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

body {
    font-family: 'Courier New', Courier, monospace;
    color: #0a0a0a;
    background: #ffffff;
    overflow-x: hidden;
}

.auth {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background-color: #f0f0f0;
}

.auth-box {
    font-family: 'Courier New', Courier, monospace;
    background: #ffffff;
    padding: 48px;
    border: 2px solid #0a0a0a;
    text-align: center;
    width: 360px;
}

.auth-box h2 {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 4px;
    color: #888888;
    margin-bottom: 32px;
}

.auth-box input {
    width: 100%;
    padding: 12px 14px;
    margin: 8px 0;
    border: 1px solid #cccccc;
    border-radius: 0;
    font-family: 'Courier New', Courier, monospace;
    font-size: 14px;
    outline: none;
    background: #f8f8f8;
    color: #0a0a0a;
    transition: border-color 0.15s ease;
}

.auth-box input:focus {
    border-color: #0a0a0a;
    background: #ffffff;
}

.auth-box input::placeholder {
    color: #aaaaaa;
}

.auth-box button {
    font-family: 'Courier New', Courier, monospace;
    width: 100%;
    padding: 13px;
    margin-top: 16px;
    background-color: #0a0a0a;
    color: #ffffff;
    border: 2px solid #0a0a0a;
    border-radius: 0;
    cursor: pointer;
    font-size: 11px;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 3px;
    transition: background-color 0.15s ease, color 0.15s ease;
}

.auth-box button:hover {
    background-color: #ffffff;
    color: #0a0a0a;
}

.auth-box .auth-link {
    display: block;
    margin-top: 20px;
    font-size: 11px;
    color: #888888;
    text-decoration: none;
    letter-spacing: 1px;
}

.auth-box .auth-link:hover {
    color: #0a0a0a;
}

.app {
    display: flex;
    height: 100vh;
    overflow: hidden;
}

.workspace {
    flex-grow: 1;
    background-color: #ffffff;
    padding: 40px;
    overflow-y: auto;
    height: 100vh;
}

.sidebar {
    width: 240px;
    background-color: #0a0a0a;
    color: #ffffff;
    padding: 0;
    flex-shrink: 0;
    border-right: 2px solid #0a0a0a;
    display: flex;
    flex-direction: column;
}

.sidebar-brand {
    padding: 24px 20px;
    border-bottom: 1px solid #1e1e1e;
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 4px;
    color: #555555;
}

.sidebar-section-label {
    padding: 16px 20px 8px;
    font-size: 9px;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: #3a3a3a;
}

.sidebar ul {
    list-style: none;
    padding: 4px 0;
    flex-grow: 1;
    overflow-y: auto;
}

.sidebar ul li a {
    display: block;
    padding: 11px 20px;
    color: #888888;
    text-decoration: none;
    font-size: 12px;
    letter-spacing: 0.3px;
    border-left: 2px solid transparent;
    transition: color 0.1s ease, background-color 0.1s ease, border-color 0.1s ease;
}

.sidebar ul li a:hover {
    color: #ffffff;
    background-color: #1a1a1a;
    border-left-color: #ffffff;
}

.sidebar ul li.active a {
    color: #ffffff;
    background-color: #1a1a1a;
    border-left-color: #ffffff;
}

.sidebar-footer {
    padding: 20px;
    border-top: 1px solid #1e1e1e;
    font-size: 10px;
    letter-spacing: 1px;
    color: #3a3a3a;
    text-transform: uppercase;
}

.sidebar::-webkit-scrollbar,
.sidebar nav::-webkit-scrollbar,
.sidebar ul::-webkit-scrollbar {
    display: none !important;
}

.workspace {
    flex-grow: 1;
    background-color: #ffffff;
    padding: 40px;
    overflow-y: auto;
}