/* ============================================================
   danieldepp.org — sistema de diseño "La Cima"
   Base tinta-navy (logo DD) · texto hueso · oro champaña = acento
   Tipos: Archivo (display) · Fraunces italic (énfasis) · Plex Mono (datos)
   ============================================================ */

:root{
  --tinta:#0B121B;
  --tinta-2:#0F1823;
  --tinta-3:#131E2C;
  --hueso:#F2EFE9;
  --oro:#C9A96A;
  --oro-claro:#E2CB93;
  --bruma:#8B94A3;
  --linea:rgba(242,239,233,.08);
  --linea-2:rgba(242,239,233,.05);
  --max:1160px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--tinta);
  color:var(--hueso);
  font-family:"Archivo",system-ui,sans-serif;
  font-weight:400;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
::selection{background:var(--oro);color:var(--tinta)}

.wrap{max-width:var(--max);margin:0 auto;padding:0 clamp(1.3rem,4vw,2.5rem)}
section{position:relative;padding:clamp(4.5rem,9vw,8.5rem) 0}

/* ---------- utilidades tipográficas ---------- */
.mono{font-family:"IBM Plex Mono",monospace}
.eyebrow{
  font-family:"IBM Plex Mono",monospace;
  font-size:.74rem;font-weight:500;letter-spacing:.22em;text-transform:uppercase;
  color:var(--oro);display:flex;align-items:center;gap:.8rem;margin-bottom:clamp(1.4rem,3vw,2.2rem);
}
.eyebrow::before{content:"";width:36px;height:1px;background:var(--oro);opacity:.5}
.eyebrow .tm{font-size:.62em;vertical-align:super;margin-left:.15em;opacity:.85}
h1,h2,h3{font-weight:900;line-height:1.04;letter-spacing:-.02em}
h2{font-size:clamp(2rem,4.6vw,3.4rem);margin-bottom:1.2rem}
.serif{font-family:"Fraunces",serif;font-style:italic;font-weight:500;letter-spacing:0}
.lead{font-size:clamp(1.02rem,1.5vw,1.18rem);color:var(--bruma);max-width:54ch}
.lead strong{color:var(--hueso);font-weight:500}

/* ---------- topografía ambiental ---------- */
#topo{
  position:fixed;inset:0;z-index:0;pointer-events:none;
}
main{position:relative;z-index:1}

/* ---------- navegación ---------- */
header{
  position:fixed;top:0;left:0;right:0;z-index:50;
  transition:background .3s ease, border-color .3s ease;
  border-bottom:1px solid transparent;
}
header.solida{background:rgba(11,18,27,.86);backdrop-filter:blur(14px);border-color:var(--linea-2)}
.nav{
  max-width:var(--max);margin:0 auto;
  padding:1.05rem clamp(1.3rem,4vw,2.5rem);
  display:flex;align-items:center;justify-content:space-between;gap:1rem;
}
.marca{
  font-weight:900;font-size:1.06rem;letter-spacing:.01em;color:var(--hueso);
  text-decoration:none;display:flex;align-items:center;gap:.6rem;
}
.marca .punto{width:7px;height:7px;border-radius:50%;background:var(--oro);display:inline-block}
.nav-links{display:flex;align-items:center;gap:clamp(1.2rem,3vw,2.2rem);list-style:none}
.nav-links a{
  color:var(--bruma);text-decoration:none;font-size:.9rem;font-weight:500;
  transition:color .2s;
}
.nav-links a:hover,.nav-links a:focus-visible{color:var(--hueso)}
.nav .cta-mini{
  font-family:"IBM Plex Mono",monospace;font-size:.78rem;letter-spacing:.06em;
  color:var(--tinta);background:var(--oro);text-decoration:none;
  padding:.6rem 1.1rem;border-radius:9px;font-weight:500;white-space:nowrap;
  transition:background .2s, transform .2s;
}
.nav .cta-mini:hover{background:var(--oro-claro);transform:translateY(-1px)}
@media(max-width:760px){.nav-links{display:none}}

/* ---------- hero ---------- */
.hero{
  min-height:100svh;display:flex;flex-direction:column;justify-content:center;
  padding-top:7rem;padding-bottom:4rem;
  overflow:hidden;
}
.hero .wrap{position:relative;z-index:3}

/* ---------- ciudad aérea que se descubre (linterna de mercado) ---------- */
.ciudad{
  position:absolute;left:0;right:0;bottom:0;height:58%;z-index:1;pointer-events:none;
  /* desvanecido superior: la ciudad nunca invade la zona del titular */
  -webkit-mask-image:linear-gradient(to bottom, transparent 0, #000 26%);
  mask-image:linear-gradient(to bottom, transparent 0, #000 26%);
}
.ciudad canvas{position:absolute;inset:0;width:100%;height:100%;display:block}
.c-revelado{
  position:absolute;inset:0;
  --mx:70%;--my:52%;--r:230px;
  -webkit-mask-image:radial-gradient(circle var(--r) at var(--mx) var(--my),
    #000 0%, #000 38%, rgba(0,0,0,.72) 58%, rgba(0,0,0,.35) 74%, rgba(0,0,0,.1) 88%, transparent 100%);
  mask-image:radial-gradient(circle var(--r) at var(--mx) var(--my),
    #000 0%, #000 38%, rgba(0,0,0,.72) 58%, rgba(0,0,0,.35) 74%, rgba(0,0,0,.1) 88%, transparent 100%);
}
.hero .kicker{
  font-family:"IBM Plex Mono",monospace;font-size:clamp(.68rem,1vw,.78rem);
  letter-spacing:.2em;text-transform:uppercase;color:var(--bruma);
  margin-bottom:clamp(1.6rem,3vw,2.4rem);
}
.hero .kicker b{color:var(--oro);font-weight:500}
.hero h1{
  font-size:clamp(2.7rem,6.5vw,5.2rem);
  max-width:13ch;
}
.hero h1 .linea-h{display:block;overflow:hidden;padding-bottom:.06em}
.hero h1 .linea-h span{display:inline-block;transform:translateY(110%);animation:sube .9s cubic-bezier(.22,1,.36,1) forwards}
.hero h1 .linea-h:nth-child(2) span{animation-delay:.12s}
.hero h1 .l2{color:var(--oro)}
@keyframes sube{to{transform:translateY(0)}}
.hero .lead{margin-top:clamp(1.6rem,3vw,2.4rem)}
.hero .acciones{display:flex;align-items:center;gap:1.6rem;margin-top:clamp(2rem,4vw,3rem);flex-wrap:wrap}
.hero .nota-cta{font-family:"IBM Plex Mono",monospace;font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--bruma)}
.hero .confianza{
  margin-top:1.5rem;display:flex;align-items:center;gap:.65rem;
  font-family:"IBM Plex Mono",monospace;font-size:.78rem;letter-spacing:.05em;color:var(--bruma);
}
.hero .confianza .estrellas-mini{color:var(--oro);font-size:.85rem;letter-spacing:.14em}
.hero .scroll-cue{
  position:absolute;bottom:2.2rem;left:50%;transform:translateX(-50%);
  opacity:.7;
}
.hero .scroll-cue::after{
  content:"";display:block;width:1px;height:44px;
  background:linear-gradient(var(--oro),transparent);
  animation:gotea 2.2s ease-in-out infinite;
}
@keyframes gotea{0%,100%{opacity:.25}50%{opacity:1}}

/* ---------- botón principal ---------- */
.cta{
  display:inline-flex;align-items:center;gap:.7rem;
  font-family:"Archivo",sans-serif;font-weight:700;font-size:1rem;letter-spacing:.01em;
  color:var(--tinta);background:var(--oro);text-decoration:none;
  padding:1.05rem 1.9rem;border-radius:12px;
  transition:background .25s, box-shadow .25s;
  will-change:transform;
  box-shadow:0 14px 40px -14px rgba(201,169,106,.45);
}
.cta:hover{background:var(--oro-claro);box-shadow:0 18px 50px -14px rgba(201,169,106,.6)}
.cta .flecha{transition:transform .25s}
.cta:hover .flecha{transform:translateX(4px)}
.cta.fantasma{
  background:transparent;color:var(--hueso);border:1px solid var(--linea);
  box-shadow:none;
}
.cta.fantasma:hover{border-color:var(--oro);color:var(--oro)}

/* ---------- interludio (tachados) ---------- */
.interludio{border-top:1px solid var(--linea-2);border-bottom:1px solid var(--linea-2);background:var(--tinta-2)}
.interludio .lista-no{
  font-size:clamp(1.5rem,3.6vw,2.6rem);font-weight:900;line-height:1.35;
  color:var(--bruma);letter-spacing:-.01em;
}
.interludio .lista-no s{
  text-decoration:none;position:relative;white-space:nowrap;margin-right:.35em;
}
.interludio .lista-no s::after{
  content:"";position:absolute;left:-1%;right:-1%;top:52%;height:.065em;background:var(--oro);
  transform:scaleX(0);transform-origin:left;transition:transform .6s cubic-bezier(.65,0,.35,1);
}
.interludio.viva .lista-no s::after,
html:not(.js) .lista-no s::after{transform:scaleX(1)}
.interludio .lista-no s:nth-child(2)::after{transition-delay:.15s}
.interludio .lista-no s:nth-child(3)::after{transition-delay:.3s}
.interludio .lista-no s:nth-child(4)::after{transition-delay:.45s}
.interludio .remate{
  font-family:"Fraunces",serif;font-style:italic;font-weight:500;
  font-size:clamp(2.2rem,5.5vw,4rem);color:var(--hueso);margin-top:1.6rem;line-height:1.1;
}
.interludio .remate .oro{color:var(--oro)}

/* ---------- método / el sendero ---------- */
.metodo .cabeza{max-width:640px;margin-bottom:clamp(3rem,6vw,4.5rem)}
.metodo .acronimo{
  font-family:"IBM Plex Mono",monospace;font-size:.86rem;letter-spacing:.03em;
  color:var(--bruma);margin:-.4rem 0 1.3rem;
}
.metodo .acronimo b{color:var(--oro);font-weight:500}
.sendero{position:relative;display:grid;grid-template-columns:64px 1fr;gap:0}
.sendero svg.ruta{
  position:absolute;left:0;top:0;height:100%;width:64px;overflow:visible;
}
.sendero svg.ruta path{stroke:var(--oro);stroke-width:2;fill:none}
.sendero svg.ruta .base{stroke:var(--linea);stroke-width:1}
.pasos{grid-column:2;display:grid;gap:clamp(2.2rem,5vw,3.6rem)}
.paso{
  display:grid;grid-template-columns:auto 1fr;gap:clamp(1.2rem,3vw,2.2rem);align-items:start;
  transition:opacity .7s ease, transform .7s ease;
}
html.js .paso{opacity:0;transform:translateY(24px)}
html.js .paso.viva{opacity:1;transform:none}
.paso .num{
  font-family:"IBM Plex Mono",monospace;font-size:.78rem;color:var(--oro);
  letter-spacing:.14em;padding-top:.5rem;white-space:nowrap;
}
.paso h3{font-size:clamp(1.25rem,2.2vw,1.7rem);margin-bottom:.5rem}
.paso p{color:var(--bruma);max-width:52ch}
.paso p strong{color:var(--hueso);font-weight:500}
.metodo .remate-metodo{
  margin-top:clamp(2.6rem,5vw,4rem);
  font-family:"IBM Plex Mono",monospace;font-size:.8rem;letter-spacing:.12em;
  text-transform:uppercase;color:var(--oro);
}

/* ---------- resultados ---------- */
.resultados{background:var(--tinta-2);border-top:1px solid var(--linea-2);border-bottom:1px solid var(--linea-2)}
.datos{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem;margin:clamp(2.4rem,5vw,3.6rem) 0}
.dato{border:1px solid var(--linea);border-radius:16px;padding:clamp(1.6rem,3vw,2.4rem) 1.6rem;background:var(--tinta)}
.dato .n{
  font-weight:900;font-size:clamp(2.6rem,6vw,4.2rem);line-height:1;color:var(--oro);
  letter-spacing:-.02em;
}
.dato .l{color:var(--bruma);font-size:.92rem;margin-top:.7rem}
.dato .l b{color:var(--hueso);font-weight:500}
.resenas{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem;margin-top:1.2rem}
.resena{
  border:1px solid var(--linea);border-radius:16px;padding:1.8rem 1.6rem;background:var(--tinta);
  display:flex;flex-direction:column;gap:1rem;
}
.resena .estrellas{color:var(--oro);font-size:.85rem;letter-spacing:.2em}
.resena blockquote{font-size:.95rem;color:var(--hueso);line-height:1.6;flex:1}
.resena cite{font-family:"IBM Plex Mono",monospace;font-style:normal;font-size:.72rem;color:var(--bruma);letter-spacing:.08em}
.fuente-resenas{margin-top:1.4rem;font-family:"IBM Plex Mono",monospace;font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:var(--bruma)}

/* ---------- nexo ---------- */
.nexo .tarjeta{
  border:1px solid var(--linea);border-radius:20px;overflow:hidden;
  display:grid;grid-template-columns:1.2fr 1fr;background:var(--tinta-2);
}
.nexo .col-a{padding:clamp(2rem,4.5vw,3.4rem)}
.nexo .col-b{
  border-left:1px solid var(--linea-2);padding:clamp(2rem,4.5vw,3.4rem);
  display:flex;flex-direction:column;justify-content:center;gap:1.1rem;background:var(--tinta-3);
}
.nexo .col-b .item{display:flex;gap:.8rem;align-items:baseline;color:var(--bruma);font-size:.95rem}
.nexo .col-b .item::before{content:"—";color:var(--oro)}
.nexo .col-b .item b{color:var(--hueso);font-weight:500}

/* ---------- sobre ---------- */
.sobre .marco{display:grid;grid-template-columns:1fr 1.4fr;gap:clamp(2rem,5vw,4rem);align-items:center}
.sobre .retrato{
  aspect-ratio:4/5;border-radius:18px;border:1px solid var(--linea);
  background:
    radial-gradient(80% 60% at 50% 30%, rgba(201,169,106,.12), transparent 65%),
    var(--tinta-3);
  display:flex;align-items:center;justify-content:center;
  font-family:"IBM Plex Mono",monospace;font-size:.72rem;color:var(--bruma);
  letter-spacing:.14em;text-transform:uppercase;text-align:center;padding:1rem;
}
.sobre .bio p{color:var(--bruma);margin-top:1rem;max-width:56ch}
.sobre .bio p strong{color:var(--hueso);font-weight:500}
.sobre .bio .firma{
  font-family:"Fraunces",serif;font-style:italic;font-size:1.5rem;color:var(--oro);margin-top:1.8rem;
}

/* ---------- cta final ---------- */
.final{text-align:center;padding-bottom:clamp(6rem,10vw,9rem)}
.final h2{font-size:clamp(2.4rem,6vw,4.6rem);max-width:18ch;margin:0 auto 1.2rem}
.final .lead{margin:0 auto}
.final .cta{margin-top:2.4rem}
.final .cima-punto{
  width:10px;height:10px;border-radius:50%;background:var(--oro);
  margin:0 auto clamp(2rem,4vw,3rem);
  box-shadow:0 0 0 0 rgba(201,169,106,.5);
  animation:late 2.6s ease-out infinite;
}
@keyframes late{0%{box-shadow:0 0 0 0 rgba(201,169,106,.45)}70%{box-shadow:0 0 0 22px rgba(201,169,106,0)}100%{box-shadow:0 0 0 0 rgba(201,169,106,0)}}

/* ---------- footer ---------- */
footer{border-top:1px solid var(--linea-2);padding:2.6rem 0;background:var(--tinta)}
footer .fila{
  max-width:var(--max);margin:0 auto;padding:0 clamp(1.3rem,4vw,2.5rem);
  display:flex;align-items:center;justify-content:space-between;gap:1.4rem;flex-wrap:wrap;
}
footer .legal{font-family:"IBM Plex Mono",monospace;font-size:.7rem;color:var(--bruma);letter-spacing:.06em}
footer nav{display:flex;gap:1.6rem}
footer nav a{color:var(--bruma);text-decoration:none;font-size:.85rem;transition:color .2s}
footer nav a:hover{color:var(--oro)}

/* ---------- revelado genérico (solo se oculta si hay JS) ---------- */
.rev{transition:opacity .75s ease, transform .75s ease}
html.js .rev{opacity:0;transform:translateY(26px)}
html.js .rev.viva{opacity:1;transform:none}

/* ---------- accesibilidad / responsive ---------- */
a:focus-visible,button:focus-visible{outline:2px solid var(--oro);outline-offset:3px;border-radius:6px}
@media(max-width:860px){
  .datos,.resenas{grid-template-columns:1fr}
  .nexo .tarjeta{grid-template-columns:1fr}
  .nexo .col-b{border-left:none;border-top:1px solid var(--linea-2)}
  .sobre .marco{grid-template-columns:1fr}
  .sobre .retrato{max-width:340px}
  .sendero{grid-template-columns:34px 1fr}
  .sendero svg.ruta{width:34px}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .rev,.paso{opacity:1;transform:none}
  .hero h1 .linea-h span{transform:none}
  .interludio .lista-no s::after{transform:scaleX(1)}
  html{scroll-behavior:auto}
}