/* Layout: banda oscura de marca arriba, secciones claras de lectura, acento naranja solo en acciones y prioridades */
:root{
  --petroleo:#0B2530; --noche:#02161D; --naranja:#FF8C32; --menta:#68B2A0; --blanco:#FFFFFF;
  --bg:#FFFFFF; --bg-alt:#F2F6F6; --fg:#0B2530; --fg-soft:#3E5862; --line:#D5E0E1;
  --card:#FFFFFF; --on-dark:#FFFFFF; --on-dark-soft:#A9BEC4; --chip-menta:#E3F2EE; --chip-naranja:#FFE9D6;
  --display:"Montserrat",system-ui,-apple-system,"Segoe UI",sans-serif;
  --body:"Inter",system-ui,-apple-system,"Segoe UI",sans-serif;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#071B23; --bg-alt:#0B2530; --fg:#E8F0F1; --fg-soft:#A9BEC4; --line:#1F3D48; --card:#0E2C38;
  --chip-menta:#173F3A; --chip-naranja:#4A2E14; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#071B23; --bg-alt:#0B2530; --fg:#E8F0F1; --fg-soft:#A9BEC4; --line:#1F3D48; --card:#0E2C38;
  --chip-menta:#173F3A; --chip-naranja:#4A2E14; color-scheme:dark}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{background:var(--bg);color:var(--fg);font-family:var(--body);font-size:16px;line-height:1.6}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:10;background:var(--noche)}
.wrap{max-width:1120px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
h1,h2,h3{font-family:var(--display);text-wrap:balance;margin:0;line-height:1.15}
p{margin:0}
a{color:inherit}
:focus-visible{outline:3px solid var(--naranja);outline-offset:3px;border-radius:4px}
.eyebrow{font-family:var(--display);font-weight:600;font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--menta)}

/* Nav */
header.nav{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:var(--noche);color:var(--on-dark);border-bottom:1px solid #12313C}
.nav .wrap{display:flex;align-items:center;gap:24px;padding-block:12px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;flex-shrink:0}
.brand img{height:30px;width:auto;display:block}
.brand span{font-family:var(--display);font-weight:800;font-size:.95rem;letter-spacing:.02em}
.brand span b{font-weight:500}
.nav nav{display:flex;gap:22px;margin-left:auto;font-size:.92rem}
.nav nav a{text-decoration:none;color:var(--on-dark-soft)}
.nav nav a:hover{color:var(--on-dark)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:var(--display);font-weight:700;font-size:.92rem;text-decoration:none;border-radius:6px;padding:12px 20px;border:2px solid transparent;cursor:pointer;transition:background .15s,color .15s}
.btn-primary{background:var(--naranja);color:var(--petroleo)}
.btn-primary:hover{background:#FFA35A}
.btn-ghost{border-color:#3A5A66;color:var(--on-dark)}
.btn-ghost:hover{border-color:var(--on-dark)}
.nav .btn{padding:8px 16px}
@media (max-width:820px){.nav nav{display:none}.nav .btn{margin-left:auto}}
@media (max-width:420px){.brand span{display:none}}

/* Hero */
.hero{background:var(--noche);color:var(--on-dark)}
.hero .wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;padding-block:72px 80px}
.hero h1{font-size:clamp(2.2rem,5vw,3.6rem);font-weight:800;letter-spacing:-.01em}
.hero h1 em{font-style:normal;color:var(--naranja)}
.hero .lead{margin-top:20px;font-size:1.12rem;color:var(--on-dark-soft);max-width:34em}
.hero .ctas{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.hero .place{margin-top:28px;font-size:.88rem;color:var(--on-dark-soft)}
.hero .place b{color:var(--on-dark);font-weight:600}
.hero-side{display:flex;flex-direction:column;align-items:center;gap:28px;min-width:0}
.hero-side>img{width:100%;max-width:340px;height:auto}
.sheet{width:100%;max-width:400px;background:#0B2530;border:1px solid #1E4250;border-radius:8px;font-size:.82rem}
.sheet-head{display:flex;justify-content:space-between;align-items:baseline;padding:12px 16px;border-bottom:1px solid #1E4250}
.sheet-head b{font-family:var(--display);font-size:.78rem;letter-spacing:.1em;text-transform:uppercase}
.sheet-head span{color:var(--on-dark-soft);font-size:.74rem}
.sheet-row{display:grid;grid-template-columns:1fr auto;gap:4px 12px;padding:12px 16px;border-bottom:1px solid #16343F}
.sheet-row:last-child{border-bottom:0}
.sheet-row p{color:var(--on-dark)}
.sheet-row small{grid-column:1/-1;color:var(--on-dark-soft);font-size:.74rem;font-variant-numeric:tabular-nums}
.pri{font-family:var(--display);font-weight:700;font-size:.68rem;letter-spacing:.08em;text-transform:uppercase;padding:3px 8px;border-radius:4px;align-self:start}
.pri-alta{background:var(--naranja);color:var(--petroleo)}
.pri-media{background:var(--menta);color:var(--petroleo)}
@media (max-width:860px){.hero .wrap{grid-template-columns:1fr;padding-block:48px 56px}.hero-side>img{display:none}}

/* Secciones */
section{padding-block:80px}
section.alt{background:var(--bg-alt)}
.sec-head{max-width:42em;margin-bottom:40px}
.sec-head h2{font-size:clamp(1.7rem,3.4vw,2.4rem);font-weight:800;margin-top:10px}
.sec-head p{margin-top:14px;color:var(--fg-soft);font-size:1.05rem}

/* Señales */
.signals{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:8px;overflow:hidden}
.signals div{background:var(--bg);padding:24px 20px}
.signals h3{font-size:1rem;font-weight:700}
.signals p{margin-top:6px;color:var(--fg-soft);font-size:.92rem}

/* Servicios */
.services{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.svc{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:28px;display:flex;flex-direction:column;gap:14px}
.svc .tag{font-family:var(--display);font-weight:700;font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--fg-soft)}
.svc h3{font-size:1.3rem;font-weight:800}
.svc p{color:var(--fg-soft)}
.svc dl{display:grid;grid-template-columns:auto 1fr;gap:6px 16px;margin:auto 0 0;padding-top:14px;border-top:1px solid var(--line);font-size:.88rem}
.svc dt{font-weight:600}
.svc dd{margin:0;color:var(--fg-soft)}
.svc.entry{border:2px solid var(--naranja)}
.svc.entry .tag{color:var(--naranja)}
.soon{margin-top:20px;display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;padding:18px 22px;border:1px dashed var(--line);border-radius:8px;color:var(--fg-soft);font-size:.92rem}
.soon b{font-family:var(--display);color:var(--fg)}
.chip{font-family:var(--display);font-weight:700;font-size:.68rem;letter-spacing:.08em;text-transform:uppercase;padding:3px 8px;border-radius:4px;background:var(--chip-menta);color:var(--fg)}
@media (max-width:760px){.services{grid-template-columns:1fr}}

/* Método */
.method{display:grid;grid-template-columns:1.2fr .8fr;gap:48px;align-items:start}
.steps{list-style:none;margin:0;padding:0;counter-reset:s;display:grid;gap:0}
.steps li{counter-increment:s;display:grid;grid-template-columns:56px 1fr;gap:16px;padding:18px 0;border-bottom:1px solid var(--line)}
.steps li:first-child{border-top:1px solid var(--line)}
.steps li::before{content:counter(s);font-family:var(--display);font-weight:800;font-size:1.6rem;color:var(--naranja);line-height:1}
.steps h3{font-size:1.08rem;font-weight:700}
.steps p{margin-top:4px;color:var(--fg-soft);font-size:.95rem}
.qsc{display:grid;gap:16px}
.qsc-box{background:var(--petroleo);color:var(--on-dark);border-radius:8px;padding:28px}
.qsc-letters{display:flex;gap:10px;margin:14px 0 12px}
.qsc-letters span{flex:1;text-align:center;font-family:var(--display);font-weight:800;font-size:1.7rem;padding:10px 0;border:1px solid #2A4B57;border-radius:6px}
.qsc-letters small{display:block;font-size:.66rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--on-dark-soft)}
.qsc-box p{color:var(--on-dark-soft);font-size:.93rem}
.f369{border:1px solid var(--line);border-radius:8px;padding:24px;background:var(--card)}
.f369 h3{font-size:1.1rem;font-weight:800}
.f369 p{margin-top:8px;color:var(--fg-soft);font-size:.93rem}
@media (max-width:860px){.method{grid-template-columns:1fr}}

/* Proceso */
.process{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;list-style:none;margin:0;padding:0;counter-reset:p}
.process li{counter-increment:p;border-top:3px solid var(--petroleo);padding-top:16px}
:root[data-theme="dark"] .process li{border-top-color:var(--menta)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .process li{border-top-color:var(--menta)}}
.process li::before{content:"Paso " counter(p);font-family:var(--display);font-weight:700;font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--fg-soft)}
.process h3{font-size:1.05rem;font-weight:700;margin-top:6px}
.process p{margin-top:6px;color:var(--fg-soft);font-size:.93rem}
@media (max-width:860px){.process{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:480px){.process{grid-template-columns:1fr}}

/* Fundador */
.founder{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:start}
.founder blockquote{margin:0;font-family:var(--display);font-weight:700;font-size:clamp(1.4rem,2.6vw,1.9rem);line-height:1.3;text-wrap:balance}
.founder blockquote span{color:var(--naranja)}
.founder .who{margin-top:24px;font-size:.95rem;color:var(--fg-soft)}
.founder .who b{display:block;color:var(--fg);font-family:var(--display);font-size:1.1rem}
.creds{list-style:none;margin:20px 0 0;padding:0;display:grid;gap:0}
.creds li{padding:12px 0;border-bottom:1px solid var(--line);display:grid;grid-template-columns:110px 1fr;gap:16px;font-size:.95rem}
.creds li:first-child{border-top:1px solid var(--line)}
.creds li b{font-family:var(--display);font-weight:700;font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;color:var(--fg-soft);padding-top:3px}
.founder-photo{display:block;width:100%;max-width:360px;height:auto;margin-top:24px;border-radius:8px}
.founder .bio{color:var(--fg-soft)}
@media (max-width:860px){.founder{grid-template-columns:1fr;gap:32px}}
@media (max-width:420px){.creds li{grid-template-columns:1fr;gap:2px}}

/* Compromiso */
.commit{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.commit div{padding-left:16px;border-left:3px solid var(--menta)}
.commit h3{font-size:1rem;font-weight:700}
.commit p{margin-top:6px;color:var(--fg-soft);font-size:.93rem}
@media (max-width:760px){.commit{grid-template-columns:1fr}}

/* Contacto */
.contact{background:var(--noche);color:var(--on-dark)}
.contact .wrap{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.contact h2{font-size:clamp(1.8rem,3.6vw,2.6rem);font-weight:800}
.contact .lead{margin-top:14px;color:var(--on-dark-soft);font-size:1.05rem}
.channels{display:grid;gap:12px}
.ch{display:grid;grid-template-columns:110px 1fr;gap:16px;align-items:center;padding:16px 20px;border:1px solid #1E4250;border-radius:8px;background:#0B2530}
.ch b{font-family:var(--display);font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;color:var(--on-dark-soft)}
.ch span{user-select:all}
.ch .todo{color:var(--naranja);font-style:italic;user-select:auto}
@media (max-width:860px){.contact .wrap{grid-template-columns:1fr}}
@media (max-width:420px){.ch{grid-template-columns:1fr;gap:2px}}

footer{background:var(--noche);color:var(--on-dark-soft);border-top:1px solid #12313C;font-size:.86rem}
footer .wrap{display:flex;flex-wrap:wrap;gap:16px 32px;justify-content:space-between;align-items:center;padding-block:28px}
footer .line{font-family:var(--display);font-weight:600;color:var(--on-dark)}

/* 3-6-9 */
.tri{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.tri-col{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:28px;min-width:0}
.tri-n{font-family:var(--display);font-weight:800;font-size:3.4rem;line-height:1;color:var(--naranja)}
.tri-col h3{font-size:1.2rem;font-weight:800;margin-top:6px}
.tri-list{list-style:none;margin:16px 0 0;padding:0;display:grid;gap:14px}
.tri-list b{display:block;font-weight:600}
.tri-list span{color:var(--fg-soft);font-size:.92rem}
.tri-tags{list-style:none;margin:16px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:8px}
.tri-tags li{font-size:.88rem;font-weight:500;padding:5px 10px;border-radius:4px;background:var(--chip-menta)}
.tri-note{margin-top:16px;color:var(--fg-soft);font-size:.92rem}
@media (max-width:860px){.tri{grid-template-columns:1fr}}
.ch a{color:inherit;text-decoration-color:var(--naranja);text-underline-offset:3px}

/* ---- Sitio público: agregados ---- */
.brand img.logo{height:34px;width:auto;display:block}
@media (max-width:420px){.brand img.logo{height:28px}}
.hero-side>img.logo-v{width:100%;max-width:330px;height:auto}
.nav nav a[aria-current="page"]{color:var(--on-dark)}

/* Formularios */
.form{background:#0B2530;border:1px solid #1E4250;border-radius:8px;padding:28px;display:grid;gap:14px;min-width:0}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media (max-width:520px){.form .row{grid-template-columns:1fr}}
.form label{display:grid;gap:6px;font-size:.85rem;font-weight:500;color:var(--on-dark-soft)}
.form input,.form textarea,.form select{font:inherit;font-size:.95rem;color:var(--on-dark);background:#071B23;border:1px solid #2A4B57;border-radius:6px;padding:11px 12px;width:100%}
.form textarea{min-height:110px;resize:vertical}
.form input:focus,.form textarea:focus{border-color:var(--naranja);outline:none}
.form .check{display:flex;gap:10px;align-items:flex-start;font-size:.85rem;color:var(--on-dark-soft)}
.form .check input{width:18px;height:18px;margin-top:2px;flex-shrink:0}
.form .check a{color:var(--on-dark)}
.form .hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form button{justify-self:start}
.form button[disabled]{opacity:.6;cursor:wait}
.form .estado{font-size:.92rem;min-height:1.4em}
.form .estado.ok{color:var(--menta)}
.form .estado.error{color:#FFB37A}
.form .opciones{display:grid;gap:8px}
.contact-side{display:grid;gap:24px;min-width:0}
.channels.compact .ch{padding:12px 16px}

/* Páginas internas */
.page-hero{background:var(--noche);color:var(--on-dark)}
.page-hero .wrap{padding-block:64px 56px}
.page-hero h1{font-size:clamp(2rem,4.4vw,3rem);font-weight:800;margin-top:12px}
.page-hero .lead{margin-top:16px;font-size:1.08rem;color:var(--on-dark-soft);max-width:38em}
.legal{max-width:760px}
.legal h2{font-size:1.25rem;font-weight:800;margin-top:36px}
.legal p,.legal li{color:var(--fg-soft);margin-top:10px}
.legal ul{padding-left:20px}
.legal strong{color:var(--fg)}
.courses{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
@media (max-width:860px){.courses{grid-template-columns:1fr}}
.course{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:26px;display:flex;flex-direction:column;gap:12px}
.course h3{font-size:1.15rem;font-weight:800}
.course p{color:var(--fg-soft);font-size:.95rem}
.course .meta{margin-top:auto;padding-top:12px;border-top:1px solid var(--line);font-size:.85rem;color:var(--fg-soft)}
.pay-note{display:flex;flex-wrap:wrap;gap:8px 16px;align-items:center;margin-top:20px;font-size:.9rem;color:var(--fg-soft)}
.waitlist .wrap{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
@media (max-width:860px){.waitlist .wrap{grid-template-columns:1fr}}
footer .links{display:flex;gap:18px;flex-wrap:wrap}
footer a{color:var(--on-dark-soft)}
footer a:hover{color:var(--on-dark)}
.course .chip{align-self:flex-start}
footer a{text-decoration:none}

/* ---- Fotos ---- */
.hero-side{gap:20px}
.hero-photo{margin:0;width:100%;max-width:460px}
.hero-photo img{display:block;width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;border-radius:8px;border:1px solid #1E4250}
.hero-photo figcaption{margin-top:8px;font-size:.78rem;color:var(--on-dark-soft)}
@media (max-width:860px){.hero-side{align-items:stretch}.hero-photo{max-width:none}}
section.floor{background:var(--noche);color:var(--on-dark)}
.floor .sec-head p{color:var(--on-dark-soft)}
.qsc-photos{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-bottom:32px}
.qsc-photos figure,.tr-grid figure,.fl-photo figure{margin:0;min-width:0}
.qsc-photos img,.tr-grid img{display:block;width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;border-radius:8px}
.qsc-photos a{display:block;border-radius:8px}
.qsc-photos figcaption{margin-top:12px;font-size:.92rem;color:var(--on-dark-soft)}
.qsc-photos figcaption b{display:block;font-family:var(--display);font-weight:800;font-size:1rem;color:var(--naranja);margin-bottom:2px}
@media (max-width:760px){.qsc-photos{grid-template-columns:1fr}}
.fl-photo{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:40px;align-items:center;margin-top:40px}
.fl-photo img{display:block;width:100%;max-width:420px;height:auto;aspect-ratio:3/4;object-fit:cover;border-radius:8px}
.fl-photo h3{font-size:1.5rem;font-weight:800;margin-top:10px}
.fl-photo p:not(.eyebrow){margin-top:12px;color:var(--fg-soft)}
@media (max-width:760px){.fl-photo{grid-template-columns:1fr;gap:20px}}
.trayectoria{margin-top:28px}
.tr-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:12px}
.tr-grid figcaption{margin-top:6px;font-size:.8rem;color:var(--fg-soft);line-height:1.4}
@media (max-width:420px){.tr-grid{grid-template-columns:1fr 1fr}}
.link-arrow{display:inline-block;margin-top:14px;font-family:var(--display);font-weight:700;font-size:.92rem;color:var(--fg);text-decoration-color:var(--naranja);text-underline-offset:4px}

/* Galería */
.filtros{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:28px}
.chip-btn{font:inherit;font-family:var(--display);font-weight:600;font-size:.85rem;padding:8px 14px;border-radius:999px;border:1px solid var(--line);background:var(--card);color:var(--fg);cursor:pointer}
.chip-btn[aria-pressed="true"]{background:var(--petroleo);border-color:var(--petroleo);color:#fff}
.galeria{columns:3 280px;column-gap:16px}
.g-item{break-inside:avoid;margin:0 0 16px}
.g-open{display:block;width:100%;padding:0;border:0;background:none;cursor:zoom-in;border-radius:8px;overflow:hidden}
.g-open img{display:block;width:100%;height:auto;transition:transform .25s}
.g-open:hover img{transform:scale(1.03)}
@media (prefers-reduced-motion:reduce){.g-open img{transition:none}.g-open:hover img{transform:none}}
.g-item figcaption{margin-top:6px;font-size:.85rem;color:var(--fg-soft)}
.nota-marcas{margin-top:24px;font-size:.82rem;color:var(--fg-soft);max-width:60em}
.visor{border:0;padding:0;background:transparent;max-width:100vw;max-height:100vh;width:100vw;height:100vh;color:#fff}
.visor::backdrop{background:rgba(2,22,29,.92)}
.visor[open]{display:flex;align-items:center;justify-content:center}
.visor figure{margin:0;max-width:min(92vw,1400px);text-align:center}
.visor img{max-width:100%;max-height:82vh;height:auto;border-radius:6px}
.visor figcaption{margin-top:10px;font-size:.92rem;color:#A9BEC4}
.v-cerrar,.v-nav{position:fixed;background:rgba(11,37,48,.85);color:#fff;border:1px solid #2A4B57;border-radius:999px;width:44px;height:44px;font-size:1.6rem;line-height:1;cursor:pointer}
.v-cerrar{top:calc(16px + env(safe-area-inset-top,0px));right:max(16px,env(safe-area-inset-right,0px))}
.v-prev{left:max(12px,env(safe-area-inset-left,0px));top:50%}
.v-next{right:max(12px,env(safe-area-inset-right,0px));top:50%}
[hidden]{display:none!important}