/* Juan Antonio Emprende — sobrio, luminoso, profesional.
   Layout: texto arriba a la izquierda, Juan Antonio a la derecha, mucho aire. */
:root {
  --sky-top: #ccdef6;
  --sky: #dfeafa;
  --sky-deep: #b4cdec;
  --paper: #f6f9fe;
  --white: #ffffff;
  --navy: #102250;
  --navy-soft: #2b3d6b;
  --muted: #55658c;
  --line: #9db6dc;
  --rule: #d5e1f2;

  --serif: "Libre Caslon Text", "Georgia", "Times New Roman", serif;
  --sans: "Jost", "Avenir Next", "Segoe UI", "Helvetica Neue", Arial, sans-serif;

  --wrap: 1180px;
  --gutter: clamp(16px, 4vw, 40px);
  --radius: 4px;
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--navy);
  font-family: var(--sans);
  font-weight: 400;
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--serif); font-weight: 400; line-height: 1.12; margin: 0; text-wrap: balance; letter-spacing: -0.01em; }
h1 strong, h2 strong { font-weight: 700; }
p { margin: 0; }
:focus-visible { outline: 2px solid var(--navy); outline-offset: 3px; }

.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: var(--gutter); }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 20;
  background: color-mix(in srgb, var(--sky-top) 82%, transparent);
  backdrop-filter: saturate(140%) blur(10px);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s, background .2s;
}
.site-header.is-scrolled { border-bottom-color: var(--rule); background: color-mix(in srgb, var(--paper) 92%, transparent); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 76px; }

.logo { display: inline-flex; flex-direction: column; align-items: center; text-decoration: none; line-height: 1; }
.logo b { font-family: var(--serif); font-weight: 700; font-size: 1.45rem; letter-spacing: -0.02em; }
.logo span { font-family: var(--sans); font-weight: 400; font-size: .68rem; letter-spacing: .52em; margin-top: 4px; margin-right: -.52em; text-transform: none; }

.nav { display: flex; align-items: center; gap: clamp(14px, 2vw, 28px); }
.nav a { text-decoration: none; font-size: .95rem; color: var(--navy-soft); position: relative; padding-block: 6px; }
.nav a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: 0; height: 1px; background: var(--navy); transition: right .25s ease; }
.nav a:hover::after, .nav a[aria-current="page"]::after { right: 0; }
.nav .btn { padding: 10px 18px; color: var(--white); }
.nav .btn::after { display: none; }

.menu-toggle { display: none; background: none; border: 1px solid var(--line); border-radius: var(--radius); color: var(--navy); font: 500 .85rem var(--sans); letter-spacing: .08em; padding: 9px 14px; cursor: pointer; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--navy); color: var(--white);
  border: 1px solid var(--navy); border-radius: var(--radius);
  padding: 14px 24px; font: 500 1rem var(--sans); letter-spacing: .01em;
  text-decoration: none; cursor: pointer; transition: background .2s, color .2s, transform .2s;
}
.btn:hover { background: var(--navy-soft); }
.btn--ghost { background: transparent; color: var(--navy); }
.btn--ghost:hover { background: var(--white); }
.btn .kw { letter-spacing: .14em; font-weight: 500; }

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden;
  background: linear-gradient(180deg, var(--sky-top) 0%, var(--sky) 55%, var(--sky-deep) 100%);
}
.hero .wrap { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); align-items: end; gap: 24px; }
.hero-copy { padding-block: clamp(48px, 9vw, 120px) clamp(48px, 7vw, 96px); align-self: center; }
.hero h1 { font-size: clamp(2.4rem, 5.4vw, 4.4rem); }
.hero .rule { width: 140px; height: 1px; background: var(--navy-soft); margin-block: 32px 26px; opacity: .7; }
.hero .lead { font-size: clamp(1.15rem, 1.9vw, 1.45rem); font-weight: 300; color: var(--navy-soft); max-width: 26ch; line-height: 1.45; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 36px; }
.hero-photo { align-self: end; justify-self: end; width: 100%; max-width: 560px; }
.hero-photo img {
  width: 100%; height: auto;
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 20%, #000 84%, transparent 100%), linear-gradient(180deg, transparent 0%, #000 14%);
  -webkit-mask-composite: source-in; mask-composite: intersect;
  mask-image: linear-gradient(90deg, transparent 0%, #000 20%, #000 84%, transparent 100%), linear-gradient(180deg, transparent 0%, #000 14%);
}

/* ---------- Sections ---------- */
section { padding-block: clamp(64px, 9vw, 120px); }
.eyebrow { font-size: .78rem; letter-spacing: .22em; text-transform: uppercase; color: var(--muted); margin-bottom: 18px; display: block; }
.section-title { font-size: clamp(2rem, 3.6vw, 3rem); max-width: 22ch; }
.section-head { display: grid; gap: 18px; margin-bottom: clamp(36px, 5vw, 56px); }
.section-head p { max-width: 60ch; color: var(--navy-soft); font-weight: 300; font-size: 1.15rem; }
.alt { background: var(--white); }
.sky { background: linear-gradient(180deg, var(--sky) 0%, var(--sky-top) 100%); }

/* About */
.about { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr); gap: clamp(32px, 6vw, 96px); align-items: start; }
.about .prose { display: grid; gap: 18px; color: var(--navy-soft); max-width: 62ch; }
.about .prose p:first-child { font-family: var(--serif); font-size: 1.45rem; line-height: 1.4; color: var(--navy); }
.facts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0; margin-top: 40px; border-top: 1px solid var(--rule); }
.fact { padding: 22px 0; border-bottom: 1px solid var(--rule); display: grid; gap: 4px; }
.fact:nth-child(odd) { padding-right: 20px; border-right: 1px solid var(--rule); }
.fact:nth-child(even) { padding-left: 24px; }
.fact b { font-family: var(--serif); font-size: clamp(2.2rem, 4vw, 3rem); font-weight: 400; line-height: 1; font-variant-numeric: lining-nums tabular-nums; }
.fact span { color: var(--muted); font-size: .95rem; }
.quote { font-family: var(--serif); font-style: italic; font-size: clamp(1.4rem, 2.4vw, 1.9rem); line-height: 1.35; border-left: 1px solid var(--line); padding-left: 24px; }
.quote cite { display: block; font-family: var(--sans); font-style: normal; font-size: .9rem; color: var(--muted); margin-top: 16px; letter-spacing: .04em; }

/* Three doors */
.doors { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; border-top: 1px solid var(--navy); }
.door { padding: 32px 28px 36px 0; display: grid; gap: 14px; align-content: start; border-right: 1px solid var(--rule); }
.door + .door { padding-left: 28px; }
.door:last-child { border-right: 0; }
.door h3 { font-size: 1.75rem; }
.door p { color: var(--navy-soft); }
.door ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 8px; font-size: .97rem; color: var(--muted); }
.door li::before { content: "— "; color: var(--line); }
.door .link { margin-top: 6px; font-weight: 500; text-decoration: none; border-bottom: 1px solid var(--line); justify-self: start; padding-bottom: 2px; }
.door .link:hover { border-color: var(--navy); }

/* Opportunity teaser */
.opp { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(32px, 6vw, 80px); align-items: center; }
.opp-box { background: var(--white); border: 1px solid var(--rule); border-radius: var(--radius); padding: clamp(24px, 4vw, 40px); display: grid; gap: 0; }
.opp-row { display: grid; grid-template-columns: 11rem minmax(0, 1fr); gap: 16px; padding-block: 14px; border-bottom: 1px solid var(--rule); font-size: .98rem; }
.opp-row:last-child { border-bottom: 0; }
.opp-row dt { font-weight: 500; }
.opp-row dd { margin: 0; color: var(--navy-soft); }
.opp .copy { display: grid; gap: 20px; }
.opp .copy p { color: var(--navy-soft); max-width: 54ch; }

/* Blog */
.posts { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(20px, 3vw, 32px); }
.post { display: grid; grid-template-rows: auto auto 1fr auto; gap: 14px; padding-top: 22px; border-top: 1px solid var(--navy); }
.post .tag { font-size: .75rem; letter-spacing: .2em; text-transform: uppercase; color: var(--muted); }
.post h3 { font-size: 1.5rem; }
.post p { color: var(--navy-soft); font-size: .98rem; }
.post details summary { cursor: pointer; font-weight: 500; list-style: none; border-bottom: 1px solid var(--line); display: inline-block; padding-bottom: 2px; }
.post details summary::-webkit-details-marker { display: none; }
.post details[open] summary { margin-bottom: 14px; }
.post details .body { display: grid; gap: 12px; color: var(--navy-soft); font-size: .98rem; }

/* Guide */
.guide { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: clamp(28px, 5vw, 64px); align-items: center; background: var(--navy); color: var(--white); border-radius: var(--radius); padding: clamp(28px, 5vw, 56px); }
.guide h2 { font-size: clamp(1.8rem, 3vw, 2.4rem); }
.guide p { color: #c9d6ee; margin-top: 14px; max-width: 52ch; }
.guide ol { margin: 0; padding-left: 1.3em; display: grid; gap: 8px; color: #dfe8f7; font-size: .98rem; }
.guide .btn { background: var(--white); color: var(--navy); border-color: var(--white); margin-top: 26px; }
.guide .btn:hover { background: var(--sky-top); }

/* Contact */
.contact { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); gap: clamp(32px, 6vw, 80px); align-items: start; }
.channels { display: grid; gap: 0; margin-top: 32px; border-top: 1px solid var(--rule); }
.channel { display: grid; grid-template-columns: 7.5rem minmax(0, 1fr); gap: 12px; padding-block: 18px; border-bottom: 1px solid var(--rule); align-items: baseline; }
.channel span { font-size: .78rem; letter-spacing: .2em; text-transform: uppercase; color: var(--muted); }
.channel a { font-family: var(--serif); font-size: 1.3rem; text-decoration: none; overflow-wrap: anywhere; }
.channel a:hover { text-decoration: underline; text-underline-offset: 4px; text-decoration-thickness: 1px; }
form.card { background: var(--white); border: 1px solid var(--rule); border-radius: var(--radius); padding: clamp(24px, 4vw, 40px); display: grid; gap: 18px; }
.field { display: grid; gap: 6px; }
.field label { font-size: .88rem; font-weight: 500; }
.field input, .field textarea, .field select {
  font: inherit; color: var(--navy); background: var(--paper);
  border: 1px solid var(--rule); border-radius: var(--radius); padding: 12px 14px; width: 100%;
}
.field input:focus, .field textarea:focus, .field select:focus { outline: none; border-color: var(--navy); background: var(--white); }
.field textarea { min-height: 120px; resize: vertical; }
.form-note { font-size: .85rem; color: var(--muted); }
.form-status { font-size: .95rem; min-height: 1.4em; }

/* ---------- Opportunity page ---------- */
.page-hero { background: linear-gradient(180deg, var(--sky-top) 0%, var(--sky) 100%); padding-block: clamp(56px, 8vw, 110px) clamp(48px, 6vw, 80px); }
.page-hero h1 { font-size: clamp(2.3rem, 5vw, 4rem); max-width: 18ch; }
.page-hero .lead { margin-top: 24px; font-size: 1.25rem; font-weight: 300; color: var(--navy-soft); max-width: 56ch; }
.steps { counter-reset: step; display: grid; gap: 0; border-top: 1px solid var(--rule); }
.step { display: grid; grid-template-columns: 4rem minmax(0, 1fr); gap: 20px; padding-block: 26px; border-bottom: 1px solid var(--rule); }
.step::before { counter-increment: step; content: counter(step, decimal-leading-zero); font-family: var(--serif); font-size: 1.6rem; color: var(--line); line-height: 1.2; }
.step h3 { font-size: 1.45rem; margin-bottom: 8px; }
.step p { color: var(--navy-soft); max-width: 64ch; }
.two-col { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(24px, 4vw, 56px); }
.fit h3 { font-size: 1.6rem; margin-bottom: 18px; }
.fit ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 0; border-top: 1px solid var(--rule); }
.fit li { padding-block: 13px; border-bottom: 1px solid var(--rule); color: var(--navy-soft); }
.facts-table { width: 100%; border-collapse: collapse; font-size: .98rem; }
.table-scroll { overflow-x: auto; }
.facts-table th, .facts-table td { text-align: left; padding: 14px 16px 14px 0; border-bottom: 1px solid var(--rule); vertical-align: top; }
.facts-table th { font-weight: 500; width: 32%; }
.facts-table td { color: var(--navy-soft); }
.facts-table a { color: var(--muted); font-size: .85rem; }
.faq { display: grid; gap: 0; border-top: 1px solid var(--rule); }
.faq details { border-bottom: 1px solid var(--rule); padding-block: 18px; }
.faq summary { cursor: pointer; font-family: var(--serif); font-size: 1.3rem; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-family: var(--sans); font-weight: 300; color: var(--muted); }
.faq details[open] summary::after { content: "–"; }
.faq details p { margin-top: 12px; color: var(--navy-soft); max-width: 64ch; }

/* ---------- Footer ---------- */
.site-footer { background: var(--navy); color: #c9d6ee; padding-block: 56px 40px; font-size: .95rem; }
.site-footer .wrap { display: grid; gap: 32px; }
.footer-top { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 24px; align-items: center; }
.site-footer .logo { color: var(--white); }
.footer-nav { display: flex; flex-wrap: wrap; gap: 20px; }
.footer-nav a { text-decoration: none; color: #c9d6ee; }
.footer-nav a:hover { color: var(--white); }
.disclaimer { border-top: 1px solid rgba(201, 214, 238, .25); padding-top: 24px; font-size: .85rem; line-height: 1.6; color: #9fb2d6; max-width: 90ch; }

/* ---------- Motion ---------- */
@media (prefers-reduced-motion: no-preference) {
  .hero-copy > * { animation: rise .8s cubic-bezier(.2, .7, .2, 1) both; }
  .hero-copy > *:nth-child(2) { animation-delay: .08s; }
  .hero-copy > *:nth-child(3) { animation-delay: .16s; }
  .hero-copy > *:nth-child(4) { animation-delay: .24s; }
  .hero-photo { animation: fade 1.2s ease both .1s; }
}
@keyframes rise { from { transform: translateY(14px); opacity: .001; } to { transform: none; opacity: 1; } }
@keyframes fade { from { opacity: .001; } to { opacity: 1; } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .menu-toggle { display: inline-block; }
  .nav { display: none; position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 0; padding: 8px var(--gutter) 20px; background: var(--paper); border-bottom: 1px solid var(--rule); }
  .nav.is-open { display: flex; }
  .nav a { padding-block: 12px; border-bottom: 1px solid var(--rule); }
  .nav a::after { display: none; }
  .nav .btn { margin-top: 14px; justify-content: center; }
  .about, .opp, .contact, .guide, .two-col { grid-template-columns: minmax(0, 1fr); }
  .posts { grid-template-columns: minmax(0, 1fr); }
  .doors { grid-template-columns: minmax(0, 1fr); }
  .door, .door + .door { padding: 28px 0; border-right: 0; border-bottom: 1px solid var(--rule); }
}
@media (max-width: 760px) {
  .hero .wrap { grid-template-columns: minmax(0, 1fr); }
  .hero-copy { padding-bottom: 0; }
  .hero-photo { justify-self: center; max-width: 420px; margin-top: 8px; }
  .opp-row { grid-template-columns: minmax(0, 1fr); gap: 4px; }
  .channel { grid-template-columns: minmax(0, 1fr); gap: 2px; }
  .step { grid-template-columns: minmax(0, 1fr); gap: 6px; }
}
@media (max-width: 420px) {
  .facts { grid-template-columns: minmax(0, 1fr); }
  .fact:nth-child(odd) { border-right: 0; padding-right: 0; }
  .fact:nth-child(even) { padding-left: 0; }
}