/* ============================================
   HERLISS BRICEÑO — news.css
   Design System: Cyber-Sophisticate
   ============================================ */

/* CABECERA */
.news-header {
  border-bottom: 1px solid var(--color-border);
}

.news-header__inner {
  padding: 3rem 4rem 1.5rem;
  max-width: 1100px;
  margin: 0 auto;
}

.news-header__eyebrow {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-emerald);
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.news-header__eyebrow::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-emerald);
  box-shadow: 0 0 8px var(--color-emerald);
  animation: pulse 2s ease-in-out infinite;
}

.news-header__title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--color-text);
}

.news-header__title em {
  font-style: normal;
  color: var(--color-emerald);
  text-shadow: 0 0 20px rgba(56, 238, 186, 0.3);
}

/* BUSCADOR */
.news-search {
  position: relative;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--color-border);
}

.news-search__input {
  width: 100%;
  background: var(--color-surface-low, #0d1f2d);
  border: 1px solid var(--color-border);
  border-radius: 0.25rem;
  padding: 0.6rem 1rem 0.6rem 2rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-text);
  outline: none;
  transition: border-color 0.2s;
  box-sizing: border-box;
}

.news-search__input::placeholder { color: var(--color-text-3); }
.news-search__input:focus { border-color: var(--color-emerald); }

.news-search__icon {
  position: absolute;
  left: 1.65rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.95rem;
  color: var(--color-text-3);
  pointer-events: none;
}

/* FILTROS */
.news-filters {
  display: flex;
  gap: 0;
  padding: 0 4rem;
  border-top: 1px solid var(--color-border);
  max-width: 1100px;
  margin: 0 auto;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.filter-btn {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.85rem 1.25rem;
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--color-text-3);
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.filter-btn:hover { color: var(--color-emerald); }

.filter-btn--active {
  color: var(--color-emerald);
  border-bottom-color: var(--color-emerald);
  text-shadow: 0 0 8px rgba(56, 238, 186, 0.3);
}

/* ESTADO */
.news-status {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 3rem 0;
  color: var(--color-text-3);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
}

.news-status--hidden { display: none !important; }

.news-status__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-emerald);
  box-shadow: 0 0 8px var(--color-emerald);
  animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.3; }
}

/* ── LAYOUT PRINCIPAL ──────────────────────── */
.news-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 0;
  max-width: 1100px;
  margin: 0 auto;
  min-height: calc(100vh - 220px);
  border-left: 1px solid var(--color-border);
  border-right: 1px solid var(--color-border);
}

/* ── PANEL PRINCIPAL ───────────────────────── */
.news-panel {
  padding: 2.5rem 3rem;
  border-right: 1px solid var(--color-border);
}

.detail__meta {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}

.detail__source {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-3);
}

.detail__title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.4;
  color: var(--color-text);
  margin-bottom: 0.5rem;
}

.detail__date {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--color-text-3);
  letter-spacing: 0.05em;
  margin-bottom: 1.5rem;
}

.detail__image {
  width: 100%;
  max-height: 260px;
  object-fit: cover;
  border-radius: 0.4rem;
  border: 1px solid var(--color-border);
  margin-bottom: 1.5rem;
  filter: brightness(0.9);
}

.detail__summary {
  font-size: 0.92rem;
  font-weight: 400;
  line-height: 1.85;
  color: var(--color-text-2, #c0c0c8);
  margin-bottom: 1.75rem;
  padding-left: 1rem;
  border-left: 2px solid var(--color-border-accent);
}

.detail__link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-emerald);
  border: 1px solid rgba(56, 238, 186, 0.3);
  padding: 0.6rem 1.1rem;
  border-radius: 0.25rem;
  transition: var(--transition);
  margin-top: 1.5rem;
}

.detail__link:hover {
  background: rgba(56, 238, 186, 0.07);
  text-shadow: 0 0 8px rgba(56, 238, 186, 0.3);
}

/* ── SIDEBAR ───────────────────────────────── */
.news-sidebar {
  overflow-y: auto;
  max-height: calc(100vh - 220px);
  position: sticky;
  top: var(--nav-height);
}

.sidebar__title {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-3);
  padding: 1rem 1.25rem 0.5rem;
  border-bottom: 1px solid var(--color-border);
}

.sidebar-empty {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-text-3);
  padding: 1.5rem 1.25rem;
  text-align: center;
}

.sidebar-group {
  border-bottom: 1px solid var(--color-border);
}

/* Cabecera acordeón */
.sidebar-group__header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  width: 100%;
  background: none;
  border: none;
  padding: 0.9rem 1.25rem;
  cursor: pointer;
  transition: var(--transition);
}

.sidebar-group__header:hover {
  background: var(--color-surface);
}

.sidebar-group__month {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-emerald);
  flex: 1;
  text-align: left;
}

.sidebar-group__count {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 700;
  color: var(--color-bg);
  background: var(--color-emerald);
  border-radius: 10px;
  padding: 0.05rem 0.5rem;
  min-width: 20px;
  text-align: center;
}

.sidebar-group__arrow {
  color: var(--color-text-3);
  transition: transform 0.25s ease;
  flex-shrink: 0;
}

.sidebar-group__arrow--up {
  transform: rotate(180deg);
}

/* Cuerpo acordeón */
.sidebar-group__body {
  overflow: hidden;
  max-height: 9999px;
  transition: max-height 0.3s ease;
}

.sidebar-group__body--collapsed {
  max-height: 0;
}

.sidebar-item {
  display: block;
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  border-left: 2px solid transparent;
  padding: 0.65rem 1.25rem 0.65rem 2rem;
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 400;
  line-height: 1.5;
  color: var(--color-text-3);
  cursor: pointer;
  transition: var(--transition);
}

.sidebar-item:hover {
  color: var(--color-text);
  background: var(--color-surface);
  border-left-color: var(--color-border-accent);
}

.sidebar-item--active {
  color: var(--color-emerald);
  background: rgba(56, 238, 186, 0.05);
  border-left-color: var(--color-emerald);
  font-weight: 500;
}

/* ── BADGES / IMPACTO ──────────────────────── */
.news-card__category {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 0.25rem;
  border: 1px solid;
}

.news-card__category--ciberseguridad {
  color: var(--color-emerald);
  border-color: rgba(56, 238, 186, 0.3);
  background: rgba(56, 238, 186, 0.07);
}

.news-card__category--crypto {
  color: var(--color-cyan);
  border-color: rgba(0, 188, 212, 0.3);
  background: rgba(0, 188, 212, 0.07);
}

.news-card__category--ia {
  color: #a78bfa;
  border-color: rgba(167, 139, 250, 0.3);
  background: rgba(167, 139, 250, 0.07);
}

.news-card__category--regulacion {
  color: #fbbf24;
  border-color: rgba(251, 191, 36, 0.3);
  background: rgba(251, 191, 36, 0.07);
}

.news-card__criticidad {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: #ff4444;
  background: rgba(255, 68, 68, 0.1);
  border: 1px solid rgba(255, 68, 68, 0.3);
  padding: 0.1rem 0.4rem;
  border-radius: 2px;
}

.news-card__badge {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-cyan);
  padding: 2px 8px;
  border: 1px solid rgba(0, 188, 212, 0.3);
  border-radius: 0.25rem;
  background: rgba(0, 188, 212, 0.07);
}

.news-card__impact {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.impacto-item {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  padding: 0.2rem 0.5rem;
  border-radius: 3px;
  border: 1px solid transparent;
  cursor: default;
}

.impacto--alto  { color: #ff6b6b; background: rgba(255,107,107,0.1); border-color: rgba(255,107,107,0.3); }
.impacto--medio { color: #ffa94d; background: rgba(255,169,77,0.1);  border-color: rgba(255,169,77,0.3);  }
.impacto--bajo  { color: var(--color-text-3); background: rgba(255,255,255,0.03); border-color: var(--color-border); }

/* FILTROS DE IMPACTO SIDEBAR */
.impact-sidebar {
  border-top: 1px solid var(--color-border);
  padding: 1.25rem;
}

.impact-sidebar__title {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-3);
  margin-bottom: 1rem;
}

.impact-filter-group {
  margin-bottom: 0.85rem;
}

.impact-filter-group__label {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-emerald);
  margin-bottom: 0.35rem;
}

.impact-filter-group__btns {
  display: flex;
  gap: 0.3rem;
}

.impact-btn {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  padding: 0.25rem 0.6rem;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: 3px;
  color: var(--color-text-3);
  cursor: pointer;
  transition: var(--transition);
}

.impact-btn[data-val="alto"]  { color: #ff6b6b; border-color: rgba(255,107,107,0.3); }
.impact-btn[data-val="medio"] { color: #ffa94d; border-color: rgba(255,169,77,0.3);  }
.impact-btn[data-val="bajo"]  { color: #60a5fa; border-color: rgba(96,165,250,0.3);  }

.impact-btn[data-val="alto"]:hover,
.impact-btn[data-val="alto"].impact-btn--active  { background: rgba(255,107,107,0.1); border-color: #ff6b6b; }
.impact-btn[data-val="medio"]:hover,
.impact-btn[data-val="medio"].impact-btn--active { background: rgba(255,169,77,0.1);  border-color: #ffa94d; }
.impact-btn[data-val="bajo"]:hover,
.impact-btn[data-val="bajo"].impact-btn--active  { background: rgba(96,165,250,0.1);  border-color: #60a5fa; }

.impact-clear {
  margin-top: 0.85rem;
  width: 100%;
  font-family: var(--font-mono);
  font-size: 0.58rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.4rem;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: 3px;
  color: var(--color-text-3);
  cursor: pointer;
  transition: var(--transition);
}

.impact-clear:hover {
  border-color: #ff6b6b;
  color: #ff6b6b;
}

/* NOTICIAS RECIENTES */
.detail__recientes {
  margin-top: 2.5rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--color-border);
}

.detail__recientes-label {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-3);
  margin-bottom: 0.75rem;
}

.detail__recientes-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.reciente-item {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  border-left: 2px solid transparent;
  padding: 0.6rem 0.75rem;
  cursor: pointer;
  transition: var(--transition);
  border-radius: 0 0.25rem 0.25rem 0;
}

.reciente-item:hover {
  background: var(--color-surface);
  border-left-color: var(--color-border-accent);
}

.reciente-item__date {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--color-text-3);
  white-space: nowrap;
  flex-shrink: 0;
}

.reciente-item__title {
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 400;
  line-height: 1.45;
  color: var(--color-text-3);
  transition: color 0.2s ease;
}

.reciente-item:hover .reciente-item__title {
  color: var(--color-text);
}

/* FOOTER */
.site-footer {
  border-top: 1px solid var(--color-border);
  background: var(--color-surface-low);
}

.site-footer__inner {
  padding: 2rem 4rem;
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.site-footer__brand {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-text);
}

.site-footer__copy {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--color-text-3);
  letter-spacing: 0.05em;
}

.site-footer__links {
  display: flex;
  gap: 2rem;
  margin-top: 0.5rem;
}

.site-footer__links a {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-3);
  transition: color 0.2s ease;
}

.site-footer__links a:hover {
  color: var(--color-emerald);
  text-shadow: 0 0 8px rgba(56, 238, 186, 0.3);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 900px) {
  .news-header__inner { padding: 2rem 1.5rem 1rem; }
  .news-filters       { padding: 0 1.5rem; }
  .news-layout        { grid-template-columns: 1fr; border: none; }
  .news-panel         { padding: 1.5rem; border-right: none; border-bottom: 1px solid var(--color-border); }
  .news-sidebar       { max-height: 300px; position: static; }
  .site-footer__inner { padding: 1.5rem; }
}

@media (max-width: 480px) {
  .news-header__title { font-size: 1.5rem; }
  .detail__title      { font-size: 1.1rem; }
}