/* ============================================
   IA para Médicos — Landing Page
   Design System & Styles
   ============================================ */

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

/* --- Custom Properties --- */
:root {
  /* Backgrounds */
  --bg-primary: #040D1A;
  --bg-secondary: #0A1628;
  --bg-glass: rgba(0, 83, 154, 0.08);
  --bg-glass-hover: rgba(0, 83, 154, 0.14);
  --border-glass: rgba(0, 219, 255, 0.15);
  --border-glass-hover: rgba(0, 219, 255, 0.35);

  /* Einstein Blues */
  --einstein-dark: #00539A;
  --einstein-mid: #0096D2;
  --einstein-light: #00DBFF;

  /* Text */
  --text-primary: #F0F4F8;
  --text-secondary: #8BA3C1;
  --text-muted: #4A6484;

  /* Gradients */
  --gradient-brand: linear-gradient(135deg, #00539A, #0096D2, #00DBFF);
  --gradient-text: linear-gradient(90deg, #0096D2, #00DBFF);
  --gradient-dark: linear-gradient(180deg, #040D1A 0%, #0A1628 100%);

  /* Glows */
  --glow-sm: 0 0 15px rgba(0, 219, 255, 0.15);
  --glow-md: 0 0 25px rgba(0, 219, 255, 0.25);
  --glow-lg: 0 0 40px rgba(0, 219, 255, 0.4);
  --glow-cta: 0 4px 30px rgba(0, 150, 210, 0.5);

  /* Typography */
  --font-primary: 'Montserrat', Arial, sans-serif;
  --fw-light: 300;
  --fw-regular: 400;
  --fw-medium: 500;
  --fw-semibold: 600;
  --fw-bold: 700;
  --fw-extrabold: 800;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* Layout */
  --container-max: 1200px;
  --container-narrow: 800px;
  --nav-height: 72px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 50px;
}

/* --- Base --- */
html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

a {
  text-decoration: none;
  color: inherit;
}

ul, ol {
  list-style: none;
}

/* --- Typography --- */
h1, h2, h3, h4 {
  line-height: 1.2;
  font-weight: var(--fw-bold);
}

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

.gradient-text--animated {
  background: linear-gradient(90deg, #0096D2, #00DBFF, #0096D2, #00DBFF);
  background-size: 300% 100%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradient-shift 4s ease infinite;
}

@keyframes gradient-shift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.section-label {
  font-size: 0.8rem;
  font-weight: var(--fw-semibold);
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--einstein-light);
  margin-bottom: var(--space-md);
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: var(--fw-bold);
  margin-bottom: var(--space-lg);
}

/* --- Layout --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.container--narrow {
  max-width: var(--container-narrow);
}

section {
  padding: var(--space-4xl) 0;
  position: relative;
}

/* --- Glass Card --- */
.glass-card {
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: var(--space-lg);
  transition: all 0.3s ease;
}

.glass-card:hover {
  background: var(--bg-glass-hover);
  border-color: var(--border-glass-hover);
  box-shadow: var(--glow-sm);
}

/* --- CTA Button --- */
.cta-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 1rem 2.5rem;
  background: var(--gradient-brand);
  color: #fff;
  font-family: var(--font-primary);
  font-size: 1rem;
  font-weight: var(--fw-semibold);
  letter-spacing: 1px;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  text-transform: uppercase;
  box-shadow: var(--glow-cta);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  position: relative;
  overflow: hidden;
}

.cta-button::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.15), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.cta-button:hover {
  transform: translateY(-2px) scale(1.03);
  box-shadow: var(--glow-lg);
}

.cta-button:hover::before {
  opacity: 1;
}

.cta-button.cta-button--sm {
  padding: 0.55rem 1.4rem;
  font-size: 0.8rem;
  letter-spacing: 0.5px;
  background: #00DBFF;
  color: #000;
  font-weight: var(--fw-bold);
  box-shadow: 0 2px 12px rgba(0, 219, 255, 0.35);
}

.cta-button.cta-button--sm:hover {
  background: #fff;
  color: #000;
  box-shadow: 0 2px 20px rgba(0, 219, 255, 0.5);
}

/* --- Navbar --- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-height);
  z-index: 1000;
  background: rgba(4, 13, 26, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(0, 219, 255, 0.08);
  transform: translateY(-100%);
  transition: transform 0.4s ease;
}

.navbar.visible {
  transform: translateY(0);
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.navbar__logo {
  display: flex;
  align-items: center;
}

.navbar__logo-img {
  height: 88px;
  width: auto;
  filter: brightness(0) invert(1);
}

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

.navbar__links a {
  font-size: 0.85rem;
  font-weight: var(--fw-medium);
  color: var(--text-secondary);
  transition: color 0.3s ease;
  letter-spacing: 0.5px;
}

.navbar__links a:hover {
  color: var(--einstein-light);
}

.navbar__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: var(--space-sm);
  background: none;
  border: none;
}

.navbar__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all 0.3s ease;
}

/* Mobile nav overlay */
.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: 999;
  background: rgba(4, 13, 26, 0.97);
  backdrop-filter: blur(20px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-xl);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}

.mobile-nav.open {
  opacity: 1;
  pointer-events: all;
}

.mobile-nav a {
  font-size: 1.3rem;
  font-weight: var(--fw-medium);
  color: var(--text-secondary);
  transition: color 0.3s ease;
}

.mobile-nav a:hover {
  color: var(--einstein-light);
}

.mobile-nav__close {
  position: absolute;
  top: var(--space-xl);
  right: var(--space-xl);
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.8rem;
  cursor: pointer;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-3xl) var(--space-xl);
  overflow: hidden;
}

.hero__canvas {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.hero__bg-image {
  position: absolute;
  inset: 0;
  z-index: 0;
  background: url('../assets/images/og-hero.jpg') center center / cover no-repeat;
  opacity: 0.2;
}

.hero__glow {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 150, 210, 0.12) 0%, transparent 70%);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 0;
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 800px;
}

.hero__badge {
  display: inline-block;
  padding: 0.4rem 1.2rem;
  border: 1px solid rgba(0, 219, 255, 0.3);
  border-radius: var(--radius-full);
  font-size: 0.7rem;
  font-weight: var(--fw-semibold);
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--einstein-light);
  margin-bottom: var(--space-xl);
}

.hero__title {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: var(--fw-extrabold);
  margin-bottom: var(--space-md);
}

.hero__subtitle {
  font-size: clamp(1rem, 2.5vw, 1.35rem);
  font-weight: var(--fw-light);
  color: var(--text-primary);
  margin-bottom: var(--space-2xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  min-height: 1.6em;
}

.hero__subtitle .typing-cursor {
  display: inline-block;
  width: 2px;
  height: 1em;
  background: var(--einstein-light);
  margin-left: 2px;
  vertical-align: text-bottom;
  animation: blink-cursor 0.7s step-end infinite;
}

@keyframes blink-cursor {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

.hero__stats {
  display: flex;
  justify-content: center;
  gap: var(--space-xl);
  margin-bottom: var(--space-2xl);
  flex-wrap: wrap;
}

.hero__stat {
  position: relative;
  padding: var(--space-lg) var(--space-xl);
  min-width: 200px;
  flex: 1 1 0;
  max-width: 280px;
  cursor: pointer;
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  background: rgba(0, 83, 154, 0.15);
  border-radius: var(--radius-lg);
  border: 1px solid transparent;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 0 20px rgba(0, 219, 255, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.05);
  transition: all 0.35s ease;
}

/* Gradient border via pseudo-element */
.hero__stat::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  padding: 1px;
  background: linear-gradient(135deg, rgba(0, 83, 154, 0.6), rgba(0, 219, 255, 0.4));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  transition: background 0.35s ease;
}

.hero__stat:hover {
  transform: translateY(-6px) scale(1.04);
  box-shadow: 0 8px 32px rgba(0, 219, 255, 0.25), 0 0 20px rgba(0, 219, 255, 0.12);
  background: rgba(0, 83, 154, 0.22);
}

.hero__stat:hover::before {
  background: linear-gradient(135deg, rgba(0, 150, 210, 0.8), rgba(0, 219, 255, 0.7));
}

/* Stagger entrance */
.hero__stat--stagger {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
  transition-delay: calc(var(--stagger) * 0.2s);
}

.hero__stat--stagger.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Icon circle */
.hero__stat-icon-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(0, 83, 154, 0.5), rgba(0, 219, 255, 0.15));
  border: 1px solid rgba(0, 219, 255, 0.3);
  color: var(--accent-primary);
  margin-bottom: var(--space-md);
  box-shadow: 0 0 16px rgba(0, 219, 255, 0.15);
  transition: all 0.35s ease;
}

.hero__stat:hover .hero__stat-icon-wrap {
  box-shadow: 0 0 24px rgba(0, 219, 255, 0.3);
  border-color: rgba(0, 219, 255, 0.5);
  background: linear-gradient(135deg, rgba(0, 83, 154, 0.6), rgba(0, 219, 255, 0.25));
}

.hero__stat-value {
  font-size: 1.1rem;
  font-weight: var(--fw-bold);
  color: var(--text-primary);
  line-height: 1.3;
}

.hero__stat-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: 6px;
  line-height: 1.4;
}

.hero__meta {
  margin-top: var(--space-lg);
  font-size: 0.85rem;
  color: var(--text-muted);
}

.hero__cta-group {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.hero__scarcity {
  display: inline-block;
  padding: 0.4rem 1.2rem;
  font-size: 0.8rem;
  font-weight: var(--fw-semibold);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--einstein-light);
  border: 1px solid rgba(0, 219, 255, 0.3);
  border-radius: 999px;
  background: rgba(0, 219, 255, 0.08);
  animation: pulse-glow 3s ease-in-out infinite;
}

.hero__scroll {
  position: absolute;
  bottom: var(--space-xl);
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
  animation: bounce 2s ease-in-out infinite;
}

.hero__scroll svg {
  width: 24px;
  height: 24px;
  color: var(--text-muted);
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(10px); }
}

/* ============================================
   PROBLEMA SECTION
   ============================================ */
.problema {
  background: var(--bg-primary);
  overflow: hidden;
  padding-top: 0;
  padding-bottom: 0;
}

/* Tool icon strips */
.problema__tools-strip {
  overflow: hidden;
  padding: var(--space-xl) 0;
  mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
  -webkit-mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
}

.problema__tools-track {
  display: flex;
  gap: var(--space-2xl);
  width: max-content;
  align-items: center;
}

.problema__tools-track--left {
  animation: scrollToolsLeft 30s linear infinite;
}

.problema__tools-track--right {
  animation: scrollToolsRight 30s linear infinite;
}

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

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

.problema__tool-icon {
  width: 44px;
  height: 44px;
  object-fit: contain;
  opacity: 0.35;
  filter: grayscale(0.3);
  transition: opacity 0.3s ease, filter 0.3s ease;
  flex-shrink: 0;
}

.problema__tools-strip:hover .problema__tool-icon {
  opacity: 0.55;
  filter: grayscale(0);
}

.problema__tool-icon--invert {
  filter: grayscale(0.3) invert(1) brightness(2);
}

.problema__tools-strip:hover .problema__tool-icon--invert {
  filter: invert(1) brightness(2);
}

/* Text content */
.problema__content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
  padding: var(--space-xl) var(--space-lg);
}

.problema__heading {
  font-size: clamp(1.6rem, 4vw, 2.6rem);
  font-weight: var(--fw-bold);
  margin-bottom: var(--space-2xl);
  color: var(--text-primary);
  line-height: 1.25;
}

.problema__points {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  margin-bottom: var(--space-2xl);
  text-align: left;
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
}

.problema__point {
  padding-left: var(--space-lg);
  border-left: 2px solid var(--accent-primary);
  color: var(--text-secondary);
  font-size: 1.15rem;
  line-height: 1.65;
}

.problema__closing {
  font-size: clamp(1.3rem, 3vw, 1.6rem);
  font-weight: var(--fw-bold);
}

/* ============================================
   OVERVIEW SECTION
   ============================================ */
.overview {
  background: var(--bg-secondary);
}

.overview__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
}

.overview__cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.overview__card {
  position: relative;
  text-align: center;
  padding: var(--space-xl) var(--space-lg);
  background: rgba(0, 83, 154, 0.15);
  border-radius: var(--radius-lg);
  border: 1px solid transparent;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 0 16px rgba(0, 219, 255, 0.06);
  transition: all 0.35s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.overview__card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  padding: 1px;
  background: linear-gradient(135deg, rgba(0, 83, 154, 0.5), rgba(0, 219, 255, 0.3));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.overview__card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 28px rgba(0, 219, 255, 0.18);
  background: rgba(0, 83, 154, 0.22);
}

.overview__card-icon-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(0, 83, 154, 0.5), rgba(0, 219, 255, 0.15));
  border: 1px solid rgba(0, 219, 255, 0.3);
  color: var(--accent-primary);
  margin-bottom: var(--space-md);
  box-shadow: 0 0 12px rgba(0, 219, 255, 0.12);
}

.overview__card-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 6px;
}

.overview__card-value {
  font-size: 1.15rem;
  font-weight: var(--fw-bold);
  color: var(--text-primary);
  line-height: 1.3;
}

.overview__visual {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--border-glass);
  box-shadow: var(--glow-md);
}

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

/* ============================================
   MODULES SECTION
   ============================================ */
.modulos {
  background: var(--bg-primary);
}

.modulos__header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.modulos__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.module-card {
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.module-card__header {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.module-card__number {
  font-size: 2.5rem;
  font-weight: var(--fw-extrabold);
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  opacity: 0.6;
  min-width: 60px;
  line-height: 1;
}

.module-card__title {
  font-size: 1rem;
  font-weight: var(--fw-semibold);
  color: var(--text-primary);
  flex: 1;
}

.module-card__chevron {
  color: var(--text-muted);
  transition: transform 0.3s ease;
  flex-shrink: 0;
}

.module-card.active .module-card__chevron {
  transform: rotate(180deg);
  color: var(--einstein-light);
}

.module-card__details {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
}

.module-card.active .module-card__details {
  max-height: 300px;
  padding-top: var(--space-md);
}

.module-card__desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-md);
  padding-left: calc(60px + var(--space-lg));
}

.module-card__tools {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  padding-left: calc(60px + var(--space-lg));
}

.tool-badge {
  padding: 0.25rem 0.7rem;
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-full);
  font-size: 0.7rem;
  font-weight: var(--fw-medium);
  color: var(--einstein-light);
  white-space: nowrap;
}

/* ============================================
   TOOLS CAROUSEL SECTION
   ============================================ */
.ferramentas {
  background: var(--bg-secondary);
  overflow: hidden;
  padding-bottom: var(--space-4xl);
}

.ferramentas__header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.carousel {
  width: 100%;
  overflow: hidden;
}

.carousel__row {
  overflow: hidden;
  padding: var(--space-sm) 0;
}

.carousel__row + .carousel__row {
  margin-top: var(--space-md);
}

.carousel__track {
  display: flex;
  gap: var(--space-md);
  width: max-content;
  will-change: transform;
}

.carousel__track--left {
  animation: carousel-scroll-left 60s linear infinite;
}

.carousel__track--right {
  animation: carousel-scroll-right 60s linear infinite;
}

.carousel__row:hover .carousel__track {
  animation-play-state: paused;
}

@keyframes carousel-scroll-left {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

@keyframes carousel-scroll-right {
  from { transform: translateX(-50%); }
  to   { transform: translateX(0); }
}

.carousel__item {
  flex-shrink: 0;
  width: 120px;
  height: 140px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-md);
  cursor: default;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.carousel__item:hover {
  transform: scale(1.08);
  box-shadow: var(--glow-md);
  border-color: var(--border-glass-hover);
}

.carousel__logo {
  width: 64px;
  height: 64px;
  object-fit: contain;
}

.carousel__logo--invert {
  filter: invert(1) brightness(2);
}

.carousel__name {
  font-size: 0.7rem;
  font-weight: var(--fw-medium);
  color: var(--text-secondary);
  text-align: center;
  white-space: nowrap;
}

/* ============================================
   PARA QUEM SECTION
   ============================================ */
.para-quem {
  background: var(--bg-secondary);
}

.para-quem__header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.para-quem__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}

.para-quem__card {
  text-align: center;
  padding: var(--space-2xl) var(--space-lg);
}

.para-quem__icon {
  width: 56px;
  height: 56px;
  margin: 0 auto var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(0, 219, 255, 0.08);
  border: 1px solid rgba(0, 219, 255, 0.2);
}

.para-quem__icon svg {
  width: 28px;
  height: 28px;
  color: var(--einstein-light);
}

.para-quem__text {
  font-size: 0.95rem;
  font-weight: var(--fw-medium);
  color: var(--text-primary);
  line-height: 1.4;
}

/* ============================================
   DIFERENCIAIS SECTION
   ============================================ */
.diferenciais {
  background: var(--bg-primary);
}

.diferenciais__header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.diferenciais__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.diferencial-card {
  border-top: 2px solid var(--einstein-mid);
  padding-top: var(--space-lg);
}

.diferencial-card__number {
  font-size: 0.75rem;
  font-weight: var(--fw-bold);
  color: var(--einstein-light);
  margin-bottom: var(--space-sm);
}

.diferencial-card__title {
  font-size: 1.1rem;
  font-weight: var(--fw-semibold);
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
}

.diferencial-card__desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ============================================
   PRICING SECTION
   ============================================ */
.investimento {
  background: var(--bg-secondary);
}

.investimento__header {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.pricing-card {
  max-width: 520px;
  margin: 0 auto;
  text-align: center;
  padding: var(--space-3xl);
  border-top: 3px solid;
  border-image: var(--gradient-brand) 1;
  animation: pulse-glow 3s ease-in-out infinite;
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 20px rgba(0, 219, 255, 0.12); }
  50% { box-shadow: 0 0 50px rgba(0, 219, 255, 0.3); }
}

.pricing-card__original {
  font-size: 1.1rem;
  color: var(--text-muted);
  text-decoration: line-through;
  margin-bottom: var(--space-sm);
}

.pricing-card__coupon {
  display: inline-block;
  padding: 0.4rem 1rem;
  background: rgba(0, 219, 255, 0.1);
  border: 1px solid rgba(0, 219, 255, 0.3);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: var(--fw-bold);
  color: var(--einstein-light);
  letter-spacing: 1px;
  margin-bottom: var(--space-lg);
}

.pricing-card__price {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: var(--fw-extrabold);
  margin-bottom: var(--space-sm);
}

.pricing-card__installments {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-2xl);
}

.pricing-card__note {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: var(--space-lg);
}

/* ============================================
   FAQ SECTION
   ============================================ */
.faq {
  background: var(--bg-primary);
}

.faq__header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.faq__list {
  max-width: var(--container-narrow);
  margin: 0 auto;
}

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

.faq-item__question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg) 0;
  background: none;
  border: none;
  color: var(--text-primary);
  font-family: var(--font-primary);
  font-size: 1rem;
  font-weight: var(--fw-semibold);
  text-align: left;
  cursor: pointer;
  transition: color 0.3s ease;
}

.faq-item__question:hover {
  color: var(--einstein-light);
}

.faq-item__icon {
  flex-shrink: 0;
  transition: transform 0.3s ease;
  color: var(--text-muted);
}

.faq-item.active .faq-item__icon {
  transform: rotate(45deg);
  color: var(--einstein-light);
}

.faq-item__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq-item.active .faq-item__answer {
  max-height: 200px;
  padding-bottom: var(--space-lg);
}

.faq-item__answer p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-glass);
  padding: var(--space-3xl) 0 var(--space-xl);
  text-align: center;
}

.footer__logo {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-lg);
}

.footer__logo-img {
  height: 180px;
  width: auto;
}

.footer__contact {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
  flex-wrap: wrap;
}

.footer__contact a {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--text-secondary);
  font-size: 0.9rem;
  transition: color 0.3s ease;
}

.footer__contact a:hover {
  color: var(--einstein-light);
}

.footer__disclaimer {
  font-size: 0.75rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: var(--space-xl) auto 0;
  line-height: 1.5;
}

.footer__copy {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: var(--space-md);
}

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

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

/* Stagger delays */
.animate-on-scroll[data-delay="100"] { transition-delay: 100ms; }
.animate-on-scroll[data-delay="200"] { transition-delay: 200ms; }
.animate-on-scroll[data-delay="300"] { transition-delay: 300ms; }
.animate-on-scroll[data-delay="400"] { transition-delay: 400ms; }
.animate-on-scroll[data-delay="500"] { transition-delay: 500ms; }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .diferenciais__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  :root {
    --nav-height: 64px;
  }

  section {
    padding: var(--space-3xl) 0;
  }

  .container {
    padding: 0 var(--space-md);
  }

  /* Navbar */
  .navbar__links {
    display: none;
  }

  .navbar__hamburger {
    display: flex;
  }

  /* Hero */
  .hero__stats {
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
  }

  .hero__stat {
    min-width: auto;
    width: 100%;
    max-width: 300px;
  }

  /* Overview */
  .overview__grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

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

  .overview__visual {
    order: -1;
    max-height: 250px;
  }

  /* Modules */
  .modulos__grid {
    grid-template-columns: 1fr;
  }

  .module-card__desc,
  .module-card__tools {
    padding-left: 0;
  }

  /* Carousel */
  .carousel__item {
    width: 80px;
    height: 100px;
    padding: var(--space-sm);
  }

  .carousel__logo {
    width: 40px;
    height: 40px;
  }

  .carousel__name {
    font-size: 0.6rem;
  }

  .carousel__track--left {
    animation-duration: 40s;
  }

  .carousel__track--right {
    animation-duration: 40s;
  }

  /* Para Quem */
  .para-quem__grid {
    grid-template-columns: 1fr 1fr;
  }

  /* Diferenciais */
  .diferenciais__grid {
    grid-template-columns: 1fr;
  }

  /* Pricing */
  .pricing-card {
    padding: var(--space-2xl) var(--space-lg);
  }
}

@media (max-width: 480px) {
  .hero__badge {
    font-size: 0.6rem;
    letter-spacing: 2px;
  }

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

  .para-quem__grid {
    grid-template-columns: 1fr;
  }

  .module-card__number {
    font-size: 2rem;
    min-width: 45px;
  }
}