:root {
  --bg: #e8f4fc;
  --bg-bottom: #f7fbfe;
  --sky: #d6ecf8;
  --sky-bright: #42b4f0;
  --sky-top: #3a9fe0;
  --sky-mid: #6bb8ea;
  --primary: #42b4f0;
  --primary-dark: #2e9ad9;
  --primary-light: #e3f2fa;
  --navy: #2b5f8a;
  --accent: #f5a962;
  --accent-dark: #e09040;
  --premium: #9b8fd9;
  --premium-dark: #7b6fc0;
  --premium-light: #f0edfa;
  --star: #ffd166;
  --success: #6bcb9a;
  --success-light: #e8f8f0;
  --surface: #ffffff;
  --surface-muted: #f0f6fa;
  --text: #2d3748;
  --text-secondary: #5a6a7a;
  --text-muted: #8fa0b0;
  --border: #d8e4ee;
  --shadow: rgba(43, 74, 94, 0.12);
  --radius: 22px;
  --radius-lg: 28px;
  --max: 1120px;
  --font-display: 'Fredoka', system-ui, sans-serif;
  --font-body: 'Nunito', system-ui, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg-bottom);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--primary-dark);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.container {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(232, 244, 252, 0.88);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(216, 228, 238, 0.85);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  color: var(--navy);
}

.brand:hover {
  text-decoration: none;
}

.brand img {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  box-shadow: 0 4px 14px var(--shadow);
}

.brand-text {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.2rem;
}

.nav a {
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--text-secondary);
  text-decoration: none;
}

.nav a:hover {
  color: var(--primary-dark);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--navy);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.9rem 1.55rem;
  border-radius: 999px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.02rem;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.btn:hover {
  text-decoration: none;
  transform: translateY(-2px);
}

.btn-accent {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 8px 22px rgba(245, 169, 98, 0.35);
  cursor: default;
}

.btn-accent:hover {
  transform: none;
}

.btn-sky {
  background: var(--surface);
  color: var(--primary-dark);
  border: 2px solid rgba(66, 180, 240, 0.45);
  box-shadow: 0 6px 18px var(--shadow);
}

.btn-premium {
  background: var(--premium);
  color: #fff;
  box-shadow: 0 8px 22px rgba(155, 143, 217, 0.35);
  cursor: default;
}

.btn-premium:hover {
  transform: none;
}

.btn-on-sky {
  background: #fff;
  color: var(--primary-dark);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

/* Hero — full-bleed cielo (como la app) */
.hero {
  position: relative;
  overflow: hidden;
  min-height: min(92vh, 760px);
  padding: 2.5rem 0 3.5rem;
  background: linear-gradient(
    180deg,
    var(--sky-top) 0%,
    var(--sky-mid) 28%,
    #c5e6fa 58%,
    var(--bg) 82%,
    var(--bg-bottom) 100%
  );
  display: flex;
  align-items: center;
}

.hero-sky {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.cloud {
  position: absolute;
  display: block;
  filter: drop-shadow(0 6px 14px rgba(43, 95, 138, 0.12));
  animation: drift 18s ease-in-out infinite alternate;
  opacity: 1;
}

.cloud-a {
  width: 96px;
  height: auto;
  top: 3%;
  left: 2%;
  animation-duration: 22s;
}

.cloud-b {
  width: 112px;
  height: auto;
  top: 4%;
  right: 2%;
  animation-duration: 26s;
  animation-delay: -4s;
}

.cloud-c {
  width: 80px;
  height: auto;
  bottom: 6%;
  right: 8%;
  opacity: 0.95;
  animation-duration: 20s;
  animation-delay: -8s;
}

@media (max-width: 900px) {
  .cloud-a,
  .cloud-b {
    width: 64px;
    top: 2%;
  }

  .cloud-c {
    display: none;
  }
}

@keyframes drift {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(28px);
  }
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 2rem;
  align-items: center;
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
}

.brand-hero {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.6rem, 7vw, 4.2rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: #fff;
  text-shadow: 0 2px 0 rgba(43, 95, 138, 0.18), 0 10px 28px rgba(43, 95, 138, 0.2);
}

.hero-lead {
  margin: 0 0 1.6rem;
  max-width: 32rem;
  font-size: 1.15rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.95);
  text-shadow: 0 1px 8px rgba(43, 95, 138, 0.25);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.35rem;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.hero-meta li {
  font-size: 0.82rem;
  font-weight: 700;
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.88);
  color: var(--navy);
  border: 1px solid rgba(255, 255, 255, 0.5);
}

.hero-mascot-wrap {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  min-height: 280px;
}

.hero-mascot {
  width: min(100%, 300px);
  filter: drop-shadow(0 18px 32px rgba(43, 95, 138, 0.28));
  animation: bob 3.2s ease-in-out infinite;
}

@keyframes bob {
  0%,
  100% {
    transform: translateY(0) scale(1);
  }
  50% {
    transform: translateY(-8px) scale(1.02);
  }
}

@media (prefers-reduced-motion: reduce) {
  .cloud,
  .hero-mascot {
    animation: none;
  }
}

/* Sections */
.section-pad {
  padding: 4.25rem 0;
}

.section-band {
  background: linear-gradient(180deg, var(--surface-muted), var(--bg-bottom));
}

.section-title {
  text-align: center;
  margin: 0 0 0.5rem;
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 3.5vw, 2.25rem);
  font-weight: 700;
  color: var(--navy);
}

.section-sub {
  text-align: center;
  color: var(--text-secondary);
  max-width: 36rem;
  margin: 0 auto 2.5rem;
  font-weight: 600;
}

.features-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.feature {
  padding: 0.25rem 0.35rem;
}

.feature-mark {
  display: block;
  width: 44px;
  height: 8px;
  border-radius: 999px;
  margin-bottom: 0.9rem;
}

.mark-sky {
  background: var(--sky-bright);
}
.mark-star {
  background: var(--star);
}
.mark-premium {
  background: var(--premium);
}
.mark-mint {
  background: var(--success);
}

.feature h3 {
  margin: 0 0 0.45rem;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--navy);
}

.feature p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--text-secondary);
  font-weight: 600;
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.step {
  text-align: center;
  padding: 1.25rem 0.75rem;
}

.step-num {
  width: 48px;
  height: 48px;
  margin: 0 auto 1rem;
  border-radius: 50%;
  background: var(--sky-bright);
  color: #fff;
  font-family: var(--font-display);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  box-shadow: 0 8px 18px rgba(66, 180, 240, 0.35);
}

.step h3 {
  margin: 0 0 0.45rem;
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--navy);
}

.step p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--text-secondary);
  font-weight: 600;
}

/* Demo */
.demo-layout {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 2.5rem 3rem;
}

.phone-frame {
  flex: 0 0 auto;
  width: min(100%, 280px);
  padding: 12px;
  border-radius: 2rem;
  background: linear-gradient(160deg, #2b5f8a, #1e4566);
  box-shadow: 0 24px 48px var(--shadow);
  position: relative;
}

.phone-frame::before {
  content: '';
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  width: 72px;
  height: 5px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.18);
  z-index: 2;
}

.video-placeholder,
.demo-video {
  width: 100%;
  border-radius: 1.25rem;
  overflow: hidden;
  background: linear-gradient(180deg, var(--sky-mid), var(--bg));
  display: block;
}

.demo-video {
  height: auto;
  aspect-ratio: auto;
  object-fit: contain;
}

.video-placeholder {
  aspect-ratio: 9 / 16;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  color: var(--navy);
  font-weight: 700;
  text-align: center;
  padding: 1rem;
}

.play-btn {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.95);
  border: 2px solid rgba(66, 180, 240, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--primary-dark);
  box-shadow: 0 8px 24px var(--shadow);
}

.demo-checklist {
  flex: 1 1 220px;
  max-width: 320px;
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.85rem;
}

.demo-checklist li {
  position: relative;
  padding-left: 1.75rem;
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy);
}

.demo-checklist li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.35em;
  width: 0.85rem;
  height: 0.85rem;
  border-radius: 50%;
  background: var(--sky-bright);
  box-shadow: inset 0 0 0 3px var(--primary-light);
}

/* Levels — cards como en la app */
.levels-group-label {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--navy);
  letter-spacing: 0.02em;
}

.levels-group-label--premium {
  color: var(--premium-dark);
  margin-top: 0.5rem;
}

.levels-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.level-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.65rem;
  text-align: center;
  padding: 1.15rem 0.75rem 1rem;
  background: var(--surface);
  border-radius: var(--radius);
  border: 2px solid rgba(66, 180, 240, 0.28);
  box-shadow: 0 10px 28px var(--shadow);
  min-height: 168px;
}

.level-card--premium {
  background: rgba(240, 237, 250, 0.92);
  border-color: rgba(155, 143, 217, 0.5);
}

.level-circle {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.35rem;
  color: #fff;
  border: 3px solid rgba(255, 255, 255, 0.55);
  box-shadow: 0 6px 14px rgba(43, 74, 94, 0.22);
}

.level-circle--1 {
  background: #e53935;
}
.level-circle--2 {
  background: #1e88e5;
}
.level-circle--3 {
  background: #43a047;
}
.level-circle--4 {
  background: #fb8c00;
}
.level-circle--premium {
  background: var(--premium);
}

.level-name {
  margin: 0;
  flex: 1;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.88rem;
  line-height: 1.3;
  color: var(--navy);
  display: flex;
  align-items: center;
}

.level-card--premium .level-name {
  color: var(--premium-dark);
}

.levels-divider {
  position: relative;
  margin: 1.75rem 0 1.35rem;
  padding: 1rem 1.25rem 1rem 1.75rem;
  border-radius: var(--radius);
  background: var(--premium);
  color: #fff;
  box-shadow: 0 10px 28px rgba(155, 143, 217, 0.35);
  border: 2px solid var(--premium-dark);
}

.levels-divider-crown {
  position: absolute;
  top: -14px;
  left: 14px;
  font-size: 1.45rem;
  line-height: 1;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.15));
}

.levels-divider-text {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.98rem;
  line-height: 1.35;
}

.tag {
  display: inline-block;
  margin-top: auto;
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 800;
  min-width: 78%;
}

.tag-free {
  background: var(--success);
  color: #fff;
}

.tag-premium {
  background: var(--premium);
  color: #fff;
}

/* Premium */
.premium-block {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 2rem;
  align-items: center;
  background: linear-gradient(135deg, var(--premium-light), var(--surface) 55%);
  border: 2px solid rgba(155, 143, 217, 0.45);
  border-radius: var(--radius-lg);
  padding: 2rem 2.5rem;
  box-shadow: 0 16px 48px rgba(155, 143, 217, 0.18);
}

.premium-block img {
  width: 160px;
  filter: drop-shadow(0 12px 24px rgba(123, 111, 192, 0.28));
}

.premium-kicker {
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--premium-dark);
  font-size: 0.95rem;
}

.premium-block h2 {
  margin: 0 0 0.55rem;
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 3vw, 1.85rem);
  color: var(--navy);
}

.premium-block p {
  margin: 0 0 1rem;
  color: var(--text-secondary);
  font-weight: 600;
}

.price {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--premium-dark);
  margin-bottom: 1rem !important;
}

/* Audience — 3 columnas centradas */
.audience-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
  max-width: 960px;
  margin: 0 auto;
  align-items: stretch;
  justify-content: center;
}

.audience-card {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 1.5rem 1.35rem;
  border: 1px solid var(--border);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  box-shadow: 0 8px 24px rgba(45, 74, 94, 0.06);
}

.audience-card h3 {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--navy);
}

.audience-card p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.55;
  max-width: 22rem;
}

.audience-card ul {
  margin: 0;
  padding-left: 1.15rem;
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 600;
  text-align: left;
}

.audience-card li + li {
  margin-top: 0.35rem;
}

.cta-band {
  background: linear-gradient(135deg, var(--sky-top), var(--sky-bright));
  color: #fff;
  text-align: center;
  padding: 3.25rem 1.5rem;
  border-radius: var(--radius-lg);
  margin: 2.25rem 0 0;
  box-shadow: 0 16px 40px rgba(58, 159, 224, 0.3);
}

.cta-band h2 {
  margin: 0 0 0.65rem;
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 3vw, 2rem);
}

.cta-band p {
  margin: 0 auto 1.4rem;
  opacity: 0.95;
  max-width: 32rem;
  font-weight: 600;
}

/* Footer */
.site-footer {
  padding: 3rem 0 2rem;
  border-top: 1px solid var(--border);
  background: var(--surface);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin: 0.75rem 0 0;
  max-width: 22rem;
  font-weight: 600;
}

.footer-col h4 {
  margin: 0 0 0.75rem;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  font-family: var(--font-display);
}

.footer-col a {
  display: block;
  margin: 0 0 0.4rem;
  font-size: 0.92rem;
  color: var(--text-secondary);
  font-weight: 600;
  text-decoration: none;
}

.footer-col a:hover {
  color: var(--primary-dark);
}

.footer-bottom {
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--text-muted);
  text-align: center;
}

/* Legal */
.legal-page {
  padding: 3rem 0 4rem;
}

.legal-page h1 {
  font-family: var(--font-display);
  font-size: 2rem;
  margin: 0 0 0.5rem;
  color: var(--navy);
}

.legal-meta {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 2rem;
}

.legal-page h2 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  margin: 2rem 0 0.75rem;
  color: var(--primary-dark);
}

.legal-page p,
.legal-page li {
  color: var(--text-secondary);
  line-height: 1.7;
  font-weight: 600;
}

.legal-page ul {
  padding-left: 1.25rem;
}

@media (max-width: 960px) {
  .features-row {
    grid-template-columns: 1fr 1fr;
  }

  .audience-grid {
    grid-template-columns: 1fr;
    max-width: 28rem;
  }

  .levels-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 900px) {
  .hero {
    min-height: auto;
    padding: 2rem 0 2.5rem;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-lead {
    margin-inline: auto;
  }

  .hero-actions,
  .hero-meta {
    justify-content: center;
  }

  .hero-mascot {
    width: min(100%, 240px);
  }

  .steps {
    grid-template-columns: 1fr;
  }

  .premium-block {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .premium-block img {
    margin: 0 auto;
  }

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

@media (max-width: 640px) {
  .hero {
    padding-top: 4.8rem;
  }

  .hero-sky {
    inset: 0 0 auto 0;
    height: 132px;
  }

  .cloud-a {
    width: 58px;
    top: 2px;
    left: -6px;
  }

  .cloud-b {
    width: 62px;
    top: 10px;
    right: -8px;
  }

  .features-row {
    grid-template-columns: 1fr;
  }

  .nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--surface);
    padding: 1rem;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 8px 24px var(--shadow);
  }

  .nav.is-open {
    display: flex;
  }

  .nav-toggle {
    display: block;
  }

  .header-inner {
    position: relative;
  }

  .levels-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.85rem;
  }

  .level-card {
    min-height: 150px;
    padding: 1rem 0.6rem 0.85rem;
  }

  .level-name {
    font-size: 0.82rem;
  }

  .levels-divider-text {
    font-size: 0.9rem;
  }
}

@media (max-width: 520px) {
  .levels-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* FAQ */
.faq-list {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 0.85rem 1.1rem;
}

.faq-item summary {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--navy);
  cursor: pointer;
  list-style: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item p {
  margin: 0.65rem 0 0.15rem;
  color: var(--text-secondary);
  line-height: 1.5;
}