:root {
    --primary-color: #4361ee;
    --primary-hover: #3a56d4;
    --text-color: #333;
    --bg-color: #f8f9fa;
    --card-bg: #fff;
    --card-border: rgba(0, 0, 0, 0.125);
    --input-bg: #fff;
    --input-border: #ced4da;
    --secondary-bg: #f1f3f5;
    --animation-color: #4361ee;
    --dropdown-text: #333;
    --placeholder-color: #6c757d;
}

[data-theme="dark"] {
    --primary-color: #4361ee;
    --primary-hover: #3a56d4;
    --text-color: #ffffff;
    --bg-color: #121212;
    --card-bg: #1e1e1e;
    --card-border: rgba(255, 255, 255, 0.2);
    --input-bg: #2c2c2c;
    --input-border: #3d3d3d;
    --secondary-bg: #2c2c2c;
    --animation-color: #4361ee;
    --dropdown-text: #ffffff;
    --placeholder-color: rgba(255, 255, 255, 0.9);
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    transition: all 0.3s ease;
}

.dark-mode {
    background-color: var(--bg-color);
    color: var(--text-color);
}

.navbar {
    background-color: var(--card-bg);
    border-bottom: 1px solid var(--card-border);
}

.navbar-brand {
    color: var(--text-color);
    font-weight: 700;
}

.card {
    background-color: var(--card-bg);
    border: 1px solid var(--card-border);
    transition: all 0.3s ease;
}

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

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

.form-control, .form-select {
    background-color: var(--input-bg);
    border-color: var(--input-border);
    color: var(--text-color);
}

.form-control:focus, .form-select:focus {
    background-color: var(--input-bg);
    color: var(--text-color);
}

/* Estilos para placeholder */
::placeholder {
    color: var(--placeholder-color) !important;
    opacity: 1;
}

:-ms-input-placeholder {
    color: var(--placeholder-color) !important;
}

::-ms-input-placeholder {
    color: var(--placeholder-color) !important;
}

[data-theme="dark"] ::placeholder {
    color: var(--placeholder-color) !important;
    opacity: 1;
}

[data-theme="dark"] .form-select {
    color: var(--text-color);
}

[data-theme="dark"] .form-select option {
    background-color: var(--input-bg);
    color: var(--text-color);
}

#resultContent {
    background-color: var(--secondary-bg) !important;
    border-color: var(--input-border) !important;
    color: var(--text-color);
    white-space: pre-wrap;
}

.dropdown-menu {
    background-color: var(--card-bg);
    border-color: var(--card-border);
}

.dropdown-item {
    color: var(--text-color);
}

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

.form-check-input:checked {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

/* Seletor de idioma */
#languageDropdown {
    color: var(--text-color);
    background-color: transparent;
    border: 1px solid var(--card-border);
    transition: all 0.3s ease;
}

#languageDropdown i {
    color: var(--text-color);
}

#currentLanguage {
    color: var(--dropdown-text);
    font-weight: 600;
    text-shadow: 0px 0px 1px rgba(0, 0, 0, 0.2);
}

[data-theme="dark"] #currentLanguage {
    color: #ffffff;
    text-shadow: 0px 0px 2px rgba(255, 255, 255, 0.3);
}

[data-theme="dark"] .bi-moon-stars,
[data-theme="dark"] .bi-globe {
    color: #ffffff;
}

/* Tema escuro - ajustes específicos */
[data-theme="dark"] .form-check-label {
    color: #ffffff;
}

[data-theme="dark"] .form-check-input {
    border-color: #4d4d4d;
}

[data-theme="dark"] .navbar {
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

[data-theme="dark"] .card {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25) !important;
}

/* Animação de digitação */
.animation-container {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.typing-animation {
    display: flex;
    align-items: center;
}

.circle {
    width: 12px;
    height: 12px;
    margin: 0 5px;
    background-color: var(--animation-color);
    border-radius: 50%;
    animation: typingAnimation 1.5s infinite ease-in-out;
}

.circle:nth-child(1) {
    animation-delay: 0s;
}

.circle:nth-child(2) {
    animation-delay: 0.3s;
}

.circle:nth-child(3) {
    animation-delay: 0.6s;
}

@keyframes typingAnimation {
    0%, 100% {
        transform: scale(1);
        opacity: 0.7;
    }
    50% {
        transform: scale(1.5);
        opacity: 1;
    }
}

/* Estilos responsivos */
@media (max-width: 767px) {
    .card-body {
        padding: 1.5rem;
    }
}