:root {
    --primary-color: #e61919;
    --dark-bg: #1a1a1a;
    --white: #ffffff;
    --gray-light: #f4f7f6;
    --text-color: #333;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Inter', sans-serif;
}

body {
    background-color: var(--gray-light);
    color: var(--text-color);
}

/* Login Page */
.login-body {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.login-container {
    background: var(--white);
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
    width: 100%;
    max-width: 400px;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 0.9rem;
    color: #555;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="password"],
.form-group input[type="number"],
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 1rem;
    transition: border 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary-color);
    outline: none;
}

.btn {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 12px 20px;
    border: none;
    border-radius: 4px;
    font-weight: 600;
    cursor: pointer;
    font-size: 1rem;
    transition: background 0.3s;
    text-decoration: none;
    display: inline-block;
}

.btn:hover {
    background-color: #b30000;
}

/* Dashboard Page */
.dashboard-body {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 250px;
    background-color: var(--dark-bg);
    color: var(--white);
    display: flex;
    flex-direction: column;
}

.sidebar-header {
    padding: 20px;
    border-bottom: 1px solid #333;
}

.sidebar-header h2 {
    color: var(--primary-color);
}

.sidebar ul {
    list-style: none;
    padding: 20px 0;
}

.sidebar ul li a {
    display: block;
    padding: 15px 20px;
    color: #bbb;
    text-decoration: none;
    transition: 0.3s;
    border-left: 3px solid transparent;
}

.sidebar ul li a:hover {
    background: rgba(255,255,255,0.05);
    color: var(--white);
    border-left-color: var(--primary-color);
}

.sidebar ul li a i {
    width: 25px;
}

.content {
    flex: 1;
    padding: 30px;
    overflow-y: auto;
}

.top-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
    padding-bottom: 20px;
    border-bottom: 1px solid #ddd;
}

.admin-panel {
    background: var(--white);
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
    margin-bottom: 30px;
}

.admin-panel h3 {
    margin-bottom: 20px;
    color: var(--dark-bg);
    border-bottom: 2px solid var(--primary-color);
    display: inline-block;
    padding-bottom: 5px;
}