/* ============================================================
   Spike Docs — Sistema de diseño portado del Dashboard
   Tokens, keyframes y utilidades: Dashboard/app/globals.css
   ============================================================ */

:root {
    --ease-spike: cubic-bezier(0.16, 1, 0.3, 1);
    --bg-deep: #0a0a0a;
    --bg-card: #171717;
    --bg-elevated: #1a1a1a;
    --bg-input: #0a0a0a;
    --border-subtle: #262626;
    --border-default: #2a2a2a;
    --border-strong: #404040;
    --text-primary: #fafafa;
    --text-body: #e5e5e5;
    --text-subtle: #a3a3a3;
    --text-muted: #737373;
    --text-faint: #525252;
    --accent-discord: #5865F2;
    --accent-discord-hover: #4752C4;
    --header-height: 64px;
}

/* ---------- Transiciones suaves entre páginas (Chromium) ---------- */
@view-transition {
    navigation: auto;
}
/* Navegaciones de documento completo (landing ↔ docs): salida hacia arriba,
   entrada desde abajo, en lugar del crossfade por defecto */
::view-transition-old(root) { animation: docOut 0.2s var(--ease-spike) both; }
::view-transition-new(root) { animation: docIn 0.3s var(--ease-spike) 0.04s both; }

/* ---------- Reset / base ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    background: var(--bg-deep);
    color: var(--text-body);
    font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: clip;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }

::selection { background: rgba(250, 250, 250, 0.15); }

::-webkit-scrollbar { width: 4px; height: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-default); border-radius: 2px; }
::-webkit-scrollbar-thumb:hover { background: var(--border-strong); }

:focus-visible {
    outline: none;
    border-color: var(--text-primary) !important;
    box-shadow: 0 0 0 3px rgba(250, 250, 250, 0.08);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.page-enter { animation: pageIn 0.2s var(--ease-spike) forwards; }

/* ---------- Keyframes (Dashboard) ---------- */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translate3d(0, 10px, 0); }
    to { opacity: 1; transform: translate3d(0, 0, 0); }
}

@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.96); }
    to { opacity: 1; transform: scale(1); }
}

@keyframes pageIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* ---------- Utilidades de animación (Dashboard) ---------- */
.anim-fade-in { animation: fadeIn 0.15s var(--ease-spike) forwards; }
.anim-fade-up { animation: fadeInUp 0.22s var(--ease-spike) forwards; }
.anim-fade-up-d1 { animation: fadeInUp 0.22s var(--ease-spike) 0.08s forwards; opacity: 0; }
.anim-fade-up-d2 { animation: fadeInUp 0.22s var(--ease-spike) 0.16s forwards; opacity: 0; }
.anim-fade-up-d3 { animation: fadeInUp 0.22s var(--ease-spike) 0.24s forwards; opacity: 0; }
.anim-scale-in { animation: scaleIn 0.2s var(--ease-spike) forwards; }

/* Scroll-reveal: el observer añade .in-view al entrar en viewport */
.reveal {
    opacity: 0;
    transform: translate3d(0, 14px, 0);
    will-change: opacity, transform;
    transition: opacity 0.55s var(--ease-spike), transform 0.55s var(--ease-spike);
    transition-delay: var(--d, 0s);
}
.reveal.in-view {
    opacity: 1;
    transform: translate3d(0, 0, 0);
}
/* sin will-change permanente: la transición igual se compone en GPU y no quedan decenas de capas vivas */
.reveal.in-view { will-change: auto; }

.stagger-children > * { --d: 0s; }
.stagger-children > *:nth-child(1) { --d: 0s; }
.stagger-children > *:nth-child(2) { --d: 0.05s; }
.stagger-children > *:nth-child(3) { --d: 0.1s; }
.stagger-children > *:nth-child(4) { --d: 0.15s; }
.stagger-children > *:nth-child(5) { --d: 0.2s; }
.stagger-children > *:nth-child(6) { --d: 0.25s; }
.stagger-children > *:nth-child(7) { --d: 0.3s; }
.stagger-children > *:nth-child(8) { --d: 0.35s; }
.stagger-children > *:nth-child(9) { --d: 0.4s; }
.stagger-children > *:nth-child(10) { --d: 0.45s; }
.stagger-children > *:nth-child(11) { --d: 0.5s; }
.stagger-children > *:nth-child(12) { --d: 0.55s; }

/* ---------- Micro-interacciones (Dashboard) ---------- */
.hover-lift {
    transition: transform 0.2s var(--ease-spike), box-shadow 0.2s var(--ease-spike), border-color 0.2s ease;
}
.hover-lift:hover {
    transform: translate3d(0, -3px, 0);
    box-shadow: 0 12px 30px -10px rgba(0, 0, 0, 0.6);
}
.hover-scale { transition: transform 0.2s var(--ease-spike); }
.hover-scale:hover { transform: scale(1.02); }
.hover-scale:active { transform: scale(0.97); }

.mono {
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
}

/* ---------- Barra de progreso de lectura ---------- */
.doc-progress {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 200;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-discord), #8b9aff, #ffffff);
    transform-origin: 0 50%;
    transform: scaleX(var(--progress, 0));
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}
.doc-progress.visible { opacity: 1; }

/* ---------- Botón "volver arriba" ---------- */
.to-top {
    position: fixed;
    right: 1.4rem;
    bottom: 1.4rem;
    z-index: 150;
    width: 44px;
    height: 44px;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    color: var(--text-subtle);
    background: rgba(23, 23, 23, 0.85);
    border: 1px solid var(--border-subtle);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    opacity: 0;
    transform: translate3d(0, 12px, 0) scale(0.9);
    pointer-events: none;
    transition: opacity 0.25s var(--ease-spike), transform 0.25s var(--ease-spike), color 0.15s ease, border-color 0.15s ease;
}
.to-top.show {
    opacity: 1;
    transform: translate3d(0, 0, 0) scale(1);
    pointer-events: auto;
}
.to-top:hover { color: var(--text-primary); border-color: var(--border-strong); transform: translate3d(0, -2px, 0); }
.to-top:active { transform: scale(0.94); }

/* ---------- Botones ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    padding: 0.85rem 1.6rem;
    border-radius: 0.75rem;
    font-size: 0.72rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    transition: all 0.2s var(--ease-spike);
    white-space: nowrap;
    cursor: pointer;
}
.btn:active { transform: scale(0.98); }

.btn-discord {
    background: var(--accent-discord);
    color: #ffffff;
}
.btn-discord:hover { background: var(--accent-discord-hover); }

/* ---------- Badges ---------- */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.28rem 0.65rem;
    border-radius: 999px;
    font-size: 0.58rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    border: 1px solid transparent;
    line-height: 1.4;
}
.badge i { font-size: 0.7rem; }

.badge-green { background: rgba(34, 197, 94, 0.1); color: #4ade80; border-color: rgba(34, 197, 94, 0.3); }
.badge-blue { background: rgba(59, 130, 246, 0.1); color: #60a5fa; border-color: rgba(59, 130, 246, 0.3); }
.badge-red { background: rgba(239, 68, 68, 0.1); color: #f87171; border-color: rgba(239, 68, 68, 0.3); }
.badge-yellow { background: rgba(234, 179, 8, 0.1); color: #facc15; border-color: rgba(234, 179, 8, 0.3); }
.badge-neutral { background: rgba(163, 163, 163, 0.08); color: var(--text-subtle); border-color: var(--border-subtle); }

/* ---------- Header / navbar ---------- */
.site-header {
    position: fixed;
    inset: 0 0 auto 0;
    height: var(--header-height);
    z-index: 100;
    background: transparent;
    border-bottom: 1px solid transparent;
    transition: background 0.3s var(--ease-spike), border-color 0.3s ease;
}
.site-header.scrolled {
    background: rgba(10, 10, 10, 0.72);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom-color: var(--border-subtle);
}

.nav-inner {
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 1.5rem;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.logo {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 1.4rem;
    font-weight: 900;
    letter-spacing: -0.04em;
    color: var(--text-primary);
}
.logo i { font-size: 1.1rem; color: var(--text-muted); }

.nav-right {
    display: flex;
    align-items: center;
    gap: 1.1rem;
}

.nav-link {
    position: relative;
    padding: 0.5rem 0.85rem;
    border-radius: 10px;
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--text-muted);
    transition: color 0.15s ease, background 0.15s ease;
}
.nav-link:hover { color: var(--text-primary); background: rgba(255, 255, 255, 0.04); }
.nav-link.active { color: var(--text-primary); }
.nav-link.active::after {
    content: "";
    position: absolute;
    left: 0.85rem;
    right: 0.85rem;
    bottom: 0.15rem;
    height: 2px;
    border-radius: 2px;
    background: var(--text-primary);
    opacity: 0.55;
    transform-origin: 0 50%;
    animation: navUnderline 0.35s var(--ease-spike);
}
@keyframes navUnderline {
    from { transform: scaleX(0); }
    to { transform: scaleX(1); }
}

/* Selector de idioma (dropdown) */
.lang-switch { position: relative; }
.lang-toggle {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border-subtle);
    border-radius: 0.75rem;
    background: rgba(23, 23, 23, 0.72);
    font-size: 0.68rem;
    font-weight: 900;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-subtle);
    transition: color 0.15s ease, border-color 0.2s ease, background 0.2s ease, box-shadow 0.25s ease;
}
.lang-toggle:hover,
.lang-switch.open .lang-toggle {
    color: var(--text-primary);
    border-color: rgba(255, 255, 255, 0.28);
    background: rgba(255, 255, 255, 0.05);
}
.lang-switch.open .lang-toggle { box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.05); }

/* El código del idioma actual hereda su tinte en el botón del nav */
html[lang="es"] .lang-toggle .lang-code { color: #fde047; }
html[lang="en"] .lang-toggle .lang-code { color: #a5b4fc; }
html[lang="pt-BR"] .lang-toggle .lang-code { color: #86efac; }

.lang-toggle-caret {
    font-size: 0.55rem;
    color: var(--text-muted);
    transition: transform 0.25s var(--ease-spike);
}
.lang-switch.open .lang-toggle-caret { transform: rotate(180deg); }

.lang-menu {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    min-width: 12.5rem;
    padding: 0.45rem;
    border-radius: 1.1rem;
    border: 1px solid rgba(255, 255, 255, 0.09);
    background: linear-gradient(180deg, rgba(30, 30, 30, 0.97), rgba(13, 13, 13, 0.97));
    box-shadow:
        0 26px 60px -22px rgba(0, 0, 0, 0.9),
        0 0 0 1px rgba(255, 255, 255, 0.03) inset,
        0 1px 0 rgba(255, 255, 255, 0.06) inset;
    opacity: 0;
    transform: translateY(-8px) scale(0.97);
    transform-origin: top right;
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.25s var(--ease-spike);
    z-index: 120;
}
.lang-switch.open .lang-menu {
    /* blur solo abierto: cerrado (opacity 0) no aporta nada y obliga a componer el fondo en cada frame */
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
}
.lang-btn {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    width: 100%;
    padding: 0.6rem 0.7rem;
    border-radius: 0.7rem;
    text-align: left;
    transition: background 0.15s ease;
}
.lang-btn:hover { background: rgba(255, 255, 255, 0.06); }
.lang-flag { display: inline-flex; flex: none; }
.lang-flag svg { display: block; width: 20px; height: 14px; border-radius: 2.5px; box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.16); }
.lang-toggle .lang-flag svg { width: 17px; height: 12px; }
.lang-flag svg[hidden] { display: none; }
.lang-btn-name { font-size: 0.82rem; font-weight: 700; color: var(--text-subtle); transition: color 0.15s ease; }
.lang-btn:hover .lang-btn-name { color: var(--text-primary); }
.lang-btn-check {
    margin-left: auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    border-radius: 999px;
    font-size: 0.52rem;
    color: #0a0a0a;
    background: #fafafa;
    opacity: 0;
    transform: scale(0.5);
    transition: opacity 0.18s ease, transform 0.25s var(--ease-spike);
}
.lang-btn.active {
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02));
}
.lang-btn.active .lang-btn-name { color: var(--text-primary); }
.lang-btn.active .lang-btn-check { opacity: 1; transform: scale(1); }

/* Entrada escalonada de las opciones */
.lang-switch.open .lang-btn { animation: langItemIn 0.3s var(--ease-spike) backwards; }
.lang-switch.open .lang-btn:nth-child(2) { animation-delay: 40ms; }
.lang-switch.open .lang-btn:nth-child(3) { animation-delay: 80ms; }
@keyframes langItemIn {
    from { opacity: 0; transform: translate3d(0, 8px, 0) scale(0.97); }
    to { opacity: 1; transform: none; }
}

.nav-cta {
    display: inline-flex;
    padding: 0.55rem 1.05rem;
    font-size: 0.68rem;
    background: #ffffff;
    color: #0a0a0a;
}
.nav-cta:hover { background: #e5e5e5; color: #0a0a0a; transform: translateY(-1px); }

/* Hamburguesa (móvil) */
.nav-toggle {
    display: none;
    width: 42px;
    height: 42px;
    border-radius: 12px;
    border: 1px solid var(--border-subtle);
    background: var(--bg-card);
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: var(--text-primary);
}

.nav-mobile {
    display: none;
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    z-index: 99;
    background: rgba(10, 10, 10, 0.97);
    border-bottom: 1px solid var(--border-subtle);
    padding: 1rem 1.5rem 1.4rem;
    flex-direction: column;
    gap: 0.4rem;
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.2s var(--ease-spike), opacity 0.2s var(--ease-spike);
}
.nav-mobile.open {
    /* blur solo abierto (ver .lang-menu) */
    backdrop-filter: blur(12px);
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
}
.nav-mobile .nav-link {
    padding: 0.75rem 0.85rem;
    font-size: 0.95rem;
}
.nav-mobile .lang-switch { align-self: flex-start; margin-top: 0.6rem; }
/* Categorías de documentación dentro del menú móvil */
.nav-mobile-cats {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    width: 100%;
    margin-top: 0.5rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--border-subtle);
}
.nav-mobile-label {
    font-size: 0.62rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.22em;
    color: var(--text-muted);
    padding: 0 0.85rem 0.35rem;
}
.nav-mobile-cats .nav-link.active { color: var(--text-primary); background: rgba(255, 255, 255, 0.05); }
/* El toggle queda a la izquierda en el panel móvil: el menú ancla a la
   izquierda para no salirse de la pantalla (right: 0 lo saca por la izquierda) */
.nav-mobile .lang-switch .lang-menu { left: 0; right: auto; transform-origin: top left; }

@media (max-width: 860px) {
    .nav-toggle { display: inline-flex; }
    .nav-cta, .nav-right .lang-switch { display: none; }
    .nav-mobile { display: flex; }
}

/* ---------- Layout de documentación (sidebar + contenido + ads) ---------- */
.docs-layout {
    display: grid;
    grid-template-columns: 280px minmax(0, 1fr) 300px;
    gap: 4rem;
    align-items: start;
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 2rem 5rem;
}
@media (max-width: 1440px) {
    .docs-layout { gap: 3rem; }
}
@media (max-width: 1200px) {
    .docs-layout { grid-template-columns: 256px minmax(0, 1fr); gap: 2.5rem; }
    .docs-toc { display: none; }
}
@media (max-width: 820px) {
    .docs-layout { grid-template-columns: 1fr; gap: 2rem; padding: 0 1.25rem 4rem; }
}

/* ---------- Sidebar ---------- */
.docs-sidebar {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    padding: 0.5rem 0.5rem 0.5rem 0.95rem;
    position: sticky;
    top: calc(var(--header-height) + 2rem);
    max-height: calc(100vh - var(--header-height) - 2rem);
    overflow-y: auto;
}
.side-label {
    font-size: 0.62rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.22em;
    color: var(--text-muted);
    margin: 1.5rem 0 0.65rem;
    padding-left: 0.6rem;
}
.side-label:first-child { margin-top: 0; }

/* Enlace de categoría: título + contador */
.side-link {
    position: relative;
    display: flex;
    align-items: center;
    gap: 0.7rem;
    padding: 0.55rem 0.7rem;
    border-radius: 11px;
    border: 1px solid transparent;
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--text-subtle);
    transition: color 0.18s ease, background 0.18s ease, border-color 0.18s ease, transform 0.25s var(--ease-spike);
}
.side-link:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.035);
    transform: translate3d(2px, 0, 0);
}
.side-count {
    margin-left: auto;
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
    font-size: 0.6rem;
    font-weight: 700;
    color: var(--text-faint);
    opacity: 0;
    transform: translate3d(-4px, 0, 0);
    transition: opacity 0.2s ease, transform 0.25s var(--ease-spike), color 0.2s ease;
}
.side-link:hover .side-count,
.side-link.active .side-count { opacity: 1; transform: translate3d(0, 0, 0); }
.side-link.active .side-count { color: var(--text-muted); }

/* Estado activo: tarjeta + barra indicadora animada */
.side-link.active {
    color: var(--text-primary);
    background: var(--bg-card);
    border-color: var(--border-subtle);
    transform: none;
}
.side-link.active::before {
    content: "";
    position: absolute;
    left: -0.95rem;
    top: 50%;
    width: 3px;
    height: 55%;
    border-radius: 999px;
    background: linear-gradient(180deg, var(--text-primary), var(--accent-discord));
    transform: translateY(-50%) scaleY(0);
    transform-origin: 50% 0;
    animation: sideIndicator 0.35s var(--ease-spike) forwards;
}
@keyframes sideIndicator {
    to { transform: translateY(-50%) scaleY(1); }
}

/* Subcomandos desplegables bajo la categoría activa */
.side-sub {
    display: none;
    flex-direction: column;
    gap: 1px;
    padding: 0.2rem 0 0.45rem 1.5rem;
}
.side-sub.open { display: flex; }
.side-sub-link {
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
    font-size: 0.7rem;
    color: var(--text-faint);
    padding: 0.28rem 0.55rem;
    border-radius: 8px;
    border-left: 2px solid transparent;
    transition: color 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}
.side-sub-link:hover { color: var(--text-primary); background: rgba(255, 255, 255, 0.04); }
.side-sub-link.active {
    color: var(--text-primary);
    border-left-color: var(--text-primary);
    background: rgba(255, 255, 255, 0.03);
}

/* En móvil el sidebar de categorías se oculta: viven dentro del menú
   hamburguesa (renderMobileCats en docs.js) */
@media (max-width: 820px) {
    .docs-sidebar { display: none; }
}

/* ---------- Contenido ---------- */
.docs-content { min-width: 0; }

/* Transición SPA entre páginas de docs (docs.js): el artículo sale hacia
   arriba, se re-renderiza en cliente y entra desde abajo */
.docs-content.doc-leave { animation: docOut 0.17s ease-in forwards; }
.docs-content.doc-entering { animation: docIn 0.34s var(--ease-spike) both; }
@keyframes docOut {
    to { opacity: 0; transform: translateY(-12px) scale(0.995); }
}
@keyframes docIn {
    from { opacity: 0; transform: translateY(16px) scale(0.995); }
}

/* Subcomandos del sidebar: entrada escalonada al cambiar de categoría */
.side-sub.open .side-sub-link { animation: sideSubIn 0.3s var(--ease-spike) backwards; }
.side-sub.open .side-sub-link:nth-child(1) { animation-delay: 0.02s; }
.side-sub.open .side-sub-link:nth-child(2) { animation-delay: 0.05s; }
.side-sub.open .side-sub-link:nth-child(3) { animation-delay: 0.08s; }
.side-sub.open .side-sub-link:nth-child(4) { animation-delay: 0.11s; }
.side-sub.open .side-sub-link:nth-child(5) { animation-delay: 0.14s; }
.side-sub.open .side-sub-link:nth-child(6) { animation-delay: 0.17s; }
.side-sub.open .side-sub-link:nth-child(7) { animation-delay: 0.2s; }
.side-sub.open .side-sub-link:nth-child(8) { animation-delay: 0.23s; }
@keyframes sideSubIn {
    from { opacity: 0; transform: translate3d(-8px, 0, 0); }
}

@media (prefers-reduced-motion: reduce) {
    .docs-content.doc-leave,
    .docs-content.doc-entering,
    .side-sub.open .side-sub-link,
    ::view-transition-old(root),
    ::view-transition-new(root) { animation: none; }
}
.doc-breadcrumb {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    font-size: 0.68rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--text-muted);
}
.doc-title {
    font-size: clamp(1.9rem, 3.6vw, 2.5rem);
    font-weight: 900;
    letter-spacing: -0.03em;
    color: var(--text-primary);
    margin: 0.5rem 0 0;
    line-height: 1.15;
}
.doc-intro {
    color: var(--text-subtle);
    margin: 0.9rem 0 0;
    max-width: 68ch;
}

/* Introducción: qué es Spike y cómo funciona */
.doc-intro-block {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
    margin-top: 1.3rem;
}
.doc-intro-item {
    padding: 1.5rem 1.6rem;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 1.1rem;
    transition: transform 0.3s var(--ease-spike), border-color 0.2s ease;
}
.doc-intro-item:hover {
    transform: translate3d(0, -3px, 0);
    border-color: var(--border-strong);
}
.doc-intro-title {
    margin: 0;
    font-size: clamp(1.5rem, 2.6vw, 1.9rem);
    font-weight: 900;
    letter-spacing: -0.025em;
    color: var(--text-primary);
    line-height: 1.2;
}
.doc-intro-sub {
    margin: 0.2rem 0 0;
    font-size: 1.05rem;
    font-weight: 900;
    letter-spacing: -0.01em;
    color: var(--text-primary);
}
.doc-intro-item p {
    margin: 0.7rem 0 0;
    color: var(--text-subtle);
    font-size: 0.92rem;
    line-height: 1.65;
}
@media (max-width: 720px) {
    .doc-intro-block { grid-template-columns: 1fr; }
}
.cats-title {
    margin: 2.4rem 0 0;
    font-size: 1.02rem;
    font-weight: 900;
    letter-spacing: -0.01em;
    color: var(--text-primary);
}

.doc-section {
    padding: 2.2rem 0 2.4rem;
    border-top: 1px solid var(--border-subtle);
    margin-top: 2.2rem;
    scroll-margin-top: calc(var(--header-height) + 1.25rem);
}
.doc-section:first-of-type {
    border-top: 0;
    margin-top: 0;
    padding-top: 1.6rem;
}
.doc-cmd {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    flex-wrap: wrap;
}
.doc-cmd h2 {
    position: relative;
    margin: 0;
    font-size: 1.35rem;
    font-weight: 900;
    letter-spacing: -0.02em;
    color: var(--text-primary);
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
    background: var(--bg-input);
    border: 1px solid var(--border-subtle);
    border-radius: 0.6rem;
    padding: 0.4rem 0.8rem;
    transition: border-color 0.2s ease, box-shadow 0.25s var(--ease-spike), transform 0.25s var(--ease-spike);
}
.doc-cmd h2:hover {
    border-color: var(--border-strong);
    box-shadow: 0 6px 20px -8px rgba(0, 0, 0, 0.6);
    transform: translate3d(0, -1px, 0);
}

.doc-desc {
    margin: 1rem 0 0;
    color: var(--text-body);
    font-size: 0.94rem;
    max-width: 72ch;
}
.doc-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-top: 0.9rem;
}

.doc-params {
    width: 100%;
    margin: 1.2rem 0 0;
    border-collapse: collapse;
    font-size: 0.85rem;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 0.8rem;
    overflow: hidden;
}
.doc-params th {
    text-align: left;
    font-size: 0.6rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    color: var(--text-muted);
    padding: 0.6rem 0.95rem;
    background: var(--bg-elevated);
    border-bottom: 1px solid var(--border-subtle);
}
.doc-params td {
    padding: 0.6rem 0.95rem;
    border-bottom: 1px solid var(--border-subtle);
    vertical-align: top;
    color: var(--text-muted);
    transition: background 0.15s ease, color 0.15s ease;
}
.doc-params tr:last-child td { border-bottom: 0; }
.doc-params tbody tr { transition: background 0.15s ease; }
.doc-params tbody tr:hover { background: rgba(255, 255, 255, 0.02); }
.doc-params tbody tr:hover td { color: var(--text-body); }
.doc-params td:first-child { white-space: nowrap; }
.param-code {
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--text-primary);
    background: var(--bg-input);
    border: 1px solid var(--border-subtle);
    padding: 0.12rem 0.45rem;
    border-radius: 0.4rem;
}
.tag-req, .tag-opt {
    display: inline-block;
    font-size: 0.56rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 0.12rem 0.45rem;
    border-radius: 999px;
    border: 1px solid;
    margin-left: 0.4rem;
}
.tag-req { color: #f87171; border-color: rgba(239, 68, 68, 0.35); background: rgba(239, 68, 68, 0.08); }
.tag-opt { color: var(--text-muted); border-color: var(--border-default); background: rgba(255, 255, 255, 0.03); }

/* En pantallas chicas la tabla se apila en tarjetas: con tres columnas la
   descripción quedaba exprimida envolviendo cada una o dos palabras */
@media (max-width: 640px) {
    .doc-params { display: block; border: 0; border-radius: 0; background: none; overflow: visible; }
    .doc-params thead { display: none; }
    .doc-params tbody { display: flex; flex-direction: column; gap: 0.55rem; }
    .doc-params tr {
        display: block;
        background: var(--bg-card);
        border: 1px solid var(--border-subtle);
        border-radius: 0.8rem;
        padding: 0.65rem 0.9rem;
    }
    .doc-params td { display: inline-block; padding: 0; border: 0; }
    .doc-params td:first-child { margin-right: 0.35rem; }
    .doc-params td:last-child { display: block; margin-top: 0.4rem; }
}

.doc-usage { margin: 1.2rem 0 0; }
.doc-usage-label {
    font-size: 0.62rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}
.doc-usage .usage-wrap { position: relative; }
.doc-usage pre {
    margin: 0;
    background: var(--bg-input);
    border: 1px solid var(--border-subtle);
    border-radius: 0.8rem;
    padding: 0.9rem 1.1rem;
    padding-right: 3.2rem;
    overflow-x: auto;
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
    font-size: 0.8rem;
    line-height: 1.65;
    color: var(--text-body);
    transition: border-color 0.2s ease;
}
.doc-usage pre:hover { border-color: var(--border-default); }
.copy-btn {
    position: absolute;
    top: 0.55rem;
    right: 0.55rem;
    width: 30px;
    height: 30px;
    border-radius: 8px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.72rem;
    color: var(--text-muted);
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    opacity: 0;
    transform: translate3d(0, -3px, 0);
    transition: opacity 0.2s ease, transform 0.25s var(--ease-spike), color 0.15s ease, border-color 0.15s ease;
}
.doc-usage .usage-wrap:hover .copy-btn,
.copy-btn:focus-visible { opacity: 1; transform: none; }
.copy-btn:hover { color: var(--text-primary); border-color: var(--border-strong); }
.copy-btn.copied { color: #4ade80; border-color: rgba(34, 197, 94, 0.4); opacity: 1; transform: none; }

.doc-note {
    margin: 1.1rem 0 0;
    background: rgba(59, 130, 246, 0.06);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 0.8rem;
    padding: 0.8rem 1rem;
    color: var(--text-subtle);
    font-size: 0.85rem;
    max-width: 72ch;
    transition: border-color 0.2s ease, background 0.2s ease;
}
.doc-note:hover { border-color: rgba(59, 130, 246, 0.35); background: rgba(59, 130, 246, 0.08); }

.doc-gif {
    margin: 1.3rem 0 0;
    border: 1px solid var(--border-subtle);
    border-radius: 0.9rem;
    overflow: hidden;
    background: var(--bg-input);
    max-width: 420px;
    transition: border-color 0.2s ease, box-shadow 0.3s var(--ease-spike), transform 0.3s var(--ease-spike);
}
.doc-gif:hover {
    border-color: var(--border-default);
    box-shadow: 0 18px 40px -18px rgba(0, 0, 0, 0.7);
    transform: translate3d(0, -2px, 0);
}
.doc-gif picture { display: block; }
.doc-gif img { width: 100%; height: auto; }
.doc-gif figcaption {
    padding: 0.5rem 0.85rem;
    font-size: 0.64rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--text-muted);
    border-top: 1px solid var(--border-subtle);
}

/* Nav prev/next de categorías: vive arriba del contenido, bajo el título */
.doc-nav {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin: 1.5rem 0 0;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-subtle);
}
.doc-nav a {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.55rem 0.85rem;
    border-radius: 10px;
    border: 1px solid transparent;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-subtle);
    transition: color 0.15s ease, border-color 0.2s ease, background 0.2s ease, transform 0.25s var(--ease-spike);
}
.doc-nav a:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.03);
    border-color: var(--border-subtle);
}
.doc-nav a:first-child:hover { transform: translate3d(-2px, 0, 0); }
.doc-nav a:last-child:hover { transform: translate3d(2px, 0, 0); }

/* ---------- Rail derecho (publicidad) ---------- */
.docs-toc {
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
    width: 300px;
    position: sticky;
    top: calc(var(--header-height) + 2rem);
    max-height: calc(100vh - var(--header-height) - 2rem);
    overflow-y: auto;
}
.ads-toc .ad-placeholder { min-height: 250px; }

/* ---------- Índice de categorías (docs/index) ---------- */
.cat-list {
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
}
.cat-row {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.05rem 1.2rem;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 1rem;
    transition: border-color 0.18s ease, background 0.18s ease, transform 0.25s var(--ease-spike), box-shadow 0.3s var(--ease-spike);
}
.cat-row:hover {
    border-color: var(--border-strong);
    background: var(--bg-elevated);
    transform: translate3d(0, -2px, 0);
    box-shadow: 0 14px 34px -16px rgba(0, 0, 0, 0.65);
}
.cat-row-body { flex: 1; min-width: 0; }
.cat-row-body h3 {
    margin: 0;
    font-size: 0.98rem;
    font-weight: 900;
    letter-spacing: -0.01em;
    color: var(--text-primary);
}
.cat-row-body p {
    margin: 0.15rem 0 0;
    color: var(--text-muted);
    font-size: 0.83rem;
}
.cat-count {
    flex: none;
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
    font-size: 0.68rem;
    font-weight: 700;
    color: var(--text-muted);
    background: var(--bg-input);
    border: 1px solid var(--border-subtle);
    border-radius: 999px;
    padding: 0.25rem 0.6rem;
}

@media (max-width: 820px) {
    .cat-row { align-items: flex-start; }
}

/* ---------- Rail de AdSense ---------- */
.ad-slot {
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.ad-placeholder {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.55rem;
    border: 1px dashed var(--border-default);
    border-radius: 1rem;
    background: rgba(255, 255, 255, 0.012);
    color: var(--text-faint);
    text-align: center;
    padding: 1rem;
}
.ad-placeholder i { font-size: 1.3rem; }
.ad-placeholder span {
    font-size: 0.6rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.18em;
}
.ad-300x250 { min-height: 250px; }
.ad-300x600 { min-height: 600px; }
@media (max-width: 1100px) {
    .ad-300x600 { min-height: 250px; }
}

/* ins de Adsense real (cuando hay slot configurado) */
.adsbygoogle { display: block; }

/* ---------- Footer ---------- */
.site-footer {
    border-top: 1px solid var(--border-subtle);
    padding: 2.4rem 0;
}
.footer-inner {
    display: flex;
    justify-content: center;
}
.footer-brand {
    font-size: 0.7rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--text-muted);
}

/* ---------- Accesibilidad ---------- */
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    .reveal {
        opacity: 1;
        transform: none;
    }
    .anim-fade-up-d1,
    .anim-fade-up-d2,
    .anim-fade-up-d3 { opacity: 1; }
    .copy-btn { opacity: 1; transform: none; }
}