/* ===========================================================
   Eduxela — Landing Page
   Paleta basada en el logotipo (azul) + navy institucional
   =========================================================== */

:root {
  --navy-900: #0f2027;
  --navy-800: #16303a;
  --navy-700: #203a43;
  --navy-600: #2c5364;

  --blue: #1c6dd0;
  --blue-light: #4a9cff;
  --cyan: #00b8d4;
  --gold: #f2a900; /* guiño a la bandera de Guatemala junto al azul */

  --ink: #10202b;
  --ink-soft: #4b5b63;
  --paper: #f6f9fb;
  --white: #ffffff;

  --whatsapp: #25d366;
  --whatsapp-dark: #1da851;

  --radius: 18px;
  --radius-sm: 10px;
  --shadow-soft: 0 10px 30px rgba(15, 32, 39, 0.08);
  --shadow-strong: 0 20px 50px rgba(15, 32, 39, 0.25);

  --ease: cubic-bezier(.22, 1, .36, 1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: "Segoe UI", -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.5;
  overflow-x: hidden;
}

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

.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Botones ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 28px;
  border-radius: 100px;
  font-weight: 700;
  font-size: 15px;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), filter .25s var(--ease);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-3px); }
.btn--lg { padding: 18px 34px; font-size: 16px; }

.btn--primary {
  background: linear-gradient(135deg, var(--blue), var(--blue-light));
  color: #fff;
  box-shadow: 0 12px 30px rgba(28, 109, 208, 0.35);
}
.btn--primary:hover { box-shadow: 0 16px 38px rgba(28, 109, 208, 0.45); }

.btn--whatsapp {
  background: linear-gradient(135deg, var(--whatsapp), var(--whatsapp-dark));
  color: #fff;
  box-shadow: 0 12px 30px rgba(37, 211, 102, 0.35);
}
.btn--whatsapp:hover { box-shadow: 0 16px 38px rgba(37, 211, 102, 0.45); }

.btn .icon { width: 20px; height: 20px; flex-shrink: 0; }

/* ---------- Nav ---------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(15, 32, 39, 0);
  backdrop-filter: blur(0px);
  transition: background .35s var(--ease), backdrop-filter .35s var(--ease), box-shadow .35s var(--ease);
}
.nav.scrolled {
  background: rgba(15, 32, 39, 0.85);
  backdrop-filter: blur(14px);
  box-shadow: 0 4px 24px rgba(0,0,0,0.15);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
}
.nav__brand { display: flex; align-items: center; }
.nav__logo { height: 42px; width: auto; }

.nav__links {
  display: flex;
  align-items: center;
  gap: 28px;
}
.nav__links a {
  color: #eaf1f5;
  text-decoration: none;
  font-size: 14.5px;
  font-weight: 600;
  opacity: .9;
  transition: opacity .2s;
}
.nav__links a:hover { opacity: 1; }
.nav__demo {
  background: rgba(255,255,255,0.12);
  padding: 9px 18px;
  border-radius: 100px;
  border: 1px solid rgba(255,255,255,0.25);
}
.nav__demo:hover { background: rgba(255,255,255,0.2); }

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav__toggle span {
  width: 24px; height: 2px;
  background: #fff;
  border-radius: 2px;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 130px 0 80px;
  overflow: hidden;
}
.hero__bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, var(--navy-900) 0%, var(--navy-700) 55%, var(--navy-600) 100%);
  z-index: -2;
}
.hero__glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: .45;
  z-index: -1;
  pointer-events: none;
}
.hero__glow--1 {
  width: 480px; height: 480px;
  background: var(--blue);
  top: -120px; left: -120px;
  animation: float1 14s ease-in-out infinite;
}
.hero__glow--2 {
  width: 420px; height: 420px;
  background: var(--cyan);
  bottom: -140px; right: -100px;
  animation: float2 16s ease-in-out infinite;
}
@keyframes float1 {
  0%,100% { transform: translate(0,0); }
  50% { transform: translate(40px, 50px); }
}
@keyframes float2 {
  0%,100% { transform: translate(0,0); }
  50% { transform: translate(-30px, -40px); }
}

.hero__inner {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero__logo-wrap {
  margin-bottom: 6px;
  animation: fadeScaleIn 1s var(--ease) both;
}
.hero__logo {
  width: 190px;
  filter: drop-shadow(0 18px 40px rgba(0,0,0,0.35));
  animation: floatLogo 5s ease-in-out infinite;
}
@keyframes fadeScaleIn {
  from { opacity: 0; transform: scale(.8) translateY(20px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}
@keyframes floatLogo {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50%      { transform: translateY(-14px) rotate(1.5deg); }
}

.badge {
  display: inline-block;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.25);
  color: #fff;
  padding: 7px 16px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  margin: 14px 0 20px;
}

.hero__title {
  color: #fff;
  font-size: clamp(32px, 5.4vw, 56px);
  font-weight: 800;
  line-height: 1.15;
  max-width: 780px;
  letter-spacing: -0.5px;
}
.text-accent {
  background: linear-gradient(90deg, var(--cyan), var(--blue-light));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero__subtitle {
  color: #cfe0e8;
  font-size: clamp(15px, 2vw, 18px);
  max-width: 640px;
  margin: 20px 0 34px;
}

.hero__actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: center;
}

.hero__note {
  margin-top: 18px;
  color: rgba(255,255,255,0.55);
  font-size: 13px;
}

.fade-up {
  opacity: 0;
  transform: translateY(24px);
  animation: fadeUp .9s var(--ease) both;
  animation-delay: var(--d, 0s);
}
@keyframes fadeUp {
  to { opacity: 1; transform: translateY(0); }
}

.hero__scroll {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  width: 26px; height: 42px;
  border: 2px solid rgba(255,255,255,0.4);
  border-radius: 20px;
  z-index: 1;
}
.hero__scroll span {
  position: absolute;
  top: 8px; left: 50%;
  width: 4px; height: 8px;
  margin-left: -2px;
  background: #fff;
  border-radius: 3px;
  animation: scrollDot 1.8s infinite;
}
@keyframes scrollDot {
  0% { opacity: 1; top: 8px; }
  70% { opacity: 0; top: 22px; }
  100% { opacity: 0; top: 8px; }
}

/* ---------- Trust bar ---------- */
.trust {
  background: var(--white);
  padding: 46px 0;
  border-bottom: 1px solid #eceff1;
}
.trust__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}
.trust__item strong {
  display: block;
  font-size: 34px;
  font-weight: 800;
  color: var(--blue);
  letter-spacing: -1px;
}
.trust__item span {
  display: block;
  font-size: 13.5px;
  color: var(--ink-soft);
  margin-top: 6px;
  max-width: 200px;
  margin-inline: auto;
}

/* ---------- Sections ---------- */
.section { padding: 100px 0; }
.section--dark {
  background: linear-gradient(160deg, var(--navy-900), var(--navy-700));
}

.eyebrow {
  color: var(--blue);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.eyebrow--light { color: var(--cyan); }

.section__title {
  font-size: clamp(26px, 4vw, 38px);
  font-weight: 800;
  color: var(--ink);
  letter-spacing: -0.5px;
  max-width: 620px;
}
.section__title--light { color: #fff; }

.section__subtitle {
  color: var(--ink-soft);
  font-size: 16px;
  max-width: 560px;
  margin-top: 14px;
}

/* ---------- Cards funcionalidades ---------- */
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}
.card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 32px 28px;
  box-shadow: var(--shadow-soft);
  border: 1px solid #eef1f3;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}
.card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-strong);
}
.card__icon {
  width: 54px; height: 54px;
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-size: 26px;
  margin-bottom: 18px;
}
.card__icon--blue { background: rgba(28,109,208,0.12); }
.card__icon--cyan { background: rgba(0,184,212,0.12); }
.card__icon--gold { background: rgba(242,169,0,0.14); }

.card h3 {
  font-size: 19px;
  font-weight: 800;
  margin-bottom: 14px;
}
.card ul { list-style: none; }
.card li {
  font-size: 14.5px;
  color: var(--ink-soft);
  padding: 7px 0 7px 22px;
  position: relative;
  border-top: 1px dashed #edf0f2;
}
.card li:first-child { border-top: none; }
.card li::before {
  content: "";
  position: absolute;
  left: 0; top: 15px;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--blue);
}

/* ---------- Checklist "Qué incluye" ---------- */
.checklist {
  margin-top: 48px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}
.checklist__item {
  display: flex;
  gap: 16px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.12);
  padding: 20px 22px;
  border-radius: var(--radius-sm);
  backdrop-filter: blur(6px);
}
.checklist__item strong { color: #fff; font-size: 15.5px; }
.checklist__item p { color: #b9c9d1; font-size: 13.5px; margin-top: 4px; }
.check {
  flex-shrink: 0;
  width: 30px; height: 30px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan), var(--blue));
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-weight: 900;
  font-size: 14px;
}

/* ---------- Precio ---------- */
.price-card {
  max-width: 560px;
  margin: 0 auto;
  text-align: center;
  background: var(--white);
  border-radius: 28px;
  padding: 54px 40px;
  box-shadow: var(--shadow-strong);
  border: 1px solid #eef1f3;
  position: relative;
}
.price-card::before {
  content: "";
  position: absolute;
  inset: -2px;
  border-radius: 30px;
  padding: 2px;
  background: linear-gradient(135deg, var(--blue), var(--cyan), var(--gold));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: .5;
  pointer-events: none;
}
.price-card__amount {
  font-size: 74px;
  font-weight: 900;
  color: var(--ink);
  letter-spacing: -2px;
  margin: 10px 0 6px;
}
.price-card__currency { font-size: 34px; vertical-align: top; position: relative; top: 14px; margin-right: 2px; color: var(--blue); }
.price-card__period {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink-soft);
  letter-spacing: 0;
  margin-top: 4px;
}
.price-card__desc { color: var(--ink-soft); font-size: 14.5px; margin-bottom: 22px; }
.price-card__promo {
  background: linear-gradient(135deg, rgba(242,169,0,0.12), rgba(28,109,208,0.08));
  border: 1px solid rgba(242,169,0,0.35);
  color: #8a5a00;
  font-size: 14px;
  padding: 14px 18px;
  border-radius: 14px;
  margin-bottom: 28px;
  text-align: left;
}

/* ---------- CTA final ---------- */
.cta {
  background: linear-gradient(160deg, var(--navy-700), var(--navy-900));
  padding: 100px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta__inner { position: relative; z-index: 1; display: flex; flex-direction: column; align-items: center; }
.cta__logo { width: 90px; margin-bottom: 24px; opacity: .95; }
.cta h2 { color: #fff; font-size: clamp(24px, 3.6vw, 34px); font-weight: 800; max-width: 640px; }
.cta p { color: #c7d7de; margin: 14px 0 32px; font-size: 15.5px; }
.cta__demo-link {
  display: block;
  margin-top: 20px;
  color: #9fd6ff;
  font-size: 14px;
  text-decoration: none;
  border-bottom: 1px dashed rgba(159,214,255,0.5);
  padding-bottom: 2px;
}
.cta__demo-link:hover { color: #fff; }

/* ---------- Footer ---------- */
.footer { background: var(--navy-900); padding: 32px 0; }
.footer__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}
.footer__logo { height: 30px; opacity: .8; }
.footer p { color: #7d92a0; font-size: 13px; }

/* ---------- WhatsApp flotante ---------- */
.float-whatsapp {
  position: fixed;
  bottom: 26px; right: 26px;
  width: 60px; height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--whatsapp), var(--whatsapp-dark));
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 10px 28px rgba(37, 211, 102, 0.5);
  z-index: 200;
  animation: pulse 2.4s infinite;
}
.float-whatsapp .icon { width: 30px; height: 30px; color: #fff; }
.float-whatsapp:hover { transform: scale(1.08); }
@keyframes pulse {
  0% { box-shadow: 0 10px 28px rgba(37,211,102,.5), 0 0 0 0 rgba(37,211,102,.5); }
  70% { box-shadow: 0 10px 28px rgba(37,211,102,.5), 0 0 0 16px rgba(37,211,102,0); }
  100% { box-shadow: 0 10px 28px rgba(37,211,102,.5), 0 0 0 0 rgba(37,211,102,0); }
}

/* ---------- Reveal on scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .8s var(--ease), transform .8s var(--ease);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .cards { grid-template-columns: 1fr; }
  .checklist { grid-template-columns: 1fr; }
  .trust__grid { grid-template-columns: repeat(2, 1fr); row-gap: 32px; }
}

@media (max-width: 760px) {
  .nav__links {
    position: fixed;
    top: 74px; left: 0; right: 0;
    background: rgba(15,32,39,0.98);
    backdrop-filter: blur(14px);
    flex-direction: column;
    align-items: flex-start;
    padding: 24px;
    gap: 18px;
    transform: translateY(-130%);
    transition: transform .35s var(--ease);
  }
  .nav__links.open { transform: translateY(0); }
  .nav__toggle { display: flex; }
  .nav__demo { align-self: flex-start; }

  .hero { padding-top: 110px; }
  .hero__logo { width: 140px; }
  .hero__actions { flex-direction: column; width: 100%; }
  .hero__actions .btn { justify-content: center; width: 100%; }

  .price-card { padding: 40px 24px; }
  .price-card__amount { font-size: 58px; }
}