/* Giriş Ekranı Stilleri */
.login-box {
    text-align: center;
    max-width: 400px;
    margin: 40px auto;
}

.logo {
    width: 80px;
    height: auto;
    margin-bottom: 16px;
}

.login-box h1 {
    font-size: 28px;
    font-weight: 700;
    color: #1c1e21;
    margin-bottom: 8px;
}

.login-box p {
    font-size: 16px;
    color: var(--text-light);
    margin-bottom: 24px;
}

.login-box input[type="password"] {
    width: 100%;
    padding: 14px;
    font-size: 16px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin-bottom: 16px;
    font-family: var(--font-family);
    text-align: center;
}

.login-box input[type="password"]:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px #d2e3fc;
}

.login-box button {
    background-color: var(--primary-color);
    color: #ffffff;
    width: 100%;
}

.login-box button:hover {
    background-color: var(--primary-dark);
    box-shadow: 0 1px 3px 1px rgba(60,64,67,0.2);
}

.shake {
    animation: shake 0.5s;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-10px); }
    20%, 40%, 60%, 80% { transform: translateX(10px); }
}