/* ================================================================
   style.css — Ph Gomes Treinador
   Abordagem Mobile-First | Dark Theme | Neon Accent
   ================================================================ */

/* ----------------------------------------------------------------
   1. RESET & VARIÁVEIS CSS
   ---------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  /* Paleta Principal */
  --preto: #0A0A0A;
  --verde-neon: #39FF14;
  --branco: #F5F5F5;
  --cinza-escuro: #1E1E1E;

  /* Variações e Utilitários */
  --verde-neon-dim: rgba(57, 255, 20, 0.12);
  --verde-neon-glow: rgba(57, 255, 20, 0.35);
  --cinza-borda: rgba(255, 255, 255, 0.08);
  --cinza-texto: #b2b2b2;
  --cinza-medio: #2E2E2E;
  --branco-alfa: rgba(245, 245, 245, 0.06);

  /* Tipografia */
  --font-display: 'Bebas Neue', 'Impact', cursive;
  --font-body: 'Poppins', sans-serif;

  /* Tamanhos de fonte fluidos */
  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-base: 1rem;
  --fs-lg: 1.125rem;
  --fs-xl: 1.5rem;
  --fs-2xl: 2rem;
  --fs-3xl: 2.75rem;
  --fs-4xl: 3.75rem;
  --fs-hero: clamp(2.8rem, 9vw, 6.5rem);

  /* Espaçamento */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 8rem;

  /* Layout */
  --max-width: 1200px;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;

  /* Transições */
  --transition-fast: 150ms ease;
  --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-body);
  background-color: var(--preto);
  color: var(--branco);
  font-size: var(--fs-base);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

ul {
  list-style: none;
}

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

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

/* ----------------------------------------------------------------
   2. UTILITÁRIOS GLOBAIS
   ---------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: 1.25rem;
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.section-tag {
  display: inline-block;
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--verde-neon);
  background: var(--verde-neon-dim);
  border: 1px solid rgba(57, 255, 20, 0.3);
  padding: 0.3rem 0.9rem;
  border-radius: 100px;
  margin-bottom: var(--space-sm);
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--fs-3xl);
  line-height: 1.05;
  letter-spacing: 0.02em;
  color: var(--branco);
  margin-bottom: var(--space-sm);
}

.section-title em {
  font-style: normal;
  color: var(--verde-neon);
}

.section-subtitle {
  color: var(--cinza-texto);
  max-width: 520px;
  margin-inline: auto;
  font-size: var(--fs-sm);
  line-height: 1.7;
}

/* ----------------------------------------------------------------
   3. BOTÕES
   ---------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.6rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: var(--fs-sm);
  letter-spacing: 0.03em;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0);
  transition: background var(--transition-fast);
}

.btn:hover::after {
  background: rgba(255,255,255,0.06);
}

/* Botão Primário */
.btn-primary {
  background: var(--verde-neon);
  color: var(--preto);
  box-shadow: 0 0 20px rgba(57, 255, 20, 0.3);
}

.btn-primary:hover {
  background: #4fff25;
  box-shadow: 0 0 35px rgba(57, 255, 20, 0.55);
  transform: translateY(-2px);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: 0 0 15px rgba(57, 255, 20, 0.3);
}

/* Botão Ghost */
.btn-ghost {
  background: transparent;
  color: var(--branco);
  border: 1px solid var(--cinza-borda);
}

.btn-ghost:hover {
  border-color: rgba(255, 255, 255, 0.3);
  color: var(--branco);
  transform: translateY(-2px);
}

/* Botão de Nav */
.btn-nav-cta {
  background: var(--verde-neon);
  color: var(--preto);
  font-size: var(--fs-xs);
  padding: 0.6rem 1.2rem;
  border-radius: var(--radius-sm);
}

.btn-nav-cta:hover {
  background: #4fff25;
  box-shadow: 0 0 20px rgba(57, 255, 20, 0.4);
}

.btn-full {
  width: 100%;
}

.btn-large {
  padding: 1rem 2.2rem;
  font-size: var(--fs-base);
}

.btn-hero {
  padding: 0.9rem 2rem;
  font-size: var(--fs-base);
}

/* ----------------------------------------------------------------
   4. HEADER / NAVEGAÇÃO
   ---------------------------------------------------------------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(10, 10, 10, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--cinza-borda);
  transition: background var(--transition-base), box-shadow var(--transition-base);
}

.site-header.scrolled {
  background: rgba(10, 10, 10, 0.97);
  box-shadow: 0 4px 30px rgba(0,0,0,0.5);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.logo-mark {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--verde-neon);
  color: var(--preto);
  font-family: var(--font-display);
  font-size: 1.3rem;
  letter-spacing: 0.05em;
  border-radius: var(--radius-sm);
  transition: box-shadow var(--transition-base);
}

.logo:hover .logo-mark {
  box-shadow: 0 0 20px rgba(57, 255, 20, 0.5);
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.logo-text strong {
  font-size: var(--fs-sm);
  font-weight: 700;
  color: var(--branco);
}

.logo-text small {
  font-size: 0.65rem;
  font-weight: 300;
  color: var(--cinza-texto);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

/* Nav Desktop */
.nav-desktop {
  display: none;
  align-items: center;
  gap: var(--space-lg);
}

.nav-desktop ul {
  display: flex;
  gap: var(--space-md);
}

.nav-desktop a:not(.btn) {
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--cinza-texto);
  transition: color var(--transition-fast);
  position: relative;
  padding-bottom: 2px;
}

.nav-desktop a:not(.btn)::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1.5px;
  background: var(--verde-neon);
  transition: width var(--transition-base);
}

.nav-desktop a:not(.btn):hover {
  color: var(--branco);
}

.nav-desktop a:not(.btn):hover::after {
  width: 100%;
}

/* Hambúrguer Mobile */
.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  padding: 4px;
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast);
}

.nav-toggle:hover {
  background: var(--branco-alfa);
}

.hamburger-bar {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--branco);
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-base), width var(--transition-base);
  transform-origin: center;
}

.nav-toggle[aria-expanded="true"] .hamburger-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] .hamburger-bar:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.nav-toggle[aria-expanded="true"] .hamburger-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Nav Mobile */
.nav-mobile {
  display: none;
  position: absolute;
  top: 68px;
  left: 0;
  right: 0;
  background: rgba(14, 14, 14, 0.98);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--cinza-borda);
  padding: var(--space-md) var(--space-sm);
  animation: slideDown 0.3s ease forwards;
}

.nav-mobile.open {
  display: block;
}

.nav-mobile ul {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.nav-mobile .mobile-link {
  display: block;
  padding: 0.9rem 1rem;
  font-size: var(--fs-base);
  color: var(--cinza-texto);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.nav-mobile .mobile-link:hover {
  color: var(--branco);
  background: var(--branco-alfa);
}

.nav-mobile .mobile-cta {
  display: inline-flex;
  margin-top: var(--space-sm);
  margin-left: 1rem;
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-12px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ----------------------------------------------------------------
   5. HERO
   ---------------------------------------------------------------- */
.section-hero {
  position: relative;
  min-height: 92svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: 90px;
  padding-bottom: var(--space-xl);
  overflow: hidden;
}

/* Grid de pontos decorativo */
.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle, rgba(57, 255, 20, 0.08) 1px, transparent 1px);
  background-size: 40px 40px;
  z-index: 0;
}

/* Glow central */
.hero-glow {
  position: absolute;
  top: 30%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: min(700px, 100vw);
  height: min(700px, 100vw);
  background: radial-gradient(ellipse, rgba(57, 255, 20, 0.08) 0%, transparent 70%);
  z-index: 0;
  pointer-events: none;
}

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

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--verde-neon);
  background: var(--verde-neon-dim);
  border: 1px solid rgba(57, 255, 20, 0.3);
  padding: 0.35rem 1rem;
  border-radius: 100px;
  margin-bottom: var(--space-md);
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--verde-neon);
  box-shadow: 0 0 8px var(--verde-neon);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(0.8); }
}

.hero-title {
  font-family: var(--font-display);
  font-size: var(--fs-hero);
  line-height: 0.98;
  letter-spacing: 0.01em;
  color: var(--branco);
  margin-bottom: var(--space-md);
}

.hero-title em {
  font-style: normal;
  color: var(--verde-neon);
  text-shadow: 0 0 40px rgba(57, 255, 20, 0.5);
}

.hero-title span {
  display: inline;
  color: rgba(245, 245, 245, 0.45);
}

.hero-subtitle {
  color: var(--cinza-texto);
  font-size: var(--fs-sm);
  line-height: 1.75;
  max-width: 480px;
  margin-bottom: var(--space-lg);
}

.hero-subtitle strong {
  color: var(--branco);
  font-weight: 600;
}

.hero-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

/* Stats do Hero */
.hero-stats {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.stat {
  display: flex;
  flex-direction: column;
}

.stat strong {
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  letter-spacing: 0.03em;
  color: var(--verde-neon);
  line-height: 1;
}

.stat span {
  font-size: var(--fs-xs);
  color: var(--cinza-texto);
  font-weight: 400;
  margin-top: 2px;
}

.stat-divider {
  width: 1px;
  height: 36px;
  background: var(--cinza-borda);
}

/* ----------------------------------------------------------------
   6. SOBRE / MÉTODO
   ---------------------------------------------------------------- */
.section-about {
  padding: var(--space-3xl) 0;
  position: relative;
  border-top: 1px solid rgba(57,255,20,0.14);
}

.about-grid {
  display: grid;
  gap: var(--space-xl);
  align-items: center;
}

.about-visual {
  min-height: 360px;
  position: relative;
}

.coach-frame {
  position: relative;
  min-height: 360px;
  border: 1px solid var(--cinza-borda);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(145deg, rgba(57,255,20,0.13), rgba(255,255,255,0.04) 42%, rgba(0,0,0,0.2)),
    radial-gradient(circle at 68% 22%, rgba(57,255,20,0.18), transparent 32%),
    var(--cinza-escuro);
  overflow: hidden;
}

.coach-frame::before {
  content: '';
  position: absolute;
  inset: 1.25rem;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-md);
}

.coach-mark {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 150px;
  height: 150px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--verde-neon);
  color: var(--preto);
  font-family: var(--font-display);
  font-size: 4rem;
  letter-spacing: 0.04em;
  box-shadow: 0 0 70px rgba(57,255,20,0.28);
}

.coach-lines {
  position: absolute;
  inset: 2rem;
  display: grid;
  align-content: space-between;
  opacity: 0.55;
}

.coach-lines span {
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(57,255,20,0.45), transparent);
}

.coach-card {
  position: absolute;
  max-width: 190px;
  padding: 0.8rem 0.95rem;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-sm);
  background: rgba(10,10,10,0.78);
  backdrop-filter: blur(12px);
}

.coach-card strong {
  display: block;
  color: var(--branco);
  font-size: var(--fs-sm);
}

.coach-card span {
  display: block;
  color: var(--cinza-texto);
  font-size: var(--fs-xs);
  margin-top: 0.15rem;
}

.coach-card-top {
  top: 2rem;
  right: 1.5rem;
}

.coach-card-bottom {
  left: 1.5rem;
  bottom: 2rem;
}

.about-content p {
  color: var(--cinza-texto);
  font-size: var(--fs-sm);
  line-height: 1.8;
  max-width: 560px;
}

.method-list {
  display: grid;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

.method-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-sm);
  padding: 1rem;
  border: 1px solid var(--cinza-borda);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.03);
}

.method-number {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  color: var(--verde-neon);
  line-height: 1;
}

.method-item strong {
  color: var(--branco);
  display: block;
  margin-bottom: 0.2rem;
}

.method-item p {
  font-size: var(--fs-xs);
  line-height: 1.65;
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  opacity: 0.4;
  transition: opacity var(--transition-base);
}

.scroll-indicator:hover {
  opacity: 0.8;
}

.scroll-indicator span {
  display: block;
  width: 2px;
  height: 10px;
  background: var(--verde-neon);
  border-radius: 2px;
  animation: scrollBounce 1.4s ease-in-out infinite;
}

.scroll-indicator span:nth-child(2) {
  animation-delay: 0.15s;
  opacity: 0.5;
}

@keyframes scrollBounce {
  0%, 100% { transform: translateY(-4px); opacity: 1; }
  50%       { transform: translateY(4px); opacity: 0.4; }
}

/* ----------------------------------------------------------------
   7. CALCULADORA DE IMC
   ---------------------------------------------------------------- */
.section-calculator {
  padding: var(--space-3xl) 0;
  position: relative;
}

.section-calculator::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(57,255,20,0.3), transparent);
}

.calculator-card {
  background: var(--cinza-escuro);
  border: 1px solid var(--cinza-borda);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  max-width: 640px;
  margin-inline: auto;
  display: grid;
  gap: var(--space-lg);
}

.imc-form {
  display: grid;
  gap: var(--space-md);
}

.form-group {
  display: grid;
  gap: 0.4rem;
}

.form-group label {
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--branco);
}

.input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.input-wrapper input {
  width: 100%;
  background: var(--cinza-medio);
  border: 1.5px solid var(--cinza-borda);
  border-radius: var(--radius-sm);
  color: var(--branco);
  padding: 0.8rem 3.5rem 0.8rem 1rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
  -moz-appearance: textfield;
}

.input-wrapper input::-webkit-inner-spin-button,
.input-wrapper input::-webkit-outer-spin-button {
  -webkit-appearance: none;
}

.input-wrapper input::placeholder {
  color: #555;
}

.input-wrapper input:focus {
  border-color: var(--verde-neon);
  box-shadow: 0 0 0 3px rgba(57, 255, 20, 0.15);
}

.input-wrapper input.input-error {
  border-color: #ff5252;
  box-shadow: 0 0 0 3px rgba(255, 82, 82, 0.15);
}

.input-unit {
  position: absolute;
  right: 1rem;
  font-size: var(--fs-sm);
  color: var(--cinza-texto);
  font-weight: 600;
  pointer-events: none;
}

.form-hint {
  font-size: var(--fs-xs);
  color: #555;
}

/* Resultado do IMC */
.imc-result {
  display: grid;
  gap: var(--space-md);
  border-top: 1px solid var(--cinza-borda);
  padding-top: var(--space-md);
  animation: fadeInUp 0.4s ease forwards;
}

.imc-result[hidden] {
  display: none;
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

.result-score {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.result-label {
  font-size: var(--fs-sm);
  color: var(--cinza-texto);
  font-weight: 500;
}

.result-value {
  font-family: var(--font-display);
  font-size: var(--fs-2xl);
  letter-spacing: 0.03em;
  color: var(--verde-neon);
}

/* Barra de IMC */
.result-bar-wrapper {
  display: grid;
  gap: 0.4rem;
}

.result-bar {
  height: 8px;
  background: var(--cinza-medio);
  border-radius: 100px;
  overflow: hidden;
}

.result-bar-fill {
  height: 100%;
  border-radius: 100px;
  background: linear-gradient(to right, #3b82f6, var(--verde-neon), #f59e0b, #ef4444);
  transition: width var(--transition-slow);
  width: 0%;
}

.result-bar-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.65rem;
  color: #444;
  font-weight: 500;
}

/* Classificação */
.result-classification {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.result-badge {
  display: inline-block;
  padding: 0.3rem 0.8rem;
  border-radius: 100px;
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.badge-abaixo  { background: rgba(59,130,246,0.2); color: #60a5fa; border: 1px solid rgba(59,130,246,0.3); }
.badge-normal  { background: rgba(57,255,20,0.15); color: var(--verde-neon); border: 1px solid rgba(57,255,20,0.3); }
.badge-sobrepeso { background: rgba(245,158,11,0.15); color: #fbbf24; border: 1px solid rgba(245,158,11,0.3); }
.badge-obesidade { background: rgba(239,68,68,0.15); color: #f87171; border: 1px solid rgba(239,68,68,0.3); }

#imc-message {
  font-size: var(--fs-sm);
  color: var(--cinza-texto);
  line-height: 1.6;
}

.result-cta {
  margin-top: var(--space-xs);
}

/* ----------------------------------------------------------------
   8. PLANOS
   ---------------------------------------------------------------- */
.section-plans {
  padding: var(--space-3xl) 0;
  position: relative;
}

.plans-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  align-items: start;
}

/* Card de Plano */
.plan-card {
  background: var(--cinza-escuro);
  border: 1px solid var(--cinza-borda);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  position: relative;
  transition: border-color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
}

.plan-card:hover {
  border-color: rgba(255,255,255,0.15);
  transform: translateY(-4px);
}

/* Card em Destaque */
.plan-featured {
  border-color: rgba(57, 255, 20, 0.4);
  background: linear-gradient(160deg, rgba(57,255,20,0.05) 0%, var(--cinza-escuro) 50%);
}

.plan-featured:hover {
  border-color: rgba(57, 255, 20, 0.7);
  box-shadow: 0 8px 40px rgba(57, 255, 20, 0.15);
}

.plan-badge-popular {
  position: absolute;
  top: -1px;
  right: var(--space-md);
  background: var(--verde-neon);
  color: var(--preto);
  font-size: var(--fs-xs);
  font-weight: 700;
  padding: 0.3rem 0.8rem;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  letter-spacing: 0.05em;
}

.plan-header {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.plan-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--verde-neon-dim);
  border: 1px solid rgba(57,255,20,0.2);
  border-radius: var(--radius-md);
  color: var(--verde-neon);
  margin-bottom: 0.25rem;
}

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

.plan-name {
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  letter-spacing: 0.05em;
  color: var(--branco);
}

.plan-desc {
  font-size: var(--fs-sm);
  color: var(--cinza-texto);
  line-height: 1.6;
}

.plan-price {
  display: flex;
  align-items: baseline;
  gap: 0.3rem;
  flex-wrap: wrap;
}

.price-from {
  font-size: var(--fs-xs);
  color: var(--cinza-texto);
  font-weight: 400;
  width: 100%;
}

.price-value {
  font-family: var(--font-display);
  font-size: var(--fs-2xl);
  letter-spacing: 0.02em;
  color: var(--branco);
}

.price-period {
  font-size: var(--fs-sm);
  color: var(--cinza-texto);
}

.plan-features {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  flex: 1;
}

.plan-features li {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: var(--fs-sm);
  color: var(--branco);
  line-height: 1.5;
}

.plan-features li svg {
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--verde-neon);
}

.plan-features .feature-disabled {
  color: var(--cinza-texto);
  opacity: 0.5;
}

.plan-features .feature-disabled svg {
  color: #555;
}

.plans-note {
  text-align: center;
  margin-top: var(--space-lg);
  font-size: var(--fs-sm);
  color: var(--cinza-texto);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.plans-note a {
  color: var(--verde-neon);
  font-weight: 600;
  text-decoration: underline;
  text-decoration-color: transparent;
  text-underline-offset: 3px;
  transition: text-decoration-color var(--transition-fast);
}

.plans-note a:hover {
  text-decoration-color: var(--verde-neon);
}

/* ----------------------------------------------------------------
   9. RESULTADOS / SLIDER
   ---------------------------------------------------------------- */
.section-results {
  padding: var(--space-3xl) 0;
  position: relative;
  overflow: hidden;
}

.section-results .section-header {
  margin-bottom: var(--space-lg);
}

.section-results::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(57,255,20,0.3), transparent);
}

.slider-wrapper {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  border: 1px solid var(--cinza-borda);
}

.slider-track {
  display: flex;
  transition: transform var(--transition-slow);
  will-change: transform;
}

.slide {
  min-width: 100%;
  background: var(--cinza-escuro);
  padding: var(--space-lg);
  display: grid;
  gap: var(--space-lg);
}

/* Imagens Antes/Depois */
.slide-images {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.slide-img {
  flex: 1;
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 3/4;
  max-height: 220px;
}

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

.img-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: var(--fs-xs);
  color: #555;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: var(--cinza-medio);
  border: 1.5px dashed var(--cinza-borda);
  text-align: center;
}

.img-placeholder strong {
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  color: rgba(245,245,245,0.62);
  letter-spacing: 0.04em;
}

.img-placeholder span {
  font-size: 0.68rem;
  color: var(--cinza-texto);
}

.slide-before .img-placeholder { border-color: rgba(100,100,100,0.3); }
.slide-after  .img-placeholder { border-color: rgba(57,255,20,0.25); background: rgba(57,255,20,0.04); }
.slide-after  .img-placeholder svg { color: rgba(57,255,20,0.4); }

.img-label {
  position: absolute;
  bottom: 0.5rem;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  background: rgba(0,0,0,0.7);
  color: var(--cinza-texto);
  padding: 0.2rem 0.6rem;
  border-radius: 100px;
  white-space: nowrap;
}

.after-label {
  color: var(--verde-neon);
}

.slide-arrow-center {
  font-size: 1.5rem;
  color: var(--verde-neon);
  font-weight: 700;
  flex-shrink: 0;
  text-shadow: 0 0 12px var(--verde-neon);
}

/* Conteúdo do Slide */
.slide-quote {
  font-style: italic;
  color: var(--branco);
  font-size: var(--fs-sm);
  line-height: 1.75;
  border-left: 2.5px solid var(--verde-neon);
  padding-left: var(--space-sm);
}

.slide > div:last-child {
  display: grid;
  gap: var(--space-md);
}

.slide-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.slide-avatar {
  width: 42px;
  height: 42px;
  min-width: 42px;
  border-radius: 50%;
  background: var(--verde-neon-dim);
  border: 1.5px solid rgba(57,255,20,0.3);
  color: var(--verde-neon);
  font-size: var(--fs-xs);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  letter-spacing: 0.05em;
}

.slide-meta strong {
  display: block;
  font-size: var(--fs-sm);
  color: var(--branco);
}

.slide-meta span {
  font-size: var(--fs-xs);
  color: var(--cinza-texto);
}

.slide-stats {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.slide-stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.slide-stat strong {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  letter-spacing: 0.03em;
  color: var(--verde-neon);
  line-height: 1;
}

.slide-stat span {
  font-size: var(--fs-xs);
  color: var(--cinza-texto);
}

/* Controles do Slider */
.slider-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-md);
  background: rgba(0,0,0,0.3);
  border-top: 1px solid var(--cinza-borda);
}

.slider-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--cinza-borda);
  background: var(--cinza-escuro);
  color: var(--branco);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.slider-btn:hover {
  border-color: var(--verde-neon);
  color: var(--verde-neon);
  box-shadow: 0 0 12px rgba(57,255,20,0.25);
}

.slider-dots {
  display: flex;
  gap: 8px;
  align-items: center;
}

.slider-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #333;
  transition: all var(--transition-base);
  border: none;
}

.slider-dot.active {
  background: var(--verde-neon);
  box-shadow: 0 0 8px rgba(57,255,20,0.6);
  width: 22px;
  border-radius: 100px;
}

/* ----------------------------------------------------------------
   10. BLOG
   ---------------------------------------------------------------- */
.section-blog {
  padding: var(--space-3xl) 0;
  position: relative;
}

.section-blog::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(57,255,20,0.22), transparent);
}

.blog-grid {
  display: grid;
  gap: var(--space-md);
}

.blog-card {
  min-height: 220px;
  padding: var(--space-lg);
  border: 1px solid var(--cinza-borda);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(160deg, rgba(57,255,20,0.055), transparent 48%),
    var(--cinza-escuro);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform var(--transition-base), border-color var(--transition-base);
}

.blog-card:hover {
  transform: translateY(-4px);
  border-color: rgba(57,255,20,0.35);
}

.blog-card span {
  align-self: flex-start;
  font-size: var(--fs-xs);
  color: var(--verde-neon);
  border: 1px solid rgba(57,255,20,0.25);
  border-radius: 100px;
  padding: 0.25rem 0.7rem;
  background: var(--verde-neon-dim);
  font-weight: 700;
}

.blog-card h3 {
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  line-height: 1.05;
  letter-spacing: 0.03em;
  color: var(--branco);
  margin-top: var(--space-md);
}

.blog-card p {
  color: var(--cinza-texto);
  font-size: var(--fs-sm);
  line-height: 1.65;
  margin-top: var(--space-sm);
}

/* ----------------------------------------------------------------
   11. FAQ
   ---------------------------------------------------------------- */
.section-faq {
  padding: var(--space-3xl) 0;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.faq-grid {
  display: grid;
  gap: var(--space-xl);
}

.faq-grid .section-header,
.faq-grid .section-subtitle {
  text-align: left;
  margin-inline: 0;
}

.faq-list {
  display: grid;
  gap: var(--space-sm);
}

.faq-item {
  border: 1px solid var(--cinza-borda);
  border-radius: var(--radius-md);
  background: var(--cinza-escuro);
  overflow: hidden;
}

.faq-item summary {
  cursor: pointer;
  padding: 1rem 1.1rem;
  color: var(--branco);
  font-weight: 700;
  list-style: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: '+';
  float: right;
  color: var(--verde-neon);
  font-family: var(--font-display);
  font-size: 1.2rem;
}

.faq-item[open] summary::after {
  content: '-';
}

.faq-item p {
  padding: 0 1.1rem 1rem;
  color: var(--cinza-texto);
  font-size: var(--fs-sm);
  line-height: 1.7;
}

/* ----------------------------------------------------------------
   12. CTA FINAL
   ---------------------------------------------------------------- */
.section-cta-final {
  padding: var(--space-3xl) 0;
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, var(--preto) 0%, rgba(20, 30, 20, 0.6) 100%);
}

.cta-final-glow {
  position: absolute;
  bottom: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(57, 255, 20, 0.1) 0%, transparent 70%);
  pointer-events: none;
}

.cta-final-inner {
  display: grid;
  gap: var(--space-xl);
}

.cta-final-text .section-title {
  text-align: left;
}

.cta-final-text p {
  color: var(--cinza-texto);
  font-size: var(--fs-sm);
  line-height: 1.75;
  margin-top: var(--space-sm);
  max-width: 420px;
}

.cta-final-text p strong {
  color: var(--branco);
}

.cta-final-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  align-items: flex-start;
}

.cta-guarantee {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: var(--fs-xs);
  color: var(--cinza-texto);
  margin-top: var(--space-xs) !important;
}

.cta-guarantee svg {
  color: var(--verde-neon);
  flex-shrink: 0;
}

/* ----------------------------------------------------------------
   12. FOOTER
   ---------------------------------------------------------------- */
.site-footer {
  background: var(--cinza-escuro);
  border-top: 1px solid var(--cinza-borda);
  margin-bottom: 0;
}

.footer-grid {
  display: grid;
  gap: var(--space-xl);
  padding: var(--space-2xl) 0;
}

.footer-brand .footer-logo {
  margin-bottom: var(--space-sm);
}

.footer-tagline {
  font-size: var(--fs-sm);
  color: var(--cinza-texto);
  line-height: 1.65;
  max-width: 280px;
}

.footer-links h4,
.footer-social h4 {
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cinza-texto);
  margin-bottom: var(--space-sm);
}

.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-links a {
  font-size: var(--fs-sm);
  color: var(--cinza-texto);
  transition: color var(--transition-fast);
}

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

.social-icons {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: var(--space-sm);
}

.social-link {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: var(--fs-sm);
  color: var(--cinza-texto);
  transition: color var(--transition-fast);
}

.social-link:hover {
  color: var(--verde-neon);
}

.footer-contact a {
  font-size: var(--fs-sm);
  color: var(--cinza-texto);
  transition: color var(--transition-fast);
}

.footer-contact a:hover {
  color: var(--verde-neon);
}

.footer-bottom {
  border-top: 1px solid var(--cinza-borda);
  padding: var(--space-md) 0;
}

.footer-bottom .container {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  align-items: center;
  text-align: center;
}

.footer-bottom p {
  font-size: var(--fs-xs);
  color: #555;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  justify-content: center;
}

.footer-bottom a {
  color: #555;
  transition: color var(--transition-fast);
}

.footer-bottom a:hover {
  color: var(--verde-neon);
}

.whatsapp-float {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 120;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.8rem 1rem;
  border-radius: 999px;
  background: var(--verde-neon);
  color: var(--preto);
  font-weight: 800;
  font-size: var(--fs-sm);
  box-shadow: 0 10px 36px rgba(57,255,20,0.35);
}

.whatsapp-float:hover {
  transform: translateY(-2px);
  color: var(--preto);
}

@media (max-width: 767px) {
  :root {
    --fs-hero: clamp(2.55rem, 13vw, 4.15rem);
    --space-3xl: 5.5rem;
  }

  .section-hero {
    min-height: auto;
    padding-top: 6.25rem;
    padding-bottom: var(--space-lg);
  }

  .hero-badge {
    font-size: 0.66rem;
    letter-spacing: 0.1em;
    padding-inline: 0.75rem;
  }

  .hero-title {
    margin-bottom: var(--space-sm);
  }

  .hero-subtitle {
    line-height: 1.65;
    margin-bottom: var(--space-md);
  }

  .hero-actions {
    margin-bottom: var(--space-md);
  }

  .hero-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-sm);
  }

  .stat-divider {
    display: none;
  }

  .stat {
    padding-left: 0.85rem;
    border-left: 1px solid var(--cinza-borda);
  }

  .footer-grid {
    gap: var(--space-lg);
    padding: var(--space-xl) 0;
  }

  .footer-links ul {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.7rem;
  }

  .social-icons {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .whatsapp-float {
    right: 0.85rem;
    bottom: 0.85rem;
    width: 52px;
    height: 52px;
    padding: 0;
    justify-content: center;
  }

  .whatsapp-float span {
    display: none;
  }
}

/* ----------------------------------------------------------------
   11. MEDIA QUERIES — TABLET (≥ 768px)
   ---------------------------------------------------------------- */
@media (min-width: 768px) {

  /* Header */
  .nav-desktop {
    display: flex;
  }

  .nav-toggle {
    display: none;
  }

  /* Hero */
  .hero-actions {
    flex-direction: row;
    align-items: center;
  }

  /* Calculadora */
  .calculator-card {
    padding: var(--space-xl);
  }

  .imc-form {
    grid-template-columns: 1fr 1fr;
    align-items: end;
  }

  .imc-form .btn-full {
    grid-column: 1 / -1;
  }

  /* Slide */
  .slide {
    padding: var(--space-xl);
    grid-template-columns: 1fr 1.2fr;
    align-items: center;
  }

  .about-grid {
    grid-template-columns: 0.9fr 1.1fr;
    gap: var(--space-2xl);
  }

  .blog-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .faq-grid {
    grid-template-columns: 0.8fr 1.2fr;
    align-items: start;
  }

  /* Footer */
  .footer-grid {
    grid-template-columns: 1.5fr 1fr 1.2fr;
  }

  /* CTA Final */
  .cta-final-inner {
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: var(--space-2xl);
  }
}

/* ----------------------------------------------------------------
   12. MEDIA QUERIES — DESKTOP (≥ 1024px)
   ---------------------------------------------------------------- */
@media (min-width: 1024px) {

  .section-title {
    font-size: var(--fs-4xl);
  }

  /* Hero */
  .hero-content {
    max-width: 720px;
  }

  .section-hero {
    min-height: calc(100svh - 40px);
  }

  /* Planos: 3 colunas em linha */
  .plans-grid {
    grid-template-columns: 1fr 1fr 1fr;
    align-items: start;
  }

  .plan-featured {
    transform: scale(1.03);
    z-index: 1;
  }

  .plan-featured:hover {
    transform: scale(1.03) translateY(-4px);
  }

  /* Footer */
  .footer-bottom .container {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

/* ----------------------------------------------------------------
   13. ACESSIBILIDADE
   ---------------------------------------------------------------- */
:focus-visible {
  outline: 2px solid var(--verde-neon);
  outline-offset: 3px;
  border-radius: 4px;
}

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

  html { scroll-behavior: auto; }
}