:root {
    --primary: #1e90ff;
    --secondary: #2c3e50;
    --accent: #00b894;
    --light: #ecf0f1;
    --dark: #2d3436;
    --text: #2d3436;
    --shadow: 0 4px 15px rgba(0,0,0,0.1);
}

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

body {
    font-family: 'Poppins', sans-serif;
    background: linear-gradient(135deg, var(--light) 0%, #dfe6e9 100%);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
}

body.dark { background: linear-gradient(135deg, var(--dark) 0%, #636e72 100%); color: #dfe6e9; }

.container { display: flex; min-height: 100vh; }

.sidebar {
    width: 80px;
    background: linear-gradient(135deg, var(--secondary), #34495e);
    color: #fff;
    padding: 20px 10px;
    position: fixed;
    top: 0;
    left: 0;
    height: 100%;
    transition: width 0.3s ease-in-out;
    z-index: 1000;
    box-shadow: var(--shadow);
    overflow-y: auto;
}

.sidebar.expanded { width: 250px; }

.sidebar-toggle {
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: 50%;
    width: 30px;
    height: 30px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s ease, transform 0.3s ease;
    margin: 0 0 20px 35px;
}

.sidebar-toggle:hover { background: #00a379; }
.sidebar.expanded .sidebar-toggle i { transform: rotate(180deg); }

.sidebar-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid rgba(255,255,255,0.2);
}

.user-avatar { width: 40px; height: 40px; border-radius: 50%; object-fit: cover; border: 2px solid var(--accent); }

.sidebar h3 { font-size: 1.1rem; white-space: nowrap; }

.sidebar ul li a {
    color: #fff;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px;
    border-radius: 8px;
    transition: all 0.3s ease;
    font-size: 0.9rem;
    white-space: nowrap;
}

.sidebar ul li a:hover, .sidebar ul li a.active {
    background: rgba(255,255,255,0.2);
    transform: translateX(5px);
}

.theme-toggle { display: flex; align-items: center; gap: 10px; margin-top: 20px; }

.main-content { flex-grow: 1; margin-left: 80px; padding: 20px; transition: margin-left 0.3s ease; }
.sidebar.expanded ~ .main-content { margin-left: 250px; }

.navbar { background: var(--primary); color: #fff; padding: 15px 20px; display: flex; justify-content: space-between; align-items: center; box-shadow: var(--shadow); position: sticky; top: 0; z-index: 900; }

.navbar .menu-toggle { cursor: pointer; font-size: 1.5rem; display: none; }

.breadcrumb { margin: 15px 0; display: flex; gap: 10px; flex-wrap: wrap; }
.breadcrumb a, .btn-link {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 8px 15px;
    background: var(--primary);
    color: #fff;
    text-decoration: none;
    border-radius: 5px;
    box-shadow: var(--shadow);
    transition: background 0.3s ease, transform 0.3s ease;
}

.breadcrumb a:hover, .btn-link:hover { background: #1565c0; transform: translateY(-2px); }

.form-container {
    max-width: 500px;
    margin: 20px auto;
    background: #fff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: var(--shadow);
}

body.dark .form-container { background: #3b4042; }

.input-group {
    position: relative;
    margin-bottom: 20px;
}

.input-group i {
    position: absolute;
    top: 50%;
    left: 15px;
    transform: translateY(-50%);
    color: var(--secondary);
    font-size: 1.1rem;
}

.input-group input, .input-group select, .input-group textarea {
    width: 100%;
    padding: 14px 15px 14px 45px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 1rem;
    font-family: 'Poppins', sans-serif;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
    background: #fafafa;
}

body.dark .input-group input, body.dark .input-group select, body.dark .input-group textarea {
    background: #4a5154;
    color: #dfe6e9;
    border-color: #636e72;
}

.input-group input:focus, .input-group select:focus, .input-group textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 5px rgba(30, 144, 255, 0.5);
    outline: none;
}

.input-group input::placeholder, .input-group textarea::placeholder {
    color: #95a5a6;
    font-style: italic;
}

.input-group .toggle-password {
    position: absolute;
    top: 50%;
    right: 15px;
    transform: translateY(-50%);
    cursor: pointer;
    color: var(--secondary);
}

.btn {
    background: var(--accent);
    color: #fff;
    padding: 12px 25px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    box-shadow: var(--shadow);
    transition: background 0.3s ease, transform 0.3s ease;
    font-size: 1rem;
}

.btn:hover { background: #00a379; transform: translateY(-2px); }

.toast {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 15px 25px;
    border-radius: 8px;
    color: #fff;
    z-index: 2000;
    box-shadow: var(--shadow);
    animation: slideIn 0.5s ease, fadeOut 0.5s 2.5s forwards;
}

.toast.sucesso { background: var(--accent); }
.toast.erro { background: #e74c3c; }

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

@media (max-width: 768px) {
    .sidebar { width: 60px; }
    .sidebar.expanded { width: 200px; }
    .main-content { margin-left: 60px; }
    .sidebar.expanded ~ .main-content { margin-left: 200px; }
    .navbar .menu-toggle { display: block; }
}



/* Adições ao styles.css existente */

.sidebar { padding-top: 10px; }
.sidebar-toggle { margin-left: 25px; }

.form-container { background: linear-gradient(135deg, #fff, #f8f9fa); }
body.dark .form-container { background: linear-gradient(135deg, #3b4042, #4a5154); }

.input-group input, .input-group select, .input-group textarea { height: 50px; }
.input-group textarea { height: 100px; resize: vertical; }

.btn { font-family: 'Poppins', sans-serif; }
.btn i { transition: transform 0.3s ease; }
.btn:hover i { transform: scale(1.1); }

.toast { display: flex; align-items: center; gap: 10px; }
.close-toast { cursor: pointer; font-size: 1.2rem; margin-left: 10px; }

.breadcrumb { padding: 0 10px; }
.btn-link { border: 1px solid rgba(255,255,255,0.2); }

@media (min-width: 1200px) {
    .form-container { max-width: 600px; }
    .sidebar.expanded { width: 300px; }
    .sidebar.expanded ~ .main-content { margin-left: 300px; }
}


/* Adições ao styles.css existente */

.card-grid { gap: 25px; padding: 0 10px; }

.card {
    background: #fff;
    padding: 25px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px) rotateX(2deg);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

body.dark .card { background: #3b4042; }

.card h3 { font-size: 1.3rem; display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }

.priority.baixa { color: #7f8c8d; }
.priority.media { color: #f39c12; }
.priority.alta { color: #e74c3c; font-weight: bold; }

.status.recebido { color: #f39c12; }
.status.em_analise { color: #e67e22; }
.status.em_andamento { color: #3498db; }
.status.concluido { color: var(--accent); }

.filter-bar { display: flex; gap: 15px; flex-wrap: wrap; margin: 20px 0; }
.filter-bar .input-group { flex: 1; min-width: 200px; }

.btn.small { padding: 8px 15px; font-size: 0.9rem; }

.comment-form { margin-top: 15px; }
.comment-form label { display: flex; align-items: center; gap: 5px; margin: 10px 0; color: var(--text); }
body.dark .comment-form label { color: #dfe6e9; }

.pagination { display: flex; gap: 10px; justify-content: center; margin: 20px 0; }
.pagination .btn-link { padding: 10px 15px; }
.pagination .btn-link.active { background: var(--accent); }

.no-results { text-align: center; color: #7f8c8d; font-size: 1.1rem; margin: 20px 0; }