body {
    margin: 0;
    height: 100vh;
    background: #0f0f0f;
    font-family: Inter,Segoe UI,Roboto,Arial,sans-serif;
    color: #ffffff;
}

.login-container {
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.login-box {
    width: 360px;
    background: #141414;
    border: 1px solid #c2580280;
    border-radius: 12px;
    padding: 32px;
    box-shadow: 0 0 30px rgba(0,0,0,0.6);
    text-align: center;
    position: relative;
}

.login-box h1 {
    margin: 0;
    font-size: 22px;
    letter-spacing: 2px;
}

.subtitle {
    margin-top: 6px;
    margin-bottom: 24px;
    font-size: 12px;
    letter-spacing: 3px;
    color: #c25802;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.login-form input {
    background: #0f0f0f;
    border: 1px solid #c2580280;
    border-radius: 8px;
    padding: 10px 12px;
    color: #ffffff;
    font-size: 14px;
    outline: none;
}

.login-form input:focus {
    border-color: #c25802;
    box-shadow: 0 0 8px #c2580240;
}

.login-form button {
    margin-top: 8px;
    background: #c25802;
    border: none;
    border-radius: 8px;
    padding: 10px;
    font-size: 14px;
    letter-spacing: 2px;
    cursor: pointer;
    color: #000;
}

.login-form button:active {
    transform: scale(0.97);
}

.loader {
    margin-top: 18px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    letter-spacing: 2px;
    font-size: 12px;
    color: #c25802;
}

.ring {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    border: 3px solid #c2580220;
    border-top-color: #c25802;
    animation: spin 1s linear infinite;
}

.error {
    margin-top: 14px;
    font-size: 12px;
    color: #be0000;
    letter-spacing: 1px;
}

.hidden {
    display: none;
}

.shake {
    animation: shake 0.4s;
    border-color: #be0000;
}

@keyframes spin {
    to { transform: rotate(360deg) }
}

@keyframes shake {
    0% { transform: translateX(0) }
    25% { transform: translateX(-4px) }
    50% { transform: translateX(4px) }
    75% { transform: translateX(-4px) }
    100% { transform: translateX(0) }
}