/* =========================================================
   NÉHUA SPA
   Paleta: negro #0D0D0D, verde profundo #1B3B2F, salvia #40533F,
   dorado #C6B79F, crema #E8E4DA
   Tipografía: Jost (títulos, ligera, tracking amplio) + Poppins (cuerpo)
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Jost:wght@300;400;500&family=Poppins:wght@300;400;500;600&display=swap');

:root{
  --black:#0D0D0D;
  --deep-green:#1B3B2F;
  --sage:#40533F;
  --gold:#C6B79F;
  --cream:#E8E4DA;
  --cream-dim:#c9c5ba;

  --font-title:'Jost', sans-serif;
  --font-body:'Poppins', sans-serif;

  --ease:cubic-bezier(.16,.8,.24,1);
}

*{margin:0;padding:0;box-sizing:border-box;}

html{scroll-behavior:smooth;}

body{
  background:var(--black);
  color:var(--cream);
  font-family:var(--font-body);
  font-weight:300;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

img{max-width:100%;display:block;}

a{color:inherit;text-decoration:none;}

.eyebrow{
  font-family:var(--font-title);
  font-weight:500;
  font-size:.72rem;
  letter-spacing:.32em;
  text-transform:uppercase;
  color:var(--gold);
}

h1,h2,h3{
  font-family:var(--font-title);
  font-weight:300;
  letter-spacing:.02em;
  color:var(--cream);
}

.section-title{
  font-size:clamp(1.8rem,3.4vw,2.7rem);
  margin-bottom:1.1rem;
}

.section-sub{
  color:var(--cream-dim);
  font-weight:300;
  max-width:46ch;
  margin-bottom:2.6rem;
}

.container{
  max-width:1180px;
  margin:0 auto;
  padding:0 6vw;
}

section{
  padding:clamp(4rem,9vw,7.5rem) 0;
}

/* ---------- reveal on scroll ---------- */
.reveal{
  opacity:0;
  transform:translateY(28px);
  transition:opacity 1s var(--ease), transform 1s var(--ease);
}
.reveal.in-view{
  opacity:1;
  transform:translateY(0);
}
.reveal-stagger > * {
  opacity:0;
  transform:translateY(24px);
  transition:opacity .9s var(--ease), transform .9s var(--ease);
}
.reveal-stagger.in-view > *{
  opacity:1;
  transform:translateY(0);
}
.reveal-stagger.in-view > *:nth-child(1){transition-delay:.05s;}
.reveal-stagger.in-view > *:nth-child(2){transition-delay:.15s;}
.reveal-stagger.in-view > *:nth-child(3){transition-delay:.25s;}
.reveal-stagger.in-view > *:nth-child(4){transition-delay:.35s;}
.reveal-stagger.in-view > *:nth-child(5){transition-delay:.45s;}

/* variant: enter from the right instead of from below */
.reveal-stagger-x > * {
  opacity:0;
  transform:translateX(60px);
  transition:opacity 1.2s var(--ease), transform 1.2s var(--ease);
}
.reveal-stagger-x.in-view > *{
  opacity:1;
  transform:translateX(0);
}
.reveal-stagger-x.in-view > *:nth-child(1){transition-delay:.08s;}
.reveal-stagger-x.in-view > *:nth-child(2){transition-delay:.28s;}
.reveal-stagger-x.in-view > *:nth-child(3){transition-delay:.48s;}
.reveal-stagger-x.in-view > *:nth-child(4){transition-delay:.68s;}
.reveal-stagger-x.in-view > *:nth-child(5){transition-delay:.88s;}

/* ---------- nav ---------- */
.nav{
  position:fixed;
  top:0;left:0;right:0;
  z-index:100;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:1.6rem 6vw;
  transition:background .5s var(--ease), padding .5s var(--ease), border-color .5s var(--ease);
  border-bottom:1px solid transparent;
}
.nav.scrolled{
  background:rgba(13,13,13,.86);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  padding:1rem 6vw;
  border-bottom:1px solid rgba(198,183,159,.16);
}
.nav-logo{
  display:flex;
  align-items:center;
  gap:.65rem;
}
.nav-logo img{width:30px;height:30px;}
.nav-logo span{
  font-family:var(--font-title);
  letter-spacing:.28em;
  font-size:.95rem;
  color:var(--cream);
}
.nav-links{
  display:flex;
  gap:2.4rem;
  align-items:center;
}
.nav-links a{
  font-family:var(--font-body);
  font-size:.82rem;
  letter-spacing:.05em;
  color:var(--cream-dim);
  transition:color .3s;
  position:relative;
}
.nav-links a:hover{color:var(--gold);}
.nav-links a.nav-cta{
  font-family:var(--font-body);
  font-weight:500;
  font-size:.82rem;
  letter-spacing:.03em;
  color:var(--black);
  background:var(--gold);
  padding:.65rem 1.5rem;
  border-radius:2px;
  transition:background .3s, transform .3s;
}
.nav-links a.nav-cta:hover{background:var(--cream);color:var(--black);transform:translateY(-1px);}
.nav-burger{display:none;background:none;border:0;color:var(--cream);font-size:1.5rem;cursor:pointer;}

/* ---------- hero ---------- */
.hero-pin{
  position:relative;
  height:calc(100svh + 480px);
}
.hero{
  position:sticky;
  top:0;
  height:100svh;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  text-align:center;
  overflow:hidden;
  padding:0 6vw;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(64,83,63,.35), transparent 60%),
    linear-gradient(180deg, #0a0f0c 0%, #0D0D0D 55%, #0D0D0D 100%);
}
.hero-glow{
  position:absolute;
  inset:0;
  background-image:
    repeating-linear-gradient(115deg, rgba(198,183,159,.035) 0px, rgba(198,183,159,.035) 1px, transparent 1px, transparent 90px);
  pointer-events:none;
}
.hero{
  --hp:0; /* scroll progress, 0 = top (just logo) -> 1 = settled (full text) */
}
.hero-logo{
  width:min(150px,26vw);
  margin-bottom:2.2rem;
  border-radius:50%;
  box-shadow:0 0 0 1px rgba(198,183,159,.3), 0 25px 70px rgba(0,0,0,.55);
  transform:scale(calc(1 + (1 - var(--hp)) * 1.35));
  will-change:transform;
}
.hero h1,
.hero > p,
.hero-actions{
  opacity:var(--hp);
  transform:translateY(calc((1 - var(--hp)) * 22px));
  will-change:opacity, transform;
}
.hero h1{
  font-size:clamp(2.6rem,8vw,5rem);
  letter-spacing:.14em;
  line-height:1.05;
}
.hero h1 em{
  font-style:normal;
  display:block;
  font-size:.32em;
  letter-spacing:.5em;
  color:var(--gold);
  margin-top:1.1rem;
}
.hero p{
  margin:1.8rem auto 0;
  max-width:38ch;
  color:var(--cream-dim);
  font-size:1.02rem;
  font-weight:300;
}
.hero-actions{
  margin-top:2.8rem;
  display:flex;
  gap:1.1rem;
  flex-wrap:wrap;
  justify-content:center;
}
.btn{
  font-family:var(--font-body);
  font-weight:500;
  font-size:.85rem;
  letter-spacing:.04em;
  padding:.95rem 2.1rem;
  border-radius:2px;
  border:1px solid var(--gold);
  transition:background .35s, color .35s, transform .35s;
  cursor:pointer;
  display:inline-flex;
  align-items:center;
  gap:.55rem;
}
.btn-primary{
  background:var(--gold);
  color:var(--black);
}
.btn-primary:hover{background:var(--cream);transform:translateY(-2px);}
.btn-ghost{
  background:transparent;
  color:var(--cream);
  border-color:rgba(198,183,159,.5);
}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold);transform:translateY(-2px);}
.hero-scroll{
  position:absolute;
  bottom:2.4rem;
  left:50%;
  transform:translateX(-50%);
  width:1px;
  height:52px;
  background:linear-gradient(180deg, var(--gold), transparent);
  overflow:hidden;
}
.hero-scroll::after{
  content:'';
  position:absolute;
  top:-52px;left:0;
  width:1px;height:52px;
  background:var(--cream);
  animation:scrollLine 2.6s infinite ease-in-out;
}
@keyframes scrollLine{
  0%{top:-52px;}
  60%{top:52px;}
  100%{top:52px;}
}

/* ---------- esencia ---------- */
.esencia{
  background:var(--deep-green);
}
.esencia-grid{
  display:grid;
  grid-template-columns:repeat(5,1fr);
  gap:2rem;
  text-align:center;
}
.esencia-item svg{
  width:38px;height:38px;
  stroke:var(--gold);
  margin:0 auto 1rem;
}
.esencia-item span{
  font-family:var(--font-title);
  font-size:.74rem;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--cream);
}

/* ---------- servicios ---------- */
.servicios{
  background:var(--black);
}
.servicios-tabs{
  display:inline-flex;
  gap:.25rem;
  padding:.3rem;
  border:1px solid rgba(198,183,159,.22);
  border-radius:30px;
  margin-bottom:2.6rem;
}
.tab{
  font-family:var(--font-title);
  font-size:.68rem;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:var(--cream-dim);
  background:transparent;
  border:none;
  padding:.5rem 1.1rem;
  border-radius:20px;
  cursor:pointer;
  transition:all .3s;
}
.tab.active,.tab:hover{
  color:var(--black);
  background:var(--gold);
}
.servicio-lista{
  display:none;
  grid-template-columns:repeat(2,1fr);
  gap:1rem;
}
.servicio-lista.active{display:grid;}
.servicio-row{
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
  gap:1.2rem;
  padding:1.5rem 1.6rem;
  border:1px solid rgba(198,183,159,.2);
  border-radius:4px;
  transition:border-color .3s, background .3s;
}
.servicio-row:hover{border-color:var(--gold);background:rgba(198,183,159,.05);}
.servicio-info h3{
  font-size:1.15rem;
  font-weight:400;
  margin-bottom:.35rem;
}
.servicio-info p{
  color:var(--cream-dim);
  font-size:.88rem;
  font-weight:300;
}
.servicio-price{
  font-family:var(--font-title);
  color:var(--gold);
  font-size:1.05rem;
  white-space:nowrap;
}
.servicio-price small{
  display:block;
  color:var(--cream-dim);
  font-size:.68rem;
  font-family:var(--font-body);
  letter-spacing:.05em;
  text-align:right;
  margin-top:.15rem;
}

/* ---------- galeria ---------- */
.galeria{
  background:
    radial-gradient(ellipse at 50% 0%, rgba(64,83,63,.3), transparent 65%),
    var(--black);
  border-top:1px solid rgba(198,183,159,.08);
}
.galeria-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  grid-auto-rows:200px;
  gap:.6rem;
}
.galeria-grid div{
  border-radius:2px;
  position:relative;
  overflow:hidden;
  background:var(--black);
}
.galeria-grid div:nth-child(1){grid-column:span 2;grid-row:span 2;}
.galeria-grid div:nth-child(4){grid-column:span 2;}
.galeria-grid img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
  filter:saturate(.86) brightness(.82);
  transition:transform 1.1s var(--ease), filter .5s;
}
.galeria-grid div::after{
  content:'';
  position:absolute;
  inset:0;
  background:linear-gradient(180deg, rgba(13,13,13,0) 45%, rgba(13,13,13,.55) 100%), rgba(27,59,47,.16);
  pointer-events:none;
}
.galeria-grid div:hover img{
  transform:scale(1.06);
  filter:saturate(.95) brightness(.9);
}

/* ---------- reservas ---------- */
.reservas{
  background:var(--deep-green);
}
.booking{
  background:rgba(13,13,13,.35);
  border:1px solid rgba(198,183,159,.2);
  border-radius:4px;
  padding:clamp(1.6rem,4vw,3rem);
}
.booking-steps{
  display:flex;
  gap:1.6rem;
  margin-bottom:2.4rem;
  flex-wrap:wrap;
}
.booking-step{
  font-family:var(--font-title);
  font-size:.72rem;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:var(--cream-dim);
  display:flex;
  align-items:center;
  gap:.5rem;
}
.booking-step.active{color:var(--gold);}
.booking-step .dot{
  width:7px;height:7px;border-radius:50%;
  background:rgba(198,183,159,.35);
}
.booking-step.active .dot{background:var(--gold);}

.booking-panel{display:none;}
.booking-panel.active{display:block;animation:panelFade .55s var(--ease);}
@keyframes panelFade{
  from{opacity:0;transform:translateY(14px);}
  to{opacity:1;transform:translateY(0);}
}

.option-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(190px,1fr));
  gap:1rem;
}
.option-card{
  border:1px solid rgba(198,183,159,.3);
  padding:1.3rem 1.2rem;
  border-radius:3px;
  cursor:pointer;
  transition:all .3s;
  background:transparent;
  text-align:left;
  color:var(--cream);
  font-family:var(--font-body);
}
.option-card:hover{border-color:var(--gold);}
.option-card.selected{
  border-color:var(--gold);
  background:rgba(198,183,159,.08);
}
.option-card .oc-title{
  font-family:var(--font-title);
  font-size:1rem;
  margin-bottom:.3rem;
}
.option-card .oc-meta{
  font-size:.78rem;
  color:var(--cream-dim);
}

.modalidad-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:1rem;
  max-width:520px;
}

.calendar{
  display:grid;
  grid-template-columns:repeat(7,1fr);
  gap:.35rem;
  max-width:400px;
}
.calendar .dow{
  text-align:center;
  font-family:var(--font-title);
  font-size:.62rem;
  letter-spacing:.08em;
  color:var(--cream-dim);
  padding-bottom:.3rem;
}
.day{
  aspect-ratio:1;
  display:flex;
  align-items:center;
  justify-content:center;
  border:1px solid rgba(198,183,159,.16);
  border-radius:50%;
  font-size:.74rem;
  cursor:pointer;
  transition:all .25s;
  color:var(--cream-dim);
}
.day.empty{border:none;cursor:default;}
.day.available:hover{border-color:var(--gold);color:var(--cream);}
.day.selected{background:var(--gold);color:var(--black);border-color:var(--gold);font-weight:500;transform:scale(1.08);}
.day.disabled{
  color:rgba(198,183,159,.22);
  cursor:not-allowed;
  text-decoration:line-through;
}

.time-grid{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(92px,1fr));
  gap:.7rem;
  max-width:640px;
}
.time-slot{
  padding:.7rem .5rem;
  text-align:center;
  border:1px solid rgba(198,183,159,.25);
  border-radius:3px;
  font-size:.84rem;
  cursor:pointer;
  transition:all .25s;
  color:var(--cream-dim);
}
.time-slot:hover{border-color:var(--gold);color:var(--cream);}
.time-slot.selected{background:var(--gold);color:var(--black);border-color:var(--gold);}
.time-slot.blocked{
  opacity:.3;
  cursor:not-allowed;
  text-decoration:line-through;
}

.booking-nav{
  display:flex;
  justify-content:space-between;
  margin-top:2.6rem;
  gap:1rem;
}

.summary{
  border:1px solid rgba(198,183,159,.28);
  border-radius:3px;
  padding:1.6rem;
  margin-bottom:1.8rem;
}
.summary-row{
  display:flex;
  justify-content:space-between;
  padding:.5rem 0;
  font-size:.9rem;
  border-bottom:1px solid rgba(198,183,159,.12);
}
.summary-row:last-child{border-bottom:none;}
.summary-row span:first-child{color:var(--cream-dim);}

.field{
  margin-bottom:1.2rem;
}
.field label{
  display:block;
  font-family:var(--font-title);
  font-size:.7rem;
  letter-spacing:.1em;
  text-transform:uppercase;
  color:var(--cream-dim);
  margin-bottom:.5rem;
}
.field input,.field textarea{
  width:100%;
  background:transparent;
  border:1px solid rgba(198,183,159,.35);
  border-radius:3px;
  padding:.8rem 1rem;
  color:var(--cream);
  font-family:var(--font-body);
  font-size:.92rem;
  font-weight:300;
}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--gold);}

.confirm-check{
  text-align:center;
  padding:2rem 0;
}
.confirm-logo{
  width:88px;
  border-radius:50%;
  box-shadow:0 0 0 1px rgba(198,183,159,.35), 0 15px 40px rgba(0,0,0,.5);
  margin:0 auto 1.5rem;
  animation:confirmPop .6s var(--ease);
}
@keyframes confirmPop{
  from{opacity:0;transform:scale(.7);}
  to{opacity:1;transform:scale(1);}
}

/* ---------- footer ---------- */
footer{
  background:var(--black);
  border-top:1px solid rgba(198,183,159,.15);
  padding:3.5rem 0 2rem;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr;
  gap:2.5rem;
  margin-bottom:2.5rem;
}
.footer-brand span{
  font-family:var(--font-title);
  letter-spacing:.28em;
  font-size:1rem;
}
.footer-brand p{
  color:var(--cream-dim);
  font-size:.85rem;
  margin-top:1rem;
  max-width:32ch;
}
.footer-col h4{
  font-family:var(--font-title);
  font-size:.72rem;
  letter-spacing:.15em;
  text-transform:uppercase;
  color:var(--gold);
  margin-bottom:1rem;
}
.footer-col a,.footer-col p{
  display:block;
  color:var(--cream-dim);
  font-size:.86rem;
  margin-bottom:.6rem;
}
.footer-col a:hover{color:var(--gold);}
.footer-bottom{
  border-top:1px solid rgba(198,183,159,.1);
  padding-top:1.6rem;
  font-size:.75rem;
  color:rgba(232,228,218,.4);
  display:flex;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:.6rem;
}

/* ---------- whatsapp float ---------- */
.wa-float{
  position:fixed;
  bottom:1.8rem;
  right:1.8rem;
  z-index:200;
  width:56px;height:56px;
  border-radius:50%;
  background:#25D366;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 24px rgba(0,0,0,.4);
  transition:transform .3s;
}
.wa-float:hover{transform:scale(1.08);}
.wa-float svg{width:28px;height:28px;fill:#fff;}

/* ---------- admin ---------- */
.admin-body{background:var(--black);min-height:100vh;}
.admin-login{
  min-height:100vh;
  display:flex;
  align-items:center;
  justify-content:center;
}
.admin-login form{
  width:min(360px,90vw);
  border:1px solid rgba(198,183,159,.25);
  padding:2.6rem;
  border-radius:4px;
  text-align:center;
}
.admin-login .hero-logo{width:56px;margin:0 auto 1.4rem;}
.admin-login h2{font-size:1.3rem;margin-bottom:.4rem;}
.admin-login p{color:var(--cream-dim);font-size:.85rem;margin-bottom:1.8rem;}
.admin-login .field{text-align:left;}
.admin-note{
  margin-top:1.4rem;
  font-size:.72rem;
  color:var(--cream-dim);
  line-height:1.5;
}

.admin-shell{display:none;}
.admin-shell.active{display:block;}
.admin-topbar{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:1.4rem 6vw;
  border-bottom:1px solid rgba(198,183,159,.15);
}
.admin-topbar .nav-logo span{font-size:.85rem;}
.admin-main{
  padding:2.6rem 6vw 5rem;
  max-width:1180px;
  margin:0 auto;
}
.admin-header{
  display:flex;
  justify-content:space-between;
  align-items:flex-end;
  flex-wrap:wrap;
  gap:1.2rem;
  margin-bottom:2.2rem;
}
.admin-legend{
  display:flex;
  gap:1.4rem;
  font-size:.78rem;
  color:var(--cream-dim);
  flex-wrap:wrap;
}
.legend-dot{
  display:inline-block;
  width:9px;height:9px;
  border-radius:2px;
  margin-right:.4rem;
}
.week-nav{
  display:flex;
  align-items:center;
  gap:1rem;
  margin-bottom:1.4rem;
}
.week-nav button{
  background:transparent;
  border:1px solid rgba(198,183,159,.3);
  color:var(--cream);
  width:34px;height:34px;
  border-radius:3px;
  cursor:pointer;
  font-family:var(--font-title);
}
.week-nav button:hover{border-color:var(--gold);color:var(--gold);}
.week-nav span{font-family:var(--font-title);font-size:.85rem;letter-spacing:.05em;}

.admin-schedule{
  display:grid;
  grid-template-columns:80px repeat(7,1fr);
  gap:.35rem;
  overflow-x:auto;
}
.sched-head{
  text-align:center;
  font-family:var(--font-title);
  font-size:.72rem;
  letter-spacing:.06em;
  color:var(--cream-dim);
  padding-bottom:.5rem;
}
.sched-time{
  font-size:.72rem;
  color:var(--cream-dim);
  display:flex;
  align-items:center;
  justify-content:flex-end;
  padding-right:.5rem;
}
.slot{
  min-height:34px;
  border-radius:2px;
  cursor:pointer;
  border:1px solid rgba(198,183,159,.12);
  transition:all .2s;
}
.slot.open{background:rgba(64,83,63,.55);}
.slot.blocked{background:rgba(198,183,159,.06);}
.slot.booked{background:var(--gold);cursor:default;}
.slot:hover:not(.booked){outline:1px solid var(--gold);}

.admin-panel-mode{
  display:inline-flex;
  gap:.25rem;
  padding:.3rem;
  border:1px solid rgba(198,183,159,.22);
  border-radius:30px;
  margin-bottom:1.6rem;
}

.day-list{
  margin-top:2.5rem;
}
.day-list h3{font-size:1.05rem;margin-bottom:1rem;font-weight:400;}
.dl-row{
  display:flex;
  justify-content:space-between;
  padding:.9rem 0;
  border-bottom:1px solid rgba(198,183,159,.12);
  font-size:.87rem;
}
.dl-row span:first-child{color:var(--gold);font-family:var(--font-title);width:70px;}
.dl-row span.tag{
  font-size:.68rem;
  letter-spacing:.05em;
  text-transform:uppercase;
  color:var(--cream-dim);
}

/* ---------- responsive ---------- */
@media (max-width:900px){
  .nav-links{
    position:fixed;
    top:0;right:-100%;
    height:100vh;
    width:min(320px,80vw);
    background:rgba(13,13,13,.98);
    flex-direction:column;
    justify-content:center;
    align-items:flex-start;
    padding:2rem 3rem;
    gap:2rem;
    transition:right .45s var(--ease);
    backdrop-filter:blur(20px);
  }
  .nav-links.open{right:0;}
  .nav-burger{display:block;}
  .esencia-grid{grid-template-columns:repeat(2,1fr);gap:2.2rem;}
  .servicio-lista{grid-template-columns:1fr;}
  .galeria-grid{grid-template-columns:repeat(2,1fr);grid-auto-rows:140px;}
  .footer-grid{grid-template-columns:1fr;}
  .admin-schedule{grid-template-columns:60px repeat(7,minmax(70px,1fr));}
}