@import url('./variables.css');

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

html {
  font-family: var(--font-sans);
  background-color: var(--background);
  color: var(--text);
  line-height: 1.5;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  overflow-x: hidden;
  background-color: var(--background);
  font-size: 0.9375rem;
}

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

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

button, input, textarea, select {
  font: inherit;
  border: none;
  outline: none;
}

/* Accessibility Focus */
:focus-visible {
  outline: 2px solid var(--primary-bright);
  outline-offset: 2px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ==========================================================================
   CONTAINERS & SECTION ARCHITECTURE
   ========================================================================== */
.container {
  width: 100%;
  max-width: 1240px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.section {
  padding: 5.5rem 0;
  position: relative;
}

.section-alt {
  background-color: #F1F5F9;
}

.section-dark {
  background-color: #07132B;
  background-image: radial-gradient(circle at 50% 0%, rgba(0, 111, 230, 0.15) 0%, transparent 60%);
  color: #FFFFFF;
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 3.5rem auto;
}

.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.85rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border-radius: var(--radius-full);
  background-color: rgba(0, 111, 230, 0.08);
  color: var(--primary);
  border: 1px solid rgba(0, 111, 230, 0.15);
  margin-bottom: 0.875rem;
}

.badge-pill-light {
  background-color: rgba(255, 255, 255, 0.08);
  color: #38B6FF;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.section-title {
  font-size: clamp(1.75rem, 3vw, 2.35rem);
  font-weight: 800;
  color: var(--primary-dark);
  line-height: 1.25;
  letter-spacing: -0.03em;
  margin-bottom: 0.875rem;
}

.section-dark .section-title {
  color: #FFFFFF;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.section-dark .section-subtitle {
  color: #94A3B8;
}

/* ==========================================================================
   BUTTONS (MODERN SAAS SIZING)
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.35rem;
  font-size: 0.875rem;
  font-weight: 700;
  border-radius: 10px;
  cursor: pointer;
  transition: all var(--transition-normal);
  text-align: center;
  white-space: nowrap;
  line-height: 1.2;
}

.btn-sm {
  padding: 0.45rem 1rem;
  font-size: 0.8125rem;
  border-radius: 8px;
}

.btn-lg {
  padding: 0.85rem 1.85rem;
  font-size: 0.95rem;
  border-radius: 12px;
}

.btn-primary {
  background: linear-gradient(135deg, #006FE6 0%, #0052B3 100%);
  color: #FFFFFF;
  box-shadow: 0 3px 10px rgba(0, 111, 230, 0.28);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #0080FF 0%, #006FE6 100%);
  transform: translateY(-1px);
  box-shadow: 0 5px 16px rgba(0, 111, 230, 0.38);
}

.btn-secondary {
  background-color: #FFFFFF;
  color: var(--primary-dark);
  border: 1px solid #CBD5E1;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.btn-secondary:hover {
  background-color: #F8FAFC;
  border-color: #94A3B8;
  transform: translateY(-1px);
}

.btn-white {
  background-color: #FFFFFF;
  color: var(--primary-dark);
  font-weight: 700;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15);
}

.btn-white:hover {
  background-color: #F8FAFC;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

/* ==========================================================================
   HEADER & NAVBAR (FIXED, BALANCED & CLEAN)
   ========================================================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.8);
  transition: all var(--transition-fast);
  height: 68px;
  display: flex;
  align-items: center;
}

.header.is-scrolled {
  height: 60px;
  background-color: rgba(255, 255, 255, 0.75);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(226, 232, 240, 0.65);
  box-shadow: 0 8px 30px rgba(10, 31, 68, 0.08);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.brand-logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.brand-logo img {
  width: 59px;
  height: 56px;
  object-fit: contain;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
}

.nav-link {
  font-size: 0.875rem;
  font-weight: 600;
  color: #475569;
  padding: 0.35rem 0;
  position: relative;
}

.nav-link:hover {
  color: var(--primary);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.875rem;
}

.admin-link {
  font-size: 0.8125rem;
  font-weight: 600;
  color: #475569;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.75rem;
  border-radius: 6px;
  background-color: #F1F5F9;
  border: 1px solid #E2E8F0;
  transition: all var(--transition-fast);
}

.admin-link:hover {
  color: var(--primary-dark);
  background-color: #E2E8F0;
}

.mobile-toggle {
  display: none;
  background: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--primary-dark);
  font-size: 1.25rem;
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero {
  padding-top: calc(68px + 3.5rem);
  padding-bottom: 4.5rem;
  background: radial-gradient(circle at 85% 15%, rgba(56, 182, 255, 0.12) 0%, transparent 55%),
              radial-gradient(circle at 10% 85%, rgba(0, 111, 230, 0.08) 0%, transparent 45%),
              var(--background);
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3.5rem;
  align-items: center;
}

.hero-title {
  font-size: clamp(2.15rem, 4vw, 3.25rem);
  font-weight: 800;
  line-height: 1.15;
  color: var(--primary-dark);
  letter-spacing: -0.035em;
  margin-bottom: 1.15rem;
}

.hero-title span {
  background: linear-gradient(135deg, #006FE6 0%, #0090FF 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.1rem;
  line-height: 1.65;
  color: var(--text-secondary);
  margin-bottom: 1.75rem;
  max-width: 560px;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 0.875rem;
  margin-bottom: 2rem;
}

.hero-support-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-secondary);
  border-top: 1px solid #E2E8F0;
  padding-top: 1.5rem;
}

.support-tag {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.support-tag svg {
  color: #10B981;
}

.hero-mockup-wrapper {
  display: flex;
  justify-content: center;
  position: relative;
}

.hero-mockup-wrapper::before {
  content: '';
  position: absolute;
  width: 320px;
  height: 320px;
  background: radial-gradient(circle, rgba(0, 111, 230, 0.12) 0%, rgba(56, 182, 255, 0.04) 50%, transparent 70%);
  filter: blur(50px);
  z-index: 0;
  top: 20%;
  left: 50%;
  transform: translateX(-50%);
  pointer-events: none;
}

.hero-mockup-img {
  position: relative;
  z-index: 1;
  max-height: 500px;
  width: auto;
  filter: drop-shadow(0 20px 35px rgba(10, 31, 68, 0.12));
  transition: all var(--transition-smooth);
}

.hero-mockup-img:hover {
  transform: translateY(-4px);
  filter: drop-shadow(0 26px 45px rgba(10, 31, 68, 0.16));
}

/* ==========================================================================
   PROBLEMA SECTION
   ========================================================================== */
.problems-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.problem-card {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  box-shadow: 0 2px 8px rgba(10, 31, 68, 0.04);
  transition: all var(--transition-normal);
  position: relative;
}

.problem-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(10, 31, 68, 0.08);
  border-color: #CBD5E1;
}

.problem-icon-wrapper {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  transition: all var(--transition-normal);
}

.problem-icon-red {
  background-color: #FEE2E2;
  color: #EF4444;
}

.problem-icon-amber {
  background-color: #FEF3C7;
  color: #D97706;
}

.problem-icon-indigo {
  background-color: #EEF2FF;
  color: #4F46E5;
}

.problem-icon-pink {
  background-color: #FCE7F3;
  color: #DB2777;
}

.problem-card:hover .problem-icon-wrapper {
  transform: scale(1.08);
}

.problem-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 0.5rem;
}

.problem-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* ==========================================================================
   SOLUCIÓN & DIAGRAMA
   ========================================================================== */
.flow-diagram-wrapper {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 2.75rem 2rem;
  box-shadow: 0 4px 20px rgba(10, 31, 68, 0.05);
  overflow-x: auto;
}

.flow-steps {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-width: 780px;
  position: relative;
}

.flow-step-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  flex: 1;
}

.flow-node {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-full);
  background-color: #FFFFFF;
  border: 2px solid var(--primary);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 10px rgba(0, 111, 230, 0.12);
  margin-bottom: 0.6rem;
  transition: all var(--transition-normal);
}

.flow-step-item:hover .flow-node {
  background: var(--primary);
  color: #FFFFFF;
  transform: scale(1.08);
  box-shadow: 0 6px 18px rgba(0, 111, 230, 0.3);
}

.flow-node-title {
  font-size: 0.8125rem;
  font-weight: 800;
  color: var(--primary-dark);
  letter-spacing: 0.05em;
  margin-bottom: 0.15rem;
}

.flow-node-subtitle {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.flow-connector {
  flex: 0.5;
  height: 2px;
  background: repeating-linear-gradient(90deg, #006FE6 0, #006FE6 6px, transparent 6px, transparent 12px);
  position: relative;
  top: -16px;
}

/* ==========================================================================
   CÓMO FUNCIONA
   ========================================================================== */
.how-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.how-card {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  position: relative;
  transition: all var(--transition-normal);
}

.how-card:hover {
  transform: translateY(-3px);
  border-color: var(--primary);
  box-shadow: 0 8px 24px rgba(10, 31, 68, 0.06);
}

.how-number {
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
  display: inline-block;
}

.how-title {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--primary-dark);
  margin-bottom: 0.6rem;
}

.how-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* ==========================================================================
   SECCIÓN QR
   ========================================================================== */
.qr-section {
  background: linear-gradient(135deg, #0A1F44 0%, #0F2A5C 100%);
  color: #FFFFFF;
}

.qr-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 4rem;
  align-items: center;
}

.qr-mockup-wrapper {
  display: flex;
  justify-content: center;
}

.qr-mockup-img {
  max-height: 380px;
  width: auto;
  filter: drop-shadow(0 15px 25px rgba(0, 0, 0, 0.35));
}

.qr-bullets {
  list-style: none;
  margin-top: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.qr-bullet-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.9375rem;
  color: #E2E8F0;
}

.qr-bullet-icon {
  color: #38B6FF;
  flex-shrink: 0;
  font-size: 1.1rem;
}

/* ==========================================================================
   SHOWCASE TABS (PARA EL HUÉSPED)
   ========================================================================== */
.tabs-container {
  margin-top: 2rem;
}

.tabs-nav {
  display: flex;
  justify-content: center;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.tab-btn {
  padding: 0.55rem 1.15rem;
  border-radius: var(--radius-full);
  background-color: var(--surface);
  border: 1px solid var(--border);
  color: #334155;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.tab-btn:hover {
  background-color: #F8FAFC;
  border-color: #94A3B8;
}

.tab-btn.active {
  background-color: var(--primary);
  color: #FFFFFF;
  border-color: var(--primary);
  box-shadow: 0 4px 12px rgba(0, 111, 230, 0.25);
}

.tab-content-panel {
  display: none;
  animation: fadeIn 0.3s ease-in-out forwards;
}

.tab-content-panel.active {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: center;
}

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

.tab-pane-info h3 {
  font-size: 1.65rem;
  font-weight: 800;
  color: var(--primary-dark);
  margin-bottom: 0.875rem;
  letter-spacing: -0.02em;
}

.tab-pane-info p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 1.5rem;
}

.tab-feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.tab-feature-list li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  color: var(--text);
  font-size: 0.875rem;
}

.tab-pane-mockup {
  display: flex;
  justify-content: center;
}

.tab-pane-mockup img {
  max-height: 440px;
  width: auto;
  border-radius: var(--radius-lg);
  box-shadow: 0 12px 30px rgba(10, 31, 68, 0.12);
}

/* ==========================================================================
   PARA EL HOTEL (DASHBOARD)
   ========================================================================== */
.hotel-preview-wrapper {
  margin-top: 2.5rem;
  display: flex;
  justify-content: center;
}

.dashboard-mockup-img {
  width: 100%;
  max-width: 880px;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.35);
  transition: transform var(--transition-smooth);
}

.dashboard-mockup-img:hover {
  transform: scale(1.01);
}

/* ==========================================================================
   FUNCIONALIDADES GRID
   ========================================================================== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.feature-card {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem 1.35rem;
  transition: all var(--transition-normal);
}

.feature-card:hover {
  transform: translateY(-3px);
  border-color: var(--primary-bright);
  box-shadow: 0 8px 20px rgba(10, 31, 68, 0.06);
}

.feature-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  transition: all var(--transition-normal);
}

.feature-icon-cyan { background-color: #E0F2FE; color: #0284C7; }
.feature-icon-emerald { background-color: #D1FAE5; color: #059669; }
.feature-icon-amber { background-color: #FEF3C7; color: #D97706; }
.feature-icon-blue { background-color: #DBEAFE; color: #2563EB; }
.feature-icon-indigo { background-color: #EEF2FF; color: #4F46E5; }
.feature-icon-violet { background-color: #EDE9FE; color: #7C3AED; }
.feature-icon-teal { background-color: #CCFBF1; color: #0D9488; }

.feature-card:hover .feature-icon {
  transform: scale(1.1);
}

.feature-card-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 0.4rem;
}

.feature-card-desc {
  font-size: 0.845rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ==========================================================================
   TODO CONECTADO
   ========================================================================== */
.connected-flow-box {
  background: linear-gradient(135deg, var(--surface) 0%, #F8FAFC 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 3rem 2rem;
  box-shadow: 0 4px 15px rgba(10, 31, 68, 0.04);
  text-align: center;
}

.connected-diagram {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}

.connected-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.6rem 1.15rem;
  background-color: var(--surface);
  border: 1.5px solid var(--primary);
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.845rem;
  color: var(--primary-dark);
  box-shadow: 0 2px 6px rgba(0, 111, 230, 0.08);
  transition: all var(--transition-fast);
}

.connected-pill.highlight {
  background: #0A1F44;
  color: #38BDF8;
  border-color: #006FE6;
  box-shadow: 0 4px 12px rgba(0, 111, 230, 0.25);
}

.connected-pill.success {
  border-color: #10B981;
  color: #059669;
}

.connected-pill:hover {
  transform: translateY(-2px);
}

.connected-arrow {
  color: var(--primary);
  font-size: 1.1rem;
  font-weight: 800;
}

/* ==========================================================================
   BENEFICIOS
   ========================================================================== */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.benefit-card {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.65rem;
  transition: all var(--transition-normal);
  display: flex;
  gap: 1rem;
}

.benefit-card:hover {
  border-color: var(--primary);
  box-shadow: 0 6px 18px rgba(10, 31, 68, 0.05);
  transform: translateY(-2px);
}

.benefit-icon {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all var(--transition-normal);
}

.benefit-icon-blue { background-color: #DBEAFE; color: #2563EB; }
.benefit-icon-amber { background-color: #FEF3C7; color: #D97706; }
.benefit-icon-emerald { background-color: #D1FAE5; color: #059669; }
.benefit-icon-violet { background-color: #EDE9FE; color: #7C3AED; }
.benefit-icon-cyan { background-color: #E0F2FE; color: #0284C7; }
.benefit-icon-pink { background-color: #FCE7F3; color: #DB2777; }

.benefit-card:hover .benefit-icon {
  transform: scale(1.1);
}

.benefit-content h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 0.4rem;
}

.benefit-content p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* ==========================================================================
   DEMO CALLOUT
   ========================================================================== */
.demo-banner {
  background: linear-gradient(135deg, #0A1F44 0%, #102B5C 100%);
  border-radius: var(--radius-xl);
  padding: 3.5rem 2.5rem;
  color: #FFFFFF;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: 0 15px 35px rgba(10, 31, 68, 0.2);
}

.demo-title {
  font-size: clamp(1.85rem, 3vw, 2.45rem);
  font-weight: 800;
  margin-bottom: 0.75rem;
  letter-spacing: -0.02em;
}

.demo-subtitle {
  font-size: 1.1rem;
  color: #BAE6FD;
  margin-bottom: 2rem;
}

/* ==========================================================================
   FORMULARIO DE CONTACTO
   ========================================================================== */
.contact-container {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 3.5rem;
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 3rem;
  box-shadow: 0 10px 30px rgba(10, 31, 68, 0.05);
}

.contact-info-col h3 {
  font-size: 1.65rem;
  font-weight: 800;
  color: var(--primary-dark);
  margin-bottom: 0.875rem;
  letter-spacing: -0.02em;
}

.contact-info-col p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.75rem;
}

.contact-channels {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.channel-item {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  color: var(--text);
  font-weight: 600;
  font-size: 0.875rem;
}

.channel-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all var(--transition-normal);
}

.channel-icon-whatsapp { background-color: #DCFCE7; color: #16A34A; }
.channel-icon-email { background-color: #DBEAFE; color: #2563EB; }
.channel-icon-web { background-color: #E0F2FE; color: #0284C7; }

.channel-item:hover .channel-icon {
  transform: scale(1.1);
}

.form-group {
  margin-bottom: 1rem;
}

.form-label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--primary-dark);
  margin-bottom: 0.35rem;
}

.form-input, .form-textarea {
  width: 100%;
  padding: 0.75rem 0.875rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background-color: var(--surface);
  color: var(--text);
  font-size: 0.875rem;
  transition: all var(--transition-fast);
}

.form-input:focus, .form-textarea:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(0, 111, 230, 0.12);
}

.form-input.is-invalid, .form-textarea.is-invalid {
  border-color: var(--danger);
}

.form-error-msg {
  display: none;
  font-size: 0.75rem;
  color: var(--danger);
  margin-top: 0.25rem;
  font-weight: 500;
}

.form-feedback {
  padding: 0.875rem 1rem;
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 600;
  margin-top: 1rem;
  display: none;
}

.form-feedback.is-success {
  display: block;
  background-color: #DCFCE7;
  color: #166534;
  border: 1px solid #86EFAC;
}

.form-feedback.is-error {
  display: block;
  background-color: #FEE2E2;
  color: #991B1B;
  border: 1px solid #FCA5A5;
}

/* ==========================================================================
   FAQ ACCORDION
   ========================================================================== */
.faq-accordion {
  max-width: 780px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
}

.faq-item {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-fast);
}

.faq-item:hover {
  border-color: #CBD5E1;
}

.faq-question-btn {
  width: 100%;
  padding: 1.15rem 1.35rem;
  text-align: left;
  background: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--primary-dark);
  cursor: pointer;
  gap: 1rem;
}

.faq-icon {
  font-size: 1.15rem;
  color: var(--primary);
  transition: transform var(--transition-fast);
  flex-shrink: 0;
}

.faq-item.is-open .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal);
  padding: 0 1.35rem;
}

.faq-item.is-open .faq-answer {
  padding-bottom: 1.15rem;
}

.faq-answer p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
/* ==========================================================================
   FOOTER (EXACTO BARI-CODE.COM)
   ========================================================================== */
.footer-baricode {
  background-color: #07132B;
  padding: 2.5rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-baricode-inner {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
}

.footer-baricode-logo {
  height: 40px;
  width: auto;
  background-color: #FFFFFF;
  border-radius: 8px;
  padding: 4px;
  display: block;
}

.footer-baricode-text {
  color: #9CA3AF;
  font-size: 0.875rem;
  margin: 0;
}

.footer-baricode-actions {
  display: flex;
  gap: 1rem;
  margin-right: 4rem;
}

.footer-baricode-btn {
  width: 40px;
  height: 40px;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.footer-baricode-btn:hover {
  background-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

@media (max-width: 768px) {
  .footer-baricode-inner {
    flex-direction: column;
    text-align: center;
  }
  .footer-baricode-actions {
    margin-right: 0;
  }
}

/* ==========================================================================
   FLOATING WHATSAPP BUTTON
   ========================================================================== */
.floating-whatsapp {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25D366;
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.45);
  z-index: 9999;
  transition: all var(--transition-normal);
}

.floating-whatsapp:hover {
  background: #20BA59;
  transform: scale(1.08) translateY(-2px);
  box-shadow: 0 10px 25px rgba(37, 211, 102, 0.6);
  color: #FFFFFF;
}

/* ==========================================================================
   RESPONSIVE BREAKPOINTS (Mobile 320px+, Tablet 768px+, Desktop 1024px+)
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 2.5rem;
  }
  .hero-subtitle {
    margin-left: auto;
    margin-right: auto;
  }
  .hero-ctas {
    justify-content: center;
  }
  .hero-support-tags {
    justify-content: center;
  }
  .problems-grid, .how-grid, .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .benefits-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .tab-content-panel.active {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .contact-container {
    grid-template-columns: 1fr;
    padding: 2.25rem 1.5rem;
    gap: 2.25rem;
  }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem;
  }
  .qr-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .qr-bullets {
    align-items: center;
    text-align: left;
  }
}

@media (max-width: 768px) {
  .header {
    height: 62px;
  }
  .mobile-toggle {
    display: block;
  }
  .nav-menu {
    position: fixed;
    top: 62px;
    left: 0;
    width: 100%;
    background-color: #FFFFFF;
    flex-direction: column;
    padding: 1.5rem;
    gap: 1.25rem;
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
    border-bottom: 1px solid var(--border);
    transform: translateY(-150%);
    transition: transform var(--transition-normal);
    z-index: 999;
  }
  .nav-menu.is-open {
    transform: translateY(0);
  }
  .nav-actions {
    display: none;
  }
  .problems-grid, .how-grid, .features-grid, .benefits-grid {
    grid-template-columns: 1fr;
  }
  .section {
    padding: 3.5rem 0;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
}