/* ============================================
   POUSINOX - Fixador de Porcelanato
   CSS Principal - Design Moderno e Técnico
   ============================================ */

:root {
  --primary: #1a1a2e;
  --secondary: #16213e;
  --accent: #e8751a;
  --accent-blue: #0ea5e9;
  --inox: #9ca3af;
  --inox-light: #d1d5db;
  --inox-dark: #4b5563;
  --white: #ffffff;
  --off-white: #f8fafc;
  --dark: #0f0f1a;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  --success: #10b981;
  --gradient-hero: linear-gradient(135deg, #0f0f1a 0%, #1a1a2e 50%, #0f2027 100%);
  --gradient-accent: linear-gradient(135deg, #e8751a, #f59e0b);
  --gradient-inox: linear-gradient(135deg, #6b7280, #9ca3af, #d1d5db);
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.24);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.1), 0 2px 4px rgba(0,0,0,0.06);
  --shadow-lg: 0 10px 40px rgba(0,0,0,0.15);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.2);
  --border-radius: 12px;
  --border-radius-lg: 20px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--white);
  color: var(--gray-800);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ============ TYPOGRAPHY ============ */
h1, h2, h3, h4, h5 {
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

/* ============ UTILITY ============ */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(232, 117, 26, 0.1);
  border: 1px solid rgba(232, 117, 26, 0.3);
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 16px;
}

.section-tag.blue {
  background: rgba(14, 165, 233, 0.1);
  border-color: rgba(14, 165, 233, 0.3);
  color: var(--accent-blue);
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  color: var(--gray-900);
  margin-bottom: 16px;
}

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

.section-subtitle {
  font-size: 1.1rem;
  color: var(--gray-600);
  max-width: 600px;
  line-height: 1.7;
}

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  border: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient-accent);
  color: var(--white);
  box-shadow: 0 4px 15px rgba(232, 117, 26, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(232, 117, 26, 0.5);
}

.btn-whatsapp {
  background: #25d366;
  color: var(--white);
  box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
}

.btn-whatsapp:hover {
  background: #20b958;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(37, 211, 102, 0.5);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.3);
}

.btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.6);
  transform: translateY(-2px);
}

.btn-outline-dark {
  background: transparent;
  color: var(--gray-800);
  border: 2px solid var(--gray-300);
}

.btn-outline-dark:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 18px 36px;
  font-size: 1.05rem;
}

/* ============ NAVBAR ============ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(15, 15, 26, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  transition: var(--transition);
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  max-width: 1200px;
  margin: 0 auto;
}

.navbar-brand {
  display: flex;
  flex-direction: column;
  text-decoration: none;
}

.navbar-brand .brand-name {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--white);
  letter-spacing: -0.02em;
  background: var(--gradient-inox);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.navbar-brand .brand-tagline {
  font-size: 0.65rem;
  color: var(--inox);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

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

.navbar-nav a {
  color: var(--inox-light);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  transition: var(--transition);
}

.navbar-nav a:hover {
  color: var(--white);
}

.navbar-cta {
  display: flex;
  align-items: center;
  gap: 12px;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}

/* ============ HERO ============ */
.hero {
  min-height: 100vh;
  background: var(--gradient-hero);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  padding-top: 80px;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(circle at 20% 50%, rgba(232, 117, 26, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(14, 165, 233, 0.06) 0%, transparent 50%),
    radial-gradient(circle at 60% 80%, rgba(232, 117, 26, 0.05) 0%, transparent 40%);
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}

.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 20px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(232, 117, 26, 0.15);
  border: 1px solid rgba(232, 117, 26, 0.4);
  color: #f59e0b;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 8px 16px;
  border-radius: 100px;
  margin-bottom: 24px;
}

.hero-badge-dot {
  width: 6px;
  height: 6px;
  background: #f59e0b;
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

.hero-title {
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  color: var(--white);
  margin-bottom: 20px;
  line-height: 1.1;
}

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

.hero-subtitle {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.7);
  margin-bottom: 32px;
  line-height: 1.7;
  max-width: 520px;
}

.hero-bullets {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 40px;
}

.hero-bullets li {
  display: flex;
  align-items: center;
  gap: 12px;
  color: rgba(255,255,255,0.85);
  font-size: 0.95rem;
  font-weight: 500;
}

.hero-bullets .bullet-icon {
  width: 28px;
  height: 28px;
  background: rgba(232, 117, 26, 0.2);
  border: 1px solid rgba(232, 117, 26, 0.4);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.hero-bullets .bullet-icon svg {
  width: 14px;
  height: 14px;
  color: #f59e0b;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.hero-stats {
  display: flex;
  gap: 32px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,0.1);
}

.hero-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.hero-stat .stat-number {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
}

.hero-stat .stat-number span {
  color: var(--accent);
}

.hero-stat .stat-label {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.5);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* Hero Image Side */
.hero-visual {
  position: relative;
}

.hero-image-frame {
  position: relative;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: 0 30px 80px rgba(0,0,0,0.5);
}

.hero-image-frame::before {
  content: '';
  position: absolute;
  inset: 0;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: inherit;
  z-index: 2;
}

.hero-img {
  width: 100%;
  height: 500px;
  object-fit: cover;
  display: block;
}

.hero-img-placeholder {
  width: 100%;
  height: 500px;
  background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  border-radius: var(--border-radius-lg);
  border: 1px solid rgba(255,255,255,0.08);
}

.hero-img-placeholder svg {
  width: 80px;
  height: 80px;
  opacity: 0.3;
  color: var(--inox-light);
}

.hero-img-placeholder p {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.3);
  text-align: center;
  max-width: 200px;
  line-height: 1.5;
}

.hero-badge-float {
  position: absolute;
  bottom: -20px;
  left: -20px;
  background: white;
  border-radius: 12px;
  padding: 16px 20px;
  box-shadow: var(--shadow-xl);
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 3;
}

.hero-badge-float .badge-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, #e8751a, #f59e0b);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-badge-float .badge-icon svg {
  width: 22px;
  height: 22px;
  color: white;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.hero-badge-float .badge-text strong {
  display: block;
  font-size: 1rem;
  font-weight: 700;
  color: var(--gray-900);
}

.hero-badge-float .badge-text span {
  font-size: 0.75rem;
  color: var(--gray-600);
}

.hero-badge-float2 {
  position: absolute;
  top: 20px;
  right: -20px;
  background: rgba(15, 15, 26, 0.9);
  border: 1px solid rgba(232, 117, 26, 0.3);
  border-radius: 10px;
  padding: 12px 16px;
  backdrop-filter: blur(10px);
  z-index: 3;
}

.hero-badge-float2 .material-chip {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.05em;
}

.hero-badge-float2 .material-label {
  font-size: 0.65rem;
  color: rgba(255,255,255,0.5);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 2px;
}

/* ============ PROBLEMA ============ */
.section-problema {
  padding: 100px 0;
  background: var(--gray-900);
  position: relative;
  overflow: hidden;
}

.section-problema::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(232,117,26,0.5), transparent);
}

.problema-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 60px;
}

.problema-header .section-title {
  color: var(--white);
}

.problema-header .section-subtitle {
  color: rgba(255,255,255,0.6);
  margin: 0 auto;
}

.problema-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-bottom: 60px;
}

.problema-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--border-radius);
  padding: 32px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.problema-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #ef4444, #dc2626);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.problema-card:hover::before {
  transform: scaleX(1);
}

.problema-card:hover {
  background: rgba(255,255,255,0.06);
  border-color: rgba(239,68,68,0.2);
  transform: translateY(-4px);
}

.problema-card-icon {
  width: 52px;
  height: 52px;
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.2);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.problema-card-icon svg {
  width: 26px;
  height: 26px;
  color: #ef4444;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.problema-card h3 {
  font-size: 1.1rem;
  color: var(--white);
  margin-bottom: 10px;
}

.problema-card p {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.55);
  line-height: 1.6;
}

.problema-solution {
  background: linear-gradient(135deg, rgba(232, 117, 26, 0.1), rgba(245, 158, 11, 0.05));
  border: 1px solid rgba(232, 117, 26, 0.25);
  border-radius: var(--border-radius-lg);
  padding: 48px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.solution-text h3 {
  font-size: 1.6rem;
  color: var(--white);
  margin-bottom: 16px;
}

.solution-text h3 span {
  color: var(--accent);
}

.solution-text p {
  color: rgba(255,255,255,0.65);
  line-height: 1.7;
  font-size: 0.95rem;
}

.solution-features {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.solution-feature {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.solution-feature .sf-icon {
  width: 36px;
  height: 36px;
  background: rgba(232, 117, 26, 0.15);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.solution-feature .sf-icon svg {
  width: 18px;
  height: 18px;
  color: var(--accent);
  fill: none;
  stroke: currentColor;
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.solution-feature .sf-text strong {
  display: block;
  font-size: 0.9rem;
  color: var(--white);
  margin-bottom: 2px;
}

.solution-feature .sf-text span {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.5);
}

/* ============ COMO FUNCIONA ============ */
.section-como-funciona {
  padding: 100px 0;
  background: var(--off-white);
}

.como-header {
  text-align: center;
  margin-bottom: 80px;
}

.etapas-container {
  position: relative;
}

.etapas-line {
  position: absolute;
  top: 52px;
  left: calc(12.5% + 20px);
  right: calc(12.5% + 20px);
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-blue));
  z-index: 0;
}

.etapas-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  position: relative;
  z-index: 1;
}

.etapa-card {
  background: var(--white);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--gray-200);
  transition: var(--transition);
}

.etapa-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(232, 117, 26, 0.3);
}

.etapa-number-wrap {
  display: flex;
  justify-content: center;
  padding-top: 28px;
  padding-bottom: 8px;
}

.etapa-number {
  width: 48px;
  height: 48px;
  background: var(--gradient-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--white);
  box-shadow: 0 4px 15px rgba(232, 117, 26, 0.4);
  position: relative;
  z-index: 2;
}

.etapa-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.etapa-img-placeholder {
  width: 100%;
  height: 200px;
  background: linear-gradient(135deg, var(--gray-100), var(--gray-200));
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.etapa-img-placeholder svg {
  width: 40px;
  height: 40px;
  color: var(--gray-400, #9ca3af);
  opacity: 0.5;
}

.etapa-img-placeholder span {
  font-size: 0.75rem;
  color: var(--gray-400, #9ca3af);
}

.etapa-content {
  padding: 24px;
}

.etapa-content h3 {
  font-size: 1rem;
  color: var(--gray-900);
  margin-bottom: 8px;
  font-weight: 700;
}

.etapa-content p {
  font-size: 0.85rem;
  color: var(--gray-600);
  line-height: 1.6;
}

.etapa-tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}

/* ============ VÍDEOS ============ */
.section-videos {
  padding: 100px 0;
  background: var(--gray-900);
  position: relative;
}

.section-videos::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(14,165,233,0.5), transparent);
}

.videos-header {
  text-align: center;
  margin-bottom: 60px;
}

.videos-header .section-title {
  color: var(--white);
}

.videos-header .section-subtitle {
  color: rgba(255,255,255,0.6);
  margin: 0 auto;
}

.videos-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.video-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  transition: var(--transition);
  position: relative;
}

.video-card:hover {
  border-color: rgba(14, 165, 233, 0.3);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

.video-card:first-child {
  grid-column: span 2;
}

.video-embed {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%;
  background: #000;
}

.video-embed iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
}

.video-embed-placeholder {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%;
  background: linear-gradient(135deg, #1e293b, #0f172a);
  cursor: pointer;
}

.video-embed-placeholder:hover .play-btn {
  transform: translate(-50%, -50%) scale(1.1);
}

.play-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 70px;
  height: 70px;
  background: rgba(232, 117, 26, 0.9);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  backdrop-filter: blur(10px);
  box-shadow: 0 8px 30px rgba(232, 117, 26, 0.5);
}

.play-btn svg {
  width: 28px;
  height: 28px;
  color: white;
  fill: white;
  margin-left: 4px;
}

.video-overlay-label {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(0,0,0,0.8));
  padding: 40px 20px 20px;
}

.video-overlay-label p {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.5);
  text-align: center;
}

.video-info {
  padding: 20px 24px;
}

.video-info h4 {
  font-size: 1rem;
  color: var(--white);
  margin-bottom: 6px;
}

.video-info p {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.5);
}

.video-tag {
  display: inline-block;
  background: rgba(14, 165, 233, 0.15);
  color: var(--accent-blue);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 4px;
  margin-bottom: 8px;
}

/* ============ BENEFÍCIOS ============ */
.section-beneficios {
  padding: 100px 0;
  background: var(--white);
}

.beneficios-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.beneficios-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.beneficio-item {
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--border-radius);
  padding: 24px;
  transition: var(--transition);
}

.beneficio-item:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  background: var(--white);
}

.beneficio-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, rgba(232,117,26,0.1), rgba(245,158,11,0.1));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
}

.beneficio-icon svg {
  width: 24px;
  height: 24px;
  color: var(--accent);
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.beneficio-item h4 {
  font-size: 0.95rem;
  color: var(--gray-900);
  margin-bottom: 6px;
  font-weight: 700;
}

.beneficio-item p {
  font-size: 0.82rem;
  color: var(--gray-600);
  line-height: 1.5;
}

.beneficios-text h2 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  color: var(--gray-900);
  margin-bottom: 20px;
  line-height: 1.2;
}

.beneficios-text h2 span {
  color: var(--accent);
}

.beneficios-text p {
  color: var(--gray-600);
  line-height: 1.7;
  margin-bottom: 32px;
  font-size: 1rem;
}

/* ============ ESPECIFICAÇÕES ============ */
.section-specs {
  padding: 100px 0;
  background: var(--gray-900);
  position: relative;
}

.specs-layout {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 80px;
  align-items: start;
}

.specs-image-side {
  position: sticky;
  top: 100px;
}

.specs-product-frame {
  background: linear-gradient(135deg, rgba(255,255,255,0.05), rgba(255,255,255,0.02));
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--border-radius-lg);
  padding: 40px;
  text-align: center;
  backdrop-filter: blur(10px);
}

.specs-product-img {
  width: 100%;
  max-height: 300px;
  object-fit: contain;
  border-radius: var(--border-radius);
}

.specs-product-img-placeholder {
  width: 100%;
  height: 280px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  background: linear-gradient(135deg, #1e293b, #0f172a);
  border-radius: var(--border-radius);
  margin-bottom: 20px;
}

.specs-product-img-placeholder svg {
  width: 60px;
  height: 60px;
  color: var(--inox-light);
  opacity: 0.4;
}

.specs-product-img-placeholder p {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.3);
  max-width: 160px;
  text-align: center;
  line-height: 1.5;
}

.specs-product-name {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 8px;
}

.specs-product-mat {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(156,163,175,0.15);
  border: 1px solid rgba(156,163,175,0.3);
  color: var(--inox-light);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 100px;
}

.specs-table-side .section-tag {
  margin-bottom: 20px;
}

.specs-table-side h2 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  color: var(--white);
  margin-bottom: 12px;
}

.specs-table-side .section-subtitle {
  color: rgba(255,255,255,0.55);
  margin-bottom: 40px;
}

.specs-table {
  width: 100%;
  border-collapse: collapse;
  border-radius: var(--border-radius);
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.08);
}

.specs-table thead th {
  background: rgba(232, 117, 26, 0.15);
  color: var(--accent);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 14px 20px;
  text-align: left;
  font-weight: 700;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.specs-table tbody tr {
  border-bottom: 1px solid rgba(255,255,255,0.06);
  transition: var(--transition);
}

.specs-table tbody tr:last-child {
  border-bottom: none;
}

.specs-table tbody tr:hover {
  background: rgba(255,255,255,0.04);
}

.specs-table tbody td {
  padding: 16px 20px;
  font-size: 0.9rem;
}

.specs-table tbody td:first-child {
  color: rgba(255,255,255,0.5);
  font-weight: 500;
}

.specs-table tbody td:last-child {
  color: var(--white);
  font-weight: 600;
}

.specs-table tbody td .tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.specs-table tbody td .tag {
  background: rgba(14,165,233,0.1);
  border: 1px solid rgba(14,165,233,0.2);
  color: var(--accent-blue);
  font-size: 0.75rem;
  padding: 3px 10px;
  border-radius: 4px;
  font-weight: 500;
}

/* ============ APLICAÇÕES ============ */
.section-aplicacoes {
  padding: 100px 0;
  background: var(--off-white);
}

.aplicacoes-header {
  text-align: center;
  margin-bottom: 60px;
}

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

.aplicacao-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  transition: var(--transition);
  cursor: pointer;
}

.aplicacao-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(232, 117, 26, 0.4);
}

.aplicacao-img-wrap {
  position: relative;
  height: 220px;
  overflow: hidden;
}

.aplicacao-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.aplicacao-card:hover .aplicacao-img {
  transform: scale(1.05);
}

.aplicacao-img-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  transition: transform 0.6s ease;
}

.aplicacao-card:hover .aplicacao-img-placeholder {
  transform: scale(1.05);
}

.aplicacao-img-placeholder svg {
  width: 40px;
  height: 40px;
  opacity: 0.4;
}

.aplicacao-img-placeholder span {
  font-size: 0.75rem;
  opacity: 0.5;
  font-weight: 500;
}

.aplicacao-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(8px);
  color: var(--white);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: 6px;
}

.aplicacao-content {
  padding: 24px;
}

.aplicacao-content h3 {
  font-size: 1.05rem;
  color: var(--gray-900);
  margin-bottom: 8px;
  font-weight: 700;
}

.aplicacao-content p {
  font-size: 0.85rem;
  color: var(--gray-600);
  line-height: 1.5;
}

/* ============ PRODUTO ============ */
.section-produto {
  padding: 100px 0;
  background: var(--white);
}

.produto-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.produto-img-frame {
  position: relative;
}

.produto-img-main {
  width: 100%;
  max-height: 450px;
  object-fit: cover;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-xl);
}

.produto-img-placeholder {
  width: 100%;
  height: 420px;
  background: linear-gradient(135deg, var(--gray-100), var(--gray-200));
  border-radius: var(--border-radius-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  border: 2px dashed var(--gray-300);
}

.produto-img-placeholder svg {
  width: 60px;
  height: 60px;
  color: var(--gray-400, #9ca3af);
  opacity: 0.5;
}

.produto-img-placeholder p {
  font-size: 0.875rem;
  color: var(--gray-500, #6b7280);
  text-align: center;
  max-width: 200px;
  line-height: 1.5;
}

.produto-img-badge {
  position: absolute;
  bottom: 24px;
  right: 24px;
  background: linear-gradient(135deg, #1a1a2e, #16213e);
  border: 1px solid rgba(232, 117, 26, 0.3);
  border-radius: 10px;
  padding: 14px 20px;
}

.produto-img-badge .pib-label {
  font-size: 0.65rem;
  color: var(--inox);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 2px;
}

.produto-img-badge .pib-value {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--white);
}

.produto-info .section-tag {
  margin-bottom: 20px;
}

.produto-info h2 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  color: var(--gray-900);
  margin-bottom: 16px;
}

.produto-info h2 span {
  color: var(--accent);
}

.produto-info .produto-desc {
  color: var(--gray-600);
  line-height: 1.7;
  font-size: 1rem;
  margin-bottom: 32px;
}

.produto-features {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 36px;
}

.produto-feature {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 20px;
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: 10px;
}

.produto-feature .pf-icon {
  width: 36px;
  height: 36px;
  background: rgba(16,185,129,0.1);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.produto-feature .pf-icon svg {
  width: 18px;
  height: 18px;
  color: var(--success);
  fill: none;
  stroke: currentColor;
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.produto-feature span {
  font-size: 0.9rem;
  color: var(--gray-700);
  font-weight: 500;
}

.produto-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ============ CTA ============ */
.section-cta {
  padding: 120px 0;
  background: var(--gradient-hero);
  position: relative;
  overflow: hidden;
}

.section-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(circle at 30% 50%, rgba(232,117,26,0.15) 0%, transparent 60%),
    radial-gradient(circle at 70% 50%, rgba(14,165,233,0.08) 0%, transparent 60%);
}

.cta-grid-bg {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 50px 50px;
}

.cta-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.cta-content h2 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  color: var(--white);
  margin-bottom: 20px;
  line-height: 1.1;
}

.cta-content h2 span {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.cta-content p {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.65);
  margin-bottom: 48px;
  line-height: 1.7;
}

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

.cta-guarantees {
  display: flex;
  justify-content: center;
  gap: 32px;
  margin-top: 48px;
  padding-top: 40px;
  border-top: 1px solid rgba(255,255,255,0.1);
  flex-wrap: wrap;
}

.cta-guarantee {
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(255,255,255,0.6);
  font-size: 0.85rem;
}

.cta-guarantee svg {
  width: 18px;
  height: 18px;
  color: #10b981;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ============ FOOTER ============ */
.footer {
  background: #07070f;
  border-top: 1px solid rgba(255,255,255,0.05);
  padding: 60px 0 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 48px;
}

.footer-brand .brand-name {
  font-size: 1.5rem;
  font-weight: 800;
  background: var(--gradient-inox);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 8px;
}

.footer-brand .brand-tagline {
  font-size: 0.75rem;
  color: var(--inox);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.4);
  line-height: 1.6;
  max-width: 280px;
}

.footer-col h4 {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 20px;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-col ul a {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.4);
  text-decoration: none;
  transition: var(--transition);
}

.footer-col ul a:hover {
  color: var(--white);
}

.footer-contact-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.875rem;
  color: rgba(255,255,255,0.4);
  margin-bottom: 12px;
}

.footer-contact-item svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  opacity: 0.6;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom p {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.3);
}

.footer-seo-keywords {
  font-size: 0.7rem;
  color: rgba(255,255,255,0.15);
  max-width: 600px;
  text-align: right;
  line-height: 1.4;
}

/* ============ WHATSAPP FLOAT ============ */
.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 999;
  width: 60px;
  height: 60px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 30px rgba(37, 211, 102, 0.5);
  text-decoration: none;
  transition: var(--transition);
  animation: float-bounce 3s infinite;
}

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

.whatsapp-float svg {
  width: 32px;
  height: 32px;
  fill: white;
}

@keyframes float-bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
}

.whatsapp-float:hover {
  animation: none;
  transform: scale(1.1);
}

/* ============ SCROLL TO TOP ============ */
.scroll-top {
  position: fixed;
  bottom: 28px;
  left: 28px;
  z-index: 999;
  width: 44px;
  height: 44px;
  background: rgba(30, 30, 50, 0.8);
  border: 1px solid rgba(255,255,255,0.15);
  backdrop-filter: blur(10px);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
  opacity: 0;
  pointer-events: none;
}

.scroll-top.visible {
  opacity: 1;
  pointer-events: all;
}

.scroll-top:hover {
  background: var(--accent);
  border-color: transparent;
}

.scroll-top svg {
  width: 20px;
  height: 20px;
  color: white;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ============ ANIMATIONS ============ */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

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

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

/* ============ RESPONSIVE ============ */
@media (max-width: 1024px) {
  .hero-inner {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 40px;
  }

  .hero-bullets {
    max-width: 400px;
    margin: 0 auto 40px;
  }

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

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

  .hero-visual {
    max-width: 500px;
    margin: 0 auto;
  }

  .hero-badge-float2 {
    right: 0;
  }

  .problema-solution {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .beneficios-layout {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .specs-layout {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .specs-image-side {
    position: static;
  }

  .produto-layout {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }
}

@media (max-width: 768px) {
  .navbar-nav {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: rgba(15,15,26,0.98);
    flex-direction: column;
    padding: 24px;
    gap: 20px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
  }

  .navbar-nav.open {
    display: flex;
  }

  .hamburger {
    display: flex;
  }

  .navbar-cta .btn {
    display: none;
  }

  .etapas-line {
    display: none;
  }

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

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

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

  .videos-grid .video-card:first-child {
    grid-column: span 1;
  }

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

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .footer-seo-keywords {
    text-align: center;
  }

  .cta-guarantees {
    flex-direction: column;
    align-items: center;
    gap: 16px;
  }

  .hero-stats {
    flex-wrap: wrap;
    gap: 24px;
  }

  .hero-badge-float,
  .hero-badge-float2 {
    display: none;
  }

  .section-problema,
  .section-como-funciona,
  .section-videos,
  .section-beneficios,
  .section-specs,
  .section-aplicacoes,
  .section-produto,
  .section-cta {
    padding: 70px 0;
  }
}

@media (max-width: 480px) {
  .btn-lg {
    padding: 14px 24px;
    font-size: 0.95rem;
  }

  .hero-actions {
    flex-direction: column;
    align-items: center;
  }

  .hero-actions .btn {
    width: 100%;
    justify-content: center;
  }

  .cta-actions {
    flex-direction: column;
    align-items: center;
  }

  .cta-actions .btn {
    width: 100%;
    justify-content: center;
  }

  .produto-actions {
    flex-direction: column;
  }

  .produto-actions .btn {
    width: 100%;
    justify-content: center;
  }
}