/* ==========================================================
   Marea — soymarea.com
   La página completa es una marea: un día entero de fondo,
   un hilo de agua que la recorre, y una carta en medio.
   Paleta muestreada del logo.
   ========================================================== */

:root{
  --nata:#FFFAF0;
  --crema:#FBEBD1;
  --durazno:#FADCBC;
  --arena:#F2E3C8;
  --salvia:#8D9678;
  --salvia-claro:#B2BB9E;
  --terracota:#CC6B3D;
  --terracota-claro:#E08A5B;
  --verde:#2A3E3A;
  --verde-hondo:#16241F;
  --luna:#C4A87A;

  --tinta:#2A3E3A;
  --tinta-suave:rgba(42,62,58,.72);
  --tinta-tenue:rgba(42,62,58,.46);

  --display:'Newsreader',Georgia,serif;
  --texto:'Karla',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --mano:'Caveat',cursive;

  --ancho:1120px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{
  font-family:var(--texto);
  color:var(--tinta);
  font-size:17px;line-height:1.7;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  /* JS reemplaza este degradado midiendo la sección de noche */
  background:linear-gradient(180deg,
    #FFF3E0 0%, #FBEBD1 14%, #FDF3E3 32%,
    #FBEBD1 52%, #F2E3C8 68%,
    #2A3E3A 78%, #16241F 86%, #2A3E3A 90%,
    #FBEBD1 95%, #FFF3E0 100%);
  background-repeat:no-repeat;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit}

.marco{max-width:var(--ancho);margin:0 auto;padding:0 30px;position:relative;z-index:2}
.angosto{max-width:660px}
.centro{text-align:center}

/* ==========================================================
   EL HILO — recorre toda la página siguiendo el scroll
   ========================================================== */
.hilo{
  position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:340px;pointer-events:none;z-index:0;overflow:visible;
}
.hilo path{
  fill:none;stroke:var(--salvia);stroke-width:2.4;
  stroke-linecap:round;opacity:.28;
}
.hilo .avance{stroke:var(--terracota);opacity:.55}
@media(max-width:900px){.hilo{width:190px;opacity:.75}}

/* ---------- fases lunares como avance ---------- */
.fases{
  position:fixed;right:26px;top:50%;transform:translateY(-50%);
  display:flex;flex-direction:column;gap:13px;z-index:40;
  pointer-events:none;
}
.fases span{
  width:7px;height:7px;border-radius:50%;
  background:var(--tinta);opacity:.16;
  transition:opacity .4s ease,transform .4s ease,background .4s ease;
}
.fases span.viva{opacity:.85;transform:scale(1.5);background:var(--terracota)}
body.es-noche .fases span{background:var(--nata)}
body.es-noche .fases span.viva{background:var(--luna)}
@media(max-width:900px){.fases{display:none}}

/* ==========================================================
   TIPOGRAFÍA
   ========================================================== */
h1{
  font-family:var(--display);font-weight:200;
  font-size:clamp(46px,8vw,104px);line-height:.99;
  letter-spacing:-.035em;
}
h1 em{font-style:italic;color:var(--terracota)}
h2{
  font-family:var(--display);font-weight:200;
  font-size:clamp(30px,4.6vw,54px);line-height:1.12;
  letter-spacing:-.028em;
}
h2.centrada{margin-inline:auto}
h2.grande{font-size:clamp(36px,5.4vw,66px)}
h3{font-family:var(--display);font-weight:400;font-size:22px;line-height:1.3}

.susurro{
  font-size:10.5px;letter-spacing:.32em;text-transform:uppercase;
  font-weight:600;color:var(--tinta-tenue);margin-bottom:20px;
}
.respiro{
  font-family:var(--display);font-weight:300;
  font-size:clamp(18px,2.1vw,23px);line-height:1.62;
  color:var(--tinta-suave);max-width:34ch;margin:28px auto 0;
}
.cabecera{margin-bottom:64px}

/* ==========================================================
   ACTOS
   ========================================================== */
.acto{position:relative;padding:130px 0}
@media(max-width:760px){.acto{padding:88px 0}}

/* ---------- amanecer ---------- */
.amanecer{
  min-height:100svh;display:flex;align-items:center;
  padding-top:120px;padding-bottom:80px;
}
.logo-hero{
  width:112px;height:112px;margin:0 auto 34px;border-radius:26px;
  box-shadow:0 22px 50px rgba(42,62,58,.16);
}
.baja{
  display:inline-flex;flex-direction:column;align-items:center;gap:10px;
  margin-top:56px;text-decoration:none;color:var(--tinta-tenue);
  font-size:10px;letter-spacing:.28em;text-transform:uppercase;font-weight:600;
}
.baja svg{width:20px;height:28px;animation:respira 2.6s ease-in-out infinite}
@keyframes respira{0%,100%{transform:translateY(0);opacity:.5}50%{transform:translateY(7px);opacity:1}}
@media(max-width:760px){.logo-hero{width:88px;height:88px;border-radius:21px}}

/* ---------- la historia ---------- */
.historia{padding:120px 0 140px}
.historia .susurro{margin-bottom:56px}
.momento{
  font-family:var(--display);font-weight:300;
  font-size:clamp(24px,3.6vw,42px);line-height:1.34;
  letter-spacing:-.02em;margin-bottom:34px;color:var(--tinta-suave);
}
.momento em{font-style:italic;color:var(--tinta)}
.momento.fuerte{color:var(--terracota);font-weight:400}
.giro{
  margin-top:66px;padding-top:38px;
  border-top:1px solid rgba(42,62,58,.16);
}
.giro p{
  font-family:var(--display);font-style:italic;font-weight:300;
  font-size:clamp(22px,3vw,33px);line-height:1.42;color:var(--tinta);
}

/* ---------- la revelación ---------- */
.lienzo{
  background:var(--verde);border-radius:22px;
  padding:34px 30px 24px;margin-top:14px;
  color:var(--nata);
  box-shadow:0 32px 70px rgba(42,62,58,.2);
}
.grafica{width:100%;height:auto;display:block;color:var(--nata)}
.grafica .curva{
  stroke:var(--salvia-claro);
  stroke-dasharray:2400;stroke-dashoffset:2400;
}
.grafica.viva .curva{animation:dibuja 3s cubic-bezier(.4,0,.2,1) forwards}
@keyframes dibuja{to{stroke-dashoffset:0}}
.grafica .zonas rect{fill:var(--terracota);opacity:0}
.grafica.viva .zonas rect{animation:asoma .8s ease forwards}
.grafica.viva .zonas rect:nth-child(1){animation-delay:1.5s}
.grafica.viva .zonas rect:nth-child(2){animation-delay:1.8s}
.grafica.viva .zonas rect:nth-child(3){animation-delay:2.1s}
@keyframes asoma{to{opacity:.16}}
.grafica .sangre rect{fill:var(--terracota-claro);opacity:.9}
.grafica .marcas circle{fill:var(--terracota-claro);opacity:0}
.grafica.viva .marcas circle{animation:asoma-lleno .6s ease forwards}
.grafica.viva .marcas circle:nth-child(1){animation-delay:2.3s}
.grafica.viva .marcas circle:nth-child(2){animation-delay:2.45s}
.grafica.viva .marcas circle:nth-child(3){animation-delay:2.6s}
@keyframes asoma-lleno{to{opacity:1}}
.grafica .rotulos text{
  font-family:var(--texto);font-size:11px;letter-spacing:.1em;
  fill:var(--nata);opacity:0;
}
.grafica.viva .rotulos text{animation:asoma-texto .7s ease 2.6s forwards}
@keyframes asoma-texto{to{opacity:.72}}

.pie-lienzo{
  display:flex;flex-wrap:wrap;gap:22px;margin-top:18px;
  font-size:11.5px;color:rgba(255,250,240,.55);align-items:center;
}
.pie-lienzo i{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:8px;vertical-align:middle}
.pie-lienzo .c-animo{background:var(--salvia-claro)}
.pie-lienzo .c-sangre{background:var(--terracota-claro)}
.pie-lienzo .meses{margin-left:auto;letter-spacing:.14em;text-transform:uppercase;font-size:10px}

.dictamen{
  margin:52px auto 0;max-width:660px;text-align:center;
}
.dictamen p{
  font-family:var(--display);font-style:italic;font-weight:300;
  font-size:clamp(21px,2.7vw,31px);line-height:1.44;color:var(--tinta);
}
.dictamen cite{
  display:block;margin-top:18px;font-style:normal;font-family:var(--texto);
  font-size:10px;letter-spacing:.24em;text-transform:uppercase;
  font-weight:600;color:var(--tinta-tenue);
}

/* ---------- cómo funciona ---------- */
.escena{
  display:grid;grid-template-columns:1fr 300px;
  gap:70px;align-items:center;margin-bottom:130px;
}
.escena.invertida{grid-template-columns:300px 1fr}
.escena.invertida .escena-texto{order:2}
.escena.invertida .escena-fono{order:1}
.escena:last-child{margin-bottom:0}
.numero{
  display:block;font-family:var(--display);font-style:italic;
  font-size:15px;letter-spacing:.22em;text-transform:uppercase;
  color:var(--terracota);margin-bottom:16px;font-weight:400;
}
.escena-texto p{
  margin-top:20px;font-size:17px;line-height:1.78;
  color:var(--tinta-suave);font-weight:300;max-width:44ch;
}
@media(max-width:880px){
  .escena,.escena.invertida{grid-template-columns:1fr;gap:38px;margin-bottom:88px}
  .escena.invertida .escena-texto{order:1}
  .escena.invertida .escena-fono{order:2}
  .escena-fono{max-width:290px}
}

/* ---------- pantallas ---------- */
.fono{
  background:var(--nata);border-radius:32px;padding:9px;
  border:1px solid rgba(42,62,58,.07);
  box-shadow:0 30px 64px rgba(42,62,58,.17);
}
.pantalla{
  background:var(--crema);border-radius:25px;padding:19px 16px;
  height:420px;overflow:hidden;
  display:flex;flex-direction:column;gap:11px;text-align:left;
}
.p-cab{margin-bottom:2px}
.p-saludo{display:block;font-family:var(--display);font-size:20px;font-weight:400}
.p-fecha{display:block;font-size:11px;color:var(--tinta-tenue);margin-top:2px}
.p-titulo{font-family:var(--display);font-size:20px;font-weight:400}
.p-panel{background:var(--verde);border-radius:13px;padding:13px 12px 10px}
.p-rot{font-size:7.5px;letter-spacing:.2em;text-transform:uppercase;font-weight:600;color:rgba(255,250,240,.45)}
.p-rot.oscuro{color:var(--tinta-tenue)}
.p-graf{width:100%;height:auto;margin-top:7px;display:block}
.p-franja{background:rgba(196,168,122,.26);border-radius:13px;padding:9px 12px;font-size:11px;color:var(--tinta-suave)}
.p-tarjeta{background:var(--nata);border:1px solid rgba(42,62,58,.08);border-radius:13px;padding:14px 13px}
.p-tarjeta p{font-family:var(--display);font-weight:300;font-size:13px;line-height:1.5;margin:7px 0 12px}
.p-boton{display:block;background:var(--verde);color:var(--nata);border-radius:8px;padding:9px;text-align:center;font-size:11px;font-weight:600}
.p-boton.claro{background:transparent;color:var(--verde);border:1px solid var(--verde);margin-top:auto}
.p-campo{font-family:var(--display);font-size:13.5px;margin-top:2px}
.p-escala{display:flex;gap:5px}
.p-escala i{flex:1;height:30px;border-radius:7px;background:var(--nata);border:1px solid rgba(42,62,58,.08)}
.p-escala i.on{background:var(--verde);border-color:var(--verde)}
.p-chips{display:flex;flex-wrap:wrap;gap:5px}
.p-chips span{font-size:10px;padding:5px 10px;border-radius:100px;background:var(--nata);border:1px solid rgba(42,62,58,.08)}
.p-chips span.on{background:var(--verde);color:var(--nata);border-color:var(--verde)}
.p-nota{background:var(--nata);border:1px solid rgba(42,62,58,.08);border-radius:10px;padding:12px;min-height:60px;font-family:var(--display);font-weight:300;font-size:12px;color:#A79B85}
.p-dictar{display:inline-flex;align-items:center;gap:8px;align-self:flex-start;border:1px solid var(--verde);border-radius:100px;padding:7px 15px;font-size:11px;font-weight:500;color:var(--verde)}
.p-dictar i{width:7px;height:7px;border-radius:50%;background:var(--terracota)}
.p-sintesis{background:var(--nata);border-radius:13px;border-top:2px solid var(--terracota);padding:15px 14px}
.p-sintesis p{font-family:var(--display);font-weight:300;font-size:12px;line-height:1.65;margin-top:9px}

/* ---------- la carta ---------- */
.carta{padding:110px 0}
.hoja{
  background:var(--nata);
  border-radius:4px;
  padding:64px 62px 54px;
  box-shadow:0 30px 70px rgba(42,62,58,.13);
  position:relative;
  transform:rotate(-.5deg);
}
.hoja::before{
  content:'';position:absolute;left:0;top:0;bottom:0;width:2px;
  background:linear-gradient(180deg,transparent,var(--terracota) 12%,var(--terracota) 88%,transparent);
  opacity:.5;
}
.hoja p{
  font-family:var(--display);font-weight:300;
  font-size:19px;line-height:1.82;color:var(--tinta);
  margin-bottom:22px;
}
.hoja p em{font-style:italic;color:var(--terracota)}
.saludo{font-size:23px!important;margin-bottom:28px!important}
.firma{
  font-family:var(--mano)!important;font-size:44px!important;
  color:var(--terracota)!important;margin:38px 0 0!important;
  line-height:1!important;transform:rotate(-2deg);transform-origin:left;
}
@media(max-width:700px){
  .hoja{padding:42px 30px 36px;transform:none}
  .hoja p{font-size:17px;line-height:1.78}
  .saludo{font-size:20px!important}
  .firma{font-size:36px!important}
}

/* ---------- qué incluye ---------- */
.olas-lista{
  display:grid;grid-template-columns:repeat(2,1fr);gap:2px;
  background:rgba(42,62,58,.1);
  border-top:1px solid rgba(42,62,58,.1);
  border-bottom:1px solid rgba(42,62,58,.1);
}
.item{
  background:var(--crema);padding:34px 32px 36px;
  transition:background .4s ease;
}
.item:hover{background:var(--nata)}
.item h3{margin-bottom:9px}
.item p{font-size:15px;line-height:1.7;color:var(--tinta-suave);font-weight:300}
@media(max-width:760px){.olas-lista{grid-template-columns:1fr}.item{padding:26px 22px 28px}}

.limite{
  margin-top:60px;padding-left:26px;
  border-left:2px solid var(--terracota);
}
.limite h3{margin-bottom:12px;font-size:25px}
.limite p{font-size:16.5px;line-height:1.78;color:var(--tinta-suave);font-weight:300;max-width:64ch}

/* ---------- noche ---------- */
.noche{padding:170px 0;color:var(--nata)}
.noche .susurro{color:rgba(255,250,240,.42)}
.noche h2{color:var(--nata)}
.promesas{display:grid;grid-template-columns:repeat(4,1fr);gap:34px}
.promesa{border-top:1px solid rgba(255,250,240,.2);padding-top:24px}
.promesa h3{font-family:var(--texto);font-size:16.5px;font-weight:600;margin-bottom:10px}
.promesa p{font-size:14.5px;color:rgba(255,250,240,.58);font-weight:300;line-height:1.65}
@media(max-width:900px){.promesas{grid-template-columns:repeat(2,1fr);gap:28px}.noche{padding:130px 0}}
@media(max-width:520px){.promesas{grid-template-columns:1fr}}

/* ---------- preguntas ---------- */
details{
  border-bottom:1px solid rgba(42,62,58,.14);
  padding:22px 0;
}
details:first-of-type{border-top:1px solid rgba(42,62,58,.14)}
summary{
  font-family:var(--display);font-size:20px;font-weight:400;
  cursor:pointer;list-style:none;position:relative;padding-right:40px;
}
summary::-webkit-details-marker{display:none}
summary::after{
  content:'';position:absolute;right:4px;top:50%;
  width:11px;height:11px;margin-top:-6px;
  border-right:1.5px solid var(--terracota);
  border-bottom:1.5px solid var(--terracota);
  transform:rotate(45deg);transition:transform .3s ease;
}
details[open] summary::after{transform:rotate(-135deg);margin-top:-2px}
details p{
  margin-top:14px;font-size:16px;line-height:1.78;font-weight:300;
  color:var(--tinta-suave);max-width:60ch;
}

/* ---------- descarga ---------- */
.descarga{padding:150px 0 160px}
.logo-cierre{
  width:96px;height:96px;margin:0 auto 32px;border-radius:22px;
  box-shadow:0 20px 44px rgba(42,62,58,.14);
}
.tiendas{display:flex;flex-wrap:wrap;gap:13px;justify-content:center;margin-top:42px}
.tienda{
  display:flex;align-items:center;gap:11px;
  background:var(--verde);color:var(--nata);
  padding:13px 24px 13px 19px;border-radius:100px;text-decoration:none;
  transition:transform .3s ease,box-shadow .3s ease,background .3s ease;
}
.tienda:hover{transform:translateY(-3px);background:var(--terracota);box-shadow:0 16px 34px rgba(204,107,61,.3)}
.tienda svg{width:23px;height:23px;flex-shrink:0}
.tienda span{display:flex;flex-direction:column;line-height:1.15;font-weight:600;font-size:15.5px}
.tienda small{font-size:9.5px;letter-spacing:.13em;text-transform:uppercase;font-weight:500;opacity:.66}
.nota-cierre{margin-top:26px;font-size:13px;color:var(--tinta-tenue)}

/* ==========================================================
   BARRA
   ========================================================== */
.barra{
  position:fixed;top:0;left:0;right:0;z-index:50;
  padding:16px 0;transition:background .4s,padding .4s,box-shadow .4s;
}
.barra.posada{
  background:rgba(255,250,240,.88);backdrop-filter:blur(16px);
  padding:9px 0;box-shadow:0 1px 30px rgba(42,62,58,.08);
}
body.es-noche .barra.posada{
  background:rgba(22,36,31,.86);box-shadow:0 1px 30px rgba(0,0,0,.25);
}
.barra-int{display:flex;align-items:center;justify-content:space-between;gap:20px}
.sello{display:flex;align-items:center;gap:11px;text-decoration:none}
.sello img{width:42px;height:42px;border-radius:11px}
.sello span{
  font-family:var(--display);font-weight:300;font-size:20px;
  letter-spacing:.24em;text-transform:uppercase;color:var(--tinta);
  transition:color .4s;
}
body.es-noche .sello span{color:var(--nata)}
.btn-barra{
  background:var(--verde);color:var(--nata);
  padding:10px 22px;border-radius:100px;text-decoration:none;
  font-weight:600;font-size:13px;
  transition:background .3s,transform .25s;
}
.btn-barra:hover{background:var(--terracota);transform:translateY(-1px)}
body.es-noche .btn-barra{background:var(--nata);color:var(--verde)}
body.es-noche .btn-barra:hover{background:var(--luna)}

/* ==========================================================
   PIE
   ========================================================== */
footer{background:var(--verde-hondo);color:var(--nata);padding:56px 0 48px;position:relative;z-index:2}
footer .sello span{color:var(--nata)}
.pie-alto{
  display:flex;flex-wrap:wrap;gap:26px;justify-content:space-between;align-items:center;
  padding-bottom:28px;border-bottom:1px solid rgba(255,250,240,.13);
}
.pie-alto .sello img{width:38px;height:38px;border-radius:10px}
.pie-enlaces{display:flex;flex-wrap:wrap;gap:22px}
.pie-enlaces a{font-size:13.5px;text-decoration:none;color:rgba(255,250,240,.6);transition:color .2s}
.pie-enlaces a:hover{color:var(--nata)}
.legal{margin-top:28px;font-size:12.5px;line-height:1.72;font-weight:300;color:rgba(255,250,240,.4);max-width:76ch}
.copy{margin-top:18px;font-size:12.5px;color:rgba(255,250,240,.32)}

/* ==========================================================
   MOVIMIENTO
   ========================================================== */
.brota{opacity:0;transform:translateY(20px);animation:sube 1.1s cubic-bezier(.2,.7,.3,1) forwards}
.r1{animation-delay:.15s}
.r2{animation-delay:.35s}
.r3{animation-delay:.6s}
@keyframes sube{to{opacity:1;transform:none}}

.entra{opacity:0;transform:translateY(26px);transition:opacity .9s cubic-bezier(.2,.7,.3,1),transform .9s cubic-bezier(.2,.7,.3,1)}
.entra.aqui{opacity:1;transform:none}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;animation-delay:0ms!important;transition:none!important}
  .brota,.entra{opacity:1;transform:none}
  .grafica .curva{stroke-dashoffset:0}
  .grafica .zonas rect{opacity:.16}
  .grafica .marcas circle,.grafica .rotulos text{opacity:.9}
  .baja svg{animation:none}
}

a:focus-visible,summary:focus-visible{
  outline:2px solid var(--terracota);outline-offset:5px;border-radius:4px;
}