/* AdaptiveLearn Studio — coming soon
   Brand tokens aligned with adaptivelearn.es campus */

:root {
  --accent: #f38020;
  --accent-soft: #ff9f4a;
  --accent-dim: rgba(243, 128, 32, 0.14);
  --ink: #0f172a;
  --ink-soft: #334155;
  --muted: #64748b;
  --line: rgba(15, 23, 42, 0.1);
  --paper: #f7f4ef;
  --paper-2: #fffdf9;
  --night: #0b1220;
  --night-2: #152033;
  --ok: #0d9488;
  --soon: #c2410c;
  --font-display: "Sora", system-ui, sans-serif;
  --font-body: "Manrope", system-ui, sans-serif;
  --max: 1080px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--ink);
  background:
    radial-gradient(1200px 600px at 12% -10%, rgba(243, 128, 32, 0.18), transparent 55%),
    radial-gradient(900px 500px at 100% 0%, rgba(13, 148, 136, 0.1), transparent 50%),
    linear-gradient(180deg, var(--paper) 0%, #efe8dc 48%, var(--paper) 100%);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.wrap {
  width: min(var(--max), calc(100% - 2.5rem));
  margin-inline: auto;
}

/* —— Nav —— */
.nav {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(12px);
  background: rgba(247, 244, 239, 0.78);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 0;
}
.logo-block {
  display: grid;
  gap: 0.12rem;
  line-height: 1.15;
}
.logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.03em;
}
.logo span { color: var(--accent); }
.logo-powered,
.logo-love {
  margin: 0;
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  color: var(--muted);
}
.logo-powered a {
  color: var(--ink-soft);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.logo-powered a:hover { color: var(--accent); }
.logo-love { color: var(--ink-soft); }
.nav-links {
  display: flex;
  gap: 1.25rem;
  align-items: center;
  font-size: 0.9rem;
  color: var(--ink-soft);
}
.nav-links a:hover { color: var(--accent); }
.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: var(--accent-dim);
  color: var(--soon);
  border: 1px solid rgba(243, 128, 32, 0.28);
}
.pill::before {
  content: "";
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 0 rgba(243, 128, 32, 0.55);
  animation: pulse 1.8s var(--ease) infinite;
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(243, 128, 32, 0.5); }
  70% { box-shadow: 0 0 0 10px rgba(243, 128, 32, 0); }
  100% { box-shadow: 0 0 0 0 rgba(243, 128, 32, 0); }
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.7rem 1.15rem;
  border-radius: 10px;
  font-family: inherit;
  font-weight: 700;
  font-size: 0.92rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.25s var(--ease), background 0.2s ease, border-color 0.2s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-soft));
  color: #fff;
}
.btn-ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--ink);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

/* —— Hero (one composition) —— */
.hero {
  position: relative;
  padding: clamp(2.5rem, 6vw, 4.5rem) 0 clamp(3rem, 7vw, 5rem);
  overflow: hidden;
}
.hero-plane {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(120deg, transparent 40%, rgba(255, 255, 255, 0.35) 50%, transparent 60%),
    url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23f38020' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}
.hero-inner {
  position: relative;
  display: grid;
  gap: 1.15rem;
  max-width: 48rem;
}
.brand-hero {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 7vw, 4.2rem);
  font-weight: 700;
  letter-spacing: -0.045em;
  line-height: 0.98;
  animation: rise 0.8s var(--ease) both;
}
.brand-hero em {
  font-style: normal;
  color: var(--accent);
}
.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2.4vw, 1.45rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--ink-soft);
  max-width: 40rem;
  animation: rise 0.8s var(--ease) 0.08s both;
}
.hero p.lead {
  color: var(--muted);
  font-size: 1.02rem;
  max-width: 44rem;
  line-height: 1.6;
  animation: rise 0.8s var(--ease) 0.14s both;
}
.hero-love {
  font-size: 0.98rem;
  color: var(--ink-soft);
  max-width: 40rem;
  font-weight: 600;
  animation: rise 0.8s var(--ease) 0.18s both;
}
.hero-love .heart {
  color: #e11d48;
  font-size: 1.1em;
  margin-left: 0.15rem;
}
.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 0.35rem;
  animation: rise 0.8s var(--ease) 0.2s both;
}

@keyframes rise {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: none; }
}

/* —— Cycle strip —— */
.cycle {
  padding: 0 0 3.5rem;
}
.cycle-track {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.75rem;
  position: relative;
}
.cycle-track::before {
  content: "";
  position: absolute;
  top: 1.35rem;
  left: 8%;
  right: 8%;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--ok));
  opacity: 0.35;
  z-index: 0;
}
.cycle-step {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 0.25rem;
}
.cycle-num {
  width: 2.7rem;
  height: 2.7rem;
  margin: 0 auto 0.65rem;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  color: #fff;
  background: linear-gradient(145deg, var(--accent), #d96510);
  box-shadow: 0 8px 20px rgba(243, 128, 32, 0.28);
}
.cycle-step:nth-child(4) .cycle-num {
  background: linear-gradient(145deg, var(--ok), #0f766e);
  box-shadow: 0 8px 20px rgba(13, 148, 136, 0.25);
}
.cycle-step h3 {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.2rem;
}
.cycle-step p {
  font-size: 0.8rem;
  color: var(--muted);
}

@media (max-width: 720px) {
  .cycle-track {
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem 0.75rem;
  }
  .cycle-track::before { display: none; }
  .nav-links a:not(.pill) { display: none; }
}

/* —— Sections —— */
section.block {
  padding: 2.75rem 0;
}
.block-head {
  margin-bottom: 1.5rem;
  max-width: 36rem;
}
.eyebrow {
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.45rem;
}
.block-head h2 {
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 3vw, 1.9rem);
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 0.4rem;
}
.block-head p { color: var(--muted); }

.now-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}
.now-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.55rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 253, 249, 0.7);
  font-size: 0.88rem;
  font-weight: 600;
  transition: border-color 0.2s ease, transform 0.25s var(--ease);
}
.now-chip:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}
.now-chip i {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--ok);
  display: block;
}

/* —— Upcoming modules (interaction list, not hero cards) —— */
.modules {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}
.module {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 1rem 1.25rem;
  align-items: start;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--line);
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.5s var(--ease), transform 0.5s var(--ease);
}
.module.is-in { opacity: 1; transform: none; }
.module-idx {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--accent);
  padding-top: 0.2rem;
}
.module h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: -0.02em;
  margin-bottom: 0.25rem;
}
.module p {
  color: var(--muted);
  font-size: 0.92rem;
  max-width: 42rem;
}
.module-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-top: 0.55rem;
}
.tag {
  font-size: 0.72rem;
  font-weight: 650;
  padding: 0.2rem 0.5rem;
  border-radius: 6px;
  background: rgba(15, 23, 42, 0.05);
  color: var(--ink-soft);
}
.tag.phase-source { background: rgba(14, 165, 233, 0.12); color: #0369a1; }
.tag.phase-understand { background: rgba(124, 58, 237, 0.1); color: #6d28d9; }
.tag.phase-activity { background: var(--accent-dim); color: #c2410c; }
.tag.phase-trace { background: rgba(13, 148, 136, 0.12); color: #0f766e; }
.badge-soon {
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--soon);
  white-space: nowrap;
  padding-top: 0.25rem;
}

@media (max-width: 640px) {
  .module { grid-template-columns: auto 1fr; }
  .badge-soon { grid-column: 2; padding-top: 0; }
}

/* —— Promo banners: soft glow / hypnotic (Apple Music vibe, marca AdaptiveLearn) —— */
.promo-stack {
  display: grid;
  gap: 1.15rem;
  margin: 0 auto 3rem;
  justify-items: stretch;
  /* Un poco más estrechas que el header (--max: 1080px) */
  width: min(860px, calc(100% - 2.5rem));
}
.promo {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  width: 100%;
  margin: 0;
  padding: clamp(2rem, 4vw, 2.75rem) clamp(1.25rem, 3.5vw, 2.25rem) clamp(1.5rem, 3vw, 2rem);
  border-radius: 28px;
  color: #fff;
  text-align: center;
  display: grid;
  gap: 1rem;
  justify-items: center;
  box-sizing: border-box;
  border: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow:
    0 28px 60px rgba(15, 23, 42, 0.22),
    inset 0 1px 0 rgba(255, 255, 255, 0.22);
  transition: transform 0.45s var(--ease), box-shadow 0.45s var(--ease);
}
.promo:hover {
  transform: translateY(-3px);
  box-shadow:
    0 36px 70px rgba(15, 23, 42, 0.28),
    inset 0 1px 0 rgba(255, 255, 255, 0.28);
}
.promo-aura {
  position: absolute;
  inset: -20%;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 55% 48% at 50% 42%, rgba(255, 255, 255, 0.34), transparent 62%),
    radial-gradient(ellipse 80% 70% at 18% 90%, rgba(255, 255, 255, 0.08), transparent 55%),
    radial-gradient(ellipse 70% 60% at 88% 12%, rgba(255, 255, 255, 0.1), transparent 50%);
  animation: promo-breathe 7.5s ease-in-out infinite alternate;
}
@keyframes promo-breathe {
  from { transform: scale(1) translateY(0); opacity: 0.85; }
  to { transform: scale(1.06) translateY(-2%); opacity: 1; }
}
.promo > *:not(.promo-aura) { position: relative; z-index: 1; }

.promo--studio {
  background:
    radial-gradient(ellipse 70% 55% at 50% 38%, rgba(255, 196, 140, 0.55), transparent 58%),
    radial-gradient(ellipse 90% 80% at 50% 100%, rgba(120, 40, 10, 0.55), transparent 60%),
    linear-gradient(155deg, #ff9f4a 0%, #f38020 28%, #d45a12 58%, #8b2e0a 100%);
}
.promo--ttm {
  background:
    radial-gradient(ellipse 70% 55% at 50% 38%, rgba(167, 243, 208, 0.42), transparent 58%),
    radial-gradient(ellipse 90% 80% at 50% 100%, rgba(6, 60, 55, 0.55), transparent 60%),
    linear-gradient(155deg, #2dd4bf 0%, #14b8a6 30%, #0d9488 58%, #0f3f3c 100%);
}
.promo--pymood {
  background:
    radial-gradient(ellipse 70% 55% at 50% 38%, rgba(186, 230, 253, 0.45), transparent 58%),
    radial-gradient(ellipse 90% 80% at 50% 100%, rgba(12, 45, 80, 0.55), transparent 60%),
    linear-gradient(155deg, #38bdf8 0%, #0ea5e9 30%, #0284c7 58%, #0c4a6e 100%);
}
.promo--plug {
  background:
    radial-gradient(ellipse 70% 55% at 50% 38%, rgba(254, 215, 170, 0.48), transparent 58%),
    radial-gradient(ellipse 90% 80% at 50% 100%, rgba(90, 30, 10, 0.55), transparent 60%),
    linear-gradient(155deg, #fb923c 0%, #f97316 30%, #ea580c 58%, #7c2d12 100%);
}

.promo-kicker {
  font-size: clamp(0.95rem, 2.2vw, 1.05rem);
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: 0.01em;
  color: rgba(255, 255, 255, 0.92);
  text-shadow: 0 1px 12px rgba(0, 0, 0, 0.18);
  max-width: 34rem;
  margin: 0;
}
.promo-brand {
  margin: 0.35rem 0 0.15rem;
  line-height: 1;
}
.promo-brand-glow {
  display: inline-block;
  font-family: var(--font-display);
  font-size: clamp(2.35rem, 7vw, 3.6rem);
  font-weight: 700;
  letter-spacing: -0.045em;
  line-height: 1;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 1) 0%,
    rgba(255, 255, 255, 0.92) 42%,
    rgba(255, 255, 255, 0.72) 100%
  );
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter:
    drop-shadow(0 2px 0 rgba(255, 255, 255, 0.35))
    drop-shadow(0 14px 28px rgba(0, 0, 0, 0.28));
}
.promo-desc {
  font-size: clamp(0.95rem, 2vw, 1.05rem);
  line-height: 1.5;
  font-weight: 450;
  color: rgba(255, 255, 255, 0.9);
  text-shadow: 0 1px 10px rgba(0, 0, 0, 0.16);
  max-width: 36rem;
  margin: 0;
}
.promo-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.65rem;
  width: 100%;
  max-width: 36rem;
  margin: 0.55rem 0 0.25rem;
}
.promo-stat {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.22), rgba(255, 255, 255, 0.08));
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 16px;
  padding: 0.8rem 0.55rem;
  display: grid;
  gap: 0.2rem;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.25);
}
.promo-stat strong {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 3vw, 1.55rem);
  letter-spacing: -0.03em;
  line-height: 1.1;
  color: #fff;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.2);
}
.promo-stat span {
  font-size: 0.7rem;
  line-height: 1.3;
  color: rgba(255, 255, 255, 0.88);
}
.promo-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 0.55rem;
  min-width: 12.5rem;
  padding: 0.9rem 1.6rem;
  border-radius: 999px;
  background: linear-gradient(180deg, #ffffff 0%, #f3f4f6 100%);
  color: #111827;
  font-weight: 800;
  font-size: 1.05rem;
  letter-spacing: -0.015em;
  box-shadow:
    0 10px 28px rgba(0, 0, 0, 0.22),
    inset 0 1px 0 rgba(255, 255, 255, 0.95);
  transition: transform 0.25s var(--ease), box-shadow 0.25s ease, filter 0.2s ease;
}
.promo-cta:hover {
  transform: translateY(-2px) scale(1.02);
  filter: brightness(1.04);
  box-shadow: 0 16px 34px rgba(0, 0, 0, 0.28);
}
.promo-price {
  margin: 0;
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  color: rgba(255, 255, 255, 0.88);
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.15);
}

@media (min-width: 720px) {
  .promo-stats { grid-template-columns: repeat(4, 1fr); max-width: 42rem; }
  .promo-kicker, .promo-desc { max-width: 40rem; }
}

@media (prefers-reduced-motion: reduce) {
  .promo-aura { animation: none; }
  .promo, .promo-cta { transition: none; }
}

/* legacy .cta kept for safety */
.cta {
  margin: 1rem auto 3.5rem;
  padding: clamp(2rem, 5vw, 3rem);
  border-radius: 20px;
  background:
    radial-gradient(600px 280px at 90% 0%, rgba(243, 128, 32, 0.35), transparent 60%),
    linear-gradient(145deg, var(--night), var(--night-2));
  color: #f8fafc;
  display: grid;
  gap: 1rem;
  justify-items: center;
  text-align: center;
  width: 100%;
  max-width: 52rem;
  box-sizing: border-box;
}
.cta h2 {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 3vw, 1.85rem);
  letter-spacing: -0.03em;
  max-width: 28rem;
  margin-inline: auto;
}
.cta p {
  color: #94a3b8;
  max-width: 36rem;
  margin-inline: auto;
}
.cta .hero-cta { justify-content: center; }
.cta .hero-cta .btn-ghost {
  border-color: rgba(255, 255, 255, 0.2);
  color: #fff;
}

footer {
  padding: 1.5rem 0 2.5rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.85rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem;
}
footer a:hover { color: var(--accent); }