/* ============================================================
   Taller Madera Sur — Estudio de arquitectura, Pucón
   Cálido residencial: madera, tierra y hogar humano
   ============================================================ */

:root{
  --bg:#F4EDE1;
  --surface:#FBF6EC;
  --fg:#2A2017;
  --muted:#6E5C49;
  --accent:#9A5A2B;        /* nogal — relleno/bordes/acento grande */
  --accent-text:#7C4620;   /* nogal oscuro — texto chico sobre claro */
  --line:#D8C9B4;

  --maxw:1180px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --ease-soft:cubic-bezier(.34,1.2,.64,1);
  --radius:18px;
  --radius-sm:12px;
}

*,*::before,*::after{box-sizing:border-box}

html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

body{
  margin:0;
  background:var(--bg);
  color:var(--fg);
  font-family:"Spectral",Georgia,serif;
  font-size:18px;
  line-height:1.7;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}

h1,h2,h3{
  font-family:"Fraunces","Spectral",Georgia,serif;
  font-weight:600;
  line-height:1.08;
  letter-spacing:-.01em;
  color:var(--fg);
  margin:0;
  font-optical-sizing:auto;
}

p{margin:0 0 1rem}
a{color:inherit;text-decoration:none}
img,svg{display:block;max-width:100%}
em{font-style:italic;color:var(--accent-text)}

::selection{background:var(--accent);color:var(--surface)}

:focus-visible{
  outline:3px solid var(--accent);
  outline-offset:3px;
  border-radius:4px;
}

/* ---------- layout helpers ---------- */
.section{
  padding:clamp(4.5rem,9vw,8rem) clamp(1.25rem,5vw,3rem);
}
.section__head{max-width:740px;margin:0 auto clamp(2.5rem,5vw,4rem);text-align:center}
.section__head h2{font-size:clamp(2rem,4.6vw,3.15rem);margin:.5rem 0 1rem}
.section__sub{color:var(--muted);font-size:clamp(1.05rem,1.6vw,1.2rem);max-width:60ch;margin:0 auto}

.eyebrow{
  font-family:"Spectral",serif;
  font-weight:600;
  font-size:.82rem;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--accent-text);
  margin:0 0 .4rem;
  display:flex;
  align-items:center;
  gap:.6rem;
  justify-content:inherit;
}
.section__head .eyebrow{justify-content:center}
.eyebrow::before{
  content:"";
  width:30px;height:2px;
  background:var(--accent);
  display:inline-block;
  border-radius:2px;
}

/* ---------- buttons ---------- */
.btn{
  --pad:.95rem 1.7rem;
  display:inline-flex;align-items:center;gap:.55rem;
  padding:var(--pad);
  font-family:"Fraunces",serif;
  font-weight:600;
  font-size:1.02rem;
  border-radius:999px;
  cursor:pointer;
  border:2px solid transparent;
  transition:transform .35s var(--ease-soft),background .3s var(--ease),color .3s var(--ease),box-shadow .3s var(--ease);
  text-align:center;
  line-height:1;
}
.btn--solid{
  background:var(--accent);
  color:var(--surface);
  box-shadow:0 10px 24px -12px rgba(122,70,32,.65);
}
.btn--solid:hover{background:var(--accent-text);transform:translateY(-2px)}
.btn--ghost{
  background:transparent;
  color:var(--accent-text);
  border-color:var(--line);
}
.btn--ghost:hover{border-color:var(--accent);background:var(--surface);transform:translateY(-2px)}
.btn--full{width:100%;justify-content:center;border:none;font-size:1.08rem;padding:1.05rem}
.btn--wa{background:#25D366;color:#08361b;box-shadow:0 12px 28px -12px rgba(37,211,102,.7)}
.btn--wa:hover{background:#1eb858;transform:translateY(-2px)}

/* ============================================================
   DEMO BAR (Digital Bee)
   ============================================================ */
.demobar{
  position:sticky;top:0;z-index:120;
  display:flex;align-items:center;justify-content:center;gap:.5rem;
  height:34px;
  background:var(--fg);
  color:var(--surface);
  font-family:"Spectral",serif;
  font-size:.8rem;
  letter-spacing:.02em;
  text-align:center;
  padding:0 1rem;
  transition:background .3s var(--ease);
}
.demobar strong{color:#E8C9A0;font-weight:600}
.demobar:hover{background:#3a2c20}
.demobar__dot{
  width:7px;height:7px;border-radius:50%;
  background:#25D366;flex:none;
  box-shadow:0 0 0 0 rgba(37,211,102,.6);
  animation:pulse 2.4s var(--ease) infinite;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(37,211,102,.5)}
  70%{box-shadow:0 0 0 7px rgba(37,211,102,0)}
  100%{box-shadow:0 0 0 0 rgba(37,211,102,0)}
}

/* ============================================================
   NAV
   ============================================================ */
.nav{
  position:sticky;top:34px;z-index:110;
  display:flex;align-items:center;justify-content:space-between;
  gap:1rem;
  padding:.85rem clamp(1.25rem,5vw,3rem);
  background:color-mix(in srgb,var(--bg) 86%,transparent);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid color-mix(in srgb,var(--line) 60%,transparent);
}
.nav__brand{display:flex;align-items:center;gap:.65rem}
.nav__mark{color:var(--accent);display:flex}
.nav__name{
  font-family:"Fraunces",serif;
  font-weight:600;
  font-size:1.22rem;
  letter-spacing:-.01em;
}
.nav__links{display:flex;align-items:center;gap:.4rem}
.nav__links a{
  font-family:"Spectral",serif;
  font-weight:500;
  font-size:1rem;
  color:var(--muted);
  padding:.5rem .85rem;
  border-radius:999px;
  transition:color .25s var(--ease),background .25s var(--ease);
}
.nav__links a:hover{color:var(--fg)}
.nav__cta{
  background:var(--accent)!important;
  color:var(--surface)!important;
  font-family:"Fraunces",serif!important;
  font-weight:600!important;
}
.nav__cta:hover{background:var(--accent-text)!important}

/* ============================================================
   HERO
   ============================================================ */
.hero{
  position:relative;
  min-height:100svh;
  display:flex;
  flex-direction:column;
  justify-content:center;
  padding:clamp(3rem,7vw,6rem) clamp(1.25rem,5vw,3rem) clamp(4rem,6vw,5rem);
  overflow:hidden;
}
.hero__bg{
  position:absolute;inset:0;z-index:0;
  background:
    radial-gradient(900px 520px at 78% 18%, rgba(232,201,160,.55), transparent 60%),
    radial-gradient(720px 600px at 8% 90%, rgba(154,90,43,.14), transparent 62%),
    linear-gradient(180deg,var(--surface) 0%,var(--bg) 60%);
}
.hero__bg::after{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(var(--line) 1px,transparent 1px),
    linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:46px 46px;
  opacity:.16;
  mask-image:radial-gradient(circle at 50% 40%,#000,transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 50% 40%,#000,transparent 78%);
}
.hero__inner{
  position:relative;z-index:1;
  max-width:var(--maxw);margin:0 auto;width:100%;
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:clamp(2rem,5vw,4.5rem);
  align-items:center;
}
.hero__title{
  font-size:clamp(2.5rem,6.2vw,4.7rem);
  font-weight:600;
  margin:.6rem 0 1.4rem;
  max-width:14ch;
}
.hero__lead{
  font-size:clamp(1.1rem,1.8vw,1.32rem);
  color:var(--muted);
  max-width:48ch;
  margin-bottom:2rem;
}
.hero__actions{display:flex;flex-wrap:wrap;gap:.9rem;margin-bottom:2.8rem}
.hero__stats{
  list-style:none;margin:0;padding:0;
  display:flex;flex-wrap:wrap;gap:clamp(1.4rem,4vw,2.8rem);
  border-top:1px solid var(--line);
  padding-top:1.6rem;
}
.hero__stats li{display:flex;flex-direction:column;gap:.15rem}
.hero__stats strong{
  font-family:"Fraunces",serif;
  font-size:clamp(1.8rem,3vw,2.4rem);
  font-weight:600;
  color:var(--accent-text);
  line-height:1;
}
.hero__stats span{font-size:.92rem;color:var(--muted);max-width:16ch}

.hero__art{position:relative}
.houseart{
  width:100%;height:auto;
  filter:drop-shadow(0 30px 50px rgba(110,63,30,.18));
  animation:float 7s var(--ease) infinite;
}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}
@media (prefers-reduced-motion:reduce){.houseart{animation:none}}

.hero__scroll{
  position:absolute;left:50%;bottom:1.6rem;transform:translateX(-50%);
  z-index:2;
  width:26px;height:42px;
  border:2px solid var(--line);
  border-radius:14px;
  display:flex;justify-content:center;padding-top:7px;
}
.hero__scroll span{
  width:4px;height:9px;border-radius:3px;background:var(--accent);
  animation:scrolldot 1.8s var(--ease) infinite;
}
@keyframes scrolldot{0%{opacity:0;transform:translateY(-3px)}40%{opacity:1}80%{opacity:0;transform:translateY(8px)}}
@media (prefers-reduced-motion:reduce){.hero__scroll span{animation:none}}

/* ============================================================
   ESTUDIO
   ============================================================ */
.estudio{background:var(--bg)}
.estudio__grid{
  max-width:var(--maxw);margin:0 auto;
  display:grid;grid-template-columns:.85fr 1.15fr;
  gap:clamp(2rem,5vw,4.5rem);
  align-items:start;
}
.estudio__lead h2{font-size:clamp(2rem,4.2vw,3rem);margin-top:.6rem}
.estudio__body p{font-size:1.13rem;color:var(--muted)}
.estudio__body p:first-child{color:var(--fg)}
.estudio__values{
  list-style:none;margin:2.2rem 0 0;padding:0;
  display:grid;gap:1.1rem;
}
.estudio__values li{
  display:flex;gap:1rem;align-items:flex-start;
  padding:1.1rem 1.2rem;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  transition:transform .4s var(--ease),box-shadow .4s var(--ease);
}
.estudio__values li:hover{transform:translateX(4px);box-shadow:0 14px 30px -20px rgba(110,63,30,.45)}
.estudio__values svg{color:var(--accent);flex:none;margin-top:2px}
.estudio__values strong{display:block;font-family:"Fraunces",serif;font-weight:600;font-size:1.08rem}
.estudio__values span{font-size:.98rem;color:var(--muted)}

/* ============================================================
   SERVICIOS
   ============================================================ */
.servicios{background:var(--surface)}
.cards{
  max-width:var(--maxw);margin:0 auto;
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:1.4rem;
}
.card{
  position:relative;
  background:var(--bg);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:2rem 1.8rem 1.7rem;
  display:flex;flex-direction:column;
  transition:transform .45s var(--ease),box-shadow .45s var(--ease),border-color .45s var(--ease);
  overflow:hidden;
}
.card::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:var(--accent);
  transform:scaleY(0);transform-origin:top;
  transition:transform .45s var(--ease);
}
.card:hover{transform:translateY(-7px);box-shadow:0 26px 50px -28px rgba(110,63,30,.5);border-color:color-mix(in srgb,var(--accent) 40%,var(--line))}
.card:hover::before{transform:scaleY(1)}
.card__icon{
  width:54px;height:54px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  background:color-mix(in srgb,var(--accent) 12%,var(--surface));
  color:var(--accent);
  margin-bottom:1.3rem;
  transition:background .4s var(--ease),transform .4s var(--ease-soft);
}
.card:hover .card__icon{background:var(--accent);color:var(--surface);transform:rotate(-4deg) scale(1.05)}
.card h3{font-size:1.35rem;margin-bottom:.6rem}
.card p{font-size:1rem;color:var(--muted);margin-bottom:.8rem}
.card__meta{
  margin-top:auto;padding-top:.9rem;
  border-top:1px solid var(--line);
  font-family:"Spectral",serif;font-size:.95rem;color:var(--muted);
}
.card__meta strong{color:var(--accent-text);font-weight:600}

/* ============================================================
   PROCESO (bloque oscuro de confianza)
   ============================================================ */
.proceso{position:relative;background:var(--fg);color:var(--surface);overflow:hidden}
.proceso__bg{
  position:absolute;inset:0;z-index:0;
  background:
    radial-gradient(700px 460px at 88% 8%, rgba(154,90,43,.4), transparent 60%),
    radial-gradient(620px 520px at 4% 96%, rgba(232,201,160,.12), transparent 60%);
}
.proceso__bg::after{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(232,201,160,.06) 1px,transparent 1px);
  background-size:100% 38px;
  opacity:.6;
}
.proceso__inner{position:relative;z-index:1;max-width:var(--maxw);margin:0 auto}
.section__head--light h2{color:var(--surface)}
.eyebrow--light{color:#E8C9A0}
.eyebrow--light::before{background:#E8C9A0}
.section__sub--light{color:#C8B79F}

.steps{
  list-style:none;margin:0 0 clamp(3rem,6vw,4.5rem);padding:0;
  display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem;
  counter-reset:step;
}
.step{
  position:relative;
  padding:1.7rem 1.4rem;
  border:1px solid rgba(232,201,160,.22);
  border-radius:var(--radius-sm);
  background:rgba(251,246,236,.03);
  transition:transform .4s var(--ease),background .4s var(--ease),border-color .4s var(--ease);
}
.step:hover{transform:translateY(-6px);background:rgba(251,246,236,.06);border-color:rgba(232,201,160,.45)}
.step__num{
  font-family:"Fraunces",serif;font-weight:600;
  font-size:2.2rem;color:#E8C9A0;
  display:block;line-height:1;margin-bottom:.7rem;
}
.step h3{font-size:1.25rem;color:var(--surface);margin-bottom:.5rem}
.step p{font-size:.98rem;color:#C8B79F;margin:0}

.quote{
  margin:0;max-width:840px;margin-inline:auto;text-align:center;
  padding:clamp(2rem,4vw,3rem) clamp(1.5rem,4vw,3rem);
  border:1px solid rgba(232,201,160,.22);
  border-radius:var(--radius);
  background:rgba(251,246,236,.04);
}
.quote svg{color:#E8C9A0;margin:0 auto 1rem;opacity:.85}
.quote blockquote{
  font-family:"Fraunces",serif;font-weight:500;font-style:italic;
  font-size:clamp(1.25rem,2.6vw,1.7rem);line-height:1.4;
  color:var(--surface);margin:0 0 1.4rem;
}
.quote figcaption strong{display:block;color:#E8C9A0;font-family:"Fraunces",serif;font-size:1.05rem}
.quote figcaption span{font-size:.92rem;color:#C8B79F}

/* ============================================================
   UBICACIÓN
   ============================================================ */
.ubicacion{background:var(--bg)}
.ubicacion__grid{
  max-width:var(--maxw);margin:0 auto;
  display:grid;grid-template-columns:1fr 1fr;
  gap:clamp(2rem,5vw,4rem);align-items:center;
}
.ubicacion__info h2{font-size:clamp(1.9rem,4vw,2.9rem);margin:.5rem 0 1rem}
.ubicacion__text{color:var(--muted);font-size:1.12rem;margin-bottom:2rem;max-width:46ch}
.ubicacion__list{list-style:none;margin:0;padding:0;display:grid;gap:1.1rem}
.ubicacion__list li{display:flex;gap:.95rem;align-items:flex-start}
.ubicacion__list svg{color:var(--accent);flex:none;margin-top:3px}
.ubicacion__list strong{display:block;font-family:"Fraunces",serif;font-weight:600;font-size:1.05rem}
.ubicacion__list span{color:var(--muted);font-size:1rem}
.ubicacion__map{
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:0 30px 60px -38px rgba(110,63,30,.5);
}
.ubicacion__map svg{width:100%;height:auto}

/* ============================================================
   CONTACTO
   ============================================================ */
.contacto{background:var(--surface)}
.contacto__grid{
  max-width:var(--maxw);margin:0 auto;
  display:grid;grid-template-columns:.9fr 1.1fr;
  gap:clamp(2rem,5vw,4.5rem);align-items:start;
}
.contacto__intro h2{font-size:clamp(2rem,4.2vw,3rem);margin:.5rem 0 1.1rem}
.contacto__intro p{color:var(--muted);font-size:1.12rem}
.contacto__note{
  margin-top:1.4rem;padding:1rem 1.2rem;
  border-left:3px solid var(--accent);
  background:var(--bg);border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  font-size:1rem;color:var(--fg);
}

.form{
  background:var(--bg);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:clamp(1.6rem,3vw,2.4rem);
  display:grid;gap:1.2rem;
}
.form__row{display:grid;gap:.45rem}
.form__row--split{grid-template-columns:1fr 1fr;gap:1.1rem}
.form__row--split>div{display:grid;gap:.45rem}
.form label{
  font-family:"Spectral",serif;font-weight:600;font-size:.92rem;
  color:var(--accent-text);letter-spacing:.01em;
}
.form input,.form select,.form textarea{
  font-family:"Spectral",serif;font-size:1.02rem;color:var(--fg);
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:10px;
  padding:.8rem .95rem;
  width:100%;
  transition:border-color .25s var(--ease),box-shadow .25s var(--ease),background .25s var(--ease);
}
.form textarea{resize:vertical;min-height:110px}
.form input::placeholder,.form textarea::placeholder{color:color-mix(in srgb,var(--muted) 70%,transparent)}
.form input:focus,.form select:focus,.form textarea:focus{
  outline:none;
  border-color:var(--accent);
  background:var(--surface);
  box-shadow:0 0 0 3px rgba(154,90,43,.16);
}
.form__ok{
  margin:0;padding:.95rem 1.1rem;
  background:color-mix(in srgb,var(--accent) 10%,var(--surface));
  border:1px solid color-mix(in srgb,var(--accent) 30%,var(--line));
  border-radius:10px;
  font-size:.98rem;color:var(--accent-text);font-weight:500;
}
.form__ok span{display:block;color:var(--muted);font-weight:400;font-size:.88rem;margin-top:.25rem}

/* ============================================================
   CTA DIGITAL BEE
   ============================================================ */
.beecta{
  background:var(--fg);color:var(--surface);
  padding:clamp(4rem,8vw,6.5rem) clamp(1.25rem,5vw,3rem);
  text-align:center;
}
.beecta__inner{max-width:680px;margin:0 auto}
.beecta__kicker{
  font-family:"Spectral",serif;font-weight:600;
  letter-spacing:.24em;text-transform:uppercase;
  font-size:.82rem;color:#E8C9A0;margin-bottom:.7rem;
}
.beecta h2{color:var(--surface);font-size:clamp(2rem,4.6vw,3.2rem);margin-bottom:1rem}
.beecta p{color:#C8B79F;font-size:1.12rem;max-width:52ch;margin:0 auto 2rem}

/* ============================================================
   FOOTER
   ============================================================ */
.footer{background:var(--bg);padding:clamp(3rem,6vw,4.5rem) clamp(1.25rem,5vw,3rem) 1.6rem;border-top:1px solid var(--line)}
.footer__inner{
  max-width:var(--maxw);margin:0 auto;
  display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:2rem;
  padding-bottom:2.5rem;border-bottom:1px solid var(--line);
}
.footer__brand .nav__mark{color:var(--accent);margin-bottom:.6rem}
.footer__name{font-family:"Fraunces",serif;font-weight:600;font-size:1.3rem;margin:0}
.footer__tag{color:var(--muted);font-size:.98rem;margin:.2rem 0 0;max-width:30ch}
.footer__nav{display:flex;flex-direction:column;gap:.6rem}
.footer__nav a{color:var(--muted);font-size:1rem;transition:color .25s var(--ease)}
.footer__nav a:hover{color:var(--accent-text)}
.footer__meta p{color:var(--muted);font-size:.98rem;margin:0 0 .4rem}
.footer__base{
  max-width:var(--maxw);margin:1.6rem auto 0;
  display:flex;flex-wrap:wrap;gap:.6rem;justify-content:space-between;
  font-size:.88rem;color:var(--muted);
}
.footer__base a{color:var(--accent-text);font-weight:600}
.footer__base a:hover{text-decoration:underline}

/* ============================================================
   WHATSAPP FLOTANTE
   ============================================================ */
.wafloat{
  position:fixed;right:clamp(1rem,3vw,1.8rem);bottom:clamp(1rem,3vw,1.8rem);
  z-index:130;
  width:60px;height:60px;border-radius:50%;
  background:#25D366;color:#fff;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 14px 30px -8px rgba(37,211,102,.6);
  transition:transform .35s var(--ease-soft),box-shadow .35s var(--ease);
}
.wafloat:hover{transform:scale(1.08) translateY(-2px);box-shadow:0 18px 38px -8px rgba(37,211,102,.75)}

/* ============================================================
   REVEALS (FOUC-safe — solo bajo html.js-on)
   ============================================================ */
html.js-on .reveal{
  opacity:0;
  transform:translateY(26px);
  transition:opacity .8s var(--ease),transform .8s var(--ease);
  will-change:opacity,transform;
}
html.js-on .reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html.js-on .reveal{opacity:1!important;transform:none!important;transition:none}
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width:1024px){
  .cards{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:880px){
  .nav__links a:not(.nav__cta){display:none}
}
@media (max-width:768px){
  body{font-size:17px}
  .hero{min-height:auto;padding-top:2.5rem}
  .hero__inner{grid-template-columns:1fr;gap:2.5rem}
  .hero__art{order:-1;max-width:420px;margin:0 auto}
  .hero__title{max-width:none}
  .hero__scroll{display:none}
  .estudio__grid,
  .ubicacion__grid,
  .contacto__grid{grid-template-columns:1fr}
  .footer__inner{grid-template-columns:1fr;gap:2rem}
}
@media (max-width:540px){
  .cards{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .form__row--split{grid-template-columns:1fr}
  .hero__actions{flex-direction:column;align-items:stretch}
  .hero__actions .btn{justify-content:center}
  .demobar{font-size:.72rem}
  .demobar strong{display:none}
}