/* =========================================================
   ERAG — Efficient Resolution-Agnostic Generation & Editing
   ========================================================= */

:root {
  --bg: #02050b;
  --bg-2: #050a14;
  --panel: rgba(8, 18, 32, 0.75);
  --panel-2: rgba(10, 22, 38, 0.6);
  --panel-border: rgba(80, 170, 255, 0.28);
  --panel-border-strong: rgba(120, 200, 255, 0.55);
  --text: #f4f7fb;
  --muted: #a8b3c7;
  --muted-2: #7c8aa3;
  --cyan: #5ad7ff;
  --blue: #4d8dff;
  --violet: #9b6cff;
  --green: #6ef3c5;

  --grad-text: linear-gradient(90deg, #6fe3ff 0%, #6aa6ff 45%, #b186ff 100%);
  --grad-badge: linear-gradient(90deg, rgba(77,141,255,0.18), rgba(155,108,255,0.18));
  --grad-btn: linear-gradient(180deg, rgba(90,215,255,0.10), rgba(155,108,255,0.10));

  --radius-card: 22px;
  --radius-btn: 10px;
  --shadow-card: 0 30px 80px rgba(0, 10, 30, 0.55), 0 0 0 1px var(--panel-border) inset;
  --shadow-glow: 0 0 40px rgba(90, 215, 255, 0.18);
}

/* -------- Reset / base -------- */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Helvetica, Arial, sans-serif;
  font-weight: 400;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
ul { list-style: none; padding: 0; margin: 0; }

.container {
  width: min(1180px, 92%);
  margin: 0 auto;
}

/* -------- Backgrounds (grid / noise / stars) -------- */
.bg-grid,
.bg-noise,
.bg-stars {
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
}
.bg-grid {
  background:
    radial-gradient(1200px 600px at 50% -10%, rgba(50,120,220,0.20), transparent 60%),
    radial-gradient(900px 600px at 80% 30%, rgba(120,80,220,0.12), transparent 70%),
    linear-gradient(180deg, #02050b 0%, #03060f 60%, #02040a 100%);
}
.bg-grid::after {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(90,170,255,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(90,170,255,0.06) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at 50% 0%, #000 30%, transparent 75%);
  opacity: 0.6;
}
.bg-noise {
  opacity: 0.06;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%25' height='100%25' filter='url(%23n)' opacity='0.7'/></svg>");
}
.bg-stars {
  background-image:
    radial-gradient(1px 1px at 20% 15%, rgba(255,255,255,0.7), transparent 60%),
    radial-gradient(1px 1px at 70% 25%, rgba(170,210,255,0.6), transparent 60%),
    radial-gradient(1.5px 1.5px at 35% 40%, rgba(255,255,255,0.55), transparent 60%),
    radial-gradient(1px 1px at 85% 60%, rgba(190,170,255,0.5), transparent 60%),
    radial-gradient(1px 1px at 10% 70%, rgba(255,255,255,0.5), transparent 60%),
    radial-gradient(1.5px 1.5px at 55% 85%, rgba(160,200,255,0.55), transparent 60%),
    radial-gradient(1px 1px at 90% 90%, rgba(255,255,255,0.5), transparent 60%);
  mask-image: linear-gradient(180deg, #000 0%, transparent 80%);
  opacity: 0.7;
}

/* All content sits above background layers */
.nav, .hero, .news-ticker, .projects, .footer, .team-hero, .team-section { position: relative; z-index: 2; }

/* =========================================================
   NAV
   ========================================================= */
.nav {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  background: linear-gradient(180deg, rgba(2,5,11,0.85), rgba(2,5,11,0.55));
}
.nav-inner {
  width: min(1280px, 94%);
  margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 0;
  gap: 24px;
}
.brand { display: flex; align-items: center; gap: 16px; color: var(--text); }
.brand-logo {
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  font-weight: 700;
  font-size: 22px;
  letter-spacing: 0.32em;
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.brand-divider {
  width: 1px; height: 28px;
  background: linear-gradient(180deg, transparent, rgba(120,180,255,0.55), transparent);
}
.brand-sub {
  font-size: 12px;
  line-height: 1.35;
  color: var(--muted);
  letter-spacing: 0.02em;
}

.nav-links {
  display: flex; align-items: center; gap: 36px;
}
.nav-links a {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  position: relative;
  padding: 6px 0;
  transition: color 0.2s ease;
}
.nav-links a:hover { color: var(--text); }
.nav-links a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -2px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  transform: scaleX(0); transform-origin: 50% 50%;
  transition: transform 0.3s ease;
}
.nav-links a:hover::after { transform: scaleX(1); }

.nav-actions { display: flex; align-items: center; gap: 10px; }
.icon-btn {
  width: 38px; height: 38px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 10px;
  border: 1px solid rgba(120,180,255,0.18);
  background: rgba(8,18,32,0.55);
  color: var(--muted);
  transition: all 0.25s ease;
}
.icon-btn:hover {
  color: var(--cyan);
  border-color: rgba(120,200,255,0.6);
  box-shadow: 0 0 18px rgba(90,215,255,0.35);
  transform: translateY(-1px);
}

.nav-glow {
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, rgba(90,170,255,0.6) 35%, rgba(155,108,255,0.6) 65%, transparent 100%);
  box-shadow: 0 0 18px rgba(90,170,255,0.45);
}

/* =========================================================
   HERO
   ========================================================= */
.hero {
  padding: 90px 0 60px;
  text-align: center;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -40px;
  transform: translateX(-50%);
  width: min(1800px, 130%);
  height: 520px;
  background-image: url("assets/bg/earth-horizon.jpg");
  background-size: cover;
  background-position: center top;
  background-repeat: no-repeat;
  mask-image: radial-gradient(ellipse 75% 90% at 50% 60%, #000 30%, rgba(0,0,0,0.55) 60%, transparent 85%);
  -webkit-mask-image: radial-gradient(ellipse 75% 90% at 50% 60%, #000 30%, rgba(0,0,0,0.55) 60%, transparent 85%);
  opacity: 0.55;
  z-index: 0;
  pointer-events: none;
}
.hero-inner { width: min(1180px, 92%); margin: 0 auto; position: relative; z-index: 2; }
.hero-title {
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  font-weight: 700;
  font-size: clamp(30px, 4.6vw, 62px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 0 0 18px;
  text-wrap: balance;
  white-space: nowrap;
}
@media (max-width: 820px) {
  .hero-title { white-space: normal; }
}
.grad-text {
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-sub {
  color: var(--muted);
  font-size: clamp(15px, 1.4vw, 18px);
  margin: 0 auto 46px;
  max-width: 720px;
}

.feature-pills {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
  max-width: 980px;
  margin: 0 auto;
}
.pill {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 16px;
  text-align: left;
  border-radius: 14px;
  border: 1px solid rgba(120,180,255,0.18);
  background: linear-gradient(180deg, rgba(10,22,38,0.7), rgba(8,18,32,0.55));
  backdrop-filter: blur(6px);
  transition: all 0.25s ease;
}
.pill:hover {
  border-color: rgba(120,200,255,0.55);
  box-shadow: 0 0 22px rgba(90,170,255,0.18);
  transform: translateY(-2px);
}
.pill-icon {
  width: 34px; height: 34px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 10px;
  background: linear-gradient(135deg, rgba(90,215,255,0.20), rgba(155,108,255,0.20));
  color: var(--cyan);
  box-shadow: inset 0 0 12px rgba(90,215,255,0.18);
  flex-shrink: 0;
}
.pill-title { font-size: 13px; font-weight: 600; color: var(--text); letter-spacing: 0.01em; }
.pill-desc { font-size: 12px; color: var(--muted-2); margin-top: 2px; }

/* Horizon arc behind hero */
.horizon {
  position: absolute; left: 50%; bottom: -240px;
  transform: translateX(-50%);
  width: 2200px; height: 600px;
  pointer-events: none;
}
.horizon-arc {
  position: absolute; inset: 0;
  border-radius: 50%;
  background: radial-gradient(ellipse at 50% 0%, rgba(90,170,255,0.55) 0%, rgba(80,120,220,0.18) 25%, transparent 55%);
  filter: blur(8px);
}
.horizon-glow {
  position: absolute; left: 50%; top: -2px;
  width: 70%; height: 4px;
  transform: translateX(-50%);
  background: linear-gradient(90deg, transparent, rgba(120,200,255,0.95), transparent);
  box-shadow: 0 0 60px rgba(120,200,255,0.8);
  border-radius: 50%;
}
.horizon-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(120,200,255,0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120,200,255,0.08) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at 50% 0%, #000 0%, transparent 50%);
  opacity: 0.7;
}

/* =========================================================
   NEWS TICKER
   ========================================================= */
.news-ticker {
  display: flex;
  align-items: center;
  gap: 14px;
  width: min(1180px, 92%);
  margin: 14px auto 0;
  padding: 8px 16px;
  border: 1px solid var(--panel-border);
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(10,20,36,0.7), rgba(6,12,24,0.7));
  backdrop-filter: blur(8px) saturate(130%);
  box-shadow: 0 8px 30px rgba(0,10,30,0.35);
  overflow: hidden;
}
.news-ticker-label {
  flex: 0 0 auto;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: #9ecbff;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(120,180,255,0.10);
  border: 1px solid rgba(120,180,255,0.25);
}
.news-ticker-viewport {
  position: relative;
  flex: 1 1 auto;
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent 0, #000 32px, #000 calc(100% - 32px), transparent 100%);
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 32px, #000 calc(100% - 32px), transparent 100%);
}
.news-ticker-track {
  display: inline-flex;
  align-items: center;
  gap: 22px;
  white-space: nowrap;
  animation: news-roll 40s linear infinite;
  will-change: transform;
}
.news-ticker:hover .news-ticker-track { animation-play-state: paused; }
.news-ticker-item {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13.5px;
  color: #d2dcee;
}
.news-ticker-item .badge {
  font-size: 9.5px;
  padding: 3px 8px;
  letter-spacing: 0.14em;
  box-shadow: none;
}
.news-ticker-date {
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: #8aa3c8;
}
.news-ticker-text { color: #e6eefb; font-weight: 500; }
.news-ticker-sep { color: rgba(158,203,255,0.4); font-size: 10px; }

@keyframes news-roll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

@media (prefers-reduced-motion: reduce) {
  .news-ticker-track { animation: none; }
}

@media (max-width: 720px) {
  .news-ticker { padding: 6px 10px; gap: 10px; }
  .news-ticker-label { font-size: 9px; padding: 3px 8px; letter-spacing: 0.2em; }
  .news-ticker-item { font-size: 12px; gap: 8px; }
}

/* =========================================================
   PROJECTS
   ========================================================= */
.projects {
  padding: 30px 0 80px;
  display: flex; flex-direction: column;
}
.projects .container { display: flex; flex-direction: column; gap: 28px; }

.project-card {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: 36px;
  align-items: center;
  padding: 36px 40px;
  border-radius: var(--radius-card);
  border: 1px solid var(--panel-border);
  background:
    linear-gradient(180deg, rgba(10,20,36,0.65), rgba(6,12,24,0.7));
  backdrop-filter: blur(8px) saturate(130%);
  box-shadow: var(--shadow-card);
  transition: transform 0.4s ease, border-color 0.3s ease, box-shadow 0.3s ease;
  overflow: hidden;
}
.project-card::before {
  content: "";
  position: absolute; inset: 0;
  border-radius: var(--radius-card);
  background: radial-gradient(600px 240px at 0% 0%, rgba(90,170,255,0.10), transparent 60%);
  pointer-events: none;
  opacity: 0.8;
}
.project-card:hover {
  transform: translateY(-4px);
  border-color: var(--panel-border-strong);
  box-shadow:
    0 40px 100px rgba(0,10,30,0.65),
    0 0 0 1px var(--panel-border-strong) inset,
    0 0 50px rgba(90,170,255,0.18);
}
.project-card:hover .card-media img { filter: brightness(1.08) saturate(1.05); transform: scale(1.02); }

.card-text { position: relative; z-index: 2; }
.card-head { display: flex; align-items: center; gap: 16px; margin-bottom: 10px; }
.card-index {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 52px;
  font-weight: 700;
  letter-spacing: 0.04em;
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-stroke: 1px rgba(120,180,255,0.35);
  line-height: 1;
}
.badge {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 6px 12px;
  border-radius: 999px;
  color: #dceaff;
  background: var(--grad-badge);
  border: 1px solid rgba(120,180,255,0.4);
  box-shadow: 0 0 14px rgba(90,170,255,0.18);
}
.badge-cvpr { background: linear-gradient(90deg, rgba(155,108,255,0.22), rgba(77,141,255,0.22)); }
.badge-eccv {
  background: linear-gradient(90deg, rgba(110,243,197,0.22), rgba(77,141,255,0.22));
  border-color: rgba(110,243,197,0.5);
  color: #d6fff0;
  box-shadow: 0 0 14px rgba(110,243,197,0.22);
}
.badge-arxiv { background: linear-gradient(90deg, rgba(110,243,197,0.18), rgba(90,215,255,0.22)); }
.badge-review {
  background: linear-gradient(90deg, rgba(255,180,90,0.18), rgba(255,120,180,0.18));
  border-color: rgba(255,180,120,0.45);
  color: #ffe6cf;
  box-shadow: 0 0 14px rgba(255,160,120,0.18);
}

.card-title {
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  font-size: clamp(28px, 3vw, 38px);
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 6px 0 8px;
  color: var(--text);
}
.card-tag {
  font-size: 15px;
  color: #d2dcee;
  margin: 0 0 14px;
  font-weight: 500;
  line-height: 1.45;
}
.card-desc {
  font-size: 14px;
  color: var(--muted);
  margin: 0 0 22px;
  max-width: 520px;
}

.card-links {
  display: flex; gap: 10px; flex-wrap: wrap;
}
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 14px;
  font-size: 13px; font-weight: 500;
  color: var(--text);
  border-radius: var(--radius-btn);
  border: 1px solid rgba(120,180,255,0.28);
  background: var(--grad-btn);
  transition: all 0.25s ease;
}
.btn:hover {
  color: #ffffff;
  border-color: rgba(120,200,255,0.65);
  box-shadow: 0 0 20px rgba(90,170,255,0.35);
  transform: translateY(-1px);
}
.btn svg { opacity: 0.85; }

.card-media {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid rgba(120,180,255,0.22);
  background: #0a1426;
  box-shadow: 0 20px 60px rgba(0,10,30,0.5);
}
.card-media img {
  width: 100%; height: auto; display: block;
  transition: transform 0.45s ease, filter 0.45s ease;
}
.placeholder {
  aspect-ratio: 16 / 9;
}
.placeholder {
  width: 100%; height: 100%;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  background:
    radial-gradient(600px 300px at 50% 0%, rgba(90,170,255,0.22), transparent 70%),
    linear-gradient(135deg, #0a1830 0%, #1a0e30 100%);
  color: #cbd6ea;
  text-align: center;
  gap: 8px;
}
.placeholder-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 32px;
  font-weight: 700;
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  letter-spacing: 0.02em;
}
.placeholder-sub { font-size: 13px; color: var(--muted); letter-spacing: 0.18em; text-transform: uppercase; }

/* =========================================================
   FOOTER
   ========================================================= */
.footer {
  border-top: 1px solid rgba(80,170,255,0.18);
  padding: 56px 0 26px;
  background: linear-gradient(180deg, rgba(3,7,16,0.5), rgba(2,5,11,0.95));
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 50px;
  padding-bottom: 36px;
}
.footer-title {
  font-family: 'Space Grotesk', sans-serif;
  color: var(--cyan);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin: 0 0 16px;
}
.footer-text { color: var(--muted); font-size: 14px; max-width: 380px; }
.footer-list li { margin: 8px 0; }
.footer-list a {
  display: flex; justify-content: space-between; align-items: center;
  padding: 8px 0;
  color: var(--muted);
  font-size: 14px;
  border-bottom: 1px solid rgba(120,180,255,0.10);
  transition: color 0.2s ease, border-color 0.2s ease;
}
.footer-list a:hover { color: var(--cyan); border-color: rgba(120,200,255,0.4); }
.footer-list a span { color: var(--muted-2); transition: transform 0.2s ease, color 0.2s ease; }
.footer-list a:hover span { transform: translateX(4px); color: var(--cyan); }

.footer-icons { display: flex; gap: 12px; }
.footer-icons .icon-btn { width: 42px; height: 42px; }

.footer-bottom {
  padding-top: 22px;
  border-top: 1px solid rgba(80,170,255,0.10);
  text-align: right;
  color: var(--muted-2);
  font-size: 12px;
  letter-spacing: 0.02em;
}

/* =========================================================
   Reveal-on-scroll animation
   ========================================================= */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 1000px) {
  .feature-pills { grid-template-columns: repeat(2, minmax(0,1fr)); max-width: 600px; }
  .project-card { grid-template-columns: 1fr; gap: 24px; padding: 28px; }
  .card-media { order: 2; }
  .card-text  { order: 1; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  .nav-inner { flex-wrap: wrap; gap: 14px; padding: 14px 0; }
  .nav-links { order: 3; width: 100%; justify-content: space-between; gap: 12px; }
  .nav-links a { font-size: 12px; letter-spacing: 0.12em; }
  .brand-sub { display: none; }
  .hero { padding: 60px 0 40px; }
  .feature-pills { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { text-align: left; }
  .card-head { flex-wrap: wrap; }
  .card-index { font-size: 42px; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}

/* =========================================================
   Paper-button abstract preview (hover tooltip)
   ========================================================= */
.btn-paper { position: relative; }
.btn.is-pending {
  color: var(--muted);
  border-style: dashed;
  border-color: rgba(255,180,120,0.45);
  background: linear-gradient(180deg, rgba(255,180,120,0.05), rgba(255,120,180,0.05));
  cursor: help;
}
.btn.is-pending:hover {
  color: #ffe6cf;
  border-color: rgba(255,180,120,0.7);
  box-shadow: 0 0 20px rgba(255,160,120,0.22);
  transform: none;
}

.abstract-pop {
  position: absolute;
  bottom: calc(100% + 14px);
  left: 0;
  width: min(440px, 78vw);
  padding: 16px 18px 14px;
  border-radius: 14px;
  border: 1px solid var(--panel-border-strong);
  background: linear-gradient(180deg, rgba(8,18,32,0.98), rgba(6,12,24,0.98));
  box-shadow:
    0 24px 60px rgba(0,10,30,0.7),
    0 0 30px rgba(90,170,255,0.18),
    0 0 0 1px rgba(120,200,255,0.18) inset;
  backdrop-filter: blur(12px) saturate(140%);
  -webkit-backdrop-filter: blur(12px) saturate(140%);
  color: var(--text);
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 12.5px;
  line-height: 1.55;
  font-weight: 400;
  letter-spacing: 0;
  text-transform: none;
  text-align: left;
  white-space: normal;
  z-index: 40;
  opacity: 0;
  pointer-events: none;
  transform: translateY(6px);
  transition: opacity 0.22s ease, transform 0.22s ease;
}
/* Invisible bridge across the 14px gap so moving the mouse up to read
   the popup doesn't break the hover state. */
.abstract-pop::before {
  content: "";
  position: absolute;
  left: 0; right: 0;
  bottom: -16px;
  height: 18px;
}
.abstract-pop::after {
  content: "";
  position: absolute;
  bottom: -7px;
  left: 22px;
  width: 12px; height: 12px;
  background: linear-gradient(135deg, rgba(8,18,32,0.98), rgba(6,12,24,0.98));
  border-right: 1px solid var(--panel-border-strong);
  border-bottom: 1px solid var(--panel-border-strong);
  transform: rotate(45deg);
}
.btn-paper:hover .abstract-pop,
.btn-paper:focus-visible .abstract-pop {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.abstract-pop-title {
  display: block;
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 10px;
}
.abstract-pop-body {
  display: block;
  color: var(--muted);
  font-size: 12.5px;
}

@media (max-width: 720px) {
  .abstract-pop { width: min(320px, 86vw); left: 50%; transform: translate(-50%, 6px); }
  .btn-paper:hover .abstract-pop,
  .btn-paper:focus-visible .abstract-pop { transform: translate(-50%, 0); }
  .abstract-pop::after { left: 50%; margin-left: -6px; }
}

/* =========================================================
   TEAM PAGE
   ========================================================= */
.team-hero {
  position: relative;
  z-index: 2;
  padding: 90px 0 140px;
  text-align: center;
  overflow: hidden;
}
.team-eyebrow {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--cyan);
  margin: 0 0 14px;
}
.team-title {
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  font-size: clamp(44px, 7vw, 84px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1;
  margin: 0 0 18px;
}
.team-sub {
  color: var(--muted);
  font-size: 16px;
  max-width: 560px;
  margin: 0 auto;
}

.team-section {
  position: relative;
  z-index: 2;
  padding: 50px 0 100px;
}
.team-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 22px;
  margin-bottom: 56px;
}

.team-card {
  position: relative;
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-card);
  padding: 28px 26px 26px;
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.team-card:hover {
  transform: translateY(-4px);
  border-color: var(--panel-border-strong);
  box-shadow: var(--shadow-card), var(--shadow-glow);
}
.team-card-advisor {
  border-color: rgba(155, 108, 255, 0.35);
}
.team-card-advisor:hover {
  border-color: rgba(155, 108, 255, 0.65);
  box-shadow: var(--shadow-card), 0 0 40px rgba(155, 108, 255, 0.22);
}

.team-avatar {
  position: relative;
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(90,215,255,0.18), rgba(155,108,255,0.22));
  border: 1px solid var(--panel-border-strong);
  display: grid;
  place-items: center;
  box-shadow: 0 0 28px rgba(90,170,255,0.18);
  overflow: hidden;
}
.team-avatar-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}
.team-avatar-initials {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.02em;
  background: var(--grad-text);
  -webkit-background-clip: text;
          background-clip: text;
  color: transparent;
}

.team-meta { display: flex; flex-direction: column; gap: 8px; }
.team-role {
  display: inline-block;
  align-self: flex-start;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(90,215,255,0.18), rgba(77,141,255,0.18));
  border: 1px solid rgba(90,215,255,0.45);
  color: var(--cyan);
  margin-bottom: 2px;
}
.team-role-2 {
  background: linear-gradient(90deg, rgba(110,243,197,0.16), rgba(90,215,255,0.16));
  border-color: rgba(110,243,197,0.45);
  color: var(--green);
}
.team-role-advisor {
  background: linear-gradient(90deg, rgba(155,108,255,0.22), rgba(77,141,255,0.18));
  border-color: rgba(155,108,255,0.5);
  color: #c9b3ff;
}
.team-role-collab {
  background: linear-gradient(90deg, rgba(255,180,120,0.16), rgba(255,120,180,0.14));
  border-color: rgba(255,180,120,0.45);
  color: #ffd1a8;
}

.team-name {
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 4px 0 0;
  color: var(--text);
}
.team-aff {
  color: var(--muted-2);
  font-size: 13px;
  margin: 0;
}
.team-bio {
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.6;
  margin: 6px 0 4px;
}

.team-links { display: flex; flex-direction: column; gap: 8px; margin-top: 4px; }
.team-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--muted);
  padding: 6px 0;
  border-bottom: 1px solid rgba(120,180,255,0.10);
  transition: color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}
.team-link:hover {
  color: var(--cyan);
  border-color: rgba(120,200,255,0.4);
  transform: translateX(2px);
}
.team-link svg { flex-shrink: 0; opacity: 0.85; }
.team-link-mail { word-break: break-all; }

.team-contact {
  margin-top: 12px;
  padding: 28px 32px;
  border-radius: var(--radius-card);
  border: 1px solid var(--panel-border);
  background: linear-gradient(180deg, rgba(8,18,32,0.7), rgba(6,12,24,0.7));
  box-shadow: var(--shadow-card);
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
  justify-content: space-between;
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
}
.team-contact-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--text);
  margin: 0 0 6px;
}
.team-contact-sub {
  color: var(--muted);
  font-size: 14px;
  max-width: 520px;
  margin: 0;
}
.team-contact-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.team-contact-btn { font-size: 12.5px; }
.team-contact-btn-primary {
  border-color: rgba(120,200,255,0.6);
  background: linear-gradient(180deg, rgba(90,215,255,0.16), rgba(77,141,255,0.14));
  color: var(--text);
}

@media (max-width: 1180px) {
  .team-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
}
@media (max-width: 720px) {
  .team-hero { padding: 60px 0 110px; }
  .team-grid { grid-template-columns: 1fr; gap: 18px; }
  .team-contact { padding: 22px; flex-direction: column; align-items: stretch; }
  .team-contact-actions { flex-direction: column; }
  .team-contact-btn { justify-content: center; }
}