/* ==========================================================================
   Academic site — design system
   Tokens mirror the Figma file "Academic-Website":
   - Simple Design System variables (Color: SDS Light / SDS Dark, Size: Space, Radius)
   - Local "Accent" collection (Lime)
   Type: Host Grotesk (display) · Geist (body) · Geist Mono (labels)
   ========================================================================== */

:root {
  /* Color — SDS Light */
  --bg: #ffffff; /* Background/Default/Default */
  --bg-2: #f5f5f5; /* Background/Default/Secondary */
  --bg-3: #e3e3e3; /* Background/Neutral/Tertiary */
  --text: #1e1e1e; /* Text/Default/Default */
  --text-2: #757575; /* Text/Default/Secondary */
  --text-3: #b3b3b3; /* Text/Default/Tertiary */
  --text-body: #444444; /* long-form copy, between Default and Secondary */
  --border: #d9d9d9; /* Border/Default/Default */
  --brand: #2c2c2c; /* Background/Brand/Default */
  --on-brand: #f5f5f5; /* Text/Brand/On Brand */

  /* Color — Accent (local collection) */
  --lime: #8dda58;
  --on-lime: #0e0e0f;
  --lime-subtle: #eef8e6;
  --lime-on-brand: #8dda58;

  --header-bg: rgba(255, 255, 255, 0.82);
  --tile-bg: #ffffff; /* logos & figures are not theme-aware */

  /* Type */
  --font-display: "Host Grotesk", "Helvetica Neue", Arial, sans-serif;
  --font-body: "Geist", "Helvetica Neue", Arial, sans-serif;
  --font-mono: "Geist Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  /* Size — SDS Space / Radius */
  --space-100: 4px;
  --space-200: 8px;
  --space-300: 12px;
  --space-400: 16px;
  --space-600: 24px;
  --space-800: 32px;
  --space-1200: 48px;
  --space-1600: 64px;
  --space-2400: 96px;
  --radius: 16px; /* Radius/400 */
  --radius-full: 9999px; /* Radius/Full */

  /* Layout */
  --max: 1440px;
  --pad-x: clamp(16px, 5.556vw, 80px);
  --section-y: clamp(64px, 8.333vw, 120px);
  --header-h: 73px;

  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);

  color-scheme: light;
}

/* Color — SDS Dark */
html.dark {
  --bg: #1e1e1e;
  --bg-2: #2c2c2c;
  --bg-3: #303030;
  --text: #ffffff;
  --text-2: rgba(255, 255, 255, 0.7);
  --text-3: rgba(255, 255, 255, 0.4);
  --text-body: rgba(255, 255, 255, 0.82);
  --border: #444444;
  --brand: #f5f5f5;
  --on-brand: #1e1e1e;
  --lime-subtle: #263220;
  --lime-on-brand: #3f7d1e;
  --header-bg: rgba(30, 30, 30, 0.8);
  color-scheme: dark;
}

/* ---------- Reset & base ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  -webkit-text-size-adjust: 100%;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--bg);
  font-size: 16px;
  line-height: 1.5;
  overflow-x: clip;
}

main {
  flex: 1;
}

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

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

button,
input {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  background: none;
  border: 0;
}

ul,
ol {
  list-style: none;
}

[hidden] {
  display: none !important;
}

input[type="search"] {
  -webkit-appearance: none;
  appearance: none;
}

::selection {
  background: var(--lime);
  color: var(--on-lime);
}

:focus-visible {
  outline: 2px solid var(--text);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip-link {
  position: absolute;
  top: -60px;
  left: 12px;
  z-index: 100;
  padding: 10px 16px;
  border-radius: var(--radius-full);
  background: var(--brand);
  color: var(--on-brand);
  font-weight: 500;
}

.skip-link:focus {
  top: 12px;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.icon {
  width: 1em;
  height: 1em;
  flex: none;
}

/* ---------- Type ramp (Figma: Academic/*) ---------- */
.display-xl,
.display-l,
.display-m,
.heading-l,
.heading-m,
.heading-s {
  font-family: var(--font-display);
  font-weight: 500;
  color: var(--text);
}

.display-xl {
  font-size: clamp(52px, 9.444vw, 136px);
  line-height: 0.95;
  letter-spacing: -0.045em;
}

.display-l {
  font-size: clamp(52px, 6.667vw, 96px);
  line-height: 1;
  letter-spacing: -0.04em;
}

.display-m {
  font-size: clamp(34px, 3.889vw, 56px);
  line-height: 1.05;
  letter-spacing: -0.03em;
}

.heading-l {
  font-size: clamp(26px, 2.5vw, 36px);
  line-height: 1.15;
  letter-spacing: -0.025em;
}

.heading-m {
  font-size: clamp(21px, 1.806vw, 26px);
  line-height: 1.25;
  letter-spacing: -0.015em;
}

.heading-s {
  font-size: clamp(18px, 1.389vw, 20px);
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.body-l {
  font-size: clamp(16px, 1.25vw, 18px);
  line-height: 1.6;
}

.body-s {
  font-size: 14px;
  line-height: 1.55;
}

.label,
.label-s,
.numeral {
  font-family: var(--font-mono);
  line-height: 1.2;
}

.label {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-2);
}

.label-s {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-2);
}

.numeral {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-2);
}

.muted {
  color: var(--text-2);
}

.lime {
  color: var(--lime);
}

/* ---------- Layout ---------- */
.container {
  width: 100%;
  max-width: var(--max);
  margin-inline: auto;
  padding-inline: var(--pad-x);
}

.section {
  padding-block: var(--space-1600) var(--space-1200);
  display: flex;
  flex-direction: column;
  gap: var(--space-800);
}

.page-head {
  padding-block: clamp(40px, 4.444vw, 64px);
  display: flex;
  flex-direction: column;
  gap: var(--space-600);
}

.page-title {
  display: flex;
  align-items: flex-start;
  gap: var(--space-400);
}

.page-title__count {
  padding-top: 0.9em;
}

.page-sub {
  max-width: 560px;
  color: var(--text-2);
}

/* Section label: ● 01 NAME */
.section-label {
  display: flex;
  align-items: center;
  gap: var(--space-300);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.2;
}

.section-label__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--lime);
  flex: none;
}

.section-label__num {
  color: var(--text);
  font-weight: 500;
}

.section-label__name {
  color: var(--text-2);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* ---------- Tags (SDS Tag · Neutral/Secondary) ---------- */
.tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-200);
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: var(--radius-full);
  background: color-mix(in srgb, var(--text) 6%, transparent);
  color: var(--text);
  font-size: 14px;
  line-height: 1.2;
  white-space: nowrap;
  transition: background-color 0.25s ease-out;
}

.tag .icon {
  width: 14px;
  height: 14px;
  color: var(--text-2);
}

.tag--brand {
  background: var(--lime-subtle);
}

.tag--brand .icon {
  color: var(--text);
}

/* ---------- Buttons ---------- */
/* Pill CTA (Figma: Pill Button) */
.pill {
  display: inline-flex;
  align-items: center;
  gap: var(--space-400);
  padding: 4px 4px 4px 24px;
  border-radius: var(--radius-full);
  font-size: 15px;
  font-weight: 500;
  line-height: 1.2;
  white-space: nowrap;
  transition: background-color 0.25s ease-out, border-color 0.25s ease-out;
}

.pill__label {
  display: inline-block;
  transition: transform 0.35s var(--ease);
}

.pill__chip {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  flex: none;
  transition: transform 0.45s var(--ease), background-color 0.25s, color 0.25s;
}

.pill__chip .icon {
  width: 16px;
  height: 16px;
}

.pill:hover .pill__label {
  transform: translateX(4px);
}

.pill:hover .pill__chip {
  transform: rotate(-12deg) scale(1.08);
}

.pill--arrow:hover .pill__chip {
  transform: rotate(45deg) scale(1.08);
}

.pill--dark {
  background: var(--brand);
  color: var(--on-brand);
}

.pill--dark .pill__chip {
  background: var(--bg);
  color: var(--text);
}

.pill--light {
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border);
  padding: 3px 3px 3px 23px;
}

.pill--light .pill__chip {
  background: var(--brand);
  color: var(--on-brand);
}

.pill--light:hover {
  border-color: var(--text);
}

.pill--accent {
  background: var(--lime);
  color: var(--on-lime);
}

.pill--accent .pill__chip {
  background: var(--on-lime);
  color: var(--lime);
}

/* Small actions (Figma: SDS Button · Neutral/Subtle/Primary) */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 40px;
  padding: 0 16px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  font-weight: 500;
  line-height: 1;
  white-space: nowrap;
  transition: background-color 0.25s ease-out, border-color 0.25s ease-out, transform 0.25s var(--ease), opacity 0.25s;
}

.btn .icon {
  width: 16px;
  height: 16px;
  transition: transform 0.35s var(--ease);
}

.btn:hover {
  background: var(--bg-2);
  border-color: var(--text);
}

.btn:active {
  transform: scale(0.97);
}

.btn:hover .icon--next {
  transform: translateX(3px);
}

.btn:hover .icon--prev {
  transform: translateX(-3px);
}

.btn--sm {
  height: 32px;
  padding: 0 12px;
  font-size: 13px;
}

.btn--sm .icon {
  width: 14px;
  height: 14px;
}

.btn--primary {
  background: var(--brand);
  color: var(--on-brand);
  border-color: var(--brand);
}

.btn--primary:hover {
  background: var(--brand);
  border-color: var(--brand);
  opacity: 0.88;
}

.btn--subtle {
  border-color: transparent;
  background: transparent;
  padding-inline: 12px;
}

.btn--subtle:hover {
  border-color: transparent;
}

.btn:disabled,
.btn[aria-disabled="true"] {
  opacity: 0.4;
  pointer-events: none;
}

.icon-btn {
  position: relative;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--bg-2);
  color: var(--text);
  transition: background-color 0.25s ease-out;
}

.icon-btn:hover {
  background: var(--bg-3);
}

.icon-btn .icon {
  width: 18px;
  height: 18px;
}

.chip {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  flex: none;
  background: var(--bg-2);
  color: var(--text);
  transition: transform 0.5s var(--ease), background-color 0.3s, color 0.3s;
}

.chip .icon {
  width: 18px;
  height: 18px;
}

.chip--sm {
  width: 36px;
  height: 36px;
}

.chip--sm .icon {
  width: 16px;
  height: 16px;
}

/* ---------- Header ---------- */
#header-partial {
  position: sticky;
  top: 0;
  z-index: 50;
  min-height: var(--header-h);
  transition: transform 0.45s var(--ease);
}

#header-partial.is-hidden {
  transform: translateY(-100%);
}

.site-header {
  position: relative;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  transition: background-color 0.3s ease-out;
}

#header-partial.is-scrolled .site-header {
  background: var(--header-bg);
  -webkit-backdrop-filter: saturate(1.4) blur(14px);
  backdrop-filter: saturate(1.4) blur(14px);
}

.site-header__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-600);
  padding-block: 16px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-300);
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 500;
  letter-spacing: -0.01em;
  white-space: nowrap;
}

.brand__mark {
  position: relative;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--brand);
  color: var(--on-brand);
  font-size: 17px;
  transition: transform 0.6s var(--ease);
}

.brand__dot {
  position: absolute;
  top: 3px;
  right: 1px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 0 2px var(--bg);
}

.brand:hover .brand__mark {
  transform: rotate(-14deg) scale(1.06);
}

.brand__short {
  display: none;
}

.site-header__right {
  display: flex;
  align-items: center;
  gap: var(--space-300);
}

.nav {
  position: relative;
  display: flex;
  gap: 4px;
  padding: 4px;
  border-radius: var(--radius-full);
  background: var(--bg-2);
}

.nav__indicator {
  position: absolute;
  top: 4px;
  left: 0;
  height: calc(100% - 8px);
  width: 0;
  border-radius: var(--radius-full);
  background: var(--bg);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.08);
  opacity: 0;
  transition: transform 0.45s var(--ease), width 0.45s var(--ease), opacity 0.25s;
  pointer-events: none;
}

.nav__link {
  position: relative;
  z-index: 1;
  padding: 8px 14px;
  border-radius: var(--radius-full);
  font-size: 15px;
  font-weight: 500;
  line-height: 1.2;
  color: var(--text-2);
  transition: color 0.25s ease-out;
}

.nav__link:hover,
.nav__link[aria-current="page"] {
  color: var(--text);
}

.theme-toggle .icon {
  transition: transform 0.5s var(--ease), opacity 0.3s;
}

.theme-toggle .icon--sun {
  position: absolute;
  opacity: 0;
  transform: rotate(-90deg) scale(0.5);
}

html.dark .theme-toggle .icon--sun {
  opacity: 1;
  transform: none;
}

html.dark .theme-toggle .icon--moon {
  opacity: 0;
  transform: rotate(90deg) scale(0.5);
}

.menu-btn {
  display: none;
}

.burger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  width: 16px;
}

.burger span {
  height: 1.5px;
  border-radius: 1px;
  background: currentColor;
  transition: transform 0.4s var(--ease);
}

.menu-btn[aria-expanded="true"] .burger span:first-child {
  transform: translateY(3.25px) rotate(45deg);
}

.menu-btn[aria-expanded="true"] .burger span:last-child {
  transform: translateY(-3.25px) rotate(-45deg);
}

.mobile-menu {
  display: none;
}

/* ---------- Footer ---------- */
#footer-partial {
  margin-top: auto;
}

.site-footer {
  border-top: 1px solid var(--border);
  padding-top: clamp(56px, 6.667vw, 96px);
  padding-bottom: var(--space-800);
}

.site-footer__top {
  display: flex;
  justify-content: space-between;
  gap: var(--space-1200);
  flex-wrap: wrap;
}

.site-footer__blurb {
  display: flex;
  flex-direction: column;
  gap: var(--space-200);
  max-width: 320px;
}

.site-footer__cols {
  display: flex;
  gap: clamp(48px, 6.667vw, 96px);
}

.site-footer__cols ul {
  display: grid;
  gap: var(--space-300);
  margin-top: var(--space-300);
}

.site-footer__cols a {
  font-weight: 500;
  background: linear-gradient(currentColor, currentColor) 0 100% / 0 1px no-repeat;
  transition: background-size 0.4s var(--ease);
}

.site-footer__cols a:hover {
  background-size: 100% 1px;
}

.wordmark {
  display: flex;
  align-items: flex-end;
  margin-top: clamp(40px, 4.444vw, 64px);
  padding-bottom: 0.2em;
  overflow: hidden;
  font-family: var(--font-display);
  font-size: clamp(96px, 23.6vw, 340px);
  font-weight: 500;
  line-height: 0.8;
  letter-spacing: -0.06em;
  color: var(--text);
  user-select: none;
}

.wordmark__char {
  display: inline-block;
}

.js .wordmark__char {
  transform: translateY(1.1em);
  transition: transform 0.9s var(--ease);
  transition-delay: calc(var(--i) * 90ms);
}

.js .wordmark.is-in .wordmark__char {
  transform: none;
}

.wordmark__dot {
  width: 0.16em;
  height: 0.16em;
  margin: 0 0 0.02em 0.1em;
  border-radius: 50%;
  background: var(--lime);
  flex: none;
}

.js .wordmark__dot {
  transform: scale(0);
  transition: transform 0.7s var(--ease) 0.65s;
}

.js .wordmark.is-in .wordmark__dot {
  transform: scale(1);
}

.site-footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-400);
  padding-top: var(--space-600);
  padding-right: 72px; /* keep socials clear of the WhatsApp button */
  border-top: 1px solid var(--border);
  color: var(--text-2);
}

.socials {
  display: flex;
  gap: var(--space-400);
  color: var(--text);
}

.socials a {
  display: grid;
  place-items: center;
  transition: transform 0.35s var(--ease), color 0.25s;
}

.socials a:hover {
  transform: translateY(-3px);
}

.socials .icon {
  width: 20px;
  height: 20px;
}

.wa-fab {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 40;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: #25d366;
  color: #ffffff;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
  transition: transform 0.45s var(--ease);
  animation: fab-in 0.8s var(--ease) 1.2s both;
}

.wa-fab::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  animation: pulse-ring 2.8s ease-out 2s infinite;
}

.wa-fab .icon {
  width: 26px;
  height: 26px;
}

.wa-fab:hover {
  transform: scale(1.08) rotate(-8deg);
}

/* ---------- Home ---------- */
.hero {
  display: flex;
  flex-direction: column;
  gap: clamp(28px, 3.333vw, 48px);
  padding-top: clamp(40px, 4.444vw, 64px);
  padding-bottom: clamp(48px, 5.556vw, 80px);
}

.line {
  display: block;
  overflow: hidden;
  padding-bottom: 0.08em;
  margin-bottom: -0.08em;
}

.line__inner {
  display: inline-block;
  animation: line-up 1s var(--ease) both;
  animation-delay: var(--d, 0s);
}

.hero__meta {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: end;
  gap: var(--space-800);
}

.hero__intro {
  max-width: 520px;
}

.hero__actions {
  justify-self: end;
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: var(--space-200);
}

.scroll-cue {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-2);
}

.scroll-cue i {
  display: block;
  width: 1px;
  height: 40px;
  background: var(--text);
  transform-origin: top;
  animation: scroll-cue 1.8s var(--ease) infinite;
}

.hero__visual {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: var(--space-400);
  min-height: clamp(420px, 38.9vw, 560px);
}

.portrait {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--bg-2);
  min-height: 360px;
}

.portrait img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 30%;
  mix-blend-mode: multiply;
  transform: scale(1.08);
  transition: transform 1.4s var(--ease);
}

.portrait.is-in img {
  transform: scale(1);
}

.portrait:hover img {
  transform: scale(1.03);
}

html.dark .portrait img {
  mix-blend-mode: normal;
  filter: brightness(0.94);
}

.portrait__caption {
  position: absolute;
  left: 20px;
  bottom: 20px;
  padding: 8px 16px;
  border-radius: var(--radius-full);
  background: var(--bg);
  color: var(--text);
}

.interests-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--space-800);
  padding: clamp(28px, 3.333vw, 48px) clamp(24px, 3.333vw, 48px);
  border-radius: var(--radius);
  background: var(--brand);
  color: var(--on-brand);
}

.interests-card .section-label__name {
  color: color-mix(in srgb, var(--on-brand) 60%, transparent);
}

.interests-card dd {
  margin: 0;
}

.interests-list li {
  display: flex;
  align-items: center;
  gap: var(--space-600);
  padding-block: 14px;
  border-top: 1px solid color-mix(in srgb, var(--on-brand) 16%, transparent);
  font-family: var(--font-display);
  font-size: clamp(24px, 2.5vw, 36px);
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.025em;
  transition: padding 0.5s var(--ease);
}

.interests-list li:last-child {
  border-bottom: 1px solid color-mix(in srgb, var(--on-brand) 16%, transparent);
}

.interests-list .numeral {
  color: var(--lime-on-brand);
}

.interests-list li:hover {
  padding-left: 12px;
}

.marquee {
  overflow: hidden;
  padding-block: clamp(20px, 2.222vw, 32px);
  background: var(--brand);
  color: var(--on-brand);
}

.marquee__track {
  display: flex;
  width: max-content;
  animation: marquee 42s linear infinite;
}

.marquee:hover .marquee__track {
  animation-play-state: paused;
}

.marquee__group {
  display: flex;
  align-items: center;
  gap: clamp(20px, 2.222vw, 32px);
  padding-right: clamp(20px, 2.222vw, 32px);
}

.marquee__item {
  font-family: var(--font-display);
  font-size: clamp(32px, 3.889vw, 56px);
  font-weight: 500;
  line-height: 1.05;
  letter-spacing: -0.03em;
  white-space: nowrap;
}

.marquee__dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--lime);
  flex: none;
}

.cta-card {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 400px);
  align-items: end;
  gap: var(--space-1600);
  padding: clamp(24px, 4.444vw, 64px);
  border-radius: var(--radius);
  background-color: var(--bg-2);
  overflow: hidden;
}

.cta-card__copy {
  display: flex;
  flex-direction: column;
  gap: var(--space-600);
  max-width: 640px;
}

.cta-card__badge {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--brand);
  color: var(--on-brand);
  transition: transform 0.6s var(--ease);
}

.cta-card__badge .icon {
  width: 30px;
  height: 30px;
}

.cta-card:hover .cta-card__badge {
  transform: rotate(-10deg) scale(1.06);
}

.cta-card__body {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-800);
  color: var(--text-body);
}

[data-spotlight] {
  background-image: radial-gradient(
    420px circle at var(--mx, 50%) var(--my, -9999px),
    color-mix(in srgb, var(--lime) 22%, transparent),
    transparent 65%
  );
}

.index-list {
  border-bottom: 1px solid var(--border);
}

.index-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-600);
  padding-block: var(--space-600);
  border-top: 1px solid var(--border);
  transition: padding 0.5s var(--ease), background-color 0.3s ease-out;
}

.index-row__left {
  display: flex;
  align-items: center;
  gap: var(--space-800);
}

.index-row:hover {
  background: var(--bg-2);
  padding-inline: var(--space-600);
}

.index-row:hover .chip {
  background: var(--lime);
  color: var(--on-lime);
  transform: rotate(45deg);
}

/* ---------- About ---------- */
.about {
  display: grid;
  grid-template-columns: 360px minmax(0, 1fr);
  align-items: start;
  gap: clamp(48px, 6.667vw, 96px);
  padding-bottom: var(--section-y);
}

.about__aside {
  position: sticky;
  top: calc(var(--header-h) + 24px);
  display: flex;
  flex-direction: column;
  gap: var(--space-600);
}

.about__photo {
  aspect-ratio: 360 / 420;
  min-height: 0;
}

.about__id {
  display: flex;
  flex-direction: column;
  gap: var(--space-200);
}

.link-list {
  border-bottom: 1px solid var(--border);
}

.link-list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-300);
  padding-block: var(--space-400);
  border-top: 1px solid var(--border);
  font-weight: 500;
  transition: padding 0.4s var(--ease);
}

.link-list a > span {
  display: inline-flex;
  align-items: center;
  gap: var(--space-300);
}

.link-list .icon {
  width: 18px;
  height: 18px;
}

.link-list .icon--arrow {
  color: var(--text-2);
  transition: transform 0.4s var(--ease), color 0.25s;
}

.link-list a:hover {
  padding-left: 8px;
}

.link-list a:hover .icon--arrow {
  transform: rotate(45deg);
  color: var(--text);
}

.about__main {
  display: flex;
  flex-direction: column;
  gap: clamp(64px, 6.667vw, 96px);
  min-width: 0;
}

.block__head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-400);
  padding-bottom: var(--space-400);
  margin-bottom: var(--space-600);
  border-bottom: 1px solid var(--border);
}

.statement {
  font-family: var(--font-display);
  font-size: clamp(22px, 2.222vw, 32px);
  font-weight: 500;
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--text);
}

.interests-inline {
  display: flex;
  flex-direction: column;
  gap: var(--space-300);
  margin-top: var(--space-800);
}

.text-link-row {
  padding-top: var(--space-400);
}

.skills-row {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  align-items: center;
  gap: var(--space-600);
  padding-block: var(--space-400);
}

.skills-row + .skills-row {
  border-top: 1px solid var(--border);
}

/* Accordion (Figma: SDS Accordion Item) */
.acc-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-300);
}

.acc {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
  interpolate-size: allow-keywords;
  transition: background-color 0.3s ease-out, border-color 0.3s ease-out;
}

.acc[open] {
  background: var(--bg-2);
  border-color: transparent;
}

.acc__sum {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  align-items: center;
  gap: var(--space-600);
  padding: 20px var(--space-600);
  list-style: none;
  cursor: pointer;
}

.acc__sum::-webkit-details-marker {
  display: none;
}

.acc__title {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.acc__org {
  color: var(--text-2);
}

.acc__icon {
  position: relative;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--bg-2);
  flex: none;
  transition: background-color 0.3s ease-out, transform 0.45s var(--ease);
}

.acc__icon::before,
.acc__icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 12px;
  height: 1.6px;
  margin: -0.8px 0 0 -6px;
  border-radius: 1px;
  background: var(--text);
  transition: transform 0.45s var(--ease), background-color 0.3s;
}

.acc__icon::after {
  transform: rotate(90deg);
}

.acc[open] .acc__icon {
  background: var(--lime);
  transform: rotate(180deg);
}

.acc[open] .acc__icon::before,
.acc[open] .acc__icon::after {
  background: var(--on-lime);
}

.acc[open] .acc__icon::after {
  transform: rotate(0deg);
}

.acc::details-content {
  block-size: 0;
  overflow: hidden;
  transition: block-size 0.5s var(--ease), content-visibility 0.5s allow-discrete;
}

.acc[open]::details-content {
  block-size: auto;
}

.acc__body {
  display: grid;
  gap: var(--space-400);
  padding: 0 var(--space-600) var(--space-600);
  color: var(--text-body);
  font-size: 15px;
  line-height: 1.65;
}

.acc__where {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-200) var(--space-400);
}

.acc__where span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.acc__where .icon {
  width: 14px;
  height: 14px;
}

.acc__body ul {
  display: grid;
  gap: var(--space-200);
  padding-left: 1.1em;
  list-style: disc;
}

.acc__body li::marker {
  color: var(--text-3);
}

.prose-plain p + p {
  margin-top: var(--space-300);
}

/* ---------- Publications ---------- */
.search {
  display: flex;
  align-items: center;
  gap: var(--space-600);
  padding-top: var(--space-400);
}

.search__field {
  position: relative;
  flex: 1;
}

.search__field input {
  width: 100%;
  height: 56px;
  padding: 0 56px 0 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  background: var(--bg);
  font-size: 16px;
  transition: border-color 0.25s ease-out, box-shadow 0.35s var(--ease);
}

.search__field input::placeholder {
  color: var(--text-2);
}

.search__field input:hover {
  border-color: var(--text-3);
}

.search__field input:focus {
  outline: none;
  border-color: var(--text);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--lime) 40%, transparent);
}

.search__icon {
  position: absolute;
  top: 50%;
  right: 22px;
  width: 18px;
  height: 18px;
  color: var(--text-2);
  transform: translateY(-50%);
  pointer-events: none;
  transition: color 0.25s, transform 0.4s var(--ease);
}

.search:focus-within .search__icon {
  color: var(--text);
  transform: translateY(-50%) scale(1.1);
}

.search__hint {
  opacity: 0;
  transform: translateX(8px);
  transition: opacity 0.3s ease-out 0.15s, transform 0.4s var(--ease) 0.15s;
}

.search:focus-within .search__hint {
  opacity: 1;
  transform: none;
}

.year-group {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  gap: var(--space-1200);
  border-top: 1px solid var(--border);
}

.year-group + .year-group {
  margin-top: var(--space-1600);
}

.year-group__year {
  position: sticky;
  top: calc(var(--header-h) + 16px);
  align-self: start;
  display: flex;
  flex-direction: column;
  gap: var(--space-200);
  padding-top: var(--space-800);
}

.pub {
  display: grid;
  grid-template-columns: 168px minmax(0, 1fr);
  gap: var(--space-800);
  padding-block: var(--space-800);
  border-top: 1px solid var(--border);
}

.pub-list > .pub:first-child {
  border-top: 0;
}

.pub__thumb {
  width: 168px;
  aspect-ratio: 168 / 120;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--tile-bg);
  transition: transform 0.6s var(--ease);
}

.pub__thumb img {
  width: 100%;
  height: 100%;
  padding: 6px;
  object-fit: contain;
}

.pub:hover .pub__thumb {
  transform: translateY(-4px) rotate(-1.5deg);
}

.pub__meta {
  display: flex;
  align-items: baseline;
  gap: var(--space-300);
}

.pub__meta .numeral {
  color: var(--text);
}

.pub__rule {
  align-self: center;
  width: 16px;
  height: 1px;
  background: var(--border);
  flex: none;
}

.pub__label {
  margin-top: var(--space-300);
}

.pub__title {
  margin-top: var(--space-300);
}

.pub__authors {
  margin-top: var(--space-300);
  color: var(--text-2);
}

.self {
  color: var(--text);
  font-weight: 500;
  text-decoration: underline;
  text-decoration-color: var(--lime);
  text-decoration-thickness: 3px;
  text-underline-offset: 4px;
}

.pub__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-200);
  margin-top: var(--space-400);
}

.empty-state {
  padding-block: var(--space-1200);
  color: var(--text-2);
  text-align: center;
}

/* ---------- Education ---------- */
.edu-list {
  border-bottom: 1px solid var(--border);
  margin-bottom: var(--section-y);
}

.edu {
  display: grid;
  grid-template-columns: 40px 96px minmax(0, 1fr) auto;
  align-items: start;
  gap: var(--space-800);
  padding-block: 40px;
  border-top: 1px solid var(--border);
}

.edu__index {
  padding-top: 4px;
  transition: color 0.3s;
}

.edu:hover .edu__index {
  color: var(--text);
}

.edu__logo {
  width: 96px;
  height: 96px;
  display: grid;
  place-items: center;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--tile-bg);
  transition: transform 0.6s var(--ease);
}

.edu__logo img {
  width: 100%;
  height: 100%;
  padding: 8px;
  object-fit: contain;
}

.edu__logo--mono {
  background: var(--bg-2);
  color: var(--text-2);
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 500;
}

.edu:hover .edu__logo {
  transform: scale(1.04) rotate(-2deg);
}

.edu__content {
  display: flex;
  flex-direction: column;
  gap: var(--space-200);
  min-width: 0;
}

.edu__inst {
  color: var(--text-2);
}

.edu__more {
  color: var(--text-2);
}

.edu__more strong {
  color: var(--text);
  font-weight: 500;
}

.edu__badges {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: var(--space-200);
}

/* ---------- Projects ---------- */
.projects {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-400);
  padding-bottom: var(--section-y);
}

.project {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--space-1200);
  min-height: 340px;
  padding: clamp(24px, 2.778vw, 40px);
  border-radius: var(--radius);
  background-color: var(--bg-2);
  transition: background-color 0.5s var(--ease), color 0.5s var(--ease), transform 0.5s var(--ease);
}

.project:last-child:nth-child(odd) {
  grid-column: 1 / -1;
  min-height: 240px;
}

.project__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-400);
}

.project__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-300);
}

.project__link .chip {
  width: 44px;
  height: 44px;
  background: var(--bg);
}

.project__bottom {
  display: flex;
  flex-direction: column;
  gap: var(--space-300);
}

.project__title {
  transition: color 0.5s var(--ease);
}

.project__desc {
  max-width: 640px;
  color: var(--text-body);
  transition: color 0.5s var(--ease);
}

.project__desc p + p {
  margin-top: var(--space-200);
}

.project:hover {
  background-color: var(--brand);
  color: var(--on-brand);
  transform: translateY(-4px);
}

.project:hover .project__title {
  color: var(--on-brand);
}

.project:hover .project__desc,
.project:hover .numeral,
.project:hover .label {
  color: color-mix(in srgb, var(--on-brand) 72%, transparent);
}

.project:hover .chip {
  background: var(--lime);
  color: var(--on-lime);
  transform: rotate(45deg);
}

/* ---------- Timeline ---------- */
.timeline {
  --rail-x: calc(260px + 48px + 12px);
  position: relative;
  padding-bottom: var(--section-y);
}

.timeline__rail,
.timeline__progress {
  position: absolute;
  top: 24px;
  left: calc(var(--pad-x) + var(--rail-x));
  bottom: calc(var(--section-y) + 24px);
  width: 2px;
  margin-left: -1px;
  border-radius: 2px;
}

.timeline__rail {
  background: var(--border);
}

.timeline__progress {
  background: var(--lime);
  transform-origin: top;
  transform: scaleY(var(--p, 0));
}

.tl-item {
  position: relative;
  display: grid;
  grid-template-columns: 260px 24px minmax(0, 1fr);
  gap: var(--space-1200);
  padding-bottom: var(--space-600);
}

.tl-item__when {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: var(--space-300);
  padding-top: 28px;
  text-align: right;
}

.tl-item__node {
  position: relative;
}

.tl-item__node::before {
  content: "";
  position: absolute;
  top: 32px;
  left: 50%;
  width: 16px;
  height: 16px;
  margin-left: -8px;
  border: 2px solid var(--border);
  border-radius: 50%;
  background: var(--bg);
  box-shadow: 0 0 0 4px var(--bg);
  transition: background-color 0.4s ease-out, border-color 0.4s ease-out, transform 0.6s var(--ease);
}

.tl-item.is-reached .tl-item__node::before {
  background: var(--lime);
  border-color: var(--lime);
  transform: scale(1.15);
}

.tl-item__card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-300);
  padding: 28px 32px;
  border-radius: var(--radius);
  background: var(--bg-2);
  transition: transform 0.5s var(--ease);
}

.tl-item__card p {
  color: var(--text-body);
}

.tl-item__card .btn {
  margin-left: -12px;
}

.tl-item:hover .tl-item__card {
  transform: translateX(6px);
}

/* ---------- Notes ---------- */
.notes-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-1200) var(--space-400);
  padding-bottom: var(--section-y);
}

.note {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.note__thumb {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--bg-2);
}

.note__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1s var(--ease);
}

.note:hover .note__thumb img {
  transform: scale(1.05);
}

.note__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.note__summary {
  color: var(--text-2);
}

.note:hover .chip {
  background: var(--lime);
  color: var(--on-lime);
  transform: rotate(45deg);
}

/* ---------- Post ---------- */
.post {
  max-width: calc(760px + 2 * var(--pad-x));
  padding-top: var(--space-1200);
  padding-bottom: var(--section-y);
  display: flex;
  flex-direction: column;
  gap: var(--space-800);
}

.post__back {
  align-self: flex-start;
}

.reading {
  display: flex;
  flex-direction: column;
  gap: var(--space-300);
}

.reading__meta {
  display: flex;
  justify-content: space-between;
  gap: var(--space-400);
}

.reading__meta .numeral {
  color: var(--text);
}

.reading__bar {
  height: 3px;
  overflow: hidden;
  border-radius: 2px;
  background: var(--border);
}

.reading__fill {
  height: 100%;
  background: var(--lime);
  transform-origin: left;
  transform: scaleX(var(--p, 0));
  transition: transform 0.7s var(--ease);
}

.pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-400);
  padding-top: var(--space-800);
  border-top: 1px solid var(--border);
}

.pagination:empty {
  display: none;
}

.prose {
  min-height: 300px;
  color: var(--text-body);
  font-size: clamp(16px, 1.25vw, 18px);
  line-height: 1.7;
  transition: opacity 0.35s ease-out, transform 0.5s var(--ease);
}

.prose.is-swapping {
  opacity: 0;
  transform: translateY(12px);
}

.prose > * + * {
  margin-top: 1.1em;
}

.prose h1,
.prose h2,
.prose h3,
.prose h4 {
  font-family: var(--font-display);
  font-weight: 500;
  color: var(--text);
}

.prose h1 {
  font-size: clamp(36px, 3.611vw, 52px);
  line-height: 1.05;
  letter-spacing: -0.035em;
}

.prose h2 {
  font-size: clamp(28px, 3.056vw, 44px);
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.prose h3 {
  font-size: clamp(22px, 1.944vw, 28px);
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.prose * + h2,
.prose * + h3 {
  margin-top: 1.6em;
}

.prose h1 strong,
.prose h2 strong,
.prose h3 strong {
  font-weight: inherit;
}

.prose strong {
  color: var(--text);
  font-weight: 600;
}

.prose a {
  color: var(--text);
  text-decoration: underline;
  text-decoration-color: var(--lime);
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

.prose ul,
.prose ol {
  padding-left: 1.3em;
}

.prose ul {
  list-style: disc;
}

.prose ol {
  list-style: decimal;
}

.prose li + li,
.prose li > ul,
.prose li > ol {
  margin-top: 0.4em;
}

.prose li::marker {
  color: var(--text-2);
}

.prose code {
  padding: 2px 6px;
  border-radius: 6px;
  background: var(--bg-2);
  font-family: var(--font-mono);
  font-size: 0.88em;
  color: var(--text);
}

.prose pre {
  overflow-x: auto;
  padding: var(--space-600);
  border-radius: var(--radius);
  background: var(--bg-2);
  font-size: 14px;
  line-height: 1.7;
}

.prose pre code {
  padding: 0;
  background: none;
  font-size: inherit;
}

.prose blockquote {
  padding-left: var(--space-600);
  border-left: 3px solid var(--lime);
  color: var(--text);
}

.prose img {
  border-radius: var(--radius);
}

.prose hr {
  border: 0;
  border-top: 1px solid var(--border);
}

.prose table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92em;
}

.prose th,
.prose td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  text-align: left;
}

/* ---------- Motion ---------- */
.js [data-reveal]:not(.is-in) {
  opacity: 0;
}

.js [data-reveal].is-in {
  animation: reveal 0.9s var(--ease) both;
  animation-delay: var(--d, 0s);
}

[data-rise] {
  animation: rise 0.9s var(--ease) both;
  animation-delay: var(--d, 0s);
}

@keyframes reveal {
  from {
    opacity: 0;
    translate: 0 36px;
  }
  to {
    opacity: 1;
    translate: 0 0;
  }
}

@keyframes rise {
  from {
    opacity: 0;
    translate: 0 16px;
  }
}

@keyframes line-up {
  from {
    transform: translateY(105%);
  }
}

@keyframes scroll-cue {
  0% {
    transform-origin: top;
    transform: scaleY(0);
  }
  50% {
    transform-origin: top;
    transform: scaleY(1);
  }
  50.1% {
    transform-origin: bottom;
  }
  100% {
    transform-origin: bottom;
    transform: scaleY(0);
  }
}

@keyframes marquee {
  to {
    transform: translateX(-50%);
  }
}

@keyframes fab-in {
  from {
    opacity: 0;
    transform: scale(0.4) rotate(-30deg);
  }
}

@keyframes pulse-ring {
  0% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.5);
  }
  70%,
  100% {
    box-shadow: 0 0 0 16px rgba(37, 211, 102, 0);
  }
}

::view-transition-old(root),
::view-transition-new(root) {
  animation: none;
  mix-blend-mode: normal;
}

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

  .js [data-reveal]:not(.is-in),
  .js .wordmark__char,
  .js .wordmark__dot {
    opacity: 1;
    transform: none;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-delay: 0s !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    transition-delay: 0s !important;
  }

  .marquee__track {
    animation: none;
  }
}

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  .hero__meta {
    grid-template-columns: 1fr auto;
  }

  .scroll-cue {
    display: none;
  }

  .about {
    grid-template-columns: 300px minmax(0, 1fr);
  }

  .timeline {
    --rail-x: calc(200px + 32px + 12px);
  }

  .tl-item {
    grid-template-columns: 200px 24px minmax(0, 1fr);
    gap: var(--space-800);
  }

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

@media (max-width: 900px) {
  :root {
    --header-h: 65px;
  }

  .site-header__bar {
    padding-block: 12px;
  }

  .nav {
    display: none;
  }

  .menu-btn {
    display: grid;
  }

  .mobile-menu {
    display: block;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    max-height: calc(100vh - var(--header-h));
    overflow-y: auto;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    clip-path: inset(0 0 100% 0);
    visibility: hidden;
    transition: clip-path 0.55s var(--ease), visibility 0s linear 0.55s;
  }

  .mobile-menu.is-open {
    clip-path: inset(0 0 0 0);
    visibility: visible;
    transition: clip-path 0.55s var(--ease), visibility 0s;
  }

  .mobile-menu ul {
    padding-block: var(--space-300) var(--space-800);
  }

  .mobile-menu a {
    display: flex;
    align-items: baseline;
    gap: var(--space-400);
    padding-block: 14px;
    border-bottom: 1px solid var(--border);
    font-family: var(--font-display);
    font-size: 32px;
    font-weight: 500;
    letter-spacing: -0.03em;
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.4s ease-out, transform 0.6s var(--ease);
  }

  .mobile-menu.is-open a {
    opacity: 1;
    transform: none;
    transition-delay: calc(var(--i, 0) * 45ms + 120ms);
  }

  .mobile-menu a[aria-current="page"] .numeral {
    color: var(--text);
  }

  .hero__meta {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .hero__actions {
    justify-self: start;
    justify-content: flex-start;
  }

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

  .portrait {
    aspect-ratio: 5 / 6;
    min-height: 0;
  }

  .cta-card {
    grid-template-columns: 1fr;
    gap: var(--space-800);
  }

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

  .about__aside {
    position: static;
    display: grid;
    grid-template-columns: 200px minmax(0, 1fr);
    align-items: start;
  }

  .about__photo {
    grid-row: span 2;
  }

  .year-group {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .year-group__year {
    position: static;
    flex-direction: row;
    align-items: baseline;
    gap: var(--space-400);
  }

  .edu {
    grid-template-columns: 72px minmax(0, 1fr);
    gap: var(--space-400) var(--space-600);
    padding-block: var(--space-800);
  }

  .edu__index {
    display: none;
  }

  .edu__logo {
    width: 72px;
    height: 72px;
  }

  .edu__badges {
    grid-column: 2;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: flex-start;
  }

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

  .project,
  .project:last-child:nth-child(odd) {
    min-height: 0;
  }

  .timeline {
    --rail-x: 12px;
  }

  .tl-item {
    grid-template-columns: 24px minmax(0, 1fr);
    gap: var(--space-400) 20px;
  }

  .tl-item__node {
    grid-column: 1;
    grid-row: 1 / span 2;
  }

  .tl-item__node::before {
    top: 4px;
  }

  .tl-item__when {
    grid-column: 2;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    padding-top: 0;
    text-align: left;
  }

  .tl-item__card {
    grid-column: 2;
    padding: var(--space-600);
  }
}

@media (max-width: 640px) {
  .brand {
    font-size: 18px;
  }

  .brand__full {
    display: none;
  }

  .brand__short {
    display: inline;
  }

  .hero__actions {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
  }

  .hero__actions .pill {
    justify-content: space-between;
  }

  .cta-card__body .pill {
    align-self: stretch;
    justify-content: space-between;
  }

  .index-row {
    padding-block: var(--space-400);
  }

  .index-row__left {
    gap: var(--space-400);
  }

  .index-row .chip {
    width: 36px;
    height: 36px;
  }

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

  .about__photo {
    grid-row: auto;
    max-width: 360px;
  }

  .skills-row {
    grid-template-columns: 1fr;
    gap: var(--space-300);
  }

  .acc__sum {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: var(--space-400);
    padding: var(--space-400);
  }

  .acc__date {
    display: none;
  }

  .acc__body {
    padding: 0 var(--space-400) var(--space-400);
  }

  .search__hint {
    display: none;
  }

  .pub {
    grid-template-columns: 1fr;
    gap: var(--space-400);
  }

  .pub__meta {
    flex-wrap: wrap;
  }

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

  .site-footer__bottom {
    flex-direction: column;
    align-items: flex-start;
  }

  .site-footer {
    padding-bottom: 88px;
  }

  .wa-fab {
    right: 16px;
    bottom: 16px;
    width: 52px;
    height: 52px;
  }
}