/* ============================================================
   www.andreslamus.com — hoja de estilos única
   Estética: "forense oscuro"
   Para cambiar el color de una experticia, edita el atributo
   style="--accent:#XXXXXX" en su <article class="exp">.
   ============================================================ */

:root {
  --bg:        #050810;
  --bg-soft:   #0A1019;
  --panel:     #0D1522;
  --panel-2:   #111B2B;
  --line:      rgba(125, 165, 205, 0.13);
  --line-hot:  rgba(34, 211, 238, 0.30);

  --tx:        #E9F0F7;
  --tx-dim:    #94A6BA;
  --tx-faint:  #5F7288;

  --accent:    #22D3EE;
  --accent-2:  #4ADE80;

  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  --r:   14px;
  --r-s: 8px;
  --maxw: 1140px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--tx);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* --- Textura de fondo: retícula + halos de dato --------------- */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 64px 64px;
  opacity: .32;
  mask-image: radial-gradient(ellipse 90% 60% at 50% 0%, #000 20%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse 90% 60% at 50% 0%, #000 20%, transparent 78%);
}
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(600px 340px at 12% -6%, rgba(34, 211, 238, .12), transparent 70%),
    radial-gradient(520px 300px at 92% 4%, rgba(74, 222, 128, .07), transparent 72%);
}

.wrap { position: relative; z-index: 1; }

.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}

a { color: inherit; }

/* --- Tipografía ---------------------------------------------- */
h1, h2, h3 { line-height: 1.18; margin: 0 0 .5em; letter-spacing: -.02em; font-weight: 650; }
h1 { font-size: clamp(2.1rem, 5.2vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 3.2vw, 2.1rem); }
h3 { font-size: 1.1rem; }
p  { margin: 0 0 1rem; }

.eyebrow {
  font-family: var(--mono);
  font-size: .72rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 1rem;
  display: flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before {
  content: "";
  width: 26px; height: 1px;
  background: var(--accent);
  flex: none;
}

.lede { font-size: 1.12rem; color: var(--tx-dim); max-width: 62ch; }
.muted { color: var(--tx-dim); }
.mono { font-family: var(--mono); }

/* --- Barra superior ------------------------------------------ */
.topbar {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  background: rgba(5, 8, 16, .78);
  border-bottom: 1px solid var(--line);
}
.topbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  height: 66px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 11px;
  text-decoration: none;
  font-family: var(--mono);
  font-size: .84rem;
  letter-spacing: .06em;
}
.brand .sigil {
  width: 30px; height: 30px;
  flex: none;
  display: grid;
  place-items: center;
  border: 1px solid var(--line-hot);
  border-radius: 7px;
  background: rgba(34, 211, 238, .1);
  color: var(--accent);
  font-weight: 700;
  font-size: .68rem;
}
.brand b { color: var(--tx); font-weight: 600; }
.brand span { color: var(--tx-faint); }

.navlinks { display: flex; gap: 26px; align-items: center; }
.navlinks a {
  text-decoration: none;
  font-size: .88rem;
  color: var(--tx-dim);
  transition: color .18s ease;
}
.navlinks a:hover { color: var(--accent); }

/* --- Botones -------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 12px 20px;
  border-radius: var(--r-s);
  border: 1px solid var(--line);
  background: var(--panel-2);
  color: var(--tx);
  text-decoration: none;
  font-size: .92rem;
  font-weight: 500;
  transition: border-color .18s ease, transform .18s ease, background .18s ease;
}
.btn:hover { border-color: var(--line-hot); transform: translateY(-1px); }
.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #04121a;
  font-weight: 620;
}
.btn-primary:hover { filter: brightness(1.1); }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }

/* --- Secciones ------------------------------------------------ */
section { padding: 86px 0; }
.section-head { max-width: 66ch; margin-bottom: 44px; }

.hero { padding: 92px 0 74px; }
.hero h1 { margin-bottom: .35em; }
.hero .role {
  font-family: var(--mono);
  font-size: .92rem;
  color: var(--tx-dim);
  margin-bottom: 1.5rem;
}
.hero .role b { color: var(--accent-2); font-weight: 500; }

/* --- Franja de credenciales ----------------------------------- */
.creds {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r);
  overflow: hidden;
  margin-top: 52px;
}
.cred { background: var(--panel); padding: 22px 20px; }
.cred .k {
  font-family: var(--mono);
  font-size: .68rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--tx-faint);
  display: block;
  margin-bottom: 7px;
}
.cred .v { font-size: .95rem; font-weight: 550; line-height: 1.45; }

/* --- Retículas ------------------------------------------------ */
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 20px; }
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 20px; }

/* --- Chips de enrutamiento ------------------------------------ */
.chips { display: flex; flex-wrap: wrap; gap: 10px; }
.chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--panel);
  color: var(--tx-dim);
  text-decoration: none;
  font-size: .88rem;
  transition: border-color .18s ease, color .18s ease, background .18s ease;
}
.chip:hover { border-color: var(--line-hot); color: var(--tx); background: var(--panel-2); }
.chip i {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--chip, var(--accent));
  flex: none;
}

/* --- Bloque de experticia ------------------------------------- */
.exp {
  --accent: #22D3EE;
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: linear-gradient(165deg, var(--panel) 0%, var(--bg-soft) 100%);
  padding: 34px 32px 30px;
  margin-bottom: 22px;
  overflow: hidden;
  scroll-margin-top: 86px;
}
.exp::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: linear-gradient(180deg, var(--accent), transparent 80%);
}
.exp::after {
  content: "";
  position: absolute;
  right: -90px; top: -90px;
  width: 280px; height: 280px;
  border-radius: 50%;
  background: radial-gradient(circle, color-mix(in srgb, var(--accent) 13%, transparent), transparent 68%);
  pointer-events: none;
}
.exp-top {
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 24px;
  position: relative;
}
.exp-top h3 { font-size: 1.5rem; margin: 0; max-width: 26ch; }

.exp-body {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  gap: 34px;
  position: relative;
}
.exp-body > div > p { color: var(--tx-dim); font-size: .96rem; }
.exp-role {
  border-left: 2px solid var(--accent);
  padding: 4px 0 4px 15px;
  margin: 20px 0 0;
  font-size: .93rem;
  color: var(--tx);
}
.exp-role b { color: var(--accent); font-weight: 560; }
.exp-services {
  font-family: var(--mono);
  font-size: .66rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--tx-faint);
  margin: 0 0 14px;
}

/* --- Pasos numerados (modelo de contratación) ----------------- */
.steps { counter-reset: s; display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; }
.step { background: var(--panel); padding: 24px 26px 24px 70px; position: relative; }
.step::before {
  counter-increment: s;
  content: counter(s, decimal-leading-zero);
  position: absolute;
  left: 26px; top: 24px;
  font-family: var(--mono);
  font-size: .74rem;
  color: var(--accent);
  letter-spacing: .06em;
}
.step b { display: block; font-size: 1.02rem; font-weight: 570; margin-bottom: 5px; }
.step span { font-size: .93rem; color: var(--tx-dim); }

/* --- Tarjetas simples ----------------------------------------- */
.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 26px 24px;
}
.card h3 { display: flex; align-items: baseline; gap: 10px; }
.card h3 .n { font-family: var(--mono); font-size: .72rem; color: var(--accent); }
.card p { color: var(--tx-dim); font-size: .92rem; margin: 0; }

/* --- Fases del método ----------------------------------------- */
.phases { display: grid; grid-template-columns: repeat(auto-fit, minmax(168px, 1fr)); gap: 14px; }
.phase {
  border: 1px solid var(--line);
  border-radius: var(--r-s);
  padding: 18px 16px;
  background: var(--bg-soft);
}
.phase .num {
  font-family: var(--mono);
  font-size: .68rem;
  color: var(--accent);
  letter-spacing: .12em;
  display: block;
  margin-bottom: 8px;
}
.phase b { display: block; font-size: .95rem; font-weight: 570; margin-bottom: 5px; }
.phase span.d { font-size: .82rem; color: var(--tx-faint); line-height: 1.5; }

/* --- Listas de servicio --------------------------------------- */
.ticks { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.ticks li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: .95rem;
  color: var(--tx-dim);
}
.ticks li::before {
  content: "";
  flex: none;
  width: 7px; height: 7px;
  margin-top: .55em;
  border-radius: 2px;
  background: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 16%, transparent);
}

/* --- Bloque de datos / contacto ------------------------------- */
.datalist {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r);
  overflow: hidden;
}
.datalist div { background: var(--panel); padding: 20px 22px; }
.datalist .k {
  font-family: var(--mono);
  font-size: .67rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--tx-faint);
  margin-bottom: 6px;
}
.datalist .v { margin: 0; font-size: .95rem; word-break: break-word; }
.datalist a { color: var(--accent); text-decoration: none; }
.datalist a:hover { text-decoration: underline; }

/* --- Empresas colaboradoras (franja discreta del pie) --------- */
.colabs {
  border: 1px solid var(--line);
  border-radius: var(--r);
  overflow: hidden;
  background: var(--bg-soft);
}
.colab {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 20px 24px;
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  transition: background .18s ease, padding-left .18s ease;
}
.colab:last-child { border-bottom: 0; }
.colab:hover { background: var(--panel); padding-left: 30px; }
.colab .esp {
  font-family: var(--mono);
  font-size: .7rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--tx-faint);
}
.colab .nom {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 1rem;
  font-weight: 550;
  color: var(--tx-dim);
  white-space: nowrap;
  transition: color .18s ease;
}
.colab:hover .nom { color: var(--accent); }
.colab .nom svg { opacity: .55; }
.colab:hover .nom svg { opacity: 1; }

/* --- Enlaces a subtemas (desde la portada) -------------------- */
.sublinks { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 20px; }
.subcard {
  display: block;
  padding: 28px 26px 24px;
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: var(--panel);
  text-decoration: none;
  transition: border-color .2s ease, transform .2s ease;
}
.subcard:hover { border-color: var(--line-hot); transform: translateY(-2px); }
.subcard .k {
  font-family: var(--mono);
  font-size: .66rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--tx-faint);
  display: block;
  margin-bottom: 12px;
}
.subcard b { display: block; font-size: 1.2rem; font-weight: 600; margin-bottom: 8px; letter-spacing: -.01em; }
.subcard p { color: var(--tx-dim); font-size: .92rem; margin: 0 0 16px; }
.subcard .go {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: .87rem;
  font-weight: 550;
  color: var(--accent);
}
.subcard .go svg { transition: transform .2s ease; }
.subcard:hover .go svg { transform: translateX(4px); }

/* --- Cabecera de subtema -------------------------------------- */
.sub-hero { padding: 62px 0 52px; border-bottom: 1px solid var(--line); }
.sub-hero h1 { font-size: clamp(1.9rem, 4.4vw, 2.8rem); margin: 0 0 14px; }
.backlink {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: .76rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--tx-faint);
  text-decoration: none;
  margin-bottom: 32px;
  transition: color .18s ease;
}
.backlink:hover { color: var(--accent); }

/* --- Aviso ----------------------------------------------------- */
.note {
  border-left: 2px solid var(--accent);
  background: color-mix(in srgb, var(--accent) 6%, transparent);
  padding: 16px 20px;
  border-radius: 0 var(--r-s) var(--r-s) 0;
  font-size: .9rem;
  color: var(--tx-dim);
}

/* --- Pie ------------------------------------------------------- */
footer {
  border-top: 1px solid var(--line);
  padding: 44px 0 60px;
}
footer .container {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  font-size: .84rem;
  color: var(--tx-faint);
}
footer a { color: var(--tx-dim); text-decoration: none; }
footer a:hover { color: var(--accent); }

/* --- Aparición al hacer scroll -------------------------------- */
.reveal { opacity: 0; transform: translateY(14px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
  .colab, .btn, .chip { transition: none; }
}

/* --- Adaptación a pantallas pequeñas -------------------------- */
@media (max-width: 900px) {
  .exp-body { grid-template-columns: 1fr; gap: 26px; }
}

@media (max-width: 760px) {
  section { padding: 62px 0; }
  .hero { padding: 62px 0 48px; }
  .navlinks { display: none; }
  .topbar .container { height: 60px; }
  .container { padding: 0 18px; }
  footer .container { flex-direction: column; gap: 10px; }
  .exp { padding: 26px 20px 24px; }
  .exp-top h3 { font-size: 1.26rem; }
  .step { padding: 20px; }
  .step::before { position: static; display: block; margin-bottom: 8px; }
  .colab { flex-direction: column; align-items: flex-start; gap: 8px; }
  .colab:hover { padding-left: 24px; }
  .colab .nom { white-space: normal; }
}