:root {
    --primary-color: #2563eb;
    --secondary-color: #1e40af;
    --accent-color: #3b82f6;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-light: #9ca3af;
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-dark: #0f172a;
    --border-color: #e5e7eb;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1);
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --border-radius: 12px;
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
}

/* Dark theme variables */
[data-theme="dark"] {
    --text-primary: #f9fafb;
    --text-secondary: #d1d5db;
    --text-light: #9ca3af;
    --bg-primary: #111827;
    --bg-secondary: #1f2937;
    --bg-dark: #0f172a;
    --border-color: #374151;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.3);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.4);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.4);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.5);
    --gradient-primary: linear-gradient(135deg, #1e293b 0%, #0f172a 50%, #1e1b4b 100%);
    --gradient-secondary: linear-gradient(135deg, #374151 0%, #1f2937 100%);
}

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

*,
*::before,
*::after {
    box-sizing: inherit;
}

/* Reduce motion for users who prefer it */
@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;
    }
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
}

.lang-item {
  list-style: none;
}

.lang-flags {
  display: flex;
  gap: 10px;
}

.flag {
  width: 32px;
  height: 24px;
  cursor: pointer;
  border-radius: 4px;
  opacity: 0.6;
  transition: all 0.2s ease;
}

.flag:hover {
  opacity: 1;
  transform: scale(1.1);
}

.flag.active {
  opacity: 1;
  border: 2px solid var(--primary-color);
}

/* Theme toggle */
.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  margin-left: 12px;
  border-radius: 8px;
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  cursor: pointer;
  transition: var(--transition);
}
.theme-toggle:hover {
  background: var(--bg-secondary);
}

/* Skip Links para Acessibilidade */
.skip-link {
    position: absolute;
    top: -60px;
    left: 8px;
    background: var(--primary-color);
    color: #fff;
    padding: 6px 10px;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.9rem;
    z-index: 10000;
    box-shadow: var(--shadow-sm);
    transition: top 0.2s ease, opacity 0.2s ease;
    opacity: 0;
}

.skip-link:focus {
    top: 8px;
    opacity: 1;
}

/* Melhorias de acessibilidade */
*:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Lazy loading styles */
.lazy {
    opacity: 0;
    transition: opacity 0.3s;
}

.lazy.loaded {
    opacity: 1;
}

/* Prefers reduced motion */
@media (prefers-reduced-motion: reduce) {
    .lazy {
        transition: none;
    }
}

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

/* Utilitários */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
    position: relative;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Botões */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 12px 24px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 8px;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    text-align: center;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-outline:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.btn-ghost {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    backdrop-filter: blur(10px);
}

.btn-ghost:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

/* Navbar */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    padding: 0.75rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-md);
    padding: 0.5rem 0;
}

/* Navbar no modo escuro */
[data-theme="dark"] .navbar {
    background: rgba(17, 24, 39, 0.85);
    border-bottom-color: rgba(255, 255, 255, 0.10);
    backdrop-filter: blur(16px);
}
[data-theme="dark"] .navbar.scrolled {
    background: rgba(17, 24, 39, 0.92);
    box-shadow: 0 4px 12px rgba(0,0,0,0.45);
}

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

.nav-links {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 1rem;
    margin: 0;
    padding: 0;
}

.nav-links li {
    display: block;
}

.nav-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 10px 14px;
    color: var(--text-primary);
    text-decoration: none;
    border-radius: 12px;
    border: 1px solid transparent;
    transition: var(--transition);
    position: relative;
    font-weight: 600;
    opacity: 1;
}

.nav-link:hover {
    background: var(--bg-secondary);
    border-color: var(--border-color);
    color: var(--primary-color);
    box-shadow: var(--shadow-sm);
    transform: translateY(-1px);
}

.nav-link.active {
    background: rgba(37, 99, 235, 0.10);
    border-color: rgba(37, 99, 235, 0.20);
    color: var(--primary-color);
}

.nav-link i {
    color: var(--text-primary);
    font-size: 1rem;
}

.nav-link.active i,
.nav-link:hover i {
    color: var(--primary-color);
}

.nav-link::after {
    content: '';
    position: absolute;
    left: 14px;
    right: 14px;
    bottom: 6px;
    height: 2px;
    background: var(--primary-color);
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition);
    opacity: 0;
}

.nav-link:hover::after {
    transform: scaleX(1);
    opacity: 0.6;
}

.nav-link.active::after {
    transform: scaleX(1);
    opacity: 1;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-left: 16px;
}

/* Dropdown base */
.dropdown {
    position: relative;
}
.dropdown-toggle {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 10px;
    border-radius: 12px;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    cursor: pointer;
    transition: var(--transition);
}
.dropdown-toggle:hover {
    background: var(--bg-secondary);
}
.dropdown-toggle .fa-chevron-down {
    transition: var(--transition);
}
.dropdown.show .dropdown-toggle .fa-chevron-down {
    transform: rotate(180deg);
}
.dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
    border-radius: 12px;
    padding: 8px;
    display: none;
    z-index: 1001;
    display: none;
    min-width: auto;
    display: none;
    gap: 8px;
    display: none;
    white-space: nowrap;
}
.dropdown.show .dropdown-menu {
    display: block;
}
.dropdown-item {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    padding: 0;
    border-radius: 10px;
    background: transparent;
    border: 1px solid transparent;
    color: var(--text-primary);
    cursor: pointer;
    transition: var(--transition);
}
.dropdown-item:hover {
    background: var(--bg-secondary);
    border-color: var(--border-color);
}
.dropdown-item.active {
    background: rgba(37, 99, 235, 0.10);
    border-color: rgba(37, 99, 235, 0.20);
    color: var(--primary-color);
}
.dropdown-label {
    font-weight: 600;
}

.lang-dropdown .flag {
    width: 22px;
    height: 16px;
    border-radius: 3px;
}

.theme-dropdown .dropdown-item i {
    width: 18px;
    text-align: center;
}

[data-theme="dark"] .dropdown-toggle {
    border-color: rgba(255,255,255,.12);
}
[data-theme="dark"] .dropdown-menu {
    border-color: rgba(255,255,255,.12);
}
[data-theme="dark"] .nav-link:hover {
    background: rgba(255,255,255,0.06);
    border-color: rgba(255,255,255,0.12);
    color: var(--primary-color);
}

[data-theme="dark"] .nav-link.active {
    background: rgba(99,102,241,0.15);
    border-color: rgba(99,102,241,0.28);
}

@media (max-width: 960px) {
    .nav-link {
        padding: 8px 12px;
        border-radius: 10px;
    }
    .nav-link::after {
        bottom: 4px;
    }
}

.navbar .logo a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    transition: var(--transition);
}

.navbar .logo a:hover {
    transform: translateY(-1px);
}

.logo-icon {
    width: 45px;
    height: 45px;
    background: var(--gradient-primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
    transition: var(--transition);
}

.logo-icon:hover {
    transform: rotate(5deg) scale(1.05);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
}

.logo-content {
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
}

.logo-text {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
}

.logo-subtitle {
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.navbar ul {
    display: flex;
    list-style: none;
    align-items: center;
    gap: 1.5rem;
}

.navbar ul li a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
    padding: 0.5rem 0.75rem;
    border-radius: 8px;
    font-size: 0.9rem;
}

.navbar ul li a i {
    font-size: 0.85rem;
    opacity: 0.7;
    transition: var(--transition);
}

.navbar ul li a:hover {
    color: var(--primary-color);
    background: rgba(37, 99, 235, 0.1);
    transform: translateY(-1px);
}

.navbar ul li a:hover i {
    opacity: 1;
    transform: scale(1.1);
}

.navbar ul li a.active {
    color: var(--primary-color);
    background: rgba(37, 99, 235, 0.15);
    font-weight: 600;
}

.navbar ul li a.active i {
    opacity: 1;
}

/* Nav Actions */
.nav-actions {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.nav-stats {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.online-indicator {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0.75rem;
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.2);
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.status-dot {
    width: 8px;
    height: 8px;
    background: #22c55e;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.7;
        transform: scale(1.1);
    }
}

.status-text {
    color: #22c55e;
    font-weight: 600;
}

/* Botão de tema removido - funcionalidade desabilitada */

/* Estilos do botão de tema removidos - funcionalidade desabilitada */

[data-theme="dark"] .online-indicator {
    background: rgba(34, 197, 94, 0.3);
    border-color: rgba(34, 197, 94, 0.5);
}

/* Melhorias para o modo escuro na seção hero */
[data-theme="dark"] .profile-card {
    background: rgba(31, 41, 55, 0.8);
    backdrop-filter: blur(25px);
    border: 1px solid rgba(75, 85, 99, 0.4);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.6);
}

[data-theme="dark"] .profile-image {
    border: 4px solid rgba(147, 197, 253, 0.4);
    box-shadow: 0 0 30px rgba(59, 130, 246, 0.3);
}

[data-theme="dark"] .status-indicator {
    background: rgba(34, 197, 94, 0.25);
    border: 1px solid rgba(34, 197, 94, 0.4);
    box-shadow: 0 0 20px rgba(34, 197, 94, 0.2);
}

[data-theme="dark"] .hero h1 {
    color: #f8fafc;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

[data-theme="dark"] .hero .subtitle {
    color: rgba(226, 232, 240, 0.9);
}

[data-theme="dark"] .hero .description {
    color: rgba(203, 213, 225, 0.8);
}

[data-theme="dark"] .btn-primary {
    background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

[data-theme="dark"] .btn-primary:hover {
    background: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.4);
    transform: translateY(-3px);
}

[data-theme="dark"] .btn-outline {
    color: #93c5fd;
    border-color: #93c5fd;
    background: rgba(147, 197, 253, 0.1);
}

[data-theme="dark"] .btn-outline:hover {
    background: #93c5fd;
    color: #0f172a;
    box-shadow: 0 4px 15px rgba(147, 197, 253, 0.3);
}

[data-theme="dark"] .btn-ghost {
    background: rgba(31, 41, 55, 0.6);
    border: 1px solid rgba(75, 85, 99, 0.4);
    backdrop-filter: blur(15px);
}

[data-theme="dark"] .btn-ghost:hover {
    background: rgba(55, 65, 81, 0.8);
    border-color: rgba(107, 114, 128, 0.6);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

/* Efeito de partículas para o modo escuro */
[data-theme="dark"] .hero::before {
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><defs><radialGradient id="glow" cx="50%" cy="50%" r="50%"><stop offset="0%" style="stop-color:%233b82f6;stop-opacity:0.1"/><stop offset="100%" style="stop-color:%233b82f6;stop-opacity:0"/></radialGradient></defs><circle cx="200" cy="200" r="2" fill="%2393c5fd" opacity="0.6"><animate attributeName="opacity" values="0.6;1;0.6" dur="3s" repeatCount="indefinite"/></circle><circle cx="800" cy="300" r="1.5" fill="%236366f1" opacity="0.4"><animate attributeName="opacity" values="0.4;0.8;0.4" dur="4s" repeatCount="indefinite"/></circle><circle cx="300" cy="700" r="1" fill="%2393c5fd" opacity="0.5"><animate attributeName="opacity" values="0.5;0.9;0.5" dur="2.5s" repeatCount="indefinite"/></circle><circle cx="700" cy="800" r="2.5" fill="%236366f1" opacity="0.3"><animate attributeName="opacity" values="0.3;0.7;0.3" dur="3.5s" repeatCount="indefinite"/></circle><circle cx="500" cy="150" r="1.2" fill="%2393c5fd" opacity="0.7"><animate attributeName="opacity" values="0.7;1;0.7" dur="2s" repeatCount="indefinite"/></circle></svg>');
    background-size: cover;
    opacity: 0.8;
}

/* Animação suave para transição de tema */
[data-theme="dark"] .hero {
    transition: background 0.5s ease-in-out;
}

[data-theme="dark"] .profile-card {
    transition: all 0.5s ease-in-out;
}

[data-theme="dark"] .profile-image {
    transition: all 0.5s ease-in-out;
}





.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    transition: var(--transition);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-primary);
    position: relative;
    overflow: hidden;
}

[data-theme="dark"] .hero {
    background: var(--gradient-primary);
}

/* overlay apenas no dark */
[data-theme="dark"] .hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><polygon fill="%23ffffff08" points="0,1000 1000,0 1000,1000"/></svg>');
    background-size: cover;
}

.hero-content {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 3rem;
    align-items: center;
}

.hero .container {
    padding-top: 5rem;
}

.hero-text {
    text-align: left;
}

.hero-greeting {
    color: var(--text-secondary);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.hero-name {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
    line-height: 1.1;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    align-items: center;
    flex-wrap: wrap;
    margin-top: 1.75rem;
}

.hero-image {
    display: flex;
    justify-content: center;
}

@media (max-width: 900px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 2.5rem;
        text-align: center;
    }

    .hero-text {
        text-align: center;
    }

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

/* Dark theme text overrides */
[data-theme="dark"] .hero-greeting {
    color: rgba(255, 255, 255, 0.9);
}
[data-theme="dark"] .hero-name,
[data-theme="dark"] .hero h1 {
    color: #fff;
}
[data-theme="dark"] .hero .subtitle {
    color: rgba(255, 255, 255, 0.9);
}
[data-theme="dark"] .hero .description {
    color: rgba(255, 255, 255, 0.8);
}

.profile-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    padding: 3rem;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.2);
    max-width: 600px;
    margin: 0 auto;
}

.profile-image {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    margin: 0 auto 2rem;
    border: 4px solid rgba(255, 255, 255, 0.3);
    overflow: hidden;
    position: relative;
}

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

.status-indicator {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(34, 197, 94, 0.2);
    color: #22c55e;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    margin-bottom: 1rem;
    border: 1px solid rgba(34, 197, 94, 0.3);
}

.status-dot {
    width: 8px;
    height: 8px;
    background: #22c55e;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero .subtitle {
    font-size: 1.3rem;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.hero .description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    color: white;
    text-decoration: none;
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.social-link:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-3px);
}

/* Seções gerais */
section {
    padding: 6rem 0;
}

section:nth-child(even) {
    background: var(--bg-secondary);
}

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

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Seção About */
#about {
    background: var(--bg-primary);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    margin-bottom: 4rem;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-bottom: 3rem;
}

.stat-item {
    text-align: center;
    padding: 2rem;
    background: var(--bg-secondary);
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    display: block;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: 0.5rem;
}

.about-text {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.highlights {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-bottom: 2rem;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-primary);
    font-weight: 500;
}

.highlight-item i {
    color: var(--primary-color);
    width: 20px;
}

.personal-info {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-bottom: 2rem;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
    background: var(--bg-secondary);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.info-icon {
    width: 40px;
    height: 40px;
    background: var(--primary-color);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.info-details h4 {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}

.info-details p {
    font-weight: 600;
    color: var(--text-primary);
}

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

.cv-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* Seção Experience */
#experience {
    background: var(--bg-secondary);
}

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

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border-color);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
    width: 50%;
}

.timeline-item:nth-child(odd) {
    left: 0;
    padding-right: 2rem;
}

.timeline-item:nth-child(even) {
    left: 50%;
    padding-left: 2rem;
}

.timeline-content {
    background: var(--bg-primary);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    position: relative;
}

.timeline-item:nth-child(odd) .timeline-content::after {
    content: '';
    position: absolute;
    right: -10px;
    top: 20px;
    width: 0;
    height: 0;
    border: 10px solid transparent;
    border-left-color: var(--bg-primary);
}

.timeline-item:nth-child(even) .timeline-content::after {
    content: '';
    position: absolute;
    left: -10px;
    top: 20px;
    width: 0;
    height: 0;
    border: 10px solid transparent;
    border-right-color: var(--bg-primary);
}

.timeline-date {
    position: absolute;
    left: 50%;
    top: 20px;
    transform: translateX(-50%);
    background: var(--primary-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    white-space: nowrap;
    z-index: 2;
}

.timeline-content h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.timeline-content h4 {
    font-size: 1.1rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.timeline-content p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.timeline-skills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.skill-tag {
    background: var(--bg-secondary);
    color: var(--text-primary);
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.8rem;
    border: 1px solid var(--border-color);
}

/* Seção Skills */
#skills {
    background: var(--bg-primary);
}

.skills-categories {
    display: grid;
    gap: 3rem;
}

.skill-category {
    background: var(--bg-secondary);
    padding: 2rem;
    border-radius: 16px;
    border: 1px solid var(--border-color);
}

.skill-category h3 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 2rem;
}

.skill-category h3 i {
    color: var(--primary-color);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.skill-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--bg-primary);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.skill-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.skill-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border-radius: 10px;
    border: 1px solid var(--border-color);
}

.skill-icon i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.skill-info {
    flex: 1;
}

.skill-info h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.skill-level {
    background: var(--bg-secondary);
    height: 6px;
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.skill-progress {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 3px;
    transition: width 2s ease-in-out;
    width: 0;
}

.skill-percentage {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--primary-color);
}

/* Seção Projects */
#projects {
    background: var(--bg-secondary);
}

.projects-filter {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.75rem 1.5rem;
    background: var(--bg-primary);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    border-radius: 25px;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
}

.filter-btn.active,
.filter-btn:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.project-card {
    background: var(--bg-primary);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    transition: var(--transition);
    position: relative;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

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

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

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

.project-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 1rem 1.5rem 0.5rem;
}

.project-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0 1.5rem 0.75rem;
}

.project-meta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0 1.5rem 1rem;
}

.project-meta span {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.85rem;
    color: var(--text-primary);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 999px;
    padding: 4px 10px;
    font-weight: 600;
}

.btn-github {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0 1.5rem 1.25rem;
    background: #0d1117;
    color: #fff;
    border: 1px solid #30363d;
}

.btn-github:hover {
    background: #161b22;
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.btn-github i {
    font-size: 1rem;
}

[data-theme="dark"] .project-meta span {
    background: rgba(255,255,255,0.06);
    border-color: rgba(255,255,255,0.12);
    color: var(--text-secondary);
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    opacity: 0;
    transition: var(--transition);
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.project-info {
    padding: 1.5rem;
}

.project-category {
    display: inline-block;
    background: var(--bg-secondary);
    color: var(--primary-color);
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.project-info h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.project-info p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.tech-tag {
    background: var(--bg-secondary);
    color: var(--text-primary);
    padding: 0.25rem 0.5rem;
    border-radius: 8px;
    font-size: 0.75rem;
    border: 1px solid var(--border-color);
}

.project-links {
    display: flex;
    gap: 0.75rem;
}

.project-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition);
}

.project-link:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
}

.project-link.secondary {
    background: transparent;
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
}

.project-link.secondary:hover {
    background: var(--primary-color);
    color: white;
}

/* GitHub Stats */
.github-stats-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.github-stat {
    background: var(--bg-primary);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.github-stat:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.github-stat .stat-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    color: white;
    font-size: 1.5rem;
}

.github-stat h3 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.github-stat p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.projects-cta {
    text-align: center;
    padding: 3rem 2rem;
    background: var(--bg-primary);
    border-radius: 16px;
    border: 1px solid var(--border-color);
}

.projects-cta p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

/* Estilos do WhatsApp */
.whatsapp-container {
    text-align: center;
    margin-top: 30px;
}

.whatsapp-btn {
    background-color: #25d366;
    color: white;
    padding: 15px 30px;
    font-size: 1.2rem;
    text-decoration: none;
    border-radius: 5px;
    display: inline-flex;
    align-items: center;
}

.whatsapp-btn i {
    margin-right: 10px;
}

.whatsapp-btn:hover {
    background-color: #128c7e;
}

/* Seção Contact */
#contact {
    background: var(--bg-primary);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-card {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    padding: 2rem;
    background: var(--bg-secondary);
    border-radius: 16px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.contact-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.contact-details h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.contact-details p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.contact-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    transition: var(--transition);
}

.contact-btn:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
}

.availability {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #22c55e;
    font-weight: 500;
    margin-top: 0.5rem;
}

.availability i {
    font-size: 0.8rem;
    animation: pulse 2s infinite;
}

/* Contact Form */
.contact-form-container {
    background: var(--bg-secondary);
    padding: 2.5rem;
    border-radius: 16px;
    border: 1px solid var(--border-color);
}

.contact-form h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 2rem;
    text-align: center;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

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

/* Social Connect */
.social-connect {
    text-align: center;
    padding: 3rem 2rem;
    background: var(--bg-secondary);
    border-radius: 16px;
    border: 1px solid var(--border-color);
}

.social-connect h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 2rem;
}

.social-connect .social-links {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.social-connect .social-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.5rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    text-decoration: none;
    transition: var(--transition);
    min-width: 140px;
}

.social-connect .social-link:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.social-connect .social-link.linkedin {
    color: #0077b5;
}

.social-connect .social-link.linkedin:hover {
    background: #0077b5;
    color: white;
    border-color: #0077b5;
}

.social-connect .social-link.github {
    color: #333;
}

.social-connect .social-link.github:hover {
    background: #333;
    color: white;
    border-color: #333;
}

.social-connect .social-link.whatsapp {
    color: #25d366;
}

.social-connect .social-link.whatsapp:hover {
    background: #25d366;
    color: white;
    border-color: #25d366;
}

.social-connect .social-link.email {
    color: var(--primary-color);
}

.social-connect .social-link.email:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* Footer */
footer {
    background: var(--bg-secondary);
    padding: 2.5rem 0 1.5rem;
    margin-top: 4rem;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 2rem;
}

.footer-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.footer-main p {
    font-size: 0.95rem;
    margin: 0;
    color: var(--text-primary);
}

.footer-subtitle {
    color: var(--text-secondary) !important;
    font-size: 0.85rem !important;
    margin-top: 0.5rem !important;
}

.footer-links {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.footer-links a:hover {
    color: var(--primary-color);
    transform: translateY(-1px);
}

.footer-links a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--primary-color);
    transition: var(--transition);
}

.footer-links a:hover::after {
    width: 100%;
}



.footer-social {
    display: flex;
    gap: 0.75rem;
    align-items: center;
}

.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
    font-size: 0.9rem;
}

.footer-social a:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

[data-theme="dark"] .stat-compact {
    background: rgba(37, 99, 235, 0.1);
    border-color: rgba(37, 99, 235, 0.2);
}

[data-theme="dark"] .stat-compact:hover {
    background: rgba(37, 99, 235, 0.15);
}

/* GitHub Statistics Styles */
.github-stats-container {
    margin: 30px 0;
}

.github-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.stat-card {
    background: linear-gradient(135deg, #2d3748 0%, #4a5568 100%);
    border-radius: 12px;
    padding: 25px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

.stat-card i {
    font-size: 2rem;
    color: #64ffda;
    margin-bottom: 10px;
    display: block;
}

.stat-card h4 {
    font-size: 2rem;
    font-weight: bold;
    color: white;
    margin: 10px 0 5px 0;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.stat-card p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin: 0;
}

#visit-count, #unique-visitors {
    font-weight: bold;
    color: #64ffda;
}

/* Estilos dos Botões de Autenticação */
.auth-button {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.auth-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
    background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
}

.auth-button:active {
    transform: translateY(0);
    box-shadow: 0 2px 10px rgba(102, 126, 234, 0.3);
}



.auth-button i {
    font-size: 1rem;
}

/* Responsividade para botões de autenticação */
@media (max-width: 768px) {
    .auth-button {
        padding: 10px 20px;
        font-size: 0.8rem;
    }
}

#last-visit {
    font-weight: bold;
    color: #2196f3;
}

/* Responsividade */
@media (max-width: 1024px) {
    .container {
        padding: 0 15px;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .timeline::before {
        left: 30px;
    }

    .timeline-item {
        width: 100%;
        left: 0 !important;
        padding-left: 70px !important;
        padding-right: 0 !important;
    }

    .timeline-item .timeline-content::after {
        left: -10px !important;
        border-right-color: var(--bg-primary) !important;
        border-left-color: transparent !important;
    }

    .timeline-date {
        left: 30px;
        transform: translateX(-50%);
    }
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }

    .hero .subtitle {
        font-size: 1.1rem;
    }

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

    .profile-card {
        padding: 2rem;
        margin: 0 1rem;
    }

    .navbar {
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(15px);
        padding: 0.75rem 0;
    }

    .navbar .container {
        padding: 0 1rem;
    }

    .logo-content .logo-subtitle {
        display: none;
    }

    .nav-stats {
        display: none;
    }

    .navbar ul {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        padding-top: 2rem;
        transition: var(--transition);
        z-index: 999;
        gap: 0.5rem;
    }

    .navbar ul.active {
        left: 0;
    }

    .navbar ul li {
        margin: 0.5rem 0;
        width: 90%;
        max-width: 280px;
    }

    .navbar ul li a {
        font-size: 1.1rem;
        padding: 1rem 1.5rem;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 0.75rem;
        text-align: center;
        width: 100%;
        border-radius: 12px;
        transition: var(--transition);
        background: rgba(37, 99, 235, 0.05);
        border: 1px solid rgba(37, 99, 235, 0.1);
    }

    .navbar ul li a:hover {
        background: rgba(37, 99, 235, 0.15);
        transform: translateY(-2px);
        box-shadow: 0 4px 12px rgba(37, 99, 235, 0.2);
    }

    .navbar ul li a i {
        font-size: 1rem;
    }

    .nav-actions {
        gap: 0.5rem;
    }

    .theme-toggle {
        width: 35px;
        height: 35px;
        font-size: 0.9rem;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }

    /* Dark theme mobile navbar */
    [data-theme="dark"] .navbar ul {
        background: var(--bg-secondary);
        border-top-color: var(--border-color);
    }

    .section-header h2 {
        font-size: 2rem;
    }

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

    .personal-info {
        grid-template-columns: 1fr;
    }

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

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

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

    .projects-filter {
        justify-content: flex-start;
        overflow-x: auto;
        padding-bottom: 0.5rem;
    }

    .github-stats-container {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-content {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 2rem;
    }

    .footer-info {
        align-items: center;
        text-align: center;
        gap: 1rem;
    }

    .footer-links {
        justify-content: center;
        gap: 1rem;
    }



    .footer-social {
        gap: 1rem;
    }

    .footer-social a {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }

    .visitor-stats {
        margin: 15px 0;
        padding: 15px;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .stat-item {
        padding: 10px;
    }

    .stat-item .stat-number {
        font-size: 1.5rem;
    }

    .github-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }

    .stat-card {
        padding: 20px;
    }

    .stat-card h4 {
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 2rem;
    }

    .profile-image {
        width: 120px;
        height: 120px;
    }

    .profile-card {
        padding: 1.5rem;
    }

    .section-header h2 {
        font-size: 1.8rem;
    }

    .about-stats {
        gap: 1rem;
    }

    .stat-item {
        padding: 1.5rem;
    }

    .skill-item {
        padding: 1rem;
    }

    .project-info {
        padding: 1rem;
    }

    .contact-card {
        padding: 1.5rem;
    }

    .contact-form-container {
        padding: 1.5rem;
    }

    .social-connect {
        padding: 2rem 1rem;
    }

    .social-connect .social-links {
        flex-direction: column;
        align-items: center;
    }

    .social-connect .social-link {
        min-width: 200px;
        justify-content: center;
    }

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

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

    .hero-buttons {
        gap: 0.5rem;
    }

    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }

    .timeline-item {
        padding-left: 50px !important;
    }

    .timeline-date {
        position: relative;
        left: auto;
        transform: none;
        margin-bottom: 1rem;
        display: inline-block;
    }
}



/* Animações para Notificações */
@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOut {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(100%);
        opacity: 0;
    }
}