:root {
    --o3-purple: #6f42c1;
    --o3-purple-dark: #563d7c;
    --o3-purple-light: #a278ff;
    
    /* Light Theme (Default) */
    --bg-color: #f8f5ff;
    --card-bg: #ffffff;
    --text-color: #212529;
    --text-muted: #6c757d;
    --border-color: rgba(0,0,0,0.05);
    --nav-bg: var(--o3-purple);
}

[data-bs-theme="dark"] {
    --bg-color: #121212;
    --card-bg: #1e1e1e;
    --text-color: #f8f9fa;
    --text-muted: #adb5bd;
    --border-color: rgba(255,255,255,0.1);
    --nav-bg: #000000;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    transition: background-color 0.3s, color 0.3s;
    min-height: 100vh;
}

/* Login Page Specific */
.login-top-bar {
    height: 40px;
    width: 100%;
    background-color: var(--o3-purple) !important;
    color: white;
    display: flex;
    align-items: center;
    padding-left: 20px;
    font-size: 0.9rem;
    font-weight: 500;
}

.login-card-header {
    background-color: #f8f9fa !important;
    color: #495057 !important;
    font-size: 0.85rem;
    padding: 8px 15px !important;
    border-bottom: 1px solid #dee2e6 !important;
    border-top-left-radius: 12px !important;
    border-top-right-radius: 12px !important;
}

.login-card {
    border: 1px solid #dee2e6 !important;
    box-shadow: none !important;
    max-width: 500px;
    width: 100%;
}

.login-card:hover {
    transform: none !important;
}

/* Sobrescrevendo o Primary do Bootstrap para Roxo */
.bg-primary {
    background-color: var(--o3-purple) !important;
}

.btn-primary {
    background-color: var(--o3-purple) !important;
    border-color: var(--o3-purple) !important;
}

.btn-primary:hover, .btn-primary:focus, .btn-primary:active {
    background-color: var(--o3-purple-dark) !important;
    border-color: var(--o3-purple-dark) !important;
}

.btn-outline-primary {
    color: var(--o3-purple) !important;
    border-color: var(--o3-purple) !important;
}

.btn-outline-primary:hover {
    background-color: var(--o3-purple) !important;
    color: white !important;
}

.text-primary {
    color: var(--o3-purple) !important;
}

.border-primary {
    border-color: var(--o3-purple) !important;
}

/* Cards */
.card {
    background-color: var(--card-bg);
    color: var(--text-color);
    border: none;
    border-radius: 12px;
    box-shadow: 0 4px 6px var(--border-color);
    transition: transform 0.2s, background-color 0.3s, box-shadow 0.2s;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(111, 66, 193, 0.15);
}

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

.card-footer {
    background-color: transparent;
    border-top: 1px solid var(--border-color);
}

/* Navbar */
.navbar {
    background-color: var(--nav-bg) !important;
    padding: 0.8rem 0;
}

/* Progress Bar */
.progress {
    height: 10px;
    margin-top: 5px;
    background-color: var(--border-color);
    border-radius: 5px;
}

/* Utils */
.text-muted {
    color: var(--text-muted) !important;
}

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

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

.dropdown-item:hover {
    background-color: var(--o3-purple);
    color: white;
}

.dropdown-divider {
    border-color: var(--border-color);
}

.table {
    color: var(--text-color);
}

.table thead th {
    background-color: var(--border-color);
    color: var(--text-color);
    border-color: var(--border-color);
}

.table td {
    border-color: var(--border-color);
}

/* Theme Toggle Button */
.theme-toggle {
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.2s;
    color: white;
    font-size: 1.2rem;
}

.theme-toggle:hover {
    background-color: rgba(255,255,255,0.1);
}