:root {
    --primary-color: #8b9a46;
    --secondary-color: #665c4c;
    --bg-color: #eaeaea;
    --white: #ffffff;
    --text-color: #333333;
    --sidebar-width: 260px;
    --header-height: 70px;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Inter', 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
}

/* Layout */
.app-container {
    display: flex;
    min-height: 100vh;
}

.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    margin-top: var(--header-height);
    padding: 30px;
    display: flex;
    flex-direction: column;
    min-height: calc(100vh - var(--header-height));
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background-color: var(--secondary-color);
    color: var(--white);
    position: fixed;
    height: 100vh;
    left: 0;
    top: 0;
    z-index: 1000;
}

.sidebar-header {
    height: var(--header-height);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px;
    background-color: rgba(0,0,0,0.1);
}

.sidebar-header img {
    max-height: 50px;
    max-width: 100%;
}

.sidebar-nav {
    padding: 20px 0;
}

.nav-item {
    display: flex;
    align-items: center;
    padding: 12px 25px;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: var(--transition);
    gap: 20px;
}

.nav-item:hover, .nav-item.active {
    background-color: var(--primary-color);
    color: var(--white);
}

.nav-item i, .nav-item svg {
    font-size: 1.2rem;
    min-width: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Header */
.header {
    height: var(--header-height);
    background-color: var(--white);
    position: fixed;
    top: 0;
    right: 0;
    left: var(--sidebar-width);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 30px;
    box-shadow: var(--shadow);
    z-index: 900;
}

.header-user {
    display: flex;
    align-items: center;
}

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    margin-right: 10px;
}

/* Components */
.card {
    background: var(--white);
    border-radius: 12px;
    padding: 25px;
    box-shadow: var(--shadow);
    margin-bottom: 30px;
}

.btn {
    display: inline-block;
    padding: 10px 20px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: none;
}

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

.btn-primary:hover {
    filter: brightness(1.1);
}

/* Auth Pages */
.auth-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background-color: var(--bg-color);
}

.auth-card {
    width: 100%;
    max-width: 400px;
    background: var(--white);
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
    text-align: center;
}

.auth-card img {
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 20px;
    text-align: left;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--secondary-color);
}

.form-control {
    width: 100%;
    padding: 12px;
    background-color: #f9f9f9;
    border: 1px solid #ddd;
    border-radius: 8px;
    outline: none;
    transition: var(--transition);
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(139, 154, 70, 0.2);
}

.password-container {
    position: relative;
}

.password-toggle {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    cursor: pointer;
    color: #999;
    transition: var(--transition);
}

.password-toggle:hover {
    color: var(--primary-color);
}

@media (max-width: 768px) {
    .sidebar {
        width: 70px;
    }
    .sidebar-header span, .nav-item span {
        display: none;
    }
    .main-content, .header {
        left: 70px;
    }
}

.footer {
    text-align: center;
    padding: 15px;
    background-color: #dddddd;
    color: #8b9a46;
    font-size: 14px;
    font-weight: 600;
    margin-top: auto;
    width: calc(100% + 60px); /* Compensar o padding da main-content */
    margin-left: -30px;
    margin-bottom: -30px;
}