/* ==========================================================================
   CiberSecUNI — Stylesheet principal
   Estética: Terminal hacker · Brand colors (rojo + azul + navy)
   Paleta basada en el logo oficial CiberSecUNI
   ========================================================================== */

:root {
  --bg:            #05060d;
  --bg-deep:       #02030a;
  --surface:       #0c0f1c;
  --surface-2:     #131829;
  --border:        #1b2238;
  --border-strong: #2a3454;

  --red:           #e63946;
  --red-soft:      #ff5765;
  --red-deep:      #b51e2b;
  --blue:          #1e88e5;
  --blue-soft:     #42a5f5;
  --blue-deep:     #0d47a1;

  --text:          var(--red);
  --text-soft:     var(--red-soft);
  --text-muted:    #6e7693;
  --accent:        var(--blue);
  --accent-soft:   var(--blue-soft);

  --alert:         #ff6b35;
  --warn:          #ffd23f;
  --ok:            #21d07a;
  --white:         #e6ecff;

  --font-mono: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
  --font-sans: 'Space Grotesk', 'Inter', system-ui, sans-serif;

  --container: 1200px;
  --container-narrow: 760px;
  --radius: 4px;
  --shadow-glow:       0 0 14px rgba(230, 57, 70, 0.35);
  --shadow-glow-blue:  0 0 14px rgba(30, 136, 229, 0.35);
  --shadow-glow-cyan:  var(--shadow-glow-blue);

  --transition: 0.18s ease;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--white);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  background-image:
    radial-gradient(circle at 18% 0%, rgba(30, 136, 229, 0.10), transparent 45%),
    radial-gradient(circle at 82% 100%, rgba(230, 57, 70, 0.10), transparent 45%),
    radial-gradient(circle at 50% 50%, rgba(13, 71, 161, 0.06), transparent 60%);
  background-attachment: fixed;
}

img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; padding: 0; margin: 0; }
a { color: var(--accent); text-decoration: none; transition: color var(--transition), text-shadow var(--transition); }
a:hover, a:focus-visible { color: var(--accent-soft); text-shadow: var(--shadow-glow-blue); }
button { font-family: inherit; cursor: pointer; }
:focus-visible { outline: 2px dashed var(--accent); outline-offset: 3px; }

.skip-link {
  position: absolute; top: -40px; left: 0;
  background: var(--red); color: var(--white);
  padding: 0.5rem 1rem; z-index: 100;
}
.skip-link:focus { top: 0; }

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 1.5rem; }
.container--narrow { max-width: var(--container-narrow); }

h1, h2, h3, h4, h5, .mono, code, pre, .prompt, .nav, .brand, .post-card__category, .filter-bar,
.terminal-block, .stat-card__number, .achievement-card__badge, .challenge-info,
.btn, .hero__title, .section-title {
  font-family: var(--font-mono);
}
h1, h2, h3 { color: var(--white); margin: 0 0 0.5rem; line-height: 1.25; letter-spacing: -0.01em; }
h1 { font-size: clamp(2rem, 4vw, 3rem); }
h2 { font-size: 1.6rem; }
h3 { font-size: 1.2rem; }
p { margin: 0 0 1rem; }
.muted { color: var(--text-muted); }
.prompt { color: var(--red); margin-right: 0.4rem; }
.divider { border: 0; border-top: 1px dashed var(--border-strong); margin: 2.5rem 0; }
.subsection-title {
  color: var(--red);
  font-family: var(--font-mono);
  font-size: 1.25rem;
  margin: 2.5rem 0 1.25rem;
  letter-spacing: 0.02em;
}

/* MATRIX BG */
.matrix-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.35;
  mix-blend-mode: screen;
}
@media (prefers-reduced-motion: reduce) {
  .matrix-bg { display: none; }
}

body::before {
  content: '';
  position: fixed; inset: 0; pointer-events: none; z-index: -1;
  background: repeating-linear-gradient(
    0deg,
    rgba(255, 255, 255, 0.012) 0,
    rgba(255, 255, 255, 0.012) 1px,
    transparent 1px,
    transparent 3px
  );
}

/* HEADER */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(5, 6, 13, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.site-header__inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; padding-block: 0.75rem;
}
.brand {
  display: inline-flex; align-items: center; gap: 0.55rem;
  font-family: var(--font-mono); font-weight: 700;
  color: var(--white);
}
.brand__logo {
  width: 38px; height: 38px;
  border-radius: 6px;
  background: #000;
  padding: 2px;
  border: 1px solid var(--border-strong);
  transition: box-shadow var(--transition), transform var(--transition);
}
.brand:hover .brand__logo { box-shadow: var(--shadow-glow); transform: rotate(-3deg); }
.brand:hover { color: var(--white); }
.brand__prompt { color: var(--text-muted); font-size: 0.78rem; display: none; }
.brand__name { font-size: 1.05rem; }
.brand__name .brand__bracket { color: var(--red); }
.brand__name .brand__core   { color: var(--white); }
.brand__name .brand__suffix { color: var(--blue); }
.brand__cursor { color: var(--blue); animation: blink 1s steps(2, end) infinite; }
@media (min-width: 600px) { .brand__prompt { display: inline; } }

.nav__list { display: flex; flex-wrap: wrap; gap: 0.25rem 0.6rem; }
.nav__link {
  color: var(--white); padding: 0.4rem 0.55rem;
  font-family: var(--font-mono); font-size: 0.92rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition: all var(--transition);
}
.nav__link .nav__bracket { color: var(--red); margin: 0 2px; transition: color var(--transition); }
.nav__link:hover, .nav__link.is-active {
  color: var(--white);
  background: rgba(30, 136, 229, 0.10);
  border-color: rgba(30, 136, 229, 0.35);
}
.nav__link:hover .nav__bracket, .nav__link.is-active .nav__bracket { color: var(--blue-soft); }

.nav-toggle { display: none; background: transparent; border: 1px solid var(--border-strong); padding: 0.4rem; border-radius: var(--radius); }
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--white); margin: 4px 0; }

@media (max-width: 880px) {
  .nav-toggle { display: block; }
  .primary-nav {
    position: absolute; left: 0; right: 0; top: 100%;
    background: var(--surface); border-bottom: 1px solid var(--border);
    padding: 1rem 1.5rem; display: none;
  }
  .primary-nav.is-open { display: block; }
  .nav__list { flex-direction: column; }
}

/* HERO */
.hero {
  position: relative;
  padding: clamp(3rem, 8vw, 6rem) 0 clamp(2rem, 5vw, 4rem);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}
.hero::after {
  content: '';
  position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(circle at 0% 50%, rgba(230, 57, 70, 0.12), transparent 35%),
    radial-gradient(circle at 100% 50%, rgba(30, 136, 229, 0.12), transparent 35%);
}
.hero__scanlines {
  position: absolute; inset: 0;
  background: repeating-linear-gradient(
    0deg,
    rgba(30, 136, 229, 0.04) 0,
    rgba(30, 136, 229, 0.04) 1px,
    transparent 1px,
    transparent 3px
  );
  pointer-events: none;
}
.hero__inner { position: relative; z-index: 1; }
.hero__path {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  margin: 0 0 0.5rem;
}
.hero__title {
  color: var(--white);
  font-size: clamp(1.6rem, 4.4vw, 3rem);
  margin: 0 0 1.25rem;
  word-break: break-word;
}
.hero__title .hero__typed { color: var(--red); }
.hero__cursor { color: var(--blue); animation: blink 1s steps(2, end) infinite; }
.hero__subtitle {
  font-size: clamp(1rem, 1.6vw, 1.2rem);
  color: var(--white);
  max-width: 60ch;
  line-height: 1.6;
}
.hero__cta { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 2rem; }
.hero__exit-status {
  margin-top: 2.5rem;
  font-family: var(--font-mono);
  color: var(--text-muted);
  font-size: 0.85rem;
}
.hero__exit-status .ok { color: var(--ok); }

@keyframes blink { 0%, 49% { opacity: 1; } 50%, 100% { opacity: 0; } }

.partner-strip {
  position: relative;
  padding: 1.5rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: linear-gradient(90deg, rgba(230, 57, 70, 0.06), transparent 30%, transparent 70%, rgba(30, 136, 229, 0.06));
}
.partner-strip__row {
  display: flex; flex-wrap: wrap; align-items: center;
  justify-content: center; gap: 1.5rem 2.5rem;
  font-family: var(--font-mono); font-size: 0.92rem;
  color: var(--text-muted);
}
.partner-strip__row strong { color: var(--white); }
.partner-strip__badge {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.4rem 0.85rem;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  background: rgba(255,255,255,0.02);
  color: var(--white);
  transition: all var(--transition);
}
.partner-strip__badge--htb { color: #9fef00; border-color: rgba(159, 239, 0, 0.45); }
.partner-strip__badge--htb:hover { box-shadow: 0 0 12px rgba(159, 239, 0, 0.35); }
.partner-strip__badge--meetup { color: var(--blue-soft); border-color: rgba(30, 136, 229, 0.45); }
.partner-strip__badge--meetup:hover { box-shadow: var(--shadow-glow-blue); }

.alpaca-hero {
  position: relative; padding: 5rem 0 3rem;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(255, 107, 53, 0.10), transparent);
}
.alpaca-hero .hero__title { color: var(--alert); }

/* BUTTONS */
.btn {
  display: inline-flex; align-items: center; gap: 0.4rem;
  padding: 0.7rem 1.1rem;
  border-radius: var(--radius);
  border: 1px solid var(--border-strong);
  font-family: var(--font-mono); font-size: 0.95rem;
  text-decoration: none;
  transition: all var(--transition);
  background: transparent;
  color: var(--white);
}
.btn__bracket { color: var(--blue-soft); }
.btn--primary {
  background: var(--red); color: #fff; border-color: var(--red);
}
.btn--primary:hover {
  background: transparent; color: var(--red-soft);
  box-shadow: var(--shadow-glow); text-shadow: var(--shadow-glow);
}
.btn--primary .btn__bracket { color: #fff; }
.btn--primary:hover .btn__bracket { color: var(--red-soft); }
.btn--secondary { color: var(--blue-soft); border-color: var(--blue); }
.btn--secondary:hover { background: var(--blue); color: #fff; box-shadow: var(--shadow-glow-blue); }
.btn--ghost { color: var(--white); border-color: var(--border-strong); }
.btn--ghost:hover { color: var(--blue-soft); border-color: var(--blue); box-shadow: var(--shadow-glow-blue); }

/* SECCIONES */
.page-section { padding: 3rem 0 5rem; }
.page-header { margin-bottom: 2rem; padding-bottom: 1.5rem; border-bottom: 1px dashed var(--border-strong); }
.page-header__path { color: var(--text-muted); font-family: var(--font-mono); font-size: 0.85rem; margin: 0 0 0.5rem; }
.page-header__title { font-size: clamp(1.6rem, 3.2vw, 2.4rem); color: var(--white); }
.page-header__title .prompt { color: var(--red); }
.page-header__desc { color: var(--white); max-width: 70ch; }
.section-title {
  color: var(--white); font-size: 1.2rem; margin: 3rem 0 1.5rem;
  letter-spacing: 0.02em;
}
.section-title .prompt { color: var(--red); }
.section-cta { margin-top: 2rem; }

/* STATS */
.stats { padding: 3rem 0; border-bottom: 1px solid var(--border); background: var(--surface); }
.stats__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
}
.stat-card {
  padding: 1.5rem 1rem; text-align: center;
  border: 1px solid var(--border-strong); border-radius: var(--radius);
  background: var(--surface-2);
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}
.stat-card:hover { border-color: var(--blue); box-shadow: var(--shadow-glow-blue); transform: translateY(-2px); }
.stat-card__icon { display: block; color: var(--blue-soft); font-family: var(--font-mono); font-size: 0.9rem; margin-bottom: 0.5rem; }
.stat-card__number { font-size: 2.5rem; color: var(--red); font-weight: 700; }
.stat-card__suffix  { font-size: 1.5rem; color: var(--blue-soft); }
.stat-card__label { color: var(--white); margin: 0.5rem 0 0; font-size: 0.95rem; }

/* POST GRID */
.post-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
}
.post-grid > [data-categoria][hidden] { display: none; }
.post-card {
  border: 1px solid var(--border-strong);
  background: var(--surface);
  border-radius: var(--radius);
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.post-card:hover { border-color: var(--red); transform: translateY(-2px); box-shadow: var(--shadow-glow); }
.post-card__link { display: block; padding: 1.25rem; color: inherit; height: 100%; }
.post-card__header {
  display: flex; justify-content: space-between; gap: 0.5rem;
  font-family: var(--font-mono); font-size: 0.78rem;
  color: var(--text-muted); margin-bottom: 0.5rem;
}
.post-card__category { color: var(--blue-soft); }
.post-card__title { font-size: 1.1rem; color: var(--white); margin: 0.25rem 0 0.6rem; }
.post-card__excerpt { color: var(--text-muted); font-size: 0.95rem; }
.post-card__footer {
  display: flex; justify-content: space-between; align-items: center;
  margin-top: 1rem; font-family: var(--font-mono); font-size: 0.78rem;
  color: var(--text-muted);
}
.post-card__tags {
  display: flex; flex-wrap: wrap; gap: 0.3rem; margin-top: 0.6rem;
  font-family: var(--font-mono); font-size: 0.75rem;
}
.post-card__tags li { color: var(--blue-soft); }

.filter-bar { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: 1.25rem; }
.filter-bar__btn {
  background: transparent; border: 1px solid var(--border-strong);
  color: var(--white); padding: 0.4rem 0.7rem;
  font-family: var(--font-mono); font-size: 0.85rem;
  border-radius: var(--radius); transition: all var(--transition);
}
.filter-bar__btn:hover { border-color: var(--blue); color: var(--blue-soft); }
.filter-bar__btn.is-active { background: var(--red); color: #fff; border-color: var(--red); }

/* ACHIEVEMENTS */
.achievement-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1.25rem;
}
.achievement-card {
  position: relative;
  padding: 1.5rem 1.25rem;
  border: 1px solid var(--border-strong);
  background: var(--surface);
  border-radius: var(--radius);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.achievement-card:hover { border-color: var(--blue); box-shadow: var(--shadow-glow-blue); }
.achievement-card__badge {
  display: inline-block; padding: 0.2rem 0.5rem;
  background: var(--red); color: #fff;
  font-family: var(--font-mono); font-size: 0.75rem;
  border-radius: 2px; margin-bottom: 0.75rem;
}
.achievement-card--featured .achievement-card__badge { background: var(--blue); }
.achievement-card__title { font-size: 1.1rem; color: var(--white); margin: 0 0 0.25rem; }
.achievement-card__event { color: var(--blue-soft); font-family: var(--font-mono); font-size: 0.85rem; margin: 0 0 0.5rem; }
.achievement-card__meta { color: var(--text-muted); font-family: var(--font-mono); font-size: 0.85rem; margin: 0 0 0.75rem; }
.achievement-card__desc { color: var(--white); font-size: 0.95rem; margin: 0; }

/* MASONRY */
.masonry { column-count: 3; column-gap: 1.25rem; }
.masonry__item {
  break-inside: avoid;
  margin-bottom: 1.25rem;
  padding: 1.5rem 1.25rem;
  border: 1px solid var(--border-strong);
  background: var(--surface);
  border-radius: var(--radius);
}
.masonry__item:hover { border-color: var(--blue); }
.masonry__badge {
  display: inline-block; padding: 0.2rem 0.55rem;
  background: var(--blue); color: #fff;
  font-family: var(--font-mono); font-size: 0.78rem;
  border-radius: 2px; margin-bottom: 0.75rem;
}
.masonry__title { font-size: 1.15rem; color: var(--white); margin: 0 0 0.25rem; }
.masonry__event { color: var(--blue-soft); font-family: var(--font-mono); margin: 0 0 0.4rem; font-size: 0.9rem; }
.masonry__meta { color: var(--text-muted); font-family: var(--font-mono); margin: 0 0 0.75rem; font-size: 0.85rem; }
@media (max-width: 880px) { .masonry { column-count: 2; } }
@media (max-width: 560px) { .masonry { column-count: 1; } }

/* EVENTOS */
.events-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
}
.event-card {
  padding: 1.5rem;
  border: 1px solid var(--border-strong);
  background: var(--surface);
  border-radius: var(--radius);
}
.event-card--featured { border-color: var(--alert); box-shadow: 0 0 12px rgba(255, 107, 53, 0.18); }
.event-card--past { opacity: 0.85; }
.event-card__header {
  display: flex; justify-content: space-between; gap: 0.5rem;
  font-family: var(--font-mono); font-size: 0.85rem; margin-bottom: 0.5rem;
}
.event-card__date { color: var(--blue-soft); }
.event-card__place { color: var(--text-muted); }
.event-card__title { font-size: 1.15rem; margin: 0.25rem 0 0.6rem; }
.event-card__title a { color: var(--white); }
.event-card__title a:hover { color: var(--red-soft); }

/* EQUIPO */
.team-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1.25rem;
}
.member-card {
  padding: 1.25rem;
  border: 1px solid var(--border-strong);
  background: var(--surface);
  border-radius: var(--radius);
  text-align: center;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.member-card:hover { border-color: var(--red); box-shadow: var(--shadow-glow); }
.member-card__photo {
  width: 96px; height: 96px; margin: 0 auto 1rem;
  border-radius: 50%; overflow: hidden; background: var(--surface-2);
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--border-strong);
}
.member-card__photo img { width: 100%; height: 100%; object-fit: cover; }
.member-card__placeholder {
  font-family: var(--font-mono); font-size: 1.5rem;
  color: var(--blue-soft); font-weight: 700;
}
.member-card__name { font-size: 1.05rem; color: var(--white); margin: 0 0 0.25rem; }
.member-card__role { color: var(--blue-soft); font-family: var(--font-mono); font-size: 0.85rem; margin: 0 0 0.4rem; }
.member-card__uni { color: var(--text-muted); font-size: 0.85rem; margin: 0 0 0.6rem; }
.member-card__bio { color: var(--white); font-size: 0.88rem; }
.member-card__social { display: flex; justify-content: center; gap: 0.4rem; margin-top: 0.5rem; }
.member-card__social a {
  font-family: var(--font-mono); font-size: 0.78rem;
  color: var(--blue-soft); border: 1px solid var(--border-strong);
  padding: 0.2rem 0.4rem; border-radius: 3px;
}
.member-card--alumni { text-align: left; }
.team-grid--alumni { grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }

.contact-form { display: grid; gap: 1rem; max-width: 600px; margin: 1rem 0 2rem; }
.form-row { display: flex; flex-direction: column; gap: 0.35rem; }
.form-row label { font-family: var(--font-mono); color: var(--blue-soft); font-size: 0.9rem; }
.form-row input, .form-row select, .form-row textarea {
  background: var(--surface); border: 1px solid var(--border-strong);
  color: var(--white); padding: 0.7rem; border-radius: var(--radius);
  font-family: var(--font-mono); font-size: 0.95rem;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus {
  outline: none; border-color: var(--red); box-shadow: var(--shadow-glow);
}
.hidden-field { position: absolute; left: -9999px; }

/* PRENSA */
.press-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
}
.press-card {
  padding: 1.5rem;
  border: 1px solid var(--border-strong);
  background: var(--surface);
  border-radius: var(--radius);
}
.press-card:hover { border-color: var(--blue); }
.press-card__header {
  display: flex; justify-content: space-between; gap: 0.5rem;
  font-family: var(--font-mono); font-size: 0.82rem; margin-bottom: 0.5rem;
}
.press-card__medium { color: var(--red-soft); font-weight: 700; }
.press-card__header time { color: var(--text-muted); }
.press-card__title { font-size: 1.05rem; color: var(--white); margin: 0 0 0.6rem; }
.press-card__excerpt { color: var(--white); font-size: 0.93rem; margin: 0 0 1rem; }

/* COLABORACIONES */
.partners-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1.25rem;
}
.partner-card {
  padding: 1.5rem;
  border: 1px solid var(--border-strong);
  background: var(--surface);
  border-radius: var(--radius);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.partner-card:hover { border-color: var(--blue); box-shadow: var(--shadow-glow-blue); }
.partner-card--featured { border-color: var(--red); }
.partner-card--featured:hover { box-shadow: var(--shadow-glow); }
.partner-card__header { margin-bottom: 1rem; }
.partner-card__placeholder {
  font-family: var(--font-mono);
  color: var(--blue-soft);
  border: 1px dashed var(--blue);
  padding: 1.5rem 0.5rem;
  text-align: center;
  border-radius: var(--radius);
}
.partner-card__name { font-size: 1.05rem; color: var(--white); margin: 0 0 0.25rem; }
.partner-card__type { color: var(--red-soft); font-family: var(--font-mono); font-size: 0.85rem; margin: 0 0 0.6rem; }

/* POST SINGLE */
.post-single { padding: 3rem 0 5rem; }
.post-single__path { color: var(--text-muted); font-family: var(--font-mono); font-size: 0.85rem; margin: 0 0 0.5rem; }
.post-single__category { color: var(--blue-soft); font-family: var(--font-mono); font-size: 0.85rem; }
.post-single__title { font-size: clamp(1.7rem, 3.5vw, 2.6rem); color: var(--white); margin: 0.4rem 0 1rem; }
.post-single__meta { color: var(--text-muted); font-family: var(--font-mono); font-size: 0.85rem; }
.post-single__meta span { margin-right: 0.25rem; }
.post-single__tags { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: 0.75rem; font-family: var(--font-mono); font-size: 0.82rem; }
.post-single__tags li { color: var(--blue-soft); }
.post-single__cover { margin: 1.5rem 0; }
.post-single__cover img { border-radius: var(--radius); border: 1px solid var(--border-strong); }
.post-single__content { margin-top: 2rem; }
.post-single__content h2 { color: var(--red); margin-top: 2.5rem; padding-top: 1.5rem; border-top: 1px dashed var(--border-strong); }
.post-single__content h3 { color: var(--blue-soft); margin-top: 2rem; }
.post-single__content p, .post-single__content li { color: var(--white); }
.post-single__content code:not(pre code) {
  background: var(--surface);
  border: 1px solid var(--border-strong);
  padding: 0.1rem 0.4rem; border-radius: 3px;
  color: var(--blue-soft); font-size: 0.92em;
}
.post-single__content pre {
  background: var(--surface); border: 1px solid var(--border-strong);
  padding: 1rem; border-radius: var(--radius);
  overflow-x: auto; line-height: 1.5;
}
.post-single__content blockquote {
  border-left: 3px solid var(--red);
  padding-left: 1rem; margin: 1.5rem 0;
  color: var(--white); font-style: italic;
  background: rgba(230, 57, 70, 0.04);
}
.post-single__footer { margin-top: 3rem; padding-top: 1.5rem; border-top: 1px dashed var(--border-strong); }

.challenge-info {
  background: var(--surface);
  border: 1px solid var(--blue);
  border-left-width: 3px;
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  margin: 1.5rem 0;
  font-family: var(--font-mono);
}
.challenge-info__title { color: var(--blue-soft); margin: 0 0 0.6rem; font-size: 0.95rem; }
.challenge-info dl {
  display: grid; grid-template-columns: max-content 1fr;
  gap: 0.4rem 1rem; margin: 0;
}
.challenge-info dt { color: var(--text-muted); }
.challenge-info dd { color: var(--white); margin: 0; }

/* SHORTCODES */
.terminal-block {
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  margin: 1.5rem 0;
  overflow: hidden;
}
.terminal-block__bar {
  display: flex; align-items: center; gap: 0.4rem;
  background: var(--surface-2);
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid var(--border-strong);
}
.terminal-block__dot { width: 10px; height: 10px; border-radius: 50%; }
.terminal-block__dot--red { background: #ff5f56; }
.terminal-block__dot--yellow { background: #ffbd2e; }
.terminal-block__dot--green { background: #27c93f; }
.terminal-block__title {
  margin-left: auto;
  font-family: var(--font-mono); color: var(--text-muted); font-size: 0.8rem;
}
.terminal-block__body {
  padding: 1rem; margin: 0; color: var(--blue-soft);
  font-family: var(--font-mono); font-size: 0.92rem;
  white-space: pre-wrap;
}

.flag-spoiler {
  display: inline-block;
  background: var(--surface);
  border: 1px dashed var(--red);
  color: var(--red); padding: 0.4rem 0.8rem;
  border-radius: var(--radius);
  font-family: var(--font-mono); font-size: 0.92rem;
  margin: 0.5rem 0;
}
.flag-spoiler__value { display: none; }
.flag-spoiler.is-revealed .flag-spoiler__label { display: none; }
.flag-spoiler.is-revealed .flag-spoiler__value { display: inline; color: var(--blue-soft); }

/* SOCIAL STRIP */
.social-strip { padding: 3rem 0; border-top: 1px solid var(--border); }
.social-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.75rem;
}
.social-card {
  display: block;
  padding: 1rem; border: 1px solid var(--border-strong);
  background: var(--surface); border-radius: var(--radius);
  font-family: var(--font-mono);
  color: var(--white);
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}
.social-card:hover {
  border-color: var(--blue); box-shadow: var(--shadow-glow-blue);
  color: var(--white); transform: translateY(-2px);
}
.social-card--featured { border-color: var(--red); }
.social-card--featured:hover { box-shadow: var(--shadow-glow); border-color: var(--red); }
.social-card__name { display: block; color: var(--red); }
.social-card__handle { display: block; font-size: 0.85rem; color: var(--text-muted); margin-top: 0.25rem; }
.social-card__icon { display: inline-block; margin-right: 0.4rem; color: var(--blue-soft); }

/* BLACK ALPACA */
.timeline { padding: 0; margin: 1rem 0; }
.timeline li {
  padding: 0.6rem 0;
  border-bottom: 1px dashed var(--border-strong);
  color: var(--white);
}
.timeline li strong { color: var(--red); font-family: var(--font-mono); }

.speakers-grid, .sponsors-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 1rem;
}
.speaker-card, .sponsor-card {
  padding: 1.25rem; text-align: center;
  border: 1px solid var(--border-strong);
  background: var(--surface); border-radius: var(--radius);
}
.speaker-card__photo {
  width: 72px; height: 72px; margin: 0 auto 0.75rem;
  border-radius: 50%; background: var(--surface-2);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); color: var(--blue-soft); font-size: 1.5rem;
}
.sponsor-card { color: var(--text-muted); font-family: var(--font-mono); }

.cta-block { margin: 2.5rem 0; padding: 2rem; border: 1px dashed var(--border-strong); border-radius: var(--radius); text-align: center; }

/* FOOTER */
.site-footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: 3rem 0 1.5rem;
  margin-top: 4rem;
  position: relative;
}
.footer-brand {
  display: flex; align-items: center; gap: 0.8rem;
  margin: 0 0 1.5rem;
}
.footer-brand img { width: 48px; height: 48px; border-radius: 6px; background: #000; padding: 2px; }
.footer-brand__name { font-family: var(--font-mono); color: var(--white); font-size: 1.1rem; }
.footer-brand__name .brand__bracket { color: var(--red); }
.footer-brand__name .brand__suffix  { color: var(--blue); }
.footer-brand__tag  { color: var(--text-muted); font-family: var(--font-mono); font-size: 0.85rem; }

.ascii-art {
  font-family: var(--font-mono);
  color: var(--red); font-size: 0.7rem;
  line-height: 1.1;
  margin: 0 0 2rem;
  overflow-x: auto;
  text-shadow: 0 0 8px rgba(230, 57, 70, 0.25);
}
.footer-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2rem; margin-bottom: 2rem;
}
.footer-title { color: var(--red); font-size: 1rem; margin: 0 0 0.75rem; }
.footer-links li { margin-bottom: 0.4rem; }
.footer-links a { color: var(--white); }
.footer-links a:hover { color: var(--blue-soft); }
.social-list { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: 0.75rem; }
.social-list a {
  display: inline-block;
  font-family: var(--font-mono); font-size: 0.78rem;
  color: var(--blue-soft);
  border: 1px solid var(--border-strong);
  padding: 0.25rem 0.5rem; border-radius: 3px;
  transition: all var(--transition);
}
.social-list a:hover { border-color: var(--red); color: var(--red-soft); }
.footer-bottom {
  border-top: 1px dashed var(--border-strong);
  padding-top: 1.25rem; font-family: var(--font-mono); font-size: 0.85rem;
  color: var(--text-muted);
}
.footer-bottom p { margin: 0.25rem 0; }
.footer-meta { color: var(--text-muted); }
.footer-meta a { color: var(--blue-soft); }
.footer-meta a:hover { color: var(--red-soft); }

/* PAGINATION */
.pagination {
  display: flex; justify-content: space-between; align-items: center;
  margin-top: 3rem; padding-top: 1.5rem; border-top: 1px dashed var(--border-strong);
  font-family: var(--font-mono); color: var(--text-muted);
}
.pagination__link { color: var(--blue-soft); }
.pagination__info { font-size: 0.9rem; }

/* RESPONSIVE */
@media (max-width: 600px) {
  .stat-card__number { font-size: 2rem; }
  .ascii-art { font-size: 0.55rem; }
  .footer-grid { gap: 1.25rem; }
  .pagination { flex-direction: column; gap: 0.5rem; text-align: center; }
}

/* PREFERS REDUCED MOTION */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}

/* ==========================================================================
   SOCIALS — rediseño v2 (iconos SVG por red, color de marca, dock-feel)
   ========================================================================== */
.socials {
  padding: 4rem 0 5rem;
  border-top: 1px solid var(--border);
  background:
    radial-gradient(circle at 20% 30%, rgba(30, 136, 229, 0.05), transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(230, 57, 70, 0.05), transparent 50%);
}

/* Tarjeta destacada (Beacons) */
.socials__feature {
  display: flex; align-items: center; gap: 1rem;
  padding: 1.25rem 1.5rem; margin: 0 0 2rem;
  border: 1px solid rgba(230, 57, 70, 0.4);
  background: linear-gradient(90deg, rgba(230, 57, 70, 0.10), rgba(30, 136, 229, 0.10));
  border-radius: 8px;
  text-decoration: none;
  color: var(--white);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.socials__feature::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.06), transparent);
  transform: translateX(-100%);
  transition: transform 0.6s ease;
}
.socials__feature:hover {
  border-color: var(--red);
  box-shadow: 0 0 0 1px var(--red), var(--shadow-glow);
  transform: translateY(-2px);
  color: var(--white);
}
.socials__feature:hover::before { transform: translateX(100%); }
.socials__feature-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 48px; height: 48px; flex-shrink: 0;
  border-radius: 8px;
  background: rgba(0,0,0,0.4);
  border: 1px solid var(--red);
  color: var(--red);
}
.socials__feature-icon svg { width: 26px; height: 26px; }
.socials__feature-body { flex: 1; display: flex; flex-direction: column; gap: 0.15rem; }
.socials__feature-label {
  font-family: var(--font-mono);
  font-size: 0.8rem; color: var(--text-muted);
  letter-spacing: 0.04em; text-transform: uppercase;
}
.socials__feature-handle {
  font-family: var(--font-mono); font-size: 1.1rem;
  color: var(--white);
}
.socials__feature-cta {
  font-family: var(--font-mono); font-size: 1.5rem; color: var(--blue-soft);
  transition: transform var(--transition), color var(--transition);
}
.socials__feature:hover .socials__feature-cta { transform: translateX(4px); color: var(--red-soft); }

/* Grid principal */
.socials__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 0.75rem;
}

.socials__card {
  display: flex; align-items: center; gap: 0.85rem;
  padding: 0.9rem 1rem;
  border: 1px solid var(--border-strong);
  background: var(--surface);
  border-radius: 8px;
  text-decoration: none;
  color: var(--white);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.socials__card::after {
  content: '';
  position: absolute; left: 0; top: 0; bottom: 0;
  width: 3px;
  background: var(--net-color, var(--blue));
  transform: scaleY(0);
  transform-origin: bottom;
  transition: transform var(--transition);
}
.socials__card:hover {
  border-color: var(--net-color, var(--blue));
  background: var(--surface-2);
  transform: translateY(-2px);
  color: var(--white);
  box-shadow: 0 4px 14px rgba(0,0,0,0.4), 0 0 0 1px var(--net-color, var(--blue));
}
.socials__card:hover::after { transform: scaleY(1); }
.socials__card-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; flex-shrink: 0;
  border-radius: 6px;
  background: rgba(0,0,0,0.3);
  color: var(--net-color, var(--blue));
  transition: all var(--transition);
}
.socials__card-icon svg { width: 18px; height: 18px; }
.socials__card:hover .socials__card-icon {
  background: var(--net-color, var(--blue));
  color: #000;
  transform: rotate(-4deg);
}
.socials__card-text { display: flex; flex-direction: column; gap: 0.1rem; min-width: 0; }
.socials__card-name {
  font-family: var(--font-mono); font-size: 0.95rem;
  color: var(--white); font-weight: 500;
}
.socials__card-handle {
  font-family: var(--font-mono); font-size: 0.78rem;
  color: var(--text-muted);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}

/* Color de marca por red social — usa selector de atributo data-net */
.socials__card[data-net="discord"]      { --net-color: #5865f2; }
.socials__card[data-net="instagram"]    { --net-color: #e1306c; }
.socials__card[data-net="x"]            { --net-color: #ffffff; }
.socials__card[data-net="linkedin"]     { --net-color: #0a66c2; }
.socials__card[data-net="youtube"]      { --net-color: #ff0033; }
.socials__card[data-net="twitch"]       { --net-color: #9146ff; }
.socials__card[data-net="github"]       { --net-color: #f0f6fc; }
.socials__card[data-net="hackthebox"]   { --net-color: #9fef00; }
.socials__card[data-net="beacons"]      { --net-color: var(--red); }

@media (max-width: 600px) {
  .socials__feature { flex-wrap: wrap; padding: 1rem; }
  .socials__feature-handle { font-size: 1rem; }
  .socials__grid { grid-template-columns: 1fr 1fr; gap: 0.5rem; }
  .socials__card { padding: 0.7rem 0.75rem; gap: 0.6rem; }
  .socials__card-name { font-size: 0.85rem; }
  .socials__card-handle { font-size: 0.7rem; }
}

/* ==========================================================================
   EVENT TRACKS — 3 secciones branded (HTB · Black Alpaca · CiberSecUNI CTFs)
   ========================================================================== */

.track {
  position: relative;
  padding: 4rem 0;
  margin: 2rem 0;
  border-radius: 12px;
  overflow: hidden;
  isolation: isolate;
}
.track__bg { position: absolute; inset: 0; z-index: -1; pointer-events: none; }
.track__inner { position: relative; z-index: 1; }

.track__head { max-width: 720px; margin-bottom: 2rem; }
.track__badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.15em;
  padding: 0.3rem 0.7rem;
  border-radius: 3px;
  margin-bottom: 1rem;
}
.track__title {
  font-family: var(--font-mono);
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  margin: 0 0 1rem;
  line-height: 1.15;
  color: var(--white);
}
.track__brand { display: inline-block; }
.track__lead { color: var(--white); font-size: 1.05rem; max-width: 65ch; }
.track__lead strong { color: var(--white); }

.track__features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.75rem;
  margin: 2rem 0;
}
.track__feature {
  padding: 0.85rem 1rem;
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.35);
  border-left: 3px solid var(--track-accent, var(--blue));
  font-family: var(--font-mono);
  display: flex; flex-direction: column; gap: 0.2rem;
}
.track__feat-key {
  color: var(--track-accent, var(--blue-soft));
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.track__feat-val { color: var(--white); font-size: 0.92rem; }

.track__cta { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 0.5rem; }

/* ----- Track 1: HackTheBox (verde HTB #9fef00 sobre dark) ----- */
.track--htb {
  --track-accent: #9fef00;
  background: linear-gradient(135deg, #0a1212 0%, #0a1a0a 50%, #0a1212 100%);
  border: 1px solid rgba(159, 239, 0, 0.25);
}
.track--htb .track__bg::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(159, 239, 0, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(159, 239, 0, 0.06) 1px, transparent 1px);
  background-size: 24px 24px;
  mask-image: radial-gradient(circle at center, #000, transparent 70%);
  -webkit-mask-image: radial-gradient(circle at center, #000, transparent 70%);
  opacity: 0.6;
}
.track--htb .track__hex {
  position: absolute; right: -50px; top: 50%; transform: translateY(-50%);
  width: 240px; height: 280px;
  background:
    linear-gradient(rgba(159, 239, 0, 0.08), rgba(159, 239, 0, 0.02));
  clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
  filter: blur(2px);
}
.track--htb .track__badge {
  background: rgba(159, 239, 0, 0.12);
  color: #9fef00;
  border: 1px solid rgba(159, 239, 0, 0.4);
}
.track--htb .track__brand {
  color: #9fef00;
  font-weight: 700;
  text-shadow: 0 0 12px rgba(159, 239, 0, 0.4);
}

.btn--htb {
  background: #9fef00; color: #000; border-color: #9fef00;
  font-weight: 700;
}
.btn--htb:hover {
  background: transparent; color: #9fef00;
  box-shadow: 0 0 14px rgba(159, 239, 0, 0.5);
}
.btn--htb .btn__bracket { color: #000; }
.btn--htb:hover .btn__bracket { color: #9fef00; }

/* ----- Track 2: Black Alpaca (oscuro premium con acento naranja/blanco) ----- */
.track--alpaca {
  --track-accent: #ff6b35;
  --alpaca-deep: #0a0612;
  background:
    radial-gradient(circle at 20% 30%, rgba(255, 107, 53, 0.10), transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(120, 81, 169, 0.10), transparent 50%),
    linear-gradient(135deg, var(--alpaca-deep), #14081a 50%, var(--alpaca-deep));
  border: 1px solid rgba(255, 107, 53, 0.25);
}
.track--alpaca .track__alpaca-glow {
  position: absolute; inset: 0;
  background-image: radial-gradient(circle at center,
    rgba(255, 107, 53, 0.06), transparent 60%);
}
.track--alpaca .track__bg::after {
  content: '';
  position: absolute; right: -120px; top: 50%; transform: translateY(-50%);
  width: 460px; height: 460px;
  background: radial-gradient(circle, rgba(255, 107, 53, 0.18), transparent 70%);
  filter: blur(40px);
}
.track--alpaca .track__badge {
  background: rgba(255, 107, 53, 0.12);
  color: #ff8c5e;
  border: 1px solid rgba(255, 107, 53, 0.4);
}
.track--alpaca .track__brand--alpaca {
  background: linear-gradient(120deg, #ff6b35, #ffb38a 50%, #ff6b35);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 800;
  letter-spacing: -0.01em;
}
.track--alpaca .track__feature {
  background: rgba(20, 8, 26, 0.55);
  border-left-color: #ff6b35;
}
.track--alpaca .track__feat-key { color: #ffb38a; }

.btn--alpaca {
  background: linear-gradient(120deg, #ff6b35, #b8472b);
  color: #fff; border-color: transparent;
  font-weight: 700;
}
.btn--alpaca:hover {
  background: transparent;
  border-color: #ff6b35;
  color: #ff8c5e;
  box-shadow: 0 0 14px rgba(255, 107, 53, 0.4);
}

/* ----- Track 3: CTFs CiberSecUNI (rojo+azul brand) ----- */
.track--ctf {
  --track-accent: var(--red);
  background:
    linear-gradient(135deg, rgba(230, 57, 70, 0.06), transparent 40%),
    linear-gradient(225deg, rgba(30, 136, 229, 0.06), transparent 40%),
    var(--surface);
  border: 1px solid var(--border-strong);
}
.track--ctf .track__grid-bg {
  position: absolute; inset: 0;
  background-image:
    repeating-linear-gradient(0deg, transparent 0, transparent 19px, rgba(230, 57, 70, 0.05) 20px),
    repeating-linear-gradient(90deg, transparent 0, transparent 19px, rgba(30, 136, 229, 0.05) 20px);
}
.track--ctf .track__badge {
  background: rgba(230, 57, 70, 0.12);
  color: var(--red-soft);
  border: 1px solid rgba(230, 57, 70, 0.4);
}
.track--ctf .track__brand--ctf {
  color: var(--blue);
  font-weight: 700;
  text-shadow: 0 0 10px rgba(30, 136, 229, 0.3);
}
.track--ctf .track__title { color: var(--red); }
.track--ctf .track__feature { border-left-color: var(--red); }
.track--ctf .track__feat-key { color: var(--red-soft); }

/* Universidades pill grid */
.track__ctf-unis { margin: 2rem 0; }
.track__ctf-unis-title {
  font-family: var(--font-mono);
  color: var(--text-muted);
  font-size: 0.85rem;
  margin: 0 0 0.75rem;
}
.track__ctf-unis-foot {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  margin-top: 0.75rem;
}
.uni-list {
  display: flex; flex-wrap: wrap;
  gap: 0.45rem;
  font-family: var(--font-mono);
}
.uni-list li {
  padding: 0.4rem 0.75rem;
  font-size: 0.85rem;
  color: var(--white);
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  transition: all var(--transition);
}
.uni-list li:hover {
  border-color: var(--blue-soft);
  color: var(--blue-soft);
  transform: translateY(-1px);
  box-shadow: var(--shadow-glow-blue);
}

/* Track-tagged event cards en la lista clásica */
.event-card--htb       { border-left: 3px solid #9fef00; }
.event-card--blackalpaca { border-left: 3px solid #ff6b35; }
.event-card--ctf       { border-left: 3px solid var(--red); }

@media (max-width: 600px) {
  .track { padding: 2.5rem 0; margin: 1rem 0; border-radius: 8px; }
  .track__title { font-size: 1.5rem; }
  .uni-list li { padding: 0.3rem 0.55rem; font-size: 0.78rem; }
}


/* HARDENING: contener iconos SVG dentro de sus wrappers (evita gigantismo) */
.socials__feature-icon, .socials__card-icon { line-height: 0; }
.socials__feature-icon > svg,
.socials__card-icon > svg {
  display: block;
  flex-shrink: 0;
  max-width: 100%;
  max-height: 100%;
}
.socials__feature-icon > svg { width: 26px !important; height: 26px !important; }
.socials__card-icon > svg    { width: 18px !important; height: 18px !important; }

/* ISACA Student Group badge en partner-strip */
.partner-strip__badge--isaca {
  color: #6cc24a; /* verde ISACA Student tag */
  border-color: rgba(108, 194, 74, 0.45);
}
.partner-strip__badge--isaca:hover { box-shadow: 0 0 12px rgba(108, 194, 74, 0.35); }
.partner-strip__badge--isaca strong { color: #ffffff; }

/* HARDENING v2: prevenir SVG socials gigantes en cualquier escenario */
.socials .socials__feature-icon,
.socials .socials__card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  overflow: hidden;
}
.socials .socials__feature-icon { width: 48px; height: 48px; }
.socials .socials__card-icon    { width: 36px; height: 36px; }
.socials .socials__feature-icon svg,
.socials .socials__card-icon svg {
  display: block;
  width: 60% !important;
  height: 60% !important;
  max-width: 30px !important;
  max-height: 30px !important;
}
.socials .socials__feature-icon svg { width: 26px !important; height: 26px !important; }
.socials .socials__card-icon svg    { width: 18px !important; height: 18px !important; }

/* ==========================================================================
   HTB TRACK v2 — branding real (cube + wordmark + dark navy #141d2b)
   ========================================================================== */

/* Override del fondo del HTB track con el azul oscuro oficial */
.track--htb {
  --htb-green: #9fef00;
  --htb-bg:    #141d2b;
  --htb-bg-2:  #1a2332;
  background:
    radial-gradient(circle at 80% 20%, rgba(159, 239, 0, 0.10), transparent 50%),
    radial-gradient(circle at 10% 90%, rgba(159, 239, 0, 0.06), transparent 50%),
    linear-gradient(135deg, var(--htb-bg) 0%, var(--htb-bg-2) 50%, var(--htb-bg) 100%);
  border: 1px solid rgba(159, 239, 0, 0.35);
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.4), 0 4px 24px rgba(0, 0, 0, 0.4);
}

/* Fila con logo + tag partner */
.track__logo-row {
  display: flex; align-items: center; gap: 1rem;
  margin-bottom: 1rem; flex-wrap: wrap;
}
.htb-logo {
  height: 48px;
  width: auto;
  display: block;
  filter: drop-shadow(0 0 12px rgba(159, 239, 0, 0.25));
}
.track__partner-tag {
  display: inline-flex; align-items: center;
  font-family: var(--font-mono);
  font-size: 0.7rem; font-weight: 700;
  letter-spacing: 0.18em;
  padding: 0.35rem 0.65rem;
  color: var(--htb-bg);
  background: var(--htb-green);
  border-radius: 3px;
  box-shadow: 0 0 12px rgba(159, 239, 0, 0.3);
}

.track--htb .track__feature {
  background: rgba(0, 0, 0, 0.45);
  border-left-color: var(--htb-green);
}
.track--htb .track__feat-key { color: var(--htb-green); }

/* ==========================================================================
   UNIVERSIDADES CTF — grilla de crests B/N
   ========================================================================== */
.uni-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(96px, 1fr));
  gap: 1rem;
  margin: 1rem 0;
}
.uni-card {
  margin: 0;
  display: flex; flex-direction: column; align-items: center;
  gap: 0.5rem;
  padding: 0.8rem 0.5rem;
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  color: rgba(230, 236, 255, 0.85);
  transition: all var(--transition);
  filter: grayscale(1);
}
.uni-card:hover {
  filter: grayscale(0.2);
  color: #ffffff;
  border-color: var(--blue);
  background: rgba(0, 0, 0, 0.55);
  transform: translateY(-2px);
  box-shadow: 0 6px 14px rgba(0, 0, 0, 0.4), var(--shadow-glow-blue);
}
.uni-card__crest {
  width: 48px;
  height: 60px;
  display: block;
}
.uni-card__name {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  text-align: center;
  color: inherit;
}

@media (max-width: 600px) {
  .uni-grid { grid-template-columns: repeat(auto-fill, minmax(72px, 1fr)); gap: 0.5rem; }
  .uni-card { padding: 0.55rem 0.3rem; }
  .uni-card__crest { width: 36px; height: 48px; }
  .uni-card__name { font-size: 0.65rem; }
  .htb-logo { height: 36px; }
}

/* ==========================================================================
   ISACA Student Group — branding del partner estudiantil
   ========================================================================== */
.isaca-logo {
  height: 64px;
  width: auto;
  display: block;
}

/* Footer block */
.footer-isaca {
  display: flex; flex-direction: column;
  gap: 0.5rem;
  margin: 0 0 2rem;
  padding: 1.25rem 1.5rem;
  border: 1px solid var(--border-strong);
  border-left: 3px solid #6cc24a;
  background: rgba(108, 194, 74, 0.04);
  border-radius: 6px;
  max-width: 480px;
}
.footer-isaca__label {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: #6cc24a;
}
.footer-isaca__link { display: block; line-height: 0; }
.footer-isaca__link:hover .isaca-logo { filter: drop-shadow(0 0 12px rgba(108, 194, 74, 0.4)); }

/* Partner card SVG (colaboraciones) */
.partner-card__svg {
  display: flex; align-items: center; justify-content: center;
  background: rgba(0,0,0,0.4);
  border: 1px solid var(--border-strong);
  padding: 1.25rem 1rem;
  border-radius: 6px;
  min-height: 96px;
}
.partner-card__svg .isaca-logo { height: 56px; }
.partner-card__svg--htb { background: #141d2b; border-color: rgba(159, 239, 0, 0.4); }
.partner-card__svg--htb .htb-logo { height: 44px; }

/* ==========================================================================
   SOCIALS v3 — Dock minimalista (solo iconos)
   ========================================================================== */
.socials-v3 {
  padding: 4rem 0 5rem;
  border-top: 1px solid var(--border);
  background:
    radial-gradient(circle at 20% 30%, rgba(30, 136, 229, 0.05), transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(230, 57, 70, 0.05), transparent 50%);
}

/* Featured (Beacons) */
.socials-v3__feature {
  display: flex; align-items: center; gap: 1.25rem;
  padding: 1rem 1.25rem;
  margin: 0 0 2rem;
  border: 1px solid var(--border-strong);
  border-radius: 12px;
  background: linear-gradient(90deg, rgba(230, 57, 70, 0.06), rgba(30, 136, 229, 0.06));
  text-decoration: none;
  color: var(--white);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.socials-v3__feature::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(90deg, transparent, rgba(230,57,70,0.15), transparent);
  transform: translateX(-100%);
  transition: transform 0.7s ease;
  pointer-events: none;
}
.socials-v3__feature:hover {
  border-color: var(--red);
  box-shadow: 0 0 0 1px var(--red), 0 8px 24px rgba(230, 57, 70, 0.18);
  transform: translateY(-1px);
  color: var(--white);
}
.socials-v3__feature:hover::before { transform: translateX(100%); }

.socials-v3__feature-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 52px; height: 52px;
  border-radius: 50%;
  background: var(--red);
  color: #fff;
  flex-shrink: 0;
}
.socials-v3__feature-icon svg { width: 26px !important; height: 26px !important; display: block; }

.socials-v3__feature-text { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 0.15rem; }
.socials-v3__feature-kicker {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  color: var(--text-muted);
  text-transform: uppercase;
}
.socials-v3__feature-handle {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  color: var(--white);
  word-break: break-word;
}
.socials-v3__feature-arrow {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  color: var(--blue-soft);
  transition: transform var(--transition), color var(--transition);
  flex-shrink: 0;
}
.socials-v3__feature:hover .socials-v3__feature-arrow { transform: translateX(6px); color: var(--red-soft); }

/* Dock principal — solo iconos */
.socials-v3__dock {
  display: flex; flex-wrap: wrap; gap: 0.85rem;
  align-items: center; justify-content: flex-start;
  padding: 0;
}
.socials-v3__item { list-style: none; }

.socials-v3__icon {
  position: relative;
  display: inline-flex; align-items: center; justify-content: center;
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--surface);
  border: 1px solid var(--border-strong);
  color: var(--white);
  text-decoration: none;
  transition: all var(--transition);
  isolation: isolate;
}
.socials-v3__icon::before {
  content: '';
  position: absolute; inset: 0;
  border-radius: inherit;
  background: var(--net-color, var(--blue));
  opacity: 0;
  z-index: -1;
  transition: opacity var(--transition);
}
.socials-v3__icon:hover {
  border-color: var(--net-color, var(--blue));
  color: #000;
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 8px 18px rgba(0,0,0,0.4),
              0 0 0 1px var(--net-color, var(--blue)),
              0 0 18px var(--net-glow, rgba(30, 136, 229, 0.4));
}
.socials-v3__icon:hover::before { opacity: 1; }

.socials-v3__icon svg {
  width: 24px !important; height: 24px !important;
  display: block;
  z-index: 1;
}

/* Tooltip con nombre */
.socials-v3__tooltip {
  position: absolute;
  bottom: -34px; left: 50%; transform: translateX(-50%);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  white-space: nowrap;
  padding: 0.25rem 0.55rem;
  background: rgba(0,0,0,0.92);
  color: var(--white);
  border: 1px solid var(--border-strong);
  border-radius: 4px;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition), transform var(--transition);
  z-index: 10;
}
.socials-v3__icon:hover .socials-v3__tooltip {
  opacity: 1;
  transform: translateX(-50%) translateY(-2px);
}

/* Color por red social */
.socials-v3__icon[data-net="discord"]    { --net-color: #5865f2; --net-glow: rgba(88,101,242,0.4); }
.socials-v3__icon[data-net="instagram"]  { --net-color: #e1306c; --net-glow: rgba(225,48,108,0.4); }
.socials-v3__icon[data-net="x"]          { --net-color: #ffffff; --net-glow: rgba(255,255,255,0.3); }
.socials-v3__icon[data-net="linkedin"]   { --net-color: #0a66c2; --net-glow: rgba(10,102,194,0.4); }
.socials-v3__icon[data-net="youtube"]    { --net-color: #ff0033; --net-glow: rgba(255,0,51,0.4); }
.socials-v3__icon[data-net="twitch"]     { --net-color: #9146ff; --net-glow: rgba(145,70,255,0.4); }
.socials-v3__icon[data-net="github"]     { --net-color: #f0f6fc; --net-glow: rgba(240,246,252,0.3); }
.socials-v3__icon[data-net="hackthebox"] { --net-color: #9fef00; --net-glow: rgba(159,239,0,0.4); }

@media (max-width: 600px) {
  .socials-v3__feature { flex-wrap: wrap; padding: 0.85rem 1rem; gap: 0.85rem; }
  .socials-v3__feature-handle { font-size: 0.95rem; }
  .socials-v3__icon { width: 48px; height: 48px; }
  .socials-v3__icon svg { width: 22px !important; height: 22px !important; }
  .footer-isaca { padding: 1rem; max-width: 100%; }
  .isaca-logo { height: 52px; }
}

/* ==========================================================================
   BLACK ALPACA TRACK v2 — branding oficial (negro + alpaca pixel + pills)
   ========================================================================== */
.track--alpaca {
  --ba-blue: #a8d4ec;
  --ba-red:  #e8513f;
  background:
    radial-gradient(circle at 90% 10%, rgba(232, 81, 63, 0.10), transparent 50%),
    radial-gradient(circle at 10% 90%, rgba(168, 212, 236, 0.06), transparent 50%),
    #000000;
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.4), 0 4px 24px rgba(0, 0, 0, 0.4);
}

/* Banner branded */
.alpaca-banner {
  display: flex; align-items: center; gap: 1.5rem;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}
.alpaca-banner__labels {
  display: flex; flex-direction: column;
  gap: 0.4rem;
  align-items: flex-start;
}
.alpaca-banner__pill {
  display: inline-block;
  padding: 0.45rem 0.85rem;
  font-family: 'Inter', Arial, sans-serif;
  font-weight: 800;
  letter-spacing: 0.04em;
  border-radius: 2px;
  white-space: nowrap;
  line-height: 1.1;
}
.alpaca-banner__pill--blue {
  background: var(--ba-blue);
  color: #0d1116;
  font-size: 1.5rem;
}
.alpaca-banner__pill--red {
  background: var(--ba-red);
  color: #ffffff;
  font-size: 1.05rem;
}

.alpaca-banner__mark {
  flex-shrink: 0;
  color: #ffffff;
  filter: drop-shadow(0 0 14px rgba(255, 255, 255, 0.15));
}
.pixel-alpaca {
  width: 96px;
  height: auto;
  display: block;
}

/* Tipografía del track sobre el negro absoluto */
.track--alpaca .track__feature {
  background: rgba(255, 255, 255, 0.04);
  border-left-color: var(--ba-red);
}
.track--alpaca .track__feat-key { color: var(--ba-blue); }
.track--alpaca .track__feat-val { color: #ffffff; }
.track--alpaca .track__lead { color: #d8e0ec; }
.track--alpaca .track__lead strong { color: var(--ba-blue); }
.track--alpaca .track__badge { color: var(--ba-red); }

/* CTA dentro del black alpaca: btn--alpaca usa pill rojo */
.btn--alpaca {
  background: var(--ba-red);
  color: #ffffff;
  border-color: var(--ba-red);
}
.btn--alpaca:hover {
  background: transparent;
  color: var(--ba-red);
  box-shadow: 0 0 14px rgba(232, 81, 63, 0.4);
}
.btn--alpaca .btn__bracket { color: #fff; }

@media (max-width: 600px) {
  .alpaca-banner { gap: 1rem; }
  .pixel-alpaca { width: 72px; }
  .alpaca-banner__pill--blue { font-size: 1.2rem; }
  .alpaca-banner__pill--red  { font-size: 0.9rem; }
}

/* ==========================================================================
   EV-CARDS — 3 cuadros autocontenidos, cada uno con su tema visual
   ========================================================================== */

/* Card base */
.ev-card {
  position: relative;
  margin: 2rem 0;
  border-radius: 14px;
  overflow: hidden;
  isolation: isolate;
}
.ev-card__head {
  display: flex; align-items: center; gap: 1.25rem;
  padding: 1.75rem 1.75rem 1rem;
  flex-wrap: wrap;
}
.ev-card__head--center { justify-content: center; text-align: center; }
.ev-card__head-text { flex: 1; min-width: 220px; display: flex; flex-direction: column; gap: 0.4rem; }

.ev-card__kicker {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.ev-card__title {
  font-family: var(--font-mono);
  font-size: clamp(1.4rem, 2.6vw, 1.85rem);
  margin: 0;
  letter-spacing: -0.01em;
}

.ev-card__body { padding: 0 1.75rem 1.75rem; position: relative; z-index: 1; }
.ev-card__lead { font-size: 1.02rem; color: var(--white); margin: 0 0 1.25rem; max-width: 70ch; }

.ev-card__meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.65rem;
  margin: 1.25rem 0;
}
.ev-card__meta > div {
  background: rgba(0, 0, 0, 0.35);
  border-left: 3px solid var(--border-strong);
  padding: 0.6rem 0.85rem;
  border-radius: 0 4px 4px 0;
}
.ev-card__meta dt {
  font-family: var(--font-mono); font-size: 0.7rem;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--text-muted); margin: 0 0 0.15rem;
}
.ev-card__meta dd {
  font-family: var(--font-mono); font-size: 0.92rem;
  color: var(--white); margin: 0;
}

.ev-card__cta { display: flex; flex-wrap: wrap; gap: 0.65rem; margin-top: 1rem; }

/* Logo frame: contenedor de tamaño fijo que contiene cualquier SVG sin estiramiento */
.ev-card__logo-frame {
  flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  width: 220px;
  height: 80px;
  border-radius: 6px;
  padding: 0.6rem 0.9rem;
  overflow: hidden;
}
.ev-card__logo-frame > svg {
  width: 100%;
  height: 100%;
  display: block;
}

/* ===== HTB CARD ===== */
.ev-card--htb {
  background:
    radial-gradient(circle at 90% 0%, rgba(159, 239, 0, 0.10), transparent 50%),
    linear-gradient(135deg, #141d2b 0%, #1a2638 50%, #141d2b 100%);
  border: 2px solid #9fef00;
  box-shadow: 0 0 0 1px rgba(159, 239, 0, 0.15) inset, 0 8px 24px rgba(0, 0, 0, 0.45),
              0 0 24px rgba(159, 239, 0, 0.08);
}
.ev-card--htb .ev-card__logo-frame--htb {
  background: rgba(0, 0, 0, 0.45);
  border: 1px solid rgba(159, 239, 0, 0.4);
}
.ev-card--htb .ev-card__kicker { color: #9fef00; }
.ev-card--htb .ev-card__meta > div { border-left-color: #9fef00; }
.ev-card--htb .ev-card__meta dt { color: #9fef00; }

.btn--htb {
  background: #9fef00; color: #141d2b; border-color: #9fef00; font-weight: 700;
}
.btn--htb:hover { background: transparent; color: #9fef00; box-shadow: 0 0 14px rgba(159, 239, 0, 0.4); }
.btn--htb .btn__bracket { color: #141d2b; }
.btn--htb:hover .btn__bracket { color: #9fef00; }

.btn--ghost-htb { color: #9fef00; border-color: rgba(159, 239, 0, 0.4); }
.btn--ghost-htb:hover { border-color: #9fef00; box-shadow: 0 0 14px rgba(159, 239, 0, 0.3); }

/* ===== BLACK ALPACA CARD ===== */
.ev-card--alpaca {
  background:
    radial-gradient(circle at 50% 0%, rgba(232, 81, 63, 0.08), transparent 60%),
    radial-gradient(circle at 0% 100%, rgba(168, 212, 236, 0.06), transparent 60%),
    #000000;
  border: 2px solid rgba(255, 255, 255, 0.18);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.6);
}
.ev-card--alpaca .ev-card__title { color: #ffffff; }
.ev-card--alpaca .ev-card__kicker { color: #e8513f; letter-spacing: 0.12em; }
.ev-card--alpaca .ev-card__lead { color: #d8e0ec; }
.ev-card--alpaca .ev-card__lead strong { color: #a8d4ec; }
.ev-card--alpaca .ev-card__meta > div { border-left-color: #e8513f; background: rgba(255, 255, 255, 0.04); }
.ev-card--alpaca .ev-card__meta dt { color: #a8d4ec; }
.ev-card--alpaca .ev-card__meta dd { color: #fff; }

/* Alpacas decorativas en esquinas */
.ev-card__deco {
  position: absolute;
  color: rgba(255, 255, 255, 0.06);
  pointer-events: none;
  z-index: 0;
}
.ev-card__deco svg { width: 100%; height: 100%; display: block; }
.ev-card__deco--tl { top: 16px; left: 24px; width: 64px; height: 70px; transform: scaleX(-1); }
.ev-card__deco--br { bottom: 16px; right: 24px; width: 80px; height: 86px; }

/* Banner pixel-art alpaca + pills (overrides anteriores limpios) */
.alpaca-banner {
  display: flex; align-items: center; justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.alpaca-banner__labels {
  display: flex; flex-direction: column;
  gap: 0.4rem;
  align-items: flex-start;
}
.alpaca-banner__pill {
  display: inline-block;
  padding: 0.45rem 0.85rem;
  font-family: 'Inter', Arial, sans-serif;
  font-weight: 800;
  letter-spacing: 0.04em;
  border-radius: 2px;
  white-space: nowrap;
  line-height: 1.1;
}
.alpaca-banner__pill--blue { background: #a8d4ec; color: #0d1116; font-size: 1.5rem; }
.alpaca-banner__pill--red  { background: #e8513f; color: #ffffff; font-size: 1.05rem; }

.alpaca-banner__mark {
  width: 96px; height: 102px;
  flex-shrink: 0;
  color: #ffffff;
  filter: drop-shadow(0 0 14px rgba(255, 255, 255, 0.15));
}
.alpaca-banner__mark .pixel-alpaca {
  width: 100%; height: 100%; display: block;
}

.btn--alpaca {
  background: #e8513f; color: #ffffff; border-color: #e8513f;
}
.btn--alpaca:hover {
  background: transparent; color: #e8513f;
  box-shadow: 0 0 14px rgba(232, 81, 63, 0.4);
}
.btn--ghost-alpaca { color: #a8d4ec; border-color: rgba(168, 212, 236, 0.4); }
.btn--ghost-alpaca:hover { color: #ffffff; border-color: #a8d4ec; box-shadow: 0 0 14px rgba(168, 212, 236, 0.3); }

/* ===== CTF CARD ===== */
.ev-card--ctf {
  background:
    radial-gradient(circle at 0% 0%, rgba(230, 57, 70, 0.10), transparent 50%),
    radial-gradient(circle at 100% 100%, rgba(30, 136, 229, 0.10), transparent 50%),
    linear-gradient(135deg, #0a0e1d 0%, #0c1024 50%, #0a0e1d 100%);
  border: 2px solid;
  border-image: linear-gradient(135deg, var(--red), var(--blue)) 1;
  border-radius: 0; /* gradient borders requieren border-radius:0 */
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.45);
}
.ev-card--ctf .ev-card__title {
  font-family: var(--font-mono);
}
.ctf-bracket { color: var(--red); }
.ctf-suffix  { color: var(--blue); }
.ev-card--ctf .ev-card__kicker { color: var(--red); }
.ev-card--ctf .ev-card__meta > div { border-left-color: var(--red); }
.ev-card--ctf .ev-card__meta dt { color: var(--blue-soft); }

.track__ctf-unis-paragraph {
  margin: 1rem 0 1.5rem;
  padding: 1rem 1.25rem;
  background: rgba(0, 0, 0, 0.4);
  border-left: 3px solid var(--blue);
  border-radius: 0 4px 4px 0;
  font-family: var(--font-mono);
  font-size: 0.93rem;
  line-height: 1.7;
  color: var(--white);
}
.track__ctf-unis-paragraph strong { color: var(--blue-soft); font-weight: 600; }

/* Responsive */
@media (max-width: 720px) {
  .ev-card__head { padding: 1.25rem 1.25rem 0.5rem; }
  .ev-card__body { padding: 0 1.25rem 1.25rem; }
  .ev-card__logo-frame { width: 180px; height: 64px; padding: 0.5rem 0.75rem; }
  .alpaca-banner__pill--blue { font-size: 1.2rem; }
  .alpaca-banner__pill--red  { font-size: 0.92rem; }
  .alpaca-banner__mark { width: 80px; height: 86px; }
  .ev-card__deco--tl { width: 48px; height: 52px; top: 8px; left: 12px; }
  .ev-card__deco--br { width: 56px; height: 60px; bottom: 8px; right: 12px; }
}

/* HARDENING — los logos NUNCA se estiran fuera del frame */
.ev-card__logo-frame > .htb-logo,
.ev-card__logo-frame > .isaca-logo,
.partner-card__svg > .htb-logo,
.partner-card__svg > .isaca-logo,
.footer-isaca__link > .isaca-logo {
  width: 100% !important;
  height: 100% !important;
  max-width: 100% !important;
  max-height: 100% !important;
  object-fit: contain;
}
.partner-card__svg { height: 100px; padding: 1rem; }
.footer-isaca__link { width: 240px; height: 64px; display: block; }


/* ==========================================================================
   ACCESIBILIDAD + UX REFINEMENTS (design review pass)
   ========================================================================== */

/* Focus-visible más visible (2px outline + offset) */
*:focus-visible {
  outline: 2px solid var(--blue-soft) !important;
  outline-offset: 3px !important;
  border-radius: 3px;
}
.btn:focus-visible,
.nav__link:focus-visible {
  outline: 2px solid var(--blue-soft) !important;
  outline-offset: 4px !important;
}

/* Scroll progress bar (sutil arriba del viewport) */
.scroll-progress {
  position: fixed; top: 0; left: 0; right: 0;
  height: 2px;
  z-index: 100;
  pointer-events: none;
}
.scroll-progress__fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--red), var(--blue));
  transition: width 80ms linear;
  box-shadow: 0 0 8px rgba(230, 57, 70, 0.6);
}

/* Empty states más profesionales para placeholders existentes */
.member-card__placeholder,
.partner-card__placeholder,
.speaker-card__photo {
  background: linear-gradient(135deg, var(--surface), var(--surface-2));
  border: 1px dashed var(--border-strong);
  position: relative;
}
.member-card__placeholder::after {
  content: 'foto pendiente';
  position: absolute;
  bottom: -22px; left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  white-space: nowrap;
  opacity: 0;
  transition: opacity var(--transition);
  pointer-events: none;
}
.member-card:hover .member-card__placeholder::after { opacity: 1; }

.sponsor-card {
  position: relative;
  border-style: dashed !important;
  color: var(--text-muted) !important;
  font-size: 0.85rem;
}

/* "Por anunciar" speaker cards */
.speaker-card__photo[aria-hidden="true"] {
  background: repeating-linear-gradient(
    45deg,
    rgba(30, 136, 229, 0.04) 0,
    rgba(30, 136, 229, 0.04) 6px,
    transparent 6px,
    transparent 12px
  );
}

/* Skip-link más visible al focus */
.skip-link {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  border-radius: 0 0 4px 0;
}

/* Mejor scroll-margin para anchors */
:target { scroll-margin-top: 100px; }
section[id] { scroll-margin-top: 100px; }

/* Reducir saturación de elementos no-críticos en hover de cards */
.post-card:focus-within,
.event-card:focus-within,
.ev-card:focus-within { box-shadow: 0 0 0 1px var(--blue-soft); }

/* Print styles (alguien podría querer imprimir un writeup) */
@media print {
  .matrix-bg, .scroll-progress, .site-header, .site-footer,
  .nav-toggle, .partner-strip, .socials-v3 { display: none !important; }
  body { background: white !important; color: black !important; }
  body::before { display: none; }
  a { color: black !important; text-decoration: underline; }
  .post-single__content pre { background: #f5f5f5 !important; color: black !important; border: 1px solid #ccc; }
  .post-single__content code { color: #d63384 !important; }
}

/* ==========================================================================
   BLACK ALPACA — Página histórico/edición
   ========================================================================== */
.ba-edition {
  margin: 2.5rem 0;
  padding: 1.75rem;
  background: rgba(0, 0, 0, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 10px;
  color: #d8e0ec;
}
.ba-edition--legacy { background: rgba(0, 0, 0, 0.35); }

.ba-edition__head {
  display: flex; align-items: center; gap: 0.85rem;
  flex-wrap: wrap; margin-bottom: 0.6rem;
}
.ba-edition__year {
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: 0.04em;
  padding: 0.25rem 0.6rem;
  background: #a8d4ec;
  color: #0d1116;
  border-radius: 2px;
}
.ba-edition__status {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.ba-edition__status--upcoming {
  color: #fff;
  background: #e8513f;
  padding: 0.25rem 0.6rem;
  border-radius: 2px;
}

.ba-edition__title {
  color: #fff;
  font-size: 1.5rem;
  margin: 0 0 0.85rem;
  font-family: var(--font-mono);
}
.ba-edition__subtitle {
  color: #a8d4ec;
  font-size: 1rem;
  letter-spacing: 0.04em;
  margin: 1.5rem 0 0.85rem;
  font-family: var(--font-mono);
}

/* Stats row */
.ba-stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.85rem;
  margin: 1.25rem 0;
}
.ba-stats-row li {
  background: rgba(168, 212, 236, 0.06);
  border-left: 3px solid #a8d4ec;
  padding: 0.7rem 0.9rem;
  border-radius: 0 4px 4px 0;
  display: flex; flex-direction: column; gap: 0.15rem;
}
.ba-stats-row li strong {
  font-family: var(--font-mono);
  color: #fff;
  font-size: 1.4rem;
  font-weight: 700;
}
.ba-stats-row li span {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* Sponsors grid */
.ba-sponsors {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 0.85rem;
  align-items: center;
}
.ba-sponsors li {
  display: flex; align-items: center; justify-content: center;
  height: 80px;
  padding: 0.85rem 1.25rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 6px;
  transition: all var(--transition);
}
.ba-sponsors li:hover {
  border-color: rgba(168, 212, 236, 0.5);
  background: rgba(255, 255, 255, 0.07);
  transform: translateY(-1px);
}
.ba-sponsors img {
  max-width: 100%;
  max-height: 48px;
  width: auto;
  height: auto;
  object-fit: contain;
  filter: brightness(1.1);
}

/* Sponsorship tiers 2026 */
.ba-tiers {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.85rem;
  margin: 1.25rem 0 1rem;
}
.ba-tier {
  display: flex; flex-direction: column; gap: 0.3rem;
  padding: 1rem 1.1rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 6px;
  position: relative;
}
.ba-tier__name {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 700;
  color: #a8d4ec;
}
.ba-tier__price {
  font-family: var(--font-mono);
  font-size: 1.3rem;
  font-weight: 800;
  color: #fff;
}
.ba-tier__slots {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 0.06em;
}
.ba-tier--gold { border-color: #d4af37; }
.ba-tier--gold .ba-tier__name { color: #d4af37; }
.ba-tier--platinum {
  border-color: #e8513f;
  background: linear-gradient(135deg, rgba(232, 81, 63, 0.10), rgba(168, 212, 236, 0.10));
}
.ba-tier--platinum .ba-tier__name { color: #e8513f; }
.ba-tier--platinum::before {
  content: '★';
  position: absolute; top: 0.5rem; right: 0.7rem;
  color: #e8513f; font-size: 0.95rem;
}

.ba-tier__cta { margin-top: 1rem; }

@media (max-width: 600px) {
  .ba-edition { padding: 1.25rem; }
  .ba-edition__title { font-size: 1.2rem; }
  .ba-sponsors li { height: 64px; padding: 0.55rem 0.8rem; }
  .ba-sponsors img { max-height: 36px; }
}

/* ==========================================================================
   PHOTO GALLERY — fotos del equipo (masonry asimétrico)
   ========================================================================== */
.photo-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  grid-auto-rows: 220px;
  gap: 1rem;
  margin: 1rem 0 2.5rem;
}
.photo-gallery__item {
  position: relative;
  margin: 0;
  overflow: hidden;
  border-radius: 8px;
  border: 1px solid var(--border-strong);
  background: var(--surface);
  transition: transform var(--transition), box-shadow var(--transition);
}
.photo-gallery__item--wide { grid-column: span 2; }
.photo-gallery__item--tall { grid-row: span 2; }
.photo-gallery__item img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease, filter var(--transition);
  filter: saturate(0.85);
}
.photo-gallery__item:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.5),
              0 0 0 1px var(--blue);
  border-color: var(--blue);
}
.photo-gallery__item:hover img {
  transform: scale(1.04);
  filter: saturate(1.1);
}
.photo-gallery__item figcaption {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 0.85rem 1rem 0.7rem;
  background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.85));
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.02em;
  pointer-events: none;
}
/* Estado missing — placeholder visible cuando la imagen no existe aún */
.photo-gallery__item--missing {
  background:
    repeating-linear-gradient(
      45deg,
      rgba(30, 136, 229, 0.04) 0,
      rgba(30, 136, 229, 0.04) 8px,
      transparent 8px,
      transparent 16px
    ),
    var(--surface);
  border-style: dashed;
}
.photo-gallery__item--missing::before {
  content: 'foto pendiente';
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

@media (max-width: 720px) {
  .photo-gallery { grid-auto-rows: 180px; gap: 0.5rem; }
  .photo-gallery__item--wide { grid-column: span 1; }
  .photo-gallery__item--tall { grid-row: span 1; }
}

/* ==========================================================================
   FOOTER ISACA — reducido a tamaño discreto
   ========================================================================== */
.footer-isaca {
  max-width: 320px !important;
  padding: 0.85rem 1rem !important;
}
.footer-isaca__link {
  width: 160px !important;
  height: 44px !important;
  display: block;
}
.footer-isaca__link > .isaca-logo,
.footer-isaca__link .isaca-logo {
  width: 100% !important;
  height: 100% !important;
  display: block;
}
.footer-isaca__label {
  font-size: 0.7rem !important;
  letter-spacing: 0.06em !important;
}

/* Hard cap del SVG isaca-logo en cualquier contexto */
.isaca-logo {
  width: 100%;
  height: 100%;
  max-width: 100%;
  max-height: 100%;
}

/* En partner card también más contenido */
.partner-card__svg { height: 80px !important; padding: 0.85rem !important; }
.partner-card__svg .isaca-logo,
.partner-card__svg .htb-logo { height: 100% !important; max-height: 100% !important; }

/* ==========================================================================
   ACT-CARDS — Tres cuadros de actividades, espaciado generoso
   ========================================================================== */
.act-card {
  position: relative;
  margin: 4rem 0;
  border-radius: 14px;
  overflow: hidden;
  isolation: isolate;
}
.act-card__head {
  display: flex; align-items: center; gap: 1.5rem;
  padding: 2rem 2rem 1rem;
  flex-wrap: wrap;
}
.act-card__head-text { flex: 1; min-width: 240px; display: flex; flex-direction: column; gap: 0.4rem; }

.act-card__kicker {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.act-card__title {
  font-family: var(--font-mono);
  font-size: clamp(1.4rem, 2.6vw, 1.85rem);
  margin: 0;
  letter-spacing: -0.01em;
}

.act-card__body { padding: 0 2rem 2rem; position: relative; z-index: 1; }
.act-card__lead { font-size: 1.02rem; color: var(--white); margin: 0 0 1.5rem; max-width: 70ch; line-height: 1.65; }

.act-card__meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.75rem;
  margin: 1.5rem 0;
}
.act-card__meta > div {
  background: rgba(0, 0, 0, 0.35);
  border-left: 3px solid var(--border-strong);
  padding: 0.7rem 0.95rem;
  border-radius: 0 4px 4px 0;
}
.act-card__meta dt {
  font-family: var(--font-mono); font-size: 0.7rem;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--text-muted); margin: 0 0 0.2rem;
}
.act-card__meta dd {
  font-family: var(--font-mono); font-size: 0.92rem;
  color: var(--white); margin: 0;
}

.act-card__cta { display: flex; flex-wrap: wrap; gap: 0.7rem; margin-top: 1.25rem; }

/* Logo frame con tamaño fijo */
.act-card__logo-frame {
  flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  width: 240px;
  height: 80px;
  border-radius: 6px;
  padding: 0.65rem 1rem;
  overflow: hidden;
}
.act-card__logo-frame > svg {
  width: 100% !important;
  height: 100% !important;
  max-width: 100% !important;
  max-height: 100% !important;
  display: block;
  object-fit: contain;
}

/* === HTB === */
.act-card--htb {
  background:
    radial-gradient(circle at 90% 0%, rgba(159, 239, 0, 0.10), transparent 50%),
    linear-gradient(135deg, #141d2b 0%, #1a2638 50%, #141d2b 100%);
  border: 2px solid #9fef00;
  box-shadow: 0 0 0 1px rgba(159, 239, 0, 0.15) inset, 0 8px 24px rgba(0, 0, 0, 0.45);
}
.act-card--htb .act-card__logo-frame--htb {
  background: rgba(0, 0, 0, 0.45);
  border: 1px solid rgba(159, 239, 0, 0.4);
}
.act-card--htb .act-card__kicker { color: #9fef00; }
.act-card--htb .act-card__meta > div { border-left-color: #9fef00; }
.act-card--htb .act-card__meta dt { color: #9fef00; }

/* === BLACK ALPACA === */
.act-card--alpaca {
  background:
    radial-gradient(circle at 50% 0%, rgba(232, 81, 63, 0.08), transparent 60%),
    radial-gradient(circle at 0% 100%, rgba(168, 212, 236, 0.06), transparent 60%),
    #000000;
  border: 2px solid rgba(255, 255, 255, 0.18);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.6);
}
.act-card--alpaca .act-card__title { color: #ffffff; }
.act-card--alpaca .act-card__kicker { color: #e8513f; letter-spacing: 0.12em; }
.act-card--alpaca .act-card__lead { color: #d8e0ec; }
.act-card--alpaca .act-card__lead strong { color: #a8d4ec; }
.act-card--alpaca .act-card__meta > div { border-left-color: #e8513f; background: rgba(255, 255, 255, 0.04); }
.act-card--alpaca .act-card__meta dt { color: #a8d4ec; }
.act-card--alpaca .act-card__meta dd { color: #fff; }

/* Banner Black Alpaca: solo pills (sin alpaca pixel inventada) */
.alpaca-banner {
  display: inline-flex; align-items: flex-start;
  flex-wrap: wrap;
}
.alpaca-banner__labels {
  display: flex; flex-direction: column;
  gap: 0.4rem;
  align-items: flex-start;
}
.alpaca-banner__pill {
  display: inline-block;
  padding: 0.45rem 0.85rem;
  font-family: 'Inter', Arial, sans-serif;
  font-weight: 800;
  letter-spacing: 0.04em;
  border-radius: 2px;
  white-space: nowrap;
  line-height: 1.1;
}
.alpaca-banner__pill--blue { background: #a8d4ec; color: #0d1116; font-size: 1.4rem; }
.alpaca-banner__pill--red  { background: #e8513f; color: #ffffff; font-size: 0.95rem; }
.alpaca-banner__mark { display: none; } /* hide hasta tener el PNG real */

/* === CTF === */
.act-card--ctf {
  background:
    radial-gradient(circle at 0% 0%, rgba(230, 57, 70, 0.10), transparent 50%),
    radial-gradient(circle at 100% 100%, rgba(30, 136, 229, 0.10), transparent 50%),
    linear-gradient(135deg, #0a0e1d 0%, #0c1024 50%, #0a0e1d 100%);
  border: 2px solid;
  border-image: linear-gradient(135deg, var(--red), var(--blue)) 1;
  border-radius: 0;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.45);
}
.ctf-bracket { color: var(--red); }
.ctf-suffix  { color: var(--blue); }
.act-card--ctf .act-card__kicker { color: var(--red); }
.act-card--ctf .act-card__meta > div { border-left-color: var(--red); }
.act-card--ctf .act-card__meta dt { color: var(--blue-soft); }

@media (max-width: 720px) {
  .act-card { margin: 2.5rem 0; }
  .act-card__head { padding: 1.5rem 1.25rem 0.5rem; }
  .act-card__body { padding: 0 1.25rem 1.5rem; }
  .act-card__logo-frame { width: 180px; height: 64px; padding: 0.5rem 0.75rem; }
  .alpaca-banner__pill--blue { font-size: 1.15rem; }
  .alpaca-banner__pill--red  { font-size: 0.85rem; }
}

/* OVERRIDE: ocultar las cards viejas .ev-card si quedaron compiladas en cache */
.ev-card { display: none !important; }

.ba-edition__year--upcoming {
  background: #e8513f !important;
  color: #fff !important;
  font-size: 0.78rem !important;
  letter-spacing: 0.14em !important;
  padding: 0.3rem 0.7rem !important;
}
.ba-edition--cta {
  border-color: rgba(232, 81, 63, 0.45);
  background: linear-gradient(135deg, rgba(232, 81, 63, 0.06), rgba(168, 212, 236, 0.06));
}

/* ==========================================================================
   ISACA LOGO — PNG real con aspect-ratio fijo (2.45:1)
   ========================================================================== */
.isaca-logo {
  display: block;
  height: auto !important;
  width: 100% !important;
  max-width: 180px !important;
  max-height: none !important;
  object-fit: contain;
}

/* Footer ISACA: contenedor compacto */
.footer-isaca {
  display: flex; flex-direction: column;
  gap: 0.5rem;
  margin: 0 0 2rem;
  padding: 0.85rem 1rem;
  border: 1px solid var(--border-strong);
  border-left: 3px solid #6cc24a;
  background: rgba(108, 194, 74, 0.04);
  border-radius: 6px;
  max-width: 240px !important;
}
.footer-isaca__label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: #6cc24a;
}
.footer-isaca__mark {
  display: block;
  width: 180px;
  max-width: 100%;
}
.footer-isaca__mark .isaca-logo {
  width: 180px !important;
  max-width: 180px !important;
}

/* Override para partner-card en /colaboraciones/ — más espacio porque es página dedicada */
.partner-card__svg {
  display: flex; align-items: center; justify-content: center;
  height: 80px;
  padding: 0.85rem;
  background: rgba(0,0,0,0.4);
  border: 1px solid var(--border-strong);
  border-radius: 6px;
}
.partner-card__svg .isaca-logo {
  width: auto !important;
  height: 100% !important;
  max-width: 100% !important;
  max-height: 100% !important;
}
.partner-card__svg .htb-logo,
.partner-card__svg img {
  width: auto !important;
  height: 100% !important;
  max-width: 100% !important;
  max-height: 100% !important;
}

/* ==========================================================================
   HTB LOGO — img real dentro del act-card__logo-frame
   ========================================================================== */
.act-card__logo-frame > img.htb-logo {
  width: 100%;
  height: 100%;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  display: block;
}

/* ==========================================================================
   ACT-SECTION — wrapper de sección con separadores y frame temático
   ========================================================================== */
.act-section {
  position: relative;
  padding: 0.5rem 0 2.5rem;
  margin: 2rem 0;
}

/* Frame superior e inferior (líneas decorativas tipo terminal) */
.act-section__frame-top,
.act-section__frame-bottom {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.4rem 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  overflow: hidden;
}
.act-section__frame-dots {
  flex: 1;
  border-top: 1px dashed;
  opacity: 0.3;
}
.act-section__frame-label--end {
  margin-left: auto;
}

/* ---- HTB frame ---- */
.act-section--htb {
  background:
    radial-gradient(ellipse at 50% 0%, rgba(159,239,0,0.06) 0%, transparent 65%),
    linear-gradient(180deg, rgba(20,29,43,0.85) 0%, transparent 100%);
  border-top: 1px solid rgba(159,239,0,0.25);
  border-bottom: 1px solid rgba(159,239,0,0.25);
}
.act-section--htb .act-section__frame-top,
.act-section--htb .act-section__frame-bottom {
  color: rgba(159,239,0,0.55);
}
.act-section--htb .act-section__frame-dots {
  border-color: rgba(159,239,0,0.35);
  opacity: 1;
}

/* ---- Black Alpaca frame ---- */
.act-section--alpaca {
  background:
    radial-gradient(ellipse at 50% 0%, rgba(232,81,63,0.07) 0%, transparent 65%),
    #000;
  border-top: 1px solid rgba(255,255,255,0.18);
  border-bottom: 1px solid rgba(255,255,255,0.18);
}
.act-section--alpaca .act-section__frame-top,
.act-section--alpaca .act-section__frame-bottom {
  color: rgba(168,212,236,0.7);
}
.act-section--alpaca .act-section__frame-dots {
  border-color: rgba(255,255,255,0.2);
  opacity: 1;
}

/* ==========================================================================
   BLACK ALPACA — decoración pixel alpaca en act-card
   ========================================================================== */
.act-card__head--alpaca-visual {
  flex-wrap: wrap;
  gap: 1.5rem;
  align-items: flex-start;
  padding-bottom: 0.5rem;
}
.alpaca-title-block {
  flex: 1;
  min-width: 260px;
}
.act-card__alpaca-deco {
  display: flex;
  align-items: flex-end;
  gap: 0.5rem;
  padding: 0.5rem 1rem 0 0;
  flex-shrink: 0;
}
.alpaca-deco__main {
  width: 110px;
  height: auto;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  filter: drop-shadow(0 0 8px rgba(255,255,255,0.12));
}
.alpaca-deco__side {
  width: 68px;
  height: auto;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  opacity: 0.55;
  align-self: flex-end;
}
@media (max-width: 600px) {
  .act-card__alpaca-deco { display: none; }
}

/* ==========================================================================
   BA-HERO — hero renovado para página histórico Black Alpaca
   ========================================================================== */
.ba-hero {
  position: relative;
  padding: 4.5rem 0 3.5rem;
  background:
    radial-gradient(ellipse at 70% 50%, rgba(168,212,236,0.06) 0%, transparent 55%),
    radial-gradient(ellipse at 30% 0%,  rgba(232,81,63,0.08) 0%,  transparent 50%),
    #000000;
  border-bottom: 1px solid rgba(255,255,255,0.12);
  overflow: hidden;
}
.ba-hero__scanlines {
  position: absolute; inset: 0;
  background: repeating-linear-gradient(
    to bottom,
    transparent 0px,
    transparent 3px,
    rgba(0,0,0,0.08) 3px,
    rgba(0,0,0,0.08) 4px
  );
  pointer-events: none;
  z-index: 0;
}
.ba-hero__inner {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 3rem;
  flex-wrap: wrap;
}
.ba-hero__text {
  flex: 1;
  min-width: 280px;
}
.ba-hero__path {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  margin: 0 0 1.25rem;
}
.ba-hero__title {
  font-family: var(--font-mono);
  font-weight: 900;
  line-height: 1;
  margin: 0 0 0.35rem;
  letter-spacing: -0.01em;
}
.ba-hero__title-black {
  display: block;
  font-size: clamp(2.8rem, 7vw, 5rem);
  color: #ffffff;
}
.ba-hero__title-alpaca {
  display: block;
  font-size: clamp(2.8rem, 7vw, 5rem);
  color: transparent;
  -webkit-text-stroke: 2px #ffffff;
  letter-spacing: 0.04em;
}
.ba-hero__subtitle {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #e8513f;
  margin: 0 0 1.25rem;
}
.ba-hero__desc {
  color: #d8e0ec;
  font-size: 1rem;
  line-height: 1.65;
  max-width: 54ch;
  margin: 0 0 1.75rem;
}
.ba-hero__desc strong { color: #a8d4ec; }
.ba-hero__cta { display: flex; flex-wrap: wrap; gap: 0.75rem; }

/* Pixel alpacas en el hero */
.ba-hero__alpacas {
  display: flex;
  align-items: flex-end;
  gap: 1rem;
  flex-shrink: 0;
  padding-right: 1rem;
}
.ba-hero__alp {
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  display: block;
  height: auto;
}
.ba-hero__alp--main  { width: 130px; filter: drop-shadow(0 0 10px rgba(255,255,255,0.15)); }
.ba-hero__alp--back  { width: 90px;  opacity: 0.55; transform: scaleX(-1); }
.ba-hero__alp--small { width: 68px;  opacity: 0.4;  align-self: flex-end; }

@media (max-width: 720px) {
  .ba-hero__alpacas { display: none; }
  .ba-hero { padding: 3rem 0 2.5rem; }
}

/* ==========================================================================
   BA-EDITION--CTA con alpacas laterales
   ========================================================================== */
.ba-cta-inner {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
  flex-wrap: wrap;
}
.ba-cta-text { flex: 1; min-width: 260px; }
.ba-cta-alpacas {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
  padding-top: 1rem;
}
.ba-cta__alp {
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  height: auto;
  display: block;
}
.ba-cta__alp--a { width: 80px; }
.ba-cta__alp--b { width: 56px; opacity: 0.55; }
@media (max-width: 600px) {
  .ba-cta-alpacas { display: none; }
}

/* ==========================================================================
   HTB LOGO — img real dentro del act-card__logo-frame
   ========================================================================== */
.act-card__logo-frame > img.htb-logo {
  width: 100%;
  height: 100%;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  display: block;
}

/* ==========================================================================
   ACT-SECTION — wrapper de sección con separadores y frame temático
   ========================================================================== */
.act-section {
  position: relative;
  padding: 0.5rem 0 2.5rem;
  margin: 2rem 0;
}
.act-section__frame-top,
.act-section__frame-bottom {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.4rem 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  overflow: hidden;
}
.act-section__frame-dots {
  flex: 1;
  border-top: 1px dashed;
  opacity: 0.3;
}
.act-section__frame-label--end { margin-left: auto; }

/* HTB frame */
.act-section--htb {
  background:
    radial-gradient(ellipse at 50% 0%, rgba(159,239,0,0.06) 0%, transparent 65%),
    linear-gradient(180deg, rgba(20,29,43,0.85) 0%, transparent 100%);
  border-top: 1px solid rgba(159,239,0,0.25);
  border-bottom: 1px solid rgba(159,239,0,0.25);
}
.act-section--htb .act-section__frame-top,
.act-section--htb .act-section__frame-bottom {
  color: rgba(159,239,0,0.55);
}
.act-section--htb .act-section__frame-dots {
  border-color: rgba(159,239,0,0.35);
  opacity: 1;
}

/* Black Alpaca frame */
.act-section--alpaca {
  background:
    radial-gradient(ellipse at 50% 0%, rgba(232,81,63,0.07) 0%, transparent 65%),
    #000;
  border-top: 1px solid rgba(255,255,255,0.18);
  border-bottom: 1px solid rgba(255,255,255,0.18);
}
.act-section--alpaca .act-section__frame-top,
.act-section--alpaca .act-section__frame-bottom {
  color: rgba(168,212,236,0.7);
}
.act-section--alpaca .act-section__frame-dots {
  border-color: rgba(255,255,255,0.2);
  opacity: 1;
}

/* ==========================================================================
   BLACK ALPACA — pixel alpacas en act-card
   ========================================================================== */
.act-card__head--alpaca-visual {
  flex-wrap: wrap;
  gap: 1.5rem;
  align-items: flex-start;
  padding-bottom: 0.5rem;
}
.alpaca-title-block { flex: 1; min-width: 260px; }
.act-card__alpaca-deco {
  display: flex;
  align-items: flex-end;
  gap: 0.5rem;
  padding: 0.5rem 1rem 0 0;
  flex-shrink: 0;
}
.alpaca-deco__main {
  width: 110px;
  height: auto;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  filter: drop-shadow(0 0 8px rgba(255,255,255,0.12));
}
.alpaca-deco__side {
  width: 68px;
  height: auto;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  opacity: 0.55;
  align-self: flex-end;
}
@media (max-width: 600px) {
  .act-card__alpaca-deco { display: none; }
}

/* ==========================================================================
   BA-HERO — hero renovado para página histórico Black Alpaca
   ========================================================================== */
.ba-hero {
  position: relative;
  padding: 4.5rem 0 3.5rem;
  background:
    radial-gradient(ellipse at 70% 50%, rgba(168,212,236,0.06) 0%, transparent 55%),
    radial-gradient(ellipse at 30% 0%,  rgba(232,81,63,0.08) 0%,  transparent 50%),
    #000000;
  border-bottom: 1px solid rgba(255,255,255,0.12);
  overflow: hidden;
}
.ba-hero__scanlines {
  position: absolute; inset: 0;
  background: repeating-linear-gradient(
    to bottom,
    transparent 0px,
    transparent 3px,
    rgba(0,0,0,0.08) 3px,
    rgba(0,0,0,0.08) 4px
  );
  pointer-events: none;
  z-index: 0;
}
.ba-hero__inner {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 3rem;
  flex-wrap: wrap;
}
.ba-hero__text { flex: 1; min-width: 280px; }
.ba-hero__path {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  margin: 0 0 1.25rem;
}
.ba-hero__title {
  font-family: var(--font-mono);
  font-weight: 900;
  line-height: 1;
  margin: 0 0 0.35rem;
}
.ba-hero__title-black {
  display: block;
  font-size: clamp(2.8rem, 7vw, 5rem);
  color: #ffffff;
}
.ba-hero__title-alpaca {
  display: block;
  font-size: clamp(2.8rem, 7vw, 5rem);
  color: transparent;
  -webkit-text-stroke: 2px #ffffff;
  letter-spacing: 0.04em;
}
.ba-hero__subtitle {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #e8513f;
  margin: 0 0 1.25rem;
}
.ba-hero__desc {
  color: #d8e0ec;
  font-size: 1rem;
  line-height: 1.65;
  max-width: 54ch;
  margin: 0 0 1.75rem;
}
.ba-hero__desc strong { color: #a8d4ec; }
.ba-hero__cta { display: flex; flex-wrap: wrap; gap: 0.75rem; }

.ba-hero__alpacas {
  display: flex;
  align-items: flex-end;
  gap: 1rem;
  flex-shrink: 0;
  padding-right: 1rem;
}
.ba-hero__alp {
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  display: block;
  height: auto;
}
.ba-hero__alp--main  { width: 130px; filter: drop-shadow(0 0 10px rgba(255,255,255,0.15)); }
.ba-hero__alp--back  { width: 90px;  opacity: 0.55; transform: scaleX(-1); }
.ba-hero__alp--small { width: 68px;  opacity: 0.4;  align-self: flex-end; }

@media (max-width: 720px) {
  .ba-hero__alpacas { display: none; }
  .ba-hero { padding: 3rem 0 2.5rem; }
}

/* ==========================================================================
   BA-EDITION--CTA con alpacas laterales
   ========================================================================== */
.ba-cta-inner {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
  flex-wrap: wrap;
}
.ba-cta-text { flex: 1; min-width: 260px; }
.ba-cta-alpacas {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
  padding-top: 1rem;
}
.ba-cta__alp {
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  height: auto;
  display: block;
}
.ba-cta__alp--a { width: 80px; }
.ba-cta__alp--b { width: 56px; opacity: 0.55; }
@media (max-width: 600px) {
  .ba-cta-alpacas { display: none; }
}