/*
Theme Name: Academia Inteligente
Theme URI: https://academiainteligente.co
Author: Academia Inteligente
Author URI: https://academiainteligente.co
Description: Tema oficial de Academia Inteligente — talleres en vivo de IA. Negro, verde lima y tipografía Instrument Sans.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.5
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: academia-inteligente
Tags: one-page, custom-colors, custom-menu, featured-images
*/

/* ==================================================
     TOKENS
     ================================================== */
  :root {
    --bg: #000000;
    --bg-elev: #0A0A0A;
    --text: #FFFFFF;
    --text-dim: #A0A0A0;
    --accent: #00FF41;
    --border: rgba(255, 255, 255, 0.08);
    --border-strong: rgba(255, 255, 255, 0.16);
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --maxw: 1280px;
    --gutter: clamp(20px, 5vw, 64px);
  }

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

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

  body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: 'Instrument Sans', system-ui, -apple-system, sans-serif;
    font-weight: 400;
    line-height: 1.5;
    letter-spacing: -0.01em;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
  }

  img, video { max-width: 100%; display: block; }

  a { color: inherit; text-decoration: none; }
  button { font: inherit; cursor: pointer; }

  ::selection { background: var(--accent); color: #000; }

  .wrap {
    width: 100%;
    max-width: var(--maxw);
    margin: 0 auto;
    padding: 0 var(--gutter);
  }

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

  /* ==================================================
     CTA BUTTONS
     ================================================== */
  .cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: var(--accent);
    color: #000;
    font-weight: 600;
    letter-spacing: -0.01em;
    padding: 14px 26px;
    border: none;
    border-radius: 999px;
    font-size: 1rem;
    transition: transform 160ms ease, box-shadow 200ms ease, filter 160ms ease;
    white-space: nowrap;
  }
  .cta:hover,
  .cta:focus-visible {
    box-shadow: 0 0 0 2px rgba(0, 255, 65, 0.18), 0 0 32px rgba(0, 255, 65, 0.35);
    filter: brightness(1.05);
    outline: none;
  }
  .cta:active { transform: translateY(1px); }

  .cta-lg {
    padding: 18px 34px;
    font-size: 1.05rem;
  }

  .cta-ghost {
    background: transparent;
    color: var(--text);
    border: 1px solid var(--border-strong);
  }
  .cta-ghost:hover {
    border-color: var(--accent);
    color: var(--accent);
    box-shadow: none;
  }

  /* ==================================================
     NAV
     ================================================== */
  .nav {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: saturate(140%) blur(14px);
    -webkit-backdrop-filter: saturate(140%) blur(14px);
    border-bottom: 1px solid var(--border);
  }
  .nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
  }
 .nav-logo img {
    height: 50px!important;
    width: auto;
}
  .nav .cta { padding: 11px 20px; font-size: 0.85rem; }

  /* ==================================================
     HERO — full-bleed cinemático
     ================================================== */
  .hero {
    position: relative;
    width: 100%;
    height: clamp(600px, 90vh, 900px);
    overflow: hidden;
    background: #000;
  }
  .hero-asset {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
  }
  /* Placeholder de fondo: queda DETRÁS de los videos. Sólo negro — sin texto visible — para que no se asome entre fades. */
  .hero-placeholder {
    position: absolute;
    inset: 0;
    z-index: 0;
    background: #000;
    /* texto oculto visualmente, queda para QA */
    color: transparent;
    font-size: 0;
    pointer-events: none;
  }
  .hero-asset { z-index: 1; }

  /* Crossfade limpio: las dos opacidades suman 1 en todo momento (sin destello). */
  .hero-video {
    opacity: 0;
    animation-duration: 14s;
    animation-timing-function: linear;
    animation-iteration-count: infinite;
  }
  .hero-video-a { animation-name: hero-fade-a; }
  .hero-video-b { animation-name: hero-fade-b; }

  @keyframes hero-fade-a {
    0%, 42%   { opacity: 1; }
    50%, 92%  { opacity: 0; }
    100%      { opacity: 1; }
  }
  @keyframes hero-fade-b {
    0%, 42%   { opacity: 0; }
    50%, 92%  { opacity: 1; }
    100%      { opacity: 0; }
  }

  .hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
      90deg,
      rgba(0, 0, 0, 0.75) 0%,
      rgba(0, 0, 0, 0.4) 50%,
      rgba(0, 0, 0, 0.1) 100%
    );
    /* refuerzo inferior para legibilidad en mobile */
    z-index: 1;
  }
  .hero-overlay::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 55%, rgba(0,0,0,0.55) 100%);
    pointer-events: none;
  }

  .hero-content {
    position: relative;
    z-index: 2;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding-left: clamp(24px, 6vw, 96px);
    padding-right: clamp(24px, 5vw, 64px);
    max-width: 820px;
  }
  .hero-kicker {
    color: var(--accent);
    font-weight: 500;
    font-size: clamp(0.85rem, 1.05vw, 1rem);
    letter-spacing: -0.005em;
    margin: 0 0 22px;
    max-width: 560px;
    line-height: 1.4;
  }
  .hero-headline {
    font-weight: 600;
    font-size: clamp(2.6rem, 7.5vw, 5.5rem);
    line-height: 1.02;
    letter-spacing: -0.035em;
    margin: 0 0 22px;
    max-width: 760px;
    text-wrap: balance;
  }
  .hero-headline span { display: block; }
  .hero-sub {
    color: var(--text);
    font-size: clamp(1.05rem, 1.6vw, 1.35rem);
    font-weight: 400;
    margin: 0 0 30px;
    max-width: 540px;
  }
  .hero-cta { align-self: flex-start; }

  /* Indicador scroll discreto */
  .hero-scroll {
    position: absolute;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    color: var(--text-dim);
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    opacity: 0.6;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
  }
  .hero-scroll::after {
    content: "";
    width: 1px;
    height: 28px;
    background: linear-gradient(to bottom, var(--text-dim), transparent);
  }

  @media (max-width: 720px) {
    .hero { height: 60vh; min-height: 480px; }
    .hero-content {
      padding-left: clamp(20px, 6vw, 32px);
      padding-right: 20px;
    }
    .hero-overlay {
      background: linear-gradient(
        180deg,
        rgba(0, 0, 0, 0.55) 0%,
        rgba(0, 0, 0, 0.65) 100%
      );
    }
    .hero-scroll { display: none; }
  }

  /* ==================================================
     SECTION SCAFFOLDING
     ================================================== */
  section { position: relative; }
  .section { padding: clamp(72px, 10vw, 128px) 0; }

  .eyebrow {
    display: inline-block;
    color: var(--accent);
    font-weight: 500;
    font-size: 0.95rem;
    letter-spacing: -0.005em;
    margin-bottom: 18px;
  }
  .h-section {
    font-weight: 600;
    font-size: clamp(2rem, 4.6vw, 3.4rem);
    line-height: 1.05;
    letter-spacing: -0.035em;
    margin: 0 0 28px;
    text-wrap: balance;
  }
  .lead { color: var(--text-dim); max-width: 640px; }

  /* ==================================================
     CURSOS
     ================================================== */
  .courses-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 32px;
    margin-bottom: 56px;
    flex-wrap: wrap;
  }
  .courses-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
  }
  @media (max-width: 880px) {
    .courses-grid { grid-template-columns: 1fr; gap: 20px; }
  }
  .course {
    position: relative;
    background: var(--bg-elev);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: clamp(28px, 4vw, 44px);
    display: flex;
    flex-direction: column;
    gap: 22px;
    overflow: hidden;
    isolation: isolate;
    transition: border-color 320ms ease, transform 240ms ease, box-shadow 320ms ease;
  }
  /* Glow de color por curso — oculto, aparece en hover */
  .course::before {
    content: "";
    position: absolute;
    inset: -1px;
    border-radius: inherit;
    background:
      radial-gradient(80% 90% at 100% 0%, var(--glow, transparent) 0%, transparent 60%),
      radial-gradient(70% 80% at 0% 100%, var(--glow-2, transparent) 0%, transparent 65%);
    opacity: 0;
    z-index: -1;
    transition: opacity 420ms ease;
    pointer-events: none;
  }
  .course-music {
    --glow: rgba(168, 85, 247, 0.28);   /* morado */
    --glow-2: rgba(124, 58, 237, 0.16);
    --glow-border: rgba(168, 85, 247, 0.55);
    --glow-shadow: rgba(168, 85, 247, 0.18);
  }
  .course-video {
    --glow: rgba(255, 138, 36, 0.30);   /* naranja */
    --glow-2: rgba(255, 88, 0, 0.18);
    --glow-border: rgba(255, 138, 36, 0.55);
    --glow-shadow: rgba(255, 138, 36, 0.20);
  }
  .course:hover {
    transform: translateY(-2px);
    border-color: var(--glow-border, rgba(0, 255, 65, 0.4));
    box-shadow: 0 24px 60px -20px var(--glow-shadow, transparent);
  }
  .course:hover::before { opacity: 1; }
  .course-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--accent);
    font-size: 0.9rem;
    letter-spacing: -0.005em;
    font-weight: 500;
  }
  .course-tag::before {
    content: "";
    width: 6px; height: 6px;
    background: var(--accent);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--accent);
  }
  .course-title {
    font-size: clamp(1.7rem, 3vw, 2.4rem);
    font-weight: 600;
    letter-spacing: -0.03em;
    line-height: 1.02;
    margin: 0;
  }
  .course-title .accent { display: block; }
  .course-meta {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    color: var(--text-dim);
    font-size: 0.95rem;
    font-weight: 400;
    letter-spacing: -0.005em;
  }
  .course-meta span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
  }
  .course-meta span + span::before {
    content: "·";
    margin-right: 8px;
    color: var(--border-strong);
  }
  .course-desc {
    color: var(--text-dim);
    margin: 0;
    font-size: 1rem;
    line-height: 1.55;
  }
  .course-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
  }
  .course-list li {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    font-size: 0.95rem;
    color: var(--text);
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
  }
  .course-list li:last-child { border-bottom: none; }
  .course-list li::before {
    content: "→";
    color: var(--accent);
    font-weight: 800;
    flex-shrink: 0;
  }
  .course-foot {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
    margin-top: auto;
    padding-top: 12px;
    border-top: 1px solid var(--border);
  }
  .price {
    display: flex;
    flex-direction: column;
    gap: 2px;
  }
  .price-old {
    color: var(--text-dim);
    text-decoration: line-through;
    font-size: 0.95rem;
  }
  .price-new {
    color: var(--accent);
    font-weight: 600;
    font-size: 1.9rem;
    letter-spacing: -0.03em;
    line-height: 1;
  }
  .price-new small {
    font-size: 0.85rem;
    color: var(--text-dim);
    font-weight: 500;
    letter-spacing: -0.005em;
    margin-left: 4px;
  }
  .instructor-line {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 8px;
    color: var(--text-dim);
    font-size: 0.85rem;
  }
  .instructor-line strong { color: var(--text); font-weight: 700; }
  .instructor-dot {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    overflow: hidden;
    border: 1px solid var(--border-strong);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent);
    background: linear-gradient(135deg, #222, #0a0a0a);
    flex-shrink: 0;
  }
  .instructor-dot img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
  }

  /* ==================================================
     STACK DE HERRAMIENTAS
     ================================================== */
  .stack-section {
    background:
      radial-gradient(ellipse at top, rgba(0,255,65,0.06), transparent 60%),
      var(--bg);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
  }
  .stack-head {
    text-align: center;
    margin-bottom: 56px;
  }
  .stack-head .h-section { margin-left: auto; margin-right: auto; max-width: 18ch; }
  .stack-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 14px;
    max-width: 960px;
    margin: 0 auto 48px;
  }
  @media (max-width: 720px) {
    .stack-grid { grid-template-columns: repeat(3, 1fr); }
  }
  @media (max-width: 420px) {
    .stack-grid { grid-template-columns: repeat(2, 1fr); }
  }
  .tool {
    aspect-ratio: 1 / 1;
    background: var(--bg-elev);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: border-color 180ms ease, transform 180ms ease;
    padding: 12px;
  }
  .tool:hover {
    border-color: rgba(0,255,65,0.35);
    transform: translateY(-2px);
  }
  .tool-mark {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: linear-gradient(135deg, #1a1a1a, #050505);
    border: 1px solid var(--border-strong);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 1rem;
    color: var(--accent);
  }
  .tool-name {
    font-size: 0.78rem;
    color: var(--text-dim);
    text-align: center;
    font-weight: 500;
  }

  .stack-cta {
    text-align: center;
  }

  /* ==================================================
     PROMPTS STRIP
     ================================================== */
  .prompts {
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    background: var(--bg-elev);
  }
  .prompts-inner {
    padding: 36px 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 18px;
    text-align: center;
    flex-wrap: wrap;
  }
  .prompts-star {
    width: 32px;
    height: 32px;
    flex-shrink: 0;
    color: var(--accent);
    filter: drop-shadow(0 0 10px rgba(0,255,65,0.45));
  }
  .prompts p {
    margin: 0;
    font-size: clamp(1.05rem, 2vw, 1.4rem);
    font-weight: 500;
    letter-spacing: -0.02em;
  }
  .prompts p strong { color: var(--accent); font-weight: 600; }

  /* ==================================================
     CLOSING CTA
     ================================================== */
  .closing {
    padding: clamp(80px, 12vw, 160px) 0;
    text-align: center;
  }
  .closing p {
    font-size: clamp(1.25rem, 2.2vw, 1.85rem);
    line-height: 1.3;
    max-width: 38ch;
    margin: 0 auto 36px;
    font-weight: 600;
    letter-spacing: -0.025em;
    text-wrap: balance;
  }
  @media (max-width: 720px) {
    .closing p { max-width: 28ch; }
  }
  .closing p .accent { font-weight: 600; }

  /* ==================================================
     INSTRUCTORES
     ================================================== */
  .instructors {
    border-top: 1px solid var(--border);
  }
  .instructors-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 48px;
    flex-wrap: wrap;
  }
  .instructors-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }
  @media (max-width: 880px) {
    .instructors-grid { grid-template-columns: repeat(2, 1fr); }
  }
  @media (max-width: 560px) {
    .instructors-grid { grid-template-columns: 1fr; gap: 16px; }
  }
  .person {
    display: flex;
    flex-direction: column;
    gap: 16px;
  }
  .person-photo {
    aspect-ratio: 3 / 4;
    background:
      radial-gradient(ellipse at 30% 25%, rgba(0,255,65,0.10), transparent 60%),
      linear-gradient(155deg, #141414, #050505);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: border-color 320ms ease;
  }
  .person:hover .person-photo {
    border-color: rgba(0, 255, 65, 0.35);
  }
  /* Bio overlay — aparece en hover */
  .person-bio {
    position: absolute;
    inset: 0;
    z-index: 3;
    padding: 22px 20px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    background: linear-gradient(180deg, rgba(0,0,0,0) 0%, rgba(0,0,0,0.4) 35%, rgba(0,0,0,0.92) 100%);
    opacity: 0;
    transition: opacity 320ms ease;
    pointer-events: none;
  }
  .person:hover .person-bio,
  .person:focus-within .person-bio {
    opacity: 1;
  }
  .person-bio p {
    margin: 0;
    color: #fff;
    font-size: 0.88rem;
    line-height: 1.45;
    letter-spacing: -0.005em;
    transform: translateY(8px);
    transition: transform 360ms cubic-bezier(.2,.7,.2,1);
  }
  .person:hover .person-bio p { transform: none; }
  .person-bio-tag {
    display: inline-flex;
    align-self: flex-start;
    margin-bottom: 10px;
    padding: 4px 10px;
    border-radius: 999px;
    background: var(--accent);
    color: #000;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.01em;
  }
  .person-photo img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    z-index: 0;
    transition: transform 600ms ease;
  }
  .person:hover .person-photo img { transform: scale(1.03); }
  .person-photo::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 50%, rgba(0,0,0,0.6) 100%);
  }
  .person-initials {
    font-weight: 600;
    font-size: clamp(3rem, 6vw, 5rem);
    color: var(--text);
    opacity: 0.18;
    letter-spacing: -0.05em;
    position: relative;
    z-index: 1;
  }
  .person-info { padding: 0 4px; }
  .person-name {
    font-weight: 600;
    font-size: 1.2rem;
    letter-spacing: -0.02em;
    margin: 0 0 4px;
  }
  .person-role {
    color: var(--text-dim);
    font-size: 0.95rem;
    margin: 0;
  }

  /* ==================================================
     FAQ
     ================================================== */
  .faq {
    border-top: 1px solid var(--border);
  }
  .faq-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 2fr);
    gap: 64px;
  }
  @media (max-width: 880px) {
    .faq-grid { grid-template-columns: 1fr; gap: 32px; }
  }
  .faq-list {
    display: flex;
    flex-direction: column;
  }
  .faq-item {
    border-top: 1px solid var(--border);
  }
  .faq-item:last-child { border-bottom: 1px solid var(--border); }
  .faq-q {
    width: 100%;
    background: transparent;
    border: none;
    color: var(--text);
    text-align: left;
    padding: 22px 0;
    font-size: clamp(1rem, 1.6vw, 1.15rem);
    font-weight: 600;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    letter-spacing: -0.005em;
  }
  .faq-q .plus {
    width: 28px; height: 28px;
    border-radius: 50%;
    border: 1px solid var(--border-strong);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    flex-shrink: 0;
    transition: transform 240ms ease, background 180ms ease;
    font-weight: 800;
  }
  .faq-item[data-open="true"] .faq-q .plus {
    background: var(--accent);
    color: #000;
    transform: rotate(45deg);
  }
  .faq-a {
    overflow: hidden;
    max-height: 0;
    transition: max-height 320ms ease;
  }
  .faq-a-inner {
    padding: 0 0 24px;
    color: var(--text-dim);
    line-height: 1.55;
    max-width: 60ch;
  }

  /* ==================================================
     FOOTER
     ================================================== */
  .footer {
    border-top: 1px solid var(--border);
    padding: 64px 0 32px;
  }
  .footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 48px;
  }
  @media (max-width: 720px) {
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  }
  .footer-brand img { height: 32px; margin-bottom: 16px; }
  .footer-brand p { color: var(--text-dim); margin: 0; max-width: 32ch; font-size: 0.9rem; }
  .footer h4 {
    font-size: 0.95rem;
    letter-spacing: -0.01em;
    color: var(--text-dim);
    font-weight: 500;
    margin: 0 0 16px;
  }
  .footer ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
  .footer a { color: var(--text); transition: color 160ms ease; font-size: 0.95rem; }
  .footer a:hover { color: var(--accent); }
  .footer-bottom {
    border-top: 1px solid var(--border);
    padding-top: 24px;
    display: flex;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    color: var(--text-dim);
    font-size: 0.8rem;
  }

  /* ==================================================
     PRÓXIMOS TALLERES
     ================================================== */
  .upcoming {
    position: relative;
    border-top: 1px solid var(--border);
    background:
      radial-gradient(80% 60% at 100% 0%, rgba(168, 85, 247, 0.06), transparent 70%),
      radial-gradient(70% 60% at 0% 100%, rgba(255, 138, 36, 0.05), transparent 65%),
      var(--bg);
  }
  .upcoming-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 32px;
    margin-bottom: 48px;
    flex-wrap: wrap;
  }
  .upcoming-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--accent);
    font-weight: 500;
    font-size: 0.95rem;
    letter-spacing: -0.005em;
    margin-bottom: 18px;
  }
  .upcoming-eyebrow::before {
    content: "";
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 0 4px rgba(0, 255, 65, 0.15);
    animation: pulse 2.2s ease-in-out infinite;
  }
  @keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 4px rgba(0, 255, 65, 0.15); }
    50%      { box-shadow: 0 0 0 8px rgba(0, 255, 65, 0.06); }
  }
  .upcoming-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }
  @media (max-width: 960px) {
    .upcoming-grid { grid-template-columns: repeat(2, 1fr); }
  }
  @media (max-width: 640px) {
    .upcoming-grid { grid-template-columns: 1fr; }
  }
  .upcoming-card {
    position: relative;
    background: var(--bg-elev);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: clamp(24px, 3vw, 32px);
    display: flex;
    flex-direction: column;
    gap: 18px;
    overflow: hidden;
    isolation: isolate;
    min-height: 360px;
    transition: border-color 320ms ease, transform 240ms ease, box-shadow 320ms ease;
  }
  .upcoming-card::before {
    content: "";
    position: absolute;
    inset: -1px;
    border-radius: inherit;
    background:
      radial-gradient(80% 90% at 100% 0%, var(--glow, transparent) 0%, transparent 60%),
      radial-gradient(70% 80% at 0% 100%, var(--glow-2, transparent) 0%, transparent 65%);
    opacity: 0.5;
    z-index: -1;
    transition: opacity 420ms ease;
    pointer-events: none;
  }
  .upcoming-card:hover {
    transform: translateY(-3px);
    border-color: var(--glow-border, var(--border-strong));
    box-shadow: 0 24px 60px -20px var(--glow-shadow, transparent);
  }
  .upcoming-card:hover::before { opacity: 1; }

  .upcoming-personajes {
    --glow: rgba(168, 85, 247, 0.22);
    --glow-2: rgba(217, 70, 239, 0.14);
    --glow-border: rgba(168, 85, 247, 0.5);
    --glow-shadow: rgba(168, 85, 247, 0.18);
  }
  .upcoming-negocio {
    --glow: rgba(255, 138, 36, 0.24);
    --glow-2: rgba(255, 200, 80, 0.14);
    --glow-border: rgba(255, 138, 36, 0.5);
    --glow-shadow: rgba(255, 138, 36, 0.18);
  }
  .upcoming-web {
    --glow: rgba(56, 189, 248, 0.22);
    --glow-2: rgba(99, 102, 241, 0.14);
    --glow-border: rgba(56, 189, 248, 0.5);
    --glow-shadow: rgba(56, 189, 248, 0.18);
  }

  .upcoming-status {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    align-self: flex-start;
    padding: 6px 12px;
    border: 1px solid var(--border-strong);
    border-radius: 999px;
    font-size: 0.78rem;
    color: var(--text-dim);
    letter-spacing: -0.005em;
  }
  .upcoming-status .dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
  }
  .upcoming-title {
    font-size: clamp(1.5rem, 2.4vw, 1.9rem);
    font-weight: 600;
    letter-spacing: -0.03em;
    line-height: 1.05;
    margin: 0;
  }
  .upcoming-desc {
    color: var(--text-dim);
    margin: 0;
    font-size: 0.98rem;
    line-height: 1.5;
    flex: 1 1 auto;
  }
  .upcoming-meta {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    color: var(--text-dim);
    font-size: 0.88rem;
    margin-top: auto;
    padding-top: 8px;
  }
  .upcoming-meta span + span::before {
    content: "·";
    margin-right: 10px;
  }
  .upcoming-instructor {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-dim);
    font-size: 0.88rem;
  }
  .upcoming-instructor strong { color: var(--text); font-weight: 600; }
  .upcoming-foot {
    margin-top: auto;
    padding-top: 8px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
  }
  .upcoming-foot .cta {
    background: transparent;
    color: var(--text);
    border: 1px solid var(--border-strong);
    padding: 11px 22px;
    font-size: 0.92rem;
  }
  .upcoming-card:hover .upcoming-foot .cta {
    background: var(--accent);
    color: #000;
    border-color: var(--accent);
  }

  /* ==================================================
     INSTRUCTORES — RAIL HORIZONTAL
     ================================================== */
  .instructors-rail-wrap {
    position: relative;
    margin: 0 calc(var(--gutter) * -1);
  }
  .instructors-rail {
    display: flex;
    gap: 20px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    padding: 4px var(--gutter) 8px;
    scrollbar-width: thin;
    scrollbar-color: rgba(255,255,255,0.2) transparent;
  }
  .instructors-rail::-webkit-scrollbar { height: 6px; }
  .instructors-rail::-webkit-scrollbar-track { background: transparent; }
  .instructors-rail::-webkit-scrollbar-thumb {
    background: rgba(255,255,255,0.12);
    border-radius: 999px;
  }
  .instructors-rail::-webkit-scrollbar-thumb:hover {
    background: rgba(0,255,65,0.4);
  }
  .instructors-rail .person {
    flex: 0 0 280px;
    scroll-snap-align: start;
  }
  @media (max-width: 720px) {
    .instructors-rail .person { flex-basis: 240px; }
  }
  /* Fade edges */
  .instructors-rail-wrap::before,
  .instructors-rail-wrap::after {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    width: var(--gutter);
    pointer-events: none;
    z-index: 2;
  }
  .instructors-rail-wrap::before {
    left: 0;
    background: linear-gradient(90deg, var(--bg), transparent);
  }
  .instructors-rail-wrap::after {
    right: 0;
    background: linear-gradient(270deg, var(--bg), transparent);
  }

  .rail-controls {
    display: flex;
    gap: 8px;
    margin-top: 24px;
    padding: 0;
  }
  .rail-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 1px solid var(--border-strong);
    background: transparent;
    color: var(--text);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: background 200ms ease, border-color 200ms ease, color 200ms ease, opacity 200ms ease;
  }
  .rail-btn:hover:not(:disabled) {
    background: var(--accent);
    color: #000;
    border-color: var(--accent);
  }
  .rail-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
  }
  .rail-btn svg { width: 18px; height: 18px; }

  /* Placeholder photo (sin foto real) */
  .person-photo.is-placeholder {
    background:
      radial-gradient(ellipse at 30% 25%, var(--ph, rgba(0,255,65,0.18)), transparent 60%),
      linear-gradient(155deg, #181818, #050505);
  }
  .person-photo.is-placeholder .person-initials {
    opacity: 0.32;
  }

  /* ==================================================
     MODAL — formulario "Me interesa"
     ================================================== */
  .modal-backdrop {
    position: fixed;
    inset: 0;
    z-index: 100;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 240ms ease, visibility 240ms ease;
  }
  .modal-backdrop[data-open="true"] {
    opacity: 1;
    visibility: visible;
  }
  .modal {
    position: relative;
    width: 100%;
    max-width: 480px;
    background: var(--bg-elev);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-md);
    padding: clamp(28px, 4vw, 40px);
    transform: translateY(12px);
    transition: transform 280ms cubic-bezier(.2,.7,.2,1);
    max-height: calc(100vh - 48px);
    overflow-y: auto;
  }
  .modal-backdrop[data-open="true"] .modal { transform: none; }
  .modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--text-dim);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: color 160ms, border-color 160ms;
  }
  .modal-close:hover { color: var(--accent); border-color: var(--accent); }
  .modal h3 {
    font-size: clamp(1.4rem, 2.2vw, 1.7rem);
    font-weight: 600;
    letter-spacing: -0.03em;
    margin: 0 0 10px;
    padding-right: 40px;
  }
  .modal-lead { color: var(--text-dim); font-size: 0.95rem; margin: 0 0 24px; }
  .form-field {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 16px;
  }
  .form-field label {
    font-size: 0.85rem;
    color: var(--text-dim);
    letter-spacing: -0.005em;
  }
  .form-field input,
  .form-field select,
  .form-field textarea {
    background: #000;
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    color: var(--text);
    padding: 12px 14px;
    font: inherit;
    transition: border-color 160ms ease;
    width: 100%;
  }
  .form-field input:focus,
  .form-field select:focus,
  .form-field textarea:focus {
    outline: none;
    border-color: var(--accent);
  }
  .form-field textarea { resize: vertical; min-height: 80px; }
  .form-submit {
    width: 100%;
    margin-top: 8px;
  }
  .form-success {
    text-align: center;
    padding: 16px 0;
  }
  .form-success svg {
    width: 56px;
    height: 56px;
    color: var(--accent);
    margin: 0 auto 12px;
    display: block;
  }
  .form-success h4 {
    font-size: 1.25rem;
    font-weight: 600;
    margin: 0 0 8px;
    letter-spacing: -0.02em;
  }
  .form-success p { color: var(--text-dim); margin: 0; }

  /* ==================================================
     SCROLL REVEAL
     ================================================== */
  .reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 700ms ease, transform 700ms ease;
  }
  .reveal.is-visible {
    opacity: 1;
    transform: none;
  }

  @media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
      animation-duration: 0.001ms !important;
      transition-duration: 0.001ms !important;
    }
    .reveal { opacity: 1; transform: none; }
  }



 /* ==================================================
     INTERNAL PAGES
     ================================================== */

/* Legal / internal pages */
.site-main.inner-page {
    padding: 80px 24px 100px;
    min-height: 70vh;
}

.site-main .legal-page {
    max-width: 920px;
    margin: 0 auto;
    background: #0d0d0d;
    padding: 60px 70px;
    border-radius: 24px;
    border: 1px solid rgba(255,255,255,.08);
    box-shadow: 0 10px 30px rgba(0,0,0,.35);
}

.site-main .legal-page h1 {
    font-size: 52px;
    font-weight: 700;
    line-height: 1.05;
    margin-bottom: 32px;
}

.site-main .legal-page h2 {
    font-size: 32px;
    margin-top: 48px;
    margin-bottom: 18px;
}

.site-main .legal-page p,
.site-main .legal-page li {
    font-size: 18px;
    line-height: 1.85;
    color: rgba(255,255,255,.88);
}

.site-main .legal-page ul {
    padding-left: 24px;
    margin: 18px 0;
}

.site-main .legal-page strong {
    color: #fff;
}

/* mobile */
@media (max-width: 768px) {
    .site-main .legal-page {
        padding: 36px 24px;
        border-radius: 16px;
    }

    .site-main .legal-page h1 {
        font-size: 38px;
    }

    .site-main .legal-page h2 {
        font-size: 26px;
    }
}