body {
    background-color: #000;
    font-family: 'Segoe UI', sans-serif;
}

h1 {
    font-size: 2.8rem;
    font-weight: 700;
    color: #a855f7;
    letter-spacing: 2px;
    line-height: 1;
}

.lock-icon {
    width: 40px;
    height: 40px;
    color: #a855f7;
}

h2 {
    font-size: 0.8rem;
    font-weight: 400;
    color: #c084fc;
    letter-spacing: 2px;
}

input[type="password"] {
    background: transparent;
    border: 1px solid #7c3aed;
    border-right: none;
    color: #a855f7;
    font-size: 1.5rem;
    letter-spacing: 6px;
    padding: 10px 16px;
    width: 180px;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
    font-family: 'Segoe UI', sans-serif;
    border-radius: 0;
}

input[type="password"]::placeholder {
    letter-spacing: 2px;
    font-size: 0.85rem;
    color: #7c3aed88;
}

input[type="password"]:focus {
    border-color: #a855f7;
    box-shadow: 0 0 0 2px #a855f720;
}

.submit-btn {
    width: 44px;
    background: transparent;
    border: 1px solid #7c3aed;
    border-left: none;
    color: #7c3aed;
    cursor: pointer;
    transition: color 0.2s, background 0.2s;
    border-radius: 0;
}

.submit-btn:hover {
    color: #a855f7;
    background: #a855f710;
}

.submit-btn svg {
    width: 18px;
    height: 18px;
}

.error-msg {
    font-size: 0.8rem;
    color: #f87171;
    letter-spacing: 1px;
    height: 16px;
    transition: opacity 0.2s;
}

.error-msg.hidden {
    opacity: 0;
}

footer a {
    color: #7c3aed;
    text-decoration: none;
    font-size: 0.8rem;
    letter-spacing: 1px;
    border-bottom: 1px solid #7c3aed;
    padding-bottom: 2px;
    transition: color 0.2s, border-color 0.2s;
}

footer a:hover {
    color: #a855f7;
    border-color: #a855f7;
}

footer img {
    width: 24px;
    height: 24px;
    object-fit: cover;
    border-radius: 50%;
    border: 1px solid #7c3aed44;
}