/* ============================================================
   Tiancode — Universo
   Portada astral (logo de partículas + entrada), transición
   de salto astral y el universo de paneles con navegación
   lateral: una pantalla por sección, sin desplazamiento de
   página. Galería 3D con capturas reales de la app.
   ============================================================ */

/* ================= Portada ================= */
.cosmic-hero-stage {
  min-height: calc(100vh - var(--header-h));
  min-height: calc(100dvh - var(--header-h));
  border-bottom: 0 !important;
  transition: opacity 0.6s ease, transform 0.9s cubic-bezier(0.16, 1, 0.3, 1), filter 0.6s ease;
}
body.universe-open .cosmic-hero-stage {
  opacity: 0;
  transform: scale(1.12);
  filter: blur(10px);
  pointer-events: none;
}

.hero-orbit {
  position: absolute;
  left: 0;
  right: 0;
  bottom: clamp(26px, 7vh, 76px);
  z-index: 5;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
  padding: 0 20px;
  text-align: center;
  animation: orbit-in 1.1s cubic-bezier(0.16, 1, 0.3, 1) 1.2s both;
}
@keyframes orbit-in {
  from { opacity: 0; transform: translateY(18px); }
}
.hero-orbit-tag {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(11px, 1.1vw, 13px);
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.62);
}
.hero-orbit-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}
.hero-orbit-actions .btn {
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
}
.hero-orbit-actions .btn-primary {
  background: #ffffff;
  color: #09090b;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.4), 0 18px 48px -18px rgba(120, 170, 255, 0.7);
}
.hero-orbit-actions .btn-primary:hover { background: #eef2ff; transform: translateY(-2px); }
.hero-orbit-actions .btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.22);
}
.hero-orbit-actions .btn-secondary:hover { background: rgba(255, 255, 255, 0.14); border-color: rgba(255, 255, 255, 0.4); }
.hero-orbit-enter svg { width: 18px; height: 18px; }

.hero-orbit-hint {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 6px;
  padding: 6px 10px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: rgba(255, 255, 255, 0.55);
  font: 500 12.5px/1 var(--font-sans);
  cursor: pointer;
  animation: hint-float 2.6s ease-in-out infinite;
}
.hero-orbit-hint svg { width: 14px; height: 14px; }
.hero-orbit-hint:hover { color: #ffffff; }
@keyframes hint-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(5px); }
}

/* ================= Salto astral ================= */
.warp-veil {
  position: fixed;
  inset: 0;
  z-index: 95;
  pointer-events: none;
  opacity: 0;
  background:
    radial-gradient(circle at 50% 44%, rgba(255, 255, 255, 0.55), rgba(255, 255, 255, 0) 22%),
    repeating-conic-gradient(from 0deg at 50% 44%, rgba(140, 180, 255, 0) 0deg, rgba(140, 180, 255, 0.35) 1.2deg, rgba(140, 180, 255, 0) 3.4deg);
  mix-blend-mode: screen;
  transform: scale(0.4);
}
body.universe-warp .warp-veil { animation: warp-burst 1s cubic-bezier(0.2, 0.7, 0.2, 1) forwards; }
body.universe-warp-back .warp-veil { animation: warp-burst 0.8s cubic-bezier(0.2, 0.7, 0.2, 1) reverse forwards; }
@keyframes warp-burst {
  0% { opacity: 0; transform: scale(0.35) rotate(0deg); }
  30% { opacity: 0.95; }
  100% { opacity: 0; transform: scale(3.4) rotate(16deg); }
}

/* ================= Universo ================= */
body.universe-open { overflow: hidden; }

.universe {
  position: fixed;
  inset: var(--header-h) 0 0 0;
  z-index: 40;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  grid-template-rows: minmax(0, 1fr);
  opacity: 0;
  visibility: hidden;
  transform: scale(0.985);
  transition: opacity 0.55s ease, transform 0.55s cubic-bezier(0.16, 1, 0.3, 1), visibility 0s linear 0.55s;
}
body.universe-open .universe {
  opacity: 1;
  visibility: visible;
  transform: none;
  transition: opacity 0.55s ease 0.3s, transform 0.55s cubic-bezier(0.16, 1, 0.3, 1) 0.3s, visibility 0s;
}
body.page-open .universe { display: none; }
/* Nothing of the cover page (footer, modal anchors) may show through the translucent stage. */
body.universe-open .site-footer { opacity: 0; visibility: hidden; pointer-events: none; }

/* --- escenario de paneles --- */
.universe-stage {
  position: relative;
  overflow-y: auto;
  overflow-x: hidden;
  overscroll-behavior: contain;
  scrollbar-gutter: stable;
  background: color-mix(in srgb, var(--bg) 56%, transparent);
}
.universe-panel {
  display: none;
  min-height: 100%;
}
.universe-panel.is-active { display: block; animation: panel-in 0.65s cubic-bezier(0.16, 1, 0.3, 1) both; }
@keyframes panel-in {
  from { opacity: 0; transform: translateY(26px) scale(0.985); filter: blur(6px); }
  to { opacity: 1; transform: none; filter: none; }
}
.universe .section { padding: clamp(28px, 4vh, 44px) 0 60px; }
.universe .section-alt { background: transparent !important; }
.universe .reveal { opacity: 1; transform: none; }
.universe .section-head { margin-bottom: clamp(20px, 3vh, 32px); }
.universe .announcement-title { font-size: clamp(2rem, 3.6vw, 3.3rem); margin-bottom: 14px; }
.universe .announcement-lead { font-size: clamp(1rem, 1.4vw, 1.2rem); margin-bottom: 22px; }
.universe .announcement-actions { margin-bottom: 26px; }
.universe .announcement-meta { margin-bottom: 30px; }

.overview-philosophy {
  max-width: 860px;
  padding: 22px 26px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--card-bg);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-md);
}
.overview-philosophy-title {
  margin: 8px 0 10px;
  font-size: clamp(1.15rem, 1.8vw, 1.5rem);
  font-weight: 650;
  letter-spacing: -0.02em;
  color: var(--text);
}
.overview-philosophy .section-sub { margin: 0; }

/* Profundidad 3D sutil en las tarjetas de capacidades */
.universe .bento-card {
  transform-style: preserve-3d;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.35s ease, border-color 0.2s ease;
}
.universe .bento-card:hover {
  transform: perspective(900px) rotateX(2.5deg) rotateY(-2.5deg) translateY(-4px);
  box-shadow: var(--shadow-lg);
}

/* ================= Galería de la app ================= */
.app-gallery {
  display: grid;
  grid-template-columns: 224px minmax(0, 1fr);
  gap: 22px;
  align-items: start;
}
.app-gallery-tabs {
  display: flex;
  flex-direction: column;
  gap: 2px;
  position: sticky;
  top: 8px;
}
.app-gallery-tab {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 10px;
  border: 1px solid transparent;
  border-radius: 12px;
  background: transparent;
  color: var(--text-2);
  font: 600 13px/1.2 var(--font-sans);
  text-align: left;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}
.app-gallery-tab i {
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 8px;
  background: var(--surface-3);
  color: var(--text-3);
  font: 700 10px var(--font-mono);
}
.app-gallery-tab:hover { background: var(--surface-2); color: var(--text); transform: translateX(3px); }
.app-gallery-tab.is-active {
  background: var(--accent-soft);
  border-color: color-mix(in srgb, var(--accent) 30%, transparent);
  color: var(--text);
}
.app-gallery-tab.is-active i { background: var(--accent-gradient); color: #fff; }

.app-gallery-main { min-width: 0; }
.app-frame-wrap {
  perspective: 1600px;
  perspective-origin: 50% 40%;
}
.app-frame {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--showcase-border);
  background: #0b0d12;
  box-shadow: var(--shadow-lg), 0 40px 90px -40px rgba(56, 120, 255, 0.35);
  transform-style: preserve-3d;
  transform: rotateX(0deg) rotateY(0deg);
  transition: transform 0.16s ease-out, box-shadow 0.3s ease;
  will-change: transform;
}
.app-frame-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  height: 36px;
  padding: 0 12px;
  background: #11141b;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  color: #a1a1aa;
  font: 500 12px var(--font-sans);
}
.app-frame-dots { display: inline-flex; gap: 6px; }
.app-frame-dots i { width: 10px; height: 10px; border-radius: 50%; background: #3f3f46; }
.app-frame-dots i:nth-child(1) { background: #ff5f57; }
.app-frame-dots i:nth-child(2) { background: #febc2e; }
.app-frame-dots i:nth-child(3) { background: #28c840; }
.app-frame-title { color: #e4e4e7; font-weight: 600; }
.app-frame-pill {
  margin-left: auto;
  padding: 3px 9px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.05);
  font: 600 10.5px var(--font-mono);
  letter-spacing: 0.04em;
  color: #a1a1aa;
}
.app-frame-body { position: relative; aspect-ratio: 16 / 10; overflow: hidden; }
.app-shot {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top left;
  transition: opacity 0.32s ease, transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}
.app-shot.is-switching { opacity: 0; transform: scale(1.015); }
.app-frame-glare {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0;
  background: radial-gradient(circle at var(--gx, 50%) var(--gy, 50%), rgba(255, 255, 255, 0.16), rgba(255, 255, 255, 0) 45%);
  transition: opacity 0.3s ease;
}
.app-frame-wrap:hover .app-frame-glare { opacity: 1; }

.app-hotspots { position: absolute; inset: 0; }
.app-hot {
  position: absolute;
  width: 22px;
  height: 22px;
  padding: 0;
  border: 2px solid #7dd3fc;
  border-radius: 50%;
  background: rgba(56, 189, 248, 0.32);
  transform: translate(-50%, -50%);
  cursor: pointer;
  animation: hot-pulse 2.2s ease-out infinite;
}
.app-hot::after {
  content: "";
  position: absolute;
  inset: 5px;
  border-radius: 50%;
  background: #e0f2fe;
}
@keyframes hot-pulse {
  0% { box-shadow: 0 0 0 0 rgba(56, 189, 248, 0.55); }
  70% { box-shadow: 0 0 0 12px rgba(56, 189, 248, 0); }
  100% { box-shadow: 0 0 0 0 rgba(56, 189, 248, 0); }
}
.app-hot .tip {
  position: absolute;
  bottom: 30px;
  left: 50%;
  width: 230px;
  padding: 10px 12px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 10px;
  background: rgba(9, 9, 11, 0.94);
  color: #f4f4f5;
  font: 500 12.5px/1.45 var(--font-sans);
  text-align: left;
  opacity: 0;
  transform: translateX(-50%) translateY(6px);
  pointer-events: none;
  transition: opacity 0.18s ease, transform 0.18s ease;
  z-index: 3;
}
.app-hot .tip strong { display: block; margin-bottom: 2px; color: #7dd3fc; font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase; }
.app-hot:hover .tip, .app-hot:focus-visible .tip { opacity: 1; transform: translateX(-50%) translateY(0); }
.app-hot[data-side="left"] .tip { left: 0; transform: translateX(0) translateY(6px); }
.app-hot[data-side="left"]:hover .tip, .app-hot[data-side="left"]:focus-visible .tip { transform: translateX(0) translateY(0); }
.app-hot[data-side="right"] .tip { left: auto; right: 0; transform: translateX(0) translateY(6px); }
.app-hot[data-side="right"]:hover .tip, .app-hot[data-side="right"]:focus-visible .tip { transform: translateX(0) translateY(0); }
.app-hot[data-flip] .tip { bottom: auto; top: 30px; }

.app-gallery-caption {
  margin: 14px 4px 0;
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--text-2);
}
.app-gallery-caption b { color: var(--text); }

/* ================= Responsive ================= */
@media (max-width: 960px) {
  .app-gallery { grid-template-columns: 1fr; gap: 14px; }
  .app-gallery-tabs { position: static; flex-direction: row; flex-wrap: nowrap; overflow-x: auto; padding-bottom: 4px; scrollbar-width: none; }
  .app-gallery-tabs::-webkit-scrollbar { display: none; }
  .app-gallery-tab { flex-shrink: 0; padding: 7px 10px; }
  .app-frame-pill { display: none; }
  .app-hot .tip { width: 190px; font-size: 12px; }
}
@media (max-width: 768px) {
  /* The inline critical CSS shortens the stage on phones; the cover must fill the screen. */
  .cosmic-hero-stage { min-height: calc(100vh - var(--header-h)) !important; min-height: calc(100dvh - var(--header-h)) !important; }
  .universe-stage { background: color-mix(in srgb, var(--bg) 80%, transparent); }
}
@media (max-width: 640px) {
  .hero-orbit { gap: 14px; bottom: clamp(18px, 5vh, 40px); }
  .hero-orbit-actions .btn { padding-inline: 16px; }
  .universe .section { padding: 18px 0 40px; }
  .universe .announcement-meta { grid-template-columns: 1fr 1fr; }
  .app-frame-bar { height: 30px; font-size: 11px; }
}
@media (prefers-reduced-motion: reduce) {
  .hero-orbit, .hero-orbit-hint, .app-hot, .universe-panel.is-active, .warp-veil { animation: none !important; }
  .cosmic-hero-stage, .universe, .app-frame, .app-shot { transition: none !important; }
}

/* ================= Instalación multiplataforma ================= */
.install-hub {
  margin-top: 36px;
  padding: 26px clamp(18px, 3vw, 32px) 22px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--card-bg);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-md);
}
.install-hub-head { margin-bottom: 18px; }
.install-hub-title { margin: 8px 0 8px; font-size: clamp(1.3rem, 2.2vw, 1.8rem); font-weight: 650; letter-spacing: -0.02em; color: var(--text); }
.install-hub-sub { margin: 0; max-width: 760px; color: var(--text-2); font-size: 14.5px; line-height: 1.55; }
.install-tabs { display: flex; flex-wrap: wrap; gap: 4px; padding: 4px; margin-bottom: 14px; border: 1px solid var(--border); border-radius: 999px; background: var(--surface-2); width: fit-content; }
.install-tab { padding: 7px 14px; border: 0; border-radius: 999px; background: transparent; color: var(--text-2); font: 600 13px var(--font-sans); cursor: pointer; transition: background 0.18s ease, color 0.18s ease; }
.install-tab:hover { color: var(--text); }
.install-tab.is-active { background: var(--btn-primary-bg); color: var(--btn-primary-text); }
.install-panel { display: none; flex-direction: column; gap: 10px; }
.install-panel.is-active { display: flex; animation: panel-in 0.4s cubic-bezier(0.16, 1, 0.3, 1) both; }
.install-row { display: grid; grid-template-columns: minmax(200px, 0.9fr) minmax(0, 1.4fr); gap: 12px 20px; align-items: center; padding: 12px 14px; border: 1px solid var(--border); border-radius: 14px; background: var(--surface); }
.install-row-text { display: flex; flex-direction: column; gap: 3px; min-width: 0; }
.install-row-text strong { font-size: 14px; color: var(--text); }
.install-row-text span { font-size: 12.5px; line-height: 1.45; color: var(--text-3); }
.install-row-text code { font-family: var(--font-mono); font-size: 12px; color: var(--text-2); }
.install-row-actions { display: flex; flex-wrap: wrap; gap: 8px; justify-content: flex-end; }
.install-cmd { position: relative; display: flex; align-items: center; margin: 0; padding: 10px 44px 10px 14px; border-radius: 10px; background: var(--term-bg); color: var(--term-text); font: 500 12.5px/1.5 var(--font-mono); overflow-x: auto; white-space: pre; }
.install-cmd code { font: inherit; }
.install-copy { position: absolute; right: 8px; top: 50%; transform: translateY(-50%); width: 28px; height: 28px; border: 1px solid rgba(255, 255, 255, 0.14); border-radius: 8px; background: rgba(255, 255, 255, 0.06); color: #e4e4e7; font-size: 14px; cursor: pointer; transition: background 0.15s ease; }
.install-copy:hover { background: rgba(255, 255, 255, 0.14); }
.install-copy.is-copied { background: #10b981; border-color: #10b981; color: #fff; }
.install-hub-foot { margin: 16px 0 0; font-size: 13px; line-height: 1.5; color: var(--text-3); }
.install-hub-foot code { font-family: var(--font-mono); font-size: 12px; color: var(--text-2); }
@media (max-width: 720px) {
  .install-row { grid-template-columns: 1fr; }
  .install-row-actions { justify-content: flex-start; }
}