:root {
  --brand: #7a1fa2;
  --brand-deep: #4a0f66;
  --accent: #ffc20e;
  --on-accent: #3a0b52;
  --allies: #137766;
  --ink: #1a1d24;
  --ink-soft: #4a4f5c;
  --bg: #f6f6f2;
  --surface: #ffffff;
  --surface-2: #efe9f3;
  --border: #ddd8e2;
  --link: #7a1fa2;
  --shadow: 0 6px 24px rgba(58, 11, 82, 0.1);
  --radius: 20px;
  --font-head: 'Sora', system-ui, sans-serif;
  --font-body: 'Manrope', system-ui, sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) {
    --ink: #f1eff5;
    --ink-soft: #c3bfce;
    --bg: #14121a;
    --surface: #1e1b26;
    --surface-2: #2a2335;
    --border: #3a3445;
    --link: #d9a3f0;
    --allies: #3fc2a8;
    --shadow: 0 6px 24px rgba(0, 0, 0, 0.45);
    color-scheme: dark;
  }
}
:root[data-theme='dark'] {
  --ink: #f1eff5;
  --ink-soft: #c3bfce;
  --bg: #14121a;
  --surface: #1e1b26;
  --surface-2: #2a2335;
  --border: #3a3445;
  --link: #d9a3f0;
  --allies: #3fc2a8;
  --shadow: 0 6px 24px rgba(0, 0, 0, 0.45);
  color-scheme: dark;
}
*,
*::before,
*::after {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 72px;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-text-size-adjust: 100%;
}
img,
svg {
  max-width: 100%;
  display: block;
}
h1,
h2,
h3 {
  font-family: var(--font-head);
  line-height: 1.2;
  margin: 0 0 0.5em;
  font-weight: 600;
}
h1 {
  font-size: clamp(1.6rem, 6.4vw, 2.9rem);
  font-weight: 700;
}
h2 {
  font-size: clamp(1.45rem, 4.5vw, 2.1rem);
}
h3 {
  font-size: 1.1rem;
}
p {
  margin: 0 0 1em;
}
a {
  color: var(--link);
}
:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
  /* Anillo oscuro interior: el amarillo solo no llega a 3:1 sobre fondos claros */
  box-shadow: 0 0 0 2px var(--brand-deep);
  border-radius: 6px;
}
.hero :focus-visible,
.site-header :focus-visible,
.closing :focus-visible {
  outline-color: var(--accent);
}
.wrap {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 16px;
}
.skip {
  position: absolute;
  left: 16px;
  top: -80px;
  background: var(--accent);
  color: var(--on-accent);
  padding: 10px 16px;
  border-radius: 10px;
  font-weight: 700;
  z-index: 100;
}
.skip:focus {
  top: 8px;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* Header */
.site-header {
  background: var(--brand);
  color: #fff;
  position: sticky;
  top: 0;
  z-index: 50;
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 56px;
}
.logo img {
  height: 38px;
  width: auto;
}
.site-nav {
  display: none;
  gap: 20px;
}
.site-nav a {
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
}
.site-nav a:hover {
  text-decoration: underline;
}
.theme-btn {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255, 255, 255, 0.7);
  border-radius: 999px;
  min-width: 44px;
  min-height: 44px;
  padding: 0 12px;
  font: 600 0.85rem var(--font-body);
  cursor: pointer;
}
.theme-btn[hidden] {
  display: none;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 10px 22px;
  border-radius: 999px;
  font: 700 1rem var(--font-body);
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease;
}
.btn svg {
  width: 20px;
  height: 20px;
  flex: none;
}
.btn:hover {
  transform: translateY(-1px);
}
.btn-primary {
  background: var(--accent);
  color: var(--on-accent);
  border-color: var(--accent);
}
.btn-secondary {
  background: transparent;
  color: #fff;
  border-color: #fff;
}
.on-light .btn-secondary,
.btn-secondary.on-light {
  color: var(--link);
  border-color: var(--link);
}
.cta-row {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.cta-note {
  font-size: 0.85rem;
  margin: 6px 0 0;
  opacity: 0.95;
}

/* Hero */
.hero {
  background: linear-gradient(160deg, var(--brand) 0%, var(--brand-deep) 100%);
  color: #fff;
  padding: 20px 0 28px;
}
.hero-grid {
  display: grid;
  gap: 16px;
}
.hero .lead {
  font-size: 1.02rem;
  margin-bottom: 14px;
}
.hero-art {
  display: flex;
  align-items: center;
  gap: 12px;
}
.hero-art img {
  border-radius: 50%;
  border: 3px solid var(--accent);
  background: #fff;
  width: 48px;
  height: 48px;
}
.hero-art .pair {
  display: flex;
  flex: none;
  gap: 10px;
  align-items: center;
}
.hero-art .pair img {
  flex: none;
}
.hero-art span {
  font-size: 0.85rem;
}
.hero .wallet-line {
  font-weight: 600;
  margin: 8px 0 0;
  font-size: 0.9rem;
}
.eyebrow {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--link);
  margin-bottom: 8px;
}
.hero .eyebrow {
  color: var(--accent);
  margin-bottom: 4px;
}

/* Sections */
section.block {
  padding: 48px 0;
}
.alt {
  background: var(--surface-2);
}
.lede {
  color: var(--ink-soft);
  max-width: 62ch;
}
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
}
.grid {
  display: grid;
  gap: 16px;
  margin-top: 20px;
}
.puente {
  margin-top: 20px;
  width: 100%;
  max-width: 760px;
  height: auto;
  border-radius: var(--radius);
  background: #f6f6f2;
  border: 1px solid var(--border);
}
.step-num {
  display: inline-grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--brand);
  color: #fff;
  font: 700 0.95rem var(--font-head);
  margin-bottom: 10px;
}
.icon {
  width: 32px;
  height: 32px;
  margin-bottom: 10px;
}
.ico {
  width: 32px;
  height: 32px;
  flex: none;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) .ico {
    filter: invert(1);
  }
}
:root[data-theme='dark'] .ico {
  filter: invert(1);
}

/* Scenario selector */
.scenarios {
  display: grid;
  gap: 12px;
  margin-top: 20px;
}
.scn-btn,
.sub-btn {
  text-align: left;
  width: 100%;
  background: var(--surface);
  color: var(--ink);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
  font: 700 1.02rem var(--font-head);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 56px;
}
.scn-btn[aria-expanded='true'],
.sub-btn[aria-expanded='true'] {
  border-color: var(--brand);
  box-shadow: 0 0 0 2px var(--brand) inset;
}
.scn-btn .chev,
.sub-btn .chev {
  margin-left: auto;
  width: 20px;
  height: 20px;
  transition: transform 0.2s ease;
}
[aria-expanded='true'] > .chev {
  transform: rotate(180deg);
}
.panel {
  margin-top: 12px;
}
.panel[hidden] {
  display: none;
}
.subs {
  display: grid;
  gap: 10px;
  margin: 12px 0;
}
.sub-btn {
  font-size: 0.98rem;
  padding: 12px 14px;
  min-height: 52px;
}
.story-mini {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  margin: 12px 0;
}
.story-mini p {
  margin: 0;
}
.avatar {
  border-radius: 50%;
  flex: none;
  background: var(--surface-2);
  width: 72px;
  height: 72px;
}
.nota {
  font-size: 0.82rem;
  color: var(--ink-soft);
  font-style: italic;
  margin: 10px 0 0;
}

/* Stories */
.story {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.story header {
  display: flex;
  gap: 14px;
  align-items: center;
}
.story .avatar {
  width: 80px;
  height: 80px;
}
.story h3 {
  margin: 0;
}
.role {
  margin: 0;
  font-size: 0.88rem;
  color: var(--ink-soft);
}
.tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 2px 10px;
  border-radius: 999px;
  background: var(--surface-2);
  color: var(--link);
  border: 1px solid var(--border);
  margin-top: 4px;
}
.story h4 {
  font: 700 0.8rem var(--font-body);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin: 8px 0 2px;
  color: var(--link);
}
.story p {
  margin: 0;
}
.story .con {
  border-left: 4px solid var(--accent);
  padding-left: 12px;
}

/* Steps / trust */
.trust-list {
  list-style: none;
  padding: 0;
  margin: 16px 0 0;
  display: grid;
  gap: 12px;
}
.allies {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 16px;
}
.ally {
  font: 700 1.15rem var(--font-head);
  color: var(--allies);
  border: 2px solid var(--allies);
  border-radius: 14px;
  padding: 8px 18px;
  background: var(--surface);
}
.test-flag {
  background: var(--surface-2);
  border: 1px dashed var(--link);
  border-radius: 14px;
  padding: 10px 14px;
  font-size: 0.9rem;
  margin-top: 14px;
}
details {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 0 16px;
  margin-top: 10px;
}
summary {
  cursor: pointer;
  font-weight: 700;
  padding: 14px 0;
  min-height: 44px;
}
details[open] summary {
  border-bottom: 1px solid var(--border);
  margin-bottom: 10px;
}
details p {
  margin-bottom: 14px;
}

/* Closing */
.closing {
  background: linear-gradient(160deg, var(--brand) 0%, var(--brand-deep) 100%);
  color: #fff;
  padding: 48px 0 24px;
}
.foot {
  padding: 0 0 100px;
}
.closing details {
  color: var(--ink);
}
.closing .lede {
  color: #fff;
}
.closing a:not(.btn) {
  color: #fff;
}
.foot {
  padding-top: 24px;
  background: var(--brand);
}
.closing .logo img {
  height: 44px;
  margin: 0 0 8px;
}
.fine {
  font-size: 0.82rem;
  opacity: 0.95;
}

/* Sticky bar mobile */
.sticky-bar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 60;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  padding: 8px 10px calc(8px + env(safe-area-inset-bottom));
  background: var(--brand-deep);
  border-top: 1px solid rgba(255, 255, 255, 0.25);
}
.sticky-bar .btn {
  min-height: 44px;
  padding: 6px 8px;
  font-size: 0.82rem;
  gap: 6px;
  text-align: center;
  line-height: 1.15;
}
.sticky-bar .btn svg {
  width: 18px;
  height: 18px;
}

@media (min-width: 768px) {
  .sticky-bar {
    display: none;
  }
  .closing {
    padding-bottom: 56px;
  }
  .site-nav {
    display: flex;
  }
  section.block {
    padding: 72px 0;
  }
  .hero {
    padding: 56px 0 64px;
  }
  .hero-grid {
    grid-template-columns: 1.3fr 1fr;
    align-items: center;
    gap: 40px;
  }
  .hero-art {
    flex-direction: column;
    align-items: flex-start;
  }
  .hero-art img {
    width: 120px;
    height: 120px;
  }
  .cta-row {
    flex-direction: row;
    flex-wrap: wrap;
  }
  .grid.cols-3 {
    grid-template-columns: repeat(3, 1fr);
  }
  .trust-list {
    grid-template-columns: repeat(3, 1fr);
  }
  .grid.cols-2 {
    grid-template-columns: repeat(2, 1fr);
  }
  .scenarios {
    grid-template-columns: 1fr 1fr;
  }
  .panels {
    margin-top: 8px;
  }
  .subs {
    grid-template-columns: 1fr 1fr;
  }
}
@media (min-width: 1024px) {
  .grid.stories {
    grid-template-columns: repeat(3, 1fr);
  }
}
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}