/* ============ TOKENS ============ */
:root {
  --navy: #16305C;
  --navy-dark: #0E1F3E;
  --navy-2: #1B3B70;
  --navy-3: #223F72;
  --teal: #1D8994;
  --teal-bright: #26A6B1;
  --teal-dark: #12656E;
  --ink: #0E1F3E;
  --ink-2: #152A55;
  --line: rgba(255,255,255,.10);
  --line-dark: rgba(14,31,62,.10);
  --paper: #FFFFFF;
  --paper-2: #F4F7FB;
  --paper-3: #E9EEF6;
  --text: #14213D;
  --text-muted: #5A6684;
  --text-invert: #FFFFFF;
  --text-invert-muted: #B7C1D6;

  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 24px;

  --shadow-sm: 0 2px 10px rgba(14,31,62,.06);
  --shadow: 0 14px 36px rgba(14,31,62,.10);
  --shadow-lg: 0 26px 70px rgba(14,31,62,.22);
  --shadow-teal: 0 14px 38px rgba(29,137,148,.28);

  --container: 1200px;
  --gap: clamp(16px, 2vw, 24px);

  --font-sans: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  --font-display: 'Manrope', 'Inter', system-ui, sans-serif;

  --ease: cubic-bezier(.2,.7,.2,1);
  --grad-teal: linear-gradient(135deg, var(--teal) 0%, var(--teal-dark) 100%);
  --grad-navy: linear-gradient(135deg, var(--navy-dark) 0%, var(--navy-2) 100%);
}

/* ============ RESET / BASE ============ */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--text);
  background: var(--paper);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; transition: color .2s var(--ease); }
a:hover { color: var(--teal); }
button { font: inherit; cursor: pointer; }
h1, h2, h3, h4 { font-family: var(--font-display); line-height: 1.15; margin: 0 0 .6em; letter-spacing: -.015em; color: var(--navy-dark); }
h1 { font-size: clamp(2.3rem, 5vw, 4rem); font-weight: 800; letter-spacing: -.03em; }
h2 { font-size: clamp(1.8rem, 3.4vw, 2.7rem); font-weight: 800; letter-spacing: -.02em; }
h3 { font-size: 1.25rem; font-weight: 700; }
p  { margin: 0 0 1em; }
:focus-visible { outline: 3px solid var(--teal-bright); outline-offset: 3px; border-radius: 4px; }
::selection { background: var(--teal); color: #fff; }

.skip {
  position: absolute; left: -9999px;
  background: var(--navy-dark); color: #fff; padding: .6rem 1rem; z-index: 100;
  border-radius: 8px;
}
.skip:focus { left: 12px; top: 12px; }

.container { width: min(100% - 32px, var(--container)); margin-inline: auto; }
.muted { color: var(--text-muted); }
.small { font-size: .875rem; }
.text-accent { color: var(--teal); }

/* ============ HEADER ============ */
.site-header {
  position: sticky; top: 0; z-index: 40;
  background: rgba(255,255,255,.92);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  color: var(--navy-dark);
  border-bottom: 1px solid var(--line-dark);
  transition: box-shadow .3s var(--ease), background .2s;
}
.site-header.is-scrolled { box-shadow: 0 6px 24px rgba(14,31,62,.08); background: rgba(255,255,255,.98); }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 12px 0; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--navy-dark); }
.brand:hover { color: var(--navy); }
.brand-logo {
  flex: 0 0 auto;
  height: 108px;
  width: auto;
  object-fit: contain;
  transition: transform .3s var(--ease);
}
.brand:hover .brand-logo { transform: scale(1.03); }
.site-header.is-scrolled .brand-logo { height: 84px; }

.nav { display: flex; align-items: center; }
.nav-menu {
  list-style: none; margin: 0; padding: 0;
  display: flex; align-items: center; gap: 28px;
}
.nav-menu a {
  color: var(--navy-dark); font-weight: 600; font-size: .95rem;
  padding: 8px 2px; position: relative;
}
.nav-menu a:not(.btn)::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: 0;
  height: 2px; background: var(--teal); border-radius: 2px;
  transform: scaleX(0); transform-origin: left; transition: transform .25s var(--ease);
}
.nav-menu a:not(.btn):hover { color: var(--teal); }
.nav-menu a:not(.btn):hover::after { transform: scaleX(1); }
.nav-toggle {
  display: none;
  background: transparent; border: 1px solid var(--line-dark);
  border-radius: 8px; padding: 8px 10px;
}
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--navy-dark); margin: 4px 0; transition: transform .25s var(--ease), opacity .25s; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 26px;
  border-radius: 999px;
  font-weight: 600; font-size: .95rem;
  border: 1px solid transparent;
  transition: transform .18s var(--ease), background .2s, color .2s, border-color .2s, box-shadow .25s;
  white-space: nowrap;
  letter-spacing: .01em;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn-primary { background: var(--grad-teal); color: #fff; box-shadow: var(--shadow-teal); }
.btn-primary:hover { background: linear-gradient(135deg, var(--teal-bright), var(--teal)); color: #fff; box-shadow: 0 18px 45px rgba(29,137,148,.42); }
.btn-navy { background: var(--navy); color: #fff; }
.btn-navy:hover { background: var(--navy-2); color: #fff; }
.btn-ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.35); }
.btn-ghost:hover { border-color: #fff; color: #fff; background: rgba(255,255,255,.06); }
.btn-outline { background: transparent; color: var(--navy-dark); border-color: rgba(14,31,62,.18); }
.btn-outline:hover { border-color: var(--teal); color: var(--teal); background: rgba(29,137,148,.05); }
.btn-sm { padding: 12px 22px; font-size: .9rem; }
.btn-lg { padding: 16px 30px; font-size: 1rem; }
.btn-block { width: 100%; }

/* menu contact CTA needs its own presence */
.nav-menu .btn-primary { padding: 12px 24px; }

/* ============ HERO ============ */
.hero {
  position: relative; overflow: hidden;
  background:
    radial-gradient(1200px 500px at 15% 10%, var(--navy-2) 0%, transparent 60%),
    radial-gradient(900px 500px at 85% 90%, rgba(29,137,148,.35) 0%, transparent 60%),
    linear-gradient(180deg, var(--navy-dark), #0A1830);
  color: var(--text-invert);
  padding: clamp(70px, 9vw, 140px) 0 clamp(90px, 11vw, 160px);
}
.hero-bg {
  position: absolute; inset: 0; pointer-events: none;
  background-image:
    radial-gradient(circle at 85% 20%, rgba(38,166,177,.25), transparent 40%),
    linear-gradient(180deg, transparent 60%, rgba(14,31,62,.85)),
    repeating-linear-gradient(90deg, rgba(255,255,255,.025) 0 1px, transparent 1px 60px),
    repeating-linear-gradient(0deg, rgba(255,255,255,.025) 0 1px, transparent 1px 60px);
}
.hero::before {
  content: ''; position: absolute; left: 50%; bottom: -1px;
  width: 130%; height: 60px;
  background: var(--paper);
  transform: translateX(-50%);
  clip-path: polygon(0 100%, 100% 100%, 100% 40%, 50% 0, 0 40%);
  z-index: 2;
}
.hero-inner {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: 1.15fr 1fr; gap: 60px; align-items: center;
}
.hero-copy .eyebrow { color: var(--teal-bright); }
.hero h1 { color: #fff; }
.hero h1 .text-accent { background: linear-gradient(135deg, var(--teal-bright), var(--teal)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero .lead {
  font-size: clamp(1rem, 1.4vw, 1.15rem); color: var(--text-invert-muted);
  max-width: 55ch;
}
.hero-cta { display: flex; gap: 14px; margin: 30px 0 28px; flex-wrap: wrap; }
.hero-badges { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 14px 24px; }
.hero-badges li { display: inline-flex; align-items: center; gap: 8px; color: var(--text-invert-muted); font-size: .92rem; }
.hero-badges .icon { color: var(--teal-bright); width: 18px; height: 18px; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  text-transform: uppercase; letter-spacing: .2em;
  font-size: .78rem; font-weight: 700; color: var(--teal);
  margin: 0 0 14px;
}
.eyebrow::before {
  content: ''; display: inline-block;
  width: 24px; height: 2px; background: currentColor; border-radius: 2px;
}

.hero-visual { position: relative; min-height: 420px; }
.hero-visual::before {
  content: ''; position: absolute; inset: -40px;
  background: radial-gradient(circle at center, rgba(38,166,177,.28), transparent 60%);
  filter: blur(30px); z-index: 0;
}
.hero-card {
  position: absolute; z-index: 1;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.18);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  padding: 18px 20px;
  border-radius: var(--radius);
  display: flex; align-items: center; gap: 14px;
  color: #fff;
  box-shadow: 0 20px 50px rgba(0,0,0,.35);
  min-width: 240px;
}
.hero-card .icon { width: 30px; height: 30px; color: var(--teal-bright); flex: 0 0 auto; }
.hero-card strong { display: block; font-size: .98rem; }
.hero-card .ok { color: #34d399; font-size: .82rem; }
.hero-card .muted { color: var(--text-invert-muted); font-size: .82rem; }
.hero-card-1 { top: 10px; right: 30px; animation: float 6s ease-in-out infinite; }
.hero-card-2 { top: 160px; left: 0; animation: float 6s ease-in-out .8s infinite; }
.hero-card-3 { top: 310px; right: 20px; animation: float 6s ease-in-out 1.4s infinite; }
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-12px); }
}

/* ============ STRIP ============ */
.strip { background: var(--paper-2); border-top: 1px solid var(--line-dark); border-bottom: 1px solid var(--line-dark); }
.strip-inner {
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
  padding: 22px 0; flex-wrap: wrap;
}
.strip-items { display: flex; gap: 22px; color: var(--navy-dark); font-weight: 700; flex-wrap: wrap; font-size: .95rem; letter-spacing: .02em; }

/* ============ SECTION ============ */
.section { padding: clamp(70px, 9vw, 120px) 0; position: relative; }
.section-dark {
  background:
    radial-gradient(1000px 500px at 20% 0%, rgba(29,137,148,.16), transparent 55%),
    linear-gradient(180deg, var(--navy-dark) 0%, var(--ink-2) 100%);
  color: var(--text-invert);
  position: relative; overflow: hidden;
}
.section-dark::after {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background-image:
    radial-gradient(rgba(255,255,255,.06) 1px, transparent 1px);
  background-size: 24px 24px;
  opacity: .5;
}
.section-dark > .container { position: relative; z-index: 1; }
.section-dark h2 { color: #fff; }
.section-dark .section-lead { color: var(--text-invert-muted); }

.section-head { max-width: 760px; margin: 0 auto clamp(40px, 5vw, 64px); text-align: center; }
.section-head .eyebrow { justify-content: center; }
.section-head-light .eyebrow { color: var(--teal-bright); }
.section-lead { color: var(--text-muted); font-size: 1.08rem; }

/* ============ GRIDS ============ */
.grid { display: grid; gap: 24px; }
.grid-services { grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); }
.grid-stats    { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); margin-bottom: 60px; }
.grid-features { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.grid-plans    { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); align-items: stretch; gap: 28px; }

/* ============ CARDS ============ */
.card {
  background: #fff;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
  padding: 30px;
  box-shadow: var(--shadow-sm);
  transition: transform .3s var(--ease), box-shadow .3s, border-color .3s;
  position: relative;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: rgba(29,137,148,.28); }

.service-card { display: flex; flex-direction: column; }
.service-card::before {
  content: ''; position: absolute; inset: 0; border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(29,137,148,.06), transparent 60%);
  opacity: 0; transition: opacity .3s var(--ease); pointer-events: none;
}
.service-card:hover::before { opacity: 1; }
.service-icon {
  width: 58px; height: 58px; border-radius: 16px;
  background: var(--grad-teal);
  color: #fff;
  display: grid; place-items: center;
  margin-bottom: 20px;
  box-shadow: var(--shadow-teal);
  transition: transform .3s var(--ease);
}
.service-card:hover .service-icon { transform: scale(1.06) rotate(-3deg); }
.service-icon .icon { width: 28px; height: 28px; }
.service-card h3 { color: var(--navy-dark); }
.service-card p  { color: var(--text-muted); }

.check-list { list-style: none; padding: 0; margin: 14px 0 0; display: grid; gap: 10px; }
.check-list li { display: flex; align-items: center; gap: 10px; font-size: .93rem; color: var(--text); }
.check-list .icon {
  width: 18px; height: 18px; color: #fff;
  background: var(--grad-teal); border-radius: 50%;
  padding: 3px; flex: 0 0 auto;
}

/* Stats */
.stat {
  background: rgba(255,255,255,.05);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 22px; text-align: center;
  backdrop-filter: blur(6px);
  transition: transform .25s var(--ease), background .25s;
}
.stat:hover { transform: translateY(-3px); background: rgba(255,255,255,.08); }
.stat-num {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.2vw, 2.6rem);
  font-weight: 800;
  background: linear-gradient(135deg, var(--teal-bright), #7DD3DC);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  margin-bottom: 6px;
}
.stat-label { color: var(--text-invert-muted); font-size: .95rem; }

/* Features */
.feature {
  background: rgba(255,255,255,.04);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px;
  transition: transform .25s var(--ease), background .25s, border-color .25s;
}
.feature:hover { transform: translateY(-3px); background: rgba(255,255,255,.07); border-color: rgba(38,166,177,.3); }
.feature .icon { width: 34px; height: 34px; color: var(--teal-bright); margin-bottom: 14px; }
.feature h3 { color: #fff; }
.feature p  { color: var(--text-invert-muted); margin: 0; }

/* Plans */
.plan-card { position: relative; display: flex; flex-direction: column; padding: 34px 28px; }
.plan-card.is-featured {
  border: 2px solid var(--teal);
  transform: translateY(-8px);
  box-shadow: 0 26px 60px rgba(29,137,148,.22);
  background: linear-gradient(180deg, #fff 0%, #F0FAFB 100%);
}
.plan-badge {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--grad-teal); color: #fff; padding: 7px 16px; border-radius: 999px;
  font-size: .74rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  box-shadow: var(--shadow-teal);
}
.plan-price { font-family: var(--font-display); font-size: 1.7rem; font-weight: 800; color: var(--navy-dark); margin: 4px 0 4px; }
.plan-desc { color: var(--text-muted); margin: 0 0 18px; }
.plan-card .btn { margin-top: auto; }

/* Split section */
.split-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 60px; align-items: center; }
.highlight-card {
  background: var(--grad-navy);
  color: #fff; border: none;
  padding: 40px;
  position: relative; overflow: hidden;
}
.highlight-card::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(circle at 80% 20%, rgba(38,166,177,.35), transparent 55%);
  pointer-events: none;
}
.highlight-card > * { position: relative; }
.highlight-card h3 { color: #fff; font-size: 1.4rem; }
.highlight-card p { color: var(--text-invert-muted); margin: 0; }
.highlight-card .icon { width: 52px; height: 52px; color: var(--teal-bright); margin-bottom: 18px; }

/* Contact */
#contacto { padding: clamp(90px, 12vw, 160px) 0; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; align-items: start; padding: 20px 0; }
.contact-info { list-style: none; padding: 0; margin: 32px 0 0; display: grid; gap: 18px; }
.contact-info li { display: flex; align-items: center; gap: 14px; color: var(--text-invert-muted); font-size: 1.02rem; }
.contact-info a { color: #fff; }
.contact-info a:hover { color: var(--teal-bright); }
.contact-info .icon { width: 22px; height: 22px; color: var(--teal-bright); }

.form-card { padding: clamp(32px, 4vw, 48px); }
.field { display: grid; gap: 8px; margin-bottom: 20px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field label { font-size: .9rem; font-weight: 600; color: var(--navy-dark); }
.field input, .field select, .field textarea {
  font: inherit;
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(14,31,62,.15);
  background: #fff; color: var(--navy-dark);
  transition: border-color .2s, box-shadow .2s;
  width: 100%;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--teal);
  box-shadow: 0 0 0 4px rgba(29,137,148,.18);
}
.field textarea { resize: vertical; }

/* ============ FOOTER ============ */
.site-footer {
  background:
    radial-gradient(800px 300px at 80% 0%, rgba(29,137,148,.16), transparent 60%),
    var(--navy-dark);
  color: var(--text-invert-muted);
  padding: 70px 0 26px;
  position: relative;
}
.footer-grid {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px;
  padding-bottom: 44px; border-bottom: 1px solid var(--line);
}
.footer-grid h4 { color: #fff; font-size: 1rem; margin-bottom: 16px; font-family: var(--font-sans); font-weight: 700; letter-spacing: .02em; }
.footer-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.footer-list a:hover { color: var(--teal-bright); }
.brand-footer {
  margin-bottom: 14px;
  background: #fff;
  padding: 14px 18px;
  border-radius: 14px;
  display: inline-flex;
  box-shadow: 0 10px 30px rgba(0,0,0,.2);
}
.brand-footer .brand-logo { height: 72px; }
.footer-bottom {
  display: flex; justify-content: space-between; gap: 12px; padding-top: 24px; flex-wrap: wrap;
}

/* ============ REVEAL ON SCROLL ============ */
.reveal {
  opacity: 0; transform: translateY(24px);
  transition: opacity .6s var(--ease), transform .6s var(--ease);
}
.reveal.is-visible { opacity: 1; transform: none; }

/* ============ RESPONSIVE ============ */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { min-height: 420px; }
  .split-grid, .contact-grid { grid-template-columns: 1fr; gap: 36px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .brand-logo { height: 84px; }
  .site-header.is-scrolled .brand-logo { height: 68px; }
}

@media (max-width: 720px) {
  .brand-logo { height: 68px; }
  .site-header.is-scrolled .brand-logo { height: 60px; }
  .nav-toggle { display: block; }
  .nav-menu {
    position: absolute; top: 100%; right: 12px; left: 12px;
    background: #fff;
    border: 1px solid var(--line-dark);
    border-radius: var(--radius);
    padding: 16px;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    box-shadow: var(--shadow-lg);
    display: none;
  }
  .nav-menu.is-open { display: flex; }
  .nav-menu li { width: 100%; }
  .nav-menu a { display: block; padding: 14px 12px; border-radius: 10px; color: var(--navy-dark); }
  .nav-menu a:not(.btn):hover { background: var(--paper-2); color: var(--teal); }
  .nav-menu a:not(.btn)::after { display: none; }
  .nav-menu .btn { width: 100%; padding: 14px 16px; }

  .field-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .plan-card.is-featured { transform: none; }
  .hero-card { min-width: 200px; }
  .hero-card-1 { right: 0; top: 0; }
  .hero-card-3 { right: 10px; top: 280px; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
}