/* ═══════════════════════════════════════════════════════════════
   BASE.CSS — 25 Alfileres
   Variables, reset, tipografía, botones, atmósfera, reveal, firma
   Compartido por todas las páginas públicas del proyecto.
   ═══════════════════════════════════════════════════════════════ */

/* ── Variables ───────────────────────────────────────────────── */
:root{
  --cream: #F4EFE6;
  --cream-deep: #ECE3D3;
  --paper: #FBF8F1;
  --ink: #14110F;
  --ink-soft: #524C44;
  --ink-mute: #8A8278;
  --sky: #B5CDD8;
  --sky-deep: #94B5C5;
  --rose: #C56B85;
  --coral: #E69584;
  --burgundy: #8B3A4A;
  --gold: #B89968;
  --line: rgba(20, 17, 15, 0.10);
  --line-soft: rgba(20, 17, 15, 0.05);
}

/* ── Reset ───────────────────────────────────────────────────── */
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  font-family:'Manrope', -apple-system, sans-serif;
  background:var(--cream);
  color:var(--ink);
  font-weight:300;
  line-height:1.55;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
::selection{background:var(--rose);color:var(--paper);}

/* ── Tipografías ─────────────────────────────────────────────── */
.serif{font-family:'Cormorant Garamond', Georgia, serif;font-weight:300;letter-spacing:-0.01em;}
.script{font-family:'Italianno', cursive;font-weight:400;}
.italic{font-style:italic;}
.eyebrow{
  font-size:11px;
  font-weight:500;
  letter-spacing:0.22em;
  text-transform:uppercase;
  color:var(--ink-soft);
}

/* ── Estructura ──────────────────────────────────────────────── */
.container{max-width:1280px;margin:0 auto;padding:0 32px;}
.container-narrow{max-width:920px;margin:0 auto;padding:0 32px;}
section{position:relative;}

/* ── Botones ─────────────────────────────────────────────────── */
.btn-primary{
  display:inline-flex;align-items:center;gap:14px;
  padding:16px 28px;
  background:var(--ink);color:var(--paper);
  border:none;border-radius:100px;
  font-family:'Manrope', sans-serif;
  font-size:13px;font-weight:500;letter-spacing:0.06em;text-transform:uppercase;
  text-decoration:none;cursor:pointer;
  transition:all .3s ease;
  position:relative;overflow:hidden;
}
.btn-primary::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(135deg, var(--burgundy), var(--rose));
  opacity:0;transition:opacity .3s ease;
}
.btn-primary span{position:relative;z-index:1;}
.btn-primary:hover::before{opacity:1;}
.btn-primary .arrow{
  position:relative;z-index:1;
  display:inline-flex;align-items:center;justify-content:center;
  width:24px;height:24px;border-radius:50%;
  background:var(--paper);color:var(--ink);
  transition:transform .3s ease;
}
.btn-primary:hover .arrow{transform:translateX(4px);}
.btn-ghost{
  display:inline-flex;align-items:center;gap:10px;
  padding:16px 26px;
  background:transparent;color:var(--ink);
  border:1px solid var(--line);border-radius:100px;
  font-size:13px;font-weight:400;letter-spacing:0.04em;
  text-decoration:none;
  transition:all .3s ease;
}
.btn-ghost:hover{border-color:var(--ink);background:var(--paper);}

/* ── Atmósfera ambiente ──────────────────────────────────────── */
.ambient{
  position:fixed;inset:0;pointer-events:none;z-index:0;
  overflow:hidden;
}
.orb{
  position:absolute;border-radius:50%;
  filter:blur(70px);
  will-change:transform, opacity;
}
.orb-1{
  top:-120px;right:-80px;width:720px;height:720px;
  background:radial-gradient(circle, rgba(197, 107, 133, 0.62), transparent 65%);
  animation:orbDrift1 14s infinite ease-in-out;
}
.orb-2{
  top:35%;left:-140px;width:880px;height:880px;
  background:radial-gradient(circle, rgba(181, 205, 216, 0.78), transparent 65%);
  animation:orbDrift2 18s infinite ease-in-out;
}
.orb-3{
  top:90%;right:-100px;width:760px;height:760px;
  background:radial-gradient(circle, rgba(230, 149, 132, 0.58), transparent 65%);
  animation:orbDrift3 16s infinite ease-in-out;
}
.orb-4{
  top:160%;left:25%;width:780px;height:780px;
  background:radial-gradient(circle, rgba(184, 153, 104, 0.52), transparent 65%);
  animation:orbDrift1 20s infinite ease-in-out reverse;
}
.orb-5{
  top:230%;right:5%;width:740px;height:740px;
  background:radial-gradient(circle, rgba(197, 107, 133, 0.5), transparent 65%);
  animation:orbDrift2 17s infinite ease-in-out;
}
.orb-6{
  top:300%;left:-100px;width:680px;height:680px;
  background:radial-gradient(circle, rgba(139, 58, 74, 0.42), transparent 65%);
  animation:orbDrift3 15s infinite ease-in-out reverse;
}
@keyframes orbDrift1{
  0%,100%{transform:translate(0,0) scale(1);}
  33%{transform:translate(120px,-80px) scale(1.2);}
  66%{transform:translate(-80px,100px) scale(0.82);}
}
@keyframes orbDrift2{
  0%,100%{transform:translate(0,0) scale(1);}
  25%{transform:translate(-90px,60px) scale(1.25);}
  50%{transform:translate(70px,-50px) scale(0.85);}
  75%{transform:translate(-40px,-90px) scale(1.12);}
}
@keyframes orbDrift3{
  0%,100%{transform:translate(0,0) scale(1);}
  25%{transform:translate(80px,80px) scale(0.88);}
  50%{transform:translate(-110px,40px) scale(1.22);}
  75%{transform:translate(60px,-70px) scale(1.05);}
}

/* Hilos de seda */
.silk{
  position:absolute;inset:0;
  width:100%;height:100%;
  opacity:0.95;
  will-change:transform;
}
.silk svg{width:100%;height:100%;display:block;}
.silk-1{animation:silkDrift1 22s infinite ease-in-out;}
.silk-2{animation:silkDrift2 28s infinite ease-in-out;}
.silk-3{animation:silkDrift3 25s infinite ease-in-out;}
.silk-4{animation:silkDrift1 30s infinite ease-in-out reverse;}
.silk-5{animation:silkDrift2 26s infinite ease-in-out reverse;}
@keyframes silkDrift1{
  0%,100%{transform:translate(0,0) rotate(0deg);}
  33%{transform:translate(4%,-2.5%) rotate(0.8deg);}
  66%{transform:translate(-3.5%,3%) rotate(-0.6deg);}
}
@keyframes silkDrift2{
  0%,100%{transform:translate(0,0) rotate(0deg);}
  50%{transform:translate(-4.5%,2.5%) rotate(-1deg);}
}
@keyframes silkDrift3{
  0%,100%{transform:translate(0,0) rotate(0deg);}
  25%{transform:translate(2.5%,-3.5%) rotate(0.6deg);}
  75%{transform:translate(-3%,3%) rotate(-0.4deg);}
}

/* Partículas flotantes */
.particles{
  position:absolute;inset:0;
  pointer-events:none;
}
.particle{
  position:absolute;
  width:3px;height:3px;
  border-radius:50%;
  background:var(--rose);
  opacity:0;
  will-change:transform, opacity;
}
.particle.p-sky{background:var(--sky-deep);width:2px;height:2px;}
.particle.p-coral{background:var(--coral);}
.particle.p-gold{background:var(--gold);width:2px;height:2px;}
.particle.p-burgundy{background:var(--burgundy);width:4px;height:4px;}
@keyframes floatUp{
  0%{transform:translate(0,0);opacity:0;}
  10%{opacity:0.75;}
  90%{opacity:0.75;}
  100%{transform:translate(var(--dx,40px), var(--dy,-220px));opacity:0;}
}

/* Grano de papel sutil */
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:1;
  background-image:
    radial-gradient(circle at 1px 1px, rgba(20,17,15,0.045) 1px, transparent 0);
  background-size:3px 3px;
  mix-blend-mode:multiply;
}

/* Contenido por encima de la atmósfera */
.nav, section, footer{position:relative;z-index:2;}

/* ── Reveal on scroll ────────────────────────────────────────── */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .9s ease, transform .9s ease;}
.reveal.in{opacity:1;transform:translateY(0);}

/* ── Firma Nono ──────────────────────────────────────────────── */
.nono-signature{
  border-top:1px solid rgba(244,239,230,0.06);
  padding:22px 0;
  display:flex;align-items:center;justify-content:center;gap:14px;
}
.nono-signature .nono-logo{
  display:flex;align-items:center;justify-content:center;
  flex-shrink:0;
}
.nono-signature .nono-logo img{
  height:40px;width:auto;display:block;
  opacity:0.75;
}
.nono-signature .nono-text{
  font-size:10px;font-weight:500;letter-spacing:0.18em;
  text-transform:uppercase;
  white-space:nowrap;
  background:linear-gradient(90deg, #7a5c1e 0%, #c9982a 25%, #f0d060 50%, #c9982a 75%, #7a5c1e 100%);
  background-size:200% auto;
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  background-clip:text;
  animation:goldShine 4s linear infinite;
}
@keyframes goldShine{
  0%{background-position:200% center;}
  100%{background-position:-200% center;}
}