/* ---------------------------------------------------------------- NAV --- */

.site-nav {
  background: rgba(19, 26, 16, 0.92);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(6px);
}

.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-brand {
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--text);
  text-decoration: none;
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  gap: 20px;
  flex: 1;
}

.nav-links a {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 600;
  padding: 6px 0;
  border-bottom: 2px solid transparent;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text);
  border-bottom-color: var(--accent);
}

.nav-login {
  background: var(--accent);
  color: #241a08;
  text-decoration: none;
  font-weight: 700;
  font-size: 0.82rem;
  padding: 8px 16px;
  border-radius: 999px;
  flex-shrink: 0;
  transition: filter 0.15s ease;
}

.nav-login:hover {
  filter: brightness(1.1);
}

.system-pills {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px 12px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.system-pill {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
}

.system-pill.active {
  color: var(--accent);
  border-color: var(--accent);
  background: rgba(201, 154, 63, 0.1);
}

/* ---------------------------------------------------------------- HERO --- */

.hero {
  position: relative;
  overflow: hidden;
  min-height: 480px;
  display: flex;
  align-items: center;
  background: linear-gradient(180deg, #16241a 0%, #1c2b17 55%, #0f160c 100%);
}

.hero-scene {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-size: cover;
  background-position: center 65%;
  background-repeat: no-repeat;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    linear-gradient(100deg, rgba(8, 12, 6, 0.88) 0%, rgba(8, 12, 6, 0.6) 32%, rgba(8, 12, 6, 0.15) 58%, rgba(8, 12, 6, 0) 78%),
    linear-gradient(0deg, rgba(8, 12, 6, 0.75) 0%, rgba(8, 12, 6, 0) 35%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1100px;
  margin: 0 auto;
  padding: 70px 20px 60px;
  width: 100%;
}

.hero-eyebrow {
  display: inline-block;
  color: var(--accent);
  font-weight: 800;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  margin-bottom: 14px;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.6);
}

.hero-content h1 {
  margin: 0 0 16px;
  font-size: 2.1rem;
  line-height: 1.25;
  max-width: 640px;
  text-shadow: 0 3px 16px rgba(0, 0, 0, 0.65);
}

.hero-desc {
  color: var(--text);
  opacity: 0.92;
  max-width: 520px;
  font-size: 0.95rem;
  line-height: 1.6;
  margin: 0 0 26px;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.6);
}

.hero-cta-row {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.btn-primary,
.btn-outline {
  display: inline-block;
  padding: 12px 24px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 0.88rem;
  text-decoration: none;
}

.btn-primary {
  background: var(--accent);
  color: #241a08;
}

.btn-primary:hover {
  filter: brightness(1.1);
}

.btn-outline {
  border: 1px solid rgba(238, 242, 230, 0.5);
  color: var(--text);
}

.btn-outline:hover {
  border-color: var(--text);
  background: rgba(238, 242, 230, 0.08);
}

.hero-platform {
  color: var(--text-dim);
  font-size: 0.78rem;
  margin: 0;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.6);
}

/* --------------------------------------------------------- BLOG LIST --- */

.home-wrap {
  max-width: 880px;
  margin: 0 auto;
  padding: 40px 20px 60px;
}

.section-title {
  margin: 10px 0 14px;
  font-size: 1rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  scroll-margin-top: 90px;
}

.blog-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.blog-card {
  display: flex;
  align-items: center;
  gap: 16px;
  text-decoration: none;
  color: var(--text);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px 18px;
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.blog-card:hover {
  border-color: var(--accent-2);
  transform: translateX(2px);
}

.blog-icon {
  font-size: 1.8rem;
  flex-shrink: 0;
}

.blog-title {
  font-weight: 700;
  font-size: 1rem;
}

.blog-badge {
  display: inline-block;
  margin-left: 8px;
  background: rgba(201, 154, 63, 0.18);
  color: var(--accent);
  font-size: 0.68rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 999px;
  vertical-align: middle;
}

.blog-tagline {
  margin: 4px 0 0;
  color: var(--text-dim);
  font-size: 0.84rem;
}

.home-footer {
  text-align: center;
  margin-top: 50px;
  color: var(--text-dim);
  font-size: 0.8rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}
.home-footer-apk {
  color: var(--accent-2, #6fae4a);
  text-decoration: none;
  font-weight: 600;
  padding: 6px 14px;
  border: 1px solid var(--border, #3c4a2e);
  border-radius: 999px;
}
.home-footer-apk:hover { border-color: var(--accent-2, #6fae4a); }
.home-footer-apk small { color: var(--text-dim); font-weight: 400; }

@media (max-width: 640px) {
  .nav-links {
    display: none;
  }

  .hero {
    min-height: 380px;
  }

  .hero-content h1 {
    font-size: 1.6rem;
  }

  .hero-content {
    padding: 50px 20px 40px;
  }
}

/* ------------------------------------------------ NAV: ajustes y desplegable --- */

.nav-inner { max-width: 1240px; gap: 20px; }
.nav-links { gap: 16px; align-items: center; min-width: 0; }
.nav-links a, .nav-dd-btn, .nav-auth a { white-space: nowrap; }
.nav-auth { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }

.nav-dd { position: relative; }
.nav-dd-btn {
  background: none; border: 0; border-bottom: 2px solid transparent; font: inherit; font-size: 0.88rem; font-weight: 600;
  color: var(--text-dim); padding: 6px 0; cursor: pointer;
}
.nav-dd:hover .nav-dd-btn, .nav-dd.open .nav-dd-btn, .nav-dd.active .nav-dd-btn { color: var(--text); border-bottom-color: var(--accent); }
.nav-dd-menu {
  display: none; position: absolute; left: 0; top: 100%; min-width: 270px; z-index: 40; padding: 8px;
  background: var(--bg-elevated); border: 1px solid var(--border); border-radius: 12px; box-shadow: 0 10px 30px rgba(0, 0, 0, .55);
}
.nav-dd.open .nav-dd-menu, .nav-dd:hover .nav-dd-menu, .nav-dd:focus-within .nav-dd-menu { display: block; }
.nav-dd-group { padding: 6px 4px 8px; }
.nav-dd-group + .nav-dd-group { border-top: 1px solid var(--border); }
.nav-dd-group strong { display: block; padding: 2px 8px 4px; font-size: .8rem; text-transform: uppercase; letter-spacing: .05em; color: var(--accent); }
.nav-dd-group small { color: var(--text-dim); text-transform: none; letter-spacing: 0; font-weight: 600; }
.nav-dd-menu a { display: block; padding: 7px 8px; border-radius: 8px; border-bottom: 0; font-size: .86rem; }
.nav-dd-menu a:hover { background: var(--bg-card); }
.nav-dd-menu .nav-dd-all { margin-top: 4px; border-top: 1px solid var(--border); border-radius: 0 0 8px 8px; color: var(--accent-2); }

@media (max-width: 640px) {
  .nav-dd-menu { position: fixed; left: 12px; right: 12px; top: auto; min-width: 0; max-height: 70vh; overflow-y: auto; }
  .nav-links { flex-wrap: wrap; row-gap: 6px; }
}
.nav-auth { margin-left: 12px; }

/* Pantallas medianas: el menú completo no cabe junto al nombre y «Escribir», así que arriba queda solo el avatar y ✍️. */
@media (max-width: 1240px) {
  .nav-nombre, .nav-txt { display: none; }
}

/* ------------------------------------------ MÓVIL Y TABLET: barra de abajo y hoja «Más» --- */

.tabbar, .mas-sheet, .nav-txt-sm { display: none; }

@media (max-width: 980px) {
  /* Arriba, una sola fila: marca, avisos y escribir. Los enlaces, el chat y «Salir» pasan abajo. */
  .site-nav .nav-links, .site-nav .nav-chat, .site-nav .nav-logout, .site-nav .nav-user, .nav-txt { display: none; }
  .nav-brand { flex: 1; }
  .nav-txt-sm { display: inline; }
  .nav-inner { padding: 10px max(16px, env(safe-area-inset-right, 0px)) 10px max(16px, env(safe-area-inset-left, 0px)); }
  .nav-auth { margin-left: 0; gap: 8px; }
  .nav-auth .nav-register { padding: 7px 12px; }
  .nav-auth a.nav-register[title] { font-size: 1rem; padding: 5px 12px; }
  .nav-auth .nav-login { padding: 7px 12px; font-size: .82rem; }

  .tabbar {
    position: fixed; left: 0; right: 0; bottom: 0; z-index: 60;
    display: grid; grid-template-columns: repeat(5, 1fr);
    padding: 4px max(4px, env(safe-area-inset-right, 0px)) calc(4px + env(safe-area-inset-bottom, 0px)) max(4px, env(safe-area-inset-left, 0px));
    background: #0f150c; border-top: 1px solid var(--border);
  }
  .tab {
    position: relative; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 1px;
    min-height: 52px; padding: 4px 2px; border: 0; border-radius: 12px; background: none;
    color: var(--text-dim); font: inherit; font-size: .7rem; font-weight: 600; text-decoration: none; cursor: pointer;
    -webkit-tap-highlight-color: transparent;
  }
  .tab-ico { font-size: 1.3rem; line-height: 1.2; filter: grayscale(.7); opacity: .85; transition: transform .15s ease, filter .15s ease; }
  .tab.on { color: var(--accent); }
  .tab.on .tab-ico { filter: none; opacity: 1; }
  .tab.on::before { content: ""; position: absolute; top: -4px; left: 30%; right: 30%; height: 3px; border-radius: 0 0 3px 3px; background: var(--accent); }
  .tab:active .tab-ico { transform: scale(.88); }
  .tab:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }
  .tab .bell-count { top: 2px; right: calc(50% - 22px); }

  /* Que nada quede tapado por la barra: el final de cada página y los avisos flotantes. */
  body:has(.tabbar) { padding-bottom: calc(64px + env(safe-area-inset-bottom, 0px)); }
  body:has(.tabbar) .toast { bottom: calc(80px + env(safe-area-inset-bottom, 0px)); }
  /* Dentro de una conversación del chat la barra se esconde, como en las apps de mensajería. */
  body:has(.chat-app.in-conv) .tabbar { display: none; }
  body:has(.chat-app) { padding-bottom: 0; }

  .mas-sheet:not([hidden]) { display: block; position: fixed; inset: 0; z-index: 59; }
  .mas-fondo { position: absolute; inset: 0; background: rgba(5, 8, 3, .6); }
  .mas-panel {
    position: absolute; left: 0; right: 0; bottom: 0; max-height: calc(100dvh - 60px); overflow-y: auto;
    padding: 18px max(16px, env(safe-area-inset-right, 0px)) calc(84px + env(safe-area-inset-bottom, 0px)) max(16px, env(safe-area-inset-left, 0px));
    background: var(--bg-elevated); border-radius: 18px 18px 0 0; box-shadow: 0 -12px 40px rgba(0, 0, 0, .5);
    animation: mas-sube .2s ease-out;
  }
  @keyframes mas-sube { from { transform: translateY(24px); opacity: 0; } }
  .mas-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
  .mas-grid a {
    display: flex; flex-direction: column; align-items: center; gap: 4px; padding: 12px 6px; border-radius: 12px;
    background: var(--bg-card); color: var(--text); text-decoration: none; font-size: .85rem; font-weight: 600;
  }
  .mas-grid a span { font-size: 1.4rem; }
  .mas-grid a.on { color: var(--accent); box-shadow: inset 0 0 0 1px var(--accent); }
  .mas-grupo { margin-top: 16px; }
  .mas-grupo strong { display: block; margin-bottom: 4px; font-size: .85rem; color: var(--accent); }
  .mas-grupo a { display: block; padding: 10px 4px; color: var(--text); text-decoration: none; font-size: .95rem; border-bottom: 1px solid var(--border); }
  .mas-pie { display: flex; gap: 8px; margin-top: 18px; }
  .mas-pie a { flex: 1; text-align: center; padding: 10px 14px; border-radius: 999px; text-decoration: none; font-weight: 700; font-size: .9rem; }
  .mas-pie .nav-login { background: transparent; border: 1px solid var(--border); color: var(--text); }
  html.mas-abierta { overflow: hidden; }
}

@media (max-width: 980px) and (prefers-reduced-motion: reduce) {
  .mas-panel { animation: none; }
  .tab-ico { transition: none; }
}

/* Inicio: últimos artículos del blog (noticias, guías, análisis), mismo formato alargado que «Publicaciones» */
.section-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.section-all { color: var(--accent); font-size: .84rem; font-weight: 700; text-decoration: none; white-space: nowrap; }
.section-all:hover { text-decoration: underline; }
.home-news { margin-bottom: 34px; }
.home-news .blog-card > div:last-child { min-width: 0; }
.blog-thumb { width: 44px; height: 44px; border-radius: 10px; object-fit: cover; flex-shrink: 0; }
.home-news .blog-thumb { width: 96px; height: 54px; border-radius: 8px; }
@media (max-width: 520px) { .home-news .blog-thumb { width: 72px; height: 40px; } }
.home-news .blog-tagline { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.blog-meta { margin: 4px 0 0; color: var(--text-dim); font-size: .74rem; opacity: .8; }