:root{
  --bg: #05060a;
  --bg2: #080a12;

  --text: #f4f7ff;
  --muted: rgba(255,255,255,.72);

  --glass: rgba(12,14,18,.62);
  --border: rgba(255,255,255,.12);

  --accent: #31f2b0;     /* neon green */
  --accent-2: #2d6bff;   /* electric blue */

  --shadow: 0 22px 60px rgba(0,0,0,.48);
}

html { scroll-behavior: smooth; }

body{
  background:
    radial-gradient(1200px 600px at 70% 10%, rgba(45,107,255,.18), transparent 60%),
    radial-gradient(900px 450px at 15% 20%, rgba(49,242,176,.12), transparent 60%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg2) 100%);
  color: var(--text);
  padding-top: 92px;
}

/* FIX anchors */
.section{
  padding: 70px 0;
  scroll-margin-top: 120px;
}

/* HEADER */
.site-header{ padding: 14px 0; }

.bt-nav{
  background: var(--glass);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 12px 14px;
  backdrop-filter: blur(14px);
  box-shadow: 0 18px 45px rgba(0,0,0,.35);
}

.bt-logo{
  width: 38px; height: 38px;
  border-radius: 999px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.10);
  display: grid;
  place-items: center;
  overflow: hidden;
}
.bt-logo-sm{ width: 34px; height: 34px; }

.bt-logo-inner{
  width: 16px; height: 16px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
  box-shadow: 0 0 0 7px rgba(49,242,176,.12);
}

.bt-links{
  list-style: none;
  gap: 14px;
  padding: 0;
  margin: 0;
}

/* Hover + Active */
.bt-link{
  color: rgba(255,255,255,.66);
  text-decoration: none;
  font-weight: 600;
  font-size: .95rem;
  padding: .55rem .9rem;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: background .15s ease, border-color .15s ease, color .15s ease;
}
.bt-link:hover{
  color: rgba(255,255,255,.95);
  background: rgba(255,255,255,.06);
  border-color: rgba(255,255,255,.10);
}
.bt-link.is-active{
  color: #03150f;
  background: rgba(49,242,176,.95);
  border-color: rgba(49,242,176,.35);
  box-shadow: 0 16px 35px rgba(49,242,176,.15);
}

/* Language switch */
.bt-lang-switch{
  display: inline-flex;
  gap: 6px;
  padding: 6px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.05);
  backdrop-filter: blur(10px);
}

.bt-lang-btn{
  border: 1px solid transparent;
  background: transparent;
  color: rgba(255,255,255,.75);
  border-radius: 999px;
  padding: .35rem .55rem;
  font-weight: 800;
  font-size: .85rem;
  cursor: pointer;
  transition: background .15s ease, color .15s ease, border-color .15s ease;
}

.bt-lang-btn:hover{
  color: rgba(255,255,255,.95);
  background: rgba(255,255,255,.06);
  border-color: rgba(255,255,255,.10);
}

.bt-lang-btn.is-active{
  color: #03150f;
  background: rgba(49,242,176,.95);
  border-color: rgba(49,242,176,.35);
}

.bt-lang-switch-mobile{
  width: fit-content;
}

.bt-cta{
  background: var(--accent);
  border: 1px solid rgba(49,242,176,.35);
  color: #04110c;
  border-radius: 999px;
  padding: .55rem 1rem;
  font-weight: 800;
  box-shadow: 0 18px 35px rgba(49,242,176,.18);
}
.bt-cta:hover{
  background: #28e4a4;
  color: #04110c;
}

.bt-outline{
  background: transparent;
  color: rgba(255,255,255,.88);
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 999px;
  padding: .55rem 1rem;
  font-weight: 650;
}
.bt-outline:hover{
  border-color: rgba(49,242,176,.55);
  color: #fff;
}

.bt-menu-btn{
  width: 44px; height: 44px;
  border-radius: 999px;
  border: 1px solid rgba(49,242,176,.35);
  background: rgba(49,242,176,.95);
  color: #04110c;
  display: grid;
  place-items: center;
  box-shadow: 0 18px 35px rgba(49,242,176,.18);
}
.bt-menu-btn i{ font-size: 1.35rem; }

/* OFFCANVAS */
.bt-offcanvas{
  width: min(420px, 100vw);
  background: rgba(0,0,0,.70);
  backdrop-filter: blur(12px);
  border-left: 1px solid rgba(255,255,255,.10);
  color: var(--text);
}
.bt-offcanvas .offcanvas-header{
  border-bottom: 1px solid rgba(255,255,255,.10);
}

.bt-menu-clean{ display: grid; gap: 12px; }

.bt-menu-title{
  color: rgba(255,255,255,.65);
  font-size: .85rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.bt-menu-links{
  display: grid;
  gap: 10px;
}
.bt-menu-links a{
  display: block;
  padding: 12px 14px;
  border-radius: 14px;
  text-decoration: none;
  color: rgba(255,255,255,.86);
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.10);
  transition: background .15s ease, border-color .15s ease;
}
.bt-menu-links a:hover{
  border-color: rgba(49,242,176,.35);
  background: rgba(49,242,176,.08);
}

.bt-menu-mini{
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.05);
  border-radius: 16px;
  padding: 12px 14px;
}
.bt-menu-mini-title{
  color: rgba(255,255,255,.65);
  font-size: .85rem;
  margin-bottom: 4px;
}
.bt-menu-mini-text{ color: rgba(255,255,255,.82); }

/* HERO */
.hero{
  position: relative;
  overflow: hidden;
  padding-top: 60px;
}

.hero-glow{
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(700px 320px at 80% 30%, rgba(45,107,255,.26), transparent 65%),
    radial-gradient(540px 260px at 30% 10%, rgba(49,242,176,.16), transparent 65%);
}

.hero-title{
  font-weight: 900;
  letter-spacing: -0.9px;
  line-height: 1.05;
  font-size: clamp(2rem, 3.4vw, 3.15rem);
}

.hero-accent{
  background: linear-gradient(90deg, var(--accent) 0%, #b0fff0 40%, var(--accent-2) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-sub{
  color: var(--muted);
  font-size: 1.08rem;
  max-width: 56ch;
}

.bt-badge-btn{
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  padding: .45rem .75rem;
  border-radius: 999px;
  background: rgba(255,255,255,.06);
  color: rgba(255,255,255,.82);
  border: 1px solid rgba(255,255,255,.12);
  cursor: pointer;
}
.bt-badge-btn:hover{
  border-color: rgba(49,242,176,.35);
  background: rgba(49,242,176,.06);
}

.hero-pills{
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
}

.hero-pill{
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  padding: .5rem .75rem;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 999px;
  background: rgba(0,0,0,.18);
  color: rgba(255,255,255,.86);
  font-size: .92rem;
  cursor: pointer;
  transition: background .15s ease, border-color .15s ease, transform .15s ease;
}
.hero-pill:hover{
  transform: translateY(-1px);
  border-color: rgba(49,242,176,.35);
  background: rgba(49,242,176,.08);
}
.hero-pill.is-active{
  color: #03150f;
  background: rgba(49,242,176,.95);
  border-color: rgba(49,242,176,.35);
  box-shadow: 0 16px 35px rgba(49,242,176,.15);
}

.filter-hint{
  color: rgba(255,255,255,.58);
  font-size: .9rem;
}

.hero-grid{
  position: absolute;
  inset: -2px;
  background-image:
    linear-gradient(rgba(255,255,255,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.06) 1px, transparent 1px);
  background-size: 42px 42px;
  opacity: .12;
  pointer-events: none;
  mask-image: radial-gradient(circle at 30% 10%, #000 30%, transparent 66%);
}

/* Right card */
.hero-card{
  background: rgba(10,12,18,.75);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 18px;
  padding: 18px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

.hero-card-top{
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.dots{ display: flex; gap: 6px; }
.dots span{
  width: 10px; height: 10px;
  border-radius: 999px;
  background: rgba(255,255,255,.20);
}

.hero-card-ui{
  background: rgba(255,255,255,.05);
  border-radius: 14px;
  padding: 14px;
  border: 1px solid rgba(255,255,255,.10);
}

.line{
  height: 10px;
  border-radius: 999px;
  background: rgba(255,255,255,.16);
  margin: 10px 0;
}

.box{
  height: 120px;
  border-radius: 14px;
  background: rgba(45,107,255,.18);
  border: 1px solid rgba(45,107,255,.35);
}

.chip{
  display: inline-block;
  padding: .35rem .6rem;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.06);
  color: rgba(255,255,255,.88);
  font-size: .85rem;
}

/* SERVICES */
.section-title{
  font-weight: 900;
  letter-spacing: -0.6px;
}
.section-sub{ color: var(--muted); }

.bt-card{
  background: rgba(10,12,18,.64);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 18px;
  box-shadow: 0 14px 40px rgba(0,0,0,.35);
  backdrop-filter: blur(12px);
  transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
}
.bt-card:hover{
  transform: translateY(-3px);
  border-color: rgba(49,242,176,.30);
  box-shadow: 0 18px 55px rgba(0,0,0,.45);
}

.bt-icon{
  width: 44px; height: 44px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: rgba(49,242,176,.10);
  border: 1px solid rgba(49,242,176,.18);
}
.bt-icon i{
  color: var(--accent);
  font-size: 1.2rem;
}

.service-title{
  color: #ffffff;
  font-weight: 800;
  letter-spacing: -0.2px;
}
.service-text{
  color: rgba(255,255,255,.74);
}

.service-item.is-hidden{
  display: none;
}

/* CONTACT */
.section-soft{
  background: rgba(255,255,255,.02);
  border-top: 1px solid rgba(255,255,255,.08);
  border-bottom: 1px solid rgba(255,255,255,.08);
}

.bt-contact-card,
.bt-form-card{
  background: rgba(10,12,18,.62);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 18px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}
.bt-contact-card{ padding: 26px; }

.bt-hr{ border-color: rgba(255,255,255,.12); }

/* Formulario legible */
.form-title{
  color: #ffffff;
  font-weight: 900;
  letter-spacing: -0.3px;
}
.form-label-bright{
  color: rgba(255,255,255,.85) !important;
  font-weight: 600;
}

.bt-input{
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.16);
  color: #fff;
}
.bt-input:focus{
  background: rgba(255,255,255,.09);
  border-color: rgba(49,242,176,.45);
  box-shadow: 0 0 0 .2rem rgba(49,242,176,.15);
  color: #fff;
}
.bt-input::placeholder{ color: rgba(255,255,255,.45); }

/* Honeypot hidden */
.hp-field{
  position: absolute !important;
  left: -9999px !important;
  width: 1px !important;
  height: 1px !important;
  opacity: 0 !important;
}

/* FOOTER */
.bt-footer{
  border-top: 1px solid rgba(255,255,255,.08);
  background: rgba(0,0,0,.35);
}
.bt-footer-link{
  color: rgba(255,255,255,.70);
  text-decoration: none;
  font-size: .92rem;
}
.bt-footer-link:hover{ color: #fff; }

/* WhatsApp */
.wa-float{
  position: fixed;
  right: 18px;
  bottom: 18px;
  width: 56px;
  height: 56px;
  border-radius: 999px;
  background: #25D366;
  color: #fff;
  display: grid;
  place-items: center;
  text-decoration: none;
  box-shadow: 0 18px 35px rgba(0,0,0,.32);
  z-index: 999;
  cursor: pointer;
}
.wa-float i{ font-size: 1.55rem; }

.wa-fixed-pill{
  position: fixed;
  right: 86px;
  bottom: 24px;
  background: rgba(10,12,18,.78);
  color: #fff;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 999px;
  padding: .55rem .85rem;
  text-decoration: none;
  font-size: .92rem;
  box-shadow: 0 18px 35px rgba(0,0,0,.28);
  z-index: 998;
  display: none;
  cursor: pointer;
}
.wa-fixed-pill i{ color: var(--accent); }

@media (min-width: 768px){
  .wa-fixed-pill{
    display: inline-flex;
    gap: .4rem;
    align-items: center;
  }
}