/* Layout: columna central de 1120px; fichas en dos columnas (contenido + panel "Datos clave" fijo). */
:root{
  --bg:#08090f; --surface:#10121b; --surface-2:#171a27; --line:#252a3a;
  --fg:#f3f5fa; --muted:#9aa3b8; --accent:#3b7bff; --accent-2:#06d6c7;
  --accent-ink:#ffffff; --pending:#f5b84a; --pending-bg:rgba(245,184,74,.10);
  --ok:#3ccf91; --err:#ff6b6b;
  --grad:linear-gradient(135deg,#2563ff 0%,#06d6c7 100%);
  --f-display:"Bricolage Grotesque",ui-sans-serif,system-ui,sans-serif;
  --f-body:"Plus Jakarta Sans",ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;
  --r:14px; --wrap:1120px;
  color-scheme:dark;
}
@media (prefers-color-scheme: light){
  :root:not([data-theme="dark"]){
    --bg:#f5f7fb; --surface:#ffffff; --surface-2:#eef1f7; --line:#dbe0ea;
    --fg:#0d1222; --muted:#55607a; --accent:#1f55e6; --accent-2:#039e93;
    --pending:#9a5b00; --pending-bg:rgba(214,140,20,.10); --ok:#11845a; --err:#c62f2f;
    --grad:linear-gradient(135deg,#1f55e6 0%,#03a99d 100%);
    color-scheme:light;
  }
}
:root[data-theme="light"]{
  --bg:#f5f7fb; --surface:#ffffff; --surface-2:#eef1f7; --line:#dbe0ea;
  --fg:#0d1222; --muted:#55607a; --accent:#1f55e6; --accent-2:#039e93;
  --pending:#9a5b00; --pending-bg:rgba(214,140,20,.10); --ok:#11845a; --err:#c62f2f;
  --grad:linear-gradient(135deg,#1f55e6 0%,#03a99d 100%);
  color-scheme:light;
}

*,*::before,*::after{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}
body{margin:0;background:var(--bg);color:var(--fg);font-family:var(--f-body);font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
:focus-visible{outline:2px solid var(--accent-2);outline-offset:3px;border-radius:6px}
.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:20px}
h1,h2,h3{font-family:var(--f-display);line-height:1.08;letter-spacing:-.02em;text-wrap:balance;margin:0}
h1{font-size:clamp(2.2rem,5.2vw,3.9rem);font-weight:800}
h2{font-size:clamp(1.6rem,3vw,2.3rem);font-weight:750}
h3{font-size:1.15rem;font-weight:700;letter-spacing:-.01em}
p{margin:0}
.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.eyebrow{font-size:.74rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.lead{font-size:1.12rem;color:var(--muted);max-width:60ch}
.muted{color:var(--muted)}
.skip{position:absolute;left:-999px;top:8px;background:var(--surface);padding:8px 12px;border-radius:8px;z-index:100}
.skip:focus{left:12px}

/* Header */
.site-header{position:sticky;top:env(safe-area-inset-top,0px);z-index:40;background:color-mix(in srgb,var(--bg) 86%,transparent);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;gap:20px;min-height:68px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;margin-right:auto}
.brand svg{width:28px;height:28px;flex:none}
.brand b{font-family:var(--f-display);font-size:1.06rem;line-height:1;display:block;white-space:nowrap}
.brand small{font-size:.72rem;color:var(--muted);font-weight:600;letter-spacing:.06em}
.nav{display:flex;gap:4px;align-items:center}
.nav a{text-decoration:none;font-weight:600;font-size:.93rem;color:var(--muted);padding:8px 12px;border-radius:10px}
.nav a:hover,.nav a[aria-current="page"]{color:var(--fg);background:var(--surface-2)}
.icon-btn{width:40px;height:40px;border-radius:12px;border:1px solid var(--line);background:transparent;color:var(--fg);display:grid;place-items:center;cursor:pointer}
.icon-btn svg{width:18px;height:18px}
.menu-btn{display:none}
@media (max-width:820px){
  .nav{display:none;position:absolute;left:0;right:0;top:100%;flex-direction:column;align-items:stretch;padding:12px 20px 18px;background:var(--bg);border-bottom:1px solid var(--line)}
  .nav.open{display:flex}
  .menu-btn{display:grid}
  .site-header .header-cta{display:none}
  .brand small{display:none}
}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font:700 .95rem/1 var(--f-body);text-decoration:none;padding:14px 22px;border-radius:12px;border:1px solid transparent;cursor:pointer;transition:transform .15s ease,filter .15s ease}
.btn:hover{transform:translateY(-1px);filter:brightness(1.08)}
.btn-primary{background:var(--grad);color:var(--accent-ink);box-shadow:0 10px 30px -12px color-mix(in srgb,var(--accent) 70%,transparent)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--fg)}
.btn-sm{padding:10px 16px;font-size:.88rem}
.btn svg{width:18px;height:18px}
.btn[aria-disabled="true"]{opacity:.55;pointer-events:none}

/* Pending chip */
.pd{display:inline-flex;align-items:center;gap:6px;font-size:.8rem;font-weight:700;color:var(--pending);background:var(--pending-bg);border:1px dashed color-mix(in srgb,var(--pending) 60%,transparent);border-radius:999px;padding:2px 10px;white-space:nowrap}
.pd::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor}
.tag{font-size:.78rem;font-weight:700;padding:5px 11px;border-radius:999px;background:var(--surface-2);border:1px solid var(--line);color:var(--fg)}
.tags{display:flex;flex-wrap:wrap;gap:8px}

/* Sections */
section{padding-block:72px}
.section-head{display:grid;gap:12px;margin-bottom:36px;max-width:68ch}
.crumbs{font-size:.86rem;color:var(--muted);display:flex;gap:8px;flex-wrap:wrap}
.crumbs a{text-decoration:none}.crumbs a:hover{color:var(--fg)}

/* Home hero */
.hero{padding-block:72px 56px}
.hero-grid{display:grid;grid-template-columns:1.25fr 1fr;gap:48px;align-items:center}
.hero-copy{display:grid;gap:22px;min-width:0}
.badge{justify-self:start;font-size:.76rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;border:1px solid var(--line);border-radius:999px;padding:7px 14px;display:inline-flex;gap:8px;align-items:center}
.badge i{width:8px;height:8px;border-radius:50%;background:var(--accent-2);box-shadow:0 0 0 4px color-mix(in srgb,var(--accent-2) 25%,transparent)}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.hero-card{border:1px solid var(--line);border-radius:22px;background:var(--surface);padding:24px;display:grid;gap:14px;min-width:0}
.hero-card h3{font-size:1rem}
.route{display:grid;gap:10px;margin:0;padding:0;list-style:none}
.route li{display:grid;grid-template-columns:40px 1fr;gap:12px;align-items:start;padding:12px;border-radius:12px;background:var(--surface-2)}
.route b{font-family:var(--f-display);font-size:1.05rem;width:40px;height:40px;border-radius:10px;display:grid;place-items:center;background:var(--bg);border:1px solid var(--line)}
.route span{font-size:.92rem;color:var(--muted)}
.route strong{display:block;color:var(--fg);font-size:.98rem}
@media (max-width:900px){.hero-grid{grid-template-columns:1fr}}

/* Facts strip */
.facts{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.facts div{padding:20px 22px;border-right:1px solid var(--line);display:grid;gap:2px}
.facts div:last-child{border-right:0}
.facts b{font-family:var(--f-display);font-size:1.7rem;line-height:1.1}
.facts span{font-size:.88rem;color:var(--muted)}
@media (max-width:760px){.facts{grid-template-columns:1fr 1fr}.facts div:nth-child(2){border-right:0}.facts div:nth-child(-n+2){border-bottom:1px solid var(--line)}}

/* Program cards */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media (max-width:980px){.cards{grid-template-columns:repeat(2,1fr)}}
@media (max-width:620px){.cards{grid-template-columns:1fr}}
.card{display:flex;flex-direction:column;gap:14px;padding:24px;border-radius:18px;background:var(--surface);border:1px solid var(--line);text-decoration:none;transition:border-color .2s ease,transform .2s ease;min-width:0}
.card:hover{border-color:color-mix(in srgb,var(--accent) 55%,var(--line));transform:translateY(-2px)}
.card-top{display:flex;justify-content:space-between;align-items:center;gap:10px}
.card-top .eyebrow{color:var(--accent-2)}
.weeks{font-size:.82rem;font-weight:700;color:var(--muted);font-variant-numeric:tabular-nums}
.card p{color:var(--muted);font-size:.95rem}
.card .more svg{width:18px;height:18px;flex:none}
.card .more{margin-top:auto;font-weight:700;font-size:.92rem;display:inline-flex;gap:6px;align-items:center;color:var(--fg)}
.weekbar{display:grid;gap:3px}
.weekbar i{height:6px;border-radius:3px;background:var(--line)}
.weekbar i.on{background:var(--grad)}

/* About */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.panel{padding:26px;border-radius:18px;background:var(--surface);border:1px solid var(--line);display:grid;gap:10px;align-content:start;min-width:0}
.values{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:18px}
.values div{display:grid;gap:6px;padding-top:16px;border-top:2px solid var(--line)}
.values p{color:var(--muted);font-size:.93rem}
@media (max-width:860px){.about-grid{grid-template-columns:1fr}.values{grid-template-columns:1fr 1fr}}
@media (max-width:480px){.values{grid-template-columns:1fr}}

/* Program page */
.prog-hero{padding-block:48px 40px;border-bottom:1px solid var(--line)}
.prog-hero .wrap{display:grid;gap:18px}
.prog-layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:48px;align-items:start;padding-block:48px 72px}
.prog-main{display:grid;gap:56px;min-width:0}
.prog-main > div{display:grid;gap:18px}
.keyfacts{position:sticky;top:calc(env(safe-area-inset-top,0px) + 88px);border:1px solid var(--line);border-radius:18px;background:var(--surface);padding:22px;display:grid;gap:16px}
.keyfacts dl{margin:0;display:grid;gap:0}
.keyfacts dl div{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:11px 0;border-bottom:1px solid var(--line)}
.keyfacts dl div:last-child{border-bottom:0}
.keyfacts dt{color:var(--muted);font-size:.9rem}
.keyfacts dd{margin:0;font-weight:700;text-align:right;font-variant-numeric:tabular-nums}
.keyfacts .btn{width:100%}
.keyfacts .note{font-size:.8rem;color:var(--muted)}
@media (max-width:960px){.prog-layout{grid-template-columns:1fr}.keyfacts{position:static;order:-1}}

.two{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media (max-width:700px){.two{grid-template-columns:1fr}}
.list{margin:0;padding:0;list-style:none;display:grid;gap:10px}
.list li{display:grid;grid-template-columns:20px 1fr;gap:10px;color:var(--muted)}
.list li::before{content:"";width:8px;height:8px;margin-top:9px;border-radius:2px;background:var(--accent-2)}

/* Syllabus timeline */
.calendar{display:grid;gap:6px}
.calendar-scale{display:grid;gap:4px;font-size:.72rem;color:var(--muted);font-variant-numeric:tabular-nums}
.calendar-scale span{text-align:center}
.mod{display:grid;grid-template-columns:150px minmax(0,1fr);gap:22px;padding:22px 0;border-top:1px solid var(--line)}
.mod:first-of-type{border-top:0}
.mod-when{display:grid;gap:8px;align-content:start}
.mod-when b{font-family:var(--f-display);font-size:1.02rem;font-variant-numeric:tabular-nums}
.mod-body{display:grid;gap:10px;min-width:0}
.mod-body ul{margin:0;padding-left:18px;color:var(--muted)}
@media (max-width:560px){.mod{grid-template-columns:1fr;gap:10px}}

.chips{display:flex;flex-wrap:wrap;gap:8px}
.chips span{font-size:.86rem;padding:7px 12px;border-radius:10px;background:var(--surface-2);border:1px solid var(--line)}

.teacher{display:grid;grid-template-columns:72px 1fr;gap:18px;align-items:center}
.avatar{width:72px;height:72px;border-radius:18px;background:var(--surface-2);border:1px dashed var(--line);display:grid;place-items:center;color:var(--muted)}
.avatar svg{width:30px;height:30px}

/* FAQ */
.faq{display:grid;gap:10px}
.faq details{border:1px solid var(--line);border-radius:14px;background:var(--surface);padding:0 18px}
.faq summary{cursor:pointer;list-style:none;padding:16px 0;font-weight:700;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--f-display);font-size:1.3rem;line-height:1;color:var(--muted)}
.faq details[open] summary::after{content:"–"}
.faq details > div{padding:0 0 18px;color:var(--muted)}

.cta-band{border:1px solid var(--line);border-radius:22px;padding:36px;background:
  radial-gradient(120% 140% at 100% 0%,color-mix(in srgb,var(--accent) 22%,transparent) 0%,transparent 55%),var(--surface);
  display:flex;flex-wrap:wrap;gap:24px;align-items:center;justify-content:space-between}
.cta-band > div{display:grid;gap:8px;max-width:58ch}

.others{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:12px}
.others a{padding:16px 18px;border-radius:14px;border:1px solid var(--line);text-decoration:none;display:grid;gap:4px;background:var(--surface)}
.others a:hover{border-color:color-mix(in srgb,var(--accent) 55%,var(--line))}
.others span{font-size:.82rem;color:var(--muted)}

/* Form */
.form-layout{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:40px;align-items:start;padding-block:40px 80px}
@media (max-width:960px){.form-layout{grid-template-columns:1fr}}
.form{border:1px solid var(--line);border-radius:20px;background:var(--surface);padding:28px;display:grid;gap:22px}
.form fieldset{border:0;padding:0;margin:0;display:grid;gap:16px}
.form legend{font-family:var(--f-display);font-weight:700;font-size:1.1rem;margin-bottom:4px;padding:0}
.row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.row-doc{grid-template-columns:150px 1fr}
@media (max-width:560px){.row,.row-doc{grid-template-columns:1fr}}
.field{display:grid;gap:6px;min-width:0}
.field label{font-weight:700;font-size:.9rem}
.field label small{font-weight:500;color:var(--muted)}
.field input,.field select{font:inherit;color:var(--fg);background:var(--bg);border:1px solid var(--line);border-radius:12px;padding:12px 14px;width:100%;min-width:0}
.field input:focus,.field select:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 25%,transparent)}
.field .err{display:none;color:var(--err);font-size:.84rem}
.field.invalid input,.field.invalid select{border-color:var(--err)}
.field.invalid .err{display:block}
.prefix{display:flex;align-items:stretch}
.prefix span{display:grid;place-items:center;padding:0 12px;border:1px solid var(--line);border-right:0;border-radius:12px 0 0 12px;background:var(--surface-2);font-weight:700;font-variant-numeric:tabular-nums}
.prefix input{border-radius:0 12px 12px 0}
.check{display:grid;grid-template-columns:22px 1fr;gap:10px;align-items:start;font-size:.92rem;color:var(--muted)}
.check input{width:18px;height:18px;margin-top:3px;accent-color:var(--accent)}
.check.invalid{color:var(--err)}
.hp{position:absolute!important;left:-10000px!important;width:1px;height:1px;overflow:hidden}
.form-status{border-radius:12px;padding:14px 16px;font-size:.93rem}
.form-status.error{background:color-mix(in srgb,var(--err) 12%,transparent);color:var(--err)}
.form-status.info{background:var(--pending-bg);color:var(--pending)}
.success{border:1px solid color-mix(in srgb,var(--ok) 45%,var(--line));border-radius:20px;background:var(--surface);padding:32px;display:grid;gap:14px}
.success .ok{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;background:color-mix(in srgb,var(--ok) 16%,transparent);color:var(--ok)}
.success .ok svg{width:26px;height:26px}
.aside{display:grid;gap:16px;position:sticky;top:calc(env(safe-area-inset-top,0px) + 88px)}
@media (max-width:960px){.aside{position:static}}

/* Prose (legal) */
.prose{max-width:72ch;display:grid;gap:16px;padding-block:40px 80px}
.prose h2{font-size:1.35rem;margin-top:18px}
.prose p,.prose li{color:var(--muted)}
.prose ul{margin:0;padding-left:20px;display:grid;gap:6px}
.draft{border:1px dashed color-mix(in srgb,var(--pending) 60%,transparent);background:var(--pending-bg);color:var(--pending);border-radius:12px;padding:14px 16px;font-size:.92rem}

/* Footer */
.site-footer{border-top:1px solid var(--line);padding-block:44px 96px;margin-top:24px}
.foot{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:28px}
.foot h3{font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-family:var(--f-body);margin-bottom:10px}
.foot ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.foot a{text-decoration:none;color:var(--muted)}.foot a:hover{color:var(--fg)}
.foot p{color:var(--muted);font-size:.93rem;max-width:42ch}
.legal-line{margin-top:32px;font-size:.84rem;color:var(--muted);display:flex;flex-wrap:wrap;gap:8px 18px;justify-content:space-between}
@media (max-width:760px){.foot{grid-template-columns:1fr}}

/* WhatsApp float */
.wa{position:fixed;right:18px;bottom:calc(18px + env(safe-area-inset-bottom,0px));z-index:50;display:flex;align-items:center;gap:10px;text-decoration:none;background:#1fae5b;color:#fff;font-weight:700;font-size:.92rem;padding:12px 16px 12px 12px;border-radius:999px;box-shadow:0 14px 34px -14px rgba(0,0,0,.55)}
.wa svg{width:26px;height:26px}
.wa:hover{filter:brightness(1.06)}
@media (max-width:520px){.wa span{display:none}.wa{padding:13px}}

/* Fase 2: etiqueta de programa piloto */
.pilot{justify-self:start;align-self:start;display:inline-flex;align-items:center;gap:6px;font-size:.76rem;font-weight:700;letter-spacing:.04em;color:var(--accent-2);background:color-mix(in srgb,var(--accent-2) 12%,transparent);border:1px solid color-mix(in srgb,var(--accent-2) 35%,transparent);border-radius:999px;padding:3px 10px;width:fit-content}
.pilot::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor}