/* ============================================
   NITROJET™ Sales Page — Design System & Styles
   ============================================ */

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

/* --- CSS Custom Properties (Design Tokens) --- */
:root {
  /* Colors */
  --color-bg-primary: #070B14;
  --color-bg-secondary: #0D1321;
  --color-bg-tertiary: #131B2E;
  --color-bg-card: #111827;
  --color-bg-card-hover: #1a2332;
  --color-bg-glass: rgba(17, 24, 39, 0.7);

  --color-accent: #F97316;
  --color-accent-hover: #EA580C;
  --color-accent-light: #FDBA74;
  --color-accent-glow: rgba(249, 115, 22, 0.3);

  --color-gold: #D4A843;
  --color-gold-light: #E8C86A;

  --color-text-primary: #FFFFFF;
  --color-text-secondary: #94A3B8;
  --color-text-muted: #64748B;

  --color-success: #10B981;
  --color-danger: #EF4444;
  --color-warning: #F59E0B;

  --color-border: rgba(255, 255, 255, 0.06);
  --color-border-accent: rgba(249, 115, 22, 0.3);

  /* Typography */
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.3);
  --shadow-card-hover: 0 8px 40px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 30px var(--color-accent-glow);
  --shadow-glow-lg: 0 0 60px var(--color-accent-glow);

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;

  /* Container */
  --container-max: 1200px;
  --container-padding: 1.5rem;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background: var(--color-bg-primary);
  color: var(--color-text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

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

a {
  text-decoration: none;
  color: inherit;
}

ul, ol {
  list-style: none;
}

button {
  border: none;
  cursor: pointer;
  font-family: inherit;
  background: none;
}

/* --- Utilities --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.section {
  padding: var(--space-4xl) 0;
  position: relative;
}

.section-dark {
  background: var(--color-bg-secondary);
}

.section-gradient {
  background: linear-gradient(180deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 100%);
}

.text-accent {
  color: var(--color-accent);
}

.text-gold {
  color: var(--color-gold);
}

.text-gradient {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-gold) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  text-align: center;
  margin-bottom: var(--space-lg);
  line-height: 1.15;
}

.section-subtitle {
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  color: var(--color-text-secondary);
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-3xl);
  line-height: 1.6;
}

/* --- Scroll Animations --- */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.animate-on-scroll.delay-1 { transition-delay: 0.1s; }
.animate-on-scroll.delay-2 { transition-delay: 0.2s; }
.animate-on-scroll.delay-3 { transition-delay: 0.3s; }
.animate-on-scroll.delay-4 { transition-delay: 0.4s; }
.animate-on-scroll.delay-5 { transition-delay: 0.5s; }

/* --- Header --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--space-md) 0;
  transition: var(--transition-base);
  background: transparent;
}

.header.scrolled {
  background: rgba(7, 11, 20, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-sm) 0;
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 900;
  letter-spacing: -0.5px;
}

.logo span {
  color: var(--color-accent);
}

.logo small {
  font-size: 0.55em;
  font-weight: 500;
  color: var(--color-text-muted);
  vertical-align: super;
}

.header-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.6rem 1.5rem;
  background: var(--color-accent);
  color: white;
  font-weight: 700;
  font-size: 0.85rem;
  border-radius: var(--radius-full);
  transition: var(--transition-base);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.header-cta:hover {
  background: var(--color-accent-hover);
  box-shadow: var(--shadow-glow);
  transform: translateY(-1px);
}

/* --- Hero Section --- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding-top: 80px;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 80%;
  height: 80%;
  background: radial-gradient(circle, rgba(249, 115, 22, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 200px;
  background: linear-gradient(to top, var(--color-bg-primary), transparent);
  pointer-events: none;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content {
  max-width: 600px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.4rem 1rem;
  background: rgba(249, 115, 22, 0.1);
  border: 1px solid rgba(249, 115, 22, 0.25);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-accent);
  margin-bottom: var(--space-xl);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.hero-badge svg {
  width: 16px;
  height: 16px;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 5.5vw, 3.5rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: var(--space-lg);
}

.hero-title .highlight {
  color: var(--color-accent);
  position: relative;
}

.hero-description {
  font-size: clamp(1rem, 2vw, 1.15rem);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2xl);
  line-height: 1.7;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin-bottom: var(--space-2xl);
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 1rem 2.2rem;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-hover) 100%);
  color: white;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.05rem;
  border-radius: var(--radius-md);
  transition: var(--transition-base);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
  transition: 0.5s;
}

.btn-primary:hover::before {
  left: 100%;
}

.btn-primary:hover {
  box-shadow: var(--shadow-glow-lg);
  transform: translateY(-2px);
}

.btn-primary svg {
  width: 20px;
  height: 20px;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 1rem 2.2rem;
  background: transparent;
  color: var(--color-text-primary);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  transition: var(--transition-base);
}

.btn-secondary:hover {
  border-color: var(--color-accent);
  background: rgba(249, 115, 22, 0.05);
}

.hero-trust {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

.trust-item svg {
  width: 18px;
  height: 18px;
  color: var(--color-success);
  flex-shrink: 0;
}

.hero-image {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.hero-image img {
  max-width: 100%;
  max-height: 550px;
  object-fit: contain;
  filter: drop-shadow(0 20px 60px rgba(249, 115, 22, 0.2));
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-15px); }
}

.hero-image::before {
  content: '';
  position: absolute;
  width: 350px;
  height: 350px;
  background: radial-gradient(circle, rgba(249, 115, 22, 0.12) 0%, transparent 70%);
  border-radius: 50%;
  z-index: -1;
}

/* --- Pain Points Section --- */
.pain-section {
  background: var(--color-bg-secondary);
  position: relative;
}

.pain-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-border-accent), transparent);
}

.pain-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-lg);
  margin-top: var(--space-2xl);
}

.pain-card {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  padding: var(--space-lg);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: var(--transition-base);
}

.pain-card:hover {
  border-color: rgba(239, 68, 68, 0.3);
  background: var(--color-bg-card-hover);
  transform: translateY(-2px);
}

.pain-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(239, 68, 68, 0.1);
  border-radius: var(--radius-sm);
  color: var(--color-danger);
  flex-shrink: 0;
}

.pain-icon svg {
  width: 20px;
  height: 20px;
}

.pain-card h3 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: var(--space-xs);
}

.pain-card p {
  font-size: 0.88rem;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

/* --- Benefits Bar --- */
.benefits-bar {
  padding: var(--space-2xl) 0;
  background: linear-gradient(135deg, rgba(249, 115, 22, 0.08) 0%, rgba(212, 168, 67, 0.05) 100%);
  border-top: 1px solid var(--color-border-accent);
  border-bottom: 1px solid var(--color-border-accent);
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}

.benefit-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-sm);
}

.benefit-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-accent), var(--color-gold));
  border-radius: 50%;
  margin-bottom: var(--space-xs);
}

.benefit-icon svg {
  width: 26px;
  height: 26px;
  color: white;
}

.benefit-item h4 {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.benefit-item p {
  font-size: 0.82rem;
  color: var(--color-text-secondary);
}

/* --- Solution/Intro Section --- */
.solution-section .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.solution-content h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: var(--space-lg);
}

.solution-content p {
  color: var(--color-text-secondary);
  font-size: 1.05rem;
  line-height: 1.7;
  margin-bottom: var(--space-lg);
}

.solution-features {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.solution-feature {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: var(--transition-base);
}

.solution-feature:hover {
  border-color: var(--color-border-accent);
  transform: translateX(5px);
}

.solution-feature-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(249, 115, 22, 0.1);
  border-radius: var(--radius-sm);
  color: var(--color-accent);
  flex-shrink: 0;
}

.solution-feature-icon svg {
  width: 22px;
  height: 22px;
}

.solution-feature h4 {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
  margin-bottom: 2px;
}

.solution-feature p {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  margin: 0;
}

.solution-image {
  display: flex;
  justify-content: center;
  position: relative;
}

.solution-image .quality-badge {
  position: absolute;
  bottom: 20px;
  right: 20px;
  background: linear-gradient(135deg, var(--color-gold), var(--color-gold-light));
  color: #000;
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  box-shadow: 0 4px 20px rgba(212, 168, 67, 0.3);
}

/* --- Details Section --- */
.details-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.detail-card {
  text-align: center;
  padding: var(--space-2xl) var(--space-lg);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: var(--transition-base);
  position: relative;
  overflow: hidden;
}

.detail-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-gold));
  opacity: 0;
  transition: var(--transition-base);
}

.detail-card:hover {
  border-color: var(--color-border-accent);
  transform: translateY(-5px);
  box-shadow: var(--shadow-card-hover);
}

.detail-card:hover::before {
  opacity: 1;
}

.detail-icon {
  width: 70px;
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(249, 115, 22, 0.08);
  border: 1px solid rgba(249, 115, 22, 0.15);
  border-radius: 50%;
  margin: 0 auto var(--space-lg);
  color: var(--color-accent);
}

.detail-icon svg {
  width: 32px;
  height: 32px;
}

.detail-card h3 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.detail-card p {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* --- Uses Section --- */
.uses-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.use-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  cursor: pointer;
  border: 1px solid var(--color-border);
  transition: var(--transition-base);
}

.use-card:hover {
  border-color: var(--color-accent);
  transform: scale(1.02);
}

.use-card-bg {
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  transition: var(--transition-slow);
}

.use-card:hover .use-card-bg {
  transform: scale(1.08);
}

.use-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0.2) 60%, rgba(0,0,0,0.1) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-lg);
}

.use-card-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  background: var(--color-accent);
  color: white;
  padding: 0.3rem 0.8rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  width: fit-content;
  margin-bottom: var(--space-sm);
}

.use-card h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
}

/* --- Jet Types Section --- */
.jets-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.jet-card {
  text-align: center;
  padding: var(--space-2xl) var(--space-lg);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: var(--transition-base);
}

.jet-card:hover {
  border-color: var(--color-border-accent);
  transform: translateY(-5px);
  box-shadow: var(--shadow-card);
}

.jet-icon {
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(249, 115, 22, 0.1), rgba(212, 168, 67, 0.05));
  border: 1px solid rgba(249, 115, 22, 0.2);
  border-radius: 50%;
  margin: 0 auto var(--space-lg);
}

.jet-icon svg {
  width: 36px;
  height: 36px;
  color: var(--color-accent);
}

.jet-card h3 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
  color: var(--color-accent);
}

.jet-card p {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* --- Installation Section --- */
.install-section {
  background: var(--color-bg-secondary);
}

.install-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
  position: relative;
}

.install-grid::before {
  content: '';
  position: absolute;
  top: 60px;
  left: 15%;
  right: 15%;
  height: 2px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-gold), var(--color-accent));
  opacity: 0.3;
  z-index: 0;
}

.install-step {
  text-align: center;
  position: relative;
  z-index: 1;
}

.step-number {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-hover));
  border-radius: 50%;
  margin: 0 auto var(--space-lg);
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 1.4rem;
  color: white;
  box-shadow: 0 4px 20px var(--color-accent-glow);
}

.install-step h3 {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
  text-transform: uppercase;
}

.install-step p {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  max-width: 280px;
  margin: 0 auto;
}

/* --- Countdown / Urgency Bar --- */
.urgency-bar {
  padding: var(--space-lg) 0;
  background: linear-gradient(135deg, #7C2D12, #9A3412, #EA580C);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.urgency-bar::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    -45deg,
    transparent,
    transparent 10px,
    rgba(255,255,255,0.03) 10px,
    rgba(255,255,255,0.03) 20px
  );
}

.urgency-content {
  position: relative;
  z-index: 1;
}

.urgency-text {
  font-family: var(--font-heading);
  font-size: clamp(1rem, 3vw, 1.3rem);
  font-weight: 700;
  margin-bottom: var(--space-md);
}

.countdown {
  display: flex;
  justify-content: center;
  gap: var(--space-md);
}

.countdown-item {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.countdown-number {
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 900;
  backdrop-filter: blur(10px);
}

.countdown-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: var(--space-xs);
  color: rgba(255, 255, 255, 0.8);
}

/* --- Pricing Section --- */
.pricing-section {
  background: var(--color-bg-primary);
  position: relative;
}

.pricing-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(249, 115, 22, 0.06) 0%, transparent 70%);
  pointer-events: none;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
  max-width: 1000px;
  margin: 0 auto;
}

.pricing-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  text-align: center;
  position: relative;
  transition: var(--transition-base);
  display: flex;
  flex-direction: column;
}

.pricing-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-card-hover);
}

.pricing-card.featured {
  border-color: var(--color-accent);
  background: linear-gradient(180deg, rgba(249, 115, 22, 0.08) 0%, var(--color-bg-card) 40%);
  transform: scale(1.05);
  box-shadow: 0 8px 40px var(--color-accent-glow);
}

.pricing-card.featured:hover {
  transform: scale(1.05) translateY(-5px);
}

.pricing-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-hover));
  color: white;
  padding: 0.35rem 1.2rem;
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  white-space: nowrap;
  box-shadow: 0 4px 15px var(--color-accent-glow);
}

.pricing-quantity {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 900;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: var(--space-xs);
}

.pricing-quantity-label {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-lg);
  font-weight: 500;
}

.pricing-original {
  font-size: 1rem;
  color: var(--color-text-muted);
  text-decoration: line-through;
  margin-bottom: var(--space-xs);
}

.pricing-current {
  margin-bottom: var(--space-xs);
}

.pricing-currency {
  font-size: 1.2rem;
  font-weight: 600;
  vertical-align: super;
}

.pricing-value {
  font-family: var(--font-heading);
  font-size: 3.2rem;
  font-weight: 900;
  line-height: 1;
}

.pricing-cents {
  font-size: 1.2rem;
  font-weight: 600;
  vertical-align: super;
}

.pricing-per-unit {
  font-size: 0.85rem;
  color: var(--color-success);
  font-weight: 600;
  margin-bottom: var(--space-lg);
}

.pricing-savings {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  background: rgba(16, 185, 129, 0.1);
  color: var(--color-success);
  padding: 0.3rem 0.8rem;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: var(--space-lg);
}

.pricing-divider {
  width: 100%;
  height: 1px;
  background: var(--color-border);
  margin: var(--space-lg) 0;
}

.pricing-features {
  text-align: left;
  margin-bottom: var(--space-xl);
  flex-grow: 1;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
  font-size: 0.88rem;
  color: var(--color-text-secondary);
}

.pricing-features li svg {
  width: 18px;
  height: 18px;
  color: var(--color-success);
  flex-shrink: 0;
}

.pricing-cta {
  width: 100%;
  padding: 1rem;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-hover));
  color: white;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1rem;
  border-radius: var(--radius-md);
  transition: var(--transition-base);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  position: relative;
  overflow: hidden;
}

.pricing-cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
  transition: 0.5s;
}

.pricing-cta:hover::before {
  left: 100%;
}

.pricing-cta:hover {
  box-shadow: var(--shadow-glow-lg);
  transform: translateY(-2px);
}

.pricing-card.featured .pricing-cta {
  padding: 1.1rem;
  font-size: 1.05rem;
}

/* --- Guarantee Section --- */
.guarantee-section {
  padding: var(--space-3xl) 0;
}

.guarantee-box {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
  padding: var(--space-2xl);
  background: var(--color-bg-card);
  border: 1px solid rgba(16, 185, 129, 0.2);
  border-radius: var(--radius-xl);
  position: relative;
}

.guarantee-icon {
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(16, 185, 129, 0.1);
  border: 2px solid rgba(16, 185, 129, 0.3);
  border-radius: 50%;
  margin: 0 auto var(--space-lg);
  color: var(--color-success);
}

.guarantee-icon svg {
  width: 40px;
  height: 40px;
}

.guarantee-box h2 {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 800;
  margin-bottom: var(--space-md);
}

.guarantee-box p {
  font-size: 1rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* --- FAQ Section --- */
.faq-section {
  background: var(--color-bg-secondary);
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.faq-item {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition-base);
}

.faq-item.active {
  border-color: var(--color-border-accent);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg);
  color: var(--color-text-primary);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
  text-align: left;
  transition: var(--transition-base);
  cursor: pointer;
}

.faq-question:hover {
  color: var(--color-accent);
}

.faq-chevron {
  width: 24px;
  height: 24px;
  transition: var(--transition-base);
  flex-shrink: 0;
  color: var(--color-text-muted);
}

.faq-item.active .faq-chevron {
  transform: rotate(180deg);
  color: var(--color-accent);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
  max-height: 300px;
}

.faq-answer-inner {
  padding: 0 var(--space-lg) var(--space-lg);
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* --- Final CTA Section --- */
.final-cta-section {
  padding: var(--space-4xl) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.final-cta-section::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 800px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(249, 115, 22, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.final-cta-content {
  position: relative;
  z-index: 1;
}

.final-cta-content h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 5vw, 2.8rem);
  font-weight: 900;
  margin-bottom: var(--space-lg);
  line-height: 1.15;
}

.final-cta-content p {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto var(--space-2xl);
  line-height: 1.7;
}

/* --- Footer --- */
.footer {
  padding: var(--space-2xl) 0;
  border-top: 1px solid var(--color-border);
  background: var(--color-bg-secondary);
}

.footer .container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg);
  text-align: center;
}

.footer-logo {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 900;
}

.footer-logo span {
  color: var(--color-accent);
}

.footer-text {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  max-width: 500px;
  line-height: 1.6;
}

.footer-links {
  display: flex;
  gap: var(--space-xl);
  flex-wrap: wrap;
  justify-content: center;
}

.footer-links a {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  transition: var(--transition-base);
}

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

.footer-copy {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* --- Pulse animation for CTA --- */
@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 0 0 var(--color-accent-glow); }
  50% { box-shadow: 0 0 0 12px rgba(249, 115, 22, 0); }
}

.pulse {
  animation: pulse-glow 2s infinite;
}

/* ==============================
   RESPONSIVE DESIGN
   ============================== */

@media (max-width: 1024px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-content {
    max-width: 100%;
    order: 1;
  }

  .hero-image {
    order: 0;
    margin-bottom: var(--space-xl);
  }

  .hero-image img {
    max-height: 350px;
  }

  .hero-cta-group {
    justify-content: center;
  }

  .hero-trust {
    justify-content: center;
  }

  .solution-section .container {
    grid-template-columns: 1fr;
  }

  .solution-image {
    order: -1;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
  }

  .pricing-card.featured {
    transform: none;
    order: -1;
  }

  .pricing-card.featured:hover {
    transform: translateY(-5px);
  }
}

@media (max-width: 768px) {
  :root {
    --container-padding: 1rem;
  }

  .section {
    padding: var(--space-3xl) 0;
  }

  .benefits-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
  }

  .details-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }

  .uses-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
  }

  .jets-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }

  .install-grid {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

  .install-grid::before {
    display: none;
  }

  .hero-title {
    font-size: clamp(1.8rem, 7vw, 2.5rem);
  }

  .btn-primary, .btn-secondary {
    width: 100%;
    justify-content: center;
  }

  .countdown-number {
    width: 50px;
    height: 50px;
    font-size: 1.3rem;
  }

  .header-cta span {
    display: none;
  }

  /* Pricing compacto no mobile */
  .pricing-section {
    padding: var(--space-xl) 0;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
    gap: var(--space-md);
    max-width: 360px;
  }

  .pricing-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1.1rem 1rem 0;
    text-align: center;
    border-radius: 20px;
    overflow: hidden;
    gap: 0;
  }

  .pricing-card.featured,
  .pricing-card.featured:hover {
    transform: none;
    box-shadow: 0 4px 24px var(--color-accent-glow);
  }

  .pricing-card:hover {
    transform: none;
  }

  .pricing-badge {
    position: static;
    transform: none;
    margin: 0 auto 0.5rem;
    font-size: 0.68rem;
    padding: 0.2rem 0.85rem;
  }

  .pricing-quantity {
    font-size: 1.4rem;
    line-height: 1;
    margin-bottom: 0;
  }

  .pricing-quantity-label {
    font-size: 0.7rem;
    margin-bottom: 0.3rem;
  }

  .pricing-image-container {
    height: 110px;
    margin: 0.4rem auto 0.4rem;
  }

  .pricing-product-img {
    height: 100px;
  }

  .pricing-original {
    font-size: 0.75rem;
    margin-bottom: 0.1rem;
  }

  .pricing-current {
    margin-bottom: 0.05rem;
  }

  .pricing-value {
    font-size: 2.1rem;
    line-height: 1;
  }

  .pricing-currency,
  .pricing-cents {
    font-size: 0.88rem;
  }

  .pricing-per-unit {
    font-size: 0.68rem;
    margin-bottom: 0.3rem;
  }

  .pricing-savings {
    font-size: 0.68rem;
    padding: 0.2rem 0.6rem;
    margin-bottom: 0.5rem;
  }

  .pricing-divider,
  .pricing-features {
    display: none;
  }

  /* Botão fluindo direto no fundo do card */
  .pricing-cta {
    width: 100%;
    border-radius: 0;
    padding: 0.85rem 1rem;
    font-size: 0.9rem;
    margin-top: auto;
    letter-spacing: 0.03em;
  }

  /* Desativa animações de scroll no mobile */
  .animate-on-scroll {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

@media (max-width: 480px) {
  .benefits-grid {
    grid-template-columns: 1fr 1fr;
  }

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

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

  .hero-image img {
    max-height: 280px;
  }

  .countdown {
    gap: var(--space-sm);
  }

  .countdown-number {
    width: 45px;
    height: 45px;
}

/* --- Sales Images Section --- */
.sales-images-section {
  background: var(--color-bg-primary);
  padding: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
}

.sales-images-container {
  width: 100%;
  max-width: 750px;
  display: flex;
  flex-direction: column;
  margin: 0 auto;
}

.sales-cta-wrapper {
  display: flex;
  justify-content: center;
  padding: 1.5rem 1.5rem;
  background: var(--color-bg-primary);
}

.sales-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: linear-gradient(135deg, #f97316, #ea580c);
  color: #fff;
  font-family: 'Outfit', sans-serif;
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.03em;
  text-decoration: none;
  text-transform: uppercase;
  padding: 0.7rem 1.5rem;
  border-radius: 50px;
  box-shadow: 0 4px 20px rgba(249,115,22,0.4);
  animation: pulse-glow 2s infinite;
  transition: transform 0.15s;
}

.sales-cta-btn:hover {
  transform: scale(1.04);
  box-shadow: 0 8px 50px rgba(249,115,22,0.65), 0 2px 10px rgba(0,0,0,0.5);
}

.sales-cta-trust {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: #94A3B8;
  font-size: 0.78rem;
  font-family: 'Inter', sans-serif;
}

.sales-cta-trust svg {
  color: #10B981;
  flex-shrink: 0;
}

.sales-image-item {
  width: 100%;
  height: auto;
  display: block;
  margin: 0;
  padding: 0;
  border: none;
}

/* --- Pricing Card Product Images --- */
.pricing-image-container {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 200px;
  margin: var(--space-md) auto;
  position: relative;
  width: 100%;
}

.pricing-product-img {
  height: 185px;
  width: auto;
  object-fit: contain;
  transition: transform var(--transition-base);
  filter: drop-shadow(0 8px 16px rgba(0, 0, 0, 0.4));
}

/* Hover effect */
.pricing-card:hover .pricing-product-img {
  transform: translateY(-5px) scale(1.03);
}

/* Double image overlapping style */
.pricing-image-container.double {
  width: 240px;
}
.pricing-image-container.double .pricing-product-img {
  position: absolute;
}
.pricing-image-container.double .offset-1 {
  transform: translateX(-20px) rotate(-8deg);
  z-index: 1;
}
.pricing-image-container.double .offset-2 {
  transform: translateX(20px) rotate(8deg);
  z-index: 2;
}

.pricing-card:hover .pricing-image-container.double .offset-1 {
  transform: translateX(-25px) rotate(-12deg) translateY(-5px);
}
.pricing-card:hover .pricing-image-container.double .offset-2 {
  transform: translateX(25px) rotate(12deg) translateY(-5px);
}

/* Triple image overlapping style */
.pricing-image-container.triple {
  width: 290px;
}
.pricing-image-container.triple .pricing-product-img {
  position: absolute;
}
.pricing-image-container.triple .offset-1 {
  transform: translateX(-40px) rotate(-12deg);
  z-index: 1;
}
.pricing-image-container.triple .offset-2 {
  transform: translateX(0px) translateY(-5px) scale(1.05);
  z-index: 3; /* Middle one on top */
}
.pricing-image-container.triple .offset-3 {
  transform: translateX(40px) rotate(12deg);
  z-index: 2;
}

.pricing-card:hover .pricing-image-container.triple .offset-1 {
  transform: translateX(-50px) rotate(-18deg) translateY(-5px);
}
.pricing-card:hover .pricing-image-container.triple .offset-2 {
  transform: translateX(0px) translateY(-10px) scale(1.08);
}
.pricing-card:hover .pricing-image-container.triple .offset-3 {
  transform: translateX(50px) rotate(18deg) translateY(-5px);
}