:root {
  --bg: #07070d;
  --bg-soft: #10101a;
  --surface: rgba(18, 18, 30, 0.72);
  --surface-2: rgba(255,255,255,0.05);
  --border: rgba(255,255,255,0.12);
  --text: #f4f4f8;
  --muted: #c7c7d5;
  --muted-2: #9c9cb0;
  --orange: #f28a1b;
  --violet: #7d28df;
  --violet-2: #b146ff;
  --pink: #e046a4;
  --gradient: linear-gradient(90deg, #f28a1b 0%, #9b2dff 100%);
  --gradient-soft: linear-gradient(135deg, rgba(242,138,27,.22), rgba(155,45,255,.16));
  --shadow: 0 18px 60px rgba(0,0,0,.35);
  --radius: 24px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Montserrat', system-ui, sans-serif;
  background:
    radial-gradient(circle at top, rgba(85, 0, 170, 0.20), transparent 35%),
    radial-gradient(circle at bottom right, rgba(242,138,27,0.12), transparent 30%),
    var(--bg);
  color: var(--text);
  line-height: 1.6;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.material-symbols-outlined {
  font-variation-settings: 'FILL' 0, 'wght' 500, 'GRAD' 0, 'opsz' 24;
}
.container {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}
.section { padding: 96px 0; position: relative; }
.section-dark {
  background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0));
}
.section-kicker {
  display: inline-flex;
  margin-bottom: 12px;
  color: #ffd5a0;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
}
h1,h2,h3 { line-height: 1.08; margin: 0 0 16px; }
h1 { font-size: clamp(2.8rem, 7vw, 5.4rem); letter-spacing: -.04em; }
h2 { font-size: clamp(2rem, 4.6vw, 3.3rem); letter-spacing: -.03em; }
h3 { font-size: 1.2rem; }
p { margin: 0 0 18px; color: var(--muted); }
.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  backdrop-filter: blur(16px);
  background: rgba(6, 6, 11, 0.62);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.header-inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand img { width: 260px; max-width: 46vw; }
.main-nav {
  display: flex;
  align-items: center;
  gap: 26px;
}
.main-nav a {
  color: var(--muted);
  font-weight: 600;
  font-size: .95rem;
}
.main-nav a:hover { color: var(--text); }
.nav-toggle {
  display: none;
  width: 48px;
  height: 48px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: transparent;
  padding: 10px;
}
.nav-toggle span {
  display: block;
  height: 2px;
  background: white;
  margin: 6px 0;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 24px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease, background .25s ease;
  cursor: pointer;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  background: var(--gradient);
  color: white;
  box-shadow: 0 12px 28px rgba(125, 40, 223, 0.22);
}
.btn-ghost, .btn-outline {
  border-color: rgba(255,255,255,.16);
  background: rgba(255,255,255,0.04);
  color: var(--text);
}
.btn-small { padding: 12px 18px; font-size: .9rem; }
.btn-block { width: 100%; }
.hero {
  position: relative;
  overflow: hidden;
  min-height: calc(100vh - 76px);
  display: flex;
  align-items: center;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(7,7,13,0.92) 10%, rgba(7,7,13,0.70) 48%, rgba(7,7,13,0.36) 100%),
    url('../img/hero-bg.webp') center right / cover no-repeat;
  transform: scale(1.04);
}
#hero-network {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: .55;
}
.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(70px);
  opacity: .34;
}
.hero-glow-1 {
  width: 420px; height: 420px;
  background: rgba(149, 60, 255, 0.45);
  top: 14%; left: -6%;
  animation: drift 14s ease-in-out infinite;
}
.hero-glow-2 {
  width: 340px; height: 340px;
  background: rgba(242,138,27,.38);
  bottom: 6%; right: 4%;
  animation: drift 12s ease-in-out infinite reverse;
}
@keyframes drift {
  0%,100% { transform: translate3d(0,0,0); }
  50% { transform: translate3d(26px,-16px,0); }
}
.hero-layout {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.1fr .85fr;
  gap: 34px;
  align-items: center;
  padding: 72px 0;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.05);
  border-radius: 999px;
  font-size: .86rem;
  color: #f7dbc0;
  margin-bottom: 22px;
}
.hero-tagline {
  margin-bottom: 16px;
  font-size: clamp(1.15rem, 2vw, 1.5rem);
  font-weight: 800;
  letter-spacing: .05em;
  text-transform: uppercase;
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-text { max-width: 750px; font-size: 1.04rem; }
.hero-meta {
  display: grid;
  gap: 14px;
  margin: 28px 0 24px;
}
.meta-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  border-radius: 18px;
  border: 1px solid rgba(255,255,255,.08);
  background: rgba(255,255,255,0.045);
  max-width: 760px;
}
.meta-card .material-symbols-outlined {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: var(--gradient-soft);
  color: #fff;
}
.meta-card strong { display: block; font-size: .95rem; }
.meta-card span:last-child { display: block; font-size: .88rem; color: var(--muted-2); }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 22px; }
.hero-trust {
  display: flex;
  align-items: center;
  gap: 14px;
  color: var(--muted-2);
  font-size: .9rem;
}
.hero-trust img { width: 150px; opacity: .95; }
.glass {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}
.hero-panel {
  padding: 22px;
}
.hero-panel .lockup { width: 100%; margin-bottom: 18px; }
.mini-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}
.mini-item {
  min-height: 132px;
  padding: 18px;
  border-radius: 20px;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.mini-item .material-symbols-outlined {
  color: #ffd19c;
  font-size: 1.55rem;
}
.mini-item strong { font-size: 1rem; }
.mini-item span:last-child { color: var(--muted-2); font-size: .87rem; }
.stat-strip {
  margin-top: 16px;
  padding: 18px 20px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}
.stat-strip div {
  text-align: center;
  padding: 6px;
}
.stat-strip strong {
  display: block;
  font-size: 1.4rem;
  color: white;
}
.stat-strip span {
  color: var(--muted-2);
  font-size: .8rem;
}
.split-layout {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 42px;
  align-items: center;
}
.split-layout.alt { grid-template-columns: 1fr .95fr; }
.bullet-list {
  list-style: none;
  padding: 0;
  margin: 20px 0 0;
  display: grid;
  gap: 12px;
}
.bullet-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  color: var(--text);
}
.bullet-list .material-symbols-outlined { color: #f7c37a; }
.image-card { overflow: hidden; }
.image-card img {
  width: 100%;
  height: auto;
  border-radius: calc(var(--radius) - 2px);
}
.image-caption {
  padding: 18px 20px 20px;
}
.image-caption span { color: var(--muted-2); font-size: .92rem; }
.section-head {
  max-width: 820px;
  margin-bottom: 38px;
}
.card-grid {
  display: grid;
  gap: 18px;
}
.features-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}
.feature-card {
  padding: 24px;
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
  border: 1px solid rgba(255,255,255,.08);
  min-height: 250px;
}
.feature-card .material-symbols-outlined {
  width: 52px; height: 52px;
  display: grid; place-items: center;
  border-radius: 16px;
  background: var(--gradient-soft);
  color: #fff;
  margin-bottom: 16px;
}
.timeline { display: grid; gap: 18px; margin-top: 26px; }
.timeline-item {
  display: grid;
  grid-template-columns: 62px 1fr;
  gap: 18px;
  align-items: start;
}
.timeline-badge {
  width: 62px; height: 62px;
  border-radius: 20px;
  display: grid; place-items: center;
  background: var(--gradient);
  font-weight: 800;
  font-size: 1.05rem;
}
.agenda-card { padding: 26px; }
.agenda-list {
  list-style: none;
  padding: 0; margin: 14px 0 22px;
  display: grid; gap: 12px;
}
.agenda-list li {
  display: flex; align-items: flex-start; gap: 10px;
  color: var(--text);
}
.agenda-list .material-symbols-outlined { color: #ffc98c; margin-top: 2px; }
.agenda-note {
  display: flex; gap: 12px; align-items: flex-start;
  padding: 16px 18px;
  border-radius: 18px;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.06);
}
.agenda-note .material-symbols-outlined { color: #ffd19b; }
.cta-band { padding-top: 10px; }
.cta-band-inner {
  display: flex; justify-content: space-between; align-items: center; gap: 24px;
  padding: 28px 30px;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 28px;
  background: linear-gradient(90deg, rgba(242,138,27,.10), rgba(125,40,223,.14));
}
.accordion { display: grid; gap: 14px; }
details {
  background: rgba(255,255,255,.03);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 20px;
  overflow: hidden;
}
summary {
  list-style: none;
  padding: 20px 24px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 700;
}
summary::-webkit-details-marker { display:none; }
summary .material-symbols-outlined { transition: transform .2s ease; }
details[open] summary .material-symbols-outlined { transform: rotate(180deg); }
.accordion-content { padding: 0 24px 22px; color: var(--muted); }
.registration-wrap {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 36px;
  align-items: start;
}
.compact { gap: 10px; }
.registration-meta {
  margin-top: 22px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  padding: 18px;
}
.registration-meta strong { display: block; margin-bottom: 4px; }
.registration-meta span { color: var(--muted-2); font-size: .92rem; }
.form-card { padding: 26px; }
.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}
label { display: grid; gap: 8px; }
label span { font-size: .88rem; color: var(--text); font-weight: 600; }
label.full { grid-column: 1 / -1; }
input, select {
  width: 100%;
  min-height: 52px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.04);
  color: var(--text);
  font: inherit;
  padding: 0 16px;
  outline: none;
}
input:focus, select:focus {
  border-color: rgba(242,138,27,.7);
  box-shadow: 0 0 0 3px rgba(242,138,27,.18);
}
option { color: #111; }
.form-note, .form-response {
  margin-top: 14px;
  font-size: .9rem;
  color: var(--muted-2);
}
.form-response { min-height: 22px; }
.site-footer {
  border-top: 1px solid rgba(255,255,255,.06);
  padding: 28px 0 36px;
  background: rgba(255,255,255,.02);
}
.footer-inner {
  display: grid;
  grid-template-columns: 240px 1fr auto;
  gap: 22px;
  align-items: center;
}
.footer-inner img { width: 220px; }
.footer-inner span { color: var(--muted-2); display: block; }
.back-to-top {
  display: inline-flex; align-items: center; gap: 8px;
  color: #ffd7aa; font-weight: 700;
}
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .75s ease, transform .75s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.delay-1 { transition-delay: .10s; }
.delay-2 { transition-delay: .18s; }
@media (max-width: 1080px) {
  .hero-layout, .split-layout, .registration-wrap, .features-grid { grid-template-columns: 1fr 1fr; }
  .features-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .registration-wrap { grid-template-columns: 1fr; }
}
@media (max-width: 860px) {
  .nav-toggle { display: block; }
  .main-nav {
    position: absolute;
    top: calc(100% + 12px);
    right: 20px;
    left: 20px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 18px;
    background: rgba(12,12,20,.96);
    border: 1px solid rgba(255,255,255,.08);
    border-radius: 20px;
    box-shadow: var(--shadow);
  }
  .main-nav.open { display: flex; }
  .hero-layout, .split-layout, .split-layout.alt { grid-template-columns: 1fr; }
  .hero { min-height: auto; }
  .hero-copy { order: 1; }
  .hero-side { order: 2; }
  .mini-grid, .form-grid, .registration-meta, .stat-strip { grid-template-columns: 1fr; }
  .cta-band-inner, .footer-inner { grid-template-columns: 1fr; display: grid; }
  .footer-inner { text-align: center; }
  .footer-inner img { margin: 0 auto; }
}
@media (max-width: 640px) {
  .container { width: min(100% - 28px, 1180px); }
  .section { padding: 74px 0; }
  .brand img { width: 200px; }
  .hero-layout { padding: 48px 0 56px; }
  .eyebrow { font-size: .76rem; padding: 9px 12px; }
  h1 { font-size: clamp(2.4rem, 12vw, 4rem); }
  h2 { font-size: clamp(1.85rem, 7vw, 2.6rem); }
  .meta-card { align-items: flex-start; }
  .features-grid { grid-template-columns: 1fr; }
  .feature-card, .mini-item { min-height: auto; }
  .timeline-item { grid-template-columns: 52px 1fr; }
  .timeline-badge { width: 52px; height: 52px; border-radius: 16px; }
  summary { padding: 18px; gap: 16px; }
}

/* ===== v2 visual system: fixed hero + technical texture + prizes ===== */
body {
  background-color: #06060c;
  background-image:
    radial-gradient(circle at 12% 6%, rgba(132, 42, 222, .16), transparent 28%),
    radial-gradient(circle at 92% 84%, rgba(242, 138, 27, .08), transparent 26%),
    linear-gradient(180deg, #090813 0%, #05050a 100%);
}

.site-header::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -1px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(242,138,27,.7), rgba(154,45,255,.75), transparent);
  opacity: .55;
}

.hero {
  isolation: isolate;
  background: #07070d;
}

.hero::before,
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
}

.hero::before {
  background:
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to bottom, transparent 0%, black 15%, black 82%, transparent 100%);
  opacity: .5;
}

.hero::after {
  background:
    repeating-linear-gradient(116deg, transparent 0 120px, rgba(255,255,255,.018) 121px 122px, transparent 123px 235px);
  mix-blend-mode: screen;
  opacity: .7;
}

.hero-bg {
  background:
    linear-gradient(90deg, rgba(7,7,13,.95) 8%, rgba(7,7,13,.76) 45%, rgba(7,7,13,.32) 100%),
    url('../img/hero-bg.webp') center right / cover no-repeat fixed;
  transform: none;
  will-change: transform;
}

.hero-copy h1 {
  display: grid;
  gap: 0;
  max-width: 760px;
  text-transform: uppercase;
}

.hero-copy h1 span {
  display: block;
}

.hero-copy h1 em {
  font-style: normal;
  color: transparent;
  -webkit-text-stroke: 1.5px rgba(255,255,255,.82);
  text-shadow: 0 0 34px rgba(159,72,255,.16);
}

.hero-coordinates {
  margin-bottom: 16px;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .18em;
  color: rgba(255,255,255,.42);
  text-transform: uppercase;
}

.hero-tagline {
  position: relative;
  display: inline-block;
  padding-bottom: 12px;
}

.hero-tagline::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: min(360px, 70vw);
  height: 2px;
  background: linear-gradient(90deg, var(--orange), var(--violet-2), transparent);
  box-shadow: 0 0 18px rgba(165,79,255,.5);
}

.hero-panel,
.stat-strip,
.meta-card {
  box-shadow: 0 20px 55px rgba(0,0,0,.28), inset 0 1px 0 rgba(255,255,255,.025);
}

.hero-panel {
  position: relative;
  overflow: hidden;
}

.hero-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(242,138,27,.05), transparent 38%, rgba(126,40,223,.08)),
    repeating-linear-gradient(90deg, transparent 0 47px, rgba(255,255,255,.018) 48px 49px);
  pointer-events: none;
}

.hero-panel > * { position: relative; z-index: 1; }

.section-index {
  display: block;
  margin-bottom: 14px;
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .24em;
  color: rgba(255,255,255,.38);
  text-transform: uppercase;
}

.textured-section {
  overflow: hidden;
  isolation: isolate;
}

.textured-section::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(circle at 15% 35%, rgba(125,40,223,.10), transparent 26%),
    radial-gradient(circle at 88% 70%, rgba(242,138,27,.07), transparent 22%),
    repeating-linear-gradient(90deg, rgba(255,255,255,.018) 0 1px, transparent 1px 72px),
    repeating-linear-gradient(0deg, rgba(255,255,255,.014) 0 1px, transparent 1px 72px);
  opacity: .72;
}

.textured-section::after {
  content: attr(data-bgword);
  position: absolute;
  z-index: -1;
  right: -1.5vw;
  top: 48px;
  font-size: clamp(5rem, 14vw, 12rem);
  font-weight: 800;
  line-height: .82;
  letter-spacing: -.055em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255,255,255,.035);
  white-space: nowrap;
  text-transform: uppercase;
  pointer-events: none;
}

.concept .copy h2,
.agenda .copy h2,
.registration-copy h2,
.section-head h2 {
  position: relative;
}

.concept .copy h2::after,
.agenda .copy h2::after,
.registration-copy h2::after,
.section-head h2::after {
  content: "";
  display: block;
  width: 84px;
  height: 3px;
  margin-top: 20px;
  background: linear-gradient(90deg, var(--orange), var(--violet));
}

.gradient-text {
  background: linear-gradient(90deg, #ffad50 0%, #f28a1b 32%, #c24df3 72%, #8b3cff 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.feature-card {
  position: relative;
  overflow: hidden;
  transition: transform .3s ease, border-color .3s ease, background .3s ease;
}

.feature-card::before {
  content: "";
  position: absolute;
  left: 0; top: 0;
  width: 54%; height: 2px;
  background: linear-gradient(90deg, var(--orange), var(--violet-2), transparent);
  transform: scaleX(.35);
  transform-origin: left;
  transition: transform .35s ease;
}

.feature-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 100% 0%, rgba(145,55,255,.12), transparent 36%);
  pointer-events: none;
}

.feature-card:hover {
  transform: translateY(-7px);
  border-color: rgba(186,108,255,.26);
  background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.025));
}
.feature-card:hover::before { transform: scaleX(1); }

.timeline-item {
  position: relative;
}
.timeline-item:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 30px;
  top: 66px;
  bottom: -18px;
  width: 1px;
  background: linear-gradient(to bottom, rgba(242,138,27,.48), rgba(139,60,255,.10));
}

.cta-texture {
  position: relative;
  overflow: hidden;
}
.cta-texture::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(135deg, transparent 0 26px, rgba(255,255,255,.012) 27px 28px),
    radial-gradient(circle at 80% 50%, rgba(149,57,255,.08), transparent 26%);
  pointer-events: none;
}

/* prizes */
.prizes {
  padding-top: 118px;
  padding-bottom: 118px;
}
.prizes-head {
  max-width: 920px;
}
.prize-stage {
  display: grid;
  grid-template-columns: 1.22fr .89fr .89fr;
  gap: 18px;
  align-items: stretch;
}
.prize-card {
  position: relative;
  min-height: 455px;
  overflow: hidden;
  border-radius: 28px;
  border: 1px solid rgba(255,255,255,.10);
  background:
    linear-gradient(180deg, rgba(255,255,255,.055), rgba(255,255,255,.018)),
    radial-gradient(circle at 50% 15%, rgba(128,52,240,.15), transparent 38%);
  padding: 24px;
  box-shadow: 0 30px 90px rgba(0,0,0,.28);
  transition: transform .35s ease, border-color .35s ease, box-shadow .35s ease;
}
.prize-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(242,138,27,.08), transparent 30%, rgba(155,45,255,.08)),
    repeating-linear-gradient(90deg, transparent 0 51px, rgba(255,255,255,.015) 52px 53px);
  pointer-events: none;
}
.prize-card::after {
  content: "";
  position: absolute;
  left: 20px;
  right: 20px;
  top: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(242,138,27,.9), rgba(166,66,255,.9), transparent);
  opacity: .8;
}
.prize-card:hover {
  transform: translateY(-8px);
  border-color: rgba(201,139,255,.28);
  box-shadow: 0 35px 100px rgba(54,11,111,.18);
}
.prize-main {
  background:
    linear-gradient(145deg, rgba(242,138,27,.10), rgba(145,45,218,.07) 50%, rgba(255,255,255,.018)),
    radial-gradient(circle at 54% 30%, rgba(237,136,39,.14), transparent 34%);
}
.prize-badge {
  position: relative;
  z-index: 2;
  display: inline-flex;
  padding: 8px 11px;
  border-radius: 999px;
  background: rgba(0,0,0,.34);
  border: 1px solid rgba(255,255,255,.10);
  font-size: .68rem;
  font-weight: 800;
  letter-spacing: .12em;
  color: #ffd5a4;
}
.prize-art {
  position: relative;
  z-index: 2;
  height: 245px;
  display: grid;
  place-items: center;
}
.prize-art::before {
  content: "";
  position: absolute;
  width: 210px; height: 210px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(160,62,255,.20), rgba(242,138,27,.08) 48%, transparent 70%);
  filter: blur(8px);
  animation: prizePulse 4s ease-in-out infinite;
}
.prize-main .prize-art::before {
  width: 270px; height: 270px;
}
.prize-art img {
  position: relative;
  z-index: 1;
  max-height: 210px;
  max-width: 90%;
  object-fit: contain;
  filter: drop-shadow(0 24px 35px rgba(0,0,0,.42));
}
.prize-main .prize-art img { max-height: 230px; }
.prize-copy {
  position: relative;
  z-index: 2;
}
.prize-number {
  display: block;
  margin-bottom: 7px;
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .16em;
  color: rgba(255,255,255,.30);
}
.prize-copy h3 { font-size: 1.35rem; }
.prize-copy p { font-size: .9rem; margin-bottom: 0; }
.prize-note {
  margin-top: 18px;
  padding: 16px 18px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  border-top: 1px solid rgba(255,255,255,.08);
  color: var(--muted-2);
}
.prize-note .material-symbols-outlined { color: #ffb75f; }
.prize-note p { margin: 0; }

@keyframes prizePulse {
  0%,100% { transform: scale(.92); opacity: .55; }
  50% { transform: scale(1.06); opacity: .92; }
}

@media (max-width: 980px) {
  .prize-stage { grid-template-columns: 1fr 1fr; }
  .prize-main { grid-column: 1 / -1; min-height: 410px; }
}

@media (max-width: 640px) {
  .hero-bg {
    background-attachment: scroll;
    background-position: 63% center;
  }
  .hero-copy h1 em { -webkit-text-stroke-width: 1px; }
  .textured-section::after {
    top: 26px;
    font-size: 5rem;
  }
  .prize-stage { grid-template-columns: 1fr; }
  .prize-main { grid-column: auto; }
  .prize-card { min-height: 400px; }
  .prize-art { height: 215px; }
}

/* ============================================================
   V3 — MOTION SYSTEM / NEXT-LIKE STATIC EXPERIENCE
   ============================================================ */
:root {
  --yellow: #f6b436;
}

body {
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 999;
  pointer-events: none;
  background: repeating-linear-gradient(0deg, rgba(255,255,255,.014) 0 1px, transparent 1px 4px);
  opacity: .28;
  mix-blend-mode: soft-light;
}

.cursor-glow {
  position: fixed;
  z-index: 998;
  width: 380px;
  height: 380px;
  border-radius: 50%;
  pointer-events: none;
  transform: translate(-50%,-50%);
  background: radial-gradient(circle, rgba(165,70,255,.09) 0%, rgba(242,138,27,.04) 36%, transparent 72%);
  filter: blur(18px);
  opacity: 0;
  transition: opacity .25s ease;
}

/* HERO MOTION */
.hero {
  min-height: calc(100vh - 76px);
  padding-bottom: 42px;
}

.hero-bg {
  position: fixed;
  inset: 0;
  z-index: -2;
  height: 100vh;
  background:
    linear-gradient(90deg, rgba(7,7,13,.96) 5%, rgba(7,7,13,.78) 42%, rgba(7,7,13,.28) 100%),
    linear-gradient(180deg, rgba(7,7,13,.12), rgba(7,7,13,.62)),
    url('../img/hero-bg.webp') 72% center / cover no-repeat;
  transform: translateZ(0);
}

#hero-network {
  z-index: 1;
  opacity: .92;
  mix-blend-mode: screen;
}

.hero-scan {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(180deg, transparent 0%, rgba(255,255,255,.03) 48%, rgba(246,180,54,.12) 50%, rgba(255,255,255,.03) 52%, transparent 100%);
  background-size: 100% 220px;
  animation: heroScan 9s linear infinite;
  opacity: .4;
  mix-blend-mode: screen;
}

@keyframes heroScan {
  from { background-position-y: -260px; }
  to { background-position-y: calc(100vh + 260px); }
}

.hero-orbit {
  position: absolute;
  z-index: 1;
  pointer-events: none;
  border: 1px solid rgba(246,180,54,.20);
  border-right-color: rgba(163,75,255,.42);
  border-bottom-color: rgba(163,75,255,.08);
  border-radius: 50%;
  filter: drop-shadow(0 0 18px rgba(159,69,255,.18));
  opacity: .68;
}
.orbit-a { width: 760px; height: 760px; right: -270px; top: 7%; animation: orbitSpin 32s linear infinite; }
.orbit-b { width: 520px; height: 520px; right: -130px; top: 23%; animation: orbitSpin 22s linear infinite reverse; }
.orbit-c { width: 340px; height: 340px; left: 46%; bottom: -190px; animation: orbitSpin 17s linear infinite; opacity: .32; }
@keyframes orbitSpin { to { transform: rotate(360deg); } }

.hero-ghost-word {
  position: absolute;
  left: -1vw;
  right: -1vw;
  bottom: 2.5vh;
  z-index: 1;
  pointer-events: none;
  font-size: clamp(4rem, 10vw, 10rem);
  line-height: .85;
  font-weight: 800;
  letter-spacing: -.06em;
  white-space: nowrap;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255,255,255,.045);
  text-transform: uppercase;
  animation: ghostDrift 18s ease-in-out infinite alternate;
}
@keyframes ghostDrift {
  from { transform: translateX(-2%); }
  to { transform: translateX(4%); }
}

.hero-layout { z-index: 3; }
.hero-copy { position: relative; z-index: 5; }
.hero-side { position: relative; z-index: 4; }

.hero-copy h1 {
  font-size: clamp(3rem, 6.4vw, 6.35rem);
  line-height: .91;
  text-wrap: balance;
  text-shadow: 0 12px 44px rgba(0,0,0,.38);
}

.hero-copy h1 span:first-child {
  animation: titleInA 1.15s cubic-bezier(.18,.84,.3,1) both;
}
.hero-copy h1 span:nth-child(2) {
  animation: titleInB 1.2s .08s cubic-bezier(.18,.84,.3,1) both;
}
@keyframes titleInA {
  from { opacity:0; transform: translateX(-70px); filter: blur(12px); letter-spacing: .02em; }
  to { opacity:1; transform:translateX(0); filter:blur(0); letter-spacing: -.04em; }
}
@keyframes titleInB {
  from { opacity:0; transform: translateX(90px); filter: blur(12px); }
  to { opacity:1; transform:translateX(0); filter:blur(0); }
}

.hero-tagline {
  font-size: clamp(1.15rem, 1.9vw, 1.72rem);
  animation: fadeUp 1s .35s both;
}
.hero-text { animation: fadeUp 1s .45s both; }
.hero-meta { animation: fadeUp 1s .55s both; }
.hero-actions { animation: fadeUp 1s .66s both; }
.hero-trust { animation: fadeUp 1s .76s both; }
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(28px); filter: blur(7px); }
  to { opacity: 1; transform: translateY(0); filter: blur(0); }
}

.date-card {
  border-color: rgba(246,180,54,.24);
  background:
    linear-gradient(90deg, rgba(246,180,54,.10), rgba(139,60,255,.055)),
    rgba(255,255,255,.04);
}
.date-card > div strong {
  font-size: 1.8rem;
  line-height: 1.05;
  letter-spacing: -.025em;
}
.date-card > div strong span {
  color: var(--yellow);
  font-size: inherit;
  display: inline;
}
.date-card > .material-symbols-outlined {
  background: linear-gradient(135deg, rgba(246,180,54,.24), rgba(172,61,255,.20));
  color: var(--yellow);
}

.hero-float-chip {
  position: absolute;
  z-index: 8;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 9px 12px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(9,9,17,.74);
  backdrop-filter: blur(12px);
  box-shadow: 0 16px 38px rgba(0,0,0,.28);
  color: rgba(255,255,255,.80);
  font-size: .62rem;
  font-weight: 700;
  letter-spacing: .11em;
  white-space: nowrap;
}
.hero-float-chip span {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--yellow);
  box-shadow: 0 0 15px rgba(246,180,54,.85);
}
.chip-a { top: -22px; right: 28px; animation: chipFloat 4.8s ease-in-out infinite; }
.chip-b { right: -44px; top: 44%; animation: chipFloat 5.8s .6s ease-in-out infinite; }
.chip-c { left: -68px; bottom: 84px; animation: chipFloat 5.2s 1.1s ease-in-out infinite; }
@keyframes chipFloat { 0%,100% { transform:translateY(0); } 50% { transform:translateY(-12px); } }

.hero-panel {
  box-shadow: 0 34px 110px rgba(0,0,0,.48), 0 0 70px rgba(139,45,255,.10), inset 0 1px 0 rgba(255,255,255,.035);
  animation: heroPanelIn 1s .4s cubic-bezier(.18,.84,.3,1) both;
}
@keyframes heroPanelIn { from { opacity:0; transform:translateX(55px) scale(.97); filter:blur(10px);} to {opacity:1;transform:none;filter:blur(0);} }
.hero-panel::after {
  content: "";
  position: absolute;
  inset: -35%;
  background: conic-gradient(from 180deg, transparent 0 20%, rgba(246,180,54,.10) 27%, transparent 35% 65%, rgba(148,50,255,.11) 72%, transparent 80%);
  animation: panelAura 14s linear infinite;
  pointer-events: none;
}
@keyframes panelAura { to { transform:rotate(360deg); } }
.hero-panel > * { position: relative; z-index: 2; }

/* INFINITE MOTION BANDS */
.motion-marquee {
  position: relative;
  z-index: 7;
  overflow: hidden;
  padding: 12px 0;
  border-top: 1px solid rgba(255,255,255,.07);
  border-bottom: 1px solid rgba(255,255,255,.07);
  background: rgba(6,6,12,.92);
  box-shadow: 0 -12px 30px rgba(0,0,0,.25);
}
.marquee-row { overflow: hidden; }
.marquee-row + .marquee-row { border-top: 1px solid rgba(255,255,255,.045); margin-top: 8px; padding-top: 8px; }
.marquee-track {
  width: max-content;
  display: flex;
  align-items: center;
  gap: 22px;
  animation: marqueeMove 32s linear infinite;
  will-change: transform;
}
.marquee-reverse .marquee-track { animation-direction: reverse; animation-duration: 38s; }
.marquee-track span {
  font-size: clamp(.78rem, 1vw, .96rem);
  font-weight: 800;
  letter-spacing: .17em;
  color: rgba(255,255,255,.66);
  white-space: nowrap;
}
.marquee-track i {
  color: var(--yellow);
  font-style: normal;
  opacity: .8;
  text-shadow: 0 0 15px rgba(246,180,54,.55);
}
@keyframes marqueeMove { to { transform: translateX(-50%); } }

.mini-marquee {
  overflow: hidden;
  border-block: 1px solid rgba(255,255,255,.07);
  background: linear-gradient(90deg, rgba(242,138,27,.07), rgba(129,47,226,.11), rgba(242,138,27,.07));
  padding: 20px 0;
}
.mini-marquee-track {
  display:flex;
  width:max-content;
  align-items:center;
  gap:26px;
  animation: marqueeMove 30s linear infinite;
}
.mini-marquee-track span {
  font-size: clamp(1.3rem, 2.6vw, 2.4rem);
  font-weight: 800;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255,255,255,.22);
  white-space: nowrap;
  letter-spacing: -.025em;
}
.mini-marquee-track b { color: var(--yellow); font-size:1rem; }

/* SECTION ENTRANCE — richer than plain fade */
.reveal {
  opacity: 0;
  transform: translateY(48px) scale(.985);
  filter: blur(10px);
  transition:
    opacity .85s cubic-bezier(.16,1,.3,1),
    transform .85s cubic-bezier(.16,1,.3,1),
    filter .85s cubic-bezier(.16,1,.3,1);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0) scale(1);
  filter: blur(0);
}
.feature-card.reveal:nth-child(odd) { transform: translateY(54px) translateX(-12px) scale(.98); }
.feature-card.reveal:nth-child(even) { transform: translateY(54px) translateX(12px) scale(.98); }
.feature-card.reveal.visible { transform: none; }

.textured-section::before {
  background:
    radial-gradient(circle at 15% 35%, rgba(125,40,223,.15), transparent 25%),
    radial-gradient(circle at 88% 70%, rgba(242,138,27,.11), transparent 23%),
    radial-gradient(circle at 50% 50%, rgba(255,255,255,.015) 1px, transparent 1px),
    repeating-linear-gradient(118deg, transparent 0 88px, rgba(255,255,255,.018) 89px 90px, transparent 91px 176px),
    repeating-linear-gradient(90deg, rgba(255,255,255,.016) 0 1px, transparent 1px 72px),
    repeating-linear-gradient(0deg, rgba(255,255,255,.012) 0 1px, transparent 1px 72px);
  background-size: auto, auto, 24px 24px, auto, auto, auto;
  opacity: .9;
}

.section-head h2,
.concept .copy h2,
.agenda .copy h2,
.registration-copy h2 {
  text-wrap: balance;
}

.section-head h2::before {
  content: "";
  display:block;
  width:48px;
  height:1px;
  margin-bottom:16px;
  background: var(--yellow);
  box-shadow: 18px 0 0 rgba(246,180,54,.6), 36px 0 0 rgba(155,45,255,.7);
}

/* FEATURE ICONS — requested yellow / double size */
.feature-card {
  min-height: 310px;
  padding: 28px;
}
.feature-card .material-symbols-outlined {
  width: 104px;
  height: 104px;
  border-radius: 28px;
  font-size: 52px;
  color: var(--yellow);
  background:
    radial-gradient(circle at 34% 28%, rgba(246,180,54,.20), transparent 36%),
    linear-gradient(135deg, rgba(246,180,54,.09), rgba(137,51,230,.08));
  border: 1px solid rgba(246,180,54,.24);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.02), 0 14px 32px rgba(246,180,54,.06);
  text-shadow: 0 0 20px rgba(246,180,54,.23);
  transition: transform .4s cubic-bezier(.16,1,.3,1), box-shadow .4s ease;
}
.feature-card:hover .material-symbols-outlined {
  transform: translateY(-5px) rotate(-3deg) scale(1.06);
  box-shadow: 0 18px 44px rgba(246,180,54,.12), 0 0 45px rgba(148,54,255,.08);
}
.feature-card h3 { margin-top: 22px; font-size: 1.3rem; }

/* SPEAKERS */
.speakers {
  padding-top: 120px;
  padding-bottom: 120px;
}
.speaker-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 20px;
}
.speaker-card {
  position: relative;
  min-height: 510px;
  overflow: hidden;
  border-radius: 30px;
  border: 1px solid rgba(255,255,255,.10);
  background: linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.018));
  box-shadow: 0 28px 80px rgba(0,0,0,.28);
  transition: transform .42s cubic-bezier(.16,1,.3,1), border-color .35s ease, box-shadow .35s ease;
}
.speaker-card::before {
  content:"";
  position:absolute;
  inset:0;
  z-index:2;
  pointer-events:none;
  background: linear-gradient(180deg, transparent 30%, rgba(7,7,13,.06) 48%, rgba(7,7,13,.98) 77%);
}
.speaker-card::after {
  content:"";
  position:absolute;
  left:20px; right:20px; top:0;
  height:2px;
  background:linear-gradient(90deg,transparent,var(--yellow),#9b2dff,transparent);
  opacity:.8;
  z-index:4;
}
.speaker-card:hover {
  transform: translateY(-10px) scale(1.012);
  border-color: rgba(246,180,54,.26);
  box-shadow: 0 38px 110px rgba(46,13,86,.28);
}
.speaker-photo-wrap {
  position:absolute;
  inset:0;
  overflow:hidden;
}
.speaker-photo-wrap img {
  width:100%;
  height:100%;
  object-fit:cover;
  object-position:center 26%;
  filter:saturate(.84) contrast(1.04) brightness(.82);
  transition: transform .8s cubic-bezier(.16,1,.3,1), filter .55s ease;
}
.speaker-card:nth-child(3) .speaker-photo-wrap img { image-rendering: auto; transform: scale(1.06); }
.speaker-card:hover .speaker-photo-wrap img { transform:scale(1.055); filter:saturate(1) contrast(1.05) brightness(.9); }
.speaker-signal {
  position:absolute;
  width:170px; height:170px;
  right:-60px; top:38px;
  border:1px solid rgba(246,180,54,.28);
  border-radius:50%;
  box-shadow:0 0 0 24px rgba(155,45,255,.04), 0 0 0 48px rgba(246,180,54,.025);
  animation: signalPulse 4s ease-in-out infinite;
}
@keyframes signalPulse { 0%,100%{transform:scale(.88);opacity:.45} 50%{transform:scale(1.05);opacity:.9} }
.speaker-content {
  position:absolute;
  z-index:3;
  left:26px;
  right:26px;
  bottom:26px;
}
.speaker-topic {
  display:inline-block;
  margin-bottom:10px;
  color:var(--yellow);
  font-size:.7rem;
  letter-spacing:.14em;
  font-weight:800;
}
.speaker-content h3 { font-size:1.65rem; margin-bottom:10px; }
.speaker-content p { margin:0; color:rgba(255,255,255,.68); font-size:.92rem; }
.speaker-foot {
  margin-top:22px;
  display:flex;
  align-items:flex-start;
  gap:12px;
  padding:17px 0 0;
  border-top:1px solid rgba(255,255,255,.08);
}
.speaker-foot .material-symbols-outlined { color:var(--yellow); font-size:2rem; }
.speaker-foot p { margin:0; }

/* PRIZE ENHANCEMENTS */
.prize-card {
  transform-style: preserve-3d;
}
.prize-card:hover .prize-art img {
  transform: translateY(-7px) scale(1.045) rotate(-1deg);
}
.prize-art img { transition: transform .5s cubic-bezier(.16,1,.3,1); }
.prize-badge { color:var(--yellow); }
.prize-note .material-symbols-outlined { color:var(--yellow); }

/* BUTTON MOTION */
.btn-primary {
  position:relative;
  overflow:hidden;
}
.btn-primary::before {
  content:"";
  position:absolute;
  top:-50%; bottom:-50%;
  width:58px;
  left:-85px;
  transform:rotate(18deg);
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.42),transparent);
  animation:buttonShine 4.8s 1.2s ease-in-out infinite;
}
@keyframes buttonShine { 0%,68%{left:-85px} 82%,100%{left:calc(100% + 85px)} }

/* CTA / form richer surface */
.registration::before {
  background:
    radial-gradient(circle at 18% 22%, rgba(246,180,54,.08), transparent 20%),
    radial-gradient(circle at 78% 70%, rgba(130,46,230,.15), transparent 26%),
    linear-gradient(135deg, rgba(255,255,255,.014) 25%, transparent 25% 50%, rgba(255,255,255,.014) 50% 75%, transparent 75%);
  background-size:auto,auto,52px 52px;
}
.form-card {
  box-shadow:0 34px 110px rgba(0,0,0,.36), 0 0 0 1px rgba(246,180,54,.025);
}

/* Responsive */
@media (max-width: 1100px) {
  .hero-float-chip { display:none; }
  .speaker-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .speaker-card:last-child { grid-column: 1 / -1; min-height:460px; }
  .speaker-card:last-child .speaker-photo-wrap img { object-position:center 30%; }
}
@media (max-width: 860px) {
  .hero-bg { position:absolute; background-attachment:scroll; height:100%; }
  .hero-orbit { opacity:.34; }
  .hero-ghost-word { bottom:1.5%; font-size:5rem; }
  .speaker-grid { grid-template-columns:1fr; }
  .speaker-card:last-child { grid-column:auto; }
}
@media (max-width: 640px) {
  .date-card > div strong { font-size:1.35rem; }
  .hero-copy h1 { font-size:clamp(2.8rem, 14vw, 4.4rem); }
  .feature-card .material-symbols-outlined { width:88px; height:88px; font-size:44px; }
  .speaker-card { min-height:470px; }
  .motion-marquee { padding:10px 0; }
  .marquee-track { gap:16px; }
  .mini-marquee-track span { font-size:1.35rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: .001ms !important;
  }
}

.main-nav a { position:relative; }
.main-nav a:not(.btn)::after {
  content:"";
  position:absolute;
  left:0; right:0; bottom:-9px;
  height:2px;
  transform:scaleX(0);
  transform-origin:left;
  background:linear-gradient(90deg,var(--yellow),var(--violet-2));
  transition:transform .3s ease;
}
.main-nav a.is-active:not(.btn), .main-nav a:hover:not(.btn) { color:#fff; }
.main-nav a.is-active:not(.btn)::after, .main-nav a:hover:not(.btn)::after { transform:scaleX(1); }

.hero-side { transform: translate3d(calc(var(--pointer-x,0) * -5px), calc(var(--pointer-y,0) * -4px), 0); transition: transform .22s ease-out; }

.speaker-portrait-small .speaker-photo-wrap {
  inset: 28px 28px auto;
  height: 265px;
  border-radius: 26px;
  background:
    radial-gradient(circle at 50% 45%, rgba(246,180,54,.16), transparent 30%),
    radial-gradient(circle at 50% 50%, rgba(144,53,235,.24), transparent 55%),
    rgba(255,255,255,.018);
  border:1px solid rgba(255,255,255,.08);
  display:grid;
  place-items:center;
}
.speaker-portrait-small .speaker-photo-wrap img {
  width: 170px;
  height: 170px;
  border-radius: 50%;
  object-fit: cover;
  object-position: center;
  border: 3px solid rgba(246,180,54,.6);
  box-shadow: 0 0 0 10px rgba(246,180,54,.035), 0 18px 50px rgba(0,0,0,.35);
  filter: saturate(.9) contrast(1.03) brightness(.96);
  transform:none;
}
.speaker-portrait-small:hover .speaker-photo-wrap img { transform:scale(1.04); }
.speaker-portrait-small::before {
  background: linear-gradient(180deg, transparent 46%, rgba(7,7,13,.30) 58%, rgba(7,7,13,.98) 79%);
}
.scroll-progress {
  position:fixed;
  left:0; right:0; top:0;
  height:3px;
  z-index:1200;
  background:rgba(255,255,255,.025);
  pointer-events:none;
}
.scroll-progress span {
  display:block;
  height:100%;
  width:0;
  background:linear-gradient(90deg,var(--orange),var(--yellow),var(--violet-2));
  box-shadow:0 0 18px rgba(246,180,54,.45);
}

/* ===== V4 CONTENT REFINEMENT ===== */
/* Subsequent sections use code-generated textures only; hero remains the sole photographic background. */
.concept.textured-section::before {
  background:
    radial-gradient(circle at 14% 24%, rgba(127,39,215,.20), transparent 23%),
    radial-gradient(circle at 82% 76%, rgba(242,138,27,.11), transparent 24%),
    linear-gradient(135deg, transparent 0 46%, rgba(255,255,255,.022) 46.2% 46.7%, transparent 47% 100%),
    repeating-linear-gradient(90deg, rgba(255,255,255,.015) 0 1px, transparent 1px 86px),
    repeating-linear-gradient(0deg, rgba(255,255,255,.012) 0 1px, transparent 1px 86px);
}
#contenido.textured-section::before {
  background:
    radial-gradient(circle at 72% 18%, rgba(246,180,54,.10), transparent 20%),
    radial-gradient(circle at 18% 82%, rgba(133,45,225,.18), transparent 25%),
    repeating-radial-gradient(circle at 50% 50%, rgba(255,255,255,.018) 0 1px, transparent 1px 18px),
    repeating-linear-gradient(125deg, transparent 0 120px, rgba(255,255,255,.014) 121px 122px, transparent 123px 240px);
}
#premios.textured-section::before {
  background:
    radial-gradient(circle at 20% 30%, rgba(246,180,54,.13), transparent 20%),
    radial-gradient(circle at 78% 64%, rgba(151,48,236,.18), transparent 24%),
    repeating-linear-gradient(115deg, rgba(255,255,255,.014) 0 1px, transparent 1px 74px),
    linear-gradient(180deg, rgba(255,255,255,.01), rgba(255,255,255,0));
}
#registro.textured-section::before {
  background:
    radial-gradient(circle at 22% 25%, rgba(246,180,54,.10), transparent 22%),
    radial-gradient(circle at 76% 72%, rgba(133,45,225,.18), transparent 28%),
    linear-gradient(135deg, rgba(255,255,255,.015) 25%, transparent 25% 50%, rgba(255,255,255,.015) 50% 75%, transparent 75%),
    repeating-linear-gradient(90deg, rgba(255,255,255,.011) 0 1px, transparent 1px 92px);
  background-size: auto, auto, 54px 54px, auto;
}
#faq.textured-section::before {
  background:
    radial-gradient(circle at 84% 16%, rgba(246,180,54,.08), transparent 18%),
    radial-gradient(circle at 14% 76%, rgba(119,37,206,.15), transparent 24%),
    repeating-linear-gradient(0deg, transparent 0 52px, rgba(255,255,255,.013) 53px 54px),
    repeating-linear-gradient(90deg, transparent 0 52px, rgba(255,255,255,.013) 53px 54px);
}
.section-kicker {
  font-size: .76rem;
  letter-spacing: .18em;
}
.zoho-form-card {
  padding: 22px;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.025)),
    radial-gradient(circle at 100% 0%, rgba(155,45,255,.10), transparent 35%);
  border: 1px solid rgba(255,255,255,.10);
  box-shadow: 0 34px 110px rgba(0,0,0,.38), 0 0 0 1px rgba(246,180,54,.025);
}
.zoho-form-card iframe {
  display: block;
  margin: 0 auto;
  border-radius: 18px;
  background: transparent;
}
@media (max-width: 640px) {
  .zoho-form-card { padding: 10px; border-radius: 20px; }
  .zoho-form-card iframe { width: 100% !important; }
}

/* ===== V5 visual refinement ===== */
:root{
  --yellow:#f6b436;
}
.hero-date-text{
  color:var(--yellow);
  font-size:1.8rem;
  line-height:1.05;
  text-shadow:0 0 18px rgba(246,180,54,.08);
}
.hero-date-text span{ color:var(--yellow); }
.hero-copy .hero-text{ display:none !important; }
.section-compact-text{
  max-width: 52ch;
  color: var(--muted);
  font-size: 1.04rem;
}
.concept .copy{ max-width: 620px; }

/* Section background system */
.section{ position:relative; overflow:hidden; }
.textured-section{ isolation:isolate; }
.textured-section > .container{ position:relative; z-index:2; }
.section-image-bg{
  position:absolute;
  inset:0;
  z-index:0;
  opacity:.9;
  pointer-events:none;
  will-change:transform;
}
.textured-section::before,
.textured-section::after{ z-index:1; }
#concepto.textured-section::before{
  background:
    radial-gradient(circle at 50% 35%, rgba(117,42,218,.26), transparent 0 22%, transparent 40%),
    radial-gradient(circle at 14% 76%, rgba(246,180,54,.08), transparent 0 16%, transparent 26%),
    radial-gradient(circle at 84% 18%, rgba(136,59,240,.18), transparent 0 20%, transparent 30%),
    linear-gradient(180deg, rgba(5,6,12,.96), rgba(7,9,18,.88)),
    repeating-linear-gradient(90deg, rgba(255,255,255,.028) 0 1px, transparent 1px 82px),
    repeating-linear-gradient(0deg, rgba(255,255,255,.02) 0 1px, transparent 1px 82px);
  background-blend-mode: screen, screen, screen, normal, normal, normal;
  animation: sectionPulse 12s ease-in-out infinite alternate;
}
#concepto.textured-section::after{
  content:"";
  position:absolute;
  inset:-12%;
  background:
    radial-gradient(circle at 50% 50%, transparent 0 39%, rgba(160,72,255,.12) 40%, transparent 41%),
    radial-gradient(circle at 50% 50%, transparent 0 52%, rgba(246,180,54,.06) 53%, transparent 54%);
  opacity:.6;
  animation: haloSpin 28s linear infinite;
}
#contenido.textured-section::before{
  background:
    linear-gradient(180deg, rgba(5,6,12,.88), rgba(6,8,16,.90)),
    linear-gradient(90deg, rgba(5,6,12,.88), rgba(5,6,12,.52) 34%, rgba(5,6,12,.2) 60%, rgba(5,6,12,.7) 100%),
    url('../img/seccion-descubre.png') center center / cover no-repeat;
  animation: bgDrift 18s ease-in-out infinite alternate;
}
#contenido.textured-section::after{
  content:"";
  position:absolute;
  inset:0;
  background:
    radial-gradient(circle at 18% 26%, rgba(255,255,255,.08) 0 1px, transparent 1px 15px),
    linear-gradient(180deg, transparent, rgba(255,255,255,.02)),
    repeating-linear-gradient(0deg, transparent 0 54px, rgba(255,255,255,.018) 55px 56px),
    repeating-linear-gradient(90deg, transparent 0 54px, rgba(255,255,255,.018) 55px 56px);
  mix-blend-mode:screen;
  opacity:.35;
  animation:gridShift 16s linear infinite;
}
#premios{ overflow:hidden; }
#premios .premios-bg{
  background:
    linear-gradient(90deg, rgba(5,7,14,.95) 0%, rgba(5,7,14,.78) 32%, rgba(5,7,14,.35) 56%, rgba(5,7,14,.75) 100%),
    url('../img/seccion-premios.png') center right / cover no-repeat;
  opacity:.92;
  transform:translate3d(0,0,0) scale(1.02);
  animation:bgParallaxFloat 16s ease-in-out infinite alternate;
}
#premios.textured-section::before{
  background:
    radial-gradient(circle at 18% 50%, rgba(246,180,54,.12), transparent 0 18%, transparent 34%),
    radial-gradient(circle at 76% 30%, rgba(129,46,235,.20), transparent 0 20%, transparent 34%),
    linear-gradient(180deg, rgba(5,7,14,.35), rgba(5,7,14,.82)),
    repeating-linear-gradient(90deg, rgba(255,255,255,.018) 0 1px, transparent 1px 76px),
    repeating-linear-gradient(0deg, rgba(255,255,255,.016) 0 1px, transparent 1px 76px);
}
#premios.textured-section::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(90deg, rgba(8,10,18,.65) 0%, rgba(8,10,18,.15) 45%, rgba(8,10,18,0) 64%, rgba(8,10,18,.35) 100%);
}
#registro.textured-section::before{
  background:
    radial-gradient(circle at 84% 16%, rgba(246,180,54,.11), transparent 0 18%, transparent 28%),
    radial-gradient(circle at 20% 80%, rgba(136,56,240,.18), transparent 0 22%, transparent 36%),
    linear-gradient(180deg, rgba(5,6,12,.95), rgba(7,8,14,.94)),
    repeating-linear-gradient(135deg, rgba(255,255,255,.015) 0 1px, transparent 1px 90px);
}
#faq.textured-section::before{
  background:
    radial-gradient(circle at 12% 22%, rgba(246,180,54,.08), transparent 0 16%, transparent 30%),
    radial-gradient(circle at 88% 80%, rgba(140,53,244,.16), transparent 0 20%, transparent 34%),
    linear-gradient(180deg, rgba(7,9,15,.96), rgba(9,11,18,.94)),
    repeating-linear-gradient(0deg, transparent 0 58px, rgba(255,255,255,.018) 59px 60px),
    repeating-linear-gradient(90deg, transparent 0 58px, rgba(255,255,255,.018) 59px 60px);
  animation: faqGlow 18s ease-in-out infinite alternate;
}
#faq.textured-section::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(135deg, transparent 0 38%, rgba(255,255,255,.018) 38.2% 38.5%, transparent 38.7% 100%);
  opacity:.45;
}

/* Content cards / icons */
#contenido .feature-card > .material-symbols-outlined{
  font-size:52px;
  color:var(--yellow) !important;
  margin-bottom:16px;
  text-shadow:0 0 18px rgba(246,180,54,.18);
}
#contenido .feature-card{
  backdrop-filter: blur(10px);
  background:linear-gradient(180deg, rgba(12,16,28,.74), rgba(12,16,28,.46));
  border-color:rgba(255,255,255,.1);
}
#contenido .section-head{ max-width: 880px; }

/* CTA layout widened */
.cta-band-inner{
  display:grid;
  grid-template-columns:minmax(0,2.4fr) auto;
  gap:32px;
  align-items:center;
}
.cta-band-inner .btn{ min-width:240px; justify-content:center; }

/* Prize section tweaks */
.prizes-head{ max-width: 760px; }
.prize-stage, .prize-note{ position:relative; z-index:2; }
.prize-card{
  background:linear-gradient(180deg, rgba(16,20,33,.82), rgba(11,14,24,.62));
  backdrop-filter:blur(12px);
}
.prize-note{
  background:linear-gradient(90deg, rgba(246,180,54,.08), rgba(149,52,245,.08));
  border-color:rgba(255,255,255,.12);
}

/* Brand strip */
.brand-ribbon-section{
  padding: 10px 0 0;
  background:linear-gradient(180deg, rgba(5,6,10,.35), rgba(5,6,10,.6));
}
.brand-ribbon{
  display:grid;
  grid-template-columns: repeat(5, minmax(120px,1fr));
  gap:22px;
  align-items:center;
  padding:24px 28px;
  border:1px solid rgba(255,255,255,.08);
  border-radius:26px 26px 0 0;
  background:
    linear-gradient(90deg, rgba(18,24,42,.82), rgba(13,18,32,.88)),
    radial-gradient(circle at 16% 50%, rgba(246,180,54,.08), transparent 24%),
    radial-gradient(circle at 84% 50%, rgba(145,54,240,.12), transparent 26%);
}
.brand-ribbon img{
  max-width: 100%;
  max-height: 34px;
  width:auto;
  margin:0 auto;
  display:block;
  filter: drop-shadow(0 6px 18px rgba(0,0,0,.18));
  opacity:.96;
}
.brand-ribbon img:first-child{ max-height: 40px; }
.site-footer{
  padding-top:22px;
  background: rgba(255,255,255,.02);
}
.footer-inner{ grid-template-columns:240px 1fr auto; }

/* Motion */
@keyframes bgDrift {
  from { transform:scale(1.02) translate3d(0,0,0); }
  to   { transform:scale(1.08) translate3d(-10px,-12px,0); }
}
@keyframes bgParallaxFloat {
  from { transform:scale(1.02) translate3d(0,0,0); }
  to   { transform:scale(1.06) translate3d(0,-14px,0); }
}
@keyframes gridShift {
  from { transform:translate3d(0,0,0); }
  to { transform:translate3d(-18px,18px,0); }
}
@keyframes sectionPulse {
  from { filter:brightness(1) saturate(1); }
  to { filter:brightness(1.08) saturate(1.08); }
}
@keyframes haloSpin {
  from { transform:rotate(0deg) scale(1); }
  to { transform:rotate(360deg) scale(1.04); }
}
@keyframes faqGlow {
  from { filter:saturate(1) brightness(1); }
  to { filter:saturate(1.08) brightness(1.04); }
}

@media (max-width: 1024px){
  .brand-ribbon{ grid-template-columns: repeat(3, minmax(120px,1fr)); }
  .brand-ribbon img:first-child{ grid-column: 1 / -1; }
}
@media (max-width: 900px){
  .cta-band-inner{ grid-template-columns: 1fr; }
  .cta-band-inner .btn{ width:100%; min-width:0; }
  .hero-date-text{ font-size:1.5rem; }
}
@media (max-width: 640px){
  .brand-ribbon{ grid-template-columns: repeat(2, minmax(110px,1fr)); gap:18px; padding:20px; }
  .brand-ribbon img:first-child{ grid-column:1 / -1; }
  #contenido .feature-card > .material-symbols-outlined{ font-size:44px; }
  .hero-date-text{ font-size:1.24rem; }
  #premios .premios-bg{ background-position: 70% center; }
}

/* ===== V7 refinements ===== */
body { background:#04050a !important; }
main, .brand-ribbon-section { background:#04050a; }
.hero { position:relative; background:#04050a !important; overflow:hidden; isolation:isolate; }
.hero-bg { position:absolute !important; inset:0 !important; z-index:0; background: linear-gradient(180deg, rgba(4,5,10,.25), rgba(4,5,10,.5)), url('../img/hero-bg.webp') center right / cover no-repeat fixed !important; }
.hero > *:not(.hero-bg) { position:relative; z-index:1; }
.motion-marquee, #concepto, #contenido, #premios, .cta-band, #registro, #faq, .brand-ribbon-section { position:relative; background-color:#05060d; }

/* navigation additions */
.main-nav { display:flex; align-items:center; gap:14px; flex-wrap:wrap; }
.main-nav a { white-space:nowrap; }
.region-chip {
  display:inline-flex; align-items:center; gap:10px; cursor:pointer;
  background:rgba(255,255,255,.045); color:#fff; border:1px solid rgba(255,255,255,.14);
  border-radius:999px; padding:8px 12px; font:600 .88rem/1 'Montserrat',sans-serif;
  transition:transform .25s ease, border-color .25s ease, background .25s ease, box-shadow .25s ease;
}
.region-chip:hover { transform:translateY(-1px); border-color:rgba(246,180,54,.45); box-shadow:0 10px 24px rgba(0,0,0,.22); }
.region-chip img { width:28px; height:18px; object-fit:cover; border-radius:4px; border:1px solid rgba(255,255,255,.24); }
.region-chip span { letter-spacing:.04em; }
.nav-cta { margin-left:4px; background:linear-gradient(90deg, var(--orange), var(--purple)); border-color:transparent !important; color:#fff !important; box-shadow:0 16px 34px rgba(115,27,201,.22); }
.nav-cta:hover { filter:brightness(1.06); }

.hero-actions .btn-ghost { min-width:170px; }

.section-actions, .section-footer-cta {
  display:flex; gap:14px; align-items:center; flex-wrap:wrap;
}
.section-actions { margin-top:22px; }
.section-footer-cta { justify-content:center; margin-top:28px; }
#contenido .section-footer-cta { padding:10px 0 4px; }
#contenido .section-footer-cta .btn { min-width:210px; justify-content:center; }

/* concept bg by code */
#concepto.textured-section::before {
  content:""; position:absolute; inset:0;
  background:
    radial-gradient(circle at 50% 50%, rgba(110,36,219,.24), transparent 0 18%, transparent 36%),
    radial-gradient(circle at 82% 22%, rgba(246,180,54,.08), transparent 0 12%, transparent 24%),
    radial-gradient(circle at 14% 76%, rgba(149,58,245,.14), transparent 0 16%, transparent 28%),
    linear-gradient(180deg, rgba(6,7,12,.96), rgba(8,10,18,.94)),
    repeating-linear-gradient(90deg, rgba(255,255,255,.018) 0 1px, transparent 1px 70px),
    repeating-linear-gradient(0deg, rgba(255,255,255,.018) 0 1px, transparent 1px 70px);
  opacity:1; z-index:0;
}
#concepto.textured-section::after {
  content:""; position:absolute; inset:-12%;
  background: radial-gradient(circle at 50% 50%, transparent 0 44%, rgba(145,54,240,.1) 45%, transparent 46%);
  animation: re27Halo 20s linear infinite; opacity:.6; z-index:0;
}
#concepto .container, #contenido .container, #premios .container, #registro .container, #faq .container, .cta-band .container, .motion-marquee > * { position:relative; z-index:2; }

/* content section */
#contenido.textured-section::before {
  background:
    linear-gradient(180deg, rgba(5,6,12,.86), rgba(5,7,13,.94)),
    linear-gradient(90deg, rgba(4,6,12,.92) 0%, rgba(4,6,12,.68) 38%, rgba(4,6,12,.34) 58%, rgba(4,6,12,.88) 100%),
    url('../img/seccion-descubre.png') center center / cover no-repeat;
  animation: driftSlow 18s ease-in-out infinite alternate;
}
#contenido .feature-card > .material-symbols-outlined {
  color:#f6b436 !important; font-size:56px !important; text-shadow:0 0 18px rgba(246,180,54,.22);
}
#contenido .feature-card {
  background:linear-gradient(180deg, rgba(13,17,30,.76), rgba(10,13,24,.62));
  backdrop-filter:blur(12px);
}

/* prizes section */
#premios { min-height:auto; }
#premios .premios-bg {
  position:absolute; inset:0; z-index:0; opacity:.92;
  background: linear-gradient(90deg, rgba(5,7,14,.9) 0%, rgba(5,7,14,.76) 32%, rgba(5,7,14,.32) 58%, rgba(5,7,14,.82) 100%), url('../img/seccion-premios.png') center center / cover no-repeat fixed;
  will-change:transform;
}
#premios .premios-bg::before {
  content:""; position:absolute; inset:-5%;
  background:
    repeating-linear-gradient(120deg, transparent 0 12px, rgba(246,180,54,.06) 12px 13px, transparent 13px 24px),
    repeating-linear-gradient(60deg, transparent 0 14px, rgba(171,77,255,.05) 14px 15px, transparent 15px 30px);
  mix-blend-mode:screen; opacity:.55; animation: prizeSweep 14s linear infinite;
}
#premios .premios-bg::after {
  content:""; position:absolute; inset:0;
  background:
    radial-gradient(circle at 12% 45%, rgba(246,180,54,.18), transparent 0 16%, transparent 26%),
    radial-gradient(circle at 84% 24%, rgba(166,76,255,.22), transparent 0 18%, transparent 32%),
    radial-gradient(circle at 60% 80%, rgba(255,255,255,.06), transparent 0 8%, transparent 18%);
  animation: pulseLights 8s ease-in-out infinite alternate;
}
#premios .prize-stage { position:relative; z-index:2; }

/* cta band */
.cta-band { padding:20px 0 !important; background:linear-gradient(180deg, rgba(7,9,15,.98), rgba(9,12,18,.98)); }
.cta-texture::before {
  content:""; position:absolute; inset:0;
  background:
    radial-gradient(circle at 18% 50%, rgba(246,180,54,.08), transparent 0 16%, transparent 28%),
    radial-gradient(circle at 82% 50%, rgba(145,54,240,.12), transparent 0 20%, transparent 32%),
    repeating-linear-gradient(90deg, transparent 0 80px, rgba(255,255,255,.02) 81px 82px);
  opacity:1;
}
.cta-band-inner { position:relative; z-index:2; grid-template-columns:minmax(0,2.2fr) minmax(260px,.95fr) !important; gap:32px; align-items:center; }
.cta-band-inner .btn { justify-self:end; }

/* registration section */
#registro { overflow:hidden; }
#registro .registration-bg {
  position:absolute; inset:0; z-index:0; opacity:.52;
  background:
    linear-gradient(90deg, rgba(4,5,10,.96) 0%, rgba(4,5,10,.82) 34%, rgba(4,5,10,.68) 52%, rgba(4,5,10,.88) 100%),
    url('../img/registration-bg.webp') center right / cover no-repeat;
  animation: driftSlow 22s ease-in-out infinite alternate;
}
#registro .registration-bg::before {
  content:""; position:absolute; inset:0;
  background:
    repeating-linear-gradient(90deg, transparent 0 72px, rgba(255,255,255,.018) 72px 73px),
    repeating-linear-gradient(0deg, transparent 0 72px, rgba(255,255,255,.016) 72px 73px),
    linear-gradient(180deg, transparent, rgba(246,180,54,.05), transparent);
  animation:gridDrift 18s linear infinite;
}
#registro .registration-bg::after {
  content:""; position:absolute; inset:-20% -5%;
  background:
    radial-gradient(circle at 20% 50%, rgba(246,180,54,.16), transparent 0 18%, transparent 30%),
    radial-gradient(circle at 78% 24%, rgba(145,54,240,.18), transparent 0 22%, transparent 36%);
  animation: floatingGlow 12s ease-in-out infinite alternate;
}
#registro .zoho-form-card { position:relative; z-index:2; }
.form-loading { color:rgba(255,255,255,.72); font-size:.95rem; padding:18px 6px 8px; }

/* faq section */
#faq.textured-section::before {
  content:""; position:absolute; inset:0;
  background:
    radial-gradient(circle at 14% 28%, rgba(246,180,54,.06), transparent 0 14%, transparent 24%),
    radial-gradient(circle at 84% 78%, rgba(145,54,240,.14), transparent 0 16%, transparent 30%),
    linear-gradient(180deg, rgba(6,7,13,.98), rgba(8,10,16,.96)),
    repeating-linear-gradient(90deg, transparent 0 64px, rgba(255,255,255,.018) 64px 65px),
    repeating-linear-gradient(0deg, transparent 0 64px, rgba(255,255,255,.018) 64px 65px);
}

.brand-ribbon-section { padding:12px 0 20px; background:#05060d; }
.brand-ribbon { border-radius:24px; }

/* modal */
.region-modal { position:fixed; inset:0; z-index:1200; display:none; }
.region-modal.is-open { display:block; }
.region-modal-backdrop { position:absolute; inset:0; background:rgba(1,2,6,.78); backdrop-filter:blur(8px); }
.region-modal-dialog {
  position:relative; z-index:1; max-width:640px; margin:8vh auto 0; padding:28px;
  background:linear-gradient(180deg, rgba(16,19,30,.96), rgba(10,12,20,.94)); border:1px solid rgba(255,255,255,.1);
  border-radius:28px; box-shadow:0 30px 80px rgba(0,0,0,.48);
}
.region-modal-close {
  position:absolute; top:14px; right:14px; width:38px; height:38px; border-radius:50%; border:1px solid rgba(255,255,255,.12);
  background:rgba(255,255,255,.03); color:#fff; font-size:1.35rem; cursor:pointer;
}
.region-modal-header p { color:var(--muted); max-width:52ch; }
.region-options { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:16px; margin-top:20px; }
.region-option {
  display:flex; align-items:center; gap:14px; width:100%; text-align:left; cursor:pointer;
  border:1px solid rgba(255,255,255,.1); border-radius:18px; padding:16px; color:#fff;
  background:linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
  transition:transform .25s ease, border-color .25s ease, background .25s ease, box-shadow .25s ease;
}
.region-option:hover { transform:translateY(-2px); border-color:rgba(246,180,54,.45); box-shadow:0 18px 40px rgba(0,0,0,.28); }
.region-option img { width:56px; height:38px; object-fit:cover; border-radius:8px; border:1px solid rgba(255,255,255,.18); }
.region-option strong { display:block; font-size:1rem; }
.region-option small { display:block; margin-top:3px; color:var(--muted-2); }
body.modal-open { overflow:hidden; }

/* hide footer if any */
.site-footer { display:none !important; }

@keyframes re27Halo { from{transform:rotate(0deg)} to{transform:rotate(360deg)} }
@keyframes driftSlow { from{transform:scale(1.02) translate3d(0,0,0)} to{transform:scale(1.07) translate3d(-10px,-12px,0)} }
@keyframes prizeSweep { from{transform:translate3d(-3%,0,0)} to{transform:translate3d(3%,0,0)} }
@keyframes pulseLights { from{opacity:.7; filter:blur(0px)} to{opacity:1; filter:blur(2px)} }
@keyframes gridDrift { from{transform:translate3d(0,0,0)} to{transform:translate3d(-18px,18px,0)} }
@keyframes floatingGlow { from{transform:translate3d(0,0,0)} to{transform:translate3d(0,-10px,0)} }

@media (max-width: 1180px){
  .main-nav { gap:10px; }
  .region-chip { padding:7px 10px; }
}
@media (max-width: 1024px) {
  .cta-band-inner { grid-template-columns:1fr !important; }
  .cta-band-inner .btn { justify-self:start; }
}
@media (max-width: 768px) {
  .main-nav.open { display:flex; }
  .main-nav { align-items:flex-start; }
  .region-options { grid-template-columns:1fr; }
  .region-modal-dialog { margin:6vh 18px 0; }
  .section-footer-cta, .section-actions { flex-direction:column; align-items:stretch; }
  .section-footer-cta .btn, .section-actions .btn { width:100%; text-align:center; justify-content:center; }
  .region-chip { width:100%; justify-content:center; }
}
.hero-date-text { color:#f6b436 !important; font-size:1.8rem !important; line-height:1.05; }
.hero-date-text span { display:block; }

/* ===== V8.1 HOTFIX — restore hero content & lock hero background ===== */
.hero {
  position: relative !important;
  min-height: calc(100vh - 76px) !important;
  display: flex !important;
  align-items: center !important;
  overflow: hidden !important;
  isolation: isolate;
  background: #04050a !important;
}

/* The hero image belongs ONLY to the hero. Never fixed to the viewport/page. */
.hero-bg {
  position: absolute !important;
  inset: 0 !important;
  width: 100% !important;
  height: 100% !important;
  z-index: 0 !important;
  background:
    linear-gradient(90deg, rgba(7,7,13,.96) 5%, rgba(7,7,13,.78) 42%, rgba(7,7,13,.28) 100%),
    linear-gradient(180deg, rgba(7,7,13,.12), rgba(7,7,13,.62)),
    url('../img/hero-bg.webp') 72% center / cover no-repeat !important;
  background-attachment: scroll !important;
  transform: scale(1.015) !important;
  pointer-events: none;
}

/* Decorative hero layers MUST remain absolute, otherwise they push the copy below the fold. */
#hero-network,
.hero-scan,
.hero-orbit,
.hero-ghost-word,
.hero-glow {
  position: absolute !important;
  pointer-events: none !important;
}
#hero-network { inset: 0 !important; width:100% !important; height:100% !important; z-index:1 !important; }
.hero-scan { inset:0 !important; z-index:1 !important; }
.hero-orbit { z-index:1 !important; }
.hero-ghost-word { z-index:1 !important; }
.hero-glow { z-index:1 !important; }

/* Keep actual content in normal hero layout and above all decorative layers. */
.hero > .container.hero-layout {
  position: relative !important;
  z-index: 5 !important;
  width: min(1180px, calc(100% - 40px));
  margin-inline: auto;
}
.hero-copy {
  position: relative !important;
  z-index: 7 !important;
  opacity: 1;
}
.hero-side {
  position: relative !important;
  z-index: 6 !important;
}

/* Stronger foreground separation so copy stays legible over the active background. */
.hero-copy::before {
  content:"";
  position:absolute;
  inset:-38px -48px -38px -70px;
  z-index:-1;
  background:radial-gradient(ellipse at 38% 50%, rgba(4,5,10,.74) 0%, rgba(4,5,10,.36) 56%, transparent 78%);
  pointer-events:none;
}

/* Main navigation CTA — unmistakable VIAS3D gradient */
.main-nav .nav-cta,
.main-nav a.nav-cta,
.nav-cta.btn,
.nav-cta.btn-outline {
  background: linear-gradient(90deg, #ed8020 0%, #a23bd5 56%, #6607c4 100%) !important;
  border-color: transparent !important;
  color: #ffffff !important;
  box-shadow: 0 10px 28px rgba(102,7,196,.28), 0 0 22px rgba(237,128,32,.09) !important;
}
.main-nav .nav-cta:hover,
.main-nav a.nav-cta:hover {
  background: linear-gradient(90deg, #f39131 0%, #b54ee6 55%, #7920d5 100%) !important;
  transform: translateY(-2px);
  box-shadow: 0 14px 34px rgba(102,7,196,.36), 0 0 28px rgba(237,128,32,.14) !important;
}

@media (max-width: 860px) {
  .hero > .container.hero-layout {
    width: min(100% - 28px, 1180px);
    padding-top: 52px;
    padding-bottom: 58px;
  }
  .hero-copy::before { inset:-24px -20px; }
}

/* ===== V9 — layered cinematic hero parallax ===== */
.hero {
  --h-back-x: 0px;
  --h-back-y: 0px;
  --h-mid-x: 0px;
  --h-mid-y: 0px;
  --h-over-x: 0px;
  --h-over-y: 0px;
  --h-scroll-back: 0px;
  --h-scroll-mid: 0px;
  --h-scroll-over: 0px;
  perspective: 1200px;
}

.hero-parallax-stage {
  position: absolute !important;
  inset: 0 !important;
  z-index: 0 !important;
  overflow: hidden;
  pointer-events: none;
  transform: translateZ(0);
  background:#05050b;
}

.hero-depth-layer {
  position:absolute;
  inset:-4%;
  pointer-events:none;
  will-change: transform;
  transform-origin: center center;
}
.hero-depth-layer img {
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
  user-select:none;
  -webkit-user-drag:none;
  will-change: transform, filter, opacity;
}

/* Deep atmosphere: widest, slowest movement */
.hero-depth-back {
  z-index:0;
  transform: translate3d(var(--h-back-x), calc(var(--h-back-y) + var(--h-scroll-back)), 0) scale(1.075);
}
.hero-depth-back img {
  object-position:center center;
  filter:saturate(1.08) contrast(1.03) brightness(.92);
  animation: heroBackBreathe 13s ease-in-out infinite alternate;
}

/* Glossy arc: main depth object, more responsive */
.hero-depth-middle {
  z-index:1;
  transform: translate3d(var(--h-mid-x), calc(var(--h-mid-y) + var(--h-scroll-mid)), 0) scale(1.055);
  opacity:.78;
}
.hero-depth-middle img {
  object-position:63% 48%;
  filter:saturate(1.12) contrast(1.04) brightness(.88);
  animation: heroMiddleBreathe 10s ease-in-out infinite alternate;
}

/* Energy trails: closest layer, subtle and faster */
.hero-depth-over {
  z-index:2;
  transform: translate3d(var(--h-over-x), calc(var(--h-over-y) + var(--h-scroll-over)), 0) scale(1.04);
  opacity:.42;
  mix-blend-mode:screen;
}
.hero-depth-over img {
  object-position:center center;
  filter:saturate(1.2) contrast(1.02) brightness(.96) blur(.15px);
  animation: heroOverFloat 8.5s ease-in-out infinite alternate;
}

/* Keeps the copy readable but lets the ring remain visible on the right */
.hero-depth-vignette {
  position:absolute;
  inset:0;
  z-index:3;
  pointer-events:none;
  background:
    linear-gradient(90deg, rgba(4,5,10,.88) 0%, rgba(4,5,10,.68) 29%, rgba(4,5,10,.23) 52%, rgba(4,5,10,.06) 73%, rgba(4,5,10,.20) 100%),
    linear-gradient(180deg, rgba(4,5,10,.18) 0%, rgba(4,5,10,0) 45%, rgba(4,5,10,.42) 100%),
    radial-gradient(circle at 73% 38%, rgba(246,180,54,.08), transparent 0 19%, transparent 34%),
    radial-gradient(circle at 68% 53%, rgba(119,37,220,.10), transparent 0 25%, transparent 44%);
}

/* Existing neural canvas and coded beams sit above the image layers */
#hero-network { z-index:2 !important; opacity:.72; mix-blend-mode:screen; }
.hero-scan { z-index:3 !important; opacity:.33; }
.hero-orbit { z-index:3 !important; }
.hero-ghost-word { z-index:3 !important; }
.hero-glow { z-index:3 !important; }
.hero > .container.hero-layout { z-index:6 !important; }

/* Add a subtle light sweep that moves independently of the raster layers */
.hero-parallax-stage::after {
  content:"";
  position:absolute;
  z-index:4;
  inset:-20% -12%;
  pointer-events:none;
  background:linear-gradient(108deg, transparent 34%, rgba(255,255,255,.015) 43%, rgba(246,180,54,.055) 49%, rgba(153,62,244,.045) 53%, transparent 62%);
  transform:translateX(-34%);
  animation:heroLightSweep 9s ease-in-out infinite;
  mix-blend-mode:screen;
}

@keyframes heroBackBreathe {
  from { transform:scale(1.012); filter:saturate(1.04) contrast(1.02) brightness(.90); }
  to   { transform:scale(1.032); filter:saturate(1.12) contrast(1.05) brightness(.96); }
}
@keyframes heroMiddleBreathe {
  from { transform:translate3d(-2px,2px,0) scale(1.015); filter:saturate(1.08) contrast(1.03) brightness(.85); }
  to   { transform:translate3d(4px,-5px,0) scale(1.035); filter:saturate(1.18) contrast(1.06) brightness(.94); }
}
@keyframes heroOverFloat {
  from { transform:translate3d(-7px,4px,0) scale(1.01); opacity:.66; }
  to   { transform:translate3d(12px,-8px,0) scale(1.035); opacity:1; }
}
@keyframes heroLightSweep {
  0%, 14% { transform:translateX(-38%); opacity:0; }
  35% { opacity:.5; }
  60% { transform:translateX(34%); opacity:.62; }
  80%,100% { transform:translateX(45%); opacity:0; }
}

/* Reduce motion for users who request it and for touch/mobile */
@media (prefers-reduced-motion: reduce) {
  .hero-depth-layer,
  .hero-depth-layer img,
  .hero-parallax-stage::after { animation:none !important; transform:none !important; }
}
@media (max-width: 860px) {
  .hero-depth-back { transform:scale(1.06); }
  .hero-depth-middle { opacity:.53; transform:scale(1.08); }
  .hero-depth-middle img { object-position:70% center; }
  .hero-depth-over { opacity:.26; transform:scale(1.05); }
  .hero-depth-vignette {
    background:
      linear-gradient(90deg, rgba(4,5,10,.92), rgba(4,5,10,.62) 58%, rgba(4,5,10,.30)),
      linear-gradient(180deg, rgba(4,5,10,.10), rgba(4,5,10,.48));
  }
}

/* ===== V9.1 — hero chips alignment fix ===== */
.hero-chip-row {
  position: relative;
  z-index: 9;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  margin: 14px 8px 2px;
}
.hero-chip-row .hero-float-chip {
  position: relative !important;
  inset: auto !important;
  margin: 0;
  flex: 0 1 auto;
  max-width: 100%;
  transform: none;
  animation-name: chipRowFloat;
}
.hero-chip-row .chip-b {
  animation-duration: 5.8s;
  animation-delay: .3s;
}
.hero-chip-row .chip-c {
  animation-duration: 5.2s;
  animation-delay: .8s;
}
@keyframes chipRowFloat {
  0%,100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}
/* Keep only the AURA chip floating independently above the panel. */
.hero-side > .chip-a {
  top: -22px !important;
  right: 28px !important;
  left: auto !important;
  bottom: auto !important;
}
@media (max-width: 1180px) {
  .hero-chip-row { gap: 8px; margin-inline: 0; }
  .hero-chip-row .hero-float-chip { font-size: .57rem; letter-spacing: .08em; padding: 8px 10px; }
}
@media (max-width: 860px) {
  .hero-chip-row { display:none; }
}

/* ===== V10 registration reinforcement ===== */
@media (min-width: 1000px) {
  #registro .registration-copy {
    position: sticky;
    top: 110px;
    align-self: start;
  }
}
.registration-event-reminder {
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap:12px;
  margin:0 0 14px;
}
.registration-event-date,
.registration-event-time {
  display:flex;
  align-items:center;
  gap:12px;
  padding:14px 15px;
  border-radius:18px;
  border:1px solid rgba(255,255,255,.1);
  background:linear-gradient(180deg,rgba(255,255,255,.045),rgba(255,255,255,.025));
  backdrop-filter:blur(12px);
  box-shadow:0 14px 36px rgba(0,0,0,.18);
}
.registration-event-date > .material-symbols-outlined,
.registration-event-time > .material-symbols-outlined {
  width:38px;height:38px;flex:0 0 38px;border-radius:12px;
  display:grid;place-items:center;
  color:#f6b436;
  background:linear-gradient(135deg,rgba(246,180,54,.16),rgba(150,55,241,.12));
}
.registration-event-date small,
.registration-event-date strong,
.registration-event-time strong,
.registration-event-time span { display:block; }
.registration-event-date small {
  color:#f6b436;text-transform:uppercase;letter-spacing:.14em;font-size:.68rem;font-weight:800;
}
.registration-event-date strong { margin-top:2px;font-size:.96rem;color:#fff; }
.registration-event-time strong { font-size:.86rem;color:#fff; }
.registration-event-time span { margin-top:2px;font-size:.75rem;color:var(--muted-2); }
.registration-countdown {
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:8px;
  margin:0 0 28px;
}
.registration-countdown > div {
  padding:12px 8px 10px;
  text-align:center;
  border-radius:16px;
  border:1px solid rgba(255,255,255,.09);
  background:
    radial-gradient(circle at 50% 0%,rgba(246,180,54,.08),transparent 46%),
    rgba(10,12,21,.68);
  box-shadow:inset 0 1px rgba(255,255,255,.025),0 10px 26px rgba(0,0,0,.14);
}
.registration-countdown strong {
  display:block;
  font-size:1.45rem;
  line-height:1;
  color:#fff;
  font-variant-numeric:tabular-nums;
}
.registration-countdown > div:first-child strong { color:#f6b436; }
.registration-countdown span {
  display:block;
  margin-top:6px;
  font-size:.65rem;
  color:var(--muted-2);
  text-transform:uppercase;
  letter-spacing:.12em;
  font-weight:700;
}
@media (max-width: 720px) {
  .registration-event-reminder { grid-template-columns:1fr; }
  .registration-countdown { gap:6px; }
  .registration-countdown strong { font-size:1.2rem; }
  .registration-countdown span { font-size:.58rem;letter-spacing:.08em; }
}

/* ===== V10.2 MOBILE NAV HOTFIX ===== */
@media (max-width: 860px) {
  .site-header {
    position: sticky !important;
    top: 0 !important;
    z-index: 1000 !important;
  }
  .header-inner {
    min-height: 74px;
    position: relative;
  }
  .nav-toggle {
    display: grid !important;
    place-content: center;
    flex: 0 0 52px;
    width: 52px;
    height: 52px;
    z-index: 1002;
    cursor: pointer;
    background: rgba(8,9,15,.78);
    backdrop-filter: blur(12px);
  }
  .nav-toggle span {
    width: 26px;
    margin: 4px 0;
    transition: transform .25s ease, opacity .2s ease;
    transform-origin: center;
  }
  .nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(10px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-10px) rotate(-45deg); }

  /* IMPORTANT: default mobile state is CLOSED. This overrides later desktop .main-nav rules. */
  .site-header .main-nav {
    position: absolute !important;
    top: calc(100% + 10px) !important;
    left: 14px !important;
    right: 14px !important;
    width: auto !important;
    max-height: min(72vh, 560px);
    overflow-y: auto;
    display: none !important;
    flex-direction: column !important;
    align-items: stretch !important;
    flex-wrap: nowrap !important;
    gap: 4px !important;
    padding: 18px !important;
    border-radius: 22px !important;
    background: rgba(7,8,14,.97) !important;
    border: 1px solid rgba(255,255,255,.10) !important;
    box-shadow: 0 24px 70px rgba(0,0,0,.58) !important;
    backdrop-filter: blur(20px) !important;
    -webkit-backdrop-filter: blur(20px) !important;
    z-index: 1001 !important;
  }
  .site-header .main-nav.open {
    display: flex !important;
    animation: mobileNavIn .22s ease both;
  }
  .site-header .main-nav > a:not(.btn) {
    display: block;
    width: 100%;
    padding: 12px 10px;
    font-size: 1.02rem;
    border-radius: 12px;
  }
  .site-header .main-nav > a:not(.btn)::after { display: none !important; }
  .site-header .region-chip,
  .site-header .nav-cta {
    width: 100% !important;
    margin: 7px 0 0 !important;
    justify-content: center !important;
  }
  .site-header .nav-cta { min-height: 50px; }
  body.mobile-nav-open { overflow: hidden; }
}

@keyframes mobileNavIn {
  from { opacity:0; transform:translateY(-8px) scale(.985); }
  to { opacity:1; transform:translateY(0) scale(1); }
}

@media (min-width: 861px) {
  .site-header .main-nav { display:flex !important; }
}