/* ==========================================================================
   PORTAL DE MANTENIMIENTO - DESIGN SYSTEM & MAGAZINE LAYOUT CSS
   Colores: Navy #293241 | Steel Blue #3D5A80 | Light Blue #98C1D9 | Light Bg #E0FBFC | Coral #EE6C4D
   Tipografías: Inter (Display & Body) + IBM Plex Mono (Datos, Cifras, Badges)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:ital,wght@0,400;0,500;0,600;0,700;1,400&family=Inter:wght@300;400;500;600;700;800&display=swap');

/* --- CSS VARIABLES & TOKENS --- */
:root {
  --pm-navy: #293241;
  --pm-navy-dark: #1E2530;
  --pm-steel: #3D5A80;
  --pm-cyan: #98C1D9;
  --pm-bg-light: #E0FBFC;
  --pm-coral: #EE6C4D;
  --pm-coral-hover: #D95635;
  
  --pm-white: #FFFFFF;
  --pm-gray-50: #F8FAFC;
  --pm-gray-100: #F1F5F9;
  --pm-gray-200: #E2E8F0;
  --pm-gray-300: #CBD5E1;
  --pm-gray-400: #94A3B8;
  --pm-gray-500: #64748B;
  --pm-gray-600: #475569;
  --pm-gray-700: #334155;
  --pm-gray-800: #1E293B;
  --pm-gray-900: #0F172A;

  --pm-font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --pm-font-mono: 'IBM Plex Mono', 'SFMono-Regular', Menlo, Monaco, Consolas, monospace;

  --pm-container: 1240px;
  --pm-radius-sm: 2px;
  --pm-radius-md: 4px;
  --pm-radius-lg: 8px;

  --pm-transition: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
  --pm-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --pm-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
  --pm-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

/* --- RESET & BASE STYLES --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--pm-font-sans);
  background-color: #F4F7F9;
  color: var(--pm-navy);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--pm-transition);
}

ul {
  list-style: none;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

.container {
  width: 100%;
  max-width: var(--pm-container);
  margin-left: auto;
  margin-right: auto;
  padding-left: 16px;
  padding-right: 16px;
}

.mono {
  font-family: var(--pm-font-mono);
}

/* --- TOP BAR --- */
.top-bar {
  background-color: var(--pm-navy-dark);
  color: var(--pm-gray-300);
  font-size: 0.78rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding: 6px 0;
}

.top-bar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.top-bar-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.top-date {
  font-family: var(--pm-font-sans);
  color: var(--pm-white);
  font-weight: 600;
  font-size: 0.82rem;
  letter-spacing: 0.2px;
}

.top-tagline {
  color: var(--pm-cyan);
  font-size: 0.78rem;
  display: none;
}

@media (min-width: 768px) {
  .top-tagline {
    display: inline-block;
  }
}

.top-bar-right {
  display: flex;
  align-items: center;
  gap: 14px;
}

.top-social-links {
  display: flex;
  gap: 12px;
}

.top-social-links a {
  color: var(--pm-gray-400);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.82rem;
}

.top-social-links a:hover {
  color: var(--pm-coral);
}

.top-nav-links {
  display: flex;
  gap: 12px;
  border-left: 1px solid rgba(255, 255, 255, 0.15);
  padding-left: 12px;
}

.top-nav-links a:hover {
  color: var(--pm-white);
}

/* --- MAIN HEADER (LOGO + LEADERBOARD BANNER 728x90) --- */
.main-header {
  padding: 14px 0;
  background-color: var(--pm-white);
  border-bottom: 1px solid var(--pm-gray-200);
}

.main-header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
}

.brand-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
  max-width: 420px;
  height: 75px;
}

.brand-logo img,
.brand-logo svg,
.brand-logo-img {
  max-height: 75px;
  width: auto;
  object-fit: contain;
  display: block;
}

/* Leaderboard Banner (728x90) */
.header-ad-banner {
  display: none;
  flex-grow: 1;
  max-width: 728px;
  height: 90px;
  background: transparent;
  border: none;
  border-radius: var(--pm-radius-sm);
  position: relative;
  overflow: hidden;
}

@media (min-width: 992px) {
  .header-ad-banner {
    display: flex;
  }
}

.ad-banner-link {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 22px;
  color: var(--pm-white);
  position: relative;
}

.ad-banner-tag {
  position: absolute;
  top: 4px;
  right: 8px;
  font-family: var(--pm-font-mono);
  font-size: 9px;
  color: var(--pm-gray-400);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.ad-content-left {
  display: flex;
  flex-direction: column;
}

.ad-title {
  font-family: var(--pm-font-sans);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--pm-white);
  display: flex;
  align-items: center;
  gap: 8px;
}

.ad-title span {
  color: var(--pm-coral);
}

.ad-subtitle {
  font-size: 0.76rem;
  color: var(--pm-cyan);
  font-family: var(--pm-font-mono);
  margin-top: 2px;
}

.ad-btn {
  background-color: var(--pm-coral);
  color: var(--pm-white);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 8px 16px;
  border-radius: var(--pm-radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  white-space: nowrap;
  transition: var(--pm-transition);
}

.header-ad-banner:hover .ad-btn {
  background-color: var(--pm-coral-hover);
  transform: translateY(-1px);
}

/* --- MAIN NAVBAR --- */
.navbar-wrapper {
  background-color: var(--pm-navy);
  border-top: 3px solid var(--pm-coral);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--pm-shadow-md);
}

.navbar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  min-height: 48px;
}

.main-nav {
  display: flex;
  align-items: center;
  flex-grow: 1;
}

.nav-list {
  display: flex !important;
  align-items: center !important;
  list-style: none !important;
  margin: 0 !important;
  padding: 0 !important;
  gap: 2px !important;
  flex-wrap: nowrap !important;
}

.nav-list li,
.nav-item,
.menu-item {
  position: relative !important;
  list-style: none !important;
  margin: 0 !important;
  padding: 0 !important;
  display: inline-flex !important;
  align-items: center !important;
}

.nav-list li a,
.nav-list .menu-item a,
.nav-link,
.menu-link {
  display: inline-flex !important;
  align-items: center !important;
  padding: 14px 11px !important;
  font-size: 0.76rem !important;
  font-weight: 600 !important;
  text-transform: uppercase !important;
  letter-spacing: 0.3px !important;
  color: #F1F5F9 !important;
  position: relative !important;
  text-decoration: none !important;
  white-space: nowrap !important;
  transition: all 0.2s ease !important;
  line-height: 1 !important;
}

.nav-list li a:hover,
.nav-list .menu-item a:hover,
.nav-link:hover,
.nav-item.active .nav-link,
.nav-list li.current-menu-item a,
.nav-list .current-menu-item > a {
  color: #FFFFFF !important;
  background-color: rgba(255, 255, 255, 0.1) !important;
}

.nav-item.active .nav-link::after,
.nav-list li.current-menu-item a::after,
.nav-list .current-menu-item > a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background-color: var(--pm-cyan);
}

/* Compact Integrated Search Box in Navbar */
.nav-search-box {
  display: flex;
  align-items: center;
  margin-left: auto;
  flex-shrink: 0;
}

.header-search-form {
  display: flex !important;
  align-items: center !important;
  background: rgba(255, 255, 255, 0.12) !important;
  border: 1px solid rgba(255, 255, 255, 0.28) !important;
  border-radius: 20px !important;
  padding: 2px 4px 2px 12px !important;
  width: 195px !important;
  height: 32px !important;
  box-sizing: border-box !important;
  transition: all 0.25s ease !important;
  margin: 0 !important;
}

.header-search-form:focus-within {
  background: #FFFFFF !important;
  border-color: var(--pm-coral) !important;
  box-shadow: 0 0 0 3px rgba(238, 108, 77, 0.25) !important;
  width: 225px !important;
}

.header-search-form input.header-search-input,
.header-search-input {
  background: transparent !important;
  background-color: transparent !important;
  border: none !important;
  outline: none !important;
  box-shadow: none !important;
  font-size: 0.78rem !important;
  color: #FFFFFF !important;
  width: 100% !important;
  height: 100% !important;
  padding: 0 !important;
  margin: 0 !important;
  font-family: inherit !important;
}

.header-search-form input.header-search-input::placeholder,
.header-search-input::placeholder {
  color: rgba(255, 255, 255, 0.75) !important;
  font-size: 0.78rem !important;
}

.header-search-form:focus-within input.header-search-input {
  color: var(--pm-navy-dark) !important;
}

.header-search-form:focus-within input.header-search-input::placeholder {
  color: var(--pm-gray-400) !important;
}

.header-search-btn {
  background: #EE6C4D !important;
  background-color: #EE6C4D !important;
  border: none !important;
  border-radius: 50% !important;
  width: 24px !important;
  height: 24px !important;
  min-width: 24px !important;
  max-width: 24px !important;
  min-height: 24px !important;
  max-height: 24px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  padding: 0 !important;
  margin: 0 !important;
  color: #FFFFFF !important;
  cursor: pointer !important;
  flex-shrink: 0 !important;
  transition: all 0.2s ease !important;
  box-shadow: none !important;
}

.header-search-btn svg {
  width: 12px !important;
  height: 12px !important;
  display: block !important;
  stroke: #FFFFFF !important;
  stroke-width: 2.5 !important;
  fill: none !important;
}

.header-search-btn:hover {
  background-color: #D95332 !important;
  transform: scale(1.05) !important;
}

.mobile-nav-toggle {
  display: flex;
  background: none;
  border: none;
  color: var(--pm-white);
  font-size: 1.3rem;
  cursor: pointer;
  padding: 8px;
}

@media (min-width: 992px) {
  .mobile-nav-toggle {
    display: none;
  }
}

@media (max-width: 991px) {
  .main-nav {
    display: none;
  }
  .main-nav.mobile-open {
    display: block;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: var(--pm-navy-dark);
    padding: 12px 0;
  }
  .nav-list {
    flex-direction: column;
    align-items: flex-start;
  }
  .nav-item {
    width: 100%;
  }
  .nav-link {
    width: 100%;
    padding: 12px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  }
  .dropdown-menu {
    position: static;
    background-color: rgba(0, 0, 0, 0.2);
    box-shadow: none;
    border-top: none;
    padding-left: 15px;
  }
  .dropdown-link {
    color: var(--pm-gray-300);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  }
  .dropdown-link:hover {
    background-color: transparent;
    color: var(--pm-cyan);
  }
}

/* --- TRENDING / TICKER BAR --- */
.trending-bar {
  background-color: var(--pm-white);
  border-bottom: 1px solid var(--pm-gray-200);
  padding: 8px 0;
  margin-bottom: 24px;
}

.trending-inner {
  display: flex;
  align-items: center;
  gap: 16px;
}

.trending-badge {
  background-color: var(--pm-navy);
  color: var(--pm-white);
  font-family: var(--pm-font-sans);
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  padding: 5px 12px;
  border-radius: var(--pm-radius-sm);
  white-space: nowrap;
  flex-shrink: 0;
}

.trending-content {
  flex-grow: 1;
  overflow: hidden;
  position: relative;
  height: 22px;
}

.trending-item {
  display: flex;
  align-items: center;
  font-size: 0.87rem;
  font-weight: 600;
  color: var(--pm-gray-800);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  text-decoration: none;
  transition: var(--pm-transition);
}

.trending-item:hover {
  color: var(--pm-coral);
}

.trending-nav-btns {
  display: flex;
  gap: 4px;
  flex-shrink: 0;
}

.ticker-btn {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--pm-gray-100);
  border: 1px solid var(--pm-gray-300);
  border-radius: var(--pm-radius-sm);
  color: var(--pm-navy);
  font-size: 0.7rem;
  cursor: pointer;
  transition: var(--pm-transition);
}

.ticker-btn:hover {
  background-color: var(--pm-navy);
  color: var(--pm-white);
  border-color: var(--pm-navy);
}

/* --- HERO MAGAZINE 5-BLOCK GRID (MOSAICO PRINCIPAL) --- */
.hero-magazine-section {
  margin-bottom: 36px;
}

.hero-magazine-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
}

@media (min-width: 992px) {
  .hero-magazine-grid {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 230px 230px;
    height: 466px;
  }
}

/* Hero Tiles */
.hero-tile {
  position: relative;
  overflow: hidden;
  border-radius: var(--pm-radius-sm);
  background-color: var(--pm-navy);
  cursor: pointer;
  display: block;
}

.hero-tile-big {
  grid-column: 1 / 2;
  grid-row: 1 / 3;
  min-height: 380px;
}

@media (max-width: 991px) {
  .hero-tile-big {
    min-height: 340px;
  }
}

.hero-tile-right-top {
  grid-column: 2 / 3;
  grid-row: 1 / 2;
  min-height: 220px;
}

.hero-tile-right-subgrid {
  grid-column: 2 / 3;
  grid-row: 2 / 3;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}

@media (max-width: 600px) {
  .hero-tile-right-subgrid {
    grid-template-columns: 1fr;
  }
}

.hero-tile-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease-out;
  z-index: 1;
}

.hero-tile:hover .hero-tile-bg {
  transform: scale(1.05);
}

.hero-tile-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15, 23, 42, 0.95) 0%, rgba(15, 23, 42, 0.5) 50%, rgba(15, 23, 42, 0.15) 100%);
  z-index: 2;
  transition: opacity 0.3s ease;
}

.hero-tile:hover .hero-tile-overlay {
  background: linear-gradient(to top, rgba(15, 23, 42, 0.98) 0%, rgba(15, 23, 42, 0.6) 60%, rgba(15, 23, 42, 0.2) 100%);
}

.hero-tile-content {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 24px 20px;
  z-index: 3;
  display: flex;
  flex-direction: column;
}

.hero-tile-small .hero-tile-content {
  padding: 14px 12px;
}

/* Category Badges */
.category-badge {
  display: inline-block;
  align-self: flex-start;
  font-family: var(--pm-font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  padding: 3px 8px;
  border-radius: var(--pm-radius-sm);
  color: var(--pm-white);
  background-color: var(--pm-coral);
  margin-bottom: 10px;
}

.badge-predictivo { background-color: var(--pm-coral); }
.badge-confiabilidad { background-color: var(--pm-steel); }
.badge-preventivo { background-color: #2A9D8F; }
.badge-activos { background-color: #457B9D; }
.badge-kpis { background-color: #E76F51; }
.badge-recursos { background-color: #3A0CA3; }

/* Titles */
.hero-tile-title {
  color: var(--pm-white);
  font-family: var(--pm-font-sans);
  line-height: 1.25;
  font-weight: 700;
  margin-bottom: 8px;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
}

.hero-tile-big .hero-tile-title {
  font-size: 1.45rem;
}

@media (min-width: 1200px) {
  .hero-tile-big .hero-tile-title {
    font-size: 1.65rem;
  }
}

.hero-tile-right-top .hero-tile-title {
  font-size: 1.15rem;
}

.hero-tile-small .hero-tile-title {
  font-size: 0.90rem;
  line-height: 1.3;
}

.hero-tile-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--pm-font-mono);
  font-size: 0.72rem;
  color: var(--pm-gray-300);
}

/* --- MAIN BODY 2-COLUMN LAYOUT (CONTENT 68% / SIDEBAR 32%) --- */
.main-content-section {
  padding-bottom: 50px;
}

.layout-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

@media (min-width: 992px) {
  .layout-grid {
    grid-template-columns: 1fr 340px;
  }
}

/* --- SECTION BLOCK HEADERS (ESTILO NEWSPAPER / TAB DE COLOR) --- */
.block-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  border-bottom: 2px solid var(--pm-navy);
  margin-bottom: 20px;
  position: relative;
}

.block-header-coral {
  border-bottom-color: var(--pm-coral);
}
.block-header-steel {
  border-bottom-color: var(--pm-steel);
}

.block-title-tab {
  background-color: var(--pm-navy);
  color: var(--pm-white);
  font-family: var(--pm-font-sans);
  font-size: 0.85rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 7px 16px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.block-title-tab.tab-coral {
  background-color: var(--pm-coral);
}
.block-title-tab.tab-steel {
  background-color: var(--pm-steel);
}

.block-filter-tabs {
  display: none;
  gap: 14px;
  margin-bottom: 4px;
}

@media (min-width: 576px) {
  .block-filter-tabs {
    display: flex;
  }
}

.filter-tab-link {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--pm-gray-500);
  padding: 4px 0;
  cursor: pointer;
  transition: var(--pm-transition);
}

.filter-tab-link:hover,
.filter-tab-link.active {
  color: var(--pm-navy);
  font-weight: 700;
}

/* --- CATEGORY MODULE 1 (LO MÁS DESTACADO - 1 BIG LEFT + 4 SMALL RIGHT) --- */
.category-module-newspaper {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-bottom: 40px;
}

@media (min-width: 768px) {
  .category-module-newspaper {
    grid-template-columns: 1.1fr 0.9fr;
  }
}

/* Big Lead Article Card */
.lead-article-card {
  display: flex;
  flex-direction: column;
}

.lead-img-wrapper {
  position: relative;
  width: 100%;
  height: 230px;
  overflow: hidden;
  border-radius: var(--pm-radius-sm);
  margin-bottom: 14px;
}

.lead-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.lead-article-card:hover .lead-img {
  transform: scale(1.03);
}

.lead-img-wrapper .category-badge {
  position: absolute;
  bottom: 10px;
  left: 10px;
  margin-bottom: 0;
  z-index: 2;
}

.lead-title {
  font-size: 1.22rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--pm-navy);
  margin-bottom: 8px;
}

.lead-article-card:hover .lead-title {
  color: var(--pm-coral);
}

.lead-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--pm-font-mono);
  font-size: 0.75rem;
  color: var(--pm-gray-500);
  margin-bottom: 10px;
}

.lead-meta .author {
  font-weight: 600;
  color: var(--pm-gray-800);
}

.lead-meta .comments-count {
  background-color: var(--pm-navy);
  color: var(--pm-white);
  padding: 1px 6px;
  border-radius: var(--pm-radius-sm);
  font-size: 0.7rem;
}

.lead-excerpt {
  font-size: 0.88rem;
  color: var(--pm-gray-600);
  line-height: 1.55;
}

/* 4 Compact Articles List */
.compact-articles-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.compact-article-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--pm-gray-200);
  text-decoration: none;
}

.compact-article-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.compact-thumb-link {
  flex-shrink: 0;
  width: 95px;
  height: 72px;
  border-radius: var(--pm-radius-sm);
  overflow: hidden;
}

.compact-thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.compact-article-item:hover .compact-thumb {
  transform: scale(1.06);
}

.compact-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.compact-title {
  font-size: 0.88rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--pm-navy);
}

.compact-article-item:hover .compact-title {
  color: var(--pm-coral);
}

.compact-date {
  font-family: var(--pm-font-mono);
  font-size: 0.72rem;
  color: var(--pm-gray-400);
}

/* --- MODULE 2: RELIABILITY & ASSET MANAGEMENT (2-CARD GRID) --- */
.dual-card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-bottom: 40px;
}

@media (min-width: 768px) {
  .dual-card-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.dual-card {
  background-color: var(--pm-white);
  border: 1px solid var(--pm-gray-200);
  border-radius: var(--pm-radius-sm);
  overflow: hidden;
  transition: var(--pm-transition);
  display: flex;
  flex-direction: column;
  text-decoration: none;
}

.dual-card:hover {
  border-color: var(--pm-steel);
  box-shadow: var(--pm-shadow-md);
  transform: translateY(-2px);
}

.dual-card-img-box {
  width: 100%;
  height: 180px;
  position: relative;
  overflow: hidden;
}

.dual-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.dual-card:hover .dual-card-img {
  transform: scale(1.04);
}

.dual-card-img-box .category-badge {
  position: absolute;
  bottom: 8px;
  left: 8px;
  margin-bottom: 0;
  z-index: 2;
}

.dual-card-body {
  padding: 16px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.dual-card-title {
  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 8px;
  color: var(--pm-navy);
}

.dual-card:hover .dual-card-title {
  color: var(--pm-coral);
}

.dual-card-excerpt {
  font-size: 0.83rem;
  color: var(--pm-gray-600);
  line-height: 1.5;
  margin-bottom: 12px;
}

.dual-card-footer {
  margin-top: auto;
  padding-top: 10px;
  border-top: 1px solid var(--pm-gray-100);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--pm-font-mono);
  font-size: 0.72rem;
  color: var(--pm-gray-500);
}

/* --- MODULE 3: RECURSOS DESCARGABLES (3-CARD GRID) --- */
.resources-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-bottom: 40px;
}

@media (min-width: 768px) {
  .resources-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.resource-card {
  background-color: var(--pm-bg-light);
  border: 1px solid var(--pm-cyan);
  border-radius: var(--pm-radius-sm);
  padding: 16px;
  display: flex;
  flex-direction: column;
  transition: var(--pm-transition);
  text-decoration: none;
}

.resource-card:hover {
  background-color: #D3F4F7;
  transform: translateY(-2px);
  box-shadow: var(--pm-shadow-sm);
}

.resource-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.resource-format-badge {
  font-family: var(--pm-font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: var(--pm-radius-sm);
  background-color: var(--pm-navy);
  color: var(--pm-white);
}

.resource-format-badge.xlsx { background-color: #107C41; }
.resource-format-badge.pdf { background-color: #D9381E; }

.resource-size {
  font-family: var(--pm-font-mono);
  font-size: 0.7rem;
  color: var(--pm-gray-600);
}

.resource-title {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--pm-navy);
  line-height: 1.35;
  margin-bottom: 12px;
  flex-grow: 1;
}

.resource-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background-color: var(--pm-navy);
  color: var(--pm-white);
  font-size: 0.76rem;
  font-weight: 600;
  padding: 8px 12px;
  border-radius: var(--pm-radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.4px;
  transition: var(--pm-transition);
}

.resource-card:hover .resource-btn {
  background-color: var(--pm-coral);
}

/* ==========================================================================
   SIDEBAR WIDGETS (COLUMNA DERECHA 32%)
   ========================================================================== */
.sidebar-wrapper {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.sidebar-widget {
  background-color: var(--pm-white);
  border: 1px solid var(--pm-gray-200);
  border-radius: var(--pm-radius-sm);
  padding: 16px;
}

.widget-title-box {
  background-color: var(--pm-navy);
  color: var(--pm-white);
  padding: 8px 14px;
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  margin: -16px -16px 16px -16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Widget: Social Counter (Stay Connected) */
.social-counter-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.social-count-item {
  display: flex;
  align-items: center;
  padding: 10px;
  border-radius: var(--pm-radius-sm);
  color: var(--pm-white);
  text-decoration: none;
  transition: opacity 0.2s ease;
}

.social-count-item:hover {
  opacity: 0.9;
}

.social-count-item.linkedin { background-color: #0077B5; }
.social-count-item.youtube { background-color: #CD201F; }
.social-count-item.twitter { background-color: #14171A; }
.social-count-item.newsletter { background-color: var(--pm-coral); }

.social-icon-box {
  font-size: 1.15rem;
  margin-right: 8px;
  display: flex;
  align-items: center;
}

.social-text-box {
  display: flex;
  flex-direction: column;
}

.social-number {
  font-family: var(--pm-font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  line-height: 1.1;
}

.social-action-label {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  opacity: 0.9;
}

/* Widget: Display Ad (300x250) */
.sidebar-ad-box {
  background: linear-gradient(145deg, #1E293B 0%, #0F172A 100%);
  border: 1px solid var(--pm-steel);
  border-radius: var(--pm-radius-sm);
  padding: 24px 16px;
  text-align: center;
  position: relative;
  min-height: 250px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.sidebar-ad-tag {
  position: absolute;
  top: 6px;
  right: 8px;
  font-family: var(--pm-font-mono);
  font-size: 9px;
  color: var(--pm-gray-400);
  text-transform: uppercase;
}

.sidebar-ad-logo {
  font-family: var(--pm-font-mono);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--pm-cyan);
  margin-bottom: 6px;
}

.sidebar-ad-heading {
  color: var(--pm-white);
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 8px;
  line-height: 1.3;
}

.sidebar-ad-desc {
  font-size: 0.78rem;
  color: var(--pm-gray-300);
  margin-bottom: 16px;
}

.sidebar-ad-btn {
  background-color: var(--pm-coral);
  color: var(--pm-white);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 8px 18px;
  border-radius: var(--pm-radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.sidebar-ad-btn:hover {
  background-color: var(--pm-coral-hover);
}

/* Widget: Encuesta Técnica de Mantenimiento */
.poll-widget-body {
  padding: 4px;
}

.poll-question {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--pm-navy);
  margin-bottom: 14px;
  line-height: 1.4;
}

.poll-options-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 16px;
}

.poll-option-label {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--pm-gray-800);
  cursor: pointer;
}

.poll-option-label input[type="radio"] {
  margin-top: 3px;
  accent-color: var(--pm-coral);
}

/* Poll Results Bar */
.poll-results-box {
  display: none;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 14px;
}

.poll-result-row {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.poll-result-info {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--pm-navy);
}

.poll-result-bar-wrapper {
  width: 100%;
  height: 8px;
  background-color: var(--pm-gray-200);
  border-radius: 2px;
  overflow: hidden;
}

.poll-result-bar-fill {
  height: 100%;
  background-color: var(--pm-coral);
  transition: width 0.6s ease;
}

.poll-submit-btn {
  width: 100%;
  background-color: var(--pm-navy);
  color: var(--pm-white);
  border: none;
  padding: 9px;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-radius: var(--pm-radius-sm);
  cursor: pointer;
  transition: var(--pm-transition);
}

.poll-submit-btn:hover {
  background-color: var(--pm-coral);
}

/* Widget: Top Leídos / Ranking */
.ranked-posts-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.ranked-post-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--pm-gray-100);
  text-decoration: none;
}

.ranked-post-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.ranked-number {
  font-family: var(--pm-font-mono);
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--pm-cyan);
  line-height: 1;
  width: 24px;
  flex-shrink: 0;
}

.ranked-title {
  font-size: 0.83rem;
  font-weight: 600;
  line-height: 1.35;
  color: var(--pm-navy);
}

.ranked-post-item:hover .ranked-title {
  color: var(--pm-coral);
}

/* ==========================================================================
   FOOTER (ESTÉTICA INDUSTRIAL DARK)
   ========================================================================== */
.main-footer {
  background-color: var(--pm-navy-dark);
  color: var(--pm-gray-300);
  border-top: 4px solid var(--pm-coral);
  padding: 48px 0 20px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  margin-bottom: 40px;
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  }
}

.footer-col-title {
  color: var(--pm-white);
  font-size: 0.92rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 8px;
}

.footer-col-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 32px;
  height: 2px;
  background-color: var(--pm-coral);
}

.footer-about-text {
  font-size: 0.83rem;
  line-height: 1.6;
  color: var(--pm-gray-400);
  margin-bottom: 16px;
}

.footer-independence-badge {
  display: inline-block;
  background-color: rgba(238, 108, 77, 0.15);
  border: 1px solid var(--pm-coral);
  color: var(--pm-coral);
  font-family: var(--pm-font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 4px 8px;
  border-radius: var(--pm-radius-sm);
}

.footer-links-list {
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.footer-links-list a {
  font-size: 0.83rem;
  color: var(--pm-gray-300);
  transition: var(--pm-transition);
}

.footer-links-list a:hover {
  color: var(--pm-cyan);
  padding-left: 4px;
}

.footer-newsletter-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-input {
  width: 100%;
  padding: 10px 14px;
  background-color: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--pm-radius-sm);
  color: var(--pm-white);
  font-size: 0.83rem;
  outline: none;
}

.footer-input:focus {
  border-color: var(--pm-cyan);
  background-color: rgba(255, 255, 255, 0.12);
}

.footer-btn {
  background-color: var(--pm-coral);
  color: var(--pm-white);
  border: none;
  padding: 10px;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  border-radius: var(--pm-radius-sm);
  cursor: pointer;
  transition: var(--pm-transition);
}

.footer-btn:hover {
  background-color: var(--pm-coral-hover);
}

.footer-bottom-bar {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: 0.75rem;
  color: var(--pm-gray-400);
  font-family: var(--pm-font-mono);
}

@media (min-width: 768px) {
  .footer-bottom-bar {
    flex-direction: row;
  }
}

.footer-bottom-links {
  display: flex;
  gap: 16px;
}

.footer-bottom-links a:hover {
  color: var(--pm-white);
}

/* ==========================================================================
   ARTICLE PAGE (SINGLE POST) TECHNICAL STYLES
   ========================================================================== */
.article-header {
  padding: 30px 0 24px;
  background-color: var(--pm-white);
  border-bottom: 1px solid var(--pm-gray-200);
  margin-bottom: 30px;
}

.article-breadcrumbs {
  font-family: var(--pm-font-mono);
  font-size: 0.76rem;
  color: var(--pm-gray-500);
  margin-bottom: 14px;
}

.article-title-main {
  font-size: 2rem;
  font-weight: 800;
  line-height: 1.25;
  color: var(--pm-navy);
  margin-bottom: 16px;
}

@media (min-width: 768px) {
  .article-title-main {
    font-size: 2.35rem;
  }
}

.article-meta-ribbon {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  font-family: var(--pm-font-mono);
  font-size: 0.78rem;
  color: var(--pm-gray-600);
  padding: 12px 16px;
  background-color: var(--pm-gray-50);
  border-left: 3px solid var(--pm-coral);
  border-radius: var(--pm-radius-sm);
}

.meta-badge-norma {
  background-color: var(--pm-navy);
  color: var(--pm-white);
  padding: 2px 6px;
  border-radius: 2px;
  font-weight: 600;
}

/* Article Body Content */
.article-body-content {
  background-color: var(--pm-white);
  padding: 32px;
  border: 1px solid var(--pm-gray-200);
  border-radius: var(--pm-radius-sm);
  font-size: 1.05rem;
  line-height: 1.75;
  color: #1E293B;
  margin-bottom: 36px;
}

.article-body-content h2 {
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--pm-navy);
  margin: 32px 0 16px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--pm-gray-100);
}

.article-body-content p {
  margin-bottom: 20px;
}

.lead-technical-p {
  font-size: 1.15rem;
  font-weight: 500;
  line-height: 1.7;
  color: var(--pm-steel);
  border-left: 3px solid var(--pm-cyan);
  padding-left: 16px;
  margin-bottom: 24px;
}

/* Technical Box & Callouts */
.technical-calc-box {
  background-color: var(--pm-bg-light);
  border: 1px solid var(--pm-steel);
  border-left: 4px solid var(--pm-navy);
  border-radius: var(--pm-radius-sm);
  padding: 18px 20px;
  margin: 24px 0;
}

.calc-title {
  font-family: var(--pm-font-mono);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--pm-navy);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.calc-formula-row {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 8px;
}

.calc-formula-row code {
  font-family: var(--pm-font-mono);
  background-color: var(--pm-white);
  border: 1px solid var(--pm-cyan);
  padding: 6px 12px;
  border-radius: 3px;
  color: var(--pm-navy);
  font-size: 0.9rem;
  display: block;
}

.technical-callout {
  padding: 16px 20px;
  border-radius: var(--pm-radius-sm);
  margin: 24px 0;
  font-size: 0.92rem;
}

.technical-callout.critical {
  background-color: #FDF2E9;
  border-left: 4px solid var(--pm-coral);
  color: #7B241C;
}

.technical-callout.standard {
  background-color: #EBF5FB;
  border-left: 4px solid var(--pm-steel);
  color: #1B4F72;
}

/* Technical Data Tables */
.technical-data-table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  font-size: 0.88rem;
  border: 1px solid var(--pm-gray-200);
}

.technical-data-table th {
  background-color: var(--pm-navy);
  color: var(--pm-white);
  font-family: var(--pm-font-mono);
  font-weight: 600;
  text-align: left;
  padding: 12px 14px;
}

.technical-data-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--pm-gray-200);
}

.technical-data-table tr:nth-child(even) {
  background-color: var(--pm-gray-50);
}

.badge-zone {
  display: inline-block;
  font-family: var(--pm-font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 2px;
}

.badge-zone.zone-a { background-color: #D4EDDA; color: #155724; }
.badge-zone.zone-b { background-color: #FFF3CD; color: #856404; }
.badge-zone.zone-c { background-color: #FFE8D6; color: #A73A00; }
.badge-zone.zone-d { background-color: #F8D7DA; color: #721C24; }

/* Article Resource Download Box */
.article-download-card {
  background: linear-gradient(135deg, var(--pm-navy) 0%, #1E293B 100%);
  border: 2px solid var(--pm-cyan);
  border-radius: var(--pm-radius-sm);
  padding: 24px;
  color: var(--pm-white);
  margin: 32px 0;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

@media (min-width: 768px) {
  .article-download-card {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.download-card-info h4 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.download-card-info p {
  font-size: 0.85rem;
  color: var(--pm-cyan);
  margin-bottom: 0;
}

.download-card-btn {
  background-color: var(--pm-coral);
  color: var(--pm-white);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 12px 20px;
  border-radius: var(--pm-radius-sm);
  white-space: nowrap;
  transition: var(--pm-transition);
}

.download-card-btn:hover {
  background-color: var(--pm-coral-hover);
  transform: translateY(-2px);
}

/* Author Box */
.author-box {
  background-color: var(--pm-gray-50);
  border: 1px solid var(--pm-gray-200);
  border-radius: var(--pm-radius-sm);
  padding: 24px;
  display: flex;
  gap: 20px;
  align-items: center;
  margin-bottom: 36px;
}

.author-avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--pm-steel);
  flex-shrink: 0;
}

.author-info h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--pm-navy);
  margin-bottom: 4px;
}

.author-info p {
  font-size: 0.83rem;
  color: var(--pm-gray-600);
  margin-bottom: 0;
}

/* Comments Area */
.comments-area {
  background-color: var(--pm-white);
  border: 1px solid var(--pm-gray-200);
  border-radius: var(--pm-radius-sm);
  padding: 24px;
}

.comments-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--pm-navy);
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--pm-gray-100);
}

.comment-item {
  border-bottom: 1px solid var(--pm-gray-100);
  padding-bottom: 16px;
  margin-bottom: 16px;
}

.comment-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
  margin-bottom: 0;
}

.comment-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.78rem;
  margin-bottom: 6px;
}

.comment-author {
  font-weight: 700;
  color: var(--pm-navy);
}

.comment-date {
  font-family: var(--pm-font-mono);
  color: var(--pm-gray-400);
}

.comment-text {
  font-size: 0.88rem;
  color: var(--pm-gray-700);
}

/* --- SEARCH MODAL --- */
.search-modal {
  display: none;
  position: fixed;
  inset: 0;
  background-color: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(4px);
  z-index: 10000;
  align-items: flex-start;
  justify-content: center;
  padding-top: 100px;
}

.search-modal.active {
  display: flex;
}

.search-modal-box {
  background-color: var(--pm-white);
  width: 100%;
  max-width: 600px;
  border-radius: var(--pm-radius-sm);
  box-shadow: var(--pm-shadow-lg);
  overflow: hidden;
}

.search-modal-header {
  display: flex;
  align-items: center;
  padding: 16px 20px;
  border-bottom: 1px solid var(--pm-gray-200);
}

.search-input-field {
  flex-grow: 1;
  border: none;
  outline: none;
  font-size: 1.1rem;
  font-family: var(--pm-font-sans);
  color: var(--pm-navy);
}

.search-close-btn {
  background: none;
  border: none;
  font-size: 1.3rem;
  color: var(--pm-gray-400);
  cursor: pointer;
}

.search-tags-box {
  padding: 14px 20px;
  background-color: var(--pm-gray-50);
  font-size: 0.78rem;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.search-tag {
  background-color: var(--pm-white);
  border: 1px solid var(--pm-gray-300);
  padding: 3px 8px;
  border-radius: var(--pm-radius-sm);
  color: var(--pm-steel);
  font-family: var(--pm-font-mono);
  font-size: 0.72rem;
  cursor: pointer;
}

.search-tag:hover {
  background-color: var(--pm-navy);
  color: var(--pm-white);
  border-color: var(--pm-navy);
}