/* alejandroysusdilemas · marca.css
   Estética otoñal (SISTEMA/08-ESTETICA.md): crema, chocolate, óxido, petróleo, oliva.
   Fraunces para títulos, Newsreader para texto. Compartido por la home y las páginas de producto. */

:root{
  --bg:#EFE6D2;
  --bg-2:#E8DCC2;
  --card:#F6EFE0;
  --ink:#2B1E17;
  --ink-soft:#4A2E22;
  --mute:#7A6352;
  --accent:#9C4A26;
  --accent-2:#B8643C;
  --deep:#1F4E52;
  --deep-2:#173B3E;
  --earth:#6B6B2E;
  --mustard:#C49A3A;
  --line:#D9CBB0;
  --on-deep:#EFE6D2;
  --on-deep-mute:rgba(239,230,210,.68);
  --ease:cubic-bezier(.16,1,.3,1);
  --wrap:1120px;
  --gutter:clamp(16px,5vw,48px);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background:var(--bg);color:var(--ink-soft);
  font-family:'Newsreader',Georgia,serif;font-size:19px;line-height:1.65;
  font-optical-sizing:auto;-webkit-font-smoothing:antialiased;overflow-x:hidden;overflow-x:clip;
}
img{max-width:100%;display:block}
a{color:inherit}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input{font:inherit}
::selection{background:var(--accent);color:var(--bg)}

/* grano de papel */
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:200;opacity:.18;mix-blend-mode:multiply;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .3 0 0 0 0 .2 0 0 0 0 .1 0 0 0 .5 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--gutter)}
.narrow{max-width:720px}

/* tipografía */
h1,h2,h3,.serif{
  font-family:'Fraunces',Georgia,serif;font-weight:350;color:var(--ink);
  font-variation-settings:"SOFT" 100,"WONK" 0;letter-spacing:-.015em;line-height:1.08;
}
h1{font-size:clamp(42px,7.2vw,92px)}
h2{font-size:clamp(32px,4.6vw,58px);margin-bottom:.5em}
h3{font-size:clamp(23px,2.3vw,29px);line-height:1.2;margin-bottom:.4em}
h1 em,h2 em,h3 em{font-style:italic;color:var(--accent);font-weight:330}
p+p{margin-top:1em}
.label{
  font-family:'Newsreader',serif;font-size:13px;font-weight:500;letter-spacing:.18em;text-transform:uppercase;
  color:var(--accent);display:inline-flex;align-items:center;gap:12px;margin-bottom:22px;
}
.label::before{content:"";width:28px;height:1px;background:currentColor}
.lead{font-size:clamp(20px,1.8vw,23px);color:var(--ink-soft);line-height:1.55}
.mute{color:var(--mute)}
strong{font-weight:500;color:var(--ink)}
.pending-tag{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--mute)}

section{position:relative;padding:clamp(80px,12vw,150px) 0}

/* botones */
.btn{
  display:inline-flex;align-items:center;gap:10px;padding:17px 30px;border-radius:999px;
  font-family:'Newsreader',serif;font-size:17px;font-weight:500;text-decoration:none;letter-spacing:.01em;
  transition:transform .5s var(--ease),background .4s,color .4s,box-shadow .5s var(--ease);
}
.btn .arr{transition:transform .5s var(--ease)}
.btn:hover .arr{transform:translateX(5px)}
.btn-primary{background:var(--accent);color:var(--bg)}
.btn-primary:hover{background:#86401f;transform:translateY(-2px);box-shadow:0 14px 30px -12px rgba(156,74,38,.55)}
.btn-ghost{border:1px solid var(--ink-soft);color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:var(--bg)}
.btn-light{background:var(--bg);color:var(--deep)}
.btn-light:hover{background:var(--mustard);color:var(--ink);transform:translateY(-2px)}
.link{color:var(--accent);text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:1px}

/* nav */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;display:flex;align-items:center;justify-content:space-between;
  padding:18px var(--gutter);transition:background .4s,box-shadow .4s,padding .4s;
}
.nav.scrolled{background:rgba(239,230,210,.92);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);box-shadow:0 1px 0 var(--line);padding-top:12px;padding-bottom:12px}
.brand{font-family:'Fraunces',serif;font-style:italic;font-size:21px;color:var(--ink);text-decoration:none;font-variation-settings:"SOFT" 100}
.nav-links{display:flex;gap:28px;align-items:center;font-size:16px}
.nav-links a{text-decoration:none;color:var(--ink-soft);transition:color .3s}
.nav-links a:hover{color:var(--accent)}
.nav-links a.btn-primary,.nav-links a.btn-primary:hover{color:var(--bg)}
.nav-links .btn{padding:10px 20px;font-size:15px}
.nav-toggle{display:none;width:44px;height:44px;align-items:center;justify-content:center}
.nav-toggle span{display:block;width:22px;height:1.5px;background:var(--ink);position:relative;transition:transform .4s var(--ease)}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:22px;height:1.5px;background:var(--ink);transition:transform .4s var(--ease)}
.nav-toggle span::before{top:-7px}.nav-toggle span::after{top:7px}
.nav.open .nav-toggle span{background:transparent}
.nav.open .nav-toggle span::before{transform:translateY(7px) rotate(45deg)}
.nav.open .nav-toggle span::after{transform:translateY(-7px) rotate(-45deg)}
@media(max-width:860px){
  .nav-toggle{display:flex}
  .nav-links{
    position:fixed;inset:0;background:var(--bg);flex-direction:column;justify-content:center;gap:26px;font-size:24px;
    font-family:'Fraunces',serif;opacity:0;pointer-events:none;transition:opacity .4s;z-index:-1;
  }
  .nav.open .nav-links{opacity:1;pointer-events:auto}
  .nav-links .btn{font-size:18px;padding:14px 26px}
}

/* revelar al hacer scroll */
.reveal{opacity:0;transform:translateY(28px);transition:opacity 1.1s var(--ease),transform 1.1s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal[data-d="1"]{transition-delay:.12s}.reveal[data-d="2"]{transition-delay:.24s}.reveal[data-d="3"]{transition-delay:.36s}.reveal[data-d="4"]{transition-delay:.48s}

/* pie */
.footer{background:var(--ink);color:rgba(239,230,210,.7);padding:64px 0 40px;font-size:16px}
.footer .wrap{display:flex;flex-wrap:wrap;gap:28px;justify-content:space-between;align-items:flex-end}
.footer .brand{color:var(--bg);font-size:26px}
.footer nav{display:flex;flex-wrap:wrap;gap:8px 22px}
.footer a{text-decoration:none}
.footer a:hover{color:var(--mustard)}
.footer small{display:block;width:100%;margin-top:18px;font-size:14px;opacity:.6}

@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}