/* =========================================================
   Arno AI — Design System Premium
   Mantém 100% das classes e variáveis originais (nenhuma
   página do site quebra), apenas eleva o visual para um
   padrão de produto/startup (Apple / Stripe / Vercel / Linear
   / Nike Training Club) misturado com identidade fitness.
   ========================================================= */

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

:root {
  /* ---- Paleta base (mesmos nomes de sempre) ---- */
  --background: #0a0a0a;
  --foreground: #fafafa;
  --card: #141416;
  --card-foreground: #fafafa;
  --primary: #16a34a;
  --primary-foreground: #ffffff;
  --secondary: #1c1c1f;
  --secondary-foreground: #fafafa;
  --muted: #1c1c1f;
  --muted-foreground: #9a9a9f;
  --border: #27272a;
  --radius: 1rem;

  /* ---- Extensões premium (novas, aditivas) ---- */
  --primary-light: #22c55e;
  --primary-dark: #0f7d38;
  --bg-elevated: #111113;
  --border-soft: rgba(255, 255, 255, 0.08);
  --glow-sm: 0 0 24px rgba(22, 163, 74, 0.25);
  --glow-md: 0 0 48px rgba(22, 163, 74, 0.28);
  --glow-lg: 0 0 90px rgba(22, 163, 74, 0.22);
  --shadow-card: 0 1px 2px rgba(0, 0, 0, 0.4), 0 12px 32px -12px rgba(0, 0, 0, 0.55);
  --ease-premium: cubic-bezier(0.16, 1, 0.3, 1);
  --gradient-primary: linear-gradient(135deg, #22c55e 0%, #16a34a 55%, #0f7d38 100%);
  --gradient-text: linear-gradient(135deg, #6ee7a0 0%, #22c55e 45%, #16a34a 100%);
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--background);
  background-image:
    radial-gradient(circle at 12% 8%, rgba(22, 163, 74, 0.10), transparent 40%),
    radial-gradient(circle at 88% 30%, rgba(22, 163, 74, 0.06), transparent 45%);
  color: var(--foreground);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

::selection {
  background-color: rgba(22, 163, 74, 0.35);
  color: #fff;
}

/* Scrollbar premium */
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--background); }
::-webkit-scrollbar-thumb {
  background: #2a2a2e;
  border-radius: 999px;
  border: 2px solid var(--background);
}
::-webkit-scrollbar-thumb:hover { background: var(--primary); }

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1rem;
}

@media (min-width: 640px) {
  .container { padding: 0 1.5rem; }
}

@media (min-width: 1024px) {
  .container { padding: 0 2rem; }
}

/* Utilities */
.hidden { display: none !important; }

.text-primary {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-left { text-align: left; }

/* Reveal-on-scroll genérico (usado por script.js + novas seções) */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease-premium), transform 0.7s var(--ease-premium);
}
.reveal.is-visible,
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* =========================================================
   Botões
   ========================================================= */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  transition: transform 0.35s var(--ease-premium), box-shadow 0.35s var(--ease-premium), background-color 0.35s ease, border-color 0.35s ease;
  text-decoration: none;
  isolation: isolate;
  overflow: hidden;
  white-space: nowrap;
}

/* brilho passando (sheen) ao passar o mouse */
.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(120deg, transparent 30%, rgba(255, 255, 255, 0.35) 48%, transparent 66%);
  transform: translateX(-120%);
  transition: transform 0.7s var(--ease-premium);
  pointer-events: none;
}

.btn:hover::before { transform: translateX(120%); }

.btn > * { position: relative; z-index: 2; }

.btn-primary {
  background: var(--gradient-primary);
  color: var(--primary-foreground);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.15) inset, var(--glow-sm);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.2) inset, var(--glow-md);
}

.btn-primary:active { transform: translateY(0); }

.btn-outline {
  background-color: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  color: var(--foreground);
  backdrop-filter: blur(6px);
}

.btn-outline:hover {
  border-color: rgba(22, 163, 74, 0.6);
  background-color: rgba(22, 163, 74, 0.08);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 1rem 2.25rem;
  font-size: 1rem;
  height: 3.25rem;
}

.btn-full { width: 100%; }

/* =========================================================
   Header / Navbar
   ========================================================= */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background-color: rgba(10, 10, 10, 0.8);
  backdrop-filter: blur(16px) saturate(160%);
  -webkit-backdrop-filter: blur(16px) saturate(160%);
  border-bottom: 1px solid var(--border-soft);
  transition: background-color 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease;
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4.25rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  transition: opacity 0.2s ease;
}

.logo:hover { opacity: 0.85; }

.logo-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.7rem;
  overflow: hidden;
  box-shadow: var(--glow-sm);
  flex-shrink: 0;
}

.logo-icon-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: inherit;
  display: block;
}

.logo-text {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.nav-desktop {
  display: none;
  align-items: center;
  gap: 2.25rem;
}

@media (min-width: 768px) {
  .nav-desktop { display: flex; }
}

.nav-link {
  position: relative;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--muted-foreground);
  text-decoration: none;
  transition: color 0.25s ease;
  padding: 0.35rem 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0%;
  height: 2px;
  border-radius: 999px;
  background: var(--gradient-primary);
  transition: width 0.3s var(--ease-premium);
}

.nav-link:hover { color: var(--foreground); }
.nav-link:hover::after { width: 100%; }

.header-actions {
  display: none;
}

@media (min-width: 768px) {
  .header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
  }
}

.mobile-menu-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem;
  background: none;
  border: none;
  color: var(--foreground);
  cursor: pointer;
}

@media (min-width: 768px) {
  .mobile-menu-btn { display: none; }
}

.nav-mobile {
  display: flex;
  flex-direction: column;
  padding: 1.25rem 1rem 1.5rem;
  gap: 1.1rem;
  border-top: 1px solid var(--border-soft);
  background-color: rgba(10, 10, 10, 0.98);
}

@media (min-width: 768px) {
  .nav-mobile { display: none !important; }
}

/* =========================================================
   Hero
   ========================================================= */
.hero {
  position: relative;
  padding: 9rem 0 5rem;
  overflow: hidden;
}

@media (min-width: 768px) {
  .hero { padding: 11rem 0 8rem; }
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 46px 46px;
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 20%, #000 40%, transparent 100%);
  mask-image: radial-gradient(ellipse 70% 60% at 50% 20%, #000 40%, transparent 100%);
}

.hero-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
}

.hero-blob-1 {
  top: 10%;
  left: 20%;
  width: 28rem;
  height: 28rem;
  background-color: rgba(22, 163, 74, 0.20);
  animation: float-blob 12s ease-in-out infinite;
}

.hero-blob-2 {
  bottom: 5%;
  right: 15%;
  width: 26rem;
  height: 26rem;
  background-color: rgba(22, 163, 74, 0.12);
  animation: float-blob 14s ease-in-out infinite reverse;
}

@keyframes float-blob {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(2.5%, -4%) scale(1.08); }
}

.hero-grid {
  display: grid;
  gap: 3.5rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 2rem;
  }
}

.hero-content {
  text-align: center;
}

@media (min-width: 1024px) {
  .hero-grid .hero-content { text-align: left; }
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1.1rem;
  border-radius: 9999px;
  border: 1px solid rgba(22, 163, 74, 0.35);
  background-color: rgba(22, 163, 74, 0.1);
  color: var(--primary-light);
  font-size: 0.8125rem;
  font-weight: 500;
  margin-bottom: 1.75rem;
  animation: badge-pulse 3.2s ease-in-out infinite;
}

@keyframes badge-pulse {
  0%, 100% { box-shadow: 0 0 0 rgba(22, 163, 74, 0); }
  50% { box-shadow: 0 0 22px rgba(22, 163, 74, 0.35); }
}

.hero-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2.5rem, 5vw + 1rem, 5.25rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.05;
  text-wrap: balance;
}

.hero-description {
  max-width: 42rem;
  margin: 1.75rem auto 0;
  font-size: 1.1875rem;
  color: var(--muted-foreground);
  line-height: 1.75;
  text-wrap: pretty;
}

@media (min-width: 1024px) {
  .hero-grid .hero-description { margin: 1.75rem 0 0; }
}

.hero-buttons {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-top: 2.75rem;
}

@media (min-width: 640px) {
  .hero-buttons { flex-direction: row; }
}

@media (min-width: 1024px) {
  .hero-grid .hero-buttons { justify-content: flex-start; }
}

/* ---- Mockup do app na Hero ---- */
.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 22rem;
}

.phone-mock {
  position: relative;
  width: clamp(220px, 24vw, 288px);
  aspect-ratio: 9 / 19.2;
  border-radius: 2.75rem;
  padding: 0.5rem;
  background: linear-gradient(155deg, #1d1d20, #0c0c0e 65%);
  border: 1px solid var(--border-soft);
  box-shadow: var(--shadow-card), var(--glow-lg);
  animation: float-phone 6s ease-in-out infinite;
}

@keyframes float-phone {
  0%, 100% { transform: translateY(0) rotate(-1.5deg); }
  50% { transform: translateY(-16px) rotate(1deg); }
}

.phone-mock__screen {
  position: relative;
  height: 100%;
  border-radius: 2.15rem;
  overflow: hidden;
  background:
    radial-gradient(circle at 30% 0%, rgba(22, 163, 74, 0.25), transparent 55%),
    linear-gradient(180deg, #141416 0%, #0a0a0b 100%);
  padding: 1.5rem 1.1rem 1.1rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.phone-mock__notch {
  position: absolute;
  top: 0.55rem;
  left: 50%;
  transform: translateX(-50%);
  width: 5rem;
  height: 0.4rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.14);
  z-index: 2;
}

/* Variante com screenshot real do app (em vez da UI ilustrada) */
.phone-mock__screen--photo {
  padding: 0;
  background: #0a0a0b;
}

.phone-mock__screen--photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  display: block;
}

.phone-mock__row { display: flex; align-items: center; gap: 0.6rem; }

.phone-mock__avatar {
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: var(--gradient-primary);
  flex-shrink: 0;
}

.phone-mock__line {
  height: 0.5rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
}

.phone-mock__ring {
  --pct: 72%;
  width: 5rem;
  height: 5rem;
  border-radius: 50%;
  margin: 0.25rem auto;
  background: conic-gradient(var(--primary-light) var(--pct), rgba(255, 255, 255, 0.08) 0);
  display: flex;
  align-items: center;
  justify-content: center;
}

.phone-mock__ring-inner {
  width: 3.6rem;
  height: 3.6rem;
  border-radius: 50%;
  background: #101012;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--primary-light);
}

.phone-mock__card {
  border-radius: 0.85rem;
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(255, 255, 255, 0.06);
  padding: 0.65rem 0.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.phone-mock__card small { color: var(--muted-foreground); font-size: 0.65rem; }
.phone-mock__card strong { font-size: 0.8rem; font-weight: 600; }

.phone-mock__bar-track {
  flex: 1;
  height: 0.35rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.phone-mock__bar-fill {
  height: 100%;
  border-radius: 999px;
  background: var(--gradient-primary);
}

.float-chip {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 0.95rem;
  border-radius: 1rem;
  background: rgba(20, 20, 22, 0.85);
  border: 1px solid var(--border-soft);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-card);
  font-size: 0.8rem;
  font-weight: 600;
  animation: float-chip 5s ease-in-out infinite;
}

.float-chip--tl { top: 6%; left: -4%; animation-delay: 0.4s; }
.float-chip--br { bottom: 8%; right: -6%; animation-delay: 1.1s; }

@keyframes float-chip {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

.float-chip .dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--primary-light);
  box-shadow: 0 0 10px var(--primary-light);
}

@media (max-width: 1023px) {
  .hero-visual { margin-top: 1rem; }
}

/* Stats */
.stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  max-width: 48rem;
  margin: 4.5rem auto 0;
}

@media (min-width: 1024px) {
  .hero-grid .stats { margin: 4.5rem 0 0; }
}

@media (min-width: 640px) {
  .stats { grid-template-columns: repeat(4, 1fr); }
}

.stat {
  border-radius: 1rem;
  padding: 1rem 0.5rem;
  transition: transform 0.3s var(--ease-premium);
}

.stat:hover { transform: translateY(-4px); }

.stat-value {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--muted-foreground);
  margin-top: 0.35rem;
}

/* =========================================================
   Sections
   ========================================================= */
.section { padding: 5.5rem 0; }

@media (min-width: 768px) {
  .section { padding: 8.5rem 0; }
}

.section-border { border-top: 1px solid var(--border-soft); }

.section-dark {
  background-color: var(--bg-elevated);
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: 4.5rem;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--primary-light);
  margin-bottom: 1rem;
}

.eyebrow::before {
  content: '';
  width: 1.5rem;
  height: 2px;
  background: var(--gradient-primary);
  border-radius: 999px;
}

.section-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
}

@media (min-width: 640px) {
  .section-title { font-size: 2.5rem; }
}

.section-description {
  max-width: 42rem;
  margin: 1.1rem auto 0;
  font-size: 1.125rem;
  color: var(--muted-foreground);
}

/* Features Grid */
.features-grid {
  display: grid;
  gap: 1.5rem;
}

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

@media (min-width: 1024px) {
  .features-grid { grid-template-columns: repeat(4, 1fr); }
}

.feature-card {
  position: relative;
  padding: 1.85rem 1.6rem;
  border-radius: 1.25rem;
  border: 1px solid var(--border-soft);
  background-color: rgba(255, 255, 255, 0.02);
  backdrop-filter: blur(8px);
  transition: transform 0.4s var(--ease-premium), border-color 0.4s ease, background-color 0.4s ease, box-shadow 0.4s ease;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(220px circle at var(--mx, 50%) var(--my, 0%), rgba(22, 163, 74, 0.12), transparent 60%);
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
}

.feature-card:hover {
  border-color: rgba(22, 163, 74, 0.45);
  background-color: var(--card);
  transform: translateY(-6px);
  box-shadow: var(--shadow-card);
}

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

.feature-card:hover .feature-icon {
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: var(--glow-sm);
}

.feature-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3.25rem;
  height: 3.25rem;
  border-radius: 0.9rem;
  background-color: rgba(22, 163, 74, 0.1);
  color: var(--primary-light);
  margin-bottom: 1.1rem;
  transition: all 0.35s var(--ease-premium);
}

.feature-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  letter-spacing: -0.01em;
}

.feature-description {
  font-size: 0.9rem;
  color: var(--muted-foreground);
  line-height: 1.65;
}

/* Lista compacta "todos os recursos" (checklist estilo Stripe) */
.resource-checklist {
  display: grid;
  gap: 0.9rem;
  margin-top: 3rem;
}

@media (min-width: 640px) {
  .resource-checklist { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .resource-checklist { grid-template-columns: repeat(3, 1fr); }
}

.resource-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.9rem 1.1rem;
  border-radius: 0.85rem;
  border: 1px solid var(--border-soft);
  background-color: rgba(255, 255, 255, 0.015);
  font-size: 0.9rem;
  font-weight: 500;
  transition: border-color 0.3s ease, background-color 0.3s ease, transform 0.3s var(--ease-premium);
}

.resource-item:hover {
  border-color: rgba(22, 163, 74, 0.4);
  background-color: rgba(22, 163, 74, 0.06);
  transform: translateX(4px);
}

.resource-item .check {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 50%;
  background: rgba(22, 163, 74, 0.15);
  color: var(--primary-light);
  flex-shrink: 0;
}

/* Workouts Grid */
.workouts-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

@media (min-width: 640px) {
  .workouts-grid { grid-template-columns: repeat(4, 1fr); }
}

@media (min-width: 1024px) {
  .workouts-grid { grid-template-columns: repeat(8, 1fr); }
}

.workout-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1.6rem 1rem;
  border-radius: 1.1rem;
  border: 1px solid var(--border-soft);
  background-color: rgba(255, 255, 255, 0.02);
  backdrop-filter: blur(8px);
  cursor: pointer;
  transition: border-color 0.35s ease, background-color 0.35s ease, box-shadow 0.35s ease, transform 0.35s var(--ease-premium);
}

.workout-card:hover {
  border-color: var(--primary);
  background-color: rgba(22, 163, 74, 0.1);
  box-shadow: var(--glow-sm);
}

.workout-emoji {
  font-size: 1.875rem;
  margin-bottom: 0.5rem;
  transition: transform 0.35s var(--ease-premium);
}

.workout-card:hover .workout-emoji { transform: scale(1.15) rotate(-4deg); }

.workout-name {
  font-size: 0.875rem;
  font-weight: 500;
  text-align: center;
}

.workouts-note {
  text-align: center;
  color: var(--muted-foreground);
  margin-top: 2rem;
}

/* Steps Grid */
.steps-grid {
  display: grid;
  gap: 2.5rem;
}

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

@media (min-width: 1024px) {
  .steps-grid { grid-template-columns: repeat(4, 1fr); }
}

.step {
  position: relative;
  padding: 0.5rem;
}

.step-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 1rem;
  background: rgba(22, 163, 74, 0.1);
  color: var(--primary-light);
  margin-bottom: 1.25rem;
}

.step-number {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 3.25rem;
  font-weight: 700;
  background: linear-gradient(180deg, rgba(22, 163, 74, 0.35), rgba(22, 163, 74, 0.05));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 0.5rem;
}

.step-title {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.step-description { color: var(--muted-foreground); }

.step-arrow {
  display: none;
  position: absolute;
  top: 2.1rem;
  right: -1.25rem;
  color: rgba(22, 163, 74, 0.35);
}

@media (min-width: 1024px) {
  .step-arrow { display: block; }
  .step:last-child .step-arrow { display: none; }
}

/* Data Section */
.data-grid {
  display: grid;
  gap: 3rem;
  align-items: center;
}

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

.data-content .section-title { margin-bottom: 1.5rem; }

.data-description {
  font-size: 1.125rem;
  color: var(--muted-foreground);
  line-height: 1.75;
  margin-bottom: 2rem;
}

.data-items {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.data-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.1rem;
  border-radius: 0.9rem;
  border: 1px solid var(--border-soft);
  background-color: rgba(255, 255, 255, 0.02);
  transition: border-color 0.3s ease, transform 0.3s var(--ease-premium);
}

.data-item:hover {
  border-color: rgba(22, 163, 74, 0.35);
  transform: translateX(4px);
}

.data-item-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.6rem;
  height: 2.6rem;
  border-radius: 0.7rem;
  background-color: rgba(22, 163, 74, 0.1);
  color: var(--primary-light);
  flex-shrink: 0;
}

.data-item-title { font-weight: 600; }

.data-item-text {
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

/* Preview Card */
.preview-card {
  border-radius: 1.35rem;
  border: 1px solid var(--border-soft);
  background-color: rgba(20, 20, 22, 0.75);
  backdrop-filter: blur(10px);
  padding: 2rem;
  box-shadow: var(--shadow-card);
}

.preview-header { text-align: center; margin-bottom: 1.5rem; }

.preview-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 4rem;
  height: 4rem;
  border-radius: 50%;
  background-color: rgba(22, 163, 74, 0.1);
  color: var(--primary-light);
  margin-bottom: 1rem;
}

.preview-title { font-size: 1.25rem; font-weight: 700; }

.preview-subtitle {
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

.exercise-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.exercise-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 1rem;
  border-radius: 0.7rem;
  background-color: rgba(255, 255, 255, 0.03);
  border: 1px solid transparent;
  transition: border-color 0.3s ease, background-color 0.3s ease;
}

.exercise-item:hover {
  border-color: rgba(22, 163, 74, 0.3);
  background-color: rgba(22, 163, 74, 0.06);
}

.exercise-name { font-weight: 500; }

.exercise-details {
  display: flex;
  gap: 1rem;
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

.exercise-rest { color: var(--primary-light); }

.preview-note {
  font-size: 0.75rem;
  color: var(--muted-foreground);
  text-align: center;
  margin-top: 1rem;
}

/* =========================================================
   Prints do app (mockups menores)
   ========================================================= */
.prints-grid {
  display: grid;
  gap: 2.5rem;
  justify-items: center;
}

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

.print-item { text-align: center; }

.print-item .phone-mock {
  width: clamp(200px, 20vw, 240px);
  animation: none;
  margin: 0 auto 1.25rem;
}

.print-item .phone-mock:hover { transform: translateY(-8px); }
.print-item .phone-mock { transition: transform 0.4s var(--ease-premium); }

.print-label {
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.print-desc {
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

/* ---- Abas "App Mobile" / "Versão PC" ---- */
.view-tabs {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.view-tab {
  padding: 0.65rem 1.5rem;
  border-radius: 999px;
  border: 1px solid var(--border-soft);
  background-color: rgba(255, 255, 255, 0.02);
  color: var(--muted-foreground);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s var(--ease-premium);
}

.view-tab:hover:not(.is-active) {
  border-color: rgba(22, 163, 74, 0.4);
  color: var(--foreground);
}

.view-tab.is-active {
  background: var(--gradient-primary);
  color: #fff;
  border-color: transparent;
  box-shadow: var(--glow-sm);
}

/* ---- Mockup de navegador (screenshots da versão PC) ---- */
.prints-grid--desktop { align-items: start; }

.browser-mock {
  width: 100%;
  border-radius: 0.9rem;
  overflow: hidden;
  border: 1px solid var(--border-soft);
  background-color: #0c0c0e;
  box-shadow: var(--shadow-card);
  transition: transform 0.4s var(--ease-premium), box-shadow 0.4s ease;
}

.print-item:hover .browser-mock {
  transform: translateY(-8px);
  box-shadow: var(--shadow-card), var(--glow-sm);
}

.browser-mock__bar {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.65rem 0.85rem;
  background-color: #151517;
  border-bottom: 1px solid var(--border-soft);
}

.browser-mock__dot {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background-color: #3a3a3e;
}

.browser-mock__dot:nth-child(1) { background-color: #ff5f57; }
.browser-mock__dot:nth-child(2) { background-color: #febc2e; }
.browser-mock__dot:nth-child(3) { background-color: #28c840; }

.browser-mock__url {
  flex: 1;
  margin-left: 0.5rem;
  height: 1.35rem;
  border-radius: 999px;
  background-color: rgba(255, 255, 255, 0.06);
}

.browser-mock__screen {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background-color: #0a0a0b;
}

.browser-mock__screen img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  display: block;
}

/* =========================================================
   Seção Fitness (ilustração original, sem fotos externas)
   ========================================================= */
.fitness-banner {
  position: relative;
  border-radius: 1.75rem;
  border: 1px solid var(--border-soft);
  background:
    radial-gradient(circle at 20% 20%, rgba(22, 163, 74, 0.18), transparent 55%),
    radial-gradient(circle at 85% 75%, rgba(22, 163, 74, 0.12), transparent 50%),
    var(--bg-elevated);
  padding: 3rem 1.5rem;
  overflow: hidden;
  display: grid;
  gap: 2.5rem;
  align-items: center;
  text-align: center;
}

@media (min-width: 1024px) {
  .fitness-banner {
    grid-template-columns: 1fr 1fr;
    text-align: left;
    padding: 4rem;
  }
}

.fitness-copy .section-title { margin-bottom: 1rem; }

.fitness-copy p {
  color: var(--muted-foreground);
  font-size: 1.0625rem;
  line-height: 1.7;
  max-width: 34rem;
  margin: 0 auto;
}

@media (min-width: 1024px) {
  .fitness-copy p { margin: 0; }
}

.fitness-illustration {
  display: flex;
  align-items: center;
  justify-content: center;
}

.fitness-illustration svg {
  width: 100%;
  max-width: 320px;
  height: auto;
  filter: drop-shadow(0 20px 45px rgba(22, 163, 74, 0.25));
}

.fitness-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1.75rem;
  justify-content: center;
}

@media (min-width: 1024px) {
  .fitness-tags { justify-content: flex-start; }
}

.fitness-tag {
  padding: 0.45rem 0.95rem;
  border-radius: 999px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--primary-light);
  background: rgba(22, 163, 74, 0.1);
  border: 1px solid rgba(22, 163, 74, 0.25);
}

/* CTA Section */
.cta-box {
  position: relative;
  border-radius: 1.75rem;
  background-color: rgba(22, 163, 74, 0.08);
  border: 1px solid rgba(22, 163, 74, 0.22);
  padding: 2.5rem 1.5rem;
  text-align: center;
  overflow: hidden;
}

@media (min-width: 768px) {
  .cta-box { padding: 4.5rem; }
}

.cta-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.cta-bg::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 20rem;
  height: 20rem;
  border-radius: 50%;
  background-color: rgba(22, 163, 74, 0.25);
  filter: blur(90px);
}

.cta-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
}

@media (min-width: 640px) { .cta-title { font-size: 2.5rem; } }
@media (min-width: 768px) { .cta-title { font-size: 3.25rem; } }

.cta-description {
  max-width: 42rem;
  margin: 0 auto 2rem;
  font-size: 1.125rem;
  color: var(--muted-foreground);
}

/* Footer */
.footer {
  border-top: 1px solid var(--border-soft);
  padding: 3.5rem 0 2.5rem;
  background: linear-gradient(180deg, transparent, rgba(22, 163, 74, 0.03));
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .footer-content {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
  }
}

.footer-copyright {
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 1.5rem;
}

.footer-link {
  font-size: 0.875rem;
  color: var(--muted-foreground);
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-link:hover { color: var(--foreground); }

.footer-link[aria-current="page"] {
  color: var(--primary-light);
  font-weight: 600;
}

.footer-link[aria-disabled="true"] {
  cursor: default;
  pointer-events: none;
  opacity: 0.55;
}

.footer-dev { opacity: 0.7; font-size: 0.875rem; margin: 0; }

.footer-contact-line {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.9rem;
  margin: 0;
}

.footer-email-link {
  color: var(--primary-light);
  text-decoration: none;
  font-weight: 600;
  transition: opacity 0.2s ease;
}

.footer-email-link:hover { opacity: 0.8; text-decoration: underline; }

/* Botão flutuante voltar ao topo (opcional, algumas páginas usam) */
.back-to-top {
  position: fixed;
  right: 1.5rem;
  bottom: 1.5rem;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 50%;
  background-color: var(--card);
  border: 1px solid var(--border);
  color: var(--foreground);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.3s var(--ease-premium);
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  border-color: rgba(22, 163, 74, 0.5);
  color: var(--primary-light);
  box-shadow: var(--glow-sm);
}