/* =============================================
   NexusClaw Landing Page — Dark Mode Premium
   ============================================= */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

/* Design Tokens */
:root {
  /* Colors */
  --bg: #0A0A0F;
  --surface: #12121A;
  --surface-alt: #1A1A2E;
  --primary: #00D4AA;
  --primary-dark: #009B7D;
  --accent: #7C3AED;
  --accent-light: #A78BFA;
  --text: #E8E8ED;
  --text-secondary: #9CA3AF;
  --text-muted: #6B7280;
  --border: #2D2D3D;
  --success: #10B981;
  --warning: #F59E0B;
  --error: #EF4444;

  /* Gradients */
  --gradient-hero: linear-gradient(135deg, #0A0A0F 0%, #1A1A2E 50%, #0A0A0F 100%);
  --gradient-cta: linear-gradient(135deg, #00D4AA 0%, #009B7D 100%);
  --gradient-accent: linear-gradient(135deg, #7C3AED 0%, #00D4AA 100%);

  /* Glow */
  --glow-teal: 0 0 40px rgba(0, 212, 170, 0.15);
  --glow-teal-sm: 0 0 20px rgba(0, 212, 170, 0.1);
  --glow-violet: 0 0 40px rgba(124, 58, 237, 0.15);

  /* Typography */
  --font-heading: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Radius */
  --radius-card: 12px;
  --radius-btn: 8px;
  --radius-lg: 20px;

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

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

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

a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition-interactive);
}

a:hover { color: var(--accent-light); }

/* =============================================
   Utility Classes
   ============================================= */

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: clamp(64px, 10vw, 120px) 0;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 12px;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 700;
  line-height: 1.15;
  color: var(--text);
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: clamp(16px, 2vw, 18px);
  color: var(--text-secondary);
  max-width: 640px;
  line-height: 1.65;
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-btn);
  border: none;
  cursor: pointer;
  transition: transform var(--transition-interactive),
              box-shadow var(--transition-interactive),
              background var(--transition-interactive);
  text-decoration: none;
  line-height: 1;
}

.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: var(--gradient-cta);
  color: #0A0A0F;
  box-shadow: 0 4px 20px rgba(0, 212, 170, 0.3);
}

.btn-primary:hover {
  box-shadow: 0 8px 30px rgba(0, 212, 170, 0.4);
  color: #0A0A0F;
}

.btn-secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  border-color: var(--primary);
  color: var(--primary);
  box-shadow: var(--glow-teal-sm);
}

.btn-outline-primary {
  background: transparent;
  color: var(--primary);
  border: 1px solid var(--primary);
}

.btn-outline-primary:hover {
  background: rgba(0, 212, 170, 0.1);
  box-shadow: var(--glow-teal-sm);
  color: var(--primary);
}

/* Cards */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 32px;
  transition: box-shadow var(--transition-interactive),
              border-color var(--transition-interactive),
              transform var(--transition-interactive);
}

.card:hover {
  box-shadow: var(--glow-teal-sm);
  border-color: rgba(0, 212, 170, 0.2);
}

/* Scroll Animations */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* =============================================
   Navigation
   ============================================= */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 16px 0;
  transition: background 0.3s ease, backdrop-filter 0.3s ease, box-shadow 0.3s ease;
}

.nav.scrolled {
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 var(--border);
}

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

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-logo svg { height: 32px; width: auto; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition-interactive);
}

.nav-links a:hover { color: var(--primary); }

.nav-cta {
  padding: 10px 20px !important;
  font-size: 14px !important;
  font-weight: 700 !important;
  background: #4F46E5 !important;
  color: #ffffff !important;
  box-shadow: 0 4px 16px rgba(79, 70, 229, 0.5) !important;
  border: none !important;
}

.nav-cta:hover {
  background: #4338CA !important;
  box-shadow: 0 6px 24px rgba(79, 70, 229, 0.7) !important;
  color: #ffffff !important;
  filter: none;
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.mobile-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  margin: 5px 0;
  transition: all 0.3s var(--ease-out);
  border-radius: 2px;
}

.mobile-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.mobile-toggle.active span:nth-child(2) { opacity: 0; }
.mobile-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(10, 10, 15, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 99;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
}

.mobile-menu.active { display: flex; }

.mobile-menu a {
  font-size: 20px;
  font-weight: 500;
  color: var(--text);
}

/* =============================================
   Hero Section
   ============================================= */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--gradient-hero);
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

#particleCanvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.hero-glow {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.15;
  pointer-events: none;
}

.hero-glow-1 {
  background: var(--primary);
  top: -200px;
  right: -100px;
}

.hero-glow-2 {
  background: var(--accent);
  bottom: -200px;
  left: -100px;
}

.hero .container {
  position: relative;
  z-index: 2;
}

.hero-content {
  max-width: 720px;
  padding: 120px 0 80px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(0, 212, 170, 0.08);
  border: 1px solid rgba(0, 212, 170, 0.2);
  border-radius: 100px;
  font-size: 13px;
  font-weight: 500;
  color: var(--primary);
  margin-bottom: 24px;
}

.hero-badge-dot {
  width: 6px;
  height: 6px;
  background: var(--primary);
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(36px, 5.5vw, 64px);
  font-weight: 700;
  line-height: 1.08;
  margin-bottom: 20px;
  color: var(--text);
}

.hero h1 .highlight {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: clamp(16px, 2vw, 20px);
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 36px;
  max-width: 560px;
}

.hero-ctas {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-metrics {
  display: flex;
  gap: 48px;
  margin-top: 64px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}

.hero-metric-value {
  font-family: var(--font-heading);
  font-size: 28px;
  font-weight: 700;
  color: var(--primary);
}

.hero-metric-label {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 4px;
}

/* =============================================
   Problema Section
   ============================================= */

.problema { background: var(--surface); }

.problema-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-top: 48px;
}

.problema-card {
  padding: 36px;
  border-radius: var(--radius-card);
  border: 1px solid var(--border);
}

.problema-card.chatbot {
  background: rgba(239, 68, 68, 0.04);
  border-color: rgba(239, 68, 68, 0.15);
}

.problema-card.agente {
  background: rgba(0, 212, 170, 0.04);
  border-color: rgba(0, 212, 170, 0.2);
  box-shadow: var(--glow-teal-sm);
}

.problema-card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}

.problema-card-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}

.chatbot .problema-card-icon {
  background: rgba(239, 68, 68, 0.1);
}

.agente .problema-card-icon {
  background: rgba(0, 212, 170, 0.1);
}

.problema-card h3 {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 600;
}

.chatbot h3 { color: #EF4444; }
.agente h3 { color: var(--primary); }

.problema-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.problema-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.5;
}

.problema-list .icon-check {
  color: var(--primary);
  flex-shrink: 0;
  margin-top: 2px;
  font-weight: bold;
}

.problema-list .icon-x {
  color: #EF4444;
  flex-shrink: 0;
  margin-top: 2px;
  font-weight: bold;
}

/* =============================================
   Como Funciona
   ============================================= */

.como-funciona-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 48px;
  position: relative;
}

.como-funciona-steps::before {
  content: '';
  position: absolute;
  top: 48px;
  left: calc(16.66% + 16px);
  right: calc(16.66% + 16px);
  height: 2px;
  background: var(--gradient-accent);
  opacity: 0.3;
}

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

.step-number {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--surface-alt);
  border: 2px solid var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 700;
  color: var(--primary);
  box-shadow: var(--glow-teal-sm);
}

.step-icon {
  font-size: 32px;
  margin-bottom: 12px;
}

.step-card h3 {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--text);
}

.step-card p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* =============================================
   Nichos
   ============================================= */

.nichos { background: var(--surface); }

.nichos-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.nicho-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 36px 28px;
  transition: box-shadow var(--transition-interactive),
              border-color var(--transition-interactive),
              transform var(--transition-interactive);
}

.nicho-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--glow-teal);
  border-color: rgba(0, 212, 170, 0.3);
}

.nicho-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  margin-bottom: 20px;
  background: var(--surface-alt);
  border: 1px solid var(--border);
}

.nicho-card h3 {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--text);
}

.nicho-card p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 16px;
}

.nicho-task {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 12px 16px;
  background: rgba(0, 212, 170, 0.05);
  border: 1px solid rgba(0, 212, 170, 0.1);
  border-radius: 8px;
  font-size: 13px;
  color: var(--primary);
  font-weight: 500;
  line-height: 1.4;
}

.nicho-task svg {
  flex-shrink: 0;
  margin-top: 1px;
}

/* =============================================
   Stats Section
   ============================================= */

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 32px 24px;
  text-align: center;
  transition: box-shadow var(--transition-interactive),
              border-color var(--transition-interactive);
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-accent);
  opacity: 0;
  transition: opacity 0.3s ease;
}

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

.stat-card:hover {
  box-shadow: var(--glow-teal-sm);
  border-color: rgba(0, 212, 170, 0.15);
}

.stat-value {
  font-family: var(--font-heading);
  font-size: clamp(28px, 3.5vw, 36px);
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
  line-height: 1.1;
}

.stat-label {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.5;
}

.stat-source {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 8px;
  font-family: var(--font-mono);
}

/* =============================================
   Pricing
   ============================================= */

.pricing { background: var(--surface); }

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.pricing-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 36px 28px;
  display: flex;
  flex-direction: column;
  transition: box-shadow var(--transition-interactive),
              border-color var(--transition-interactive),
              transform var(--transition-interactive);
}

.pricing-card.featured {
  border-color: var(--primary);
  box-shadow: var(--glow-teal);
  position: relative;
}

.pricing-card.featured::before {
  content: 'Mais Popular';
  position: absolute;
  top: -1px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-cta);
  color: #0A0A0F;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 16px;
  border-radius: 0 0 8px 8px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.pricing-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--glow-teal);
  border-color: rgba(0, 212, 170, 0.3);
}

.pricing-plan {
  font-family: var(--font-heading);
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text);
}

.pricing-price {
  font-family: var(--font-heading);
  font-size: 40px;
  font-weight: 700;
  color: var(--primary);
  line-height: 1;
  margin-bottom: 4px;
}

.pricing-price span {
  font-size: 16px;
  font-weight: 400;
  color: var(--text-muted);
}

.pricing-setup {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.pricing-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
  flex-grow: 1;
}

.pricing-features li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.5;
}

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

.pricing-card .btn { width: 100%; justify-content: center; }

/* =============================================
   Diferencial
   ============================================= */

.diferencial-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 48px;
}

.diferencial-item {
  display: flex;
  gap: 16px;
  padding: 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  transition: box-shadow var(--transition-interactive),
              border-color var(--transition-interactive);
}

.diferencial-item:hover {
  box-shadow: var(--glow-teal-sm);
  border-color: rgba(0, 212, 170, 0.15);
}

.diferencial-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(0, 212, 170, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--primary);
  font-size: 20px;
}

.diferencial-item h3 {
  font-family: var(--font-heading);
  font-size: 17px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 4px;
}

.diferencial-item p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* =============================================
   FAQ
   ============================================= */

.faq { background: var(--surface); }

.faq-list {
  max-width: 768px;
  margin: 48px auto 0;
}

.faq-item {
  border-bottom: 1px solid var(--border);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-heading);
  font-size: 17px;
  font-weight: 600;
  color: var(--text);
  text-align: left;
  gap: 16px;
  transition: color var(--transition-interactive);
}

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

.faq-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  transition: transform 0.3s var(--ease-out);
  color: var(--text-muted);
}

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

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s var(--ease-out), padding 0.4s var(--ease-out);
}

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

.faq-answer p {
  padding-bottom: 20px;
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* =============================================
   CTA Final
   ============================================= */

.cta-final {
  position: relative;
  overflow: hidden;
}

.cta-final-bg {
  position: absolute;
  inset: 0;
  background: var(--gradient-accent);
  opacity: 0.06;
}

.cta-final-inner {
  text-align: center;
  position: relative;
  z-index: 1;
}

.cta-final h2 {
  font-family: var(--font-heading);
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  margin-bottom: 16px;
  line-height: 1.15;
}

.cta-final p {
  font-size: 18px;
  color: var(--text-secondary);
  margin-bottom: 40px;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

.cta-final-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 56px;
}

.contact-form {
  max-width: 520px;
  margin: 0 auto;
  padding: 36px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
}

.contact-form h3 {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 24px;
  text-align: center;
  color: var(--text);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

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

.form-group label {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
}

.form-group input,
.form-group select {
  padding: 12px 16px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-btn);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 14px;
  transition: border-color var(--transition-interactive),
              box-shadow var(--transition-interactive);
  outline: none;
}

.form-group input::placeholder { color: var(--text-muted); }

.form-group input:focus,
.form-group select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 212, 170, 0.1);
}

.form-group select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%239CA3AF' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

.form-group select option { background: var(--surface); }

.contact-form .btn { width: 100%; margin-top: 8px; justify-content: center; }

/* =============================================
   Footer
   ============================================= */

.footer {
  padding: 48px 0 24px;
  border-top: 1px solid var(--border);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
  margin-bottom: 32px;
}

.footer-logo { display: flex; align-items: center; gap: 10px; }
.footer-logo svg { height: 28px; width: auto; }

.footer-links {
  display: flex;
  gap: 24px;
  list-style: none;
}

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

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

.footer-social {
  display: flex;
  gap: 12px;
}

.footer-social a {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: all var(--transition-interactive);
}

.footer-social a:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(0, 212, 170, 0.05);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  font-size: 13px;
  color: var(--text-muted);
}

.footer-bottom a { color: var(--text-muted); }
.footer-bottom a:hover { color: var(--primary); }

/* =============================================
   Responsive
   ============================================= */

@media (max-width: 1024px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: repeat(2, 1fr); }
  .diferencial-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .mobile-toggle { display: block; }

  .hero-content { padding: 100px 0 60px; }
  .hero-metrics { gap: 32px; flex-wrap: wrap; }
  .hero-metrics > div { min-width: 120px; }

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

  .como-funciona-steps {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .como-funciona-steps::before { display: none; }

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

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

  .pricing-grid { grid-template-columns: 1fr; max-width: 420px; margin-left: auto; margin-right: auto; }

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

  .footer-inner { flex-direction: column; text-align: center; }
  .footer-links { flex-wrap: wrap; justify-content: center; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .hero h1 { font-size: 32px; }
  .hero-ctas { flex-direction: column; }
  .hero-ctas .btn { width: 100%; justify-content: center; }
  .stats-grid { grid-template-columns: 1fr; }
  .hero-metrics { flex-direction: column; gap: 20px; }
}

/* Reduce motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}