:root {
    --bg-cream: #F5F1E8;
    --bg-cream-deep: #EFE6D6;
    --bg-card: #FBF8F0;
    --ink: #2B2319;
    --ink-soft: #4A3F33;
    --ink-muted: #1F0F4F;
    --burgundy: #7A2D2D;
    --burgundy-deep: #5A1F1F;
    --mustard: #C8963D;
    --mustard-deep: #A77A29;
    --line: rgba(43, 35, 25, 0.12);
    --line-strong: rgba(43, 35, 25, 0.35);

    --track-ai: #6B6258;
    --track-fintech: #C8963D;
    --track-health: #E5D4A8;
    --track-cyber: #2C5F5D;
    --track-vc: #7A2D2D;
    --track-defense: #1A1410;

    --max: 1200px;
    --nav-h: 76px;
    --font-display: 'Fraunces', 'Georgia', serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'SF Mono', Menlo, monospace;
  }

  h1, h2, h3, h4, .hero-tagline, .stat .n, .track-card .track-name {
    font-variation-settings: 'SOFT' 100;
  }

  * { box-sizing: border-box; margin: 0; padding: 0; }
  html { scroll-behavior: smooth; }
  body {
    background: var(--bg-cream);
    color: var(--ink);
    font-family: var(--font-body);
    font-size: 17px;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
  }
  a { color: inherit; text-decoration: none; }
  img, svg { max-width: 100%; display: block; }

  body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 1;
    opacity: 0.32;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='120' height='120'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.1  0 0 0 0 0.08  0 0 0 0 0.06  0 0 0 0.06 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  }

  h1, h2, h3, h4 {
    font-family: var(--font-display);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.05;
    color: var(--ink);
  }

  .eyebrow {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--burgundy);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 10px;
  }
  .eyebrow::before { content: ""; width: 22px; height: 1px; background: var(--burgundy); }
  .eyebrow.alt { color: var(--mustard-deep); }
  .eyebrow.alt::before { background: var(--mustard-deep); }

  .wrap {
    max-width: var(--max);
    margin: 0 auto;
    padding: 0 32px;
    position: relative;
    z-index: 2;
  }

  /* NAV */
  nav.top {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(245, 241, 232, 0.88);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line);
    height: var(--nav-h);
    display: flex;
    align-items: center;
  }
  nav.top .wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
  }
  .nav-brand {
    display: flex;
    align-items: center;
    gap: 14px;
  }
  .nav-brand img { height: 42px; width: auto; }
  .nav-brand .nav-week {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--ink);
    border-left: 1px solid var(--line-strong);
    padding-left: 14px;
    letter-spacing: -0.01em;
  }
  .nav-brand .nav-week sub {
    display: block;
    font-family: var(--font-mono);
    font-weight: 500;
    font-size: 0.6rem;
    letter-spacing: 0.18em;
    color: var(--ink-muted);
    text-transform: uppercase;
    margin-top: 2px;
  }
  .nav-links {
    display: flex;
    gap: 36px;
    align-items: center;
    font-size: 0.93rem;
    font-weight: 500;
  }
  .nav-links a { color: var(--ink-soft); transition: color 0.2s; }
  .nav-links a:hover { color: var(--burgundy); }
  .nav-cta {
    background: var(--ink);
    color: var(--bg-cream);
    padding: 10px 22px;
    border-radius: 999px;
    font-weight: 600;
    font-size: 0.88rem;
    transition: all 0.2s;
  }
  .nav-cta:hover { background: var(--burgundy); transform: translateY(-1px); }

  /* BUTTONS */
  .btn {
    padding: 16px 32px;
    border-radius: 999px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    border: 1px solid transparent;
    cursor: pointer;
  }
  .btn.primary {
    background: var(--ink);
    color: var(--bg-cream);
  }
  .btn.primary:hover { background: var(--burgundy); transform: translateY(-2px); }
  .btn.secondary {
    background: transparent;
    color: var(--ink);
    border-color: var(--ink);
  }
  .btn.secondary:hover { background: var(--ink); color: var(--bg-cream); transform: translateY(-2px); }
  .btn .arrow { font-size: 1.1rem; }

  /* FOOTER (shared) */
  footer {
    padding: 80px 0 40px;
    background: var(--ink);
    color: var(--bg-cream);
  }
  .foot-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
  }
  .foot-brand img { height: 44px; margin-bottom: 18px; }
  .foot-brand .tag {
    font-family: var(--font-display);
    font-style: italic;
    font-size: 1.1rem;
    color: rgba(245, 241, 232, 0.7);
    line-height: 1.5;
    max-width: 320px;
  }
  .foot-col h4 {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--mustard);
    margin-bottom: 18px;
    font-weight: 600;
  }
  .foot-col a {
    display: block;
    color: rgba(245, 241, 232, 0.85);
    font-size: 0.94rem;
    margin-bottom: 10px;
    transition: color 0.2s;
  }
  .foot-col a:hover { color: var(--mustard); }
  .foot-bottom {
    border-top: 1px solid rgba(245, 241, 232, 0.15);
    padding-top: 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    letter-spacing: 0.1em;
    color: rgba(245, 241, 232, 0.55);
    flex-wrap: wrap;
    gap: 20px;
  }
  .foot-partners-link {
    font-size: 0.7rem;
    color: rgba(245, 241, 232, 0.4);
    letter-spacing: 0.16em;
  }
  .foot-partners-link:hover { color: var(--mustard); }


  /* HERO */
  .hero {
    padding: 90px 0 110px;
    border-bottom: 1px solid var(--line);
    position: relative;
    overflow: hidden;
  }
  .hero > .wrap { width: 100%; position: relative; z-index: 3; }
  .hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
  }
  .hero-bg-slide {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    background-color: var(--bg-cream);
    opacity: 0;
    transition: opacity 1.4s ease-in-out;
    will-change: opacity;
  }
  .hero-bg-slide.is-active { opacity: 1; }
  .hero::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 2;
    background:
      linear-gradient(135deg, rgba(245, 241, 232, 0.88) 0%, rgba(245, 241, 232, 0.80) 60%, rgba(238, 230, 213, 0.86) 100%);
    pointer-events: none;
  }
  .hero::after {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 2;
    background:
      radial-gradient(ellipse at 0% 100%, rgba(120, 26, 36, 0.12), transparent 55%),
      radial-gradient(ellipse at 100% 0%, rgba(195, 152, 56, 0.10), transparent 55%);
    pointer-events: none;
  }
  .hero-meta {
    display: flex;
    align-items: center;
    gap: 22px;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: #1F0F4F;
    font-weight: 600;
    margin-bottom: 40px;
    flex-wrap: wrap;
  }
  .hero-meta .bullet { width: 4px; height: 4px; background: #1F0F4F; border-radius: 50%; }
  .hero-meta .pill {
    background: #1F0F4F;
    color: var(--bg-cream);
    padding: 4px 12px;
    border-radius: 4px;
    font-weight: 700;
    letter-spacing: 0.14em;
  }

  .hero-logo-row {
    display: flex;
    align-items: flex-end;
    gap: 28px;
    margin-bottom: 28px;
    flex-wrap: wrap;
  }
  .hero-logo-row img { height: 92px; width: auto; }
  .hero-week-stamp {
    font-family: var(--font-display);
    font-weight: 600;
    font-style: italic;
    font-size: 4.2rem;
    line-height: 1;
    letter-spacing: -0.04em;
    color: var(--burgundy);
    transform: translateY(-6px);
  }

  .hero-headline {
    font-size: clamp(2.6rem, 5.5vw, 4.4rem);
    line-height: 1.02;
    margin-bottom: 28px;
    max-width: 980px;
    letter-spacing: -0.025em;
  }
  .hero-headline .accent {
    font-style: italic;
    font-weight: 500;
    color: var(--burgundy);
  }
  .hero-tagline {
    font-family: var(--font-display);
    font-weight: 500;
    font-style: italic;
    font-size: clamp(1.4rem, 2.4vw, 2rem);
    line-height: 1.3;
    letter-spacing: -0.02em;
    max-width: 780px;
    color: var(--ink-soft);
    margin-bottom: 48px;
  }
  .hero-cta { display: flex; gap: 18px; flex-wrap: wrap; }

  /* WEEK GLANCE */
  .week-glance {
    padding: 100px 0 80px;
    border-bottom: 1px solid var(--line);
  }
  .week-glance h2 {
    font-size: clamp(2rem, 3.5vw, 2.8rem);
    margin: 14px 0 18px;
    max-width: 720px;
  }
  .week-glance .lead {
    font-family: var(--font-display);
    font-style: italic;
    font-size: 1.25rem;
    color: var(--ink-soft);
    margin-bottom: 60px;
    max-width: 720px;
    line-height: 1.5;
  }

  .week-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 14px;
  }
  .day-card {
    background: var(--bg-card);
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 22px 18px;
    position: relative;
    transition: all 0.25s;
    overflow: hidden;
    min-height: 200px;
    display: flex;
    flex-direction: column;
  }
  .day-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 14px 36px -16px rgba(43, 35, 25, 0.18);
  }
  .day-card.flagship {
    background: var(--ink);
    color: var(--bg-cream);
    border-color: var(--ink);
  }
  .day-card .day-name {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    font-weight: 600;
    color: var(--ink-muted);
    margin-bottom: 4px;
  }
  .day-card.flagship .day-name { color: rgba(245, 241, 232, 0.6); }
  .day-card .day-date {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.6rem;
    color: var(--ink);
    margin-bottom: 16px;
    letter-spacing: -0.02em;
  }
  .day-card.flagship .day-date { color: var(--mustard); }
  .day-card .day-track-tag {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.62rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    font-weight: 600;
    padding: 4px 8px;
    border-radius: 3px;
    margin-bottom: 10px;
    color: #fff;
    align-self: flex-start;
  }
  .day-card .day-event {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1.1rem;
    line-height: 1.2;
    color: var(--ink);
    letter-spacing: -0.01em;
    margin-top: auto;
  }
  .day-card.flagship .day-event { color: var(--bg-cream); }
  .day-card.flagship .day-event-sub {
    font-family: var(--font-display);
    font-style: italic;
    font-size: 0.9rem;
    color: var(--mustard);
    margin-top: 8px;
  }

  /* TRACKS */
  .tracks {
    padding: 110px 0;
    background: var(--bg-cream-deep);
    border-bottom: 1px solid var(--line);
  }
  .tracks-head { margin-bottom: 60px; max-width: 760px; }
  .tracks-head h2 {
    font-size: clamp(2.2rem, 4vw, 3.2rem);
    margin: 14px 0 18px;
  }
  .tracks-head .lead {
    font-family: var(--font-display);
    font-style: italic;
    font-size: 1.25rem;
    color: var(--ink-soft);
    line-height: 1.5;
  }

  .track-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
  }
  .track-card {
    border-radius: 14px;
    padding: 32px 28px;
    min-height: 280px;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: all 0.3s;
  }
  .track-card:hover { transform: translateY(-6px); box-shadow: 0 24px 48px -20px rgba(43, 35, 25, 0.25); }
  .track-card .track-day {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    font-weight: 600;
    margin-bottom: 16px;
    opacity: 0.85;
  }
  .track-card .track-name {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 2rem;
    line-height: 1.05;
    letter-spacing: -0.02em;
    margin-bottom: 14px;
  }
  .track-card .track-line { width: 36px; height: 2px; margin-bottom: 18px; }
  .track-card .track-tagline {
    font-family: var(--font-display);
    font-style: italic;
    font-weight: 600;
    font-size: 1.1rem;
    line-height: 1.35;
    margin-bottom: 14px;
    letter-spacing: -0.01em;
  }
  .track-card .track-desc {
    font-size: 0.92rem;
    line-height: 1.55;
    margin-bottom: 22px;
    opacity: 0.92;
  }
  .track-card .track-anchors {
    margin-top: auto;
    font-family: var(--font-mono);
    font-size: 0.66rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    opacity: 0.7;
    line-height: 1.5;
  }


  .track-card .sponsor-cta {
    margin-top: auto;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    font-weight: 600;
    padding: 12px 18px;
    border-radius: 999px;
    background: rgba(0, 0, 0, 0.18);
    color: inherit;
    border: 1px solid rgba(255, 255, 255, 0.25);
    transition: all 0.2s;
    align-self: flex-start;
  }
  .track-card .sponsor-cta:hover {
    background: rgba(0, 0, 0, 0.32);
    transform: translateY(-2px);
  }
  .track-card.health .sponsor-cta,
  .track-card.fintech .sponsor-cta {
    background: rgba(43, 35, 25, 0.12);
    border-color: rgba(43, 35, 25, 0.28);
  }
  .track-card .cta-stack {
    margin-top: auto;
    display: flex;
    flex-direction: column;
    gap: 10px;
    align-items: flex-start;
  }
  .track-card .cta-stack .sponsor-cta,
  .track-card .cta-stack .rsvp-cta {
    margin-top: 0;
  }
  .track-card .venue-line {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    opacity: 0.85;
    margin-bottom: 16px;
  }
  .track-card .rsvp-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    font-weight: 700;
    padding: 13px 20px;
    border-radius: 999px;
    background: var(--mustard);
    color: var(--ink);
    border: 1px solid var(--mustard);
    transition: all 0.2s;
    align-self: flex-start;
  }
  .track-card .rsvp-cta:hover {
    background: #fff;
    border-color: #fff;
    transform: translateY(-2px);
  }
  .track-card .invite-only {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    font-weight: 600;
    padding: 12px 18px;
    border-radius: 999px;
    background: transparent;
    color: inherit;
    border: 1px dashed rgba(255, 255, 255, 0.45);
    opacity: 0.8;
    align-self: flex-start;
  }
  .track-card.health .sponsor-cta:hover,
  .track-card.fintech .sponsor-cta:hover {
    background: rgba(43, 35, 25, 0.22);
  }
  .track-card.ai { background: var(--track-ai); color: #F0EDE6; }
  .track-card.ai .track-line { background: #F0EDE6; }
  .track-card.fintech { background: var(--track-fintech); color: #2B2319; }
  .track-card.fintech .track-line { background: #2B2319; }
  .track-card.health { background: var(--track-health); color: #2B2319; }
  .track-card.health .track-line { background: var(--burgundy); }
  .track-card.cyber { background: var(--track-cyber); color: #F0EDE6; }
  .track-card.cyber .track-line { background: var(--mustard); }
  .track-card.vc { background: var(--track-vc); color: #FFF7F2; }
  .track-card.vc .track-line { background: var(--mustard); }
  .track-card.defense { background: var(--track-defense); color: #E8E4DA; }
  .track-card.defense .track-line { background: var(--mustard); }

  /* SPOTLIGHT */
  .spotlight { padding: 110px 0; border-bottom: 1px solid var(--line); }
  .spotlight-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
  }
  .spotlight-art {
    position: relative;
    background: var(--ink);
    border-radius: 14px;
    padding: 64px 48px;
    color: var(--bg-cream);
    overflow: hidden;
  }
  .spotlight-art::before {
    content: "";
    position: absolute;
    top: -40px;
    right: -40px;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, var(--mustard) 0%, transparent 70%);
    opacity: 0.4;
  }
  .spotlight-art .day-stamp {
    font-family: var(--font-display);
    font-style: italic;
    font-weight: 600;
    font-size: 7rem;
    line-height: 0.9;
    color: var(--mustard);
    letter-spacing: -0.04em;
    margin-bottom: 16px;
    position: relative;
  }
  .spotlight-art .day-meta {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: rgba(245, 241, 232, 0.7);
    margin-bottom: 24px;
  }
  .spotlight-art h3 { font-size: 2rem; color: var(--bg-cream); margin-bottom: 18px; }
  .spotlight-art p { color: rgba(245, 241, 232, 0.85); line-height: 1.6; }
  .spotlight-content h2 {
    font-size: clamp(2rem, 3.5vw, 2.8rem);
    margin: 14px 0 24px;
  }
  .spotlight-content p {
    font-size: 1.05rem;
    line-height: 1.7;
    color: var(--ink-soft);
    margin-bottom: 18px;
  }
  .spotlight-content .pull {
    font-family: var(--font-display);
    font-style: italic;
    font-size: 1.4rem;
    line-height: 1.4;
    color: var(--ink);
    border-left: 3px solid var(--burgundy);
    padding-left: 24px;
    margin: 32px 0;
  }

  /* FOUNDER */
  .founder { padding: 100px 0; border-bottom: 1px solid var(--line); }
  .founder-grid {
    display: grid;
    grid-template-columns: 5fr 7fr;
    gap: 60px;
    align-items: center;
  }
  .founder-card {
    background: var(--bg-card);
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 36px;
    text-align: center;
  }
  .founder-card .frame {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    border: 3px solid var(--mustard);
    margin: 0 auto 24px;
    background: var(--bg-cream-deep);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-style: italic;
    font-size: 3.5rem;
    color: var(--ink-soft);
    font-weight: 600;
    overflow: hidden;
    position: relative;
  }
  .founder-card .frame img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
    display: block;
  }
  .founder-card .frame .initials {
    position: absolute;
    inset: 0;
    display: none;
    align-items: center;
    justify-content: center;
  }
  .founder-card .frame.no-photo .initials { display: flex; }
  .founder-card .frame.no-photo img { display: none; }
  .founder-card .name {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.4rem;
    margin-bottom: 6px;
  }
  .founder-card .title {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--ink-muted);
    line-height: 1.6;
  }
  .founder-content h2 {
    font-size: clamp(2rem, 3.5vw, 2.6rem);
    margin: 14px 0 24px;
  }
  .founder-content p {
    font-size: 1.05rem;
    line-height: 1.7;
    color: var(--ink-soft);
    margin-bottom: 18px;
  }
  .founder-credits {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 24px;
  }
  .credit-pill {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    font-weight: 600;
    padding: 8px 14px;
    border-radius: 999px;
    background: var(--bg-cream-deep);
    color: var(--ink);
    border: 1px solid var(--line);
  }

  /* CONTACT */
  .contact-cta {
    padding: 100px 0;
    background: var(--ink);
    color: var(--bg-cream);
    text-align: center;
  }
  .contact-cta .eyebrow { color: var(--mustard); justify-content: center; }
  .contact-cta .eyebrow::before { background: var(--mustard); }
  .contact-cta h2 {
    font-size: clamp(2.4rem, 5vw, 3.6rem);
    color: var(--bg-cream);
    margin: 18px auto 24px;
    max-width: 760px;
  }
  .contact-cta h2 .accent {
    font-style: italic;
    font-weight: 500;
    color: var(--mustard);
  }
  .contact-cta p {
    font-family: var(--font-display);
    font-style: italic;
    font-size: 1.3rem;
    line-height: 1.5;
    color: rgba(245, 241, 232, 0.85);
    max-width: 640px;
    margin: 0 auto 40px;
  }
  .contact-cta .btn.primary {
    background: var(--mustard);
    color: var(--ink);
  }
  .contact-cta .btn.primary:hover { background: var(--burgundy); color: #fff; }


  /* THANK YOU SPONSORS */
  .sponsors-band {
    padding: 14px 0 18px;
    background: var(--bg-cream-deep);
    border-bottom: 1px solid var(--line);
    overflow: hidden;
  }
  .sponsors-band .wrap { padding-top: 0; padding-bottom: 0; }
  .sponsors-band .eyebrow,
  .sponsors-band h2 { display: none; }
  .sponsors-band .sub {
    text-align: center;
    color: #3A1F70;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    margin: 0 0 14px;
    opacity: 1;
  }
  .sponsors-marquee {
    position: relative;
    width: 100%;
    overflow: hidden;
    mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
    -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  }
  .sponsors-track {
    display: flex;
    gap: 40px;
    width: max-content;
    animation: sponsor-scroll 38s linear infinite;
  }
  .sponsors-band:hover .sponsors-track { animation-play-state: paused; }
  .sponsor-logo {
    flex: 0 0 auto;
    min-width: 170px;
    height: 78px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 10px;
    color: var(--ink);
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 0.95rem;
    letter-spacing: -0.01em;
    text-align: center;
    line-height: 1.15;
    opacity: 0.9;
  }
  .sponsor-logo img {
    max-height: 64px;
    max-width: 170px;
    width: auto;
    height: auto;
    object-fit: contain;
  }
  .sponsor-logo.text-mark {
    font-family: 'Space Grotesk', var(--font-display);
    font-weight: 700;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    font-size: 1rem;
  }
  .sponsor-logo.dark-tile {
    background: var(--ink);
    border-radius: 10px;
    padding: 8px 14px;
  }
  .sponsor-grid-item.dark-tile {
    background: var(--ink);
  }
  .sponsor-grid-item.dark-tile .name { color: rgba(245, 241, 232, 0.7); }
  .sponsor-grid-item.dark-tile:hover { border-color: var(--mustard); }

  .sponsor-grid-item.cta-tile {
    background: #1F0F4F;
    border-color: #1F0F4F;
    color: var(--bg-cream);
    cursor: pointer;
    font-family: inherit;
  }
  .sponsor-grid-item.cta-tile:hover {
    background: #2A1668;
    border-color: var(--mustard);
    transform: translateY(-4px);
  }
  button.sponsor-grid-item.cta-tile {
    appearance: none;
    -webkit-appearance: none;
    width: 100%;
    text-align: center;
  }
  .sponsor-grid-item.cta-tile .cta-mark {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.6rem;
    line-height: 1.05;
    letter-spacing: -0.01em;
    text-align: center;
    color: var(--bg-cream);
  }
  .sponsor-grid-item.cta-tile .name {
    color: var(--bg-cream);
    opacity: 0.9;
    font-weight: 600;
  }

  /* SPONSOR FORM MODAL */
  .modal {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(31, 15, 79, 0.6);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 9999;
    align-items: center;
    justify-content: center;
    padding: 24px;
    overflow-y: auto;
  }
  .modal.is-open { display: flex; }
  .modal-card {
    background: var(--bg-cream);
    border-radius: 16px;
    max-width: 580px;
    width: 100%;
    padding: 44px 40px 36px;
    position: relative;
    box-shadow: 0 30px 80px -20px rgba(31, 15, 79, 0.5);
    animation: modal-pop 0.25s ease-out;
  }
  @keyframes modal-pop {
    from { transform: translateY(20px) scale(0.96); opacity: 0; }
    to { transform: translateY(0) scale(1); opacity: 1; }
  }
  .modal-close {
    position: absolute;
    top: 14px;
    right: 18px;
    background: transparent;
    border: 0;
    font-size: 2rem;
    line-height: 1;
    color: var(--ink-soft);
    cursor: pointer;
    padding: 6px 12px;
    border-radius: 999px;
    transition: all 0.15s;
  }
  .modal-close:hover { color: var(--ink); background: rgba(0, 0, 0, 0.06); }
  .modal-eyebrow {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: #1F0F4F;
    font-weight: 700;
    margin-bottom: 10px;
    display: inline-block;
  }
  .modal-card h3 {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(1.8rem, 4vw, 2.4rem);
    line-height: 1.05;
    letter-spacing: -0.02em;
    color: var(--ink);
    margin: 0 0 12px;
  }
  .modal-lead {
    color: var(--ink-soft);
    font-family: var(--font-display);
    font-style: italic;
    font-size: 1.05rem;
    line-height: 1.5;
    margin: 0 0 28px;
  }
  .sponsor-form { display: flex; flex-direction: column; gap: 14px; }
  .sponsor-form .field-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
  }
  .sponsor-form label { display: flex; flex-direction: column; gap: 6px; }
  .sponsor-form .label {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--ink-soft);
    font-weight: 600;
  }
  .sponsor-form input,
  .sponsor-form select,
  .sponsor-form textarea {
    font-family: inherit;
    font-size: 0.95rem;
    padding: 10px 14px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #fff;
    color: var(--ink);
    transition: border-color 0.15s;
    width: 100%;
  }
  .sponsor-form input:focus,
  .sponsor-form select:focus,
  .sponsor-form textarea:focus {
    outline: 0;
    border-color: #1F0F4F;
    box-shadow: 0 0 0 3px rgba(31, 15, 79, 0.12);
  }
  .sponsor-form textarea { resize: vertical; min-height: 70px; }
  .modal-submit {
    align-self: flex-start;
    background: #1F0F4F;
    color: var(--bg-cream);
    border: 0;
    padding: 14px 26px;
    border-radius: 999px;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.2s;
    margin-top: 6px;
  }
  .modal-submit:hover { background: #2A1668; transform: translateY(-2px); }
  .modal-submit:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }
  .modal-fineprint {
    font-size: 0.82rem;
    color: var(--ink-soft);
    margin: 4px 0 0;
  }
  .modal-fineprint a { color: #1F0F4F; font-weight: 600; }
  .form-success { text-align: center; padding: 20px 0; }
  .form-success .modal-submit { align-self: center; }
  @media (max-width: 540px) {
    .modal-card { padding: 36px 24px 28px; }
    .sponsor-form .field-row { grid-template-columns: 1fr; }
  }
  @keyframes sponsor-scroll {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
  }
  @media (prefers-reduced-motion: reduce) {
    .sponsors-track { animation: none; flex-wrap: wrap; justify-content: center; }
  }


  /* RSVP CALENDAR */
  .rsvp-calendar {
    padding: 110px 0;
    background: var(--bg-cream-deep);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
  }
  .rsvp-calendar .eyebrow { color: var(--burgundy); }
  .rsvp-calendar .eyebrow::before { background: var(--burgundy); }
  .rsvp-calendar h2 {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(2rem, 4vw, 2.8rem);
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin: 12px 0 14px;
    color: var(--ink);
  }
  .rsvp-calendar .lead {
    color: var(--ink-soft);
    font-family: var(--font-display);
    font-style: italic;
    font-size: 1.15rem;
    line-height: 1.5;
    max-width: 640px;
    margin-bottom: 44px;
  }
  .rsvp-calendar .luma-frame {
    width: 100%;
    max-width: 760px;
    margin: 0 auto;
    border-radius: 14px;
    overflow: hidden;
    border: 1px solid var(--line);
    background: var(--bg-cream);
    box-shadow: 0 18px 36px -22px rgba(43, 35, 25, 0.22);
  }
  .rsvp-calendar .luma-frame iframe {
    display: block;
    width: 100%;
    height: 620px;
    border: 0;
  }
  @media (max-width: 640px) {
    .rsvp-calendar { padding: 80px 0; }
    .rsvp-calendar .luma-frame iframe { height: 540px; }
  }


  /* SPONSOR PARTNERS GRID */
  .sponsors-grid-section {
    padding: 100px 0;
    background: var(--bg-cream);
    border-top: 1px solid var(--line);
  }
  .sponsors-grid-section .eyebrow { color: var(--burgundy); }
  .sponsors-grid-section .eyebrow::before { background: var(--burgundy); }
  .sponsors-grid-section h2 {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(2rem, 4vw, 2.8rem);
    line-height: 1.1;
    margin: 12px 0 16px;
    letter-spacing: -0.02em;
    color: var(--ink);
  }
  .sponsors-grid-section .lead {
    color: var(--ink-soft);
    font-family: var(--font-display);
    font-style: italic;
    font-size: 1.15rem;
    line-height: 1.5;
    margin-bottom: 56px;
    max-width: 640px;
  }
  .sponsors-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
  }
  .sponsor-grid-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 14px;
    height: 180px;
    padding: 24px 18px;
    background: var(--bg-cream-deep);
    border: 1px solid var(--line);
    border-radius: 14px;
    text-decoration: none;
    color: var(--ink);
    transition: all 0.2s;
  }
  .sponsor-grid-item:hover {
    transform: translateY(-4px);
    border-color: var(--burgundy);
    box-shadow: 0 16px 32px -16px rgba(43, 35, 25, 0.2);
  }
  .sponsor-grid-item img {
    max-height: 88px;
    max-width: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
  }
  .sponsor-grid-item .name {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--ink-soft);
    text-align: center;
  }
  @media (max-width: 1000px) {
    .sponsors-grid { grid-template-columns: repeat(4, 1fr); }
  }
  @media (max-width: 780px) {
    .sponsors-grid { grid-template-columns: repeat(3, 1fr); }
  }
  @media (max-width: 540px) {
    .sponsors-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
    .sponsor-grid-item { height: 150px; padding: 18px 12px; }
    .sponsor-grid-item img { max-height: 64px; }
  }


  /* VENUES LIST */
  .venues-list {
    padding: 100px 0;
    background: var(--bg-cream);
    border-top: 1px solid var(--line);
  }
  .venues-list .eyebrow { color: var(--burgundy); }
  .venues-list .eyebrow::before { background: var(--burgundy); }
  .venues-list h2 {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(2rem, 4vw, 2.8rem);
    line-height: 1.1;
    margin: 12px 0 12px;
    color: var(--ink);
    letter-spacing: -0.02em;
  }
  .venues-list .lead {
    color: var(--ink-soft);
    font-family: var(--font-display);
    font-style: italic;
    font-size: 1.15rem;
    line-height: 1.5;
    max-width: 640px;
    margin-bottom: 52px;
  }
  .venues-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
  }
  .venue-tile {
    display: flex;
    flex-direction: column;
    background: var(--bg-cream-deep);
    border: 1px solid var(--line);
    border-radius: 14px;
    overflow: hidden;
    transition: all 0.25s;
    text-decoration: none;
    color: var(--ink);
  }
  .venue-tile:hover {
    transform: translateY(-4px);
    box-shadow: 0 18px 36px -18px rgba(43, 35, 25, 0.24);
    border-color: var(--burgundy);
  }
  .venue-tile-img {
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: var(--bg-cream);
  }
  .venue-tile-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s;
  }
  .venue-tile:hover .venue-tile-img img { transform: scale(1.04); }
  .venue-tile-content { padding: 26px 28px 30px; }
  .venue-tile-name {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.6rem;
    line-height: 1.1;
    margin: 0 0 8px;
    letter-spacing: -0.01em;
  }
  .venue-tile-area {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--ink-muted);
    margin-bottom: 16px;
  }
  .venue-tile-desc {
    font-size: 0.96rem;
    line-height: 1.55;
    color: var(--ink-soft);
    margin: 0 0 18px;
  }
  .venue-tile-link {
    font-family: var(--font-mono);
    font-size: 0.74rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    font-weight: 700;
    color: var(--burgundy);
  }
  .venue-tile:hover .venue-tile-link { color: var(--burgundy-deep); }
  @media (max-width: 720px) {
    .venues-grid { grid-template-columns: 1fr; gap: 22px; }
    .venue-tile-content { padding: 22px 22px 26px; }
    .venue-tile-name { font-size: 1.4rem; }
  }


  /* VENUE */
  .venue {
    padding: 110px 0;
    border-bottom: 1px solid var(--line);
    background: var(--bg-cream-deep);
  }
  .venue-grid {
    display: grid;
    grid-template-columns: 6fr 5fr;
    gap: 80px;
    align-items: center;
  }
  .venue-content h2 {
    font-size: clamp(2.4rem, 4.2vw, 3.4rem);
    margin: 14px 0 22px;
    letter-spacing: -0.025em;
    line-height: 1.05;
  }
  .venue-content h2 .accent {
    font-style: italic;
    font-weight: 500;
    color: var(--burgundy);
  }
  .venue-content .lead {
    font-family: var(--font-display);
    font-style: italic;
    font-size: 1.3rem;
    line-height: 1.5;
    color: var(--ink-soft);
    margin-bottom: 30px;
  }
  .venue-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin: 36px 0;
    padding: 28px 0;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
  }
  .venue-stats .stat .n {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 2.6rem;
    line-height: 1;
    color: var(--burgundy);
    letter-spacing: -0.03em;
    margin-bottom: 6px;
  }
  .venue-stats .stat .l {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--ink-muted);
    font-weight: 600;
  }
  .venue-card {
    background: var(--ink);
    color: var(--bg-cream);
    border-radius: 18px;
    padding: 56px 44px;
    position: relative;
    overflow: hidden;
  }
  .venue-card::before {
    content: "";
    position: absolute;
    bottom: -60px;
    left: -60px;
    width: 240px;
    height: 240px;
    background: radial-gradient(circle, var(--mustard) 0%, transparent 70%);
    opacity: 0.35;
  }
  .venue-card .partner-pill {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.66rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    font-weight: 600;
    padding: 6px 12px;
    background: var(--mustard);
    color: var(--ink);
    border-radius: 4px;
    margin-bottom: 28px;
    position: relative;
  }
  .venue-card h3 {
    font-size: 2.4rem;
    color: var(--bg-cream);
    margin-bottom: 18px;
    position: relative;
    line-height: 1.05;
  }
  .venue-card h3 .accent {
    color: var(--mustard);
    font-style: italic;
    font-weight: 500;
  }
  .venue-card .address {
    font-family: var(--font-mono);
    font-size: 0.92rem;
    line-height: 1.7;
    color: rgba(245, 241, 232, 0.85);
    margin-bottom: 28px;
    position: relative;
  }
  .venue-card .map-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    font-weight: 600;
    color: var(--mustard);
    border-bottom: 1px solid var(--mustard);
    padding-bottom: 4px;
    position: relative;
  }
  .venue-card .map-link:hover { color: #fff; border-color: #fff; }
  /* VENUE GALLERY */
  .venue-gallery {
    margin-top: 60px;
  }
  .venue-gallery-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 14px;
    margin-bottom: 24px;
  }
  .venue-photo {
    background: var(--ink);
    border-radius: 12px;
    overflow: hidden;
    aspect-ratio: 4 / 3;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(245, 241, 232, 0.4);
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    text-align: center;
    padding: 20px;
  }
  .venue-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.6s ease;
  }
  .venue-photo:hover img { transform: scale(1.04); }
  .venue-photo .photo-fallback {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(43, 35, 25, 0.92), rgba(74, 63, 51, 0.92));
    pointer-events: none;
    opacity: 1;
    transition: opacity 0.3s;
  }
  .venue-photo.loaded .photo-fallback { opacity: 0; }
  .venue-photo .photo-fallback svg {
    width: 28px;
    height: 28px;
    margin-bottom: 12px;
    opacity: 0.6;
  }
  .venue-photo .photo-caption {
    position: absolute;
    bottom: 16px;
    left: 16px;
    right: 16px;
    font-family: var(--font-mono);
    font-size: 0.66rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--bg-cream);
    text-shadow: 0 1px 6px rgba(0, 0, 0, 0.6);
    z-index: 2;
    text-align: left;
  }
  .venue-credit {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--ink-muted);
    margin-top: 16px;
  }

  @media (max-width: 980px) {
    .venue-gallery-grid { grid-template-columns: 1fr 1fr; }
    .venue-photo:first-child { grid-column: span 2; }
  }
  @media (max-width: 640px) {
    .venue-gallery-grid { grid-template-columns: 1fr; }
    .venue-photo:first-child { grid-column: span 1; }
  }


  @media (max-width: 980px) {
    .venue-grid { grid-template-columns: 1fr; gap: 50px; }
  }
  @media (max-width: 640px) {
    .venue-stats { grid-template-columns: 1fr; gap: 18px; }
    .venue-card { padding: 40px 28px; }
  }

  /* RESPONSIVE */
  @media (max-width: 980px) {
    .week-grid { grid-template-columns: repeat(4, 1fr); }
    .track-grid { grid-template-columns: repeat(2, 1fr); }
    .spotlight-grid { grid-template-columns: 1fr; gap: 50px; }
    .founder-grid { grid-template-columns: 1fr; gap: 40px; }
    .foot-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  }
  @media (max-width: 640px) {
    nav.top .wrap { gap: 12px; flex-wrap: nowrap; }
    .nav-links { display: flex; gap: 14px; font-size: 0.78rem; }
    .nav-links a { display: none; }
    .nav-links a[href="tracks.html"] { display: inline; font-weight: 600; }
    .nav-brand { gap: 8px; }
    .nav-brand img { height: 26px; }
    .nav-brand .nav-week { font-size: 0.9rem; }
    .nav-brand .nav-week sub { display: none; }
    .nav-cta { padding: 8px 14px; font-size: 0.78rem; }
    .week-grid { grid-template-columns: repeat(2, 1fr); }
    .track-grid { grid-template-columns: 1fr; }
    .foot-grid { grid-template-columns: 1fr; gap: 32px; }
    .foot-bottom { flex-direction: column; align-items: flex-start; }
    .hero-week-stamp { font-size: 3rem; }
    .hero-logo-row img { height: 70px; }
    .sponsor-logo { min-width: 130px; height: 64px; padding: 0 8px; }
    .sponsor-logo img { max-height: 48px; max-width: 124px; }
    .sponsors-track { gap: 24px; }
    .hero h1 { font-size: clamp(2.2rem, 9vw, 3rem); }
    .contact-cta h2 { font-size: clamp(1.8rem, 6vw, 2.4rem); }
  }

/* PAGE HERO (on tracks page) */