 1px rgba(0, 0, 0, 0.05);
}
.tile .nm {
  font-weight: 500;
  line-height: 1.2;
}

/* ===== Process: connected premium flow ===== */
.steps {
  position: relative;
  margin-top: 70px;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.steps::before {
  content: "";
  position: absolute;
  left: 12.5%;
  right: 12.5%;
  top: 0;
  height: 3px;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent2), var(--accent));
  opacity: 0.45;
}
.steps::after {
  content: "";
  position: absolute;
  left: 12.5%;
  top: -3px;
  width: 80px;
  height: 9px;
  border-radius: 9px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  filter: blur(3px);
  animation: flow 4.5s ease-in-out infinite;
}
@keyframes flow {
  0% { transform: translateX(0); opacity: 0; }
  12% { opacity: 1; }
  88% { opacity: 1; }
  100% { transform: translateX(calc((100vw - 12vw) * 0.75 - 80px)); opacity: 0; }
}
.step {
  padding: 56px 22px 26px;
  text-align: center;
  border-radius: 24px;
  background: linear-gradient(170deg, var(--card), color-mix(in srgb, var(--card) 75%, var(--bg-alt)));
}
.step .node {
  position: absolute;
  left: 50%;
  top: 0;
  width: 66px;
  height: 66px;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: var(--on-accent);
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  box-shadow: 0 0 0 7px var(--bg-alt), 0 0 0 8px var(--glass-line), 0 14px 30px -8px var(--accent);
  transition: transform 0.3s;
}
.step:hover .node {
  transform: translate(-50%, -50%) scale(1.08);
}
.step .node svg {
  width: 28px;
  height: 28px;
}
.step .num {
  display: block;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 8px;
}
.step b {
  display: none;
}
.step h3 {
  font-size: 21px;
}
.step:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 0;
  right: -22px;
  width: 22px;
  height: 3px;
}
@media (max-width: 960px) {
  .steps {
    grid-template-columns: 1fr;
    gap: 58px;
  }
  .steps::before,
  .steps::after {
    display: none;
  }
  .edu-row {
    grid-template-columns: 1fr;
  }
  .tl {
    grid-template-columns: 1fr;
    gap: 4px;
  }
}

/* ===== Process: vertical premium flow (fits beside the avatar and on phones) ===== */
.steps {
  margin-top: 44px;
  grid-template-columns: 1fr;
  gap: 18px;
  padding-left: 86px;
}
.steps::before {
  display: block;
  left: 28px;
  right: auto;
  top: 34px;
  bottom: 34px;
  width: 3px;
  height: auto;
  background: linear-gradient(var(--accent), var(--accent2) 55%, var(--accent));
  opacity: 0.5;
}
.steps::after {
  display: block;
  left: 24px;
  top: 34px;
  width: 11px;
  height: 90px;
  background: linear-gradient(transparent, var(--accent), transparent);
  animation: flowY 4.5s ease-in-out infinite;
}
@keyframes flowY {
  0% { transform: translateY(0); opacity: 0; }
  12% { opacity: 1; }
  88% { opacity: 1; }
  100% { transform: translateY(calc(100% * 0 + 380px)); opacity: 0; }
}
.step {
  padding: 22px 26px;
  text-align: left;
  border-radius: 22px;
}
.step .node {
  left: -58px;
  top: 50%;
  width: 58px;
  height: 58px;
  transform: translate(-50%, -50%);
  box-shadow: 0 0 0 6px var(--bg-alt), 0 0 0 7px var(--glass-line), 0 12px 26px -8px var(--accent);
}
.step:hover .node {
  transform: translate(-50%, -50%) scale(1.08);
}
.step .node svg {
  width: 26px;
  height: 26px;
}
.step .num {
  margin-bottom: 4px;
}
.step h3 {
  font-size: 20px;
  margin-bottom: 6px;
}
.step p {
  font-size: 14.5px;
}
@media (max-width: 960px) {
  .steps {
    grid-template-columns: 1fr;
    gap: 18px;
    padding-left: 70px;
  }
  .steps::before,
  .steps::after {
    display: block;
  }
  .steps::before {
    left: 22px;
  }
  .steps::after {
    left: 18px;
  }
  .step .node {
    left: -48px;
    width: 50px;
    height: 50px;
  }
}

/* education bullets share the timeline's gradient dots */
.mini .pts {
  list-style: none;
  padding: 0;
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.5;
  color: var(--muted);
}
.mini .pts li {
  position: relative;
  padding-left: 20px;
  margin-top: 5px;
}
.mini .pts li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.58em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  box-shadow: 0 0 8px var(--accent-soft);
}

/* ===== Certifications: luxury gold-edged cards ===== */
.certs {
  margin-top: 44px;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 18px;
}
.cert {
  position: relative;
  overflow: hidden;
  gap: 0;
  padding: 24px 24px 20px;
  border: 1px solid transparent;
  border-radius: 24px;
  background:
    linear-gradient(165deg, var(--card), color-mix(in srgb, var(--card) 78%, var(--bg-alt))) padding-box,
    linear-gradient(135deg, var(--gold), var(--accent) 45%, var(--gold)) border-box;
  box-shadow: 0 18px 40px -26px var(--gold);
  transition: transform 0.3s, box-shadow 0.3s;
}
.cert::before {
  content: "";
  position: absolute;
  top: -70px;
  right: -70px;
  width: 190px;
  height: 190px;
  border-radius: 50%;
  background: radial-gradient(circle, color-mix(in srgb, var(--gold) 28%, transparent), transparent 68%);
  pointer-events: none;
}
.cert::after {
  content: "";
  position: absolute;
  top: 0;
  left: -60%;
  width: 40%;
  height: 100%;
  background: linear-gradient(100deg, transparent, rgba(255, 255, 255, 0.45), transparent);
  transform: skewX(-18deg);
  transition: left 0.9s ease;
  pointer-events: none;
}
.cert:hover {
  transform: translateY(-6px);
  border-color: transparent;
  box-shadow: 0 26px 50px -24px var(--gold), 0 0 0 1px color-mix(in srgb, var(--gold) 40%, transparent);
}
.cert:hover::after {
  left: 130%;
}
.cert .top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 18px;
}
.cert .seal {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: #3a2a08;
  background: linear-gradient(135deg, #f6dfa4, var(--gold) 55%, #a8782a);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--gold) 22%, transparent), 0 10px 22px -8px var(--gold), inset 0 1px 0 rgba(255, 255, 255, 0.6);
}
.cert .seal svg {
  width: 28px;
  height: 28px;
}
.cert .date {
  font-size: 12px;
  letter-spacing: 0.08em;
  font-weight: 600;
  padding: 6px 13px;
  border-radius: 50px;
  color: var(--gold);
  background: color-mix(in srgb, var(--gold) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--gold) 40%, transparent);
}
.cert h3 {
  font-size: 18px;
  line-height: 1.3;
  font-weight: 600;
  letter-spacing: -0.02em;
}
.cert .by {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 12px;
  font-size: 14px;
  color: var(--muted);
}
.cert .mk {
  width: 26px;
  height: 26px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  font-size: 10px;
  font-weight: 700;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid var(--glass-line);
}
.cert .mk img {
  width: 16px;
  height: 16px;
}
:root[data-theme="dark"] .cert .mk img {
  filter: invert(1);
}
.cert .rule {
  display: block;
  height: 1px;
  margin: 18px 0 12px;
  background: linear-gradient(90deg, var(--gold), transparent);
  opacity: 0.6;
}
.cert .tagline {
  font-size: 11px;
  letter-spacing: 0.32em;
  font-weight: 600;
  color: var(--gold);
}

/* ===== smaller tiles: certifications and process ===== */
.certs {
  margin-top: 32px;
  grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
  gap: 12px;
}
.cert {
  padding: 16px 18px 14px;
  border-radius: 18px;
}
.cert::before {
  width: 130px;
  height: 130px;
  top: -50px;
  right: -50px;
}
.cert .top {
  margin-bottom: 12px;
}
.cert .seal {
  width: 38px;
  height: 38px;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--gold) 22%, transparent), 0 6px 14px -6px var(--gold), inset 0 1px 0 rgba(255, 255, 255, 0.6);
}
.cert .seal svg {
  width: 20px;
  height: 20px;
}
.cert .date {
  font-size: 11px;
  padding: 4px 10px;
}
.cert h3 {
  font-size: 15px;
  line-height: 1.3;
}
.cert .by {
  margin-top: 8px;
  gap: 8px;
  font-size: 13px;
}
.cert .mk {
  width: 22px;
  height: 22px;
  border-radius: 7px;
  font-size: 9px;
}
.cert .mk img {
  width: 13px;
  height: 13px;
}
.cert .rule {
  margin: 12px 0 9px;
}
.cert .tagline {
  font-size: 10px;
  letter-spacing: 0.28em;
}

.steps {
  margin-top: 30px;
  gap: 12px;
  padding-left: 66px;
}
.steps::before {
  left: 21px;
  top: 26px;
  bottom: 26px;
}
.steps::after {
  left: 17px;
  top: 26px;
  height: 70px;
}
.step {
  padding: 14px 20px;
  border-radius: 18px;
}
.step .node {
  left: -45px;
  width: 42px;
  height: 42px;
  box-shadow: 0 0 0 5px var(--bg-alt), 0 0 0 6px var(--glass-line), 0 8px 18px -6px var(--accent);
}
.step .node svg {
  width: 20px;
  height: 20px;
}
.step .num {
  font-size: 10px;
  margin-bottom: 2px;
}
.step h3 {
  font-size: 17px;
  margin-bottom: 3px;
}
.step p {
  font-size: 13px;
  line-height: 1.5;
}
@media (max-width: 960px) {
  .steps {
    padding-left: 58px;
  }
  .step .node {
    left: -40px;
    width: 38px;
    height: 38px;
  }
  .steps::before {
    left: 18px;
  }
  .steps::after {
    left: 14px;
  }
}

/* ===== certifications: a jewel tone per card (everything keys off --gold) ===== */
.cert:nth-child(1) { --gold: #8b5cf6; } /* amethyst */
.cert:nth-child(2) { --gold: #e0457f; } /* rose */
.cert:nth-child(3) { --gold: #0fa37f; } /* emerald */
.cert:nth-child(4) { --gold: #3b82f6; } /* sapphire */
:root[data-theme="dark"] .cert:nth-child(1) { --gold: #b39bff; }
:root[data-theme="dark"] .cert:nth-child(2) { --gold: #ff8fb8; }
:root[data-theme="dark"] .cert:nth-child(3) { --gold: #4fe0b6; }
:root[data-theme="dark"] .cert:nth-child(4) { --gold: #7db2ff; }
.cert .seal {
  color: #fff;
  background: linear-gradient(135deg, color-mix(in srgb, var(--gold) 55%, #fff), var(--gold) 55%, color-mix(in srgb, var(--gold) 65%, #000));
}
:root[data-theme="dark"] .cert .seal {
  color: #150a12;
}

/* awards inside a timeline card */
.tl .awards {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}
.tl .award {
  display: inline-flex;
  gap: 8px;
  padding: 6px 14px;
}

/* subjects studied */
.tl .subjects {
  margin-top: 12px;
}
.tl .subjects i {
  font-size: 12px;
  padding: 5px 12px;
  background: var(--glass);
  border-color: var(--glass-line);
  color: var(--fg);
}

/* timeline dots: glowing orbs (same shine as the cursor) instead of a solid ring */
.tl::before {
  width: 15px;
  height: 15px;
  top: 27px;
  left: -34px;
  border: 0;
  background: radial-gradient(circle at 38% 32%, color-mix(in srgb, var(--accent) 35%, #fff), var(--accent) 60%, var(--accent2));
  box-shadow: 0 0 8px var(--accent), 0 0 20px var(--accent), 0 0 44px var(--accent-soft);
  animation: orbPulse 3.2s ease-in-out infinite;
}
@keyframes orbPulse {
  50% {
    box-shadow: 0 0 12px var(--accent), 0 0 30px var(--accent), 0 0 62px var(--accent-soft);
  }
}
.timeline::before {
  box-shadow: 0 0 10px var(--accent-soft);
}

/* five certificates: colours by position, link cards keep the same look */
.cert:nth-child(1) { --gold: #c8993c; }
.cert:nth-child(2) { --gold: #8b5cf6; }
.cert:nth-child(3) { --gold: #e0457f; }
.cert:nth-child(4) { --gold: #0fa37f; }
.cert:nth-child(5) { --gold: #3b82f6; }
:root[data-theme="dark"] .cert:nth-child(1) { --gold: #e6c07b; }
:root[data-theme="dark"] .cert:nth-child(2) { --gold: #b39bff; }
:root[data-theme="dark"] .cert:nth-child(3) { --gold: #ff8fb8; }
:root[data-theme="dark"] .cert:nth-child(4) { --gold: #4fe0b6; }
:root[data-theme="dark"] .cert:nth-child(5) { --gold: #7db2ff; }
a.cert {
  color: inherit;
  text-decoration: none;
}