/* ==============================
   RESET & TOKENS
============================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --cyan:        #29b8d9;
  --cyan-dark:   #1a9abd;
  --cyan-light:  #e4f6fb;
  --cyan-glow:   rgba(41,184,217,.22);
  --navy:        #0c1a2e;
  --navy-mid:    #152237;
  --navy-light:  #1d3350;
  --bg:          #f0f5fb;
  --text:        #0c1a2e;
  --text-muted:  #566575;
  --border:      #dce5ef;
  --white:       #ffffff;
  --radius:      16px;
  --radius-sm:   10px;
  --shadow:      0 4px 24px rgba(12,26,46,.08);
  --shadow-md:   0 8px 40px rgba(12,26,46,.13);
  --shadow-lg:   0 20px 60px rgba(12,26,46,.18);
  --shadow-cyan: 0 6px 28px rgba(41,184,217,.30);
  --transition:  .28s cubic-bezier(.4,0,.2,1);
  --font:        'Inter', system-ui, sans-serif;
}

html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img  { display: block; max-width: 100%; }
a    { text-decoration: none; color: inherit; }
ul   { list-style: none; }

.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ==============================
   TYPOGRAPHY HELPERS
============================== */
.section { padding: 100px 0; }

.section__head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 64px;
}

.section__tag {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--cyan-dark);
  background: var(--cyan-light);
  border: 1px solid rgba(26,154,189,.2);
  padding: 5px 16px;
  border-radius: 50px;
  margin-bottom: 18px;
}
.section__tag::before {
  content: '';
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--cyan);
}

.section__title {
  font-size: clamp(1.8rem, 3.6vw, 2.6rem);
  font-weight: 800;
  color: var(--text);
  line-height: 1.12;
  margin-bottom: 16px;
  letter-spacing: -.025em;
}

.section__desc {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.8;
}

/* ==============================
   BUTTONS
============================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: .95rem;
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--transition);
  font-family: var(--font);
  white-space: nowrap;
}

.btn--primary {
  background: linear-gradient(135deg, #29b8d9 0%, #1a9abd 100%);
  color: var(--white);
  box-shadow: 0 4px 16px var(--cyan-glow);
}
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 8px 28px var(--cyan-glow); }
.btn--primary:active { transform: none; }

/* For dark (hero) backgrounds */
.btn--ghost {
  background: rgba(255,255,255,.1);
  color: var(--white);
  border-color: rgba(255,255,255,.28);
  backdrop-filter: blur(8px);
}
.btn--ghost:hover { background: rgba(255,255,255,.2); border-color: rgba(255,255,255,.5); transform: translateY(-2px); }

/* For light backgrounds */
.btn--outline-dark {
  background: var(--white);
  color: var(--text);
  border-color: var(--border);
}
.btn--outline-dark:hover { border-color: var(--cyan); color: var(--cyan-dark); }

.btn--full { width: 100%; }

/* ==============================
   HEADER / NAV
============================== */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  transition: background var(--transition), box-shadow var(--transition);
}
.header.scrolled {
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 var(--border), 0 4px 24px rgba(12,26,46,.06);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav__logo { display: flex; align-items: center; }
.nav__logo-img {
  height: 46px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 2px 10px rgba(0,0,0,.14));
}

.nav__menu { display: flex; align-items: center; gap: 30px; }

.nav__link {
  font-size: .875rem;
  font-weight: 500;
  color: rgba(255,255,255,.75);
  transition: color var(--transition);
  position: relative;
}
.header.scrolled .nav__link { color: var(--text-muted); }
.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 2px;
  background: var(--cyan);
  border-radius: 2px;
  transition: width var(--transition);
}
.nav__link:hover, .nav__link.active { color: var(--white); }
.header.scrolled .nav__link:hover,
.header.scrolled .nav__link.active { color: var(--text); }
.nav__link:hover::after, .nav__link.active::after { width: 100%; }

.nav__link--cta {
  background: linear-gradient(135deg, var(--cyan) 0%, var(--cyan-dark) 100%);
  color: var(--white) !important;
  padding: 9px 20px;
  border-radius: var(--radius-sm);
  box-shadow: 0 2px 12px var(--cyan-glow);
}
.nav__link--cta::after { display: none; }
.nav__link--cta:hover { transform: translateY(-1px); box-shadow: 0 4px 20px var(--cyan-glow); }

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav__toggle span {
  display: block;
  width: 24px; height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}
.header.scrolled .nav__toggle span { background: var(--text); }

/* ==============================
   HERO  —  dark navy
============================== */
.hero {
  background: var(--navy);
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  padding-top: 72px;
  position: relative;
  overflow: hidden;
}

/* Glowing orbs */
.hero::before {
  content: '';
  position: absolute;
  width: 700px; height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(41,184,217,.16) 0%, transparent 65%);
  top: -250px; right: -150px;
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute;
  width: 400px; height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(41,184,217,.10) 0%, transparent 65%);
  bottom: -100px; left: 80px;
  pointer-events: none;
}

.hero__deco {
  position: absolute;
  border: 1px solid rgba(41,184,217,.09);
  border-radius: 50%;
  pointer-events: none;
}
.hero__deco--tl { width: 560px; height: 560px; top: -230px; left: -230px; }
.hero__deco--br { width: 300px; height: 300px; bottom: -80px; right: 120px; border-color: rgba(41,184,217,.06); }

.hero__content {
  padding: 60px 24px;
  max-width: 580px;
  position: relative;
  z-index: 1;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: .74rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--cyan);
  background: rgba(41,184,217,.12);
  border: 1px solid rgba(41,184,217,.28);
  padding: 6px 16px;
  border-radius: 50px;
  margin-bottom: 28px;
}
.hero__badge::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 8px var(--cyan);
  animation: blink 2s ease-in-out infinite;
}
@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: .4; }
}

.hero__title {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.1;
  margin-bottom: 24px;
  letter-spacing: -.03em;
}
.hero__title em {
  font-style: normal;
  background: linear-gradient(120deg, #29b8d9 0%, #a8e6f4 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__desc {
  font-size: 1.05rem;
  color: rgba(255,255,255,.62);
  line-height: 1.82;
  margin-bottom: 36px;
  max-width: 480px;
}

.hero__actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 44px;
}

.hero__features { display: flex; flex-direction: column; gap: 11px; }
.hero__feat {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: .875rem;
  color: rgba(255,255,255,.6);
}
.hero__feat-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--cyan);
  flex-shrink: 0;
  box-shadow: 0 0 10px var(--cyan);
}

.hero__visual {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  padding: 60px 40px;
  position: relative;
  z-index: 1;
}
.hero__logo-img {
  width: 100%;
  max-width: 300px;
  height: auto;
  object-fit: contain;
  position: relative;
  z-index: 1;
  animation: float 5s ease-in-out infinite;
}

/* White cloud behind the logo */
.hero__logo-wrap::before {
  content: '';
  position: absolute;
  inset: -28px -36px;
  background: rgba(255,255,255,.97);
  border-radius: 56% 44% 52% 48% / 48% 52% 44% 56%;
  filter: blur(2px);
  box-shadow: 0 12px 60px rgba(41,184,217,.25), 0 0 0 1px rgba(41,184,217,.1);
  z-index: 0;
  animation: cloudMorph 8s ease-in-out infinite;
}
@keyframes cloudMorph {
  0%, 100% { border-radius: 56% 44% 52% 48% / 48% 52% 44% 56%; }
  33%       { border-radius: 44% 56% 48% 52% / 52% 48% 56% 44%; }
  66%       { border-radius: 50% 50% 44% 56% / 44% 56% 52% 48%; }
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-16px); }
}

/* ==============================
   STATS
============================== */
.stats {
  background: var(--white);
  border-bottom: 1px solid var(--border);
}

.stats__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.stat {
  padding: 40px 28px;
  text-align: center;
  border-right: 1px solid var(--border);
  position: relative;
  transition: background var(--transition);
  cursor: default;
}
.stat:last-child { border-right: none; }
.stat:hover { background: var(--bg); }

.stat::before {
  content: '';
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 48px; height: 3px;
  background: linear-gradient(90deg, var(--cyan), var(--cyan-dark));
  border-radius: 0 0 4px 4px;
  opacity: 0;
  transition: opacity var(--transition);
}
.stat:hover::before { opacity: 1; }

.stat__icon { font-size: 1.7rem; margin-bottom: 10px; display: block; }

.stat__number {
  display: block;
  font-size: 2.1rem;
  font-weight: 800;
  color: var(--cyan-dark);
  line-height: 1;
  margin-bottom: 8px;
  letter-spacing: -.03em;
}

.stat__label {
  font-size: .82rem;
  color: var(--text-muted);
  font-weight: 500;
  line-height: 1.45;
}

/* ==============================
   PRODUCTOS
============================== */
.productos { background: var(--bg); }

.products__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 40px;
}

.product-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 32px 28px;
  border: 1px solid var(--border);
  transition: box-shadow var(--transition), transform var(--transition);
  position: relative;
  overflow: hidden;
}
.product-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan), var(--cyan-dark));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}
.product-card:hover { box-shadow: var(--shadow-md); transform: translateY(-5px); }
.product-card:hover::before { transform: scaleX(1); }

.product-card__icon {
  width: 48px; height: 48px;
  background: var(--cyan-light);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 16px;
}

.product-card__num {
  display: inline-block;
  background: var(--bg);
  color: var(--text-muted);
  font-size: .7rem;
  font-weight: 800;
  padding: 3px 10px;
  border-radius: 6px;
  margin-bottom: 12px;
  letter-spacing: .06em;
  border: 1px solid var(--border);
}

.product-card__name {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 10px;
  letter-spacing: -.01em;
}

.product-card__desc {
  font-size: .875rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 16px;
}

.product-card__spec {
  font-size: .78rem;
  font-weight: 600;
  color: var(--cyan-dark);
  background: var(--cyan-light);
  display: inline-block;
  padding: 4px 12px;
  border-radius: 6px;
}

/* Print highlight */
.print-highlight {
  display: flex;
  align-items: center;
  gap: 24px;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
  border-radius: var(--radius);
  padding: 32px 36px;
  flex-wrap: wrap;
  position: relative;
  overflow: hidden;
}
.print-highlight::before {
  content: '';
  position: absolute;
  width: 360px; height: 360px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(41,184,217,.14) 0%, transparent 70%);
  top: -120px; right: -60px;
  pointer-events: none;
}

.print-highlight__icon {
  width: 52px; height: 52px;
  background: rgba(41,184,217,.14);
  border: 1px solid rgba(41,184,217,.28);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--cyan);
  flex-shrink: 0;
}
.print-highlight__icon svg { width: 24px; height: 24px; }
.print-highlight__text { flex: 1; min-width: 200px; }
.print-highlight__text strong { display: block; font-size: 1rem; color: var(--white); margin-bottom: 5px; }
.print-highlight__text span { font-size: .875rem; color: rgba(255,255,255,.58); }

/* ==============================
   MATERIALES
============================== */
.materiales { background: var(--white); }

.materiales__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.material-card {
  background: var(--bg);
  border-radius: var(--radius);
  padding: 40px;
  border: 1px solid var(--border);
  position: relative;
  overflow: hidden;
  transition: box-shadow var(--transition), transform var(--transition);
}
.material-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
.material-card::after {
  content: '';
  position: absolute;
  bottom: -60px; right: -60px;
  width: 220px; height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(41,184,217,.07) 0%, transparent 70%);
  pointer-events: none;
}

.material-card__badge {
  display: inline-block;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  background: #607d8b;
  color: var(--white);
  padding: 4px 14px;
  border-radius: 50px;
  margin-bottom: 16px;
}
.material-card__badge--alt { background: linear-gradient(135deg, var(--cyan), var(--cyan-dark)); }

.material-card h3 {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 14px;
  letter-spacing: -.02em;
}
.material-card p { font-size: .9rem; color: var(--text-muted); line-height: 1.72; margin-bottom: 20px; }
.material-card ul { display: flex; flex-direction: column; gap: 9px; }
.material-card li { font-size: .875rem; color: var(--text-muted); padding-left: 22px; position: relative; }
.material-card li::before { content: '✓'; position: absolute; left: 0; color: var(--cyan); font-weight: 700; }

/* ==============================
   INDUSTRIAS  —  dark section
============================== */
.industrias {
  background: var(--navy);
  position: relative;
  overflow: hidden;
}
.industrias::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 75% 50%, rgba(41,184,217,.13) 0%, transparent 60%);
  pointer-events: none;
}

.industrias .section__tag { color: var(--cyan); background: rgba(41,184,217,.12); border-color: rgba(41,184,217,.22); }
.industrias .section__tag::before { background: var(--cyan); }
.industrias .section__title { color: var(--white); }
.industrias .section__desc { color: rgba(255,255,255,.55); }

.industrias__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  position: relative;
  z-index: 1;
}

.industria-card {
  background: rgba(255,255,255,.05);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,.09);
  border-radius: var(--radius);
  padding: 40px 28px;
  text-align: center;
  transition: background var(--transition), border-color var(--transition), transform var(--transition);
}
.industria-card:hover {
  background: rgba(41,184,217,.1);
  border-color: rgba(41,184,217,.3);
  transform: translateY(-5px);
}

.industria-card__icon { font-size: 2.8rem; margin-bottom: 18px; display: block; }
.industria-card h3 { font-size: 1.02rem; font-weight: 700; color: var(--white); margin-bottom: 14px; }
.industria-card ul { display: flex; flex-direction: column; gap: 7px; }
.industria-card li { font-size: .84rem; color: rgba(255,255,255,.52); }

/* ==============================
   CONFIGURADOR
============================== */
.configurador { background: var(--bg); }

.config__layout {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 32px;
  align-items: start;
}

/* Form card */
.config__form {
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  padding: 32px;
  box-shadow: var(--shadow);
}

/* Steps */
.config__steps {
  display: flex;
  align-items: center;
  gap: 0;
  margin-bottom: 28px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 4px;
}
.config__step {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  font-size: .8rem;
  font-weight: 600;
  color: var(--text-muted);
  background: none;
  border: none;
  cursor: pointer;
  padding: 9px 12px;
  border-radius: 7px;
  transition: color var(--transition), background var(--transition);
  white-space: nowrap;
  flex: 1;
}
.config__step span {
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--border);
  color: var(--text-muted);
  font-size: .74rem;
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  transition: background var(--transition), color var(--transition);
}
.config__step.active { color: var(--cyan-dark); background: var(--white); box-shadow: var(--shadow); }
.config__step.active span { background: linear-gradient(135deg, var(--cyan), var(--cyan-dark)); color: var(--white); }
.config__step.done span { background: var(--navy); color: var(--white); }
.config__step-line { width: 1px; height: 18px; background: var(--border); flex-shrink: 0; }

/* Panel */
.config__panel { display: none; }
.config__panel.active { display: block; animation: fadeUp .22s ease; }
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

.config__panel-title {
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 24px;
  letter-spacing: -.01em;
}

/* Type grid */
.type-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 24px;
}
.type-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 18px 8px 14px;
  background: var(--bg);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition), background var(--transition);
  text-align: center;
}
.type-card input { display: none; }
.type-card svg { width: 48px; height: 48px; color: var(--text-muted); transition: color var(--transition); }
.type-card span { font-size: .77rem; font-weight: 600; color: var(--text-muted); line-height: 1.3; transition: color var(--transition); }
.type-card:hover { border-color: var(--cyan); transform: translateY(-2px); background: var(--cyan-light); }
.type-card.selected {
  border-color: var(--cyan);
  background: var(--cyan-light);
  box-shadow: 0 0 0 3px rgba(41,184,217,.14);
}
.type-card.selected svg { color: var(--cyan); }
.type-card.selected span { color: var(--cyan-dark); font-weight: 700; }

/* Dim grid */
.dim-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; margin-bottom: 24px; }
.dim-hint { font-size: .75rem; color: var(--text-muted); margin-top: 4px; display: block; }

/* Form group */
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: .83rem; font-weight: 600; color: var(--text); }
.form-group input,
.form-group select,
.form-group textarea {
  padding: 11px 14px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: .92rem;
  font-family: var(--font);
  color: var(--text);
  background: var(--white);
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgba(41,184,217,.12);
}
.form-group input.error,
.form-group textarea.error { border-color: #e53935; }
.form-group textarea { resize: vertical; min-height: 120px; }

/* Radio pills */
.radio-group { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 6px; }
.radio-pill {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 8px 18px;
  border: 2px solid var(--border);
  border-radius: 50px;
  cursor: pointer;
  font-size: .875rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: var(--transition);
  background: var(--bg);
}
.radio-pill input { display: none; }
.radio-pill:has(input:checked) {
  border-color: var(--cyan);
  color: var(--cyan-dark);
  background: var(--cyan-light);
  font-weight: 600;
}
.radio-pill:hover:not(:has(input:checked)) { border-color: var(--cyan-dark); color: var(--text); }

/* Color row */
.color-row { display: flex; align-items: center; gap: 12px; margin-top: 6px; }
input[type="color"] {
  width: 48px; height: 40px;
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  padding: 2px;
  background: var(--white);
  transition: border-color var(--transition);
}
input[type="color"]:hover { border-color: var(--cyan); }
.color-hint { font-size: .83rem; color: var(--text-muted); }

/* Print pills */
.print-pills { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 8px; }
.print-pill {
  padding: 7px 16px;
  border: 2px solid var(--border);
  border-radius: 50px;
  background: var(--bg);
  font-size: .83rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font);
}
.print-pill:hover { border-color: var(--cyan); color: var(--cyan-dark); }
.print-pill.active {
  border-color: var(--cyan);
  background: linear-gradient(135deg, var(--cyan), var(--cyan-dark));
  color: var(--white);
  box-shadow: 0 2px 10px var(--cyan-glow);
}

/* Qty row */
.qty-row { display: flex; align-items: center; gap: 10px; margin-top: 6px; }
.qty-row input { max-width: 140px; }

/* Fuelle */
.fuelle-section { margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--border); }
.fuelle-each { font-size: .75rem; font-weight: 400; color: var(--text-muted); }

.fuelle-disclaimer {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  background: rgba(41,184,217,.06);
  border: 1px solid rgba(41,184,217,.22);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  margin-top: 14px;
  color: var(--navy-mid);
  font-size: .82rem;
  line-height: 1.6;
}
.fuelle-disclaimer svg { flex-shrink: 0; margin-top: 1px; color: var(--cyan); }
.fuelle-disclaimer strong { color: var(--navy); }

/* Upload area */
.upload-area {
  display: block;
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition);
  margin-top: 6px;
  overflow: hidden;
}
.upload-area:hover { border-color: var(--cyan); background: var(--cyan-light); }
.upload-area input[type="file"] { display: none; }

.upload-area__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 28px 16px;
  color: var(--text-muted);
  text-align: center;
}
.upload-area__inner svg { color: var(--cyan); opacity: .7; }
.upload-area__inner span { font-size: .9rem; font-weight: 600; color: var(--text); }
.upload-area__inner small { font-size: .75rem; }

.upload-area__preview {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  background: var(--cyan-light);
}
.upload-area__preview img {
  width: 56px; height: 56px;
  object-fit: contain;
  border-radius: 8px;
  background: white;
  padding: 4px;
  border: 1px solid var(--border);
}
.upload-area__file-info { flex: 1; display: flex; flex-direction: column; gap: 6px; }
.upload-area__file-info span { font-size: .83rem; font-weight: 600; color: var(--text); word-break: break-all; }
.upload-area__file-info button {
  align-self: flex-start;
  font-size: .78rem;
  font-weight: 600;
  color: #e53935;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  font-family: var(--font);
}
.upload-area__file-info button:hover { text-decoration: underline; }

/* Nav row */
.config__nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

/* Send buttons */
.config__send-btns { display: flex; flex-direction: column; gap: 10px; margin-top: 12px; }

.btn--whatsapp {
  background: linear-gradient(135deg, #25D366 0%, #1ebe5a 100%);
  color: var(--white);
  border-color: transparent;
  box-shadow: 0 4px 16px rgba(37,211,102,.28);
}
.btn--whatsapp:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(37,211,102,.38); }

/* Preview panel */
.config__preview {
  position: sticky;
  top: 88px;
  background: var(--navy);
  border: 1px solid rgba(255,255,255,.06);
  border-radius: var(--radius);
  padding: 28px;
  text-align: center;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.config__preview::before {
  content: '';
  position: absolute;
  width: 320px; height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(41,184,217,.14) 0%, transparent 70%);
  top: -120px; right: -100px;
  pointer-events: none;
}

.config__preview-label {
  font-size: .7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .13em;
  color: rgba(255,255,255,.38);
  margin-bottom: 20px;
}
.config__bag-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 200px;
  margin-bottom: 20px;
  position: relative;
  z-index: 1;
}
#cfg-bag-svg {
  width: 100%;
  max-width: 160px;
  height: auto;
  filter: drop-shadow(0 8px 28px rgba(41,184,217,.32));
}

.config__summary {
  border-top: 1px solid rgba(255,255,255,.08);
  padding-top: 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  text-align: left;
  position: relative;
  z-index: 1;
}
.summary-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px;
  font-size: .8rem;
}
.summary-row span { color: rgba(255,255,255,.42); flex-shrink: 0; }
.summary-row strong { color: var(--white); text-align: right; font-weight: 600; }

/* Responsive configurador */
@media (max-width: 960px) {
  .config__layout { grid-template-columns: 1fr; }
  .config__preview { position: static; }
}
@media (max-width: 600px) {
  .type-grid { grid-template-columns: repeat(2, 1fr); }
  .dim-grid  { grid-template-columns: 1fr 1fr; }
}

/* ==============================
   NOSOTROS
============================== */
.nosotros { background: var(--white); }

.nosotros__layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: start;
}

.nosotros__text .section__tag  { display: inline-flex; margin-bottom: 16px; }
.nosotros__text .section__title { text-align: left; margin-bottom: 20px; }
.nosotros__text p { font-size: .95rem; color: var(--text-muted); line-height: 1.8; margin-bottom: 14px; }
.nosotros__text strong { color: var(--text); }

.nosotros__vals {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 28px;
}
.val-item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: .875rem;
  font-weight: 500;
  color: var(--text);
}
.val-item span { color: var(--cyan); font-weight: 700; font-size: 1.05rem; }

.nosotros__cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.nos-card {
  background: var(--bg);
  border-radius: var(--radius);
  padding: 24px;
  border: 1px solid var(--border);
  transition: box-shadow var(--transition), transform var(--transition);
  position: relative;
  overflow: hidden;
}
.nos-card:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
.nos-card::before {
  content: '';
  position: absolute;
  left: 0; top: 0;
  width: 3px; height: 100%;
  background: linear-gradient(180deg, var(--cyan), var(--cyan-dark));
}
.nos-card strong { display: block; font-size: .9rem; color: var(--text); margin-bottom: 8px; padding-left: 12px; }
.nos-card p { font-size: .85rem; color: var(--text-muted); line-height: 1.6; padding-left: 12px; }

/* ==============================
   CONTACTO
============================== */
.contacto { background: var(--bg); }

.contacto__layout {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 48px;
  align-items: start;
}

.contact-form { display: flex; flex-direction: column; gap: 16px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.form__success { font-size: .9rem; color: #2e7d32; font-weight: 600; min-height: 24px; }

.contacto__info { display: flex; flex-direction: column; gap: 14px; }

.info-card {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background: var(--white);
  border-radius: var(--radius);
  padding: 20px;
  border: 1px solid var(--border);
  transition: box-shadow var(--transition), transform var(--transition);
}
.info-card:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
.info-card__icon {
  font-size: 1.3rem;
  flex-shrink: 0;
  width: 44px; height: 44px;
  background: var(--cyan-light);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.info-card strong {
  display: block;
  font-size: .78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--text-muted);
  margin-bottom: 3px;
}
.info-card p { font-size: .875rem; color: var(--text); line-height: 1.55; }
.info-card a { color: var(--cyan-dark); }
.info-card a:hover { text-decoration: underline; }

/* ==============================
   FOOTER
============================== */
.footer {
  background: var(--navy);
  color: rgba(255,255,255,.55);
  padding-top: 72px;
  position: relative;
  overflow: hidden;
}
.footer::before {
  content: '';
  position: absolute;
  width: 600px; height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(41,184,217,.08) 0%, transparent 70%);
  top: -250px; right: -100px;
  pointer-events: none;
}

.footer__layout {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 56px;
  position: relative;
  z-index: 1;
}

.footer__logo { margin-bottom: 16px; }
.footer__logo-img {
  height: 64px;
  width: auto;
  object-fit: contain;
  background: rgba(255,255,255,.06);
  border-radius: 12px;
  padding: 8px 12px;
}

.footer__brand p { font-size: .875rem; line-height: 1.72; max-width: 280px; }
.footer__addr { margin-top: 10px; font-size: .82rem; opacity: .42; }

.footer__links strong {
  display: block;
  color: var(--white);
  font-size: .74rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .12em;
  margin-bottom: 20px;
}
.footer__links ul { display: flex; flex-direction: column; gap: 12px; }
.footer__links a {
  font-size: .875rem;
  color: rgba(255,255,255,.42);
  transition: color var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.footer__links a:hover { color: var(--cyan); }

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,.06);
  padding: 24px 0;
  text-align: center;
  font-size: .8rem;
  color: rgba(255,255,255,.22);
  position: relative;
  z-index: 1;
}

/* ==============================
   RESPONSIVE
============================== */
@media (max-width: 1024px) {
  .hero { grid-template-columns: 1fr; min-height: auto; }
  .hero__visual { display: none; }
  .hero__content { max-width: 100%; padding: 120px 24px 80px; }
  .products__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  .stats__grid { grid-template-columns: repeat(2, 1fr); }
  .stat { border-right: none; border-bottom: 1px solid var(--border); }
  .stat:nth-child(odd) { border-right: 1px solid var(--border); }
  .stat:nth-last-child(-n+2) { border-bottom: none; }
  .materiales__grid { grid-template-columns: 1fr; }
  .industrias__grid { grid-template-columns: 1fr 1fr; }
  .nosotros__layout { grid-template-columns: 1fr; gap: 40px; }
  .contacto__layout { grid-template-columns: 1fr; }
  .footer__layout { grid-template-columns: 1fr 1fr; }
  .print-highlight { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 768px) {
  .section { padding: 72px 0; }

  .nav__menu {
    position: fixed;
    top: 72px; left: 0; right: 0;
    background: rgba(12,26,46,.96);
    backdrop-filter: blur(20px);
    flex-direction: column;
    gap: 0;
    padding: 12px 0 24px;
    box-shadow: var(--shadow-lg);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition), opacity var(--transition);
  }
  .nav__menu.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .nav__link { display: block; padding: 14px 28px; color: rgba(255,255,255,.7) !important; }
  .nav__link--cta { margin: 8px 28px 0; display: block; text-align: center; width: calc(100% - 56px); }
  .nav__toggle { display: flex; }

  .products__grid { grid-template-columns: 1fr; }
  .nosotros__cards { grid-template-columns: 1fr; }
  .nosotros__vals { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer__layout { grid-template-columns: 1fr; gap: 36px; }
  .industrias__grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
}

@media (max-width: 480px) {
  .stats__grid { grid-template-columns: 1fr 1fr; }
  .stat { border-right: none; border-bottom: 1px solid var(--border); }
  .stat:nth-child(odd) { border-right: 1px solid var(--border); }
  .hero__actions { flex-direction: column; }
  .btn { width: 100%; }
}

/* ==============================
   REVEAL SYSTEM (scroll-triggered)
============================== */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity .7s cubic-bezier(.4,0,.2,1),
              transform .7s cubic-bezier(.4,0,.2,1);
}
.reveal.visible { opacity: 1; transform: none; }
.reveal-d1 { transition-delay: .12s; }
.reveal-d2 { transition-delay: .22s; }
.reveal-d3 { transition-delay: .32s; }
.reveal-d4 { transition-delay: .42s; }
.reveal-d5 { transition-delay: .52s; }

/* ==============================
   HERO ORBS (real divs → JS parallax)
============================== */
.hero::before, .hero::after { display: none; }
.hero__deco { display: none; }

.hero__orb {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  will-change: transform;
}
.hero__orb--1 {
  width: 680px; height: 680px;
  background: radial-gradient(circle, rgba(41,184,217,.18) 0%, transparent 65%);
  top: -260px; right: -160px;
  animation: orbPulse 9s ease-in-out infinite;
}
.hero__orb--2 {
  width: 420px; height: 420px;
  background: radial-gradient(circle, rgba(41,184,217,.11) 0%, transparent 65%);
  bottom: -130px; left: 40px;
  animation: orbPulse 11s ease-in-out infinite reverse;
}
.hero__orb--3 {
  width: 220px; height: 220px;
  background: radial-gradient(circle, rgba(41,184,217,.09) 0%, transparent 65%);
  top: 35%; left: 38%;
  animation: orbPulse 7s ease-in-out infinite .5s;
}
@keyframes orbPulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50%       { transform: scale(1.14); opacity: .7; }
}

/* ==============================
   HERO FLOATING CHIPS
============================== */
.hero__logo-wrap {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.hero__chip {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,.11);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid rgba(255,255,255,.22);
  border-radius: 50px;
  padding: 10px 20px;
  font-size: .83rem;
  font-weight: 600;
  color: var(--white);
  white-space: nowrap;
  box-shadow: 0 6px 24px rgba(0,0,0,.22);
}
.hero__chip--1 {
  top: 2%; left: -44%;
  animation: chipFloat 4.2s ease-in-out infinite;
}
.hero__chip--2 {
  top: 46%; right: -40%;
  animation: chipFloat 5s ease-in-out infinite .7s;
}
.hero__chip--3 {
  bottom: 8%; left: -32%;
  animation: chipFloat 4.6s ease-in-out infinite 1.4s;
}
@keyframes chipFloat {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-9px); }
}

/* ==============================
   CARD TILT (JS-driven)
=============================== */
.product-card {
  transform-style: preserve-3d;
  will-change: transform;
}

/* Stat counter highlight on completion */
.stat__number.counted {
  color: var(--cyan);
}