/* ==========================================================================
   NEOTECNOLOGIA - DESIGN SYSTEM & STYLESHEET
   Normas: landing-page-design (Geist, Tailwind Type Scale, Spacing Tokens,
   Nested Radii, Flat Backgrounds, Motion Dynamics)
   ========================================================================== */

/* -------------------- 1. DESIGN TOKENS & RESET -------------------- */
:root {
  /* Cores de Fundo (Puras, sem gradientes de background) */
  --bg-black: #000000;
  --bg-surface-1: #121212;
  --bg-surface-2: #181818;
  --bg-surface-3: #1F1F1F;
  --bg-surface-4: #272727;
  --bg-glass: rgba(18, 18, 18, 0.85);

  /* Cores de Texto */
  --text-primary: #FFFFFF;
  --text-secondary: #A0A0A0;
  --text-muted: #666666;
  --text-disabled: #444444;

  /* Cores de Acento */
  --accent-cyan: #00E5FF;
  --accent-cyan-hover: #33EBFF;
  --accent-cyan-muted: rgba(0, 229, 255, 0.12);
  --accent-cyan-border: rgba(0, 229, 255, 0.28);
  --accent-red: #FF4B3E;
  --accent-red-muted: rgba(255, 75, 62, 0.14);
  --accent-green: #00E676;
  --accent-green-muted: rgba(0, 230, 118, 0.14);

  /* Bordas */
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.16);

  /* Espaçamentos Estritos (landing-page-design Tokens) */
  --space-0: 0px;
  --space-25: 2px;
  --space-50: 4px;
  --space-75: 8px;
  --space-100: 12px;
  --space-200: 16px;
  --space-300: 24px;
  --space-400: 32px;
  --space-500: 40px;
  --space-600: 48px;
  --space-700: 64px;
  --space-800: 80px;
  --space-900: 96px;

  /* Raios de Borda */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  --radius-2xl: 28px;
  --radius-full: 9999px;

  /* Transições Fluidas */
  --ease-fluid: cubic-bezier(0.32, 0.72, 0, 1);
  --transition-fast: 200ms var(--ease-fluid);
  --transition-normal: 400ms var(--ease-fluid);
  --transition-slow: 700ms var(--ease-fluid);
}

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

html {
  font-family: 'Geist', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background-color: var(--bg-black);
  color: var(--text-primary);
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background-color: var(--bg-black);
  color: var(--text-secondary);
  font-size: 16px;
  line-height: 24px;
  overflow-x: hidden;
}

/* Tipografia Base (Sem Itálicos, Sem Ultra Bold) */
h1, h2, h3, h4, h5, h6 {
  color: var(--text-primary);
  font-weight: 700;
  text-wrap: balance;
  letter-spacing: -0.02em;
}

p {
  text-wrap: pretty;
}

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

ul, ol {
  list-style: none;
}

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

.container {
  width: 100%;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-300);
  padding-right: var(--space-300);
}

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

/* -------------------- 2. BOTÕES & INTERATIVIDADE -------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-75);
  font-family: 'Geist', sans-serif;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  border: 1px solid transparent;
  user-select: none;
  white-space: nowrap;
}

.btn:active {
  transform: scale(0.98);
}

.btn:focus-visible {
  outline: 2px solid var(--accent-cyan);
  outline-offset: 2px;
}

/* Botões Principais: 8px vertical, 12px horizontal, 16px semibold (landing-page-design) */
.btn-primary {
  background-color: var(--accent-cyan);
  color: var(--bg-black);
  padding: var(--space-75) var(--space-100);
  font-size: 16px;
  line-height: 24px;
  border-color: var(--accent-cyan);
}

.btn-primary:hover {
  background-color: var(--accent-cyan-hover);
  border-color: var(--accent-cyan-hover);
  box-shadow: 0 0 16px rgba(0, 229, 255, 0.4);
}

.btn-secondary {
  background-color: var(--bg-surface-2);
  color: var(--text-primary);
  border: 1px solid var(--border-strong);
  padding: var(--space-75) var(--space-100);
  font-size: 16px;
  line-height: 24px;
}

.btn-secondary:hover {
  background-color: var(--bg-surface-3);
  border-color: rgba(255, 255, 255, 0.3);
}

.btn-sm {
  font-size: 14px;
  line-height: 20px;
  padding: var(--space-50) var(--space-100);
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: var(--space-100) var(--space-300);
  font-size: 16px;
  border-radius: var(--radius-md);
}

.btn-xl {
  padding: var(--space-200) var(--space-500);
  font-size: 18px;
  line-height: 28px;
  border-radius: var(--radius-lg);
  font-weight: 700;
}

.btn-block {
  width: 100%;
}

.btn-icon {
  flex-shrink: 0;
}

/* Badges / Pílulas */
.pill-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-75);
  background-color: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  padding: var(--space-50) var(--space-100);
  border-radius: var(--radius-full);
  font-size: 12px;
  line-height: 16px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--text-primary);
  margin-bottom: var(--space-200);
}

.pill-badge.center {
  margin-left: auto;
  margin-right: auto;
}

.pill-badge.warning {
  border-color: rgba(255, 75, 62, 0.4);
  background-color: var(--accent-red-muted);
  color: #FFA49E;
}

.pill-dot {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background-color: var(--accent-cyan);
  box-shadow: 0 0 8px var(--accent-cyan);
}

/* -------------------- 3. HEADER FLUTUANTE (FLUID ISLAND NAV) -------------------- */
.nav-container {
  position: fixed;
  top: var(--space-200);
  left: 0;
  width: 100%;
  display: flex;
  justify-content: center;
  z-index: 1000;
  pointer-events: none;
  padding-left: var(--space-100);
  padding-right: var(--space-100);
}

.nav-island {
  pointer-events: auto;
  display: flex;
  align-items: center;
  gap: var(--space-400);
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  padding: var(--space-75) var(--space-200);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.6);
  transition: all var(--transition-normal);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-75);
}

.logo-text {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.05em;
}

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

.logo-badge {
  font-family: 'Geist Mono', monospace;
  font-size: 11px;
  line-height: 14px;
  font-weight: 600;
  padding: 2px 6px;
  border-radius: var(--radius-full);
  background-color: rgba(0, 229, 255, 0.15);
  color: var(--accent-cyan);
  border: 1px solid var(--accent-cyan-border);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-300);
}

.nav-link {
  font-size: 14px;
  line-height: 20px;
  color: var(--text-secondary);
  font-weight: 500;
}

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

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-50);
}

.toggle-line {
  display: block;
  width: 20px;
  height: 2px;
  background-color: var(--text-primary);
  margin: 4px 0;
  transition: all var(--transition-fast);
}

/* -------------------- 4. HERO SECTION -------------------- */
.hero-section {
  padding-top: calc(var(--space-900) + var(--space-600));
  padding-bottom: var(--space-800);
  background-color: var(--bg-black);
}

.hero-container {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: var(--space-700);
  align-items: center;
}

.hero-content {
  max-width: 680px;
}

/* O ÚNICO LUGAR COM GRADIENTE: TEXTO DO H1 (landing-page-design B5) */
.hero-title {
  font-size: 48px;
  line-height: 1;
  font-weight: 700;
  background: linear-gradient(90deg, #FFFFFF 0%, #9B9B9B 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: var(--space-300);
}

.hero-subtitle {
  font-size: 18px;
  line-height: 28px;
  color: var(--text-secondary);
  margin-bottom: var(--space-500);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-200);
  margin-bottom: var(--space-600);
}

.hero-proof-strip {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-300);
  padding-top: var(--space-400);
  border-top: 1px solid var(--border-subtle);
}

.proof-item {
  display: flex;
  align-items: center;
  gap: var(--space-75);
  font-size: 14px;
  line-height: 20px;
  color: var(--text-primary);
}

/* Card Interativo de Módulo Térmico no Hero */
.hero-visual {
  display: flex;
  justify-content: center;
}

.module-card {
  width: 100%;
  max-width: 440px;
  background-color: var(--bg-surface-1);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-xl);
  padding: var(--space-300);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.7);
}

.module-card-header {
  display: flex;
  align-items: center;
  gap: var(--space-75);
  padding-bottom: var(--space-200);
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: var(--space-300);
}

.status-indicator.live {
  width: 8px;
  height: 8px;
  background-color: var(--accent-green);
  border-radius: var(--radius-full);
  box-shadow: 0 0 8px var(--accent-green);
}

.module-code {
  font-family: 'Geist Mono', monospace;
  font-size: 12px;
  color: var(--text-secondary);
}

.module-chip-badge {
  margin-left: auto;
  font-family: 'Geist Mono', monospace;
  font-size: 11px;
  color: var(--accent-cyan);
  background: var(--accent-cyan-muted);
  border: 1px solid var(--accent-cyan-border);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
}

.thermal-comparison-display {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: var(--space-100);
  background-color: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-200);
  margin-bottom: var(--space-300);
}

.thermal-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.thermal-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
}

.thermal-temp {
  font-family: 'Geist Mono', monospace;
  font-size: 32px;
  line-height: 38px;
  font-weight: 700;
}

.thermal-temp.hot {
  color: var(--accent-red);
}

.thermal-temp.cool {
  color: var(--accent-cyan);
}

.thermal-desc {
  font-size: 12px;
  color: var(--text-secondary);
}

.thermal-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
}

.module-features-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-100);
  margin-bottom: var(--space-300);
}

.feature-row {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  padding-bottom: var(--space-75);
  border-bottom: 1px solid var(--border-subtle);
}

.feature-name {
  color: var(--text-muted);
}

.feature-val {
  color: var(--text-primary);
  text-align: right;
  font-weight: 500;
}

.feature-val.highlight {
  color: var(--accent-green);
}

/* -------------------- 5. SELETOR DE PLATAFORMAS (BOTÕES GRANDES) -------------------- */
.section {
  padding-top: var(--space-800);
  padding-bottom: var(--space-800);
  border-top: 1px solid var(--border-subtle);
}

.section-header {
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: var(--space-600);
}

.section-title {
  font-size: 36px;
  line-height: 40px;
  margin-bottom: var(--space-200);
}

.section-subtitle {
  font-size: 16px;
  line-height: 24px;
  color: var(--text-secondary);
}

.platform-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-300);
  margin-bottom: var(--space-400);
}

/* Card Botão Grande de Plataforma */
.platform-card {
  display: flex;
  flex-direction: column;
  background-color: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: var(--space-400);
  text-decoration: none;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.platform-card:hover {
  background-color: var(--bg-surface-3);
  border-color: var(--accent-cyan);
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0, 229, 255, 0.12);
}

.platform-card.featured {
  border-color: var(--accent-cyan-border);
  background-color: #171c1e;
}

.platform-card.featured:hover {
  border-color: var(--accent-cyan);
  box-shadow: 0 16px 40px rgba(0, 229, 255, 0.2);
}

.platform-icon-wrap {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--bg-surface-1);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  color: var(--accent-cyan);
  margin-bottom: var(--space-300);
}

.platform-details {
  flex-grow: 1;
  margin-bottom: var(--space-300);
}

.platform-badge {
  display: inline-block;
  font-family: 'Geist Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: var(--space-75);
}

.platform-badge.highlight {
  color: var(--accent-cyan);
}

.platform-title {
  font-size: 24px;
  line-height: 32px;
  color: var(--text-primary);
  margin-bottom: var(--space-100);
}

.platform-desc {
  font-size: 14px;
  line-height: 20px;
  color: var(--text-secondary);
  margin-bottom: var(--space-200);
}

.platform-perks {
  font-size: 12px;
  color: var(--text-muted);
}

.platform-action {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-200);
  border-top: 1px solid var(--border-subtle);
  font-weight: 600;
  font-size: 14px;
  color: var(--accent-cyan);
}

.platform-card:hover .platform-action {
  color: var(--text-primary);
}

.store-redirect-banner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-200);
  background-color: var(--bg-surface-1);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-200) var(--space-300);
  font-size: 14px;
  color: var(--text-secondary);
  text-align: center;
}

.inline-link {
  color: var(--accent-cyan);
  font-weight: 600;
}

.inline-link:hover {
  text-decoration: underline;
}

/* -------------------- 6. CREDIBILIDADE & REPUTAÇÃO DO CNPJ -------------------- */
.authority-card {
  background-color: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-2xl);
  padding: var(--space-500);
}

.authority-grid {
  display: grid;
  grid-template-columns: 180px 1fr 220px;
  gap: var(--space-400);
  align-items: center;
}

.authority-badge-block {
  text-align: center;
  padding-right: var(--space-300);
  border-right: 1px solid var(--border-subtle);
}

.stat-number {
  display: block;
  font-family: 'Geist Mono', monospace;
  font-size: 60px;
  line-height: 1;
  font-weight: 700;
  color: var(--accent-cyan);
}

.stat-unit {
  display: block;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--text-primary);
}

.stat-desc {
  display: block;
  font-size: 12px;
  color: var(--text-muted);
  margin-top: var(--space-50);
}

.cnpj-title-row {
  margin-bottom: var(--space-100);
}

.cnpj-title {
  font-size: 18px;
  line-height: 28px;
  color: var(--text-primary);
}

.badge-cnpj {
  display: inline-block;
  font-family: 'Geist Mono', monospace;
  font-size: 12px;
  background-color: var(--bg-surface-1);
  color: var(--accent-green);
  border: 1px solid rgba(0, 230, 118, 0.3);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  margin-top: var(--space-50);
}

.cnpj-text {
  font-size: 14px;
  line-height: 20px;
  color: var(--text-secondary);
  margin-bottom: var(--space-200);
}

.cnpj-links-row {
  display: flex;
  align-items: center;
  gap: var(--space-100);
  flex-wrap: wrap;
  font-size: 13px;
}

.cnpj-verify-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-50);
  color: var(--accent-cyan);
  font-weight: 600;
}

.cnpj-verify-btn:hover {
  text-decoration: underline;
}

.cnpj-meta {
  color: var(--text-muted);
}

.authority-stats-column {
  display: flex;
  flex-direction: column;
  gap: var(--space-200);
  padding-left: var(--space-300);
  border-left: 1px solid var(--border-subtle);
}

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

.mini-val {
  font-family: 'Geist Mono', monospace;
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
}

.mini-lbl {
  font-size: 12px;
  color: var(--text-muted);
}

/* -------------------- 7. O PROBLEMA REAL -------------------- */
.problem-cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-300);
}

.problem-card {
  background-color: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: var(--space-400);
}

.problem-card-icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--accent-red-muted);
  border: 1px solid rgba(255, 75, 62, 0.3);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-300);
}

.problem-card-title {
  font-size: 18px;
  line-height: 28px;
  color: var(--text-primary);
  margin-bottom: var(--space-100);
}

.problem-card-text {
  font-size: 14px;
  line-height: 20px;
  color: var(--text-secondary);
}

/* -------------------- 8. TAGLINE REVEAL (MANDATÓRIO DA SKILL) -------------------- */
.tagline-reveal-section {
  padding-top: var(--space-900);
  padding-bottom: var(--space-900);
  background-color: var(--bg-black);
}

.tagline-wrap {
  max-width: 860px;
  margin-left: auto;
  margin-right: auto;
}

.tagline-text {
  font-size: 40px;
  line-height: 52px;
  font-weight: 700;
  text-align: center;
  text-wrap: balance;
}

/* Palavras iniciam em tom mudo (25 a 35% opacidade) e ativam para 100% no scroll */
.tagline-word {
  display: inline-block;
  opacity: 0.28;
  color: var(--text-secondary);
  transition: opacity 600ms var(--ease-fluid), color 600ms var(--ease-fluid);
  margin-right: 8px;
}

.tagline-word.active {
  opacity: 1;
  color: var(--text-primary);
}

/* -------------------- 9. COMO FUNCIONA (ENGENHARIA PWM) -------------------- */
.mechanism-grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: var(--space-500);
  align-items: center;
}

.mechanism-steps {
  display: flex;
  flex-direction: column;
  gap: var(--space-300);
}

.step-card {
  display: flex;
  gap: var(--space-300);
  background-color: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-300);
}

.step-number {
  font-family: 'Geist Mono', monospace;
  font-size: 20px;
  font-weight: 700;
  color: var(--accent-cyan);
}

.step-title {
  font-size: 16px;
  line-height: 24px;
  color: var(--text-primary);
  margin-bottom: var(--space-50);
}

.step-text {
  font-size: 14px;
  line-height: 20px;
  color: var(--text-secondary);
}

.pwm-diagram-card {
  background-color: var(--bg-surface-1);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-xl);
  padding: var(--space-400);
}

.diagram-header {
  display: flex;
  justify-content: space-between;
  font-family: 'Geist Mono', monospace;
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: var(--space-300);
}

.wave-box {
  background-color: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-200);
  margin-bottom: var(--space-200);
}

.wave-title {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: var(--space-100);
}

.wave-graphic {
  display: flex;
  align-items: flex-end;
  height: 48px;
  gap: var(--space-100);
  padding: var(--space-75) 0;
}

.pulse-bar {
  background-color: var(--text-muted);
  height: 100%;
  border-radius: 3px 3px 0 0;
}

.pulse-bar.low {
  width: 16px;
  background-color: var(--accent-red);
}

.pulse-bar.high {
  width: 48px;
  background-color: var(--accent-cyan);
}

.pulse-gap {
  width: 48px;
  border-bottom: 2px solid var(--border-strong);
}

.pulse-gap.small {
  width: 20px;
  border-bottom: 2px solid var(--border-strong);
}

.wave-result {
  display: block;
  font-family: 'Geist Mono', monospace;
  font-size: 12px;
  font-weight: 600;
  margin-top: var(--space-75);
}

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

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

.wave-divider {
  text-align: center;
  font-family: 'Geist Mono', monospace;
  font-size: 11px;
  color: var(--accent-cyan);
  padding: var(--space-100) 0;
  letter-spacing: 0.05em;
}

.pill-chip-detail {
  font-size: 12px;
  line-height: 18px;
  color: var(--text-secondary);
  background-color: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-100);
}

.pill-chip-detail strong {
  color: var(--text-primary);
  display: block;
  margin-bottom: 2px;
}

/* -------------------- 10. AUTO LIMPEZA -------------------- */
.cleaning-card {
  background-color: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-2xl);
  padding: var(--space-500);
}

.cleaning-header {
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
  margin-bottom: var(--space-500);
}

.cleaning-title {
  font-size: 30px;
  line-height: 36px;
  margin-bottom: var(--space-100);
}

.cleaning-subtitle {
  font-size: 15px;
  line-height: 22px;
  color: var(--text-secondary);
}

.cleaning-steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-200);
  margin-bottom: var(--space-400);
}

.clean-step {
  background-color: var(--bg-surface-1);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-300);
}

.clean-badge {
  font-family: 'Geist Mono', monospace;
  font-size: 11px;
  font-weight: 700;
  color: var(--accent-cyan);
  margin-bottom: var(--space-75);
}

.clean-title {
  font-size: 15px;
  line-height: 22px;
  color: var(--text-primary);
  margin-bottom: var(--space-50);
}

.clean-text {
  font-size: 13px;
  line-height: 18px;
  color: var(--text-secondary);
}

.cleaning-footer {
  font-size: 13px;
  color: var(--text-muted);
  border-top: 1px solid var(--border-subtle);
  padding-top: var(--space-300);
}

/* -------------------- 11. VÍDEOS DE BANCADA -------------------- */
.video-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-300);
  margin-bottom: var(--space-400);
}

.video-card {
  background-color: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  overflow: hidden;
  cursor: pointer;
  transition: all var(--transition-normal);
}

.video-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-cyan);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.6);
}

.video-thumb-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background-color: var(--bg-surface-1);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.video-thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-normal);
}

.video-card:hover .video-thumb {
  transform: scale(1.05);
}

.custom-video-poster {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #1a2226;
  border-bottom: 1px solid var(--border-subtle);
}

.custom-video-poster.alt {
  background-color: #1f1b24;
}

.poster-inner {
  text-align: center;
  padding: var(--space-200);
}

.poster-badge {
  display: block;
  font-family: 'Geist Mono', monospace;
  font-size: 11px;
  color: var(--accent-cyan);
  margin-bottom: 4px;
}

.poster-temp {
  font-family: 'Geist Mono', monospace;
  font-size: 32px;
  font-weight: 700;
  color: var(--text-primary);
  display: block;
}

.poster-txt {
  font-size: 12px;
  color: var(--text-secondary);
}

.video-play-btn {
  position: absolute;
  width: 48px;
  height: 48px;
  background-color: rgba(0, 0, 0, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
  transition: all var(--transition-fast);
}

.video-card:hover .video-play-btn {
  background-color: var(--accent-cyan);
  color: var(--bg-black);
  transform: scale(1.1);
}

.video-tag {
  position: absolute;
  top: var(--space-100);
  left: var(--space-100);
  font-family: 'Geist Mono', monospace;
  font-size: 10px;
  background-color: rgba(0, 0, 0, 0.8);
  color: var(--text-primary);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
}

.video-info {
  padding: var(--space-300);
}

.video-title {
  font-size: 16px;
  line-height: 22px;
  margin-bottom: var(--space-75);
}

.video-desc {
  font-size: 13px;
  line-height: 18px;
  color: var(--text-secondary);
}

.channel-link-box {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-200);
  font-size: 14px;
}

/* -------------------- 12. DEPOIMENTOS -------------------- */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-300);
  margin-bottom: var(--space-400);
}

.testimonial-card {
  background-color: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: var(--space-400);
}

.stars {
  color: #FFB300;
  font-size: 16px;
  letter-spacing: 2px;
  margin-bottom: var(--space-100);
}

.testimonial-text {
  font-size: 15px;
  line-height: 22px;
  color: var(--text-secondary);
  margin-bottom: var(--space-300);
}

.author-row {
  display: flex;
  align-items: center;
  gap: var(--space-100);
}

.author-avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background-color: var(--bg-surface-1);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Geist Mono', monospace;
  font-size: 14px;
  font-weight: 700;
  color: var(--accent-cyan);
}

.author-meta {
  display: flex;
  flex-direction: column;
}

.author-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
}

.author-tag {
  font-size: 12px;
  color: var(--text-muted);
}

.satisfaction-stat-banner {
  display: flex;
  justify-content: center;
}

.stat-bubble {
  display: inline-flex;
  align-items: center;
  gap: var(--space-200);
  background-color: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  padding: var(--space-100) var(--space-300);
}

.big-percent {
  font-family: 'Geist Mono', monospace;
  font-size: 28px;
  font-weight: 700;
  color: var(--accent-cyan);
}

.stat-bubble-txt {
  font-size: 14px;
  color: var(--text-secondary);
}

/* -------------------- 13. TABELA COMPARATIVA -------------------- */
.table-responsive {
  width: 100%;
  overflow-x: auto;
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  background-color: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.comparison-table th,
.comparison-table td {
  padding: var(--space-200) var(--space-300);
  text-align: left;
  font-size: 14px;
  line-height: 20px;
  border-bottom: 1px solid var(--border-subtle);
}

.comparison-table th {
  background-color: var(--bg-surface-1);
  color: var(--text-primary);
  font-weight: 600;
}

.comparison-table .col-highlight {
  background-color: rgba(0, 229, 255, 0.05);
  border-left: 1px solid var(--accent-cyan-border);
  border-right: 1px solid var(--accent-cyan-border);
}

/* -------------------- 14. TUTORIAL DE INSTALAÇÃO -------------------- */
.install-steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-200);
  margin-bottom: var(--space-400);
}

.install-card {
  background-color: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-300);
}

.install-num {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--accent-cyan);
  color: var(--bg-black);
  font-family: 'Geist Mono', monospace;
  font-weight: 700;
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-200);
}

.install-title {
  font-size: 16px;
  line-height: 22px;
  margin-bottom: var(--space-75);
}

.install-text {
  font-size: 13px;
  line-height: 18px;
  color: var(--text-secondary);
}

.install-guarantee-note {
  font-size: 14px;
  color: var(--text-muted);
}

/* -------------------- 15. FAQ ACCORDION -------------------- */
.faq-accordion {
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-100);
}

.faq-item {
  background-color: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

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

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-200) var(--space-300);
  background: none;
  border: none;
  color: var(--text-primary);
  font-family: 'Geist', sans-serif;
  font-size: 16px;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  gap: var(--space-200);
}

.faq-icon {
  font-family: 'Geist Mono', monospace;
  font-size: 20px;
  color: var(--accent-cyan);
  transition: transform var(--transition-fast);
}

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

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal);
  padding: 0 var(--space-300);
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 22px;
}

.faq-item.active .faq-answer {
  padding-bottom: var(--space-300);
}

/* -------------------- 16. SEÇÃO DE OFERTA -------------------- */
.offer-card {
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  background-color: var(--bg-surface-2);
  border: 1px solid var(--accent-cyan-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-600);
  text-align: center;
}

.offer-badge {
  display: inline-block;
  font-family: 'Geist Mono', monospace;
  font-size: 12px;
  color: var(--accent-cyan);
  margin-bottom: var(--space-100);
}

.offer-title {
  font-size: 32px;
  line-height: 40px;
  margin-bottom: var(--space-100);
}

.offer-desc {
  font-size: 16px;
  color: var(--text-secondary);
  margin-bottom: var(--space-400);
}

.price-box {
  background-color: var(--bg-surface-1);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-300);
  display: inline-block;
  margin-bottom: var(--space-400);
}

.price-split {
  display: flex;
  align-items: center;
  gap: var(--space-300);
}

.price-installments {
  font-size: 18px;
  color: var(--text-primary);
}

.price-installments strong {
  color: var(--accent-cyan);
  font-size: 24px;
}

.price-or {
  color: var(--text-muted);
  font-size: 12px;
}

.price-cash {
  font-family: 'Geist Mono', monospace;
  font-size: 24px;
  font-weight: 700;
  color: var(--text-primary);
}

.price-cash small {
  font-size: 12px;
  color: var(--text-muted);
}

.offer-actions {
  margin-bottom: var(--space-400);
}

.offer-features {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-300);
  font-size: 13px;
  color: var(--text-muted);
}

/* -------------------- 17. FOOTER & CONTATO -------------------- */
.site-footer {
  background-color: var(--bg-surface-1);
  border-top: 1px solid var(--border-subtle);
  padding-top: var(--space-800);
  padding-bottom: var(--space-500);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1.2fr;
  gap: var(--space-600);
  margin-bottom: var(--space-600);
}

.footer-logo {
  margin-bottom: var(--space-200);
}

.footer-about {
  font-size: 14px;
  line-height: 20px;
  color: var(--text-secondary);
  margin-bottom: var(--space-300);
}

.cnpj-block {
  font-size: 13px;
  line-height: 20px;
  color: var(--text-muted);
}

.footer-link-verify {
  color: var(--accent-cyan);
  display: inline-block;
  margin-top: var(--space-50);
}

.footer-heading {
  font-size: 16px;
  color: var(--text-primary);
  margin-bottom: var(--space-200);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-100);
}

.footer-links a {
  font-size: 14px;
  color: var(--text-secondary);
}

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

.footer-contact-desc {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: var(--space-200);
}

.whatsapp-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-100);
  background-color: #25D366;
  color: #FFFFFF;
  padding: var(--space-100) var(--space-200);
  border-radius: var(--radius-md);
  text-decoration: none;
  font-weight: 600;
  transition: transform var(--transition-fast);
  margin-bottom: var(--space-200);
}

.whatsapp-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.3);
}

.whatsapp-txt {
  display: flex;
  flex-direction: column;
}

.wa-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  opacity: 0.9;
}

.wa-number {
  font-size: 15px;
  font-weight: 700;
}

.channel-yt-footer {
  margin-top: var(--space-100);
}

.yt-pill {
  display: inline-flex;
  align-items: center;
  gap: var(--space-75);
  font-size: 13px;
  color: var(--text-secondary);
}

.yt-pill:hover {
  color: var(--text-primary);
}

.footer-bottom {
  border-top: 1px solid var(--border-subtle);
  padding-top: var(--space-400);
  text-align: center;
  font-size: 12px;
  color: var(--text-muted);
}

.footer-disclaimer {
  margin-top: var(--space-75);
  font-size: 11px;
  opacity: 0.7;
}

/* WhatsApp Flutuante */
.floating-whatsapp {
  position: fixed;
  bottom: var(--space-300);
  right: var(--space-300);
  width: 56px;
  height: 56px;
  background-color: #25D366;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 32px rgba(37, 211, 102, 0.4);
  z-index: 999;
  transition: all var(--transition-fast);
}

.floating-whatsapp:hover {
  transform: scale(1.1);
  box-shadow: 0 12px 40px rgba(37, 211, 102, 0.6);
}

/* -------------------- 18. MODAL DE VÍDEO -------------------- */
.video-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 2000;
}

.video-modal.active {
  display: flex;
}

.video-modal-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.video-modal-container {
  position: relative;
  width: 90%;
  max-width: 860px;
  background-color: var(--bg-surface-1);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.9);
  z-index: 2001;
}

.video-modal-close {
  position: absolute;
  top: var(--space-100);
  right: var(--space-100);
  width: 36px;
  height: 36px;
  background-color: rgba(0, 0, 0, 0.6);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  color: var(--text-primary);
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 2002;
  transition: all var(--transition-fast);
}

.video-modal-close:hover {
  background-color: var(--accent-red);
}

.video-modal-iframe-wrap {
  width: 100%;
  aspect-ratio: 16 / 9;
}

.video-modal-iframe-wrap iframe {
  width: 100%;
  height: 100%;
}

/* -------------------- 19. RESPONSIVIDADE -------------------- */
@media (max-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
  }

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

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

  .hero-proof-strip {
    justify-content: center;
  }

  .authority-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .authority-badge-block {
    border-right: none;
    border-bottom: 1px solid var(--border-subtle);
    padding-right: 0;
    padding-bottom: var(--space-300);
  }

  .authority-stats-column {
    border-left: none;
    border-top: 1px solid var(--border-subtle);
    padding-left: 0;
    padding-top: var(--space-300);
    flex-direction: row;
    justify-content: center;
  }

  .cnpj-links-row {
    justify-content: center;
  }

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

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

@media (max-width: 768px) {
  .hero-title {
    font-size: 32px;
    line-height: 38px;
  }

  .section-title {
    font-size: 28px;
    line-height: 34px;
  }

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

  .problem-cards-grid {
    grid-template-columns: 1fr;
  }

  .cleaning-steps-grid {
    grid-template-columns: 1fr 1fr;
  }

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

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

  .install-steps-grid {
    grid-template-columns: 1fr 1fr;
  }

  .tagline-text {
    font-size: 26px;
    line-height: 36px;
  }

  /* Nav Island Mobile */
  .nav-island {
    width: 100%;
    justify-content: space-between;
  }

  .nav-toggle {
    display: block;
  }

  .nav-links {
    position: fixed;
    top: 70px;
    left: var(--space-100);
    right: var(--space-100);
    background: var(--bg-surface-1);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-xl);
    padding: var(--space-400);
    flex-direction: column;
    gap: var(--space-300);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.9);
    display: none;
  }

  .nav-links.active {
    display: flex;
  }

  .price-split {
    flex-direction: column;
    gap: var(--space-100);
  }
}

@media (max-width: 480px) {
  .cleaning-steps-grid,
  .install-steps-grid {
    grid-template-columns: 1fr;
  }
}