/* =========================================================
   PLUSEXPERT — DESIGN TOKENS
   ========================================================= */
:root{
  --color-primary: #1351D8;
  --color-primary-dark: #0E3EA8;
  --color-primary-tint: #EAF0FD;
  --color-navy: #0A1830;
  --color-navy-soft: #12213F;
  --color-ink: #0F172A;
  --color-slate: #5B6472;
  --color-slate-soft: #8891A0;
  --color-line: #E4E9F1;
  --color-bg: #FFFFFF;
  --color-bg-soft: #F6F8FB;
  --color-success: #1E9E5A;
  --color-warn: #C77D18;

  --font-display: "Manrope", "Segoe UI", sans-serif;
  --font-body: "Inter", "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", "SFMono-Regular", monospace;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;

  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 20px 48px rgba(15, 23, 42, 0.12);

  --container-w: 1180px;
  --container-narrow: 760px;

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* =========================================================
   RESET
   ========================================================= */
*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-ink);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  line-height: 1.55;
}
img{ max-width: 100%; display: block; }
a{ color: inherit; text-decoration: none; }
ul{ margin: 0; padding: 0; list-style: none; }
h1, h2, h3{ font-family: var(--font-display); color: var(--color-ink); margin: 0; line-height: 1.15; }
p{ margin: 0; }
button{ font-family: inherit; cursor: pointer; }

@media (prefers-reduced-motion: reduce){
  *{ animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
}

.skip-link{
  position: absolute; left: -999px; top: 0;
  background: var(--color-primary); color: #fff;
  padding: 10px 16px; border-radius: 0 0 8px 0; z-index: 200;
}
.skip-link:focus{ left: 0; }

:focus-visible{
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

.container{
  width: 100%;
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 24px;
}
.container-narrow{ max-width: var(--container-narrow); }

.section{ padding: 96px 0; }

/* =========================================================
   HEADER
   ========================================================= */
.site-header{
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.85);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.site-header.is-scrolled{
  border-bottom-color: var(--color-line);
  box-shadow: var(--shadow-sm);
}
.header-inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.logo{
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--color-ink);
}
.logo-mark{
  width: 28px; height: 28px;
  border-radius: 8px;
  background: var(--color-primary);
  position: relative;
  flex-shrink: 0;
}
.logo-mark::after{
  content: "";
  position: absolute;
  inset: 8px 12px 8px 8px;
  border-left: 2px solid #fff;
  border-bottom: 2px solid #fff;
  border-radius: 0 0 0 2px;
}
.logo-text strong{ font-weight: 800; }
.btn-header{ padding: 10px 18px; font-size: 0.92rem; }

/* =========================================================
   BUTTONS
   ========================================================= */
.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.98rem;
  border: 1px solid transparent;
  transition: transform 0.15s var(--ease), box-shadow 0.15s var(--ease), background 0.15s var(--ease), color 0.15s var(--ease), border-color 0.15s var(--ease);
  white-space: nowrap;
}
.btn svg{ flex-shrink: 0; }
.btn-primary{
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 1px 2px rgba(19,81,216,0.15), 0 8px 20px rgba(19,81,216,0.22);
}
.btn-primary:hover{
  background: var(--color-primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 10px rgba(19,81,216,0.2), 0 14px 28px rgba(19,81,216,0.28);
}
.btn-ghost{
  background: transparent;
  color: var(--color-ink);
  border-color: var(--color-line);
}
.btn-ghost:hover{ background: var(--color-bg-soft); }
.btn-outline-light{
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.35);
}
.btn-outline-light:hover{ background: rgba(255,255,255,0.08); border-color: rgba(255,255,255,0.6); }
.btn-lg{ padding: 15px 28px; font-size: 1.02rem; }
.btn-block{ width: 100%; }

/* =========================================================
   HERO
   ========================================================= */
.hero{
  padding: 88px 0 80px;
  background:
    radial-gradient(700px 380px at 82% -10%, rgba(19,81,216,0.08), transparent 60%),
    var(--color-bg);
}
.hero-inner{
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}
.eyebrow{
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--color-primary);
  text-transform: uppercase;
  margin-bottom: 16px;
  display: inline-block;
}
.eyebrow-light{ color: #9FBBF5; }
.hero h1{
  font-size: clamp(2rem, 3.4vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.01em;
  margin-bottom: 20px;
}
.hero-sub{
  font-size: 1.1rem;
  color: var(--color-slate);
  max-width: 46ch;
  margin-bottom: 30px;
}
.hero-actions{
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 18px;
}
.hero-note{
  font-size: 0.88rem;
  color: var(--color-slate-soft);
}

/* Scan card — signature visual */
.scan-card{
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  transform: rotate(0.4deg);
}
.scan-card-bar{
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: var(--color-bg-soft);
  border-bottom: 1px solid var(--color-line);
}
.dot{ width: 9px; height: 9px; border-radius: 50%; }
.dot-r{ background: #E4635A; }
.dot-y{ background: #E8B23D; }
.dot-g{ background: #3FB16C; }
.scan-url{
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-slate);
  margin-left: 8px;
}
.scan-card-body{ padding: 24px; }
.scan-input-row{
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 14px;
  background: var(--color-bg-soft);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
}
.scan-label{ font-size: 0.82rem; color: var(--color-slate-soft); }
.scan-value{ font-family: var(--font-mono); font-size: 0.88rem; color: var(--color-ink); font-weight: 500; }
.scan-list{ display: flex; flex-direction: column; gap: 12px; margin-bottom: 22px; }
.scan-item{
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.92rem;
  color: var(--color-ink);
}
.scan-icon{
  width: 22px; height: 22px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.72rem;
  font-weight: 700;
  flex-shrink: 0;
}
.scan-item.is-done .scan-icon{ background: rgba(30,158,90,0.12); color: var(--color-success); }
.scan-item.is-warn .scan-icon{ background: rgba(199,125,24,0.12); color: var(--color-warn); }
.scan-item.is-pending .scan-icon{ background: var(--color-bg-soft); color: var(--color-slate-soft); }
.scan-item.is-pending{ color: var(--color-slate-soft); }
.scan-footer{ display: flex; flex-direction: column; gap: 8px; }
.scan-status{ font-size: 0.8rem; color: var(--color-slate); }
.scan-progress{ display: block; height: 6px; border-radius: 6px; background: var(--color-bg-soft); overflow: hidden; }
.scan-progress-fill{
  display: block; height: 100%; width: 78%;
  background: linear-gradient(90deg, var(--color-primary), #4E7FEF);
  border-radius: 6px;
}

/* =========================================================
   SECTION HEAD
   ========================================================= */
.section-head{ max-width: 640px; margin: 0 auto 48px; text-align: center; }
.section-head h2{
  font-size: clamp(1.6rem, 2.6vw, 2.15rem);
  font-weight: 800;
  letter-spacing: -0.01em;
  margin-bottom: 14px;
}
.section-sub{ color: var(--color-slate); font-size: 1.05rem; }

/* =========================================================
   SCANNER FLOW
   ========================================================= */
.scanner-section{ background: var(--color-bg-soft); }
.flow{
  display: flex;
  align-items: stretch;
  gap: 0;
  margin-bottom: 48px;
}
.flow-step{
  flex: 1;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  padding: 26px 22px;
  box-shadow: var(--shadow-sm);
}
.flow-num{
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-primary);
  font-weight: 600;
}
.flow-step h3{ font-size: 1.05rem; font-weight: 700; margin: 10px 0 8px; }
.flow-step p{ font-size: 0.92rem; color: var(--color-slate); }
.flow-arrow{
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  color: var(--color-slate-soft);
  font-size: 1.1rem;
  flex-shrink: 0;
}
.scanner-cta{
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}
.scanner-cta-note{ font-size: 0.86rem; color: var(--color-slate-soft); }

/* =========================================================
   CARDS / GRIDS
   ========================================================= */
.grid-3{ display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.grid-2{ display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.card{
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.card:hover{ transform: translateY(-3px); box-shadow: var(--shadow-md); }
.card h3{ font-size: 1.08rem; font-weight: 700; margin-bottom: 10px; }
.card p{ color: var(--color-slate); font-size: 0.95rem; }
.card-check{ border-left: 3px solid var(--color-primary); }

/* =========================================================
   SOLUTION (dark section)
   ========================================================= */
.solution-section{ background: var(--color-navy); }
.solution-inner{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.solution-section h2{ color: #fff; font-size: clamp(1.6rem, 2.6vw, 2.15rem); font-weight: 800; margin-bottom: 20px; }
.solution-text{ color: #C4CEE0; font-size: 1.02rem; margin-bottom: 16px; max-width: 52ch; }
.solution-inner .btn{ margin-top: 12px; }

.mono-block{
  background: var(--color-navy-soft);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-md);
  padding: 26px 24px;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  box-shadow: var(--shadow-lg);
}
.mono-line{ margin-bottom: 10px; color: #C4CEE0; }
.mono-dim{ color: #7C8AB0; }
.mono-out{ color: #9FB4E0; padding-left: 14px; }
.mono-ok{ color: #4ED28A; padding-left: 14px; }

/* =========================================================
   BEFORE / AFTER
   ========================================================= */
.ba-grid{ display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.ba-card{
  border-radius: var(--radius-md);
  padding: 32px;
}
.ba-before{ background: var(--color-bg-soft); border: 1px solid var(--color-line); }
.ba-after{ background: var(--color-primary-tint); border: 1px solid #CBDBFA; }
.ba-tag{
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-slate);
  margin-bottom: 16px;
}
.ba-tag-primary{ color: var(--color-primary); font-weight: 600; }
.ba-card ul{ display: flex; flex-direction: column; gap: 12px; }
.ba-card li{
  font-size: 0.95rem;
  color: var(--color-ink);
  padding-left: 22px;
  position: relative;
}
.ba-before li::before{ content: "✕"; position: absolute; left: 0; color: #C4695F; font-size: 0.85rem; }
.ba-after li::before{ content: "✓"; position: absolute; left: 0; color: var(--color-success); font-weight: 700; }

/* =========================================================
   PRICING
   ========================================================= */
.pricing-section{ background: var(--color-bg-soft); }
.pricing-card{ display: flex; flex-direction: column; padding: 36px; }
.pricing-card h3{ font-size: 1.15rem; margin-bottom: 16px; }
.price{ font-family: var(--font-display); font-size: 2.1rem; font-weight: 800; margin-bottom: 6px; }
.price-from{ font-size: 1rem; font-weight: 500; color: var(--color-slate); margin-right: 6px; }
.price-currency{ font-size: 1.1rem; font-weight: 600; }
.price-quote{ font-size: 1.6rem; }
.price-note{ color: var(--color-slate); font-size: 0.92rem; margin-bottom: 24px; }
.price-note-light{ color: #B7C3DC; }
.pricing-list{ display: flex; flex-direction: column; gap: 12px; margin-bottom: 28px; flex-grow: 1; }
.pricing-list li{ font-size: 0.94rem; padding-left: 22px; position: relative; }
.pricing-list li::before{ content: "✓"; position: absolute; left: 0; color: var(--color-success); font-weight: 700; }
.pricing-list-light li{ color: #E4E9F5; }
.pricing-card-dark{ background: var(--color-navy); border-color: var(--color-navy); color: #fff; }
.pricing-card-dark h3{ color: #fff; }
.pricing-card-dark .price{ color: #fff; }

.pricing-disclaimer{
  max-width: 640px;
  margin: 32px auto 0;
  text-align: center;
  font-size: 0.85rem;
  color: var(--color-slate-soft);
  line-height: 1.6;
}

/* =========================================================
   MOBILE CTA BAR (hidden on desktop, shown via responsive.css)
   ========================================================= */
.mobile-cta-bar{
  display: none;
}

/* =========================================================
   FAQ
   ========================================================= */
.faq-list{ display: flex; flex-direction: column; gap: 12px; }
.faq-item{
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: #fff;
  overflow: hidden;
}
.faq-question{
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 22px;
  background: transparent;
  border: none;
  text-align: left;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-ink);
}
.faq-icon{
  font-family: var(--font-mono);
  font-size: 1.2rem;
  color: var(--color-primary);
  transition: transform 0.25s var(--ease);
  flex-shrink: 0;
}
.faq-item.is-open .faq-icon{ transform: rotate(45deg); }
.faq-answer{
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s var(--ease), padding 0.3s var(--ease);
  padding: 0 22px;
}
.faq-answer p{ color: var(--color-slate); font-size: 0.95rem; padding-bottom: 20px; }
.faq-item.is-open .faq-answer{ max-height: 260px; }

/* =========================================================
   CONTACT / CTA FINAL
   ========================================================= */
.contact-section{
  background: var(--color-navy);
  text-align: center;
}
.contact-inner{ max-width: 640px; }
.contact-section h2{ color: #fff; font-size: clamp(1.7rem, 2.8vw, 2.3rem); font-weight: 800; margin-bottom: 16px; }
.contact-sub{ color: #C4CEE0; font-size: 1.05rem; margin-bottom: 32px; }
.contact-section .hero-actions{ justify-content: center; margin-bottom: 22px; }
.contact-email{ color: #9FBBF5; font-size: 0.95rem; }
.contact-email a{ text-decoration: underline; text-underline-offset: 3px; }

/* =========================================================
   FOOTER
   ========================================================= */
.site-footer{
  background: #fff;
  border-top: 1px solid var(--color-line);
  padding: 48px 0 32px;
}
.footer-top{
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 28px;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-contact{ display: flex; gap: 24px; flex-wrap: wrap; }
.footer-contact a{ font-size: 0.92rem; color: var(--color-slate); }
.footer-contact a:hover{ color: var(--color-primary); }
.footer-disclaimer{
  font-size: 0.82rem;
  color: var(--color-slate-soft);
  line-height: 1.6;
  border-top: 1px solid var(--color-line);
  padding-top: 24px;
  margin-bottom: 16px;
}
.footer-copy{ font-size: 0.82rem; color: var(--color-slate-soft); }

/* =========================================================
   FLOATING BUTTONS
   ========================================================= */
.whatsapp-float{
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 56px; height: 56px;
  border-radius: 50%;
  background: #25D366;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  z-index: 90;
  transition: transform 0.2s var(--ease);
}
.whatsapp-float:hover{ transform: scale(1.08); }

.back-to-top{
  position: fixed;
  right: 24px;
  bottom: 92px;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: #fff;
  border: 1px solid var(--color-line);
  color: var(--color-ink);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  z-index: 90;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity 0.2s var(--ease), transform 0.2s var(--ease), visibility 0.2s;
}
.back-to-top.is-visible{ opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top:hover{ background: var(--color-bg-soft); }

/* =========================================================
   SCREENSHOTS
   ========================================================= */
.screens-section{ background: var(--color-bg-soft); }
.screens-grid{ display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.screen-card{
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.screen-card:hover{ transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.screen-chrome{
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: var(--color-bg-soft);
  border-bottom: 1px solid var(--color-line);
}
.screen-chrome .scan-url{ margin-left: 8px; }
.screen-card img{ width: 100%; display: block; }
.screen-caption{ padding: 16px 20px 20px; }
.screen-tag{
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding: 3px 9px;
  border-radius: 20px;
  margin-bottom: 10px;
}
.screen-tag-free{ background: rgba(30,158,90,0.12); color: var(--color-success); }
.screen-tag-pro{ background: var(--color-primary-tint); color: var(--color-primary); }
.screen-caption h3{ font-size: 0.98rem; font-weight: 700; margin-bottom: 4px; }
.screen-caption p{ font-size: 0.88rem; color: var(--color-slate); }

/* =========================================================
   PRICING CARD — DESTACADO (RECOMENDADO)
   ========================================================= */
.pricing-card-featured{
  position: relative;
  border-color: var(--color-primary);
  box-shadow: var(--shadow-lg);
}
.featured-tag{
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-primary);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 20px;
  box-shadow: 0 4px 10px rgba(19,81,216,0.3);
  white-space: nowrap;
}
@media (min-width: 641px){
  .pricing-card-featured{ transform: scale(1.03); }
}

/* =========================================================
   REVEAL ON SCROLL
   ========================================================= */
.reveal{
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}
.reveal.is-visible{ opacity: 1; transform: translateY(0); }