body {
    font-family: 'Arial', sans-serif;
    margin: 0;
    padding: 0;
    line-height: 1.6;
    padding-top: 56px;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    transition: all 0.3s ease;
}

header {
    background: var(--bg-secondary);
    color: var(--text-primary);
    padding: 4rem 1rem;
    text-align: center;
    transition: all 0.3s ease;
}

[data-theme="light"] header {
    background: #f8f9fa;
    color: #212529;
}

[data-theme="dark"] header {
    background: #333;
    color: #fff;
}

nav ul {
    background: #444;
    color: #fff;
    list-style: none;
    margin: 0;
    padding: 10px;
    text-align: center;
}

nav ul li {
    display: inline;
    margin: 0 10px;
}

nav ul li a {
    color: #fff;
    text-decoration: none;
}

nav ul li.nav-item {
    display: inline;
    margin: 0 10px;
}

nav ul li.nav-item a.nav-link {
    color: #fff;
    text-decoration: none;
}

section {
    padding: 20px;
    margin: 10px;
}

footer {
    background: #333;
    color: #fff;
    text-align: center;
    padding: 1rem;
    margin-top: 20px;
}

.navbar {
    backdrop-filter: blur(10px);
    background-color: rgba(51, 51, 51, 0.9);
}

.section-padding {
    padding: 80px 0;
    background-color: var(--bg-primary);
}

.section-padding.bg-light {
    background-color: var(--bg-secondary);
}

.skill-icon {
    font-size: 2.5rem;
    width: 48px;
    height: 48px;
    margin: 10px;
    transition: all 0.3s ease;
    color: var(--text-primary);
}

.skill-icon:hover {
    transform: scale(1.1);
}

.project-card {
    transition: transform 0.3s ease;
}

.project-card:hover {
    transform: translateY(-5px);
}

.contact-form {
    max-width: 600px;
    margin: 0 auto;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin: 2rem 0;
}

.social-icon {
    color: var(--text-primary);
    transition: transform 0.3s ease, color 0.3s ease;
}

social-icon:hover {
    transform: translateY(-3px);
    color: var(--text-secondary);
}

#educacao .card {
    transition: transform 0.3s ease;
    border: none;
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.1);
}

#educacao .card:hover {
    transform: translateY(-5px);
}

#educacao .fa-2x {
    color: #007bff;
}

.education-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background-color: #f8f9fa;
    margin-right: 15px;
}

.btn-primary {
    transition: all 0.3s ease;
    background-color: #0d6efd;
    border-color: #0d6efd;
    color: #ffffff;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 2px 10px rgba(0,123,255,0.2);
    background-color: #0b5ed7;
    border-color: #0a58ca;
}

.card {
    background-color: var(--card-bg);
    border-color: var(--border-color);
    color: var(--text-primary);
}

.text-muted {
    color: var(--text-secondary) !important;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background-color: #0056b3;
}

@media (max-width: 768px) {
    .skill-icon {
        font-size: 2rem !important;
    }
    
    .row.text-center {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .social-links {
        gap: 1rem;
    }
}

@media (max-width: 576px) {
    header h1 {
        font-size: 1.8rem;
    }
    
    .section-padding {
        padding: 40px 0;
    }
}

/* Theme Toggle Styles */
[data-theme="dark"] {
    --bg-primary: #1a1a1a;
    --bg-secondary: #2d2d2d;
    --text-primary: #ffffff;
    --text-secondary: #e0e0e0;
    --card-bg: #333333;
    --border-color: #404040;
    --nav-text: #ffffff;
}

[data-theme="light"] {
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --text-primary: #212529;
    --text-secondary: #6c757d;
    --card-bg: #ffffff;
    --border-color: #dee2e6;
    --nav-text: #212529;
}

#theme-toggle {
    border: none;
    background: transparent;
    cursor: pointer;
    padding: 5px 10px;
    transition: all 0.3s ease;
}

#theme-toggle:hover {
    transform: scale(1.1);
}

/* Navbar */
.navbar-dark {
    background-color: var(--bg-secondary);
}



.navbar-toggler {
    border-color: var(--text-primary) !important;
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%280, 0, 0, 0.75%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important;
}

[data-theme="dark"] .navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255, 255, 255, 0.75%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important;
}

/* Mobile Styles */
@media (max-width: 991.98px) {
    .navbar-collapse {
        position: absolute;
        top: 56px;
        right: 0;
        width: auto;
        min-width: 200px;
        background-color: #f8f9fa;
        padding: 0.5rem;
        border-radius: 0.25rem;
        box-shadow: 0 2px 5px rgba(0,0,0,0.2);
    }

    [data-theme="dark"] .navbar-collapse {
        background-color: #333;
    }

    [data-theme="light"] .navbar-collapse {
        background-color: #f8f9fa;
    }

    .theme-switch-wrapper {
        order: -1;
        margin: 0 0 10px 0;
    }

    .navbar-nav {
        padding: 0.5rem 0;
    }

    .nav-link {
        padding: 0.5rem 1rem;
        transition: color 0.3s ease;
    }

    .navbar-nav .nav-link:hover {
        color: var(--text-secondary) !important;
    }

    .d-flex.align-items-center {
        width: 100%;
        justify-content: center;
        margin-bottom: 0.5rem;
    }
    
}

section {
    color: var(--text-primary);
}

.card-title, .card-text, p {
    color: var(--text-primary);
}

h1, h2, h3, h4, h5, h6 {
    color: var(--text-primary);
}

.navbar-brand {
    color: #212529 !important;
}

[data-theme="dark"] .navbar-brand {
    color: #ffffff !important;
}

[data-theme="light"] .navbar-brand {
    color: #212529 !important;
}

/* Theme Switch Styles */
.theme-switch-wrapper {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.theme-icons {
    display: flex;
    justify-content: space-between;
    width: 40px;
    margin-bottom: 5px;
}

.theme-switch {
    position: relative;
    display: inline-block;
    width: 40px;
    height: 20px;
}

.theme-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ccc;
    transition: .4s;
    border-radius: 34px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 16px;
    width: 16px;
    left: 2px;
    bottom: 2px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}

input:checked + .slider {
    background-color: #2196F3;
}

input:checked + .slider:before {
    transform: translateX(20px);
}

/* Language switcher styles */
.language-switch-wrapper {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.language-icons {
    display: flex;
    justify-content: space-between;
    width: 60px; /* Increased from 48px */
    margin-bottom: 5px;
}

.flag-icon {
    width: 24px;
    height: 18px;
    object-fit: cover;
}

.language-switch {
    position: relative;
    display: inline-block;
    width: 50px; /* Increased from 40px */
    height: 24px; /* Increased from 20px */
}

.language-switch .slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #009b3a;
    transition: .4s;
    border-radius: 34px;
}

.language-switch .slider:before {
    position: absolute;
    content: "";
    height: 16px; /* Increased from 16px */
    width: 16px; /* Increased from 16px */
    left: 2px;
    bottom: 2px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}

.language-switch input:checked + .slider:before {
    transform: translateX(32px); /* Adjusted for new width */
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .language-switch-wrapper {
        margin: 10px 0;
    }
    
    .navbar-nav {
        margin-bottom: 10px;
    }
}

/* Carousel Styles */
#projectCarousel {
    max-width: 800px;
    margin: 0 auto;
}

.carousel-item {
    padding: 20px;
}

.carousel-control-prev,
.carousel-control-next {
    width: 5%;
    opacity: 0.8;
}

.carousel-control-prev-icon,
.carousel-control-next-icon {
    background-color: transparent;
    border: 2px solid var(--text-primary);
    border-radius: 50%;
    padding: 15px;
}

[data-theme="light"] .carousel-control-prev-icon,
[data-theme="light"] .carousel-control-next-icon {
    filter: invert(1);
}

.carousel-indicators {
    bottom: -50px;
}

.carousel-control-prev:hover,
.carousel-control-next:hover {
    opacity: 1;
}

.carousel-indicators button {
    background-color: var(--text-primary) !important;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    margin: 0 5px;
}

#projectCarousel .project-card {
    margin: 0 auto;
    max-width: 700px;
}

#projectCarousel .card-body {
    min-height: 250px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.back-to-top {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--text-primary);
    color: var(--bg-primary);
    border: none;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

.back-to-top.visible {
    opacity: 0.7;
}

.back-to-top:hover {
    opacity: 1;
    transform: translateY(-3px);
}

/* Theme-specific colors for the button */
[data-theme="light"] .back-to-top {
    background-color: #333;
    color: #fff;
}

[data-theme="dark"] .back-to-top {
    background-color: #fff;
    color: #333;
}

/* Mobile adjustments */
@media (max-width: 768px) {
    .back-to-top {
        bottom: 15px;
        right: 15px;
        width: 35px;
        height: 35px;
    }
}

.dropdown-menu {
    min-width: 150px;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
}

.dropdown-item {
    color: var(--text-primary);
    padding: 0.5rem 1rem;
}

.dropdown-item:hover {
    background-color: var(--bg-primary);
    color: var(--text-primary);
}

#selected-language {
    margin-left: 8px;
}

.nav-link.dropdown-toggle::after {
    margin-left: 8px;
}