* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    min-height: 100%;
}

body {
    min-height: 100vh;
    background: #0b0f14;
    color: #f5f7fa;
    font-family: Arial, Helvetica, sans-serif;
}

.login-page {
    min-height: 100vh;
    padding: 30px 18px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-card {
    width: min(100%, 460px);
    padding: 30px;
    background: #101720;
    border: 1px solid #222c38;
    border-radius: 14px;
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.35);
}

.login-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.login-logo {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    background: rgba(139, 92, 246, 0.14);
    border-radius: 9px;
    color: #9b6cff;
    font-size: 18px;
}

.login-brand>div:last-child {
    display: flex;
    flex-direction: column;
}

.login-brand strong {
    color: #ffffff;
    font-size: 18px;
}

.login-brand span {
    margin-top: 3px;
    color: #7f8b9b;
    font-size: 12px;
}

.login-heading {
    margin-top: 34px;
}

.login-heading>span {
    color: #9b6cff;
    font-size: 11px;
    font-weight: 900;
    letter-spacing: 1.5px;
}

.login-heading h1 {
    margin: 8px 0 8px;
    color: #ffffff;
    font-size: 30px;
    line-height: 1.1;
}

.login-heading p {
    margin: 0;
    color: #84909f;
    font-size: 14px;
    line-height: 1.5;
}

.login-error {
    margin-top: 20px;
    padding: 12px 14px;
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: 8px;
    color: #f87171;
    font-size: 13px;
}

.login-form {
    margin-top: 24px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.login-form label {
    display: flex;
    flex-direction: column;
    gap: 7px;
}

.login-form label span {
    color: #9aa5b4;
    font-size: 12px;
    font-weight: 700;
}

.login-form input {
    width: 100%;
    height: 44px;
    padding: 0 12px;
    outline: 0;
    background: #0b1117;
    border: 1px solid #293543;
    border-radius: 8px;
    color: #ffffff;
    font-family: inherit;
    font-size: 14px;
}

.login-form input:focus {
    border-color: #8b5cf6;
}

.login-form button {
    width: 100%;
    min-height: 46px;
    margin-top: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: #8b5cf6;
    border: 0;
    border-radius: 8px;
    color: #ffffff;
    font-family: inherit;
    font-size: 14px;
    font-weight: 800;
    cursor: pointer;
}

.login-form button:hover {
    background: #7c4ff0;
}

.login-back {
    width: fit-content;
    margin-top: 22px;
    display: flex;
    align-items: center;
    gap: 7px;
    color: #7f8b9b;
    font-size: 12px;
    font-weight: 700;
    text-decoration: none;
}

.login-back:hover {
    color: #a78bfa;
}

@media (max-width: 520px) {
    .login-card {
        padding: 22px;
    }
    .login-heading h1 {
        font-size: 26px;
    }
}