/* =========================================================
   II Reto Agrotech Startup 2026 · Hoja de estilos principal
   Modo claro: paleta de fondo_agrotech (crema, hoja, ola)
   Modo oscuro: paleta del cartel oficial (noche, lima, eléctrico)
   ========================================================= */

/* ---------- Tokens ---------- */
:root {
  --bg: #FFFFFF;
  --alt: #EEF6E6;
  --surface: #FFFFFF;
  --ink: #0D3B4C;
  --ink-2: #3D5F66;
  --line: rgba(13, 59, 76, .14);
  --leaf: #5FA832;
  --leaf-ink: #3B7A1A;
  --volt: #0B7A6E;
  --lime: #A6D63A;
  --soft: #DDEFC4;
  --btn-bg: #0D3B4C;
  --btn-ink: #FFFFFF;
  --header-bg: rgba(255, 255, 255, .84);
  --shadow: 0 22px 44px -22px rgba(13, 59, 76, .55);
  --hard: #0D3B4C;
  --band: #0D3B4C;
  --band-2: #072A36;
  --footer: #0D3B4C;

  --font: "Lexend", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-wide: "Lexend Exa", "Lexend", system-ui, -apple-system, "Segoe UI", sans-serif;
  --radius: 18px;
  --gutter: clamp(16px, 4vw, 48px);
  --nav-h: 72px;
  --fade: clamp(90px, 13vw, 200px); /* altura de los fundidos entre bloques */
  color-scheme: light;
}

:root[data-theme="dark"] {
  --bg: #061A1F;
  --alt: #0B262C;
  --surface: #0C2A30;
  --ink: #E8F5E0;
  --ink-2: #A8C4BB;
  --line: rgba(232, 245, 224, .13);
  --leaf: #B8F03C;
  --leaf-ink: #B8F03C;
  --volt: #3AB0FF;
  --lime: #D4FF5C;
  --soft: #12404A;
  --btn-bg: #B8F03C;
  --btn-ink: #061A1F;
  --header-bg: rgba(6, 26, 31, .8);
  --shadow: 0 24px 48px -20px rgba(0, 0, 0, .8);
  --hard: #B8F03C;
  --band: #04141A;
  --band-2: #020C10;
  --footer: #031015;
  color-scheme: dark;
}

/* Sin JavaScript: respeta la preferencia del sistema */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --bg: #061A1F; --alt: #0B262C; --surface: #0C2A30; --ink: #E8F5E0; --ink-2: #A8C4BB;
    --line: rgba(232, 245, 224, .13); --leaf: #B8F03C; --leaf-ink: #B8F03C; --volt: #3AB0FF;
    --lime: #D4FF5C; --soft: #12404A; --btn-bg: #B8F03C; --btn-ink: #061A1F;
    --header-bg: rgba(6, 26, 31, .8); --shadow: 0 24px 48px -20px rgba(0, 0, 0, .8);
    --hard: #B8F03C; --band: #04141A; --band-2: #020C10; --footer: #031015;
    color-scheme: dark;
  }
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 16px); -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: clamp(1rem, .96rem + .2vw, 1.075rem);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background-color .3s ease, color .3s ease;
}
img, svg, iframe { display: block; max-width: 100%; }
a { color: inherit; }
h1, h2, h3 { margin: 0; line-height: 1.15; }
p { margin: 0; }
:focus-visible { outline: 3px solid var(--volt); outline-offset: 3px; border-radius: 6px; }

.skip-link {
  position: absolute; left: 16px; top: -60px; z-index: 100;
  background: var(--btn-bg); color: var(--btn-ink); padding: 10px 16px; border-radius: 10px;
  font-weight: 600; text-decoration: none; transition: top .2s;
}
.skip-link:focus { top: 12px; }

.wrap { width: min(1240px, 100%); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: clamp(64px, 9vw, 120px); }

.section-title {
  font-family: var(--font-wide);
  font-weight: 800;
  font-size: clamp(1.65rem, 1.1rem + 2.6vw, 3.1rem);
  letter-spacing: -.03em;
  line-height: 1.08;
  max-width: 22ch;
  text-wrap: balance;
}

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5em;
  min-height: 48px; padding: .75em 1.4em; border-radius: 999px;
  font: 600 1rem/1 var(--font); text-decoration: none; letter-spacing: .01em;
  border: 2px solid transparent;
  transition: transform .2s ease, background-color .2s ease, color .2s ease, box-shadow .2s ease;
}
.btn-primary { background: var(--btn-bg); color: var(--btn-ink); box-shadow: 4px 4px 0 var(--leaf); }
.btn-primary:hover { transform: translate(-2px, -2px); box-shadow: 6px 6px 0 var(--leaf); }
.btn-ghost { border-color: currentColor; color: var(--ink); background: transparent; }
.btn-ghost:hover { background: var(--ink); color: var(--bg); }

/* =========================================================
   NAVEGACIÓN
   ========================================================= */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--header-bg);
  -webkit-backdrop-filter: blur(14px) saturate(1.3);
  backdrop-filter: blur(14px) saturate(1.3);
  border-bottom: 1px solid var(--line);
}
.nav-bar {
  height: var(--nav-h);
  width: min(1400px, 100%); margin-inline: auto; padding-inline: var(--gutter);
  display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 16px;
}

.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; justify-self: start; }
.brand-mark {
  width: 50px; height: 50px; flex: none; border-radius: 12px; background: #fff;
  display: grid; place-items: center; overflow: hidden;
  box-shadow: 0 0 0 1px var(--line), 0 6px 16px -8px rgba(13, 59, 76, .5);
}
.brand-mark img { width: 44px; height: auto; }

.nav-list { display: flex; align-items: center; gap: 4px; list-style: none; margin: 0; padding: 0; }
.nav-list a, .sub-toggle {
  position: relative; display: inline-flex; align-items: center; gap: 6px;
  min-height: 44px; padding: 0 14px; border-radius: 999px;
  font: 500 .98rem/1 var(--font); color: var(--ink); text-decoration: none;
  background: none; border: 0; cursor: pointer;
  transition: background-color .2s ease, color .2s ease;
}
/* Subrayado tipo pista de circuito: línea con nodo final */
.nav-list > li > a::after, .sub-toggle::after {
  content: ""; position: absolute; left: 14px; right: 14px; bottom: 7px; height: 2px;
  background: linear-gradient(90deg, var(--leaf), var(--volt));
  border-radius: 2px; transform: scaleX(0); transform-origin: left; transition: transform .25s ease;
}
.nav-list > li > a:hover::after, .nav-list > li > a[aria-current="page"]::after,
.sub-toggle:hover::after, .has-sub.open .sub-toggle::after { transform: scaleX(1); }
.nav-list > li > a[aria-current="page"] { font-weight: 700; }
.chev { width: 12px; height: 12px; transition: transform .2s ease; }
.has-sub { position: relative; }
.has-sub.open .chev { transform: rotate(180deg); }

.submenu {
  position: absolute; top: calc(100% + 8px); left: 50%; min-width: 200px;
  list-style: none; margin: 0; padding: 8px;
  background: var(--surface); border: 1px solid var(--line); border-radius: 14px;
  box-shadow: var(--shadow);
  opacity: 0; visibility: hidden; transform: translate(-50%, -6px);
  transition: opacity .2s ease, transform .2s ease, visibility .2s;
}
.submenu::before { content: ""; position: absolute; inset: -10px 0 auto; height: 10px; } /* puente para el hover */
.has-sub.open .submenu { opacity: 1; visibility: visible; transform: translate(-50%, 0); }
.submenu a { display: flex; width: 100%; border-radius: 10px; padding: 0 14px; }
.submenu a:hover { background: var(--soft); }

@media (hover: hover) and (min-width: 901px) {
  .has-sub:hover .submenu { opacity: 1; visibility: visible; transform: translate(-50%, 0); }
  .has-sub:hover .chev { transform: rotate(180deg); }
}

.nav-tools { display: flex; align-items: center; gap: 8px; justify-self: end; }
.theme-toggle, .menu-toggle {
  width: 44px; height: 44px; border-radius: 50%; display: grid; place-items: center;
  border: 1px solid var(--line); background: var(--surface); color: var(--ink); cursor: pointer;
  transition: transform .2s ease, background-color .2s ease;
}
.theme-toggle:hover { transform: rotate(-15deg); }
.theme-toggle svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; grid-area: 1 / 1; transition: opacity .25s, transform .35s; }
.theme-toggle .i-moon { opacity: 0; transform: rotate(-60deg) scale(.6); }
[data-theme="dark"] .theme-toggle .i-sun { opacity: 0; transform: rotate(60deg) scale(.6); }
[data-theme="dark"] .theme-toggle .i-moon { opacity: 1; transform: none; fill: currentColor; }

.menu-toggle { display: none; gap: 4px; align-content: center; justify-items: center; }
.menu-toggle span { display: block; width: 18px; height: 2px; border-radius: 2px; background: currentColor; transition: transform .25s ease, opacity .2s; }
.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

@media (max-width: 900px) {
  :root { --nav-h: 64px; }
  .nav-bar { grid-template-columns: 1fr auto; }
  .menu-toggle { display: grid; }
  .main-nav {
    position: absolute; top: 100%; left: 0; right: 0;
    background: var(--bg); border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow);
    max-height: calc(100dvh - var(--nav-h)); overflow-y: auto;
    clip-path: inset(0 0 100% 0); visibility: hidden;
    transition: clip-path .3s ease, visibility .3s;
  }
  .main-nav.open { clip-path: inset(0 0 -40px 0); visibility: visible; }
  .nav-list { flex-direction: column; align-items: stretch; gap: 0; padding: 8px var(--gutter) 20px; }
  .nav-list > li { border-bottom: 1px solid var(--line); }
  .nav-list a, .sub-toggle { width: 100%; min-height: 56px; padding: 0 4px; font-size: 1.1rem; border-radius: 0; justify-content: flex-start; }
  .nav-list > li > a::after, .sub-toggle::after { left: 4px; right: auto; width: 32px; bottom: 10px; }
  .sub-toggle .chev { margin-left: auto; width: 16px; height: 16px; }
  .submenu {
    position: static; transform: none; opacity: 1; visibility: visible;
    box-shadow: none; border: 0; background: transparent; padding: 0 0 8px 16px;
    display: none;
  }
  .has-sub.open .submenu { display: block; transform: none; }
  .submenu a { min-height: 48px; font-size: 1rem; color: var(--ink-2); }
}

/* =========================================================
   HERO (componente de agrotech-hero.html)
   ========================================================= */
.agro-hero {
  position: relative; isolation: isolate; width: 100%;
  aspect-ratio: 1600 / 887; max-height: none; overflow: hidden;
  background: #faf1e4;
  container-type: inline-size;
}
.agro-art { display: block; width: 100%; height: 100%; position: absolute; inset: 0; pointer-events: none; }
.agro-content { position: relative; z-index: 2; width: 100%; height: 100%; }
.pulse { fill: none; stroke: #edffd4; stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round; stroke-dasharray: 9 91; filter: url(#agro-glow); opacity: 0; animation: agro-flow var(--duration) linear var(--delay) infinite; }
.node { fill: #f4ffe0; filter: url(#agro-glow); transform-box: fill-box; transform-origin: center; animation: agro-node 4.5s ease-in-out var(--delay) infinite; }
.ambient { animation: agro-breathe 11s ease-in-out infinite; opacity: .08; }
.spark { fill: #efffd4; animation: agro-drift var(--duration) ease-in-out var(--delay) infinite; opacity: 0; }
.agro-hero[data-paused="true"] .agro-art * { animation-play-state: paused !important; }
@keyframes agro-flow { 0% { stroke-dashoffset: 110; opacity: 0 } 12% { opacity: .1 } 25%, 68% { opacity: .85 } 88%, 100% { stroke-dashoffset: 0; opacity: 0 } }
@keyframes agro-node { 0%, 100% { opacity: .08; transform: scale(.65) } 48% { opacity: .7; transform: scale(1.35) } }
@keyframes agro-breathe { 0%, 100% { opacity: .04 } 50% { opacity: .18 } }
@keyframes agro-drift { 0%, 100% { opacity: 0; transform: translateY(8px) } 35%, 65% { opacity: .5 } 90% { transform: translateY(-25px); opacity: 0 } }


/* Fundido inferior del hero hacia el bloque siguiente */
.fade-a { stop-color: var(--bg); stop-opacity: 0; }
.fade-b { stop-color: var(--bg); stop-opacity: .4; }
.fade-c { stop-color: var(--bg); stop-opacity: 1; }

/* Versión nocturna del fondo en modo oscuro: invertida y teñida hacia el petróleo */
.agro-tint { fill: #062530; mix-blend-mode: lighten; opacity: 0; }
[data-theme="dark"] .agro-tint { opacity: 1; }
[data-theme="dark"] .agro-hero { background: #061A1F; }
[data-theme="dark"] .agro-img { filter: invert(1) hue-rotate(180deg) saturate(1.1) brightness(.95); }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) .agro-hero { background: #061A1F; }
  :root:not([data-theme]) .agro-tint { opacity: 1; }
  :root:not([data-theme]) .agro-img { filter: invert(1) hue-rotate(180deg) saturate(1.1) brightness(.95); }
}

/* Título sobre la zona libre de la ilustración (entre la planta y el logo) */
.hero-copy {
  position: absolute; left: 28.5cqw; top: 6.2cqw; width: 34cqw;
  display: flex; flex-direction: column; align-items: flex-start;
}
.hero-title { display: flex; flex-direction: column; font-family: var(--font-wide); line-height: .92; }
.ht-pre { font-weight: 700; font-size: 2.3cqw; letter-spacing: .16em; color: var(--ink-2); margin-bottom: .45em; }
.ht-main { font-weight: 800; font-size: 5.1cqw; letter-spacing: -.045em; color: var(--ink); }
.ht-year {
  font-weight: 800; font-size: 10.4cqw; letter-spacing: -.05em; line-height: .95;
  color: transparent;
  padding-bottom: .04em;
  background:
    linear-gradient(90deg, var(--leaf), var(--volt)) no-repeat 0 0 / 0% 100%,
    linear-gradient(color-mix(in srgb, var(--ink) 14%, transparent), color-mix(in srgb, var(--ink) 14%, transparent));
  -webkit-background-clip: text; background-clip: text;
}
@keyframes year-fill { to { background-size: 100% 100%, auto; } }
.hero-sub { margin-top: 1.1cqw; font-size: max(.95rem, 1.22cqw); font-weight: 500; color: var(--ink-2); max-width: 36ch; line-height: 1.45; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 1.8cqw; }

/* Secuencia de entrada única */
.hero-title > span, .hero-sub, .hero-cta { animation: rise .8s cubic-bezier(.2, .7, .2, 1) both; }
.hero-title > .ht-pre { animation-delay: .05s; }
.hero-title > .ht-main { animation-delay: .15s; }
.hero-title > .ht-year { animation: rise .8s cubic-bezier(.2, .7, .2, 1) .25s both, year-fill 1.4s cubic-bezier(.7, 0, .2, 1) .7s forwards; }
.hero-sub { animation-delay: .4s; }
.hero-cta { animation-delay: .5s; }
@keyframes rise { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }

/* En pantallas grandes los botones no deben crecer con la imagen */
@container (min-width: 1500px) { .hero-cta .btn { font-size: 1.1rem; min-height: 54px; } }

/* Móvil: la ilustración conserva su proporción y el texto pasa debajo */
@media (max-width: 900px) {
  .agro-hero { aspect-ratio: auto; background: var(--bg); }
  .agro-art { position: relative; height: auto; aspect-ratio: 1600 / 887; }
  .agro-content { height: auto; }
  .hero-copy { position: static; width: auto; padding: 28px var(--gutter) 48px; }
  .ht-pre { font-size: clamp(.8rem, 3.6vw, 1.1rem); }
  .ht-main { font-size: clamp(2.3rem, 12.5vw, 4.2rem); }
  .ht-year { font-size: clamp(4.4rem, 25vw, 8rem); }
  .hero-sub { margin-top: 14px; font-size: 1rem; }
  .hero-cta { margin-top: 22px; }
  .pulse { stroke-width: 3; }
}

/* =========================================================
   QUÉ ES EL RETO + DIORAMA
   ========================================================= */
.about .section-title { margin: 0 auto clamp(32px, 5vw, 56px); text-align: center; }

/* Diorama en el centro; las tarjetas montan levemente sobre sus esquinas inferiores
   y el botón queda entre ellas */
.about-stage {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  grid-template-areas: "dio dio dio" "intro cta final";
  column-gap: clamp(16px, 2.5vw, 32px);
  align-items: start;
}
.diorama-frame {
  grid-area: dio; justify-self: center; width: min(880px, 100%); margin: 0;
  position: relative; z-index: 1;
  padding: 10px; border-radius: 16px; background: #1b1e52;
  border: 3px solid var(--hard);
  box-shadow: 10px 10px 0 var(--leaf);
}
.diorama-frame iframe { border-radius: 6px; background: #1b1e52; }

.about-card { margin-top: clamp(-64px, -4.5vw, -36px); max-width: 420px; }
.about-card--intro { grid-area: intro; justify-self: start; --tilt: -3deg; --panel-accent: #B8F03C; }
.about-card--final { grid-area: final; justify-self: end; --tilt: 2.5deg; --panel-accent: #3AB0FF; }
.about-card--final .panel-icon svg { stroke: #fff; }
.about-stage .cta-wrap { grid-area: cta; align-self: center; margin-top: 48px; }

/* Sombra pensada para fondo claro */
.about .panel { box-shadow: 0 28px 48px -24px rgba(13, 59, 76, .5), 0 6px 14px -8px rgba(13, 59, 76, .3), 0 0 0 1px var(--line); }
.about .panel:hover, .about .panel:focus-within { box-shadow: 0 36px 56px -26px rgba(13, 59, 76, .55), 0 0 0 3px var(--panel-accent); }
[data-theme="dark"] .about .panel { box-shadow: 0 30px 50px -24px #000, inset 0 0 0 1px rgba(232, 245, 224, .12); }
[data-theme="dark"] .about .panel:hover { box-shadow: 0 36px 56px -24px #000, 0 0 0 3px var(--panel-accent); }

@media (max-width: 1100px) {
  .about-stage { grid-template-columns: 1fr 1fr; grid-template-areas: "dio dio" "intro final" "cta cta"; }
  .about-card { margin-top: -36px; max-width: none; }
  .about-stage .cta-wrap { margin-top: 48px; }
}
@media (max-width: 640px) {
  .about-stage { grid-template-columns: 1fr; grid-template-areas: "dio" "intro" "final" "cta"; row-gap: 22px; }
  .diorama-frame { box-shadow: 7px 7px 0 var(--leaf); padding: 6px; }
  .about-card--intro { margin-top: -24px; --tilt: -1.2deg; }
  .about-card--final { margin-top: 0; --tilt: 1.2deg; }
  .about-stage .cta-wrap { margin-top: 20px; }
}

/* =========================================================
   CARTEL + PANELES (zona gancho)
   ========================================================= */
.poster-zone, .band-tech {
  position: relative; overflow: hidden; color: #EAF6E3;
  padding-block: calc(var(--fade) + clamp(16px, 3vw, 40px));
  /* Fundido con curva suavizada: evita el corte y los tonos intermedios sucios */
  --e: color-mix(in srgb, var(--bg) 100%, transparent) 0,
       color-mix(in srgb, var(--bg) 91%, transparent) calc(var(--fade) * .14),
       color-mix(in srgb, var(--bg) 73%, transparent) calc(var(--fade) * .32),
       color-mix(in srgb, var(--bg) 48%, transparent) calc(var(--fade) * .52),
       color-mix(in srgb, var(--bg) 24%, transparent) calc(var(--fade) * .72),
       color-mix(in srgb, var(--bg) 7%, transparent) calc(var(--fade) * .88),
       transparent var(--fade);
  background:
    linear-gradient(to bottom, var(--e)),
    linear-gradient(to top, var(--e)),
    radial-gradient(60% 50% at 15% 20%, rgba(184, 240, 60, .14), transparent 70%),
    radial-gradient(55% 50% at 85% 75%, rgba(58, 176, 255, .16), transparent 70%),
    linear-gradient(180deg, var(--band), var(--band-2));
}
/* Trama de circuito */
.poster-zone::before, .band-tech::before {
  content: ""; position: absolute; inset: 0; opacity: .12; pointer-events: none;
  -webkit-mask-image: linear-gradient(transparent, #000 var(--fade), #000 calc(100% - var(--fade)), transparent);
  mask-image: linear-gradient(transparent, #000 var(--fade), #000 calc(100% - var(--fade)), transparent);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120' fill='none' stroke='%23B8F03C' stroke-width='1.2'%3E%3Cpath d='M0 30h40l15 15h30M60 0v20l20 20v40M120 90H80l-10 10v20M20 120V90l15-15h20'/%3E%3Ccircle cx='85' cy='45' r='3'/%3E%3Ccircle cx='80' cy='80' r='3'/%3E%3Ccircle cx='55' cy='75' r='3'/%3E%3C/svg%3E");
}
.poster-zone .wrap, .band-tech .wrap { position: relative; }
/* Banda tech como última sección: sin fundido inferior, continúa en el color del footer */
.band-tech.band-to-footer {
  padding-bottom: clamp(72px, 10vw, 128px);
  background:
    linear-gradient(to bottom, var(--e)),
    radial-gradient(60% 50% at 15% 20%, rgba(184, 240, 60, .14), transparent 70%),
    radial-gradient(55% 50% at 85% 75%, rgba(58, 176, 255, .16), transparent 70%),
    linear-gradient(180deg, var(--band), var(--footer));
}
.band-tech.band-to-footer::before {
  -webkit-mask-image: linear-gradient(transparent, #000 var(--fade), #000 calc(100% - var(--fade)), transparent);
  mask-image: linear-gradient(transparent, #000 var(--fade), #000 calc(100% - var(--fade)), transparent);
}
.poster-zone .section-title { margin: 0 auto clamp(40px, 6vw, 72px); text-align: center; color: #fff; }

.poster-stage {
  display: grid;
  grid-template-columns: 1fr minmax(300px, 400px) 1fr;
  grid-template-areas: "why poster what" "who poster info";
  align-items: center; gap: 28px 0;
}
.poster {
  grid-area: poster; margin: 0; position: relative; z-index: 1;
  border-radius: 14px; overflow: hidden;
  box-shadow: 0 0 0 2px rgba(184, 240, 60, .55), 0 0 60px -10px rgba(184, 240, 60, .45), 0 40px 80px -30px #000;
}
.poster img { width: 100%; height: auto; }
/* Al pinchar, el cartel pasa por delante de los paneles; vuelve atrás al salir el ratón (main.js) */
.poster { cursor: zoom-in; transition: transform .35s cubic-bezier(.2, .8, .2, 1.2), box-shadow .35s ease; }
.poster.is-front {
  z-index: 5; cursor: zoom-out; transform: scale(1.05);
  box-shadow: 0 0 0 3px #B8F03C, 0 0 80px -6px rgba(184, 240, 60, .6), 0 50px 90px -30px #000;
}
.poster:focus-visible { outline: 3px solid #B8F03C; outline-offset: 4px; }

.panel {
  position: relative; z-index: 2;
  background: #FFFFFF; color: #0D3B4C;
  border-radius: var(--radius); padding: 26px 26px 24px;
  box-shadow: 0 30px 50px -24px rgba(0, 0, 0, .75), 0 8px 18px -10px rgba(0, 0, 0, .5);
  transform: rotate(var(--tilt, 0deg));
  transition: transform .35s cubic-bezier(.2, .8, .2, 1.2), box-shadow .35s ease;
}
.panel:hover, .panel:focus-within { transform: rotate(0deg) translateY(-6px); box-shadow: 0 40px 60px -26px rgba(0, 0, 0, .8), 0 0 0 3px var(--panel-accent); z-index: 3; }
.panel--why  { grid-area: why;  --tilt: -4deg;  --panel-accent: #B8F03C; margin-right: -36px; }
.panel--what { grid-area: what; --tilt: 3deg;   --panel-accent: #3AB0FF; margin-left: -36px; }
.panel--who  { grid-area: who;  --tilt: 2.5deg; --panel-accent: #5FA832; margin-right: -36px; }
.panel--info { grid-area: info; --tilt: -3.5deg; --panel-accent: #0B7A6E; margin-left: -36px; }

.panel-icon {
  width: 56px; height: 56px; border-radius: 16px; display: grid; place-items: center;
  background: var(--panel-accent); margin-bottom: 16px;
  box-shadow: 4px 4px 0 #0D3B4C;
}
.panel-icon svg { width: 32px; height: 32px; fill: none; stroke: #0D3B4C; stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round; }
.panel--what .panel-icon svg, .panel--info .panel-icon svg { stroke: #fff; }
.panel--what .panel-icon svg path:last-child { fill: #B8F03C; stroke: #fff; }
.panel h3 { font-size: 1.22rem; font-weight: 700; letter-spacing: -.01em; margin-bottom: 12px; }
.panel p { font-size: .97rem; line-height: 1.55; color: #3D5F66; }
.panel p + p { margin-top: 10px; }
.panel ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; font-size: .96rem; color: #3D5F66; }
.panel li { position: relative; padding-left: 20px; line-height: 1.45; }
.panel li::before { content: ""; position: absolute; left: 0; top: .5em; width: 8px; height: 8px; border-radius: 2px; background: var(--panel-accent); transform: rotate(45deg); }

.facts { margin: 0; display: grid; gap: 10px; }
.facts div { display: grid; grid-template-columns: 5.6em 1fr; gap: 8px; align-items: baseline; }
.facts dt { font-size: .82rem; font-weight: 600; color: #0B7A6E; }
.facts dd { margin: 0; font-size: .96rem; font-weight: 500; }

[data-theme="dark"] .panel { background: #0C2A30; color: #E8F5E0; box-shadow: 0 30px 50px -24px #000, inset 0 0 0 1px rgba(232, 245, 224, .12); }
[data-theme="dark"] .panel ul, [data-theme="dark"] .panel p { color: #A8C4BB; }
[data-theme="dark"] .facts dt { color: #3AB0FF; }

.cta-wrap { display: flex; justify-content: center; margin-top: clamp(48px, 7vw, 88px); }
.btn-mega {
  display: inline-flex; align-items: center; gap: .6em;
  padding: .7em 1.6em; min-height: 72px;
  font: 800 clamp(1.3rem, 1rem + 1.6vw, 2.2rem)/1 var(--font-wide); letter-spacing: .08em;
  color: #061A1F; background: #B8F03C; text-decoration: none;
  border-radius: 14px; border: 3px solid #E8FF9A;
  clip-path: polygon(4% 0, 100% 0, 96% 100%, 0 100%);
  padding-inline: 2.2em;
  box-shadow: 0 0 40px rgba(184, 240, 60, .55);
  transition: transform .2s ease, background-color .2s ease, filter .2s ease;
}
.about .cta-wrap { filter: drop-shadow(6px 6px 0 #0D3B4C); }
[data-theme="dark"] .about .cta-wrap { filter: none; }
.btn-mega:hover { transform: scale(1.04); background: #D4FF5C; filter: drop-shadow(0 0 22px rgba(184, 240, 60, .8)); }
.btn-mega:focus-visible { outline: 4px solid #fff; outline-offset: 6px; }
.chevs { font-size: 1.15em; transition: transform .25s ease; }
.btn-mega:hover .chevs--l { transform: translateX(6px); }
.btn-mega:hover .chevs--r { transform: translateX(-6px); }

@media (max-width: 1100px) {
  .poster-stage {
    grid-template-columns: 1fr 1fr;
    grid-template-areas: "poster poster" "why what" "who info";
    gap: 28px 24px;
  }
  .poster { width: min(420px, 100%); justify-self: center; margin-bottom: 12px; }
  .poster-stage .panel { margin: 0; }
  .panel--why { --tilt: -2.5deg; } .panel--what { --tilt: 2deg; }
  .panel--who { --tilt: 1.5deg; } .panel--info { --tilt: -2deg; }
  .poster-stage .panel { align-self: stretch; }
}
@media (max-width: 640px) {
  .poster-stage { grid-template-columns: 1fr; grid-template-areas: "poster" "why" "what" "who" "info"; gap: 22px; }
  .panel--why, .panel--info { --tilt: -1.2deg; } .panel--what, .panel--who { --tilt: 1.2deg; }
  .btn-mega { width: 100%; justify-content: center; padding-inline: 1em; }
}

/* =========================================================
   PROGRAMA (línea de tiempo)
   ========================================================= */
.program { background: var(--bg); }
.program-head .section-title { margin-inline: auto; }
.program-head { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 20px; margin-bottom: clamp(36px, 5vw, 60px); }
/* ---------- Letrero de neón con la fecha ---------- */
.neon-wrap { position: relative; padding-top: 30px; margin: 4px 0 8px; max-width: 100%; }
/* Cables de los que cuelga */
.neon-wrap::before, .neon-wrap::after {
  content: ""; position: absolute; top: 0; height: 32px; width: 2px; border-radius: 2px;
  background: linear-gradient(#8FA3A8, #4E6267);
}
.neon-wrap::before { left: 18%; transform: rotate(-8deg); transform-origin: bottom; }
.neon-wrap::after  { right: 18%; transform: rotate(8deg); transform-origin: bottom; }
[data-theme="dark"] .neon-wrap::before, [data-theme="dark"] .neon-wrap::after { background: linear-gradient(#3E5A60, #6F8A90); }

.neon-sign {
  position: relative; display: flex; flex-direction: column; align-items: center;
  padding: clamp(20px, 3vw, 30px) clamp(26px, 5vw, 60px);
  border-radius: 18px;
  background: radial-gradient(120% 150% at 50% 0%, #10303A, #04141A 70%);
  box-shadow: 0 34px 50px -26px rgba(13, 59, 76, .7), 0 10px 18px -12px rgba(0, 0, 0, .5), inset 0 0 0 1px rgba(255, 255, 255, .06);
  font-family: var(--font-wide); text-transform: uppercase; text-align: center; line-height: 1.1;
}
[data-theme="dark"] .neon-sign { box-shadow: 0 34px 50px -26px #000, 0 0 0 1px rgba(184, 240, 60, .12), inset 0 0 0 1px rgba(255, 255, 255, .06); }
/* Tubo del marco */
.neon-sign::before {
  content: ""; position: absolute; inset: 9px; border-radius: 12px; pointer-events: none;
  border: 2px solid #E9FFC2;
  box-shadow: 0 0 4px #B8F03C, 0 0 12px #B8F03C, 0 0 26px rgba(184, 240, 60, .55), inset 0 0 6px #B8F03C, inset 0 0 16px rgba(184, 240, 60, .35);
}
.neon-line { display: block; transition: opacity .2s; }
.neon-top {
  font-weight: 400; font-size: clamp(.78rem, .65rem + .7vw, 1.08rem); letter-spacing: .42em; margin-right: -.42em;
  color: #F3FFE0;
  text-shadow: 0 0 2px #fff, 0 0 6px #B8F03C, 0 0 14px #B8F03C, 0 0 30px rgba(184, 240, 60, .7);
}
.neon-date {
  margin-top: .4em;
  font-weight: 400; font-size: clamp(1.25rem, .7rem + 3.4vw, 3rem); letter-spacing: .07em; margin-right: -.07em;
  color: #EAF7FF;
  text-shadow: 0 0 2px #fff, 0 0 8px #3AB0FF, 0 0 18px #3AB0FF, 0 0 42px rgba(58, 176, 255, .75);
  text-wrap: balance;
}
/* Apagado hasta que entra en pantalla; luego se enciende con un parpadeo */
.neon-sign.is-waiting .neon-line { opacity: .14; text-shadow: none; }
.neon-sign.is-waiting::before { opacity: .12; box-shadow: none; }
.neon-sign.is-on::before { animation: neon-on 1.1s steps(1) both; }
.neon-sign.is-on .neon-top { animation: neon-on 1.1s steps(1) .25s both; }
.neon-sign.is-on .neon-date { animation: neon-on 1.3s steps(1) .6s both; }
@keyframes neon-on {
  0% { opacity: .14 } 10% { opacity: 1 } 16% { opacity: .2 } 24% { opacity: 1 }
  30% { opacity: .35 } 46% { opacity: 1 } 52% { opacity: .55 } 60%, 100% { opacity: 1 }
}

.program-note {
  display: inline-flex; gap: 10px; align-items: center; max-width: 60ch; text-align: left;
  font-size: .92rem; color: var(--ink-2);
  padding: 10px 16px; border: 1.5px dashed var(--volt); border-radius: 12px;
}
.program-note::before { content: ""; flex: none; width: 10px; height: 10px; border-radius: 50%; background: var(--leaf); box-shadow: 0 0 0 4px color-mix(in srgb, var(--leaf) 30%, transparent); }

.timeline { --tcol: 10.5rem; list-style: none; margin: 0; padding: 0; position: relative; }
/* Raíl */
.timeline::before {
  content: ""; position: absolute; top: 12px; bottom: 12px; left: calc(var(--tcol) + 22px); width: 3px; border-radius: 3px;
  background: linear-gradient(180deg, var(--leaf), var(--volt));
}
.tl-row { display: grid; grid-template-columns: var(--tcol) 1fr; gap: 0 64px; position: relative; padding-bottom: 22px; }
.tl-row:last-child { padding-bottom: 0; }
/* Nodo */
.tl-row::before {
  content: ""; position: absolute; left: calc(var(--tcol) + 14px); top: 26px; width: 19px; height: 19px; border-radius: 50%;
  background: var(--bg); border: 3px solid var(--leaf);
  box-shadow: 0 0 0 5px var(--bg);
  transition: background-color .25s, transform .25s;
}
.tl-row:hover::before { background: var(--leaf); transform: scale(1.2); }
.tl-time { text-align: right; padding-top: 16px; font-size: .95rem; color: var(--ink-2); font-weight: 500; }
.tl-time time { display: inline; font: 800 clamp(1.4rem, 1.1rem + .9vw, 1.9rem)/1 var(--font-wide); letter-spacing: -.04em; color: var(--ink); }
.tl-parallel {
  display: block; width: fit-content; margin: 10px 0 0 auto; font-size: .78rem; font-weight: 600; color: var(--btn-ink);
  background: var(--volt); padding: 4px 10px; border-radius: 999px;
}
[data-theme="dark"] .tl-parallel { color: #061A1F; }

.tl-items { display: grid; gap: 18px; }
.tl-row--parallel .tl-items { grid-template-columns: 1fr 1fr; align-items: start; }
.tl-card {
  display: grid; grid-template-columns: 76px 1fr; gap: 20px; align-items: start;
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px 24px; transition: border-color .25s ease, box-shadow .25s ease, transform .25s ease;
}
.tl-card:hover { border-color: var(--leaf); box-shadow: var(--shadow); transform: translateX(4px); }
.tl-card--star { border-width: 2px; border-color: color-mix(in srgb, var(--leaf) 55%, transparent); }
.tl-body h3 { font-size: clamp(1.05rem, 1rem + .3vw, 1.22rem); font-weight: 700; letter-spacing: -.01em; margin-bottom: 8px; }
.tl-body p { color: var(--ink-2); font-size: .97rem; }
.tl-tbc { font-size: .85rem !important; font-weight: 600; color: var(--volt) !important; margin: -2px 0 8px; }

/* ---------- Iconos ilustrados animados ---------- */
.tl-icon {
  width: 76px; height: 76px; border-radius: 20px; display: grid; place-items: center;
  background: color-mix(in srgb, var(--leaf) 16%, var(--surface));
  border: 2px solid var(--ink);
  box-shadow: 4px 4px 0 var(--ink);
  transition: transform .25s ease, box-shadow .25s ease;
}
.tl-card:hover .tl-icon, .tl-card.play .tl-icon { transform: translate(-2px, -2px) rotate(-3deg); box-shadow: 6px 6px 0 var(--leaf); }
.tl-icon svg { width: 54px; height: 54px; overflow: visible; fill: none; stroke: var(--ink); stroke-width: 2.6; stroke-linecap: round; stroke-linejoin: round; }
.tl-icon svg * { transform-box: view-box; }
.tl-icon .fill-soft { fill: var(--surface); }
.tl-icon .fill-accent { fill: var(--leaf); }
.tl-icon .accent { stroke: var(--volt); }
.tl-icon .no-stroke { stroke: none; }
.tl-icon .clip { fill: var(--volt); }
[data-theme="dark"] .tl-icon .fill-accent { fill: var(--leaf); }

/* 1 · Acreditación: se balancea */
.ic-badge .swing { transform-origin: 32px 4px; }
.tl-card:hover .ic-badge .swing, .tl-card.play .ic-badge .swing { animation: swing 1.4s ease-in-out; }
@keyframes swing { 0% { transform: rotate(0) } 20% { transform: rotate(14deg) } 45% { transform: rotate(-10deg) } 65% { transform: rotate(6deg) } 85% { transform: rotate(-3deg) } 100% { transform: rotate(0) } }

/* 2 · Micrófono: ondas de sonido */
.ic-mic .wave { stroke: var(--volt); opacity: .35; }
.ic-mic .mic { transform-origin: 32px 56px; }
.tl-card:hover .ic-mic .wave, .tl-card.play .ic-mic .wave { animation: wave 1s ease-out infinite; }
.tl-card:hover .ic-mic .w2, .tl-card.play .ic-mic .w2 { animation-delay: .2s; }
.tl-card:hover .ic-mic .mic, .tl-card.play .ic-mic .mic { animation: talk .5s ease-in-out infinite alternate; }
@keyframes wave { 0% { opacity: 0 } 40% { opacity: 1 } 100% { opacity: 0 } }
@keyframes talk { to { transform: rotate(-4deg) } }

/* 3 · Pantalla: el código se escribe */
.ic-screen .code { stroke-dasharray: 30; stroke-dashoffset: 0; }
.ic-screen .cursor { fill: var(--ink); stroke: none; opacity: 0; }
.ic-screen .leaf-sprout { transform-origin: 46px 36px; }
.tl-card:hover .ic-screen .code, .tl-card.play .ic-screen .code { animation: type 1.6s steps(8) both; }
.tl-card:hover .ic-screen .c2, .tl-card.play .ic-screen .c2 { animation-delay: .35s; }
.tl-card:hover .ic-screen .c3, .tl-card.play .ic-screen .c3 { animation-delay: .7s; }
.tl-card:hover .ic-screen .cursor, .tl-card.play .ic-screen .cursor { animation: blink .5s steps(1) 1.4s infinite; }
.tl-card:hover .ic-screen .leaf-sprout, .tl-card.play .ic-screen .leaf-sprout { animation: sprout .7s cubic-bezier(.3, 1.6, .5, 1) 1s both; }
@keyframes type { from { stroke-dashoffset: 30 } to { stroke-dashoffset: 0 } }
@keyframes blink { 50% { opacity: 1 } }
@keyframes sprout { from { transform: scale(0) } to { transform: scale(1) } }

/* 4 · Jurado: los checks se dibujan */
.ic-jury .tick { stroke-dasharray: 20; stroke-dashoffset: 0; stroke-width: 3.2; }
.tl-card:hover .ic-jury .tick, .tl-card.play .ic-jury .tick { animation: draw .5s ease-out both; }
.tl-card:hover .ic-jury .t1, .tl-card.play .ic-jury .t1 { animation-delay: .1s; }
.tl-card:hover .ic-jury .t2, .tl-card.play .ic-jury .t2 { animation-delay: .55s; }
@keyframes draw { from { stroke-dashoffset: 20 } to { stroke-dashoffset: 0 } }

/* 5 · Chip IA: pulsos por las pistas */
.ic-chip .pin-pulse { stroke: var(--leaf); stroke-width: 3.2; stroke-dasharray: 3 7; opacity: 0; }
.ic-chip .spark { transform-origin: 32px 31px; }
.tl-card:hover .ic-chip .pin-pulse, .tl-card.play .ic-chip .pin-pulse { opacity: 1; animation: flow .6s linear infinite; }
.tl-card:hover .ic-chip .spark, .tl-card.play .ic-chip .spark { animation: spin 1.6s cubic-bezier(.5, 0, .3, 1) infinite; }
@keyframes flow { to { stroke-dashoffset: -10 } }
@keyframes spin { 0% { transform: rotate(0) scale(1) } 50% { transform: rotate(90deg) scale(1.2) } 100% { transform: rotate(180deg) scale(1) } }

/* 6 · Trofeo: salta y destellan estrellas */
.ic-trophy .cup { transform-origin: 32px 56px; }
.ic-trophy .star { stroke-width: 1.8; fill: var(--lime); }
.tl-card:hover .ic-trophy .cup, .tl-card.play .ic-trophy .cup { animation: hop .9s cubic-bezier(.3, 1.5, .5, 1); }
.tl-card:hover .ic-trophy .star, .tl-card.play .ic-trophy .star { animation: twinkle .9s ease-in-out infinite; }
.tl-card:hover .ic-trophy .s1, .tl-card.play .ic-trophy .s1 { transform-origin: 9px 39px; }
.tl-card:hover .ic-trophy .s2, .tl-card.play .ic-trophy .s2 { transform-origin: 55px 35px; animation-delay: .3s; }
.tl-card:hover .ic-trophy .s3, .tl-card.play .ic-trophy .s3 { transform-origin: 52px 7.5px; animation-delay: .55s; }
@keyframes hop { 0% { transform: none } 35% { transform: translateY(-8px) rotate(-6deg) } 60% { transform: translateY(0) rotate(4deg) scale(1.04, .96) } 100% { transform: none } }
@keyframes twinkle { 0%, 100% { transform: scale(1); opacity: 1 } 50% { transform: scale(.4) rotate(45deg); opacity: .4 } }

/* 7 · Bandera de meta ondeando */
.ic-flag .flag { transform-origin: 14px 21px; }
.tl-card:hover .ic-flag .flag, .tl-card.play .ic-flag .flag { animation: flutter .45s ease-in-out infinite alternate; }
@keyframes flutter { from { transform: skewY(0) scaleX(1) } to { transform: skewY(-6deg) scaleX(.92) } }

@media (max-width: 860px) {
  .timeline::before { left: 9px; }
  .tl-row { grid-template-columns: 1fr; padding-left: 40px; }
  .tl-row::before { left: 1px; top: 4px; }
  .tl-time { text-align: left; padding: 0 0 12px; display: flex; align-items: baseline; gap: 8px; flex-wrap: wrap; }
  .tl-parallel { display: inline-block; margin: 0 0 0 4px; }
  .tl-row--parallel .tl-items { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
  .tl-card { grid-template-columns: 1fr; gap: 14px; padding: 20px; }
  .tl-icon { width: 64px; height: 64px; border-radius: 16px; }
  .tl-icon svg { width: 46px; height: 46px; }
}

/* =========================================================
   ORGANIZA · FINANCIA · PATROCINA
   ========================================================= */
.partners, .band-alt {
  padding-top: calc(var(--fade) * .6 + clamp(8px, 2vw, 24px));
  padding-bottom: calc(var(--fade) + clamp(24px, 4vw, 56px));
  background: linear-gradient(to bottom,
    var(--bg) 0,
    color-mix(in oklch, var(--alt) 50%, var(--bg)) calc(var(--fade) * .35),
    var(--alt) calc(var(--fade) * .7),
    var(--alt) calc(100% - var(--fade)),
    color-mix(in oklch, var(--alt) 78%, var(--footer)) calc(100% - var(--fade) * .62),
    color-mix(in oklch, var(--alt) 45%, var(--footer)) calc(100% - var(--fade) * .34),
    color-mix(in oklch, var(--alt) 15%, var(--footer)) calc(100% - var(--fade) * .12),
    var(--footer) 100%);
}
.partners .section-title { margin: 0 auto clamp(32px, 5vw, 56px); text-align: center; }
.partners-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(20px, 3vw, 40px); }
.partner { display: flex; flex-direction: column; gap: 14px; }
.partner-role {
  display: flex; align-items: center; gap: 12px;
  font: 700 1rem/1 var(--font-wide); letter-spacing: .02em; color: var(--ink-2);
}
.partner-role { justify-content: center; }
.partner-role::before, .partner-role::after { content: ""; flex: 1; height: 2px; border-radius: 2px; }
.partner-role::before { background: linear-gradient(270deg, var(--leaf), transparent); }
.partner-role::after { background: linear-gradient(90deg, var(--leaf), transparent); }
.partner-logo {
  position: relative; display: block; aspect-ratio: 5 / 4;
  background: #fff; border-radius: var(--radius); border: 1px solid var(--line);
  padding: 4px; overflow: hidden;
  transition: transform .25s ease, box-shadow .25s ease;
}
.partner-logo img { position: absolute; inset: 4px; width: calc(100% - 8px); height: calc(100% - 8px); object-fit: contain; }
.partner-logo:hover { transform: translateY(-4px); box-shadow: 6px 6px 0 var(--leaf), var(--shadow); }

@media (max-width: 760px) {
  .partners-grid { grid-template-columns: 1fr; max-width: 420px; }
}

/* =========================================================
   FOOTER
   ========================================================= */
.site-footer { background: var(--footer); color: #D9EBDD; padding-block: 8px 32px; }
.footer-row { display: flex; justify-content: center; text-align: center; align-items: center; gap: 12px 32px; flex-wrap: wrap; font-size: .92rem; }
@media (max-width: 560px) {
  .footer-row { flex-direction: column; align-items: center; }
}

/* =========================================================
   INSCRIPCIÓN
   ========================================================= */
.page-intro { position: relative; overflow: hidden; text-align: center; padding-bottom: clamp(56px, 8vw, 104px); }
/* Trama de circuito que se desvanece hacia los bordes */
.page-intro::before {
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .09;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120' fill='none' stroke='%230B7A6E' stroke-width='1.2'%3E%3Cpath d='M0 30h40l15 15h30M60 0v20l20 20v40M120 90H80l-10 10v20M20 120V90l15-15h20'/%3E%3Ccircle cx='85' cy='45' r='3'/%3E%3Ccircle cx='80' cy='80' r='3'/%3E%3Ccircle cx='55' cy='75' r='3'/%3E%3C/svg%3E");
  -webkit-mask-image: radial-gradient(60% 70% at 50% 40%, #000, transparent);
  mask-image: radial-gradient(60% 70% at 50% 40%, #000, transparent);
}
[data-theme="dark"] .page-intro::before { opacity: .14; }
.page-intro .wrap { position: relative; }
.page-title {
  font-family: var(--font-wide); font-weight: 800; line-height: .95; letter-spacing: -.045em;
  font-size: clamp(2.5rem, 1.2rem + 6.2vw, 6rem);
  background: linear-gradient(90deg, var(--leaf), var(--volt));
  -webkit-background-clip: text; background-clip: text; color: transparent;
  padding-bottom: .06em;
}
.page-lead { max-width: 54ch; margin: 18px auto 0; color: var(--ink-2); font-size: clamp(1rem, .95rem + .3vw, 1.15rem); text-wrap: balance; }

/* ---------- Botones de elección ---------- */
.choices {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(20px, 3vw, 40px);
  max-width: 1060px; margin: clamp(40px, 6vw, 64px) auto 0;
}
.choice { --cut: 22px; display: block; text-decoration: none; transition: transform .25s ease, filter .25s ease; }
.choice:hover { transform: translateY(-4px) scale(1.015); }
.choice:focus-visible { outline: 3px solid var(--volt); outline-offset: 6px; border-radius: 8px; }
.choice-shape { display: block; clip-path: polygon(var(--cut) 0, 100% 0, calc(100% - var(--cut)) 100%, 0 100%); }
.choice-laser { padding: 3px; }
.choice-inner {
  position: relative; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 18px;
  min-height: 136px; padding: 24px calc(var(--cut) + 26px); text-align: left;
  transition: background-color .25s ease;
}
.choice-icon { width: 58px; height: 58px; border-radius: 15px; display: grid; place-items: center; }
.choice-icon svg { width: 32px; height: 32px; fill: none; stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round; }
.choice-text { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.choice-title { font: 800 clamp(1.6rem, 1rem + 2.2vw, 2.7rem)/1 var(--font-wide); letter-spacing: .1em; }
.choice-sub { font-size: .95rem; font-weight: 500; line-height: 1.35; }
.choice-chev { font: 800 2rem/1 var(--font-wide); transform: rotate(90deg); transition: transform .25s ease; }
.choice:hover .choice-chev { transform: rotate(90deg) translateX(5px); }

/* EQUIPOS: placa tech con un láser que recorre el borde sin parar */
@property --laser { syntax: "<angle>"; inherits: false; initial-value: 0deg; }
@keyframes laser-spin { to { --laser: 360deg; } }
.choice--teams { filter: drop-shadow(0 0 16px rgba(58, 176, 255, .45)) drop-shadow(0 22px 26px rgba(4, 20, 26, .45)); }
.choice--teams:hover { filter: drop-shadow(0 0 26px rgba(58, 176, 255, .7)) drop-shadow(0 26px 30px rgba(4, 20, 26, .5)); }
.choice--teams .choice-laser {
  background: conic-gradient(from var(--laser),
    #124452 0 14%, #3AB0FF 24%, #fff 27%, #B8F03C 32%, #124452 42% 64%,
    #3AB0FF 74%, #fff 77%, #B8F03C 82%, #124452 92%);
  animation: laser-spin 3.2s linear infinite;
}
.choice--teams .choice-inner {
  color: #EAF7FF;
  background:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120' fill='none' stroke='%233AB0FF' stroke-opacity='.16' stroke-width='1.2'%3E%3Cpath d='M0 30h40l15 15h30M60 0v20l20 20v40M120 90H80l-10 10v20M20 120V90l15-15h20'/%3E%3Ccircle cx='85' cy='45' r='3'/%3E%3Ccircle cx='80' cy='80' r='3'/%3E%3Ccircle cx='55' cy='75' r='3'/%3E%3C/svg%3E"),
    radial-gradient(120% 160% at 0% 0%, #12404A, #04141A 65%);
}
/* Esquinas de visor */
.choice--teams .choice-inner::before, .choice--teams .choice-inner::after {
  content: ""; position: absolute; width: 18px; height: 18px; border: 0 solid #B8F03C; pointer-events: none;
}
.choice--teams .choice-inner::before { top: 10px; right: 12px; border-top-width: 2px; border-right-width: 2px; }
.choice--teams .choice-inner::after { bottom: 10px; left: 12px; border-bottom-width: 2px; border-left-width: 2px; }
.choice--teams .choice-icon { border: 2px solid #3AB0FF; background: rgba(58, 176, 255, .12); box-shadow: 0 0 14px rgba(58, 176, 255, .35); }
.choice--teams .choice-icon svg { stroke: #B8F03C; }
.choice--teams .choice-title { text-shadow: 0 0 2px #fff, 0 0 12px #3AB0FF, 0 0 30px rgba(58, 176, 255, .6); }
.choice--teams .choice-sub { color: #A8C4BB; }
.choice--teams .choice-chev { color: #3AB0FF; text-shadow: 0 0 10px #3AB0FF; }

/* PÚBLICO: color sólido, como los botones de la portada */
.choice--public { filter: drop-shadow(6px 6px 0 #0D3B4C); }
[data-theme="dark"] .choice--public { filter: drop-shadow(0 0 22px rgba(184, 240, 60, .4)); }
.choice--public .choice-laser { background: #E8FF9A; }
.choice--public .choice-inner { background: #B8F03C; color: #061A1F; }
.choice--public:hover .choice-inner { background: #D4FF5C; }
.choice--public .choice-icon { background: #0D3B4C; }
.choice--public .choice-icon svg { stroke: #B8F03C; }
.choice--public .choice-sub { color: #12404A; }

/* ---------- Bloques con formulario ---------- */
.insc-block .section-title { margin: 0 auto 14px; text-align: center; }
.band-tech .section-title { color: #fff; }
.insc-block-lead { max-width: 56ch; margin: 0 auto clamp(32px, 5vw, 52px); text-align: center; color: var(--ink-2); text-wrap: balance; }
.band-tech .insc-block-lead { color: #A8C4BB; }

.form-frame { position: relative; margin: 0 auto; width: min(780px, 100%); padding: 10px; border-radius: 16px; }
.form-embed { display: block; width: 100%; border: 0; border-radius: 6px; background: #fff; }
/* Altos medidos con el aviso de «Iniciar sesión en Google» visible, para que el botón Enviar no quede cortado */
.form-embed--teams { height: 2100px; }
.form-embed--public { height: 1200px; }

/* Marco de equipos: borde degradado tech, sombra dura azul y esquinas de visor */
.form-frame--teams {
  border: 3px solid transparent;
  background: linear-gradient(#04141A, #04141A) padding-box, linear-gradient(135deg, #3AB0FF, #B8F03C 50%, #3AB0FF) border-box;
  box-shadow: 10px 10px 0 #3AB0FF, 0 0 46px rgba(58, 176, 255, .3);
}
.form-frame--teams::before, .form-frame--teams::after {
  content: ""; position: absolute; width: 30px; height: 30px; border: 0 solid #B8F03C; pointer-events: none;
  filter: drop-shadow(0 0 6px rgba(184, 240, 60, .8));
}
.form-frame--teams::before { top: -14px; left: -14px; border-top-width: 3px; border-left-width: 3px; }
.form-frame--teams::after { bottom: -14px; right: -14px; border-bottom-width: 3px; border-right-width: 3px; }

/* Marco de público: lima sólido como su botón */
.form-frame--public { background: #B8F03C; border: 3px solid #0D3B4C; box-shadow: 10px 10px 0 #0D3B4C; }
[data-theme="dark"] .form-frame--public { border-color: #E8FF9A; box-shadow: 10px 10px 0 #12404A, 0 0 40px rgba(184, 240, 60, .25); }

.form-fallback { margin-top: 30px; text-align: center; font-size: .92rem; color: var(--ink-2); }
.form-fallback a { color: var(--volt); font-weight: 600; text-underline-offset: 3px; }
.band-tech .form-fallback { color: #A8C4BB; }
.band-tech .form-fallback a { color: #B8F03C; }

@media (max-width: 860px) {
  .choices { grid-template-columns: 1fr; max-width: 560px; }
}
@media (max-width: 700px) {
  .form-frame { padding: 6px; }
  .form-frame--teams { box-shadow: 6px 6px 0 #3AB0FF, 0 0 30px rgba(58, 176, 255, .3); }
  .form-frame--public { box-shadow: 6px 6px 0 #0D3B4C; }
  .form-frame--teams::before, .form-frame--teams::after { width: 22px; height: 22px; }
  .form-frame--teams::before { top: -10px; left: -10px; }
  .form-frame--teams::after { bottom: -10px; right: -10px; }
  .form-embed--teams { height: 2320px; }
  .form-embed--public { height: 1370px; }
}
@media (max-width: 480px) {
  .choice { --cut: 14px; }
  .choice-inner { min-height: 112px; gap: 14px; padding: 18px calc(var(--cut) + 16px); }
  .choice-icon { width: 46px; height: 46px; border-radius: 12px; }
  .choice-icon svg { width: 26px; height: 26px; }
  .choice-chev { font-size: 1.5rem; }
}

/* =========================================================
   PÁGINAS DE LA EDICIÓN 2025
   ========================================================= */
/* Sección "2025" del menú marcada cuando se está en una de sus páginas */
.has-sub.is-current .sub-toggle { font-weight: 700; }
.has-sub.is-current .sub-toggle::after { transform: scaleX(1); }
.submenu a[aria-current="page"] { font-weight: 700; background: var(--soft); }

/* Bloque verde suave en mitad de página: se funde con el blanco arriba y abajo */
.band-soft {
  padding-block: calc(var(--fade) * .7 + clamp(24px, 4vw, 48px));
  background: linear-gradient(to bottom,
    var(--bg) 0,
    color-mix(in oklch, var(--alt) 50%, var(--bg)) calc(var(--fade) * .35),
    var(--alt) calc(var(--fade) * .7),
    var(--alt) calc(100% - var(--fade) * .7),
    color-mix(in oklch, var(--alt) 50%, var(--bg)) calc(100% - var(--fade) * .35),
    var(--bg) 100%);
}
/* Último bloque de la página: se funde con el footer */
.band-end {
  padding-bottom: calc(var(--fade) + clamp(24px, 4vw, 56px));
  background: linear-gradient(to bottom,
    var(--bg) 0, var(--bg) calc(100% - var(--fade)),
    color-mix(in oklch, var(--bg) 70%, var(--footer)) calc(100% - var(--fade) * .55),
    color-mix(in oklch, var(--bg) 30%, var(--footer)) calc(100% - var(--fade) * .22),
    var(--footer) 100%);
}

.center-title { margin: 0 auto clamp(14px, 2vw, 20px); text-align: center; }
.center-lead { max-width: 60ch; margin: 0 auto clamp(32px, 5vw, 52px); text-align: center; color: var(--ink-2); text-wrap: balance; }
.band-tech .center-lead { color: #A8C4BB; }
.kicker { display: block; margin-bottom: 10px; font-weight: 600; color: var(--leaf-ink); }
.band-tech .kicker { color: #B8F03C; }

/* Marco tipo diorama para imágenes */
.img-frame {
  margin: 0; padding: 8px; border-radius: 16px; background: #0D3B4C;
  border: 3px solid var(--hard); box-shadow: 10px 10px 0 var(--leaf);
}
.img-frame img { display: block; width: 100%; height: auto; border-radius: 8px; }

/* ---------- Sobre el Foro ---------- */
.about-forum { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: clamp(32px, 5vw, 72px); align-items: center; }
.about-forum-text h2 { margin-bottom: 18px; }
.about-forum-text p { color: var(--ink-2); max-width: 60ch; }
.about-forum-text .btn { margin-top: 26px; }
.forum-collage { position: relative; min-height: 460px; }
.forum-collage .collage-poster { position: relative; z-index: 2; width: 62%; margin-left: auto; transform: rotate(3deg); }
.forum-collage .collage-art {
  position: absolute; left: 0; bottom: -10px; z-index: 1; width: 46%;
  border-radius: 16px; overflow: hidden; transform: rotate(-4deg);
  box-shadow: 0 28px 48px -24px rgba(13, 59, 76, .55);
}
.forum-collage .collage-art img { display: block; width: 100%; height: auto; }
.forum-collage .collage-poster img { display: block; width: 100%; height: auto; border-radius: 8px; }

/* ---------- Bloques temáticos ---------- */
.theme-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(20px, 3vw, 36px); }
.theme-grid .panel:nth-child(1) { --tilt: -2deg; --panel-accent: #5FA832; }
.theme-grid .panel:nth-child(2) { --tilt: 1.5deg; --panel-accent: #3AB0FF; }
.theme-grid .panel:nth-child(3) { --tilt: -1.5deg; --panel-accent: #B8F03C; }
.theme-grid .panel:nth-child(2) .panel-icon svg { stroke: #fff; }
.soft-panels .panel { box-shadow: 0 28px 48px -24px rgba(13, 59, 76, .45), 0 0 0 1px var(--line); }
[data-theme="dark"] .soft-panels .panel { box-shadow: 0 30px 50px -24px #000, inset 0 0 0 1px rgba(232, 245, 224, .12); }

/* ---------- Programa por días ---------- */
.day-head { text-align: center; margin-bottom: clamp(32px, 5vw, 52px); }
.day-date {
  display: inline-block; margin-bottom: 14px; padding: 6px 16px; border-radius: 999px;
  font: 700 .95rem/1.2 var(--font-wide); letter-spacing: .04em;
  background: var(--ink); color: var(--bg);
}
.day-meta { margin-top: 14px; display: grid; gap: 6px; color: var(--ink-2); }
.day-meta strong { color: var(--ink); }
.tl-card--plain { grid-template-columns: 1fr; padding: 18px 22px; }
.tl-card--plain ul { margin: 10px 0 0; padding-left: 18px; color: var(--ink-2); font-size: .97rem; }
.tl-card--plain li + li { margin-top: 4px; }
.tl-card--break { background: color-mix(in srgb, var(--leaf) 10%, var(--surface)); border-style: dashed; }
/* Separador de bloque temático dentro de la línea de tiempo */
.tl-row--block::before { border-radius: 4px; transform: rotate(45deg); background: var(--leaf); }
.tl-row--block:hover::before { transform: rotate(45deg) scale(1.2); }
.tl-block {
  padding: 16px 22px; border-radius: var(--radius);
  background: var(--ink); color: var(--bg);
}
.tl-block .tl-block-label { display: block; font-size: .85rem; font-weight: 600; color: var(--lime); }
[data-theme="dark"] .tl-block .tl-block-label { color: #0B7A6E; }
.tl-block h3 { font: 800 clamp(1.05rem, 1rem + .4vw, 1.3rem)/1.2 var(--font-wide); letter-spacing: -.02em; margin: 4px 0 0; }
.tl-block p { margin-top: 6px; font-size: .92rem; opacity: .9; }
.tl-block a { color: inherit; font-weight: 600; text-underline-offset: 3px; }

.notice {
  max-width: 820px; margin: 0 auto clamp(32px, 5vw, 48px);
  padding: 20px 24px; border-radius: var(--radius);
  background: color-mix(in srgb, var(--lime) 22%, var(--surface));
  border: 2px solid var(--leaf);
}
.notice h3 { font-size: 1.12rem; margin-bottom: 6px; }
.notice p { color: var(--ink-2); }

.day-split { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr); gap: clamp(28px, 4vw, 56px); align-items: start; }
.day-split .timeline { --tcol: 8.5rem; }
.day-split .img-frame { position: sticky; top: calc(var(--nav-h) + 24px); }

/* ---------- Ponentes ---------- */
.speakers { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: clamp(18px, 2.4vw, 28px); }
.speaker {
  display: flex; flex-direction: column; align-items: center; text-align: center;
  padding: 22px 18px 24px; border-radius: var(--radius);
  background: #0C2A30; border: 1px solid rgba(232, 245, 224, .1);
  transition: transform .25s ease, border-color .25s ease;
}
.speaker:hover { transform: translateY(-4px) rotate(-1deg); border-color: #B8F03C; }
.speaker-photo {
  width: 132px; height: 132px; border-radius: 50%; overflow: hidden; margin-bottom: 16px;
  background: radial-gradient(circle at 30% 25%, #D4FF5C, #5FA832 55%, #0B7A6E);
  box-shadow: 0 0 0 4px #04141A, 0 0 0 6px rgba(58, 176, 255, .55);
}
.speaker-photo img { width: 100%; height: 100%; object-fit: cover; object-position: center top; }
.speaker h3 { font-size: 1.04rem; color: #fff; margin-bottom: 6px; }
.speaker p { font-size: .9rem; line-height: 1.45; color: #A8C4BB; }

/* ---------- Visita de campo ---------- */
.visit { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(32px, 5vw, 72px); align-items: center; }
.visit-text h2 { margin-bottom: 18px; }
.visit-text p { color: var(--ink-2); max-width: 58ch; }
.visit-text p + p { margin-top: 12px; }
.visit-tag {
  display: inline-block; margin-top: 22px; padding: 8px 16px; border-radius: 999px;
  font-weight: 700; background: #B8F03C; color: #061A1F;
}

/* ---------- Organizan y colaboran ---------- */
.org-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(20px, 3vw, 40px); }
.collab-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(16px, 2.4vw, 28px); }
.org-card { display: flex; flex-direction: column; align-items: center; gap: 12px; text-align: center; }
.org-card .partner-logo { width: 100%; }
.org-name { font-weight: 600; font-size: .98rem; }
.org-links { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px; }
.org-links a {
  font-size: .82rem; font-weight: 600; text-decoration: none;
  padding: 5px 11px; border-radius: 999px; border: 1px solid var(--line); color: var(--ink);
  background: var(--surface); transition: border-color .2s, color .2s;
}
.org-links a:hover { border-color: var(--leaf); color: var(--leaf-ink); }
.sub-title { font: 800 clamp(1.3rem, 1rem + 1.2vw, 1.9rem)/1.15 var(--font-wide); letter-spacing: -.03em; text-align: center; margin: clamp(48px, 7vw, 80px) 0 10px; }

/* ---------- Reto 2025: bases ---------- */
.reto-intro { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: clamp(28px, 4vw, 56px); align-items: center; text-align: left; }
.reto-intro .page-lead { margin-left: 0; }
.reto-icon { width: min(260px, 70%); justify-self: center; border-radius: 28px; overflow: hidden; box-shadow: 0 28px 48px -24px rgba(13, 59, 76, .5), 0 0 0 1px var(--line); transform: rotate(-3deg); }
.reto-icon img { display: block; width: 100%; height: auto; }
.reto-banner { width: min(980px, 100%); margin: clamp(40px, 6vw, 64px) auto 0; }

.rules { display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: clamp(28px, 4vw, 56px); align-items: start; }
.rules-toc { position: sticky; top: calc(var(--nav-h) + 24px); }
.rules-toc p { font-weight: 700; margin-bottom: 10px; }
.rules-toc ol { list-style: none; margin: 0; padding: 0; display: grid; gap: 2px; border-left: 2px solid var(--line); }
.rules-toc a {
  display: block; padding: 6px 12px; margin-left: -2px; border-left: 2px solid transparent;
  font-size: .9rem; color: var(--ink-2); text-decoration: none; transition: color .2s, border-color .2s;
}
.rules-toc a:hover { color: var(--ink); border-left-color: var(--leaf); }
.rules-body { display: grid; gap: clamp(18px, 2.4vw, 26px); min-width: 0; }
.rule-card {
  min-width: 0; /* deja que los bloques de código hagan scroll en vez de ensanchar la tarjeta */
  padding: clamp(22px, 2.6vw, 32px); border-radius: var(--radius);
  background: var(--surface); border: 1px solid var(--line);
  box-shadow: 0 18px 36px -26px rgba(13, 59, 76, .45);
  scroll-margin-top: calc(var(--nav-h) + 20px);
}
.rule-card h3 { font: 800 clamp(1.1rem, 1rem + .5vw, 1.4rem)/1.2 var(--font-wide); letter-spacing: -.02em; margin-bottom: 14px; }
.rule-card p, .rule-card li, .rule-card dd { color: var(--ink-2); }
.rule-card p + p { margin-top: 10px; }
.rule-card strong { color: var(--ink); font-weight: 600; }
.rule-card ul, .rule-card ol { margin: 0; padding-left: 22px; display: grid; gap: 6px; }
.rule-card dl { margin: 0; display: grid; gap: 10px; }
.rule-card dt { font-weight: 700; }
.rule-card dd { margin: 2px 0 0; }
.rule-card code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .9em; padding: 1px 6px; border-radius: 6px; background: color-mix(in srgb, var(--volt) 12%, transparent); color: var(--ink); }
.code-block {
  margin: 16px 0 0; padding: 18px 20px; border-radius: 12px; overflow-x: auto;
  background: #04141A; color: #D9F0E6; border: 1px solid rgba(58, 176, 255, .25);
  font: .86rem/1.6 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
.code-block code { background: none; padding: 0; color: inherit; font-size: inherit; }
.code-block b { color: #B8F03C; font-weight: 700; }
.code-block i { color: #8FD3FF; font-style: normal; }

.stat-row { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 14px; }
.stat { padding: 14px 20px; border-radius: 14px; background: var(--ink); color: var(--bg); }
.stat b { display: block; font: 800 2rem/1 var(--font-wide); color: var(--lime); }
[data-theme="dark"] .stat b { color: #0B7A6E; }
.stat span { font-size: .9rem; font-weight: 600; }

.podium { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; margin: 6px 0 16px; align-items: end; }
.podium-step { border-radius: 14px; padding: 18px 12px; text-align: center; color: #061A1F; }
.podium-step b { display: block; font: 800 clamp(1.4rem, 1rem + 1.6vw, 2.2rem)/1 var(--font-wide); }
.podium-step span { display: block; margin-top: 6px; font-size: .88rem; font-weight: 600; }
.podium-step--1 { background: #B8F03C; padding-block: 30px; }
.podium-step--2 { background: #8FD3FF; padding-block: 22px; }
.podium-step--3 { background: #DDEFC4; }

.weeks { list-style: none; padding: 0 !important; counter-reset: wk; }
.weeks li { position: relative; padding: 12px 14px 12px 56px; border-radius: 12px; background: color-mix(in srgb, var(--leaf) 8%, transparent); }
.weeks li::before {
  counter-increment: wk; content: counter(wk);
  position: absolute; left: 12px; top: 10px; width: 32px; height: 32px; border-radius: 10px;
  display: grid; place-items: center; font: 800 1rem/1 var(--font-wide); background: var(--ink); color: var(--bg);
}
.points { list-style: none; padding: 0 !important; }
.points li { display: grid; grid-template-columns: 4.2rem 1fr; gap: 14px; align-items: baseline; }
.points b { font: 800 1.15rem/1 var(--font-wide); color: var(--leaf-ink); text-align: right; }

@media (max-width: 1000px) {
  .rules { grid-template-columns: 1fr; }
  .rules-toc { position: static; }
  .rules-toc ol { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .day-split { grid-template-columns: 1fr; }
  .day-split .img-frame { position: static; width: min(420px, 100%); margin: 0 auto; }
  .collab-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 860px) {
  .about-forum, .visit, .reto-intro { grid-template-columns: 1fr; }
  .forum-collage { min-height: 0; max-width: 520px; margin: 0 auto; width: 100%; }
  .theme-grid { grid-template-columns: 1fr; max-width: 560px; margin: 0 auto; }
  .org-grid { grid-template-columns: 1fr; max-width: 420px; margin: 0 auto; }
  .reto-intro { text-align: center; }
  .reto-intro .page-lead { margin-left: auto; }
}
@media (max-width: 560px) {
  .collab-grid { grid-template-columns: 1fr; max-width: 420px; margin: 0 auto; }
  .rules-toc ol { grid-template-columns: 1fr; }
  .podium { gap: 8px; }
  .points li { grid-template-columns: 3.4rem 1fr; gap: 10px; }
  .img-frame { box-shadow: 6px 6px 0 var(--leaf); padding: 5px; }
}

/* =========================================================
   CONTACTO
   ========================================================= */
/* La página es corta: el bloque ocupa la pantalla y se funde con el footer */
.contact-page {
  min-height: calc(100dvh - var(--nav-h) - 60px);
  padding-bottom: calc(var(--fade) + clamp(40px, 6vw, 80px));
  background: linear-gradient(to bottom,
    var(--bg) 0, var(--bg) calc(100% - var(--fade)),
    color-mix(in oklch, var(--bg) 70%, var(--footer)) calc(100% - var(--fade) * .55),
    color-mix(in oklch, var(--bg) 30%, var(--footer)) calc(100% - var(--fade) * .22),
    var(--footer) 100%);
}
.contact-grid {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(24px, 4vw, 48px);
  max-width: 900px; margin: clamp(44px, 6vw, 72px) auto 0;
}
.contact-card {
  display: flex; flex-direction: column; align-items: center; text-align: center; gap: 6px;
  padding: clamp(30px, 4vw, 44px) clamp(22px, 3vw, 32px);
  text-decoration: none; color: #0D3B4C;
  box-shadow: 0 28px 48px -24px rgba(13, 59, 76, .5), 0 6px 14px -8px rgba(13, 59, 76, .3), 0 0 0 1px var(--line);
}
.contact-card--mail { --tilt: -2.5deg; --panel-accent: #B8F03C; }
.contact-card--phone { --tilt: 2deg; --panel-accent: #3AB0FF; }
.contact-card:hover, .contact-card:focus-visible { box-shadow: 0 36px 56px -26px rgba(13, 59, 76, .55), 0 0 0 3px var(--panel-accent); }
[data-theme="dark"] .contact-card { color: #E8F5E0; box-shadow: 0 30px 50px -24px #000, inset 0 0 0 1px rgba(232, 245, 224, .12); }
[data-theme="dark"] .contact-card:hover, [data-theme="dark"] .contact-card:focus-visible { box-shadow: 0 36px 56px -24px #000, 0 0 0 3px var(--panel-accent); }
.contact-card:focus-visible { outline: none; }

.contact-icon {
  width: 104px; height: 104px; margin-bottom: 18px; border-radius: 28px;
  display: grid; place-items: center;
  background: var(--panel-accent); border: 2.5px solid #0D3B4C; box-shadow: 6px 6px 0 #0D3B4C;
  transition: transform .3s ease, box-shadow .3s ease;
}
.contact-card:hover .contact-icon, .contact-card:focus-visible .contact-icon { transform: translate(-3px, -3px) rotate(-4deg); box-shadow: 9px 9px 0 #0D3B4C; }
.contact-icon svg { width: 66px; height: 66px; overflow: visible; fill: none; stroke: #0D3B4C; stroke-width: 2.8; stroke-linecap: round; stroke-linejoin: round; }
.contact-icon svg * { transform-box: view-box; }
.contact-label { font-size: .95rem; font-weight: 600; color: #3D5F66; }
[data-theme="dark"] .contact-label { color: #A8C4BB; }
.contact-value { font: 800 clamp(1.1rem, .8rem + 1.1vw, 1.5rem)/1.25 var(--font-wide); letter-spacing: -.03em; }
.contact-action {
  margin-top: 16px; display: inline-flex; align-items: center; min-height: 44px; padding: 0 20px; border-radius: 999px;
  font-weight: 600; background: #0D3B4C; color: #fff; transition: background-color .25s ease, color .25s ease;
}
[data-theme="dark"] .contact-action { background: var(--panel-accent); color: #061A1F; }
.contact-card:hover .contact-action { background: var(--panel-accent); color: #061A1F; }
[data-theme="dark"] .contact-card:hover .contact-action { background: #fff; }

/* Email: se abre la solapa y sale la carta */
.contact-card--mail .letter { fill: #fff; transform: translateY(14px); transition: transform .45s cubic-bezier(.3, 1.4, .5, 1) .1s; }
.contact-card--mail .letter-lines { stroke: #0B7A6E; stroke-width: 2.4; opacity: 0; transform: translateY(14px); transition: transform .45s cubic-bezier(.3, 1.4, .5, 1) .1s, opacity .2s .25s; }
.contact-card--mail .env-back { fill: #fff; }
.contact-card--mail .env-flap { fill: #fff; transform-origin: 32px 26px; transition: transform .35s ease; }
.contact-card--mail:hover .env-flap, .contact-card--mail:focus-visible .env-flap { transform: scaleY(-1); }
.contact-card--mail:hover .letter, .contact-card--mail:focus-visible .letter,
.contact-card--mail:hover .letter-lines, .contact-card--mail:focus-visible .letter-lines { transform: translateY(-6px); opacity: 1; }

/* Teléfono: el auricular vibra y salen ondas */
.contact-card--phone .handset { fill: #fff; transform-origin: 32px 32px; }
.contact-card--phone .ring { stroke: #0D3B4C; opacity: 0; }
.contact-card--phone:hover .handset, .contact-card--phone:focus-visible .handset { animation: phone-ring .9s ease-in-out infinite; }
.contact-card--phone:hover .ring, .contact-card--phone:focus-visible .ring { animation: phone-wave .9s ease-out infinite; }
.contact-card--phone:hover .r2, .contact-card--phone:focus-visible .r2 { animation-delay: .18s; }
@keyframes phone-ring {
  0%, 50%, 100% { transform: rotate(0) }
  5%, 15%, 25% { transform: rotate(-12deg) }
  10%, 20%, 30% { transform: rotate(12deg) }
  35% { transform: rotate(0) }
}
@keyframes phone-wave { 0% { opacity: 0 } 25% { opacity: 1 } 70%, 100% { opacity: 0 } }

@media (max-width: 700px) {
  .contact-grid { grid-template-columns: 1fr; max-width: 440px; }
  .contact-card--mail { --tilt: -1.2deg; }
  .contact-card--phone { --tilt: 1.2deg; }
  .contact-icon { width: 88px; height: 88px; border-radius: 24px; }
  .contact-icon svg { width: 56px; height: 56px; }
}

/* =========================================================
   EL RETO: HOJA DE RUTA
   ========================================================= */
.roadmap-section { position: relative; overflow: hidden; padding-top: clamp(40px, 6vw, 72px); }
.roadmap-section::before {
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .07;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120' fill='none' stroke='%230B7A6E' stroke-width='1.2'%3E%3Cpath d='M0 30h40l15 15h30M60 0v20l20 20v40M120 90H80l-10 10v20M20 120V90l15-15h20'/%3E%3Ccircle cx='85' cy='45' r='3'/%3E%3Ccircle cx='80' cy='80' r='3'/%3E%3Ccircle cx='55' cy='75' r='3'/%3E%3C/svg%3E");
  -webkit-mask-image: linear-gradient(#000, transparent 60%); mask-image: linear-gradient(#000, transparent 60%);
}
[data-theme="dark"] .roadmap-section::before { opacity: .12; }
.roadmap-section .wrap { position: relative; }
.roadmap-title, .roadmap-lead { text-align: center; }
.roadmap-lead { margin-bottom: clamp(48px, 7vw, 88px); }

.roadmap { position: relative; }
/* Camino de puntos que une los nodos (lo dibuja main.js) */
.road-svg { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; pointer-events: none; z-index: 0; }
.road-base { fill: none; stroke: color-mix(in srgb, var(--leaf) 18%, transparent); stroke-width: 14; stroke-linecap: round; }
.road-line {
  fill: none; stroke: url(#road-grad); stroke-width: 4.5; stroke-linecap: round;
  stroke-dasharray: 2 16; animation: road-flow 1.2s linear infinite;
}
@keyframes road-flow { to { stroke-dashoffset: -18; } }

.stops { list-style: none; margin: 0; padding: 0; position: relative; z-index: 1; display: grid; gap: clamp(56px, 8vw, 104px); }
.stop { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); align-items: center; column-gap: clamp(16px, 2vw, 28px); }
.stop--left .stop-card { grid-column: 1 / span 6; grid-row: 1; --tilt: -1.6deg; }
.stop--left .stop-aside { grid-column: 7 / span 6; grid-row: 1; }
.stop--right .stop-card { grid-column: 7 / span 6; grid-row: 1; --tilt: 1.6deg; }
.stop--right .stop-aside { grid-column: 1 / span 6; grid-row: 1; }

.stop-card { padding: clamp(26px, 3vw, 36px); padding-top: clamp(30px, 3.4vw, 40px); }
.roadmap .panel { box-shadow: 0 28px 48px -24px rgba(13, 59, 76, .5), 0 6px 14px -8px rgba(13, 59, 76, .3), 0 0 0 1px var(--line); }
.roadmap .panel:hover, .roadmap .panel:focus-within { box-shadow: 0 36px 56px -26px rgba(13, 59, 76, .55), 0 0 0 3px var(--panel-accent); }
[data-theme="dark"] .roadmap .panel { box-shadow: 0 30px 50px -24px #000, inset 0 0 0 1px rgba(232, 245, 224, .12); }
[data-theme="dark"] .roadmap .panel:hover, [data-theme="dark"] .roadmap .panel:focus-within { box-shadow: 0 36px 56px -24px #000, 0 0 0 3px var(--panel-accent); }
.stop-card .panel-icon svg { stroke: #0D3B4C; }
.stop-card h3 { font: 800 clamp(1.4rem, 1rem + 1.4vw, 2rem)/1.1 var(--font-wide); letter-spacing: -.035em; margin-bottom: 12px; }
.stop-phase { font-size: .85rem; font-weight: 600; color: #0B7A6E; margin-bottom: 4px; }
[data-theme="dark"] .stop-phase { color: #8FD3FF; }
.stop-card > p:not(.stop-phase):not(.stop-note) { font-size: 1.02rem; }

/* Nodo numerado en la esquina exterior de cada tarjeta */
.stop-node {
  position: absolute; top: -26px; width: 58px; height: 58px; border-radius: 50%;
  display: grid; place-items: center; font: 800 1.5rem/1 var(--font-wide);
  background: #0D3B4C; color: #fff; border: 4px solid var(--panel-accent);
  box-shadow: 0 0 0 6px var(--bg), 0 10px 20px -8px rgba(13, 59, 76, .6);
}
.stop--left .stop-node { left: -22px; }
.stop--right .stop-node { right: -22px; }
[data-theme="dark"] .stop-node { background: #04141A; box-shadow: 0 0 0 6px var(--bg), 0 0 18px color-mix(in srgb, var(--panel-accent) 60%, transparent); }

.stop-extra { margin-top: 22px; display: flex; }
.stop-note {
  display: flex; gap: 12px; align-items: flex-start; margin-top: 18px; padding: 14px 16px; border-radius: 14px;
  font-size: .94rem; font-weight: 500; color: #0D3B4C !important;
  background: color-mix(in srgb, #5FA832 14%, #fff); border: 1.5px dashed #5FA832;
}
[data-theme="dark"] .stop-note { color: #E8F5E0 !important; background: rgba(95, 168, 50, .14); }
.stop-note svg { flex: none; width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; margin-top: 1px; }
/* Fase 3: aviso de bases disponibles y botón destacado */
.stop-note--ok { background: color-mix(in srgb, #B8F03C 28%, #fff); border-style: solid; border-color: #5FA832; font-weight: 600; }
[data-theme="dark"] .stop-note--ok { background: rgba(184, 240, 60, .16); }
.stop-cta { margin-top: 20px; display: flex; }
.stop-cta .choice--sm { width: 100%; }
.stop-cta .choice--sm .choice-inner { min-height: 104px; }
.stop-cta .choice--sm .choice-title { font-size: clamp(1.05rem, .7rem + 1.3vw, 1.6rem); letter-spacing: .06em; }
.stop-card .podium { margin: 18px 0 0; }
.stop-card .podium-step b { font-size: clamp(1.15rem, .85rem + 1vw, 1.65rem); white-space: nowrap; }

/* Diorama de la Gran Final, entre las fases 6 y 7 */
.road-diorama {
  position: relative; z-index: 1; width: min(1120px, 100%); margin: clamp(56px, 8vw, 104px) auto;
  padding: 10px 10px 0; border-radius: 16px;
  border: 3px solid transparent;
  background: linear-gradient(#07060f, #07060f) padding-box, linear-gradient(135deg, #B8F03C, #3AB0FF) border-box;
  box-shadow: 10px 10px 0 #3AB0FF, 0 0 50px rgba(58, 176, 255, .25), 0 0 0 10px var(--bg);
}
.road-diorama iframe { display: block; width: 100%; aspect-ratio: 16 / 9; border: 0; border-radius: 6px; background: #07060f; }
.road-diorama figcaption { padding: 12px 8px 14px; text-align: center; font-size: .9rem; font-weight: 500; color: #A8C4BB; }

/* Neón pequeño para fases y fechas */
.neon-sign--sm { padding: 16px 26px; border-radius: 14px; display: inline-flex; }
.neon-sign--sm::before { inset: 6px; border-radius: 9px; }
.neon-sign--sm .neon-top { font-size: clamp(.7rem, .6rem + .35vw, .86rem); letter-spacing: .3em; margin-right: -.3em; }
.neon-sign--sm .neon-date { font-size: clamp(1.05rem, .8rem + 1.1vw, 1.6rem); margin-top: .35em; }

/* Elementos superpuestos junto a la tarjeta */
.stop-float { display: flex; justify-content: center; position: relative; z-index: 2; }
.stop--left .stop-float { margin-left: clamp(-80px, -5vw, -40px); justify-content: flex-start; }
.stop--right .stop-float { margin-right: clamp(-80px, -5vw, -40px); justify-content: flex-end; }
.choice--sm { --cut: 16px; width: min(380px, 100%); }
.choice--sm .choice-inner { min-height: 92px; padding: 16px calc(var(--cut) + 18px); gap: 14px; }
.choice--sm .choice-icon { width: 46px; height: 46px; border-radius: 12px; }
.choice--sm .choice-icon svg { width: 26px; height: 26px; }
.choice--sm .choice-title { font-size: clamp(1.25rem, 1rem + 1vw, 1.7rem); }
.choice--sm .choice-sub { font-size: .88rem; }
.choice--sm .choice-chev { font-size: 1.5rem; transform: none; }
.choice--sm:hover .choice-chev { transform: translateX(5px); }
.stop-float .neon-sign--sm { transform: rotate(3deg); }
.stop--left .stop-float .neon-sign--sm { transform: rotate(-3deg); }

/* Fotos de la edición anterior superpuestas */
.snaps { display: grid; position: relative; padding-block: 24px; }
.snap {
  grid-area: 1 / 1; margin: 0; width: 68%; justify-self: center; align-self: center;
  padding: 8px 8px 0; background: #fff; border-radius: 10px;
  box-shadow: 0 22px 36px -18px rgba(13, 59, 76, .55), 0 0 0 1px rgba(13, 59, 76, .08);
  transform: translate(var(--x, 0), var(--y, 0)) rotate(var(--r, 0deg));
  transition: transform .35s cubic-bezier(.2, .8, .2, 1.2), box-shadow .35s ease;
}
.snap img { display: block; width: 100%; height: auto; border-radius: 5px; aspect-ratio: 16 / 9; object-fit: cover; }
.snap figcaption { padding: 6px 2px 8px; font-size: .74rem; font-weight: 600; color: #3D5F66; text-align: center; }
.snap:hover { z-index: 5; transform: translate(var(--x, 0), calc(var(--y, 0) - 8px)) rotate(0deg) scale(1.06); box-shadow: 0 30px 46px -18px rgba(13, 59, 76, .65), 0 0 0 3px var(--panel-accent); }
.snaps--1 .snap { --r: 4deg; width: 78%; }
.stop--left .snaps--1 .snap { margin-left: clamp(-60px, -4vw, -30px); }
.snaps--2 .snap:nth-child(1) { --x: -14%; --y: -26%; --r: -5deg; }
.snaps--2 .snap:nth-child(2) { --x: 12%; --y: 26%; --r: 4deg; }
.snaps--2 { padding-block: 70px; }
.snaps--3 { padding-block: 92px; }
.snaps--3 .snap { width: 58%; }
.snaps--3 .snap:nth-child(1) { --x: -22%; --y: -44%; --r: -6deg; }
.snaps--3 .snap:nth-child(2) { --x: 24%; --y: -4%; --r: 5deg; }
.snaps--3 .snap:nth-child(3) { --x: -10%; --y: 44%; --r: -2deg; }
[data-theme="dark"] .snap { background: #E8F5E0; box-shadow: 0 22px 36px -18px #000; }

/* =========================================================
   EL RETO: MÁS ALLÁ DEL RETO
   ========================================================= */
.beyond-stage {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.9fr) minmax(0, 1fr);
  grid-template-areas: "talent dio corner" "grow grow grow";
  align-items: center;
}
.beyond-frame {
  grid-area: dio; margin: 0; position: relative; z-index: 1;
  padding: 10px; border-radius: 16px; background: #102d30;
  border: 3px solid transparent;
  background: linear-gradient(#102d30, #102d30) padding-box, linear-gradient(135deg, #B8F03C, #3AB0FF) border-box;
  box-shadow: 10px 10px 0 #3AB0FF, 0 0 50px rgba(58, 176, 255, .25);
}
.beyond-frame iframe { display: block; width: 100%; aspect-ratio: 720 / 500; border: 0; border-radius: 6px; background: #102d30; }
.beyond-card { position: relative; z-index: 2; padding: 26px; }
.beyond-card h3 { font-size: 1.18rem; }
.beyond-card p { font-size: .95rem; }
.beyond-card ul { margin-top: 12px; }
.beyond-card .panel-icon svg { stroke: #0D3B4C; }
.beyond-card--talent { grid-area: talent; --tilt: -3deg; margin-right: -32px; align-self: start; margin-top: 24px; }
.beyond-card--corner { grid-area: corner; --tilt: 3deg; margin-left: -32px; align-self: start; margin-top: 64px; }
.beyond-card--grow { grid-area: grow; --tilt: -1.2deg; justify-self: center; width: min(560px, 100%); margin-top: -48px; }
.pilot-tag { display: inline-block; margin-bottom: 8px; padding: 4px 12px; border-radius: 999px; font-size: .78rem; font-weight: 700; background: #3AB0FF; color: #04141A; }


@media (max-width: 1100px) {
  .beyond-stage { grid-template-columns: 1fr 1fr; grid-template-areas: "dio dio" "talent corner" "grow grow"; gap: 0 24px; }
  .beyond-card--talent, .beyond-card--corner { margin: -40px 0 0; align-self: start; }
  .beyond-card--grow { margin-top: 28px; }
}
@media (max-width: 900px) {
  .stop { grid-template-columns: 1fr; row-gap: 18px; }
  .stop--left .stop-card, .stop--right .stop-card,
  .stop--left .stop-aside, .stop--right .stop-aside { grid-column: 1; grid-row: auto; }
  .stop-card { margin-left: 26px; }
  .stop--right .stop-node, .stop--left .stop-node { left: -26px; right: auto; }
  .stop--left .stop-card { --tilt: -1deg; }
  .stop--right .stop-card { --tilt: 1deg; }
  .stop-aside:empty { display: none; }
  .stop-aside { margin-left: 26px; }
  .stop--left .stop-float, .stop--right .stop-float { margin: -36px 0 0; justify-content: center; }
  .snaps { margin-top: -10px; }
  .stop--left .snaps--1 .snap { margin-left: 0; }
  .snap { width: 72%; }
  .snaps--3 .snap { width: 60%; }
}
@media (max-width: 640px) {
  .beyond-stage { grid-template-columns: 1fr; grid-template-areas: "dio" "talent" "corner" "grow"; gap: 20px; }
  .beyond-card--talent { margin-top: -28px; --tilt: -1.2deg; }
  .beyond-card--corner { margin: 0; --tilt: 1.2deg; }
  .beyond-card--grow { margin: 0; --tilt: -1deg; }
  .beyond-frame { padding: 6px; box-shadow: 6px 6px 0 #3AB0FF; }
  .stop-card { margin-left: 18px; }
  .stop-aside { margin-left: 18px; }
  .stop-node { width: 48px; height: 48px; font-size: 1.25rem; top: -22px; }
  .stop--right .stop-node, .stop--left .stop-node { left: -20px; }
  .snaps--2 { padding-block: 56px; }
  .snaps--3 { padding-block: 76px; }
  .road-diorama { padding: 6px 6px 0; box-shadow: 6px 6px 0 #3AB0FF, 0 0 0 8px var(--bg); }
  .road-diorama figcaption { font-size: .82rem; padding: 10px 6px 12px; }
}

/* =========================================================
   BASES TÉCNICAS (figuras de @lucasmarkes/hairline)
   ========================================================= */
/* Colores de las figuras: --hairline-plate debe ser el fondo sobre el que se dibujan */
.spec-fig {
  --plano: #FFFFFF;
  --hairline-plate: var(--plano);
  --hairline-hi: #3B7A1A;
  --hairline-edge: #0D3B4C;
  --hairline-mid: #8AA5AC;
  --hairline-lo: #D5E3E0;
  --hairline-stroke: 1;
}
[data-theme="dark"] .spec-fig {
  --plano: #04141A;
  --hairline-hi: #B8F03C;
  --hairline-edge: #E8F5E0;
  --hairline-mid: #4E7A80;
  --hairline-lo: #1B3B42;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) .spec-fig { --plano: #04141A; --hairline-hi: #B8F03C; --hairline-edge: #E8F5E0; --hairline-mid: #4E7A80; --hairline-lo: #1B3B42; }
}

/* Lámina de plano: cuadrícula fina sobre el color de la placa */
.spec-fig {
  position: relative; margin: 0; padding: clamp(12px, 2vw, 22px) clamp(12px, 2vw, 22px) 10px;
  border-radius: 18px; border: 1px solid var(--line);
  background:
    linear-gradient(color-mix(in srgb, var(--hairline-mid) 22%, transparent) 1px, transparent 1px) 0 0 / 24px 24px,
    linear-gradient(90deg, color-mix(in srgb, var(--hairline-mid) 22%, transparent) 1px, transparent 1px) 0 0 / 24px 24px,
    var(--plano);
  box-shadow: 0 22px 40px -28px rgba(13, 59, 76, .45);
}
[data-theme="dark"] .spec-fig { box-shadow: 0 22px 40px -24px #000, 0 0 0 1px rgba(184, 240, 60, .12); }
/* El dibujo deja mucho aire alrededor: se amplía y la lámina recorta los márgenes */
.spec-fig { overflow: hidden; }
.spec-fig .hl { width: 120%; aspect-ratio: 5 / 4; margin: -6% -10% -8%; }
.fig-read {
  min-height: 1.6em; padding-top: 6px; text-align: right;
  font: 500 .8rem/1.6 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color: var(--hairline-mid);
}

/* Cabecera */
.bases-intro { padding-bottom: clamp(32px, 5vw, 56px); }
.bases-hero { display: flex; flex-direction: column; align-items: center; text-align: center; }
.draft-note { margin-top: 24px; display: grid; gap: 14px; justify-items: center; max-width: 52ch; }
.bases-hero-fig { width: min(640px, 100%); margin-top: clamp(36px, 5vw, 56px); }
/* La figura de la cabecera se dibuja en la parte baja: se recorta el aire de arriba (lámina apaisada) */
.bases-hero-fig .hl { margin: -34% -10% -8%; }
.draft-note > p:last-child { color: var(--ink-2); font-size: .95rem; }

/* Índice */
.spec-index { margin-bottom: clamp(48px, 7vw, 88px); }
.spec-index ol { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; }
.spec-index a {
  display: inline-flex; align-items: center; gap: 10px; min-height: 44px; padding: 6px 16px 6px 6px; border-radius: 999px;
  font-weight: 600; font-size: .92rem; color: var(--ink); text-decoration: none;
  background: var(--surface); border: 1px solid var(--line);
  transition: border-color .2s ease, transform .2s ease;
}
.spec-index a:hover { border-color: var(--leaf); transform: translateY(-2px); }
/* «Ayuda técnica»: misma pastilla, con el láser del botón EQUIPOS recorriendo el borde */
.spec-index a.index-laser {
  border: 2px solid transparent;
  background:
    linear-gradient(var(--surface), var(--surface)) padding-box,
    conic-gradient(from var(--laser), var(--line) 0 14%, #3AB0FF 24%, #fff 27%, #B8F03C 32%, var(--line) 42% 64%, #3AB0FF 74%, #fff 77%, #B8F03C 82%, var(--line) 92%) border-box;
  box-shadow: 0 0 14px rgba(58, 176, 255, .35);
  animation: laser-spin 3.2s linear infinite;
}
.spec-index a.index-laser:hover { border-color: transparent; box-shadow: 0 0 22px rgba(58, 176, 255, .55); }
.spec-index a.index-laser b { background: #04141A; color: #B8F03C; }
.spec-index b { display: grid; place-items: center; width: 32px; height: 32px; border-radius: 50%; font: 800 .85rem/1 var(--font-wide); background: var(--ink); color: var(--bg); }

/* Apartados: figura y texto alternados */
.spec-list { display: grid; gap: clamp(56px, 8vw, 104px); }
.spec { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: clamp(28px, 5vw, 72px); align-items: center; scroll-margin-top: calc(var(--nav-h) + 24px); }
.spec:nth-child(even) { grid-template-columns: minmax(0, 6fr) minmax(0, 5fr); }
.spec:nth-child(even) .spec-fig { order: 2; }
.spec-num { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; margin-bottom: 8px; font-weight: 600; font-size: .9rem; color: var(--leaf-ink); }
.spec-body h2 { font: 800 clamp(1.6rem, 1.1rem + 2vw, 2.5rem)/1.08 var(--font-wide); letter-spacing: -.035em; margin-bottom: 16px; }
.spec-body p { color: var(--ink-2); max-width: 60ch; }
.spec-body p + p { margin-top: 12px; }
.spec-body ul { margin: 14px 0 0; padding: 0; list-style: none; display: grid; gap: 10px; max-width: 60ch; }
.spec-body li { position: relative; padding-left: 26px; color: var(--ink-2); }
.spec-body li::before { content: ""; position: absolute; left: 4px; top: .55em; width: 9px; height: 9px; border-radius: 2px; background: var(--leaf); transform: rotate(45deg); }
.spec-body strong { color: var(--ink); font-weight: 600; }
.spec-body ul.crit { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px 20px; }
.spec-body .neon-sign--sm { margin-top: 22px; }

.tech-logos { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin-top: 24px; max-width: 520px; }
.tech-logo {
  display: flex; align-items: center; justify-content: center; height: 96px; padding: 18px 22px;
  border-radius: 16px; background: #fff; border: 1px solid var(--line); overflow: hidden;
  box-shadow: 0 2px 6px -4px rgba(13, 59, 76, .3);
  transition: transform .3s cubic-bezier(.2, .8, .2, 1.2), box-shadow .3s ease, border-color .3s ease;
}
.tech-logo:hover, .tech-logo:focus-visible { transform: translateY(-6px) rotate(-1.5deg); border-color: var(--leaf); box-shadow: 0 22px 34px -18px rgba(13, 59, 76, .55), 0 8px 14px -10px rgba(13, 59, 76, .35); }
[data-theme="dark"] .tech-logo:hover, [data-theme="dark"] .tech-logo:focus-visible { box-shadow: 0 22px 34px -16px #000, 0 0 0 2px #B8F03C; }
/* Límites máximos fijos: cada logo cabe entero dentro de su tarjeta */
.tech-logo img { display: block; width: auto; height: auto; max-width: 100%; max-height: 54px; }

.bases-help { margin-top: clamp(64px, 9vw, 112px); display: flex; flex-direction: column; align-items: center; gap: 16px; text-align: center; }
.bases-help p { font: 700 clamp(1.1rem, 1rem + .6vw, 1.4rem)/1.3 var(--font-wide); letter-spacing: -.02em; }

@media (max-width: 900px) {
  .spec, .spec:nth-child(even) { grid-template-columns: 1fr; }
  .spec .spec-fig, .spec:nth-child(even) .spec-fig { order: 0; width: min(520px, 100%); justify-self: center; }
}
@media (max-width: 560px) {
  .spec-body ul.crit { grid-template-columns: 1fr; }
  .spec-index a { font-size: .85rem; padding-right: 12px; }
  .tech-logo { height: 80px; padding: 14px 16px; }
  .tech-logo img { max-height: 44px; }
}

/* =========================================================
   BASES TÉCNICAS: AYUDA TÉCNICA (tarjetas de código)
   ========================================================= */
.tech-help { margin-top: clamp(80px, 11vw, 140px); scroll-margin-top: calc(var(--nav-h) + 24px); }
.help-row { display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 5fr); gap: clamp(24px, 4vw, 56px); align-items: center; margin-top: clamp(32px, 5vw, 48px); }
.help-card {
  padding: clamp(24px, 3vw, 36px); border-radius: var(--radius);
  background: var(--surface); border: 1px solid var(--line);
  box-shadow: 0 22px 40px -28px rgba(13, 59, 76, .45);
}
.help-card h3 { font: 800 clamp(1.4rem, 1rem + 1.4vw, 2rem)/1.1 var(--font-wide); letter-spacing: -.035em; margin-bottom: 14px; }
.help-card ul, .db-chips { margin: 0; padding: 0; list-style: none; }
.help-card ul { display: grid; gap: 10px; }
.help-card li { position: relative; padding-left: 26px; color: var(--ink-2); }
.help-card li::before { content: ""; position: absolute; left: 4px; top: .55em; width: 9px; height: 9px; border-radius: 2px; background: var(--leaf); transform: rotate(45deg); }
.help-card strong { color: var(--ink); font-weight: 600; }
.help-fig { width: min(440px, 100%); justify-self: center; }

.help-sub { font: 800 clamp(1.25rem, 1rem + 1vw, 1.7rem)/1.15 var(--font-wide); letter-spacing: -.03em; margin: clamp(48px, 7vw, 72px) 0 14px; }
.help-text { color: var(--ink-2); max-width: 70ch; margin-bottom: 14px; }
.help-text code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .9em; padding: 2px 7px; border-radius: 6px; background: color-mix(in srgb, var(--volt) 12%, transparent); color: var(--ink); }
.help-code--narrow { max-width: 620px; }
.db-chips { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 22px; }
.db-chips li { padding: 8px 16px; border-radius: 999px; font-weight: 600; font-size: .92rem; background: var(--ink); color: var(--bg); }

/* Tarjeta de código: ventana de editor oscura en los dos temas */
.code-card {
  margin: 0; min-width: 0; border-radius: 14px; overflow: hidden;
  background: #04141A; border: 1px solid rgba(58, 176, 255, .28);
  box-shadow: 0 24px 44px -26px rgba(4, 20, 26, .75);
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.code-card:hover { transform: translateY(-3px); border-color: rgba(184, 240, 60, .55); box-shadow: 0 30px 50px -26px rgba(4, 20, 26, .85), 0 0 0 1px rgba(184, 240, 60, .25); }
.code-bar { display: flex; align-items: center; gap: 12px; padding: 10px 14px; background: #0A2A33; border-bottom: 1px solid rgba(255, 255, 255, .06); }
.code-dots { display: inline-flex; gap: 6px; }
.code-dots i { width: 10px; height: 10px; border-radius: 50%; background: #FF5F57; }
.code-dots i:nth-child(2) { background: #FEBC2E; }
.code-dots i:nth-child(3) { background: #28C840; }
.code-name { font: 600 .82rem/1 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; color: #D9F0E6; }
.code-lang { margin-left: auto; font: 700 .7rem/1 var(--font); letter-spacing: .06em; padding: 4px 8px; border-radius: 6px; color: #04141A; background: #B8F03C; }
.code-card pre { margin: 0; padding: 18px 20px; overflow-x: auto; }
.code-card code { font: .88rem/1.75 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; color: #D9F0E6; white-space: pre; }
/* Colores de sintaxis */
.code-card .k { color: #8FD3FF; }
.code-card .s { color: #B8F03C; }
.code-card .n { color: #FFB86B; }
.code-card .pu { color: #7F9AA0; }
.code-card .c { color: #6F8F8A; font-style: italic; }
.code-card .f { color: #E8F5E0; font-weight: 600; }
.code-card .t { color: #8FD3FF; }
.code-card .v { color: #FFB86B; }
.code-card .p { color: #E8F5E0; }
/* Endpoints: método en etiqueta de color */
.code-card--api code { display: grid; gap: 4px; }
.ep { display: grid; grid-template-columns: 4.4em minmax(0, 1fr); gap: 0 12px; align-items: baseline; }
.ep .r { white-space: pre-wrap; overflow-wrap: anywhere; }
.m { display: inline-block; min-width: 4.4em; text-align: center; padding: 1px 0; border-radius: 5px; font-weight: 700; font-size: .78rem; }
.m-get { background: rgba(58, 176, 255, .18); color: #8FD3FF; }
.m-post { background: rgba(184, 240, 60, .18); color: #B8F03C; }
.m-ws { background: rgba(255, 184, 107, .18); color: #FFB86B; }

.tables-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 320px), 1fr)); gap: 18px; align-items: start; }
.code-card--table .code-lang { background: #3AB0FF; }
/* En las tablas, los comentarios largos se parten dentro de la tarjeta con sangría */
.code-card--table code { display: block; white-space: normal; }
.code-card--table code > span.f { display: inline; }
.code-card--table .row { display: block; padding-left: 2ch; text-indent: -2ch; }

@media (max-width: 900px) {
  .help-row { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .code-card pre { padding: 14px 14px; }
  .code-card code { font-size: .8rem; }
}

/* =========================================================
   Movimiento reducido
   ========================================================= */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .agro-art * { animation: none !important; }
  .road-line { animation: none !important; }
  .pulse, .spark, .node { opacity: 0; }
  .ambient { opacity: .04; }
  .hero-title > span, .hero-sub, .hero-cta { animation: none !important; }
  .hero-title > .ht-year { background-size: 100% 100%, auto; }
}