:root {
  --bg: #eeebe4;
  --paper: #fffdfa;
  --ink: #111;
  --muted: #5f5b54;
  --line: #d5ccbd;
  --dark: #101210;
  --blue: #1766a6;
  --green: #347156;
  --amber: #a4652d;
  --violet: #5b65aa;
  --shadow: 0 24px 70px rgba(28, 23, 17, 0.14);
  --ease-smooth: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-soft: cubic-bezier(0.22, 0.61, 0.36, 1);
  --ease-spring: cubic-bezier(0.18, 0.82, 0.18, 1);
  --mx: 0;
  --my: 0;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  overflow-x: hidden;
  color: var(--ink);
  background:
    linear-gradient(rgba(17, 17, 17, 0.036) 1px, transparent 1px),
    linear-gradient(90deg, rgba(17, 17, 17, 0.03) 1px, transparent 1px),
    var(--bg);
  background-size: 42px 42px;
  font-family: Inter, "Microsoft YaHei", "PingFang SC", system-ui, sans-serif;
  letter-spacing: 0;
  text-rendering: optimizeLegibility;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background: radial-gradient(circle at 12% 10%, rgba(23, 102, 166, 0.12), transparent 26%),
    radial-gradient(circle at 88% 35%, rgba(52, 113, 86, 0.14), transparent 28%),
    linear-gradient(120deg, rgba(255, 255, 255, 0.64), transparent 52%);
}

body.lightbox-open {
  overflow: hidden;
}

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

button {
  font: inherit;
}

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

.cursor-light {
  position: fixed;
  left: 0;
  top: 0;
  z-index: -1;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  pointer-events: none;
  opacity: 0.42;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(23, 102, 166, 0.18), transparent 64%);
  transition: background 520ms var(--ease-soft), opacity 520ms var(--ease-soft);
}

body[data-section="top"] .cursor-light,
body[data-section="research"] .cursor-light {
  opacity: 0.52;
  background: radial-gradient(circle, rgba(158, 199, 232, 0.20), transparent 64%);
}

body[data-section="reader"] .cursor-light {
  opacity: 0.55;
  background: radial-gradient(circle, rgba(164, 101, 45, 0.18), transparent 64%);
}

.scroll-progress {
  position: fixed;
  left: 0;
  top: 0;
  z-index: 80;
  width: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--blue), var(--green), var(--amber));
  transform-origin: left center;
}

.topbar {
  position: fixed;
  left: 0;
  right: 0;
  top: 0;
  z-index: 50;
  display: grid;
  grid-template-columns: minmax(170px, 1fr) auto minmax(170px, 1fr);
  align-items: center;
  min-height: 68px;
  padding: 0 34px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
  color: #fff;
  background: rgba(16, 18, 16, 0.48);
  backdrop-filter: blur(18px);
  transition: background 360ms var(--ease-soft), color 360ms var(--ease-soft), border-color 360ms var(--ease-soft);
}

.topbar.is-solid {
  color: var(--ink);
  border-color: rgba(17, 17, 17, 0.10);
  background: rgba(250, 248, 243, 0.94);
}

.brand {
  display: inline-flex;
  flex-direction: column;
  gap: 2px;
  justify-self: start;
}

.brand strong {
  font-size: 18px;
}

.brand span {
  color: currentColor;
  opacity: 0.68;
  font-size: 11px;
}

.nav-links {
  display: flex;
  gap: 24px;
  font-size: 14px;
}

.nav-links a {
  position: relative;
  opacity: 0.72;
  transition: opacity 280ms var(--ease-soft);
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -10px;
  height: 2px;
  border-radius: 999px;
  opacity: 0;
  transform: scaleX(0.35);
  transform-origin: center;
  background: currentColor;
  transition: opacity 360ms var(--ease-soft), transform 360ms var(--ease-smooth);
}

.nav-links a.active,
.nav-links a:hover {
  opacity: 1;
}

.nav-links a.active::after,
.nav-links a:hover::after {
  opacity: 0.78;
  transform: scaleX(1);
}

.nav-cta {
  justify-self: end;
  border: 1px solid currentColor;
  border-radius: 999px;
  padding: 8px 15px;
  font-size: 13px;
}

.side-index {
  position: fixed;
  left: 22px;
  top: 50%;
  z-index: 40;
  display: grid;
  gap: 10px;
  transform: translateY(-50%);
}

.side-index a {
  display: grid;
  grid-template-columns: 30px 1fr;
  gap: 8px;
  align-items: center;
  color: rgba(17, 17, 17, 0.55);
  font-size: 12px;
  transition: color 300ms var(--ease-soft), transform 300ms var(--ease-smooth);
}

.side-index span {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border: 1px solid rgba(17, 17, 17, 0.15);
  border-radius: 50%;
  background: rgba(255, 253, 250, 0.78);
  font-size: 10px;
}

.side-index a.active {
  color: var(--ink);
  transform: translateX(4px);
}

.side-index a.active span {
  color: #fff;
  border-color: var(--ink);
  background: var(--ink);
}

body[data-section="top"] .side-index a,
body[data-section="research"] .side-index a {
  color: rgba(255, 255, 255, 0.62);
}

body[data-section="top"] .side-index span,
body[data-section="research"] .side-index span {
  border-color: rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.14);
}

body[data-section="top"] .side-index a.active span,
body[data-section="research"] .side-index a.active span {
  color: var(--ink);
  border-color: #fff;
  background: #fff;
}

.hero {
  position: relative;
  min-height: min(920px, 100vh);
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(440px, 0.78fr);
  gap: clamp(28px, 5vw, 76px);
  align-items: end;
  overflow: hidden;
  padding: 118px clamp(28px, 6vw, 92px) 56px;
  color: #fff;
  background: var(--dark);
}

.hero-wall {
  position: absolute;
  inset: 0;
  display: grid;
  grid-template-columns: 1.12fr 0.88fr;
  grid-template-rows: 1fr 1fr;
  gap: 1px;
  opacity: 0.82;
  transform: translate3d(calc(var(--mx) * -18px), calc(var(--my) * -12px), 0) scale(1.02);
  transition: transform 800ms var(--ease-smooth);
}

.hero-wall img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.82) contrast(1.05);
  animation: slowDrift 18s ease-in-out infinite alternate;
}

.hero-wall img:first-child {
  grid-row: 1 / span 2;
  animation-duration: 24s;
}

.hero-wall img:nth-child(3) {
  animation-duration: 21s;
  animation-delay: -5s;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(16, 18, 16, 0.84), rgba(16, 18, 16, 0.48) 48%, rgba(16, 18, 16, 0.72)),
    linear-gradient(180deg, rgba(16, 18, 16, 0.04), rgba(16, 18, 16, 0.82));
}

.hero-grid {
  position: absolute;
  inset: 68px 0 0;
  z-index: 1;
  opacity: 0.18;
  background:
    linear-gradient(rgba(255, 255, 255, 0.34) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.30) 1px, transparent 1px);
  background-size: 54px 54px;
}

.hero-copy,
.hero-console {
  position: relative;
  z-index: 2;
  min-width: 0;
  max-width: 100%;
  transition: transform 760ms var(--ease-smooth);
}

.hero-copy {
  transform: none;
}

.hero-console {
  transform: none;
}

.eyebrow {
  margin: 0 0 20px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 820;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero .eyebrow,
.research-section .eyebrow {
  color: rgba(255, 255, 255, 0.72);
}

.hero .eyebrow {
  margin-bottom: 12px;
}

.kinetic-title {
  margin: 0;
  font-size: clamp(58px, 8.4vw, 138px);
  line-height: 0.88;
  font-weight: 900;
}

.kinetic-title span {
  display: block;
}

.kinetic-title span:nth-child(2) {
  margin-top: 12px;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255, 255, 255, 0.58);
  font-size: clamp(32px, 4.2vw, 74px);
}

.hero-subtitle {
  max-width: 880px;
  margin: 22px 0 0;
  font-size: clamp(24px, 3.2vw, 46px);
  line-height: 1.16;
  font-weight: 820;
  animation: softReveal 680ms ease 160ms both;
}

.hero-text {
  max-width: 790px;
  margin: 18px 0 0;
  color: rgba(255, 255, 255, 0.80);
  font-size: 17px;
  line-height: 1.85;
  animation: softReveal 760ms ease 280ms both;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border-radius: 999px;
  padding: 0 18px;
  font-size: 14px;
  font-weight: 760;
  transition: transform 320ms var(--ease-smooth), background 320ms var(--ease-soft), box-shadow 320ms var(--ease-soft);
}

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

.button.primary {
  color: var(--ink);
  background: #fff;
}

.button.ghost {
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.48);
  background: rgba(255, 255, 255, 0.07);
}

.hero-console {
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 12px;
  padding: 20px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.10);
  backdrop-filter: blur(16px);
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.28);
  transform-style: preserve-3d;
  will-change: transform;
  transition: transform 640ms var(--ease-smooth), box-shadow 640ms var(--ease-soft), border-color 640ms var(--ease-soft);
}

.hero-console::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at var(--px, 50%) var(--py, 50%), rgba(158, 199, 232, 0.22), transparent 28%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.10), transparent 56%);
  transition: opacity 360ms var(--ease-soft);
}

.hero-console.is-live::before,
.hero-console:hover::before {
  opacity: 1;
}

.hero-console:hover {
  border-color: rgba(158, 199, 232, 0.38);
  box-shadow: 0 34px 96px rgba(0, 0, 0, 0.34);
}

.hero-console > * {
  position: relative;
  z-index: 1;
}

.console-head {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
}

.console-head span {
  color: rgba(255, 255, 255, 0.62);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.signal-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.signal-grid article {
  min-height: 124px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 9px;
  padding: 16px;
  background: rgba(0, 0, 0, 0.18);
}

.signal-grid span {
  color: rgba(255, 255, 255, 0.60);
  font-size: 12px;
}

.signal-grid strong {
  display: block;
  margin-top: 10px;
  font-size: 34px;
}

.signal-grid p {
  margin: 4px 0 0;
  color: rgba(255, 255, 255, 0.68);
  font-size: 13px;
  line-height: 1.5;
}

.console-flow {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 18px;
  color: rgba(255, 255, 255, 0.70);
  font-size: 12px;
}

.console-flow i {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.18), rgba(255, 255, 255, 0.58));
}

.section-heading {
  width: min(1160px, calc(100% - 52px));
  margin: 0 auto 28px;
}

.section-heading h2,
.contact-copy h2 {
  max-width: 980px;
  margin: 0;
  font-size: clamp(34px, 4.9vw, 70px);
  line-height: 1.05;
  font-weight: 900;
}

.section-heading p:not(.eyebrow),
.contact-copy p {
  max-width: 820px;
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.68;
  text-wrap: pretty;
}

.profile-section,
.evidence-section,
.projects-section,
.reader-section,
.contact-section {
  position: relative;
  padding: clamp(76px, 8vw, 92px) 0;
  scroll-margin-top: 68px;
}

.profile-board {
  width: min(1160px, calc(100% - 52px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr 0.85fr;
  gap: 16px;
}

.profile-card,
.resume-strip,
.studio-shell,
.page-card,
.contact-card {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 253, 250, 0.88);
  box-shadow: 0 14px 40px rgba(28, 23, 17, 0.07);
}

.interactive-surface {
  position: relative;
  transform-style: preserve-3d;
  will-change: transform;
  transition: transform 640ms var(--ease-smooth), box-shadow 640ms var(--ease-soft), border-color 640ms var(--ease-soft), background 640ms var(--ease-soft);
}

.interactive-surface::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 3;
  border-radius: inherit;
  pointer-events: none;
  opacity: 0;
  background: radial-gradient(circle at var(--px, 50%) var(--py, 50%), rgba(255, 255, 255, 0.28), transparent 34%);
  transition: opacity 420ms var(--ease-soft);
}

.interactive-surface:hover::after {
  opacity: 0.36;
}

.dossier-grid section.interactive-surface::after {
  background:
    linear-gradient(135deg, rgba(23, 102, 166, 0.11), rgba(158, 199, 232, 0.10)),
    rgba(255, 255, 255, 0.10);
}

.dossier-grid section.interactive-surface:hover::after {
  opacity: 1;
}

.interactive-surface > * {
  position: relative;
  z-index: 4;
}

.sticker-layer {
  position: absolute;
  z-index: 0;
  opacity: 0.26;
  pointer-events: none;
  filter: saturate(0.44) contrast(0.92);
  mix-blend-mode: multiply;
}

.section-heading,
.profile-board,
.resume-strip,
.evidence-grid,
.resume-dossier,
.cockpit,
.method-lab,
.project-lenses,
.studio-tabs,
.studio-shell,
.reader-toolbar,
.reader-stage,
.page-strip,
.contact-copy,
.contact-card {
  position: relative;
  z-index: 2;
}

.sticker {
  position: relative;
  display: inline-grid;
  align-content: center;
  min-width: 108px;
  min-height: 52px;
  border: 1px solid rgba(17, 17, 17, 0.10);
  border-radius: 13px;
  padding: 11px 14px 10px;
  color: var(--ink);
  overflow: visible;
  background:
    radial-gradient(circle at 12px 12px, rgba(255, 255, 255, 0.42) 0 2px, transparent 2.5px),
    linear-gradient(135deg, rgba(255, 253, 250, 0.78), rgba(245, 241, 232, 0.70));
  background-size: 18px 18px, auto;
  box-shadow:
    0 10px 26px rgba(28, 23, 17, 0.07),
    inset 0 0 0 1px rgba(255, 255, 255, 0.34);
  font-size: 11px;
  font-weight: 820;
  letter-spacing: 0.035em;
  pointer-events: none;
  cursor: default;
  user-select: none;
  transform: rotate(var(--r, -4deg)) scale(0.94);
  transition: opacity 640ms var(--ease-soft), transform 640ms var(--ease-smooth);
}

.sticker::before {
  content: "";
  position: absolute;
  left: 50%;
  top: -10px;
  width: 54px;
  height: 18px;
  border-radius: 4px;
  background:
    linear-gradient(90deg, transparent 0 7px, rgba(255, 255, 255, 0.42) 7px 9px, transparent 9px 16px),
    rgba(255, 255, 255, 0.58);
  border: 1px solid rgba(17, 17, 17, 0.07);
  transform: translateX(-50%) rotate(2deg);
  backdrop-filter: blur(4px);
}

.sticker::after {
  content: "";
  position: absolute;
  right: 10px;
  bottom: 10px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  opacity: 0.38;
  background:
    linear-gradient(currentColor 0 0) center / 100% 2px no-repeat,
    linear-gradient(currentColor 0 0) center / 2px 100% no-repeat;
}

.sticker b {
  display: block;
  font-size: 13px;
  line-height: 1.08;
  letter-spacing: 0.02em;
}

.sticker small {
  display: block;
  margin-top: 5px;
  opacity: 0.72;
  font-size: 10px;
  font-weight: 720;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.sticker i {
  display: inline-grid;
  place-items: center;
  width: fit-content;
  min-width: 24px;
  height: 20px;
  margin-bottom: 6px;
  border-radius: 999px;
  padding: 0 7px;
  font-style: normal;
  color: currentColor;
  background: rgba(255, 255, 255, 0.24);
  font-size: 10px;
}

.sticker-blue {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.16);
  background:
    radial-gradient(circle at 14px 14px, rgba(255, 255, 255, 0.24) 0 2px, transparent 2.5px),
    linear-gradient(135deg, rgba(23, 102, 166, 0.74), rgba(28, 74, 129, 0.68));
  background-size: 19px 19px, auto;
}

.sticker-green {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.16);
  background:
    repeating-linear-gradient(135deg, rgba(255, 255, 255, 0.08) 0 6px, transparent 6px 13px),
    linear-gradient(135deg, rgba(52, 113, 86, 0.74), rgba(34, 92, 77, 0.68));
}

.sticker-amber {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.16);
  background:
    radial-gradient(circle at 20% 22%, rgba(255, 255, 255, 0.22), transparent 22%),
    linear-gradient(135deg, rgba(164, 101, 45, 0.72), rgba(138, 75, 34, 0.66));
}

.sticker-paper {
  background:
    linear-gradient(90deg, rgba(17, 17, 17, 0.038) 1px, transparent 1px),
    linear-gradient(rgba(17, 17, 17, 0.032) 1px, transparent 1px),
    rgba(255, 253, 250, 0.76);
  background-size: 12px 12px;
}

.sticker-dark {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.18);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.05)),
    rgba(255, 255, 255, 0.08);
}

.sticker-ticket {
  border-radius: 16px 16px 16px 5px;
}

.sticker-ticket::after {
  right: -9px;
  top: 50%;
  bottom: auto;
  width: 18px;
  height: 18px;
  border: 1px solid rgba(255, 255, 255, 0.26);
  background: rgba(255, 253, 250, 0.92);
  transform: translateY(-50%);
}

.sticker-slab {
  border-radius: 6px 18px 6px 18px;
}

.sticker-slab i {
  width: 44px;
  height: 8px;
  min-width: 0;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.45);
}

.sticker-note {
  min-width: 172px;
  border-radius: 4px 18px 18px 18px;
}

.sticker-note::after {
  right: -1px;
  bottom: -1px;
  width: 24px;
  height: 24px;
  border-radius: 0;
  opacity: 1;
  background: linear-gradient(135deg, rgba(17, 17, 17, 0.10) 0 50%, rgba(255, 253, 250, 0.86) 50%);
}

.sticker-stamp {
  border-radius: 50%;
  min-width: 94px;
  min-height: 94px;
  padding: 16px;
  place-items: center;
  text-align: center;
}

.sticker-stamp::before {
  display: none;
}

.sticker-stamp::after {
  inset: 8px;
  width: auto;
  height: auto;
  border: 1px dashed currentColor;
  border-radius: 50%;
  opacity: 0.34;
  background: none;
}

.sticker-dot::after {
  width: 34px;
  height: 18px;
  border-radius: 999px;
  background:
    radial-gradient(circle, currentColor 0 2px, transparent 2.5px) 0 0 / 10px 10px;
}

.sticker-ribbon {
  border-radius: 14px 4px 14px 4px;
}

.sticker-ribbon::after {
  right: 12px;
  bottom: -13px;
  width: 24px;
  height: 24px;
  border-radius: 0;
  opacity: 1;
  clip-path: polygon(0 0, 50% 40%, 100% 0, 100% 100%, 50% 70%, 0 100%);
  background: rgba(120, 61, 25, 0.88);
}

.sticker-mini {
  min-width: 94px;
  min-height: 44px;
  padding: 9px 13px;
  border-radius: 999px;
}

.sticker-mini i {
  position: absolute;
  left: 11px;
  top: 50%;
  width: 8px;
  min-width: 0;
  height: 8px;
  margin: 0;
  transform: translateY(-50%);
  background: currentColor;
}

.sticker-mini b {
  padding-left: 16px;
}

.sticker-tab {
  min-width: 132px;
  border-radius: 7px;
  clip-path: polygon(0 0, calc(100% - 13px) 0, 100% 13px, 100% 100%, 0 100%);
}

.sticker-tab::after {
  right: 0;
  top: 0;
  bottom: auto;
  width: 14px;
  height: 14px;
  border-radius: 0;
  opacity: 0.56;
  background: rgba(255, 255, 255, 0.70);
}

.profile-stickers {
  right: max(14px, calc((100vw - 1160px) / 2 - 58px));
  bottom: 16px;
  display: grid;
  gap: 8px;
  transform: translateX(34px);
}

.profile-stickers .sticker:nth-child(2) {
  --r: 3deg;
  transform-origin: left center;
}

.profile-stickers .sticker:nth-child(3) {
  --r: -2deg;
  margin-left: 26px;
}

.evidence-stickers {
  left: max(14px, calc((100vw - 1160px) / 2 - 70px));
  bottom: 2px;
  display: flex;
  gap: 8px;
  transform: translate(-18px, 18px);
}

.evidence-stickers .sticker:nth-child(2) {
  --r: 4deg;
}

.evidence-stickers .sticker:nth-child(3) {
  --r: -2deg;
}

.research-stickers {
  right: max(14px, calc((100vw - 1160px) / 2 - 72px));
  bottom: 34px;
  display: flex;
  gap: 8px;
  opacity: 0.18;
  mix-blend-mode: screen;
  transform: translateX(44px);
}

.project-stickers {
  right: max(14px, calc((100vw - 1160px) / 2 - 72px));
  bottom: 0;
  display: flex;
  gap: 8px;
  transform: translate(38px, 18px);
}

.project-stickers .sticker:nth-child(2) {
  --r: 3deg;
}

.project-stickers .sticker:nth-child(3) {
  --r: -3deg;
}

.profile-card {
  position: relative;
  min-height: 220px;
  padding: 24px;
  transition: transform 460ms var(--ease-smooth), border-color 460ms var(--ease-soft), box-shadow 460ms var(--ease-soft), background 460ms var(--ease-soft);
}

.profile-card:not(.main)::before {
  content: "RESEARCH";
  position: absolute;
  right: 18px;
  top: -12px;
  z-index: 5;
  border: 1px solid rgba(17, 17, 17, 0.10);
  border-radius: 999px;
  padding: 5px 9px;
  color: rgba(17, 17, 17, 0.54);
  background: rgba(255, 253, 250, 0.86);
  box-shadow: 0 10px 24px rgba(28, 23, 17, 0.10);
  font-size: 10px;
  font-weight: 820;
  letter-spacing: 0.04em;
  transform: rotate(2deg);
}

.profile-card:nth-of-type(2)::before {
  content: "EDU";
}

.profile-card:nth-of-type(3)::before {
  content: "OUTPUT";
}

.profile-card:nth-of-type(4)::before {
  content: "PRACTICE";
}

.profile-card:nth-of-type(5)::before {
  content: "METHOD";
}

.profile-card.main {
  grid-row: span 2;
  color: #fff;
  background: #111;
}

.profile-card:not(.main):hover {
  transform: translateY(-4px);
  border-color: rgba(23, 102, 166, 0.28);
  box-shadow: 0 22px 52px rgba(28, 23, 17, 0.11);
}

.profile-card span {
  color: var(--amber);
  font-size: 12px;
  font-weight: 820;
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.profile-card.main span {
  color: #9ec7e8;
}

.profile-card h3 {
  margin: 14px 0 12px;
  font-size: 30px;
}

.profile-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.76;
}

.profile-card.main p {
  color: rgba(255, 255, 255, 0.72);
}

.resume-strip {
  width: min(1160px, calc(100% - 52px));
  margin: 16px auto 0;
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  overflow: hidden;
}

.resume-strip div {
  padding: 20px;
  border-right: 1px solid var(--line);
  transition: background 420ms var(--ease-soft), transform 420ms var(--ease-smooth);
}

.resume-strip div:last-child {
  border-right: 0;
}

.resume-strip strong {
  display: block;
  font-size: 28px;
}

.resume-strip span {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  line-height: 1.5;
  font-size: 13px;
}

.evidence-section {
  background:
    linear-gradient(rgba(255, 253, 250, 0.80), rgba(255, 253, 250, 0.80)),
    linear-gradient(135deg, rgba(23, 102, 166, 0.14), rgba(52, 113, 86, 0.12));
}

.evidence-grid {
  width: min(1160px, calc(100% - 52px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: 0.72fr 1.28fr;
  gap: 18px;
  align-items: stretch;
}

.evidence-timeline,
.achievement-board,
.resume-dossier,
.method-lab,
.project-lenses article {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 253, 250, 0.88);
  box-shadow: 0 14px 40px rgba(28, 23, 17, 0.07);
}

.evidence-timeline {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  padding: 18px;
  overflow: hidden;
  color: #fff;
  background:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.032) 1px, transparent 1px),
    radial-gradient(circle at 16% 10%, rgba(23, 102, 166, 0.36), transparent 32%),
    #111412;
  background-size: 30px 30px, 30px 30px, auto, auto;
}

.evidence-timeline::before {
  content: "PhD Research Readiness";
  position: absolute;
  right: -70px;
  top: 50%;
  transform: rotate(90deg);
  color: rgba(255, 255, 255, 0.08);
  font-size: 12px;
  font-weight: 820;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  white-space: nowrap;
}

.timeline-item {
  position: relative;
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  column-gap: 16px;
  min-height: 132px;
  padding: 18px 18px 20px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.055);
  backdrop-filter: blur(8px);
  transition: transform 420ms var(--ease-smooth), border-color 420ms var(--ease-soft), background 420ms var(--ease-soft);
}

.timeline-item:last-child {
  padding-bottom: 22px;
}

.timeline-item:hover {
  transform: translateY(-4px);
  border-color: rgba(158, 199, 232, 0.60);
  background: rgba(255, 255, 255, 0.095);
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: 76px;
  right: 18px;
  bottom: 16px;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--blue), var(--green), rgba(255, 255, 255, 0.08));
}

.timeline-item span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border: 1px solid rgba(255, 255, 255, 0.20);
  border-radius: 50%;
  color: #b8dcff;
  font-size: 13px;
  font-weight: 820;
}

.timeline-item strong {
  display: block;
  align-self: start;
  margin: 2px 0 8px;
  color: #fff;
  font-size: 23px;
  line-height: 1.16;
}

.timeline-item p {
  grid-column: 2;
  margin: 0;
  color: rgba(255, 255, 255, 0.68);
  line-height: 1.58;
  font-size: 14px;
}

.resume-dossier {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-rows: auto 1fr;
  background:
    linear-gradient(90deg, rgba(17, 17, 17, 0.026) 1px, transparent 1px),
    linear-gradient(rgba(17, 17, 17, 0.018) 1px, transparent 1px),
    rgba(255, 253, 250, 0.92);
  background-size: 34px 34px;
}

.resume-dossier::before {
  content: "";
  position: absolute;
  right: 24px;
  top: 24px;
  width: 96px;
  height: 96px;
  border: 1px solid rgba(23, 102, 166, 0.16);
  border-radius: 50%;
  background:
    radial-gradient(circle, rgba(23, 102, 166, 0.18) 0 2px, transparent 2.5px) 0 0 / 12px 12px;
  opacity: 0.52;
}

.dossier-head {
  position: relative;
  padding: 24px 28px 18px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(135deg, rgba(23, 102, 166, 0.08), rgba(52, 113, 86, 0.04));
}

.dossier-head span,
.dossier-grid section span {
  display: block;
  color: var(--blue);
  font-size: 12px;
  font-weight: 840;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.dossier-head strong {
  display: block;
  margin-top: 10px;
  font-size: clamp(25px, 3vw, 38px);
  line-height: 1.08;
  text-wrap: balance;
}

.dossier-head p {
  max-width: 48ch;
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.56;
  font-size: 14px;
}

.dossier-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.dossier-tags span {
  display: inline-flex;
  width: auto;
  border: 1px solid rgba(23, 102, 166, 0.18);
  border-radius: 999px;
  padding: 7px 10px;
  color: var(--ink);
  background: rgba(255, 253, 250, 0.78);
  font-size: 12px;
  font-weight: 760;
  letter-spacing: 0;
  text-transform: none;
}

.dossier-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  counter-reset: dossier;
  overflow: hidden;
}

.dossier-grid section {
  position: relative;
  min-height: 138px;
  padding: 19px 22px 20px;
  border: 1px solid var(--line);
  margin: -1px 0 0 -1px;
  transition: background 520ms var(--ease-soft), transform 520ms var(--ease-smooth);
}

.dossier-grid section::before {
  counter-increment: dossier;
  content: counter(dossier, decimal-leading-zero);
  position: absolute;
  right: 18px;
  top: 16px;
  color: rgba(17, 17, 17, 0.10);
  font-size: 34px;
  font-weight: 900;
  line-height: 1;
}

.dossier-grid section:hover {
  background: rgba(23, 102, 166, 0.045);
  transform: translateY(-2px);
}

.dossier-grid section:nth-child(2n) {
  border-right: 1px solid var(--line);
}

.dossier-grid section:nth-last-child(-n + 2) {
  border-bottom: 1px solid var(--line);
}

.dossier-grid section:nth-child(6) {
  grid-column: 1 / -1;
  min-height: 128px;
  border: 1px solid var(--line);
  margin-top: -1px;
}

.dossier-grid section ul {
  margin: 12px 0 0;
  padding-left: 17px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.62;
  text-wrap: pretty;
}

.dossier-grid section li + li {
  margin-top: 5px;
}

.dossier-grid section:first-child {
  grid-row: span 2;
}

.paper-list,
.compact-list {
  padding-left: 0;
  list-style: none;
}

.paper-list li {
  display: grid;
  gap: 5px;
  border-bottom: 1px solid rgba(17, 17, 17, 0.08);
  padding: 0 0 11px;
}

.paper-list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.paper-list strong {
  max-width: 46ch;
  color: var(--ink);
  font-size: 13px;
  line-height: 1.36;
  font-weight: 780;
}

.paper-list strong a {
  text-decoration: none;
  color: inherit;
  background-image: linear-gradient(rgba(23, 102, 166, 0.28), rgba(23, 102, 166, 0.28));
  background-repeat: no-repeat;
  background-size: 100% 1px;
  background-position: 0 100%;
  transition: color 240ms var(--ease-soft), background-size 240ms var(--ease-smooth);
}

.paper-list strong a::after {
  content: "↗";
  display: inline-block;
  margin-left: 5px;
  color: var(--blue);
  font-size: 10px;
  transform: translateY(-1px);
}

.paper-list strong a:hover {
  color: var(--blue);
  background-size: 100% 2px;
}

.paper-list em {
  color: var(--muted);
  font-size: 12px;
  font-style: normal;
}

.paper-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.paper-actions a {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  border: 1px solid rgba(23, 102, 166, 0.18);
  border-radius: 999px;
  padding: 4px 8px;
  color: var(--blue);
  background: rgba(23, 102, 166, 0.055);
  font-size: 11px;
  font-weight: 760;
  transition: color 260ms var(--ease-soft), background 260ms var(--ease-soft), transform 260ms var(--ease-smooth);
}

.paper-actions a::after {
  content: "↗";
  font-size: 10px;
  transform: translateY(-1px);
}

.paper-actions a:hover {
  color: #fff;
  background: var(--blue);
  transform: translateY(-1px);
}

.compact-list li {
  position: relative;
  padding-left: 14px;
}

.compact-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--blue);
}

.dossier-grid section p {
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.62;
  font-size: 14px;
  text-wrap: pretty;
}

.achievement-board {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  overflow: hidden;
  background:
    linear-gradient(rgba(17, 17, 17, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(17, 17, 17, 0.026) 1px, transparent 1px);
  background-size: 32px 32px;
}

.achievement-card {
  position: relative;
  min-height: 220px;
  padding: 24px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  transition: background 440ms var(--ease-soft), transform 440ms var(--ease-smooth);
}

.achievement-card::before {
  content: "";
  position: absolute;
  right: 18px;
  top: 18px;
  width: 36px;
  height: 20px;
  border-radius: 999px;
  opacity: 0.34;
  background:
    radial-gradient(circle, var(--blue) 0 2px, transparent 2.5px) 0 0 / 9px 9px;
}

.achievement-card:hover {
  background: rgba(23, 102, 166, 0.055);
}

.achievement-card:nth-child(2n) {
  border-right: 0;
}

.achievement-card:nth-last-child(-n + 2) {
  border-bottom: 0;
}

.achievement-card span,
.method-detail > p:first-child {
  margin: 0 0 12px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 820;
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.achievement-card strong,
.method-detail h3 {
  display: block;
  margin: 0;
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.08;
}

.achievement-card p,
.method-detail p:not(:first-child) {
  margin: 18px 0 0;
  color: var(--muted);
  line-height: 1.68;
}

.research-section {
  position: relative;
  padding: clamp(76px, 8vw, 92px) 0;
  color: #fff;
  background: var(--dark);
}

.section-heading.light p:not(.eyebrow) {
  color: rgba(255, 255, 255, 0.68);
}

.cockpit {
  width: min(1160px, calc(100% - 52px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.12fr 0.88fr;
  gap: 18px;
}

.research-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.research-card {
  min-height: 136px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 14px;
  padding: 22px;
  color: #fff;
  text-align: left;
  cursor: pointer;
  background:
    linear-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    rgba(255, 255, 255, 0.07);
  background-size: 36px 36px;
  transition: transform 520ms var(--ease-smooth), border-color 520ms var(--ease-soft), background 520ms var(--ease-soft);
}

.research-card:hover,
.research-card.active {
  transform: translateY(-2px);
  border-color: rgba(158, 199, 232, 0.52);
  background-color: rgba(255, 255, 255, 0.14);
}

.research-card span {
  color: #9ec7e8;
  font-size: 12px;
  font-weight: 820;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.research-card h3 {
  margin: 14px 0 8px;
  font-size: clamp(24px, 2.8vw, 34px);
  line-height: 1.1;
}

.research-card p {
  margin: 0;
  color: rgba(255, 255, 255, 0.70);
  line-height: 1.72;
}

.cockpit-map {
  position: relative;
  min-height: 500px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 14px;
  overflow: hidden;
  background:
    linear-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    rgba(255, 255, 255, 0.06);
  background-size: 38px 38px;
}

.cockpit-map::before {
  content: "";
  position: absolute;
  inset: 58px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 28px;
}

.cockpit-map svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.flow-line,
.flow-main,
.flow-feedback {
  fill: none;
  stroke-linecap: round;
}

.flow-line {
  stroke-width: 2;
  opacity: 0.8;
  marker-end: url(#arrow-blue);
}

.flow-main {
  stroke: rgba(255, 255, 255, 0.52);
  stroke-width: 2.4;
  marker-end: url(#arrow-green);
}

.flow-feedback {
  stroke: rgba(211, 165, 106, 0.62);
  stroke-width: 1.8;
  stroke-dasharray: 7 10;
  marker-end: url(#arrow-amber);
  animation: dash 18s linear infinite;
}

.flow-human {
  stroke: rgba(142, 190, 230, 0.64);
}

.flow-machine {
  stroke: rgba(129, 194, 157, 0.64);
}

.flow-context {
  stroke: rgba(211, 165, 106, 0.62);
}

#arrow-blue path {
  fill: rgba(142, 190, 230, 0.82);
}

#arrow-green path {
  fill: rgba(129, 194, 157, 0.82);
}

#arrow-amber path {
  fill: rgba(211, 165, 106, 0.82);
}


.node {
  position: absolute;
  display: grid;
  place-items: center;
  width: 136px;
  height: 72px;
  border: 1px solid rgba(255, 255, 255, 0.36);
  border-radius: 999px;
  color: #fff;
  cursor: pointer;
  background: rgba(255, 255, 255, 0.08);
  transition: transform 420ms var(--ease-smooth), background 420ms var(--ease-soft), color 320ms var(--ease-soft);
}

.node span {
  color: currentColor;
  opacity: 0.62;
  font-size: 12px;
}

.node.active {
  color: var(--ink);
  background: #fff;
  transform: scale(1.04);
}

.node[data-focus="human"] {
  left: 7%;
  top: 12%;
}

.node[data-focus="machine"] {
  left: 7%;
  top: 41%;
}

.node[data-focus="context"] {
  left: 7%;
  bottom: 12%;
}

.core {
  position: absolute;
  left: 52%;
  top: 50%;
  display: grid;
  place-items: center;
  width: 170px;
  height: 132px;
  border: 1px solid rgba(255, 255, 255, 0.42);
  border-radius: 18px;
  transform: translate(-50%, -50%);
  text-align: center;
  background: rgba(16, 18, 16, 0.74);
}

.map-step {
  position: absolute;
  z-index: 1;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  padding: 8px 11px;
  color: rgba(255, 255, 255, 0.76);
  background: rgba(255, 255, 255, 0.065);
  font-size: 12px;
}

.step-need {
  left: 38%;
  top: 21%;
}

.step-model {
  right: 9%;
  top: 45%;
}

.step-eval {
  right: 9%;
  bottom: 22%;
}

.core span {
  color: rgba(255, 255, 255, 0.62);
  font-size: 12px;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.core strong {
  display: block;
  margin-top: 6px;
  font-size: 22px;
}

.cockpit-panel {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 432px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 14px;
  padding: 28px;
  background: rgba(255, 255, 255, 0.075);
}

.cockpit-panel > *,
.method-detail > * {
  transition: opacity 300ms var(--ease-soft), transform 300ms var(--ease-smooth), filter 300ms var(--ease-soft);
}

.cockpit-panel.is-swapping > *,
.method-detail.is-swapping > * {
  opacity: 0;
  filter: blur(2px);
  transform: translateY(10px);
}

.panel-kicker {
  margin: 0 0 12px;
  color: #9ec7e8;
  font-size: 12px;
  font-weight: 820;
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.cockpit-panel h3 {
  margin: 0;
  font-size: clamp(28px, 3vw, 34px);
  line-height: 1.15;
}

.cockpit-panel p:not(.panel-kicker) {
  margin: 18px 0 0;
  color: rgba(255, 255, 255, 0.72);
  line-height: 1.78;
}

.method-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.method-pills span {
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 999px;
  padding: 7px 10px;
  color: rgba(255, 255, 255, 0.74);
  font-size: 12px;
}

.method-lab {
  width: min(1160px, calc(100% - 52px));
  margin: 16px auto 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr)) 1.25fr;
  gap: 0;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.08);
}

.method-card {
  position: relative;
  min-height: 208px;
  border: 0;
  border-right: 1px solid rgba(255, 255, 255, 0.13);
  padding: 20px;
  color: #fff;
  text-align: left;
  cursor: pointer;
  background: rgba(255, 255, 255, 0.055);
  transition: background 500ms var(--ease-soft), transform 500ms var(--ease-smooth), color 360ms var(--ease-soft), box-shadow 500ms var(--ease-soft);
}

.method-card::before {
  content: "";
  position: absolute;
  right: 18px;
  top: 18px;
  width: 46px;
  height: 12px;
  border-radius: 999px;
  opacity: 0.18;
  background: linear-gradient(90deg, #fff 0 62%, transparent 62% 72%, #fff 72%);
}

.method-card:hover,
.method-card.active {
  background: rgba(255, 255, 255, 0.16);
}

.method-card:hover {
  transform: translateY(-3px);
}

.method-card span {
  color: #9ec7e8;
  font-size: 12px;
  font-weight: 820;
}

.method-card h3 {
  margin: 44px 0 10px;
  font-size: 24px;
}

.method-card p {
  margin: 0;
  color: rgba(255, 255, 255, 0.68);
  font-size: 13px;
  line-height: 1.65;
}

.method-detail {
  position: relative;
  min-height: 208px;
  padding: 26px 28px;
  overflow: hidden;
  color: var(--ink);
  background:
    linear-gradient(rgba(255, 253, 250, 0.94), rgba(255, 253, 250, 0.94)),
    radial-gradient(circle at 100% 0%, rgba(23, 102, 166, 0.12), transparent 34%);
}

.method-detail::before {
  content: "";
  position: absolute;
  left: 0;
  top: 28px;
  bottom: 28px;
  width: 3px;
  border-radius: 999px;
  opacity: 0.78;
  background: linear-gradient(var(--blue), var(--green));
}

#method-text {
  max-width: 16.5em;
  font-size: 16px;
  line-height: 1.72;
}

.project-lenses {
  width: min(1160px, calc(100% - 52px));
  margin: 0 auto 14px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.project-lenses article {
  min-height: 148px;
  padding: 18px 20px;
  transition: transform 620ms var(--ease-smooth), border-color 620ms var(--ease-soft), box-shadow 620ms var(--ease-soft), background 620ms var(--ease-soft);
}

.project-lenses article:hover {
  transform: translateY(-2px);
  border-color: rgba(17, 17, 17, 0.18);
  background: rgba(255, 253, 250, 0.94);
}

.project-lenses span {
  color: var(--blue);
  font-size: 12px;
  font-weight: 820;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.project-lenses strong {
  display: block;
  margin-top: 16px;
  font-size: 24px;
}

.project-lenses p {
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.65;
}

.studio-tabs,
.reader-toolbar {
  width: min(1160px, calc(100% - 52px));
  margin: 0 auto 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.studio-tabs button,
.reader-toolbar button,
.reader-toolbar a {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 10px 14px;
  color: var(--muted);
  cursor: pointer;
  background: rgba(255, 253, 250, 0.74);
}

.studio-tabs button.active,
.reader-toolbar button.active {
  color: #fff;
  border-color: var(--ink);
  background: var(--ink);
}

.reader-toolbar a {
  margin-left: auto;
  color: var(--blue);
  font-weight: 760;
}

.page-jump {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0 12px;
  color: var(--muted);
  background: rgba(255, 253, 250, 0.74);
}

.page-jump span,
.page-jump output {
  font-size: 12px;
  white-space: nowrap;
}

.page-jump input {
  width: 150px;
  accent-color: var(--ink);
}

.studio-shell {
  position: relative;
  width: min(1160px, calc(100% - 52px));
  margin: 0 auto;
  overflow: hidden;
}

.studio-shell::before {
  content: "CASE STUDY";
  position: absolute;
  z-index: 8;
  border: 1px solid rgba(17, 17, 17, 0.12);
  border-radius: 999px;
  padding: 7px 10px;
  color: var(--ink);
  background: rgba(255, 253, 250, 0.78);
  box-shadow: 0 12px 26px rgba(28, 23, 17, 0.10);
  font-size: 10px;
  font-weight: 820;
  letter-spacing: 0.06em;
  pointer-events: none;
}

.studio-shell::before {
  left: 22px;
  top: 18px;
  transform: rotate(-4deg);
}

.studio-shell::after {
  content: "";
  position: absolute;
  right: 18px;
  bottom: 18px;
  z-index: 1;
  width: 52px;
  height: 12px;
  border: 1px solid rgba(17, 17, 17, 0.08);
  border-radius: 999px;
  background: rgba(17, 17, 17, 0.07);
  box-shadow: none;
  pointer-events: none;
  transform: rotate(3deg);
  opacity: 0.38;
}

.studio {
  display: none;
  grid-template-columns: 0.54fr 1.46fr;
  gap: 24px;
  padding: 22px;
}

.studio.active {
  display: grid;
  animation: studioEnter 680ms var(--ease-smooth) both;
}

.studio-copy {
  align-self: end;
  padding: 18px;
}

.studio-copy span {
  color: var(--amber);
  font-size: 12px;
  font-weight: 820;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.studio-copy h3 {
  margin: 12px 0 12px;
  font-size: clamp(25px, 3vw, 38px);
  line-height: 1.12;
}

.studio-copy p,
.studio-copy li {
  color: var(--muted);
  line-height: 1.66;
}

.studio-copy ul {
  margin: 14px 0 0;
  padding-left: 18px;
}

.studio-gallery {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  grid-auto-rows: auto;
  gap: 12px;
  align-content: center;
}

.studio-gallery button {
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
  cursor: zoom-in;
  background: #fffdfa;
  box-shadow: 0 12px 28px rgba(28, 23, 17, 0.07);
}

.studio-gallery img {
  width: 100%;
  aspect-ratio: 1920 / 780;
  height: auto;
  object-fit: cover;
  object-position: center;
  transition: transform 760ms var(--ease-smooth);
}

.studio-gallery button:hover img {
  transform: scale(1.045);
}

.reader-section {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 18% 18%, rgba(23, 102, 166, 0.16), transparent 28%),
    radial-gradient(circle at 86% 18%, rgba(52, 113, 86, 0.14), transparent 30%),
    linear-gradient(rgba(255, 253, 250, 0.78), rgba(255, 253, 250, 0.82)),
    linear-gradient(135deg, rgba(23, 102, 166, 0.16), rgba(164, 101, 45, 0.12));
}

.reader-section::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.16;
  filter: blur(26px) saturate(0.92);
  transform: scale(1.08);
  background-image: var(--reader-bg);
  background-size: cover;
  background-position: center;
  transition: background-image 420ms var(--ease-soft), opacity 420ms var(--ease-soft);
}

.reader-section::after {
  content: "PORTFOLIO / RESEARCH PROCESS / DESIGN TRANSLATION /";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 34px;
  z-index: 0;
  color: rgba(17, 17, 17, 0.045);
  font-size: clamp(48px, 8vw, 118px);
  font-weight: 900;
  white-space: nowrap;
  animation: marquee 28s linear infinite;
}

.reader-section > * {
  position: relative;
  z-index: 1;
}

.reader-stage {
  width: min(1280px, calc(100% - 52px));
  margin: 18px auto 18px;
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr) 58px;
  gap: 16px;
  align-items: center;
}

.reader-carousel {
  position: relative;
  min-height: clamp(348px, 33vw, 436px);
  perspective: 1800px;
  isolation: isolate;
  cursor: grab;
  touch-action: pan-y;
}

.reader-carousel.is-dragging {
  cursor: grabbing;
}

.reader-carousel::before {
  content: "";
  position: absolute;
  left: 7%;
  right: 7%;
  bottom: 34px;
  height: 28px;
  border-radius: 50%;
  background: radial-gradient(ellipse, rgba(17, 17, 17, 0.20), transparent 68%);
  filter: blur(12px);
  z-index: 0;
}

.carousel-card {
  position: absolute;
  left: 50%;
  top: 50%;
  width: min(82%, 1040px);
  padding: 0;
  overflow: hidden;
  border: 1px solid rgba(17, 17, 17, 0.12);
  border-radius: 14px;
  color: var(--ink);
  background: #fff;
  box-shadow: 0 30px 80px rgba(28, 23, 17, 0.22);
  cursor: pointer;
  text-align: left;
  transform-style: preserve-3d;
  will-change: transform, opacity, filter;
  pointer-events: none;
  opacity: 0;
  transform: translate3d(-50%, -50%, -340px) scale(0.36) rotateY(0deg);
  transition:
    transform 1060ms var(--ease-smooth),
    opacity 760ms var(--ease-soft),
    filter 820ms var(--ease-soft),
    box-shadow 760ms var(--ease-soft);
}

.carousel-card::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 2;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.18), transparent 20%, transparent 78%, rgba(17, 17, 17, 0.06)),
    linear-gradient(180deg, transparent 76%, rgba(17, 17, 17, 0.05));
}

.carousel-card img {
  width: 100%;
  height: auto;
  aspect-ratio: 3552 / 1443;
  object-fit: cover;
  background: #fff;
}

.carousel-card figcaption {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 15px 18px;
  border-top: 1px solid var(--line);
  background: rgba(255, 253, 250, 0.94);
}

.carousel-card figcaption span {
  color: var(--amber);
  font-size: 12px;
  font-weight: 820;
}

.carousel-card figcaption strong {
  font-size: 15px;
}

.carousel-card.is-center {
  z-index: 5;
  opacity: 1;
  transform: translate3d(-50%, -50%, 0) scale(1) rotateY(0deg);
  filter: saturate(1.08) contrast(1.04);
  pointer-events: auto;
}

.carousel-card.is-left {
  z-index: 3;
  opacity: 0.78;
  transform: translate3d(-111%, -50%, -120px) scale(0.58) rotateY(13deg);
  filter: saturate(0.78) contrast(0.94);
  pointer-events: auto;
}

.carousel-card.is-right {
  z-index: 3;
  opacity: 0.78;
  transform: translate3d(11%, -50%, -120px) scale(0.58) rotateY(-13deg);
  filter: saturate(0.78) contrast(0.94);
  pointer-events: auto;
}

.carousel-card.is-far-left {
  z-index: 1;
  opacity: 0.34;
  transform: translate3d(-138%, -50%, -240px) scale(0.42) rotateY(18deg);
  filter: blur(0.2px) saturate(0.55);
  pointer-events: none;
}

.carousel-card.is-far-right {
  z-index: 1;
  opacity: 0.34;
  transform: translate3d(38%, -50%, -240px) scale(0.42) rotateY(-18deg);
  filter: blur(0.2px) saturate(0.55);
  pointer-events: none;
}

.carousel-card.is-offstage {
  z-index: 0;
  opacity: 0;
  filter: blur(1px) saturate(0.4);
  pointer-events: none;
}

.carousel-card:hover {
  box-shadow: 0 34px 90px rgba(28, 23, 17, 0.28);
}

.reader-carousel.is-moving .carousel-card.is-center img {
  animation: carouselSettle 1080ms var(--ease-smooth) both;
}

.reader-carousel.is-moving .carousel-card.is-left,
.reader-carousel.is-moving .carousel-card.is-right {
  transition-duration: 1120ms;
}

.reader-nav {
  position: relative;
  z-index: 7;
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  padding: 0;
  border: 1px solid rgba(17, 17, 17, 0.12);
  border-radius: 50%;
  color: transparent;
  background: rgba(255, 253, 250, 0.86);
  cursor: pointer;
  font-size: 0;
  line-height: 1;
  box-shadow: 0 12px 28px rgba(28, 23, 17, 0.10);
  transition: transform 360ms var(--ease-smooth), background 360ms var(--ease-soft), box-shadow 360ms var(--ease-soft);
}

.reader-nav::before {
  content: "‹";
  display: block;
  color: var(--ink);
  font-size: 38px;
  line-height: 1;
  transform: translateY(-2px);
}

.reader-next::before {
  content: "›";
}

.reader-nav:hover {
  transform: translateY(-2px);
  background: #fff;
}

.page-strip {
  width: min(1160px, calc(100% - 52px));
  margin: 0 auto;
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding: 2px 0 12px;
  scroll-snap-type: x proximity;
  scrollbar-width: thin;
}

.page-card {
  flex: 0 0 152px;
  padding: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 10px;
  cursor: pointer;
  text-align: left;
  scroll-snap-align: start;
  background: rgba(255, 253, 250, 0.86);
  transition: transform 360ms var(--ease-smooth), border-color 360ms var(--ease-soft), box-shadow 360ms var(--ease-soft), background 360ms var(--ease-soft);
}

.page-card[hidden] {
  display: none;
}

.page-card img {
  width: 100%;
  aspect-ratio: 1.92 / 1;
  object-fit: cover;
  border-bottom: 1px solid var(--line);
  transition: transform 620ms var(--ease-smooth);
}

.page-card:hover img {
  transform: scale(1.04);
}

.page-card.active {
  border-color: var(--ink);
  box-shadow: 0 12px 24px rgba(28, 23, 17, 0.13);
}

.page-card span {
  display: block;
  padding: 11px 12px 3px;
  color: var(--amber);
  font-size: 12px;
  font-weight: 820;
}

.page-card strong {
  display: block;
  padding: 0 12px 12px;
  font-size: 13px;
  line-height: 1.28;
}

.reader-meta {
  width: min(1160px, calc(100% - 52px));
  margin: 14px auto 0;
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

.reader-meta span {
  border: 1px solid rgba(17, 17, 17, 0.12);
  border-radius: 999px;
  padding: 8px 11px;
  color: rgba(17, 17, 17, 0.58);
  background: rgba(255, 253, 250, 0.58);
  font-size: 11px;
  font-weight: 820;
  letter-spacing: 0.06em;
}

.contact-section {
  width: min(1160px, calc(100% - 52px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr minmax(290px, 0.45fr);
  gap: 24px;
}

.contact-card {
  display: grid;
  align-self: end;
  gap: 12px;
  padding: 24px;
  font-style: normal;
}

.contact-card a,
.contact-card span {
  display: block;
  border-bottom: 1px solid var(--line);
  padding-bottom: 10px;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.contact-card span {
  border-bottom: 0;
  padding-bottom: 0;
}

.contact-card small {
  display: block;
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 12px;
}

.contact-card .strong {
  color: var(--blue);
  border-bottom: 0;
  padding-bottom: 0;
  font-weight: 820;
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: none;
  grid-template-columns: 70px 1fr 70px;
  align-items: center;
  gap: 12px;
  padding: 74px 24px 24px;
  background: rgba(10, 10, 10, 0.92);
}

.lightbox.is-open {
  display: grid;
  animation: lightboxFade 260ms var(--ease-soft) both;
}

.lightbox.is-open figure {
  animation: lightboxRise 360ms var(--ease-smooth) both;
}

.lightbox figure {
  margin: 0;
  display: grid;
  gap: 12px;
  justify-items: center;
  min-width: 0;
}

.lightbox img {
  max-height: calc(100vh - 140px);
  width: auto;
  max-width: 100%;
  object-fit: contain;
  border-radius: 8px;
  background: #fff;
}

.lightbox figcaption {
  color: rgba(255, 255, 255, 0.76);
  font-size: 14px;
}

.lightbox button {
  border: 1px solid rgba(255, 255, 255, 0.32);
  border-radius: 999px;
  color: #fff;
  cursor: pointer;
  background: rgba(255, 255, 255, 0.08);
}

.lightbox-close {
  position: absolute;
  right: 24px;
  top: 20px;
  width: 44px;
  height: 44px;
  font-size: 28px;
}

.lightbox-prev,
.lightbox-next {
  width: 52px;
  height: 52px;
  font-size: 40px;
}

.back-top {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 60;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(17, 17, 17, 0.14);
  border-radius: 50%;
  color: var(--ink);
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  background: rgba(255, 253, 250, 0.92);
  box-shadow: 0 14px 36px rgba(28, 23, 17, 0.14);
  transition: opacity 280ms var(--ease-soft), transform 280ms var(--ease-smooth), background 280ms var(--ease-soft);
}

.back-top.is-visible {
  opacity: 1;
  pointer-events: auto;
}

.reveal {
  opacity: 0.01;
  transform: translateY(22px);
  filter: blur(3px);
  transition: opacity 760ms var(--ease-smooth), transform 760ms var(--ease-smooth), filter 760ms var(--ease-soft);
}

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

.timeline-item,
.dossier-grid section,
.project-lenses article,
.studio-gallery button,
.page-card {
  transition-delay: var(--stagger-delay, 0ms);
}

.reveal.visible .timeline-item,
.reveal.visible .dossier-grid section,
.reveal.visible .project-lenses article,
.reveal.visible .studio-gallery button {
  animation: itemLift 620ms var(--ease-smooth) both;
  animation-delay: var(--stagger-delay, 0ms);
}

.reader-toolbar.reveal.visible > *,
.page-strip.reveal.visible .page-card {
  animation: itemLift 520ms var(--ease-smooth) both;
  animation-delay: var(--stagger-delay, 0ms);
}

@keyframes dash {
  to {
    stroke-dashoffset: -160;
  }
}

@keyframes slowDrift {
  from {
    transform: scale(1.02) translate3d(0, 0, 0);
  }

  to {
    transform: scale(1.08) translate3d(-1.6%, 1.2%, 0);
  }
}

@keyframes softReveal {
  from {
    opacity: 0;
    transform: translateY(16px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes itemLift {
  from {
    opacity: 0;
    filter: blur(3px);
    transform: translateY(14px) scale(0.992);
  }

  to {
    opacity: 1;
    filter: blur(0);
    transform: translateY(0) scale(1);
  }
}

@keyframes studioEnter {
  from {
    opacity: 0;
    filter: blur(5px);
    transform: translateY(18px) scale(0.992);
  }

  to {
    opacity: 1;
    filter: blur(0);
    transform: translateY(0) scale(1);
  }
}

@keyframes carouselSettle {
  from {
    transform: scale(1.012);
  }

  to {
    transform: scale(1);
  }
}

@keyframes lightboxFade {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

@keyframes lightboxRise {
  from {
    opacity: 0;
    transform: translateY(16px) scale(0.985);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes marquee {
  from {
    transform: translateX(0);
  }

  to {
    transform: translateX(-42%);
  }
}

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

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}

@media (max-width: 1180px) {
  .side-index {
    display: none;
  }

  .sticker-layer {
    display: none;
  }

  .hero,
  .cockpit,
  .studio,
  .contact-section {
    grid-template-columns: 1fr;
  }

  .hero-console {
    max-width: 720px;
  }

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

  .evidence-grid,
  .method-lab,
  .project-lenses {
    grid-template-columns: 1fr;
  }

  .method-card {
    min-height: auto;
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.13);
  }

  .method-card h3 {
    margin-top: 24px;
  }

  .profile-card.main {
    grid-row: auto;
    grid-column: span 2;
  }

  .evidence-timeline {
    grid-template-columns: repeat(4, minmax(180px, 1fr));
    overflow-x: auto;
  }
}

@media (max-width: 760px) {
  .topbar {
    grid-template-columns: 1fr auto;
    min-height: 60px;
    padding: 0 18px;
  }

  .nav-links,
  .nav-cta {
    display: none;
  }

  .hero {
    min-height: auto;
    padding: 94px 20px 38px;
    overflow: hidden;
  }

  .hero-wall {
    grid-template-columns: 1fr;
    grid-template-rows: 1fr;
  }

  .hero-wall img:not(:first-child) {
    display: none;
  }

  .kinetic-title {
    font-size: 60px;
  }

  .kinetic-title span:nth-child(2) {
    font-size: 30px;
  }

  .hero-subtitle,
  .section-heading h2,
  .contact-copy h2 {
    max-width: 11em;
    font-size: 31px;
    overflow-wrap: anywhere;
    word-break: break-all;
  }

  .hero-text {
    max-width: calc(100vw - 40px);
    font-size: 16px;
    overflow-wrap: anywhere;
    word-break: break-all;
  }

  .hero-copy,
  .hero-console {
    width: calc(100vw - 40px);
    max-width: calc(100vw - 40px);
  }

  .console-head {
    display: grid;
    gap: 8px;
  }

  .console-head strong {
    max-width: 100%;
    overflow-wrap: anywhere;
    word-break: break-word;
  }

  .hero-actions,
  .signal-grid,
  .profile-board,
  .evidence-grid,
  .achievement-board,
  .dossier-grid,
  .resume-strip,
  .cockpit,
  .studio,
  .project-lenses,
  .reader-stage {
    grid-template-columns: 1fr;
  }

  .hero-actions {
    display: grid;
  }

  .button {
    width: 100%;
  }

  .console-flow {
    display: grid;
  }

  .console-flow i {
    width: 1px;
    height: 16px;
    margin-left: 8px;
  }

  .profile-card.main {
    grid-column: auto;
  }

  .resume-strip div {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .resume-strip div:last-child {
    border-bottom: 0;
  }

  .achievement-card {
    border-right: 0;
  }

  .dossier-grid section {
    min-height: auto;
    border: 1px solid var(--line);
    margin: -1px 0 0 -1px;
  }

  .dossier-grid section:nth-last-child(-n + 2) {
    border-bottom: 1px solid var(--line);
  }

  .dossier-grid section:last-child {
    border-bottom: 1px solid var(--line);
  }

  .dossier-grid section:first-child {
    grid-row: auto;
  }

  .achievement-card:nth-last-child(-n + 2) {
    border-bottom: 1px solid var(--line);
  }

  .achievement-card:last-child {
    border-bottom: 0;
  }

  .timeline-item {
    gap: 8px;
    min-height: 190px;
  }

  .reader-stage {
    width: calc(100% - 40px);
  }

  .reader-carousel {
    min-height: 390px;
  }

  .carousel-card {
    width: min(88%, 620px);
  }

  .carousel-card img {
    height: auto;
  }

  .reader-nav {
    display: none;
  }

  .page-strip {
    width: calc(100% - 40px);
  }

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

  .evidence-switch button:nth-child(2) {
    border-right: 0;
  }

  .evidence-switch button:nth-child(-n + 2) {
    border-bottom: 1px solid var(--line);
  }

  .cockpit-map,
  .cockpit-panel {
    min-height: 380px;
  }

  .node {
    width: 112px;
    height: 60px;
    font-size: 14px;
  }

  .node[data-focus="human"] {
    left: 16px;
    top: 40px;
  }

  .node[data-focus="machine"] {
    right: 16px;
    top: 70px;
  }

  .node[data-focus="context"] {
    left: 50%;
    bottom: 28px;
    transform: translateX(-50%);
  }

  .node[data-focus="context"].active {
    transform: translateX(-50%) scale(1.04);
  }

  .core {
    width: 128px;
    height: 128px;
  }

  .studio-gallery {
    grid-template-columns: 1fr;
    grid-template-rows: none;
  }

  .studio-gallery button:first-child {
    grid-row: auto;
  }

  .reader-toolbar a {
    margin-left: 0;
  }

  .page-jump {
    width: 100%;
    justify-content: space-between;
  }

  .page-jump input {
    width: min(170px, 38vw);
  }

  .lightbox {
    grid-template-columns: 1fr;
    padding: 74px 12px 18px;
  }

  .lightbox-prev,
  .lightbox-next {
    position: fixed;
    bottom: 18px;
  }

  .lightbox-prev {
    left: 18px;
  }

  .lightbox-next {
    right: 18px;
  }
}