/* ============================================================
   PixelScape — sistema visual
   Paleta: vacío casi negro, tinta clara, lima "señal" y cian NOC
   ============================================================ */

:root {
  --bg: #060709;
  --bg-2: #0b0d10;
  --ink: #edeff2;
  --muted: #9ba1a8;
  --accent: #b4ff3a;
  --accent-2: #5be3ff;
  --line: rgba(237, 239, 242, 0.08);
  --font-display: "Space Grotesk", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: auto; /* GSAP controla el scroll */
}

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-display);
  font-weight: 300;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

::selection {
  background: var(--accent);
  color: var(--bg);
}

.mono {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

/* ---------- Capas fijas ---------- */

#scape {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  display: block;
}

.grain {
  position: fixed;
  inset: -50%;
  width: 200%;
  height: 200%;
  z-index: 50;
  pointer-events: none;
  opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: grain-shift 0.9s steps(4) infinite;
}

@keyframes grain-shift {
  0% { transform: translate(0, 0); }
  25% { transform: translate(-2%, 3%); }
  50% { transform: translate(3%, -2%); }
  75% { transform: translate(-3%, -3%); }
  100% { transform: translate(2%, 2%); }
}

.cursor-dot {
  position: fixed;
  top: 0;
  left: 0;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  mix-blend-mode: difference;
  z-index: 60;
  pointer-events: none;
  opacity: 0;
  transform: translate(-50%, -50%);
}

/* ---------- Contenido sobre el canvas ---------- */

#smooth-wrapper {
  position: relative;
  z-index: 1;
}

main,
.nav,
.footer {
  position: relative;
  z-index: 2;
}

/* ---------- Nav ---------- */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.4rem clamp(1.2rem, 4vw, 3.5rem);
  z-index: 40;
  mix-blend-mode: difference;
}

.nav__brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--ink);
  text-decoration: none;
  font-weight: 500;
  font-size: 1.05rem;
  letter-spacing: 0.02em;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 3vw, 2.4rem);
}

.nav__links a {
  color: var(--ink);
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  opacity: 0.75;
  transition: opacity 0.3s;
}

.nav__links a:hover {
  opacity: 1;
}

.nav__cta {
  border: 1px solid var(--ink);
  padding: 0.55rem 1.1rem;
  border-radius: 999px;
}

/* ---------- Secciones genéricas ---------- */

section {
  position: relative;
  padding-inline: clamp(1.2rem, 6vw, 6rem);
}

.section-label {
  color: var(--accent);
  margin-bottom: 1.6rem;
}

.section-title {
  font-size: clamp(2.4rem, 6vw, 4.6rem);
  font-weight: 500;
  line-height: 1.05;
  letter-spacing: -0.02em;
}

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

.hero {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  gap: 1.1rem;
}

/* Velo oscuro: separa el texto del terreno de píxeles */
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background: linear-gradient(
    100deg,
    rgba(6, 7, 9, 0.88) 0%,
    rgba(6, 7, 9, 0.55) 45%,
    transparent 72%
  );
}

.hero > * {
  position: relative;
  z-index: 1;
}

.hero__kicker {
  color: var(--accent-2);
}

.hero__title {
  font-size: clamp(3.2rem, 12.5vw, 11rem);
  font-weight: 600;
  line-height: 0.95;
  letter-spacing: -0.04em;
  margin-left: -0.05em;
  /* SplitText envuelve cada char; la máscara la da overflow en CSS del plugin */
}

.hero__tagline {
  font-size: clamp(1.3rem, 3vw, 2.2rem);
  font-weight: 400;
  color: var(--muted);
}

.hero__tagline em {
  font-style: normal;
  color: var(--ink);
}

.hero__sub {
  max-width: 34rem;
  color: var(--muted);
  font-size: clamp(0.95rem, 1.4vw, 1.08rem);
}

.hero__actions {
  display: flex;
  gap: 0.9rem;
  margin-top: 1.2rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.9rem 1.8rem;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  text-decoration: none;
  transition: background 0.35s var(--ease-out), color 0.35s var(--ease-out),
    border-color 0.35s var(--ease-out);
  will-change: transform;
}

.btn--solid {
  background: var(--accent);
  color: var(--bg);
  border: 1px solid var(--accent);
}

.btn--solid:hover {
  background: transparent;
  color: var(--accent);
}

.btn--ghost {
  color: var(--ink);
  border: 1px solid var(--line);
}

.btn--ghost:hover {
  border-color: var(--ink);
}

.hero__scrollcue {
  position: absolute;
  bottom: 2.2rem;
  left: clamp(1.2rem, 6vw, 6rem);
  display: flex;
  align-items: center;
  gap: 0.8rem;
  color: var(--muted);
}

.hero__scrollcue i {
  display: block;
  width: 44px;
  height: 1px;
  background: var(--muted);
  position: relative;
  overflow: hidden;
}

.hero__scrollcue i::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--accent);
  transform: translateX(-100%);
  animation: cue 2.2s var(--ease-out) infinite;
}

@keyframes cue {
  40% { transform: translateX(0); }
  100% { transform: translateX(100%); }
}

/* ---------- Manifiesto ---------- */

.manifesto {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  max-width: 72rem;
}

.manifesto__text {
  position: relative;
  z-index: 0;
  font-size: clamp(1.6rem, 4.2vw, 3.4rem);
  font-weight: 400;
  line-height: 1.25;
  letter-spacing: -0.01em;
}

/* Halo oscuro detrás del manifiesto */
.manifesto__text::before {
  content: "";
  position: absolute;
  inset: -12% -16%;
  z-index: -1;
  pointer-events: none;
  background: radial-gradient(
    closest-side,
    rgba(6, 7, 9, 0.85),
    rgba(6, 7, 9, 0.4) 62%,
    transparent
  );
}

.manifesto__text .word {
  /* SplitText colorea vía JS; estado inicial tenue */
  opacity: 0.14;
}

/* ---------- Soluciones ---------- */

.solutions {
  padding-top: 18vh;
  padding-bottom: 10vh;
}

.solutions .section-title {
  margin-bottom: 8vh;
}

.panel {
  min-height: 92svh;
  display: grid;
  grid-template-columns: minmax(4rem, 10rem) 1fr;
  align-items: center;
  gap: clamp(1rem, 4vw, 4rem);
  border-top: 1px solid var(--line);
}

.panel__index {
  font-size: clamp(3rem, 9vw, 8rem);
  color: transparent;
  -webkit-text-stroke: 1px rgba(237, 239, 242, 0.22);
  letter-spacing: -0.02em;
  transition: -webkit-text-stroke-color 0.5s, color 0.5s;
}

.panel.is-active .panel__index {
  color: var(--accent);
  -webkit-text-stroke-color: var(--accent);
}

.panel__body {
  position: relative;
  z-index: 0;
}

/* Halo oscuro detrás del texto de cada solución */
.panel__body::before {
  content: "";
  position: absolute;
  inset: -10% -14%;
  z-index: -1;
  pointer-events: none;
  background: radial-gradient(
    closest-side,
    rgba(6, 7, 9, 0.86),
    rgba(6, 7, 9, 0.38) 62%,
    transparent
  );
}

.panel__title {
  font-size: clamp(1.8rem, 4.6vw, 3.6rem);
  font-weight: 500;
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin-bottom: 1.2rem;
}

.panel__title span {
  color: var(--muted);
  font-weight: 300;
}

.panel__desc {
  max-width: 36rem;
  color: var(--muted);
  font-size: clamp(0.98rem, 1.5vw, 1.12rem);
  margin-bottom: 1.8rem;
}

.panel__list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.panel__list li {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.5rem 1rem;
  color: var(--muted);
  transition: color 0.3s, border-color 0.3s;
}

.panel__list li:hover {
  color: var(--accent);
  border-color: var(--accent);
}

/* ---------- Cifras ---------- */

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border-block: 1px solid var(--line);
  padding-inline: 0;
}

.stat {
  background: var(--bg);
  padding: clamp(2.4rem, 6vw, 4.5rem) clamp(1.2rem, 4vw, 3rem);
  text-align: center;
}

.stat__num {
  font-size: clamp(2.6rem, 6.5vw, 5rem);
  font-weight: 500;
  letter-spacing: -0.03em;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 0.7rem;
}

.stat__label {
  color: var(--muted);
}

/* ---------- Contacto ---------- */

.contact {
  min-height: 92svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: 12vh;
  padding-bottom: 12vh;
}

.contact .section-title {
  margin-bottom: 6vh;
}

.contact__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(22rem, 100%), 1fr));
  gap: 1.2rem;
  max-width: 64rem;
}

.contact__card {
  position: relative;
  display: block;
  border: 1px solid var(--line);
  border-radius: 1.2rem;
  padding: 2.2rem;
  background: rgba(11, 13, 16, 0.55);
  backdrop-filter: blur(8px);
  color: var(--ink);
  text-decoration: none;
  overflow: hidden;
  transition: border-color 0.4s var(--ease-out);
  will-change: transform;
}

.contact__card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    420px circle at var(--mx, 50%) var(--my, 50%),
    rgba(180, 255, 58, 0.08),
    transparent 65%
  );
  opacity: 0;
  transition: opacity 0.4s;
}

.contact__card:hover::before {
  opacity: 1;
}

.contact__card:hover {
  border-color: rgba(180, 255, 58, 0.45);
}

.contact__role {
  color: var(--accent-2);
  margin-bottom: 2.4rem;
}

.contact__name {
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  font-weight: 500;
  letter-spacing: -0.01em;
  margin-bottom: 0.4rem;
}

.contact__mail {
  color: var(--muted);
  font-size: 0.92rem;
  word-break: break-all;
}

.contact__arrow {
  position: absolute;
  top: 1.6rem;
  right: 1.8rem;
  font-size: 1.3rem;
  color: var(--accent);
  transition: transform 0.4s var(--ease-out);
}

.contact__card:hover .contact__arrow {
  transform: translate(6px, -6px);
}

/* ---------- Footer ---------- */

.footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  padding: 2.4rem clamp(1.2rem, 6vw, 6rem);
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.footer__brand {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--ink);
  font-weight: 500;
}

.footer__copy {
  font-size: 0.68rem;
}

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

@media (max-width: 720px) {
  .panel {
    grid-template-columns: 1fr;
    align-content: center;
    gap: 0.6rem;
  }

  .stats {
    grid-template-columns: 1fr;
  }

  .nav__links a:not(.nav__cta) {
    display: none;
  }
}

/* ---------- Movimiento reducido ---------- */

@media (prefers-reduced-motion: reduce) {
  .grain,
  .hero__scrollcue i::after {
    animation: none;
  }
}