*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --black:#0D0D0D;
  --dark:#161616;
  --dark2:#1E1E1E;
  --gray1:#2A2A2A;
  --gray2:#4A4A4A;
  --gray3:#888888;
  --gray4:#C0C0C0;
  --gray5:#E8E8E8;
  --offwhite:#F5F5F3;
  --white:#FFFFFF;
  --accent:#707070;
  --accent-light:#A0A0A0;
  --border:rgba(255,255,255,0.08);
  --border-dark:rgba(0,0,0,0.1);
  --wa:#25D366;
}
html{scroll-behavior:auto;overflow-x:hidden}
section,#proyectos,#desarrollos,#estudio,#metodologia,#contacto{scroll-margin-top:74px}
body{font-family:'DM Sans',sans-serif;background:var(--dark);color:rgba(255,255,255,0.85);font-weight:300;overflow-x:hidden;-webkit-font-smoothing:antialiased;text-transform:uppercase}

/* ── LOADER ── */
#loader{
  position:fixed;inset:0;z-index:9999;
  background:var(--black);
  display:flex;align-items:center;justify-content:center;
  transition:opacity 0.5s ease,visibility 0.5s ease;
}
#loader.done{opacity:0;visibility:hidden;pointer-events:none}
#loader-logo-wrap{
  width:min(360px,78vw);
  position:relative;
}
#loader-logo-ghost{
  width:100%;display:block;
  opacity:0.04;
}
#loader-logo-reveal{
  position:absolute;top:0;left:0;width:100%;
  clip-path:inset(0 100% 0 0);
  /* Easing that mimics handwriting: fast start, slow in middle, pause at end */
  transition:clip-path 1.4s cubic-bezier(.12,.8,.2,1);
}
#loader-logo-reveal.draw{clip-path:inset(0 0% 0 0)}

/* ── WA FLOAT ── */
#wa-float{
  position:fixed;bottom:28px;right:24px;z-index:500;
  width:52px;height:52px;border-radius:50%;
  background:var(--wa);
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 4px 18px rgba(37,211,102,0.3);
  text-decoration:none;
  opacity:0;transform:scale(0.7) translateY(10px);
  animation:waPop 0.5s 3.3s cubic-bezier(.34,1.56,.64,1) forwards;
  transition:transform 0.25s,box-shadow 0.25s;
}
@keyframes waPop{to{opacity:1;transform:scale(1) translateY(0)}}
#wa-float:hover{transform:scale(1.07);box-shadow:0 6px 24px rgba(37,211,102,0.45)}
#wa-float svg{width:24px;height:24px;fill:white}

#ig-float{
  position:fixed;bottom:28px;right:88px;z-index:500;
  width:52px;height:52px;border-radius:50%;
  background:rgba(255,255,255,0.1);
  border:1px solid rgba(255,255,255,0.15);
  display:flex;align-items:center;justify-content:center;
  text-decoration:none;
  opacity:0;transform:scale(0.7) translateY(10px);
  animation:waPop 0.5s 3.5s cubic-bezier(.34,1.56,.64,1) forwards;
  transition:transform 0.25s,background 0.25s,border-color 0.25s;
}
#ig-float:hover{transform:scale(1.07);background:rgba(255,255,255,0.18);border-color:rgba(255,255,255,0.3)}
#ig-float svg{width:22px;height:22px;fill:white}

/* ── NAV ── */
nav{
  position:fixed;top:0;left:0;right:0;z-index:200;
  display:flex;justify-content:space-between;align-items:center;
  padding:28px 52px;
  transition:background 0.4s,padding 0.35s,border-color 0.4s;
  background:linear-gradient(to bottom,rgba(0,0,0,0.35) 0%,transparent 100%);
}
nav.scrolled{
  background:rgba(22,22,22,0.97);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  padding:16px 52px;
}
.nav-logo{display:flex;align-items:center}
.nav-logo img{height:70px;filter:brightness(0) invert(1);transition:filter 0.4s;display:block}
nav.scrolled .nav-logo img{filter:brightness(0) invert(1)}
.nav-links{display:flex;gap:40px;list-style:none;align-items:center}
.nav-links a:not(.nav-cta){
  text-decoration:none;
  color:rgba(255,255,255,0.85);
  font-size:1rem;letter-spacing:0.04em;
  font-weight:400;font-family:'DM Sans',sans-serif;
  position:relative;transition:color 0.3s;
}
.nav-links a:not(.nav-cta):hover{color:white}
.nav-links a:not(.nav-cta)::after{
  content:'';position:absolute;bottom:-4px;left:0;
  width:0;height:1px;background:rgba(255,255,255,0.5);
  transition:width 0.35s cubic-bezier(.76,0,.24,1);
}
.nav-links a:not(.nav-cta):hover::after{width:100%}
nav.scrolled .nav-links a:not(.nav-cta){color:rgba(255,255,255,0.7)}
nav.scrolled .nav-links a:not(.nav-cta):hover{color:white}
nav.scrolled .nav-links a:not(.nav-cta)::after{background:white}
.nav-links a:hover{color:white}
nav.scrolled .nav-links a:hover{color:white}
.nav-cta{
  padding:9px 22px !important;
  border:1px solid rgba(255,255,255,0.5) !important;
  color:white !important;
  letter-spacing:0.2em !important;
  transition:background 0.3s,border-color 0.3s,color 0.3s !important;
  border-radius:100px !important;
}
.nav-cta::after{display:none !important}
nav.scrolled .nav-cta{border-color:white !important;color:white !important}
.nav-cta:hover{background:rgba(255,255,255,0.15) !important}
nav.scrolled .nav-cta:hover{background:white !important;color:var(--dark) !important}
/* Hamburger — animated to X */
.hamburger{display:none;flex-direction:column;gap:6px;cursor:pointer;background:none;border:none;padding:4px;z-index:200}
.hamburger span{display:block;width:24px;height:1.5px;background:white;transition:transform 0.35s ease,opacity 0.25s ease}
.hamburger.active span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
.hamburger.active span:nth-child(2){opacity:0}
.hamburger.active span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}

/* Mobile menu */
.mob-menu{
  position:fixed;inset:0;z-index:190;
  pointer-events:none;
}
.mob-menu.open{pointer-events:auto}

.mob-overlay{
  position:absolute;inset:0;
  background:rgba(0,0,0,0.6);
  opacity:0;transition:opacity 0.4s;
}
.mob-menu.open .mob-overlay{opacity:1}

.mob-panel{
  position:absolute;top:0;right:0;
  width:min(320px,85vw);height:100%;
  background:var(--black);
  display:flex;flex-direction:column;align-items:flex-start;
  padding:60px 36px 40px;
  padding-bottom:calc(40px + env(safe-area-inset-bottom,0px));
  transform:translateX(100%);
  transition:transform 0.4s cubic-bezier(.25,.46,.45,.94);
  overflow-y:auto;
  -webkit-overflow-scrolling:touch;
}
.mob-menu.open .mob-panel{transform:translateX(0)}

.mob-logo{
  display:none;
}

.mob-nav{
  display:flex;flex-direction:column;gap:0;width:100%;
}
.mob-nav a{
  font-family:'DM Sans',sans-serif;
  font-size:1.15rem;
  font-weight:500;
  color:rgba(255,255,255,0.6);
  text-decoration:none;
  letter-spacing:0.12em;
  padding:16px 0;
  border-bottom:1px solid rgba(255,255,255,0.06);
  transition:color 0.3s,transform 0.3s;
  transform:translateX(30px);
  opacity:0;
}
.mob-menu.open .mob-nav a{
  transform:translateX(0);
  opacity:1;
}
.mob-nav a:nth-child(1){transition-delay:0.08s}
.mob-nav a:nth-child(2){transition-delay:0.13s}
.mob-nav a:nth-child(3){transition-delay:0.18s}
.mob-nav a:nth-child(4){transition-delay:0.23s}
.mob-nav a:nth-child(5){transition-delay:0.28s}
.mob-nav a.active{color:white}

.mob-nav .mob-cta{
  display:block;
  width:100%;
  margin-top:20px;
  padding:14px 0;
  text-align:center;
  font-family:'DM Sans',sans-serif;
  font-size:0.82rem;
  font-weight:600;
  letter-spacing:0.16em;
  color:#0d0d0d !important;
  background:white;
  text-decoration:none;
  border-radius:6px;
  border-bottom:none;
  transition:background 0.3s,transform 0.3s,opacity 0.3s;
  transform:translateX(30px);
  opacity:0;
}
.mob-menu.open .mob-nav .mob-cta{
  transform:translateX(0);
  opacity:1;
  transition-delay:0.33s;
}

.mob-social{
  display:flex;gap:20px;
  margin-top:auto;
  padding-top:32px;
  transform:translateX(30px);
  opacity:0;
  transition:transform 0.3s,opacity 0.3s;
}
.mob-menu.open .mob-social{
  transform:translateX(0);
  opacity:1;
  transition-delay:0.38s;
}
.mob-social a{
  width:36px;height:36px;
  display:flex;align-items:center;justify-content:center;
  border:1px solid rgba(255,255,255,0.15);
  border-radius:50%;
  transition:border-color 0.3s;
}
.mob-social a:hover{border-color:rgba(255,255,255,0.4)}
.mob-social svg{width:18px;height:18px;fill:white}

/* ── HERO ── */
.hero{height:100vh;min-height:600px;position:relative;overflow:hidden;background:var(--black)}
.hero-slides{position:absolute;inset:0;z-index:0}
.hslide{position:absolute;inset:0;opacity:0;transition:opacity 1.8s ease;will-change:opacity}
.hslide.active{opacity:1}
.hslide img{width:100%;height:100%;object-fit:cover;animation:kbzoom 9s ease-out forwards;display:block}
@keyframes kbzoom{0%{transform:scale(1.06)}100%{transform:scale(1.0)}}

.hero-overlay{
  position:absolute;inset:0;z-index:1;
  background:linear-gradient(to bottom,rgba(0,0,0,0.15) 0%,rgba(0,0,0,0.05) 30%,rgba(0,0,0,0.25) 60%,rgba(0,0,0,0.55) 100%);
}

.hero-content{
  position:absolute;z-index:5;color:white;
  left:50%;bottom:36%;transform:translate(-50%,50%);
  text-align:center;max-width:800px;width:90%;
}
.hero-h1{
  font-family:'DM Sans',sans-serif;
  font-size:clamp(2rem,3.8vw,3.4rem);font-weight:600;line-height:1.15;
  margin-bottom:22px;color:white;letter-spacing:0.08em;
  text-shadow:0 2px 20px rgba(0,0,0,0.3);
}
.hero-sub{
  font-size:0.95rem;line-height:1.78;letter-spacing:0.08em;
  color:rgba(255,255,255,0.75);max-width:620px;margin:0 auto 36px;
}
.hero-btns{display:flex;gap:12px;flex-wrap:wrap;justify-content:center}
.btn-p{
  display:inline-block;padding:14px 40px;background:white;color:var(--dark);
  font-size:0.88rem;letter-spacing:0.18em;text-transform:uppercase;text-decoration:none;font-weight:500;
  transition:background 0.3s,color 0.3s;border-radius:12px;
}
.btn-p:hover{background:var(--offwhite);color:var(--black)}
.btn-g{
  display:inline-block;padding:14px 40px;
  border:1px solid rgba(255,255,255,0.5);color:white;
  font-size:0.88rem;letter-spacing:0.18em;text-transform:uppercase;text-decoration:none;font-weight:500;
  transition:background 0.3s,border-color 0.3s,color 0.3s;border-radius:12px;
  background:rgba(255,255,255,0.08);backdrop-filter:blur(4px);
}
.btn-g:hover{background:rgba(255,255,255,0.2);border-color:rgba(255,255,255,0.8)}
.hero-scroll{
  position:absolute;bottom:30px;left:50%;transform:translateX(-50%);
  z-index:5;display:flex;flex-direction:column;align-items:center;gap:8px;
  color:rgba(255,255,255,0.5);font-size:0.58rem;letter-spacing:0.38em;text-transform:uppercase;
}
.scroll-line{width:1px;height:30px;background:rgba(255,255,255,0.4);animation:sDown 2.2s ease infinite;transform-origin:top}
@keyframes sDown{0%{transform:scaleY(0);opacity:1}100%{transform:scaleY(1);opacity:0}}

/* ── TICKER ── */
.ticker{background:var(--dark);padding:12px 0;overflow:hidden;white-space:nowrap}
.ticker-inner{display:inline-block;animation:tick 32s linear infinite}
.ticker-inner span{font-size:0.58rem;letter-spacing:0.38em;text-transform:uppercase;color:var(--gray3);margin:0 32px}
.ticker-inner span.sep{color:var(--gray2);margin:0 14px}
@keyframes tick{0%{transform:translateX(0)}100%{transform:translateX(-50%)}}

/* ── UTILS ── */
.label{font-size:0.82rem;letter-spacing:0.36em;text-transform:uppercase;color:var(--gray3);display:block;margin-bottom:12px}
.title{font-family:'DM Sans',sans-serif;font-size:clamp(2rem,3.4vw,3rem);font-weight:600;line-height:1.12;color:white;text-transform:uppercase}
.title em{font-style:normal;color:var(--gray3)}
.title-light{color:white}
.title-light em{color:var(--gray4)}
.fade{opacity:0;transform:translateY(60px);transition:opacity 1s ease,transform 1s cubic-bezier(.25,.46,.45,.94)}
.fade.in{opacity:1;transform:none}
.fade.d1{transition-delay:.13s}.fade.d2{transition-delay:.26s}.fade.d3{transition-delay:.4s}

/* ── PROYECTOS 3×3 ── */
#proyectos{padding:80px 0;background:var(--dark);border-top:none}
.proy-hd{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:48px;flex-wrap:wrap;gap:20px;padding:0 72px}

/* Carousel wrapper for arrows */
.proy-wrap{position:relative;overflow:hidden}

/* Horizontal carousel with scroll-snap */
.proy-grid{
  display:flex;
  gap:28px;
  overflow-x:auto;
  scroll-snap-type:x mandatory;
  -webkit-overflow-scrolling:touch;
  padding:20px 28px 32px;
  scrollbar-width:none;
}
.proy-grid::-webkit-scrollbar{display:none}

/* Navigation arrows */
.proy-arrow{
  position:absolute;
  top:50%;
  transform:translateY(-50%);
  z-index:10;
  width:48px;height:48px;
  border:1px solid rgba(255,255,255,0.2);
  border-radius:50%;
  background:rgba(0,0,0,0.5);
  backdrop-filter:blur(8px);
  color:white;
  font-size:1.2rem;
  cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  transition:opacity 0.3s,border-color 0.3s,background 0.3s;
  opacity:0.7;
}
.proy-arrow:hover{opacity:1;border-color:rgba(255,255,255,0.5);background:rgba(0,0,0,0.7)}
.proy-arrow.hide{opacity:0;pointer-events:none}
.proy-arrow-l{left:20px}
.proy-arrow-r{right:20px}

/* Dots indicator */
.proy-dots{
  display:flex;justify-content:center;gap:8px;
  margin-top:20px;
}
.proy-dots span{
  width:8px;height:8px;border-radius:50%;
  background:rgba(255,255,255,0.25);
  transition:background 0.3s,transform 0.3s;
}
.proy-dots span.active{
  background:rgba(255,255,255,0.85);
  transform:scale(1.25);
}

/* Hint text */
.proy-hint{
  text-align:center;
  margin-top:14px;
  font-size:0.78rem;
  letter-spacing:0.18em;
  color:rgba(255,255,255,0.4);
  transition:opacity 0.5s;
}
.proy-hint.hidden{opacity:0;pointer-events:none}

.pcard{
  display:block;
  text-decoration:none;
  color:inherit;
  position:relative;
  flex:0 0 340px;
  scroll-snap-align:start;
  transition:transform 0.5s ease, opacity 0.4s ease;
  transform:scale(0.92);
  opacity:0.7;
}
.pcard:hover{
  transform:scale(1);
  opacity:1;
}
.pcard.center{
  transform:scale(1);
  opacity:1;
}
.pcard-img-wrap{
  position:relative;
  width:100%;
  aspect-ratio:3/4;
  overflow:hidden;
  background:var(--gray5);
  border-radius:20px;
}
.pcard-img-wrap img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
  transition:transform 0.7s cubic-bezier(.25,.46,.45,.94);
}
.pcard:hover .pcard-img-wrap img{
  transform:scale(1.04);
}
.pcard-info{
  padding:18px 4px 0;
  text-align:center;
}
.pcard-cat{
  font-size:0.78rem;
  letter-spacing:0.22em;
  text-transform:uppercase;
  color:var(--gray3);
  margin-bottom:6px;
}
.pcard-name{
  font-family:'DM Sans',sans-serif;
  font-size:1.25rem;
  font-weight:600;
  line-height:1.2;
  color:white;
  margin-bottom:4px;
}
.pcard-meta{
  font-size:0.85rem;
  color:var(--gray3);
  letter-spacing:0.05em;
}

/* ── DESARROLLOS ── */
#desarrollos{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start;min-height:calc(100vh - 74px);background:var(--dark);padding:60px 72px;box-sizing:border-box;overflow:hidden}
.dev-text{display:flex;flex-direction:column;justify-content:center;min-width:0;overflow-wrap:break-word;word-wrap:break-word}
.dev-text .title{margin-bottom:24px}
.dev-text p{font-size:0.92rem;line-height:1.7;color:var(--gray4);margin-bottom:10px;text-transform:uppercase;letter-spacing:0.04em}

.dev-services{margin:20px 0;display:flex;flex-direction:column;gap:0}
.dev-serv-item{padding:16px 0;border-bottom:1px solid rgba(255,255,255,0.08)}
.dev-serv-item:first-child{border-top:1px solid rgba(255,255,255,0.08)}
.dev-serv-item h3{font-family:'DM Sans',sans-serif;font-size:0.9rem;font-weight:600;letter-spacing:0.1em;color:white;margin-bottom:6px}
.dev-serv-item p{font-size:0.82rem;line-height:1.6;color:var(--gray4);letter-spacing:0.04em;margin-bottom:0}
.dev-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;padding:24px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border);margin:28px 0;text-align:center;align-items:end}

/* Stat numbers — pop animation */
@keyframes statPop{
  0%{transform:scale(0);opacity:0}
  50%{transform:scale(1.35);opacity:1}
  70%{transform:scale(0.93)}
  85%{transform:scale(1.05)}
  100%{transform:scale(1);opacity:1}
}
@keyframes statBounce{
  0%{transform:scale(1)}
  30%{transform:scale(1.3)}
  60%{transform:scale(0.95)}
  80%{transform:scale(1.05)}
  100%{transform:scale(1)}
}
@keyframes statLabelUp{
  0%{opacity:0;transform:translateY(8px)}
  100%{opacity:1;transform:translateY(0)}
}
@keyframes statLabelBounce{
  0%{transform:translateY(0)}
  30%{transform:translateY(-4px)}
  100%{transform:translateY(0)}
}
.stat-n{
  font-family:'DM Sans',sans-serif;font-size:3.2rem;font-weight:600;color:white;line-height:1;
}
.dev-stats.pre-anim .stat-n{transform:scale(0);opacity:0}
.dev-stats.pre-anim .stat-l{opacity:0;transform:translateY(8px)}
.dev-stats.animating .stat-n{animation:statPop 0.9s cubic-bezier(.34,1.56,.64,1) forwards}
.dev-stats.replaying .stat-n{animation:statBounce 0.7s cubic-bezier(.34,1.56,.64,1)}
.dev-stats.animating div:nth-child(1) .stat-n,.dev-stats.replaying div:nth-child(1) .stat-n{animation-delay:0s}
.dev-stats.animating div:nth-child(2) .stat-n,.dev-stats.replaying div:nth-child(2) .stat-n{animation-delay:0.15s}
.dev-stats.animating div:nth-child(3) .stat-n,.dev-stats.replaying div:nth-child(3) .stat-n{animation-delay:0.3s}
.dev-stats.animating div:nth-child(4) .stat-n,.dev-stats.replaying div:nth-child(4) .stat-n{animation-delay:0.45s}
.stat-l{
  font-size:0.85rem;letter-spacing:0.16em;text-transform:uppercase;color:var(--gray3);margin-top:8px;
}
.dev-stats.animating .stat-l{animation:statLabelUp 0.5s ease forwards}
.dev-stats.replaying .stat-l{animation:statLabelBounce 0.5s ease}
.dev-stats.animating div:nth-child(1) .stat-l,.dev-stats.replaying div:nth-child(1) .stat-l{animation-delay:0.4s}
.dev-stats.animating div:nth-child(2) .stat-l,.dev-stats.replaying div:nth-child(2) .stat-l{animation-delay:0.55s}
.dev-stats.animating div:nth-child(3) .stat-l,.dev-stats.replaying div:nth-child(3) .stat-l{animation-delay:0.7s}
.dev-stats.animating div:nth-child(4) .stat-l,.dev-stats.replaying div:nth-child(4) .stat-l{animation-delay:0.85s}

.dev-regions-line{
  font-size:0.9rem;letter-spacing:0.1em;
  color:var(--gray3);margin:16px 0 28px;
  line-height:2.1;
}
.dev-regions-line span.sep{color:var(--gray1);margin:0 6px}
.dev-img{position:relative;overflow:hidden;border-radius:20px;background:transparent;max-width:72%}
.dev-img img,.dev-img video{
  width:100%;height:100%;object-fit:cover;display:block;
  border-radius:20px;
}
.dev-img{height:auto;max-height:820px}
@keyframes cinePan{
  0%{transform:scale(1.08) translate(0%,0%)}
  25%{transform:scale(1.12) translate(-1.5%,-1%)}
  50%{transform:scale(1.15) translate(0.5%,1%)}
  75%{transform:scale(1.1) translate(1%,-0.5%)}
  100%{transform:scale(1.08) translate(-0.5%,0.5%)}
}
/* Subtle vignette overlay for cinematic feel */
.dev-img::after{
  content:'';position:absolute;inset:0;border-radius:20px;
  background:radial-gradient(ellipse at center,transparent 50%,rgba(0,0,0,0.3) 100%);
  pointer-events:none;
}
/* Scroll-driven scale entrance */
.dev-img.fade{transform:translateY(60px) scale(0.92);opacity:0;transition:opacity 0.85s ease,transform 0.85s ease}
.dev-img.fade.in{transform:none;opacity:1}

/* ── ESTUDIO ── */
/* ── ESTUDIO — editorial 2-col layout ── */
#estudio{padding:60px 72px;background:var(--dark);min-height:calc(100vh - 74px);display:flex;align-items:center;box-sizing:border-box}
.est-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start;width:100%;
}

/* Single dynamic image */
.est-hero-img{border-radius:20px;overflow:hidden;height:auto;max-height:820px;max-width:72%}
.est-hero-img img,.est-hero-img video{
  width:100%;height:100%;object-fit:cover;display:block;
  border-radius:20px;
}

/* Text column */
.est-text{display:flex;flex-direction:column;justify-content:center}
.est-title{
  font-family:'DM Sans',sans-serif;font-size:clamp(2rem,3.4vw,3rem);
  font-weight:600;color:white;letter-spacing:0.12em;
  margin-bottom:40px;line-height:1.1;
}

/* Items list */
.est-item{display:flex;gap:16px;padding:24px 0;border-bottom:1px solid rgba(255,255,255,0.08)}
.est-item:first-of-type{border-top:1px solid rgba(255,255,255,0.08)}
.est-item-icon{
  flex-shrink:0;width:40px;height:40px;
  display:flex;align-items:center;justify-content:center;
  border-radius:10px;background:rgba(255,255,255,0.06);color:var(--gray4);
}
.est-item-body h3{
  font-family:'DM Sans',sans-serif;font-size:0.98rem;font-weight:600;
  letter-spacing:0.1em;color:white;margin-bottom:8px;
}
.est-item-body p{
  font-size:0.9rem;line-height:1.7;color:var(--gray4);
  letter-spacing:0.04em;font-weight:400;
}

/* Profile */
.est-perfil{display:flex;align-items:center;gap:16px;margin-top:32px;padding-top:24px;border-top:1px solid rgba(255,255,255,0.08)}
.perfil-img{width:72px;height:72px;border-radius:50%;object-fit:cover;filter:grayscale(0.4)}
.perfil-info strong{display:block;font-weight:600;font-size:0.95rem;color:white;letter-spacing:0.08em}
.perfil-info span{font-size:0.82rem;color:var(--gray3);letter-spacing:0.06em}

/* CTA */
.btn-est{
  display:inline-block;margin-top:28px;
  padding:14px 40px;background:white;color:var(--dark);
  font-size:0.88rem;letter-spacing:0.18em;font-weight:500;
  text-decoration:none;transition:background 0.3s;border-radius:12px;
  min-width:280px;text-align:center;box-sizing:border-box;
}
.btn-est:hover{background:var(--gray5)}

/* ── METODOLOGÍA ── */
#desarrollos,#metodologia{width:100%;box-sizing:border-box}
#metodologia{
  padding:80px 72px;background:var(--dark);
  min-height:calc(100vh - 74px);display:flex;flex-direction:column;justify-content:center;
}
.met-title{
  font-family:'DM Sans',sans-serif;font-size:clamp(1.6rem,3vw,2.6rem);
  font-weight:600;color:white;letter-spacing:0.1em;
  text-align:center;margin-bottom:64px;line-height:1.2;
}

/* Cards grid */
.met-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}

.met-card{
  background:rgba(255,255,255,0.06);
  border:1px solid rgba(255,255,255,0.08);
  border-radius:20px;padding:32px 28px;
  opacity:0;transform:translateY(40px);
  transition:opacity 0.7s ease,transform 0.7s ease,background 0.3s,box-shadow 0.3s;
}
.met-card.revealed{opacity:1;transform:translateY(0)}
.met-card:hover{background:rgba(255,255,255,0.1);box-shadow:0 8px 40px rgba(0,0,0,0.3)}

.mc-num{
  display:block;font-size:2rem;font-weight:300;
  color:rgba(255,255,255,0.2);letter-spacing:0.05em;margin-bottom:20px;
}
.mc-phase{
  font-family:'DM Sans',sans-serif;font-size:0.82rem;font-weight:500;
  letter-spacing:0.16em;color:var(--gray4);margin-bottom:12px;
}
.mc-name{
  font-family:'DM Sans',sans-serif;font-size:1.02rem;font-weight:600;
  letter-spacing:0.08em;color:white;margin-bottom:16px;line-height:1.4;
}
.mc-desc{
  font-size:0.88rem;line-height:1.8;color:var(--gray4);
  letter-spacing:0.03em;font-weight:400;
}

/* ── CONTACTO ── */
#contacto{
  padding:80px 72px;background:var(--dark);
  min-height:calc(100vh - 74px);display:flex;flex-direction:column;justify-content:center;
}
.ct-title{
  font-family:'DM Sans',sans-serif;font-size:clamp(1.6rem,3vw,2.6rem);
  font-weight:600;color:white;letter-spacing:0.1em;
  text-align:center;margin-bottom:64px;line-height:1.2;
}
.ct-grid{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:start}

/* Info card */
.ct-left{display:flex;flex-direction:column}
.ct-info-card{
  background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.08);
  border-radius:20px;padding:32px 28px;margin-bottom:24px;
}
.ct-info-item{padding:14px 0;border-bottom:1px solid rgba(255,255,255,0.08)}
.ct-info-item:first-child{padding-top:0}
.ct-info-item:last-child{border-bottom:none;padding-bottom:0}
.ci-l{display:block;font-size:0.8rem;letter-spacing:0.22em;color:var(--gray3);margin-bottom:6px}
.ci-v{display:block;font-size:0.95rem;color:var(--gray4);line-height:1.6;letter-spacing:0.04em}
.ci-v a{color:var(--gray4);text-decoration:none;transition:color 0.3s}
.ci-v a:hover{color:white}
.ct-actions{display:flex;flex-direction:column;gap:16px}
.wa-btn{
  display:inline-flex;align-items:center;gap:12px;
  padding:14px 24px;background:var(--wa);color:white;text-decoration:none;
  font-size:0.88rem;letter-spacing:0.14em;font-weight:500;
  transition:background 0.3s;border-radius:12px;
}
.wa-btn:hover{background:#1db954}
.wa-btn svg{width:15px;height:15px;fill:white;flex-shrink:0}
.ct-social{display:flex;gap:16px}
.slink{font-size:0.85rem;letter-spacing:0.16em;color:var(--gray4);text-decoration:none;border-bottom:1px solid var(--gray2);padding-bottom:2px;transition:color 0.3s,border-color 0.3s}
.slink:hover{color:white;border-color:var(--gray3)}

/* Chat box */
.chat-box{
  background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.08);
  padding:36px 32px;border-radius:20px;
}
.chat-step{display:none}
.chat-step.active{display:block}
@keyframes chatQIn{
  0%{opacity:0;transform:translateY(10px)}
  100%{opacity:1;transform:translateY(0)}
}
.chat-q{
  font-family:'DM Sans',sans-serif;font-size:1.05rem;font-weight:600;
  letter-spacing:0.08em;color:white;margin-bottom:24px;line-height:1.5;
  animation:chatQIn 0.5s ease both;
  padding-left:16px;border-left:2px solid rgba(255,255,255,0.2);
}
.chat-opts{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:8px}
@keyframes coptIn{
  0%{opacity:0;transform:translateY(16px)}
  100%{opacity:1;transform:translateY(0)}
}
.copt{
  padding:12px 18px;border:1px solid rgba(255,255,255,0.1);background:rgba(255,255,255,0.04);cursor:pointer;
  font-family:'DM Sans',sans-serif;font-size:0.84rem;letter-spacing:0.1em;
  color:var(--gray4);font-weight:400;border-radius:12px;text-align:left;
  transition:background 0.3s,color 0.3s,border-color 0.3s,transform 0.3s,box-shadow 0.3s;
  animation:coptIn 0.6s ease both;
  position:relative;overflow:hidden;
}
.copt:nth-child(1){animation-delay:0.1s}
.copt:nth-child(2){animation-delay:0.2s}
.copt:nth-child(3){animation-delay:0.3s}
.copt:nth-child(4){animation-delay:0.4s}
.copt:nth-child(5){animation-delay:0.5s}
.copt:nth-child(6){animation-delay:0.6s}
.copt:hover{
  background:rgba(255,255,255,0.12);color:white;border-color:rgba(255,255,255,0.25);
  transform:translateY(-2px);box-shadow:0 6px 24px rgba(0,0,0,0.3);
}
.copt:active{transform:translateY(0);box-shadow:none}
.chat-selected{font-size:0.88rem;color:var(--gray3);margin-bottom:16px;letter-spacing:0.06em}
.chat-selected strong{color:white;font-weight:500}
.chat-back{
  display:inline-block;margin-top:12px;
  font-family:'DM Sans',sans-serif;font-size:0.84rem;letter-spacing:0.14em;
  color:var(--gray3);background:none;border:none;cursor:pointer;padding:0;transition:color 0.2s;
}
.chat-back:hover{color:white}
/* fields dentro del chat */
.fform{display:flex;flex-direction:column}
.frow{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.ffield{position:relative;margin-bottom:8px}
.ffield input,.ffield textarea{
  width:100%;background:rgba(255,255,255,0.04);border:1px solid rgba(255,255,255,0.1);border-radius:10px;
  padding:11px 14px;font-family:'DM Sans',sans-serif;font-size:0.95rem;font-weight:300;
  color:white;outline:none;transition:border-color 0.3s,background 0.3s;text-transform:none;
}
.ffield textarea{height:56px;resize:none}
.ffield input:focus,.ffield textarea:focus{border-color:rgba(255,255,255,0.25);background:rgba(255,255,255,0.06)}
.ffield label{
  position:absolute;top:9px;left:12px;
  font-size:0.56rem;letter-spacing:0.13em;text-transform:uppercase;color:var(--gray3);
  pointer-events:none;transition:all 0.22s;
}
.ffield input:focus~label,.ffield input:not(:placeholder-shown)~label,
.ffield textarea:focus~label,.ffield textarea:not(:placeholder-shown)~label{
  top:-9px;left:0;font-size:0.5rem;color:var(--accent);letter-spacing:0.18em;
}
.btn-send{
  width:100%;padding:14px;background:white;color:var(--dark);
  font-family:'DM Sans',sans-serif;font-size:0.88rem;letter-spacing:0.18em;font-weight:600;
  border:none;cursor:pointer;border-radius:12px;margin-top:6px;transition:background 0.3s;
}
.btn-send:hover{background:var(--gray5)}
/* gracias */
.chat-thanks{text-align:center;padding:40px 0}
.chat-thanks h3{
  font-family:'DM Sans',sans-serif;font-size:1.6rem;font-weight:600;
  color:white;margin-bottom:10px;letter-spacing:0.1em;
}
.chat-thanks p{font-size:0.95rem;color:var(--gray4);line-height:1.7;letter-spacing:0.04em}

/* ── FOOTER ── */
footer{background:var(--black);padding:80px 72px 40px;border-top:1px solid var(--border)}
.ft-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:44px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,0.05)}
.ft-brand-logo{height:70px;margin-bottom:16px;filter:brightness(0) invert(1)}
.ft-brand p{font-size:0.85rem;line-height:1.78;color:rgba(255,255,255,0.44);max-width:230px}
.ft-col h4{font-size:0.82rem;letter-spacing:0.24em;text-transform:uppercase;color:var(--gray4);margin-bottom:18px}
.ft-col ul{list-style:none;display:flex;flex-direction:column;gap:9px}
.ft-col ul li a{text-decoration:none;color:rgba(255,255,255,0.48);font-size:0.95rem;transition:color 0.3s}
.ft-col ul li a:hover{color:rgba(255,255,255,0.72)}
.ft-bot{display:flex;justify-content:space-between;align-items:center;padding-top:22px;font-size:0.63rem;color:rgba(255,255,255,0.35);letter-spacing:0.05em;flex-wrap:wrap;gap:10px}
.ft-bot a{color:rgba(255,255,255,0.35);text-decoration:none;transition:color 0.3s}
.ft-bot a:hover{color:rgba(255,255,255,0.60)}

/* ── TOUCH DEVICE — disable hover transforms that cause jank ── */
@media(hover:none){
  .pcard:hover{transform:scale(0.92);opacity:0.7}
  .pcard:hover .pcard-img-wrap img{transform:none}
  .proy-arrow{display:none}
  .proy-grid{scroll-snap-type:none}
  .pcard{scroll-snap-align:none}
  .copt:hover{transform:none;box-shadow:none}
}

/* ── RESPONSIVE ── */

/* Large tablets (iPad Pro, etc.) */
@media(max-width:1100px){
  #desarrollos{min-height:auto;padding:60px 48px;gap:40px}
  .dev-img{max-width:100%}
  #estudio{min-height:auto;padding:60px 48px}
  .est-hero-img{max-width:100%}
  #metodologia{min-height:auto;padding:60px 48px}
  .met-cards{gap:16px}
  .met-card{padding:24px 20px}
  #contacto{padding:60px 48px}
  footer{padding:60px 48px 40px}
}

/* Tablet portrait & small laptops */
@media(max-width:900px){
  nav{padding:20px 22px}
  nav.scrolled{padding:14px 22px}
  .nav-links{display:none}
  .hamburger{display:flex}
  .hero-content{left:50%;bottom:50%;transform:translate(-50%,50%);width:90%;max-width:none}
  .hero-h1{font-size:clamp(1.6rem,6vw,2.4rem)}
  .hero-scroll{display:none}
  #proyectos{padding:80px 0}
  .proy-hd{flex-direction:column;align-items:flex-start;padding:0 28px}
  .proy-grid{gap:20px;padding:20px 20px 32px}
  .pcard{flex:0 0 280px}
  .proy-arrow{width:40px;height:40px;font-size:1rem}
  .proy-arrow-l{left:12px}
  .proy-arrow-r{right:12px}
  #desarrollos{grid-template-columns:1fr;gap:44px;padding:60px 20px;min-height:auto}
  #desarrollos{display:block;position:relative;padding:80px 28px;min-height:auto}
  .dev-img{position:absolute;inset:0;max-width:none;max-height:none;width:100%;height:100%;border-radius:0;z-index:0}
  .dev-img img,.dev-img video{width:100%;height:100%;object-fit:cover;border-radius:0}
  .dev-img::after{border-radius:0;background:rgba(13,13,13,0.88)}
  .dev-text{position:relative;z-index:2}
  .dev-img.fade,.dev-img.fade.in{transform:none;opacity:1}
  .dev-stats{grid-template-columns:repeat(2,1fr)}
  #estudio{padding:40px 28px;min-height:auto}
  .est-grid{grid-template-columns:1fr;gap:40px}
  .est-hero-img{max-width:100%}
  .est-hero-img,.est-hero-img img,.est-hero-img video{height:auto}
  #metodologia{padding:60px 28px;min-height:auto}
  .met-cards{grid-template-columns:1fr 1fr;gap:16px}
  .met-card{padding:24px 20px}
  #contacto{padding:60px 28px}
  .ct-grid{grid-template-columns:1fr;gap:32px}
  .chat-box{padding:28px 22px}
  .ft-top{grid-template-columns:1fr 1fr;gap:30px;padding:36px 22px 36px}
  footer{padding:0 0 28px}
  .ft-bot{padding:20px 22px 0;flex-direction:column;text-align:center;gap:8px}
  /* iOS safe area */
  #wa-float{bottom:calc(28px + env(safe-area-inset-bottom,0px))}
  #ig-float{bottom:calc(28px + env(safe-area-inset-bottom,0px))}
}

/* Mobile portrait */
@media(max-width:520px){
  .hero-btns{flex-direction:column;align-items:center}
  .btn-p,.btn-g{text-align:center;width:100%}
  .pcard{flex:0 0 240px}
  .proy-grid{padding:20px 16px 32px}
  .seg-opts{flex-direction:column}
  .sopt{margin-left:0}
  .frow{grid-template-columns:1fr}
  .ft-top{grid-template-columns:1fr}
  .dev-stats{grid-template-columns:repeat(2,1fr)}
  .stat-n{font-size:2.4rem}
  .met-cards{grid-template-columns:1fr;gap:14px}
  .met-card{padding:20px 18px}
  #contacto{padding:40px 20px}
  .ct-title{margin-bottom:40px}
  .chat-opts{gap:6px}
  .copt{padding:10px 14px;font-size:0.8rem}
  footer{padding:0 0 20px}
  .ft-top{padding:28px 16px}
  .ft-bot{padding:16px 16px 0}
  .btn-est{width:100%;min-width:auto}
  /* iOS safe area */
  #wa-float{bottom:calc(20px + env(safe-area-inset-bottom,0px));right:16px}
  #ig-float{bottom:calc(20px + env(safe-area-inset-bottom,0px));right:76px}
}

/* Very small devices (iPhone SE, etc.) */
@media(max-width:360px){
  .hero-h1{font-size:1.4rem}
  .hero-sub{font-size:0.82rem}
  .pcard{flex:0 0 200px}
  .proy-grid{padding:16px 12px 24px}
  .nav-logo img{height:50px}
  .mob-nav a{font-size:1rem;padding:12px 0}
  .mob-logo{display:none !important}
  .mob-cta{margin-top:20px;padding:12px 0;font-size:0.78rem}
}



/* ── HERO SLIDESHOW ── */