/* ==========================================================================
   ENCUENTRO DE LIDERAZGO INDUSTRIAL 2026 — CANACINTRA ZACATECAS
   Sistema de diseño
   ========================================================================== */

:root {
  /* Marca */
  --navy-900: #06101f;
  --navy-800: #0a1a33;
  --navy-700: #0e2748;
  --navy-600: #143761;
  --navy-500: #1d4b80;
  --blue-brand: #2465b4;
  --blue-soft: #e8f0fb;

  --red: #e11b2e;
  --red-600: #c2101f;
  --red-soft: #fdeaec;

  --gold-1: #8a6a12;
  --gold-2: #c9a227;
  --gold-3: #f3dc93;

  --ink: #0a1a33;
  --slate: #5b6a82;
  --slate-light: #8d9aae;
  --line: #e4e9f0;
  --paper: #ffffff;
  --paper-2: #f5f7fa;
  --paper-3: #eef2f7;

  /* Tipografía */
  --font-display: "Montserrat", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-body: "Poppins", system-ui, -apple-system, "Segoe UI", sans-serif;

  /* Escala */
  --r-sm: 10px;
  --r-md: 16px;
  --r-lg: 24px;
  --r-xl: 32px;

  --shadow-sm: 0 2px 10px rgba(10, 26, 51, .06);
  --shadow-md: 0 12px 34px rgba(10, 26, 51, .10);
  --shadow-lg: 0 26px 70px rgba(10, 26, 51, .18);
  --shadow-navy: 0 26px 70px rgba(6, 16, 31, .45);

  --container: 1180px;
  --nav-h: 78px;
}

/* --------------------------------------------------------------- Reset --- */

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 12px); }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--slate);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a { color: var(--blue-brand); text-decoration: none; transition: color .2s ease; }
a:hover { color: var(--red); }

h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  color: var(--ink);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -.02em;
  margin: 0 0 .6em;
}

h1 { font-size: clamp(2.1rem, 6vw, 4rem); font-weight: 900; }
h2 { font-size: clamp(1.75rem, 4.4vw, 3rem); font-weight: 900; }
h3 { font-size: clamp(1.2rem, 2.4vw, 1.6rem); }
h4 { font-size: 1.05rem; }

p { margin: 0 0 1.1rem; }
p:last-child { margin-bottom: 0; }

::selection { background: var(--red); color: #fff; }

:focus-visible {
  outline: 3px solid var(--blue-brand);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ----------------------------------------------------------- Utilidades --- */

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 20px;
}

.section { padding-block: clamp(64px, 9vw, 120px); position: relative; overflow: hidden; }
.section--tight { padding-block: clamp(48px, 6vw, 80px); }

.section--light { background: var(--paper-2); }
.section--navy { background: var(--navy-800); color: #c3cee0; }
.section--navy h2, .section--navy h3, .section--navy h4 { color: #fff; }

.text-center { text-align: center; }
.text-red { color: var(--red); }
.text-navy { color: var(--ink); }
.text-white { color: #fff; }

.lead { font-size: clamp(1rem, 1.6vw, 1.15rem); line-height: 1.75; }

.stack > * + * { margin-top: 1rem; }

.grid { display: grid; gap: 26px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* Franja diagonal roja/azul — el acento gráfico del material impreso */
.diag-accent {
  position: absolute;
  inset-block-start: -40px;
  pointer-events: none;
  width: 240px;
  height: 340px;
  background:
    linear-gradient(158deg, transparent 46%, var(--red) 46%, var(--red) 52%, transparent 52%),
    linear-gradient(158deg, transparent 57%, var(--navy-700) 57%, var(--navy-700) 67%, transparent 67%),
    linear-gradient(158deg, transparent 72%, var(--navy-500) 72%, var(--navy-500) 76%, transparent 76%);
  opacity: .92;
}
.diag-accent--left { inset-inline-start: -60px; transform: scaleX(-1); }
.diag-accent--right { inset-inline-end: -60px; }

/* ------------------------------------------------------------- Títulos --- */

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .78rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 14px;
}
.eyebrow::before {
  content: "";
  width: 34px;
  height: 3px;
  background: var(--red);
  border-radius: 2px;
}
.eyebrow--center { justify-content: center; }
.section--navy .eyebrow { color: var(--gold-2); }
.section--navy .eyebrow::before { background: var(--gold-2); }

.section-head { max-width: 720px; margin-bottom: clamp(38px, 5vw, 60px); }
.section-head--center { margin-inline: auto; text-align: center; }
.section-head p { font-size: 1.06rem; }

/* Título con gradiente dorado, como en "ELIGE TU EXPERIENCIA".
   El selector doble gana a los colores propios de cada componente. */
.gold, .gold.gold {
  background: linear-gradient(100deg, var(--gold-1) 0%, var(--gold-2) 38%, var(--gold-3) 70%, var(--gold-2) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.underline-red {
  display: block;
  width: 62px;
  height: 4px;
  border-radius: 3px;
  background: var(--red);
  margin: 18px 0 24px;
}
.section-head--center .underline-red { margin-inline: auto; }

/* ------------------------------------------------------------- Botones --- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .95rem;
  letter-spacing: .01em;
  padding: 15px 30px;
  border: 2px solid transparent;
  border-radius: 999px;
  cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease, border-color .2s ease;
  text-align: center;
  line-height: 1.2;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn--red {
  background: linear-gradient(120deg, var(--red) 0%, var(--red-600) 100%);
  color: #fff;
  box-shadow: 0 12px 30px rgba(225, 27, 46, .34);
}
.btn--red:hover { color: #fff; box-shadow: 0 18px 40px rgba(225, 27, 46, .46); }

.btn--navy { background: var(--navy-700); color: #fff; }
.btn--navy:hover { background: var(--navy-600); color: #fff; }

.btn--ghost { background: transparent; color: #fff; border-color: rgba(255, 255, 255, .55); }
.btn--ghost:hover { background: #fff; color: var(--ink); border-color: #fff; }

.btn--outline { background: transparent; color: var(--ink); border-color: var(--line); }
.btn--outline:hover { border-color: var(--navy-700); color: var(--navy-700); }

.btn--gold {
  background: linear-gradient(110deg, var(--gold-1), var(--gold-2) 55%, var(--gold-3));
  color: var(--navy-900);
  box-shadow: 0 12px 30px rgba(201, 162, 39, .34);
}
.btn--gold:hover { color: var(--navy-900); }

.btn--lg { padding: 18px 40px; font-size: 1.02rem; }
.btn--sm { padding: 11px 22px; font-size: .86rem; }
.btn--block { width: 100%; }

/* -------------------------------------------------------------- Navbar --- */

.topbar {
  background: var(--navy-900);
  color: #9fb0c9;
  font-size: .82rem;
  padding: 9px 0;
}
.topbar .container {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 26px;
  align-items: center;
  justify-content: center;
}
.topbar strong { color: #fff; font-weight: 600; }
.topbar span { display: inline-flex; align-items: center; gap: 7px; }
.topbar i { color: var(--red); }

.nav {
  position: sticky;
  top: 0;
  z-index: 900;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow .25s ease, background .25s ease;
}
.nav.is-stuck { box-shadow: var(--shadow-md); background: rgba(255, 255, 255, .98); }

.nav__inner {
  height: var(--nav-h);
  display: flex;
  align-items: center;
  gap: 22px;
}

.nav__brand { display: flex; align-items: center; gap: 14px; margin-right: auto; }
.nav__brand img { height: 38px; width: auto; }
.nav__brand-sep { width: 1px; height: 32px; background: var(--line); }

.nav__links {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav__links a {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: .9rem;
  color: var(--ink);
  padding: 9px 13px;
  border-radius: 8px;
  transition: background .18s ease, color .18s ease;
}
.nav__links a:hover { background: var(--paper-3); color: var(--navy-700); }
.nav__links a.is-active { color: var(--red); }

.nav__toggle {
  display: none;
  width: 46px;
  height: 46px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  cursor: pointer;
  padding: 0;
  place-items: center;
}
.nav__toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform .25s ease, opacity .2s ease;
}
.nav__toggle span + span { margin-top: 5px; }
.nav__toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav__toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------------------------------------------------------------- Hero --- */

.hero {
  position: relative;
  isolation: isolate;
  color: #fff;
  padding-block: clamp(70px, 10vw, 130px);
  background: var(--navy-900);
  overflow: hidden;
}
.hero__bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  background-image: url("../img/bg/hero-zacatecas.jpg");
  background-size: cover;
  background-position: center 30%;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(100deg, rgba(6, 16, 31, .94) 0%, rgba(6, 16, 31, .80) 42%, rgba(6, 16, 31, .40) 72%, rgba(6, 16, 31, .55) 100%);
}
.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
  gap: clamp(36px, 5vw, 64px);
  align-items: center;
}

.hero h1 { color: #fff; text-shadow: 0 6px 30px rgba(0, 0, 0, .35); }
.hero h1 .hero__line-1 {
  display: block;
  font-size: .44em;
  font-weight: 800;
  letter-spacing: .06em;
  color: #fff;
}
.hero h1 .hero__line-3 {
  display: block;
  font-size: .42em;
  font-weight: 700;
  letter-spacing: .34em;
  color: #cfe0f5;
  margin-top: .1em;
}
.hero__tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(225, 27, 46, .18);
  border: 1px solid rgba(225, 27, 46, .5);
  color: #ffd9dd;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .76rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  padding: 8px 18px;
  border-radius: 999px;
  margin-bottom: 22px;
}
.hero__sub {
  font-size: clamp(1rem, 1.7vw, 1.15rem);
  color: #d5e1f2;
  max-width: 560px;
  margin-bottom: 28px;
}
.hero__sub strong { color: #fff; font-weight: 600; }

.hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 34px;
  margin: 30px 0 32px;
  padding-top: 28px;
  border-top: 1px solid rgba(255, 255, 255, .18);
}
.hero__meta-item { display: flex; align-items: center; gap: 13px; }
.hero__meta-item i { font-size: 1.35rem; color: var(--red); }
.hero__meta-item .k {
  display: block;
  font-family: var(--font-display);
  font-weight: 800;
  color: #fff;
  font-size: 1.02rem;
  line-height: 1.25;
}
.hero__meta-item .v { display: block; font-size: .82rem; color: #a9bcd6; line-height: 1.4; }

.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; }

.hero__card {
  background: rgba(10, 26, 51, .72);
  backdrop-filter: blur(18px);
  border: 1px solid rgba(255, 255, 255, .16);
  border-radius: var(--r-xl);
  padding: 32px;
  box-shadow: var(--shadow-navy);
}
.hero__card-logo {
  display: block;
  width: min(230px, 70%);
  margin: 0 auto 22px;
}
.hero__card-title {
  text-align: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .76rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--gold-2);
  margin-bottom: 18px;
}

/* Cuenta regresiva */
.countdown { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.countdown__cell {
  background: rgba(255, 255, 255, .07);
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: var(--r-md);
  padding: 14px 6px;
  text-align: center;
}
.countdown__num {
  display: block;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.5rem, 3.6vw, 2.1rem);
  color: #fff;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.countdown__lbl {
  display: block;
  font-size: .64rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: #9fb4d0;
  margin-top: 6px;
}
.countdown__note {
  text-align: center;
  font-size: .82rem;
  color: #9fb4d0;
  margin-top: 18px;
}

/* -------------------------------------------------- Barra organizadores --- */

.orgs { background: #fff; border-bottom: 1px solid var(--line); padding-block: 26px; }
.orgs__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 22px 40px;
}
.orgs__label {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .72rem;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--slate-light);
}
.orgs img { height: 44px; width: auto; object-fit: contain; }
.orgs__sep { width: 1px; height: 38px; background: var(--line); }

/* --------------------------------------------------------------- Cards --- */

.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 30px;
  box-shadow: var(--shadow-sm);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); border-color: transparent; }

.card__icon {
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  font-size: 1.5rem;
  margin-bottom: 20px;
  background: var(--navy-800);
  color: #fff;
}
.card__icon--red { background: var(--red); }
.card h4 {
  font-family: var(--font-display);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .02em;
  font-size: 1rem;
  color: var(--ink);
  margin-bottom: 8px;
}
.card p { font-size: .93rem; line-height: 1.65; }

/* "¿Qué te llevas?" — lista con icono y separador, como el impreso */
.benefit-list { list-style: none; margin: 0; padding: 0; }
.benefit-list li {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}
.benefit-list li:last-child { border-bottom: 0; }
.benefit-list .ico {
  flex: 0 0 auto;
  width: 54px;
  height: 54px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--navy-800);
  color: #fff;
  font-size: 1.35rem;
}
.benefit-list li:nth-child(even) .ico { background: var(--red); }
.benefit-list h4 {
  font-size: .98rem;
  text-transform: uppercase;
  letter-spacing: .02em;
  margin-bottom: 5px;
  border-left: 3px solid var(--line);
  padding-left: 14px;
}
.benefit-list p { font-size: .92rem; padding-left: 17px; margin: 0; }

/* -------------------------------------------------------------- Temario --- */

.temario { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.temario li {
  display: flex;
  align-items: center;
  gap: 16px;
  background: rgba(255, 255, 255, .05);
  border: 1px solid rgba(255, 255, 255, .1);
  border-radius: var(--r-md);
  padding: 14px 18px;
  transition: background .2s ease, transform .2s ease, border-color .2s ease;
}
.temario li:hover {
  background: rgba(255, 255, 255, .1);
  border-color: rgba(201, 162, 39, .45);
  transform: translateX(5px);
}
.temario .num {
  flex: 0 0 auto;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: .9rem;
  background: #fff;
  color: var(--navy-800);
}
.temario li:nth-child(even) .num { background: var(--red); color: #fff; }
.temario .txt {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .95rem;
  text-transform: uppercase;
  letter-spacing: .01em;
  color: #fff;
  line-height: 1.35;
}

.mentoria {
  background: linear-gradient(135deg, rgba(201, 162, 39, .16), rgba(201, 162, 39, .04));
  border: 1px solid rgba(201, 162, 39, .38);
  border-radius: var(--r-lg);
  padding: 28px;
}
.mentoria__note { font-size: .82rem; color: var(--gold-3); font-style: italic; margin-bottom: 16px; }
.mentoria ol { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.mentoria li { display: flex; align-items: center; gap: 14px; }
.mentoria .num {
  width: 34px; height: 34px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--navy-700);
  color: #fff;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: .85rem;
  flex: 0 0 auto;
}
.mentoria .txt {
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  font-size: .9rem;
  color: #fff;
  border-bottom: 1px solid rgba(255, 255, 255, .16);
  padding-bottom: 8px;
  flex: 1;
}

/* ---------------------------------------------------------- Expositores --- */

.speaker {
  position: relative;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: linear-gradient(180deg, var(--navy-700) 0%, var(--navy-900) 100%);
  display: flex;
  flex-direction: column;
  transition: transform .3s ease, box-shadow .3s ease;
}
.speaker:hover { transform: translateY(-6px); box-shadow: var(--shadow-navy); }
.speaker__photo {
  position: relative;
  background: linear-gradient(180deg, var(--paper-3) 0%, #c9d4e3 100%);
  padding-top: 22px;
  min-height: 260px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  overflow: hidden;
}
.speaker__photo img {
  width: auto;
  max-height: 280px;
  filter: drop-shadow(0 14px 26px rgba(6, 16, 31, .32));
}
.speaker__body { padding: 26px; flex: 1; }
.speaker__name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.4rem;
  color: #fff;
  line-height: 1.1;
  letter-spacing: .03em;
  text-transform: uppercase;
  margin: 0;
}
.speaker__name span { display: block; font-weight: 500; }
.speaker__name span.gold { font-weight: 600; }
.speaker__role {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .76rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: #9fb4d0;
  margin: 14px 0 18px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(255, 255, 255, .14);
  line-height: 1.5;
}
.speaker__bio { list-style: none; margin: 0; padding: 0; display: grid; gap: 11px; }
.speaker__bio li {
  position: relative;
  padding-left: 18px;
  font-size: .88rem;
  line-height: 1.6;
  color: #b9c8dd;
}
.speaker__bio li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold-2);
}
.speaker__bio strong { color: #fff; font-weight: 600; }

/* ------------------------------------------------------------- Paquetes --- */

.plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; align-items: start; }

.plan {
  position: relative;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: transform .28s ease, box-shadow .28s ease;
}
.plan:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }

.plan--featured {
  border: 2px solid var(--red);
  box-shadow: 0 24px 60px rgba(225, 27, 46, .2);
}
.plan--featured:hover { box-shadow: 0 30px 70px rgba(225, 27, 46, .28); }

.plan__badge {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  background: var(--red);
  color: #fff;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: .68rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  padding: 7px 26px;
  border-radius: 0 0 12px 12px;
  z-index: 2;
  white-space: nowrap;
}

.plan__head {
  background: linear-gradient(165deg, var(--navy-700) 0%, var(--navy-900) 100%);
  color: #fff;
  padding: 42px 28px 30px;
  text-align: center;
}
.plan--featured .plan__head { padding-top: 52px; }
.plan__kicker {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: .74rem;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: #9fb4d0;
}
.plan__name {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.8rem, 3.6vw, 2.5rem);
  line-height: 1;
  margin: 6px 0 14px;
  color: #fff;
  letter-spacing: -.01em;
}
.plan__pitch { font-size: .9rem; color: #bccbe0; line-height: 1.6; margin: 0; }
.plan__pitch strong { color: #fff; font-weight: 600; }

.plan__price {
  text-align: center;
  padding: 26px 28px 22px;
  border-bottom: 3px solid var(--navy-700);
  margin: 0 28px;
}
.plan--featured .plan__price { border-bottom-color: var(--red); }
.plan__amount {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.4rem, 5.4vw, 3.2rem);
  color: var(--ink);
  line-height: 1;
  letter-spacing: -.03em;
}
.plan__amount sup { font-size: .44em; font-weight: 700; top: -.75em; margin-right: 2px; }
.plan__currency {
  display: block;
  font-size: .76rem;
  letter-spacing: .12em;
  color: var(--slate-light);
  margin-top: 8px;
  text-transform: uppercase;
}

.plan__features { list-style: none; margin: 0; padding: 24px 28px; flex: 1; }
.plan__features li {
  font-size: .9rem;
  line-height: 1.6;
  padding: 13px 0 13px 16px;
  border-bottom: 1px solid var(--line);
  border-left: 2px solid var(--line);
  margin-bottom: 0;
  color: var(--slate);
}
.plan__features li:last-child { border-bottom: 0; }
.plan--featured .plan__features li { border-left-color: rgba(225, 27, 46, .35); }
.plan__features strong { color: var(--ink); font-weight: 600; }

.plan__foot { padding: 0 28px 28px; }
.plan__foot-note {
  text-align: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: .8rem;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--ink);
  margin-bottom: 16px;
  line-height: 1.5;
}

/* Formas de pago */
.paybar {
  margin-top: 34px;
  background: var(--navy-800);
  border-radius: var(--r-lg);
  padding: 30px;
  color: #bccbe0;
}
.paybar__title {
  text-align: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: .82rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: 22px;
  display: flex;
  align-items: center;
  gap: 16px;
  justify-content: center;
}
.paybar__title::before, .paybar__title::after {
  content: "";
  height: 2px;
  width: 42px;
  background: var(--red);
  border-radius: 2px;
}
.paybar__grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.paybar__item { display: flex; gap: 16px; align-items: flex-start; }
.paybar__item i { font-size: 1.7rem; color: var(--gold-2); }
.paybar__item h4 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: .92rem;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: .04em;
  margin: 0 0 6px;
}
.paybar__item p { font-size: .87rem; margin: 0; line-height: 1.6; }
.paybar__item code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  color: var(--gold-3);
  font-size: .88rem;
  letter-spacing: .04em;
}

/* -------------------------------------------------------------- Agenda --- */

.agenda { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; }
.day {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.day__head {
  background: linear-gradient(120deg, var(--navy-700), var(--navy-900));
  color: #fff;
  padding: 24px 28px;
  display: flex;
  align-items: center;
  gap: 18px;
}
.day__num {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 2.6rem;
  line-height: 1;
  color: #fff;
}
.day__meta .k {
  display: block;
  font-family: var(--font-display);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .08em;
  font-size: .9rem;
}
.day__meta .v { display: block; font-size: .8rem; color: #9fb4d0; }
.day__body { padding: 10px 28px 26px; }
.day__row {
  display: flex;
  gap: 18px;
  padding: 16px 0;
  border-bottom: 1px dashed var(--line);
}
.day__row:last-child { border-bottom: 0; }
.day__time {
  flex: 0 0 78px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: .85rem;
  color: var(--red);
  font-variant-numeric: tabular-nums;
}
.day__what h4 { font-size: .95rem; margin-bottom: 3px; }
.day__what p { font-size: .86rem; margin: 0; }
.day__tag {
  display: inline-block;
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  background: var(--blue-soft);
  color: var(--navy-600);
  padding: 3px 10px;
  border-radius: 999px;
  margin-top: 7px;
}
.day__tag--gold { background: rgba(201, 162, 39, .16); color: var(--gold-1); }

/* ----------------------------------------------------------------- Sede --- */

.venue { display: grid; grid-template-columns: 1.05fr .95fr; gap: 40px; align-items: center; }
.venue__media { border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--shadow-md); }
.venue__media img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 4 / 3; }
.venue__list { list-style: none; margin: 22px 0 0; padding: 0; display: grid; gap: 16px; }
.venue__list li { display: flex; gap: 15px; align-items: flex-start; }
.venue__list i { color: var(--red); font-size: 1.2rem; margin-top: 2px; }
.venue__list .k {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--ink);
  font-size: .95rem;
}
.venue__list .v { display: block; font-size: .9rem; }

/* ------------------------------------------------------------- Métricas --- */

.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.stat {
  text-align: center;
  padding: 26px 16px;
  border-radius: var(--r-md);
  background: rgba(255, 255, 255, .05);
  border: 1px solid rgba(255, 255, 255, .1);
}
.stat__num {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  color: #fff;
  line-height: 1;
}
.stat__num .gold { display: inline; }
.stat__lbl {
  font-size: .78rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: #9fb4d0;
  margin-top: 9px;
  display: block;
}

/* ----------------------------------------------------------- Presidente --- */

.president {
  background: #fff;
  border-radius: var(--r-lg);
  padding: clamp(28px, 4vw, 44px);
  box-shadow: var(--shadow-md);
  border-top: 5px solid var(--red);
}
.president__kicker {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .74rem;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--slate-light);
  margin-bottom: 18px;
}
.president h3 { font-size: clamp(1.4rem, 2.8vw, 1.9rem); line-height: 1.15; }
.president__sign {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-top: 26px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}
.president__sign img { width: 52px; height: 52px; object-fit: contain; }
.president__sign .k {
  display: block;
  font-family: var(--font-display);
  font-weight: 800;
  color: var(--ink);
  font-size: .95rem;
}
.president__sign .v { display: block; font-size: .85rem; }

/* ----------------------------------------------------------------- FAQ --- */

.faq { display: grid; gap: 12px; max-width: 860px; margin-inline: auto; }
.faq__item {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.faq__item.is-open { border-color: var(--navy-600); box-shadow: var(--shadow-sm); }
.faq__q {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 16px;
  text-align: left;
  background: none;
  border: 0;
  padding: 20px 24px;
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  color: var(--ink);
  line-height: 1.45;
}
.faq__q i { margin-left: auto; color: var(--red); transition: transform .25s ease; font-size: 1.1rem; }
.faq__item.is-open .faq__q i { transform: rotate(180deg); }
.faq__a {
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s ease;
}
.faq__a > div { padding: 0 24px 22px; font-size: .94rem; }

/* ------------------------------------------------------------- Sponsors --- */

.sponsors {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 26px 52px;
}
.sponsors img {
  height: 58px;
  width: auto;
  object-fit: contain;
  filter: grayscale(1);
  opacity: .62;
  transition: filter .25s ease, opacity .25s ease, transform .25s ease;
}
.sponsors img:hover { filter: none; opacity: 1; transform: scale(1.05); }

/* ------------------------------------------------------------- CTA final --- */

.cta {
  position: relative;
  isolation: isolate;
  color: #fff;
  text-align: center;
  padding-block: clamp(70px, 9vw, 120px);
  overflow: hidden;
}
.cta__bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  background-image: url("../img/bg/cumbre.jpg");
  background-size: cover;
  background-position: center;
}
.cta::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, rgba(6, 16, 31, .90), rgba(6, 16, 31, .78));
}
.cta h2 { color: #fff; }
.cta p { color: #cfdcec; max-width: 620px; margin-inline: auto; }
.cta__actions { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; margin-top: 32px; }

/* -------------------------------------------------------------- Contacto --- */

.contact-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 30px;
  box-shadow: var(--shadow-sm);
  height: 100%;
}
.contact-card h4 {
  font-family: var(--font-display);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .04em;
  font-size: .95rem;
  margin-bottom: 16px;
}
.contact-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 13px; }
.contact-list li { display: flex; gap: 13px; align-items: flex-start; font-size: .92rem; }
.contact-list i {
  color: #fff;
  background: var(--navy-700);
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: .9rem;
  flex: 0 0 auto;
}
.contact-list i.bi-whatsapp { background: #25d366; }

.bank-box {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 20px;
  margin-top: 18px;
}
.bank-box dl { margin: 0; display: grid; grid-template-columns: auto 1fr; gap: 9px 16px; font-size: .9rem; }
.bank-box dt { font-weight: 600; color: var(--ink); }
.bank-box dd {
  margin: 0;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: .03em;
  color: var(--slate);
  word-break: break-all;
}

/* ---------------------------------------------------------------- Footer --- */

.footer { background: var(--navy-900); color: #8fa3bf; padding-block: 56px 0; font-size: .9rem; }
.footer__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 34px; }
.footer h5 {
  color: #fff;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .8rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  margin-bottom: 18px;
}
.footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.footer a { color: #8fa3bf; }
.footer a:hover { color: #fff; }
.footer__logos { display: flex; align-items: center; gap: 18px; margin-bottom: 20px; flex-wrap: wrap; }
.footer__logos img { height: 38px; width: auto; opacity: .92; }
.footer__bottom {
  margin-top: 46px;
  padding-block: 22px;
  border-top: 1px solid rgba(255, 255, 255, .1);
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  justify-content: space-between;
  font-size: .82rem;
}

/* ------------------------------------------------------- Back to top --- */

.to-top {
  position: fixed;
  right: 20px;
  bottom: 20px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 0;
  background: var(--red);
  color: #fff;
  font-size: 1.2rem;
  display: grid;
  place-items: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity .25s ease, transform .25s ease, visibility .25s;
  box-shadow: 0 10px 26px rgba(225, 27, 46, .4);
  z-index: 800;
}
.to-top.is-visible { opacity: 1; visibility: visible; transform: none; }

/* WhatsApp flotante */
.wa-float {
  position: fixed;
  left: 20px;
  bottom: 20px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #25d366;
  color: #fff;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .86rem;
  padding: 13px 20px;
  border-radius: 999px;
  box-shadow: 0 10px 30px rgba(37, 211, 102, .42);
  z-index: 800;
}
.wa-float:hover { color: #fff; transform: translateY(-2px); }
.wa-float i { font-size: 1.2rem; }

/* ------------------------------------------------------------ Animación --- */

.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity .7s cubic-bezier(.22, .8, .3, 1), transform .7s cubic-bezier(.22, .8, .3, 1);
}
.reveal.is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  * { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}

/* ---------------------------------------------------------- Responsive --- */

@media (max-width: 1080px) {
  .hero__grid { grid-template-columns: 1fr; }
  .hero__card { max-width: 520px; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  .nav__toggle { display: grid; }
  .nav__links {
    position: absolute;
    top: var(--nav-h);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    background: #fff;
    border-bottom: 1px solid var(--line);
    padding: 12px 20px 20px;
    box-shadow: var(--shadow-md);
    display: none;
  }
  .nav__links.is-open { display: flex; }
  .nav__links a { padding: 13px 14px; }
  .nav__links .btn { margin-top: 8px; }

  .plans, .grid-3, .agenda, .venue, .paybar__grid { grid-template-columns: 1fr; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .venue__media img { aspect-ratio: 16 / 10; }
}

@media (max-width: 620px) {
  /* Con dos logos el hamburguesa se queda sin sitio en pantallas estrechas */
  .nav__brand img:last-child, .nav__brand-sep { display: none; }
  .nav__brand img { height: 34px; }

  .grid-2, .grid-4 { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; }
  .topbar { font-size: .76rem; }
  .topbar .container { gap: 6px 18px; }
  .hero__meta { gap: 16px; }
  .diag-accent { width: 190px; }
  .wa-float span { display: none; }
  .wa-float { padding: 14px; }
  .countdown { gap: 7px; }
  .countdown__cell { padding: 11px 3px; }
  .card, .president, .contact-card, .paybar { padding: 22px; }
}