/**
 * CSS Custom Properties
 *
 * @format
 */

:root {
  --color-primary: #000000;
  --color-depth: #111111;
  --color-accent:#88a6e2ad;
  --color-accent-rgb: 255, 255, 255;
  --color-accent-subtle: #f5f5f5;
  --color-gray-dark: #333333
  --color-gray-medium: #666666;
  --color-gray-light: #999999;
  --color-white: #ffffff;
  --color-text: #ffffff;
  --color-border: rgba(255, 255, 255, 0.1);
  --color-bg: #000000;
  
  /* Gradientes */
  --gradient-primary: linear-gradient(135deg, #000000 0%, #333333 100%);
  --gradient-secondary: linear-gradient(135deg, #333333 0%, #666666 100%);

  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;

  --border-radius: 0.75rem;
  --border-radius-sm: 0.375rem;
  --border-radius-lg: 1rem;

  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);

  --sidebar-width: 280px;
  --container-max-width: 1200px;

  --font-weight-light: 300;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
}

/* Typing Animation */
.typing-container {
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 1.5rem 0;
  min-height: 2.5rem;
}

.typing-prefix {
  color: var(--color-white);
  font-size: 1.5rem;
  margin-right: 0.5rem;
  font-weight: var(--font-weight-normal);
}

.typing-text {
  color: var(--color-accent);
  font-size: 1.5rem;
  font-weight: var(--font-weight-normal);
  min-width: 1px;
  position: relative;
}

.typing-cursor {
  display: inline-block;
  width: 4px;
  height: 1.6rem;
  background-color: var(--color-accent);
  margin-left: 2px;
  vertical-align: middle;
}

@keyframes blink {
  from,
  to {
    opacity: 1;
  }
  50% {
    opacity: 0;
  }
}

/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  height: 100%;
  margin: 0;
  padding: 0;
  overflow-y: scroll;
  /* Suavização de fonte */
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  /* Ajuste de tamanho de texto para navegadores WebKit */
  -webkit-text-size-adjust: 100%;
  /* Ajuste para navegadores baseados no Edge/IE */
  -ms-text-size-adjust: 100%;
  /* Ajuste para navegadores modernos */
  text-size-adjust: 100%;
}

/* Ajuste para dispositivos móveis */
@media (max-width: 768px) {
  html {
    -webkit-text-size-adjust: none;
    -ms-text-size-adjust: none;
    text-size-adjust: none;
  }
}

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  background-color: #000000;
  color: var(--color-white);
  line-height: 1.6;
  margin: 0;
  padding: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
  width: 100%;
  overflow-x: hidden;
}

/* Estilização global da barra de rolagem */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--color-primary);
}

::-webkit-scrollbar-thumb {
  background: var(--color-gray-dark);
  border-radius: 4px;
  border: 2px solid var(--color-primary);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-gray-medium);
}

/* Para navegadores modernos */
@supports (scrollbar-width: thin) {
  * {
    scrollbar-width: thin;
    scrollbar-color: var(--color-gray-dark) var(--color-primary);
  }
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: var(--font-weight-semibold);
  line-height: 1.2;
  color: var(--color-white);
}

h1 {
  font-size: 3rem;
}
h2 {
  font-size: 2.5rem;
}
h3 {
  font-size: 1.875rem;
}
h4 {
  font-size: 1.5rem;
}
h5 {
  font-size: 1.25rem;
}
h6 {
  font-size: 1.125rem;
}

p {
  margin-bottom: var(--spacing-md);
}

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

/* Utility Classes */
.container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  width: 100%;
  box-sizing: border-box;
  position: relative;
  z-index: 1;
}

.section {
  min-height: 100vh;
  padding: var(--spacing-3xl) 0;
  display: flex;
  align-items: center;
}

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-3xl);
}

.eyebrow {
  font-size: 0.875rem;
  font-weight: var(--font-weight-medium);
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  display: block;
  margin-bottom: var(--spacing-sm);
}

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

.hidden {
  display: none;
}

/* Skills Section */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-2xl);
}

.skill-item {
  background: rgba(255, 255, 255, 0.03);
  border-radius: var(--border-radius);
  padding: var(--spacing-lg);
  transition: var(--transition);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.skill-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
  border-color: var(--color-accent);
}

.skill-i.tab-panel h3 {
  margin-bottom: 1rem;
  font-size: 1.75rem;
  color: var(--color-white);
  font-weight: var(--font-weight-semibold);
  position: relative;
  padding-bottom: 0.75rem;
}

.tab-panel h3::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 60px;
  height: 3px;
  background: var(--color-primary);
  border-radius: 3px;
}

.skills-intro {
  font-size: 1.1rem;
  line-height: 1.6;
  margin-bottom: 2rem !important;
  color: var(--color-gray-light) !important;
  max-width: 800px;
}

.skill-item h4 {
  margin-bottom: var(--spacing-md);
  font-size: 1.1rem;
  color: var(--color-white);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.skill-bar {
  height: 6px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 3px;
  overflow: hidden;
  margin-bottom: var(--spacing-sm);
}

.skill-progress {
  height: 100%;
  background: var(--color-accent);
  border-radius: 3px;
  width: 0;
  transition: width 1.5s ease-out, background-color 0.3s ease;
  position: relative;
  overflow: hidden;
}

.skill-progress::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0.1) 0%,
    rgba(255, 255, 255, 0.3) 50%,
    rgba(255, 255, 255, 0.1) 100%
  );
  animation: shimmer 2s infinite;
  opacity: 0.5;
}

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

.skill-percentage {
  display: inline-block;
  font-size: 0.9rem;
  color: var(--color-gray-medium);
  font-weight: var(--font-weight-medium);
  transition: color 0.3s ease;
}

/* Buttons */
.btn,
.tab-btn,
button[type="submit"],
button[type="button"] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: 0.8rem 1.8rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 6px;
  font-family: inherit;
  font-weight: var(--font-weight-medium);
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  text-decoration: none;
  background: rgba(255, 255, 255, 0.05);
  color: #ffffff;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  position: relative;
  overflow: hidden;
}

/* Hover state for all buttons */
.btn:hover,
.tab-btn:hover,
button[type="submit"]:hover,
button[type="button"]:hover {
  background: var(--gradient-primary) !important;
  transform: translateY(-1px) !important;
  box-shadow: 0 4px 12px rgba(255, 255, 255, 0.3) !important;
  color: #333333;
  border-color: var(--color-accent);
}

/* Active state for all buttons */
.btn:active,
.tab-btn:active,
button[type="submit"]:active,
button[type="button"]:active {
  transform: translateY(0);
  transition: transform 0.1s ease;
}

/* Active tab button */
.tab-btn.active {
  background: var(--color-accent);
  color: white !important;
  border-color: var(--color-accent);
  box-shadow: 0 4px 15px rgba(150, 185, 207, 0.3);
  transform: translateY(-2px);
}

/* Ensure consistent text color for all tab buttons */
.tab-btn {
  color: var(--color-gray-medium) !important;
}

.tab-btn:hover,
.tab-btn.active {
  color: #333333 !important;
}

/* Button icon */
.btn-icon {
  width: 1rem;
  height: 1rem;
  transition: all 0.3s ease;
}

/* Primary button style */
.btn--primary {
  background: var(--color-accent);
  color: white;
  border-color: var(--color-accent);
}

/* Form submit button */
.form-submit {
  background: var(--color-accent);
  color: white;
  border: none;
  padding: 1rem 2rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: all 0.3s ease;
}

/* Hover effect for all buttons */
.btn::before,
.tab-btn::before,
button[type="submit"]::before,
button[type="button"]::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.1),
    rgba(255, 255, 255, 0.05)
  );
  opacity: 0;
  transition: opacity 0.3s ease;
}

.btn:hover::before,
.tab-btn:hover::before,
button[type="submit"]:hover::before,
button[type="button"]:hover::before {
  opacity: 0.3;
}

/* Sidebar */
.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: var(--sidebar-width);
  background: linear-gradient(180deg, #1a2332 0%, #0f1419 100%);
  z-index: 1000;
  transform: translateX(0);
  transition: var(--transition);
  overflow-y: auto;
  height: 100vh;
  display: flex;
  flex-direction: column;
  padding: 1rem 0;
  box-sizing: border-box;
  border-right: 1px solid rgba(150, 185, 207, 0.1);

  /* Estilo personalizado da barra de rolagem */
  @supports (scrollbar-width: thin) {
    scrollbar-width: thin;
    scrollbar-color: var(--color-gray-dark) transparent;
  }
}

/* Estilo da barra de rolagem do menu lateral */
.sidebar::-webkit-scrollbar {
  width: 6px;
}

.sidebar::-webkit-scrollbar-track {
  background: transparent;
  margin: 0.5rem 0;
}

.sidebar::-webkit-scrollbar-thumb {
  background-color: var(--color-gray-dark);
  border-radius: 3px;
  border: 2px solid var(--color-depth);
}

.sidebar::-webkit-scrollbar-thumb:hover {
  background-color: var(--color-gray-medium);
}

.sidebar::-webkit-scrollbar {
  width: 8px;
}

.sidebar::-webkit-scrollbar-track {
  background: var(--color-primary);
}

.sidebar::-webkit-scrollbar-thumb {
  background: var(--color-gray-dark);
  border-radius: 4px;
}

.sidebar::-webkit-scrollbar-thumb:hover {
  background: var(--color-gray-medium);
}

.sidebar-content {
  padding: var(--spacing-xl);
  min-height: 100%;
  display: flex;
  flex-direction: column;
  box-sizing: border-box;
  gap: var(--spacing-xl);
  position: relative;
}

.sidebar-content::before {
  content: "";
  position: absolute;
  bottom: -400px;
  left: 0;
  right: 0;
  height: calc(100% + 1000px);
  background: linear-gradient(
    to top,
    rgba(150, 185, 207, 0.08),
    rgba(62, 94, 134, 0.06),
    rgba(33, 59, 93, 0.04),
    rgba(33, 59, 93, 0.02),
    transparent
  );
  border-radius: 8px;
  z-index: 0;
  pointer-events: none;
  opacity: 1;
  visibility: visible;
}

.profile-section,
.nav-menu,
.sidebar-contact-box {
  position: relative;
  z-index: 2;
}

/* Sidebar Contact Box */
.sidebar-contact-box {
  background: rgba(255, 255, 255, 0.03);
  border-radius: 12px;
  padding: 16px;
  margin-top: auto;
  margin-bottom: 16px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.08);
  text-align: center;
  flex-shrink: 0;
}

.sidebar-contact-box .contact-me {
  color: var(--color-gray-light);
  font-size: 0.75rem;
  font-weight: 600;
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  display: block;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-contact-box .social-icons {
  display: flex;
  justify-content: center;
  gap: 12px;
  padding-top: 4px;
}

.sidebar-contact-box .social-icon {
  color: var(--color-gray-light);
  transition: all 0.3s ease;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
}

.sidebar-contact-box .social-icon:hover {
  color: var(--color-white);
  background: var(--gradient-primary) !important;
  transform: translateY(-1px) !important;
  box-shadow: 0 4px 12px rgba(150, 185, 207, 0.3) !important;
}

.sidebar-contact-box .social-icon svg {
  width: 16px;
  height: 16px;
}

.sidebar-contact-box .social.btn-icon {
  margin-left: 10px;
  width: 18px;
  height: 18px;
  transition: transform 0.3s ease;
}

.profile-section {
  margin-bottom: var(--spacing-2xl);
}

.profile-image {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  overflow: hidden;
  margin: 0 auto var(--spacing-lg);
  border: 3px solid var(--color-accent-subtle);
  position: relative;
  background: var(--gradient-secondary);
  padding: 3px;
}

.profile-image::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: var(--gradient-secondary);
  z-index: 1;
  animation: gradientPulse 3s ease-in-out infinite;
}

@keyframes gradientPulse {
  0%,
  100% {
    opacity: 0.8;
    transform: scale(1);
  }
  50% {
    opacity: 1;
    transform: scale(1.02);
  }
}

.profile-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: relative;
  z-index: 2;
  border-radius: 50%;
}

/* Navigation */
.nav-menu ul {
  list-style: none;
  padding: 0;
  margin: 0;
  margin-bottom: var(--spacing-xl);
  width: 100%;
}

.nav-menu li {
  margin-bottom: var(--spacing-xs);
  width: 100%;
}

/* Estilos base do item de navegação */
.nav-item {
  display: flex;
  align-items: center;
  padding: 0.75rem 1.5rem;
  border-radius: 0.5rem;
  margin: 0.25rem 0.5rem;
  transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
  color: rgba(255, 255, 255, 0.7);
  font-weight: var(--font-weight-medium);
  position: relative;
  overflow: hidden;
  font-size: 0.95rem;
  letter-spacing: 0.3px;
  cursor: pointer;
  text-decoration: none;
  will-change: transform, background-color, box-shadow;
  transform-origin: left center;
  backface-visibility: hidden;
  -webkit-font-smoothing: subpixel-antialiased;
  transform: translateZ(0);
  box-shadow: 0 0 1px rgba(0, 0, 0, 0);
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

/* Barra lateral indicadora */
.nav-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%) scaleY(0);
  height: 0;
  width: 4px;
  background: var(--gradient-secondary);
  border-radius: 0 4px 4px 0;
  transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
  opacity: 0;
  z-index: 1;
  will-change: transform, opacity;
  box-shadow: 0 0 10px rgba(150, 185, 207, 0.5);
}

/* Efeito hover */
.nav-item:hover {
  background: rgba(150, 185, 207, 0.12);
  color: var(--color-white);
  transform: translateX(12px) scale(1.02);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.12);
  z-index: 2;
  border-color: rgba(150, 185, 207, 0.25);
}

/* Barra lateral no hover */
.nav-item:hover::before {
  transform: translateY(-50%) scaleY(1);
  height: 70%;
  opacity: 1;
  box-shadow: 0 0 15px rgba(150, 185, 207, 0.7);
}

/* Item ativo */
.nav-item.active {
  background: linear-gradient(
    90deg,
    rgba(150, 185, 207, 0.15) 0%,
    rgba(62, 94, 134, 0.08) 100%
  );
  color: var(--color-accent);
  font-weight: 600;
  transform: translateX(12px) scale(1.02);
  box-shadow: 0 6px 16px rgba(150, 185, 207, 0.15);
  z-index: 3;
  border-color: rgba(150, 185, 207, 0.3);
}

/* Barra lateral ativa */
.nav-item.active::before {
  transform: translateY(-50%) scaleY(1);
  height: 80%;
  opacity: 1;
  box-shadow: 0 0 20px rgba(150, 185, 207, 0.9);
  background: var(--gradient-secondary);
}

/* Ícone do item */
.nav-item .nav-icon {
  margin-right: 12px;
  transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
  color: var(--color-gray-medium);
  font-size: 1.1rem;
  flex-shrink: 0;
  position: relative;
  z-index: 2;
  will-change: transform, color;
  transform: translateZ(0);
  backface-visibility: hidden;
  -webkit-font-smoothing: subpixel-antialiased;
}

/* Efeitos do ícone no hover */
.nav-item:hover .nav-icon {
  transform: translateX(6px) scale(1.05);
  color: var(--color-accent);
  filter: drop-shadow(0 2px 4px rgba(150, 185, 207, 0.3));
}

/* Efeitos do ícone no item ativo */
.nav-item.active .nav-icon {
  transform: translateX(8px) scale(1.1);
  color: var(--color-accent);
  filter: drop-shadow(0 2px 6px rgba(150, 185, 207, 0.5));
}

.nav-icon {
  width: 1.25rem;
  height: 1.25rem;
  stroke-width: 2;
}

/* Ensure content doesn't get hidden behind fixed elements */
.main-content > * {
  padding-top: 1px;
  margin-top: -1px;
}

/* Mobile Menu Button */
.mobile-menu-btn {
  display: flex;
  position: fixed;
  top: var(--spacing-lg);
  right: var(--spacing-lg);
  left: auto;
  z-index: 3000;
  width: 3rem;
  height: 3rem;
  background: var(--color-depth);
  border: none;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 0.25rem;
  transition: var(--transition-fast);
}

.mobile-menu-btn span {
  width: 1.5rem;
  height: 2px;
  background: var(--color-white);
  transition: var(--transition-fast);
}

.mobile-menu-btn.active span:nth-child(1) {
  transform: rotate(45deg) translate(0.4rem, 0.4rem);
}

.mobile-menu-btn.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
  transform: rotate(-45deg) translate(0.4rem, -0.4rem);
}

/* Main Content */
.main-content {
  margin-left: var(--sidebar-width);
  width: calc(100% - var(--sidebar-width));
  min-height: 100vh;
  position: relative;
  z-index: 1;
  overflow-x: hidden;
  scroll-behavior: smooth;
  background-color: hsl(0, 0%, 2%);
  padding: 0;
  box-sizing: border-box;
}

.main-content > * {
  display: block;
  width: 100%;
  margin: 0;
  padding: 0;
}

.section + .section {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

/* Text animation styles from user example */
.hero-subtitle .prefix {
  color: var(--color-white);
  margin-right: 10px;
}

.hero-subtitle .text-wrapper {
  position: relative;
  height: 1.2em; /* Adjusted to fit font */
  overflow: hidden;
  vertical-align: bottom;
}

.hero-subtitle .text {
  color: var(--color-accent); /* Color from user example */
  white-space: nowrap;
  position: absolute;
  top: 0;
  left: 0;
  font-weight: var(--font-weight-medium);
}

.hero-subtitle .bar {
  position: absolute;
  right: -2px;
  top: -2px; /* Adjusted position */
  width: 5px;
  height: 1.5em; /* Match text height */
  background: var(--color-accent); /* Color from user example */
}

@keyframes blink {
  50% {
    opacity: 0;
  }
}

/* DEMOS Vertical Text */
.demos-vertical {
  position: fixed;
  right: var(--spacing-lg);
  top: 50%;
  transform: translateY(-50%) rotate(90deg);
  font-size: 0.875rem;
  font-weight: var(--font-weight-medium);
  color: var(--color-gray-dark);
  letter-spacing: 0.2em;
  z-index: 100;
  text-transform: uppercase;
}

/* Hero Section */
.hero-container {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  text-align: center;
}

/* Floating Animation */
@keyframes floatAnimation {
  0%,
  100% {
    transform: translate(0, 0) scale(1);
    opacity: 1;
  }
  25% {
    transform: translate(10px, -10px) scale(0.98);
    opacity: 0.9;
  }
  50% {
    transform: translate(0, -15px) scale(0.96);
    opacity: 0.95;
  }
  75% {
    transform: translate(-10px, -5px) scale(0.98);
    opacity: 0.9;
  }
}

.floating-element {
  position: relative;
  width: 100px;
  height: 100px;
  margin: 2rem auto;
  background: var(--gradient-secondary);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: bold;
  animation: floatAnimation 6s ease-in-out infinite;
  will-change: transform, opacity;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

/* Hero Content */
.hero-content {
  max-width: 600px;
  position: relative;
  z-index: 1;
}

/* Glowing Border Animation - Subtle */
@keyframes borderGlow {
  0%,
  100% {
    border-color: rgba(150, 185, 207, 0.7);
    box-shadow: 0 0 8px rgba(150, 185, 207, 0.4);
  }
  33% {
    border-color: rgba(62, 94, 134, 0.7);
    box-shadow: 0 0 8px rgba(62, 94, 134, 0.4);
  }
  66% {
    border-color: rgba(33, 59, 93, 0.7);
    box-shadow: 0 0 8px rgba(33, 59, 93, 0.4);
  }
}

.hero-image {
  position: relative;
  width: 300px;
  height: 300px;
  margin: 0 auto var(--spacing-2xl);
  border-radius: 50%;
  padding: 4px;
  background: transparent;
  box-sizing: border-box;
  z-index: 10;
}

.hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
  border: 3px solid rgba(255, 255, 255, 0.15);
  animation: borderGlow 10s ease infinite;
  box-sizing: border-box;
  position: relative;
  z-index: 10;
  transition: all 0.3s ease;
}

.hero-image:hover img {
  border-color: rgba(255, 255, 255, 0.25);
  box-shadow: 0 0 10px rgba(255, 255, 255, 0.2);
}

.hero-image::before {
  content: "";
  position: absolute;
  top: -5px;
  left: -5px;
  right: -5px;
  bottom: -5px;
  background: linear-gradient(
    45deg,
    rgba(150, 185, 207, 0.3),
    rgba(62, 94, 134, 0.3),
    rgba(33, 59, 93, 0.3),
    rgba(33, 59, 93, 0.3)
  );
  background-size: 300% 300%;
  border-radius: 50%;
  z-index: 0;
  animation: gradientRotate 6s ease infinite;
  filter: blur(6px);
  opacity: 0.7;
}

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

/* Reduced motion preference */
@media (prefers-reduced-motion: reduce) {
  .hero-image,
  .hero-image::before {
    animation: none;
  }
  .hero-image {
    transform: translateY(-5px);
  }
}

/* Hero Contact Link - Botão Contate-me com gradiente rosa para escuro */
.hero-contact-link {
  display: inline-block;
  padding: 0.75rem 2rem;
  background: var(--gradient-primary);
  color: #ffffff;
  text-decoration: none;
  border-radius: 0;
  font-weight: 600;
  transition: all 0.3s ease;
  margin-top: 1.5rem;
  border: 2px solid transparent;
  position: relative;
  overflow: hidden;
}

.hero-contact-link::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--gradient-secondary);
  transition: left 0.3s ease;
  z-index: -1;
}

.hero-contact-link:hover {
  background: var(--gradient-primary) !important;
  transform: translateY(-1px) !important;
  box-shadow: 0 4px 12px rgba(150, 185, 207, 0.3) !important;
  color: #ffffff;
}

.hero-contact-link:hover::before {
  left: 0;
}

/* Hero Contact Link */
.hero-contact-link {
  display: inline-block;
  padding: 1rem 2.5rem;
  /* Gradiente mais escuro */
  background: var(--gradient-primary);
  color: #ffffff;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  text-decoration: none;
  border: none;
  border-radius: 50px;
  transition: transform 0.25s cubic-bezier(0.2, 0.8, 0.2, 1),
    box-shadow 0.25s ease, background 0.25s ease;
  text-shadow: 0 3px 6px rgba(0, 0, 0, 0.35);
  box-shadow: 0 12px 40px rgba(33, 59, 93, 0.45), 0 2px 10px rgba(0, 0, 0, 0.25);
  position: relative;
  overflow: hidden;
  z-index: 1;
  font-size: 0.95rem;
}

.hero-contact-link::before {
  content: "";
  position: absolute;
  top: 0;
  left: -110%;
  width: 60%;
  height: 200%;
  /* brilho mais intenso que desliza */
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.45),
    transparent
  );
  transform: rotate(12deg);
  transition: left 0.5s cubic-bezier(0.2, 0.9, 0.2, 1);
  z-index: 2;
  pointer-events: none;
}

/* camada de brilho sutil no topo */
.hero-contact-link::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 50%;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.12),
    transparent 60%
  );
  mix-blend-mode: screen;
  border-top-left-radius: 50px;
  border-top-right-radius: 50px;
  z-index: 3;
  pointer-events: none;
}

.hero-contact-link:hover {
  transform: translateY(-5px) scale(1.02);
  box-shadow: 0 22px 50px rgba(33, 59, 93, 0.6),
    0 0 30px rgba(62, 94, 134, 0.22);
  color: #fff;
  /* leve clareamento do gradiente ao passar o mouse */
  background: var(--gradient-secondary);
}

.hero-contact-link:hover::before {
  left: 120%;
}

.hero-contact-link:active {
  transform: translateY(-2px) scale(0.995);
  box-shadow: 0 8px 20px rgba(33, 59, 93, 0.5) inset,
    0 6px 18px rgba(0, 0, 0, 0.35);
}

.hero-title {
  font-size: 4rem;
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-lg);
  background: linear-gradient(
    135deg,
    var(--color-white),
    var(--color-gray-light)
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 2rem; /* Aumentado para melhor visualização */
  color: var(--color-gray-light);
  font-weight: var(--font-weight-normal);
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  min-height: 3rem; /* Aumentado */
  margin: 1rem 0;
  margin-bottom: 2rem; /* Aumentado */
  flex-wrap: wrap; /* Para lidar com quebras de linha em telas pequenas */
}

/* Portfolio Grid */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-2xl);
}

/* Portfolio Image Container */
.portfolio-image {
  position: relative;
  width: 100%;
  padding-top: 70%; /* 4:3 aspect ratio */
  overflow: hidden;
  border-radius: var(--border-radius);
  background-color: var(--color-depth);
}

.portfolio-image .image-link {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: block;
  overflow: hidden;
}

.portfolio-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 0.5s ease;
  position: absolute;
  top: 0;
  left: 0;
}

/* Hover Effect */
.portfolio-card:hover .portfolio-img {
  transform: scale(1.05);
}

/* Ensure image stays within container */
.portfolio-card {
  overflow: hidden;
  border-radius: var(--border-radius);
  background: var(--color-primary);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.portfolio-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

/* Cards e Formulários - animações otimizadas */
.feature-card,
.portfolio-card,
.blog-card,
.skill-card,
.project-card,
.projeto-card,
.pricing-card,
.timeline-item,
.sidebar-contact-box,
.tab-content,
.course-content,
.client-logo,
.skill-category,
.education-content {
  background: hsl(230, 12%, 10%) !important;
  transition: transform 0.1s ease, box-shadow 0.1s ease;
  animation-duration: 0.15s !important;
  position: relative;
  overflow: hidden;
  opacity: 1;
  transform: none;
}

/* Seção de contato sem animações */
.contact-info,
.contact-form-section {
  background: hsl(230, 12%, 10%) !important;
  transition: none !important;
  animation: none !important;
  position: relative;
  overflow: hidden;
  opacity: 1 !important;
  transform: none !important;
}

/* Efeito de borda iluminada que segue o cursor - Sistema do Blog */
.feature-card,
.portfolio-card,
.blog-card,
.skill-card,
.project-card,
.projeto-card,
.timeline-item {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.feature-card::before,
.portfolio-card::before,
.blog-card::before,
.skill-card::before,
.project-card::before,
.projeto-card::before,
.timeline-item::before {
  content: '';
  position: absolute;
  inset: 0;
  padding: 1.5px;
  border-radius: inherit;
  background: radial-gradient(
    500px circle at var(--x, 50%) var(--y, 50%),
    rgba(150, 185, 207, 0.95),
    transparent 60%
  );
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
  z-index: 1;
  -webkit-mask: 
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask: 
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  mask-composite: exclude;
}

/* Firefox: Correção para mask-composite */
@-moz-document url-prefix() {
  .feature-card::before,
  .portfolio-card::before,
  .blog-card::before,
  .skill-card::before,
  .project-card::before,
  .projeto-card::before,
  .timeline-item::before {
    mask-composite: subtract;
    -webkit-mask-composite: destination-out;
  }
}

.feature-card.hovering::before,
.portfolio-card.hovering::before,
.blog-card.hovering::before,
.skill-card.hovering::before,
.project-card.hovering::before,
.projeto-card.hovering::before,
.timeline-item.hovering::before {
  opacity: 1;
}

.feature-card::after,
.portfolio-card::after,
.blog-card::after,
.skill-card::after,
.project-card::after,
.projeto-card::after,
.timeline-item::after {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  border: 1.5px solid rgba(150, 185, 207, 0.9);
  opacity: 0;
  transition: opacity 0.4s ease;
  z-index: 1;
}

.feature-card.full-border::after,
.portfolio-card.full-border::after,
.blog-card.full-border::after,
.skill-card.full-border::after,
.project-card.full-border::after,
.projeto-card.full-border::after,
.timeline-item.full-border::after {
  opacity: 1;
}

/* Efeito hover luminoso nos cards - excluindo formulário de contato */
.feature-card:hover,
.portfolio-card:hover,
.blog-card:hover,
.skill-card:hover,
.project-card:hover,
.projeto-card:hover,
.pricing-card:hover,
.timeline-item:hover,
.client-logo:hover,
.skill-category:hover {
  transform: translateY(-8px);
  border-color: var(--color-accent);
  box-shadow: 0 20px 40px rgba(150, 185, 207, 0.05);
}

.feature-card {
  background: hsl(230, 12%, 10%);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  text-align: center;
  transition: var(--transition);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.feature-card:hover {
  transform: translateY(-8px);
  border-color: var(--color-accent);
  box-shadow: 0 20px 40px rgba(150, 185, 207, 0.1);
}

.feature-icon {
  width: 3rem;
  height: 3rem;
  color: var(--color-accent);
  margin-bottom: var(--spacing-lg);
}

.feature-card h3 {
  margin-bottom: var(--spacing-md);
  color: var(--color-white);
}

.feature-card p {
  color: var(--color-gray-medium);
  margin-bottom: 0;
}

/* Portfolio Grid */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  margin-top: 2rem;
}

@media (max-width: 768px) {
  .portfolio-grid {
    grid-template-columns: 1fr;
  }
}

.portfolio-card {
  background: hsl(230, 12%, 10%);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  transition: var(--transition);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.portfolio-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.portfolio-image {
  height: 250px;
  overflow: hidden;
}

.portfolio-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

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

.portfolio-content {
  padding: var(--spacing-xl);
}

.portfolio-content h3 {
  margin-bottom: var(--spacing-sm);
  color: var(--color-white);
}

.portfolio-content p {
  color: var(--color-gray-medium);
  margin-bottom: var(--spacing-md);
}

.portfolio-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 0.75rem;
}

.portfolio-tag {
  display: inline-block;
  background: rgba(150, 185, 207, 0.1);
  color: var(--color-accent);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius-sm);
  font-size: 0.75rem;
  font-weight: var(--font-weight-medium);
}

.likes-counter {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-white);
  font-weight: 600;
  font-size: 0.875rem;
  cursor: pointer;
  transition: opacity 0.2s ease;
  text-decoration: none;
}

.nav-item {
  display: flex;
  align-items: center;
  padding: 12px 20px;
  color: var(--color-gray-medium);
  text-decoration: none;
  border-radius: var(--border-radius);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  margin-bottom: 4px;
  position: relative;
  overflow: visible;
  font-weight: var(--font-weight-medium);
  width: 100%;
  box-sizing: border-box;
  background: transparent;
}

.nav-item:hover {
  background: rgba(255, 255, 255, 0.03);
  color: var(--color-white);
  transform: translateX(8px);
}

.nav-item.active {
  background: linear-gradient(
    90deg,
    rgba(150, 185, 207, 0.15) 0%,
    transparent 100%
  );
  color: var(--color-white);
  font-weight: 600;
}

.nav-item.active::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 60%;
  background: var(--color-accent);
  border-radius: 0 3px 3px 0;
  opacity: 1;
  transition: all 0.3s ease;
}

.heart-icon {
  width: 20px;
  height: 20px;
  stroke: var(--color-white);
  fill: none;
  transition: all 0.2s ease;
}

.likes-count {
  font-weight: 600;
  font-size: 0.875rem;
  line-height: 1;
  color: var(--color-white);
}

/* Ensure contrast for accessibility */
.portfolio-card .likes-counter {
  color: var(--color-white);
}

.portfolio-card .likes-count {
  color: var(--color-white);
}

/* Resume Tabs */
.resume-tabs {
  display: flex;
  overflow-x: auto;
  gap: 0.5rem;
  margin: 2rem 0 3rem;
  padding: 0.5rem 1rem;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none; /* Hide scrollbar for Firefox */
}

/* Hide scrollbar for Chrome, Safari and Opera */
.resume-tabs::-webkit-scrollbar {
  display: none;
}

.resume-tabs {
  -ms-overflow-style: none; /* IE and Edge */
}

.tab-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--color-gray-medium);
  font-size: 0.95rem;
  white-space: nowrap;
  flex-shrink: 0;
  font-weight: 500;
  padding: 0.8rem 1.8rem;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  border-radius: 6px;
  overflow: hidden;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.tab-btn::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.1),
    rgba(255, 255, 255, 0.05)
  );
  opacity: 0;
  transition: opacity 0.3s ease;
}

.tab-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
  color: rgba(255, 255, 255, 0);
  border-color: rgba(255, 255, 255, 0.2);
}

.tab-btn:hover::before {
  opacity: 1;
}

.tab-btn.active {
  background: var(--color-accent);
  color: white;
  border-color: var(--color-accent);
  box-shadow: 0 4px 15px rgba(150, 185, 207, 0.3);
}

.tab-btn.active::before {
  opacity: 0.3;
}

.tab-btn:active {
  transform: translateY(0);
  transition: transform 0.1s ease;
}

/* Tab Content */
.tab-content {
  display: none;
  animation: fadeIn 0.2s ease-in;
  transition: all 0.2s ease;
  padding: 1.5rem;
  background: hsl(230, 15%, 15%) !important;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  margin-top: 1rem;
}

.tab-content.active {
  display: block;
  animation: fadeIn 0.5s ease-in-out;
}

/* =================================
   DATA SCIENCE CAROUSEL STYLES
   ================================= */

.data-science-carousel {
  position: relative;
  max-width: 1200px;
  margin: 3rem auto 0;
  padding: 0 1rem;
  width: 100%;
  box-sizing: border-box;
}

.carousel-container {
  position: relative;
  overflow: hidden;
  margin: 0 2.5rem;
  width: calc(100% - 5rem);
}

.carousel-track {
  display: flex;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  gap: 2rem;
  padding: 1rem 0.5rem;
  will-change: transform;
}

.pricing-card {
  flex: 0 0 auto;
  background: hsl(230, 12%, 10%);
  border-radius: 12px;
  padding: 2rem;
  text-align: center;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid rgba(255, 255, 255, 0.05);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  position: relative;
  overflow: hidden;
  height: 100%;
  box-sizing: border-box;
  min-width: 280px;
  max-width: 100%;
}

.pricing-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--color-accent);
  transition: all 0.3s ease;
}

/* Card Themes */
.pricing-card[data-theme="blue"]::before {
  background: #3b82f6;
}
.pricing-card[data-theme="purple"]::before {
  background: #8b5cf6;
}
.pricing-card[data-theme="green"]::before {
  background: #10b981;
}
.pricing-card[data-theme="orange"]::before {
  background: #f59e0b;
}

.pricing-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
  border-color: rgba(255, 255, 255, 0.1);
}

/* Card Content */
.pricing-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 50%;
  color: var(--color-accent);
  transition: all 0.3s ease;
}

.pricing-card[data-theme="blue"] .pricing-icon {
  color: #3b82f6;
  background: rgba(59, 130, 246, 0.1);
}
.pricing-card[data-theme="purple"] .pricing-icon {
  color: #8b5cf6;
  background: rgba(139, 92, 246, 0.1);
}
.pricing-card[data-theme="green"] .pricing-icon {
  color: #10b981;
  background: rgba(16, 185, 129, 0.1);
}
.pricing-card[data-theme="orange"] .pricing-icon {
  color: #f59e0b;
  background: rgba(245, 158, 11, 0.1);
}

.pricing-header {
  margin-bottom: 1.5rem;
}

.pricing-header h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--color-white);
  font-weight: 600;
}

.pricing-subtitle {
  color: var(--color-gray-medium);
  font-size: 0.95rem;
  margin: 0;
}

.pricing-price {
  font-size: 2.5rem;
  font-weight: 700;
  margin: 1.5rem 0;
  color: var(--color-white);
  line-height: 1.2;
}

.pricing-price span {
  font-size: 1rem;
  font-weight: 400;
  color: var(--color-gray-medium);
  display: block;
  margin-top: 0.25rem;
}

.pricing-description {
  color: var(--color-gray-medium);
  margin: 0 0 1.5rem;
  min-height: 60px;
  line-height: 1.6;
}

.pricing-features {
  text-align: left;
  margin: 2rem 0;
  padding: 0;
  list-style: none;
}

.pricing-features li {
  margin-bottom: 0.75rem;
  color: var(--color-gray-light);
  display: flex;
  align-items: flex-start;
  font-size: 0.95rem;
  line-height: 1.5;
}

.pricing-features .check {
  color: var(--color-accent);
  margin-right: 0.75rem;
  font-weight: bold;
  flex-shrink: 0;
  margin-top: 0.25em;
}

/* Navigation Arrows */
.carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 10;
  outline: none;
  opacity: 0.8;
}

.carousel-arrow:hover {
  background: var(--gradient-primary) !important;
  border-color: var(--color-accent);
  opacity: 1;
  transform: translateY(-50%) translateY(-1px) scale(1.1) !important;
  box-shadow: 0 4px 12px rgba(150, 185, 207, 0.3) !important;
}

.carousel-arrow:disabled {
  opacity: 0.3;
  cursor: not-allowed;
  transform: translateY(-50%);
}

.carousel-arrow:disabled:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.1);
}

.carousel-arrow svg {
  width: 20px;
  height: 20px;
  transition: transform 0.2s ease;
}

.carousel-arrow:active svg {
  transform: scale(0.9);
}

.carousel-prev {
  left: 0;
}

.carousel-next {
  right: 0;
}

/* Dots Navigation */
.carousel-dots {
  display: flex;
  justify-content: center;
  margin-top: 2.5rem;
  gap: 0.75rem;
  padding: 0 1rem;
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  border: none;
  padding: 0;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.dot::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-accent);
  border-radius: 50%;
  transform: scale(0);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.dot.active::after {
  transform: scale(1);
  opacity: 1;
}

.dot:hover {
  transform: scale(1.2);
}

/* Responsive Styles */
@media (min-width: 768px) {
  .data-science-carousel {
    padding: 0 2rem;
    position: relative;
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
    overflow: hidden;
  }

  .carousel-container {
    width: 100%;
    margin: 0 auto;
    padding: 2rem 0;
    position: relative;
    overflow: visible;
  }

  .carousel-track {
    display: flex;
    transition: transform 0.5s ease-in-out;
    width: 100%;
    padding: 1rem 0;
    gap: 2rem;
    justify-content: flex-start;
    margin: 0 auto;
    max-width: 100%;
    padding: 1rem 0;
    scroll-snap-type: none;
  }

  @media (min-width: 1200px) {
    .pricing-card {
      flex: 0 0 calc(33.333% - 1.5rem);
      min-width: 0;
      margin: 0;
      padding: 2rem;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      box-sizing: border-box;
      scroll-snap-align: center;
      max-width: 380px;
    }
  }

  @media (min-width: 768px) and (max-width: 1199px) {
    .pricing-card {
      flex: 0 0 calc(50% - 1rem);
      min-width: 0;
      margin: 0;
      padding: 1.5rem;
      scroll-snap-align: center;
      max-width: 100%;
    }
  }

  .carousel-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.7);
    border: none;
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    transition: all 0.3s ease;
  }

  .carousel-prev {
    left: 1rem;
  }

  .carousel-next {
    right: 1rem;
  }

  .carousel-arrow:hover {
    background: var(--color-accent);
    transform: translateY(-50%) scale(1.1);
  }

  .pricing-features li {
    font-size: 0.95rem;
    line-height: 1.6;
  }

  .carousel-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.6);
    border: none;
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 2;
    transition: all 0.3s ease;
  }

  .carousel-prev {
    left: 0;
  }

  .carousel-next {
    right: 0;
  }

  .carousel-arrow:hover {
    background: var(--color-accent);
    transform: translateY(-50%) scale(1.1);
  }
}

/* Otimizações para o Microsoft Edge e IE */
@supports (-ms-ime-align: auto) {
  .carousel-track {
    -ms-overflow-style: none; /* IE and Edge */
    /* scrollbar-width não é suportado no Edge antigo, então usamos apenas o fallback */
  }

  .carousel-track::-webkit-scrollbar {
    display: none; /* Chrome, Safari and Opera */
  }

  .carousel-container {
    -ms-overflow-style: none;
  }

  .carousel-container::-webkit-scrollbar {
    display: none;
  }
}

/* Melhorias para navegadores WebKit (Safari, Chrome antigos) */
@supports (-webkit-touch-callout: none) {
  .carousel-track {
    /* Removido -webkit-overflow-scrolling por problemas de compatibilidade */
    /* Adiciona aceleração de hardware */
    -webkit-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0);
  }
}

/* Melhorias gerais de performance */
.carousel-container {
  /* Prefixos de transformação */
  -webkit-transform: translateZ(0);
  -moz-transform: translateZ(0);
  -ms-transform: translateZ(0);
  -o-transform: translateZ(0);
  transform: translateZ(0);

  /* Propriedades de otimização */
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  -webkit-perspective: 1000px;
  perspective: 1000px;
  -webkit-transform-style: preserve-3d;
  transform-style: preserve-3d;
  will-change: transform;

  /* Melhora a renderização no Windows */
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Suporte aprimorado para scroll-snap */
@supports (scroll-snap-type: x mandatory) {
  .carousel-container {
    -webkit-scroll-snap-type: x mandatory;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
  }

  .pricing-card {
    -webkit-scroll-snap-align: center;
    scroll-snap-align: center;
  }
}

/* Fallback para navegadores sem suporte a scroll-snap */
@supports not (scroll-snap-type: x mandatory) {
  .carousel-container {
    overflow-x: auto;
    /* Melhora a performance de rolagem */
    -webkit-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0);
  }

  .carousel-track {
    display: flex;
    flex-wrap: nowrap;
    /* Suaviza a animação de rolagem */
    transition: transform 0.3s ease-out;
  }

  /* Melhora a experiência de rolagem em dispositivos móveis */
  .carousel-container::-webkit-scrollbar {
    display: none;
  }

  /* Melhora a renderização no Edge/IE */
  @supports (-ms-ime-align: auto) {
    .carousel-container {
      -ms-overflow-style: none;
    }
  }
}

@media (max-width: 768px) {
  .data-science-carousel {
    position: relative;
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
    margin: 0 auto;
    padding: 0 15px;
    box-sizing: border-box;
  }

  .carousel-container {
    width: 100%;
    overflow: hidden;
    position: relative;
    padding: 2rem 0;
    -webkit-overflow-scrolling: touch;
  }

  /* Esconde a barra de rolagem */
  .carousel-container::-webkit-scrollbar {
    display: none;
  }

  .carousel-track {
    display: flex;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    margin: 0 -15px;
    padding: 0 15px;
    width: 100%;
    box-sizing: border-box;
    /* Melhora a renderização */
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    /* Força a aceleração de hardware */
    -webkit-transform: translateZ(0);
    transform: translateZ(0);
    /* Garante que os itens não quebrem linha */
    flex-wrap: nowrap;
  }

  @media (max-width: 767px) {
    .carousel-track {
      display: flex;
      overflow-x: auto;
      scroll-snap-type: x mandatory;
      scroll-behavior: smooth;
      -webkit-overflow-scrolling: touch;
      padding: 0 calc(50% - 150px);
      margin: 0;
      list-style: none;
      /* Força a aceleração de hardware para melhor desempenho */
      -webkit-transform: translateZ(0);
      transform: translateZ(0);
      will-change: transform;
      /* Garante que os itens não quebrem linha */
      flex-wrap: nowrap;
      /* Centraliza o primeiro e último item */
      scroll-padding: 0 calc(50% - 150px);
    }

    .carousel-track::-webkit-scrollbar {
      display: none;
    }

    .carousel-container {
      overflow-x: auto;
      -webkit-overflow-scrolling: touch;
      position: relative;
      width: 100%;
      /* Esconde a barra de rolagem no Edge */
      -ms-overflow-style: none;
      scrollbar-width: none;
    }

    /* Melhora a performance em dispositivos móveis */
    .carousel-track > * {
      flex: 0 0 300px;
      scroll-snap-align: center;
      margin: 0 10px;
      /* Garante que os cards tenham o mesmo tamanho */
      width: 300px;
      flex-shrink: 0;
    }

    /* Ajuste para navegadores antigos */
    @supports not (scroll-snap-type: x mandatory) {
      .carousel-track {
        justify-content: flex-start;
      }
    }
  }

  .pricing-card {
    flex: 0 0 calc(33.333% - 30px);
    max-width: 350px;
    min-width: 300px;
    margin: 0 15px;
    padding: 2rem;
    box-sizing: border-box;
    scroll-snap-align: center;
    scroll-snap-stop: always;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0.6;
    transform: scale(0.95);
    border-radius: 12px;
    background: white;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    flex-shrink: 0;
  }

  @media (max-width: 991px) {
    .pricing-card {
      flex: 0 0 calc(50% - 30px);
    }
  }

  @media (max-width: 767px) {
    .pricing-card {
      flex: 0 0 300px;
      margin: 0 10px;
      opacity: 0.8;
    }
  }

  .pricing-card.active {
    opacity: 1;
    transform: scale(1);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  }

  @media (max-width: 767px) {
    .pricing-card.active {
      opacity: 1;
      transform: scale(1);
    }
  }

  .carousel-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.7);
    border: none;
    color: white;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    transition: all 0.3s ease;
  }

  .carousel-prev {
    left: 0.5rem;
  }

  .carousel-next {
    right: 0.5rem;
  }

  .carousel-arrow:hover {
    background: var(--color-accent);
    transform: translateY(-50%) scale(1.1);
  }

  .pricing-price {
    font-size: 2.25rem;
  }

  .pricing-features {
    margin: 1.5rem 0;
  }
}

@media (max-width: 480px) {
  .pricing-card {
    padding: 1.5rem;
  }

  .pricing-header h3 {
    font-size: 1.3rem;
  }

  .pricing-price {
    font-size: 2rem;
    margin: 1.25rem 0;
  }

  .pricing-features li {
    font-size: 0.85rem;
  }

  .carousel-dots {
    margin-top: 2rem;
  }
}

/* Animações */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

/* Habilidades e Projetos Section */
#habilidades-projetos {
  background: var(--color-bg);
  padding: 6rem 0;
}

.tabs-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.tabs-nav {
  display: flex;
  justify-content: center;
  position: relative;
  margin-bottom: 3rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: 1px;
}

.tab-btn {
  background: none;
  border: none;
  color: var(--color-gray-medium);
  font-size: 1rem;
  font-weight: 500;
  padding: 1rem 2rem;
  margin: 0 0.5rem;
  cursor: pointer;
  position: relative;
  display: flex;
  align-items: center;
  transition: all 0.3s ease;
  border-radius: 6px 6px 0 0;
}

.tab-btn svg {
  width: 20px;
  height: 20px;
  margin-right: 8px;
}

.tab-btn.active {
  color: var(--color-accent);
  font-weight: 600;
}

.tab-indicator {
  position: absolute;
  bottom: -1px;
  left: 0;
  height: 3px;
  background: var(--color-accent);
  border-radius: 3px 3px 0 0;
  transition: all 0.3s ease;
}

.tab-panel {
  display: none;
  animation: fadeIn 0.5s ease;
}

.tab-panel.active {
  display: block;
}

/* Skills Grid */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 2.5rem;
  margin-top: 1.5rem;
  margin-top: 2rem;
}

.skill-card {
  background: hsl(230, 12%, 10%);
  border-radius: 12px;
  padding: 2rem;
  text-align: center;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  border: 1px solid rgba(255, 255, 255, 0.05);
  opacity: 0;
  animation: fadeInUp 0.15s ease forwards;
}

/* Delay para cada card de habilidade */
.skills-grid .skill-card:nth-child(1) {
  animation-delay: 0s;
}
.skills-grid .skill-card:nth-child(2) {
  animation-delay: 0s;
}
.skills-grid .skill-card:nth-child(3) {
  animation-delay: 0s;
}
.skills-grid .skill-card:nth-child(4) {
  animation-delay: 0s;
}

.skill-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.skill-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(59, 130, 246, 0.1);
  border-radius: 50%;
  color: var(--color-accent);
}

.skill-icon img {
  width: 30px;
  height: 30px;
  object-fit: contain;
}

.skill-card h4 {
  font-size: 1.25rem;
  margin-bottom: 1rem;
  color: var(--color-white);
}

.skill-level {
  height: 6px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 3px;
  margin: 1rem 0;
  overflow: hidden;
}

.skill-progress {
  height: 100%;
  background: var(--color-accent);
  width: 0;
  transition: width 1s ease-in-out;
}

.skill-percent {
  display: block;
  font-size: 0.9rem;
  color: var(--color-gray-medium);
  font-weight: 500;
}

/* Projects Grid */
.projetos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
  padding: 1rem 0;
}

/* Project Card */
.projeto-card {
  background: hsl(230, 12%, 10%);
  border-radius: 12px;
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.projeto-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  border-color: rgba(255, 255, 255, 0.1);
}

.projeto-imagem {
  height: 160px;
  overflow: hidden;
  position: relative;
}

.projeto-imagen img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

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

.projeto-conteudo {
  padding: 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.projeto-conteudo h3 {
  color: var(--color-white);
  margin: 0 0 0.75rem 0;
  font-size: 1.25rem;
  font-weight: 600;
  line-height: 1.4;
}

.projeto-conteudo p {
  color: var(--color-gray-light);
  margin: 0 0 1.25rem 0;
  font-size: 0.95rem;
  line-height: 1.6;
  flex-grow: 1;
}

.projeto-conteudo .btn {
  align-self: flex-start;
  margin-top: auto;
  padding: 0.5rem 1.25rem;
  font-size: 0.9rem;
  border-radius: 6px;
  background: var(--color-accent);
  color: white;
  text-decoration: none;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.projeto-conteudo .btn:hover {
  background: var(--gradient-primary) !important;
  transform: translateY(-1px) !important;
  box-shadow: 0 4px 12px rgba(150, 185, 207, 0.3) !important;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .projetos-grid {
    grid-template-columns: 1fr;
  }

  .projeto-card {
    max-width: 100%;
  }
}

.project-card {
  background: hsl(230, 12%, 10%);
  border-radius: 12px;
  overflow: hidden;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  border: 1px solid rgba(255, 255, 255, 0.05);
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.2s ease forwards;
}

/* Projects List */
.projects-list {
  list-style: none;
  padding: 0;
  margin: 2rem 0 0;
}

.project-item {
  background: var(--color-depth);
  border-radius: 8px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border-left: 4px solid var(--color-accent);
}

.project-item:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.project-link {
  color: var(--color-accent);
  text-decoration: none;
  font-size: 1.1rem;
  display: block;
  margin-bottom: 0.5rem;
  transition: color 0.3s ease;
}

.project-link:hover {
  color: var(--color-white);
  text-decoration: underline;
}

.project-link strong {
  font-weight: 600;
}

.project-description {
  color: var(--color-gray-light);
  margin: 0.5rem 0 0;
  line-height: 1.6;
  font-size: 0.95rem;
}

/* Delay para cada card de projeto */
.projects-grid .project-card:nth-child(1) {
  animation-delay: 0s;
}
.projects-grid .project-card:nth-child(2) {
  animation-delay: 0s;
}

.project-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.project-image {
  height: 200px;
  overflow: hidden;
}

.project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

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

.project-content {
  padding: 1.5rem;
}

.project-content h4 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
  color: var(--color-white);
}

.project-content p {
  color: var(--color-gray-medium);
  margin-bottom: 1rem;
  font-size: 0.95rem;
  line-height: 1.6;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.project-tags span {
  background: rgba(255, 255, 255, 0.05);
  color: var(--color-gray-light);
  font-size: 0.75rem;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
}

.project-link {
  display: inline-block;
  color: var(--color-accent);
  font-weight: 500;
  text-decoration: none;
  transition: color 0.3s ease;
}

.project-link:hover {
  color: var(--color-white);
  text-decoration: underline;
}

/* Courses Timeline */
.courses-timeline {
  position: relative;
  max-width: 800px;
  margin: 2rem auto 0;
  padding-left: 2rem;
}

.course-item {
  position: relative;
  padding-bottom: 2.5rem;
  border-left: 2px solid rgba(255, 255, 255, 0.1);
  padding-left: 2rem;
  opacity: 0;
  transform: translateX(-20px);
  animation: fadeIn 0.2s ease forwards;
}

/* Delay para cada item do curso */
.course-item:nth-child(1) {
  animation-delay: 0s;
}
.course-item:nth-child(2) {
  animation-delay: 0s;
}
.course-item:nth-child(3) {
  animation-delay: 0s;
}

.course-item:last-child {
  border-left-color: transparent;
}

.course-dot {
  position: absolute;
  left: -8px;
  top: 0;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-accent);
  border: 3px solid var(--color-bg);
}

.course-content {
  background: var(--color-depth);
  border-radius: 8px;
  padding: 1.5rem;
  position: relative;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.course-item:hover .course-content {
  transform: translateX(10px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.course-content h4 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  color: var(--color-white);
}

.course-institution,
.course-date {
  display: block;
  font-size: 0.9rem;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
}

.course-date {
  color: var(--color-gray-medium);
  margin-bottom: 0.75rem;
}

.course-content p {
  color: var(--color-gray-medium);
  font-size: 0.95rem;
  line-height: 1.6;
  margin: 0;
}

/* Responsive */
@media (max-width: 768px) {
  .tabs-nav {
    flex-wrap: wrap;
    justify-content: flex-start;
  }

  .tab-btn {
    padding: 0.75rem 1rem;
    font-size: 0.9rem;
    margin: 0 0.5rem 0.5rem 0;
  }

  .skills-grid,
  .projects-grid {
    grid-template-columns: 1fr;
  }

  .courses-timeline {
    padding-left: 1rem;
  }

  .course-item {
    padding-left: 1.5rem;
  }
}

/* Timeline and Skill Items */
.timeline-item,
.skill-item {
  padding: 1.2rem;
  border-radius: 6px;
}

/* Text styles */
.timeline-content h3,
.timeline-content h4,
.skill-item h4 {
  color: var(--color-gray-light);
}

/* Timeline year style */
.timeline-year {
  color: var(--color-accent);
}

/* Tab content styles */
.timeline-content p,
.timeline-detail span,
.skill-bar {
  transition: all 0.3s ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Timeline */
.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.timeline-item {
  position: relative;
  padding: var(--spacing-xl);
  background: hsl(230, 12%, 8%) !important;
  border-radius: var(--border-radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.03);
  margin-bottom: var(--spacing-lg);
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
  opacity: 1;
  transform: none;
  animation: none;
}

.timeline-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  border-color: rgba(255, 255, 255, 0.05);
}

.timeline-item::after {
  content: "→";
  position: absolute;
  right: 15px;
  bottom: 15px;
  color: var(--color-accent);
  font-size: 1.5rem;
  opacity: 0;
  transition: all 0.3s ease;
}

.timeline-item:hover::after {
  opacity: 1;
  transform: none;
}

.timeline-item .timeline-content {
  transition: all 0.3s ease;
  position: relative;
  z-index: 1;
}

.timeline-year {
  color: var(--color-accent);
  font-weight: var(--font-weight-semibold);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--spacing-sm);
}

.timeline-content h3 {
  margin-bottom: var(--spacing-lg);
  color: var(--color-white);
}

.timeline-details {
  display: grid;
  gap: var(--spacing-lg);
}

.timeline-content.education-content {
  background: hsl(230, 12%, 10%) !important;
}

.timeline-detail {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md);
  background: hsl(230, 12%, 6%) !important;
  border-radius: var(--border-radius);
}

.timeline-detail h4 {
  font-size: 1rem;
  color: var(--color-white);
  margin-bottom: 0;
}

.score {
  color: var(--color-accent);
  font-weight: var(--font-weight-semibold);
}
.timeline-company {
  color: var(--color-gray-medium);
  font-size: 0.875rem;
  display: block;
  margin-top: var(--spacing-xs);
}

/* Skills */
.skills-grid {
  display: grid;
  gap: var(--spacing-lg);
  max-width: 600px;
  margin: 0 auto;
}

.skill-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-lg);
}

.skill-item h4 {
  flex: 1;
  font-size: 1rem;
  margin-bottom: 0;
}

.skill-bar {
  flex: 2;
  height: 6px;
  background: var(--color-gray-dark);
  border-radius: 3px;
  overflow: hidden;
}

.skill-progress {
  height: 100%;
  background: linear-gradient(90deg, var(--color-accent), #c2185b);
  border-radius: 3px;
  transition: width 1s ease;
}

.skill-percentage {
  color: var(--color-accent);
  font-weight: var(--font-weight-semibold);
  min-width: 3rem;
  text-align: right;
}

/* Skills List */
.skills-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  max-width: 800px;
  margin: 0 auto;
}

.skill-category {
  background: hsl(230, 12%, 10%);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.skill-category h4 {
  margin-bottom: var(--spacing-lg);
  color: var(--color-accent);
}

.skill-category ul {
  list-style: none;
}

.skill-category li {
  padding: var(--spacing-sm) 0;
  color: var(--color-gray-light);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.skill-category li:last-child {
  border-bottom: none;
}

/* Interview Section */
.interview-content,
.interview-section {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

/* Clients Grid */
.clients-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-2xl);
}

.client-logo {
  background: hsl(230, 12%, 10%);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: var(--transition-fast);
}

.client-logo:hover {
  border-color: var(--color-accent);
  background: rgba(150, 185, 207, 0.05);
}

.logo-placeholder {
  color: var(--color-gray-medium);
  font-weight: var(--font-weight-semibold);
  font-size: 1.125rem;
}

/* Pricing */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-2xl);
}

.pricing-card {
  background: var(--color-depth);
  padding: var(--spacing-2xl);
  border-radius: var(--border-radius-lg);
  box-shadow: 0 4px 20px rgba(150, 185, 207, 0.1);
  border: 2px solid transparent;
  transition: all 0.3s ease;
  cursor: pointer;
}

.pricing-card:active,
.pricing-card:focus {
  border-color: var(--color-accent);
  box-shadow: 0 8px 25px rgba(150, 185, 207, 0.15);
  transform: translateY(-2px);
  border: 1px solid rgba(255, 255, 255, 0.05);
  position: relative;
  overflow: hidden;
}

.pricing-header h3 {
  font-size: 2rem;
  margin-bottom: var(--spacing-sm);
}

.pricing-subtitle {
  color: var(--color-gray-medium);
  margin-bottom: var(--spacing-lg);
}

.pricing-price {
  font-size: 3rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-accent);
  margin-bottom: var(--spacing-lg);
}

.pricing-description {
  color: var(--color-gray-medium);
  margin-bottom: var(--spacing-xl);
  line-height: 1.6;
}

.pricing-features {
  list-style: none;
  margin-bottom: var(--spacing-xl);
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-sm) 0;
  color: var(--color-gray-light);
}

.check {
  color: var(--color-accent);
  font-weight: var(--font-weight-bold);
}

.pricing-extra {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
  margin-top: var(--spacing-xl);
}

.extra-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 0.875rem;
  color: var(--color-gray-medium);
}

/* Blog Grid */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-2xl);
}

.blog-grid .blog-card:nth-child(1) {
  animation-delay: 0.2s;
}

.blog-grid .blog-card:nth-child(2) {
  animation-delay: 0.4s;
}

.blog-card {
  background: hsl(230, 12%, 10%);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  transition: var(--transition);
  border: 1px solid rgba(255, 255, 255, 0.05);
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.4s ease forwards;
}

.blog-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.blog-image {
  height: 200px;
  overflow: hidden;
}

.blog-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

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

.blog-content {
  padding: var(--spacing-xl);
}

.blog-date {
  color: var(--color-accent);
  font-size: 0.875rem;
  font-weight: var(--font-weight-medium);
}

.blog-content h3 {
  margin: var(--spacing-sm) 0 var(--spacing-md);
  color: var(--color-white);
}

.blog-content p {
  color: var(--color-gray-medium);
  margin-bottom: 0;
}

/* Blog Links */
.blog-link {
  display: block;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
}

/* Contact Grid */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-top: 2rem;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding: 0 1rem;
  align-items: stretch;
  min-height: 0;
  min-width: 0;
  height: 100%;
  align-items: stretch;
}

/* Make both columns equal height */
.contact-grid > * {
  display: flex;
  flex-direction: column;
  min-height: 0;
  height: 100%;
}

.contact-box {
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--border-radius);
  padding: var(--spacing-md);
  margin-top: var(--spacing-2xl);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.1);
  max-width: 200px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.contact-me {
  color: var(--color-gray-light);
  font-size: 0.75rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  display: block;
  padding-bottom: var(--spacing-sm);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  margin-bottom: var(--spacing-md);
}

.contact-info {
  background: hsl(230, 12%, 10%);
  padding: 2rem;
  border-radius: 0.5rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 10px 30px rgba(150, 185, 207, 0.1);
  display: flex;
  flex-direction: column;
  height: 100%;
  box-sizing: border-box;
  overflow: hidden;
  opacity: 1;
  transform: none;
  animation: none;
}

.contact-image {
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  margin-bottom: var(--spacing-xl);
  height: 200px;
}

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

.contact-person h3 {
  margin-bottom: var(--spacing-sm);
  color: var(--color-white);
}

.contact-role {
  color: var(--color-gray-medium);
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--spacing-lg);
}

.contact-description {
  color: var(--color-gray-light);
  margin-bottom: var(--spacing-xl);
  line-height: 1.6;
}

.contact-details {
  margin-bottom: var(--spacing-xl);
}

.contact-details p {
  margin-bottom: var(--spacing-sm);
  color: var(--color-gray-light);
}

.social-links {
  margin-top: var(--spacing-xl);
}

.social-title {
  display: block;
  font-size: 0.875rem;
  color: var(--color-gray-medium);
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--spacing-md);
}

.social-icons {
  display: flex;
  gap: var(--spacing-md);
}

.social-icons a {
  width: 2.5rem;
  height: 2.5rem;
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gray-medium);
  transition: var(--transition-fast);
}

.social-icons a:hover {
  background: var(--gradient-primary) !important;
  color: var(--color-white);
  transform: translateY(-1px) !important;
  box-shadow: 0 4px 12px rgba(150, 185, 207, 0.3) !important;
}

.social-icons svg {
  width: 1.25rem;
  height: 1.25rem;
}

/* Contact Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  flex: 1;
  min-height: 0;
  height: 100%;
}

.contact-person h3 {
  margin: 0;
  font-weight: 700;
}

.contact-role {
  font-style: italic;
  margin-bottom: 1rem;
  color: var(--color-muted);
}

.contact-description {
  margin-bottom: 1rem;
  line-height: 1.5;
}

.contact-details p {
  margin: 0.25rem 0;
}

.social-links {
  margin-top: auto;
}

.social-title {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: 0.5rem;
}

.social-icons a {
  display: inline-block;
  margin-right: 0.5rem;
  color: var(--color-muted);
  background: rgba(255, 255, 255, 0.05);
  padding: 0.5rem;
  border-radius: var(--border-radius-sm);
  transition: background 0.3s ease;
}

.social-icons a:hover {
  background: var(--color-primary);
  color: #fff;
}

.contact-form .form-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1rem;
  width: 100%;
}

.contact-form .form-group {
  flex: 1 1 100%;
  min-width: 0;
  margin-bottom: 0.5rem;
  display: flex;
  flex-direction: column;
}

.contact-form .form-group.half-width {
  flex: 1 1 calc(50% - 0.5rem);
  min-width: 200px;
}

.contact-form label {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
  color: var(--color-muted);
  font-weight: 600;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  box-sizing: border-box;
  background: #000000 !important;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius-sm);
  padding: 0.75rem 1rem;
  color: #ffffff !important;
  font-size: 1rem;
  resize: vertical;
  transition: all 0.2s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 2px rgba(150, 185, 207, 0.2);
}

/* Responsive adjustments */
@media (max-width: 767px) {
  .contact-form .form-group.half-width {
    flex: 1 1 100%;
    min-width: 100%;
  }

  .contact-form .form-row {
    gap: 0.75rem;
  }
}

/* Extra small devices */
@media (max-width: 479px) {
  .contact-form input,
  .contact-form textarea {
    padding: 0.65rem 0.875rem;
    font-size: 0.9375rem;
  }

  .contact-form label {
    font-size: 0.6875rem;
  }
}

.contact-form textarea {
  min-height: 120px;
}

.form-submit {
  margin-top: 1.5rem;
  width: 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 2rem;
  background: var(--color-accent);
  color: white;
  border: none;
  border-radius: 4px;
  font-size: 1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(150, 185, 207, 0.2);
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: var(--color-primary);
  border: none;
  color: #fff;
  padding: 1rem;
  border-radius: var(--border-radius-md);
  cursor: pointer;
  transition: background 0.3s ease;
}

.form-submit:hover {
  background: var(--gradient-primary) !important;
  transform: translateY(-1px) !important;
  box-shadow: 0 4px 12px rgba(150, 185, 207, 0.3) !important;
}

.form-submit:active {
  transform: translateY(0);
  box-shadow: 0 2px 10px rgba(150, 185, 207, 0.2);
}

/* Form Messages */
.form-message {
  padding: 1rem;
  border-radius: var(--border-radius);
  margin-top: 1rem;
  font-weight: 500;
  text-align: center;
  border: 1px solid transparent;
}

.form-message.success {
  background: rgba(76, 175, 80, 0.1);
  color: #4caf50;
  border-color: rgba(76, 175, 80, 0.3);
}

.form-message.error {
  background: rgba(244, 67, 54, 0.1);
  color: #f44336;
  border-color: rgba(244, 67, 54, 0.3);
}
.contact-form-section {
  background: hsl(230, 12%, 10%);
  padding: var(--spacing-2xl);
  border-radius: var(--border-radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.05);
  opacity: 1;
  transform: none;
  animation: none;
}

.contact-form {
  width: 100%;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
}

.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: var(--font-weight-medium);
  color: var(--color-gray-medium);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-sm);
}

.form-group input,
.form-group textarea {
  width: 100%;
  background: #000000 !important;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius);
  padding: var(--spacing-md);
  color: #ffffff !important;
  font-family: inherit;
  transition: var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(150, 185, 207, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-submit {
  width: 100%;
  justify-content: center;
  margin-top: var(--spacing-lg);
}

/* Scroll to Top Button */
.scroll-top {
  position: fixed;
  bottom: var(--spacing-xl);
  right: var(--spacing-xl);
  width: 3rem;
  height: 3rem;
  background: var(--color-accent);
  border: none;
  border-radius: 50%;
  color: var(--color-white);
  cursor: pointer;
  transition: var(--transition);
  opacity: 0;
  visibility: hidden;
  z-index: 100;
}

.scroll-top.visible {
  opacity: 1;
  visibility: visible;
}

.scroll-top:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(150, 185, 207, 0.3);
}

.scroll-top svg {
  width: 1.5rem;
  height: 1.5rem;
}

/* Mobile Responsive */
@media (max-width: 768px) {
  :root {
    --sidebar-width: 0px;
  }

  .sidebar {
    transform: translateX(-100%);
    transition: transform 0.3s ease-in-out;
    z-index: 1000;
    background: var(--color-primary);
    width: 280px;
    max-width: 100%;
  }

  .sidebar.open,
  .sidebar.collapsed:not(.collapsed) {
    transform: translateX(0);
  }

  .sidebar.collapsed {
    transform: translateX(-100%);
  }

  .mobile-menu-btn {
    display: flex;
    position: fixed;
    top: 20px;
    right: 20px;
    left: auto;
    z-index: 3000 !important;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 24px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
  }

  .mobile-menu-btn span {
    display: block;
    width: 100%;
    height: 3px;
    background: var(--color-white);
    transition: all 0.3s ease;
  }

  .mobile-menu-btn.active span:nth-child(1) {
    transform: translateY(10px) rotate(45deg);
  }

  .mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
  }

  .mobile-menu-btn.active span:nth-child(3) {
    transform: translateY(-10px) rotate(-45deg);
  }

  .main-content {
    margin-left: 0;
  }

  .demos-vertical {
    display: none;
  }

  .hero-title {
    font-size: 2.5rem;
  }

  .hero-subtitle {
    font-size: 1.25rem;
  }

  .hero-image {
    width: 200px;
    height: 200px;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .resume-tabs {
    gap: 0.3rem;
    padding: 0.3rem 1rem;
    margin: 1.5rem 0 2rem;
  }

  .tab-btn {
    font-size: 0.75rem;
    padding: var(--spacing-sm);
  }

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

  .section {
    padding: var(--spacing-xl) 0;
    min-height: 0; /* Melhor compatibilidade que 'auto' no Firefox */
  }

  .section-header {
    margin-bottom: var(--spacing-xl);
  }

  h2 {
    font-size: 2rem;
  }

  .pricing-extra {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .features-grid,
  .portfolio-grid,
  .blog-grid {
    grid-template-columns: 1fr;
  }

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

  .hero-title {
    font-size: 2rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .hero-image {
    width: 150px;
    height: 150px;
  }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* Focus Styles */
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}



/* Body lock when mobile menu is open */
body.menu-open {
  overflow: hidden;
}

/* Section with Background Image */
.section-with-bg {
  position: relative;
  overflow: hidden;
}

.section-with-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("../minha_imagem/meu.png");
  background-size: cover;
  background-position: right center;
  filter: grayscale(100%);
  opacity: 0.41;
  z-index: 1;
}

.section-with-bg > .container {
  position: relative;
  z-index: 2;
}

/* Video Section */
.video-section {
  width: 100%;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* OVERLAY ESCURO */
.video-section::after {
  content: "";
  position: absolute;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.65);
  z-index: 2;
}

/* CONTEÚDO */
.video-content,
.video-iframe {
  position: relative;
  z-index: 3;
}

.video-content {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  padding: 2rem;
}

/* BOTÃO CENTRAL */
.video-button {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  position: relative;
  border: none;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.video-button:hover {
  transform: scale(1.05);
  box-shadow: 0 0 20px rgba(255, 255, 255, 0.3);
}

.video-button span {
  font-size: 36px;
  color: #000;
  user-select: none;
}

/* ANIMAÇÃO DE PULSO */
.video-button::before,
.video-button::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.8);
  animation: pulse 2s infinite;
  pointer-events: none;
}

.video-button::after {
  animation-delay: 1s;
}

@keyframes pulse {
  0% {
    transform: scale(1);
    opacity: 1;
  }
  100% {
    transform: scale(1.8);
    opacity: 0;
  }
}

/* VÍDEO */
.video-iframe {
  display: none;
  width: 80%;
  max-width: 900px;
  aspect-ratio: 16 / 9;
  margin: 2rem auto;
}

.video-iframe iframe {
  width: 100%;
  height: 100%;
  border: none;
  border-radius: 8px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

/* RESPONSIVO */
@media (max-width: 768px) {
  .video-button {
    width: 80px;
    height: 80px;
  }

  .video-button span {
    font-size: 28px;
  }

  .video-iframe {
    width: 95%;
  }
}

/* Scroll to Top Button */
#scrollToTop {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  background: var(--color-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: var(--transition);
  z-index: 1000;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

#scrollToTop.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

#scrollToTop .inner-circle {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

#scrollToTop .arrow {
  color: white;
  font-size: 24px;
  font-weight: bold;
  transform: rotate(180deg);
  transition: var(--transition);
  z-index: 2;
}

#scrollToTop:hover .arrow {
  transform: rotate(180deg) translateY(3px);
}

.ring-loader {
  position: absolute;
  width: 100%;
  height: 100%;
  border: 2px solid transparent;
  border-top-color: white;
  border-radius: 50%;
  animation: spin 2s linear infinite;
  opacity: 0.3;
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

#scrollToTop:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
}

#scrollToTop:active {
  transform: translateY(0);
}

/* Responsive adjustments */
@media (max-width: 768px) {
  #scrollToTop {
    bottom: 20px;
    right: 20px;
    width: 45px;
    height: 45px;
  }
}

/* Efeito de digitação estável - sem reflow */
.typing-animation-container {
  font-family: "Inter", "Poppins", "Montserrat", sans-serif;
  font-weight: 400;
  font-size: 1.8rem;
  margin: 1.5rem 0;
  text-align: center;
  letter-spacing: 0.5px;
  white-space: nowrap;
}

.typing-static {
  color: #ffffff;
}

.typing-dynamic {
  color: var(--color-accent);
  display: inline-block;
  width: 9.5em;
  text-align: left;
  position: relative;
}

.typing-dynamic::after {
  content: "|";
  color: #888888;
  font-weight: bold;
  font-size: 1.1em;
}

@keyframes blink {
  0%,
  50% {
    opacity: 1;
  }
  51%,
  100% {
    opacity: 0;
  }
}

@media (max-width: 768px) {
  .typing-animation-container {
    font-size: 1.4rem;
    margin: 1rem 0;
  }
  .typing-dynamic {
    width: 8.5em;
  }
}

@media (max-width: 480px) {
  .typing-animation-container {
    font-size: 1.2rem;
  }
  .typing-dynamic {
    width: 7.5em;
  }
}

/* Novo conteúdo animado - Eu sou Analista/Da */
.animated-text-container {
  margin: 1.5rem 0;
  font-family: "Inter", "Poppins", "Montserrat", sans-serif;
  font-weight: 400;
  font-size: 1.8rem;
  text-align: center;
  letter-spacing: 0.5px;
}

.animated-text {
  color: #ffffff;
  display: inline-block;
}

.highlight-text {
  color: var(--color-accent);
  font-weight: 400;
}

.animated-cursor {
  display: none;
}

@keyframes blink-cursor {
  0%,
  50% {
    opacity: 1;
  }
  51%,
  100% {
    opacity: 0;
  }
}

/* Responsivo para o novo conteúdo */
@media (max-width: 768px) {
  .animated-text-container {
    font-size: 1.4rem;
    margin: 1rem 0;
  }
}

@media (max-width: 480px) {
  .animated-text-container {
    font-size: 1.2rem;
  }
}

/* Language Switcher Styles */
.lang-switcher {
  padding: 8px 16px;
  display: flex;
  flex-direction: row;
  gap: 0.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  margin-bottom: 8px;
  align-items: center;
  flex-wrap: nowrap;
}

.lang-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 6px 8px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 6px;
  color: var(--color-gray-light);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  width: auto;
  min-width: 38px;
  max-width: 80px;
  justify-content: center;
  text-align: center;
}

.lang-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
  color: var(--color-white);
}

.lang-btn.active {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: white;
}

.lang-btn svg {
  width: 16px;
  height: 16px;
  opacity: 0.8;
}

.lang-btn.active svg {
  opacity: 1;
}

/* HOSTING COMPATIBILITY FIXES */
.skill-card,
.project-card,
.projeto-card,
.course-item,
.timeline-item {
  opacity: 1 !important;
  transform: none !important;
  animation: none !important;
  transition: transform 0.15s ease, box-shadow 0.15s ease !important;
}

.skills-grid .skill-card,
.projects-grid .project-card,
.projetos-grid .projeto-card,
.course-item {
  opacity: 1 !important;
  visibility: visible !important;
  display: block !important;
}

.skills-grid .skill-card:nth-child(n),
.projects-grid .project-card:nth-child(n),
.course-item:nth-child(n) {
  animation-delay: 0s !important;
}