:root {
  --void: #03050a;
  --abyss: #06101a;
  --panel: #0a1522;
  --line: rgba(61, 255, 240, 0.18);
  --cyan: #3dfff0;
  --cyan-dim: rgba(61, 255, 240, 0.12);
  --amber: #f0a030;
  --hot: #ff3d6e;
  --fog: rgba(220, 238, 250, 0.9);
  --fog-dim: rgba(198, 220, 236, 0.82);
  --paper: #f2f8fb;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --display: "Oxanium", "Segoe UI", sans-serif;
  --body: "Sora", "Segoe UI", sans-serif;
  --max: 1120px;
  --nav-h: 4.25rem;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--fog);
  font-family: var(--body);
  font-weight: 300;
  line-height: 1.65;
  background: var(--void);
  overflow-x: hidden;
}

body::before {
  content: "";
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 80;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.08) 2px,
    rgba(0, 0, 0, 0.08) 4px
  );
  opacity: 0.35;
}

a {
  color: var(--cyan);
  text-decoration: none;
  transition: color 0.2s ease, text-shadow 0.2s ease;
}

a:hover {
  color: #fff;
  text-shadow: 0 0 18px rgba(61, 255, 240, 0.45);
}

img {
  max-width: 100%;
  display: block;
}

.skip {
  position: absolute;
  left: -999px;
}

.site-bg {
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(ellipse 80% 50% at 70% -10%, rgba(61, 255, 240, 0.14), transparent 55%),
    radial-gradient(ellipse 60% 40% at 10% 90%, rgba(255, 61, 110, 0.1), transparent 50%),
    linear-gradient(180deg, #03050a 0%, #051018 45%, #020308 100%);
}

.grid-floor {
  position: fixed;
  left: -20%;
  right: -20%;
  bottom: -35%;
  height: 70vh;
  z-index: -1;
  transform: perspective(520px) rotateX(68deg);
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: linear-gradient(to top, rgba(0, 0, 0, 0.75), transparent 85%);
  animation: gridDrift 28s linear infinite;
  opacity: 0.55;
}

@keyframes gridDrift {
  from { background-position: 0 0; }
  to { background-position: 0 54px; }
}

.noise {
  position: fixed;
  inset: 0;
  z-index: -1;
  opacity: 0.055;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.hex-field {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.22;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='56' height='100' viewBox='0 0 56 100'%3E%3Cpath d='M28 0 L56 16 L56 48 L28 64 L0 48 L0 16 Z' fill='none' stroke='%233dfff0' stroke-opacity='0.35' stroke-width='1'/%3E%3C/svg%3E");
  background-size: 56px 100px;
  mask-image: radial-gradient(ellipse 70% 60% at 70% 30%, #000 20%, transparent 75%);
  animation: hexShift 40s linear infinite;
}

@keyframes hexShift {
  from { background-position: 0 0; }
  to { background-position: 56px 100px; }
}

.scan-beam {
  position: fixed;
  left: 0;
  right: 0;
  height: 18vh;
  z-index: 60;
  pointer-events: none;
  background: linear-gradient(
    180deg,
    transparent,
    rgba(61, 255, 240, 0.045),
    rgba(255, 61, 110, 0.03),
    transparent
  );
  animation: scanDown 7.5s linear infinite;
  mix-blend-mode: screen;
}

@keyframes scanDown {
  0% { top: -20%; opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { top: 110%; opacity: 0; }
}

.live-dot {
  display: inline-block;
  width: 0.55rem;
  height: 0.55rem;
  margin-right: 0.55rem;
  border-radius: 50%;
  background: var(--hot);
  box-shadow: 0 0 10px var(--hot), 0 0 22px rgba(255, 61, 110, 0.6);
  animation: pulseDot 1.4s ease-in-out infinite;
  vertical-align: 0.05rem;
}

@keyframes pulseDot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(0.7); opacity: 0.55; }
}

.status-panel {
  position: absolute;
  right: 0;
  bottom: 4.5rem;
  display: grid;
  gap: 0.45rem;
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  color: var(--fog-dim);
  text-transform: uppercase;
  padding: 0.85rem 1rem;
  border: 1px solid rgba(61, 255, 240, 0.22);
  background: rgba(3, 8, 14, 0.65);
  backdrop-filter: blur(8px);
  box-shadow: 0 0 30px rgba(61, 255, 240, 0.08);
  animation: brandIn 1.1s 0.45s cubic-bezier(0.2, 0.8, 0.2, 1) both;
}

.status-panel i {
  display: inline-block;
  width: 0.45rem;
  height: 0.45rem;
  margin-right: 0.55rem;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 8px var(--cyan);
}

.status-panel i.amber {
  background: var(--amber);
  box-shadow: 0 0 8px var(--amber);
}

.status-panel i.hot {
  background: var(--hot);
  box-shadow: 0 0 8px var(--hot);
}

.typewriter {
  min-height: 3.2em;
  border-right: 2px solid var(--cyan);
  white-space: normal;
  overflow: hidden;
}

.typewriter.done {
  border-right-color: transparent;
  animation: blinkCaret 1s steps(1) infinite;
}

@keyframes blinkCaret {
  50% { border-right-color: transparent; }
}

/* NAV */
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
  border-bottom: 1px solid rgba(61, 255, 240, 0.12);
  background: rgba(3, 5, 10, 0.72);
  backdrop-filter: blur(14px);
}

.brand {
  display: flex;
  align-items: baseline;
  gap: 0.65rem;
  font-family: var(--display);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--paper);
}

.brand-mark {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--cyan);
}

.brand-cn {
  font-family: var(--body);
  font-size: 0.85rem;
  letter-spacing: 0.35em;
  color: var(--fog-dim);
  text-transform: none;
}

.nav {
  display: flex;
  gap: 0.25rem 1.35rem;
  align-items: center;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.nav a {
  color: var(--fog-dim);
  position: relative;
  padding: 0.35rem 0;
}

.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 1px;
  background: var(--cyan);
  box-shadow: 0 0 8px var(--cyan);
  transition: width 0.25s ease;
}

.nav a:hover,
.nav a.active {
  color: var(--cyan);
}

.nav a:hover::after,
.nav a.active::after {
  width: 100%;
}

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--line);
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  padding: 0.45rem 0.7rem;
  cursor: pointer;
}

/* LAYOUT */
.wrap {
  width: min(100% - 2.5rem, var(--max));
  margin-inline: auto;
}

.eyebrow {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--amber);
  margin: 0 0 1rem;
}

.section-title {
  font-family: var(--display);
  font-weight: 600;
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  letter-spacing: 0.06em;
  color: var(--paper);
  margin: 0 0 0.75rem;
  text-transform: uppercase;
}

.section-lead {
  max-width: 40rem;
  color: #d5e8f4;
  margin: 0 0 2.5rem;
}

.page-head {
  padding: 4.5rem 0 2.5rem;
  border-bottom: 1px solid rgba(61, 255, 240, 0.1);
  margin-bottom: 2.75rem;
}

.page-head .section-title {
  margin-bottom: 0.35rem;
}

.page-kicker {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--cyan);
  text-transform: uppercase;
  margin-bottom: 0.85rem;
}

/* HERO */
.hero {
  position: relative;
  min-height: calc(100vh - var(--nav-h));
  display: grid;
  align-items: end;
  padding: 3rem 0 4.5rem;
  overflow: hidden;
}

.hero-visual {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-visual canvas {
  width: 100%;
  height: 100%;
  display: block;
  opacity: 0.85;
}

.hero-wash {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(3, 5, 10, 0.92) 0%, rgba(3, 5, 10, 0.55) 48%, rgba(3, 5, 10, 0.2) 100%),
    linear-gradient(180deg, transparent 40%, rgba(3, 5, 10, 0.95) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  width: min(100% - 2.5rem, var(--max));
  margin-inline: auto;
  padding-bottom: 1rem;
}

.hero-brand {
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(3.4rem, 11vw, 7.5rem);
  line-height: 0.9;
  letter-spacing: 0.04em;
  color: var(--paper);
  margin: 0 0 0.4rem;
  text-transform: uppercase;
  text-shadow: 0 0 40px rgba(61, 255, 240, 0.25);
  animation: brandIn 1.1s cubic-bezier(0.2, 0.8, 0.2, 1) both;
}

.hero-brand span {
  display: block;
  font-size: 0.28em;
  font-weight: 500;
  letter-spacing: 0.55em;
  color: var(--cyan);
  margin-top: 0.85rem;
  font-family: var(--body);
}

.hero-line {
  max-width: 28rem;
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--fog);
  margin: 1.5rem 0 2rem;
  animation: brandIn 1.1s 0.15s cubic-bezier(0.2, 0.8, 0.2, 1) both;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1.5rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fog-dim);
  margin-bottom: 2.25rem;
  animation: brandIn 1.1s 0.25s cubic-bezier(0.2, 0.8, 0.2, 1) both;
}

.hero-meta strong {
  color: var(--amber);
  font-weight: 500;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  animation: brandIn 1.1s 0.35s cubic-bezier(0.2, 0.8, 0.2, 1) both;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 0.95rem 1.4rem;
  border: 1px solid var(--cyan);
  color: var(--void);
  background: var(--cyan);
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 28px rgba(61, 255, 240, 0.35);
  color: var(--void);
  text-shadow: none;
}

.btn-ghost {
  background: transparent;
  color: var(--cyan);
}

.btn-ghost:hover {
  background: var(--cyan-dim);
  color: var(--paper);
}

@keyframes brandIn {
  from {
    opacity: 0;
    transform: translateY(28px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* SECTIONS */
.section {
  padding: 5.5rem 0;
  position: relative;
}

.section-alt {
  border-block: 1px solid rgba(61, 255, 240, 0.08);
  background: linear-gradient(180deg, rgba(8, 18, 30, 0.55), rgba(3, 5, 10, 0.2));
}

.profile-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.4fr);
  gap: 3rem;
  align-items: center;
}

.portrait {
  position: relative;
  max-width: 320px;
}

.portrait img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  filter: contrast(1.05) saturate(0.85);
  border: 1px solid rgba(61, 255, 240, 0.35);
}

.portrait::before,
.portrait::after {
  content: "";
  position: absolute;
  width: 2.5rem;
  height: 2.5rem;
  border: 1px solid var(--cyan);
  opacity: 0.7;
}

.portrait::before {
  top: -8px;
  left: -8px;
  border-right: 0;
  border-bottom: 0;
}

.portrait::after {
  right: -8px;
  bottom: -8px;
  border-left: 0;
  border-top: 0;
}

.bio-zh,
.bio-en {
  margin: 0 0 1.1rem;
}

.bio-zh {
  color: var(--paper);
  font-size: 1.05rem;
}

.bio-en {
  color: #d5e8f4;
  font-size: 0.98rem;
}

.contact-chip {
  display: inline-flex;
  gap: 0.75rem;
  align-items: center;
  margin-top: 1.25rem;
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--fog);
  border-left: 2px solid var(--hot);
  padding-left: 0.85rem;
}

.link-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  margin-top: 1.5rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.stat-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: rgba(61, 255, 240, 0.15);
  border: 1px solid rgba(61, 255, 240, 0.2);
  margin-top: 2.5rem;
}

.stat {
  background: var(--panel);
  padding: 1.35rem 1.1rem;
  text-align: center;
}

.stat strong {
  display: block;
  font-family: var(--display);
  font-size: 2rem;
  color: var(--cyan);
  letter-spacing: 0.04em;
  line-height: 1.1;
}

.stat span {
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fog-dim);
}

.interest-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0.85rem;
  list-style: none;
  padding: 0;
  margin: 0;
}

.interest-list li {
  padding: 1rem 1.1rem;
  border: 1px solid rgba(61, 255, 240, 0.14);
  background: linear-gradient(135deg, rgba(61, 255, 240, 0.05), transparent 60%);
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--paper);
}

.interest-list li span {
  display: block;
  margin-top: 0.25rem;
  color: var(--fog-dim);
  font-family: var(--body);
  font-size: 0.85rem;
  letter-spacing: 0;
}

/* TIMELINE / CV */
.timeline {
  display: grid;
  gap: 1.5rem;
}

.tl-item {
  display: grid;
  grid-template-columns: 7.5rem 1fr;
  gap: 1.25rem;
  padding: 1.35rem 0;
  border-bottom: 1px solid rgba(61, 255, 240, 0.1);
}

.tl-year {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--amber);
  padding-top: 0.2rem;
}

.tl-body h3 {
  margin: 0 0 0.35rem;
  font-family: var(--display);
  font-size: 1.15rem;
  letter-spacing: 0.04em;
  color: var(--paper);
  font-weight: 600;
}

.tl-body p {
  margin: 0.2rem 0;
  color: #d5e8f4;
  font-size: 0.95rem;
}

.tl-body .zh {
  color: var(--paper);
}

/* PROJECTS */
.stack {
  display: grid;
  gap: 1.25rem;
}

.entry {
  position: relative;
  padding: 1.6rem 1.5rem 1.5rem;
  border: 1px solid rgba(61, 255, 240, 0.14);
  background: rgba(8, 18, 28, 0.65);
  overflow: hidden;
}

.entry::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(var(--cyan), var(--hot));
}

.entry h3 {
  margin: 0 0 0.75rem;
  font-family: var(--display);
  font-size: 1.2rem;
  letter-spacing: 0.04em;
  color: var(--paper);
}

.meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.4rem 1rem;
  margin-bottom: 0.75rem;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fog-dim);
}

.meta-grid b {
  color: var(--cyan);
  font-weight: 500;
}

.entry .en {
  color: #d5e8f4;
  margin: 0;
  font-size: 0.95rem;
}

.tag {
  display: inline-block;
  margin-bottom: 0.75rem;
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--amber);
  border: 1px solid rgba(240, 160, 48, 0.4);
  padding: 0.25rem 0.55rem;
}

/* PUBLICATIONS */
.pub-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  margin: 0 0 2rem;
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fog-dim);
}

.pub-stats strong {
  color: var(--cyan);
  font-weight: 500;
}

.pub-group {
  margin-bottom: 3rem;
}

.pub-group h2 {
  font-family: var(--display);
  font-size: 1.15rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber);
  border-bottom: 1px solid rgba(240, 160, 48, 0.25);
  padding-bottom: 0.65rem;
  margin: 0 0 1.35rem;
}

.pub {
  padding: 1.35rem 0;
  border-bottom: 1px solid rgba(61, 255, 240, 0.08);
}

.pub-venue {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 0.45rem;
}

.pub h3 {
  margin: 0 0 0.55rem;
  font-family: var(--display);
  font-size: 1.05rem;
  letter-spacing: 0.02em;
  color: var(--paper);
  font-weight: 600;
  line-height: 1.35;
}

.pub-cite {
  font-size: 0.92rem;
  color: #cde0ec;
  margin: 0 0 0.75rem;
}

.pub-cite b {
  color: var(--hot);
  font-weight: 600;
}

.pub-actions {
  display: flex;
  gap: 1rem;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.pub-excerpt {
  display: grid;
  gap: 0.75rem;
  margin: 0 0 1rem;
  padding: 1rem 1.1rem;
  border: 1px solid rgba(61, 255, 240, 0.12);
  background:
    linear-gradient(135deg, rgba(61, 255, 240, 0.06), transparent 55%),
    rgba(4, 10, 18, 0.55);
}

.pub-zh {
  margin: 0;
  color: var(--paper);
  font-size: 0.98rem;
  line-height: 1.75;
  font-weight: 400;
}

.pub-en {
  margin: 0;
  color: #d5e8f4;
  font-size: 0.95rem;
  line-height: 1.75;
  font-weight: 400;
  border-top: 1px dashed rgba(61, 255, 240, 0.22);
  padding-top: 0.75rem;
}

.holo-card {
  position: relative;
  padding: 1.4rem 1.25rem 1.3rem;
  margin-bottom: 1rem;
  border: 1px solid rgba(61, 255, 240, 0.16);
  background:
    linear-gradient(180deg, rgba(12, 28, 42, 0.75), rgba(5, 10, 16, 0.55));
  transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
  overflow: hidden;
}

.holo-card::before {
  content: "";
  position: absolute;
  inset: -40% auto auto -20%;
  width: 55%;
  height: 140%;
  background: linear-gradient(105deg, transparent, rgba(61, 255, 240, 0.07), transparent);
  transform: translateX(-120%) rotate(12deg);
  transition: transform 0.7s ease;
  pointer-events: none;
}

.holo-card:hover {
  border-color: rgba(61, 255, 240, 0.45);
  box-shadow:
    0 0 0 1px rgba(255, 61, 110, 0.12),
    0 0 36px rgba(61, 255, 240, 0.12),
    inset 0 0 40px rgba(61, 255, 240, 0.04);
  transform: translateY(-2px);
}

.holo-card:hover::before {
  transform: translateX(220%) rotate(12deg);
}

.btn-mini {
  display: inline-flex;
  align-items: center;
  padding: 0.45rem 0.85rem;
  border: 1px solid var(--cyan);
  color: var(--cyan);
  background: rgba(61, 255, 240, 0.06);
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
}

.btn-mini:hover {
  background: var(--cyan);
  color: var(--void);
  text-shadow: none;
}

/* AMBIENT FX */
.aurora {
  position: fixed;
  inset: -20%;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(circle at var(--ax, 70%) var(--ay, 20%), rgba(61, 255, 240, 0.16), transparent 28%),
    radial-gradient(circle at calc(var(--ax, 70%) - 25%) calc(var(--ay, 20%) + 35%), rgba(255, 61, 110, 0.12), transparent 30%),
    radial-gradient(circle at 20% 80%, rgba(240, 160, 48, 0.08), transparent 25%);
  filter: blur(8px);
  transition: background-position 0.2s ease;
  animation: auroraPulse 10s ease-in-out infinite alternate;
}

@keyframes auroraPulse {
  from { opacity: 0.65; }
  to { opacity: 1; }
}

.cursor-glow {
  position: fixed;
  width: 280px;
  height: 280px;
  margin: -140px 0 0 -140px;
  border-radius: 50%;
  pointer-events: none;
  z-index: 70;
  background: radial-gradient(circle, rgba(61, 255, 240, 0.12), transparent 65%);
  mix-blend-mode: screen;
  opacity: 0;
  transition: opacity 0.35s ease;
}

.cursor-glow.on {
  opacity: 1;
}

.glitch {
  position: relative;
}

.glitch::before,
.glitch::after {
  content: attr(data-text);
  position: absolute;
  inset: 0;
  opacity: 0.75;
  pointer-events: none;
}

.glitch::before {
  color: var(--hot);
  clip-path: inset(0 0 55% 0);
  transform: translate(-2px, -1px);
  animation: glitchA 3.2s infinite linear alternate-reverse;
}

.glitch::after {
  color: var(--cyan);
  clip-path: inset(45% 0 0 0);
  transform: translate(2px, 1px);
  animation: glitchB 2.4s infinite linear alternate-reverse;
}

@keyframes glitchA {
  0%, 88%, 100% { transform: translate(0); opacity: 0; }
  90% { transform: translate(-3px, 1px); opacity: 0.8; }
  92% { transform: translate(3px, -1px); opacity: 0.6; }
  94% { transform: translate(-1px, 2px); opacity: 0.9; }
}

@keyframes glitchB {
  0%, 86%, 100% { transform: translate(0); opacity: 0; }
  89% { transform: translate(3px, -1px); opacity: 0.7; }
  91% { transform: translate(-2px, 1px); opacity: 0.85; }
  93% { transform: translate(1px, -2px); opacity: 0.55; }
}

.hud-frame {
  position: absolute;
  inset: 1.25rem;
  border: 1px solid rgba(61, 255, 240, 0.18);
  pointer-events: none;
  z-index: 2;
  animation: hudBreath 5s ease-in-out infinite;
}

.hud-frame::before,
.hud-frame::after {
  content: "";
  position: absolute;
  width: 1.6rem;
  height: 1.6rem;
  border: 2px solid var(--cyan);
  box-shadow: 0 0 12px rgba(61, 255, 240, 0.45);
}

.hud-frame::before {
  top: -1px;
  left: -1px;
  border-right: 0;
  border-bottom: 0;
}

.hud-frame::after {
  right: -1px;
  bottom: -1px;
  border-left: 0;
  border-top: 0;
}

.hud-corners {
  position: absolute;
  inset: 1.25rem;
  pointer-events: none;
  z-index: 2;
}

.hud-corners span {
  position: absolute;
  width: 1.6rem;
  height: 1.6rem;
  border: 2px solid var(--hot);
  box-shadow: 0 0 10px rgba(255, 61, 110, 0.35);
}

.hud-corners span:nth-child(1) {
  top: -1px;
  right: -1px;
  border-left: 0;
  border-bottom: 0;
}

.hud-corners span:nth-child(2) {
  left: -1px;
  bottom: -1px;
  border-right: 0;
  border-top: 0;
}

@keyframes hudBreath {
  0%, 100% { opacity: 0.55; }
  50% { opacity: 1; }
}

.ticker {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 3;
  overflow: hidden;
  border-top: 1px solid rgba(61, 255, 240, 0.2);
  background: rgba(3, 5, 10, 0.72);
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
  white-space: nowrap;
}

.ticker-track {
  display: inline-block;
  padding: 0.65rem 0;
  animation: tick 28s linear infinite;
}

@keyframes tick {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

.hero-brand {
  text-shadow:
    0 0 18px rgba(61, 255, 240, 0.35),
    0 0 48px rgba(61, 255, 240, 0.18),
    0 0 80px rgba(255, 61, 110, 0.12);
}

.btn {
  position: relative;
  overflow: hidden;
  box-shadow: 0 0 22px rgba(61, 255, 240, 0.2);
}

.btn::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(110deg, transparent 30%, rgba(255, 255, 255, 0.4), transparent 70%);
  transform: translateX(-120%);
  transition: transform 0.55s ease;
}

.btn:hover::after {
  transform: translateX(120%);
}

.stat strong {
  text-shadow: 0 0 18px rgba(61, 255, 240, 0.45);
}

.interest-list li,
.entry {
  transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}

.interest-list li:hover,
.entry:hover {
  border-color: rgba(61, 255, 240, 0.4);
  box-shadow: 0 0 28px rgba(61, 255, 240, 0.1);
  transform: translateY(-2px);
}

.portrait img {
  box-shadow:
    0 0 0 1px rgba(61, 255, 240, 0.35),
    0 0 40px rgba(61, 255, 240, 0.15),
    0 0 80px rgba(255, 61, 110, 0.08);
}

.topbar {
  box-shadow: 0 0 40px rgba(61, 255, 240, 0.05);
}

.brand-mark {
  text-shadow: 0 0 14px rgba(61, 255, 240, 0.55);
}

/* FOOTER */
.site-footer {
  margin-top: 4rem;
  padding: 2.5rem 0 3rem;
  border-top: 1px solid rgba(61, 255, 240, 0.12);
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fog-dim);
}

.site-footer .wrap {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.in {
  opacity: 1;
  transform: none;
}

@media (max-width: 860px) {
  .nav-toggle {
    display: inline-flex;
  }

  .nav {
    display: none;
    position: absolute;
    top: var(--nav-h);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 1rem 1.5rem 1.25rem;
    background: rgba(3, 5, 10, 0.96);
    border-bottom: 1px solid rgba(61, 255, 240, 0.15);
  }

  .nav.open {
    display: flex;
  }

  .nav a {
    width: 100%;
    padding: 0.75rem 0;
    border-bottom: 1px solid rgba(61, 255, 240, 0.08);
  }

  .profile-grid {
    grid-template-columns: 1fr;
  }

  .portrait {
    max-width: 240px;
  }

  .stat-strip {
    grid-template-columns: repeat(2, 1fr);
  }

  .tl-item {
    grid-template-columns: 1fr;
    gap: 0.35rem;
  }

  .hero {
    min-height: calc(100svh - var(--nav-h));
    align-items: center;
    padding-top: 4rem;
  }

  .hero-wash {
    background:
      linear-gradient(180deg, rgba(3, 5, 10, 0.35) 0%, rgba(3, 5, 10, 0.82) 55%, rgba(3, 5, 10, 0.98) 100%);
  }

  .cursor-glow {
    display: none;
  }

  .hud-frame,
  .hud-corners {
    inset: 0.75rem;
  }

  .ticker {
    font-size: 0.6rem;
  }

  .status-panel {
    position: static;
    margin-top: 1.75rem;
    width: fit-content;
  }

  .scan-beam,
  .hex-field {
    opacity: 0.35;
  }
}

@media (prefers-reduced-motion: reduce) {
  .grid-floor,
  .ticker-track,
  .glitch::before,
  .glitch::after,
  .aurora {
    animation: none !important;
  }
}

.stats-note {
  margin: 0.85rem 0 0;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fog-dim);
  text-align: right;
}

.pub-link {
  display: block;
  color: inherit;
  text-shadow: none;
}

.pub-link:hover {
  color: inherit;
  text-shadow: none;
}

.pub-link:hover h3 {
  color: var(--cyan);
}

.pub-more {
  display: inline-block;
  margin-top: 0.35rem;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber);
}

.pub-excerpt.compact .pub-zh,
.pub-excerpt.compact .pub-en {
  display: block;
  -webkit-line-clamp: unset;
  overflow: visible;
}

.pub.holo-card {
  padding: 1.75rem 1.6rem 1.65rem;
  margin-bottom: 1.35rem;
}

.pub-link .pub-excerpt {
  margin-top: 0.85rem;
  margin-bottom: 0.85rem;
  padding: 1.15rem 1.2rem;
}

.proj-bilingual {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem 1.75rem;
  margin-top: 0.85rem;
}

.proj-col h3 {
  margin: 0 0 0.85rem;
  font-family: var(--display);
  font-size: 1.1rem;
  letter-spacing: 0.02em;
  color: var(--paper);
  font-weight: 600;
  line-height: 1.4;
  text-transform: none;
}

.proj-col.en h3 {
  color: #d5e8f4;
  font-size: 1.02rem;
}

.proj-dl {
  display: grid;
  gap: 0.55rem;
  margin: 0;
}

.proj-dl div {
  display: grid;
  grid-template-columns: 4.2rem 1fr;
  gap: 0.65rem;
  align-items: start;
  font-size: 0.92rem;
  line-height: 1.55;
}

.proj-dl dt {
  margin: 0;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--cyan);
  padding-top: 0.2rem;
}

.proj-dl dd {
  margin: 0;
  color: #e4f1f8;
}

.proj-col.en .proj-dl dd {
  color: #d5e8f4;
}

.entry.holo-card {
  padding: 1.6rem 1.5rem 1.5rem;
}

.entry .tag {
  margin-bottom: 0.35rem;
}

@media (max-width: 860px) {
  .proj-bilingual {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .proj-col.en {
    padding-top: 1rem;
    border-top: 1px dashed rgba(61, 255, 240, 0.2);
  }
}

.back-link {
  margin: 2rem 0 0;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.pub-detail-title {
  text-transform: none !important;
  letter-spacing: 0.02em !important;
  font-size: clamp(1.35rem, 3vw, 2rem) !important;
  line-height: 1.35 !important;
}

.long-abstract {
  display: grid;
  gap: 1.25rem;
}

.abs-block {
  padding: 1.25rem 1.35rem;
  border: 1px solid rgba(61, 255, 240, 0.14);
  background: rgba(8, 18, 28, 0.55);
}

.abs-block p {
  margin: 0 0 1rem;
  line-height: 1.85;
  font-size: 1rem;
}

.abs-block p:last-child {
  margin-bottom: 0;
}

.abs-zh {
  color: #f3f9fc;
}

.abs-zh p {
  color: #f3f9fc;
}

.abs-en {
  color: #d7eaf5;
  border-color: rgba(61, 255, 240, 0.22);
}

.abs-en p {
  color: #d7eaf5;
}