* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background: #f4f7fc;
  font-family: 'Inter', sans-serif;
  color: #1a2c3e;
  line-height: 1.4;
  padding-bottom: 70px; /* espacio para navbar inferior */
}

.container {
  max-width: 600px;
  margin: 0 auto;
  padding: 0 1rem 1rem;
}

/* ============================================ */
/* NAVBAR SUPERIOR                              */
/* ============================================ */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0 0.8rem;
  margin-bottom: 0;
}

.logo-area h1 {
  font-family: 'Poppins', sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 6px;
  color: #1a2c3e;
}

.logo-area h1 .logo-q {
  background: #25D366;
  color: #fff;
  width: 30px;
  height: 30px;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  font-weight: 800;
  flex-shrink: 0;
}

.logo-area p {
  font-size: 0.62rem;
  color: #8ba0ae;
  margin-top: 1px;
}

.nav-links {
  display: flex;
  gap: 0.4rem;
  align-items: center;
}

.nav-btn {
  background: white;
  padding: 0.35rem 0.9rem;
  border-radius: 40px;
  font-weight: 600;
  font-size: 0.75rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: 'Inter', sans-serif;
  color: #1f2f3e;
  border: 1px solid #e2edf2;
  transition: all 0.2s;
}

.publish-btn {
  background: #25D366 !important;
  color: white !important;
  border: none !important;
}

/* ============================================ */
/* HERO SECTION                                 */
/* ============================================ */
.hero {
  text-align: center;
  padding: 1.2rem 0 1rem;
}

.hero-counter {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #e9f9ef;
  color: #075E54;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: 0.7rem;
}

.hero-counter .dot {
  width: 7px;
  height: 7px;
  background: #25D366;
  border-radius: 50%;
  animation: pulse 1.5s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(0.8); }
}

.hero h2 {
  font-family: 'Poppins', sans-serif;
  font-size: 1.7rem;
  font-weight: 800;
  color: #0f1f2e;
  line-height: 1.2;
  margin-bottom: 0.4rem;
}

.hero h2 span { color: #25D366; }

.hero p {
  font-size: 0.8rem;
  color: #6b7f8e;
}

/* ============================================ */
/* BUSCADOR                                     */
/* ============================================ */
.search-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  background: #fff;
  border: 2px solid #e5f0f5;
  border-radius: 50px;
  padding: 0.5rem 0.6rem 0.5rem 1rem;
  margin-bottom: 1rem;
  transition: border-color 0.2s;
  box-shadow: 0 2px 12px rgba(0,0,0,0.05);
}

.search-bar:focus-within {
  border-color: #25D366;
  box-shadow: 0 2px 16px rgba(37,211,102,0.15);
}

.search-bar i {
  color: #8ba0ae;
  font-size: 0.9rem;
  flex-shrink: 0;
}

.search-bar input {
  border: none;
  outline: none;
  flex: 1;
  font-size: 0.88rem;
  font-family: 'Inter', sans-serif;
  color: #1a2c3e;
  background: transparent;
}

.search-bar input::placeholder { color: #a8bbc8; }

.search-bar .btn-buscar {
  background: #25D366;
  color: #fff;
  border: none;
  border-radius: 40px;
  padding: 7px 16px;
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
  font-family: 'Inter', sans-serif;
  flex-shrink: 0;
  transition: background 0.2s;
}

.search-bar .btn-buscar:hover { background: #20b859; }

/* ============================================ */
/* CATEGORÍAS CIRCULARES                        */
/* ============================================ */
.categorias-scroll {
  display: flex;
  gap: 0.9rem;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
  padding: 0.3rem 0 0.8rem;
  margin-bottom: 0.5rem;
}

.categorias-scroll::-webkit-scrollbar { display: none; }

.cat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  cursor: pointer;
  flex-shrink: 0;
  transition: all 0.2s;
}

.cat-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #fff;
  border: 2.5px solid #e5f0f5;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  transition: all 0.2s;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

.cat-label {
  font-size: 0.62rem;
  font-weight: 600;
  color: #6b7f8e;
  text-align: center;
  max-width: 60px;
  line-height: 1.2;
}

.cat-item.active .cat-icon {
  border-color: #25D366;
  background: #e9f9ef;
  box-shadow: 0 4px 14px rgba(37,211,102,0.25);
}

.cat-item.active .cat-label { color: #075E54; font-weight: 700; }

/* Colores por categoría */
.cat-item[data-cat="compra-venta"].active .cat-icon  { border-color:#25D366; background:#e9f9ef; }
.cat-item[data-cat="empleos"].active .cat-icon        { border-color:#F59E0B; background:#fff8e1; }
.cat-item[data-cat="inmuebles"].active .cat-icon      { border-color:#3B82F6; background:#eff6ff; }
.cat-item[data-cat="transporte"].active .cat-icon     { border-color:#8B5CF6; background:#f5f3ff; }
.cat-item[data-cat="educacion"].active .cat-icon      { border-color:#EC4899; background:#fdf2f8; }
.cat-item[data-cat="deportes"].active .cat-icon       { border-color:#EF4444; background:#fff5f5; }

/* ============================================ */
/* FILTROS PLATAFORMA - SCROLL HORIZONTAL       */
/* ============================================ */
.plataforma-filtros {
  display: flex;
  gap: 0.4rem;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 2px;
  margin-bottom: 0.8rem;
}

.plataforma-filtros::-webkit-scrollbar { display: none; }

.filter-chip {
  flex-shrink: 0;
  background: #f0f4f8;
  border-radius: 40px;
  padding: 0.38rem 0.85rem;
  font-weight: 600;
  font-size: 0.73rem;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
  transition: all 0.2s;
  color: #2c3f4f;
  border: 2px solid transparent;
  white-space: nowrap;
}

.filter-chip:hover { background: #e2edf2; }
.filter-chip.active { color: #fff; }
.filter-chip[data-platform="whatsapp"].active { background:#25D366; box-shadow:0 3px 10px rgba(37,211,102,0.35); }
.filter-chip[data-platform="telegram"].active  { background:#229ED9; box-shadow:0 3px 10px rgba(34,158,217,0.35); }
.filter-chip[data-platform="discord"].active   { background:#5865F2; box-shadow:0 3px 10px rgba(88,101,242,0.35); }
.filter-chip[data-platform="facebook"].active  { background:#1877F2; box-shadow:0 3px 10px rgba(24,119,242,0.35); }

/* ============================================ */
/* SELECTOR CIUDAD                              */
/* ============================================ */
.city-selector-btn {
  background: white;
  border: 1px solid #e2edf2;
  border-radius: 60px;
  padding: 0.6rem 1rem;
  margin-bottom: 0.8rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  transition: all 0.2s;
  box-shadow: 0 1px 4px rgba(0,0,0,0.04);
}

.city-selector-btn:hover { border-color: #25D366; }

.city-selected {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 500;
  color: #2c3f4f;
}

.city-selected i { color: #25D366; font-size: 0.9rem; }

.city-badge {
  background: #e9f9ef;
  color: #075E54;
  padding: 2px 8px;
  border-radius: 30px;
  font-size: 0.7rem;
  font-weight: 600;
}

/* ============================================ */
/* CONTADOR RESULTADOS                          */
/* ============================================ */
.results-counter {
  background: #eef2f5;
  padding: 0.3rem 0.8rem;
  border-radius: 40px;
  font-size: 0.7rem;
  font-weight: 500;
  color: #2c3f4f;
  display: inline-block;
  margin-bottom: 0.8rem;
}

/* ============================================ */
/* GRID GRUPOS                                  */
/* ============================================ */
.grupos-grid {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

/* ============================================ */
/* TARJETA GRUPO                                */
/* ============================================ */
.grupo-card {
  background: white;
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
  border: 1px solid #e5f0f5;
  transition: transform 0.2s, box-shadow 0.2s;
}

.grupo-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.1);
}

.card-header {
  padding: 0.6rem 0.8rem 0.2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.card-header h3 {
  font-size: 0.85rem;
  font-weight: 700;
  font-family: 'Poppins', sans-serif;
  color: #0b2b26;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.3;
  flex: 1;
}

.badge-whatsapp {
  background: #e9f9ef;
  color: #075E54;
  border-radius: 30px;
  padding: 2px 7px;
  font-size: 0.55rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 3px;
  white-space: nowrap;
  flex-shrink: 0;
}

.descripcion {
  padding: 0.1rem 0.8rem 0.2rem;
  color: #6b7f8e;
  font-size: 0.68rem;
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.ubicacion {
  padding: 0.2rem 0.8rem;
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 0.68rem;
  font-weight: 500;
  color: #2c7a5e;
  background: #fafefc;
}

.stats {
  display: flex;
  gap: 1rem;
  padding: 0.2rem 0.8rem 0.4rem;
}

.stat-item {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.6rem;
  font-weight: 500;
  color: #5a6e7e;
}

.stat-item i { font-size: 0.6rem; color: #8ba0ae; }

.join-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  background: #25D366;
  margin: 0 0.7rem 0.7rem;
  text-align: center;
  padding: 0.45rem;
  border-radius: 100px;
  font-weight: 700;
  font-size: 0.7rem;
  color: white;
  transition: 0.2s;
  border: none;
  cursor: pointer;
  text-decoration: none;
}

.join-btn:hover { opacity: 0.9; }

.empty-message {
  text-align: center;
  padding: 3rem;
  color: #8ba0ae;
  background: white;
  border-radius: 18px;
}

/* ============================================ */
/* GRUPO DESTACADO                              */
/* ============================================ */
.destacado-card {
  border: 2px solid #FFD700 !important;
  background: linear-gradient(white, #FFFDF0);
  position: relative;
  overflow: hidden;
}

.destacado-ribbon {
  background: linear-gradient(90deg, #FFD700, #FFA500);
  color: #1a2c3e;
  text-align: center;
  padding: 5px;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 1px;
}

/* ============================================ */
/* NAVBAR INFERIOR                              */
/* ============================================ */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: #fff;
  border-top: 1px solid #e5f0f5;
  display: flex;
  align-items: center;
  justify-content: space-around;
  padding: 0.5rem 0 0.6rem;
  z-index: 1000;
  box-shadow: 0 -4px 20px rgba(0,0,0,0.08);
}

.bottom-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  cursor: pointer;
  flex: 1;
  text-decoration: none;
  color: #8ba0ae;
  transition: all 0.2s;
}

.bottom-nav-item i { font-size: 1.2rem; }

.bottom-nav-item span {
  font-size: 0.6rem;
  font-weight: 600;
  font-family: 'Inter', sans-serif;
}

.bottom-nav-item.active { color: #25D366; }

.bottom-nav-item .add-btn {
  width: 42px;
  height: 42px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.3rem;
  box-shadow: 0 4px 14px rgba(37,211,102,0.4);
  margin-top: -14px;
}

/* ============================================ */
/* FOOTER                                       */
/* ============================================ */
.footer-note {
  text-align: center;
  margin-top: 1.5rem;
  color: #8ba0ae;
  font-size: 0.6rem;
  border-top: 1px solid #deecf2;
  padding-top: 1rem;
}

/* ============================================ */
/* MODAL CIUDADES                               */
/* ============================================ */
.modal-city {
  display: none;
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(0,0,0,0.7);
  z-index: 2000;
  align-items: flex-end;
  justify-content: center;
}

.modal-city-content {
  background: white;
  width: 100%;
  max-width: 500px;
  border-radius: 24px 24px 0 0;
  max-height: 80vh;
  display: flex;
  flex-direction: column;
}

.modal-city-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1rem 0.6rem;
  border-bottom: 1px solid #eff6fa;
}

.modal-city-header h3 { font-size: 1rem; font-weight: 600; color: #1a2c3e; }
.modal-city-header h3 i { color: #25D366; margin-right: 6px; }

.close-city-modal {
  background: none;
  border: none;
  font-size: 1.6rem;
  cursor: pointer;
  color: #8ba0ae;
  line-height: 1;
}

.city-search {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0.8rem 1rem;
  padding: 0.5rem 0.9rem;
  background: #f0f4f8;
  border-radius: 50px;
}

.city-search i { color: #8ba0ae; font-size: 0.85rem; }

.city-search input {
  background: transparent;
  border: none;
  flex: 1;
  font-size: 0.85rem;
  font-family: 'Inter', sans-serif;
  outline: none;
}

.city-list {
  flex: 1;
  overflow-y: auto;
  padding: 0 0.5rem 1rem;
}

.city-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.7rem 0.8rem;
  margin: 0.2rem 0;
  border-radius: 18px;
  cursor: pointer;
  transition: all 0.2s;
}

.city-item:hover { background: #f0f4f8; }
.city-item.active { background: #e9f9ef; border-left: 3px solid #25D366; }

.city-info { display: flex; align-items: center; gap: 10px; }
.city-info i { font-size: 1rem; width: 24px; color: #25D366; }
.city-info span { font-size: 0.85rem; font-weight: 500; color: #2c3f4f; }

.city-count {
  background: #eef2f5;
  padding: 3px 8px;
  border-radius: 30px;
  font-size: 0.65rem;
  font-weight: 600;
  color: #2c7a5e;
}

.city-item.active .city-count { background: #25D366; color: white; }

/* ============================================ */
/* RESPONSIVE                                   */
/* ============================================ */
@media (min-width: 600px) {
  .container { padding: 0 1.5rem 1rem; }
  .grupos-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }
}