/* ==========================================================================
   ESTILO MODERNO DE SOFTWARE - FÁBRICA DE MATEMÁTICAS (WINDOWS APP)
   ========================================================================== */

:root {
  --bg-dark: #080D1A;
  --bg-card: rgba(17, 24, 43, 0.85);
  --bg-surface: #10172A;
  
  /* Paleta Matemática Tecnológica */
  --math-orange: #FF6B35;
  --math-orange-glow: #F97316;
  --math-cyan: #00B4D8;
  --math-yellow: #FFD166;
  --math-green: #06D6A0;
  --math-purple: #8B5CF6;
  
  --text-white: #FFFFFF;
  --text-muted: #94A3B8;
  --text-light: #F1F5F9;
  
  --font-display: 'Fredoka', cursive, sans-serif;
  --font-tech: 'Space Grotesk', sans-serif;
  --font-body: 'Nunito', sans-serif;
  
  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --radius-full: 9999px;
  
  --shadow-main: 0 20px 50px rgba(0, 0, 0, 0.7);
  --shadow-orange: 0 0 35px rgba(255, 107, 53, 0.4);
}

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

body {
  background-color: var(--bg-dark);
  color: var(--text-white);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  background-image: 
    radial-gradient(circle at 80% 10%, rgba(255, 107, 53, 0.12) 0%, transparent 50%),
    radial-gradient(circle at 10% 40%, rgba(0, 180, 216, 0.12) 0%, transparent 50%),
    radial-gradient(circle at 70% 80%, rgba(139, 92, 246, 0.12) 0%, transparent 50%);
}

.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 1.5rem;
  position: relative;
  z-index: 2;
}

.text-orange {
  color: var(--math-orange);
  text-shadow: 0 0 20px rgba(255, 107, 53, 0.5);
}

/* Ambient Blobs */
.math-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(140px);
  pointer-events: none;
  z-index: 0;
}
.math-glow.blue { top: 100px; left: -100px; width: 500px; height: 500px; background: rgba(0, 180, 216, 0.15); }
.math-glow.orange { top: 400px; right: -100px; width: 500px; height: 500px; background: rgba(255, 107, 53, 0.15); }
.math-glow.purple { top: 1200px; left: 10%; width: 500px; height: 500px; background: rgba(139, 92, 246, 0.12); }

/* ==========================================================================
   NAVBAR
   ========================================================================== */
.app-navbar {
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(8, 13, 26, 0.94);
  backdrop-filter: blur(16px);
  border-bottom: 2px solid rgba(255, 107, 53, 0.25);
  padding: 0.85rem 0;
}

.nav-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
}

.logo-cube {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, #FF6B35 0%, #D97706 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  box-shadow: 0 4px 15px rgba(255, 107, 53, 0.4);
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  color: #FFF;
  line-height: 1.1;
}

.logo-sub {
  font-family: var(--font-tech);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--math-orange);
  letter-spacing: 0.1em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  transition: color 0.2s, transform 0.2s;
}

.nav-links a:hover {
  color: var(--math-orange);
  transform: translateY(-2px);
}

.btn-nav-install {
  background: linear-gradient(135deg, #FF6B35 0%, #F97316 100%);
  color: #FFF;
  border: none;
  border-radius: var(--radius-full);
  padding: 0.65rem 1.4rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.92rem;
  cursor: pointer;
  box-shadow: 0 4px 15px rgba(255, 107, 53, 0.4);
  transition: transform 0.2s, box-shadow 0.2s;
}

.btn-nav-install:hover {
  transform: scale(1.04);
  box-shadow: 0 6px 20px rgba(255, 107, 53, 0.6);
}

/* ==========================================================================
   HERO: SOFTWARE VIDEO HEADER CON TEXTO
   ========================================================================== */
.hero-app {
  padding-top: 5rem;
  padding-bottom: 5.5rem;
  min-height: 90vh;
  display: flex;
  align-items: center;
}

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

.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.45rem 1.15rem;
  background: rgba(0, 180, 216, 0.15);
  border: 1.5px solid rgba(0, 180, 216, 0.4);
  color: #7DD3FC;
  border-radius: var(--radius-full);
  font-family: var(--font-tech);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  margin-bottom: 1.25rem;
}

.hero-title {
  font-family: var(--font-display);
  font-size: 3.2rem;
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 1.25rem;
}

.hero-description {
  font-size: 1.18rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 2rem;
  max-width: 600px;
}

.hero-description strong {
  color: #FFF;
}

.hero-specs-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
  margin-bottom: 2.25rem;
}

.spec-tag {
  background: rgba(17, 24, 43, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-sm);
  padding: 0.65rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-light);
}

.spec-icon {
  font-size: 1.2rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  align-items: center;
  margin-bottom: 1.5rem;
}

.btn-hero-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 1.1rem 2.2rem;
  background: linear-gradient(135deg, #FF6B35 0%, #F97316 100%);
  color: #FFF;
  border: none;
  border-radius: var(--radius-full);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  text-decoration: none;
  cursor: pointer;
  box-shadow: 0 10px 30px rgba(255, 107, 53, 0.45);
  transition: transform 0.25s, box-shadow 0.25s;
}

.btn-hero-primary:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 15px 40px rgba(255, 107, 53, 0.65);
}

.btn-pulse {
  animation: pulseButton 2.5s infinite;
}

@keyframes pulseButton {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.02); }
}

.btn-hero-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 1.1rem 1.8rem;
  background: rgba(255, 255, 255, 0.08);
  color: #FFF;
  border: 1.5px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-full);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  text-decoration: none;
  transition: all 0.2s;
}

.btn-hero-secondary:hover {
  background: rgba(255, 255, 255, 0.16);
  border-color: var(--math-orange);
  transform: translateY(-2px);
}

.win-compat-note {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.check-icon {
  color: var(--math-green);
  font-weight: 900;
}

/* Square Software Display Container */
.hero-media-box {
  display: flex;
  justify-content: center;
}

.app-window-frame {
  width: 100%;
  max-width: 440px;
  background: #111827;
  border-radius: 20px;
  border: 2px solid rgba(255, 107, 53, 0.4);
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.85), var(--shadow-orange);
  overflow: hidden;
}

.window-header-bar {
  background: #1F2937;
  padding: 0.6rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.window-buttons {
  display: flex;
  gap: 6px;
}

.win-btn {
  width: 11px;
  height: 11px;
  border-radius: 50%;
}
.win-btn.close { background: #EF4444; }
.win-btn.min { background: #F59E0B; }
.win-btn.max { background: #10B981; }

.window-title-text {
  font-family: var(--font-tech);
  font-size: 0.78rem;
  color: var(--text-muted);
}

.offline-badge {
  font-family: var(--font-tech);
  font-size: 0.68rem;
  color: var(--math-green);
  font-weight: 700;
  background: rgba(6, 214, 160, 0.15);
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
}

.video-square-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  background: #000;
  overflow: hidden;
}

.app-video-element {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.video-sound-toggle {
  position: absolute;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 12;
  background: rgba(8, 13, 26, 0.88);
  border: 1.5px solid var(--math-orange);
  color: #FFF;
  padding: 0.45rem 1.25rem;
  border-radius: var(--radius-full);
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.45rem;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.6);
  transition: all 0.2s;
}

.video-sound-toggle:hover {
  background: var(--math-orange);
  transform: translateX(-50%) scale(1.05);
}

.window-footer-bar {
  background: #1F2937;
  padding: 0.5rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.78rem;
}

.engine-status {
  color: var(--math-orange);
  font-family: var(--font-tech);
}

.grade-tag {
  color: var(--math-cyan);
  font-weight: 700;
}

/* ==========================================================================
   SECCIÓN 2: SIMULADOR INTERACTIVO (GENERADOR INFINITO)
   ========================================================================== */
.simulator-section {
  padding: 5.5rem 0;
  position: relative;
}

.simulator-card {
  background: var(--bg-card);
  border: 2px solid rgba(255, 107, 53, 0.35);
  border-radius: var(--radius-lg);
  padding: 3.5rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: center;
  box-shadow: var(--shadow-main);
}

.pill-mini {
  font-family: var(--font-tech);
  font-size: 0.8rem;
  color: var(--math-orange);
  font-weight: 700;
  letter-spacing: 0.1em;
  display: inline-block;
  margin-bottom: 0.75rem;
}

.simulator-intro h2 {
  font-family: var(--font-display);
  font-size: 2.2rem;
  margin-bottom: 1rem;
}

.simulator-intro p {
  color: var(--text-muted);
  font-size: 1.1rem;
  margin-bottom: 2rem;
}

.btn-generate-demo {
  background: linear-gradient(135deg, #00B4D8 0%, #0077B6 100%);
  color: #FFF;
  border: 2px solid #90E0EF;
  border-radius: var(--radius-full);
  padding: 1rem 2rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  cursor: pointer;
  box-shadow: 0 8px 25px rgba(0, 180, 216, 0.4);
  transition: transform 0.2s, box-shadow 0.2s;
}

.btn-generate-demo:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 12px 30px rgba(0, 180, 216, 0.6);
}

/* Simulated Sheet Paper */
.simulator-preview-box {
  display: flex;
  justify-content: center;
}

.sheet-paper {
  width: 100%;
  max-width: 380px;
  background: #FFF;
  color: #0F172A;
  border-radius: 12px;
  padding: 1.75rem;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.8);
  position: relative;
  transition: transform 0.3s ease;
}

.sheet-paper.generating {
  animation: pulseSheet 0.4s ease;
}

@keyframes pulseSheet {
  0% { transform: scale(0.96); opacity: 0.6; }
  100% { transform: scale(1); opacity: 1; }
}

.sheet-header {
  border-bottom: 2px solid #CBD5E1;
  padding-bottom: 0.75rem;
  margin-bottom: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.sheet-title-dyn {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  color: #FF6B35;
}

.sheet-date {
  font-size: 0.75rem;
  color: #64748B;
}

.sheet-content {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  min-height: 160px;
}

.math-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  background: #F8FAFC;
  padding: 0.5rem 0.85rem;
  border-radius: 8px;
  border: 1px dashed #CBD5E1;
}

.math-box {
  color: #94A3B8;
}

.sheet-footer {
  border-top: 1px solid #E2E8F0;
  padding-top: 0.75rem;
  margin-top: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.75rem;
  color: #64748B;
}

.pdf-tag {
  background: #EF4444;
  color: #FFF;
  font-weight: 900;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  font-size: 0.68rem;
}

/* ==========================================================================
   SECCIÓN 3: CARACTERÍSTICAS
   ========================================================================== */
.features-section {
  padding: 6rem 0;
}

.section-title {
  text-align: center;
  max-width: 780px;
  margin: 0 auto 3.5rem auto;
}

.section-tag {
  font-family: var(--font-tech);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--math-orange);
  display: inline-block;
  margin-bottom: 0.75rem;
}

.section-title h2 {
  font-family: var(--font-display);
  font-size: 2.6rem;
  margin-bottom: 1rem;
}

.section-title p {
  color: var(--text-muted);
  font-size: 1.15rem;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.feature-box {
  background: var(--bg-card);
  border: 1.5px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 2.25rem 1.75rem;
  position: relative;
  transition: transform 0.3s, border-color 0.3s;
}

.feature-box:hover {
  transform: translateY(-6px);
  border-color: var(--math-orange);
}

.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  margin-bottom: 1.25rem;
}

.feature-icon.orange { background: rgba(255, 107, 53, 0.18); }
.feature-icon.blue { background: rgba(0, 180, 216, 0.18); }
.feature-icon.green { background: rgba(6, 214, 160, 0.18); }
.feature-icon.purple { background: rgba(139, 92, 246, 0.18); }
.feature-icon.gold { background: rgba(245, 158, 11, 0.18); }
.feature-icon.cyan { background: rgba(6, 182, 212, 0.18); }

.feature-box h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  margin-bottom: 0.6rem;
  color: #FFF;
}

.feature-box p {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ==========================================================================
   SECCIÓN 4: BENEFICIOS
   ========================================================================== */
.benefits-section {
  padding: 6rem 0;
}

.benefits-card-main {
  background: linear-gradient(135deg, rgba(17, 24, 43, 0.95) 0%, rgba(11, 16, 33, 0.95) 100%);
  border: 2px solid rgba(0, 180, 216, 0.3);
  border-radius: var(--radius-lg);
  padding: 4rem 3.5rem;
  box-shadow: var(--shadow-main);
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.benefit-item {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
}

.b-icon {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  flex-shrink: 0;
}

.b-text h4 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
  color: #FFF;
}

.b-text p {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ==========================================================================
   SECCIÓN 5: GALERÍA DE MUESTRAS
   ========================================================================== */
.gallery-section {
  padding: 6rem 0;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.75rem;
}

.preview-card {
  background: var(--bg-card);
  border: 1.5px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform 0.3s, border-color 0.3s;
}

.preview-card:hover {
  transform: translateY(-6px);
  border-color: var(--math-orange);
}

.preview-img-wrap {
  width: 100%;
  aspect-ratio: 4 / 3;
  background: #000;
  overflow: hidden;
}

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

.preview-card:hover .preview-img-wrap img {
  transform: scale(1.06);
}

.preview-footer {
  padding: 1.25rem;
}

.preview-footer h4 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  margin-bottom: 0.25rem;
  color: #FFF;
}

.preview-footer p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ==========================================================================
   MODAL DE GALERÍA (LIGHTBOX)
   ========================================================================== */
.gallery-modal {
  display: none; 
  position: fixed; 
  z-index: 1000; 
  left: 0;
  top: 0;
  width: 100%; 
  height: 100%; 
  overflow: auto; 
  background-color: rgba(8, 13, 26, 0.95);
  backdrop-filter: blur(10px);
}

.gallery-modal.show {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.modal-close {
  position: absolute;
  top: 20px;
  right: 35px;
  color: #f1f1f1;
  font-size: 40px;
  font-weight: bold;
  cursor: pointer;
  transition: 0.3s;
  z-index: 1001;
}

.modal-close:hover,
.modal-close:focus {
  color: var(--math-orange);
  text-decoration: none;
  cursor: pointer;
}

.modal-content-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 90%;
  max-width: 1000px;
  position: relative;
}

.modal-content {
  margin: auto;
  display: block;
  max-width: 80%;
  max-height: 80vh;
  border-radius: var(--radius-md);
  box-shadow: 0 0 40px rgba(0, 0, 0, 0.8);
  border: 2px solid rgba(255, 255, 255, 0.1);
  animation-name: zoom;
  animation-duration: 0.3s;
}

@keyframes zoom {
  from {transform:scale(0.9); opacity: 0;} 
  to {transform:scale(1); opacity: 1;}
}

.modal-nav {
  cursor: pointer;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: auto;
  padding: 16px;
  color: white;
  font-weight: bold;
  font-size: 40px;
  transition: 0.3s;
  user-select: none;
  -webkit-user-select: none;
  background-color: rgba(0, 0, 0, 0.5);
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-nav:hover {
  background-color: var(--math-orange);
  color: white;
}

.prev-btn {
  left: 0;
}

.next-btn {
  right: 0;
}

#modalCaption {
  margin-top: 20px;
  text-align: center;
  color: #ccc;
  font-family: var(--font-display);
  font-size: 1.2rem;
  letter-spacing: 0.05em;
  animation-name: zoom;
  animation-duration: 0.3s;
}

/* ==========================================================================
   SECCIÓN 6: PRECIOS & WHATSAPP
   ========================================================================== */
.pricing-section {
  padding: 6rem 0;
}

.pricing-card {
  max-width: 740px;
  margin: 0 auto;
  background: linear-gradient(135deg, #18223C 0%, #0F1629 100%);
  border: 3px solid var(--math-orange);
  border-radius: var(--radius-lg);
  padding: 4rem 3.5rem;
  text-align: center;
  position: relative;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.9), var(--shadow-orange);
}

.badge-pricing {
  position: absolute;
  top: -18px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, #FF6B35 0%, #F97316 100%);
  color: #FFF;
  padding: 0.45rem 1.6rem;
  border-radius: var(--radius-full);
  font-family: var(--font-tech);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  box-shadow: 0 6px 15px rgba(255, 107, 53, 0.4);
}

.pricing-card h2 {
  font-family: var(--font-display);
  font-size: 2.4rem;
  margin-bottom: 0.75rem;
}

.pricing-sub {
  color: var(--text-muted);
  font-size: 1.1rem;
  margin-bottom: 2.25rem;
}

.pricing-included-box {
  background: rgba(8, 13, 26, 0.8);
  border: 2px dashed rgba(255, 107, 53, 0.35);
  border-radius: 16px;
  padding: 1.75rem 2rem;
  margin-bottom: 2.5rem;
  text-align: left;
}

.pricing-included-box h4 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: var(--math-orange);
  margin-bottom: 1rem;
  text-align: center;
}

.included-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.included-list li {
  font-size: 1rem;
  color: var(--text-light);
}

.btn-pricing-huge {
  width: 100%;
  padding: 1.3rem 2rem;
  background: linear-gradient(135deg, #FF6B35 0%, #F97316 100%);
  color: #FFF;
  border: none;
  border-radius: var(--radius-full);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  cursor: pointer;
  box-shadow: 0 10px 30px rgba(255, 107, 53, 0.5);
  transition: transform 0.25s, box-shadow 0.25s;
}

.btn-pricing-huge:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 15px 45px rgba(255, 107, 53, 0.7);
}

.pricing-guarantees {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.85rem;
  flex-wrap: wrap;
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-top: 1.5rem;
}

/* ==========================================================================
   FOOTER & FLOATING WHATSAPP
   ========================================================================== */
.app-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 3.5rem 0;
  text-align: center;
}

.footer-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: #FFF;
  margin-bottom: 0.4rem;
}

.footer-copy {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.floating-wa-btn {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 100;
  background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
  color: #FFF;
  border: 2px solid #FFF;
  border-radius: var(--radius-full);
  padding: 0.85rem 1.6rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  cursor: pointer;
  box-shadow: 0 10px 30px rgba(37, 211, 102, 0.5);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  transition: transform 0.2s, box-shadow 0.2s;
}

.floating-wa-btn:hover {
  transform: translateY(-4px) scale(1.05);
  box-shadow: 0 15px 40px rgba(37, 211, 102, 0.7);
}

.wa-icon {
  font-size: 1.3rem;
}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (max-width: 992px) {
  .hero-grid, .simulator-card {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 3rem;
  }
  
  .hero-title {
    font-size: 2.6rem;
  }

  .hero-description {
    margin: 0 auto 2rem auto;
  }

  .hero-actions, .win-compat-note {
    justify-content: center;
  }

  .nav-links {
    display: none;
  }
}

@media (max-width: 600px) {
  .hero-title {
    font-size: 2.1rem;
  }

  .hero-specs-row {
    grid-template-columns: 1fr;
  }

  .pricing-card, .benefits-card-main, .simulator-card {
    padding: 2.5rem 1.5rem;
  }
}