/* ==========================================================
   SITE · Estilos compartidos por todas las pestañas
   (barra en páginas internas, pie de página, orbe flotante de ATLAS)
   Requiere los tokens de color de css/aura.css
   ========================================================== */

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
body {
    margin: 0;
    background: var(--a-bg);
    color: var(--a-text);
    font-family: var(--a-font-body);
    line-height: 1.6;
    overflow-x: hidden;
}
img, video { max-width: 100%; }

/* ---------- Barra superior en páginas internas ---------- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 60;
    padding: 14px clamp(16px, 3vw, 40px);
    background: linear-gradient(180deg, rgba(2, 4, 6, 0.94), rgba(2, 4, 6, 0.72));
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(43, 245, 176, 0.12);
    font-family: var(--a-font-body);
    color: var(--a-text);
}

/* ---------- Página interna: contenedor base ---------- */
.page {
    position: relative;
    isolation: isolate;
    min-height: 100vh;
    overflow: hidden;
    overflow: clip;
    /* transparente: deja ver la red de partículas de js/bg.js */
    background:
        radial-gradient(ellipse 70% 40% at 15% 0%, rgba(43, 245, 176, 0.08), transparent 70%),
        radial-gradient(ellipse 60% 40% at 90% 10%, rgba(139, 92, 246, 0.12), transparent 70%);
    color: var(--a-text);
    font-family: var(--a-font-body);
}
.page::before {
    /* retícula de fondo muy sutil */
    content: '';
    position: absolute;
    inset: 0;
    z-index: -1;
    background-image:
        linear-gradient(rgba(43, 245, 176, 0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(139, 92, 246, 0.035) 1px, transparent 1px);
    background-size: 64px 64px;
    mask-image: linear-gradient(to bottom, #000, transparent 90%);
    -webkit-mask-image: linear-gradient(to bottom, #000, transparent 90%);
    pointer-events: none;
}

/* ---------- Fondo animado (js/bg.js) ---------- */
.site-bg {
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    background:
        radial-gradient(ellipse 80% 60% at 10% 10%, color-mix(in srgb, var(--fx-a, #2bf5b0) 9%, transparent), transparent 70%),
        radial-gradient(ellipse 70% 60% at 95% 80%, color-mix(in srgb, var(--fx-b, #8b5cf6) 12%, transparent), transparent 70%),
        var(--a-bg);
}

/* Aviso de pestaña pendiente de rediseño */
.page-notice {
    margin: 18px auto 0;
    width: min(720px, calc(100% - 32px));
    padding: 10px 14px;
    border: 1px dashed rgba(43, 245, 176, 0.35);
    border-radius: 8px;
    font-family: var(--a-font-mono);
    font-size: 0.74rem;
    color: var(--a-muted);
    text-align: center;
}

/* ---------- Pie de página ---------- */
.site-footer {
    position: relative;
    padding: 40px clamp(16px, 4vw, 48px) 28px;
    border-top: 1px solid rgba(43, 245, 176, 0.14);
    background: linear-gradient(180deg, rgba(4, 10, 12, 0.9), #020406);
    color: var(--a-muted);
    font-family: var(--a-font-body);
}
.site-footer__inner {
    width: min(1200px, 100%);
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 20px 32px;
}
.site-footer__brand { display: flex; flex-direction: column; gap: 4px; }
.site-footer__name { font-family: var(--a-font-display); font-weight: 700; letter-spacing: 0.18em; text-transform: uppercase; color: var(--a-text); }
.site-footer__status { display: inline-flex; align-items: center; gap: 8px; font-family: var(--a-font-mono); font-size: 0.72rem; letter-spacing: 0.08em; }
.site-footer__status i { width: 7px; height: 7px; border-radius: 50%; background: var(--a-emerald); box-shadow: 0 0 8px var(--a-emerald); animation: aura-blink 2s steps(2) infinite; }
.site-footer__nav, .site-footer__social { display: flex; flex-wrap: wrap; gap: 8px 20px; }
.site-footer a { color: #c4dcd4; text-decoration: none; font-size: 0.92rem; transition: color 0.2s; }
.site-footer a:hover, .site-footer a:focus-visible { color: var(--a-emerald); outline: none; }
.site-footer__copy { width: min(1200px, 100%); margin: 24px auto 0; font-size: 0.78rem; color: var(--a-dim); }

/* ---------- Orbe flotante de ATLAS ---------- */
.aura-float {
    position: fixed;
    right: clamp(14px, 2.5vw, 28px);
    bottom: clamp(14px, 2.5vw, 28px);
    z-index: 90;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 12px;
    font-family: var(--a-font-body);
    color: var(--a-text);
    transition: opacity 0.4s, transform 0.4s;
}
.aura-float.is-hidden { opacity: 0; transform: translateY(20px) scale(0.9); pointer-events: none; }

.aura-fab {
    position: relative;
    width: 64px;
    height: 64px;
    padding: 0;
    border: 0;
    border-radius: 50%;
    background: transparent;
    cursor: pointer;
}
.aura-fab:focus-visible { outline: 2px solid var(--a-emerald); outline-offset: 4px; }

/* orbe en CSS (más liviano que WebGL para las páginas internas) */
.mini-orb {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    display: block;
    background:
        radial-gradient(circle at 50% 50%, #f2fffa 0 8%, rgba(43, 245, 176, 0.95) 18%, rgba(16, 140, 110, 0.65) 42%, rgba(139, 92, 246, 0.45) 64%, transparent 72%);
    box-shadow: 0 0 22px rgba(43, 245, 176, 0.55), 0 0 50px rgba(139, 92, 246, 0.35), inset 0 0 18px rgba(255, 255, 255, 0.25);
    animation: mini-orb-breathe 3.2s ease-in-out infinite;
}
.mini-orb__core {
    position: absolute;
    inset: 26%;
    border-radius: 50%;
    background: radial-gradient(circle, #fff, rgba(43, 245, 176, 0.6) 55%, transparent 72%);
    filter: blur(1px);
}
.mini-orb__ring {
    position: absolute;
    inset: -7px;
    border-radius: 50%;
    border: 1.5px solid transparent;
    border-top-color: var(--a-emerald);
    border-bottom-color: rgba(139, 92, 246, 0.9);
    animation: aura-spin 4s linear infinite;
}
.mini-orb__ring--b {
    inset: -13px;
    border-width: 1px;
    border-top-color: transparent;
    border-left-color: var(--a-magenta);
    border-right-color: rgba(43, 245, 176, 0.5);
    animation-duration: 7s;
    animation-direction: reverse;
}
@keyframes mini-orb-breathe { 50% { transform: scale(1.06); filter: brightness(1.2); } }
.aura-fab:hover .mini-orb { filter: brightness(1.25); }
[data-aura-state='speaking'] .mini-orb { animation-duration: 0.5s; }
[data-aura-state='thinking'] .mini-orb { filter: hue-rotate(60deg) brightness(1.1); }
[data-aura-state='thinking'] .mini-orb__ring { animation-duration: 1s; }

/* globo de comentarios */
.aura-bubble {
    position: relative;
    width: min(320px, calc(100vw - 100px));
    margin-right: 10px;
    padding: 12px 34px 12px 14px;
    background: linear-gradient(160deg, rgba(6, 26, 22, 0.95), rgba(16, 10, 36, 0.94));
    border: 1px solid var(--a-line);
    border-radius: 12px 12px 4px 12px;
    box-shadow: var(--a-glow);
    backdrop-filter: blur(12px);
    animation: aura-in 0.35s ease-out;
}
.aura-bubble[hidden] { display: none; }
.aura-bubble__who { display: block; margin-bottom: 4px; font-family: var(--a-font-mono); font-size: 0.62rem; letter-spacing: 0.2em; color: var(--a-emerald); }
.aura-bubble__text { margin: 0; font-size: 0.92rem; line-height: 1.5; }
.aura-bubble__hint { margin: 8px 0 0; font-family: var(--a-font-mono); font-size: 0.68rem; letter-spacing: 0.06em; color: var(--a-emerald); opacity: 0.85; }
.aura-bubble__hint[hidden] { display: none; }
.aura-bubble__close, .aura-float__close {
    position: absolute;
    top: 8px;
    right: 8px;
    display: grid;
    place-items: center;
    width: 24px;
    height: 24px;
    padding: 0;
    border: 0;
    border-radius: 6px;
    background: transparent;
    color: var(--a-muted);
    cursor: pointer;
}
.aura-bubble__close svg, .aura-float__close svg { width: 15px; height: 15px; }
.aura-bubble__close:hover, .aura-float__close:hover { color: var(--a-text); background: rgba(255, 255, 255, 0.06); }
.aura-float__close { position: static; margin-left: auto; }
.aura-float .aura-skip + .aura-float__close { margin-left: 6px; }

/* panel de chat */
.aura-float__panel {
    width: min(400px, calc(100vw - 28px));
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 12px;
    background: rgba(2, 6, 8, 0.82);
    border: 1px solid rgba(43, 245, 176, 0.2);
    border-radius: 16px;
    box-shadow: 0 18px 60px rgba(0, 0, 0, 0.6), var(--a-glow);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    animation: aura-in 0.3s ease-out;
}
.aura-float__panel[hidden] { display: none; }
.aura-float__panel .aura-log { height: min(300px, 40vh); }
.aura-float__panel .aura-chips { justify-content: flex-start; }
.aura-float__panel .aura-chip { font-size: 0.8rem; padding: 6px 12px; }
.aura-float__panel .aura-input input { font-size: 0.92rem; }
.aura-float__panel .aura-send { padding: 9px 12px; }

@media (max-width: 640px) {
    .aura-fab { width: 56px; height: 56px; }
    .aura-float__panel { position: fixed; left: 10px; right: 10px; bottom: 84px; width: auto; }
}

/* aviso para escuchar la voz cuando el navegador aún no lo permite */
.aura-icon-btn.needs-gesture::before {
    content: attr(data-hint);
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    white-space: nowrap;
    padding: 6px 10px;
    border-radius: 8px;
    background: rgba(6, 26, 22, 0.95);
    border: 1px solid var(--a-line);
    color: var(--a-text);
    font-family: var(--a-font-body);
    font-size: 0.75rem;
    box-shadow: var(--a-glow);
    pointer-events: none;
    animation: aura-in 0.4s ease-out;
}

@media (prefers-reduced-motion: reduce) {
    .mini-orb, .mini-orb__ring, .site-footer__status i { animation: none !important; }
}

/* ---------- Accesibilidad ---------- */
.skip-link {
    position: fixed;
    top: 8px;
    left: 8px;
    z-index: 1000;
    padding: 10px 16px;
    border-radius: 8px;
    background: #2bf5b0;
    color: #02110c;
    font: 600 0.9rem var(--a-font-body, sans-serif);
    text-decoration: none;
    transform: translateY(-160%);
    transition: transform 0.2s;
}
.skip-link:focus { transform: none; outline: 2px solid #e7fff6; outline-offset: 2px; }
/* foco visible y consistente en todo lo interactivo */
:where(a, button, input, select, textarea, summary, [tabindex]):focus-visible { outline: 2px solid #2bf5b0; outline-offset: 3px; }

/* ---------- Testimonios (js/testimonials.js) ---------- */
.testimonials { width: min(1100px, 100%); margin: clamp(40px, 8vh, 80px) auto; padding: 0 clamp(16px, 4vw, 48px); box-sizing: border-box; }
.testimonials__overline { margin: 0 0 8px; font-family: var(--a-font-mono); font-size: 0.74rem; letter-spacing: 0.34em; color: var(--a-emerald); }
.testimonials__title { margin: 0 0 22px; font-family: var(--a-font-display); font-size: clamp(1.6rem, 3.6vw, 2.4rem); color: #f2fffb; }
.testimonials__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); gap: 20px; }
.testimonial { margin: 0; padding: 22px 24px; border: 1px solid rgba(43, 245, 176, 0.2); border-radius: 14px; background: linear-gradient(170deg, rgba(8, 22, 22, 0.85), rgba(12, 10, 28, 0.85)); }
.testimonial blockquote { margin: 0; }
.testimonial__quote { margin: 0 0 16px; font-size: 1.05rem; line-height: 1.7; color: #e7fff6; }
.testimonial__who { display: flex; flex-direction: column; gap: 2px; font-size: 0.9rem; color: var(--a-muted, #9fb8b0); }
.testimonial__who b { color: #f2fffb; }
.testimonial__who a { margin-top: 6px; color: var(--a-emerald); text-decoration: none; }