:root {
    --bg: #0b0b0c;
    --bg2: #111113;
    --bg3: #1a1a1c;
    --accent: #f5c400;
    --text: #e6e6e6;
    --sub: #9a9a9a;
    --border: #1c1c1e;
    --radius: 10px;
    --transition: 0.2s ease;
}

body {
    margin: 0;
    background: var(--bg);
    font-family: "Inter", sans-serif;
    color: var(--text);
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
}

.auth-container {
    text-align: center;
}

.logo {
    font-size: 40px;
    font-weight: 800;
    color: var(--accent);
    margin-bottom: 25px;
    letter-spacing: 1px;
}

.auth-box {
    background: var(--bg2);
    padding: 30px;
    border-radius: var(--radius);
    width: 360px;
    border: 1px solid var(--border);
    box-shadow: 0 0 25px rgba(0,0,0,0.4);
}

.auth-box h2 {
    margin-bottom: 20px;
    font-weight: 600;
    color: var(--text);
}

.input-group {
    text-align: left;
    margin-bottom: 18px;
}

.input-group label {
    font-size: 14px;
    color: var(--sub);
}

.input-group input {
    width: 100%;
    padding: 12px;
    margin-top: 6px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--bg3);
    color: var(--text);
    font-size: 15px;
    transition: var(--transition);
    box-sizing: border-box;
}

.input-group input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 10px rgba(245, 196, 0, 0.3);
    outline: none;
}

.auth-btn {
    width: 100%;
    padding: 12px;
    background: var(--accent);
    border: none;
    border-radius: var(--radius);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    color: #000;
    box-sizing: border-box;
}

.auth-btn:hover {
    background: #ffd84d;
}

.switch {
    margin-top: 15px;
    font-size: 14px;
    color: var(--sub);
}

.switch a {
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
}

.switch a:hover {
    text-decoration: underline;
}

.error-box {
    background: #2a0000;
    border: 1px solid #ff4d4d;
    padding: 10px;
    border-radius: var(--radius);
    margin-bottom: 15px;
    color: #ffb3b3;
    font-size: 14px;
}