/* ============================================================
   2001: DESPLIEGUE DEL ESPACIO
   Hoja de estilos — Curso de Despliegue de Aplicaciones
   ============================================================ */

:root {
  --void: #05060b;
  --void-deep: #020204;
  --panel: #0c0e15;
  --panel-line: #1c212e;
  --starlight: #ecedf3;
  --steel: #8892a6;
  --hal-red: #c41e24;
  --hal-red-bright: #ff4b4b;
  --amber: #d9a441;
  --mono: "Space Mono", "IBM Plex Mono", monospace;
  --sans: "IBM Plex Sans", -apple-system, sans-serif;
  --max-w: 920px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

/* Fondo de campo estelar sutil, independiente de la imagen principal */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image:
    radial-gradient(1px 1px at 10% 20%, #fff, transparent),
    radial-gradient(1px 1px at 80% 10%, #fff, transparent),
    radial-gradient(1.5px 1.5px at 60% 70%, #fff, transparent),
    radial-gradient(1px 1px at 30% 80%, #fff, transparent),
    radial-gradient(1px 1px at 90% 60%, #fff, transparent),
    radial-gradient(1.5px 1.5px at 45% 40%, #fff, transparent);
  background-repeat: repeat;
  background-size: 600px 600px;
  opacity: 0.25;
}

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

a {
  color: inherit;
}

.wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Encabezado ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(6px);
  background: rgba(5, 6, 11, 0.75);
  border-bottom: 1px solid var(--panel-line);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  padding-bottom: 16px;
}

.brand {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--steel);
}

.brand strong {
  color: var(--starlight);
  font-weight: 700;
}

.hal-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--steel);
  text-transform: uppercase;
}

.hal-eye {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, var(--hal-red-bright), var(--hal-red) 60%, #300 100%);
  box-shadow: 0 0 8px 2px rgba(196, 30, 36, 0.65);
  animation: pulse 3.2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 6px 1px rgba(196, 30, 36, 0.5); }
  50% { opacity: 0.75; box-shadow: 0 0 14px 4px rgba(196, 30, 36, 0.85); }
}

@media (prefers-reduced-motion: reduce) {
  .hal-eye { animation: none; }
}

/* ---------- Hero ---------- */

.hero {
  padding: 72px 0 48px;
  text-align: center;
}

.eyebrow {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--amber);
  margin: 0 0 20px;
}

.hero h1 {
  font-family: var(--mono);
  font-weight: 700;
  font-size: clamp(2rem, 5vw, 3.4rem);
  letter-spacing: -0.01em;
  margin: 0 0 20px;
  line-height: 1.15;
}

.hero p.lede {
  max-width: 560px;
  margin: 0 auto;
  color: var(--steel);
  font-size: 1.05rem;
}

.monolith-frame {
  margin: 48px auto 0;
  max-width: 440px;
}

.monolith-frame img {
  width: 100%;
  border-radius: 2px;
}

.file-tags {
  margin-top: 28px;
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  color: var(--steel);
}

.file-tags span {
  border: 1px solid var(--panel-line);
  padding: 6px 12px;
  border-radius: 999px;
}

/* ---------- Bitácora de la misión ---------- */

.log {
  padding: 64px 0;
  border-top: 1px solid var(--panel-line);
}

.section-title {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--amber);
  margin: 0 0 32px;
}

.log-entry {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 20px;
  padding: 22px 0;
  border-top: 1px solid var(--panel-line);
}

.log-entry:last-child {
  border-bottom: 1px solid var(--panel-line);
}

.log-entry .num {
  font-family: var(--mono);
  color: var(--hal-red-bright);
  font-size: 0.95rem;
  padding-top: 2px;
}

.log-entry h3 {
  margin: 0 0 6px;
  font-family: var(--mono);
  font-size: 1rem;
  letter-spacing: 0.02em;
}

.log-entry p {
  margin: 0;
  color: var(--steel);
  font-size: 0.96rem;
}

/* ---------- Diagnóstico del sistema ---------- */

.diagnostics {
  padding: 0 0 72px;
}

.terminal {
  background: var(--panel);
  border: 1px solid var(--panel-line);
  border-radius: 6px;
  padding: 28px 30px;
  font-family: var(--mono);
  font-size: 0.86rem;
}

.terminal .terminal-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  color: var(--steel);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.terminal-head .hal-eye {
  width: 10px;
  height: 10px;
}

.terminal-line {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  border-bottom: 1px dashed rgba(28, 33, 46, 0.9);
}

.terminal-line:last-child {
  border-bottom: none;
}

.terminal-line .label {
  color: var(--starlight);
}

.terminal-line .status {
  color: var(--hal-red-bright);
  letter-spacing: 0.06em;
}

.terminal-line .status.ok {
  color: #6fdc8c;
}

/* ---------- Pie de página ---------- */

.site-footer {
  border-top: 1px solid var(--panel-line);
  padding: 32px 0 48px;
  text-align: center;
  color: var(--steel);
  font-size: 0.85rem;
}

.site-footer p {
  margin: 0 0 6px;
}

.site-footer .fine {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: #4d5468;
}

/* ---------- Responsive ---------- */

@media (max-width: 560px) {
  .hero { padding: 56px 0 36px; }
  .log-entry { grid-template-columns: 40px 1fr; }
  .terminal { padding: 22px 18px; }
  .terminal-line { flex-direction: column; gap: 2px; }
}

/* Foco visible para accesibilidad */
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 3px;
}