/* ═══════════════════════════════════════════════════════
   SignZen — Shared Funcionalidades Styles
   Common CSS for all 7 feature pages.
   Page-unique visuals stay in each page's <style> block.
═══════════════════════════════════════════════════════ */

/* Force fade-up elements visible on detail pages
   (IntersectionObserver progressive-enhances this) */
.fade-up { opacity: 1 !important; transform: none !important; }

/* ═══════════════════════
   HERO SECTION
═══════════════════════ */
.feature-hero {
  background: linear-gradient(135deg, #0b1120 0%, #111827 60%, #0f1c35 100%);
  padding: 120px 2rem 80px;
  position: relative;
  overflow: hidden;
}
.feature-hero::before {
  content: '';
  position: absolute;
  top: -180px; left: -180px;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(59,130,246,.15) 0%, transparent 70%);
  pointer-events: none;
}
.feature-hero::after {
  content: '';
  position: absolute;
  bottom: -120px; right: -80px;
  width: 450px; height: 450px;
  background: radial-gradient(circle, rgba(59,130,246,.08) 0%, transparent 70%);
  pointer-events: none;
}
.feature-hero__dots {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(59,130,246,.10) 1px, transparent 1px);
  background-size: 38px 38px;
  pointer-events: none;
}
.feature-hero__inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 2;
}
.feature-hero__back {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  color: rgba(255,255,255,.4);
  font-size: .85rem;
  text-decoration: none;
  margin-bottom: 1.25rem;
  transition: color .2s;
}
.feature-hero__back:hover { color: rgba(255,255,255,.75); }
.feature-hero__title {
  font-size: clamp(1.9rem, 3.5vw, 2.9rem);
  font-weight: 800;
  color: #fff;
  line-height: 1.12;
  margin: .75rem 0 1.1rem;
}
.feature-hero__subtitle {
  font-size: 1.05rem;
  color: rgba(255,255,255,.52);
  line-height: 1.72;
  max-width: 490px;
}
.feature-hero__cta {
  margin-top: 2rem;
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}
.feature-hero__visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

/* ═══════════════════════
   HERO MOCKUP (dark card)
═══════════════════════ */
.fh-mockup {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 26px;
  padding: 1.75rem 1.5rem;
  width: 300px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.1rem;
  backdrop-filter: blur(10px);
  box-shadow: 0 40px 80px rgba(0,0,0,.35), 0 0 0 1px rgba(59,130,246,.08);
  position: relative;
  animation: fhFloat 4s ease-in-out infinite;
}
.fh-mockup__label {
  font-size: .68rem;
  color: rgba(255,255,255,.28);
  text-transform: uppercase;
  letter-spacing: .1em;
  align-self: flex-start;
}
.fh-mockup__hint {
  font-size: .8rem;
  color: rgba(255,255,255,.42);
}
.fh-mockup__bar-wrap {
  width: 100%;
  height: 4px;
  background: rgba(255,255,255,.07);
  border-radius: 50px;
  overflow: hidden;
}
.fh-mockup__bar {
  height: 100%;
  border-radius: 50px;
  background: linear-gradient(90deg, #3b82f6, #60a5fa);
  animation: fhProgress 3s ease-in-out infinite;
}
.fh-mockup__status {
  display: flex;
  align-items: center;
  gap: .4rem;
  font-size: .77rem;
}
.fh-mockup__dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: #3b82f6;
  animation: fhPulse 1.5s ease-in-out infinite;
}
.fh-mockup__status-text { color: #60a5fa; }

/* Floating chips over the mockup */
.fh-chip {
  position: absolute;
  display: flex;
  align-items: center;
  gap: .38rem;
  background: rgba(11,17,32,.88);
  border: 1px solid rgba(59,130,246,.2);
  border-radius: 50px;
  padding: .32rem .75rem;
  font-size: .69rem;
  color: rgba(255,255,255,.6);
  white-space: nowrap;
  backdrop-filter: blur(8px);
}
.fh-chip i { color: #3b82f6; font-size: .7rem; }
.fh-chip--1 { top: 18px;   right: -58px; animation: fhFloat 3.3s ease-in-out infinite; }
.fh-chip--2 { bottom: 26px; left: -62px; animation: fhFloat 3.9s ease-in-out infinite .5s; }

/* ═══════════════════════
   FEATURE SECTIONS (light)
═══════════════════════ */
.bio-feature {
  padding: 90px 2rem;
}
.bio-feature--white { background: #fff; }
.bio-feature--ice   { background: #f4f7ff; }

.bio-feature__inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}
.bio-feature__inner--rev { direction: rtl; }
.bio-feature__inner--rev > * { direction: ltr; }

.bio-feature__eyebrow {
  display: flex;
  align-items: center;
  gap: .6rem;
  margin-bottom: 1rem;
}
.bio-feature__num {
  font-size: .72rem;
  font-weight: 700;
  color: var(--brand, #3b82f6);
  letter-spacing: .08em;
}
.bio-feature__tag {
  font-size: .72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--muted, #5a6785);
}
.bio-feature__title {
  font-size: clamp(1.65rem, 2.8vw, 2.25rem);
  font-weight: 800;
  color: #1e2636;
  line-height: 1.15;
  margin-bottom: 1.1rem;
}
.bio-feature__title .accent { color: var(--brand, #3b82f6); }
.bio-feature__desc {
  font-size: 1rem;
  color: #5a6785;
  line-height: 1.75;
  margin-bottom: 1.75rem;
}
.bio-feature__pills {
  display: flex;
  flex-wrap: wrap;
  gap: .45rem;
}
.bio-pill {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  padding: .32rem .8rem;
  border-radius: 50px;
  font-size: .77rem;
  font-weight: 500;
  background: rgba(59,130,246,.07);
  color: #2563eb;
  border: 1px solid rgba(59,130,246,.15);
}

/* Visual column wrapper */
.bio-vis {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

/* Floating badges on light visuals */
.bio-badge {
  position: absolute;
  display: flex;
  align-items: center;
  gap: .38rem;
  background: #fff;
  border: 1px solid #e5eaf5;
  border-radius: 50px;
  padding: .35rem .85rem;
  font-size: .7rem;
  font-weight: 500;
  color: #4b5563;
  box-shadow: 0 4px 16px rgba(0,0,0,.06);
  white-space: nowrap;
}
.bio-badge i        { font-size: .75rem; }
.bio-badge--green i { color: #16a34a; }
.bio-badge--red   i { color: #dc2626; }
.bio-badge--blue  i { color: #2563eb; }
.bio-badge--amber i { color: #d97706; }
.bio-badge--1 { top: -14px;  right: -18px; animation: fhFloat 3.4s ease-in-out infinite; }
.bio-badge--2 { bottom: 8px; left:  -24px; animation: fhFloat 4s   ease-in-out infinite .6s; }

/* Section divider between feature blocks */
.bio-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(59,130,246,.15), transparent);
}

/* ═══════════════════════
   RESPONSIVE
═══════════════════════ */
@media (max-width: 900px) {
  .feature-hero__inner,
  .bio-feature__inner { grid-template-columns: 1fr; gap: 2.5rem; }
  .bio-feature__inner--rev { direction: ltr; }
  .feature-hero__visual { order: -1; }
  .fh-chip--1, .fh-chip--2 { display: none; }
  .bio-badge--1, .bio-badge--2 { display: none; }
}