/*
 * DISERC Phase 6 — Home visual system
 * Scope: Home page only.
 * Existing animation systems are intentionally untouched.
 */

/* ---------- Page canvas ---------- */
body:has(> #announcement-bar) {
  background:
    radial-gradient(circle at 85% 8%, rgba(0,184,255,.055), transparent 28rem),
    var(--bg, #05070b);
}

#main-content {
  overflow: clip;
}

/* ---------- Floating navigation ---------- */
body:has(.hero) .nav {
  background: color-mix(in srgb, var(--bg, #05070b) 68%, transparent);
  border: 1px solid color-mix(in srgb, var(--line, #24303b) 80%, transparent);
  border-radius: 18px;
  box-shadow: 0 18px 55px rgba(0,0,0,.20);
  left: max(16px, calc((100vw - 1320px) / 2));
  margin: 10px 0 0;
  right: max(16px, calc((100vw - 1320px) / 2));
  width: auto;
  -webkit-backdrop-filter: blur(18px) saturate(125%);
  backdrop-filter: blur(18px) saturate(125%);
}

body:has(.hero) .nav-logo-img {
  height: 34px;
  width: auto;
}

body:has(.hero) .nav-actions {
  gap: 8px;
}

body:has(.hero) .nav-cta {
  border-radius: 12px;
}

/* ---------- Hero ---------- */
body:has(.hero) .hero {
  min-height: min(920px, 100svh);
  padding-bottom: 42px;
  padding-top: clamp(130px, 15vh, 170px);
}

body:has(.hero) .hero-grid {
  gap: clamp(36px, 5vw, 88px);
  grid-template-columns: minmax(0, 1.02fr) minmax(380px, .98fr);
}

body:has(.hero) .hero-copy {
  position: relative;
  z-index: 3;
}

body:has(.hero) .hero-divider {
  background: linear-gradient(90deg, var(--cyan), transparent);
  height: 1px;
  max-width: 170px;
  opacity: .75;
}

body:has(.hero) .hero h1 {
  font-size: clamp(3.25rem, 6.8vw, 7.4rem);
  letter-spacing: -.065em;
  line-height: .95;
  max-width: 880px;
}

body:has(.hero) .hero-descripcion {
  color: color-mix(in srgb, var(--muted) 92%, white);
  font-size: clamp(1rem, .86rem + .45vw, 1.2rem);
  line-height: 1.75;
}

body:has(.hero) .hero-acciones {
  align-items: center;
  margin-top: 30px;
}

body:has(.hero) .hero-acciones .boton {
  border-radius: 12px;
  min-height: 48px;
}

body:has(.hero) .hero-trust {
  border-top: 1px solid color-mix(in srgb, var(--line) 72%, transparent);
  margin-top: 34px;
  max-width: 660px;
  padding-top: 18px;
}

body:has(.hero) .trust-item {
  color: var(--subtle);
  font-size: 10px;
  letter-spacing: .08em;
  text-transform: uppercase;
}

body:has(.hero) .trust-item strong {
  color: var(--text);
  font: 600 11px var(--mono);
}

body:has(.hero) .hero-system {
  filter: drop-shadow(0 24px 60px rgba(0,0,0,.25));
  max-width: 600px;
}

body:has(.hero) .system-core {
  background: color-mix(in srgb, var(--surface-glass-strong) 92%, transparent);
  border-color: color-mix(in srgb, var(--cyan) 75%, white 25%);
  box-shadow:
    0 0 0 8px rgba(0,245,255,.025),
    0 0 70px rgba(0,245,255,.13),
    inset 0 0 35px rgba(0,184,255,.08);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
}

body:has(.hero) .system-node {
  background: color-mix(in srgb, var(--surface-glass-strong) 88%, transparent);
  border-color: color-mix(in srgb, var(--line) 88%, transparent);
  border-radius: 20px;
  box-shadow: 0 18px 50px rgba(0,0,0,.22);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
}

body:has(.hero) .hero-footer {
  align-items: center;
  border-top: 1px solid color-mix(in srgb, var(--line) 72%, transparent);
  display: flex;
  justify-content: space-between;
  margin-top: 30px;
  padding-top: 18px;
}

body:has(.hero) .hero-footer .mono {
  color: var(--subtle);
  font-size: 9px;
  letter-spacing: .12em;
}

/* ---------- Statement ---------- */
body:has(.hero) .statement {
  background-image:
    linear-gradient(90deg, rgba(5,7,11,.88) 0%, rgba(5,7,11,.70) 42%, rgba(5,7,11,.55) 100%),
    linear-gradient(0deg, rgba(5,7,11,1), rgba(5,7,11,.18), rgba(5,7,11,1)),
    image-set(
      url('../img/group-boardroom.webp') type('image/webp'),
      url('../img/group-boardroom.jpg') type('image/jpeg')
    );
  background-position: center 30%;
  border-top: 1px solid var(--line);
}

body:has(.hero) .statement-grid {
  align-items: start;
  min-height: 650px;
  padding-bottom: clamp(80px, 10vw, 140px);
  padding-top: clamp(80px, 10vw, 140px);
}

body:has(.hero) .statement h2 {
  font-size: clamp(2.5rem, 4.7vw, 5.2rem);
  letter-spacing: -.055em;
  line-height: 1.02;
}

body:has(.hero) .statement-units li {
  align-items: baseline;
  display: grid;
  gap: 18px;
  grid-template-columns: 140px 1fr;
  padding: 18px 0;
}

body:has(.hero) .statement-units li b {
  color: var(--text);
  font: 600 11px var(--mono);
  letter-spacing: .05em;
  text-transform: uppercase;
}

/* ---------- Business-unit Bento ---------- */
body:has(.hero) .units {
  background:
    radial-gradient(circle at 10% 30%, rgba(20,184,166,.045), transparent 28rem),
    radial-gradient(circle at 90% 70%, rgba(0,184,255,.045), transparent 28rem),
    var(--bg);
  padding: clamp(90px, 10vw, 150px) 0;
}

body:has(.hero) .units > .section-intro {
  grid-column: 1 / -1;
  padding-bottom: 28px;
}

body:has(.hero) .units {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(12, minmax(0, 1fr));
}

body:has(.hero) .units > .section-intro {
  width: min(1200px, calc(100% - 48px));
  margin-inline: auto;
}

body:has(.hero) .units > .unit {
  border: 1px solid var(--line);
  border-radius: 24px;
  min-width: 0;
  overflow: hidden;
  position: relative;
}

body:has(.hero) .units > .unit:before {
  opacity: .12;
  width: 2px;
}

body:has(.hero) .units > .unit-tech {
  grid-column: span 7;
  background:
    linear-gradient(135deg, rgba(20,184,166,.08), transparent 46%),
    var(--surface);
}

body:has(.hero) .units > .unit-security {
  grid-column: span 5;
  background:
    linear-gradient(135deg, rgba(80,120,255,.055), transparent 48%),
    var(--surface);
}

body:has(.hero) .units > .unit-infra {
  grid-column: 3 / span 10;
  background:
    linear-gradient(135deg, rgba(245,173,59,.045), transparent 50%),
    var(--surface);
}

body:has(.hero) .units > .unit .unit-layout {
  gap: 26px;
  padding: clamp(34px, 4vw, 56px);
}

body:has(.hero) .units > .unit-tech .unit-layout {
  grid-template-columns: 56px minmax(0, 1fr) minmax(180px, .8fr);
}

body:has(.hero) .units > .unit-security .unit-layout,
body:has(.hero) .units > .unit-infra .unit-layout {
  grid-template-columns: 56px 1fr;
}

body:has(.hero) .units > .unit .unit-index i {
  height: 54px;
  opacity: .65;
}

body:has(.hero) .units > .unit h3 {
  font-size: clamp(1.75rem, 2.5vw, 3rem);
  letter-spacing: -.045em;
  line-height: 1.02;
}

body:has(.hero) .units > .unit-copy > p:not(.unit-kicker) {
  line-height: 1.7;
}

body:has(.hero) .units > .unit .capability-grid {
  align-content: start;
  gap: 7px;
}

body:has(.hero) .units > .unit .capability-grid span {
  background: rgba(255,255,255,.018);
  border-radius: 999px;
  padding: 8px 10px;
}

body:has(.hero) .units > .unit .tech-diagram {
  border: 1px solid var(--line);
  border-radius: 18px;
  min-height: 230px;
}

body:has(.hero) .units > .unit-infra .unit-layout {
  align-items: center;
}

body:has(.hero) .units > .unit-infra .capability-grid {
  grid-column: 2;
}

/* ---------- Footer ---------- */
body:has(.hero) .pie {
  border-top: 1px solid var(--line);
  background: #040609;
}

/* ---------- Mobile ---------- */
@media (max-width: 980px) {
  body:has(.hero) .nav {
    left: 10px;
    right: 10px;
  }

  body:has(.hero) .hero-grid {
    grid-template-columns: 1fr;
  }

  body:has(.hero) .hero-system {
    justify-self: center;
    max-width: min(620px, 92vw);
  }

  body:has(.hero) .units > .unit-tech,
  body:has(.hero) .units > .unit-security,
  body:has(.hero) .units > .unit-infra {
    grid-column: 1 / -1;
  }

  body:has(.hero) .units > .unit-tech .unit-layout,
  body:has(.hero) .units > .unit-security .unit-layout,
  body:has(.hero) .units > .unit-infra .unit-layout {
    grid-template-columns: 48px 1fr;
  }

  body:has(.hero) .units > .unit-tech .tech-diagram {
    grid-column: 2;
    grid-row: auto;
  }
}

@media (max-width: 700px) {
  body:has(.hero) .hero {
    padding-top: 112px;
  }

  body:has(.hero) .hero h1 {
    font-size: clamp(3rem, 13vw, 4.5rem);
  }

  body:has(.hero) .hero-acciones {
    align-items: stretch;
    flex-direction: column;
  }

  body:has(.hero) .hero-acciones .boton {
    width: 100%;
  }

  body:has(.hero) .hero-system {
    min-width: 0;
  }

  body:has(.hero) .hero-footer {
    align-items: flex-start;
    gap: 14px;
  }

  body:has(.hero) .statement-grid {
    min-height: auto;
  }

  body:has(.hero) .statement-units li {
    gap: 8px;
    grid-template-columns: 1fr;
  }

  body:has(.hero) .units {
    gap: 12px;
    padding-bottom: 90px;
    padding-top: 90px;
  }

  body:has(.hero) .units > .section-intro {
    width: min(100% - 32px, 1200px);
  }

  body:has(.hero) .units > .unit {
    border-radius: 18px;
  }

  body:has(.hero) .units > .unit .unit-layout {
    grid-template-columns: 1fr;
    padding: 28px 22px 34px;
  }

  body:has(.hero) .units > .unit .unit-index {
    display: flex;
    gap: 10px;
  }

  body:has(.hero) .units > .unit .unit-index i {
    display: inline-block;
    height: 1px;
    margin: 0;
    width: 40px;
  }

  body:has(.hero) .units > .unit-tech .unit-layout,
  body:has(.hero) .units > .unit-security .unit-layout,
  body:has(.hero) .units > .unit-infra .unit-layout {
    grid-template-columns: 1fr;
  }

  body:has(.hero) .units > .unit .tech-diagram,
  body:has(.hero) .units > .unit .capability-grid {
    grid-column: auto;
  }
}