:root {
  --bg: #0a0b0f;
  --bg-soft: #11151e;
  --panel: rgba(18, 23, 35, 0.72);
  --panel-strong: rgba(17, 21, 31, 0.92);
  --line: rgba(170, 181, 201, 0.16);
  --line-strong: rgba(201, 168, 106, 0.32);
  --text: #f4f1ea;
  --muted: #a8b0bf;
  --gold: #c9a86a;
  --gold-soft: rgba(201, 168, 106, 0.16);
  --blue: #6fa8ff;
  --blue-soft: rgba(111, 168, 255, 0.16);
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.45);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --content-width: min(1200px, calc(100vw - 64px));
  --font-display: "Sora", "Segoe UI", "Helvetica Neue", sans-serif;
  --font-body: "HarmonyOS Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 12% 18%, rgba(201, 168, 106, 0.18), transparent 28%),
    radial-gradient(circle at 80% 14%, rgba(111, 168, 255, 0.12), transparent 20%),
    radial-gradient(circle at 70% 80%, rgba(201, 168, 106, 0.1), transparent 24%),
    var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  min-height: 100vh;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(circle at center, black 28%, transparent 88%);
  opacity: 0.22;
  pointer-events: none;
  z-index: -4;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  opacity: 0.08;
  background-image:
    radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.3) 0 1px, transparent 1px),
    radial-gradient(circle at 80% 30%, rgba(255, 255, 255, 0.24) 0 1px, transparent 1px);
  background-size: 120px 120px;
  pointer-events: none;
  z-index: -3;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
a,
input,
textarea {
  font: inherit;
}

.site-shell {
  position: relative;
  overflow: hidden;
}

.ambient,
.grid-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -2;
}

.ambient-a {
  background:
    radial-gradient(circle at 72% 22%, rgba(111, 168, 255, 0.1), transparent 20%),
    radial-gradient(circle at 32% 72%, rgba(201, 168, 106, 0.08), transparent 26%);
  filter: blur(20px);
  animation: drift 18s ease-in-out infinite alternate;
}

.ambient-b {
  background:
    linear-gradient(110deg, transparent 38%, rgba(255, 255, 255, 0.03) 50%, transparent 62%);
  transform: translateX(-35%);
  animation: sweep 16s linear infinite;
  opacity: 0.5;
}

.grid-overlay {
  background: linear-gradient(180deg, rgba(10, 11, 15, 0) 0%, rgba(10, 11, 15, 0.6) 100%);
}

.topbar {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 40;
  width: var(--content-width);
  margin: 0 auto;
  padding: 0;
}

.topbar::before {
  content: "";
  position: absolute;
  inset: 0;
  height: 100%;
  background: rgba(10, 11, 15, 0.6);
  backdrop-filter: blur(18px);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 999px;
  box-shadow: var(--shadow);
  z-index: -1;
}

.topbar,
.brand,
.nav {
  display: flex;
  align-items: center;
}

.topbar {
  justify-content: space-between;
  gap: 24px;
  padding-inline: 28px;
}

.brand {
  gap: 14px;
  min-height: 84px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  color: var(--gold);
  border: 1px solid rgba(201, 168, 106, 0.32);
  background: rgba(201, 168, 106, 0.08);
  font-family: var(--font-display);
  letter-spacing: 0.12em;
  font-size: 0.86rem;
}

.brand-copy {
  display: grid;
  gap: 2px;
}

.brand-copy strong {
  font-size: 0.98rem;
  font-weight: 600;
}

.brand-copy small,
.nav a,
.eyebrow,
.project-kicker,
.section-index,
.timeline-meta,
.capability-code {
  text-transform: uppercase;
  letter-spacing: 0.2em;
}

.brand-copy small {
  color: var(--muted);
  font-size: 0.64rem;
}

.nav {
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.nav a {
  position: relative;
  padding: 16px 16px;
  color: rgba(244, 241, 234, 0.72);
  font-size: 0.9rem;
  transition: color 180ms ease, background 180ms ease, transform 180ms ease;
}

.nav a::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 8px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 180ms ease;
}

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

.nav a:hover::after,
.nav a.active::after {
  transform: scaleX(1);
}

main {
  width: var(--content-width);
  margin: 0 auto;
  padding: 132px 0 120px;
}

.section {
  position: relative;
}

.hero {
  min-height: calc(100vh - 160px);
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  align-items: start;
  gap: 56px;
  padding: 36px 0 28px;
}

.hero-copy {
  max-width: 680px;
}

.eyebrow {
  margin: 0 0 20px;
  color: var(--gold);
  font-size: 0.76rem;
}

.hero h1 {
  margin: 0;
  display: grid;
  gap: 16px;
  font-size: clamp(3.8rem, 8vw, 6.8rem);
  line-height: 0.92;
  letter-spacing: -0.06em;
  font-family: var(--font-display);
  text-shadow: 0 0 28px rgba(255, 255, 255, 0.08);
}

.hero h1 span {
  color: var(--muted);
  font-size: clamp(1.1rem, 2vw, 1.54rem);
  line-height: 1.35;
  letter-spacing: 0.02em;
  font-family: var(--font-body);
}

.hero-summary {
  margin: 28px 0 0;
  max-width: 620px;
  color: rgba(244, 241, 234, 0.78);
  font-size: 1.06rem;
  line-height: 1.9;
}

.hero-actions,
.hero-keywords,
.tag-row,
.focus-row,
.outcome-strip,
.contact-actions,
.contact-meta {
  display: flex;
  flex-wrap: wrap;
}

.hero-actions {
  gap: 16px;
  margin-top: 32px;
}

.button {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 150px;
  min-height: 52px;
  padding: 0 24px;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease, background 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button.primary {
  color: #111;
  background: linear-gradient(135deg, #f3ddb3 0%, var(--gold) 52%, #8f6c34 100%);
  box-shadow: 0 14px 32px rgba(201, 168, 106, 0.28);
}

.button.secondary {
  border-color: rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.03);
}

.button.secondary:hover {
  border-color: rgba(201, 168, 106, 0.28);
}

.hero-keywords {
  gap: 10px;
  margin-top: 36px;
}

.hero-keywords span,
.tag-row span,
.focus-row span,
.outcome-strip span {
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.04);
}

.hero-keywords span {
  padding: 10px 14px;
  color: rgba(244, 241, 234, 0.82);
  font-size: 0.78rem;
}

.hero-visual {
  position: relative;
  min-height: 600px;
  display: grid;
  place-items: center;
}

.portrait-card,
.project-card,
.capability-card,
.education-card,
.achievement-card,
.achievement-panel,
.contact-panel,
.section-block {
  backdrop-filter: blur(18px);
}

.project-inline-metric strong,
.achievement-card strong,
.outcome-grid strong {
  font-family: var(--font-display);
  letter-spacing: -0.05em;
}

.portrait-frame {
  position: relative;
  width: min(520px, 100%);
  aspect-ratio: 0.9;
  margin: 0;
}

.portrait-aura,
.portrait-ring,
.portrait-card,
.portrait-scanline {
  position: absolute;
}

.portrait-aura {
  inset: 14% 12%;
  background:
    radial-gradient(circle at 50% 38%, rgba(111, 168, 255, 0.32), transparent 34%),
    radial-gradient(circle at 50% 80%, rgba(201, 168, 106, 0.26), transparent 44%);
  filter: blur(28px);
  animation: pulse 7s ease-in-out infinite;
}

.portrait-ring {
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.08);
  animation: rotate-slow 26s linear infinite;
}

.ring-a {
  inset: 10% 8%;
  border-top-color: rgba(201, 168, 106, 0.4);
}

.ring-b {
  inset: 20% 18%;
  border-right-color: rgba(111, 168, 255, 0.4);
  animation-direction: reverse;
}

.portrait-card {
  inset: 10%;
  overflow: hidden;
  border-radius: 42px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), transparent 28%),
    linear-gradient(180deg, rgba(13, 17, 26, 0.96), rgba(15, 20, 31, 0.72));
  box-shadow: var(--shadow);
}

.portrait-card::before {
  content: "";
  position: absolute;
  inset: 14px;
  border-radius: 30px;
  border: 1px solid rgba(201, 168, 106, 0.14);
}

.portrait-photo-wrap {
  position: absolute;
  inset: 8% 8% 0;
  overflow: hidden;
  border-radius: 34px;
}

.portrait-photo-wrap::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(8, 10, 16, 0.04), transparent 28%, rgba(8, 10, 16, 0.22) 88%, rgba(8, 10, 16, 0.82) 100%),
    linear-gradient(110deg, rgba(201, 168, 106, 0.08), transparent 30%, rgba(111, 168, 255, 0.1) 78%, transparent 100%);
  pointer-events: none;
}

.portrait-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 28%;
  filter: saturate(0.94) contrast(1.02) brightness(0.92);
}

.portrait-scanline {
  inset: 0;
  background: linear-gradient(180deg, transparent, rgba(255, 255, 255, 0.08), transparent);
  transform: translateY(-110%);
  animation: scan 6.6s ease-in-out infinite;
}

.portrait-card figcaption {
  position: absolute;
  left: 32px;
  right: 32px;
  bottom: 28px;
  display: grid;
  gap: 6px;
}

.portrait-card figcaption span {
  color: var(--gold);
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.portrait-card figcaption strong {
  font-size: 1.05rem;
  font-weight: 600;
}

.section-block {
  margin-top: 24px;
  padding: 44px;
  border-radius: 40px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), transparent 36%),
    var(--panel);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow);
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 28px;
  margin-bottom: 32px;
}

.section-index {
  display: inline-block;
  margin-bottom: 12px;
  color: var(--gold);
  font-size: 0.74rem;
}

.section-heading h2,
.project-head h3,
.capability-card h3,
.education-card h3,
.achievement-panel h3,
.contact-panel h3,
.timeline-item h3 {
  margin: 0;
}

.section-heading h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3vw, 2.8rem);
  letter-spacing: -0.05em;
}

.section-heading p {
  max-width: 540px;
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 22px;
}

.project-card {
  position: relative;
  display: grid;
  gap: 22px;
  padding: 28px;
  border-radius: var(--radius-xl);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), transparent 32%),
    linear-gradient(180deg, rgba(14, 18, 28, 0.94), rgba(16, 20, 30, 0.72));
  border: 1px solid rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.project-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(130deg, rgba(201, 168, 106, 0.28), transparent 30%, rgba(111, 168, 255, 0.18) 80%, transparent);
  mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  mask-composite: exclude;
  opacity: 0.76;
  pointer-events: none;
}

.project-card.featured {
  grid-column: span 12;
  padding: 34px;
  background:
    linear-gradient(120deg, rgba(201, 168, 106, 0.14), transparent 24%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), transparent 32%),
    linear-gradient(180deg, rgba(14, 18, 28, 0.96), rgba(15, 20, 31, 0.82));
}

.project-card:not(.featured) {
  grid-column: span 4;
}

.project-head {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: flex-start;
}

.project-kicker,
.timeline-meta,
.capability-code {
  margin: 0 0 10px;
  color: var(--gold);
  font-size: 0.68rem;
}

.project-head h3 {
  font-size: 1.5rem;
  line-height: 1.2;
}

.featured .project-head h3 {
  font-size: clamp(2rem, 3vw, 2.8rem);
}

.role-pill {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0 16px;
  border-radius: 999px;
  color: var(--gold);
  border: 1px solid rgba(201, 168, 106, 0.22);
  background: var(--gold-soft);
  white-space: nowrap;
}

.project-layout {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 28px;
}

.project-summary p,
.project-brief,
.capability-card p,
.education-card p,
.achievement-panel p,
.contact-panel p,
.timeline-item p,
.compact-list li,
.detail-block li {
  color: rgba(244, 241, 234, 0.76);
  line-height: 1.82;
}

.project-summary p {
  margin: 0 0 18px;
  font-size: 1.04rem;
}

.project-summary {
  display: grid;
  align-content: start;
}

.project-details {
  display: grid;
  gap: 18px;
}

.featured-project-visual {
  position: relative;
  margin: 24px 0 0;
  overflow: hidden;
  border-radius: 22px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), transparent 24%),
    rgba(9, 16, 36, 0.78);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.04),
    0 16px 36px rgba(0, 0, 0, 0.24);
}

.featured-project-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent 18%),
    linear-gradient(120deg, rgba(201, 168, 106, 0.1), transparent 20%, rgba(111, 168, 255, 0.12) 78%, transparent 100%);
  pointer-events: none;
}

.featured-project-visual img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.detail-block {
  padding: 22px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.detail-block h4 {
  margin: 0 0 14px;
  font-size: 1rem;
}

.detail-block ul,
.compact-list,
.capability-card ul {
  margin: 0;
  padding-left: 20px;
}

.outcome-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.outcome-grid div {
  display: grid;
  gap: 4px;
  padding: 16px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(0, 0, 0, 0.16);
}

.outcome-grid strong,
.project-inline-metric strong,
.achievement-card strong {
  font-size: 2rem;
}

.project-inline-metric strong {
  font-size: 1.6rem;
  line-height: 1;
}

.outcome-grid span,
.project-inline-metric span,
.achievement-card span,
.contact-meta span {
  color: var(--muted);
}

.tag-row {
  gap: 10px;
}

.tag-row span {
  padding: 8px 12px;
  color: rgba(244, 241, 234, 0.76);
  font-size: 0.74rem;
}

.focus-row {
  gap: 12px;
  margin-top: 18px;
  padding-top: 0;
}

.focus-row span {
  padding: 10px 14px;
  color: var(--gold);
  background: rgba(201, 168, 106, 0.08);
  border-color: rgba(201, 168, 106, 0.16);
  font-size: 0.8rem;
}

.project-brief {
  margin: 0;
}

.centered-project-card {
  justify-items: center;
  text-align: center;
}

.centered-project-card .project-head,
.centered-project-card .tag-row {
  width: 100%;
}

.centered-project-card .project-head {
  text-align: left;
}

.centered-project-card .project-brief,
.centered-project-card .compact-list {
  text-align: left;
  width: 100%;
}

.project-card-footer {
  display: grid;
  gap: 16px;
}

.centered-project-footer {
  justify-items: center;
}

.centered-project-footer .tag-row {
  justify-content: center;
}

.compact-list {
  display: grid;
  gap: 8px;
}

.project-inline-metric {
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  width: fit-content;
  padding: 12px 16px;
  border-radius: 16px;
  border: 1px solid rgba(111, 168, 255, 0.18);
  background: rgba(111, 168, 255, 0.08);
}

.project-inline-metric span {
  font-size: 0.96rem;
}

.outcome-strip {
  gap: 10px;
}

.outcome-strip span {
  padding: 10px 14px;
  color: var(--gold);
}

.capability-grid,
.education-layout,
.achievement-grid {
  display: grid;
  gap: 20px;
}

.capability-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.capability-card,
.education-card,
.achievement-card,
.achievement-panel,
.contact-panel {
  position: relative;
  overflow: hidden;
  padding: 28px;
  border-radius: var(--radius-xl);
  border: 1px solid rgba(255, 255, 255, 0.08);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), transparent 36%),
    rgba(18, 23, 35, 0.82);
}

.capability-card::after,
.education-card::after,
.achievement-card::after,
.contact-panel::after {
  content: "";
  position: absolute;
  inset: auto -20% -60% auto;
  width: 160px;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(201, 168, 106, 0.12), transparent 70%);
}

.capability-card.accent {
  background:
    linear-gradient(135deg, rgba(201, 168, 106, 0.12), transparent 35%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), transparent 36%),
    rgba(18, 23, 35, 0.9);
}

.capability-card h3 {
  font-size: 1.16rem;
  margin-bottom: 10px;
}

.capability-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.capability-tags span {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 14px;
  border-radius: 999px;
  color: rgba(244, 241, 234, 0.84);
  border: 1px solid rgba(255, 255, 255, 0.08);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), transparent),
    rgba(255, 255, 255, 0.04);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.tech-capability-tags {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.tech-capability-tags span {
  min-width: 0;
  justify-content: center;
}

.education-layout {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.education-card {
  min-height: 280px;
}

.education-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 18px;
  margin-bottom: 18px;
}

.education-facts div {
  display: grid;
  gap: 6px;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.04);
}

.education-facts span {
  color: var(--muted);
  font-size: 0.76rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.education-facts strong {
  font-size: 0.96rem;
  line-height: 1.5;
}

.timeline {
  position: relative;
  display: grid;
  gap: 24px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 11px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: linear-gradient(180deg, rgba(201, 168, 106, 0.4), rgba(111, 168, 255, 0.28));
}

.timeline-item {
  position: relative;
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: 24px;
}

.timeline-dot {
  width: 24px;
  height: 24px;
  margin-top: 2px;
  border-radius: 50%;
  border: 1px solid rgba(201, 168, 106, 0.4);
  background:
    radial-gradient(circle, rgba(201, 168, 106, 0.72) 0 18%, transparent 24%),
    rgba(17, 21, 31, 0.88);
  box-shadow: 0 0 22px rgba(201, 168, 106, 0.14);
}

.timeline-card {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 22px;
  padding: 24px;
  border-radius: var(--radius-xl);
  border: 1px solid rgba(255, 255, 255, 0.08);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), transparent 36%),
    rgba(18, 23, 35, 0.82);
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.18);
}

.timeline-visual {
  display: grid;
}

.timeline-visual-panel,
.venture-shot {
  position: relative;
  overflow: hidden;
  border-radius: 22px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background:
    radial-gradient(circle at top left, rgba(201, 168, 106, 0.16), transparent 34%),
    radial-gradient(circle at bottom right, rgba(111, 168, 255, 0.18), transparent 36%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), transparent 30%),
    rgba(11, 16, 28, 0.84);
}

.timeline-visual-panel {
  min-height: 220px;
  padding: 24px;
  align-content: end;
}

.timeline-photo-panel {
  min-height: 260px;
  padding: 0;
}

.timeline-photo-panel::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(8, 10, 16, 0.02), transparent 26%, rgba(8, 10, 16, 0.2) 88%, rgba(8, 10, 16, 0.5) 100%);
  pointer-events: none;
}

.timeline-visual-panel::before,
.venture-shot::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(120deg, transparent 20%, rgba(255, 255, 255, 0.06) 50%, transparent 78%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), transparent 24%);
  opacity: 0.45;
  pointer-events: none;
}

.timeline-visual-panel span,
.venture-shot span {
  position: relative;
  z-index: 1;
  color: var(--gold);
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.timeline-visual-panel strong {
  position: relative;
  z-index: 1;
  display: block;
  margin-top: 10px;
  font-family: var(--font-display);
  font-size: 1.4rem;
  line-height: 1.15;
}

.timeline-photo {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: saturate(0.96) contrast(1.02) brightness(0.94);
}

.timeline-content {
  display: grid;
  align-content: start;
  gap: 14px;
}

.timeline-content p,
.timeline-content h3 {
  margin: 0;
}

.venture-card {
  grid-template-columns: 1.15fr 0.85fr;
  align-items: stretch;
}

.venture-gallery {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  grid-template-rows: 1.22fr 0.78fr;
  gap: 14px;
  align-items: stretch;
}

.venture-shot {
  min-height: 180px;
  display: grid;
  place-items: center;
}

.venture-shot:first-child {
  grid-column: span 2;
  min-height: 220px;
}

.venture-photo {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: saturate(0.96) contrast(1.02) brightness(0.94);
}

.venture-hero-photo {
  min-height: 0;
  padding: 0;
  grid-column: 1 / -1;
  aspect-ratio: auto;
}

.venture-photo-grid {
  display: contents;
}

.venture-photo-grid .timeline-visual-panel {
  min-height: 0;
  padding: 0;
  aspect-ratio: auto;
}

.venture-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 6px;
}

.venture-metrics div {
  display: grid;
  gap: 4px;
  padding: 16px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.04);
}

.venture-metrics strong {
  font-family: var(--font-display);
  font-size: 1.8rem;
  letter-spacing: -0.05em;
}

.venture-metrics span {
  color: var(--muted);
}

.venture-inline-photo {
  margin: 4px 0 0;
  overflow: hidden;
  border-radius: 22px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), transparent 26%),
    rgba(11, 16, 28, 0.84);
}

.achievement-grid {
  grid-template-columns: repeat(6, minmax(0, 1fr));
}

.achievement-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 22px;
}

.achievement-column {
  display: grid;
}

.achievement-card {
  min-height: 124px;
  display: grid;
  align-content: center;
  gap: 6px;
  padding: 22px 24px;
}

.achievement-panel {
  background:
    linear-gradient(120deg, rgba(111, 168, 255, 0.1), transparent 24%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), transparent 36%),
    rgba(18, 23, 35, 0.82);
}

.achievement-panel h3,
.research-card h4,
.patent-card h4 {
  margin: 0;
}

.research-list,
.patent-list {
  display: grid;
  gap: 16px;
  margin-top: 18px;
}

.research-card,
.patent-card {
  padding: 20px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.04);
}

.research-card p,
.patent-card p {
  margin: 10px 0 0;
  color: rgba(244, 241, 234, 0.76);
  line-height: 1.8;
}

.research-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  margin-bottom: 14px;
}

.research-meta {
  color: var(--muted);
  font-size: 0.84rem;
}

.achievement-grid.compact {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 22px;
}

.achievement-grid.compact .achievement-card strong {
  font-size: 1.8rem;
  line-height: 1.1;
}

.achievement-grid.compact .achievement-card span {
  font-size: 0.94rem;
}

.contact-section {
  padding-bottom: 54px;
}

.contact-panel {
  display: grid;
  gap: 28px;
  background:
    linear-gradient(135deg, rgba(201, 168, 106, 0.14), transparent 22%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), transparent 36%),
    rgba(18, 23, 35, 0.9);
}

.contact-panel h3 {
  font-size: clamp(1.6rem, 2.6vw, 2.5rem);
  line-height: 1.32;
}

.contact-intro {
  display: grid;
  gap: 12px;
}

.contact-cta {
  margin: 0;
  color: rgba(244, 241, 234, 0.7);
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.contact-card {
  position: relative;
  display: grid;
  gap: 10px;
  padding: 22px 24px;
  border-radius: 24px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), transparent 34%),
    rgba(255, 255, 255, 0.04);
  cursor: pointer;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    background 180ms ease,
    box-shadow 180ms ease;
}

.contact-card:hover,
.contact-card:focus-visible {
  transform: translateY(-3px);
  border-color: rgba(201, 168, 106, 0.24);
  background:
    linear-gradient(135deg, rgba(201, 168, 106, 0.12), transparent 32%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), transparent 34%),
    rgba(255, 255, 255, 0.05);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.18);
  outline: none;
}

.contact-card.is-copied {
  border-color: rgba(111, 168, 255, 0.28);
  background:
    linear-gradient(135deg, rgba(111, 168, 255, 0.14), transparent 32%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), transparent 34%),
    rgba(255, 255, 255, 0.05);
}

.contact-label {
  color: var(--gold);
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.contact-value {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2vw, 1.8rem);
  line-height: 1.2;
  word-break: break-word;
}

.contact-copy-text,
.contact-feedback {
  color: var(--muted);
  font-size: 0.88rem;
}

.agent-widget {
  position: fixed;
  right: 18px;
  bottom: 10px;
  z-index: 60;
  width: 180px;
}

.agent-greeting {
  position: absolute;
  right: 12px;
  bottom: calc(100% + 16px);
  width: 460px;
  max-width: min(460px, calc(100vw - 44px));
  padding: 14px 20px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background:
    linear-gradient(135deg, rgba(201, 168, 106, 0.14), transparent 32%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), transparent 34%),
    rgba(18, 23, 35, 0.92);
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.26);
  color: rgba(244, 241, 234, 0.84);
  font-size: 0.94rem;
  line-height: 1.55;
  opacity: 0;
  transform: translateY(10px);
  pointer-events: none;
  transition: opacity 260ms ease, transform 260ms ease;
  isolation: isolate;
}

.agent-greeting.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.agent-greeting::before,
.agent-greeting::after {
  content: "";
  position: absolute;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background:
    linear-gradient(135deg, rgba(201, 168, 106, 0.12), transparent 34%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), transparent 34%),
    rgba(18, 23, 35, 0.92);
  z-index: -1;
}

.agent-greeting::before {
  right: 58px;
  bottom: -12px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
}

.agent-greeting::after {
  right: 28px;
  bottom: -24px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
}

.agent-launcher {
  display: block;
  position: relative;
  width: 180px;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  color: var(--text);
  cursor: pointer;
  text-align: left;
  transition: transform 180ms ease, filter 180ms ease;
  filter: drop-shadow(0 18px 30px rgba(0, 0, 0, 0.3));
  animation: agent-float 4.2s ease-in-out infinite;
}

.agent-launcher::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 10px;
  width: 96px;
  height: 18px;
  transform: translateX(-50%);
  border-radius: 999px;
  background: radial-gradient(circle, rgba(111, 168, 255, 0.28) 0%, rgba(201, 168, 106, 0.16) 42%, transparent 78%);
  filter: blur(8px);
  pointer-events: none;
  opacity: 0.65;
}

.agent-launcher:hover,
.agent-launcher:focus-visible {
  transform: translateY(-4px) scale(1.02);
  filter: drop-shadow(0 24px 38px rgba(0, 0, 0, 0.34));
  outline: none;
}

.agent-launcher-photo,
.agent-panel-avatar-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.agent-launcher-photo {
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
  object-position: bottom center;
}

.agent-launcher-kicker,
.agent-panel-kicker {
  color: var(--gold);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.agent-launcher-copy strong {
  font-size: 1.18rem;
}

.agent-launcher-copy small {
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.5;
}

.agent-panel {
  position: fixed;
  right: 22px;
  bottom: 22px;
  width: min(400px, calc(100vw - 24px));
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto auto auto;
  gap: 16px;
  padding: 18px;
  border-radius: 30px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background:
    linear-gradient(135deg, rgba(201, 168, 106, 0.12), transparent 26%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), transparent 34%),
    rgba(13, 18, 29, 0.96);
  box-shadow: 0 26px 72px rgba(0, 0, 0, 0.34);
  max-height: min(680px, calc(100vh - 44px));
  overflow: hidden;
  opacity: 0;
  transform: translateY(12px) scale(0.98);
  pointer-events: none;
  transition: opacity 220ms ease, transform 220ms ease;
  z-index: 62;
}

.agent-widget.is-open .agent-panel {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.agent-panel-head,
.agent-panel-identity,
.agent-quick-actions,
.agent-input-wrap {
  display: flex;
}

.agent-panel-head {
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.agent-panel-identity {
  align-items: center;
  gap: 12px;
}

.agent-panel-avatar {
  overflow: hidden;
  width: 52px;
  height: 52px;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.agent-panel-avatar-photo {
  object-position: center 18%;
}

.agent-panel-head h3 {
  margin: 4px 0 0;
  font-size: 1.1rem;
}

.agent-close {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  cursor: pointer;
}

.agent-messages {
  display: grid;
  gap: 12px;
  min-height: 0;
  overflow: auto;
  padding-right: 4px;
}

.agent-message {
  padding: 14px 16px;
  border-radius: 18px;
  line-height: 1.72;
}

.agent-message p {
  margin: 0;
}
.agent-message > :first-child {
  margin-top: 0;
}

.agent-message > :last-child {
  margin-bottom: 0;
}

.agent-message p,
.agent-message ul,
.agent-message ol,
.agent-message blockquote,
.agent-message pre,
.agent-message h1,
.agent-message h2,
.agent-message h3,
.agent-message h4 {
  margin: 0 0 0.78rem;
}

.agent-message h1,
.agent-message h2,
.agent-message h3,
.agent-message h4 {
  color: #f4f1ea;
  font-size: 1rem;
  line-height: 1.45;
}

.agent-message ul,
.agent-message ol {
  padding-left: 1.2rem;
}

.agent-message li + li {
  margin-top: 0.28rem;
}

.agent-message blockquote {
  padding-left: 0.85rem;
  border-left: 2px solid rgba(201, 168, 106, 0.45);
  color: rgba(244, 241, 234, 0.8);
}

.agent-message code {
  padding: 0.12rem 0.38rem;
  border-radius: 0.45rem;
  background: rgba(255, 255, 255, 0.08);
  color: #f5deaf;
  font-size: 0.92em;
}

.agent-message pre {
  overflow: auto;
  padding: 0.9rem 1rem;
  border-radius: 1rem;
  background: rgba(4, 8, 16, 0.92);
  border: 1px solid rgba(111, 168, 255, 0.14);
}

.agent-message pre code {
  padding: 0;
  border-radius: 0;
  background: transparent;
  color: rgba(244, 241, 234, 0.9);
}

.agent-message a {
  color: #9ec2ff;
  text-decoration: underline;
  text-decoration-color: rgba(158, 194, 255, 0.42);
  text-underline-offset: 0.16em;
}

.agent-message hr {
  border: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.agent-message-assistant {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.agent-message-user {
  margin-left: auto;
  max-width: 88%;
  background: rgba(111, 168, 255, 0.1);
  border: 1px solid rgba(111, 168, 255, 0.18);
}

.agent-quick-actions {
  flex-wrap: wrap;
  gap: 10px;
}

.agent-chip {
  min-height: 36px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.04);
  color: rgba(244, 241, 234, 0.84);
  cursor: pointer;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.agent-chip:hover,
.agent-chip:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(201, 168, 106, 0.24);
  background: rgba(201, 168, 106, 0.08);
  outline: none;
}

.agent-input-wrap {
  gap: 10px;
  align-items: flex-end;
}

.agent-input {
  width: 100%;
  min-height: 56px;
  resize: vertical;
  padding: 14px 16px;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
}

.agent-send {
  min-width: 74px;
  min-height: 56px;
  padding: 0 18px;
  border-radius: 18px;
  border: 0;
  background: linear-gradient(135deg, #f3ddb3 0%, var(--gold) 52%, #8f6c34 100%);
  color: #111;
  cursor: pointer;
}

.agent-footnote {
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.6;
}

.contact-actions {
  gap: 16px;
}

.reveal {
  opacity: 0;
  transform: translateY(34px);
  transition:
    opacity 700ms ease,
    transform 700ms ease,
    filter 700ms ease;
  filter: blur(8px);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
  filter: blur(0);
}

@keyframes drift {
  from {
    transform: translate3d(-2%, 0, 0) scale(1);
  }
  to {
    transform: translate3d(3%, -2%, 0) scale(1.04);
  }
}

@keyframes sweep {
  from {
    transform: translateX(-35%);
  }
  to {
    transform: translateX(135%);
  }
}

@keyframes rotate-slow {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@keyframes scan {
  0%,
  15% {
    transform: translateY(-110%);
  }
  45%,
  60% {
    transform: translateY(110%);
  }
  100% {
    transform: translateY(110%);
  }
}

@keyframes pulse {
  0%,
  100% {
    opacity: 0.68;
    transform: scale(0.96);
  }
  50% {
    opacity: 1;
    transform: scale(1.02);
  }
}

@media (max-width: 1180px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 40px;
    min-height: auto;
    padding-top: 28px;
  }

  .hero-visual {
    min-height: 520px;
  }

  .project-card:not(.featured) {
    grid-column: span 6;
  }

  .capability-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .achievement-layout {
    grid-template-columns: 1fr;
  }

  .achievement-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 860px) {
  :root {
    --content-width: min(100vw - 28px, 100%);
  }

  .topbar {
    position: static;
    padding-inline: 18px;
  }

  .topbar::before {
    inset: 0;
    height: 100%;
    border-radius: 30px;
  }

  .topbar,
  .nav {
    align-items: flex-start;
  }

  .topbar {
    flex-direction: column;
    padding-top: 18px;
    padding-bottom: 18px;
  }

  .nav {
    width: 100%;
    justify-content: flex-start;
  }

  main {
    padding-top: 10px;
  }

  .hero {
    padding-top: 52px;
  }

  .section-block {
    padding: 30px 22px;
    border-radius: 28px;
  }

  .section-heading,
  .project-head,
  .project-layout,
  .contact-panel {
    grid-template-columns: 1fr;
  }

  .section-heading {
    display: grid;
  }

  .section-heading p {
    max-width: none;
  }

  .timeline-card,
  .venture-card {
    grid-template-columns: 1fr;
  }

  .venture-gallery,
  .venture-metrics {
    grid-template-columns: 1fr;
  }

  .venture-hero-photo,
  .venture-photo-grid .timeline-visual-panel {
    aspect-ratio: auto;
  }

  .venture-photo-grid {
    grid-template-rows: none;
  }

  .venture-shot:first-child {
    grid-column: span 1;
  }

  .project-card:not(.featured),
  .project-card.featured {
    grid-column: span 12;
  }

  .education-layout,
  .capability-grid,
  .achievement-grid {
    grid-template-columns: 1fr;
  }

  .education-facts {
    grid-template-columns: 1fr;
  }

  .contact-meta {
    flex-direction: column;
    gap: 10px;
  }

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

  .agent-widget {
    right: 10px;
    bottom: 6px;
    left: auto;
    width: 148px;
  }

  .agent-greeting {
    width: min(320px, calc(100vw - 28px));
    max-width: calc(100vw - 28px);
    border-radius: 24px;
  }

  .agent-launcher {
    width: 148px;
  }

  .agent-panel {
    right: 10px;
    bottom: 10px;
    width: min(360px, calc(100vw - 20px));
    max-height: calc(100vh - 20px);
  }
}

@keyframes agent-float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-6px);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation: none !important;
    transition-duration: 0.01ms !important;
    transition-delay: 0ms !important;
  }

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