/* =========================================================================
   MEXPR.AGENCY — Sistema de diseño
   Editorial oscuro · Instrument Serif + Inter
   ========================================================================= */

/* ---------- 1. Tokens ---------------------------------------------------- */
:root{
  --ink:        #0a0a0c;
  --ink-2:      #101014;
  --ink-3:      #16161b;
  --surface:    #131318;
  --line:       rgba(255,255,255,.09);
  --line-2:     rgba(255,255,255,.16);

  --text:       #ece9e4;
  --text-2:     #a8a49e;
  --text-3:     #6f6b66;

  --accent:     #ff4b26;
  --accent-2:   #ffb347;
  --accent-ink: #ffffff;
  --glow:       rgba(255,75,38,.30);

  --ff-display: "Instrument Serif", "Iowan Old Style", Georgia, "Times New Roman", serif;
  --ff-sans:    "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  --step--1: clamp(.80rem, .77rem + .15vw, .875rem);
  --step-0:  clamp(1rem, .96rem + .2vw, 1.0625rem);
  --step-1:  clamp(1.13rem, 1.06rem + .35vw, 1.3rem);
  --step-2:  clamp(1.4rem, 1.25rem + .75vw, 1.85rem);
  --step-3:  clamp(1.75rem, 1.45rem + 1.5vw, 2.7rem);
  --step-4:  clamp(2.2rem, 1.6rem + 3vw, 4rem);
  --step-5:  clamp(2.8rem, 1.6rem + 5.6vw, 6.5rem);

  --gutter:  clamp(1.25rem, 4vw, 3rem);
  --maxw:    1240px;
  --maxw-txt: 68ch;
  --radius:  14px;
  --radius-s: 9px;

  --sp-section: clamp(4.5rem, 3rem + 7vw, 9rem);

  --ease: cubic-bezier(.22,.61,.36,1);
  --dur: .5s;
}

/* ---------- 2. Reset ----------------------------------------------------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  margin:0;
  background:var(--ink);
  color:var(--text);
  font-family:var(--ff-sans);
  font-size:var(--step-0);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
img,svg,video{max-width:100%;height:auto;display:block}
h1,h2,h3,h4{margin:0;font-weight:400;line-height:1.05;letter-spacing:-.015em;font-family:var(--ff-display)}
p{margin:0 0 1.15em}
p:last-child{margin-bottom:0}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input,textarea,select{font:inherit;color:inherit}
::selection{background:var(--accent);color:#fff}
:focus-visible{outline:2px solid var(--accent-2);outline-offset:3px;border-radius:4px}

/* ---------- 3. Layout ---------------------------------------------------- */
.wrap{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gutter)}
.wrap-n{max-width:920px}
.section{padding-block:var(--sp-section);position:relative}
.section--tight{padding-block:clamp(3rem,2rem + 4vw,5rem)}
.section--alt{background:var(--ink-2)}
.section--line{border-top:1px solid var(--line)}
.stack>*+*{margin-top:var(--flow,1.5rem)}
.skip{position:absolute;left:-9999px;top:0;z-index:200;background:var(--accent);color:#fff;padding:.75rem 1.25rem;border-radius:0 0 8px 0}
.skip:focus{left:0}

/* ---------- 4. Tipografía ------------------------------------------------ */
.eyebrow{
  font-family:var(--ff-sans);
  font-size:var(--step--1);
  font-weight:500;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--accent);
  display:flex;align-items:center;gap:.7rem;
  margin:0 0 1.25rem;
}
.eyebrow::before{content:"";width:26px;height:1px;background:currentColor;flex:none}
.eyebrow--c{justify-content:center}
.h-xl{font-size:var(--step-5)}
.h-lg{font-size:var(--step-4)}
.h-md{font-size:var(--step-3)}
.h-sm{font-size:var(--step-2)}
.h-xs{font-size:var(--step-1);font-family:var(--ff-sans);font-weight:600;letter-spacing:-.01em;line-height:1.3}
em,.it{font-style:italic;color:var(--accent-2)}
.lead{font-size:var(--step-1);color:var(--text-2);line-height:1.6;max-width:56ch}
.lead--c{margin-inline:auto;text-align:center}
.prose{max-width:var(--maxw-txt);color:var(--text-2)}
.prose strong{color:var(--text);font-weight:600}
.muted{color:var(--text-2)}
.center{text-align:center}
.center .lead{margin-inline:auto}
.center .eyebrow{justify-content:center}

/* ---------- 5. Header ---------------------------------------------------- */
.hdr{
  position:sticky;top:0;z-index:100;
  background:color-mix(in srgb, var(--ink) 78%, transparent);
  backdrop-filter:saturate(160%) blur(14px);
  -webkit-backdrop-filter:saturate(160%) blur(14px);
  border-bottom:1px solid transparent;
  transition:border-color .3s, background .3s;
}
.hdr.is-stuck{border-bottom-color:var(--line);background:color-mix(in srgb, var(--ink) 92%, transparent)}
.hdr__in{display:flex;align-items:center;gap:1.5rem;height:72px}
.logo{display:flex;align-items:baseline;gap:.5rem;font-family:var(--ff-display);font-size:1.5rem;letter-spacing:-.02em;flex:none}
.logo b{font-weight:400}
.logo .dot{width:7px;height:7px;border-radius:50%;background:var(--accent);display:inline-block;transform:translateY(-2px)}
.nav{margin-left:auto;display:flex;align-items:center;gap:.35rem}
.nav a,.nav button{
  font-size:.9375rem;color:var(--text-2);padding:.55rem .8rem;border-radius:8px;
  display:inline-flex;align-items:center;gap:.35rem;transition:color .2s,background .2s;
}
.nav a:hover,.nav button:hover,.nav a[aria-current="page"]{color:var(--text);background:rgba(255,255,255,.05)}
.nav a[aria-current="page"]{color:var(--accent-2)}
.nav .chev{width:12px;height:12px;transition:transform .25s}
.has-mega{position:relative}
.has-mega[data-open="true"] .chev{transform:rotate(180deg)}
.mega{
  position:absolute;top:calc(100% + 10px);right:0;width:min(660px,80vw);
  background:var(--ink-2);border:1px solid var(--line);border-radius:var(--radius);
  padding:.75rem;display:grid;grid-template-columns:1fr 1fr;gap:.25rem;
  box-shadow:0 30px 70px -20px rgba(0,0,0,.85);
  opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity .22s var(--ease),transform .22s var(--ease),visibility .22s;
}
.has-mega[data-open="true"] .mega{opacity:1;visibility:visible;transform:none}
.mega a{display:flex;gap:.75rem;align-items:flex-start;padding:.7rem .8rem;border-radius:10px;color:var(--text-2)}
.mega a:hover{background:rgba(255,255,255,.05)}
.mega .ic{width:18px;height:18px;color:var(--accent);flex:none;margin-top:.2rem}
.mega strong{display:block;color:var(--text);font-size:.9375rem;font-weight:600;line-height:1.35}
.mega span{font-size:.8125rem;color:var(--text-3);line-height:1.4;display:block}

.lang{display:flex;align-items:center;gap:.15rem;border:1px solid var(--line);border-radius:999px;padding:.2rem;margin-left:.4rem}
.lang a{padding:.3rem .6rem;font-size:.75rem;font-weight:600;letter-spacing:.06em;border-radius:999px;color:var(--text-3)}
.lang a[aria-current]{background:var(--accent);color:#fff}
.lang a:hover{color:var(--text);background:rgba(255,255,255,.06)}
.lang a[aria-current]:hover{background:var(--accent);color:#fff}

.burger{display:none;margin-left:auto;width:44px;height:44px;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:10px}
.burger span{display:block;width:18px;height:1.5px;background:var(--text);position:relative;transition:transform .3s var(--ease),background .2s}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:18px;height:1.5px;background:var(--text);transition:transform .3s var(--ease)}
.burger span::before{top:-6px}.burger span::after{top:6px}
body.menu-open .burger span{background:transparent}
body.menu-open .burger span::before{transform:translateY(6px) rotate(45deg)}
body.menu-open .burger span::after{transform:translateY(-6px) rotate(-45deg)}

.drawer{
  position:fixed;inset:72px 0 0;z-index:99;background:var(--ink);
  padding:1.5rem var(--gutter) 3rem;overflow-y:auto;overscroll-behavior:contain;
  opacity:0;visibility:hidden;transform:translateY(-1rem);
  transition:opacity .3s var(--ease),transform .3s var(--ease),visibility .3s;
}
body.menu-open .drawer{opacity:1;visibility:visible;transform:none}
.drawer a{display:block;padding:.85rem 0;border-bottom:1px solid var(--line);font-size:1.125rem;color:var(--text-2)}
.drawer a:hover,.drawer a[aria-current="page"]{color:var(--accent-2)}
.drawer .sub a{padding-left:1rem;font-size:1rem}
.drawer__label{font-size:var(--step--1);letter-spacing:.16em;text-transform:uppercase;color:var(--text-3);margin:2rem 0 .5rem}

@media (max-width:960px){
  .nav{display:none}
  .burger{display:flex}
}
@media (min-width:961px){ .drawer{display:none} }

/* ---------- 6. Botones --------------------------------------------------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.6rem;
  padding:.95rem 1.7rem;border-radius:999px;
  font-size:.9375rem;font-weight:600;letter-spacing:.01em;
  transition:transform .25s var(--ease),background .25s,color .25s,border-color .25s,box-shadow .25s;
  will-change:transform;text-align:center;
}
.btn .ic{width:16px;height:16px;transition:transform .25s var(--ease)}
.btn:hover .ic{transform:translateX(3px)}
.btn--primary{background:var(--accent);color:#fff;box-shadow:0 10px 30px -12px var(--glow)}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 18px 40px -14px var(--glow)}
.btn--ghost{border:1px solid var(--line-2);color:var(--text)}
.btn--ghost:hover{border-color:var(--text-2);background:rgba(255,255,255,.05);transform:translateY(-2px)}
.btn--light{background:var(--text);color:var(--ink)}
.btn--light:hover{transform:translateY(-2px);background:#fff}
.btn-row{display:flex;flex-wrap:wrap;gap:.85rem;margin-top:2rem}
.center .btn-row{justify-content:center}
.link{
  display:inline-flex;align-items:center;gap:.45rem;color:var(--accent-2);
  font-weight:500;font-size:.9375rem;border-bottom:1px solid transparent;transition:border-color .2s,gap .2s;
}
.link .ic{width:15px;height:15px}
.link:hover{border-bottom-color:currentColor;gap:.7rem}

/* ---------- 7. Hero ------------------------------------------------------ */
.hero{position:relative;padding-block:clamp(4rem,3rem + 8vw,8.5rem) clamp(3.5rem,2rem + 6vw,7rem);overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:-30% -10% auto;height:120%;pointer-events:none;
  background:
    radial-gradient(48% 42% at 18% 8%, rgba(255,75,38,.20), transparent 62%),
    radial-gradient(40% 38% at 82% 22%, rgba(255,179,71,.11), transparent 65%);
  filter:blur(8px);
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='.30'/%3E%3C/svg%3E");
  mix-blend-mode:overlay;
}
.hero>*{position:relative;z-index:1}
.hero h1{max-width:16ch;text-wrap:balance}
.hero .lead{margin-top:1.75rem;font-size:clamp(1.05rem,1rem + .5vw,1.35rem);max-width:52ch}
.hero--page h1{max-width:20ch}
.hero--page{padding-block:clamp(3.5rem,2.5rem + 6vw,6.5rem) clamp(2.5rem,2rem + 3vw,4rem)}

.hero-meta{display:flex;flex-wrap:wrap;gap:.6rem 2rem;margin-top:3rem;padding-top:1.75rem;border-top:1px solid var(--line);color:var(--text-3);font-size:var(--step--1)}
.hero-meta span{display:inline-flex;align-items:center;gap:.5rem}
.hero-meta .ic{width:15px;height:15px;color:var(--accent)}

/* Breadcrumbs */
.crumbs{display:flex;flex-wrap:wrap;gap:.5rem;align-items:center;font-size:var(--step--1);color:var(--text-3);margin-bottom:1.75rem}
.crumbs a:hover{color:var(--text-2)}
.crumbs .sep{opacity:.4}

/* ---------- 8. Marquee --------------------------------------------------- */
.marquee{border-block:1px solid var(--line);overflow:hidden;padding-block:1.1rem;background:var(--ink-2)}
.marquee__t{display:flex;width:max-content;animation:slide 42s linear infinite}
.marquee ul{display:flex;align-items:center;gap:3rem;padding-right:3rem}
.marquee li{
  display:flex;align-items:center;gap:3rem;white-space:nowrap;
  font-family:var(--ff-display);font-size:1.35rem;color:var(--text-3);
}
.marquee li::after{content:"";width:5px;height:5px;border-radius:50%;background:var(--accent);opacity:.7}
@keyframes slide{to{transform:translateX(-50%)}}
.marquee:hover .marquee__t{animation-play-state:paused}
@media (prefers-reduced-motion:reduce){.marquee__t{animation:none}}

/* ---------- 9. Grids / Cards -------------------------------------------- */
.grid{display:grid;gap:1.25rem}
.grid--2{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}
.grid--3{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.grid--4{grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}

.card{
  position:relative;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:clamp(1.5rem,1.2rem + 1vw,2.1rem);
  transition:border-color .3s,transform .3s var(--ease),background .3s;
  overflow:hidden;display:flex;flex-direction:column;
}
.card::before{
  content:"";position:absolute;inset:0 0 auto;height:1px;
  background:linear-gradient(90deg,transparent,var(--accent),transparent);
  opacity:0;transition:opacity .35s;
}
.card:hover{border-color:var(--line-2);transform:translateY(-4px);background:var(--ink-3)}
.card:hover::before{opacity:1}
.card .ic{width:26px;height:26px;color:var(--accent);margin-bottom:1.15rem}
.card h3{font-family:var(--ff-sans);font-size:var(--step-1);font-weight:600;letter-spacing:-.01em;line-height:1.3;margin-bottom:.6rem}
.card p{color:var(--text-2);font-size:.9375rem;line-height:1.6}
.card .link{margin-top:auto;padding-top:1.25rem}
a.card:hover h3{color:var(--accent-2)}
.card--num::after{
  content:attr(data-n);position:absolute;top:1rem;right:1.25rem;
  font-family:var(--ff-display);font-size:3.25rem;line-height:1;color:var(--text);opacity:.07;
}
.card--flat{background:transparent;border-color:transparent;border-top:1px solid var(--line);border-radius:0;padding-inline:0}
.card--flat:hover{transform:none;background:transparent;border-color:transparent;border-top-color:var(--line-2)}

/* ---------- 10. Stats ---------------------------------------------------- */
.stats{display:grid;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.stat{background:var(--ink-2);padding:clamp(1.6rem,1.2rem + 1.5vw,2.4rem)}
.stat__v{font-family:var(--ff-display);font-size:clamp(2.6rem,2rem + 3vw,4.2rem);line-height:1;color:var(--text);letter-spacing:-.03em}
.stat__v .u{color:var(--accent);font-size:.55em;vertical-align:.28em;margin-left:.05em}
.stat__l{margin-top:.9rem;color:var(--text-2);font-size:.9375rem;line-height:1.55;max-width:30ch}

/* ---------- 11. Split ---------------------------------------------------- */
.split{display:grid;gap:clamp(2rem,1rem + 4vw,4.5rem);align-items:start}
@media (min-width:900px){.split{grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr)}
  .split--rev{grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr)}
  .split__sticky{position:sticky;top:104px}
}
.deflist{border-top:1px solid var(--line)}
.deflist li{display:grid;gap:.35rem 2.5rem;padding:1.5rem 0;border-bottom:1px solid var(--line)}
@media (min-width:720px){.deflist li{grid-template-columns:minmax(150px,.35fr) 1fr}}
.deflist dt,.deflist b{color:var(--accent-2);font-weight:600;font-size:.9375rem;letter-spacing:.01em}
.deflist p{color:var(--text-2);font-size:.9375rem;line-height:1.65}

/* ---------- 12. Acordeón ------------------------------------------------- */
.acc{border-top:1px solid var(--line)}
.acc details{border-bottom:1px solid var(--line)}
.acc summary{
  display:flex;align-items:center;gap:1.25rem;padding:1.35rem 0;cursor:pointer;list-style:none;
  font-weight:600;font-size:var(--step-1);line-height:1.35;transition:color .2s;
}
.acc summary::-webkit-details-marker{display:none}
.acc summary:hover{color:var(--accent-2)}
.acc .n{font-family:var(--ff-display);font-size:1rem;color:var(--accent);flex:none;width:2ch;font-weight:400}
.acc .plus{margin-left:auto;flex:none;width:20px;height:20px;position:relative}
.acc .plus::before,.acc .plus::after{content:"";position:absolute;inset:50% 0 auto;height:1.5px;background:currentColor;transition:transform .3s var(--ease)}
.acc .plus::after{transform:rotate(90deg)}
.acc details[open] .plus::after{transform:rotate(0)}
.acc details[open] summary{color:var(--accent-2)}
.acc__body{padding:0 0 1.6rem;color:var(--text-2);font-size:.9375rem;line-height:1.7;max-width:75ch}
@media (min-width:720px){.acc__body{padding-left:calc(2ch + 1.25rem)}}

/* ---------- 13. Cita ----------------------------------------------------- */
.quote{position:relative;padding-block:clamp(3.5rem,2rem + 6vw,7rem);background:var(--ink-2);border-block:1px solid var(--line)}
.quote blockquote{margin:0;font-family:var(--ff-display);font-size:var(--step-3);line-height:1.25;letter-spacing:-.015em;text-wrap:balance;max-width:22ch}
.quote blockquote::before{content:"“";display:block;font-size:4em;line-height:.7;color:var(--accent);opacity:.35;margin-bottom:.1em}
.quote figcaption{margin-top:2rem;font-size:var(--step--1);letter-spacing:.14em;text-transform:uppercase;color:var(--text-3)}
.quote figcaption b{display:block;color:var(--text-2);letter-spacing:.06em;font-weight:600;margin-bottom:.2rem}
@media (min-width:900px){.quote blockquote{max-width:26ch;font-size:var(--step-4)}}

/* ---------- 14. Proceso -------------------------------------------------- */
.steps{counter-reset:s;display:grid;gap:0}
.step{display:grid;gap:.6rem 2.5rem;padding:1.9rem 0;border-top:1px solid var(--line);position:relative}
.step:last-child{border-bottom:1px solid var(--line)}
@media (min-width:820px){.step{grid-template-columns:auto minmax(180px,.4fr) 1fr;align-items:baseline}}
.step__n{font-family:var(--ff-display);font-size:1.1rem;color:var(--accent);min-width:3ch}
.step h3{font-family:var(--ff-sans);font-size:var(--step-1);font-weight:600;letter-spacing:-.01em}
.step p{color:var(--text-2);font-size:.9375rem;line-height:1.7}

/* ---------- 15. Pills / sectores ---------------------------------------- */
.pills{display:flex;flex-wrap:wrap;gap:.6rem}
.pill{
  border:1px solid var(--line);border-radius:999px;padding:.55rem 1.1rem;
  font-size:.875rem;color:var(--text-2);transition:border-color .25s,color .25s,transform .25s var(--ease);
}
.pill:hover{border-color:var(--accent);color:var(--text);transform:translateY(-2px)}
.tick{display:grid;gap:.85rem}
.tick li{display:flex;gap:.85rem;align-items:flex-start;color:var(--text-2);font-size:.9375rem;line-height:1.6}
.tick .ic{width:18px;height:18px;color:var(--accent);flex:none;margin-top:.25rem}

/* ---------- 16. CTA ------------------------------------------------------ */
.cta{position:relative;overflow:hidden;border-radius:clamp(16px,2vw,24px);
  background:linear-gradient(135deg,#191014,#120d10 55%,#14100c);
  border:1px solid var(--line);padding:clamp(2.25rem,1.5rem + 4vw,4.5rem);text-align:center}
.cta::before{content:"";position:absolute;inset:auto -20% -60% -20%;height:150%;
  background:radial-gradient(45% 55% at 50% 100%, var(--glow), transparent 70%);pointer-events:none}
.cta>*{position:relative}
.cta h2{max-width:20ch;margin-inline:auto;text-wrap:balance}
.cta .lead{margin:1.25rem auto 0}

/* ---------- 17. Formulario ---------------------------------------------- */
.form{display:grid;gap:1.1rem}
.field{display:grid;gap:.45rem}
.field label{font-size:.8125rem;letter-spacing:.1em;text-transform:uppercase;color:var(--text-3);font-weight:500}
.field label .req{color:var(--accent)}
.field input,.field textarea,.field select{
  background:var(--ink-2);border:1px solid var(--line);border-radius:10px;
  padding:.9rem 1.05rem;color:var(--text);width:100%;
  transition:border-color .2s,background .2s;font-size:.9375rem;
}
.field textarea{min-height:150px;resize:vertical}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--accent);background:var(--ink-3)}
.field input::placeholder,.field textarea::placeholder{color:var(--text-3)}
.field select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none' stroke='%23a8a49e' stroke-width='1.5'%3E%3Cpath d='m1 1 5 5 5-5'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 1.05rem center;padding-right:2.5rem}
.field--err input,.field--err textarea{border-color:#ff5a5a}
.err{color:#ff8080;font-size:.8125rem;display:none}
.field--err .err{display:block}
.form__row{display:grid;gap:1.1rem}
@media (min-width:640px){.form__row{grid-template-columns:1fr 1fr}}
.consent{display:flex;gap:.75rem;align-items:flex-start;font-size:.8125rem;color:var(--text-3);line-height:1.55}
.consent input{width:18px;height:18px;flex:none;margin-top:.15rem;accent-color:var(--accent)}
.consent a{color:var(--accent-2);text-decoration:underline;text-underline-offset:3px}
.hp{position:absolute;left:-9999px;opacity:0;height:0;width:0}
.form__msg{padding:1rem 1.15rem;border-radius:10px;font-size:.9375rem;display:none}
.form__msg.ok{display:block;background:rgba(60,200,120,.10);border:1px solid rgba(60,200,120,.35);color:#9ff0c0}
.form__msg.ko{display:block;background:rgba(255,90,90,.10);border:1px solid rgba(255,90,90,.35);color:#ffb0b0}

.contact-side{display:grid;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.contact-side a,.contact-side div{display:flex;gap:1rem;align-items:flex-start;padding:1.4rem 1.5rem;background:var(--ink-2);transition:background .25s}
.contact-side a:hover{background:var(--ink-3)}
.contact-side .ic{width:20px;height:20px;color:var(--accent);flex:none;margin-top:.15rem}
.contact-side b{display:block;font-size:.75rem;letter-spacing:.12em;text-transform:uppercase;color:var(--text-3);font-weight:500;margin-bottom:.3rem}
.contact-side span{color:var(--text);font-size:.9375rem}

/* ---------- 18. Footer --------------------------------------------------- */
.ftr{border-top:1px solid var(--line);background:var(--ink-2);padding-block:clamp(3rem,2rem + 4vw,5rem) 2rem;margin-top:0}
.ftr__grid{display:grid;gap:2.5rem}
@media (min-width:820px){.ftr__grid{grid-template-columns:1.4fr 1fr 1fr 1fr}}
.ftr h4{font-family:var(--ff-sans);font-size:.75rem;letter-spacing:.14em;text-transform:uppercase;color:var(--text-3);font-weight:500;margin-bottom:1.1rem}
.ftr li+li{margin-top:.6rem}
.ftr a{color:var(--text-2);font-size:.9375rem;transition:color .2s}
.ftr a:hover{color:var(--accent-2)}
.ftr__about p{color:var(--text-2);font-size:.9375rem;max-width:34ch;margin-top:1rem}
.social{display:flex;gap:.6rem;margin-top:1.5rem}
.social a{width:40px;height:40px;border:1px solid var(--line);border-radius:10px;display:grid;place-items:center;transition:border-color .25s,color .25s,transform .25s var(--ease)}
.social a:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px)}
.social .ic{width:18px;height:18px}
.ftr__bot{margin-top:3rem;padding-top:1.5rem;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:1rem 1.5rem;align-items:center;justify-content:space-between;color:var(--text-3);font-size:.8125rem}
.ftr__bot ul{display:flex;flex-wrap:wrap;gap:1.25rem}

/* ---------- 19. Utilidades / UI ----------------------------------------- */
/* Entrada del hero: animación CSS pura. El contenido principal nunca
   depende de JavaScript para ser visible. */
@keyframes enterUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:none}}
.enter{animation:enterUp .8s var(--ease) both}
.enter--2{animation-delay:.1s}
@media (prefers-reduced-motion:reduce){.enter{animation:none}}

/* La animación de entrada solo se aplica si hay JavaScript: sin él,
   el contenido es visible desde el primer momento. */
.js .reveal{opacity:0;transform:translateY(22px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.js .reveal{opacity:1;transform:none;transition:none}}

.top{
  position:fixed;right:clamp(1rem,3vw,2rem);bottom:clamp(1rem,3vw,2rem);z-index:80;
  width:46px;height:46px;border-radius:50%;background:var(--surface);border:1px solid var(--line-2);
  display:grid;place-items:center;color:var(--text-2);
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .3s,transform .3s var(--ease),visibility .3s,border-color .25s,color .25s;
}
.top.in{opacity:1;visibility:visible;transform:none}
.top:hover{color:var(--accent);border-color:var(--accent)}
.top .ic{width:18px;height:18px;transform:rotate(-90deg)}

.cookie{
  position:fixed;left:clamp(1rem,3vw,2rem);bottom:clamp(1rem,3vw,2rem);z-index:90;
  width:min(420px,calc(100vw - 2rem));background:var(--ink-3);border:1px solid var(--line-2);
  border-radius:var(--radius);padding:1.35rem 1.5rem;box-shadow:0 30px 70px -20px rgba(0,0,0,.9);
  transform:translateY(140%);transition:transform .5s var(--ease);
}
.cookie.in{transform:none}
.cookie p{font-size:.875rem;color:var(--text-2);line-height:1.6}
.cookie a{color:var(--accent-2);text-decoration:underline;text-underline-offset:3px}
.cookie__btns{display:flex;gap:.6rem;margin-top:1rem;flex-wrap:wrap}
.cookie .btn{padding:.6rem 1.15rem;font-size:.8125rem}

/* Página 404 */
.e404{min-height:60vh;display:grid;place-items:center;text-align:center}
.e404 .code{font-family:var(--ff-display);font-size:clamp(5rem,4rem + 10vw,12rem);line-height:.85;color:var(--accent);opacity:.9}