/* ==========================================================================
   AMM — Señalización · Diseño · Construcción
   Sistema de Diseño Industrial Premium, Moderno y Minimalista
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;500;600;700;800;900&family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  /* Paleta Cromática Industrial */
  --color-bg: #f8fafc;
  --color-surface: #ffffff;
  --color-surface-subtle: #f1f5f9;
  --color-surface-hover: #e2e8f0;
  
  --color-dark-bg: #0f1216;
  --color-dark-surface: #171b21;
  --color-dark-card: #1e232b;
  --color-dark-border: #2a313d;
  
  --color-text-main: #0f172a;
  --color-text-muted: #64748b;
  --color-text-light: #94a3b8;
  --color-text-inverse: #f8fafc;
  
  /* Acento Amarillo Industrial (Dosificado con elegancia) */
  --color-accent-amber: #f59e0b;
  --color-accent-gold: #fbbf24;
  --color-accent-light: #fef3c7;
  --color-accent-dark: #b45309;
  --color-accent-glow: rgba(245, 158, 11, 0.2);

  /* Elementos de Acción y Estado */
  --color-whatsapp: #25d366;
  --color-whatsapp-dark: #128c7e;
  --color-success: #10b981;
  --color-border: #e2e8f0;
  --color-border-dark: #334155;

  /* Tipografía */
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Dimensiones y Layout */
  --sidebar-width: 290px;
  --header-height-mobile: 68px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  
  --shadow-subtle: 0 1px 3px rgba(0, 0, 0, 0.05), 0 1px 2px rgba(0, 0, 0, 0.03);
  --shadow-card: 0 4px 12px rgba(15, 23, 42, 0.04), 0 1px 2px rgba(15, 23, 42, 0.03);
  --shadow-hover: 0 12px 24px -4px rgba(15, 23, 42, 0.08), 0 4px 6px -2px rgba(15, 23, 42, 0.04);
  --shadow-elevated: 0 20px 30px -10px rgba(0, 0, 0, 0.25);
  
  --transition-fast: 0.18s ease;
  --transition-normal: 0.26s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Reset y Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-bg);
  color: var(--color-text-main);
  line-height: 1.6;
  min-height: 100vh;
  margin: 0;
  padding: 0;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-text-main);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

p {
  color: var(--color-text-muted);
}

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

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

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

/* ==========================================================================
   LAYOUT PRINCIPAL: BARRA LATERAL FIJA + CONTENIDO
   ========================================================================== */

#app-container {
  display: flex;
  width: 100%;
  min-height: 100vh;
}

/* Barra Lateral de Escritorio (290px) */
.amm-sidebar {
  width: var(--sidebar-width);
  height: 100vh;
  position: fixed;
  left: 0;
  top: 0;
  background-color: var(--color-dark-bg);
  color: var(--color-text-inverse);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-right: 1px solid var(--color-dark-border);
  z-index: 100;
  overflow-y: auto;
  overflow-x: hidden;
  box-sizing: border-box;
  scrollbar-width: thin;
  scrollbar-color: var(--color-dark-border) transparent;
}

.sidebar-header {
  padding: 22px 20px 18px 20px;
  border-bottom: 1px solid var(--color-dark-border);
  box-sizing: border-box;
}

.sidebar-brand {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 4px;
}

.brand-top-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: nowrap;
}

.brand-badge {
  background: var(--color-accent-amber);
  color: #000;
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 1.15rem;
  letter-spacing: 0.04em;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  display: inline-block;
  line-height: 1.1;
  flex-shrink: 0;
}

.brand-name {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: 0.03em;
  color: #ffffff;
  white-space: nowrap;
  line-height: 1.2;
  overflow: visible;
}

.brand-tagline {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-light);
  display: block;
  white-space: nowrap;
  overflow: visible;
}

/* Menú de Navegación */
.sidebar-nav {
  padding: 16px 14px;
  flex-grow: 1;
  box-sizing: border-box;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  margin-bottom: 4px;
  border-radius: var(--radius-sm);
  color: #cbd5e1;
  font-weight: 600;
  font-size: 0.84rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  transition: all var(--transition-fast);
  cursor: pointer;
  border-left: 3px solid transparent;
  white-space: nowrap;
  box-sizing: border-box;
}

.nav-item span {
  white-space: nowrap;
  overflow: visible;
}

.nav-item:hover {
  background-color: rgba(255, 255, 255, 0.06);
  color: #ffffff;
  transform: translateX(2px);
}

.nav-item.active {
  background-color: rgba(245, 158, 11, 0.12);
  color: var(--color-accent-amber);
  border-left-color: var(--color-accent-amber);
  font-weight: 700;
}

.nav-item svg {
  width: 17px;
  height: 17px;
  flex-shrink: 0;
  stroke-width: 2.2;
}

/* Sección Permanente de Contacto en Barra Lateral */
.sidebar-contact-fixed {
  padding: 18px 20px 20px 20px;
  background-color: var(--color-dark-surface);
  border-top: 1px solid var(--color-dark-border);
  font-size: 0.82rem;
  box-sizing: border-box;
}

.sidebar-contact-title {
  font-size: 0.72rem;
  text-transform: uppercase;
  font-weight: 800;
  letter-spacing: 0.07em;
  color: var(--color-accent-amber);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}

.sidebar-contact-title svg {
  flex-shrink: 0;
}

.sidebar-contact-phones {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 10px;
}

.sidebar-phone-link {
  color: #f1f5f9;
  font-weight: 700;
  font-size: 0.82rem;
  display: flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
  transition: color var(--transition-fast);
}

.sidebar-phone-link:hover {
  color: var(--color-accent-amber);
}

.sidebar-address {
  color: #94a3b8;
  font-size: 0.76rem;
  line-height: 1.45;
  margin-bottom: 10px;
  word-break: normal;
  overflow-wrap: break-word;
}

.sidebar-hours {
  color: #cbd5e1;
  font-size: 0.75rem;
  font-weight: 500;
  line-height: 1.4;
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: normal;
}

.hours-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--color-success);
  display: inline-block;
  flex-shrink: 0;
  box-shadow: 0 0 6px rgba(16, 185, 129, 0.5);
}

/* Cabecera Móvil (Oculta en Escritorio) */
.mobile-topbar {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height-mobile);
  background-color: var(--color-dark-bg);
  border-bottom: 1px solid var(--color-dark-border);
  padding: 0 16px;
  align-items: center;
  justify-content: space-between;
  z-index: 99;
}

.mobile-hamburger {
  background: transparent;
  border: none;
  color: #ffffff;
  padding: 8px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.mobile-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(3px);
  z-index: 95;
}

.mobile-overlay.active {
  display: block;
}

/* Área de Contenido Principal */
.main-content {
  margin-left: var(--sidebar-width);
  width: calc(100% - var(--sidebar-width));
  flex-grow: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  box-sizing: border-box;
}

/* ==========================================================================
   COMPONENTES Y SECCIONES GLOBALES
   ========================================================================== */

.content-section {
  padding: 36px 48px;
  max-width: 100%;
  margin: 0;
  width: 100%;
  box-sizing: border-box;
}

.section-header {
  margin-bottom: 28px;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text-main);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 10px;
  box-shadow: var(--shadow-subtle);
}

.section-tag.accent {
  background-color: var(--color-accent-light);
  border-color: rgba(245, 158, 11, 0.4);
  color: var(--color-accent-dark);
}

.section-title {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--color-text-main);
  letter-spacing: -0.02em;
  margin-bottom: 10px;
}

.section-subtitle {
  font-size: 0.98rem;
  color: var(--color-text-muted);
  max-width: 780px;
  line-height: 1.55;
}

/* Botones y Acciones */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 600;
  font-size: 0.92rem;
  letter-spacing: 0.02em;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-dark-bg);
  color: #ffffff;
  border-color: var(--color-dark-bg);
}

.btn-primary:hover {
  background-color: #1e2530;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.2);
}

.btn-accent {
  background-color: var(--color-accent-amber);
  color: #000000;
  font-weight: 700;
  border-color: var(--color-accent-amber);
}

.btn-accent:hover {
  background-color: var(--color-accent-gold);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px var(--color-accent-glow);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-text-main);
  border-color: var(--color-border);
}

.btn-outline:hover {
  background-color: var(--color-surface);
  border-color: var(--color-text-main);
  color: var(--color-text-main);
}

.btn-outline-dark {
  background-color: transparent;
  color: #ffffff;
  border-color: var(--color-dark-border);
}

.btn-outline-dark:hover {
  background-color: rgba(255, 255, 255, 0.08);
  border-color: #ffffff;
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.82rem;
}

.btn-lg {
  padding: 16px 32px;
  font-size: 1.02rem;
}

/* ==========================================================================
   PÁGINA PRINCIPAL / HERO
   ========================================================================== */

.hero-wrapper {
  position: relative;
  background: linear-gradient(135deg, rgba(15, 18, 22, 0.94) 0%, rgba(22, 27, 34, 0.88) 100%),
              url('https://images.unsplash.com/photo-1506521781263-d8422e82f27a?auto=format&fit=crop&w=1800&q=80') center/cover no-repeat;
  color: #ffffff;
  padding: 76px 48px 65px 48px;
  border-bottom: 1px solid var(--color-dark-border);
  width: 100%;
  box-sizing: border-box;
}

.hero-content {
  max-width: 1100px;
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: rgba(245, 158, 11, 0.15);
  border: 1px solid rgba(245, 158, 11, 0.35);
  color: var(--color-accent-amber);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 24px;
}

.hero-title {
  font-size: 2.45rem;
  font-weight: 900;
  color: #ffffff;
  letter-spacing: -0.025em;
  line-height: 1.18;
  margin-bottom: 18px;
  text-transform: uppercase;
}

.hero-title span {
  color: var(--color-accent-amber);
}

.hero-text {
  font-size: 1.05rem;
  color: #cbd5e1;
  line-height: 1.6;
  max-width: 850px;
  margin-bottom: 30px;
  font-weight: 400;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
}

/* ==========================================================================
   MENSAJE DIFERENCIADOR (MÉTODO AMM)
   ========================================================================== */

.differentiator-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px 40px;
  margin: -32px 48px 36px 48px;
  position: relative;
  z-index: 5;
  box-shadow: var(--shadow-card);
  box-sizing: border-box;
}

.differentiator-header {
  text-align: center;
  max-width: 850px;
  margin: 0 auto 28px auto;
}

.differentiator-title {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-text-main);
  margin-bottom: 10px;
  text-transform: uppercase;
}

.differentiator-text {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.method-flow {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  position: relative;
}

.method-step {
  background: var(--color-surface-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px 20px;
  position: relative;
  transition: all var(--transition-fast);
}

.method-step:hover {
  background: #ffffff;
  border-color: var(--color-accent-amber);
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}

.step-number {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--color-accent-dark);
  background-color: var(--color-accent-light);
  display: inline-block;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
}

.step-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-text-main);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.step-desc {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.45;
}

.step-arrow {
  display: none;
}

/* ==========================================================================
   BUSCADOR INTELIGENTE AMM
   ========================================================================== */

.search-section-box {
  background: linear-gradient(180deg, #ffffff 0%, var(--color-surface-subtle) 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 40px;
  margin-bottom: 48px;
  box-shadow: var(--shadow-subtle);
}

.search-header {
  text-align: center;
  max-width: 650px;
  margin: 0 auto 24px auto;
}

.search-container {
  max-width: 820px;
  margin: 0 auto;
  position: relative;
}

.search-input-wrapper {
  display: flex;
  align-items: center;
  background-color: #ffffff;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 6px 12px 6px 18px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.search-input-wrapper:focus-within {
  border-color: var(--color-accent-amber);
  box-shadow: 0 0 0 4px var(--color-accent-glow);
}

.search-input-wrapper svg {
  color: var(--color-text-light);
  width: 22px;
  height: 22px;
  margin-right: 12px;
  flex-shrink: 0;
}

.search-input {
  border: none;
  outline: none;
  font-size: 1.05rem;
  color: var(--color-text-main);
  width: 100%;
  padding: 10px 0;
  background: transparent;
}

.search-input::placeholder {
  color: var(--color-text-light);
}

.search-chips {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 16px;
}

.chip-label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--color-text-muted);
}

.search-chip {
  background: #ffffff;
  border: 1px solid var(--color-border);
  font-size: 0.78rem;
  color: var(--color-text-main);
  font-weight: 500;
  padding: 4px 12px;
  border-radius: 999px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.search-chip:hover {
  background: var(--color-accent-light);
  border-color: var(--color-accent-amber);
  color: var(--color-accent-dark);
}

/* Resultados de Búsqueda Desplegables / Flotantes */
.search-results-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-elevated);
  max-height: 520px;
  overflow-y: auto;
  z-index: 50;
  display: none;
}

.search-results-dropdown.active {
  display: block;
}

.results-group {
  padding: 14px 16px;
  border-bottom: 1px solid var(--color-border);
}

.results-group:last-child {
  border-bottom: none;
}

.results-group-title {
  font-size: 0.72rem;
  text-transform: uppercase;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin-bottom: 8px;
}

.result-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.result-item:hover {
  background-color: var(--color-surface-subtle);
}

.result-info {
  display: flex;
  flex-direction: column;
}

.result-title {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--color-text-main);
}

.result-meta {
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

.result-badge {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  background: var(--color-surface-subtle);
  color: var(--color-text-muted);
}

.search-empty-state {
  padding: 32px 20px;
  text-align: center;
}

/* ==========================================================================
   LOS CUATRO CAMINOS PRINCIPALES
   ========================================================================== */

.four-paths-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 48px;
}

.path-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all var(--transition-fast);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.path-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: transparent;
  transition: background-color var(--transition-fast);
}

.path-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: #cbd5e1;
}

.path-card:hover::before {
  background: var(--color-accent-amber);
}

.path-icon {
  width: 46px;
  height: 46px;
  border-radius: var(--radius-md);
  background: var(--color-surface-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 18px;
}

.path-title {
  font-size: 1.12rem;
  font-weight: 800;
  color: var(--color-text-main);
  margin-bottom: 8px;
  text-transform: uppercase;
}

.path-desc {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.45;
  margin-bottom: 20px;
}

.path-action {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-text-main);
  display: flex;
  align-items: center;
  gap: 6px;
}

/* ==========================================================================
   PRODUCTOS Y CATEGORÍAS
   ========================================================================== */

.category-filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 32px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--color-border);
}

.filter-btn {
  background: #ffffff;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-weight: 600;
  font-size: 0.82rem;
  padding: 8px 16px;
  border-radius: 999px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-btn:hover {
  border-color: var(--color-text-main);
  color: var(--color-text-main);
}

.filter-btn.active {
  background-color: var(--color-dark-bg);
  border-color: var(--color-dark-bg);
  color: #ffffff;
}

.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}

.category-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-fast);
}

.category-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: #cbd5e1;
}

.category-image-wrap {
  height: 200px;
  position: relative;
  overflow: hidden;
  background-color: var(--color-dark-surface);
}

.category-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.category-card:hover .category-image {
  transform: scale(1.05);
}

.category-count-badge {
  position: absolute;
  bottom: 12px;
  right: 12px;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(4px);
  color: #ffffff;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
}

.category-body {
  padding: 22px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  justify-content: space-between;
}

.category-name {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-text-main);
  margin-bottom: 8px;
}

.category-desc {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.5;
  margin-bottom: 16px;
}

.category-apps {
  font-size: 0.78rem;
  color: var(--color-text-light);
  margin-bottom: 20px;
  border-top: 1px dashed var(--color-border);
  padding-top: 12px;
}

/* ==========================================================================
   SERVICIOS
   ========================================================================== */

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}

.service-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-fast);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: #cbd5e1;
}

.service-img-wrap {
  height: 200px;
  position: relative;
  overflow: hidden;
}

.service-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.service-card:hover .service-img {
  transform: scale(1.05);
}

.service-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  justify-content: space-between;
}

.service-name {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-text-main);
  margin-bottom: 8px;
}

.service-desc {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.5;
  margin-bottom: 20px;
}

/* ==========================================================================
   PROYECTOS / CASOS DE ESTUDIO
   ========================================================================== */

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

.project-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: grid;
  grid-template-columns: 420px 1fr;
  box-shadow: var(--shadow-card);
  transition: all var(--transition-fast);
}

.project-card:hover {
  border-color: #cbd5e1;
  box-shadow: var(--shadow-hover);
}

.project-media {
  position: relative;
  overflow: hidden;
}

.project-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.project-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  background: rgba(15, 23, 42, 0.9);
  backdrop-filter: blur(4px);
  color: var(--color-accent-amber);
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
}

.project-info {
  padding: 32px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.project-title {
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.project-location {
  font-size: 0.85rem;
  color: var(--color-text-light);
  margin-bottom: 18px;
}

.project-breakdown {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 24px;
}

.breakdown-box {
  background: var(--color-surface-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
}

.breakdown-label {
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 4px;
}

.breakdown-text {
  font-size: 0.84rem;
  color: var(--color-text-main);
  line-height: 1.4;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 20px;
}

.tag-item {
  font-size: 0.72rem;
  background: var(--color-surface-subtle);
  border: 1px solid var(--color-border);
  color: var(--color-text-main);
  padding: 3px 8px;
  border-radius: var(--radius-sm);
}

/* ==========================================================================
   PROYECTOS ESPECIALES BANNER
   ========================================================================== */

.special-projects-banner {
  background: linear-gradient(135deg, var(--color-dark-bg) 0%, var(--color-dark-surface) 100%);
  border-radius: var(--radius-lg);
  padding: 48px;
  color: #ffffff;
  margin-bottom: 48px;
  border: 1px solid var(--color-dark-border);
}

.special-steps {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  margin: 24px 0 28px 0;
}

.special-pill {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--color-dark-border);
  color: var(--color-accent-amber);
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  padding: 8px 18px;
  border-radius: 999px;
  text-transform: uppercase;
}

/* ==========================================================================
   FORMULARIO: ENVÍA TU PROYECTO
   ========================================================================== */

.project-form-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 44px;
  box-shadow: var(--shadow-card);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group.full-width {
  grid-column: span 2;
}

.form-label {
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--color-text-main);
}

.form-label span.req {
  color: #ef4444;
}

.form-input, .form-select, .form-textarea {
  background: #ffffff;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-size: 0.92rem;
  color: var(--color-text-main);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--color-accent-amber);
  box-shadow: 0 0 0 3px var(--color-accent-glow);
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

/* Zona Drag & Drop */
.drag-drop-zone {
  border: 2px dashed #cbd5e1;
  border-radius: var(--radius-md);
  padding: 36px 20px;
  text-align: center;
  background: var(--color-surface-subtle);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.drag-drop-zone:hover, .drag-drop-zone.dragover {
  border-color: var(--color-accent-amber);
  background: var(--color-accent-light);
}

.drag-icon {
  width: 44px;
  height: 44px;
  margin: 0 auto 12px auto;
  color: var(--color-text-light);
}

.drag-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text-main);
  margin-bottom: 4px;
}

.drag-formats {
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

.file-list {
  margin-top: 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.file-chip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #ffffff;
  border: 1px solid var(--color-border);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
}

.file-chip-remove {
  cursor: pointer;
  color: #ef4444;
  font-weight: bold;
}

/* Checkbox de Privacidad */
.checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.84rem;
  color: var(--color-text-muted);
  cursor: pointer;
}

.checkbox-group input {
  margin-top: 3px;
}

/* ==========================================================================
   BOTONES FLOTANTES: WHA    ========================================================================== */

/* Botón Flotante Android FAB: WhatsApp (Esquina Inferior Derecha) */
.android-fab-whatsapp {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 999;
  text-decoration: none;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.25s;
  -webkit-tap-highlight-color: transparent;
}

.android-fab-whatsapp:hover {
  transform: translateY(-4px) scale(1.05);
}

.android-fab-whatsapp:active {
  transform: scale(0.92);
}

.fab-icon-box {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: var(--color-whatsapp);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.45), 0 3px 8px rgba(0, 0, 0, 0.25);
  position: relative;
  z-index: 2;
  transition: all 0.25s ease;
}

.fab-whatsapp-svg {
  width: 32px;
  height: 32px;
  fill: currentColor;
}

.fab-label-desktop {
  display: none;
  font-weight: 700;
  font-size: 0.88rem;
  letter-spacing: 0.02em;
  margin-left: 8px;
  color: #ffffff;
}

/* Anillo de pulso sutil estilo Android */
.fab-pulse-ring {
  position: absolute;
  top: 0;
  left: 0;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: var(--color-whatsapp);
  opacity: 0.5;
  z-index: 1;
  animation: androidFabPulse 2.8s cubic-bezier(0.24, 0, 0.38, 1) infinite;
  pointer-events: none;
}

@keyframes androidFabPulse {
  0% {
    transform: scale(0.95);
    opacity: 0.65;
  }
  50% {
    transform: scale(1.35);
    opacity: 0;
  }
  100% {
    transform: scale(1.35);
    opacity: 0;
  }
}

/* Botón Flotante Asistente AMM (Escritorio) */
.btn-float-assistant-desktop {
  position: fixed;
  bottom: 96px;
  right: 28px;
  background-color: var(--color-dark-bg);
  border: 1px solid var(--color-accent-amber);
  color: #ffffff;
  font-weight: 700;
  font-size: 0.86rem;
  letter-spacing: 0.03em;
  padding: 12px 20px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
  transition: all var(--transition-fast);
  cursor: pointer;
  z-index: 990;
}

.btn-float-assistant-desktop:hover {
  background-color: var(--color-dark-surface);
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 12px 28px rgba(245, 158, 11, 0.25);
}

.assistant-avatar-badge {
  background-color: var(--color-accent-amber);
  color: #000;
  font-size: 0.85rem;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ==========================================================================
   DRAWER / MODAL DEL ASISTENTE AMM
   ========================================================================== */

.assistant-drawer {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 440px;
  height: 600px;
  max-width: calc(100vw - 40px);
  max-height: calc(100vh - 100px);
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-elevated);
  display: none;
  flex-direction: column;
  z-index: 120;
  overflow: hidden;
}

.assistant-drawer.active {
  display: flex;
}

.assistant-header {
  background: var(--color-dark-bg);
  color: #ffffff;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--color-dark-border);
}

.assistant-title-box {
  display: flex;
  align-items: center;
  gap: 10px;
}

.assistant-close-btn {
  background: transparent;
  border: none;
  color: #94a3b8;
  cursor: pointer;
  padding: 4px;
}

.assistant-close-btn:hover {
  color: #ffffff;
}

.assistant-messages {
  flex-grow: 1;
  padding: 20px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
  background-color: var(--color-bg);
}

.message {
  display: flex;
  flex-direction: column;
  max-width: 88%;
}

.message.bot {
  align-self: flex-start;
}

.message.user {
  align-self: flex-end;
}

.message-bubble {
  padding: 12px 16px;
  border-radius: var(--radius-md);
  font-size: 0.88rem;
  line-height: 1.5;
}

.message.bot .message-bubble {
  background: #ffffff;
  border: 1px solid var(--color-border);
  color: var(--color-text-main);
  box-shadow: var(--shadow-subtle);
}

.message.user .message-bubble {
  background: var(--color-dark-bg);
  color: #ffffff;
}

.bot-actions-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 10px;
}

.bot-action-btn {
  background: #ffffff;
  border: 1px solid var(--color-border);
  color: var(--color-text-main);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 999px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.bot-action-btn:hover {
  background: var(--color-accent-light);
  border-color: var(--color-accent-amber);
  color: var(--color-accent-dark);
}

.assistant-input-area {
  padding: 14px 16px;
  background: #ffffff;
  border-top: 1px solid var(--color-border);
  display: flex;
  gap: 8px;
}

.assistant-input {
  flex-grow: 1;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-size: 0.88rem;
  outline: none;
}

.assistant-input:focus {
  border-color: var(--color-accent-amber);
}

/* ==========================================================================
   MODALES GLOBALES (DETALLE PRODUCTO, SERVICIO, COTIZACIÓN, PRIVACIDAD)
   ========================================================================== */

.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(15, 23, 42, 0.7);
  backdrop-filter: blur(4px);
  z-index: 150;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

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

.modal-box {
  background: #ffffff;
  border-radius: var(--radius-lg);
  max-width: 780px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-elevated);
  position: relative;
  animation: modalIn 0.22s ease-out;
}

@keyframes modalIn {
  from {
    opacity: 0;
    transform: scale(0.96) translateY(8px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.modal-close-x {
  position: absolute;
  top: 16px;
  right: 16px;
  background: var(--color-surface-subtle);
  border: none;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--color-text-main);
  z-index: 10;
}

.modal-close-x:hover {
  background: #fee2e2;
  color: #ef4444;
}

.modal-body {
  padding: 36px;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */

.amm-footer {
  background: var(--color-dark-bg);
  color: #94a3b8;
  padding: 64px 48px 32px 48px;
  border-top: 1px solid var(--color-dark-border);
  margin-top: auto;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-brand-title {
  color: #ffffff;
  font-size: 1.4rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.footer-col-title {
  color: #ffffff;
  font-size: 0.88rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 0.88rem;
}

.footer-links a:hover {
  color: var(--color-accent-amber);
}

.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid var(--color-dark-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
}

/* ==========================================================================
   COMPONENTES DE EXPERIENCIA ANDROID (TOP BAR, BOTTOM NAV, CHIPS, ICONOS)
   ========================================================================== */

/* Top App Bar Android */
.android-top-app-bar {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 60px;
  background: rgba(15, 18, 22, 0.95);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-dark-border);
  padding: 0 16px;
  align-items: center;
  justify-content: space-between;
  z-index: 995;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.android-top-bar-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.android-icon-btn {
  background: transparent;
  border: none;
  color: #ffffff;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.2s, transform 0.15s;
  -webkit-tap-highlight-color: transparent;
}

.android-icon-btn:active {
  background: rgba(255, 255, 255, 0.12);
  transform: scale(0.92);
}

.android-app-brand {
  display: flex;
  align-items: center;
  gap: 8px;
}

.android-brand-badge {
  background: var(--color-accent-amber);
  color: #000;
  font-weight: 900;
  font-size: 0.75rem;
  padding: 2px 6px;
  border-radius: 4px;
  letter-spacing: 0.05em;
}

.android-brand-titles {
  display: flex;
  flex-direction: column;
}

.android-brand-name {
  font-weight: 900;
  font-size: 0.95rem;
  color: #ffffff;
  letter-spacing: 0.03em;
  line-height: 1.1;
}

.android-current-section {
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--color-accent-amber);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.android-top-bar-actions {
  display: flex;
  align-items: center;
  gap: 6px;
}

.android-action-btn {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #ffffff;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s;
  -webkit-tap-highlight-color: transparent;
}

.android-action-btn:active {
  background: rgba(245, 158, 11, 0.2);
  border-color: var(--color-accent-amber);
  transform: scale(0.92);
}

.android-ast-action-btn {
  background: rgba(245, 158, 11, 0.15);
  border-color: var(--color-accent-amber);
}

.android-ast-emoji {
  font-size: 1.15rem;
  line-height: 1;
}

/* Barra de Navegación Inferior Estilo Android (M3) */
.android-bottom-nav {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 68px;
  padding-bottom: env(safe-area-inset-bottom, 4px);
  background: rgba(15, 18, 22, 0.96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  z-index: 998;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.35);
  justify-content: space-around;
  align-items: center;
}

.android-nav-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 6px 0;
  gap: 3px;
  -webkit-tap-highlight-color: transparent;
  transition: transform 0.15s;
}

.android-nav-item:active {
  transform: scale(0.94);
}

.android-nav-icon-wrap {
  width: 52px;
  height: 28px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  transition: all 0.25s cubic-bezier(0.2, 0, 0, 1);
}

.android-nav-icon-wrap svg {
  width: 20px;
  height: 20px;
  stroke: #94a3b8;
  transition: stroke 0.2s, transform 0.2s;
}

.android-nav-label {
  font-size: 0.7rem;
  font-weight: 700;
  color: #94a3b8;
  letter-spacing: 0.02em;
  transition: color 0.2s, font-weight 0.2s;
}

/* Estado activo Material 3 */
.android-nav-item.active .android-nav-icon-wrap {
  background: var(--color-accent-amber);
}

.android-nav-item.active .android-nav-icon-wrap svg {
  stroke: #0f1216;
  transform: scale(1.05);
}

.android-nav-item.active .android-nav-label {
  color: var(--color-accent-amber);
  font-weight: 900;
}

.android-badge-dot {
  position: absolute;
  top: 2px;
  right: 12px;
  width: 7px;
  height: 7px;
  background: #10b981;
  border-radius: 50%;
  box-shadow: 0 0 6px #10b981;
}

/* Chips de Acción Rápida Android */
.android-chips-scroll {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding: 14px 4px 6px 4px;
  margin-top: 14px;
  scrollbar-width: none;
  -ms-overflow-style: none;
  -webkit-overflow-scrolling: touch;
}

.android-chips-scroll::-webkit-scrollbar {
  display: none;
}

.android-chip {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 8px 16px;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-text-main);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  box-shadow: var(--shadow-subtle);
  transition: all 0.2s ease;
  flex-shrink: 0;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.android-chip:hover {
  border-color: var(--color-accent-amber);
  box-shadow: var(--shadow-card);
}

.android-chip:active {
  transform: scale(0.95);
  background: var(--color-surface-hover);
}

.chip-icon {
  font-size: 1.05rem;
  line-height: 1;
}

/* Badges e Iconos de Categoría y Servicio */
.android-cat-pill, .android-serv-pill {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(15, 18, 22, 0.88);
  backdrop-filter: blur(8px);
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 1.15rem;
  border: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  z-index: 2;
}

.cat-title-icon, .serv-title-icon {
  display: inline-block;
  margin-right: 6px;
  font-size: 1.15rem;
  vertical-align: middle;
}

.method-step-icon {
  width: 46px;
  height: 46px;
  background: var(--color-surface-subtle);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  margin-bottom: 12px;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-subtle);
}

.btn-icon {
  margin-right: 6px;
  font-size: 1.05rem;
  vertical-align: middle;
}

/* ==========================================================================
   RESPONSIVE DESIGN (TABLETS Y SMARTPHONES CON EXPERIENCIA ANDROID)
   ========================================================================== */

/* Tablets y Dispositivos Móviles (<= 1024px) */
@media (max-width: 1024px) {
  .amm-sidebar {
    transform: translateX(-100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.5);
    z-index: 1000;
  }

  .amm-sidebar.open {
    transform: translateX(0);
  }

  .android-top-app-bar {
    display: flex;
  }

  .android-bottom-nav {
    display: flex;
  }

  .btn-float-assistant-desktop {
    display: none;
  }

  /* WhatsApp FAB en la esquina inferior derecha sobre la barra de navegación */
  .android-fab-whatsapp {
    bottom: calc(76px + env(safe-area-inset-bottom, 10px));
    right: 18px;
  }

  .main-content {
    margin-left: 0;
    padding-top: 64px;
    padding-bottom: 96px;
  }

  .content-section {
    padding: 32px 20px;
  }

  .hero-wrapper {
    padding: 44px 20px 36px 20px;
  }

  .hero-title {
    font-size: 2.3rem;
  }

  .differentiator-card {
    margin: -16px 20px 32px 20px;
    padding: 28px 20px;
  }

  .method-flow {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .four-paths-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .project-card {
    grid-template-columns: 1fr;
  }

  .project-media {
    height: 250px;
  }

  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 28px;
  }

  /* Tarjetas táctiles optimizadas */
  .category-card, .service-card, .path-card {
    touch-action: manipulation;
  }

  .category-card:active, .service-card:active, .path-card:active {
    transform: scale(0.98);
  }
}

/* Teléfonos y Dispositivos de Pantalla Pequeña (<= 768px) */
@media (max-width: 768px) {
  .hero-title {
    font-size: 1.85rem;
    line-height: 1.2;
  }

  .hero-text {
    font-size: 0.95rem;
    line-height: 1.55;
  }

  .hero-actions {
    flex-direction: column;
    gap: 10px;
  }

  .hero-actions .btn {
    width: 100%;
    justify-content: center;
  }

  .method-flow {
    grid-template-columns: 1fr;
  }

  .four-paths-grid {
    grid-template-columns: 1fr;
  }

  .form-grid {
    grid-template-columns: 1fr;
  }

  .form-group.full-width {
    grid-column: span 1;
  }

  /* Modales estilo Android Bottom Sheet */
  .modal-backdrop {
    align-items: flex-end;
    padding: 0;
  }

  .modal-box {
    width: 100% !important;
    max-width: 100% !important;
    border-radius: 28px 28px 0 0 !important;
    max-height: 85vh !important;
    margin: 0 !important;
    padding: 24px 20px !important;
    animation: androidBottomSheetSlide 0.32s cubic-bezier(0.16, 1, 0.3, 1) !important;
  }

  .modal-box::before {
    content: '';
    display: block;
    width: 44px;
    height: 5px;
    background: #cbd5e1;
    border-radius: 999px;
    margin: 0 auto 16px auto;
  }

  @keyframes androidBottomSheetSlide {
    from {
      transform: translateY(100%);
      opacity: 0.6;
    }
    to {
      transform: translateY(0);
      opacity: 1;
    }
  }

  /* Drawer del Asistente en Móvil */
  .assistant-drawer {
    width: 100%;
    max-width: 100%;
    border-radius: 24px 24px 0 0;
    max-height: 90vh;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 14px;
    text-align: center;
  }
}

/* ==========================================================================
   PANEL ADMINISTRATIVO (CMS SEGURO)
   ========================================================================== */

.admin-login-container {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 65vh;
  padding: 40px 20px;
}

.admin-login-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
  width: 100%;
  max-width: 480px;
  box-shadow: var(--shadow-hover);
  text-align: center;
}

.admin-lock-icon {
  width: 56px;
  height: 56px;
  background: var(--color-accent-light);
  color: var(--color-accent-dark);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  margin: 0 auto 18px auto;
  border: 1px solid rgba(245, 158, 11, 0.4);
}

.admin-demo-creds {
  background: var(--color-surface-subtle);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-sm);
  padding: 12px;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-bottom: 24px;
  text-align: left;
}

.admin-dashboard {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.admin-top-bar {
  background: var(--color-dark-bg);
  color: #ffffff;
  padding: 20px 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  border-bottom: 1px solid var(--color-dark-border);
}

.admin-top-title {
  font-size: 1.35rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 10px;
}

.admin-top-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.admin-stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  padding: 24px 28px;
  background: var(--color-surface-subtle);
  border-bottom: 1px solid var(--color-border);
}

.admin-stat-box {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  display: flex;
  flex-direction: column;
}

.admin-stat-num {
  font-size: 1.8rem;
  font-weight: 900;
  color: var(--color-text-main);
  line-height: 1.1;
}

.admin-stat-label {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-top: 4px;
}

.admin-tabs-nav {
  display: flex;
  background: #ffffff;
  border-bottom: 1px solid var(--color-border);
  padding: 0 28px;
  overflow-x: auto;
  gap: 8px;
}

.admin-tab-btn {
  background: transparent;
  border: none;
  border-bottom: 3px solid transparent;
  padding: 16px 20px;
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--color-text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  transition: all var(--transition-fast);
}

.admin-tab-btn:hover {
  color: var(--color-text-main);
}

.admin-tab-btn.active {
  color: var(--color-accent-amber);
  border-bottom-color: var(--color-accent-amber);
}

.admin-tab-content {
  padding: 28px;
}

.admin-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 14px;
}

.admin-items-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(310px, 1fr));
  gap: 20px;
}

.admin-item-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-subtle);
  transition: box-shadow var(--transition-fast);
}

.admin-item-card:hover {
  box-shadow: var(--shadow-card);
  border-color: #cbd5e1;
}

.admin-item-thumb {
  height: 160px;
  width: 100%;
  object-fit: cover;
  background: var(--color-dark-surface);
}

.admin-item-body {
  padding: 16px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  justify-content: space-between;
}

.admin-item-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 8px;
  gap: 8px;
}

.admin-item-title {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--color-text-main);
  line-height: 1.25;
}

.admin-item-meta {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  margin-bottom: 12px;
  line-height: 1.4;
}

.admin-card-actions {
  display: flex;
  gap: 8px;
  border-top: 1px solid var(--color-border);
  padding-top: 12px;
  margin-top: 8px;
}

.btn-danger {
  background-color: #ef4444;
  color: #ffffff;
  border: none;
}

.btn-danger:hover {
  background-color: #dc2626;
}

.btn-edit {
  background-color: var(--color-dark-bg);
  color: #ffffff;
  border: none;
}

.btn-edit:hover {
  background-color: #272f3d;
}

.img-preview-container {
  margin-top: 8px;
  margin-bottom: 12px;
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-sm);
  padding: 8px;
  background: var(--color-surface-subtle);
  display: flex;
  align-items: center;
  gap: 12px;
}

.img-preview-thumbnail {
  width: 90px;
  height: 60px;
  object-fit: cover;
  border-radius: 4px;
  border: 1px solid var(--color-border);
  background: #fff;
}