:root {
  --bg: #081325;
  --line: rgba(72, 124, 255, 0.22);
  --blue: #23a0ff;
  --blue-2: #1a67ff;
  --cyan: #31d7ff;
  --orange: #ff7a18;
  --orange-2: #ff9f2f;
  --purple-2: #d45bff;
  --yellow: #ffc145;
  --white: #ffffff;
  --text: #dbe9ff;
  --muted: #98acd1;
  --shadow: 0 24px 60px rgba(1, 8, 22, 0.45);
  --radius-xl: 30px;
  --radius-lg: 24px;
  --max: 1280px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 10% 0%, rgba(0, 140, 255, 0.18), transparent 24%),
    radial-gradient(circle at 90% 10%, rgba(255, 122, 24, 0.16), transparent 28%),
    radial-gradient(circle at 50% 100%, rgba(124, 46, 255, 0.12), transparent 30%),
    linear-gradient(180deg, #050d1d 0%, #09162c 40%, #081325 100%);
  line-height: 1.5;
}

a {
  color: inherit;
  text-decoration: none;
}

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

h1,
h2,
h3,
p,
ul {
  margin: 0;
}

ul {
  padding: 0;
  list-style: none;
}

.container {
  width: min(calc(100% - 32px), var(--max));
  margin: 0 auto;
}

.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(14px);
  background: rgba(3, 10, 24, 0.82);
  border-bottom: 1px solid rgba(53, 110, 255, 0.16);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 96px;
}

.brand {
  display: flex;
  align-items: center;
}

.brand img {
  width: 266px;
  height: auto;
  object-fit: contain;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 26px;
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--text);
}

.nav-links a:hover,
.footer-links a:hover,
.social-links a:hover,
.legal-links a:hover {
  color: var(--orange-2);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 24px;
  border-radius: 999px;
  border: 0;
  font-weight: 800;
  letter-spacing: -0.02em;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary,
.btn-ticket-alt,
.btn-tier {
  color: var(--white);
  background: linear-gradient(135deg, var(--orange), var(--orange-2));
  box-shadow: 0 14px 32px rgba(255, 122, 24, 0.28);
}

.btn-ticket {
  color: var(--white);
  background: linear-gradient(135deg, var(--blue), var(--blue-2));
  box-shadow: 0 14px 32px rgba(26, 103, 255, 0.28);
}

.section {
  padding: 58px 0;
}

.hero {
  padding-top: 42px;
}

.hero-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(320px, 1.08fr);
  gap: 30px;
  align-items: center;
}

.hero-copy-block {
  display: grid;
  gap: 16px;
}

.hero-visual-card,
.city-card,
.ticket-card,
.recognition-card,
.sponsor-card,
.cta-banner,
.footer-card {
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.hero-visual-card {
  width: 100%;
  padding: 18px;
  border-radius: var(--radius-xl);
  background: linear-gradient(180deg, rgba(9, 22, 44, 0.92), rgba(7, 17, 36, 0.98));
}

.hero-visual-card img {
  width: 100%;
  border-radius: 22px;
  object-fit: cover;
}

.tagline {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  color: var(--white);
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.tagline span {
  position: relative;
  padding-right: 16px;
}

.tagline span:not(:last-child)::after {
  content: "•";
  position: absolute;
  right: 0;
  top: 0;
  color: var(--orange-2);
}

.section-head.centered {
  display: grid;
  justify-items: center;
  gap: 10px;
  text-align: center;
  max-width: 900px;
  margin-inline: auto;
}

.compact-head {
  margin-bottom: 24px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  padding: 10px 16px;
  border-radius: 999px;
  background: rgba(255, 122, 24, 0.14);
  border: 1px solid rgba(255, 122, 24, 0.22);
  color: var(--orange-2);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.eyebrow.subtle {
  background: rgba(49, 215, 255, 0.1);
  border-color: rgba(49, 215, 255, 0.18);
  color: var(--cyan);
}

h1 {
  font-size: clamp(2.6rem, 4.4vw, 4.2rem);
  line-height: 0.92;
  letter-spacing: -0.07em;
  color: var(--white);
  max-width: 12ch;
}

h2 {
  font-size: clamp(2.2rem, 4vw, 3.4rem);
  line-height: 0.96;
  letter-spacing: -0.05em;
  color: var(--white);
}

.hero-summary,
.section-head.centered p {
  color: var(--muted);
  font-size: clamp(1.06rem, 1.7vw, 1.24rem);
  line-height: 1.6;
}

.four-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.city-card,
.ticket-card,
.recognition-card,
.sponsor-card {
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(12, 28, 57, 0.96), rgba(9, 20, 42, 0.98));
}

.city-card {
  padding: 14px;
  display: grid;
  gap: 12px;
}

.city-thumb {
  aspect-ratio: 1 / 1;
  border-radius: 18px;
  background-position: center;
  background-size: cover;
  box-shadow: inset 0 -30px 50px rgba(4, 10, 24, 0.24);
}

.city-iquique .city-thumb {
  background-image: linear-gradient(180deg, rgba(4,10,24,0.02), rgba(4,10,24,0.35)), url('../img/iquique.webp');
}

.city-calama .city-thumb {
  background-image: linear-gradient(180deg, rgba(4,10,24,0.02), rgba(4,10,24,0.35)), url('../img/calama.webp');
}

.city-antofagasta .city-thumb {
  background-image: linear-gradient(180deg, rgba(4,10,24,0.02), rgba(4,10,24,0.35)), url('../img/antofagasta.webp');
}

.city-santiago .city-thumb {
  background-image: linear-gradient(180deg, rgba(4,10,24,0.02), rgba(4,10,24,0.35)), url('../img/santiago.webp');
}

.city-meta {
  display: grid;
  gap: 4px;
  justify-items: center;
  text-align: center;
}

.city-meta strong {
  font-size: 1.18rem;
  color: var(--white);
}

.city-meta span {
  color: #ffd29f;
  font-weight: 700;
}

.cities-section,
.tickets-section,
.recognition-section,
.sponsors-section {
  padding-top: 12px;
}

.ticket-card {
  min-height: 294px;
  padding: 22px;
  display: grid;
  grid-template-rows: auto auto auto 1fr auto;
  gap: 12px;
}

.ticket-card.streaming {
  box-shadow: inset 0 0 0 1px rgba(35, 160, 255, 0.24);
}

.ticket-card.early,
.ticket-card.general {
  box-shadow: inset 0 0 0 1px rgba(255, 122, 24, 0.24);
}

.ticket-card.vip {
  box-shadow: inset 0 0 0 1px rgba(255, 193, 69, 0.3);
}

.ticket-type {
  color: var(--white);
  font-size: 0.92rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.ticket-card strong {
  font-size: clamp(2.2rem, 3vw, 3rem);
  line-height: 1;
  color: var(--white);
}

.ticket-card span {
  color: #ffd29f;
  font-weight: 800;
}

.ticket-card p {
  color: var(--muted);
  line-height: 1.55;
}

.recognition-card {
  min-height: 228px;
  padding: 22px;
  display: grid;
  align-content: start;
  gap: 10px;
}

.recognition-card img {
  height: 44px;
  width: auto;
  object-fit: contain;
}

.recognition-card h3 {
  font-size: 1.62rem;
  line-height: 1;
  color: var(--white);
}

.recognition-card p {
  color: #ffd29f;
  font-weight: 700;
}

.recognition-card small {
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.55;
}

.sponsor-card {
  min-height: 360px;
  padding: 24px;
  display: grid;
  grid-template-rows: auto auto 1fr auto;
  gap: 16px;
}

.sponsor-tier {
  font-size: 1.52rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.sponsor-card strong {
  font-size: clamp(2.15rem, 3vw, 3rem);
  line-height: 1;
  color: var(--white);
}

.sponsor-card li {
  position: relative;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.55;
}

.sponsor-card li + li {
  margin-top: 8px;
}

.sponsor-card li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--cyan);
  font-weight: 900;
}

.data-card {
  box-shadow: inset 0 0 0 1px rgba(35, 160, 255, 0.24);
}

.data-card .sponsor-tier {
  color: var(--blue);
}

.cloud-card {
  box-shadow: inset 0 0 0 1px rgba(255, 122, 24, 0.24);
}

.cloud-card .sponsor-tier {
  color: var(--orange-2);
}

.nova-card {
  box-shadow: inset 0 0 0 1px rgba(212, 91, 255, 0.26);
}

.nova-card .sponsor-tier {
  color: var(--purple-2);
}

.quantum-card {
  box-shadow: inset 0 0 0 1px rgba(255, 193, 69, 0.28);
}

.quantum-card .sponsor-tier {
  color: var(--yellow);
}

.final-cta {
  padding-top: 14px;
}

.cta-banner {
  padding: 30px 32px;
  border-radius: 28px;
  background:
    linear-gradient(90deg, rgba(12, 32, 64, 0.96), rgba(16, 28, 56, 0.9)),
    linear-gradient(135deg, rgba(35,160,255,0.18), rgba(255,122,24,0.12));
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.cta-banner h2 {
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  line-height: 0.96;
  letter-spacing: -0.05em;
  color: var(--white);
}

.cta-banner h2 span {
  color: var(--orange-2);
}

.cta-banner p {
  color: var(--muted);
  margin-top: 10px;
  max-width: 56ch;
  line-height: 1.6;
}

footer {
  padding: 32px 0 38px;
}

.footer-card {
  padding: 30px;
  border-radius: 28px;
  background: linear-gradient(180deg, #050e20 0%, #09162c 100%);
}

.footer-top {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: 24px;
}

.footer-brand-mark img {
  width: 240px;
  height: auto;
}

.footer-right {
  display: grid;
  gap: 18px;
  align-content: start;
}

.footer-econobytes {
  display: inline-flex;
}

.footer-econobytes img {
  width: 190px;
  height: auto;
  object-fit: contain;
}

.footer-brand p,
.footer-links a,
.footer-links p,
.social-links a,
.legal-links a {
  color: rgba(219, 233, 255, 0.78);
}

.footer-brand p {
  line-height: 1.65;
}

.footer-nav {
  margin-top: 18px;
}

.footer-links {
  display: grid;
  gap: 10px;
  align-content: start;
}

.footer-links h3 {
  font-size: 1rem;
  color: var(--white);
}

.social-links,
.legal-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.social-links a,
.legal-links a {
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.92rem;
  font-weight: 700;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  padding-top: 18px;
  margin-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(219, 233, 255, 0.7);
  font-size: 0.92rem;
}

@media (max-width: 1180px) {
  .hero-layout,
  .four-grid,
  .footer-top,
  .cta-banner {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero-layout {
    grid-template-columns: 1fr;
  }

  .cta-banner {
    display: grid;
  }
}

@media (max-width: 920px) {
  .nav-links {
    display: none;
  }

  .four-grid,
  .footer-top {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .nav-inner {
    min-height: 82px;
  }

  .brand img {
    width: 220px;
  }

  .btn {
    width: 100%;
  }

  .hero-visual-card,
  .city-card,
  .ticket-card,
  .recognition-card,
  .sponsor-card,
  .cta-banner,
  .footer-card {
    min-height: auto;
  }

  .hero-visual-card,
  .city-card,
  .ticket-card,
  .recognition-card,
  .sponsor-card,
  .cta-banner,
  .footer-card {
    padding: 22px;
  }

  h1 {
    max-width: 12ch;
  }

  .four-grid,
  .footer-top,
  .hero-layout {
    grid-template-columns: 1fr;
  }
}