/* ==========================================================================
   NEXO GASTRONOMIA — DESIGN SYSTEM & CORE STYLES
   Paleta: Vinho, Terracota, Creme/Areia, Verde-Oliva, Grafite
   ========================================================================== */

:root {
  /* Core Color Palette */
  --wine-900: #25070B;
  --wine-800: #3E0E14;
  --wine-700: #57141E;
  --wine-600: #741D29;
  --wine-500: #932938;

  --terracotta-700: #9B3B18;
  --terracotta-600: #BE4D23;
  --terracotta-500: #D96032;
  --terracotta-400: #E67A50;

  --cream-50: #FAF7F2;
  --cream-100: #F4EFE6;
  --cream-200: #E6DBCB;
  --cream-300: #D8C7B0;

  --olive-700: #3A4521;
  --olive-600: #4B592B;
  --olive-500: #627439;

  --slate-950: #0E0E11;
  --slate-900: #16161A;
  --slate-800: #222228;
  --slate-700: #32323B;
  --slate-600: #4A4A56;
  --slate-300: #9C9CA9;
  --slate-100: #E4E4E9;

  --gold-accent: #D4AF37;
  --whatsapp-green: #25D366;
  --whatsapp-hover: #20BA5A;

  /* Typography */
  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'DM Mono', monospace;

  /* Layout & Spacing */
  --site-max-width: 1240px;
  --header-height: 80px;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;

  /* Shadows & Glassmorphism */
  --shadow-sm: 0 2px 8px rgba(37, 7, 11, 0.06);
  --shadow-md: 0 8px 24px rgba(37, 7, 11, 0.1);
  --shadow-lg: 0 16px 40px rgba(37, 7, 11, 0.16);
  --shadow-glow: 0 0 30px rgba(217, 96, 50, 0.25);
  
  --glass-bg: rgba(254, 250, 245, 0.75);
  --glass-border: rgba(190, 77, 35, 0.15);
  --glass-dark: rgba(22, 22, 26, 0.85);

  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Dark theme overrides for dark cards */
.dark-theme {
  background-color: var(--slate-900);
  color: var(--cream-50);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  background-color: var(--cream-50);
  color: var(--slate-900);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}

/* Selection */
::selection {
  background-color: var(--wine-700);
  color: var(--cream-50);
}

/* Typography Base */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.15;
  color: var(--wine-900);
  letter-spacing: -0.02em;
}

p {
  color: var(--slate-700);
}

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

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Background Texture & Ambient Glow */
.ambient-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
  opacity: 0.6;
}

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

.ambient-orb-1 {
  width: 450px;
  height: 450px;
  background: radial-gradient(circle, rgba(116, 29, 41, 0.15) 0%, rgba(0,0,0,0) 70%);
  top: -100px;
  right: -50px;
}

.ambient-orb-2 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(190, 77, 35, 0.12) 0%, rgba(0,0,0,0) 70%);
  top: 40%;
  left: -150px;
}

.ambient-orb-3 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(75, 89, 43, 0.1) 0%, rgba(0,0,0,0) 70%);
  bottom: 10%;
  right: 5%;
}

.cursor-glow {
  position: fixed;
  width: 350px;
  height: 350px;
  background: radial-gradient(circle, rgba(190, 77, 35, 0.08) 0%, rgba(0,0,0,0) 70%);
  border-radius: 50%;
  pointer-events: none;
  transform: translate(-50%, -50%);
  z-index: 1;
  transition: transform 0.08s ease-out;
}

/* Container */
.section-wrap {
  width: 100%;
  max-width: var(--site-max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
  position: relative;
  z-index: 2;
}

/* Header & Navigation */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
  transition: background-color var(--transition-normal), backdrop-filter var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
  border-bottom: 1px solid transparent;
}

.header.scrolled {
  background-color: rgba(250, 247, 242, 0.9);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom-color: rgba(190, 77, 35, 0.12);
  box-shadow: var(--shadow-sm);
}

.brand {
  font-family: var(--font-heading);
  font-size: 1.65rem;
  font-weight: 700;
  color: var(--wine-900);
  display: flex;
  align-items: center;
  gap: 0.2rem;
  letter-spacing: -0.03em;
}

.brand span.dot {
  color: var(--terracotta-600);
}

.brand span.tag {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  background: var(--wine-800);
  color: var(--cream-100);
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
  margin-left: 0.5rem;
}

.nav {
  display: flex;
  align-items: center;
  gap: 2.2rem;
}

.nav a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--slate-800);
  position: relative;
  padding: 0.4rem 0;
}

.nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--terracotta-600);
  transition: width var(--transition-fast);
  border-radius: 2px;
}

.nav a:hover,
.nav a[aria-current="page"] {
  color: var(--wine-800);
}

.nav a:hover::after,
.nav a[aria-current="page"]::after {
  width: 100%;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.85rem 1.6rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  cursor: pointer;
  border: none;
  transition: all var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--wine-800) 0%, var(--wine-900) 100%);
  color: var(--cream-50);
  box-shadow: 0 4px 14px rgba(62, 14, 20, 0.25);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--terracotta-600) 0%, var(--wine-800) 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(190, 77, 35, 0.35);
  color: #ffffff;
}

.btn-whatsapp {
  background-color: var(--whatsapp-green);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.25);
}

.btn-whatsapp:hover {
  background-color: var(--whatsapp-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
  color: #ffffff;
}

.btn-secondary {
  background-color: var(--cream-100);
  color: var(--wine-900);
  border: 1px solid var(--cream-300);
}

.btn-secondary:hover {
  background-color: var(--cream-200);
  border-color: var(--terracotta-500);
  color: var(--terracotta-700);
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  color: var(--wine-900);
  border: 1px solid var(--wine-800);
}

.btn-outline:hover {
  background: var(--wine-800);
  color: var(--cream-50);
}

.btn-sm {
  padding: 0.55rem 1.1rem;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 1.1rem 2.2rem;
  font-size: 1.05rem;
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  width: 40px;
  height: 40px;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  z-index: 110;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--wine-900);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

/* Badges & Pills */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-full);
  font-size: 0.825rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  background-color: rgba(190, 77, 35, 0.08);
  color: var(--terracotta-700);
  border: 1px solid rgba(190, 77, 35, 0.2);
}

.badge-olive {
  background-color: rgba(75, 89, 43, 0.1);
  color: var(--olive-700);
  border-color: rgba(75, 89, 43, 0.25);
}

.badge-wine {
  background-color: rgba(62, 14, 20, 0.08);
  color: var(--wine-800);
  border-color: rgba(62, 14, 20, 0.2);
}

/* Hero Section */
.hero {
  padding-top: calc(var(--header-height) + 3rem);
  padding-bottom: 5rem;
  min-height: 90vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: center;
}

.hero-copy {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.5rem;
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 3.8rem);
  font-weight: 700;
  color: var(--wine-900);
  line-height: 1.08;
}

.hero-title em {
  font-style: italic;
  color: var(--terracotta-600);
  position: relative;
  display: inline-block;
}

.hero-title em::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 0;
  width: 100%;
  height: 6px;
  background-color: rgba(190, 77, 35, 0.2);
  z-index: -1;
  border-radius: 3px;
}

.hero-text {
  font-size: 1.15rem;
  color: var(--slate-700);
  line-height: 1.6;
  max-width: 540px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  margin-top: 0.5rem;
}

.hero-features-strip {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--cream-200);
  margin-top: 1rem;
  width: 100%;
}

.hero-feature-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--slate-800);
}

.hero-feature-item svg {
  color: var(--terracotta-600);
  flex-shrink: 0;
}

/* Hero Interactive Mockup Window */
.hero-art {
  position: relative;
  perspective: 1000px;
}

.mockup-window {
  background: var(--slate-900);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  border: 1px solid rgba(230, 219, 203, 0.15);
  overflow: hidden;
  transform: rotateY(-3deg) rotateX(2deg);
  transition: transform 0.5s ease;
}

.mockup-window:hover {
  transform: rotateY(0deg) rotateX(0deg);
}

.window-bar {
  background-color: var(--slate-950);
  padding: 0.75rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.window-dots {
  display: flex;
  gap: 6px;
}

.window-dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: #ff5f56;
}

.window-dots span:nth-child(2) { background-color: #ffbd2e; }
.window-dots span:nth-child(3) { background-color: #27c93f; }

.url-bar {
  background-color: var(--slate-800);
  color: var(--cream-100);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 0.3rem 1rem;
  border-radius: var(--radius-full);
  opacity: 0.9;
  display: flex;
  align-items: center;
  gap: 6px;
}

.url-bar::before {
  content: '🔒';
  font-size: 0.7rem;
}

.mockup-body {
  position: relative;
  background-color: var(--slate-950);
  color: var(--cream-50);
  min-height: 380px;
  overflow: hidden;
}

.mockup-hero-img {
  width: 100%;
  height: 240px;
  object-fit: cover;
  filter: brightness(0.85);
}

.mockup-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 240px;
  background: linear-gradient(to bottom, rgba(14,14,17,0.2) 0%, rgba(14,14,17,0.95) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.25rem;
}

.mockup-tag {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--terracotta-400);
  margin-bottom: 0.2rem;
}

.mockup-title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  color: var(--cream-50);
}

.mockup-content {
  padding: 1.25rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.mockup-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 0.85rem;
  border-radius: var(--radius-sm);
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.mockup-card h4 {
  color: var(--cream-100);
  font-size: 0.9rem;
  font-family: var(--font-body);
  font-weight: 600;
}

.mockup-card p {
  color: var(--slate-300);
  font-size: 0.75rem;
}

.mockup-badge-live {
  position: absolute;
  bottom: 15px;
  right: 15px;
  background: var(--whatsapp-green);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.4rem 0.8rem;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  gap: 6px;
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
}

.mockup-badge-live::before {
  content: '';
  width: 8px;
  height: 8px;
  background: #ffffff;
  border-radius: 50%;
  animation: pulseGlow 1.5s infinite;
}

@keyframes pulseGlow {
  0% { transform: scale(0.9); opacity: 0.8; }
  50% { transform: scale(1.3); opacity: 1; }
  100% { transform: scale(0.9); opacity: 0.8; }
}

/* Marquee / Specialty Band */
.marquee {
  background: var(--wine-900);
  color: var(--cream-100);
  padding: 1.1rem 0;
  overflow: hidden;
  white-space: nowrap;
  border-y: 1px solid var(--wine-700);
}

.marquee-track {
  display: inline-flex;
  align-items: center;
  gap: 2.5rem;
  animation: marqueeScroll 25s linear infinite;
}

.marquee-track span {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.marquee-track i {
  color: var(--terracotta-500);
  font-style: normal;
}

@keyframes marqueeScroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* Section Header Component */
.section-header {
  margin-bottom: 3.5rem;
}

.section-tag {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--terracotta-600);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.section-tag::after {
  content: '';
  height: 1px;
  width: 40px;
  background-color: var(--terracotta-600);
}

.section-title {
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  color: var(--wine-900);
}

.section-title em {
  color: var(--terracotta-600);
  font-style: italic;
}

.section-desc {
  font-size: 1.1rem;
  color: var(--slate-700);
  margin-top: 0.75rem;
  max-width: 680px;
}

/* Pain Points / Problemas Resolvidos Section */
.pain-section {
  padding: 6rem 0;
  background-color: var(--cream-100);
  border-y: 1px solid var(--cream-200);
}

.pain-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.75rem;
}

.pain-card {
  background: var(--cream-50);
  border-radius: var(--radius-md);
  padding: 2rem;
  border: 1px solid var(--cream-200);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.pain-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--terracotta-500);
}

.pain-icon-wrapper {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background-color: rgba(116, 29, 41, 0.08);
  color: var(--wine-800);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.pain-card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.6rem;
  color: var(--wine-900);
}

.pain-card p {
  font-size: 0.95rem;
  color: var(--slate-600);
  margin-bottom: 1.25rem;
}

.solution-pill {
  font-size: 0.825rem;
  font-weight: 600;
  color: var(--olive-700);
  background-color: rgba(75, 89, 43, 0.08);
  padding: 0.5rem 0.85rem;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  border-left: 3px solid var(--olive-600);
}

/* Products Section (Os 5 Produtos Gastronômicos) */
.products-section {
  padding: 6.5rem 0;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 2rem;
}

.product-card {
  background: var(--cream-50);
  border-radius: var(--radius-lg);
  border: 1px solid var(--cream-200);
  padding: 2.25rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  position: relative;
  transition: all var(--transition-normal);
  overflow: hidden;
}

.product-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--wine-800), var(--terracotta-500));
  opacity: 0.8;
  transition: opacity var(--transition-fast);
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(190, 77, 35, 0.3);
}

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

.product-number {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--terracotta-600);
  font-weight: 500;
  margin-bottom: 1rem;
}

.product-card h3 {
  font-size: 1.6rem;
  color: var(--wine-900);
  margin-bottom: 0.75rem;
  line-height: 1.2;
}

.product-subtitle {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--olive-700);
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.product-card p {
  font-size: 0.975rem;
  color: var(--slate-700);
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.product-features-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  margin-bottom: 2rem;
  margin-top: auto;
}

.product-features-list li {
  font-size: 0.875rem;
  color: var(--slate-800);
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.product-features-list li svg {
  color: var(--terracotta-600);
  flex-shrink: 0;
}

.product-cta {
  margin-top: auto;
  width: 100%;
}

/* Features / Benefits Grid */
.benefits-section {
  padding: 6rem 0;
  background-color: var(--wine-900);
  color: var(--cream-50);
  position: relative;
  overflow: hidden;
}

.benefits-section .section-title {
  color: var(--cream-50);
}

.benefits-section .section-desc {
  color: var(--cream-200);
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.benefit-card {
  background: var(--slate-900);
  border: 1px solid rgba(230, 219, 203, 0.12);
  border-radius: var(--radius-md);
  padding: 2rem;
  transition: transform var(--transition-fast);
}

.benefit-card:hover {
  transform: translateY(-4px);
  border-color: var(--terracotta-500);
}

.benefit-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background-color: rgba(217, 96, 50, 0.15);
  color: var(--terracotta-400);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.benefit-card h3 {
  color: var(--cream-50);
  font-size: 1.3rem;
  margin-bottom: 0.75rem;
}

.benefit-card p {
  color: var(--slate-300);
  font-size: 0.95rem;
}

/* Process Section */
.process-section {
  padding: 6.5rem 0;
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  position: relative;
}

.process-card {
  background: var(--cream-50);
  border-radius: var(--radius-md);
  border: 1px solid var(--cream-200);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  position: relative;
}

.process-number {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--terracotta-600);
  opacity: 0.85;
  margin-bottom: 0.5rem;
}

.process-card h3 {
  font-size: 1.2rem;
  color: var(--wine-900);
  margin-bottom: 0.5rem;
}

.process-card p {
  font-size: 0.9rem;
  color: var(--slate-700);
}

/* Target Audience / Público Ideal */
.audience-section {
  padding: 6rem 0;
  background-color: var(--cream-100);
  border-y: 1px solid var(--cream-200);
}

.audience-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.audience-card {
  background: var(--cream-50);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  border: 1px solid var(--cream-200);
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  transition: transform var(--transition-fast);
}

.audience-card:hover {
  transform: translateY(-3px);
  border-color: var(--wine-600);
}

.audience-card-icon {
  font-size: 2rem;
  line-height: 1;
}

.audience-card-info h3 {
  font-size: 1.15rem;
  color: var(--wine-900);
  margin-bottom: 0.35rem;
}

.audience-card-info p {
  font-size: 0.875rem;
  color: var(--slate-700);
}

/* Interactive Demos / Portfólio de Conceitos */
.demos-section {
  padding: 6.5rem 0;
}

.demo-tab-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
}

.demo-tab-btn {
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  background: var(--cream-100);
  border: 1px solid var(--cream-300);
  color: var(--wine-900);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.demo-tab-btn.active,
.demo-tab-btn:hover {
  background: var(--wine-800);
  color: var(--cream-50);
  border-color: var(--wine-800);
  box-shadow: var(--shadow-sm);
}

.demo-display-area {
  background: var(--slate-900);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(230, 219, 203, 0.15);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.demo-panel {
  display: none;
  grid-template-columns: 1fr 1fr;
  align-items: center;
}

.demo-panel.active {
  display: grid;
}

.demo-panel-image-wrap {
  width: 100%;
  height: 420px;
  overflow: hidden;
  position: relative;
}

.demo-panel-image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.demo-panel-info {
  padding: 3rem;
  color: var(--cream-50);
}

.demo-panel-tag {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--terracotta-400);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
}

.demo-panel-info h3 {
  font-size: 2rem;
  color: var(--cream-50);
  margin-bottom: 1rem;
}

.demo-panel-info p {
  color: var(--slate-300);
  font-size: 1rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.demo-features-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.demo-features-tags span {
  font-size: 0.8rem;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.08);
  color: var(--cream-200);
  padding: 0.35rem 0.8rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

/* FAQ Accordion Section */
.faq-section {
  padding: 6rem 0;
  background-color: var(--cream-100);
  border-top: 1px solid var(--cream-200);
}

.faq-container {
  max-width: 840px;
  margin: 0 auto;
}

.faq-item {
  background: var(--cream-50);
  border-radius: var(--radius-md);
  border: 1px solid var(--cream-200);
  margin-bottom: 1rem;
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.faq-item:hover {
  border-color: var(--terracotta-500);
}

.faq-question {
  width: 100%;
  padding: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: none;
  border: none;
  font-family: var(--font-body);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--wine-900);
  text-align: left;
  cursor: pointer;
}

.faq-icon {
  font-size: 1.4rem;
  color: var(--terracotta-600);
  transition: transform var(--transition-fast);
}

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

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  padding: 0 1.5rem;
}

.faq-item.active .faq-answer {
  max-height: 300px;
  padding: 0 1.5rem 1.5rem 1.5rem;
}

.faq-answer p {
  font-size: 0.975rem;
  color: var(--slate-700);
  line-height: 1.6;
}

/* Contact & CTA Section */
.contact-section {
  padding: 6.5rem 0;
  background: linear-gradient(135deg, var(--wine-900) 0%, var(--slate-900) 100%);
  color: var(--cream-50);
  position: relative;
  overflow: hidden;
}

.contact-box {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  padding: 3.5rem 2.5rem;
  text-align: center;
  backdrop-filter: blur(10px);
}

.contact-box h2 {
  color: var(--cream-50);
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  margin-bottom: 1rem;
}

.contact-box h2 em {
  color: var(--terracotta-400);
  font-style: italic;
}

.contact-box p {
  color: var(--cream-200);
  font-size: 1.15rem;
  max-width: 640px;
  margin: 0 auto 2.5rem auto;
}

.contact-direct-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.contact-link-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 1.25rem 2rem;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  gap: 1rem;
  color: var(--cream-50);
  transition: all var(--transition-fast);
}

.contact-link-card:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-2px);
  border-color: var(--terracotta-400);
}

.contact-link-card strong {
  display: block;
  font-size: 1.1rem;
}

.contact-link-card small {
  display: block;
  font-size: 0.75rem;
  color: var(--slate-300);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* Floating WhatsApp Button */
.whatsapp-float {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 60px;
  height: 60px;
  background-color: var(--whatsapp-green);
  color: #ffffff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
  z-index: 99;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 12px 30px rgba(37, 211, 102, 0.6);
  color: #ffffff;
}

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

/* Footer */
.footer {
  background-color: var(--slate-950);
  color: var(--slate-300);
  padding: 4rem 0 2rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.9rem;
}

.footer-top {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer .brand {
  color: var(--cream-50);
}

.footer-nav {
  display: flex;
  gap: 1.75rem;
  flex-wrap: wrap;
}

.footer-nav a:hover {
  color: var(--terracotta-400);
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding-top: 2rem;
  font-size: 0.85rem;
}

/* Animations / Scroll Reveal */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* Responsive Media Queries */
@media (max-width: 992px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 3rem;
    padding-top: calc(var(--header-height) + 1.5rem);
    text-align: center;
  }

  .hero-copy {
    align-items: center;
  }

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

  .demo-panel {
    grid-template-columns: 1fr;
  }

  .demo-panel-image-wrap {
    height: 280px;
  }

  .demo-panel-info {
    padding: 2rem;
  }
}

@media (max-width: 768px) {
  .header {
    padding: 0 1.25rem;
  }

  .nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 320px;
    height: 100vh;
    background: var(--cream-50);
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    padding: 3rem 2rem;
    box-shadow: var(--shadow-lg);
    transition: right var(--transition-normal);
    z-index: 105;
  }

  .header.menu-open .nav {
    right: 0;
  }

  .menu-toggle {
    display: flex;
  }

  .header.menu-open .menu-toggle span:nth-child(1) {
    transform: translateY(4px) rotate(45deg);
  }

  .header.menu-open .menu-toggle span:nth-child(2) {
    transform: translateY(-4px) rotate(-45deg);
  }

  .header-cta {
    display: none;
  }

  .products-grid,
  .pain-grid,
  .benefits-grid {
    grid-template-columns: 1fr;
  }

  .contact-box {
    padding: 2.5rem 1.5rem;
  }

  .whatsapp-float {
    bottom: 1.25rem;
    right: 1.25rem;
    width: 52px;
    height: 52px;
  }
}