:root {
  --ink: #081018;
  --ink-2: #12202c;
  --forest: #16362e;
  --gold: #f0c14b;
  --gold-2: #ffe08a;
  --azure: #4cc9f0;
  --teal: #2ec4b6;
  --coral: #ff6b6b;
  --violet: #b388ff;
  --cream: #f6f1e7;
  --paper: #fffdf8;
  --muted: #5b6673;
  --line: rgba(8, 16, 24, 0.1);
  --shadow: 0 24px 60px rgba(8, 16, 24, 0.16);
  --radius: 1.4rem;
  --nav-h: 4.4rem;
  --font-display: "Fraunces", Georgia, serif;
  --font: "Sora", "Segoe UI", sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--cream);
  font-family: var(--font);
  line-height: 1.55;
}

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

a {
  color: inherit;
}

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

.skip:focus {
  left: 1rem;
  top: 1rem;
  z-index: 20;
  background: #fff;
  padding: 0.5rem 0.8rem;
}

.nav {
  position: sticky;
  top: 0;
  z-index: 12;
  min-height: var(--nav-h);
  height: auto;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 1rem;
  padding: 0.4rem 1.2rem;
  background: rgba(8, 16, 24, 0.88);
  backdrop-filter: blur(16px);
  color: #fff;
}

.nav-links {
  display: flex;
  gap: 0.15rem;
  flex-wrap: wrap;
  margin-right: auto;
  justify-content: flex-start;
}

.nav-links a {
  display: inline-block;
  text-decoration: none;
  font-size: 1.416rem;
  font-weight: 650;
  padding: 0.35rem 0.55rem;
  border-radius: 999px;
  color: var(--azure);
  text-shadow:
    1px 1px 0 rgba(255, 255, 255, 0.42),
    -1px -1px 0 rgba(4, 28, 42, 0.45),
    1px 2px 0 #1a6f8a,
    2px 3px 0 #14586d,
    3px 4px 0 #0e4456,
    4px 6px 10px rgba(0, 0, 0, 0.55);
  transition: transform 0.18s ease, text-shadow 0.18s ease, color 0.18s ease, background 0.18s ease;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  background: rgba(76, 201, 240, 0.16);
  color: #b8f0ff;
  transform: translateY(-1px);
  text-shadow:
    1px 1px 0 rgba(255, 255, 255, 0.55),
    -1px -1px 0 rgba(4, 28, 42, 0.35),
    1px 2px 0 #2a9fc4,
    2px 3px 0 #1a6f8a,
    3px 5px 0 #14586d,
    5px 8px 14px rgba(0, 0, 0, 0.6);
}

.lang {
  display: flex;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  padding: 0.15rem;
}

.lang button {
  border: 0;
  background: transparent;
  color: #fff;
  font: inherit;
  font-size: 0.75rem;
  font-weight: 650;
  padding: 0.35rem 0.65rem;
  border-radius: 999px;
  cursor: pointer;
}

.lang button[aria-pressed="true"] {
  background: var(--gold);
  color: var(--ink);
}

.menu-btn {
  display: none;
  border: 0;
  background: transparent;
  color: #fff;
  font-size: 1.4rem;
  cursor: pointer;
}

.hero {
  position: relative;
  overflow: hidden;
  min-height: calc(100vh - var(--nav-h));
  background:
    radial-gradient(circle at 80% 20%, rgba(76, 201, 240, 0.28), transparent 28%),
    radial-gradient(circle at 20% 80%, rgba(240, 193, 75, 0.22), transparent 32%),
    radial-gradient(circle at 60% 70%, rgba(179, 136, 255, 0.18), transparent 30%),
    linear-gradient(160deg, #071018 0%, #12302a 52%, #0b1a28 100%);
  color: #fff;
  padding: 3.2rem 6vw 4rem;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(260px, 0.72fr);
  gap: 2.4rem;
  align-items: center;
}

.orbs {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.orbs span {
  position: absolute;
  border-radius: 50%;
  filter: blur(2px);
  opacity: 0.45;
  animation: float 9s ease-in-out infinite;
}

.orbs span:nth-child(1) { width: 18px; height: 18px; background: var(--gold); left: 12%; top: 18%; }
.orbs span:nth-child(2) { width: 10px; height: 10px; background: var(--azure); left: 28%; top: 72%; animation-delay: -2s; }
.orbs span:nth-child(3) { width: 14px; height: 14px; background: var(--teal); right: 38%; top: 14%; animation-delay: -4s; }
.orbs span:nth-child(4) { width: 8px; height: 8px; background: var(--violet); right: 18%; bottom: 18%; animation-delay: -1s; }

@keyframes float {
  50% { transform: translateY(-10px); }
}

.kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--gold-2);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.brand-stack {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.55rem;
  margin: 0 0 1.15rem;
}

.unb-lockup {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
  margin: 0;
  max-width: 100%;
}

.unb-icon {
  width: 4.6rem;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: contain;
  background: transparent;
  flex-shrink: 0;
}

.ft-icon {
  width: 2.35rem;
  height: auto;
  object-fit: contain;
  background: transparent;
  flex-shrink: 0;
}

.ene-icon,
.gpds-icon {
  width: 4.6rem;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: contain;
  background: transparent;
  flex-shrink: 0;
}

.ft-lockup {
  padding-left: 0.55rem;
}

.unb-lockup span {
  min-width: 0;
}

.unb-lockup strong {
  display: block;
  font-size: clamp(1rem, 2vw, 1.2rem);
  font-weight: 650;
  letter-spacing: 0.01em;
  color: #fff;
  line-height: 1.25;
}

.gpds-lockup strong {
  font-size: clamp(0.88rem, 1.7vw, 1.08rem);
  max-width: 18.5rem;
}

.unb-lockup small {
  display: block;
  margin-top: 0.18rem;
  color: var(--gold-2);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.3rem, 5vw, 4.6rem);
  font-weight: 650;
  line-height: 1.05;
  margin: 0.45rem 0 0.7rem;
}

.hero h1 span {
  display: block;
  color: var(--gold);
}

.role-line {
  margin: 0 0 0.85rem;
  color: var(--teal);
  font-weight: 600;
}

.lead {
  max-width: 42rem;
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.86);
}

.card {
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 40px rgba(8, 16, 24, 0.12);
}

.agency h3 {
  margin: 0.35rem 0;
  font-family: var(--font-display);
}

.agency p {
  margin: 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.9rem;
}

.shot.event-tile {
  min-height: 220px;
}

.soft .card p {
  color: rgba(255, 255, 255, 0.82);
}

section[id] {
  scroll-margin-top: 5rem;
}

.meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin: 1.3rem 0 1.5rem;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.42rem 0.75rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.82rem;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  text-decoration: none;
  border-radius: 999px;
  padding: 0.78rem 1.15rem;
  font-weight: 650;
  font-size: 0.92rem;
}

.btn-gold {
  background: linear-gradient(135deg, var(--gold), #ffd978);
  color: var(--ink);
}

.btn-ghost {
  border: 1px solid rgba(255, 255, 255, 0.28);
  color: #fff;
}

.portrait-wrap {
  position: relative;
  justify-self: center;
  width: min(100%, 360px);
}

.portrait-wrap::before,
.portrait-wrap::after {
  content: "";
  position: absolute;
  inset: 12px -16px -16px 18px;
  border-radius: 2rem;
  background: linear-gradient(140deg, var(--gold), var(--teal));
  z-index: 0;
}

.portrait-wrap::after {
  inset: -14px 18px 22px -18px;
  background: linear-gradient(140deg, var(--azure), var(--violet));
  opacity: 0.7;
}

.portrait {
  position: relative;
  z-index: 1;
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  object-position: center 18%;
  border-radius: 2rem;
  border: 6px solid rgba(255, 255, 255, 0.16);
}

.wave {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  width: 100%;
  height: 72px;
  display: block;
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.8rem;
  margin: -1.2rem 6vw 0;
  position: relative;
  z-index: 2;
}

.stat {
  background: var(--paper);
  border-radius: 1.1rem;
  padding: 1.1rem 1rem;
  box-shadow: var(--shadow);
}

.stat b {
  display: block;
  font-family: var(--font-display);
  font-size: 1.7rem;
  color: var(--forest);
}

.stat span {
  color: var(--muted);
  font-size: 0.82rem;
}

section {
  padding: 4.4rem 6vw;
}

.section-head {
  display: flex;
  justify-content: space-between;
  gap: 1.4rem;
  align-items: end;
  margin-bottom: 1.8rem;
}

.idx {
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

.section-head h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  margin: 0.2rem 0 0;
  line-height: 1.15;
}

.hint {
  max-width: 28rem;
  color: var(--muted);
  margin: 0;
}

.grid-4,
.grid-3,
.grid-2 {
  display: grid;
  gap: 1rem;
}

.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }

.card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.15rem 1.2rem;
  box-shadow: 0 10px 30px rgba(8, 16, 24, 0.05);
}

.card h3 {
  margin: 0.35rem 0 0.45rem;
  font-size: 1.05rem;
}

.area {
  position: relative;
  overflow: hidden;
  min-height: 11.5rem;
}

.area::before {
  content: "";
  position: absolute;
  width: 7rem;
  height: 7rem;
  right: -1.6rem;
  top: -1.6rem;
  border-radius: 50%;
  opacity: 0.22;
}

.area.a1 { border-top: 5px solid var(--azure); }
.area.a1::before { background: var(--azure); }
.area.a2 { border-top: 5px solid var(--gold); }
.area.a2::before { background: var(--gold); }
.area.a3 { border-top: 5px solid var(--teal); }
.area.a3::before { background: var(--teal); }
.area.a4 { border-top: 5px solid var(--violet); }
.area.a4::before { background: var(--violet); }

.courses {
  background: linear-gradient(180deg, #eef7f4, var(--cream));
}

.course-col h3 {
  font-family: var(--font-display);
  margin-top: 0;
}

.course-col ul {
  margin: 0;
  padding-left: 1.1rem;
}

.course-col li + li {
  margin-top: 0.35rem;
}

.agencies {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.8rem;
}

.agency {
  background: var(--ink);
  color: #fff;
  border-radius: 1.1rem;
  padding: 1.1rem 1.15rem;
  min-height: 7.4rem;
}

.agency small {
  color: var(--gold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 650;
}

.papers {
  background:
    radial-gradient(circle at 0 0, rgba(76, 201, 240, 0.14), transparent 28%),
    var(--cream);
}

.paper {
  display: grid;
  grid-template-columns: 4.4rem 1fr;
  gap: 0.9rem;
}

.year {
  font-family: var(--font-display);
  font-size: 1.35rem;
  color: var(--forest);
}

.venue {
  color: var(--muted);
  font-size: 0.88rem;
}

.authors {
  margin-top: 0.4rem;
  color: var(--ink-2);
  font-size: 0.82rem;
  line-height: 1.5;
}

.doi {
  display: inline-block;
  margin-top: 0.4rem;
  color: #155e75;
  font-size: 0.82rem;
}

.journals {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.journals span {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.45rem 0.75rem;
  font-size: 0.82rem;
}

.project {
  display: grid;
  grid-template-columns: 8.2rem 1fr;
  gap: 1rem;
  align-items: start;
}

.when {
  font-weight: 700;
  color: var(--forest);
}

.status {
  display: inline-block;
  margin-top: 0.35rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.2rem 0.5rem;
  border-radius: 999px;
  background: #d8f3ef;
  color: #0f5b52;
}

.status.done {
  background: #eee7d6;
  color: #6a5418;
}

.soft {
  background: linear-gradient(165deg, #10232d, #1c3f38);
  color: #fff;
}

.soft .card {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.1);
  color: #fff;
}

.soft .hint,
.soft .idx,
.soft .venue {
  color: rgba(255, 255, 255, 0.72);
}

.soft .section-head h2 {
  color: #fff;
}

.download-card {
  margin-bottom: 1.2rem;
}

.download-card h4 {
  margin: 1.05rem 0 0.45rem;
  font-size: 1.02rem;
  color: var(--gold-2);
}

.download-card ul {
  margin: 0 0 1.2rem;
  padding-left: 1.15rem;
  display: grid;
  gap: 0.5rem;
}

.download-card li {
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.9rem;
  line-height: 1.5;
}

.download-card p {
  margin: 0 0 0.8rem;
}

.download-card:hover {
  transform: none;
}

.reg {
  display: inline-block;
  margin-top: 0.45rem;
  font-size: 0.75rem;
  color: var(--gold-2);
}

.gallery-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  grid-template-rows: 220px 220px;
  gap: 0.8rem;
}

.shot {
  position: relative;
  overflow: hidden;
  border-radius: 1.2rem;
  background: #12202c;
  color: #fff;
}

.shot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.shot.hero-shot {
  grid-row: 1 / span 2;
}

.shot figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  margin: 0;
  padding: 1.4rem 0.9rem 0.8rem;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.78));
  font-size: 0.82rem;
}

.event-tile {
  padding: 1rem;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.event-tile.e1 { background: linear-gradient(160deg, #16362e, #2ec4b6); }
.event-tile.e2 { background: linear-gradient(160deg, #2a1d4a, #4cc9f0); }
.event-tile.e3 { background: linear-gradient(160deg, #4a2a12, #f0c14b); }
.event-tile.e4 { background: linear-gradient(160deg, #3a1020, #ff6b6b); }

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-bottom: 1rem;
}

.filters button {
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 999px;
  padding: 0.4rem 0.8rem;
  font: inherit;
  cursor: pointer;
  white-space: normal;
  line-height: 1.25;
  text-align: center;
}

.filters button[aria-pressed="true"] {
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
}

.person {
  display: none;
}

.person.show {
  display: block;
}

.role {
  font-size: 0.78rem;
  color: var(--muted);
}

footer {
  background: var(--ink);
  color: rgba(255, 255, 255, 0.82);
  padding: 2.4rem 6vw;
}

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

.foot a {
  color: var(--gold-2);
}

@media (max-width: 980px) {
  .hero,
  .project,
  .paper {
    grid-template-columns: 1fr;
  }

  .stats,
  .grid-4,
  .grid-3,
  .agencies,
  .gallery-grid {
    grid-template-columns: 1fr 1fr;
  }

  .gallery-grid {
    grid-template-rows: auto;
  }

  .shot.hero-shot {
    grid-row: auto;
    min-height: 320px;
  }

  .nav-links {
    display: none;
  }

  .menu-btn {
    display: block;
  }

  .nav.open .nav-links {
    display: flex;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #081018;
    padding: 0.8rem;
    flex-direction: column;
  }
}

@media (max-width: 640px) {
  .stats,
  .grid-4,
  .grid-3,
  .grid-2,
  .agencies,
  .gallery-grid {
    grid-template-columns: 1fr;
  }
}