/* ==========================================================================
   SACROWC 2027 — site stylesheet
   Same visual language as www.cimtt.cl (Chivo, deep-navy surfaces, drifting
   light beams, glass header, reveal motion, full-screen home deck), in the
   conference's blue / orange.
   ========================================================================== */

@font-face { font-family: "Chivo"; src: url("../fonts/Chivo-Variable.ttf") format("truetype"); font-weight: 100 900; font-style: normal; font-display: swap; }
@font-face { font-family: "Chivo"; src: url("../fonts/Chivo-Italic-Variable.ttf") format("truetype"); font-weight: 100 900; font-style: italic; font-display: swap; }

:root {
  --bg: #f6f8fc; --bg-elev: #ffffff; --bg-soft: #eaf0f9;
  --ink: #0a1a3a; --ink-2: #33415c; --ink-3: #64748b; --line: #dfe6f1;
  --blue: #1a67cc; --blue-deep: #124e9e; --blue-soft: #7fb2ff;
  --orange: #f59e0b; --orange-soft: #ffc861;
  --navy-900: #050f2b; --navy-800: #0a1a3a; --navy-700: #112a5e;
  --grad: linear-gradient(90deg, var(--blue) 0%, var(--orange) 100%);
  --line-dark: rgba(255,255,255,.14);
  --ease: cubic-bezier(.2,.7,.2,1);
  --r-sm: 6px; --r-md: 14px; --r-lg: 20px; --r-pill: 999px;
  --shadow-sm: 0 1px 2px rgba(10,26,58,.05), 0 1px 3px rgba(10,26,58,.07);
  --shadow-md: 0 6px 16px rgba(10,26,58,.08), 0 2px 4px rgba(10,26,58,.04);
  --shadow-lg: 0 30px 60px -24px rgba(5,15,43,.35), 0 8px 20px -10px rgba(5,15,43,.15);
  --max: 1200px; --gutter: clamp(1rem, 4vw, 2rem); --header-h: 76px;
  --ff: "Chivo", system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; font-family: var(--ff); font-size: 16px; line-height: 1.65; color: var(--ink-2); background: var(--bg); -webkit-font-smoothing: antialiased; }
img, svg, video { max-width: 100%; height: auto; display: block; }
a { color: var(--blue-deep); text-decoration: none; }
a:hover { color: var(--blue); }
button { font: inherit; cursor: pointer; }
h1, h2, h3, h4 { font-family: var(--ff); color: var(--ink); letter-spacing: -.02em; line-height: 1.12; margin: 0 0 .6em; font-weight: 700; overflow-wrap: normal; hyphens: manual; }
h1 { font-weight: 800; font-size: clamp(2rem, 3.6vw + .6rem, 3.6rem); line-height: 1.05; }
h2 { font-size: clamp(1.6rem, 2vw + .8rem, 2.5rem); }
h3 { font-size: 1.25rem; }
p { margin: 0 0 1em; }
.muted { color: var(--ink-3); }
.skip { position: absolute; left: -999px; top: 0; background: #fff; padding: .6rem 1rem; z-index: 200; }
.skip:focus { left: 8px; top: 8px; }
.container { width: 100%; max-width: var(--max); margin-inline: auto; padding-inline: var(--gutter); }
.eyebrow { display: inline-block; font-size: .74rem; font-weight: 600; text-transform: uppercase; letter-spacing: .18em; color: var(--blue-deep); margin-bottom: 1rem; }

/* ---------- Buttons ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .5rem; padding: .85rem 1.5rem; border-radius: var(--r-pill); font-weight: 600; font-size: .95rem; border: 1px solid transparent; white-space: nowrap; transition: transform .25s var(--ease), box-shadow .25s, background .25s, color .25s, border-color .25s; }
.btn-lg { padding: 1rem 1.9rem; font-size: 1.02rem; }
.btn-primary { background: var(--blue); color: #fff; box-shadow: 0 14px 30px -14px rgba(26,103,204,.8); }
.btn-primary:hover { background: var(--blue-deep); color: #fff; transform: translateY(-2px); }
.btn-ghost { color: #fff; border-color: rgba(255,255,255,.4); }
.btn-ghost:hover { color: #fff; border-color: #fff; background: rgba(255,255,255,.1); }
.btn-outline { color: var(--ink); border-color: var(--line); background: #fff; }
.btn-outline:hover { border-color: var(--blue); color: var(--blue-deep); }

/* ---------- Header ---------- */
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(246,248,252,.8); backdrop-filter: saturate(160%) blur(16px); -webkit-backdrop-filter: saturate(160%) blur(16px); border-bottom: 1px solid transparent; transition: background .35s var(--ease), border-color .35s var(--ease), transform .25s ease; }
.site-header.is-scrolled { border-bottom-color: var(--line); }
.nav { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; height: var(--header-h); }
.brand { line-height: 0; flex: none; }
.brand-logo { height: 46px; width: auto; transition: filter .35s var(--ease); }
.nav-links { display: none; list-style: none; margin: 0; padding: 0; gap: .2rem; align-items: center; }
.nav-links a { display: block; color: var(--ink-2); font-weight: 500; font-size: .95rem; padding: .5rem .9rem; border-radius: var(--r-pill); transition: background .15s, color .15s; }
.nav-links a:hover { background: var(--bg-soft); color: var(--ink); }
.nav-links a.is-current { color: var(--blue-deep); background: rgba(26,103,204,.1); }
.has-children { position: relative; }
.has-children > a::after { content: "▾"; font-size: .65rem; margin-left: .3rem; opacity: .6; }
.dropdown { position: absolute; top: calc(100% + .25rem); left: 0; min-width: 250px; list-style: none; margin: 0; padding: .5rem; background: #fff; border: 1px solid var(--line); border-radius: 12px; box-shadow: var(--shadow-lg); opacity: 0; visibility: hidden; transform: translateY(-4px); transition: opacity .15s, transform .15s, visibility .15s; }
.has-children:hover .dropdown, .has-children:focus-within .dropdown { opacity: 1; visibility: visible; transform: none; }
.dropdown a { border-radius: 8px; color: var(--ink-2) !important; }
.dropdown a:hover { background: var(--bg-soft) !important; color: var(--ink) !important; }
.nav-cta { display: none; padding: .6rem 1.1rem; font-size: .88rem; }
.nav-toggle { display: inline-grid; place-items: center; width: 42px; height: 42px; border: 1px solid var(--line); background: #fff; border-radius: 10px; }
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after { content: ""; display: block; width: 18px; height: 2px; background: var(--ink); border-radius: 2px; transition: transform .2s, top .2s; }
.nav-toggle span { position: relative; }
.nav-toggle span::before { position: absolute; top: -6px; } .nav-toggle span::after { position: absolute; top: 6px; }
.nav-toggle[aria-expanded="true"] span { background: transparent; }
.nav-toggle[aria-expanded="true"] span::before { top: 0; transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] span::after { top: 0; transform: rotate(-45deg); }
.mobile-menu { display: none; border-top: 1px solid var(--line); background: #fff; padding: 1rem var(--gutter) 2rem; max-height: calc(100dvh - var(--header-h)); overflow-y: auto; }
.mobile-menu.is-open { display: block; }
.mobile-menu ul { list-style: none; margin: 0; padding: 0; }
.mobile-menu > ul > li { border-bottom: 1px solid var(--line); }
.mobile-menu a { display: block; padding: .8rem 0; color: var(--ink); font-weight: 600; }
.mobile-menu .sub { padding: 0 0 .5rem 1rem; }
.mobile-menu .sub a { padding: .4rem 0; font-weight: 400; color: var(--ink-2); }
@media (min-width: 960px) {
  .nav-links { display: flex; } .nav-cta { display: inline-flex; } .nav-toggle { display: none; }
  .site-header { position: fixed; left: 0; right: 0; }
  /* transparent over the dark hero until the page scrolls */
  .site-header:not(.is-scrolled) { background: transparent; backdrop-filter: none; -webkit-backdrop-filter: none; }
  .site-header:not(.is-scrolled) .brand-logo { filter: brightness(0) invert(1); }
  .site-header:not(.is-scrolled) .nav-links > li > a { color: rgba(255,255,255,.88); }
  .site-header:not(.is-scrolled) .nav-links > li > a:hover { color: #fff; background: rgba(255,255,255,.1); }
  .site-header:not(.is-scrolled) .nav-links > li > a.is-current { color: #fff; background: rgba(255,255,255,.16); }
}

/* ---------- Beams (shared) ---------- */
.beam { position: absolute; border-radius: 50%; filter: blur(60px); opacity: .5; animation: drift 16s ease-in-out infinite alternate; }
.beam-a { width: 55vw; height: 55vw; left: -18vw; bottom: -22vw; background: radial-gradient(circle, rgba(26,103,204,.9) 0%, rgba(26,103,204,0) 65%); }
.beam-b { width: 46vw; height: 30vw; right: -14vw; top: 6vw; background: radial-gradient(ellipse, rgba(245,158,11,.7) 0%, rgba(245,158,11,0) 65%); animation-delay: -8s; }
@keyframes drift { from { transform: translate3d(0,0,0) scale(1); } to { transform: translate3d(4vw,-3vw,0) scale(1.12); } }
@keyframes rise { to { opacity: 1; transform: translateY(0); } }

/* ---------- Home hero ---------- */
.hero { position: relative; isolation: isolate; overflow: hidden; min-height: clamp(600px, 100svh, 980px); display: grid; align-items: end; background: var(--navy-900); color: #fff; }
.hero-slides, .hero-fx, .hero-shade { position: absolute; inset: 0; }
.hero-slides { overflow: hidden; }   /* the zooming slide must not enlarge the panel */
.hero-slides img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 72% center; opacity: 0; transform: scale(1.02); transition: opacity 1.6s var(--ease); filter: saturate(1.3) contrast(1.15) brightness(.95); }
.hero-slides img.is-on { opacity: 1; animation: kenburns 9s linear forwards; }
@keyframes kenburns { from { transform: scale(1.02); } to { transform: scale(1.1); } }
.hero-fx { overflow: hidden; z-index: 1; mix-blend-mode: screen; }
.hero-shade { z-index: 2; background:
  linear-gradient(90deg, rgba(5,15,43,.96) 0%, rgba(5,15,43,.86) 32%, rgba(5,15,43,.3) 60%, rgba(5,15,43,.05) 100%),
  linear-gradient(180deg, rgba(5,15,43,.45) 0%, rgba(5,15,43,0) 26%, rgba(5,15,43,.55) 100%); }
.hero-content { position: relative; z-index: 3; padding-top: calc(var(--header-h) + 1.5rem); padding-bottom: clamp(70px, 10vh, 110px); }
.hero .eyebrow { color: var(--orange-soft); font-size: clamp(.8rem, 1vw, 1rem); letter-spacing: .16em; margin-bottom: .9rem; }
.hero h1 { color: #fff; max-width: 16ch; margin: 0; font-size: clamp(2rem, 3.2vw + .5rem, 3.4rem); text-shadow: 0 2px 30px rgba(5,15,43,.5); }
.hero-meta { margin: 1.2rem 0 0; font-size: clamp(1.05rem, 1.4vw, 1.35rem); font-weight: 500; color: rgba(255,255,255,.9); }
.hero-meta span { color: var(--orange); margin: 0 .5rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 1.4rem; }
.countdown { display: flex; gap: .7rem; margin-top: 1.4rem; }
.countdown div { min-width: 78px; padding: .7rem .9rem; border-radius: 12px; background: rgba(255,255,255,.07); border: 1px solid var(--line-dark); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); text-align: center; }
.countdown strong { display: block; font-size: 1.6rem; font-weight: 800; line-height: 1; font-variant-numeric: tabular-nums; }
.countdown span { font-size: .68rem; letter-spacing: .16em; text-transform: uppercase; color: rgba(255,255,255,.65); }
.hero-sponsors { margin-top: 1.4rem; }
.hero-sponsors small { display: block; font-size: .72rem; letter-spacing: .16em; text-transform: uppercase; color: rgba(255,255,255,.65); margin-bottom: .6rem; }
.chips { display: flex; flex-wrap: wrap; gap: .6rem; }
.chip { display: grid; place-items: center; height: 50px; padding: .5rem .9rem; border-radius: 12px; background: rgba(255,255,255,.94); transition: transform .25s var(--ease); }
.chip:hover { transform: translateY(-3px); }
.chip img { max-height: 34px; width: auto; }
.hero .eyebrow, .hero h1, .hero-meta, .hero-actions, .countdown, .hero-sponsors { opacity: 0; transform: translateY(28px); animation: rise .9s var(--ease) forwards; }
.hero .eyebrow { animation-delay: .1s; } .hero h1 { animation-delay: .25s; } .hero-meta { animation-delay: .45s; }
.hero-actions { animation-delay: .6s; } .countdown { animation-delay: .75s; } .hero-sponsors { animation-delay: .9s; }
.scroll-hint { position: absolute; left: 50%; bottom: 22px; z-index: 4; transform: translateX(-50%); display: flex; flex-direction: column; align-items: center; gap: 8px; color: rgba(255,255,255,.65); font-size: .68rem; letter-spacing: .2em; text-transform: uppercase; }
.scroll-hint:hover { color: #fff; }
.scroll-hint i { width: 1px; height: 34px; background: linear-gradient(180deg, rgba(255,255,255,.75), rgba(255,255,255,0)); animation: hint 1.8s ease-in-out infinite; }
@keyframes hint { 0% { transform: scaleY(0); transform-origin: top; } 50% { transform: scaleY(1); transform-origin: top; } 51% { transform-origin: bottom; } 100% { transform: scaleY(0); transform-origin: bottom; } }

/* ---------- Sections ---------- */
.section { position: relative; padding: clamp(3.5rem, 8vw, 6.5rem) 0; }
.section-alt { background: var(--bg-soft); }
.section-dark { isolation: isolate; overflow: hidden; background: radial-gradient(1200px 700px at 15% 0%, var(--navy-700), var(--navy-900) 70%); color: rgba(255,255,255,.78); }
.section-dark h2, .section-dark h3 { color: #fff; }
.section-dark .eyebrow { color: var(--orange-soft); }
.section-dark::before, .section-dark::after { content: ""; position: absolute; z-index: -1; border-radius: 50%; filter: blur(60px); opacity: .32; animation: drift 16s ease-in-out infinite alternate; }
.section-dark::before { width: 55vw; height: 55vw; right: 4vw; bottom: 0; background: radial-gradient(circle, rgba(26,103,204,.9) 0%, rgba(26,103,204,0) 65%); }
.section-dark::after { width: 46vw; height: 30vw; left: -12vw; top: -16vw; background: radial-gradient(ellipse, rgba(245,158,11,.7) 0%, rgba(245,158,11,0) 65%); animation-delay: -8s; }
.section-head { text-align: center; margin-bottom: clamp(1.8rem, 4vw, 3rem); }
.section-head h2 { margin: 0; }
.section-head::after { content: ""; display: block; width: 64px; height: 3px; margin: 16px auto 0; border-radius: 2px; background: var(--grad); }
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.is-visible { opacity: 1; transform: none; }

.split { display: grid; gap: clamp(2rem, 5vw, 4.5rem); align-items: center; }
@media (min-width: 960px) { .split { grid-template-columns: 1.35fr 1fr; } }
.facts { background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); box-shadow: var(--shadow-lg); padding: clamp(1.4rem, 3vw, 2.2rem); }
.fact { display: flex; align-items: center; gap: 1rem; padding: .9rem 0; border-bottom: 1px solid var(--line); }
.fact-ic { width: 46px; height: 46px; flex: none; display: grid; place-items: center; font-size: 1.3rem; border-radius: 12px; background: linear-gradient(135deg, rgba(26,103,204,.14), rgba(245,158,11,.16)); }
.fact strong { display: block; color: var(--ink); font-size: 1.1rem; font-weight: 700; line-height: 1.2; }
.fact span:not(.fact-ic) { font-size: .82rem; color: var(--ink-3); letter-spacing: .04em; }
.facts-actions { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: 1.3rem; }
.facts-note { margin: 1.1rem 0 0; font-size: .9rem; color: var(--ink-2); padding-left: .9rem; border-left: 3px solid var(--orange); }

.tiles { display: grid; gap: 1.1rem; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
.tile { position: relative; display: flex; flex-direction: column; gap: .35rem; min-height: 150px; padding: 1.5rem 1.6rem; border-radius: var(--r-md); border: 1px solid var(--line-dark); background: rgba(255,255,255,.05); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); color: #fff; overflow: hidden; transition: transform .45s var(--ease), border-color .3s, background .3s, opacity .7s var(--ease); }
.tile::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 2px; background: var(--grad); transform: scaleX(0); transform-origin: left; transition: transform .5s var(--ease); }
.tile:hover { transform: translateY(-5px); color: #fff; border-color: rgba(127,178,255,.5); background: rgba(255,255,255,.09); }
.tile:hover::before { transform: scaleX(1); }
.tile span { font-size: .72rem; letter-spacing: .14em; text-transform: uppercase; color: var(--orange-soft); font-weight: 600; }
.tile strong { font-size: 1.35rem; font-weight: 700; line-height: 1.2; letter-spacing: -.01em; }
.tile em { margin-top: auto; font-style: normal; font-size: 1.3rem; transition: transform .3s var(--ease); }
.tile:hover em { transform: translateX(6px); }
.tiles-light .tile { background: #fff; border-color: var(--line); color: var(--ink); box-shadow: var(--shadow-sm); backdrop-filter: none; }
.tiles-light .tile:hover { color: var(--ink); background: #fff; border-color: rgba(26,103,204,.4); box-shadow: var(--shadow-lg); }
.tiles-light .tile span { color: var(--blue-deep); }

.logos { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); align-items: stretch; }
.logo { display: grid; place-items: center; height: 120px; padding: 1.1rem 1.4rem; background: #fff; border: 1px solid var(--line); border-radius: var(--r-md); transition: transform .4s var(--ease), box-shadow .4s var(--ease), border-color .3s, opacity .7s var(--ease); }
.logo img { max-height: 74px; max-width: 100%; width: auto; object-fit: contain; }
a.logo:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); border-color: rgba(26,103,204,.35); }

/* ---------- Inner pages ---------- */
.page-hero { position: relative; isolation: isolate; overflow: hidden; color: rgba(255,255,255,.8); background: radial-gradient(1200px 700px at 15% 0%, var(--navy-700), var(--navy-900) 70%); padding: calc(var(--header-h) + clamp(2.5rem, 6vw, 4.5rem)) 0 clamp(2.5rem, 5vw, 4rem); }
.page-hero::before, .page-hero::after { content: ""; position: absolute; z-index: -1; border-radius: 50%; filter: blur(60px); opacity: .34; animation: drift 16s ease-in-out infinite alternate; }
.page-hero::before { width: 55vw; height: 55vw; right: -20vw; bottom: -32vw; background: radial-gradient(circle, rgba(26,103,204,.9) 0%, rgba(26,103,204,0) 65%); }
.page-hero::after { width: 46vw; height: 30vw; left: -12vw; top: -16vw; background: radial-gradient(ellipse, rgba(245,158,11,.7) 0%, rgba(245,158,11,0) 65%); animation-delay: -8s; }
.page-hero h1 { color: #fff; margin: 0; max-width: 20ch; }
.page-hero .eyebrow { color: var(--orange-soft); }
.page-hero .container::after { content: ""; display: block; width: 96px; height: 3px; margin-top: 26px; border-radius: 2px; background: var(--grad); }
.crumbs { display: flex; flex-wrap: wrap; gap: .5rem; font-size: .82rem; letter-spacing: .04em; margin-bottom: 1rem; color: rgba(255,255,255,.55); }
.crumbs a { color: rgba(255,255,255,.6); } .crumbs a:hover { color: #fff; }
.crumbs [aria-current] { color: rgba(255,255,255,.9); }
@media (max-width: 959px) { .page-hero { padding-top: clamp(2.5rem, 7vw, 4rem); } }

.prose { max-width: 78ch; margin: 0 auto; font-size: 1.04rem; }
.prose-wide { max-width: none; }
.prose-wide > p, .prose-wide > ul, .prose-wide > ol, .prose-wide > blockquote { max-width: 78ch; }
.prose h2 { font-size: clamp(1.4rem, 1.4vw + .9rem, 1.9rem); margin: 2.2em 0 .7em; padding-bottom: .5rem; border-bottom: 1px solid var(--line); }
.prose > h2:first-child, .prose > h3:first-child { margin-top: 0; }
.prose h3 { margin: 1.8em 0 .5em; }
.prose h4 { font-size: 1.05rem; margin: 1.4em 0 .4em; }
.prose a:not(.btn):not(.person-photo):not(.person-link) { text-decoration: underline; text-underline-offset: 2px; overflow-wrap: anywhere; }
.prose ul, .prose ol { padding-left: 1.3rem; margin: 0 0 1.1em; }
.prose li { margin-bottom: .35em; }
.prose li::marker { color: var(--blue); }
.prose img { border-radius: 12px; }
.prose figure { margin: 1.4rem 0; }
.prose figure img { box-shadow: var(--shadow-md); cursor: zoom-in; }
.prose figcaption { font-size: .86rem; color: var(--ink-3); margin-top: .5rem; text-align: center; }
.prose .center { text-align: center; } .prose .center img { margin-inline: auto; }
.prose blockquote { margin: 1.4rem 0; padding: 1.1rem 1.4rem; border-radius: var(--r-md); background: var(--navy-800); color: #fff; }
.prose blockquote p:last-child { margin: 0; }
.prose pre, .prose code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .92em; }
.prose hr { border: 0; height: 1px; background: var(--line); margin: 2.4rem 0; }
.prose table { width: 100%; border-collapse: collapse; margin: 1.2rem 0; background: #fff; border-radius: var(--r-md); overflow: hidden; box-shadow: var(--shadow-sm); }
.prose th, .prose td { padding: .8rem 1rem; text-align: left; border-bottom: 1px solid var(--line); }
.prose tr:first-child td, .prose th { background: var(--navy-800); color: #fff; font-weight: 600; }
.cols { display: grid; gap: clamp(1.2rem, 3vw, 2.4rem); grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); margin: 1.4rem 0; align-items: start; }
.cols .col > :first-child { margin-top: 0; } .col.v-center { align-self: center; }
.btn-row { display: flex; flex-wrap: wrap; gap: .7rem; justify-content: center; margin: 1.2rem 0; }
.img-row { display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; margin: 1rem 0 1.2rem; }
.img-row img { max-height: 180px; max-width: min(100%, 320px); width: auto; object-fit: contain; border-radius: 12px; }
.prose figure img { max-height: 640px; width: auto; max-width: 100%; }
.prose .cols figure img { width: 100%; height: auto; max-height: none; }
.gallery { display: grid; gap: .8rem; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); margin: 1.4rem 0; }
.gallery figure { margin: 0; } .gallery img { width: 100%; height: 190px; object-fit: cover; }
.video, .map { position: relative; aspect-ratio: 16 / 9; border-radius: var(--r-md); overflow: hidden; box-shadow: var(--shadow-md); margin: 1.2rem 0; background: var(--navy-900); }
.map { aspect-ratio: 16 / 7; }
.video iframe, .map iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }

/* committee cards */
.people { display: grid; gap: 1.3rem; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); margin: 1.4rem 0 2.4rem; }
.person { text-align: center; padding: 1.6rem 1.2rem 1.4rem; background: #fff; border: 1px solid var(--line); border-radius: var(--r-md); transition: transform .4s var(--ease), box-shadow .4s var(--ease), border-color .3s; }
.person:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); border-color: rgba(26,103,204,.35); }
.person-photo { display: block; width: 132px; height: 132px; margin: 0 auto 1rem; border-radius: 50%; overflow: hidden; background: var(--bg-soft); }
.person-photo img { width: 100%; height: 100%; object-fit: cover; border-radius: 0; cursor: default; }
.person-name { font-size: 1.08rem; margin: 0 0 .3rem; }
.person-role { margin: 0 0 .3rem; font-size: .76rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--blue-deep); }
.person-affil { margin: 0; font-size: .88rem; color: var(--ink-3); }
.person p:last-child { margin: .8rem 0 0; }
.person-link { display: inline-block; padding: .3rem .8rem; border-radius: var(--r-pill); border: 1px solid var(--line); font-size: .8rem; font-weight: 600; color: var(--ink-2); }
.person-link:hover { border-color: var(--blue); color: var(--blue-deep); }

/* ---------- Footer ---------- */
.site-footer { position: relative; z-index: 1; background: var(--navy-900); color: rgba(255,255,255,.68); padding: 3.5rem 0 1.6rem; }
.footer-grid { display: grid; gap: 2.2rem; grid-template-columns: 1.4fr 1fr 1fr 1fr; align-items: start; }
.footer-logo { height: 58px; width: auto; filter: brightness(0) invert(1); margin-bottom: 1rem; }
.site-footer h4 { color: #fff; font-size: .8rem; text-transform: uppercase; letter-spacing: .12em; margin-bottom: .9rem; }
.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer li { margin-bottom: .45rem; }
.site-footer a { color: rgba(255,255,255,.74); font-size: .93rem; } .site-footer a:hover { color: var(--orange-soft); }
.powered span { display: block; font-size: .72rem; letter-spacing: .16em; text-transform: uppercase; margin-bottom: .6rem; }
.powered img { width: 170px; background: #fff; border-radius: 12px; padding: .6rem .9rem; }
.footer-meta { display: flex; flex-wrap: wrap; justify-content: space-between; gap: .6rem; margin-top: 2.4rem; padding-top: 1.2rem; border-top: 1px solid var(--line-dark); font-size: .85rem; }
@media (max-width: 860px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .footer-grid { grid-template-columns: 1fr; } .brand-logo { height: 40px; } .countdown div { min-width: 66px; } }

/* ---------- Home deck (desktop, built by site.js): full-screen panels fading into each other ---------- */
.is-deck { overflow: hidden; height: 100vh; }
.is-deck .deck-panel { position: fixed; inset: 0; z-index: 1; display: none; flex-direction: column; overflow-y: auto; overflow-x: hidden; overscroll-behavior: contain; opacity: 0; transform: translate3d(0, 32px, 0); transition: opacity .55s var(--ease), transform .55s var(--ease); }
.is-deck .deck-panel.is-before { transform: translate3d(0, -32px, 0); }
.is-deck .deck-panel.is-shown { display: flex; }
.is-deck .deck-panel.is-active { opacity: 1; transform: none; z-index: 2; }
.is-deck .deck-panel > .container { margin: auto; }
.is-deck .section { padding: calc(var(--header-h) + 1.25rem) 0 2rem; }
.is-deck .hero.deck-panel.is-shown { display: grid; min-height: 0; }
.is-deck .site-footer.deck-panel { padding: 3rem 0 1.6rem; }
.is-deck main { display: contents; }
.deck-nav { position: fixed; right: 22px; top: 50%; transform: translateY(-50%); z-index: 40; display: flex; flex-direction: column; gap: 12px; }
.deck-nav button { position: relative; width: 10px; height: 10px; padding: 0; border: 0; border-radius: 50%; background: rgba(10,26,58,.28); transition: transform .25s var(--ease), background .25s; }
.deck-nav button:hover { transform: scale(1.3); }
.deck-nav button.is-active { background: var(--blue); transform: scale(1.5); }
.deck-dark .deck-nav button { background: rgba(255,255,255,.4); } .deck-dark .deck-nav button.is-active { background: #fff; }
.deck-nav button::after { content: attr(data-label); position: absolute; right: 22px; top: 50%; transform: translateY(-50%); white-space: nowrap; font: 600 .68rem/1 var(--ff); letter-spacing: .14em; text-transform: uppercase; color: #fff; background: var(--navy-800); padding: .38rem .6rem; border-radius: 6px; opacity: 0; pointer-events: none; transition: opacity .2s; }
.deck-nav button:hover::after { opacity: 1; }

/* ---------- Image viewer ---------- */
.lb { position: fixed; inset: 0; z-index: 1000; display: none; align-items: center; justify-content: center; background: rgba(5,15,43,.94); padding: clamp(.75rem, 3vw, 2rem); }
.lb.is-open { display: flex; }
.lb figure { margin: 0; max-width: min(96vw, 1400px); display: flex; flex-direction: column; align-items: center; gap: .8rem; }
.lb img { max-width: 100%; max-height: 80vh; width: auto; object-fit: contain; border-radius: 10px; box-shadow: 0 30px 80px rgba(0,0,0,.6); }
.lb figcaption { color: rgba(255,255,255,.8); font-size: .92rem; text-align: center; }
.lb-count { position: absolute; top: 18px; left: 50%; transform: translateX(-50%); color: rgba(255,255,255,.7); font-size: .8rem; letter-spacing: .16em; }
.lb button { position: absolute; border: 0; background: rgba(255,255,255,.1); color: #fff; display: grid; place-items: center; border-radius: 50%; transition: background .2s; }
.lb button:hover { background: rgba(255,255,255,.22); }
.lb-close { top: 14px; right: 16px; width: 44px; height: 44px; font-size: 1.4rem; }
.lb-prev, .lb-next { top: 50%; transform: translateY(-50%); width: 52px; height: 52px; font-size: 1.6rem; }
.lb-prev { left: 16px; } .lb-next { right: 16px; }
.lb[data-count="1"] .lb-prev, .lb[data-count="1"] .lb-next, .lb[data-count="1"] .lb-count { display: none; }

@media (prefers-reduced-motion: reduce) {
  .beam, .section-dark::before, .section-dark::after, .page-hero::before, .page-hero::after, .scroll-hint i, .hero-slides img.is-on { animation: none; }
  .hero .eyebrow, .hero h1, .hero-meta, .hero-actions, .countdown, .hero-sponsors { animation: none; opacity: 1; transform: none; }
  .reveal { opacity: 1; transform: none; transition: none; }
}

@media (max-width: 959px) { .scroll-hint { display: none; } .hero-content { padding-top: 2rem; padding-bottom: 2.5rem; } .hero { min-height: clamp(560px, 92svh, 860px); } }