/* =========================================================
   CreactivIA - Página de inicio
   Estructura: variables, base, layout, componentes, responsive
   ========================================================= */

:root {
  --bg: #071024;
  --bg-deep: #030815;
  --ink: #0a0f21;
  --muted: #5f6577;
  --line: #e8eaf2;
  --white: #ffffff;
  --purple: #7c4dff;
  --purple-2: #8b5cf6;
  --green: #2ed07f;
  --mint: #2ed3b7;
  --blue: #4f6bff;
  --orange: #ff8a4c;
  --radius: 24px;
  --shadow: 0 24px 70px rgba(15, 23, 42, .14);
  --container: 1120px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #ffffff;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a { color: inherit; text-decoration: none; }

button, input, textarea { font: inherit; }

.container {
  width: min(var(--container), calc(100% - 40px));
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 16px;
  z-index: 99;
  padding: 12px 16px;
  background: var(--white);
  color: var(--ink);
  border-radius: 12px;
}

.skip-link:focus { left: 16px; }

/* Header */
.site-header {
  position: absolute;
  inset: 0 0 auto 0;
  z-index: 20;
  padding: 24px 0;
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.logo {
  display: inline-flex;
  align-items: center;
  min-width: 192px;
}

.logo img { height: 58px; width: auto; }

.primary-nav {
  display: flex;
  align-items: center;
  gap: clamp(18px, 3vw, 38px);
  color: rgba(255,255,255,.95);
  font-size: 15px;
  font-weight: 700;
}

.primary-nav a {
  position: relative;
  padding: 8px 0;
}

.primary-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--mint), var(--purple-2));
  transition: width .2s ease;
}

.primary-nav a:hover::after,
.primary-nav a:focus-visible::after { width: 100%; }

.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.mobile-toggle {
  display: none;
  width: 46px;
  height: 46px;
  border: 1px solid rgba(255,255,255,.25);
  border-radius: 14px;
  background: rgba(255,255,255,.08);
  color: #fff;
  cursor: pointer;
}

.mobile-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 5px auto;
  background: currentColor;
  border-radius: 999px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 52px;
  padding: 0 24px;
  border: 1px solid transparent;
  border-radius: 10px;
  font-weight: 800;
  font-size: 15px;
  transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease, background .2s ease;
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 16px 35px rgba(124, 77, 255, .32);
}

.btn-primary {
  color: #fff;
  background: linear-gradient(100deg, #2ed07f 0%, #36d7c9 38%, #7c4dff 75%, #8b5cf6 100%);
}

.btn-outline {
  color: #fff;
  border-color: rgba(255,255,255,.55);
  background: rgba(255,255,255,.03);
  backdrop-filter: blur(8px);
}

.btn-outline:hover,
.btn-outline:focus-visible { border-color: rgba(255,255,255,.9); box-shadow: none; }

.btn .icon { width: 19px; height: 19px; }

/* Hero */
.hero {
  position: relative;
  overflow: hidden;
  color: var(--white);
  background:
    radial-gradient(circle at 88% 36%, rgba(79, 107, 255, .18), transparent 28%),
    radial-gradient(circle at 70% 2%, rgba(124, 77, 255, .25), transparent 26%),
    linear-gradient(180deg, #040817 0%, #061128 72%, #0a1731 100%);
  padding: 140px 0 0;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 18% 22%, rgba(255,255,255,.5) 0 1px, transparent 2px),
    radial-gradient(circle at 94% 54%, rgba(46, 211, 183,.42) 0 1px, transparent 2px),
    linear-gradient(115deg, transparent 0 64%, rgba(79,107,255,.09) 64% 65%, transparent 66% 100%);
  opacity: .45;
  pointer-events: none;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(430px, .98fr);
  align-items: center;
  gap: 42px;
  min-height: 560px;
}

.hero-copy { padding: 26px 0 70px; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 14px;
  color: var(--purple);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: .24em;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 560px;
  margin: 0 0 24px;
  font-size: clamp(44px, 6vw, 70px);
  line-height: .98;
  letter-spacing: -0.055em;
  font-weight: 900;
}

.hero h1 span:nth-of-type(1) { color: var(--purple-2); }
.hero h1 span:nth-of-type(2) { color: var(--green); }

.hero p {
  max-width: 540px;
  margin: 0 0 30px;
  color: rgba(255,255,255,.9);
  font-size: 18px;
}

.hero-actions { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }

.hero-visual {
  position: relative;
  align-self: end;
  padding-bottom: 36px;
}

.hero-visual::before {
  content: "";
  position: absolute;
  width: 62%;
  height: 42%;
  left: 20%;
  bottom: 10%;
  border-radius: 999px;
  background: rgba(46, 211, 183, .08);
  filter: blur(36px);
}

.hero-visual img {
  position: relative;
  width: min(100%, 620px);
  margin-left: auto;
  filter: drop-shadow(0 34px 60px rgba(0, 0, 0, .52));
}

.trust-strip {
  position: relative;
  z-index: 2;
  background: rgba(9, 21, 48, .84);
  border-top: 1px solid rgba(255,255,255,.04);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 46px;
  padding: 34px 0;
}

.trust-card {
  display: grid;
  grid-template-columns: 70px 1fr;
  align-items: start;
  gap: 18px;
  color: #fff;
  border-radius: 18px;
}

.trust-icon {
  display: grid;
  place-items: center;
  width: 68px;
  height: 68px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(124,77,255,.35), rgba(255,255,255,.08));
}

.trust-icon img { width: 36px; height: 36px; }

.trust-card h3 { margin: 0 0 8px; font-size: 18px; }
.trust-card p { margin: 0; color: rgba(255,255,255,.86); }

/* Section headings */
.section {
  padding: 76px 0;
}

.section-head {
  max-width: 790px;
  margin: 0 auto 42px;
  text-align: center;
}

.section-head h2 {
  margin: 0;
  font-size: clamp(30px, 4vw, 42px);
  line-height: 1.12;
  letter-spacing: -.035em;
}

.section-rule {
  display: block;
  width: 50px;
  height: 3px;
  margin: 18px auto 0;
  border-radius: 999px;
  background: var(--green);
}

/* Service cards */
.services { background: #fff; }

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.service-card {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 20px;
  min-height: 138px;
  padding: 26px 24px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}

.service-card:hover,
.service-card:focus-visible {
  transform: translateY(-4px);
  border-color: rgba(124, 77, 255, .35);
  box-shadow: var(--shadow);
}

.service-card img { width: 42px; height: 42px; }
.service-card h3 { margin: 0 0 7px; font-size: 17px; line-height: 1.25; }
.service-card p { margin: 0; color: #293044; font-size: 14.5px; }

/* Split commercial blocks */
.business {
  padding-top: 34px;
  background:
    linear-gradient(90deg, rgba(124,77,255,.08), transparent 48%),
    linear-gradient(100deg, transparent 51%, rgba(46,211,183,.10));
}

.business-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  align-items: stretch;
}

.info-panel,
.pricing-panel {
  border-radius: 0;
  padding: 44px 42px 48px;
}

.info-panel {
  display: grid;
  grid-template-columns: 1.12fr 170px;
  gap: 32px;
  align-items: center;
  background: linear-gradient(135deg, rgba(124,77,255,.09), rgba(255,255,255,.86));
}

.info-panel h2,
.pricing-panel h2 {
  margin: 0 0 24px;
  font-size: clamp(28px, 3.5vw, 38px);
  line-height: 1.08;
  letter-spacing: -.04em;
}

.info-panel p { margin: 0 0 28px; color: #1f2638; }

.check-list {
  display: grid;
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 15px;
}

.check-list li {
  display: flex;
  align-items: center;
  gap: 10px;
}

.check-list img { width: 18px; height: 18px; flex: 0 0 18px; }

.portrait {
  overflow: hidden;
  border-radius: 18px;
  box-shadow: 0 25px 55px rgba(12,18,38,.18);
}

.portrait img {
  width: 100%;
  height: 310px;
  object-fit: cover;
}

.pricing-panel {
  background: linear-gradient(135deg, rgba(46,211,183,.11), rgba(255,255,255,.92));
}

.pack-list { display: grid; gap: 12px; }

.pack-card {
  display: grid;
  grid-template-columns: 50px 1fr auto;
  align-items: center;
  gap: 18px;
  padding: 17px 20px;
  border: 1px solid rgba(226, 232, 240, .85);
  border-radius: 14px;
  background: rgba(255,255,255,.78);
  box-shadow: 0 14px 35px rgba(15, 23, 42, .06);
  transition: transform .2s ease, box-shadow .2s ease;
}

.pack-card:hover,
.pack-card:focus-visible {
  transform: translateX(4px);
  box-shadow: 0 18px 45px rgba(15,23,42,.1);
}

.pack-icon {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 15px;
  background: #f5f7ff;
}

.pack-icon img { width: 30px; height: 30px; }

.pack-card h3 { margin: 0 0 3px; font-size: 16px; }
.pack-card p { margin: 0; color: var(--muted); font-size: 13.5px; line-height: 1.35; }
.price { text-align: right; font-weight: 900; font-size: 22px; white-space: nowrap; }
.price small { display: block; margin-bottom: 2px; color: var(--muted); font-size: 12px; font-weight: 500; }

/* CTA */
.cta-band {
  transform: translateY(50%);
  position: relative;
  z-index: 4;
}

.cta-inner {
  display: grid;
  grid-template-columns: 72px 1fr auto;
  gap: 22px;
  align-items: center;
  width: min(910px, calc(100% - 40px));
  margin: 0 auto;
  padding: 28px 32px;
  border-radius: 12px;
  color: #fff;
  background:
    radial-gradient(circle at 10% 44%, rgba(46,211,183,.38), transparent 16%),
    linear-gradient(110deg, #030817 0%, #071027 65%, #030817 100%);
  box-shadow: 0 22px 60px rgba(1, 8, 22, .34);
}

.cta-icon {
  display: grid;
  place-items: center;
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(46,211,183,.45), rgba(124,77,255,.55));
}

.cta-icon img { width: 42px; height: 42px; }
.cta-copy h2 { margin: 0 0 4px; font-size: 25px; line-height: 1.15; }
.cta-copy p { margin: 0; color: rgba(255,255,255,.86); }

/* Footer */
.site-footer {
  padding: 108px 0 32px;
  color: rgba(255,255,255,.82);
  background: #030817;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.35fr repeat(3, 1fr);
  gap: 28px;
  padding-top: 18px;
}

.footer-grid h3 {
  margin: 0 0 14px;
  color: #fff;
  font-size: 15px;
}

.footer-grid p { max-width: 390px; margin: 12px 0 0; }

.footer-links { display: grid; gap: 10px; }
.footer-links a:hover { color: #fff; }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-top: 40px;
  padding-top: 22px;
  border-top: 1px solid rgba(255,255,255,.08);
  color: rgba(255,255,255,.62);
  font-size: 14px;
}

/* Pages */
.inner-page .site-header {
  position: sticky;
  top: 0;
  background: rgba(3,8,23,.92);
  backdrop-filter: blur(16px);
}

.page-hero {
  padding: 138px 0 72px;
  color: #fff;
  background:
    radial-gradient(circle at 78% 20%, rgba(124,77,255,.28), transparent 30%),
    linear-gradient(180deg, #050a1b, #071229);
}

.page-hero h1 {
  max-width: 760px;
  margin: 0 0 18px;
  font-size: clamp(42px, 7vw, 68px);
  letter-spacing: -.055em;
  line-height: 1;
}

.page-hero p { max-width: 720px; margin: 0; color: rgba(255,255,255,.86); font-size: 19px; }

.page-content { padding: 72px 0; }

.content-card {
  padding: 32px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 20px 60px rgba(15, 23, 42, .08);
}

.content-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 28px;
}

.content-grid .content-card h2 { margin: 0 0 8px; font-size: 20px; }
.content-grid .content-card p { margin: 0; color: var(--muted); }

/* Responsive */
@media (max-width: 1040px) {
  .primary-nav { gap: 16px; font-size: 14px; }
  .hero-grid { grid-template-columns: 1fr; min-height: auto; padding-top: 32px; }
  .hero-copy { padding-bottom: 10px; }
  .hero-visual { padding-bottom: 20px; }
  .hero-visual img { margin-inline: auto; }
  .trust-grid { gap: 24px; }
  .service-grid, .content-grid { grid-template-columns: repeat(2, 1fr); }
  .info-panel { grid-template-columns: 1fr; }
  .portrait { max-width: 240px; }
}

@media (max-width: 880px) {
  .site-header { padding: 16px 0; }
  .mobile-toggle { display: inline-block; }
  .header-actions .btn { display: none; }
  .primary-nav {
    position: absolute;
    top: calc(100% + 10px);
    right: 20px;
    left: 20px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 14px;
    border: 1px solid rgba(255,255,255,.12);
    border-radius: 18px;
    background: rgba(3,8,23,.96);
    box-shadow: 0 22px 55px rgba(0,0,0,.35);
  }
  .primary-nav a { padding: 13px 12px; }
  .nav-open .primary-nav { display: flex; }
  .hero { padding-top: 108px; }
  .hero h1 { font-size: clamp(42px, 12vw, 62px); }
  .hero p { font-size: 16px; }
  .trust-grid, .business-grid { grid-template-columns: 1fr; }
  .trust-card { grid-template-columns: 58px 1fr; }
  .trust-icon { width: 56px; height: 56px; }
  .business { padding-top: 0; }
  .info-panel, .pricing-panel { padding: 36px 24px; }
  .cta-band { transform: none; margin-top: 32px; }
  .cta-inner { grid-template-columns: 1fr; text-align: center; justify-items: center; }
  .site-footer { padding-top: 64px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  .container { width: min(100% - 28px, var(--container)); }
  .logo img { height: 50px; }
  .hero-actions { align-items: stretch; }
  .btn { width: 100%; }
  .service-grid, .content-grid { grid-template-columns: 1fr; }
  .service-card { grid-template-columns: 42px 1fr; padding: 23px 20px; }
  .pack-card { grid-template-columns: 44px 1fr; }
  .price { grid-column: 2; text-align: left; font-size: 20px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; }
}