/* =========================================================
   TOKENS
========================================================= */
:root{
  --navy:        #0B1F3B;
  --navy-light:  #12294d;
  --navy-soft:   #16305c;
  --gold:        #C9A24A;
  --gold-light:  #E8CE8E;
  --white:       #FFFFFF;
  --gray:        #F4F4F4;
  --ink:         #1B2430;
  --ink-soft:    rgba(11,31,59,0.72);

  --font-display: 'Montserrat', sans-serif;
  --font-body:    'Open Sans', sans-serif;

  --container: 1120px;
  --container-narrow: 760px;

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

*, *::before, *::after{ box-sizing: border-box; }

html{ scroll-behavior: smooth; }

body{
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img{ max-width: 100%; display: block; }

h1, h2{
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.01em;
  margin: 0 0 20px;
  color: var(--navy);
}

h1{ font-size: clamp(2.1rem, 5vw, 3.6rem); line-height: 1.12; color: var(--white); }
h2{ font-size: clamp(1.6rem, 3.4vw, 2.4rem); }

p{ margin: 0 0 16px; }

.container{
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
}
.container.narrow{ max-width: var(--container-narrow); }
.container.center{ text-align: center; }

/* =========================================================
   REVEAL ON SCROLL
========================================================= */
.reveal{
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}
.reveal.is-visible{
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce){
  .reveal{ opacity: 1; transform: none; transition: none; }
  html{ scroll-behavior: auto; }
}

/* =========================================================
   HEADER
========================================================= */
.site-header{
  position: absolute;
  top: 0; left: 0; right: 0;
  z-index: 20;
  padding: 26px 0;
}
.header-inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand{
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  color: var(--white);
  text-transform: uppercase;
}
.brand-mark{
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  color: var(--gold);
}

/* =========================================================
   BUTTONS
========================================================= */
.btn{
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 700;
  text-decoration: none;
  border-radius: 3px;
  padding: 14px 30px;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), background 0.25s var(--ease);
  border: 1px solid transparent;
}
.btn-gold{
  background: var(--gold);
  color: var(--navy);
  box-shadow: 0 8px 24px rgba(201,162,74,0.35);
}
.btn-gold:hover{
  background: var(--gold-light);
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(201,162,74,0.45);
}
.btn-ghost{
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.5);
}
.btn-ghost:hover{
  border-color: var(--gold);
  color: var(--gold);
}
.btn-large{
  padding: 18px 40px;
  font-size: 1.05rem;
}
.btn-small{
  padding: 9px 18px;
  font-size: 0.78rem;
}
.btn:focus-visible{
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

/* =========================================================
   HERO
========================================================= */
.hero{
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  color: var(--white);
  overflow: hidden;
}
.hero-bg{
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-photo{
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.85) brightness(0.55);
}
.hero-overlay{
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11,31,59,0.55) 0%, rgba(11,31,59,0.88) 78%, rgba(11,31,59,0.97) 100%);
}
.hero-blueprint{
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(201,162,74,0.16) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201,162,74,0.16) 1px, transparent 1px);
  background-size: 56px 56px;
  mix-blend-mode: screen;
  opacity: 0.5;
}
.hero-content{
  position: relative;
  z-index: 2;
  max-width: 760px;
  padding-top: 140px;
  padding-bottom: 100px;
}
.eyebrow{
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold-light);
  margin-bottom: 18px;
}
.hero-sub{
  font-size: 1.15rem;
  color: rgba(255,255,255,0.9);
  max-width: 620px;
}
.hero-subtext{
  font-size: 1rem;
  color: rgba(255,255,255,0.72);
  max-width: 560px;
}
.hero-authority{
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--gold-light);
  margin: 28px 0 34px;
  border-left: 3px solid var(--gold);
  padding-left: 16px;
}

/* =========================================================
   SECTIONS — shared
========================================================= */
.section{
  padding: 96px 0;
  position: relative;
}
.section-tag{
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold-light);
  margin-bottom: 16px;
}
.section-tag-dark{ color: var(--gold); }

.lead{
  font-size: 1.15rem;
  font-weight: 600;
}
.lead-light{
  font-size: 1.1rem;
  color: rgba(255,255,255,0.85);
}

/* dark / navy variants */
.section-dark, .section-navy{
  background: var(--navy);
  color: rgba(255,255,255,0.86);
}
.section-dark h2, .section-navy h2{ color: var(--white); }
.section-navy{ background: linear-gradient(160deg, var(--navy) 0%, var(--navy-soft) 100%); }

.section-light{ background: var(--white); }
.section-gray{ background: var(--gray); }

/* =========================================================
   CHECK LISTS
========================================================= */
.check-list{
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: grid;
  gap: 12px;
}
.check-list li{
  position: relative;
  padding-left: 30px;
  font-size: 1.02rem;
}
.check-list li::before{
  content: "";
  position: absolute;
  left: 0;
  top: 3px;
  width: 18px;
  height: 18px;
  background-color: var(--gold);
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M9 16.17 4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z'/%3E%3C/svg%3E") center / contain no-repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M9 16.17 4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z'/%3E%3C/svg%3E") center / contain no-repeat;
}
.check-list-negative li::before{
  width: 15px;
  height: 15px;
  top: 4px;
  background-color: rgba(255,255,255,0.45);
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M18.3 5.71 12 12l6.3 6.29-1.41 1.42L10.59 13.4 4.3 19.71 2.88 18.3 9.17 12 2.88 5.71 4.3 4.29l6.29 6.3 6.29-6.3z'/%3E%3C/svg%3E") center / contain no-repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M18.3 5.71 12 12l6.3 6.29-1.41 1.42L10.59 13.4 4.3 19.71 2.88 18.3 9.17 12 2.88 5.71 4.3 4.29l6.29 6.3 6.29-6.3z'/%3E%3C/svg%3E") center / contain no-repeat;
}
.check-list-negative li{ color: rgba(255,255,255,0.78); }

.check-list-grid{
  grid-template-columns: 1fr;
}
@media (min-width: 640px){
  .check-list-grid{ grid-template-columns: 1fr 1fr; column-gap: 32px; }
}

/* =========================================================
   IMPACT PHRASES
========================================================= */
.impact-phrase{
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--gold-light);
  margin-top: 20px;
}
.impact-phrase-dark{ color: var(--navy); }

.filter-negative{
  font-style: italic;
  color: var(--ink-soft);
  border-top: 1px solid rgba(11,31,59,0.15);
  padding-top: 18px;
  margin-top: 8px;
}

/* =========================================================
   SPLIT LAYOUT (solución)
========================================================= */
.split{
  display: grid;
  gap: 56px;
  align-items: center;
}
@media (min-width: 860px){
  .split{ grid-template-columns: 1.05fr 0.95fr; }
}
.split-media img{
  border-radius: 4px;
  box-shadow: 0 30px 60px rgba(11,31,59,0.18);
}
@media (min-width: 860px){
  .split-media-first{ grid-template-columns: 0.95fr 1.05fr; }
}
.split-media-navy img{
  box-shadow: 0 30px 60px rgba(0,0,0,0.45);
  border: 1px solid rgba(201,162,74,0.35);
}

/* =========================================================
   AUTORIDAD extras
========================================================= */
.sub-label{
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--gold-light);
  margin-top: 32px;
}
.pill-row{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 32px;
}
.pill{
  border: 1px solid rgba(201,162,74,0.5);
  color: var(--gold-light);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 8px 18px;
  border-radius: 999px;
}
.stat-block{
  border-top: 1px solid rgba(255,255,255,0.14);
  border-bottom: 1px solid rgba(255,255,255,0.14);
  padding: 28px 0;
  margin: 28px 0;
}
.stat-label{
  display: block;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
  margin-bottom: 8px;
}
.stat-number{
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2rem, 5vw, 3rem);
  color: var(--gold);
}
.stat-unit{
  font-size: 0.45em;
  color: rgba(255,255,255,0.6);
  font-weight: 700;
  margin-left: 6px;
}

/* =========================================================
   FEATURE GRID (incluye)
========================================================= */
.section-head{
  max-width: var(--container-narrow);
  margin-bottom: 8px;
}
.feature-grid{
  display: grid;
  gap: 20px;
  margin: 40px 0;
}
@media (min-width: 640px){
  .feature-grid{ grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 960px){
  .feature-grid{ grid-template-columns: repeat(3, 1fr); }
}
.feature-card{
  display: flex;
  flex-direction: column;
  gap: 14px;
  background: var(--gray);
  border: 1px solid rgba(11,31,59,0.06);
  border-radius: 8px;
  padding: 26px 22px;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.feature-card:hover{
  transform: translateY(-4px);
  box-shadow: 0 16px 32px rgba(11,31,59,0.1);
}
.feature-card p{
  margin: 0;
  font-weight: 600;
  color: var(--ink);
}
.feature-icon{
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(201,162,74,0.14);
  color: var(--gold);
}
.feature-icon svg{ width: 22px; height: 22px; }

/* =========================================================
   PRECIO
========================================================= */
.price-card{
  background: var(--white);
  border: 1px solid rgba(201,162,74,0.35);
  border-radius: 12px;
  padding: 44px 32px;
  margin-top: 12px;
  box-shadow: 0 24px 48px rgba(11,31,59,0.08);
}
.price-tag{
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.6rem, 8vw, 4.2rem);
  color: var(--navy);
  margin: 0 0 6px;
}
.price-tag span{
  font-size: 0.4em;
  color: var(--gold);
  font-weight: 700;
  margin-left: 8px;
}

/* =========================================================
   CTA FINAL
========================================================= */
.section-cta{
  position: relative;
  color: var(--white);
  padding: 120px 0;
  overflow: hidden;
}
.cta-bg{ position: absolute; inset: 0; z-index: 0; }
.cta-photo{
  width: 100%; height: 100%; object-fit: cover;
  filter: saturate(0.8) brightness(0.5);
}
.section-cta .container{ position: relative; z-index: 2; }
.section-cta h2{ color: var(--white); }

/* =========================================================
   CIERRE
========================================================= */
.section-close{
  background: var(--navy);
  padding: 120px 0;
  position: relative;
  overflow: hidden;
}
.hero-blueprint-close{
  background-image:
    linear-gradient(rgba(201,162,74,0.1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201,162,74,0.1) 1px, transparent 1px);
  background-size: 64px 64px;
}
.closing-phrase{
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.6rem, 4vw, 2.6rem);
  color: var(--white);
  margin-bottom: 34px;
  position: relative;
  z-index: 2;
}
.section-close .container{ position: relative; z-index: 2; }

/* =========================================================
   FOOTER
========================================================= */
.site-footer{
  background: #081729;
  color: rgba(255,255,255,0.5);
  padding: 28px 0;
  font-size: 0.82rem;
  text-align: center;
}

/* =========================================================
   RESPONSIVE
========================================================= */
@media (max-width: 640px){
  .section{ padding: 72px 0; }
  .hero-content{ padding-top: 120px; padding-bottom: 72px; }
}