:root {
  --ink: #151515;
  --paper: #f4f1e9;
  --surface: #fbfaf6;
  --line: rgba(21, 21, 21, 0.22);
  --accent: #ff5b35;
  --serif: "Newsreader", Georgia, serif;
  --sans: "Manrope", Arial, sans-serif;
  --mono: "DM Mono", monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  transition: background .35s, color .35s;
}
a { color: inherit; }
.skip-link { position: fixed; left: 1rem; top: -5rem; z-index: 20; background: var(--ink); color: var(--paper); padding: 1rem; }
.skip-link:focus { top: 1rem; }

.site-header {
  height: 88px;
  padding: 0 4vw;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 30;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}
.brand { display: flex; align-items: center; gap: .75rem; text-decoration: none; }
.brand strong {
  width: 42px; height: 42px; display: grid; place-items: center;
  border-radius: 50%; background: var(--accent); color: #fff;
  font: 600 1.5rem/1 "Dancing Script", cursive; letter-spacing: -.1em;
}
.brand strong span { display: block; transform: translate(-1px, 1px); }
nav { display: flex; align-items: center; gap: 2rem; }
nav a { font-size: .82rem; font-weight: 600; text-decoration: none; }
.nav-cta { border: 1px solid var(--ink); padding: .7rem 1rem; border-radius: 999px; }
.menu-button { display: none; }

.hero {
  scroll-margin-top: 88px;
  min-height: 0;
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(330px, .75fr);
  gap: 8vw;
  align-items: center;
  padding: 5vw 8vw 3.5vw;
}
.eyebrow { font: 500 .72rem/1.4 var(--mono); text-transform: uppercase; letter-spacing: .1em; }
.hero h1,
.hero-tagline {
  max-width: 900px; font: 400 clamp(2.35rem, 4vw, 4.8rem)/.98 var(--serif);
  letter-spacing: -.055em;
}
.hero h1 { margin: 0; }
.hero-tagline { margin: 0 0 1.6rem; }
.hero-greeting { color: var(--accent); }
.hero-bio { max-width: 720px; margin: 1.6rem 0 0; font-size: 1rem; line-height: 1.72; color: color-mix(in srgb, var(--ink) 80%, transparent); }
.hero-bio p { margin: 0 0 .8rem; }
.hero-bio p:last-child { margin-bottom: 0; }
.hero-actions { display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: .7rem; width: min(100%, 720px); margin-top: 2.4rem; transform: translateX(-1rem); }
.hero-cta-stack {
  width: 100%;
  display: grid;
  justify-items: center;
  gap: .48rem;
  margin-top: .2rem;
}
.button { display: inline-flex; gap: 2rem; padding: 1rem 1.25rem; border-radius: 3px; text-decoration: none; font-size: .82rem; font-weight: 700; }
.button-dark { background: var(--ink); color: var(--paper); }
.text-link { font-size: .82rem; font-weight: 700; text-underline-offset: 5px; }
.profile-icons {
  width: min(100%, 720px);
  margin-top: 1.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .75rem;
  flex-wrap: wrap;
  transform: translateX(-1rem);
}
.profile-icon {
  width: 9.25rem; height: 2.9rem;
  padding: 0 .9rem;
  display: inline-grid; place-items: center;
  border: 1px solid var(--ink);
  border-radius: 999px;
  color: var(--ink);
  text-decoration: none;
  transition: transform .2s ease, background .2s ease, color .2s ease, border-color .2s ease;
}
.profile-logo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .42rem;
  font: 700 .78rem/1 var(--sans);
}
.profile-logo svg {
  display: block;
  width: 1.65rem;
  height: 1.65rem;
  flex: 0 0 auto;
}
.linkedin-bg { fill: #0a66c2; }
.linkedin-mark { fill: #fff; }
.profile-icon-instagram svg {
  fill: none;
}
.instagram-bg { fill: url(#instagram-gradient); }
.instagram-frame,
.instagram-lens {
  stroke: #fff;
  stroke-width: 2.15;
}
.instagram-dot { fill: #fff; stroke: none; }
.scholar-bg { fill: #4285f4; }
.scholar-cap {
  fill: none;
  stroke: #fff;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.profile-icon:hover {
  transform: translateY(-2px);
  background: #fff;
  color: var(--ink);
  border-color: var(--accent);
}
.profile-icon:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.profile-pill {
  width: 9.75rem; display: inline-flex; align-items: center; justify-content: center; gap: .55rem; padding: .72rem 1rem;
  border: 1px solid var(--ink); border-radius: 999px; text-decoration: none;
  font: 600 .72rem/1 var(--sans); transition: background .2s, color .2s, transform .2s;
}
.profile-pill:hover { background: var(--ink); color: var(--paper); transform: translateY(-2px); }
.profile-pill:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.pill-dot { width: .52rem; height: .52rem; border: 1px solid currentColor; border-radius: 50%; }
.profile-pill:hover .pill-dot { background: var(--accent); border-color: var(--accent); }
.contact-button {
  width: min(100%, 31rem);
  margin: 0 auto;
  display: flex; align-items: center; justify-content: center; gap: .85rem;
  padding: 1rem 1.25rem;
  border-radius: 7px;
  background: var(--accent); color: #fff;
  text-decoration: none;
  font: 700 .9rem/1 var(--sans);
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.contact-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(255, 91, 53, .22);
  background: #df4728;
}
.cv-button {
  background: #3b3b3b;
}
.cv-button:hover {
  background: #242424;
  box-shadow: 0 14px 30px rgba(30, 30, 30, .18);
}
.contact-button:focus-visible { outline: 2px solid var(--ink); outline-offset: 3px; }
.contact-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 2rem; height: 1.5rem;
  flex: 0 0 auto;
}
.cv-button .contact-icon {
  width: 2.2rem;
  height: 1.72rem;
}
.contact-icon svg {
  display: block;
  width: 100%; height: 100%;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.4;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.portrait-wrap { margin: 0; position: relative; justify-self: end; max-width: 430px; }
.portrait-mobile { display: none; }
.portrait-wrap img { display: block; width: 100%; aspect-ratio: 4/5; object-fit: cover; filter: saturate(.82) contrast(1.04); position: relative; z-index: 2; }
.portrait-accent { position: absolute; inset: -18px 22px 45px -18px; background: var(--accent); transform: rotate(-3deg); }
.portrait-wrap figcaption { position: relative; z-index: 3; width: 80%; margin: -28px 0 0 auto; background: var(--surface); padding: 1rem; font: .7rem/1.5 var(--mono); text-transform: uppercase; }
.section-wave { width: 100%; height: 40px; overflow: hidden; line-height: 0; }
.section-wave svg { display: block; width: 100%; height: 100%; }
.section-wave path { fill: none; stroke: var(--accent); stroke-width: 3; vector-effect: non-scaling-stroke; }

.section {
  scroll-margin-top: 88px;
  padding: 9vw 8vw;
}
.research-section { padding-top: 5vw; padding-bottom: 4vw; }
.section-intro { width: min(100%, 920px); margin: 0 auto 5vw; text-align: center; }
.section h2 {
  margin: 0; font: 400 clamp(2.7rem, 5vw, 5.8rem)/.95 var(--serif); letter-spacing: -.045em;
}
.research-section .section-intro h2 { font-size: clamp(2.35rem, 4vw, 4.8rem); line-height: .98; }
.research-section .section-intro h2 span { color: var(--accent); }
.teaching-section { padding-top: 5vw; }
.teaching-section .section-intro h2 { font-size: clamp(2.35rem, 4vw, 4.8rem); line-height: .98; }
.teaching-section .section-intro h2 span { color: var(--accent); }
.teaching-client-note { display: inline-block; margin-top: .8rem; }
.client-logo-label {
  width: min(100%, 1000px); margin: 0 auto .8rem;
  font: 500 .68rem/1 var(--mono); text-transform: uppercase; letter-spacing: .08em;
}
.content-metrics-label {
  width: min(100%, 1120px); margin: 0 auto .8rem;
  font: 500 .68rem/1 var(--mono); text-transform: uppercase; letter-spacing: .08em;
}
.client-logo-strip {
  width: min(100%, 1000px); margin-left: auto; margin-right: auto;
  display: grid; grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: clamp(.45rem, 1.2vw, 1rem); margin-bottom: clamp(3rem, 5vw, 5rem);
}
.client-logo {
  aspect-ratio: 1; display: grid; place-items: center; overflow: hidden;
  border-radius: 12px;
}
.client-logo img {
  display: block; width: 100%; height: 100%; object-fit: contain;
}
.client-logo-carillon { background: #d8c1a3; }
.client-logo-carillon img { height: 84%; object-position: center bottom; transform: translateY(-5%); }
.client-logo-miami { background: #063f5d; }
.client-logo-branch { background: #fff; }
.client-logo-brooks { background: #0864bc; }
.client-logo-oatra { background: #c45f3f; }
.client-logo-oatra img { width: 84%; height: auto; }
.section-intro > h2 + p { max-width: 640px; line-height: 1.65; margin: 2rem auto 0; }
.section-intro .collaboration-note {
  max-width: 640px; margin: 1rem auto 0; font: inherit; line-height: 1.65;
}
.collaboration-note span { color: var(--accent); font-weight: 700; }
.section-label {
  width: max-content; padding: .78rem 1rem;
  background: var(--accent); color: #fff;
  font: 500 .78rem/1 var(--mono); text-transform: uppercase; letter-spacing: .08em;
}
.publications { border-top: 1px solid var(--ink); }
.publications-label { margin: 2.5rem 0 2rem; }
.publication-list { border-top: 0; }
.publication {
  padding: 2.8rem 0; border-bottom: 1px solid var(--line);
}
.publication:last-child {
  border-bottom: 0;
}
.publication-body {
  max-width: 1050px;
  margin-left: clamp(1.5rem, 4vw, 4.5rem);
}
.publication-year { font-weight: 600; }
.category-list { display: flex; flex-wrap: wrap; gap: .4rem; margin-bottom: 1rem; }
.category {
  padding: .35rem .58rem; border: 1px solid transparent; border-radius: 999px; color: #171717;
  font: 500 .6rem/1 var(--mono); text-transform: uppercase; letter-spacing: .06em;
}
.category-digital-media { background: #9dc7e5; border-color: #6f9dbf; }
.category-technology { background: #d5ee89; border-color: #a5bf56; }
.category-influence { background: #ffb196; border-color: #db8061; }
.intro-category {
  display: inline-flex;
  vertical-align: .08em;
  margin: 0 .1rem;
}
.publication h3 { max-width: 850px; margin: 0; font: 400 clamp(1.6rem, 2.5vw, 2.8rem)/1.04 var(--serif); letter-spacing: -.035em; }
.publication-authors { margin: 1.1rem 0 .25rem; font-size: .94rem; line-height: 1.5; font-weight: 600; }
.student-symbol { color: var(--accent); font-weight: 700; }
.publication-venue { margin: 0; font: normal .96rem/1.5 var(--serif); }
.publication-venue em { font-style: italic; }
.publication-disclosures { max-width: 760px; margin-top: 1.2rem; display: flex; flex-direction: column; gap: .85rem; }
.publication-disclosure summary {
  width: max-content; display: flex; align-items: center; gap: .45rem;
  cursor: pointer; list-style: none; user-select: none;
  font: 500 .7rem/1.4 var(--mono); text-transform: uppercase; letter-spacing: .06em;
  text-decoration: underline; text-underline-offset: 5px;
}
.publication-disclosure summary::-webkit-details-marker { display: none; }
.publication-disclosure summary:focus-visible { outline: 2px solid var(--accent); outline-offset: 5px; border-radius: 1px; }
.abstract-arrow { display: inline-block; font-size: 1rem; line-height: .7; text-decoration: none; transition: transform .2s ease; }
.publication-disclosure[open] .abstract-arrow { transform: rotate(180deg); }
.publication-abstract > p {
  margin: 1rem 0 0; padding: 1.1rem 1.2rem; border-left: 2px solid var(--accent);
  background: color-mix(in srgb, var(--surface) 72%, transparent);
  font-size: .88rem; line-height: 1.72;
}
.publication-media ul {
  margin: 1rem 0 0; padding: 1rem 1.2rem 1rem 2.3rem; border-left: 2px solid var(--accent);
  background: color-mix(in srgb, var(--surface) 72%, transparent);
}
.publication-media li { margin: .35rem 0; padding-left: .2rem; font-size: .82rem; line-height: 1.55; }
.publication-media a { text-underline-offset: 4px; }
.publication-media a:hover { color: var(--accent); }
.publication-links { display: flex; flex-wrap: wrap; align-items: center; gap: .55rem; margin-top: 1.25rem; }
.publication-links a {
  min-width: 6.6rem; height: 2.6rem;
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  padding: 0 .9rem;
  border: 1px solid var(--ink); border-radius: 999px; text-decoration: none;
  background: transparent; color: var(--ink);
  font: 700 .72rem/1 var(--sans); text-transform: none;
  transition: background .2s ease, border-color .2s ease, color .2s ease, transform .2s ease;
}
.publication-links a:hover {
  background: #fff;
  color: var(--ink);
  border-color: var(--accent);
  transform: translateY(-2px);
}
.publication-links a:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.publication-links .pill-dot { width: .58rem; height: .58rem; }
.publication-links a:hover .pill-dot { background: var(--accent); border-color: var(--accent); }

.courses { border-top: 1px solid var(--ink); }
.courses-label {
  margin: 2.5rem 0 2rem;
}
.course-grid {
  margin-left: clamp(1.5rem, 4vw, 4.5rem);
}
.course-card {
  padding: 1.8rem 0;
  display: grid; grid-template-columns: 7rem minmax(0, 1fr); gap: 2rem;
  align-items: start; border-bottom: 1px solid var(--line);
}
.course-card:last-child {
  border-bottom: 0;
}
.course-card > span {
  color: var(--accent);
  font: 500 clamp(1.6rem, 2.3vw, 2.4rem)/1 var(--serif); letter-spacing: -.03em;
}
.course-card h3 {
  margin: 0;
  font: 400 clamp(1.65rem, 2.5vw, 2.5rem)/1.04 var(--serif); letter-spacing: -.035em;
}
.course-card p {
  max-width: 720px; margin: .65rem 0 0;
  color: color-mix(in srgb, var(--ink) 76%, transparent);
  font-size: .92rem; line-height: 1.65;
}
.course-card .published-project-note {
  margin-top: .55rem; font-size: .78rem;
}
.published-project-note span,
.published-project-symbol { color: var(--accent); font-weight: 700; }
.course-clients { margin-top: 1.3rem; }
.course-clients summary {
  width: max-content; display: flex; align-items: center; gap: .45rem;
  cursor: pointer; list-style: none; user-select: none;
  font: 500 .7rem/1.4 var(--mono); text-transform: uppercase; letter-spacing: .06em;
  text-decoration: underline; text-underline-offset: 5px;
}
.course-clients summary::-webkit-details-marker { display: none; }
.course-clients summary:focus-visible { outline: 2px solid var(--accent); outline-offset: 5px; }
.course-clients[open] .abstract-arrow { transform: rotate(180deg); }
.course-clients ul {
  max-width: 820px; margin: 1rem 0 0; padding: 1rem 1.2rem 1rem 2.3rem;
  border-left: 2px solid var(--accent);
  background: color-mix(in srgb, var(--surface) 72%, transparent);
}
.course-clients li {
  margin: .35rem 0; padding-left: .2rem;
  font-size: .82rem; line-height: 1.55;
}
.course-clients li > span { color: var(--accent); font-weight: 700; }
.course-clients a { font-weight: 700; text-underline-offset: 4px; }
.course-clients a:hover { color: var(--accent); }

.testimonials {
  margin-top: clamp(2.5rem, 4vw, 4rem);
}
.testimonials-label { margin: 0 0 2.5rem; }
.testimonial-cloud { columns: 3 260px; column-gap: 1rem; }
.testimonial {
  position: relative; break-inside: avoid; overflow: hidden;
  margin: 0 0 1rem; padding: 2.6rem 1.35rem 1.35rem;
  border: 1px solid var(--line); border-radius: 12px;
  background: #fff; color: #151515;
  font: 400 1.12rem/1.4 var(--serif);
}
.testimonial::before {
  content: "“"; position: absolute; top: .85rem; left: 1.15rem;
  color: var(--accent); font: 400 2.5rem/1 var(--serif);
}
.testimonial strong {
  padding: .08em .22em;
  background: #3b3b3b; color: #fff; font-weight: 600;
  box-decoration-break: clone; -webkit-box-decoration-break: clone;
}

.gallery-label {
  margin: clamp(2.5rem, 5vw, 5rem) 0 2rem;
}
.teaching-gallery {
  width: min(100%, 980px);
  margin: 0 auto;
}
.gallery-thumbnails {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: clamp(.45rem, .8vw, .8rem);
  margin-top: clamp(.85rem, 1.3vw, 1.1rem);
}
.gallery-photo {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(30, 24, 20, .12);
  border-radius: 20px;
  background:
    radial-gradient(circle at 18% 12%, rgba(255, 91, 53, .12), transparent 34%),
    linear-gradient(135deg, #f6eee7 0%, #ebe3db 100%);
  box-shadow: 0 14px 36px rgba(38, 31, 27, .1);
}
.gallery-photo img {
  display: block;
  width: 100%;
  height: min(54vw, 520px);
  object-fit: contain;
  background: transparent;
}
.gallery-arrow {
  position: absolute;
  top: 50%;
  z-index: 2;
  width: 2.8rem; height: 2.8rem;
  display: grid; place-items: center;
  border: 1px solid rgba(30, 24, 20, .14);
  border-radius: 999px;
  background: rgba(255, 255, 255, .88);
  color: var(--ink);
  font: 400 2.2rem/1 var(--serif);
  cursor: pointer;
  opacity: 0;
  transform: translateY(-50%) scale(.96);
  transition: opacity .2s ease, transform .2s ease, border-color .2s ease, background .2s ease;
}
.gallery-arrow-prev { left: 1rem; }
.gallery-arrow-next { right: 1rem; }
.gallery-photo:hover .gallery-arrow,
.gallery-arrow:focus-visible {
  opacity: 1;
  transform: translateY(-50%) scale(1);
}
.gallery-arrow:hover,
.gallery-arrow:focus-visible {
  border-color: var(--accent);
  background: #fff;
}
.gallery-arrow:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.gallery-caption {
  max-width: 820px;
  height: 2.84em;
  margin: 1rem auto 0;
  color: #111;
  text-align: center;
  font: 400 clamp(.86rem, .95vw, .96rem)/1.42 var(--sans);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.gallery-thumb {
  aspect-ratio: 1.25;
  padding: 0;
  overflow: hidden;
  border: 2px solid transparent;
  border-radius: 12px;
  background: #fff;
  cursor: pointer;
  opacity: .68;
  transition: opacity .2s ease, border-color .2s ease, transform .2s ease;
}
.gallery-thumb img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: contrast(.98);
}
.gallery-thumb:hover,
.gallery-thumb:focus-visible {
  opacity: 1;
  transform: translateY(-2px);
}
.gallery-thumb:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 3px;
}
.gallery-thumb.is-active {
  opacity: 1;
  border-color: var(--accent);
}

.content-section { padding-top: 5vw; }
.content-section .section-intro h2 {
  font-size: clamp(2.35rem, 4vw, 4.8rem);
  line-height: .98;
}
.content-section .section-intro h2 span { color: var(--accent); }
.content-metrics {
  position: relative;
  width: min(100%, 1120px);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
  padding: clamp(1.2rem, 2vw, 2rem);
  border: 1px solid var(--line);
  border-radius: 24px;
  background: #fff;
  box-shadow: 0 18px 45px rgba(38, 31, 27, .08);
}
.content-cartoon {
  position: absolute;
  top: clamp(-2.2rem, -3vw, -1.25rem);
  right: clamp(1rem, 2vw, 1.5rem);
  z-index: 3;
  width: clamp(7.5rem, 13vw, 10rem);
  aspect-ratio: 1;
  border: 4px solid #fff;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: 0 12px 28px rgba(38, 31, 27, .14);
  pointer-events: none;
}
.metrics-copy h3 {
  max-width: 520px;
  margin: 0;
  font: 400 clamp(2rem, 3vw, 3.4rem)/1.02 var(--serif);
  letter-spacing: -.04em;
}
.metrics-copy > p {
  max-width: 520px;
  margin: 1.1rem 0 0;
  color: color-mix(in srgb, var(--ink) 76%, transparent);
  font-size: .98rem;
  line-height: 1.7;
}
.content-profile-link {
  width: max-content;
  margin-top: 1.35rem;
  display: inline-flex;
  align-items: center;
  padding: .85rem 1rem;
  border: 1px solid var(--ink);
  border-radius: 999px;
  color: var(--ink);
  text-decoration: none;
  font: 700 .78rem/1 var(--sans);
  transition: transform .2s ease, background .2s ease, border-color .2s ease;
}
.content-profile-link:hover {
  transform: translateY(-2px);
  background: #fff;
  border-color: var(--accent);
}
.metrics-grid {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--line);
}
.metric-card {
  position: relative;
  min-height: 0;
  display: grid;
  grid-template-columns: minmax(8rem, .65fr) minmax(0, 1fr);
  gap: 1.25rem;
  align-items: end;
  padding: 1.8rem 0 1rem;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}
.metric-card span {
  color: var(--ink);
  font: 400 clamp(2.1rem, 4vw, 4rem)/.78 var(--serif);
  letter-spacing: -.05em;
}
.metric-card p {
  margin: 0;
  color: color-mix(in srgb, var(--ink) 68%, transparent);
  font: 700 .72rem/1.3 var(--mono);
  text-transform: uppercase;
  letter-spacing: .08em;
}
.metric-card-feature {
  background: transparent;
  color: var(--ink);
}
.metric-card-feature span { color: var(--accent); }
.metric-card-feature p { color: color-mix(in srgb, var(--ink) 68%, transparent); }

.content-divider {
  width: 100%;
  margin: clamp(3.25rem, 5vw, 5rem) 0 0;
  border-top: 1px solid var(--ink);
}

.sample-content-label {
  margin: 2.5rem 0 2rem;
}
.instagram-video-gallery {
  width: min(100%, 980px);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 410px) minmax(220px, 1fr);
  gap: clamp(1rem, 2vw, 1.5rem);
  align-items: start;
}
.instagram-video-frame {
  overflow: hidden;
  border: 1px solid rgba(30, 24, 20, .12);
  border-radius: 20px;
  background:
    radial-gradient(circle at 18% 12%, rgba(255, 91, 53, .12), transparent 34%),
    linear-gradient(135deg, #f6eee7 0%, #ebe3db 100%);
  box-shadow: 0 14px 36px rgba(38, 31, 27, .1);
}
.instagram-video-frame iframe {
  display: block;
  width: 100%;
  height: min(72vh, 540px);
  border: 0;
  background: transparent;
}
.instagram-video-tabs {
  display: grid;
  gap: .65rem;
  margin-top: 0;
  align-self: center;
}
.instagram-video-tab {
  min-height: 4.8rem;
  padding: .85rem .95rem;
  border: 1px solid var(--ink);
  border-radius: 14px;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  text-align: left;
  transition: transform .2s ease, background .2s ease, border-color .2s ease;
}
.instagram-video-tab span {
  color: var(--accent);
  font: 700 .7rem/1 var(--mono);
}
.instagram-video-tab p {
  margin: .35rem 0 0;
  font: 700 .86rem/1.25 var(--sans);
}
.instagram-video-tab:hover,
.instagram-video-tab:focus-visible,
.instagram-video-tab.is-active {
  transform: translateY(-2px);
  background: #fff;
  border-color: var(--accent);
}
.instagram-video-tab:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

.playlists-section {
  position: relative;
  padding-top: 5vw;
  overflow: hidden;
}
.playlists-section::before {
  content: none;
}
.playlist-notes {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: auto;
  height: auto;
  margin: 0;
  pointer-events: none;
  color: var(--accent);
}
.playlist-notes span {
  opacity: .14;
}
.playlist-notes span {
  position: absolute;
  font-family: var(--serif);
  line-height: 1;
}
.playlist-notes span:nth-child(1) {
  top: 6%;
  left: 7%;
  font-size: clamp(3rem, 5vw, 5.6rem);
  transform: rotate(-8deg);
}
.playlist-notes span:nth-child(2) {
  top: 15%;
  right: 14%;
  font-size: clamp(3rem, 5.8vw, 6.2rem);
  transform: rotate(14deg);
}
.playlist-notes span:nth-child(3) {
  top: 31%;
  left: 18%;
  font-size: clamp(2.4rem, 4vw, 4.4rem);
  transform: rotate(-18deg);
}
.playlist-notes span:nth-child(4) {
  top: 26%;
  right: 5%;
  font-size: clamp(2.2rem, 4vw, 4rem);
  transform: rotate(8deg);
}
.playlist-notes span:nth-child(5) {
  top: 48%;
  left: 3%;
  font-size: clamp(2.8rem, 4.5vw, 4.8rem);
  transform: rotate(-14deg);
}
.playlist-notes span:nth-child(6) {
  top: 53%;
  right: 22%;
  font-size: clamp(2.6rem, 4vw, 4.4rem);
  transform: rotate(18deg);
}
.playlist-notes span:nth-child(7) {
  top: 70%;
  left: 12%;
  font-size: clamp(2.2rem, 3.8vw, 4.2rem);
  transform: rotate(-10deg);
}
.playlist-notes span:nth-child(8) {
  top: 76%;
  right: 7%;
  font-size: clamp(2rem, 3.4vw, 3.7rem);
  transform: rotate(16deg);
}
.playlist-notes span:nth-child(9) {
  top: 90%;
  left: 28%;
  font-size: clamp(2.4rem, 4.2vw, 4.4rem);
  transform: rotate(9deg);
}
.playlist-notes span:nth-child(10) {
  top: 41%;
  right: 42%;
  font-size: clamp(1.8rem, 3vw, 3.2rem);
  transform: rotate(-22deg);
}
.playlist-notes span:nth-child(11) {
  top: 86%;
  right: 31%;
  font-size: clamp(1.9rem, 3.2vw, 3.5rem);
  transform: rotate(20deg);
}
.playlist-notes span:nth-child(12) {
  top: 63%;
  left: 39%;
  font-size: clamp(1.8rem, 3vw, 3.2rem);
  transform: rotate(-6deg);
}
.playlists-section > :not(.playlist-notes) {
  position: relative;
  z-index: 1;
}
.playlists-section .section-intro h2 {
  font-size: clamp(2.35rem, 4vw, 4.8rem);
  line-height: .98;
}
.playlists-section .section-intro {
  margin-bottom: clamp(2.35rem, 3.4vw, 3.7rem);
}
.playlists-section .section-intro h2 span { color: var(--accent); }
.playlist-browse-note {
  display: inline-block;
  margin-top: 1.1rem;
}
.playlist-folders {
  width: min(100%, 1120px);
  margin: 0 auto;
  display: grid;
  gap: 1rem;
}
.playlist-folder {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 22px;
  background:
    radial-gradient(circle at 8% 0%, rgba(255, 91, 53, .12), transparent 34%),
    linear-gradient(135deg, #f6eee7 0%, #ebe3db 100%);
  box-shadow: 0 14px 36px rgba(38, 31, 27, .08);
}
.playlist-folder summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto auto;
  align-items: center;
  gap: .9rem;
  padding: 1.05rem 1.15rem;
  cursor: pointer;
  list-style: none;
  user-select: none;
}
.playlist-folder summary::-webkit-details-marker { display: none; }
.playlist-folder summary:focus-visible { outline: 2px solid var(--accent); outline-offset: -4px; }
.folder-icon {
  position: relative;
  width: 2.15rem;
  height: 1.45rem;
  border-radius: .28rem .28rem .2rem .2rem;
  background: var(--accent);
  box-shadow: inset 0 -7px 0 rgba(0, 0, 0, .08);
}
.folder-icon::before {
  content: "";
  position: absolute;
  top: -.38rem;
  left: .18rem;
  width: .95rem;
  height: .5rem;
  border-radius: .25rem .25rem 0 0;
  background: var(--accent);
}
.folder-title {
  font: 400 clamp(1.25rem, 2vw, 2rem)/1 var(--serif);
  letter-spacing: -.035em;
}
.folder-count {
  padding: .44rem .62rem;
  border: 1px solid rgba(30, 24, 20, .16);
  border-radius: 999px;
  background: rgba(255, 255, 255, .48);
  color: color-mix(in srgb, var(--ink) 70%, transparent);
  font: 700 .66rem/1 var(--mono);
  text-transform: uppercase;
  letter-spacing: .06em;
  white-space: nowrap;
}
.folder-arrow {
  color: var(--accent);
  font: 700 1.15rem/1 var(--sans);
  transition: transform .2s ease;
}
.playlist-folder[open] .folder-arrow { transform: rotate(180deg); }
.playlist-grid {
  width: 100%;
  padding: 0 1rem 1rem;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(1rem, 2vw, 1.4rem);
}
.playlist-card {
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, .62);
  box-shadow: 0 10px 24px rgba(38, 31, 27, .06);
}
.playlist-card h3 {
  margin: 0 0 .8rem;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font: 700 .86rem/1.3 var(--sans);
}
.playlist-card h3 span {
  color: var(--accent);
  white-space: nowrap;
}
.playlist-card iframe {
  display: block;
  width: 100%;
  height: 152px;
  border: 0;
  border-radius: 14px;
}

.split-section { display: grid; grid-template-columns: 1fr 1fr; gap: 10vw; border-bottom: 1px solid var(--line); }
.split-section h2 { margin-top: 1.5rem; }
.split-copy > p { font-size: 1.1rem; line-height: 1.7; margin-top: 3.1rem; }
.teaching-list { margin-top: 4rem; border-top: 1px solid var(--ink); }
.teaching-list a { display: flex; justify-content: space-between; padding: 1.3rem 0; border-bottom: 1px solid var(--ink); text-decoration: none; }
.teaching-list a:hover { padding-left: .7rem; }
footer { padding: 8vw 4vw 3vw; background: #ff5b35; color: #17120f; }
.contact-link { display: flex; justify-content: space-between; align-items: center; font: 400 clamp(2.3rem, 7vw, 8rem)/1 var(--serif); letter-spacing: -.05em; text-decoration: none; border-bottom: 2px solid; padding-bottom: 2rem; }
.footer-row { display: grid; grid-template-columns: 1fr 1fr auto; margin-top: 3rem; align-items: end; font-size: .75rem; line-height: 1.6; }
.footer-row > div { display: flex; gap: 1.5rem; }
.footer-row button { border: 1px solid; background: transparent; border-radius: 999px; padding: .7rem 1rem; cursor: pointer; }

body.night { --ink: #eeece6; --paper: #171717; --surface: #272727; --line: rgba(255,255,255,.2); }
@media (max-width: 1100px) {
  .playlist-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 850px) {
  .site-header { height: 72px; padding: 0 5vw; }
  .menu-button { display: block; border: 0; background: none; color: inherit; font: 600 .8rem var(--sans); }
  nav { display: none; position: absolute; top: 72px; left: 0; right: 0; background: var(--paper); padding: 2rem 5vw; flex-direction: column; align-items: flex-start; border-bottom: 1px solid var(--ink); }
  nav.open { display: flex; }
  .hero { min-height: auto; grid-template-columns: 1fr; padding: 12vw 6vw 8vw; }
  .hero,
  .section { scroll-margin-top: 72px; }
  .hero h1 { font-size: clamp(2.5rem, 10vw, 4rem); }
  .hero-tagline { font-size: clamp(2.15rem, 8.5vw, 3.45rem); }
  .profile-icons,
  .hero-actions { transform: none; }
  .profile-icon { width: min(100%, 9.25rem); }
  .portrait-desktop { display: none; }
  .portrait-mobile {
    display: block;
    width: min(82%, 22rem);
    justify-self: center;
    margin: 1.9rem auto 2.2rem;
  }
  .section { padding: 20vw 6vw; }
  .research-section { padding-top: 12vw; padding-bottom: 10vw; }
  .teaching-section { padding-top: 12vw; }
  .content-section { padding-top: 12vw; }
  .playlists-section { padding-top: 12vw; }
  .playlist-notes { display: none; }
  .section-intro { width: 100%; margin-left: 0; }
  .split-section { grid-template-columns: 1fr; }
  .publication { padding: 2.5rem 0; }
  .publication-body { margin-left: 0; }
  .publication-links { flex-direction: row; flex-wrap: wrap; gap: 1.3rem; }
  .course-grid { margin-left: 0; }
  .course-card { grid-template-columns: 3.5rem minmax(0, 1fr); gap: 1rem; }
  .testimonial-cloud { columns: 1; }
  .gallery-photo img { height: min(68vw, 420px); }
  .gallery-thumbnails {
    display: flex;
    overflow-x: auto;
    padding-bottom: .35rem;
    scroll-snap-type: x proximity;
  }
  .gallery-thumb {
    flex: 0 0 clamp(5rem, 22vw, 7rem);
    scroll-snap-align: start;
  }
  .content-section .section-intro {
    margin-bottom: clamp(3.5rem, 12vw, 5rem);
  }
  .content-metrics {
    grid-template-columns: 1fr;
    margin-top: clamp(1rem, 5vw, 2rem);
    padding: clamp(4.25rem, 18vw, 5.5rem) 1rem 1rem;
  }
  .content-cartoon {
    top: clamp(-2.6rem, -8vw, -1.9rem);
    right: 1rem;
    width: clamp(4.9rem, 20vw, 6.1rem);
    border-width: 3px;
  }
  .metric-card {
    grid-template-columns: 1fr;
    gap: .4rem;
    padding: .95rem 0;
  }
  .instagram-video-gallery {
    width: min(100%, 410px);
    grid-template-columns: 1fr;
  }
  .instagram-video-frame iframe { height: min(72vh, 540px); }
  .instagram-video-tabs {
    display: flex;
    height: auto;
    overflow-x: auto;
    padding-bottom: .35rem;
    scroll-snap-type: x proximity;
  }
  .instagram-video-tab {
    flex: 0 0 clamp(8rem, 32vw, 10rem);
    scroll-snap-align: start;
  }
  .playlist-folder summary {
    grid-template-columns: auto minmax(0, 1fr) auto;
    gap: .75rem;
  }
  .folder-count {
    grid-column: 2 / 3;
    width: max-content;
    margin-top: .25rem;
  }
  .folder-arrow { grid-column: 3; grid-row: 1 / span 2; }
  .playlist-grid { grid-template-columns: 1fr; }
  .split-section { gap: 2rem; }
  .contact-link { font-size: clamp(2rem, 10vw, 4rem); overflow-wrap: anywhere; }
  .footer-row { grid-template-columns: 1fr; gap: 2rem; }
  .footer-row > div { flex-direction: column; gap: .5rem; }
  .footer-row button { justify-self: start; }
}

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