/* =========================================================
   STACKUP SYSTEMS — stylesheet
   Tokens, layout, components y animaciones
   ========================================================= */

/* ---------- Fuentes ---------- */
@import url('https://fonts.googleapis.com/css2?family=Sora:wght@400;600;700;800&family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

/* ---------- Tokens de color ---------- */
:root{
  --turquoise:       #40E0D0;
  --turquoise-deep:   #14B8A6;
  --turquoise-soft:   #8FF2E6;
  --coral:            #FF6B5E;

  /* Modo claro (default) */
  --bg:               #F3FDFC;
  --surface:          #FFFFFF;
  --surface-alt:      #EAFBF8;
  --border:           rgba(11,17,32,0.10);
  --text:             #0B1120;
  --text-secondary:   #4B5B6B;
  --text-on-accent:   #06231F;
  --shadow:           0 20px 45px -20px rgba(11,17,32,0.25);
  --overlay-hero:     linear-gradient(180deg, rgba(6,20,20,0.55) 0%, rgba(6,20,20,0.78) 60%, rgba(6,20,20,0.94) 100%);

  --font-display: 'Sora', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;

  color-scheme: light;
}

[data-theme="dark"]{
  --bg:               #070D18;
  --surface:           #0F1830;
  --surface-alt:       #101B33;
  --border:            rgba(143,242,230,0.14);
  --text:              #EAF7F5;
  --text-secondary:    #97AAC2;
  --text-on-accent:    #06231F;
  --shadow:            0 25px 60px -20px rgba(0,0,0,0.65);
  --overlay-hero:      linear-gradient(180deg, rgba(4,10,18,0.55) 0%, rgba(4,10,18,0.82) 60%, rgba(4,10,18,0.97) 100%);
  color-scheme: dark;
}

/* ---------- Reset ---------- */
*,*::before,*::after{ box-sizing:border-box; margin:0; padding:0; }
html{ scroll-behavior:smooth; }
body{
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height:1.6;
  overflow-x:hidden;
  transition: background .5s ease, color .5s ease;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ list-style:none; }
button{ font-family:inherit; cursor:pointer; border:none; background:none; color:inherit; }
input, textarea, select{ font-family:inherit; }
h1,h2,h3,h4{ font-family: var(--font-display); line-height:1.15; letter-spacing:-0.01em; }

::selection{ background: var(--turquoise); color:#06231F; }

/* Respeta reduce-motion */
@media (prefers-reduced-motion: reduce){
  *{ animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important; scroll-behavior:auto !important; }
}

/* ---------- Utilidades de layout ---------- */
.container{
  width:100%;
  max-width:1220px;
  margin-inline:auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
}
.section{ padding: clamp(4rem, 9vw, 7.5rem) 0; position:relative; }
.section-alt{ background: var(--surface-alt); }
.grid{ display:grid; gap:1.75rem; }
.grid-2{ grid-template-columns: repeat(2,1fr); }
.grid-3{ grid-template-columns: repeat(3,1fr); }
.grid-4{ grid-template-columns: repeat(4,1fr); }

.eyebrow{
  display:inline-flex; align-items:center; gap:.5rem;
  font-family: var(--font-mono);
  font-size:.78rem; letter-spacing:.14em; text-transform:uppercase;
  color: var(--turquoise-deep);
  background: color-mix(in srgb, var(--turquoise) 14%, transparent);
  border:1px solid color-mix(in srgb, var(--turquoise) 35%, transparent);
  padding:.4rem .9rem; border-radius:999px;
  margin-bottom:1.1rem;
}
[data-theme="dark"] .eyebrow{ color: var(--turquoise-soft); }

.section-head{ max-width:640px; margin-bottom:3rem; }
.section-head h2{ font-size: clamp(1.9rem, 3.4vw, 2.7rem); margin-bottom:.9rem; }
.section-head p{ color:var(--text-secondary); font-size:1.05rem; }
.section-head.center{ margin-inline:auto; text-align:center; }

.text-gradient{
  background: linear-gradient(100deg, var(--turquoise) 0%, var(--turquoise-deep) 45%, var(--coral) 100%);
  -webkit-background-clip:text; background-clip:text; color:transparent;
  background-size:200% auto;
  animation: gradientShift 6s ease-in-out infinite;
}
@keyframes gradientShift{
  0%,100%{ background-position:0% 50%; }
  50%{ background-position:100% 50%; }
}

/* ---------- Botones ---------- */
.btn{
  position:relative;
  display:inline-flex; align-items:center; justify-content:center; gap:.6rem;
  padding:.95rem 1.9rem;
  border-radius:999px;
  font-weight:600; font-size:.98rem;
  overflow:hidden;
  transition: transform .35s cubic-bezier(.2,.8,.2,1), box-shadow .35s ease, background .35s ease, color .35s ease;
  white-space:nowrap;
}
.btn-primary{
  background: linear-gradient(120deg, var(--turquoise), var(--turquoise-deep));
  color:#06231F;
  box-shadow: 0 12px 30px -10px rgba(64,224,208,0.55);
}
.btn-primary:hover{ transform: translateY(-4px) scale(1.02); box-shadow: 0 20px 40px -12px rgba(64,224,208,0.65); }
.btn-outline{
  border:1.5px solid var(--border);
  color:var(--text);
  background: transparent;
}
.btn-outline:hover{ border-color:var(--turquoise); color:var(--turquoise-deep); transform: translateY(-4px); }
[data-theme="dark"] .btn-outline:hover{ color:var(--turquoise-soft); }

.btn::after{
  content:"";
  position:absolute; inset:0;
  background: radial-gradient(circle at var(--x,50%) var(--y,50%), rgba(255,255,255,.45), transparent 60%);
  opacity:0; transition: opacity .4s ease;
}
.btn:hover::after{ opacity:1; }

/* ---------- NAVBAR ---------- */
.navbar{
  position:fixed; inset-inline:0; top:0; z-index:200;
  padding: .9rem 0;
  transition: background .4s ease, box-shadow .4s ease, padding .4s ease, backdrop-filter .4s ease;
}
.navbar.scrolled{
  padding:.55rem 0;
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  backdrop-filter: blur(16px) saturate(160%);
  box-shadow: 0 10px 30px -20px rgba(0,0,0,.35);
  border-bottom:1px solid var(--border);
}
.nav-inner{ display:flex; align-items:center; justify-content:space-between; gap:1.5rem; }
.logo{
  display:flex; align-items:center; gap:.65rem;
  font-family:var(--font-display); font-weight:800; font-size:1.25rem;
}
.logo .mark{
  width:34px; height:34px; position:relative; flex-shrink:0;
}
.logo .mark span{
  position:absolute; left:0; right:0; height:8px; border-radius:4px;
  background: linear-gradient(90deg, var(--turquoise), var(--turquoise-deep));
  animation: stackFloat 3.2s ease-in-out infinite;
}
.logo .mark span:nth-child(1){ top:0; animation-delay:0s; }
.logo .mark span:nth-child(2){ top:12px; opacity:.75; animation-delay:.25s; }
.logo .mark span:nth-child(3){ top:24px; opacity:.5; animation-delay:.5s; }
@keyframes stackFloat{
  0%,100%{ transform: translateY(0); }
  50%{ transform: translateY(-4px); }
}
.logo b{ color: var(--turquoise-deep); }
[data-theme="dark"] .logo b{ color: var(--turquoise); }

.nav-links{ display:flex; align-items:center; gap:2.1rem; }
.nav-links a{
  position:relative; font-weight:500; font-size:.95rem; color:var(--text-secondary);
  padding:.3rem 0; transition: color .3s ease;
}
.nav-links a::after{
  content:""; position:absolute; left:0; bottom:-3px; width:0; height:2px;
  background: linear-gradient(90deg, var(--turquoise), var(--turquoise-deep));
  transition: width .35s ease;
}
.nav-links a:hover, .nav-links a.active{ color:var(--text); }
.nav-links a:hover::after, .nav-links a.active::after{ width:100%; }

.nav-actions{ display:flex; align-items:center; gap:.85rem; }

.theme-toggle{
  width:46px; height:46px; border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  border:1px solid var(--border);
  background: var(--surface);
  transition: transform .5s cubic-bezier(.2,.8,.2,1), background .4s ease, border-color .4s ease;
}
.theme-toggle:hover{ transform: rotate(25deg) scale(1.08); border-color:var(--turquoise); }
.theme-toggle svg{ width:20px; height:20px; transition: opacity .3s ease, transform .5s ease; }
.theme-toggle .icon-sun{ display:none; }
[data-theme="dark"] .theme-toggle .icon-moon{ display:none; }
[data-theme="dark"] .theme-toggle .icon-sun{ display:block; }

.lang-toggle{
  display:flex; align-items:center; gap:.4rem;
  height:46px; padding:0 .95rem; border-radius:999px;
  border:1px solid var(--border);
  background: var(--surface);
  font-size:.82rem; font-weight:700; letter-spacing:.03em;
  color:var(--text-secondary);
  transition: transform .3s cubic-bezier(.2,.8,.2,1), background .4s ease, border-color .4s ease, color .3s ease;
}
.lang-toggle:hover{ transform: translateY(-2px); border-color:var(--turquoise); color:var(--text); }
.lang-toggle svg{ width:18px; height:18px; flex-shrink:0; }
.lang-toggle .lang-code{ line-height:1; }

.burger{
  display:none; flex-direction:column; gap:5px; width:26px;
}
.burger span{ height:2px; background:var(--text); border-radius:2px; transition: all .35s ease; }
.burger.open span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.burger.open span:nth-child(2){ opacity:0; }
.burger.open span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 880px){
  .nav-links{
    position:fixed; inset:0 0 0 auto; top:0; height:100vh; width:min(78vw,340px);
    background: var(--surface); flex-direction:column; justify-content:center; align-items:flex-start;
    padding: 2rem 2.4rem; gap:1.9rem;
    transform: translateX(100%); transition: transform .5s cubic-bezier(.2,.8,.2,1);
    box-shadow: -20px 0 50px -20px rgba(0,0,0,.35);
  }
  .nav-links.open{ transform: translateX(0); }
  .nav-links a{ font-size:1.15rem; }
  .burger{ display:flex; }
}

/* ---------- HERO ---------- */
.hero{
  position:relative; min-height:100svh; display:flex; align-items:center;
  overflow:hidden; padding-top:6rem;
  isolation:isolate;
}
.hero-bg{
  position:absolute; inset:0; z-index:-2;
  background-image: var(--hero-img);
  background-size:cover; background-position:center;
  animation: heroZoom 18s ease-in-out infinite alternate;
}
@keyframes heroZoom{ from{ transform:scale(1);} to{ transform:scale(1.12);} }
.hero-bg::after{ content:""; position:absolute; inset:0; background: var(--overlay-hero); }
.hero-bg.tint::before{
  content:""; position:absolute; inset:0; z-index:1;
  background: linear-gradient(140deg, rgba(64,224,208,.35), transparent 55%);
  mix-blend-mode: screen;
}

.hero-content{ color:#F2FEFC; max-width:820px; position:relative; z-index:1; }
.hero .eyebrow{ background: rgba(64,224,208,.16); border-color: rgba(64,224,208,.45); color:#B7FBF1; }

.hero h1{
  font-size: clamp(2.6rem, 6.4vw, 4.6rem);
  font-weight:800;
  margin-bottom:1.4rem;
}
.hero h1 .word{ display:inline-block; overflow:hidden; vertical-align:top; }
.hero h1 .word span{
  display:inline-block; transform: translateY(115%); animation: riseUp .9s cubic-bezier(.2,.8,.2,1) forwards;
}
@keyframes riseUp{ to{ transform: translateY(0); } }

.hero p.lead{
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  color: rgba(242,254,252,0.86);
  max-width:600px; margin-bottom:2.2rem;
  animation: fadeInUp 1s ease .5s both;
}
.hero .type-line{
  font-family: var(--font-mono); font-size:.95rem; color: var(--turquoise-soft);
  margin-bottom:1.2rem; min-height:1.4em;
  animation: fadeInUp .9s ease .2s both;
}
.type-cursor{ display:inline-block; width:2px; background:var(--turquoise-soft); margin-left:2px; animation: blink 1s steps(1) infinite; }
@keyframes blink{ 50%{ opacity:0; } }

.hero-cta{ display:flex; flex-wrap:wrap; gap:1rem; animation: fadeInUp 1s ease .7s both; }

@keyframes fadeInUp{ from{ opacity:0; transform: translateY(24px); } to{ opacity:1; transform:translateY(0); } }

.hero-stats{
  position:relative; z-index:1; margin-top:4rem;
  display:flex; flex-wrap:wrap; gap:2.4rem;
  animation: fadeInUp 1s ease .9s both;
}
.hero-stats div{ color:#EAFBF8; }
.hero-stats strong{ display:block; font-family:var(--font-display); font-size:2rem; color: var(--turquoise); }
.hero-stats span{ font-size:.85rem; color:rgba(234,251,248,.7); }

.scroll-cue{
  position:absolute; bottom:2rem; left:50%; transform:translateX(-50%); z-index:1;
  display:flex; flex-direction:column; align-items:center; gap:.5rem;
  color:#EAFBF8; font-size:.75rem; letter-spacing:.1em; text-transform:uppercase;
  animation: fadeInUp 1s ease 1.2s both;
}
.scroll-cue .line{ width:1px; height:34px; background: linear-gradient(180deg, var(--turquoise), transparent); position:relative; overflow:hidden; }
.scroll-cue .line::after{
  content:""; position:absolute; left:0; top:-100%; width:100%; height:100%;
  background: var(--turquoise-soft); animation: scrollDrop 1.8s ease-in-out infinite;
}
@keyframes scrollDrop{ 0%{ top:-100%; } 60%{ top:100%; } 100%{ top:100%; } }

/* Formas flotantes decorativas */
.floaters{ position:absolute; inset:0; pointer-events:none; z-index:0; }
.floaters span{
  position:absolute; border-radius:50%;
  background: radial-gradient(circle at 30% 30%, var(--turquoise), transparent 70%);
  opacity:.35; filter: blur(2px);
  animation: floatY 9s ease-in-out infinite;
}
@keyframes floatY{
  0%,100%{ transform: translateY(0) translateX(0); }
  50%{ transform: translateY(-30px) translateX(14px); }
}

/* ---------- Marquee de tecnologías ---------- */
.marquee-wrap{ overflow:hidden; border-block:1px solid var(--border); padding:1.5rem 0; background:var(--surface); }
.marquee{ display:flex; gap:3.5rem; width:max-content; animation: scrollX 24s linear infinite; }
.marquee span{
  font-family: var(--font-mono); font-size:.95rem; color:var(--text-secondary);
  display:flex; align-items:center; gap:.6rem; white-space:nowrap;
}
.marquee span::before{ content:"◆"; color:var(--turquoise); }
@keyframes scrollX{ from{ transform:translateX(0); } to{ transform:translateX(-50%); } }

/* ---------- Cards de servicios ---------- */
.service-card{
  background: var(--surface);
  border:1px solid var(--border);
  border-radius: var(--radius-lg);
  padding:2.2rem;
  position:relative; overflow:hidden;
  transition: transform .5s cubic-bezier(.2,.8,.2,1), box-shadow .5s ease, border-color .5s ease;
}
.service-card:hover{ transform: translateY(-10px); box-shadow: var(--shadow); border-color: color-mix(in srgb, var(--turquoise) 45%, transparent); }
.service-card .icon-wrap{
  width:58px; height:58px; border-radius:16px;
  display:flex; align-items:center; justify-content:center; margin-bottom:1.4rem;
  background: linear-gradient(135deg, var(--turquoise), var(--turquoise-deep));
  color:#06231F;
  transition: transform .5s ease;
}
.service-card:hover .icon-wrap{ transform: rotate(-8deg) scale(1.08); }
.service-card .icon-wrap svg{ width:28px; height:28px; }
.service-card h3{ font-size:1.25rem; margin-bottom:.7rem; }
.service-card p{ color:var(--text-secondary); font-size:.96rem; margin-bottom:1.1rem; }
.service-card ul{ display:flex; flex-direction:column; gap:.5rem; }
.service-card li{ font-size:.9rem; color:var(--text-secondary); display:flex; gap:.55rem; align-items:flex-start; }
.service-card li::before{ content:"✓"; color: var(--turquoise-deep); font-weight:700; }
[data-theme="dark"] .service-card li::before{ color:var(--turquoise); }
.service-card .tag{
  position:absolute; top:1.6rem; right:1.6rem; font-family:var(--font-mono); font-size:.72rem;
  color:var(--text-secondary); opacity:.6;
}

/* imagen dentro de tarjeta */
.card-media{ border-radius: var(--radius-md); overflow:hidden; margin-bottom:1.4rem; aspect-ratio:16/10; position:relative; }
.card-media img{ width:100%; height:100%; object-fit:cover; transition: transform .7s cubic-bezier(.2,.8,.2,1); }
.service-card:hover .card-media img, .work-card:hover .card-media img{ transform: scale(1.09); }
.card-media::after{
  content:""; position:absolute; inset:0;
  background: linear-gradient(180deg, transparent 40%, rgba(6,20,20,.55));
  opacity:0; transition: opacity .4s ease;
}
.service-card:hover .card-media::after{ opacity:1; }

/* ---------- Proceso (timeline numerado — sí aplica, es una secuencia real) ---------- */
.process{ position:relative; }
.process-list{ display:flex; flex-direction:column; gap:0; }
.process-item{
  display:grid; grid-template-columns:90px 1fr; gap:1.6rem;
  padding:2.2rem 0; border-top:1px solid var(--border);
  opacity:0; transform: translateY(30px);
}
.process-item:last-child{ border-bottom:1px solid var(--border); }
.process-num{ font-family:var(--font-display); font-size:2.4rem; font-weight:800; color:var(--turquoise); opacity:.55; }
.process-item h3{ font-size:1.3rem; margin-bottom:.5rem; }
.process-item p{ color:var(--text-secondary); max-width:560px; }

/* ---------- Portafolio ---------- */
.filter-bar{ display:flex; flex-wrap:wrap; gap:.7rem; margin-bottom:2.6rem; }
.filter-btn{
  padding:.55rem 1.2rem; border-radius:999px; border:1px solid var(--border);
  font-size:.88rem; font-weight:600; color:var(--text-secondary);
  transition: all .35s ease;
}
.filter-btn:hover{ border-color:var(--turquoise); color:var(--text); }
.filter-btn.active{ background: var(--turquoise); border-color:var(--turquoise); color:#06231F; }

.work-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:1.6rem; }
.work-card{
  border-radius: var(--radius-lg); overflow:hidden; position:relative;
  border:1px solid var(--border); background:var(--surface);
  transition: transform .5s cubic-bezier(.2,.8,.2,1), box-shadow .5s ease;
}
.work-card:hover{ transform: translateY(-8px); box-shadow: var(--shadow); }
.work-media{ aspect-ratio:4/3; overflow:hidden; }
.work-media img{ width:100%; height:100%; object-fit:cover; transition: transform .7s ease; }
.work-card:hover .work-media img{ transform:scale(1.1) rotate(1deg); }
.work-info{ padding:1.4rem 1.5rem 1.6rem; }
.work-info span.cat{ font-family:var(--font-mono); font-size:.72rem; color:var(--turquoise-deep); text-transform:uppercase; letter-spacing:.08em; }
[data-theme="dark"] .work-info span.cat{ color:var(--turquoise); }
.work-info h3{ font-size:1.1rem; margin-top:.4rem; }
.work-card[hidden]{ display:none; }

/* ---------- Testimonios ---------- */
.testi-track{ display:flex; gap:1.6rem; overflow-x:auto; scroll-snap-type:x mandatory; padding-bottom:1rem; scrollbar-width:none; }
.testi-track::-webkit-scrollbar{ display:none; }
.testi-card{
  flex:0 0 min(420px,86vw); scroll-snap-align:start;
  background:var(--surface); border:1px solid var(--border); border-radius: var(--radius-lg);
  padding:2rem; display:flex; flex-direction:column; gap:1.2rem;
}
.testi-card .stars{ color: var(--turquoise); letter-spacing:.15em; }
.testi-card p{ color:var(--text); font-size:1.02rem; }
.testi-person{ display:flex; align-items:center; gap:.8rem; margin-top:auto; }
.testi-person img{ width:44px; height:44px; border-radius:50%; object-fit:cover; }
.testi-person strong{ display:block; font-size:.92rem; }
.testi-person span{ font-size:.8rem; color:var(--text-secondary); }

/* ---------- CTA banda ---------- */
.cta-band{
  border-radius: var(--radius-lg);
  padding: clamp(2.6rem, 6vw, 4.2rem);
  background: linear-gradient(120deg, var(--turquoise-deep), var(--turquoise) 60%, var(--turquoise-soft));
  color:#06231F;
  position:relative; overflow:hidden;
  text-align:center;
}
.cta-band h2{ font-size:clamp(1.7rem,3.4vw,2.5rem); margin-bottom:1rem; }
.cta-band p{ max-width:520px; margin-inline:auto; margin-bottom:1.8rem; opacity:.85; }
.cta-band .btn-outline{ border-color:rgba(6,35,31,.4); color:#06231F; }
.cta-band .btn-outline:hover{ background:#06231F; color:var(--turquoise); }
.cta-band::before, .cta-band::after{
  content:""; position:absolute; width:260px; height:260px; border-radius:50%;
  background: rgba(255,255,255,.25); filter:blur(10px);
  animation: floatY 10s ease-in-out infinite;
}
.cta-band::before{ top:-100px; left:-80px; }
.cta-band::after{ bottom:-120px; right:-60px; animation-delay:2s; }

/* ---------- Formulario de contacto ---------- */
.contact-grid{ display:grid; grid-template-columns:1.1fr .9fr; gap:3rem; align-items:start; }
.form-field{ margin-bottom:1.3rem; }
.form-field label{ display:block; font-size:.85rem; font-weight:600; margin-bottom:.5rem; color:var(--text-secondary); }
.form-field input, .form-field select, .form-field textarea{
  width:100%; padding:.9rem 1.05rem; border-radius: var(--radius-sm);
  border:1.5px solid var(--border); background:var(--surface); color:var(--text);
  transition: border-color .3s ease, box-shadow .3s ease, transform .2s ease;
}
.form-field input:focus, .form-field select:focus, .form-field textarea:focus{
  outline:none; border-color:var(--turquoise); box-shadow: 0 0 0 4px color-mix(in srgb, var(--turquoise) 22%, transparent);
}
.form-field textarea{ resize:vertical; min-height:130px; }
.form-note{ font-size:.85rem; color:var(--text-secondary); margin-top:1rem; }
.form-success{
  display:none; align-items:center; gap:.7rem; padding:1rem 1.2rem; border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--turquoise) 16%, transparent); border:1px solid color-mix(in srgb, var(--turquoise) 40%, transparent);
  color: var(--turquoise-deep); font-weight:600; margin-top:1rem;
}
[data-theme="dark"] .form-success{ color: var(--turquoise-soft); }
.form-success.show{ display:flex; animation: fadeInUp .5s ease both; }

.contact-info-card{
  background: var(--surface); border:1px solid var(--border); border-radius: var(--radius-lg);
  padding:2rem;
}
.contact-info-card h3{ margin-bottom:1.4rem; }
.contact-info-card .row{ display:flex; gap:1rem; align-items:flex-start; padding:.85rem 0; border-top:1px solid var(--border); }
.contact-info-card .row:first-of-type{ border-top:none; padding-top:0; }
.contact-info-card .row .icon{
  width:40px; height:40px; border-radius:12px; flex-shrink:0;
  display:flex; align-items:center; justify-content:center;
  background: color-mix(in srgb, var(--turquoise) 16%, transparent); color: var(--turquoise-deep);
}
[data-theme="dark"] .contact-info-card .row .icon{ color: var(--turquoise); }
.contact-info-card .row strong{ display:block; font-size:.92rem; }
.contact-info-card .row span{ font-size:.85rem; color:var(--text-secondary); }
.social-row{ display:flex; gap:.7rem; margin-top:1.5rem; }
.social-row a{
  width:42px; height:42px; border-radius:50%; border:1px solid var(--border);
  display:flex; align-items:center; justify-content:center; transition: all .35s ease;
}
.social-row a:hover{ background: var(--turquoise); border-color:var(--turquoise); color:#06231F; transform: translateY(-4px) rotate(8deg); }
.social-row svg{ width:18px; height:18px; }

/* ---------- Equipo / nosotros ---------- */
.value-card{
  background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-md);
  padding:1.8rem; transition: transform .4s ease, box-shadow .4s ease;
}
.value-card:hover{ transform: translateY(-6px); box-shadow: var(--shadow); }
.value-card .num{ font-family:var(--font-mono); color:var(--turquoise-deep); font-size:.85rem; }
[data-theme="dark"] .value-card .num{ color:var(--turquoise); }
.value-card h3{ font-size:1.15rem; margin:.6rem 0 .6rem; }
.value-card p{ color:var(--text-secondary); font-size:.92rem; }

.team-card{ text-align:center; }
.team-photo{ border-radius: var(--radius-lg); overflow:hidden; aspect-ratio:1/1; margin-bottom:1.1rem; position:relative; }
.team-photo img{ width:100%; height:100%; object-fit:cover; transition: transform .6s ease, filter .6s ease; filter:grayscale(45%); }
.team-card:hover .team-photo img{ transform:scale(1.08); filter:grayscale(0%); }
.team-card h3{ font-size:1.05rem; }
.team-card span{ font-size:.85rem; color:var(--text-secondary); }

.stat-block{ text-align:center; }
.stat-block strong{ display:block; font-family:var(--font-display); font-size:clamp(2rem,4vw,3rem); color:var(--turquoise-deep); }
[data-theme="dark"] .stat-block strong{ color:var(--turquoise); }
.stat-block span{ color:var(--text-secondary); font-size:.9rem; }

/* ---------- Mini hero de páginas internas ---------- */
.page-hero{
  padding: 9.5rem 0 4.5rem; position:relative; overflow:hidden;
  background: var(--surface-alt);
}
.page-hero .eyebrow{ }
.page-hero h1{ font-size: clamp(2.1rem, 4.4vw, 3.4rem); max-width:760px; }
.page-hero p{ color:var(--text-secondary); max-width:600px; margin-top:1rem; font-size:1.05rem; }
.page-hero .glow{
  position:absolute; width:420px; height:420px; border-radius:50%;
  background: radial-gradient(circle, var(--turquoise), transparent 70%);
  opacity:.18; top:-160px; right:-140px; filter:blur(10px);
  animation: floatY 12s ease-in-out infinite;
}

/* ---------- Footer ---------- */
footer{ background: var(--surface); border-top:1px solid var(--border); padding: 4rem 0 2rem; }
.footer-grid{ display:grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap:2.5rem; margin-bottom:3rem; }
.footer-grid h4{ font-size:.9rem; margin-bottom:1.1rem; }
.footer-grid ul{ display:flex; flex-direction:column; gap:.65rem; }
.footer-grid a{ color:var(--text-secondary); font-size:.92rem; transition: color .3s ease, padding-left .3s ease; }
.footer-grid a:hover{ color:var(--turquoise-deep); padding-left:4px; }
[data-theme="dark"] .footer-grid a:hover{ color:var(--turquoise); }
.footer-bottom{ display:flex; justify-content:space-between; flex-wrap:wrap; gap:1rem; padding-top:1.6rem; border-top:1px solid var(--border); font-size:.85rem; color:var(--text-secondary); }

/* ---------- Botones flotantes ---------- */
.floating-actions{ position:fixed; right:1.4rem; bottom:1.4rem; z-index:250; display:flex; flex-direction:column; gap:.9rem; align-items:flex-end; }

.whatsapp-btn{
  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,.55);
  position:relative;
  animation: pulseWA 2.6s ease-in-out infinite;
}
.whatsapp-btn svg{ width:28px; height:28px; }
.whatsapp-btn::before{
  content:""; position:absolute; inset:0; border-radius:50%; background:#25D366; opacity:.55;
  animation: ringWA 2.6s ease-out infinite;
}
@keyframes pulseWA{ 0%,100%{ transform:scale(1);} 50%{ transform:scale(1.07);} }
@keyframes ringWA{ 0%{ transform:scale(1); opacity:.55;} 100%{ transform:scale(1.9); opacity:0;} }

.totop-btn{
  width:48px; height:48px; border-radius:50%; background: var(--surface); color:var(--text);
  border:1px solid var(--border); display:flex; align-items:center; justify-content:center;
  opacity:0; transform: translateY(20px) scale(.8); pointer-events:none;
  transition: opacity .4s ease, transform .4s ease, background .4s ease, border-color .4s ease;
}
.totop-btn.show{ opacity:1; transform: translateY(0) scale(1); pointer-events:auto; }
.totop-btn:hover{ border-color: var(--turquoise); transform: translateY(-4px); }
.totop-btn svg{ width:20px; height:20px; }

/* progreso de scroll */
.scroll-progress{ position:fixed; top:0; left:0; height:3px; background: linear-gradient(90deg, var(--turquoise), var(--turquoise-deep)); z-index:300; width:0%; transition: width .1s linear; }

/* ---------- Scroll reveal ---------- */
.reveal{ opacity:0; transform: translateY(36px); transition: opacity .8s cubic-bezier(.2,.8,.2,1), transform .8s cubic-bezier(.2,.8,.2,1); }
.reveal.in{ opacity:1; transform:none; }
.reveal-scale{ opacity:0; transform: scale(.92); transition: opacity .7s ease, transform .7s cubic-bezier(.2,.8,.2,1); }
.reveal-scale.in{ opacity:1; transform:scale(1); }
.stagger > *{ transition-delay: calc(var(--i,0) * 90ms); }
.process-item.in{ opacity:1; transform:translateY(0); transition: opacity .7s ease, transform .7s cubic-bezier(.2,.8,.2,1); }

/* ---------- Loader de página ---------- */
.page-loader{
  position:fixed; inset:0; z-index:999; background: var(--bg);
  display:flex; align-items:center; justify-content:center;
  transition: opacity .6s ease, visibility .6s ease;
}
.page-loader.hide{ opacity:0; visibility:hidden; }
.loader-stack{ display:flex; flex-direction:column; gap:8px; }
.loader-stack span{ width:64px; height:12px; border-radius:6px; background: linear-gradient(90deg, var(--turquoise), var(--turquoise-deep)); animation: loaderBar 1.1s ease-in-out infinite; }
.loader-stack span:nth-child(2){ animation-delay:.15s; width:48px; }
.loader-stack span:nth-child(3){ animation-delay:.3s; width:32px; }
@keyframes loaderBar{ 0%,100%{ transform: scaleX(.4); opacity:.5; } 50%{ transform: scaleX(1); opacity:1; } }

/* =========================================================
   COMPONENTES AVANZADOS — v2 (inspirados en referencia)
   ========================================================= */

/* ---------- Fondo ambiente (partículas flotantes) ---------- */
.ambient{ position:fixed; inset:0; z-index:-3; pointer-events:none; overflow:hidden; }
.ambient span{
  position:absolute; bottom:-40px; border-radius:50%;
  background: radial-gradient(circle at 35% 30%, var(--turquoise-soft), transparent 70%);
  opacity:.28;
  animation: ambientRise linear infinite;
}
@keyframes ambientRise{
  0%{ transform: translateY(0) translateX(0); opacity:0; }
  10%{ opacity:.32; }
  90%{ opacity:.2; }
  100%{ transform: translateY(-115vh) translateX(24px); opacity:0; }
}

/* ---------- Divisores de onda entre secciones ---------- */
.wave-divider{ display:block; line-height:0; margin-top:-1px; }
.wave-divider svg{ display:block; width:100%; height:64px; }

/* ---------- Sección profunda (contraste editorial) ---------- */
.section-deep{
  background: linear-gradient(180deg, #071021 0%, #0A1830 100%);
  color:#EAF7F5;
}
.section-deep .section-head p{ color: rgba(234,247,245,.68); }
.section-deep .eyebrow{ background: rgba(64,224,208,.14); border-color: rgba(64,224,208,.4); color:#B7FBF1; }
[data-theme="light"] .section-deep{ color:#EAF7F5; }

/* ---------- Ticker (marquee reutilizable con clase .ticker) ---------- */
.ticker{ overflow:hidden; border-block:1px solid var(--border); background: var(--surface); }
.ticker-track{ display:flex; gap:3rem; width:max-content; padding:1.2rem 0; animation: scrollX 22s linear infinite; }
.ticker-track span{ font-family:var(--font-mono); font-size:.88rem; color:var(--text-secondary); white-space:nowrap; display:flex; align-items:center; gap:.6rem; }
.ticker-track span::before{ content:"◆"; color:var(--turquoise); }

/* ---------- Dropdown de navegación ---------- */
.nav-dropdown{ position:relative; }
.drop-trigger{
  display:flex; align-items:center; gap:.4rem;
  font-weight:500; font-size:.95rem; color:var(--text-secondary);
  transition: color .3s ease;
}
.drop-trigger svg{ transition: transform .3s ease; }
.nav-dropdown:hover .drop-trigger, .nav-dropdown.open .drop-trigger{ color:var(--text); }
.nav-dropdown:hover .drop-trigger svg, .nav-dropdown.open .drop-trigger svg{ transform: rotate(180deg); }
.dropdown-menu{
  position:absolute; top:calc(100% + 14px); left:50%; transform:translateX(-50%) translateY(8px);
  min-width:220px; background:var(--surface); border:1px solid var(--border); border-radius: var(--radius-md);
  box-shadow: var(--shadow); padding:.6rem; display:flex; flex-direction:column; gap:.2rem;
  opacity:0; pointer-events:none; transition: opacity .3s ease, transform .3s ease;
  z-index:50;
}
.nav-dropdown:hover .dropdown-menu, .nav-dropdown.open .dropdown-menu{ opacity:1; pointer-events:auto; transform:translateX(-50%) translateY(0); }
.dropdown-menu a{ padding:.6rem .8rem; border-radius: var(--radius-sm); font-size:.92rem; display:flex; align-items:center; gap:.6rem; }
.dropdown-menu a:hover{ background: var(--surface-alt); color:var(--turquoise-deep); }
[data-theme="dark"] .dropdown-menu a:hover{ color:var(--turquoise); }
.dropdown-menu a::after{ display:none; }
@media (max-width: 880px){
  .dropdown-menu{ position:static; transform:none; opacity:1; pointer-events:auto; max-height:0; overflow:hidden; padding:0; border:none; box-shadow:none; background:transparent; transition: max-height .4s ease, padding .4s ease; }
  .nav-dropdown.open .dropdown-menu{ max-height:220px; padding:.4rem 0 .4rem 1rem; }
  .drop-trigger{ font-size:1.15rem; }
}

/* ---------- Barra de anuncio flotante (CTA persistente) ---------- */
.promo-bar{
  position:fixed; left:50%; bottom:1.4rem; transform: translate(-50%, 140%);
  z-index:240; width:min(560px, 92vw);
  background: var(--surface); border:1px solid var(--border); border-radius: var(--radius-lg);
  box-shadow: var(--shadow); padding:.9rem 1rem .9rem 1.2rem;
  display:flex; align-items:center; justify-content:space-between; gap:1rem;
  transition: transform .5s cubic-bezier(.2,.8,.2,1);
}
.promo-bar.show{ transform: translate(-50%, 0); }
.promo-msg{ display:flex; align-items:center; gap:.8rem; }
.promo-msg .dot{ width:10px; height:10px; border-radius:50%; background: var(--turquoise); flex-shrink:0; box-shadow:0 0 0 4px color-mix(in srgb, var(--turquoise) 25%, transparent); animation: pulseWA 2.2s ease-in-out infinite; }
.promo-msg b{ font-size:.92rem; display:block; }
.promo-msg span{ font-size:.8rem; color:var(--text-secondary); }
.promo-actions{ display:flex; align-items:center; gap:.5rem; flex-shrink:0; }
.promo-close{ width:32px; height:32px; border-radius:50%; display:flex; align-items:center; justify-content:center; color:var(--text-secondary); transition: background .3s ease; }
.promo-close:hover{ background: var(--surface-alt); }
@media (max-width:640px){ .promo-msg span{ display:none; } }

/* ---------- Tooltip en FAB ---------- */
.fab-tooltip{
  position:absolute; right:calc(100% + 12px); top:50%; transform: translateY(-50%) translateX(6px);
  background: var(--text); color: var(--bg); font-size:.8rem; font-weight:600;
  padding:.45rem .8rem; border-radius:999px; white-space:nowrap;
  opacity:0; pointer-events:none; transition: opacity .3s ease, transform .3s ease;
}
.whatsapp-btn{ position:relative; }
.whatsapp-btn:hover .fab-tooltip{ opacity:1; transform: translateY(-50%) translateX(0); }

/* ---------- Carrusel de testimonios (uno a la vez) ---------- */
.testi-carousel{ max-width:720px; margin-inline:auto; text-align:center; position:relative; min-height:220px; }
.testi-slide{
  position:absolute; inset:0; opacity:0; transform: translateY(14px);
  transition: opacity .6s ease, transform .6s ease; pointer-events:none;
}
.testi-slide.active{ opacity:1; transform:translateY(0); position:relative; pointer-events:auto; }
.testi-slide .stars{ color:var(--turquoise); letter-spacing:.2em; margin-bottom:1rem; display:block; }
.testi-slide p{ font-size:1.25rem; font-family:var(--font-display); font-weight:600; line-height:1.5; margin-bottom:1.2rem; }
.testi-slide span{ color:var(--text-secondary); font-size:.88rem; letter-spacing:.04em; text-transform:uppercase; }
.testi-dots{ display:flex; gap:.55rem; justify-content:center; margin-top:1.8rem; }
.testi-dots button{ width:9px; height:9px; border-radius:50%; background: var(--border); transition: all .35s ease; }
.testi-dots button.active{ background: var(--turquoise); width:26px; border-radius:6px; }

/* ---------- Barra de estadísticas ---------- */
.stats-bar{ display:flex; flex-wrap:wrap; justify-content:space-between; gap:2rem; }
.stats-bar .stat{ flex:1; min-width:140px; text-align:center; }
.stats-bar .stat b{ display:block; font-family:var(--font-display); font-size:clamp(1.8rem,3.4vw,2.6rem); color:var(--turquoise); }
.stats-bar .stat span{ font-size:.85rem; color: var(--text-secondary); }
.section-deep .stats-bar .stat span{ color: rgba(234,247,245,.65); }

/* ---------- Acordeón (FAQ) ---------- */
.accordion{ display:flex; flex-direction:column; gap:.9rem; }
.acc-item{ border:1px solid var(--border); border-radius: var(--radius-md); background: var(--surface); overflow:hidden; transition: border-color .3s ease; }
.acc-item.open{ border-color: color-mix(in srgb, var(--turquoise) 45%, transparent); }
.acc-head{
  width:100%; display:flex; align-items:center; justify-content:space-between; gap:1rem;
  padding:1.2rem 1.4rem; text-align:left; font-weight:600; font-size:1rem;
}
.acc-icon{ position:relative; width:20px; height:20px; flex-shrink:0; }
.acc-icon::before, .acc-icon::after{ content:""; position:absolute; background: var(--turquoise-deep); border-radius:2px; transition: transform .35s ease; }
[data-theme="dark"] .acc-icon::before, [data-theme="dark"] .acc-icon::after{ background: var(--turquoise); }
.acc-icon::before{ width:100%; height:2px; top:50%; left:0; transform:translateY(-50%); }
.acc-icon::after{ width:2px; height:100%; left:50%; top:0; transform:translateX(-50%); }
.acc-item.open .acc-icon::after{ transform: translateX(-50%) rotate(90deg); opacity:0; }
.acc-body{ max-height:0; overflow:hidden; transition: max-height .4s ease; }
.acc-body-inner{ padding:0 1.4rem 1.3rem; color:var(--text-secondary); font-size:.95rem; }

/* ---------- Tabs de filtro (variante nombrada .tab) ---------- */
.tabs{ display:flex; flex-wrap:wrap; gap:.7rem; margin-bottom:2.4rem; }
.tab{
  padding:.55rem 1.2rem; border-radius:999px; border:1px solid var(--border);
  font-size:.88rem; font-weight:600; color:var(--text-secondary); transition: all .35s ease;
}
.tab:hover{ border-color:var(--turquoise); color:var(--text); }
.tab.active{ background: var(--turquoise); border-color:var(--turquoise); color:#06231F; }

/* ---------- Logo con leve resplandor ---------- */
.logo-glow{ animation: logoGlow 3.4s ease-in-out infinite; }
@keyframes logoGlow{
  0%,100%{ filter: drop-shadow(0 0 0 transparent); }
  50%{ filter: drop-shadow(0 0 8px color-mix(in srgb, var(--turquoise) 55%, transparent)); }
}

/* ---------- Selector de tema: claro / oscuro / sistema ---------- */
.theme-switcher{ position:relative; }
.theme-menu{
  position:absolute; top:calc(100% + 12px); right:0;
  min-width:170px; background:var(--surface); border:1px solid var(--border); border-radius: var(--radius-md);
  box-shadow: var(--shadow); padding:.5rem; display:flex; flex-direction:column; gap:.15rem;
  opacity:0; pointer-events:none; transform: translateY(8px);
  transition: opacity .25s ease, transform .25s ease;
  z-index:60;
}
.theme-switcher.open .theme-menu{ opacity:1; pointer-events:auto; transform:translateY(0); }
.theme-menu button{
  display:flex; align-items:center; gap:.7rem; width:100%;
  padding:.6rem .75rem; border-radius: var(--radius-sm); font-size:.88rem; font-weight:500;
  color:var(--text-secondary); transition: background .25s ease, color .25s ease;
}
.theme-menu button svg{ width:17px; height:17px; flex-shrink:0; }
.theme-menu button:hover{ background: var(--surface-alt); color:var(--text); }
.theme-menu button.active{ color: var(--turquoise-deep); background: color-mix(in srgb, var(--turquoise) 14%, transparent); font-weight:600; }
[data-theme="dark"] .theme-menu button.active{ color: var(--turquoise); }
.theme-menu button .check{ margin-left:auto; opacity:0; width:14px; height:14px; }
.theme-menu button.active .check{ opacity:1; }

/* ---------- Selector de idioma: ES / EN ---------- */
.lang-switcher{ position:relative; }
.lang-menu{
  position:absolute; top:calc(100% + 12px); right:0;
  min-width:160px; background:var(--surface); border:1px solid var(--border); border-radius: var(--radius-md);
  box-shadow: var(--shadow); padding:.5rem; display:flex; flex-direction:column; gap:.15rem;
  opacity:0; pointer-events:none; transform: translateY(8px);
  transition: opacity .25s ease, transform .25s ease;
  z-index:60;
}
.lang-switcher.open .lang-menu{ opacity:1; pointer-events:auto; transform:translateY(0); }
.lang-menu button{
  display:flex; align-items:center; gap:.65rem; width:100%;
  padding:.6rem .75rem; border-radius: var(--radius-sm); font-size:.88rem; font-weight:500;
  color:var(--text-secondary); transition: background .25s ease, color .25s ease;
}
.lang-menu button .lang-flag{
  font-size:.7rem; font-weight:800; letter-spacing:.03em;
  width:26px; height:20px; border-radius:5px;
  display:flex; align-items:center; justify-content:center;
  background: var(--surface-alt); color:var(--text-secondary); flex-shrink:0;
}
.lang-menu button:hover{ background: var(--surface-alt); color:var(--text); }
.lang-menu button.active{ color: var(--turquoise-deep); background: color-mix(in srgb, var(--turquoise) 14%, transparent); font-weight:600; }
[data-theme="dark"] .lang-menu button.active{ color: var(--turquoise); }
.lang-menu button .check{ margin-left:auto; opacity:0; width:14px; height:14px; }
.lang-menu button.active .check{ opacity:1; }

@media (max-width: 420px){
  .lang-toggle{ padding:0 .7rem; font-size:.76rem; }
}

/* ---------- Responsive ---------- */
@media (max-width: 980px){
  .grid-4{ grid-template-columns:repeat(2,1fr); }
  .grid-3{ grid-template-columns:repeat(2,1fr); }
  .footer-grid{ grid-template-columns:repeat(2,1fr); }
  .contact-grid{ grid-template-columns:1fr; }
  .work-grid{ grid-template-columns:repeat(2,1fr); }
}
@media (max-width: 640px){
  .grid-2, .grid-3, .grid-4{ grid-template-columns:1fr; }
  .work-grid{ grid-template-columns:1fr; }
  .footer-grid{ grid-template-columns:1fr; gap:2rem; }
  .process-item{ grid-template-columns:60px 1fr; }
  .hero-stats{ gap:1.6rem; }
  .whatsapp-btn{ width:54px; height:54px; }
  .totop-btn{ width:42px; height:42px; }
}